mirror of
git://git.gnupg.org/gnupg.git
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8f2a053a0f
* g10/keygen.c (DEFAULT_STD_SUBKEYUSE): New. (ask_keysize): Factor code out to ... (get_keysize_range, fixup_keysize): new. (parse_parameter_usage): Factor parsing out to ... (parse_usagestr): new. Allow use of "encr" as alias for "encrypt". (parse_subkey_algostr_usagestr): New. (generate_subkeypair): Add new args. Implement unattended mode. * g10/keyedit.c (keyedit_quick_sign): Factor some code out to ... (find_by_primary_fpr): new. (keyedit_quick_addkey): New. * g10/gpg.c (aQuickAddKey): New. (opts): Add --quick-addkey. (main): Implement. Signed-off-by: Werner Koch <wk@gnupg.org>
6396 lines
172 KiB
C
6396 lines
172 KiB
C
/* keyedit.c - Edit properties of a key
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* Copyright (C) 1998-2010 Free Software Foundation, Inc.
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* Copyright (C) 1998-2016 Werner Koch
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* Copyright (C) 2015, 2016 g10 Code GmbH
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*
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* This file is part of GnuPG.
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*
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* GnuPG is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* GnuPG is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <config.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <ctype.h>
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#ifdef HAVE_LIBREADLINE
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# define GNUPG_LIBREADLINE_H_INCLUDED
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# include <readline/readline.h>
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#endif
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#include "gpg.h"
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#include "options.h"
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#include "packet.h"
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#include "status.h"
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#include "iobuf.h"
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#include "keydb.h"
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#include "photoid.h"
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#include "util.h"
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#include "main.h"
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#include "trustdb.h"
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#include "filter.h"
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#include "ttyio.h"
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#include "status.h"
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#include "i18n.h"
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#include "keyserver-internal.h"
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#include "call-agent.h"
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#include "host2net.h"
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#include "tofu.h"
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static void show_prefs (PKT_user_id * uid, PKT_signature * selfsig,
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int verbose);
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static void show_names (ctrl_t ctrl, estream_t fp,
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kbnode_t keyblock, PKT_public_key * pk,
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unsigned int flag, int with_prefs);
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static void show_key_with_all_names (ctrl_t ctrl, estream_t fp,
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KBNODE keyblock, int only_marked,
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int with_revoker, int with_fpr,
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int with_subkeys, int with_prefs,
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int nowarn);
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static void show_key_and_fingerprint (kbnode_t keyblock, int with_subkeys);
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static void show_key_and_grip (kbnode_t keyblock);
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static void subkey_expire_warning (kbnode_t keyblock);
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static int menu_adduid (ctrl_t ctrl, kbnode_t keyblock,
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int photo, const char *photo_name, const char *uidstr);
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static void menu_deluid (KBNODE pub_keyblock);
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static int menu_delsig (KBNODE pub_keyblock);
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static int menu_clean (KBNODE keyblock, int self_only);
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static void menu_delkey (KBNODE pub_keyblock);
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static int menu_addrevoker (ctrl_t ctrl, kbnode_t pub_keyblock, int sensitive);
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static int menu_expire (KBNODE pub_keyblock);
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static int menu_changeusage (kbnode_t keyblock);
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static int menu_backsign (KBNODE pub_keyblock);
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static int menu_set_primary_uid (KBNODE pub_keyblock);
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static int menu_set_preferences (KBNODE pub_keyblock);
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static int menu_set_keyserver_url (const char *url, KBNODE pub_keyblock);
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static int menu_set_notation (const char *string, KBNODE pub_keyblock);
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static int menu_select_uid (KBNODE keyblock, int idx);
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static int menu_select_uid_namehash (KBNODE keyblock, const char *namehash);
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static int menu_select_key (KBNODE keyblock, int idx, char *p);
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static int count_uids (KBNODE keyblock);
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static int count_uids_with_flag (KBNODE keyblock, unsigned flag);
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static int count_keys_with_flag (KBNODE keyblock, unsigned flag);
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static int count_selected_uids (KBNODE keyblock);
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static int real_uids_left (KBNODE keyblock);
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static int count_selected_keys (KBNODE keyblock);
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static int menu_revsig (KBNODE keyblock);
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static int menu_revuid (ctrl_t ctrl, kbnode_t keyblock);
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static int menu_revkey (KBNODE pub_keyblock);
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static int menu_revsubkey (KBNODE pub_keyblock);
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#ifndef NO_TRUST_MODELS
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static int enable_disable_key (KBNODE keyblock, int disable);
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#endif /*!NO_TRUST_MODELS*/
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static void menu_showphoto (ctrl_t ctrl, kbnode_t keyblock);
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static int update_trust = 0;
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#define CONTROL_D ('D' - 'A' + 1)
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#define NODFLG_BADSIG (1<<0) /* Bad signature. */
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#define NODFLG_NOKEY (1<<1) /* No public key. */
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#define NODFLG_SIGERR (1<<2) /* Other sig error. */
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#define NODFLG_MARK_A (1<<4) /* Temporary mark. */
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#define NODFLG_DELSIG (1<<5) /* To be deleted. */
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#define NODFLG_SELUID (1<<8) /* Indicate the selected userid. */
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#define NODFLG_SELKEY (1<<9) /* Indicate the selected key. */
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#define NODFLG_SELSIG (1<<10) /* Indicate a selected signature. */
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struct sign_attrib
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{
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int non_exportable, non_revocable;
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struct revocation_reason_info *reason;
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byte trust_depth, trust_value;
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char *trust_regexp;
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};
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/* TODO: Fix duplicated code between here and the check-sigs/list-sigs
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code in keylist.c. */
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static int
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print_and_check_one_sig_colon (KBNODE keyblock, KBNODE node,
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int *inv_sigs, int *no_key, int *oth_err,
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int *is_selfsig, int print_without_key)
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{
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PKT_signature *sig = node->pkt->pkt.signature;
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int rc, sigrc;
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/* TODO: Make sure a cached sig record here still has the pk that
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issued it. See also keylist.c:list_keyblock_print */
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rc = check_key_signature (keyblock, node, is_selfsig);
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switch (gpg_err_code (rc))
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{
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case 0:
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node->flag &= ~(NODFLG_BADSIG | NODFLG_NOKEY | NODFLG_SIGERR);
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sigrc = '!';
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break;
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case GPG_ERR_BAD_SIGNATURE:
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node->flag = NODFLG_BADSIG;
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sigrc = '-';
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if (inv_sigs)
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++ * inv_sigs;
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break;
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case GPG_ERR_NO_PUBKEY:
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case GPG_ERR_UNUSABLE_PUBKEY:
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node->flag = NODFLG_NOKEY;
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sigrc = '?';
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if (no_key)
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++ * no_key;
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break;
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default:
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node->flag = NODFLG_SIGERR;
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sigrc = '%';
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if (oth_err)
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++ * oth_err;
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break;
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}
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if (sigrc != '?' || print_without_key)
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{
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es_printf ("sig:%c::%d:%08lX%08lX:%lu:%lu:",
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sigrc, sig->pubkey_algo, (ulong) sig->keyid[0],
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(ulong) sig->keyid[1], (ulong) sig->timestamp,
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(ulong) sig->expiredate);
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if (sig->trust_depth || sig->trust_value)
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es_printf ("%d %d", sig->trust_depth, sig->trust_value);
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es_printf (":");
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if (sig->trust_regexp)
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es_write_sanitized (es_stdout,
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sig->trust_regexp, strlen (sig->trust_regexp),
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":", NULL);
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es_printf ("::%02x%c\n", sig->sig_class,
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sig->flags.exportable ? 'x' : 'l');
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if (opt.show_subpackets)
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print_subpackets_colon (sig);
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}
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return (sigrc == '!');
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}
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/*
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* Print information about a signature (rc is its status), check it
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* and return true if the signature is okay. NODE must be a signature
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* packet. With EXTENDED set all possible signature list options will
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* always be printed.
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*/
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static int
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print_one_sig (int rc, KBNODE keyblock, KBNODE node,
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int *inv_sigs, int *no_key, int *oth_err,
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int is_selfsig, int print_without_key, int extended)
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{
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PKT_signature *sig = node->pkt->pkt.signature;
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int sigrc;
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int is_rev = sig->sig_class == 0x30;
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/* TODO: Make sure a cached sig record here still has the pk that
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issued it. See also keylist.c:list_keyblock_print */
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switch (gpg_err_code (rc))
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{
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case 0:
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node->flag &= ~(NODFLG_BADSIG | NODFLG_NOKEY | NODFLG_SIGERR);
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sigrc = '!';
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break;
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case GPG_ERR_BAD_SIGNATURE:
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node->flag = NODFLG_BADSIG;
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sigrc = '-';
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if (inv_sigs)
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++ * inv_sigs;
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break;
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case GPG_ERR_NO_PUBKEY:
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case GPG_ERR_UNUSABLE_PUBKEY:
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node->flag = NODFLG_NOKEY;
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sigrc = '?';
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if (no_key)
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++ * no_key;
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break;
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default:
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node->flag = NODFLG_SIGERR;
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sigrc = '%';
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if (oth_err)
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++ * oth_err;
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break;
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}
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if (sigrc != '?' || print_without_key)
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{
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tty_printf ("%s%c%c %c%c%c%c%c%c %s %s",
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is_rev ? "rev" : "sig", sigrc,
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(sig->sig_class - 0x10 > 0 &&
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sig->sig_class - 0x10 <
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4) ? '0' + sig->sig_class - 0x10 : ' ',
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sig->flags.exportable ? ' ' : 'L',
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sig->flags.revocable ? ' ' : 'R',
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sig->flags.policy_url ? 'P' : ' ',
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sig->flags.notation ? 'N' : ' ',
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sig->flags.expired ? 'X' : ' ',
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(sig->trust_depth > 9) ? 'T' : (sig->trust_depth >
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0) ? '0' +
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sig->trust_depth : ' ',
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keystr (sig->keyid),
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datestr_from_sig (sig));
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if ((opt.list_options & LIST_SHOW_SIG_EXPIRE) || extended )
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tty_printf (" %s", expirestr_from_sig (sig));
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tty_printf (" ");
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if (sigrc == '%')
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tty_printf ("[%s] ", gpg_strerror (rc));
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else if (sigrc == '?')
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;
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else if (is_selfsig)
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{
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tty_printf (is_rev ? _("[revocation]") : _("[self-signature]"));
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if (extended && sig->flags.chosen_selfsig)
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tty_printf ("*");
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}
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else
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{
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size_t n;
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char *p = get_user_id (sig->keyid, &n);
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tty_print_utf8_string2 (NULL, p, n,
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opt.screen_columns - keystrlen () - 26 -
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((opt.
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list_options & LIST_SHOW_SIG_EXPIRE) ? 11
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: 0));
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xfree (p);
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}
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tty_printf ("\n");
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if (sig->flags.policy_url
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&& ((opt.list_options & LIST_SHOW_POLICY_URLS) || extended))
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show_policy_url (sig, 3, 0);
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if (sig->flags.notation
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&& ((opt.list_options & LIST_SHOW_NOTATIONS) || extended))
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show_notation (sig, 3, 0,
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((opt.
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list_options & LIST_SHOW_STD_NOTATIONS) ? 1 : 0) +
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((opt.
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list_options & LIST_SHOW_USER_NOTATIONS) ? 2 : 0));
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if (sig->flags.pref_ks
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&& ((opt.list_options & LIST_SHOW_KEYSERVER_URLS) || extended))
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show_keyserver_url (sig, 3, 0);
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if (extended)
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{
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PKT_public_key *pk = keyblock->pkt->pkt.public_key;
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const unsigned char *s;
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s = parse_sig_subpkt (sig->hashed, SIGSUBPKT_PRIMARY_UID, NULL);
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if (s && *s)
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tty_printf (" [primary]\n");
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s = parse_sig_subpkt (sig->hashed, SIGSUBPKT_KEY_EXPIRE, NULL);
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if (s && buf32_to_u32 (s))
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tty_printf (" [expires: %s]\n",
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isotimestamp (pk->timestamp + buf32_to_u32 (s)));
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}
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}
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return (sigrc == '!');
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}
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static int
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print_and_check_one_sig (KBNODE keyblock, KBNODE node,
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int *inv_sigs, int *no_key, int *oth_err,
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int *is_selfsig, int print_without_key, int extended)
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{
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int rc;
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rc = check_key_signature (keyblock, node, is_selfsig);
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return print_one_sig (rc,
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keyblock, node, inv_sigs, no_key, oth_err,
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*is_selfsig, print_without_key, extended);
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}
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/* Order two signatures. The actual ordering isn't important. Our
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goal is to ensure that identical signatures occur together. */
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static int
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sig_comparison (const void *av, const void *bv)
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{
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const KBNODE an = *(const KBNODE *) av;
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const KBNODE bn = *(const KBNODE *) bv;
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const PKT_signature *a;
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const PKT_signature *b;
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int ndataa;
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int ndatab;
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int i;
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log_assert (an->pkt->pkttype == PKT_SIGNATURE);
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log_assert (bn->pkt->pkttype == PKT_SIGNATURE);
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a = an->pkt->pkt.signature;
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b = bn->pkt->pkt.signature;
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if (a->digest_algo < b->digest_algo)
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return -1;
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if (a->digest_algo > b->digest_algo)
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return 1;
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ndataa = pubkey_get_nsig (a->pubkey_algo);
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ndatab = pubkey_get_nsig (b->pubkey_algo);
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if (ndataa != ndatab)
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return (ndataa < ndatab)? -1 : 1;
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for (i = 0; i < ndataa; i ++)
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{
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int c = gcry_mpi_cmp (a->data[i], b->data[i]);
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if (c != 0)
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return c;
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}
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/* Okay, they are equal. */
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return 0;
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}
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||
|
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/* Perform a few sanity checks on a keyblock is okay and possibly
|
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repair some damage. Concretely:
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- Detect duplicate signatures and remove them.
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- Detect out of order signatures and relocate them (e.g., a sig
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over user id X located under subkey Y).
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|
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Note: this function does not remove signatures that don't belong or
|
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components that are not signed! (Although it would be trivial to
|
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do so.)
|
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|
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If ONLY_SELFSIGS is true, then this function only reorders self
|
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signatures (it still checks all signatures for duplicates,
|
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however).
|
||
|
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Returns 1 if the keyblock was modified, 0 otherwise. */
|
||
static int
|
||
check_all_keysigs (KBNODE kb, int only_selected, int only_selfsigs)
|
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{
|
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gpg_error_t err;
|
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PKT_public_key *pk;
|
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KBNODE n, n_next, *n_prevp, n2;
|
||
char *pending_desc = NULL;
|
||
PKT_public_key *issuer;
|
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KBNODE last_printed_component;
|
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KBNODE current_component = NULL;
|
||
int dups = 0;
|
||
int missing_issuer = 0;
|
||
int reordered = 0;
|
||
int bad_signature = 0;
|
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int missing_selfsig = 0;
|
||
int modified = 0;
|
||
|
||
log_assert (kb->pkt->pkttype == PKT_PUBLIC_KEY);
|
||
pk = kb->pkt->pkt.public_key;
|
||
|
||
/* First we look for duplicates. */
|
||
{
|
||
int nsigs = 0;
|
||
KBNODE *sigs;
|
||
int i;
|
||
int last_i;
|
||
|
||
/* Count the sigs. */
|
||
for (n = kb; n; n = n->next)
|
||
if (is_deleted_kbnode (n))
|
||
continue;
|
||
else if (n->pkt->pkttype == PKT_SIGNATURE)
|
||
nsigs ++;
|
||
|
||
/* Add them all to the SIGS array. */
|
||
sigs = xmalloc_clear (sizeof (*sigs) * nsigs);
|
||
|
||
i = 0;
|
||
for (n = kb; n; n = n->next)
|
||
{
|
||
if (is_deleted_kbnode (n))
|
||
continue;
|
||
|
||
if (n->pkt->pkttype != PKT_SIGNATURE)
|
||
continue;
|
||
|
||
sigs[i] = n;
|
||
i ++;
|
||
}
|
||
log_assert (i == nsigs);
|
||
|
||
qsort (sigs, nsigs, sizeof (sigs[0]), sig_comparison);
|
||
|
||
last_i = 0;
|
||
for (i = 1; i < nsigs; i ++)
|
||
{
|
||
log_assert (sigs[last_i]);
|
||
log_assert (sigs[last_i]->pkt->pkttype == PKT_SIGNATURE);
|
||
log_assert (sigs[i]);
|
||
log_assert (sigs[i]->pkt->pkttype == PKT_SIGNATURE);
|
||
|
||
if (sig_comparison (&sigs[last_i], &sigs[i]) == 0)
|
||
/* They are the same. Kill the latter. */
|
||
{
|
||
if (DBG_PACKET)
|
||
{
|
||
PKT_signature *sig = sigs[i]->pkt->pkt.signature;
|
||
|
||
log_debug ("Signature appears multiple times, "
|
||
"deleting duplicate:\n");
|
||
log_debug (" sig: class 0x%x, issuer: %s,"
|
||
" timestamp: %s (%lld), digest: %02x %02x\n",
|
||
sig->sig_class, keystr (sig->keyid),
|
||
isotimestamp (sig->timestamp),
|
||
(long long) sig->timestamp,
|
||
sig->digest_start[0], sig->digest_start[1]);
|
||
}
|
||
|
||
/* Remove sigs[i] from the keyblock. */
|
||
{
|
||
KBNODE z, *prevp;
|
||
int to_kill = last_i;
|
||
last_i = i;
|
||
|
||
for (prevp = &kb, z = kb; z; prevp = &z->next, z = z->next)
|
||
if (z == sigs[to_kill])
|
||
break;
|
||
|
||
*prevp = sigs[to_kill]->next;
|
||
|
||
sigs[to_kill]->next = NULL;
|
||
release_kbnode (sigs[to_kill]);
|
||
sigs[to_kill] = NULL;
|
||
|
||
dups ++;
|
||
modified = 1;
|
||
}
|
||
}
|
||
else
|
||
last_i = i;
|
||
}
|
||
|
||
xfree (sigs);
|
||
}
|
||
|
||
/* Make sure the sigs occur after the component (public key, subkey,
|
||
user id) that they sign. */
|
||
issuer = NULL;
|
||
last_printed_component = NULL;
|
||
for (n_prevp = &kb, n = kb;
|
||
n;
|
||
/* If we moved n, then n_prevp is need valid. */
|
||
n_prevp = (n->next == n_next ? &n->next : n_prevp), n = n_next)
|
||
{
|
||
PACKET *p;
|
||
int processed_current_component;
|
||
PKT_signature *sig;
|
||
int rc;
|
||
int dump_sig_params = 0;
|
||
|
||
n_next = n->next;
|
||
|
||
if (is_deleted_kbnode (n))
|
||
continue;
|
||
|
||
p = n->pkt;
|
||
|
||
if (issuer && issuer != pk)
|
||
{
|
||
free_public_key (issuer);
|
||
issuer = NULL;
|
||
}
|
||
|
||
xfree (pending_desc);
|
||
pending_desc = NULL;
|
||
|
||
switch (p->pkttype)
|
||
{
|
||
case PKT_PUBLIC_KEY:
|
||
log_assert (p->pkt.public_key == pk);
|
||
if (only_selected && ! (n->flag & NODFLG_SELKEY))
|
||
{
|
||
current_component = NULL;
|
||
break;
|
||
}
|
||
|
||
if (DBG_PACKET)
|
||
log_debug ("public key %s: timestamp: %s (%lld)\n",
|
||
pk_keyid_str (pk),
|
||
isotimestamp (pk->timestamp),
|
||
(long long) pk->timestamp);
|
||
current_component = n;
|
||
break;
|
||
case PKT_PUBLIC_SUBKEY:
|
||
if (only_selected && ! (n->flag & NODFLG_SELKEY))
|
||
{
|
||
current_component = NULL;
|
||
break;
|
||
}
|
||
|
||
if (DBG_PACKET)
|
||
log_debug ("subkey %s: timestamp: %s (%lld)\n",
|
||
pk_keyid_str (p->pkt.public_key),
|
||
isotimestamp (p->pkt.public_key->timestamp),
|
||
(long long) p->pkt.public_key->timestamp);
|
||
current_component = n;
|
||
break;
|
||
case PKT_USER_ID:
|
||
if (only_selected && ! (n->flag & NODFLG_SELUID))
|
||
{
|
||
current_component = NULL;
|
||
break;
|
||
}
|
||
|
||
if (DBG_PACKET)
|
||
log_debug ("user id: %s\n",
|
||
p->pkt.user_id->attrib_data
|
||
? "[ photo id ]"
|
||
: p->pkt.user_id->name);
|
||
current_component = n;
|
||
break;
|
||
case PKT_SIGNATURE:
|
||
if (! current_component)
|
||
/* The current component is not selected, don't check the
|
||
sigs under it. */
|
||
break;
|
||
|
||
sig = n->pkt->pkt.signature;
|
||
|
||
pending_desc = xasprintf (" sig: class: 0x%x, issuer: %s, timestamp: %s (%lld), digest: %02x %02x",
|
||
sig->sig_class,
|
||
keystr (sig->keyid),
|
||
isotimestamp (sig->timestamp),
|
||
(long long) sig->timestamp,
|
||
sig->digest_start[0], sig->digest_start[1]);
|
||
|
||
|
||
if (keyid_cmp (pk_keyid (pk), sig->keyid) == 0)
|
||
issuer = pk;
|
||
else
|
||
/* Issuer is a different key. */
|
||
{
|
||
if (only_selfsigs)
|
||
continue;
|
||
|
||
issuer = xmalloc (sizeof (*issuer));
|
||
err = get_pubkey (issuer, sig->keyid);
|
||
if (err)
|
||
{
|
||
xfree (issuer);
|
||
issuer = NULL;
|
||
if (DBG_PACKET)
|
||
{
|
||
if (pending_desc)
|
||
log_debug ("%s", pending_desc);
|
||
log_debug (" Can't check signature allegedly issued by %s: %s\n",
|
||
keystr (sig->keyid), gpg_strerror (err));
|
||
}
|
||
missing_issuer ++;
|
||
break;
|
||
}
|
||
}
|
||
|
||
if ((err = openpgp_pk_test_algo (sig->pubkey_algo)))
|
||
{
|
||
if (DBG_PACKET && pending_desc)
|
||
log_debug ("%s", pending_desc);
|
||
tty_printf (_("can't check signature with unsupported"
|
||
" public-key algorithm (%d): %s.\n"),
|
||
sig->pubkey_algo, gpg_strerror (err));
|
||
break;
|
||
}
|
||
if ((err = openpgp_md_test_algo (sig->digest_algo)))
|
||
{
|
||
if (DBG_PACKET && pending_desc)
|
||
log_debug ("%s", pending_desc);
|
||
tty_printf (_("can't check signature with unsupported"
|
||
" message-digest algorithm %d: %s.\n"),
|
||
sig->digest_algo, gpg_strerror (err));
|
||
break;
|
||
}
|
||
|
||
/* We iterate over the keyblock. Most likely, the matching
|
||
component is the current component so always try that
|
||
first. */
|
||
processed_current_component = 0;
|
||
for (n2 = current_component;
|
||
n2;
|
||
n2 = (processed_current_component ? n2->next : kb),
|
||
processed_current_component = 1)
|
||
if (is_deleted_kbnode (n2))
|
||
continue;
|
||
else if (processed_current_component && n2 == current_component)
|
||
/* Don't process it twice. */
|
||
continue;
|
||
else
|
||
{
|
||
err = check_signature_over_key_or_uid (issuer, sig, kb, n2->pkt,
|
||
NULL, NULL);
|
||
if (! err)
|
||
break;
|
||
}
|
||
|
||
/* n/sig is a signature and n2 is the component (public key,
|
||
subkey or user id) that it signs, if any.
|
||
current_component is that component that it appears to
|
||
apply to (according to the ordering). */
|
||
|
||
if (current_component == n2)
|
||
{
|
||
if (DBG_PACKET)
|
||
{
|
||
log_debug ("%s", pending_desc);
|
||
log_debug (" Good signature over last key or uid!\n");
|
||
}
|
||
|
||
rc = 0;
|
||
}
|
||
else if (n2)
|
||
{
|
||
log_assert (n2->pkt->pkttype == PKT_USER_ID
|
||
|| n2->pkt->pkttype == PKT_PUBLIC_KEY
|
||
|| n2->pkt->pkttype == PKT_PUBLIC_SUBKEY);
|
||
|
||
if (DBG_PACKET)
|
||
{
|
||
log_debug ("%s", pending_desc);
|
||
log_debug (" Good signature out of order!"
|
||
" (Over %s (%d) '%s')\n",
|
||
n2->pkt->pkttype == PKT_USER_ID
|
||
? "user id"
|
||
: n2->pkt->pkttype == PKT_PUBLIC_SUBKEY
|
||
? "subkey"
|
||
: "primary key",
|
||
n2->pkt->pkttype,
|
||
n2->pkt->pkttype == PKT_USER_ID
|
||
? n2->pkt->pkt.user_id->name
|
||
: pk_keyid_str (n2->pkt->pkt.public_key));
|
||
}
|
||
|
||
/* Reorder the packets: move the signature n to be just
|
||
after n2. */
|
||
|
||
/* Unlink the signature. */
|
||
log_assert (n_prevp);
|
||
*n_prevp = n->next;
|
||
|
||
/* Insert the sig immediately after the component. */
|
||
n->next = n2->next;
|
||
n2->next = n;
|
||
|
||
reordered ++;
|
||
modified = 1;
|
||
|
||
rc = 0;
|
||
}
|
||
else
|
||
{
|
||
if (DBG_PACKET)
|
||
{
|
||
log_debug ("%s", pending_desc);
|
||
log_debug (" Bad signature.\n");
|
||
}
|
||
|
||
if (DBG_PACKET)
|
||
dump_sig_params = 1;
|
||
|
||
bad_signature ++;
|
||
|
||
rc = GPG_ERR_BAD_SIGNATURE;
|
||
}
|
||
|
||
/* We don't cache the result here, because we haven't
|
||
completely checked that the signature is legitimate. For
|
||
instance, if we have a revocation certificate on Alice's
|
||
key signed by Bob, the signature may be good, but we
|
||
haven't checked that Bob is a designated revoker. */
|
||
/* cache_sig_result (sig, rc); */
|
||
|
||
{
|
||
int has_selfsig = 0;
|
||
if (! rc && issuer == pk)
|
||
{
|
||
if (n2->pkt->pkttype == PKT_PUBLIC_KEY
|
||
&& (/* Direct key signature. */
|
||
sig->sig_class == 0x1f
|
||
/* Key revocation signature. */
|
||
|| sig->sig_class == 0x20))
|
||
has_selfsig = 1;
|
||
if (n2->pkt->pkttype == PKT_PUBLIC_SUBKEY
|
||
&& (/* Subkey binding sig. */
|
||
sig->sig_class == 0x18
|
||
/* Subkey revocation sig. */
|
||
|| sig->sig_class == 0x28))
|
||
has_selfsig = 1;
|
||
if (n2->pkt->pkttype == PKT_USER_ID
|
||
&& (/* Certification sigs. */
|
||
sig->sig_class == 0x10
|
||
|| sig->sig_class == 0x11
|
||
|| sig->sig_class == 0x12
|
||
|| sig->sig_class == 0x13
|
||
/* Certification revocation sig. */
|
||
|| sig->sig_class == 0x30))
|
||
has_selfsig = 1;
|
||
}
|
||
|
||
if ((n2 && n2 != last_printed_component)
|
||
|| (! n2 && last_printed_component != current_component))
|
||
{
|
||
int is_reordered = n2 && n2 != current_component;
|
||
if (n2)
|
||
last_printed_component = n2;
|
||
else
|
||
last_printed_component = current_component;
|
||
|
||
if (!modified)
|
||
;
|
||
else if (last_printed_component->pkt->pkttype == PKT_USER_ID)
|
||
{
|
||
tty_printf ("uid ");
|
||
tty_print_utf8_string (last_printed_component
|
||
->pkt->pkt.user_id->name,
|
||
last_printed_component
|
||
->pkt->pkt.user_id->len);
|
||
}
|
||
else if (last_printed_component->pkt->pkttype
|
||
== PKT_PUBLIC_KEY)
|
||
tty_printf ("pub %s",
|
||
pk_keyid_str (last_printed_component
|
||
->pkt->pkt.public_key));
|
||
else
|
||
tty_printf ("sub %s",
|
||
pk_keyid_str (last_printed_component
|
||
->pkt->pkt.public_key));
|
||
|
||
if (modified)
|
||
{
|
||
if (is_reordered)
|
||
tty_printf (_(" (reordered signatures follow)"));
|
||
tty_printf ("\n");
|
||
}
|
||
}
|
||
|
||
if (modified)
|
||
print_one_sig (rc, kb, n, NULL, NULL, NULL, has_selfsig,
|
||
0, only_selfsigs);
|
||
}
|
||
|
||
if (dump_sig_params)
|
||
{
|
||
int i;
|
||
|
||
for (i = 0; i < pubkey_get_nsig (sig->pubkey_algo); i ++)
|
||
{
|
||
char buffer[1024];
|
||
size_t len;
|
||
char *printable;
|
||
gcry_mpi_print (GCRYMPI_FMT_USG,
|
||
buffer, sizeof (buffer), &len,
|
||
sig->data[i]);
|
||
printable = bin2hex (buffer, len, NULL);
|
||
log_info (" %d: %s\n", i, printable);
|
||
xfree (printable);
|
||
}
|
||
}
|
||
break;
|
||
default:
|
||
if (DBG_PACKET)
|
||
log_debug ("unhandled packet: %d\n", p->pkttype);
|
||
break;
|
||
}
|
||
}
|
||
|
||
xfree (pending_desc);
|
||
pending_desc = NULL;
|
||
|
||
if (issuer != pk)
|
||
free_public_key (issuer);
|
||
issuer = NULL;
|
||
|
||
/* Identify keys / uids that don't have a self-sig. */
|
||
{
|
||
int has_selfsig = 0;
|
||
PACKET *p;
|
||
PKT_signature *sig;
|
||
|
||
current_component = NULL;
|
||
for (n = kb; n; n = n->next)
|
||
{
|
||
if (is_deleted_kbnode (n))
|
||
continue;
|
||
|
||
p = n->pkt;
|
||
|
||
switch (p->pkttype)
|
||
{
|
||
case PKT_PUBLIC_KEY:
|
||
case PKT_PUBLIC_SUBKEY:
|
||
case PKT_USER_ID:
|
||
if (current_component && ! has_selfsig)
|
||
missing_selfsig ++;
|
||
current_component = n;
|
||
has_selfsig = 0;
|
||
break;
|
||
|
||
case PKT_SIGNATURE:
|
||
if (! current_component || has_selfsig)
|
||
break;
|
||
|
||
sig = n->pkt->pkt.signature;
|
||
|
||
if (! (sig->flags.checked && sig->flags.valid))
|
||
break;
|
||
|
||
if (keyid_cmp (pk_keyid (pk), sig->keyid) != 0)
|
||
/* Different issuer, couldn't be a self-sig. */
|
||
break;
|
||
|
||
if (current_component->pkt->pkttype == PKT_PUBLIC_KEY
|
||
&& (/* Direct key signature. */
|
||
sig->sig_class == 0x1f
|
||
/* Key revocation signature. */
|
||
|| sig->sig_class == 0x20))
|
||
has_selfsig = 1;
|
||
if (current_component->pkt->pkttype == PKT_PUBLIC_SUBKEY
|
||
&& (/* Subkey binding sig. */
|
||
sig->sig_class == 0x18
|
||
/* Subkey revocation sig. */
|
||
|| sig->sig_class == 0x28))
|
||
has_selfsig = 1;
|
||
if (current_component->pkt->pkttype == PKT_USER_ID
|
||
&& (/* Certification sigs. */
|
||
sig->sig_class == 0x10
|
||
|| sig->sig_class == 0x11
|
||
|| sig->sig_class == 0x12
|
||
|| sig->sig_class == 0x13
|
||
/* Certification revocation sig. */
|
||
|| sig->sig_class == 0x30))
|
||
has_selfsig = 1;
|
||
|
||
break;
|
||
|
||
default:
|
||
if (current_component && ! has_selfsig)
|
||
missing_selfsig ++;
|
||
current_component = NULL;
|
||
}
|
||
}
|
||
}
|
||
|
||
if (dups || missing_issuer || bad_signature || reordered)
|
||
tty_printf (_("key %s:\n"), pk_keyid_str (pk));
|
||
|
||
if (dups)
|
||
tty_printf (ngettext ("%d duplicate signature removed\n",
|
||
"%d duplicate signatures removed\n", dups), dups);
|
||
if (missing_issuer)
|
||
tty_printf (ngettext ("%d signature not checked due to a missing key\n",
|
||
"%d signatures not checked due to missing keys\n",
|
||
missing_issuer), missing_issuer);
|
||
if (bad_signature)
|
||
tty_printf (ngettext ("%d bad signature\n",
|
||
"%d bad signatures\n",
|
||
bad_signature), bad_signature);
|
||
if (reordered)
|
||
tty_printf (ngettext ("%d signature reordered\n",
|
||
"%d signatures reordered\n",
|
||
reordered), reordered);
|
||
|
||
if (only_selfsigs && (bad_signature || reordered))
|
||
tty_printf (_("Warning: errors found and only checked self-signatures,"
|
||
" run '%s' to check all signatures.\n"), "check");
|
||
|
||
return modified;
|
||
}
|
||
|
||
|
||
static int
|
||
sign_mk_attrib (PKT_signature * sig, void *opaque)
|
||
{
|
||
struct sign_attrib *attrib = opaque;
|
||
byte buf[8];
|
||
|
||
if (attrib->non_exportable)
|
||
{
|
||
buf[0] = 0; /* not exportable */
|
||
build_sig_subpkt (sig, SIGSUBPKT_EXPORTABLE, buf, 1);
|
||
}
|
||
|
||
if (attrib->non_revocable)
|
||
{
|
||
buf[0] = 0; /* not revocable */
|
||
build_sig_subpkt (sig, SIGSUBPKT_REVOCABLE, buf, 1);
|
||
}
|
||
|
||
if (attrib->reason)
|
||
revocation_reason_build_cb (sig, attrib->reason);
|
||
|
||
if (attrib->trust_depth)
|
||
{
|
||
/* Not critical. If someone doesn't understand trust sigs,
|
||
this can still be a valid regular signature. */
|
||
buf[0] = attrib->trust_depth;
|
||
buf[1] = attrib->trust_value;
|
||
build_sig_subpkt (sig, SIGSUBPKT_TRUST, buf, 2);
|
||
|
||
/* Critical. If someone doesn't understands regexps, this
|
||
whole sig should be invalid. Note the +1 for the length -
|
||
regexps are null terminated. */
|
||
if (attrib->trust_regexp)
|
||
build_sig_subpkt (sig, SIGSUBPKT_FLAG_CRITICAL | SIGSUBPKT_REGEXP,
|
||
attrib->trust_regexp,
|
||
strlen (attrib->trust_regexp) + 1);
|
||
}
|
||
|
||
return 0;
|
||
}
|
||
|
||
|
||
static void
|
||
trustsig_prompt (byte * trust_value, byte * trust_depth, char **regexp)
|
||
{
|
||
char *p;
|
||
|
||
*trust_value = 0;
|
||
*trust_depth = 0;
|
||
*regexp = NULL;
|
||
|
||
/* Same string as pkclist.c:do_edit_ownertrust */
|
||
tty_printf (_
|
||
("Please decide how far you trust this user to correctly verify"
|
||
" other users' keys\n(by looking at passports, checking"
|
||
" fingerprints from different sources, etc.)\n"));
|
||
tty_printf ("\n");
|
||
tty_printf (_(" %d = I trust marginally\n"), 1);
|
||
tty_printf (_(" %d = I trust fully\n"), 2);
|
||
tty_printf ("\n");
|
||
|
||
while (*trust_value == 0)
|
||
{
|
||
p = cpr_get ("trustsig_prompt.trust_value", _("Your selection? "));
|
||
trim_spaces (p);
|
||
cpr_kill_prompt ();
|
||
/* 60 and 120 are as per RFC2440 */
|
||
if (p[0] == '1' && !p[1])
|
||
*trust_value = 60;
|
||
else if (p[0] == '2' && !p[1])
|
||
*trust_value = 120;
|
||
xfree (p);
|
||
}
|
||
|
||
tty_printf ("\n");
|
||
|
||
tty_printf (_("Please enter the depth of this trust signature.\n"
|
||
"A depth greater than 1 allows the key you are"
|
||
" signing to make\n"
|
||
"trust signatures on your behalf.\n"));
|
||
tty_printf ("\n");
|
||
|
||
while (*trust_depth == 0)
|
||
{
|
||
p = cpr_get ("trustsig_prompt.trust_depth", _("Your selection? "));
|
||
trim_spaces (p);
|
||
cpr_kill_prompt ();
|
||
*trust_depth = atoi (p);
|
||
xfree (p);
|
||
}
|
||
|
||
tty_printf ("\n");
|
||
|
||
tty_printf (_("Please enter a domain to restrict this signature, "
|
||
"or enter for none.\n"));
|
||
|
||
tty_printf ("\n");
|
||
|
||
p = cpr_get ("trustsig_prompt.trust_regexp", _("Your selection? "));
|
||
trim_spaces (p);
|
||
cpr_kill_prompt ();
|
||
|
||
if (strlen (p) > 0)
|
||
{
|
||
char *q = p;
|
||
int regexplen = 100, ind;
|
||
|
||
*regexp = xmalloc (regexplen);
|
||
|
||
/* Now mangle the domain the user entered into a regexp. To do
|
||
this, \-escape everything that isn't alphanumeric, and attach
|
||
"<[^>]+[@.]" to the front, and ">$" to the end. */
|
||
|
||
strcpy (*regexp, "<[^>]+[@.]");
|
||
ind = strlen (*regexp);
|
||
|
||
while (*q)
|
||
{
|
||
if (!((*q >= 'A' && *q <= 'Z')
|
||
|| (*q >= 'a' && *q <= 'z') || (*q >= '0' && *q <= '9')))
|
||
(*regexp)[ind++] = '\\';
|
||
|
||
(*regexp)[ind++] = *q;
|
||
|
||
if ((regexplen - ind) < 3)
|
||
{
|
||
regexplen += 100;
|
||
*regexp = xrealloc (*regexp, regexplen);
|
||
}
|
||
|
||
q++;
|
||
}
|
||
|
||
(*regexp)[ind] = '\0';
|
||
strcat (*regexp, ">$");
|
||
}
|
||
|
||
xfree (p);
|
||
tty_printf ("\n");
|
||
}
|
||
|
||
|
||
/*
|
||
* Loop over all LOCUSR and and sign the uids after asking. If no
|
||
* user id is marked, all user ids will be signed; if some user_ids
|
||
* are marked only those will be signed. If QUICK is true the
|
||
* function won't ask the user and use sensible defaults.
|
||
*/
|
||
static int
|
||
sign_uids (ctrl_t ctrl, estream_t fp,
|
||
kbnode_t keyblock, strlist_t locusr, int *ret_modified,
|
||
int local, int nonrevocable, int trust, int interactive,
|
||
int quick)
|
||
{
|
||
int rc = 0;
|
||
SK_LIST sk_list = NULL;
|
||
SK_LIST sk_rover = NULL;
|
||
PKT_public_key *pk = NULL;
|
||
KBNODE node, uidnode;
|
||
PKT_public_key *primary_pk = NULL;
|
||
int select_all = !count_selected_uids (keyblock) || interactive;
|
||
|
||
/* Build a list of all signators.
|
||
*
|
||
* We use the CERT flag to request the primary which must always
|
||
* be one which is capable of signing keys. I can't see a reason
|
||
* why to sign keys using a subkey. Implementation of USAGE_CERT
|
||
* is just a hack in getkey.c and does not mean that a subkey
|
||
* marked as certification capable will be used. */
|
||
rc = build_sk_list (ctrl, locusr, &sk_list, PUBKEY_USAGE_CERT);
|
||
if (rc)
|
||
goto leave;
|
||
|
||
/* Loop over all signators. */
|
||
for (sk_rover = sk_list; sk_rover; sk_rover = sk_rover->next)
|
||
{
|
||
u32 sk_keyid[2], pk_keyid[2];
|
||
char *p, *trust_regexp = NULL;
|
||
int class = 0, selfsig = 0;
|
||
u32 duration = 0, timestamp = 0;
|
||
byte trust_depth = 0, trust_value = 0;
|
||
|
||
pk = sk_rover->pk;
|
||
keyid_from_pk (pk, sk_keyid);
|
||
|
||
/* Set mark A for all selected user ids. */
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (select_all || (node->flag & NODFLG_SELUID))
|
||
node->flag |= NODFLG_MARK_A;
|
||
else
|
||
node->flag &= ~NODFLG_MARK_A;
|
||
}
|
||
|
||
/* Reset mark for uids which are already signed. */
|
||
uidnode = NULL;
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY)
|
||
{
|
||
primary_pk = node->pkt->pkt.public_key;
|
||
keyid_from_pk (primary_pk, pk_keyid);
|
||
|
||
/* Is this a self-sig? */
|
||
if (pk_keyid[0] == sk_keyid[0] && pk_keyid[1] == sk_keyid[1])
|
||
selfsig = 1;
|
||
}
|
||
else if (node->pkt->pkttype == PKT_USER_ID)
|
||
{
|
||
uidnode = (node->flag & NODFLG_MARK_A) ? node : NULL;
|
||
if (uidnode)
|
||
{
|
||
int yesreally = 0;
|
||
char *user;
|
||
|
||
user = utf8_to_native (uidnode->pkt->pkt.user_id->name,
|
||
uidnode->pkt->pkt.user_id->len, 0);
|
||
|
||
if (opt.only_sign_text_ids
|
||
&& uidnode->pkt->pkt.user_id->attribs)
|
||
{
|
||
tty_fprintf (fp, _("Skipping user ID \"%s\","
|
||
" which is not a text ID.\n"),
|
||
user);
|
||
uidnode->flag &= ~NODFLG_MARK_A;
|
||
uidnode = NULL;
|
||
}
|
||
else if (uidnode->pkt->pkt.user_id->is_revoked)
|
||
{
|
||
tty_fprintf (fp, _("User ID \"%s\" is revoked."), user);
|
||
|
||
if (selfsig)
|
||
tty_fprintf (fp, "\n");
|
||
else if (opt.expert && !quick)
|
||
{
|
||
tty_fprintf (fp, "\n");
|
||
/* No, so remove the mark and continue */
|
||
if (!cpr_get_answer_is_yes ("sign_uid.revoke_okay",
|
||
_("Are you sure you "
|
||
"still want to sign "
|
||
"it? (y/N) ")))
|
||
{
|
||
uidnode->flag &= ~NODFLG_MARK_A;
|
||
uidnode = NULL;
|
||
}
|
||
else if (interactive)
|
||
yesreally = 1;
|
||
}
|
||
else
|
||
{
|
||
uidnode->flag &= ~NODFLG_MARK_A;
|
||
uidnode = NULL;
|
||
tty_fprintf (fp, _(" Unable to sign.\n"));
|
||
}
|
||
}
|
||
else if (uidnode->pkt->pkt.user_id->is_expired)
|
||
{
|
||
tty_fprintf (fp, _("User ID \"%s\" is expired."), user);
|
||
|
||
if (selfsig)
|
||
tty_fprintf (fp, "\n");
|
||
else if (opt.expert && !quick)
|
||
{
|
||
tty_fprintf (fp, "\n");
|
||
/* No, so remove the mark and continue */
|
||
if (!cpr_get_answer_is_yes ("sign_uid.expire_okay",
|
||
_("Are you sure you "
|
||
"still want to sign "
|
||
"it? (y/N) ")))
|
||
{
|
||
uidnode->flag &= ~NODFLG_MARK_A;
|
||
uidnode = NULL;
|
||
}
|
||
else if (interactive)
|
||
yesreally = 1;
|
||
}
|
||
else
|
||
{
|
||
uidnode->flag &= ~NODFLG_MARK_A;
|
||
uidnode = NULL;
|
||
tty_fprintf (fp, _(" Unable to sign.\n"));
|
||
}
|
||
}
|
||
else if (!uidnode->pkt->pkt.user_id->created && !selfsig)
|
||
{
|
||
tty_fprintf (fp, _("User ID \"%s\" is not self-signed."),
|
||
user);
|
||
|
||
if (opt.expert && !quick)
|
||
{
|
||
tty_fprintf (fp, "\n");
|
||
/* No, so remove the mark and continue */
|
||
if (!cpr_get_answer_is_yes ("sign_uid.nosig_okay",
|
||
_("Are you sure you "
|
||
"still want to sign "
|
||
"it? (y/N) ")))
|
||
{
|
||
uidnode->flag &= ~NODFLG_MARK_A;
|
||
uidnode = NULL;
|
||
}
|
||
else if (interactive)
|
||
yesreally = 1;
|
||
}
|
||
else
|
||
{
|
||
uidnode->flag &= ~NODFLG_MARK_A;
|
||
uidnode = NULL;
|
||
tty_fprintf (fp, _(" Unable to sign.\n"));
|
||
}
|
||
}
|
||
|
||
if (uidnode && interactive && !yesreally && !quick)
|
||
{
|
||
tty_fprintf (fp,
|
||
_("User ID \"%s\" is signable. "), user);
|
||
if (!cpr_get_answer_is_yes ("sign_uid.sign_okay",
|
||
_("Sign it? (y/N) ")))
|
||
{
|
||
uidnode->flag &= ~NODFLG_MARK_A;
|
||
uidnode = NULL;
|
||
}
|
||
}
|
||
|
||
xfree (user);
|
||
}
|
||
}
|
||
else if (uidnode && node->pkt->pkttype == PKT_SIGNATURE
|
||
&& (node->pkt->pkt.signature->sig_class & ~3) == 0x10)
|
||
{
|
||
if (sk_keyid[0] == node->pkt->pkt.signature->keyid[0]
|
||
&& sk_keyid[1] == node->pkt->pkt.signature->keyid[1])
|
||
{
|
||
char buf[50];
|
||
char *user;
|
||
|
||
user = utf8_to_native (uidnode->pkt->pkt.user_id->name,
|
||
uidnode->pkt->pkt.user_id->len, 0);
|
||
|
||
/* It's a v3 self-sig. Make it into a v4 self-sig? */
|
||
if (node->pkt->pkt.signature->version < 4
|
||
&& selfsig && !quick)
|
||
{
|
||
tty_fprintf (fp,
|
||
_("The self-signature on \"%s\"\n"
|
||
"is a PGP 2.x-style signature.\n"), user);
|
||
|
||
/* Note that the regular PGP2 warning below
|
||
still applies if there are no v4 sigs on
|
||
this key at all. */
|
||
|
||
if (opt.expert)
|
||
if (cpr_get_answer_is_yes ("sign_uid.v4_promote_okay",
|
||
_("Do you want to promote "
|
||
"it to an OpenPGP self-"
|
||
"signature? (y/N) ")))
|
||
{
|
||
node->flag |= NODFLG_DELSIG;
|
||
xfree (user);
|
||
continue;
|
||
}
|
||
}
|
||
|
||
/* Is the current signature expired? */
|
||
if (node->pkt->pkt.signature->flags.expired)
|
||
{
|
||
tty_fprintf (fp, _("Your current signature on \"%s\"\n"
|
||
"has expired.\n"), user);
|
||
|
||
if (quick || cpr_get_answer_is_yes
|
||
("sign_uid.replace_expired_okay",
|
||
_("Do you want to issue a "
|
||
"new signature to replace "
|
||
"the expired one? (y/N) ")))
|
||
{
|
||
/* Mark these for later deletion. We
|
||
don't want to delete them here, just in
|
||
case the replacement signature doesn't
|
||
happen for some reason. We only delete
|
||
these after the replacement is already
|
||
in place. */
|
||
|
||
node->flag |= NODFLG_DELSIG;
|
||
xfree (user);
|
||
continue;
|
||
}
|
||
}
|
||
|
||
if (!node->pkt->pkt.signature->flags.exportable && !local)
|
||
{
|
||
/* It's a local sig, and we want to make a
|
||
exportable sig. */
|
||
tty_fprintf (fp, _("Your current signature on \"%s\"\n"
|
||
"is a local signature.\n"), user);
|
||
|
||
if (quick || cpr_get_answer_is_yes
|
||
("sign_uid.local_promote_okay",
|
||
_("Do you want to promote "
|
||
"it to a full exportable " "signature? (y/N) ")))
|
||
{
|
||
/* Mark these for later deletion. We
|
||
don't want to delete them here, just in
|
||
case the replacement signature doesn't
|
||
happen for some reason. We only delete
|
||
these after the replacement is already
|
||
in place. */
|
||
|
||
node->flag |= NODFLG_DELSIG;
|
||
xfree (user);
|
||
continue;
|
||
}
|
||
}
|
||
|
||
/* Fixme: see whether there is a revocation in which
|
||
* case we should allow to sign it again. */
|
||
if (!node->pkt->pkt.signature->flags.exportable && local)
|
||
tty_fprintf ( fp,
|
||
_("\"%s\" was already locally signed by key %s\n"),
|
||
user, keystr_from_pk (pk));
|
||
else
|
||
tty_fprintf (fp,
|
||
_("\"%s\" was already signed by key %s\n"),
|
||
user, keystr_from_pk (pk));
|
||
|
||
if (opt.expert && !quick
|
||
&& cpr_get_answer_is_yes ("sign_uid.dupe_okay",
|
||
_("Do you want to sign it "
|
||
"again anyway? (y/N) ")))
|
||
{
|
||
/* Don't delete the old sig here since this is
|
||
an --expert thing. */
|
||
xfree (user);
|
||
continue;
|
||
}
|
||
|
||
snprintf (buf, sizeof buf, "%08lX%08lX",
|
||
(ulong) pk->keyid[0], (ulong) pk->keyid[1]);
|
||
write_status_text (STATUS_ALREADY_SIGNED, buf);
|
||
uidnode->flag &= ~NODFLG_MARK_A; /* remove mark */
|
||
|
||
xfree (user);
|
||
}
|
||
}
|
||
}
|
||
|
||
/* Check whether any uids are left for signing. */
|
||
if (!count_uids_with_flag (keyblock, NODFLG_MARK_A))
|
||
{
|
||
tty_fprintf (fp, _("Nothing to sign with key %s\n"),
|
||
keystr_from_pk (pk));
|
||
continue;
|
||
}
|
||
|
||
/* Ask whether we really should sign these user id(s). */
|
||
tty_fprintf (fp, "\n");
|
||
show_key_with_all_names (ctrl, fp, keyblock, 1, 0, 1, 0, 0, 0);
|
||
tty_fprintf (fp, "\n");
|
||
|
||
if (primary_pk->expiredate && !selfsig)
|
||
{
|
||
/* Static analyzer note: A claim that PRIMARY_PK might be
|
||
NULL is not correct because it set from the public key
|
||
packet which is always the first packet in a keyblock and
|
||
parsed in the above loop over the keyblock. In case the
|
||
keyblock has no packets at all and thus the loop was not
|
||
entered the above count_uids_with_flag would have
|
||
detected this case. */
|
||
|
||
u32 now = make_timestamp ();
|
||
|
||
if (primary_pk->expiredate <= now)
|
||
{
|
||
tty_fprintf (fp, _("This key has expired!"));
|
||
|
||
if (opt.expert && !quick)
|
||
{
|
||
tty_fprintf (fp, " ");
|
||
if (!cpr_get_answer_is_yes ("sign_uid.expired_okay",
|
||
_("Are you sure you still "
|
||
"want to sign it? (y/N) ")))
|
||
continue;
|
||
}
|
||
else
|
||
{
|
||
tty_fprintf (fp, _(" Unable to sign.\n"));
|
||
continue;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
tty_fprintf (fp, _("This key is due to expire on %s.\n"),
|
||
expirestr_from_pk (primary_pk));
|
||
|
||
if (opt.ask_cert_expire && !quick)
|
||
{
|
||
char *answer = cpr_get ("sign_uid.expire",
|
||
_("Do you want your signature to "
|
||
"expire at the same time? (Y/n) "));
|
||
if (answer_is_yes_no_default (answer, 1))
|
||
{
|
||
/* This fixes the signature timestamp we're
|
||
going to make as now. This is so the
|
||
expiration date is exactly correct, and not
|
||
a few seconds off (due to the time it takes
|
||
to answer the questions, enter the
|
||
passphrase, etc). */
|
||
timestamp = now;
|
||
duration = primary_pk->expiredate - now;
|
||
}
|
||
|
||
cpr_kill_prompt ();
|
||
xfree (answer);
|
||
}
|
||
}
|
||
}
|
||
|
||
/* Only ask for duration if we haven't already set it to match
|
||
the expiration of the pk */
|
||
if (!duration && !selfsig)
|
||
{
|
||
if (opt.ask_cert_expire && !quick)
|
||
duration = ask_expire_interval (1, opt.def_cert_expire);
|
||
else
|
||
duration = parse_expire_string (opt.def_cert_expire);
|
||
}
|
||
|
||
if (selfsig)
|
||
;
|
||
else
|
||
{
|
||
if (opt.batch || !opt.ask_cert_level || quick)
|
||
class = 0x10 + opt.def_cert_level;
|
||
else
|
||
{
|
||
char *answer;
|
||
|
||
tty_fprintf (fp,
|
||
_("How carefully have you verified the key you are "
|
||
"about to sign actually belongs\nto the person "
|
||
"named above? If you don't know what to "
|
||
"answer, enter \"0\".\n"));
|
||
tty_fprintf (fp, "\n");
|
||
tty_fprintf (fp, _(" (0) I will not answer.%s\n"),
|
||
opt.def_cert_level == 0 ? " (default)" : "");
|
||
tty_fprintf (fp, _(" (1) I have not checked at all.%s\n"),
|
||
opt.def_cert_level == 1 ? " (default)" : "");
|
||
tty_fprintf (fp, _(" (2) I have done casual checking.%s\n"),
|
||
opt.def_cert_level == 2 ? " (default)" : "");
|
||
tty_fprintf (fp,
|
||
_(" (3) I have done very careful checking.%s\n"),
|
||
opt.def_cert_level == 3 ? " (default)" : "");
|
||
tty_fprintf (fp, "\n");
|
||
|
||
while (class == 0)
|
||
{
|
||
answer = cpr_get ("sign_uid.class",
|
||
_("Your selection? "
|
||
"(enter '?' for more information): "));
|
||
if (answer[0] == '\0')
|
||
class = 0x10 + opt.def_cert_level; /* Default */
|
||
else if (ascii_strcasecmp (answer, "0") == 0)
|
||
class = 0x10; /* Generic */
|
||
else if (ascii_strcasecmp (answer, "1") == 0)
|
||
class = 0x11; /* Persona */
|
||
else if (ascii_strcasecmp (answer, "2") == 0)
|
||
class = 0x12; /* Casual */
|
||
else if (ascii_strcasecmp (answer, "3") == 0)
|
||
class = 0x13; /* Positive */
|
||
else
|
||
tty_fprintf (fp, _("Invalid selection.\n"));
|
||
|
||
xfree (answer);
|
||
}
|
||
}
|
||
|
||
if (trust && !quick)
|
||
trustsig_prompt (&trust_value, &trust_depth, &trust_regexp);
|
||
}
|
||
|
||
if (!quick)
|
||
{
|
||
p = get_user_id_native (sk_keyid);
|
||
tty_fprintf (fp,
|
||
_("Are you sure that you want to sign this key with your\n"
|
||
"key \"%s\" (%s)\n"), p, keystr_from_pk (pk));
|
||
xfree (p);
|
||
}
|
||
|
||
if (selfsig)
|
||
{
|
||
tty_fprintf (fp, "\n");
|
||
tty_fprintf (fp, _("This will be a self-signature.\n"));
|
||
|
||
if (local)
|
||
{
|
||
tty_fprintf (fp, "\n");
|
||
tty_fprintf (fp, _("WARNING: the signature will not be marked "
|
||
"as non-exportable.\n"));
|
||
}
|
||
|
||
if (nonrevocable)
|
||
{
|
||
tty_fprintf (fp, "\n");
|
||
tty_fprintf (fp, _("WARNING: the signature will not be marked "
|
||
"as non-revocable.\n"));
|
||
}
|
||
}
|
||
else
|
||
{
|
||
if (local)
|
||
{
|
||
tty_fprintf (fp, "\n");
|
||
tty_fprintf (fp,
|
||
_("The signature will be marked as non-exportable.\n"));
|
||
}
|
||
|
||
if (nonrevocable)
|
||
{
|
||
tty_fprintf (fp, "\n");
|
||
tty_fprintf (fp,
|
||
_("The signature will be marked as non-revocable.\n"));
|
||
}
|
||
|
||
switch (class)
|
||
{
|
||
case 0x11:
|
||
tty_fprintf (fp, "\n");
|
||
tty_fprintf (fp, _("I have not checked this key at all.\n"));
|
||
break;
|
||
|
||
case 0x12:
|
||
tty_fprintf (fp, "\n");
|
||
tty_fprintf (fp, _("I have checked this key casually.\n"));
|
||
break;
|
||
|
||
case 0x13:
|
||
tty_fprintf (fp, "\n");
|
||
tty_fprintf (fp, _("I have checked this key very carefully.\n"));
|
||
break;
|
||
}
|
||
}
|
||
|
||
tty_fprintf (fp, "\n");
|
||
|
||
if (opt.batch && opt.answer_yes)
|
||
;
|
||
else if (quick)
|
||
;
|
||
else if (!cpr_get_answer_is_yes ("sign_uid.okay",
|
||
_("Really sign? (y/N) ")))
|
||
continue;
|
||
|
||
/* Now we can sign the user ids. */
|
||
reloop: /* (Must use this, because we are modifing the list.) */
|
||
primary_pk = NULL;
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY)
|
||
primary_pk = node->pkt->pkt.public_key;
|
||
else if (node->pkt->pkttype == PKT_USER_ID
|
||
&& (node->flag & NODFLG_MARK_A))
|
||
{
|
||
PACKET *pkt;
|
||
PKT_signature *sig;
|
||
struct sign_attrib attrib;
|
||
|
||
log_assert (primary_pk);
|
||
memset (&attrib, 0, sizeof attrib);
|
||
attrib.non_exportable = local;
|
||
attrib.non_revocable = nonrevocable;
|
||
attrib.trust_depth = trust_depth;
|
||
attrib.trust_value = trust_value;
|
||
attrib.trust_regexp = trust_regexp;
|
||
node->flag &= ~NODFLG_MARK_A;
|
||
|
||
/* We force creation of a v4 signature for local
|
||
* signatures, otherwise we would not generate the
|
||
* subpacket with v3 keys and the signature becomes
|
||
* exportable. */
|
||
|
||
if (selfsig)
|
||
rc = make_keysig_packet (&sig, primary_pk,
|
||
node->pkt->pkt.user_id,
|
||
NULL,
|
||
pk,
|
||
0x13, 0, 0, 0,
|
||
keygen_add_std_prefs, primary_pk,
|
||
NULL);
|
||
else
|
||
rc = make_keysig_packet (&sig, primary_pk,
|
||
node->pkt->pkt.user_id,
|
||
NULL,
|
||
pk,
|
||
class, 0,
|
||
timestamp, duration,
|
||
sign_mk_attrib, &attrib,
|
||
NULL);
|
||
if (rc)
|
||
{
|
||
write_status_error ("keysig", rc);
|
||
log_error (_("signing failed: %s\n"), gpg_strerror (rc));
|
||
goto leave;
|
||
}
|
||
|
||
*ret_modified = 1; /* We changed the keyblock. */
|
||
update_trust = 1;
|
||
|
||
pkt = xmalloc_clear (sizeof *pkt);
|
||
pkt->pkttype = PKT_SIGNATURE;
|
||
pkt->pkt.signature = sig;
|
||
insert_kbnode (node, new_kbnode (pkt), PKT_SIGNATURE);
|
||
goto reloop;
|
||
}
|
||
}
|
||
|
||
/* Delete any sigs that got promoted */
|
||
for (node = keyblock; node; node = node->next)
|
||
if (node->flag & NODFLG_DELSIG)
|
||
delete_kbnode (node);
|
||
} /* End loop over signators. */
|
||
|
||
leave:
|
||
release_sk_list (sk_list);
|
||
return rc;
|
||
}
|
||
|
||
|
||
/*
|
||
* Change the passphrase of the primary and all secondary keys. Note
|
||
* that it is common to use only one passphrase for the primary and
|
||
* all subkeys. However, this is now (since GnuPG 2.1) all up to the
|
||
* gpg-agent. Returns 0 on success or an error code.
|
||
*/
|
||
static gpg_error_t
|
||
change_passphrase (ctrl_t ctrl, kbnode_t keyblock)
|
||
{
|
||
gpg_error_t err;
|
||
kbnode_t node;
|
||
PKT_public_key *pk;
|
||
int any;
|
||
u32 keyid[2], subid[2];
|
||
char *hexgrip = NULL;
|
||
char *cache_nonce = NULL;
|
||
char *passwd_nonce = NULL;
|
||
|
||
node = find_kbnode (keyblock, PKT_PUBLIC_KEY);
|
||
if (!node)
|
||
{
|
||
log_error ("Oops; public key missing!\n");
|
||
err = gpg_error (GPG_ERR_INTERNAL);
|
||
goto leave;
|
||
}
|
||
pk = node->pkt->pkt.public_key;
|
||
keyid_from_pk (pk, keyid);
|
||
|
||
/* Check whether it is likely that we will be able to change the
|
||
passphrase for any subkey. */
|
||
for (any = 0, node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY
|
||
|| node->pkt->pkttype == PKT_PUBLIC_SUBKEY)
|
||
{
|
||
char *serialno;
|
||
|
||
pk = node->pkt->pkt.public_key;
|
||
keyid_from_pk (pk, subid);
|
||
|
||
xfree (hexgrip);
|
||
err = hexkeygrip_from_pk (pk, &hexgrip);
|
||
if (err)
|
||
goto leave;
|
||
err = agent_get_keyinfo (ctrl, hexgrip, &serialno);
|
||
if (!err && serialno)
|
||
; /* Key on card. */
|
||
else if (gpg_err_code (err) == GPG_ERR_NOT_FOUND)
|
||
; /* Maybe stub key. */
|
||
else if (!err)
|
||
any = 1; /* Key is known. */
|
||
else
|
||
log_error ("key %s: error getting keyinfo from agent: %s\n",
|
||
keystr_with_sub (keyid, subid), gpg_strerror (err));
|
||
xfree (serialno);
|
||
}
|
||
}
|
||
err = 0;
|
||
if (!any)
|
||
{
|
||
tty_printf (_("Key has only stub or on-card key items - "
|
||
"no passphrase to change.\n"));
|
||
goto leave;
|
||
}
|
||
|
||
/* Change the passphrase for all keys. */
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY
|
||
|| node->pkt->pkttype == PKT_PUBLIC_SUBKEY)
|
||
{
|
||
char *desc;
|
||
|
||
pk = node->pkt->pkt.public_key;
|
||
keyid_from_pk (pk, subid);
|
||
|
||
xfree (hexgrip);
|
||
err = hexkeygrip_from_pk (pk, &hexgrip);
|
||
if (err)
|
||
goto leave;
|
||
|
||
desc = gpg_format_keydesc (pk, FORMAT_KEYDESC_NORMAL, 1);
|
||
err = agent_passwd (ctrl, hexgrip, desc, &cache_nonce, &passwd_nonce);
|
||
xfree (desc);
|
||
|
||
if (err)
|
||
log_log ((gpg_err_code (err) == GPG_ERR_CANCELED
|
||
|| gpg_err_code (err) == GPG_ERR_FULLY_CANCELED)
|
||
? GPGRT_LOG_INFO : GPGRT_LOG_ERROR,
|
||
_("key %s: error changing passphrase: %s\n"),
|
||
keystr_with_sub (keyid, subid),
|
||
gpg_strerror (err));
|
||
if (gpg_err_code (err) == GPG_ERR_FULLY_CANCELED)
|
||
break;
|
||
}
|
||
}
|
||
|
||
leave:
|
||
xfree (hexgrip);
|
||
xfree (cache_nonce);
|
||
xfree (passwd_nonce);
|
||
return err;
|
||
}
|
||
|
||
|
||
|
||
/* Fix various problems in the keyblock. Returns true if the keyblock
|
||
was changed. Note that a pointer to the keyblock must be given and
|
||
the function may change it (i.e. replacing the first node). */
|
||
static int
|
||
fix_keyblock (kbnode_t *keyblockp)
|
||
{
|
||
int changed = 0;
|
||
|
||
if (collapse_uids (keyblockp))
|
||
changed++;
|
||
if (check_all_keysigs (*keyblockp, 0, 1))
|
||
changed++;
|
||
reorder_keyblock (*keyblockp);
|
||
/* If we modified the keyblock, make sure the flags are right. */
|
||
if (changed)
|
||
merge_keys_and_selfsig (*keyblockp);
|
||
|
||
return changed;
|
||
}
|
||
|
||
|
||
static int
|
||
parse_sign_type (const char *str, int *localsig, int *nonrevokesig,
|
||
int *trustsig)
|
||
{
|
||
const char *p = str;
|
||
|
||
while (*p)
|
||
{
|
||
if (ascii_strncasecmp (p, "l", 1) == 0)
|
||
{
|
||
*localsig = 1;
|
||
p++;
|
||
}
|
||
else if (ascii_strncasecmp (p, "nr", 2) == 0)
|
||
{
|
||
*nonrevokesig = 1;
|
||
p += 2;
|
||
}
|
||
else if (ascii_strncasecmp (p, "t", 1) == 0)
|
||
{
|
||
*trustsig = 1;
|
||
p++;
|
||
}
|
||
else
|
||
return 0;
|
||
}
|
||
|
||
return 1;
|
||
}
|
||
|
||
|
||
|
||
/*
|
||
* Menu driven key editor. If seckey_check is true, then a secret key
|
||
* that matches username will be looked for. If it is false, not all
|
||
* commands will be available.
|
||
*
|
||
* Note: to keep track of certain selections we use node->mark MARKBIT_xxxx.
|
||
*/
|
||
|
||
/* Need an SK for this command */
|
||
#define KEYEDIT_NEED_SK 1
|
||
/* Cannot be viewing the SK for this command */
|
||
#define KEYEDIT_NOT_SK 2
|
||
/* Must be viewing the SK for this command */
|
||
#define KEYEDIT_ONLY_SK 4
|
||
/* Match the tail of the string */
|
||
#define KEYEDIT_TAIL_MATCH 8
|
||
|
||
enum cmdids
|
||
{
|
||
cmdNONE = 0,
|
||
cmdQUIT, cmdHELP, cmdFPR, cmdLIST, cmdSELUID, cmdCHECK, cmdSIGN,
|
||
cmdREVSIG, cmdREVKEY, cmdREVUID, cmdDELSIG, cmdPRIMARY, cmdDEBUG,
|
||
cmdSAVE, cmdADDUID, cmdADDPHOTO, cmdDELUID, cmdADDKEY, cmdDELKEY,
|
||
cmdADDREVOKER, cmdTOGGLE, cmdSELKEY, cmdPASSWD, cmdTRUST, cmdPREF,
|
||
cmdEXPIRE, cmdCHANGEUSAGE, cmdBACKSIGN,
|
||
#ifndef NO_TRUST_MODELS
|
||
cmdENABLEKEY, cmdDISABLEKEY,
|
||
#endif /*!NO_TRUST_MODELS*/
|
||
cmdSHOWPREF,
|
||
cmdSETPREF, cmdPREFKS, cmdNOTATION, cmdINVCMD, cmdSHOWPHOTO, cmdUPDTRUST,
|
||
cmdCHKTRUST, cmdADDCARDKEY, cmdKEYTOCARD, cmdBKUPTOCARD,
|
||
cmdCLEAN, cmdMINIMIZE, cmdGRIP, cmdNOP
|
||
};
|
||
|
||
static struct
|
||
{
|
||
const char *name;
|
||
enum cmdids id;
|
||
int flags;
|
||
const char *desc;
|
||
} cmds[] =
|
||
{
|
||
{ "quit", cmdQUIT, 0, N_("quit this menu")},
|
||
{ "q", cmdQUIT, 0, NULL},
|
||
{ "save", cmdSAVE, 0, N_("save and quit")},
|
||
{ "help", cmdHELP, 0, N_("show this help")},
|
||
{ "?", cmdHELP, 0, NULL},
|
||
{ "fpr", cmdFPR, 0, N_("show key fingerprint")},
|
||
{ "grip", cmdGRIP, 0, N_("show the keygrip")},
|
||
{ "list", cmdLIST, 0, N_("list key and user IDs")},
|
||
{ "l", cmdLIST, 0, NULL},
|
||
{ "uid", cmdSELUID, 0, N_("select user ID N")},
|
||
{ "key", cmdSELKEY, 0, N_("select subkey N")},
|
||
{ "check", cmdCHECK, 0, N_("check signatures")},
|
||
{ "c", cmdCHECK, 0, NULL},
|
||
{ "change-usage", cmdCHANGEUSAGE, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK, NULL},
|
||
{ "cross-certify", cmdBACKSIGN, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK, NULL},
|
||
{ "backsign", cmdBACKSIGN, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK, NULL},
|
||
{ "sign", cmdSIGN, KEYEDIT_NOT_SK | KEYEDIT_TAIL_MATCH,
|
||
N_("sign selected user IDs [* see below for related commands]")},
|
||
{ "s", cmdSIGN, KEYEDIT_NOT_SK, NULL},
|
||
/* "lsign" and friends will never match since "sign" comes first
|
||
and it is a tail match. They are just here so they show up in
|
||
the help menu. */
|
||
{ "lsign", cmdNOP, 0, N_("sign selected user IDs locally")},
|
||
{ "tsign", cmdNOP, 0, N_("sign selected user IDs with a trust signature")},
|
||
{ "nrsign", cmdNOP, 0,
|
||
N_("sign selected user IDs with a non-revocable signature")},
|
||
{ "debug", cmdDEBUG, 0, NULL},
|
||
{ "adduid", cmdADDUID, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK, N_("add a user ID")},
|
||
{ "addphoto", cmdADDPHOTO, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK,
|
||
N_("add a photo ID")},
|
||
{ "deluid", cmdDELUID, KEYEDIT_NOT_SK, N_("delete selected user IDs")},
|
||
/* delphoto is really deluid in disguise */
|
||
{ "delphoto", cmdDELUID, KEYEDIT_NOT_SK, NULL},
|
||
{ "addkey", cmdADDKEY, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK, N_("add a subkey")},
|
||
#ifdef ENABLE_CARD_SUPPORT
|
||
{ "addcardkey", cmdADDCARDKEY, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK,
|
||
N_("add a key to a smartcard")},
|
||
{ "keytocard", cmdKEYTOCARD, KEYEDIT_NEED_SK | KEYEDIT_ONLY_SK,
|
||
N_("move a key to a smartcard")},
|
||
{ "bkuptocard", cmdBKUPTOCARD, KEYEDIT_NEED_SK | KEYEDIT_ONLY_SK,
|
||
N_("move a backup key to a smartcard")},
|
||
#endif /*ENABLE_CARD_SUPPORT */
|
||
{ "delkey", cmdDELKEY, KEYEDIT_NOT_SK, N_("delete selected subkeys")},
|
||
{ "addrevoker", cmdADDREVOKER, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK,
|
||
N_("add a revocation key")},
|
||
{ "delsig", cmdDELSIG, KEYEDIT_NOT_SK,
|
||
N_("delete signatures from the selected user IDs")},
|
||
{ "expire", cmdEXPIRE, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK,
|
||
N_("change the expiration date for the key or selected subkeys")},
|
||
{ "primary", cmdPRIMARY, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK,
|
||
N_("flag the selected user ID as primary")},
|
||
{ "toggle", cmdTOGGLE, KEYEDIT_NEED_SK, NULL}, /* Dummy command. */
|
||
{ "t", cmdTOGGLE, KEYEDIT_NEED_SK, NULL},
|
||
{ "pref", cmdPREF, KEYEDIT_NOT_SK, N_("list preferences (expert)")},
|
||
{ "showpref", cmdSHOWPREF, KEYEDIT_NOT_SK, N_("list preferences (verbose)")},
|
||
{ "setpref", cmdSETPREF, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK,
|
||
N_("set preference list for the selected user IDs")},
|
||
{ "updpref", cmdSETPREF, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK, NULL},
|
||
{ "keyserver", cmdPREFKS, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK,
|
||
N_("set the preferred keyserver URL for the selected user IDs")},
|
||
{ "notation", cmdNOTATION, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK,
|
||
N_("set a notation for the selected user IDs")},
|
||
{ "passwd", cmdPASSWD, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK,
|
||
N_("change the passphrase")},
|
||
{ "password", cmdPASSWD, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK, NULL},
|
||
#ifndef NO_TRUST_MODELS
|
||
{ "trust", cmdTRUST, KEYEDIT_NOT_SK, N_("change the ownertrust")},
|
||
#endif /*!NO_TRUST_MODELS*/
|
||
{ "revsig", cmdREVSIG, KEYEDIT_NOT_SK,
|
||
N_("revoke signatures on the selected user IDs")},
|
||
{ "revuid", cmdREVUID, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK,
|
||
N_("revoke selected user IDs")},
|
||
{ "revphoto", cmdREVUID, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK, NULL},
|
||
{ "revkey", cmdREVKEY, KEYEDIT_NOT_SK | KEYEDIT_NEED_SK,
|
||
N_("revoke key or selected subkeys")},
|
||
#ifndef NO_TRUST_MODELS
|
||
{ "enable", cmdENABLEKEY, KEYEDIT_NOT_SK, N_("enable key")},
|
||
{ "disable", cmdDISABLEKEY, KEYEDIT_NOT_SK, N_("disable key")},
|
||
#endif /*!NO_TRUST_MODELS*/
|
||
{ "showphoto", cmdSHOWPHOTO, 0, N_("show selected photo IDs")},
|
||
{ "clean", cmdCLEAN, KEYEDIT_NOT_SK,
|
||
N_("compact unusable user IDs and remove unusable signatures from key")},
|
||
{ "minimize", cmdMINIMIZE, KEYEDIT_NOT_SK,
|
||
N_("compact unusable user IDs and remove all signatures from key")},
|
||
|
||
{ NULL, cmdNONE, 0, NULL}
|
||
};
|
||
|
||
|
||
|
||
#ifdef HAVE_LIBREADLINE
|
||
|
||
/*
|
||
These two functions are used by readline for command completion.
|
||
*/
|
||
|
||
static char *
|
||
command_generator (const char *text, int state)
|
||
{
|
||
static int list_index, len;
|
||
const char *name;
|
||
|
||
/* If this is a new word to complete, initialize now. This includes
|
||
saving the length of TEXT for efficiency, and initializing the
|
||
index variable to 0. */
|
||
if (!state)
|
||
{
|
||
list_index = 0;
|
||
len = strlen (text);
|
||
}
|
||
|
||
/* Return the next partial match */
|
||
while ((name = cmds[list_index].name))
|
||
{
|
||
/* Only complete commands that have help text */
|
||
if (cmds[list_index++].desc && strncmp (name, text, len) == 0)
|
||
return strdup (name);
|
||
}
|
||
|
||
return NULL;
|
||
}
|
||
|
||
static char **
|
||
keyedit_completion (const char *text, int start, int end)
|
||
{
|
||
/* If we are at the start of a line, we try and command-complete.
|
||
If not, just do nothing for now. */
|
||
|
||
(void) end;
|
||
|
||
if (start == 0)
|
||
return rl_completion_matches (text, command_generator);
|
||
|
||
rl_attempted_completion_over = 1;
|
||
|
||
return NULL;
|
||
}
|
||
#endif /* HAVE_LIBREADLINE */
|
||
|
||
|
||
|
||
/* Main function of the menu driven key editor. */
|
||
void
|
||
keyedit_menu (ctrl_t ctrl, const char *username, strlist_t locusr,
|
||
strlist_t commands, int quiet, int seckey_check)
|
||
{
|
||
enum cmdids cmd = 0;
|
||
gpg_error_t err = 0;
|
||
KBNODE keyblock = NULL;
|
||
KEYDB_HANDLE kdbhd = NULL;
|
||
int have_seckey = 0;
|
||
char *answer = NULL;
|
||
int redisplay = 1;
|
||
int modified = 0;
|
||
int sec_shadowing = 0;
|
||
int run_subkey_warnings = 0;
|
||
int have_commands = !!commands;
|
||
|
||
if (opt.command_fd != -1)
|
||
;
|
||
else if (opt.batch && !have_commands)
|
||
{
|
||
log_error (_("can't do this in batch mode\n"));
|
||
goto leave;
|
||
}
|
||
|
||
#ifdef HAVE_W32_SYSTEM
|
||
/* Due to Windows peculiarities we need to make sure that the
|
||
trustdb stale check is done before we open another file
|
||
(i.e. by searching for a key). In theory we could make sure
|
||
that the files are closed after use but the open/close caches
|
||
inhibits that and flushing the cache right before the stale
|
||
check is not easy to implement. Thus we take the easy way out
|
||
and run the stale check as early as possible. Note, that for
|
||
non- W32 platforms it is run indirectly trough a call to
|
||
get_validity (). */
|
||
check_trustdb_stale (ctrl);
|
||
#endif
|
||
|
||
/* Get the public key */
|
||
err = get_pubkey_byname (ctrl, NULL, NULL, username, &keyblock, &kdbhd, 1, 1);
|
||
if (err)
|
||
{
|
||
log_error (_("key \"%s\" not found: %s\n"), username, gpg_strerror (err));
|
||
goto leave;
|
||
}
|
||
|
||
if (fix_keyblock (&keyblock))
|
||
modified++;
|
||
|
||
/* See whether we have a matching secret key. */
|
||
if (seckey_check)
|
||
{
|
||
have_seckey = !agent_probe_any_secret_key (ctrl, keyblock);
|
||
if (have_seckey && !quiet)
|
||
tty_printf (_("Secret key is available.\n"));
|
||
}
|
||
|
||
/* Main command loop. */
|
||
for (;;)
|
||
{
|
||
int i, arg_number, photo;
|
||
const char *arg_string = "";
|
||
char *p;
|
||
PKT_public_key *pk = keyblock->pkt->pkt.public_key;
|
||
|
||
tty_printf ("\n");
|
||
|
||
if (redisplay && !quiet)
|
||
{
|
||
/* Show using flags: with_revoker, with_subkeys. */
|
||
show_key_with_all_names (ctrl, NULL, keyblock, 0, 1, 0, 1, 0, 0);
|
||
tty_printf ("\n");
|
||
redisplay = 0;
|
||
}
|
||
|
||
if (run_subkey_warnings)
|
||
{
|
||
run_subkey_warnings = 0;
|
||
if (!count_selected_keys (keyblock))
|
||
subkey_expire_warning (keyblock);
|
||
}
|
||
|
||
do
|
||
{
|
||
xfree (answer);
|
||
if (have_commands)
|
||
{
|
||
if (commands)
|
||
{
|
||
answer = xstrdup (commands->d);
|
||
commands = commands->next;
|
||
}
|
||
else if (opt.batch)
|
||
{
|
||
answer = xstrdup ("quit");
|
||
}
|
||
else
|
||
have_commands = 0;
|
||
}
|
||
if (!have_commands)
|
||
{
|
||
#ifdef HAVE_LIBREADLINE
|
||
tty_enable_completion (keyedit_completion);
|
||
#endif
|
||
answer = cpr_get_no_help ("keyedit.prompt", GPG_NAME "> ");
|
||
cpr_kill_prompt ();
|
||
tty_disable_completion ();
|
||
}
|
||
trim_spaces (answer);
|
||
}
|
||
while (*answer == '#');
|
||
|
||
arg_number = 0; /* Here is the init which egcc complains about. */
|
||
photo = 0; /* Same here. */
|
||
if (!*answer)
|
||
cmd = cmdLIST;
|
||
else if (*answer == CONTROL_D)
|
||
cmd = cmdQUIT;
|
||
else if (digitp (answer))
|
||
{
|
||
cmd = cmdSELUID;
|
||
arg_number = atoi (answer);
|
||
}
|
||
else
|
||
{
|
||
if ((p = strchr (answer, ' ')))
|
||
{
|
||
*p++ = 0;
|
||
trim_spaces (answer);
|
||
trim_spaces (p);
|
||
arg_number = atoi (p);
|
||
arg_string = p;
|
||
}
|
||
|
||
for (i = 0; cmds[i].name; i++)
|
||
{
|
||
if (cmds[i].flags & KEYEDIT_TAIL_MATCH)
|
||
{
|
||
size_t l = strlen (cmds[i].name);
|
||
size_t a = strlen (answer);
|
||
if (a >= l)
|
||
{
|
||
if (!ascii_strcasecmp (&answer[a - l], cmds[i].name))
|
||
{
|
||
answer[a - l] = '\0';
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
else if (!ascii_strcasecmp (answer, cmds[i].name))
|
||
break;
|
||
}
|
||
if ((cmds[i].flags & KEYEDIT_NEED_SK) && !have_seckey)
|
||
{
|
||
tty_printf (_("Need the secret key to do this.\n"));
|
||
cmd = cmdNOP;
|
||
}
|
||
else
|
||
cmd = cmds[i].id;
|
||
}
|
||
|
||
/* Dispatch the command. */
|
||
switch (cmd)
|
||
{
|
||
case cmdHELP:
|
||
for (i = 0; cmds[i].name; i++)
|
||
{
|
||
if ((cmds[i].flags & KEYEDIT_NEED_SK) && !have_seckey)
|
||
; /* Skip those item if we do not have the secret key. */
|
||
else if (cmds[i].desc)
|
||
tty_printf ("%-11s %s\n", cmds[i].name, _(cmds[i].desc));
|
||
}
|
||
|
||
tty_printf ("\n");
|
||
tty_printf
|
||
(_("* The 'sign' command may be prefixed with an 'l' for local "
|
||
"signatures (lsign),\n"
|
||
" a 't' for trust signatures (tsign), an 'nr' for "
|
||
"non-revocable signatures\n"
|
||
" (nrsign), or any combination thereof (ltsign, "
|
||
"tnrsign, etc.).\n"));
|
||
break;
|
||
|
||
case cmdLIST:
|
||
redisplay = 1;
|
||
break;
|
||
|
||
case cmdFPR:
|
||
show_key_and_fingerprint
|
||
(keyblock, (*arg_string == '*'
|
||
&& (!arg_string[1] || spacep (arg_string + 1))));
|
||
break;
|
||
|
||
case cmdGRIP:
|
||
show_key_and_grip (keyblock);
|
||
break;
|
||
|
||
case cmdSELUID:
|
||
if (strlen (arg_string) == NAMEHASH_LEN * 2)
|
||
redisplay = menu_select_uid_namehash (keyblock, arg_string);
|
||
else
|
||
{
|
||
if (*arg_string == '*'
|
||
&& (!arg_string[1] || spacep (arg_string + 1)))
|
||
arg_number = -1; /* Select all. */
|
||
redisplay = menu_select_uid (keyblock, arg_number);
|
||
}
|
||
break;
|
||
|
||
case cmdSELKEY:
|
||
{
|
||
if (*arg_string == '*'
|
||
&& (!arg_string[1] || spacep (arg_string + 1)))
|
||
arg_number = -1; /* Select all. */
|
||
if (menu_select_key (keyblock, arg_number, p))
|
||
redisplay = 1;
|
||
}
|
||
break;
|
||
|
||
case cmdCHECK:
|
||
if (check_all_keysigs (keyblock, count_selected_uids (keyblock),
|
||
!strcmp (arg_string, "selfsig")))
|
||
modified = 1;
|
||
break;
|
||
|
||
case cmdSIGN:
|
||
{
|
||
int localsig = 0, nonrevokesig = 0, trustsig = 0, interactive = 0;
|
||
|
||
if (pk->flags.revoked)
|
||
{
|
||
tty_printf (_("Key is revoked."));
|
||
|
||
if (opt.expert)
|
||
{
|
||
tty_printf (" ");
|
||
if (!cpr_get_answer_is_yes
|
||
("keyedit.sign_revoked.okay",
|
||
_("Are you sure you still want to sign it? (y/N) ")))
|
||
break;
|
||
}
|
||
else
|
||
{
|
||
tty_printf (_(" Unable to sign.\n"));
|
||
break;
|
||
}
|
||
}
|
||
|
||
if (count_uids (keyblock) > 1 && !count_selected_uids (keyblock))
|
||
{
|
||
int result;
|
||
if (opt.only_sign_text_ids)
|
||
result = cpr_get_answer_is_yes
|
||
("keyedit.sign_all.okay",
|
||
_("Really sign all user IDs? (y/N) "));
|
||
else
|
||
result = cpr_get_answer_is_yes
|
||
("keyedit.sign_all.okay",
|
||
_("Really sign all text user IDs? (y/N) "));
|
||
|
||
if (! result)
|
||
{
|
||
if (opt.interactive)
|
||
interactive = 1;
|
||
else
|
||
{
|
||
tty_printf (_("Hint: Select the user IDs to sign\n"));
|
||
have_commands = 0;
|
||
break;
|
||
}
|
||
|
||
}
|
||
}
|
||
/* What sort of signing are we doing? */
|
||
if (!parse_sign_type
|
||
(answer, &localsig, &nonrevokesig, &trustsig))
|
||
{
|
||
tty_printf (_("Unknown signature type '%s'\n"), answer);
|
||
break;
|
||
}
|
||
|
||
sign_uids (ctrl, NULL, keyblock, locusr, &modified,
|
||
localsig, nonrevokesig, trustsig, interactive, 0);
|
||
}
|
||
break;
|
||
|
||
case cmdDEBUG:
|
||
dump_kbnode (keyblock);
|
||
break;
|
||
|
||
case cmdTOGGLE:
|
||
/* The toggle command is a leftover from old gpg versions
|
||
where we worked with a secret and a public keyring. It
|
||
is not necessary anymore but we keep this command for the
|
||
sake of scripts using it. */
|
||
redisplay = 1;
|
||
break;
|
||
|
||
case cmdADDPHOTO:
|
||
if (RFC2440)
|
||
{
|
||
tty_printf (_("This command is not allowed while in %s mode.\n"),
|
||
compliance_option_string ());
|
||
break;
|
||
}
|
||
photo = 1;
|
||
/* fall through */
|
||
case cmdADDUID:
|
||
if (menu_adduid (ctrl, keyblock, photo, arg_string, NULL))
|
||
{
|
||
update_trust = 1;
|
||
redisplay = 1;
|
||
modified = 1;
|
||
merge_keys_and_selfsig (keyblock);
|
||
}
|
||
break;
|
||
|
||
case cmdDELUID:
|
||
{
|
||
int n1;
|
||
|
||
if (!(n1 = count_selected_uids (keyblock)))
|
||
{
|
||
tty_printf (_("You must select at least one user ID.\n"));
|
||
if (!opt.expert)
|
||
tty_printf (_("(Use the '%s' command.)\n"), "uid");
|
||
}
|
||
else if (real_uids_left (keyblock) < 1)
|
||
tty_printf (_("You can't delete the last user ID!\n"));
|
||
else if (cpr_get_answer_is_yes
|
||
("keyedit.remove.uid.okay",
|
||
n1 > 1 ? _("Really remove all selected user IDs? (y/N) ")
|
||
: _("Really remove this user ID? (y/N) ")))
|
||
{
|
||
menu_deluid (keyblock);
|
||
redisplay = 1;
|
||
modified = 1;
|
||
}
|
||
}
|
||
break;
|
||
|
||
case cmdDELSIG:
|
||
{
|
||
int n1;
|
||
|
||
if (!(n1 = count_selected_uids (keyblock)))
|
||
{
|
||
tty_printf (_("You must select at least one user ID.\n"));
|
||
if (!opt.expert)
|
||
tty_printf (_("(Use the '%s' command.)\n"), "uid");
|
||
}
|
||
else if (menu_delsig (keyblock))
|
||
{
|
||
/* No redisplay here, because it may scroll away some
|
||
* of the status output of this command. */
|
||
modified = 1;
|
||
}
|
||
}
|
||
break;
|
||
|
||
case cmdADDKEY:
|
||
if (!generate_subkeypair (ctrl, keyblock, NULL, NULL, NULL))
|
||
{
|
||
redisplay = 1;
|
||
modified = 1;
|
||
merge_keys_and_selfsig (keyblock);
|
||
}
|
||
break;
|
||
|
||
#ifdef ENABLE_CARD_SUPPORT
|
||
case cmdADDCARDKEY:
|
||
if (!card_generate_subkey (keyblock))
|
||
{
|
||
redisplay = 1;
|
||
modified = 1;
|
||
merge_keys_and_selfsig (keyblock);
|
||
}
|
||
break;
|
||
|
||
case cmdKEYTOCARD:
|
||
{
|
||
KBNODE node = NULL;
|
||
switch (count_selected_keys (keyblock))
|
||
{
|
||
case 0:
|
||
if (cpr_get_answer_is_yes
|
||
("keyedit.keytocard.use_primary",
|
||
/* TRANSLATORS: Please take care: This is about
|
||
moving the key and not about removing it. */
|
||
_("Really move the primary key? (y/N) ")))
|
||
node = keyblock;
|
||
break;
|
||
case 1:
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY
|
||
&& node->flag & NODFLG_SELKEY)
|
||
break;
|
||
}
|
||
break;
|
||
default:
|
||
tty_printf (_("You must select exactly one key.\n"));
|
||
break;
|
||
}
|
||
if (node)
|
||
{
|
||
PKT_public_key *xxpk = node->pkt->pkt.public_key;
|
||
if (card_store_subkey (node, xxpk ? xxpk->pubkey_usage : 0))
|
||
{
|
||
redisplay = 1;
|
||
sec_shadowing = 1;
|
||
}
|
||
}
|
||
}
|
||
break;
|
||
|
||
case cmdBKUPTOCARD:
|
||
{
|
||
/* Ask for a filename, check whether this is really a
|
||
backup key as generated by the card generation, parse
|
||
that key and store it on card. */
|
||
KBNODE node;
|
||
char *fname;
|
||
PACKET *pkt;
|
||
IOBUF a;
|
||
|
||
if (!*arg_string)
|
||
{
|
||
tty_printf (_("Command expects a filename argument\n"));
|
||
break;
|
||
}
|
||
|
||
if (*arg_string == DIRSEP_C)
|
||
fname = xstrdup (arg_string);
|
||
else if (*arg_string == '~')
|
||
fname = make_filename (arg_string, NULL);
|
||
else
|
||
fname = make_filename (opt.homedir, arg_string, NULL);
|
||
|
||
/* Open that file. */
|
||
a = iobuf_open (fname);
|
||
if (a && is_secured_file (iobuf_get_fd (a)))
|
||
{
|
||
iobuf_close (a);
|
||
a = NULL;
|
||
gpg_err_set_errno (EPERM);
|
||
}
|
||
if (!a)
|
||
{
|
||
tty_printf (_("Can't open '%s': %s\n"),
|
||
fname, strerror (errno));
|
||
xfree (fname);
|
||
break;
|
||
}
|
||
|
||
/* Parse and check that file. */
|
||
pkt = xmalloc (sizeof *pkt);
|
||
init_packet (pkt);
|
||
err = parse_packet (a, pkt);
|
||
iobuf_close (a);
|
||
iobuf_ioctl (NULL, IOBUF_IOCTL_INVALIDATE_CACHE, 0, (char *) fname);
|
||
if (!err && pkt->pkttype != PKT_SECRET_KEY
|
||
&& pkt->pkttype != PKT_SECRET_SUBKEY)
|
||
err = GPG_ERR_NO_SECKEY;
|
||
if (err)
|
||
{
|
||
tty_printf (_("Error reading backup key from '%s': %s\n"),
|
||
fname, gpg_strerror (err));
|
||
xfree (fname);
|
||
free_packet (pkt);
|
||
xfree (pkt);
|
||
break;
|
||
}
|
||
|
||
xfree (fname);
|
||
node = new_kbnode (pkt);
|
||
|
||
/* Transfer it to gpg-agent which handles secret keys. */
|
||
err = transfer_secret_keys (ctrl, NULL, node, 1, 1);
|
||
|
||
/* Treat the pkt as a public key. */
|
||
pkt->pkttype = PKT_PUBLIC_KEY;
|
||
|
||
/* Ask gpg-agent to store the secret key to card. */
|
||
if (card_store_subkey (node, 0))
|
||
{
|
||
redisplay = 1;
|
||
sec_shadowing = 1;
|
||
}
|
||
release_kbnode (node);
|
||
}
|
||
break;
|
||
|
||
#endif /* ENABLE_CARD_SUPPORT */
|
||
|
||
case cmdDELKEY:
|
||
{
|
||
int n1;
|
||
|
||
if (!(n1 = count_selected_keys (keyblock)))
|
||
{
|
||
tty_printf (_("You must select at least one key.\n"));
|
||
if (!opt.expert)
|
||
tty_printf (_("(Use the '%s' command.)\n"), "key");
|
||
}
|
||
else if (!cpr_get_answer_is_yes
|
||
("keyedit.remove.subkey.okay",
|
||
n1 > 1 ? _("Do you really want to delete the "
|
||
"selected keys? (y/N) ")
|
||
: _("Do you really want to delete this key? (y/N) ")))
|
||
;
|
||
else
|
||
{
|
||
menu_delkey (keyblock);
|
||
redisplay = 1;
|
||
modified = 1;
|
||
}
|
||
}
|
||
break;
|
||
|
||
case cmdADDREVOKER:
|
||
{
|
||
int sensitive = 0;
|
||
|
||
if (ascii_strcasecmp (arg_string, "sensitive") == 0)
|
||
sensitive = 1;
|
||
if (menu_addrevoker (ctrl, keyblock, sensitive))
|
||
{
|
||
redisplay = 1;
|
||
modified = 1;
|
||
merge_keys_and_selfsig (keyblock);
|
||
}
|
||
}
|
||
break;
|
||
|
||
case cmdREVUID:
|
||
{
|
||
int n1;
|
||
|
||
if (!(n1 = count_selected_uids (keyblock)))
|
||
{
|
||
tty_printf (_("You must select at least one user ID.\n"));
|
||
if (!opt.expert)
|
||
tty_printf (_("(Use the '%s' command.)\n"), "uid");
|
||
}
|
||
else if (cpr_get_answer_is_yes
|
||
("keyedit.revoke.uid.okay",
|
||
n1 > 1 ? _("Really revoke all selected user IDs? (y/N) ")
|
||
: _("Really revoke this user ID? (y/N) ")))
|
||
{
|
||
if (menu_revuid (ctrl, keyblock))
|
||
{
|
||
modified = 1;
|
||
redisplay = 1;
|
||
}
|
||
}
|
||
}
|
||
break;
|
||
|
||
case cmdREVKEY:
|
||
{
|
||
int n1;
|
||
|
||
if (!(n1 = count_selected_keys (keyblock)))
|
||
{
|
||
if (cpr_get_answer_is_yes ("keyedit.revoke.subkey.okay",
|
||
_("Do you really want to revoke"
|
||
" the entire key? (y/N) ")))
|
||
{
|
||
if (menu_revkey (keyblock))
|
||
modified = 1;
|
||
|
||
redisplay = 1;
|
||
}
|
||
}
|
||
else if (cpr_get_answer_is_yes ("keyedit.revoke.subkey.okay",
|
||
n1 > 1 ?
|
||
_("Do you really want to revoke"
|
||
" the selected subkeys? (y/N) ")
|
||
: _("Do you really want to revoke"
|
||
" this subkey? (y/N) ")))
|
||
{
|
||
if (menu_revsubkey (keyblock))
|
||
modified = 1;
|
||
|
||
redisplay = 1;
|
||
}
|
||
|
||
if (modified)
|
||
merge_keys_and_selfsig (keyblock);
|
||
}
|
||
break;
|
||
|
||
case cmdEXPIRE:
|
||
if (menu_expire (keyblock))
|
||
{
|
||
merge_keys_and_selfsig (keyblock);
|
||
run_subkey_warnings = 1;
|
||
modified = 1;
|
||
redisplay = 1;
|
||
}
|
||
break;
|
||
|
||
case cmdCHANGEUSAGE:
|
||
if (menu_changeusage (keyblock))
|
||
{
|
||
merge_keys_and_selfsig (keyblock);
|
||
modified = 1;
|
||
redisplay = 1;
|
||
}
|
||
break;
|
||
|
||
case cmdBACKSIGN:
|
||
if (menu_backsign (keyblock))
|
||
{
|
||
modified = 1;
|
||
redisplay = 1;
|
||
}
|
||
break;
|
||
|
||
case cmdPRIMARY:
|
||
if (menu_set_primary_uid (keyblock))
|
||
{
|
||
merge_keys_and_selfsig (keyblock);
|
||
modified = 1;
|
||
redisplay = 1;
|
||
}
|
||
break;
|
||
|
||
case cmdPASSWD:
|
||
change_passphrase (ctrl, keyblock);
|
||
break;
|
||
|
||
#ifndef NO_TRUST_MODELS
|
||
case cmdTRUST:
|
||
if (opt.trust_model == TM_EXTERNAL)
|
||
{
|
||
tty_printf (_("Owner trust may not be set while "
|
||
"using a user provided trust database\n"));
|
||
break;
|
||
}
|
||
|
||
show_key_with_all_names (ctrl, NULL, keyblock, 0, 0, 0, 1, 0, 0);
|
||
tty_printf ("\n");
|
||
if (edit_ownertrust (ctrl, find_kbnode (keyblock,
|
||
PKT_PUBLIC_KEY)->pkt->pkt.
|
||
public_key, 1))
|
||
{
|
||
redisplay = 1;
|
||
/* No real need to set update_trust here as
|
||
edit_ownertrust() calls revalidation_mark()
|
||
anyway. */
|
||
update_trust = 1;
|
||
}
|
||
break;
|
||
#endif /*!NO_TRUST_MODELS*/
|
||
|
||
case cmdPREF:
|
||
{
|
||
int count = count_selected_uids (keyblock);
|
||
log_assert (keyblock->pkt->pkttype == PKT_PUBLIC_KEY);
|
||
show_names (ctrl, NULL, keyblock, keyblock->pkt->pkt.public_key,
|
||
count ? NODFLG_SELUID : 0, 1);
|
||
}
|
||
break;
|
||
|
||
case cmdSHOWPREF:
|
||
{
|
||
int count = count_selected_uids (keyblock);
|
||
log_assert (keyblock->pkt->pkttype == PKT_PUBLIC_KEY);
|
||
show_names (ctrl, NULL, keyblock, keyblock->pkt->pkt.public_key,
|
||
count ? NODFLG_SELUID : 0, 2);
|
||
}
|
||
break;
|
||
|
||
case cmdSETPREF:
|
||
{
|
||
PKT_user_id *tempuid;
|
||
|
||
keygen_set_std_prefs (!*arg_string ? "default" : arg_string, 0);
|
||
|
||
tempuid = keygen_get_std_prefs ();
|
||
tty_printf (_("Set preference list to:\n"));
|
||
show_prefs (tempuid, NULL, 1);
|
||
free_user_id (tempuid);
|
||
|
||
if (cpr_get_answer_is_yes
|
||
("keyedit.setpref.okay",
|
||
count_selected_uids (keyblock) ?
|
||
_("Really update the preferences"
|
||
" for the selected user IDs? (y/N) ")
|
||
: _("Really update the preferences? (y/N) ")))
|
||
{
|
||
if (menu_set_preferences (keyblock))
|
||
{
|
||
merge_keys_and_selfsig (keyblock);
|
||
modified = 1;
|
||
redisplay = 1;
|
||
}
|
||
}
|
||
}
|
||
break;
|
||
|
||
case cmdPREFKS:
|
||
if (menu_set_keyserver_url (*arg_string ? arg_string : NULL,
|
||
keyblock))
|
||
{
|
||
merge_keys_and_selfsig (keyblock);
|
||
modified = 1;
|
||
redisplay = 1;
|
||
}
|
||
break;
|
||
|
||
case cmdNOTATION:
|
||
if (menu_set_notation (*arg_string ? arg_string : NULL,
|
||
keyblock))
|
||
{
|
||
merge_keys_and_selfsig (keyblock);
|
||
modified = 1;
|
||
redisplay = 1;
|
||
}
|
||
break;
|
||
|
||
case cmdNOP:
|
||
break;
|
||
|
||
case cmdREVSIG:
|
||
if (menu_revsig (keyblock))
|
||
{
|
||
redisplay = 1;
|
||
modified = 1;
|
||
}
|
||
break;
|
||
|
||
#ifndef NO_TRUST_MODELS
|
||
case cmdENABLEKEY:
|
||
case cmdDISABLEKEY:
|
||
if (enable_disable_key (keyblock, cmd == cmdDISABLEKEY))
|
||
{
|
||
redisplay = 1;
|
||
modified = 1;
|
||
}
|
||
break;
|
||
#endif /*!NO_TRUST_MODELS*/
|
||
|
||
case cmdSHOWPHOTO:
|
||
menu_showphoto (ctrl, keyblock);
|
||
break;
|
||
|
||
case cmdCLEAN:
|
||
if (menu_clean (keyblock, 0))
|
||
redisplay = modified = 1;
|
||
break;
|
||
|
||
case cmdMINIMIZE:
|
||
if (menu_clean (keyblock, 1))
|
||
redisplay = modified = 1;
|
||
break;
|
||
|
||
case cmdQUIT:
|
||
if (have_commands)
|
||
goto leave;
|
||
if (!modified && !sec_shadowing)
|
||
goto leave;
|
||
if (!cpr_get_answer_is_yes ("keyedit.save.okay",
|
||
_("Save changes? (y/N) ")))
|
||
{
|
||
if (cpr_enabled ()
|
||
|| cpr_get_answer_is_yes ("keyedit.cancel.okay",
|
||
_("Quit without saving? (y/N) ")))
|
||
goto leave;
|
||
break;
|
||
}
|
||
/* fall thru */
|
||
case cmdSAVE:
|
||
if (modified)
|
||
{
|
||
err = keydb_update_keyblock (kdbhd, keyblock);
|
||
if (err)
|
||
{
|
||
log_error (_("update failed: %s\n"), gpg_strerror (err));
|
||
break;
|
||
}
|
||
}
|
||
|
||
if (sec_shadowing)
|
||
{
|
||
err = agent_scd_learn (NULL, 1);
|
||
if (err)
|
||
{
|
||
log_error (_("update failed: %s\n"), gpg_strerror (err));
|
||
break;
|
||
}
|
||
}
|
||
|
||
if (!modified && !sec_shadowing)
|
||
tty_printf (_("Key not changed so no update needed.\n"));
|
||
|
||
if (update_trust)
|
||
{
|
||
revalidation_mark ();
|
||
update_trust = 0;
|
||
}
|
||
goto leave;
|
||
|
||
case cmdINVCMD:
|
||
default:
|
||
tty_printf ("\n");
|
||
tty_printf (_("Invalid command (try \"help\")\n"));
|
||
break;
|
||
}
|
||
} /* End of the main command loop. */
|
||
|
||
leave:
|
||
release_kbnode (keyblock);
|
||
keydb_release (kdbhd);
|
||
xfree (answer);
|
||
}
|
||
|
||
|
||
/* Change the passphrase of the secret key identified by USERNAME. */
|
||
void
|
||
keyedit_passwd (ctrl_t ctrl, const char *username)
|
||
{
|
||
gpg_error_t err;
|
||
PKT_public_key *pk;
|
||
kbnode_t keyblock = NULL;
|
||
|
||
pk = xtrycalloc (1, sizeof *pk);
|
||
if (!pk)
|
||
{
|
||
err = gpg_error_from_syserror ();
|
||
goto leave;
|
||
}
|
||
err = getkey_byname (ctrl, NULL, pk, username, 1, &keyblock);
|
||
if (err)
|
||
goto leave;
|
||
|
||
err = change_passphrase (ctrl, keyblock);
|
||
|
||
leave:
|
||
release_kbnode (keyblock);
|
||
free_public_key (pk);
|
||
if (err)
|
||
{
|
||
log_info ("error changing the passphrase for '%s': %s\n",
|
||
username, gpg_strerror (err));
|
||
write_status_error ("keyedit.passwd", err);
|
||
}
|
||
else
|
||
write_status_text (STATUS_SUCCESS, "keyedit.passwd");
|
||
}
|
||
|
||
|
||
/* Unattended adding of a new keyid. USERNAME specifies the
|
||
key. NEWUID is the new user id to add to the key. */
|
||
void
|
||
keyedit_quick_adduid (ctrl_t ctrl, const char *username, const char *newuid)
|
||
{
|
||
gpg_error_t err;
|
||
KEYDB_HANDLE kdbhd = NULL;
|
||
KEYDB_SEARCH_DESC desc;
|
||
kbnode_t keyblock = NULL;
|
||
kbnode_t node;
|
||
char *uidstring = NULL;
|
||
|
||
uidstring = xstrdup (newuid);
|
||
trim_spaces (uidstring);
|
||
if (!*uidstring)
|
||
{
|
||
log_error ("%s\n", gpg_strerror (GPG_ERR_INV_USER_ID));
|
||
goto leave;
|
||
}
|
||
|
||
#ifdef HAVE_W32_SYSTEM
|
||
/* See keyedit_menu for why we need this. */
|
||
check_trustdb_stale (ctrl);
|
||
#endif
|
||
|
||
/* Search the key; we don't want the whole getkey stuff here. */
|
||
kdbhd = keydb_new ();
|
||
if (!kdbhd)
|
||
{
|
||
/* Note that keydb_new has already used log_error. */
|
||
goto leave;
|
||
}
|
||
|
||
err = classify_user_id (username, &desc, 1);
|
||
if (!err)
|
||
err = keydb_search (kdbhd, &desc, 1, NULL);
|
||
if (!err)
|
||
{
|
||
err = keydb_get_keyblock (kdbhd, &keyblock);
|
||
if (err)
|
||
{
|
||
log_error (_("error reading keyblock: %s\n"), gpg_strerror (err));
|
||
goto leave;
|
||
}
|
||
/* Now with the keyblock retrieved, search again to detect an
|
||
ambiguous specification. We need to save the found state so
|
||
that we can do an update later. */
|
||
keydb_push_found_state (kdbhd);
|
||
err = keydb_search (kdbhd, &desc, 1, NULL);
|
||
if (!err)
|
||
err = gpg_error (GPG_ERR_AMBIGUOUS_NAME);
|
||
else if (gpg_err_code (err) == GPG_ERR_NOT_FOUND)
|
||
err = 0;
|
||
keydb_pop_found_state (kdbhd);
|
||
|
||
if (!err)
|
||
{
|
||
/* We require the secret primary key to add a UID. */
|
||
node = find_kbnode (keyblock, PKT_PUBLIC_KEY);
|
||
if (!node)
|
||
BUG ();
|
||
err = agent_probe_secret_key (ctrl, node->pkt->pkt.public_key);
|
||
}
|
||
}
|
||
if (err)
|
||
{
|
||
log_error (_("secret key \"%s\" not found: %s\n"),
|
||
username, gpg_strerror (err));
|
||
goto leave;
|
||
}
|
||
|
||
fix_keyblock (&keyblock);
|
||
|
||
if (menu_adduid (ctrl, keyblock, 0, NULL, uidstring))
|
||
{
|
||
err = keydb_update_keyblock (kdbhd, keyblock);
|
||
if (err)
|
||
{
|
||
log_error (_("update failed: %s\n"), gpg_strerror (err));
|
||
goto leave;
|
||
}
|
||
|
||
if (update_trust)
|
||
revalidation_mark ();
|
||
}
|
||
|
||
leave:
|
||
xfree (uidstring);
|
||
release_kbnode (keyblock);
|
||
keydb_release (kdbhd);
|
||
}
|
||
|
||
|
||
/* Find a keyblock by fingerprint because only this uniquely
|
||
* identifies a key and may thus be used to select a key for
|
||
* unattended subkey creation os key signing. */
|
||
static gpg_error_t
|
||
find_by_primary_fpr (ctrl_t ctrl, const char *fpr,
|
||
kbnode_t *r_keyblock, KEYDB_HANDLE *r_kdbhd)
|
||
{
|
||
gpg_error_t err;
|
||
kbnode_t keyblock = NULL;
|
||
KEYDB_HANDLE kdbhd = NULL;
|
||
KEYDB_SEARCH_DESC desc;
|
||
byte fprbin[MAX_FINGERPRINT_LEN];
|
||
size_t fprlen;
|
||
|
||
*r_keyblock = NULL;
|
||
*r_kdbhd = NULL;
|
||
|
||
if (classify_user_id (fpr, &desc, 1)
|
||
|| !(desc.mode == KEYDB_SEARCH_MODE_FPR
|
||
|| desc.mode == KEYDB_SEARCH_MODE_FPR16
|
||
|| desc.mode == KEYDB_SEARCH_MODE_FPR20))
|
||
{
|
||
log_error (_("\"%s\" is not a fingerprint\n"), fpr);
|
||
err = gpg_error (GPG_ERR_INV_NAME);
|
||
goto leave;
|
||
}
|
||
err = get_pubkey_byname (ctrl, NULL, NULL, fpr, &keyblock, &kdbhd, 1, 1);
|
||
if (err)
|
||
{
|
||
log_error (_("key \"%s\" not found: %s\n"), fpr, gpg_strerror (err));
|
||
goto leave;
|
||
}
|
||
|
||
/* Check that the primary fingerprint has been given. */
|
||
fingerprint_from_pk (keyblock->pkt->pkt.public_key, fprbin, &fprlen);
|
||
if (fprlen == 16 && desc.mode == KEYDB_SEARCH_MODE_FPR16
|
||
&& !memcmp (fprbin, desc.u.fpr, 16))
|
||
;
|
||
else if (fprlen == 16 && desc.mode == KEYDB_SEARCH_MODE_FPR
|
||
&& !memcmp (fprbin, desc.u.fpr, 16)
|
||
&& !desc.u.fpr[16]
|
||
&& !desc.u.fpr[17]
|
||
&& !desc.u.fpr[18]
|
||
&& !desc.u.fpr[19])
|
||
;
|
||
else if (fprlen == 20 && (desc.mode == KEYDB_SEARCH_MODE_FPR20
|
||
|| desc.mode == KEYDB_SEARCH_MODE_FPR)
|
||
&& !memcmp (fprbin, desc.u.fpr, 20))
|
||
;
|
||
else
|
||
{
|
||
log_error (_("\"%s\" is not the primary fingerprint\n"), fpr);
|
||
err = gpg_error (GPG_ERR_INV_NAME);
|
||
goto leave;
|
||
}
|
||
|
||
*r_keyblock = keyblock;
|
||
keyblock = NULL;
|
||
*r_kdbhd = kdbhd;
|
||
kdbhd = NULL;
|
||
err = 0;
|
||
|
||
leave:
|
||
release_kbnode (keyblock);
|
||
keydb_release (kdbhd);
|
||
return err;
|
||
}
|
||
|
||
|
||
/* Unattended key signing function. If the key specifified by FPR is
|
||
available and FPR is the primary fingerprint all user ids of the
|
||
key are signed using the default signing key. If UIDS is an empty
|
||
list all usable UIDs are signed, if it is not empty, only those
|
||
user ids matching one of the entries of the list are signed. With
|
||
LOCAL being true the signatures are marked as non-exportable. */
|
||
void
|
||
keyedit_quick_sign (ctrl_t ctrl, const char *fpr, strlist_t uids,
|
||
strlist_t locusr, int local)
|
||
{
|
||
gpg_error_t err;
|
||
kbnode_t keyblock = NULL;
|
||
KEYDB_HANDLE kdbhd = NULL;
|
||
int modified = 0;
|
||
PKT_public_key *pk;
|
||
kbnode_t node;
|
||
strlist_t sl;
|
||
int any;
|
||
|
||
#ifdef HAVE_W32_SYSTEM
|
||
/* See keyedit_menu for why we need this. */
|
||
check_trustdb_stale (ctrl);
|
||
#endif
|
||
|
||
/* We require a fingerprint because only this uniquely identifies a
|
||
key and may thus be used to select a key for unattended key
|
||
signing. */
|
||
if (find_by_primary_fpr (ctrl, fpr, &keyblock, &kdbhd))
|
||
goto leave;
|
||
|
||
if (fix_keyblock (&keyblock))
|
||
modified++;
|
||
|
||
/* Give some info in verbose. */
|
||
if (opt.verbose)
|
||
{
|
||
show_key_with_all_names (ctrl, es_stdout, keyblock, 0,
|
||
1/*with_revoker*/, 1/*with_fingerprint*/,
|
||
0, 0, 1);
|
||
es_fflush (es_stdout);
|
||
}
|
||
|
||
pk = keyblock->pkt->pkt.public_key;
|
||
if (pk->flags.revoked)
|
||
{
|
||
if (!opt.verbose)
|
||
show_key_with_all_names (ctrl, es_stdout, keyblock, 0, 0, 0, 0, 0, 1);
|
||
log_error ("%s%s", _("Key is revoked."), _(" Unable to sign.\n"));
|
||
goto leave;
|
||
}
|
||
|
||
/* Set the flags according to the UIDS list. Fixme: We may want to
|
||
use classify_user_id along with dedicated compare functions so
|
||
that we match the same way as in the key lookup. */
|
||
any = 0;
|
||
menu_select_uid (keyblock, 0); /* Better clear the flags first. */
|
||
for (sl=uids; sl; sl = sl->next)
|
||
{
|
||
const char *name = sl->d;
|
||
int count = 0;
|
||
|
||
sl->flags &= ~(1|2); /* Clear flags used for error reporting. */
|
||
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_USER_ID)
|
||
{
|
||
PKT_user_id *uid = node->pkt->pkt.user_id;
|
||
|
||
if (uid->attrib_data)
|
||
;
|
||
else if (*name == '='
|
||
&& strlen (name+1) == uid->len
|
||
&& !memcmp (uid->name, name + 1, uid->len))
|
||
{ /* Exact match - we don't do a check for ambiguity
|
||
* in this case. */
|
||
node->flag |= NODFLG_SELUID;
|
||
if (any != -1)
|
||
{
|
||
sl->flags |= 1; /* Report as found. */
|
||
any = 1;
|
||
}
|
||
}
|
||
else if (ascii_memistr (uid->name, uid->len,
|
||
*name == '*'? name+1:name))
|
||
{
|
||
node->flag |= NODFLG_SELUID;
|
||
if (any != -1)
|
||
{
|
||
sl->flags |= 1; /* Report as found. */
|
||
any = 1;
|
||
}
|
||
count++;
|
||
}
|
||
}
|
||
}
|
||
|
||
if (count > 1)
|
||
{
|
||
any = -1; /* Force failure at end. */
|
||
sl->flags |= 2; /* Report as ambiguous. */
|
||
}
|
||
}
|
||
|
||
/* Check whether all given user ids were found. */
|
||
for (sl=uids; sl; sl = sl->next)
|
||
if (!(sl->flags & 1))
|
||
any = -1; /* That user id was not found. */
|
||
|
||
/* Print an error if there was a problem with the user ids. */
|
||
if (uids && any < 1)
|
||
{
|
||
if (!opt.verbose)
|
||
show_key_with_all_names (ctrl, es_stdout, keyblock, 0, 0, 0, 0, 0, 1);
|
||
es_fflush (es_stdout);
|
||
for (sl=uids; sl; sl = sl->next)
|
||
{
|
||
if ((sl->flags & 2))
|
||
log_info (_("Invalid user ID '%s': %s\n"),
|
||
sl->d, gpg_strerror (GPG_ERR_AMBIGUOUS_NAME));
|
||
else if (!(sl->flags & 1))
|
||
log_info (_("Invalid user ID '%s': %s\n"),
|
||
sl->d, gpg_strerror (GPG_ERR_NOT_FOUND));
|
||
}
|
||
log_error ("%s %s", _("No matching user IDs."), _("Nothing to sign.\n"));
|
||
goto leave;
|
||
}
|
||
|
||
/* Sign. */
|
||
sign_uids (ctrl, es_stdout, keyblock, locusr, &modified, local, 0, 0, 0, 1);
|
||
es_fflush (es_stdout);
|
||
|
||
if (modified)
|
||
{
|
||
err = keydb_update_keyblock (kdbhd, keyblock);
|
||
if (err)
|
||
{
|
||
log_error (_("update failed: %s\n"), gpg_strerror (err));
|
||
goto leave;
|
||
}
|
||
}
|
||
else
|
||
log_info (_("Key not changed so no update needed.\n"));
|
||
|
||
if (update_trust)
|
||
revalidation_mark ();
|
||
|
||
|
||
leave:
|
||
release_kbnode (keyblock);
|
||
keydb_release (kdbhd);
|
||
}
|
||
|
||
|
||
/* Unattended subkey creation function.
|
||
*
|
||
*/
|
||
void
|
||
keyedit_quick_addkey (ctrl_t ctrl, const char *fpr, const char *algostr,
|
||
const char *usagestr, const char *expirestr)
|
||
{
|
||
gpg_error_t err;
|
||
kbnode_t keyblock;
|
||
KEYDB_HANDLE kdbhd;
|
||
int modified = 0;
|
||
PKT_public_key *pk;
|
||
|
||
#ifdef HAVE_W32_SYSTEM
|
||
/* See keyedit_menu for why we need this. */
|
||
check_trustdb_stale (ctrl);
|
||
#endif
|
||
|
||
/* We require a fingerprint because only this uniquely identifies a
|
||
* key and may thus be used to select a key for unattended subkey
|
||
* creation. */
|
||
if (find_by_primary_fpr (ctrl, fpr, &keyblock, &kdbhd))
|
||
goto leave;
|
||
|
||
if (fix_keyblock (&keyblock))
|
||
modified++;
|
||
|
||
pk = keyblock->pkt->pkt.public_key;
|
||
if (pk->flags.revoked)
|
||
{
|
||
if (!opt.verbose)
|
||
show_key_with_all_names (ctrl, es_stdout, keyblock, 0, 0, 0, 0, 0, 1);
|
||
log_error ("%s%s", _("Key is revoked."), "\n");
|
||
goto leave;
|
||
}
|
||
|
||
/* Create the subkey. Noet that the called function already prints
|
||
* an error message. */
|
||
if (!generate_subkeypair (ctrl, keyblock, algostr, usagestr, expirestr))
|
||
modified = 1;
|
||
es_fflush (es_stdout);
|
||
|
||
/* Store. */
|
||
if (modified)
|
||
{
|
||
err = keydb_update_keyblock (kdbhd, keyblock);
|
||
if (err)
|
||
{
|
||
log_error (_("update failed: %s\n"), gpg_strerror (err));
|
||
goto leave;
|
||
}
|
||
}
|
||
else
|
||
log_info (_("Key not changed so no update needed.\n"));
|
||
|
||
leave:
|
||
release_kbnode (keyblock);
|
||
keydb_release (kdbhd);
|
||
}
|
||
|
||
|
||
|
||
static void
|
||
tty_print_notations (int indent, PKT_signature * sig)
|
||
{
|
||
int first = 1;
|
||
struct notation *notation, *nd;
|
||
|
||
if (indent < 0)
|
||
{
|
||
first = 0;
|
||
indent = -indent;
|
||
}
|
||
|
||
notation = sig_to_notation (sig);
|
||
|
||
for (nd = notation; nd; nd = nd->next)
|
||
{
|
||
if (!first)
|
||
tty_printf ("%*s", indent, "");
|
||
else
|
||
first = 0;
|
||
|
||
tty_print_utf8_string (nd->name, strlen (nd->name));
|
||
tty_printf ("=");
|
||
tty_print_utf8_string (nd->value, strlen (nd->value));
|
||
tty_printf ("\n");
|
||
}
|
||
|
||
free_notation (notation);
|
||
}
|
||
|
||
|
||
/*
|
||
* Show preferences of a public keyblock.
|
||
*/
|
||
static void
|
||
show_prefs (PKT_user_id * uid, PKT_signature * selfsig, int verbose)
|
||
{
|
||
const prefitem_t fake = { 0, 0 };
|
||
const prefitem_t *prefs;
|
||
int i;
|
||
|
||
if (!uid)
|
||
return;
|
||
|
||
if (uid->prefs)
|
||
prefs = uid->prefs;
|
||
else if (verbose)
|
||
prefs = &fake;
|
||
else
|
||
return;
|
||
|
||
if (verbose)
|
||
{
|
||
int any, des_seen = 0, sha1_seen = 0, uncomp_seen = 0;
|
||
|
||
tty_printf (" ");
|
||
tty_printf (_("Cipher: "));
|
||
for (i = any = 0; prefs[i].type; i++)
|
||
{
|
||
if (prefs[i].type == PREFTYPE_SYM)
|
||
{
|
||
if (any)
|
||
tty_printf (", ");
|
||
any = 1;
|
||
/* We don't want to display strings for experimental algos */
|
||
if (!openpgp_cipher_test_algo (prefs[i].value)
|
||
&& prefs[i].value < 100)
|
||
tty_printf ("%s", openpgp_cipher_algo_name (prefs[i].value));
|
||
else
|
||
tty_printf ("[%d]", prefs[i].value);
|
||
if (prefs[i].value == CIPHER_ALGO_3DES)
|
||
des_seen = 1;
|
||
}
|
||
}
|
||
if (!des_seen)
|
||
{
|
||
if (any)
|
||
tty_printf (", ");
|
||
tty_printf ("%s", openpgp_cipher_algo_name (CIPHER_ALGO_3DES));
|
||
}
|
||
tty_printf ("\n ");
|
||
tty_printf (_("Digest: "));
|
||
for (i = any = 0; prefs[i].type; i++)
|
||
{
|
||
if (prefs[i].type == PREFTYPE_HASH)
|
||
{
|
||
if (any)
|
||
tty_printf (", ");
|
||
any = 1;
|
||
/* We don't want to display strings for experimental algos */
|
||
if (!gcry_md_test_algo (prefs[i].value) && prefs[i].value < 100)
|
||
tty_printf ("%s", gcry_md_algo_name (prefs[i].value));
|
||
else
|
||
tty_printf ("[%d]", prefs[i].value);
|
||
if (prefs[i].value == DIGEST_ALGO_SHA1)
|
||
sha1_seen = 1;
|
||
}
|
||
}
|
||
if (!sha1_seen)
|
||
{
|
||
if (any)
|
||
tty_printf (", ");
|
||
tty_printf ("%s", gcry_md_algo_name (DIGEST_ALGO_SHA1));
|
||
}
|
||
tty_printf ("\n ");
|
||
tty_printf (_("Compression: "));
|
||
for (i = any = 0; prefs[i].type; i++)
|
||
{
|
||
if (prefs[i].type == PREFTYPE_ZIP)
|
||
{
|
||
const char *s = compress_algo_to_string (prefs[i].value);
|
||
|
||
if (any)
|
||
tty_printf (", ");
|
||
any = 1;
|
||
/* We don't want to display strings for experimental algos */
|
||
if (s && prefs[i].value < 100)
|
||
tty_printf ("%s", s);
|
||
else
|
||
tty_printf ("[%d]", prefs[i].value);
|
||
if (prefs[i].value == COMPRESS_ALGO_NONE)
|
||
uncomp_seen = 1;
|
||
}
|
||
}
|
||
if (!uncomp_seen)
|
||
{
|
||
if (any)
|
||
tty_printf (", ");
|
||
else
|
||
{
|
||
tty_printf ("%s", compress_algo_to_string (COMPRESS_ALGO_ZIP));
|
||
tty_printf (", ");
|
||
}
|
||
tty_printf ("%s", compress_algo_to_string (COMPRESS_ALGO_NONE));
|
||
}
|
||
if (uid->flags.mdc || !uid->flags.ks_modify)
|
||
{
|
||
tty_printf ("\n ");
|
||
tty_printf (_("Features: "));
|
||
any = 0;
|
||
if (uid->flags.mdc)
|
||
{
|
||
tty_printf ("MDC");
|
||
any = 1;
|
||
}
|
||
if (!uid->flags.ks_modify)
|
||
{
|
||
if (any)
|
||
tty_printf (", ");
|
||
tty_printf (_("Keyserver no-modify"));
|
||
}
|
||
}
|
||
tty_printf ("\n");
|
||
|
||
if (selfsig)
|
||
{
|
||
const byte *pref_ks;
|
||
size_t pref_ks_len;
|
||
|
||
pref_ks = parse_sig_subpkt (selfsig->hashed,
|
||
SIGSUBPKT_PREF_KS, &pref_ks_len);
|
||
if (pref_ks && pref_ks_len)
|
||
{
|
||
tty_printf (" ");
|
||
tty_printf (_("Preferred keyserver: "));
|
||
tty_print_utf8_string (pref_ks, pref_ks_len);
|
||
tty_printf ("\n");
|
||
}
|
||
|
||
if (selfsig->flags.notation)
|
||
{
|
||
tty_printf (" ");
|
||
tty_printf (_("Notations: "));
|
||
tty_print_notations (5 + strlen (_("Notations: ")), selfsig);
|
||
}
|
||
}
|
||
}
|
||
else
|
||
{
|
||
tty_printf (" ");
|
||
for (i = 0; prefs[i].type; i++)
|
||
{
|
||
tty_printf (" %c%d", prefs[i].type == PREFTYPE_SYM ? 'S' :
|
||
prefs[i].type == PREFTYPE_HASH ? 'H' :
|
||
prefs[i].type == PREFTYPE_ZIP ? 'Z' : '?',
|
||
prefs[i].value);
|
||
}
|
||
if (uid->flags.mdc)
|
||
tty_printf (" [mdc]");
|
||
if (!uid->flags.ks_modify)
|
||
tty_printf (" [no-ks-modify]");
|
||
tty_printf ("\n");
|
||
}
|
||
}
|
||
|
||
|
||
/* This is the version of show_key_with_all_names used when
|
||
opt.with_colons is used. It prints all available data in a easy to
|
||
parse format and does not translate utf8 */
|
||
static void
|
||
show_key_with_all_names_colon (ctrl_t ctrl, estream_t fp, kbnode_t keyblock)
|
||
{
|
||
KBNODE node;
|
||
int i, j, ulti_hack = 0;
|
||
byte pk_version = 0;
|
||
PKT_public_key *primary = NULL;
|
||
int have_seckey;
|
||
|
||
if (!fp)
|
||
fp = es_stdout;
|
||
|
||
/* the keys */
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY
|
||
|| (node->pkt->pkttype == PKT_PUBLIC_SUBKEY))
|
||
{
|
||
PKT_public_key *pk = node->pkt->pkt.public_key;
|
||
u32 keyid[2];
|
||
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY)
|
||
{
|
||
pk_version = pk->version;
|
||
primary = pk;
|
||
}
|
||
|
||
keyid_from_pk (pk, keyid);
|
||
have_seckey = !agent_probe_secret_key (ctrl, pk);
|
||
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY)
|
||
es_fputs (have_seckey? "sec:" : "pub:", fp);
|
||
else
|
||
es_fputs (have_seckey? "ssb:" : "sub:", fp);
|
||
|
||
if (!pk->flags.valid)
|
||
es_putc ('i', fp);
|
||
else if (pk->flags.revoked)
|
||
es_putc ('r', fp);
|
||
else if (pk->has_expired)
|
||
es_putc ('e', fp);
|
||
else if (!(opt.fast_list_mode || opt.no_expensive_trust_checks))
|
||
{
|
||
int trust = get_validity_info (ctrl, pk, NULL);
|
||
if (trust == 'u')
|
||
ulti_hack = 1;
|
||
es_putc (trust, fp);
|
||
}
|
||
|
||
es_fprintf (fp, ":%u:%d:%08lX%08lX:%lu:%lu::",
|
||
nbits_from_pk (pk),
|
||
pk->pubkey_algo,
|
||
(ulong) keyid[0], (ulong) keyid[1],
|
||
(ulong) pk->timestamp, (ulong) pk->expiredate);
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY
|
||
&& !(opt.fast_list_mode || opt.no_expensive_trust_checks))
|
||
es_putc (get_ownertrust_info (pk), fp);
|
||
es_putc (':', fp);
|
||
es_putc (':', fp);
|
||
es_putc (':', fp);
|
||
/* Print capabilities. */
|
||
if ((pk->pubkey_usage & PUBKEY_USAGE_ENC))
|
||
es_putc ('e', fp);
|
||
if ((pk->pubkey_usage & PUBKEY_USAGE_SIG))
|
||
es_putc ('s', fp);
|
||
if ((pk->pubkey_usage & PUBKEY_USAGE_CERT))
|
||
es_putc ('c', fp);
|
||
if ((pk->pubkey_usage & PUBKEY_USAGE_AUTH))
|
||
es_putc ('a', fp);
|
||
es_putc ('\n', fp);
|
||
|
||
print_fingerprint (fp, pk, 0);
|
||
print_revokers (fp, pk);
|
||
}
|
||
}
|
||
|
||
/* the user ids */
|
||
i = 0;
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_USER_ID)
|
||
{
|
||
PKT_user_id *uid = node->pkt->pkt.user_id;
|
||
|
||
++i;
|
||
|
||
if (uid->attrib_data)
|
||
es_fputs ("uat:", fp);
|
||
else
|
||
es_fputs ("uid:", fp);
|
||
|
||
if (uid->is_revoked)
|
||
es_fputs ("r::::::::", fp);
|
||
else if (uid->is_expired)
|
||
es_fputs ("e::::::::", fp);
|
||
else if (opt.fast_list_mode || opt.no_expensive_trust_checks)
|
||
es_fputs ("::::::::", fp);
|
||
else
|
||
{
|
||
int uid_validity;
|
||
|
||
if (primary && !ulti_hack)
|
||
uid_validity = get_validity_info (ctrl, primary, uid);
|
||
else
|
||
uid_validity = 'u';
|
||
es_fprintf (fp, "%c::::::::", uid_validity);
|
||
}
|
||
|
||
if (uid->attrib_data)
|
||
es_fprintf (fp, "%u %lu", uid->numattribs, uid->attrib_len);
|
||
else
|
||
es_write_sanitized (fp, uid->name, uid->len, ":", NULL);
|
||
|
||
es_putc (':', fp);
|
||
/* signature class */
|
||
es_putc (':', fp);
|
||
/* capabilities */
|
||
es_putc (':', fp);
|
||
/* preferences */
|
||
if (pk_version > 3 || uid->selfsigversion > 3)
|
||
{
|
||
const prefitem_t *prefs = uid->prefs;
|
||
|
||
for (j = 0; prefs && prefs[j].type; j++)
|
||
{
|
||
if (j)
|
||
es_putc (' ', fp);
|
||
es_fprintf (fp,
|
||
"%c%d", prefs[j].type == PREFTYPE_SYM ? 'S' :
|
||
prefs[j].type == PREFTYPE_HASH ? 'H' :
|
||
prefs[j].type == PREFTYPE_ZIP ? 'Z' : '?',
|
||
prefs[j].value);
|
||
}
|
||
if (uid->flags.mdc)
|
||
es_fputs (",mdc", fp);
|
||
if (!uid->flags.ks_modify)
|
||
es_fputs (",no-ks-modify", fp);
|
||
}
|
||
es_putc (':', fp);
|
||
/* flags */
|
||
es_fprintf (fp, "%d,", i);
|
||
if (uid->is_primary)
|
||
es_putc ('p', fp);
|
||
if (uid->is_revoked)
|
||
es_putc ('r', fp);
|
||
if (uid->is_expired)
|
||
es_putc ('e', fp);
|
||
if ((node->flag & NODFLG_SELUID))
|
||
es_putc ('s', fp);
|
||
if ((node->flag & NODFLG_MARK_A))
|
||
es_putc ('m', fp);
|
||
es_putc (':', fp);
|
||
if (opt.trust_model == TM_TOFU || opt.trust_model == TM_TOFU_PGP)
|
||
{
|
||
#ifdef USE_TOFU
|
||
enum tofu_policy policy;
|
||
if (! tofu_get_policy (ctrl, primary, uid, &policy)
|
||
&& policy != TOFU_POLICY_NONE)
|
||
es_fprintf (fp, "%s", tofu_policy_str (policy));
|
||
#endif /*USE_TOFU*/
|
||
}
|
||
es_putc (':', fp);
|
||
es_putc ('\n', fp);
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
static void
|
||
show_names (ctrl_t ctrl, estream_t fp,
|
||
kbnode_t keyblock, PKT_public_key * pk, unsigned int flag,
|
||
int with_prefs)
|
||
{
|
||
KBNODE node;
|
||
int i = 0;
|
||
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_USER_ID && !is_deleted_kbnode (node))
|
||
{
|
||
PKT_user_id *uid = node->pkt->pkt.user_id;
|
||
++i;
|
||
if (!flag || (flag && (node->flag & flag)))
|
||
{
|
||
if (!(flag & NODFLG_MARK_A) && pk)
|
||
tty_fprintf (fp, "%s ", uid_trust_string_fixed (ctrl, pk, uid));
|
||
|
||
if (flag & NODFLG_MARK_A)
|
||
tty_fprintf (fp, " ");
|
||
else if (node->flag & NODFLG_SELUID)
|
||
tty_fprintf (fp, "(%d)* ", i);
|
||
else if (uid->is_primary)
|
||
tty_fprintf (fp, "(%d). ", i);
|
||
else
|
||
tty_fprintf (fp, "(%d) ", i);
|
||
tty_print_utf8_string2 (fp, uid->name, uid->len, 0);
|
||
tty_fprintf (fp, "\n");
|
||
if (with_prefs && pk)
|
||
{
|
||
if (pk->version > 3 || uid->selfsigversion > 3)
|
||
{
|
||
PKT_signature *selfsig = NULL;
|
||
KBNODE signode;
|
||
|
||
for (signode = node->next;
|
||
signode && signode->pkt->pkttype == PKT_SIGNATURE;
|
||
signode = signode->next)
|
||
{
|
||
if (signode->pkt->pkt.signature->
|
||
flags.chosen_selfsig)
|
||
{
|
||
selfsig = signode->pkt->pkt.signature;
|
||
break;
|
||
}
|
||
}
|
||
|
||
show_prefs (uid, selfsig, with_prefs == 2);
|
||
}
|
||
else
|
||
tty_fprintf (fp, _("There are no preferences on a"
|
||
" PGP 2.x-style user ID.\n"));
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
/*
|
||
* Display the key a the user ids, if only_marked is true, do only so
|
||
* for user ids with mark A flag set and do not display the index
|
||
* number. If FP is not NULL print to the given stream and not to the
|
||
* tty (ignored in with-colons mode).
|
||
*/
|
||
static void
|
||
show_key_with_all_names (ctrl_t ctrl, estream_t fp,
|
||
KBNODE keyblock, int only_marked, int with_revoker,
|
||
int with_fpr, int with_subkeys, int with_prefs,
|
||
int nowarn)
|
||
{
|
||
gpg_error_t err;
|
||
kbnode_t node;
|
||
int i;
|
||
int do_warn = 0;
|
||
int have_seckey = 0;
|
||
char *serialno = NULL;
|
||
PKT_public_key *primary = NULL;
|
||
char pkstrbuf[PUBKEY_STRING_SIZE];
|
||
|
||
if (opt.with_colons)
|
||
{
|
||
show_key_with_all_names_colon (ctrl, fp, keyblock);
|
||
return;
|
||
}
|
||
|
||
/* the keys */
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY
|
||
|| (with_subkeys && node->pkt->pkttype == PKT_PUBLIC_SUBKEY
|
||
&& !is_deleted_kbnode (node)))
|
||
{
|
||
PKT_public_key *pk = node->pkt->pkt.public_key;
|
||
const char *otrust = "err";
|
||
const char *trust = "err";
|
||
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY)
|
||
{
|
||
/* do it here, so that debug messages don't clutter the
|
||
* output */
|
||
static int did_warn = 0;
|
||
|
||
trust = get_validity_string (ctrl, pk, NULL);
|
||
otrust = get_ownertrust_string (pk);
|
||
|
||
/* Show a warning once */
|
||
if (!did_warn
|
||
&& (get_validity (ctrl, pk, NULL, NULL, 0)
|
||
& TRUST_FLAG_PENDING_CHECK))
|
||
{
|
||
did_warn = 1;
|
||
do_warn = 1;
|
||
}
|
||
|
||
primary = pk;
|
||
}
|
||
|
||
if (pk->flags.revoked)
|
||
{
|
||
char *user = get_user_id_string_native (pk->revoked.keyid);
|
||
tty_fprintf (fp,
|
||
_("The following key was revoked on"
|
||
" %s by %s key %s\n"),
|
||
revokestr_from_pk (pk),
|
||
gcry_pk_algo_name (pk->revoked.algo), user);
|
||
xfree (user);
|
||
}
|
||
|
||
if (with_revoker)
|
||
{
|
||
if (!pk->revkey && pk->numrevkeys)
|
||
BUG ();
|
||
else
|
||
for (i = 0; i < pk->numrevkeys; i++)
|
||
{
|
||
u32 r_keyid[2];
|
||
char *user;
|
||
const char *algo;
|
||
|
||
algo = gcry_pk_algo_name (pk->revkey[i].algid);
|
||
keyid_from_fingerprint (pk->revkey[i].fpr,
|
||
MAX_FINGERPRINT_LEN, r_keyid);
|
||
|
||
user = get_user_id_string_native (r_keyid);
|
||
tty_fprintf (fp,
|
||
_("This key may be revoked by %s key %s"),
|
||
algo ? algo : "?", user);
|
||
|
||
if (pk->revkey[i].class & 0x40)
|
||
{
|
||
tty_fprintf (fp, " ");
|
||
tty_fprintf (fp, _("(sensitive)"));
|
||
}
|
||
|
||
tty_fprintf (fp, "\n");
|
||
xfree (user);
|
||
}
|
||
}
|
||
|
||
keyid_from_pk (pk, NULL);
|
||
|
||
xfree (serialno);
|
||
serialno = NULL;
|
||
{
|
||
char *hexgrip;
|
||
|
||
err = hexkeygrip_from_pk (pk, &hexgrip);
|
||
if (err)
|
||
{
|
||
log_error ("error computing a keygrip: %s\n",
|
||
gpg_strerror (err));
|
||
have_seckey = 0;
|
||
}
|
||
else
|
||
have_seckey = !agent_get_keyinfo (ctrl, hexgrip, &serialno);
|
||
xfree (hexgrip);
|
||
}
|
||
|
||
tty_fprintf
|
||
(fp, "%s%c %s/%s",
|
||
node->pkt->pkttype == PKT_PUBLIC_KEY && have_seckey? "sec" :
|
||
node->pkt->pkttype == PKT_PUBLIC_KEY ? "pub" :
|
||
have_seckey ? "ssb" :
|
||
"sub",
|
||
(node->flag & NODFLG_SELKEY) ? '*' : ' ',
|
||
pubkey_string (pk, pkstrbuf, sizeof pkstrbuf),
|
||
keystr (pk->keyid));
|
||
|
||
if (opt.legacy_list_mode)
|
||
tty_fprintf (fp, " ");
|
||
else
|
||
tty_fprintf (fp, "\n ");
|
||
|
||
tty_fprintf (fp, _("created: %s"), datestr_from_pk (pk));
|
||
tty_fprintf (fp, " ");
|
||
if (pk->flags.revoked)
|
||
tty_fprintf (fp, _("revoked: %s"), revokestr_from_pk (pk));
|
||
else if (pk->has_expired)
|
||
tty_fprintf (fp, _("expired: %s"), expirestr_from_pk (pk));
|
||
else
|
||
tty_fprintf (fp, _("expires: %s"), expirestr_from_pk (pk));
|
||
tty_fprintf (fp, " ");
|
||
tty_fprintf (fp, _("usage: %s"), usagestr_from_pk (pk, 1));
|
||
tty_fprintf (fp, "\n");
|
||
|
||
if (serialno)
|
||
{
|
||
/* The agent told us that a secret key is available and
|
||
that it has been stored on a card. */
|
||
tty_fprintf (fp, "%*s%s", opt.legacy_list_mode? 21:5, "",
|
||
_("card-no: "));
|
||
if (strlen (serialno) == 32
|
||
&& !strncmp (serialno, "D27600012401", 12))
|
||
{
|
||
/* This is an OpenPGP card. Print the relevant part. */
|
||
/* Example: D2760001240101010001000003470000 */
|
||
/* xxxxyyyyyyyy */
|
||
tty_fprintf (fp, "%.*s %.*s\n",
|
||
4, serialno+16, 8, serialno+20);
|
||
}
|
||
else
|
||
tty_fprintf (fp, "%s\n", serialno);
|
||
|
||
}
|
||
else if (pk->seckey_info
|
||
&& pk->seckey_info->is_protected
|
||
&& pk->seckey_info->s2k.mode == 1002)
|
||
{
|
||
/* FIXME: Check wether this code path is still used. */
|
||
tty_fprintf (fp, "%*s%s", opt.legacy_list_mode? 21:5, "",
|
||
_("card-no: "));
|
||
if (pk->seckey_info->ivlen == 16
|
||
&& !memcmp (pk->seckey_info->iv,
|
||
"\xD2\x76\x00\x01\x24\x01", 6))
|
||
{
|
||
/* This is an OpenPGP card. */
|
||
for (i = 8; i < 14; i++)
|
||
{
|
||
if (i == 10)
|
||
tty_fprintf (fp, " ");
|
||
tty_fprintf (fp, "%02X", pk->seckey_info->iv[i]);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
/* Unknown card: Print all. */
|
||
for (i = 0; i < pk->seckey_info->ivlen; i++)
|
||
tty_fprintf (fp, "%02X", pk->seckey_info->iv[i]);
|
||
}
|
||
tty_fprintf (fp, "\n");
|
||
}
|
||
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY
|
||
|| node->pkt->pkttype == PKT_SECRET_KEY)
|
||
{
|
||
if (opt.trust_model != TM_ALWAYS)
|
||
{
|
||
tty_fprintf (fp, "%*s",
|
||
opt.legacy_list_mode?
|
||
((int) keystrlen () + 13):5, "");
|
||
/* Ownertrust is only meaningful for the PGP or
|
||
classic trust models, or PGP combined with TOFU */
|
||
if (opt.trust_model == TM_PGP
|
||
|| opt.trust_model == TM_CLASSIC
|
||
|| opt.trust_model == TM_TOFU_PGP)
|
||
{
|
||
int width = 14 - strlen (otrust);
|
||
if (width <= 0)
|
||
width = 1;
|
||
tty_fprintf (fp, _("trust: %s"), otrust);
|
||
tty_fprintf (fp, "%*s", width, "");
|
||
}
|
||
|
||
tty_fprintf (fp, _("validity: %s"), trust);
|
||
tty_fprintf (fp, "\n");
|
||
}
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY
|
||
&& (get_ownertrust (pk) & TRUST_FLAG_DISABLED))
|
||
{
|
||
tty_fprintf (fp, "*** ");
|
||
tty_fprintf (fp, _("This key has been disabled"));
|
||
tty_fprintf (fp, "\n");
|
||
}
|
||
}
|
||
|
||
if ((node->pkt->pkttype == PKT_PUBLIC_KEY
|
||
|| node->pkt->pkttype == PKT_SECRET_KEY) && with_fpr)
|
||
{
|
||
print_fingerprint (fp, pk, 2);
|
||
tty_fprintf (fp, "\n");
|
||
}
|
||
}
|
||
}
|
||
|
||
show_names (ctrl, fp,
|
||
keyblock, primary, only_marked ? NODFLG_MARK_A : 0, with_prefs);
|
||
|
||
if (do_warn && !nowarn)
|
||
tty_fprintf (fp, _("Please note that the shown key validity"
|
||
" is not necessarily correct\n"
|
||
"unless you restart the program.\n"));
|
||
|
||
xfree (serialno);
|
||
}
|
||
|
||
|
||
/* Display basic key information. This function is suitable to show
|
||
information on the key without any dependencies on the trustdb or
|
||
any other internal GnuPG stuff. KEYBLOCK may either be a public or
|
||
a secret key. This function may be called with KEYBLOCK containing
|
||
secret keys and thus the printing of "pub" vs. "sec" does only
|
||
depend on the packet type and not by checking with gpg-agent. */
|
||
void
|
||
show_basic_key_info (KBNODE keyblock)
|
||
{
|
||
KBNODE node;
|
||
int i;
|
||
char pkstrbuf[PUBKEY_STRING_SIZE];
|
||
|
||
/* The primary key */
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY
|
||
|| node->pkt->pkttype == PKT_SECRET_KEY)
|
||
{
|
||
PKT_public_key *pk = node->pkt->pkt.public_key;
|
||
|
||
/* Note, we use the same format string as in other show
|
||
functions to make the translation job easier. */
|
||
tty_printf ("%s %s/%s ",
|
||
node->pkt->pkttype == PKT_PUBLIC_KEY ? "pub" :
|
||
node->pkt->pkttype == PKT_PUBLIC_SUBKEY ? "sub" :
|
||
node->pkt->pkttype == PKT_SECRET_KEY ? "sec" :"ssb",
|
||
pubkey_string (pk, pkstrbuf, sizeof pkstrbuf),
|
||
keystr_from_pk (pk));
|
||
tty_printf (_("created: %s"), datestr_from_pk (pk));
|
||
tty_printf (" ");
|
||
tty_printf (_("expires: %s"), expirestr_from_pk (pk));
|
||
tty_printf ("\n");
|
||
print_fingerprint (NULL, pk, 3);
|
||
tty_printf ("\n");
|
||
}
|
||
}
|
||
|
||
/* The user IDs. */
|
||
for (i = 0, node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_USER_ID)
|
||
{
|
||
PKT_user_id *uid = node->pkt->pkt.user_id;
|
||
++i;
|
||
|
||
tty_printf (" ");
|
||
if (uid->is_revoked)
|
||
tty_printf ("[%s] ", _("revoked"));
|
||
else if (uid->is_expired)
|
||
tty_printf ("[%s] ", _("expired"));
|
||
tty_print_utf8_string (uid->name, uid->len);
|
||
tty_printf ("\n");
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
static void
|
||
show_key_and_fingerprint (kbnode_t keyblock, int with_subkeys)
|
||
{
|
||
kbnode_t node;
|
||
PKT_public_key *pk = NULL;
|
||
char pkstrbuf[PUBKEY_STRING_SIZE];
|
||
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY)
|
||
{
|
||
pk = node->pkt->pkt.public_key;
|
||
tty_printf ("pub %s/%s %s ",
|
||
pubkey_string (pk, pkstrbuf, sizeof pkstrbuf),
|
||
keystr_from_pk(pk),
|
||
datestr_from_pk (pk));
|
||
}
|
||
else if (node->pkt->pkttype == PKT_USER_ID)
|
||
{
|
||
PKT_user_id *uid = node->pkt->pkt.user_id;
|
||
tty_print_utf8_string (uid->name, uid->len);
|
||
break;
|
||
}
|
||
}
|
||
tty_printf ("\n");
|
||
if (pk)
|
||
print_fingerprint (NULL, pk, 2);
|
||
if (with_subkeys)
|
||
{
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY)
|
||
{
|
||
pk = node->pkt->pkt.public_key;
|
||
tty_printf ("sub %s/%s %s [%s]\n",
|
||
pubkey_string (pk, pkstrbuf, sizeof pkstrbuf),
|
||
keystr_from_pk(pk),
|
||
datestr_from_pk (pk),
|
||
usagestr_from_pk (pk, 0));
|
||
|
||
print_fingerprint (NULL, pk, 4);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
/* Show a listing of the primary and its subkeys along with their
|
||
keygrips. */
|
||
static void
|
||
show_key_and_grip (kbnode_t keyblock)
|
||
{
|
||
kbnode_t node;
|
||
PKT_public_key *pk = NULL;
|
||
char pkstrbuf[PUBKEY_STRING_SIZE];
|
||
char *hexgrip;
|
||
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY
|
||
|| node->pkt->pkttype == PKT_PUBLIC_SUBKEY)
|
||
{
|
||
pk = node->pkt->pkt.public_key;
|
||
tty_printf ("%s %s/%s %s [%s]\n",
|
||
node->pkt->pkttype == PKT_PUBLIC_KEY? "pub":"sub",
|
||
pubkey_string (pk, pkstrbuf, sizeof pkstrbuf),
|
||
keystr_from_pk(pk),
|
||
datestr_from_pk (pk),
|
||
usagestr_from_pk (pk, 0));
|
||
|
||
if (!hexkeygrip_from_pk (pk, &hexgrip))
|
||
{
|
||
tty_printf (" Keygrip: %s\n", hexgrip);
|
||
xfree (hexgrip);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
/* Show a warning if no uids on the key have the primary uid flag
|
||
set. */
|
||
static void
|
||
no_primary_warning (KBNODE keyblock)
|
||
{
|
||
KBNODE node;
|
||
int have_primary = 0, uid_count = 0;
|
||
|
||
/* TODO: if we ever start behaving differently with a primary or
|
||
non-primary attribute ID, we will need to check for attributes
|
||
here as well. */
|
||
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_USER_ID
|
||
&& node->pkt->pkt.user_id->attrib_data == NULL)
|
||
{
|
||
uid_count++;
|
||
|
||
if (node->pkt->pkt.user_id->is_primary == 2)
|
||
{
|
||
have_primary = 1;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
if (uid_count > 1 && !have_primary)
|
||
log_info (_
|
||
("WARNING: no user ID has been marked as primary. This command"
|
||
" may\n cause a different user ID to become"
|
||
" the assumed primary.\n"));
|
||
}
|
||
|
||
|
||
/* Print a warning if the latest encryption subkey expires soon. This
|
||
function is called after the expire data of the primary key has
|
||
been changed. */
|
||
static void
|
||
subkey_expire_warning (kbnode_t keyblock)
|
||
{
|
||
u32 curtime = make_timestamp ();
|
||
kbnode_t node;
|
||
PKT_public_key *pk;
|
||
/* u32 mainexpire = 0; */
|
||
u32 subexpire = 0;
|
||
u32 latest_date = 0;
|
||
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
/* if (node->pkt->pkttype == PKT_PUBLIC_KEY) */
|
||
/* { */
|
||
/* pk = node->pkt->pkt.public_key; */
|
||
/* mainexpire = pk->expiredate; */
|
||
/* } */
|
||
|
||
if (node->pkt->pkttype != PKT_PUBLIC_SUBKEY)
|
||
continue;
|
||
pk = node->pkt->pkt.public_key;
|
||
|
||
if (!pk->flags.valid)
|
||
continue;
|
||
if (pk->flags.revoked)
|
||
continue;
|
||
if (pk->timestamp > curtime)
|
||
continue; /* Ignore future keys. */
|
||
if (!(pk->pubkey_usage & PUBKEY_USAGE_ENC))
|
||
continue; /* Not an encryption key. */
|
||
|
||
if (pk->timestamp > latest_date || (!pk->timestamp && !latest_date))
|
||
{
|
||
latest_date = pk->timestamp;
|
||
subexpire = pk->expiredate;
|
||
}
|
||
}
|
||
|
||
if (!subexpire)
|
||
return; /* No valid subkey with an expiration time. */
|
||
|
||
if (curtime + (10*86400) > subexpire)
|
||
{
|
||
log_info (_("WARNING: Your encryption subkey expires soon.\n"));
|
||
log_info (_("You may want to change its expiration date too.\n"));
|
||
}
|
||
}
|
||
|
||
|
||
/*
|
||
* Ask for a new user id, add the self-signature, and update the
|
||
* keyblock. If UIDSTRING is not NULL the user ID is generated
|
||
* unattended using that string. UIDSTRING is expected to be utf-8
|
||
* encoded and white space trimmed. Returns true if there is a new
|
||
* user id.
|
||
*/
|
||
static int
|
||
menu_adduid (ctrl_t ctrl, kbnode_t pub_keyblock,
|
||
int photo, const char *photo_name, const char *uidstring)
|
||
{
|
||
PKT_user_id *uid;
|
||
PKT_public_key *pk = NULL;
|
||
PKT_signature *sig = NULL;
|
||
PACKET *pkt;
|
||
KBNODE node;
|
||
KBNODE pub_where = NULL;
|
||
gpg_error_t err;
|
||
|
||
if (photo && uidstring)
|
||
return 0; /* Not allowed. */
|
||
|
||
for (node = pub_keyblock; node; pub_where = node, node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY)
|
||
pk = node->pkt->pkt.public_key;
|
||
else if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY)
|
||
break;
|
||
}
|
||
if (!node) /* No subkey. */
|
||
pub_where = NULL;
|
||
log_assert (pk);
|
||
|
||
if (photo)
|
||
{
|
||
int hasattrib = 0;
|
||
|
||
for (node = pub_keyblock; node; node = node->next)
|
||
if (node->pkt->pkttype == PKT_USER_ID &&
|
||
node->pkt->pkt.user_id->attrib_data != NULL)
|
||
{
|
||
hasattrib = 1;
|
||
break;
|
||
}
|
||
|
||
/* It is legal but bad for compatibility to add a photo ID to a
|
||
v3 key as it means that PGP2 will not be able to use that key
|
||
anymore. Also, PGP may not expect a photo on a v3 key.
|
||
Don't bother to ask this if the key already has a photo - any
|
||
damage has already been done at that point. -dms */
|
||
if (pk->version == 3 && !hasattrib)
|
||
{
|
||
if (opt.expert)
|
||
{
|
||
tty_printf (_("WARNING: This is a PGP2-style key. "
|
||
"Adding a photo ID may cause some versions\n"
|
||
" of PGP to reject this key.\n"));
|
||
|
||
if (!cpr_get_answer_is_yes ("keyedit.v3_photo.okay",
|
||
_("Are you sure you still want "
|
||
"to add it? (y/N) ")))
|
||
return 0;
|
||
}
|
||
else
|
||
{
|
||
tty_printf (_("You may not add a photo ID to "
|
||
"a PGP2-style key.\n"));
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
uid = generate_photo_id (ctrl, pk, photo_name);
|
||
}
|
||
else
|
||
uid = generate_user_id (pub_keyblock, uidstring);
|
||
if (!uid)
|
||
{
|
||
if (uidstring)
|
||
log_error ("%s", _("Such a user ID already exists on this key!\n"));
|
||
return 0;
|
||
}
|
||
|
||
err = make_keysig_packet (&sig, pk, uid, NULL, pk, 0x13, 0, 0, 0,
|
||
keygen_add_std_prefs, pk, NULL);
|
||
if (err)
|
||
{
|
||
write_status_error ("keysig", err);
|
||
log_error ("signing failed: %s\n", gpg_strerror (err));
|
||
free_user_id (uid);
|
||
return 0;
|
||
}
|
||
|
||
/* Insert/append to public keyblock */
|
||
pkt = xmalloc_clear (sizeof *pkt);
|
||
pkt->pkttype = PKT_USER_ID;
|
||
pkt->pkt.user_id = uid;
|
||
node = new_kbnode (pkt);
|
||
if (pub_where)
|
||
insert_kbnode (pub_where, node, 0);
|
||
else
|
||
add_kbnode (pub_keyblock, node);
|
||
pkt = xmalloc_clear (sizeof *pkt);
|
||
pkt->pkttype = PKT_SIGNATURE;
|
||
pkt->pkt.signature = copy_signature (NULL, sig);
|
||
if (pub_where)
|
||
insert_kbnode (node, new_kbnode (pkt), 0);
|
||
else
|
||
add_kbnode (pub_keyblock, new_kbnode (pkt));
|
||
return 1;
|
||
}
|
||
|
||
|
||
/*
|
||
* Remove all selected userids from the keyring
|
||
*/
|
||
static void
|
||
menu_deluid (KBNODE pub_keyblock)
|
||
{
|
||
KBNODE node;
|
||
int selected = 0;
|
||
|
||
for (node = pub_keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_USER_ID)
|
||
{
|
||
selected = node->flag & NODFLG_SELUID;
|
||
if (selected)
|
||
{
|
||
/* Only cause a trust update if we delete a
|
||
non-revoked user id */
|
||
if (!node->pkt->pkt.user_id->is_revoked)
|
||
update_trust = 1;
|
||
delete_kbnode (node);
|
||
}
|
||
}
|
||
else if (selected && node->pkt->pkttype == PKT_SIGNATURE)
|
||
delete_kbnode (node);
|
||
else if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY)
|
||
selected = 0;
|
||
}
|
||
commit_kbnode (&pub_keyblock);
|
||
}
|
||
|
||
|
||
static int
|
||
menu_delsig (KBNODE pub_keyblock)
|
||
{
|
||
KBNODE node;
|
||
PKT_user_id *uid = NULL;
|
||
int changed = 0;
|
||
|
||
for (node = pub_keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_USER_ID)
|
||
{
|
||
uid = (node->flag & NODFLG_SELUID) ? node->pkt->pkt.user_id : NULL;
|
||
}
|
||
else if (uid && node->pkt->pkttype == PKT_SIGNATURE)
|
||
{
|
||
int okay, valid, selfsig, inv_sig, no_key, other_err;
|
||
|
||
tty_printf ("uid ");
|
||
tty_print_utf8_string (uid->name, uid->len);
|
||
tty_printf ("\n");
|
||
|
||
okay = inv_sig = no_key = other_err = 0;
|
||
if (opt.with_colons)
|
||
valid = print_and_check_one_sig_colon (pub_keyblock, node,
|
||
&inv_sig, &no_key,
|
||
&other_err, &selfsig, 1);
|
||
else
|
||
valid = print_and_check_one_sig (pub_keyblock, node,
|
||
&inv_sig, &no_key, &other_err,
|
||
&selfsig, 1, 0);
|
||
|
||
if (valid)
|
||
{
|
||
okay = cpr_get_answer_yes_no_quit
|
||
("keyedit.delsig.valid",
|
||
_("Delete this good signature? (y/N/q)"));
|
||
|
||
/* Only update trust if we delete a good signature.
|
||
The other two cases do not affect trust. */
|
||
if (okay)
|
||
update_trust = 1;
|
||
}
|
||
else if (inv_sig || other_err)
|
||
okay = cpr_get_answer_yes_no_quit
|
||
("keyedit.delsig.invalid",
|
||
_("Delete this invalid signature? (y/N/q)"));
|
||
else if (no_key)
|
||
okay = cpr_get_answer_yes_no_quit
|
||
("keyedit.delsig.unknown",
|
||
_("Delete this unknown signature? (y/N/q)"));
|
||
|
||
if (okay == -1)
|
||
break;
|
||
if (okay && selfsig
|
||
&& !cpr_get_answer_is_yes
|
||
("keyedit.delsig.selfsig",
|
||
_("Really delete this self-signature? (y/N)")))
|
||
okay = 0;
|
||
if (okay)
|
||
{
|
||
delete_kbnode (node);
|
||
changed++;
|
||
}
|
||
|
||
}
|
||
else if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY)
|
||
uid = NULL;
|
||
}
|
||
|
||
if (changed)
|
||
{
|
||
commit_kbnode (&pub_keyblock);
|
||
tty_printf (ngettext("Deleted %d signature.\n",
|
||
"Deleted %d signatures.\n", changed), changed);
|
||
}
|
||
else
|
||
tty_printf (_("Nothing deleted.\n"));
|
||
|
||
return changed;
|
||
}
|
||
|
||
|
||
static int
|
||
menu_clean (KBNODE keyblock, int self_only)
|
||
{
|
||
KBNODE uidnode;
|
||
int modified = 0, select_all = !count_selected_uids (keyblock);
|
||
|
||
for (uidnode = keyblock->next;
|
||
uidnode && uidnode->pkt->pkttype != PKT_PUBLIC_SUBKEY;
|
||
uidnode = uidnode->next)
|
||
{
|
||
if (uidnode->pkt->pkttype == PKT_USER_ID
|
||
&& (uidnode->flag & NODFLG_SELUID || select_all))
|
||
{
|
||
int uids = 0, sigs = 0;
|
||
char *user = utf8_to_native (uidnode->pkt->pkt.user_id->name,
|
||
uidnode->pkt->pkt.user_id->len,
|
||
0);
|
||
|
||
clean_one_uid (keyblock, uidnode, opt.verbose, self_only, &uids,
|
||
&sigs);
|
||
if (uids)
|
||
{
|
||
const char *reason;
|
||
|
||
if (uidnode->pkt->pkt.user_id->is_revoked)
|
||
reason = _("revoked");
|
||
else if (uidnode->pkt->pkt.user_id->is_expired)
|
||
reason = _("expired");
|
||
else
|
||
reason = _("invalid");
|
||
|
||
tty_printf (_("User ID \"%s\" compacted: %s\n"), user, reason);
|
||
|
||
modified = 1;
|
||
}
|
||
else if (sigs)
|
||
{
|
||
tty_printf (ngettext("User ID \"%s\": %d signature removed\n",
|
||
"User ID \"%s\": %d signatures removed\n",
|
||
sigs), user, sigs);
|
||
modified = 1;
|
||
}
|
||
else
|
||
{
|
||
tty_printf (self_only == 1 ?
|
||
_("User ID \"%s\": already minimized\n") :
|
||
_("User ID \"%s\": already clean\n"), user);
|
||
}
|
||
|
||
xfree (user);
|
||
}
|
||
}
|
||
|
||
return modified;
|
||
}
|
||
|
||
|
||
/*
|
||
* Remove some of the secondary keys
|
||
*/
|
||
static void
|
||
menu_delkey (KBNODE pub_keyblock)
|
||
{
|
||
KBNODE node;
|
||
int selected = 0;
|
||
|
||
for (node = pub_keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY)
|
||
{
|
||
selected = node->flag & NODFLG_SELKEY;
|
||
if (selected)
|
||
delete_kbnode (node);
|
||
}
|
||
else if (selected && node->pkt->pkttype == PKT_SIGNATURE)
|
||
delete_kbnode (node);
|
||
else
|
||
selected = 0;
|
||
}
|
||
commit_kbnode (&pub_keyblock);
|
||
|
||
/* No need to set update_trust here since signing keys are no
|
||
longer used to certify other keys, so there is no change in
|
||
trust when revoking/removing them. */
|
||
}
|
||
|
||
|
||
/*
|
||
* Ask for a new revoker, create the self-signature and put it into
|
||
* the keyblock. Returns true if there is a new revoker.
|
||
*/
|
||
static int
|
||
menu_addrevoker (ctrl_t ctrl, kbnode_t pub_keyblock, int sensitive)
|
||
{
|
||
PKT_public_key *pk = NULL;
|
||
PKT_public_key *revoker_pk = NULL;
|
||
PKT_signature *sig = NULL;
|
||
PACKET *pkt;
|
||
struct revocation_key revkey;
|
||
size_t fprlen;
|
||
int rc;
|
||
|
||
log_assert (pub_keyblock->pkt->pkttype == PKT_PUBLIC_KEY);
|
||
|
||
pk = pub_keyblock->pkt->pkt.public_key;
|
||
|
||
if (pk->numrevkeys == 0 && pk->version == 3)
|
||
{
|
||
/* It is legal but bad for compatibility to add a revoker to a
|
||
v3 key as it means that PGP2 will not be able to use that key
|
||
anymore. Also, PGP may not expect a revoker on a v3 key.
|
||
Don't bother to ask this if the key already has a revoker -
|
||
any damage has already been done at that point. -dms */
|
||
if (opt.expert)
|
||
{
|
||
tty_printf (_("WARNING: This is a PGP 2.x-style key. "
|
||
"Adding a designated revoker may cause\n"
|
||
" some versions of PGP to reject this key.\n"));
|
||
|
||
if (!cpr_get_answer_is_yes ("keyedit.v3_revoker.okay",
|
||
_("Are you sure you still want "
|
||
"to add it? (y/N) ")))
|
||
return 0;
|
||
}
|
||
else
|
||
{
|
||
tty_printf (_("You may not add a designated revoker to "
|
||
"a PGP 2.x-style key.\n"));
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
for (;;)
|
||
{
|
||
char *answer;
|
||
|
||
free_public_key (revoker_pk);
|
||
revoker_pk = xmalloc_clear (sizeof (*revoker_pk));
|
||
|
||
tty_printf ("\n");
|
||
|
||
answer = cpr_get_utf8
|
||
("keyedit.add_revoker",
|
||
_("Enter the user ID of the designated revoker: "));
|
||
if (answer[0] == '\0' || answer[0] == CONTROL_D)
|
||
{
|
||
xfree (answer);
|
||
goto fail;
|
||
}
|
||
|
||
/* Note that I'm requesting CERT here, which usually implies
|
||
primary keys only, but some casual testing shows that PGP and
|
||
GnuPG both can handle a designated revocation from a subkey. */
|
||
revoker_pk->req_usage = PUBKEY_USAGE_CERT;
|
||
rc = get_pubkey_byname (ctrl, NULL, revoker_pk, answer, NULL, NULL, 1, 1);
|
||
if (rc)
|
||
{
|
||
log_error (_("key \"%s\" not found: %s\n"), answer,
|
||
gpg_strerror (rc));
|
||
xfree (answer);
|
||
continue;
|
||
}
|
||
|
||
xfree (answer);
|
||
|
||
fingerprint_from_pk (revoker_pk, revkey.fpr, &fprlen);
|
||
if (fprlen != 20)
|
||
{
|
||
log_error (_("cannot appoint a PGP 2.x style key as a "
|
||
"designated revoker\n"));
|
||
continue;
|
||
}
|
||
|
||
revkey.class = 0x80;
|
||
if (sensitive)
|
||
revkey.class |= 0x40;
|
||
revkey.algid = revoker_pk->pubkey_algo;
|
||
|
||
if (cmp_public_keys (revoker_pk, pk) == 0)
|
||
{
|
||
/* This actually causes no harm (after all, a key that
|
||
designates itself as a revoker is the same as a
|
||
regular key), but it's easy enough to check. */
|
||
log_error (_("you cannot appoint a key as its own "
|
||
"designated revoker\n"));
|
||
|
||
continue;
|
||
}
|
||
|
||
keyid_from_pk (pk, NULL);
|
||
|
||
/* Does this revkey already exist? */
|
||
if (!pk->revkey && pk->numrevkeys)
|
||
BUG ();
|
||
else
|
||
{
|
||
int i;
|
||
|
||
for (i = 0; i < pk->numrevkeys; i++)
|
||
{
|
||
if (memcmp (&pk->revkey[i], &revkey,
|
||
sizeof (struct revocation_key)) == 0)
|
||
{
|
||
char buf[50];
|
||
|
||
log_error (_("this key has already been designated "
|
||
"as a revoker\n"));
|
||
|
||
format_keyid (pk_keyid (pk), KF_LONG, buf, sizeof (buf));
|
||
write_status_text (STATUS_ALREADY_SIGNED, buf);
|
||
|
||
break;
|
||
}
|
||
}
|
||
|
||
if (i < pk->numrevkeys)
|
||
continue;
|
||
}
|
||
|
||
print_pubkey_info (NULL, revoker_pk);
|
||
print_fingerprint (NULL, revoker_pk, 2);
|
||
tty_printf ("\n");
|
||
|
||
tty_printf (_("WARNING: appointing a key as a designated revoker "
|
||
"cannot be undone!\n"));
|
||
|
||
tty_printf ("\n");
|
||
|
||
if (!cpr_get_answer_is_yes ("keyedit.add_revoker.okay",
|
||
_("Are you sure you want to appoint this "
|
||
"key as a designated revoker? (y/N) ")))
|
||
continue;
|
||
|
||
free_public_key (revoker_pk);
|
||
revoker_pk = NULL;
|
||
break;
|
||
}
|
||
|
||
rc = make_keysig_packet (&sig, pk, NULL, NULL, pk, 0x1F, 0, 0, 0,
|
||
keygen_add_revkey, &revkey, NULL);
|
||
if (rc)
|
||
{
|
||
write_status_error ("keysig", rc);
|
||
log_error ("signing failed: %s\n", gpg_strerror (rc));
|
||
goto fail;
|
||
}
|
||
|
||
/* Insert into public keyblock. */
|
||
pkt = xmalloc_clear (sizeof *pkt);
|
||
pkt->pkttype = PKT_SIGNATURE;
|
||
pkt->pkt.signature = sig;
|
||
insert_kbnode (pub_keyblock, new_kbnode (pkt), PKT_SIGNATURE);
|
||
|
||
return 1;
|
||
|
||
fail:
|
||
if (sig)
|
||
free_seckey_enc (sig);
|
||
free_public_key (revoker_pk);
|
||
|
||
return 0;
|
||
}
|
||
|
||
|
||
static int
|
||
menu_expire (KBNODE pub_keyblock)
|
||
{
|
||
int n1, signumber, rc;
|
||
u32 expiredate;
|
||
int mainkey = 0;
|
||
PKT_public_key *main_pk, *sub_pk;
|
||
PKT_user_id *uid;
|
||
KBNODE node;
|
||
u32 keyid[2];
|
||
|
||
n1 = count_selected_keys (pub_keyblock);
|
||
if (n1 > 1)
|
||
{
|
||
if (!cpr_get_answer_is_yes
|
||
("keyedit.expire_multiple_subkeys.okay",
|
||
_("Are you sure you want to change the"
|
||
" expiration time for multiple subkeys? (y/N) ")))
|
||
return 0;
|
||
}
|
||
else if (n1)
|
||
tty_printf (_("Changing expiration time for a subkey.\n"));
|
||
else
|
||
{
|
||
tty_printf (_("Changing expiration time for the primary key.\n"));
|
||
mainkey = 1;
|
||
no_primary_warning (pub_keyblock);
|
||
}
|
||
|
||
expiredate = ask_expiredate ();
|
||
|
||
/* Now we can actually change the self-signature(s) */
|
||
main_pk = sub_pk = NULL;
|
||
uid = NULL;
|
||
signumber = 0;
|
||
for (node = pub_keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY)
|
||
{
|
||
main_pk = node->pkt->pkt.public_key;
|
||
keyid_from_pk (main_pk, keyid);
|
||
main_pk->expiredate = expiredate;
|
||
}
|
||
else if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY)
|
||
{
|
||
if (node->flag & NODFLG_SELKEY)
|
||
{
|
||
sub_pk = node->pkt->pkt.public_key;
|
||
sub_pk->expiredate = expiredate;
|
||
}
|
||
else
|
||
sub_pk = NULL;
|
||
}
|
||
else if (node->pkt->pkttype == PKT_USER_ID)
|
||
uid = node->pkt->pkt.user_id;
|
||
else if (main_pk && node->pkt->pkttype == PKT_SIGNATURE
|
||
&& (mainkey || sub_pk))
|
||
{
|
||
PKT_signature *sig = node->pkt->pkt.signature;
|
||
if (keyid[0] == sig->keyid[0] && keyid[1] == sig->keyid[1]
|
||
&& ((mainkey && uid
|
||
&& uid->created && (sig->sig_class & ~3) == 0x10)
|
||
|| (!mainkey && sig->sig_class == 0x18))
|
||
&& sig->flags.chosen_selfsig)
|
||
{
|
||
/* This is a self-signature which is to be replaced. */
|
||
PKT_signature *newsig;
|
||
PACKET *newpkt;
|
||
|
||
signumber++;
|
||
|
||
if ((mainkey && main_pk->version < 4)
|
||
|| (!mainkey && sub_pk->version < 4))
|
||
{
|
||
log_info
|
||
(_("You can't change the expiration date of a v3 key\n"));
|
||
return 0;
|
||
}
|
||
|
||
if (mainkey)
|
||
rc = update_keysig_packet (&newsig, sig, main_pk, uid, NULL,
|
||
main_pk, keygen_add_key_expire,
|
||
main_pk);
|
||
else
|
||
rc =
|
||
update_keysig_packet (&newsig, sig, main_pk, NULL, sub_pk,
|
||
main_pk, keygen_add_key_expire, sub_pk);
|
||
if (rc)
|
||
{
|
||
log_error ("make_keysig_packet failed: %s\n",
|
||
gpg_strerror (rc));
|
||
return 0;
|
||
}
|
||
|
||
/* Replace the packet. */
|
||
newpkt = xmalloc_clear (sizeof *newpkt);
|
||
newpkt->pkttype = PKT_SIGNATURE;
|
||
newpkt->pkt.signature = newsig;
|
||
free_packet (node->pkt);
|
||
xfree (node->pkt);
|
||
node->pkt = newpkt;
|
||
sub_pk = NULL;
|
||
}
|
||
}
|
||
}
|
||
|
||
update_trust = 1;
|
||
return 1;
|
||
}
|
||
|
||
|
||
/* Change the capability of a selected key. This command should only
|
||
* be used to rectify badly created keys and as such is not suggested
|
||
* for general use. */
|
||
static int
|
||
menu_changeusage (kbnode_t keyblock)
|
||
{
|
||
int n1, rc;
|
||
int mainkey = 0;
|
||
PKT_public_key *main_pk, *sub_pk;
|
||
PKT_user_id *uid;
|
||
kbnode_t node;
|
||
u32 keyid[2];
|
||
|
||
n1 = count_selected_keys (keyblock);
|
||
if (n1 > 1)
|
||
{
|
||
tty_printf (_("You must select exactly one key.\n"));
|
||
return 0;
|
||
}
|
||
else if (n1)
|
||
tty_printf ("Changing usage of a subkey.\n");
|
||
else
|
||
{
|
||
tty_printf ("Changing usage of the primary key.\n");
|
||
mainkey = 1;
|
||
}
|
||
|
||
/* Now we can actually change the self-signature(s) */
|
||
main_pk = sub_pk = NULL;
|
||
uid = NULL;
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY)
|
||
{
|
||
main_pk = node->pkt->pkt.public_key;
|
||
keyid_from_pk (main_pk, keyid);
|
||
}
|
||
else if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY)
|
||
{
|
||
if (node->flag & NODFLG_SELKEY)
|
||
sub_pk = node->pkt->pkt.public_key;
|
||
else
|
||
sub_pk = NULL;
|
||
}
|
||
else if (node->pkt->pkttype == PKT_USER_ID)
|
||
uid = node->pkt->pkt.user_id;
|
||
else if (main_pk && node->pkt->pkttype == PKT_SIGNATURE
|
||
&& (mainkey || sub_pk))
|
||
{
|
||
PKT_signature *sig = node->pkt->pkt.signature;
|
||
if (keyid[0] == sig->keyid[0] && keyid[1] == sig->keyid[1]
|
||
&& ((mainkey && uid
|
||
&& uid->created && (sig->sig_class & ~3) == 0x10)
|
||
|| (!mainkey && sig->sig_class == 0x18))
|
||
&& sig->flags.chosen_selfsig)
|
||
{
|
||
/* This is the self-signature which is to be replaced. */
|
||
PKT_signature *newsig;
|
||
PACKET *newpkt;
|
||
|
||
if ((mainkey && main_pk->version < 4)
|
||
|| (!mainkey && sub_pk->version < 4))
|
||
{
|
||
log_info ("You can't change the capabilities of a v3 key\n");
|
||
return 0;
|
||
}
|
||
|
||
if (mainkey)
|
||
main_pk->pubkey_usage = ask_key_flags (main_pk->pubkey_algo, 0,
|
||
main_pk->pubkey_usage);
|
||
else
|
||
sub_pk->pubkey_usage = ask_key_flags (sub_pk->pubkey_algo, 1,
|
||
sub_pk->pubkey_usage);
|
||
|
||
if (mainkey)
|
||
rc = update_keysig_packet (&newsig, sig, main_pk, uid, NULL,
|
||
main_pk, keygen_add_key_flags,
|
||
main_pk);
|
||
else
|
||
rc =
|
||
update_keysig_packet (&newsig, sig, main_pk, NULL, sub_pk,
|
||
main_pk, keygen_add_key_flags, sub_pk);
|
||
if (rc)
|
||
{
|
||
log_error ("make_keysig_packet failed: %s\n",
|
||
gpg_strerror (rc));
|
||
return 0;
|
||
}
|
||
|
||
/* Replace the packet. */
|
||
newpkt = xmalloc_clear (sizeof *newpkt);
|
||
newpkt->pkttype = PKT_SIGNATURE;
|
||
newpkt->pkt.signature = newsig;
|
||
free_packet (node->pkt);
|
||
xfree (node->pkt);
|
||
node->pkt = newpkt;
|
||
sub_pk = NULL;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
return 1;
|
||
}
|
||
|
||
|
||
static int
|
||
menu_backsign (KBNODE pub_keyblock)
|
||
{
|
||
int rc, modified = 0;
|
||
PKT_public_key *main_pk;
|
||
KBNODE node;
|
||
u32 timestamp;
|
||
|
||
log_assert (pub_keyblock->pkt->pkttype == PKT_PUBLIC_KEY);
|
||
|
||
merge_keys_and_selfsig (pub_keyblock);
|
||
main_pk = pub_keyblock->pkt->pkt.public_key;
|
||
keyid_from_pk (main_pk, NULL);
|
||
|
||
/* We use the same timestamp for all backsigs so that we don't
|
||
reveal information about the used machine. */
|
||
timestamp = make_timestamp ();
|
||
|
||
for (node = pub_keyblock; node; node = node->next)
|
||
{
|
||
PKT_public_key *sub_pk = NULL;
|
||
KBNODE node2, sig_pk = NULL /*,sig_sk = NULL*/;
|
||
/* char *passphrase; */
|
||
|
||
/* Find a signing subkey with no backsig */
|
||
if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY)
|
||
{
|
||
if (node->pkt->pkt.public_key->pubkey_usage & PUBKEY_USAGE_SIG)
|
||
{
|
||
if (node->pkt->pkt.public_key->flags.backsig)
|
||
tty_printf (_
|
||
("signing subkey %s is already cross-certified\n"),
|
||
keystr_from_pk (node->pkt->pkt.public_key));
|
||
else
|
||
sub_pk = node->pkt->pkt.public_key;
|
||
}
|
||
else
|
||
tty_printf (_("subkey %s does not sign and so does"
|
||
" not need to be cross-certified\n"),
|
||
keystr_from_pk (node->pkt->pkt.public_key));
|
||
}
|
||
|
||
if (!sub_pk)
|
||
continue;
|
||
|
||
/* Find the selected selfsig on this subkey */
|
||
for (node2 = node->next;
|
||
node2 && node2->pkt->pkttype == PKT_SIGNATURE; node2 = node2->next)
|
||
if (node2->pkt->pkt.signature->version >= 4
|
||
&& node2->pkt->pkt.signature->flags.chosen_selfsig)
|
||
{
|
||
sig_pk = node2;
|
||
break;
|
||
}
|
||
|
||
if (!sig_pk)
|
||
continue;
|
||
|
||
/* Find the secret subkey that matches the public subkey */
|
||
log_debug ("FIXME: Check whether a secret subkey is available.\n");
|
||
/* if (!sub_sk) */
|
||
/* { */
|
||
/* tty_printf (_("no secret subkey for public subkey %s - ignoring\n"), */
|
||
/* keystr_from_pk (sub_pk)); */
|
||
/* continue; */
|
||
/* } */
|
||
|
||
|
||
/* Now we can get to work. */
|
||
|
||
rc = make_backsig (sig_pk->pkt->pkt.signature, main_pk, sub_pk, sub_pk,
|
||
timestamp, NULL);
|
||
if (!rc)
|
||
{
|
||
PKT_signature *newsig;
|
||
PACKET *newpkt;
|
||
|
||
rc = update_keysig_packet (&newsig, sig_pk->pkt->pkt.signature,
|
||
main_pk, NULL, sub_pk, main_pk,
|
||
NULL, NULL);
|
||
if (!rc)
|
||
{
|
||
/* Put the new sig into place on the pubkey */
|
||
newpkt = xmalloc_clear (sizeof (*newpkt));
|
||
newpkt->pkttype = PKT_SIGNATURE;
|
||
newpkt->pkt.signature = newsig;
|
||
free_packet (sig_pk->pkt);
|
||
xfree (sig_pk->pkt);
|
||
sig_pk->pkt = newpkt;
|
||
|
||
modified = 1;
|
||
}
|
||
else
|
||
{
|
||
log_error ("update_keysig_packet failed: %s\n",
|
||
gpg_strerror (rc));
|
||
break;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
log_error ("make_backsig failed: %s\n", gpg_strerror (rc));
|
||
break;
|
||
}
|
||
}
|
||
|
||
return modified;
|
||
}
|
||
|
||
|
||
static int
|
||
change_primary_uid_cb (PKT_signature * sig, void *opaque)
|
||
{
|
||
byte buf[1];
|
||
|
||
/* first clear all primary uid flags so that we are sure none are
|
||
* lingering around */
|
||
delete_sig_subpkt (sig->hashed, SIGSUBPKT_PRIMARY_UID);
|
||
delete_sig_subpkt (sig->unhashed, SIGSUBPKT_PRIMARY_UID);
|
||
|
||
/* if opaque is set,we want to set the primary id */
|
||
if (opaque)
|
||
{
|
||
buf[0] = 1;
|
||
build_sig_subpkt (sig, SIGSUBPKT_PRIMARY_UID, buf, 1);
|
||
}
|
||
|
||
return 0;
|
||
}
|
||
|
||
|
||
/*
|
||
* Set the primary uid flag for the selected UID. We will also reset
|
||
* all other primary uid flags. For this to work with have to update
|
||
* all the signature timestamps. If we would do this with the current
|
||
* time, we lose quite a lot of information, so we use a a kludge to
|
||
* do this: Just increment the timestamp by one second which is
|
||
* sufficient to updated a signature during import.
|
||
*/
|
||
static int
|
||
menu_set_primary_uid (KBNODE pub_keyblock)
|
||
{
|
||
PKT_public_key *main_pk;
|
||
PKT_user_id *uid;
|
||
KBNODE node;
|
||
u32 keyid[2];
|
||
int selected;
|
||
int attribute = 0;
|
||
int modified = 0;
|
||
|
||
if (count_selected_uids (pub_keyblock) != 1)
|
||
{
|
||
tty_printf (_("Please select exactly one user ID.\n"));
|
||
return 0;
|
||
}
|
||
|
||
main_pk = NULL;
|
||
uid = NULL;
|
||
selected = 0;
|
||
|
||
/* Is our selected uid an attribute packet? */
|
||
for (node = pub_keyblock; node; node = node->next)
|
||
if (node->pkt->pkttype == PKT_USER_ID && node->flag & NODFLG_SELUID)
|
||
attribute = (node->pkt->pkt.user_id->attrib_data != NULL);
|
||
|
||
for (node = pub_keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY)
|
||
break; /* No more user ids expected - ready. */
|
||
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY)
|
||
{
|
||
main_pk = node->pkt->pkt.public_key;
|
||
keyid_from_pk (main_pk, keyid);
|
||
}
|
||
else if (node->pkt->pkttype == PKT_USER_ID)
|
||
{
|
||
uid = node->pkt->pkt.user_id;
|
||
selected = node->flag & NODFLG_SELUID;
|
||
}
|
||
else if (main_pk && uid && node->pkt->pkttype == PKT_SIGNATURE)
|
||
{
|
||
PKT_signature *sig = node->pkt->pkt.signature;
|
||
if (keyid[0] == sig->keyid[0] && keyid[1] == sig->keyid[1]
|
||
&& (uid && (sig->sig_class & ~3) == 0x10)
|
||
&& attribute == (uid->attrib_data != NULL)
|
||
&& sig->flags.chosen_selfsig)
|
||
{
|
||
if (sig->version < 4)
|
||
{
|
||
char *user =
|
||
utf8_to_native (uid->name, strlen (uid->name), 0);
|
||
|
||
log_info (_("skipping v3 self-signature on user ID \"%s\"\n"),
|
||
user);
|
||
xfree (user);
|
||
}
|
||
else
|
||
{
|
||
/* This is a selfsignature which is to be replaced.
|
||
We can just ignore v3 signatures because they are
|
||
not able to carry the primary ID flag. We also
|
||
ignore self-sigs on user IDs that are not of the
|
||
same type that we are making primary. That is, if
|
||
we are making a user ID primary, we alter user IDs.
|
||
If we are making an attribute packet primary, we
|
||
alter attribute packets. */
|
||
|
||
/* FIXME: We must make sure that we only have one
|
||
self-signature per user ID here (not counting
|
||
revocations) */
|
||
PKT_signature *newsig;
|
||
PACKET *newpkt;
|
||
const byte *p;
|
||
int action;
|
||
|
||
/* See whether this signature has the primary UID flag. */
|
||
p = parse_sig_subpkt (sig->hashed,
|
||
SIGSUBPKT_PRIMARY_UID, NULL);
|
||
if (!p)
|
||
p = parse_sig_subpkt (sig->unhashed,
|
||
SIGSUBPKT_PRIMARY_UID, NULL);
|
||
if (p && *p) /* yes */
|
||
action = selected ? 0 : -1;
|
||
else /* no */
|
||
action = selected ? 1 : 0;
|
||
|
||
if (action)
|
||
{
|
||
int rc = update_keysig_packet (&newsig, sig,
|
||
main_pk, uid, NULL,
|
||
main_pk,
|
||
change_primary_uid_cb,
|
||
action > 0 ? "x" : NULL);
|
||
if (rc)
|
||
{
|
||
log_error ("update_keysig_packet failed: %s\n",
|
||
gpg_strerror (rc));
|
||
return 0;
|
||
}
|
||
/* replace the packet */
|
||
newpkt = xmalloc_clear (sizeof *newpkt);
|
||
newpkt->pkttype = PKT_SIGNATURE;
|
||
newpkt->pkt.signature = newsig;
|
||
free_packet (node->pkt);
|
||
xfree (node->pkt);
|
||
node->pkt = newpkt;
|
||
modified = 1;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
return modified;
|
||
}
|
||
|
||
|
||
/*
|
||
* Set preferences to new values for the selected user IDs
|
||
*/
|
||
static int
|
||
menu_set_preferences (KBNODE pub_keyblock)
|
||
{
|
||
PKT_public_key *main_pk;
|
||
PKT_user_id *uid;
|
||
KBNODE node;
|
||
u32 keyid[2];
|
||
int selected, select_all;
|
||
int modified = 0;
|
||
|
||
no_primary_warning (pub_keyblock);
|
||
|
||
select_all = !count_selected_uids (pub_keyblock);
|
||
|
||
/* Now we can actually change the self signature(s) */
|
||
main_pk = NULL;
|
||
uid = NULL;
|
||
selected = 0;
|
||
for (node = pub_keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY)
|
||
break; /* No more user-ids expected - ready. */
|
||
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY)
|
||
{
|
||
main_pk = node->pkt->pkt.public_key;
|
||
keyid_from_pk (main_pk, keyid);
|
||
}
|
||
else if (node->pkt->pkttype == PKT_USER_ID)
|
||
{
|
||
uid = node->pkt->pkt.user_id;
|
||
selected = select_all || (node->flag & NODFLG_SELUID);
|
||
}
|
||
else if (main_pk && uid && selected
|
||
&& node->pkt->pkttype == PKT_SIGNATURE)
|
||
{
|
||
PKT_signature *sig = node->pkt->pkt.signature;
|
||
if (keyid[0] == sig->keyid[0] && keyid[1] == sig->keyid[1]
|
||
&& (uid && (sig->sig_class & ~3) == 0x10)
|
||
&& sig->flags.chosen_selfsig)
|
||
{
|
||
if (sig->version < 4)
|
||
{
|
||
char *user =
|
||
utf8_to_native (uid->name, strlen (uid->name), 0);
|
||
|
||
log_info (_("skipping v3 self-signature on user ID \"%s\"\n"),
|
||
user);
|
||
xfree (user);
|
||
}
|
||
else
|
||
{
|
||
/* This is a selfsignature which is to be replaced
|
||
* We have to ignore v3 signatures because they are
|
||
* not able to carry the preferences. */
|
||
PKT_signature *newsig;
|
||
PACKET *newpkt;
|
||
int rc;
|
||
|
||
rc = update_keysig_packet (&newsig, sig,
|
||
main_pk, uid, NULL, main_pk,
|
||
keygen_upd_std_prefs, NULL);
|
||
if (rc)
|
||
{
|
||
log_error ("update_keysig_packet failed: %s\n",
|
||
gpg_strerror (rc));
|
||
return 0;
|
||
}
|
||
/* replace the packet */
|
||
newpkt = xmalloc_clear (sizeof *newpkt);
|
||
newpkt->pkttype = PKT_SIGNATURE;
|
||
newpkt->pkt.signature = newsig;
|
||
free_packet (node->pkt);
|
||
xfree (node->pkt);
|
||
node->pkt = newpkt;
|
||
modified = 1;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
return modified;
|
||
}
|
||
|
||
|
||
static int
|
||
menu_set_keyserver_url (const char *url, KBNODE pub_keyblock)
|
||
{
|
||
PKT_public_key *main_pk;
|
||
PKT_user_id *uid;
|
||
KBNODE node;
|
||
u32 keyid[2];
|
||
int selected, select_all;
|
||
int modified = 0;
|
||
char *answer, *uri;
|
||
|
||
no_primary_warning (pub_keyblock);
|
||
|
||
if (url)
|
||
answer = xstrdup (url);
|
||
else
|
||
{
|
||
answer = cpr_get_utf8 ("keyedit.add_keyserver",
|
||
_("Enter your preferred keyserver URL: "));
|
||
if (answer[0] == '\0' || answer[0] == CONTROL_D)
|
||
{
|
||
xfree (answer);
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
if (ascii_strcasecmp (answer, "none") == 0)
|
||
uri = NULL;
|
||
else
|
||
{
|
||
struct keyserver_spec *keyserver = NULL;
|
||
/* Sanity check the format */
|
||
keyserver = parse_keyserver_uri (answer, 1);
|
||
xfree (answer);
|
||
if (!keyserver)
|
||
{
|
||
log_info (_("could not parse keyserver URL\n"));
|
||
return 0;
|
||
}
|
||
uri = xstrdup (keyserver->uri);
|
||
free_keyserver_spec (keyserver);
|
||
}
|
||
|
||
select_all = !count_selected_uids (pub_keyblock);
|
||
|
||
/* Now we can actually change the self signature(s) */
|
||
main_pk = NULL;
|
||
uid = NULL;
|
||
selected = 0;
|
||
for (node = pub_keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY)
|
||
break; /* ready */
|
||
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY)
|
||
{
|
||
main_pk = node->pkt->pkt.public_key;
|
||
keyid_from_pk (main_pk, keyid);
|
||
}
|
||
else if (node->pkt->pkttype == PKT_USER_ID)
|
||
{
|
||
uid = node->pkt->pkt.user_id;
|
||
selected = select_all || (node->flag & NODFLG_SELUID);
|
||
}
|
||
else if (main_pk && uid && selected
|
||
&& node->pkt->pkttype == PKT_SIGNATURE)
|
||
{
|
||
PKT_signature *sig = node->pkt->pkt.signature;
|
||
if (keyid[0] == sig->keyid[0] && keyid[1] == sig->keyid[1]
|
||
&& (uid && (sig->sig_class & ~3) == 0x10)
|
||
&& sig->flags.chosen_selfsig)
|
||
{
|
||
char *user = utf8_to_native (uid->name, strlen (uid->name), 0);
|
||
if (sig->version < 4)
|
||
log_info (_("skipping v3 self-signature on user ID \"%s\"\n"),
|
||
user);
|
||
else
|
||
{
|
||
/* This is a selfsignature which is to be replaced
|
||
* We have to ignore v3 signatures because they are
|
||
* not able to carry the subpacket. */
|
||
PKT_signature *newsig;
|
||
PACKET *newpkt;
|
||
int rc;
|
||
const byte *p;
|
||
size_t plen;
|
||
|
||
p = parse_sig_subpkt (sig->hashed, SIGSUBPKT_PREF_KS, &plen);
|
||
if (p && plen)
|
||
{
|
||
tty_printf ("Current preferred keyserver for user"
|
||
" ID \"%s\": ", user);
|
||
tty_print_utf8_string (p, plen);
|
||
tty_printf ("\n");
|
||
if (!cpr_get_answer_is_yes
|
||
("keyedit.confirm_keyserver",
|
||
uri
|
||
? _("Are you sure you want to replace it? (y/N) ")
|
||
: _("Are you sure you want to delete it? (y/N) ")))
|
||
continue;
|
||
}
|
||
else if (uri == NULL)
|
||
{
|
||
/* There is no current keyserver URL, so there
|
||
is no point in trying to un-set it. */
|
||
continue;
|
||
}
|
||
|
||
rc = update_keysig_packet (&newsig, sig,
|
||
main_pk, uid, NULL,
|
||
main_pk,
|
||
keygen_add_keyserver_url, uri);
|
||
if (rc)
|
||
{
|
||
log_error ("update_keysig_packet failed: %s\n",
|
||
gpg_strerror (rc));
|
||
xfree (uri);
|
||
return 0;
|
||
}
|
||
/* replace the packet */
|
||
newpkt = xmalloc_clear (sizeof *newpkt);
|
||
newpkt->pkttype = PKT_SIGNATURE;
|
||
newpkt->pkt.signature = newsig;
|
||
free_packet (node->pkt);
|
||
xfree (node->pkt);
|
||
node->pkt = newpkt;
|
||
modified = 1;
|
||
}
|
||
|
||
xfree (user);
|
||
}
|
||
}
|
||
}
|
||
|
||
xfree (uri);
|
||
return modified;
|
||
}
|
||
|
||
static int
|
||
menu_set_notation (const char *string, KBNODE pub_keyblock)
|
||
{
|
||
PKT_public_key *main_pk;
|
||
PKT_user_id *uid;
|
||
KBNODE node;
|
||
u32 keyid[2];
|
||
int selected, select_all;
|
||
int modified = 0;
|
||
char *answer;
|
||
struct notation *notation;
|
||
|
||
no_primary_warning (pub_keyblock);
|
||
|
||
if (string)
|
||
answer = xstrdup (string);
|
||
else
|
||
{
|
||
answer = cpr_get_utf8 ("keyedit.add_notation",
|
||
_("Enter the notation: "));
|
||
if (answer[0] == '\0' || answer[0] == CONTROL_D)
|
||
{
|
||
xfree (answer);
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
if (!ascii_strcasecmp (answer, "none")
|
||
|| !ascii_strcasecmp (answer, "-"))
|
||
notation = NULL; /* Delete them all. */
|
||
else
|
||
{
|
||
notation = string_to_notation (answer, 0);
|
||
if (!notation)
|
||
{
|
||
xfree (answer);
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
xfree (answer);
|
||
|
||
select_all = !count_selected_uids (pub_keyblock);
|
||
|
||
/* Now we can actually change the self signature(s) */
|
||
main_pk = NULL;
|
||
uid = NULL;
|
||
selected = 0;
|
||
for (node = pub_keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY)
|
||
break; /* ready */
|
||
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY)
|
||
{
|
||
main_pk = node->pkt->pkt.public_key;
|
||
keyid_from_pk (main_pk, keyid);
|
||
}
|
||
else if (node->pkt->pkttype == PKT_USER_ID)
|
||
{
|
||
uid = node->pkt->pkt.user_id;
|
||
selected = select_all || (node->flag & NODFLG_SELUID);
|
||
}
|
||
else if (main_pk && uid && selected
|
||
&& node->pkt->pkttype == PKT_SIGNATURE)
|
||
{
|
||
PKT_signature *sig = node->pkt->pkt.signature;
|
||
if (keyid[0] == sig->keyid[0] && keyid[1] == sig->keyid[1]
|
||
&& (uid && (sig->sig_class & ~3) == 0x10)
|
||
&& sig->flags.chosen_selfsig)
|
||
{
|
||
char *user = utf8_to_native (uid->name, strlen (uid->name), 0);
|
||
if (sig->version < 4)
|
||
log_info (_("skipping v3 self-signature on user ID \"%s\"\n"),
|
||
user);
|
||
else
|
||
{
|
||
PKT_signature *newsig;
|
||
PACKET *newpkt;
|
||
int rc, skip = 0, addonly = 1;
|
||
|
||
if (sig->flags.notation)
|
||
{
|
||
tty_printf ("Current notations for user ID \"%s\":\n",
|
||
user);
|
||
tty_print_notations (-9, sig);
|
||
}
|
||
else
|
||
{
|
||
tty_printf ("No notations on user ID \"%s\"\n", user);
|
||
if (notation == NULL)
|
||
{
|
||
/* There are no current notations, so there
|
||
is no point in trying to un-set them. */
|
||
continue;
|
||
}
|
||
}
|
||
|
||
if (notation)
|
||
{
|
||
struct notation *n;
|
||
int deleting = 0;
|
||
|
||
notation->next = sig_to_notation (sig);
|
||
|
||
for (n = notation->next; n; n = n->next)
|
||
if (strcmp (n->name, notation->name) == 0)
|
||
{
|
||
if (notation->value)
|
||
{
|
||
if (strcmp (n->value, notation->value) == 0)
|
||
{
|
||
if (notation->flags.ignore)
|
||
{
|
||
/* Value match with a delete
|
||
flag. */
|
||
n->flags.ignore = 1;
|
||
deleting = 1;
|
||
}
|
||
else
|
||
{
|
||
/* Adding the same notation
|
||
twice, so don't add it at
|
||
all. */
|
||
skip = 1;
|
||
tty_printf ("Skipping notation:"
|
||
" %s=%s\n",
|
||
notation->name,
|
||
notation->value);
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
else
|
||
{
|
||
/* No value, so it means delete. */
|
||
n->flags.ignore = 1;
|
||
deleting = 1;
|
||
}
|
||
|
||
if (n->flags.ignore)
|
||
{
|
||
tty_printf ("Removing notation: %s=%s\n",
|
||
n->name, n->value);
|
||
addonly = 0;
|
||
}
|
||
}
|
||
|
||
if (!notation->flags.ignore && !skip)
|
||
tty_printf ("Adding notation: %s=%s\n",
|
||
notation->name, notation->value);
|
||
|
||
/* We tried to delete, but had no matches. */
|
||
if (notation->flags.ignore && !deleting)
|
||
continue;
|
||
}
|
||
else
|
||
{
|
||
tty_printf ("Removing all notations\n");
|
||
addonly = 0;
|
||
}
|
||
|
||
if (skip
|
||
|| (!addonly
|
||
&&
|
||
!cpr_get_answer_is_yes ("keyedit.confirm_notation",
|
||
_("Proceed? (y/N) "))))
|
||
continue;
|
||
|
||
rc = update_keysig_packet (&newsig, sig,
|
||
main_pk, uid, NULL,
|
||
main_pk,
|
||
keygen_add_notations, notation);
|
||
if (rc)
|
||
{
|
||
log_error ("update_keysig_packet failed: %s\n",
|
||
gpg_strerror (rc));
|
||
free_notation (notation);
|
||
xfree (user);
|
||
return 0;
|
||
}
|
||
|
||
/* replace the packet */
|
||
newpkt = xmalloc_clear (sizeof *newpkt);
|
||
newpkt->pkttype = PKT_SIGNATURE;
|
||
newpkt->pkt.signature = newsig;
|
||
free_packet (node->pkt);
|
||
xfree (node->pkt);
|
||
node->pkt = newpkt;
|
||
modified = 1;
|
||
|
||
if (notation)
|
||
{
|
||
/* Snip off the notation list from the sig */
|
||
free_notation (notation->next);
|
||
notation->next = NULL;
|
||
}
|
||
|
||
xfree (user);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
free_notation (notation);
|
||
return modified;
|
||
}
|
||
|
||
|
||
/*
|
||
* Select one user id or remove all selection if IDX is 0 or select
|
||
* all if IDX is -1. Returns: True if the selection changed.
|
||
*/
|
||
static int
|
||
menu_select_uid (KBNODE keyblock, int idx)
|
||
{
|
||
KBNODE node;
|
||
int i;
|
||
|
||
if (idx == -1) /* Select all. */
|
||
{
|
||
for (node = keyblock; node; node = node->next)
|
||
if (node->pkt->pkttype == PKT_USER_ID)
|
||
node->flag |= NODFLG_SELUID;
|
||
return 1;
|
||
}
|
||
else if (idx) /* Toggle. */
|
||
{
|
||
for (i = 0, node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_USER_ID)
|
||
if (++i == idx)
|
||
break;
|
||
}
|
||
if (!node)
|
||
{
|
||
tty_printf (_("No user ID with index %d\n"), idx);
|
||
return 0;
|
||
}
|
||
|
||
for (i = 0, node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_USER_ID)
|
||
{
|
||
if (++i == idx)
|
||
{
|
||
if ((node->flag & NODFLG_SELUID))
|
||
node->flag &= ~NODFLG_SELUID;
|
||
else
|
||
node->flag |= NODFLG_SELUID;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
else /* Unselect all */
|
||
{
|
||
for (node = keyblock; node; node = node->next)
|
||
if (node->pkt->pkttype == PKT_USER_ID)
|
||
node->flag &= ~NODFLG_SELUID;
|
||
}
|
||
|
||
return 1;
|
||
}
|
||
|
||
|
||
/* Search in the keyblock for a uid that matches namehash */
|
||
static int
|
||
menu_select_uid_namehash (KBNODE keyblock, const char *namehash)
|
||
{
|
||
byte hash[NAMEHASH_LEN];
|
||
KBNODE node;
|
||
int i;
|
||
|
||
log_assert (strlen (namehash) == NAMEHASH_LEN * 2);
|
||
|
||
for (i = 0; i < NAMEHASH_LEN; i++)
|
||
hash[i] = hextobyte (&namehash[i * 2]);
|
||
|
||
for (node = keyblock->next; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_USER_ID)
|
||
{
|
||
namehash_from_uid (node->pkt->pkt.user_id);
|
||
if (memcmp (node->pkt->pkt.user_id->namehash, hash, NAMEHASH_LEN) ==
|
||
0)
|
||
{
|
||
if (node->flag & NODFLG_SELUID)
|
||
node->flag &= ~NODFLG_SELUID;
|
||
else
|
||
node->flag |= NODFLG_SELUID;
|
||
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
if (!node)
|
||
{
|
||
tty_printf (_("No user ID with hash %s\n"), namehash);
|
||
return 0;
|
||
}
|
||
|
||
return 1;
|
||
}
|
||
|
||
|
||
/*
|
||
* Select secondary keys
|
||
* Returns: True if the selection changed.
|
||
*/
|
||
static int
|
||
menu_select_key (KBNODE keyblock, int idx, char *p)
|
||
{
|
||
KBNODE node;
|
||
int i, j;
|
||
int is_hex_digits;
|
||
|
||
is_hex_digits = p && strlen (p) >= 8;
|
||
if (is_hex_digits)
|
||
{
|
||
/* Skip initial spaces. */
|
||
while (spacep (p))
|
||
p ++;
|
||
/* If the id starts with 0x accept and ignore it. */
|
||
if (p[0] == '0' && p[1] == 'x')
|
||
p += 2;
|
||
|
||
for (i = 0, j = 0; p[i]; i ++)
|
||
if (hexdigitp (&p[i]))
|
||
{
|
||
p[j] = toupper (p[i]);
|
||
j ++;
|
||
}
|
||
else if (spacep (&p[i]))
|
||
/* Skip spaces. */
|
||
{
|
||
}
|
||
else
|
||
{
|
||
is_hex_digits = 0;
|
||
break;
|
||
}
|
||
if (is_hex_digits)
|
||
/* In case we skipped some spaces, add a new NUL terminator. */
|
||
{
|
||
p[j] = 0;
|
||
/* If we skipped some spaces, make sure that we still have
|
||
at least 8 characters. */
|
||
is_hex_digits = (/* Short keyid. */
|
||
strlen (p) == 8
|
||
/* Long keyid. */
|
||
|| strlen (p) == 16
|
||
/* Fingerprints are (currently) 32 or 40
|
||
characters. */
|
||
|| strlen (p) >= 32);
|
||
}
|
||
}
|
||
|
||
if (is_hex_digits)
|
||
{
|
||
int found_one = 0;
|
||
for (node = keyblock; node; node = node->next)
|
||
if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY
|
||
|| node->pkt->pkttype == PKT_SECRET_SUBKEY)
|
||
{
|
||
int match = 0;
|
||
if (strlen (p) == 8 || strlen (p) == 16)
|
||
{
|
||
u32 kid[2];
|
||
char kid_str[17];
|
||
keyid_from_pk (node->pkt->pkt.public_key, kid);
|
||
format_keyid (kid, strlen (p) == 8 ? KF_SHORT : KF_LONG,
|
||
kid_str, sizeof (kid_str));
|
||
|
||
if (strcmp (p, kid_str) == 0)
|
||
match = 1;
|
||
}
|
||
else
|
||
{
|
||
char fp[2*MAX_FINGERPRINT_LEN + 1];
|
||
hexfingerprint (node->pkt->pkt.public_key, fp, sizeof (fp));
|
||
if (strcmp (fp, p) == 0)
|
||
match = 1;
|
||
}
|
||
|
||
if (match)
|
||
{
|
||
if ((node->flag & NODFLG_SELKEY))
|
||
node->flag &= ~NODFLG_SELKEY;
|
||
else
|
||
node->flag |= NODFLG_SELKEY;
|
||
|
||
found_one = 1;
|
||
}
|
||
}
|
||
|
||
if (found_one)
|
||
return 1;
|
||
|
||
tty_printf (_("No subkey with key ID '%s'.\n"), p);
|
||
return 0;
|
||
}
|
||
|
||
if (idx == -1) /* Select all. */
|
||
{
|
||
for (node = keyblock; node; node = node->next)
|
||
if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY
|
||
|| node->pkt->pkttype == PKT_SECRET_SUBKEY)
|
||
node->flag |= NODFLG_SELKEY;
|
||
}
|
||
else if (idx) /* Toggle selection. */
|
||
{
|
||
for (i = 0, node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY
|
||
|| node->pkt->pkttype == PKT_SECRET_SUBKEY)
|
||
if (++i == idx)
|
||
break;
|
||
}
|
||
if (!node)
|
||
{
|
||
tty_printf (_("No subkey with index %d\n"), idx);
|
||
return 0;
|
||
}
|
||
|
||
for (i = 0, node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY
|
||
|| node->pkt->pkttype == PKT_SECRET_SUBKEY)
|
||
if (++i == idx)
|
||
{
|
||
if ((node->flag & NODFLG_SELKEY))
|
||
node->flag &= ~NODFLG_SELKEY;
|
||
else
|
||
node->flag |= NODFLG_SELKEY;
|
||
}
|
||
}
|
||
}
|
||
else /* Unselect all. */
|
||
{
|
||
for (node = keyblock; node; node = node->next)
|
||
if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY
|
||
|| node->pkt->pkttype == PKT_SECRET_SUBKEY)
|
||
node->flag &= ~NODFLG_SELKEY;
|
||
}
|
||
|
||
return 1;
|
||
}
|
||
|
||
|
||
static int
|
||
count_uids_with_flag (KBNODE keyblock, unsigned flag)
|
||
{
|
||
KBNODE node;
|
||
int i = 0;
|
||
|
||
for (node = keyblock; node; node = node->next)
|
||
if (node->pkt->pkttype == PKT_USER_ID && (node->flag & flag))
|
||
i++;
|
||
return i;
|
||
}
|
||
|
||
|
||
static int
|
||
count_keys_with_flag (KBNODE keyblock, unsigned flag)
|
||
{
|
||
KBNODE node;
|
||
int i = 0;
|
||
|
||
for (node = keyblock; node; node = node->next)
|
||
if ((node->pkt->pkttype == PKT_PUBLIC_SUBKEY
|
||
|| node->pkt->pkttype == PKT_SECRET_SUBKEY) && (node->flag & flag))
|
||
i++;
|
||
return i;
|
||
}
|
||
|
||
|
||
static int
|
||
count_uids (KBNODE keyblock)
|
||
{
|
||
KBNODE node;
|
||
int i = 0;
|
||
|
||
for (node = keyblock; node; node = node->next)
|
||
if (node->pkt->pkttype == PKT_USER_ID)
|
||
i++;
|
||
return i;
|
||
}
|
||
|
||
|
||
/*
|
||
* Returns true if there is at least one selected user id
|
||
*/
|
||
static int
|
||
count_selected_uids (KBNODE keyblock)
|
||
{
|
||
return count_uids_with_flag (keyblock, NODFLG_SELUID);
|
||
}
|
||
|
||
|
||
static int
|
||
count_selected_keys (KBNODE keyblock)
|
||
{
|
||
return count_keys_with_flag (keyblock, NODFLG_SELKEY);
|
||
}
|
||
|
||
|
||
/* Returns how many real (i.e. not attribute) uids are unmarked. */
|
||
static int
|
||
real_uids_left (KBNODE keyblock)
|
||
{
|
||
KBNODE node;
|
||
int real = 0;
|
||
|
||
for (node = keyblock; node; node = node->next)
|
||
if (node->pkt->pkttype == PKT_USER_ID && !(node->flag & NODFLG_SELUID) &&
|
||
!node->pkt->pkt.user_id->attrib_data)
|
||
real++;
|
||
|
||
return real;
|
||
}
|
||
|
||
|
||
/*
|
||
* Ask whether the signature should be revoked. If the user commits this,
|
||
* flag bit MARK_A is set on the signature and the user ID.
|
||
*/
|
||
static void
|
||
ask_revoke_sig (KBNODE keyblock, KBNODE node)
|
||
{
|
||
int doit = 0;
|
||
PKT_user_id *uid;
|
||
PKT_signature *sig = node->pkt->pkt.signature;
|
||
KBNODE unode = find_prev_kbnode (keyblock, node, PKT_USER_ID);
|
||
|
||
if (!unode)
|
||
{
|
||
log_error ("Oops: no user ID for signature\n");
|
||
return;
|
||
}
|
||
|
||
uid = unode->pkt->pkt.user_id;
|
||
|
||
if (opt.with_colons)
|
||
{
|
||
if (uid->attrib_data)
|
||
printf ("uat:::::::::%u %lu", uid->numattribs, uid->attrib_len);
|
||
else
|
||
{
|
||
es_printf ("uid:::::::::");
|
||
es_write_sanitized (es_stdout, uid->name, uid->len, ":", NULL);
|
||
}
|
||
|
||
es_printf ("\n");
|
||
|
||
print_and_check_one_sig_colon (keyblock, node, NULL, NULL, NULL, NULL,
|
||
1);
|
||
}
|
||
else
|
||
{
|
||
char *p = utf8_to_native (unode->pkt->pkt.user_id->name,
|
||
unode->pkt->pkt.user_id->len, 0);
|
||
tty_printf (_("user ID: \"%s\"\n"), p);
|
||
xfree (p);
|
||
|
||
tty_printf (_("signed by your key %s on %s%s%s\n"),
|
||
keystr (sig->keyid), datestr_from_sig (sig),
|
||
sig->flags.exportable ? "" : _(" (non-exportable)"), "");
|
||
}
|
||
if (sig->flags.expired)
|
||
{
|
||
tty_printf (_("This signature expired on %s.\n"),
|
||
expirestr_from_sig (sig));
|
||
/* Use a different question so we can have different help text */
|
||
doit = cpr_get_answer_is_yes
|
||
("ask_revoke_sig.expired",
|
||
_("Are you sure you still want to revoke it? (y/N) "));
|
||
}
|
||
else
|
||
doit = cpr_get_answer_is_yes
|
||
("ask_revoke_sig.one",
|
||
_("Create a revocation certificate for this signature? (y/N) "));
|
||
|
||
if (doit)
|
||
{
|
||
node->flag |= NODFLG_MARK_A;
|
||
unode->flag |= NODFLG_MARK_A;
|
||
}
|
||
}
|
||
|
||
|
||
/*
|
||
* Display all user ids of the current public key together with signatures
|
||
* done by one of our keys. Then walk over all this sigs and ask the user
|
||
* whether he wants to revoke this signature.
|
||
* Return: True when the keyblock has changed.
|
||
*/
|
||
static int
|
||
menu_revsig (KBNODE keyblock)
|
||
{
|
||
PKT_signature *sig;
|
||
PKT_public_key *primary_pk;
|
||
KBNODE node;
|
||
int changed = 0;
|
||
int rc, any, skip = 1, all = !count_selected_uids (keyblock);
|
||
struct revocation_reason_info *reason = NULL;
|
||
|
||
log_assert (keyblock->pkt->pkttype == PKT_PUBLIC_KEY);
|
||
|
||
/* First check whether we have any signatures at all. */
|
||
any = 0;
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
node->flag &= ~(NODFLG_SELSIG | NODFLG_MARK_A);
|
||
if (node->pkt->pkttype == PKT_USER_ID)
|
||
{
|
||
if (node->flag & NODFLG_SELUID || all)
|
||
skip = 0;
|
||
else
|
||
skip = 1;
|
||
}
|
||
else if (!skip && node->pkt->pkttype == PKT_SIGNATURE
|
||
&& ((sig = node->pkt->pkt.signature),
|
||
have_secret_key_with_kid (sig->keyid)))
|
||
{
|
||
if ((sig->sig_class & ~3) == 0x10)
|
||
{
|
||
any = 1;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
if (!any)
|
||
{
|
||
tty_printf (_("Not signed by you.\n"));
|
||
return 0;
|
||
}
|
||
|
||
|
||
/* FIXME: detect duplicates here */
|
||
tty_printf (_("You have signed these user IDs on key %s:\n"),
|
||
keystr_from_pk (keyblock->pkt->pkt.public_key));
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
node->flag &= ~(NODFLG_SELSIG | NODFLG_MARK_A);
|
||
if (node->pkt->pkttype == PKT_USER_ID)
|
||
{
|
||
if (node->flag & NODFLG_SELUID || all)
|
||
{
|
||
PKT_user_id *uid = node->pkt->pkt.user_id;
|
||
/* Hmmm: Should we show only UIDs with a signature? */
|
||
tty_printf (" ");
|
||
tty_print_utf8_string (uid->name, uid->len);
|
||
tty_printf ("\n");
|
||
skip = 0;
|
||
}
|
||
else
|
||
skip = 1;
|
||
}
|
||
else if (!skip && node->pkt->pkttype == PKT_SIGNATURE
|
||
&& ((sig = node->pkt->pkt.signature),
|
||
have_secret_key_with_kid (sig->keyid)))
|
||
{
|
||
if ((sig->sig_class & ~3) == 0x10)
|
||
{
|
||
tty_printf (" ");
|
||
tty_printf (_("signed by your key %s on %s%s%s\n"),
|
||
keystr (sig->keyid), datestr_from_sig (sig),
|
||
sig->flags.exportable ? "" : _(" (non-exportable)"),
|
||
sig->flags.revocable ? "" : _(" (non-revocable)"));
|
||
if (sig->flags.revocable)
|
||
node->flag |= NODFLG_SELSIG;
|
||
}
|
||
else if (sig->sig_class == 0x30)
|
||
{
|
||
tty_printf (" ");
|
||
tty_printf (_("revoked by your key %s on %s\n"),
|
||
keystr (sig->keyid), datestr_from_sig (sig));
|
||
}
|
||
}
|
||
}
|
||
|
||
tty_printf ("\n");
|
||
|
||
/* ask */
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (!(node->flag & NODFLG_SELSIG))
|
||
continue;
|
||
ask_revoke_sig (keyblock, node);
|
||
}
|
||
|
||
/* present selected */
|
||
any = 0;
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (!(node->flag & NODFLG_MARK_A))
|
||
continue;
|
||
if (!any)
|
||
{
|
||
any = 1;
|
||
tty_printf (_("You are about to revoke these signatures:\n"));
|
||
}
|
||
if (node->pkt->pkttype == PKT_USER_ID)
|
||
{
|
||
PKT_user_id *uid = node->pkt->pkt.user_id;
|
||
tty_printf (" ");
|
||
tty_print_utf8_string (uid->name, uid->len);
|
||
tty_printf ("\n");
|
||
}
|
||
else if (node->pkt->pkttype == PKT_SIGNATURE)
|
||
{
|
||
sig = node->pkt->pkt.signature;
|
||
tty_printf (" ");
|
||
tty_printf (_("signed by your key %s on %s%s%s\n"),
|
||
keystr (sig->keyid), datestr_from_sig (sig), "",
|
||
sig->flags.exportable ? "" : _(" (non-exportable)"));
|
||
}
|
||
}
|
||
if (!any)
|
||
return 0; /* none selected */
|
||
|
||
if (!cpr_get_answer_is_yes
|
||
("ask_revoke_sig.okay",
|
||
_("Really create the revocation certificates? (y/N) ")))
|
||
return 0; /* forget it */
|
||
|
||
reason = ask_revocation_reason (0, 1, 0);
|
||
if (!reason)
|
||
{ /* user decided to cancel */
|
||
return 0;
|
||
}
|
||
|
||
/* now we can sign the user ids */
|
||
reloop: /* (must use this, because we are modifing the list) */
|
||
primary_pk = keyblock->pkt->pkt.public_key;
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
KBNODE unode;
|
||
PACKET *pkt;
|
||
struct sign_attrib attrib;
|
||
PKT_public_key *signerkey;
|
||
|
||
if (!(node->flag & NODFLG_MARK_A)
|
||
|| node->pkt->pkttype != PKT_SIGNATURE)
|
||
continue;
|
||
unode = find_prev_kbnode (keyblock, node, PKT_USER_ID);
|
||
log_assert (unode); /* we already checked this */
|
||
|
||
memset (&attrib, 0, sizeof attrib);
|
||
attrib.reason = reason;
|
||
attrib.non_exportable = !node->pkt->pkt.signature->flags.exportable;
|
||
|
||
node->flag &= ~NODFLG_MARK_A;
|
||
signerkey = xmalloc_secure_clear (sizeof *signerkey);
|
||
if (get_seckey (signerkey, node->pkt->pkt.signature->keyid))
|
||
{
|
||
log_info (_("no secret key\n"));
|
||
free_public_key (signerkey);
|
||
continue;
|
||
}
|
||
rc = make_keysig_packet (&sig, primary_pk,
|
||
unode->pkt->pkt.user_id,
|
||
NULL, signerkey, 0x30, 0, 0, 0,
|
||
sign_mk_attrib, &attrib, NULL);
|
||
free_public_key (signerkey);
|
||
if (rc)
|
||
{
|
||
write_status_error ("keysig", rc);
|
||
log_error (_("signing failed: %s\n"), gpg_strerror (rc));
|
||
release_revocation_reason_info (reason);
|
||
return changed;
|
||
}
|
||
changed = 1; /* we changed the keyblock */
|
||
update_trust = 1;
|
||
/* Are we revoking our own uid? */
|
||
if (primary_pk->keyid[0] == sig->keyid[0] &&
|
||
primary_pk->keyid[1] == sig->keyid[1])
|
||
unode->pkt->pkt.user_id->is_revoked = 1;
|
||
pkt = xmalloc_clear (sizeof *pkt);
|
||
pkt->pkttype = PKT_SIGNATURE;
|
||
pkt->pkt.signature = sig;
|
||
insert_kbnode (unode, new_kbnode (pkt), 0);
|
||
goto reloop;
|
||
}
|
||
|
||
release_revocation_reason_info (reason);
|
||
return changed;
|
||
}
|
||
|
||
|
||
/* Revoke a user ID (i.e. revoke a user ID selfsig). Return true if
|
||
keyblock changed. */
|
||
static int
|
||
menu_revuid (ctrl_t ctrl, kbnode_t pub_keyblock)
|
||
{
|
||
PKT_public_key *pk = pub_keyblock->pkt->pkt.public_key;
|
||
KBNODE node;
|
||
int changed = 0;
|
||
int rc;
|
||
struct revocation_reason_info *reason = NULL;
|
||
|
||
/* Note that this is correct as per the RFCs, but nevertheless
|
||
somewhat meaningless in the real world. 1991 did define the 0x30
|
||
sig class, but PGP 2.x did not actually implement it, so it would
|
||
probably be safe to use v4 revocations everywhere. -ds */
|
||
|
||
for (node = pub_keyblock; node; node = node->next)
|
||
if (pk->version > 3 || (node->pkt->pkttype == PKT_USER_ID &&
|
||
node->pkt->pkt.user_id->selfsigversion > 3))
|
||
{
|
||
if ((reason = ask_revocation_reason (0, 1, 4)))
|
||
break;
|
||
else
|
||
goto leave;
|
||
}
|
||
|
||
reloop: /* (better this way because we are modifing the keyring) */
|
||
for (node = pub_keyblock; node; node = node->next)
|
||
if (node->pkt->pkttype == PKT_USER_ID && (node->flag & NODFLG_SELUID))
|
||
{
|
||
PKT_user_id *uid = node->pkt->pkt.user_id;
|
||
|
||
if (uid->is_revoked)
|
||
{
|
||
char *user = utf8_to_native (uid->name, uid->len, 0);
|
||
log_info (_("user ID \"%s\" is already revoked\n"), user);
|
||
xfree (user);
|
||
}
|
||
else
|
||
{
|
||
PACKET *pkt;
|
||
PKT_signature *sig;
|
||
struct sign_attrib attrib;
|
||
u32 timestamp = make_timestamp ();
|
||
|
||
if (uid->created >= timestamp)
|
||
{
|
||
/* Okay, this is a problem. The user ID selfsig was
|
||
created in the future, so we need to warn the user and
|
||
set our revocation timestamp one second after that so
|
||
everything comes out clean. */
|
||
|
||
log_info (_("WARNING: a user ID signature is dated %d"
|
||
" seconds in the future\n"),
|
||
uid->created - timestamp);
|
||
|
||
timestamp = uid->created + 1;
|
||
}
|
||
|
||
memset (&attrib, 0, sizeof attrib);
|
||
attrib.reason = reason;
|
||
|
||
node->flag &= ~NODFLG_SELUID;
|
||
|
||
rc = make_keysig_packet (&sig, pk, uid, NULL, pk, 0x30, 0,
|
||
timestamp, 0,
|
||
sign_mk_attrib, &attrib, NULL);
|
||
if (rc)
|
||
{
|
||
write_status_error ("keysig", rc);
|
||
log_error (_("signing failed: %s\n"), gpg_strerror (rc));
|
||
goto leave;
|
||
}
|
||
else
|
||
{
|
||
pkt = xmalloc_clear (sizeof *pkt);
|
||
pkt->pkttype = PKT_SIGNATURE;
|
||
pkt->pkt.signature = sig;
|
||
insert_kbnode (node, new_kbnode (pkt), 0);
|
||
|
||
#ifndef NO_TRUST_MODELS
|
||
/* If the trustdb has an entry for this key+uid then the
|
||
trustdb needs an update. */
|
||
if (!update_trust
|
||
&& (get_validity (ctrl, pk, uid, NULL, 0) & TRUST_MASK) >=
|
||
TRUST_UNDEFINED)
|
||
update_trust = 1;
|
||
#endif /*!NO_TRUST_MODELS*/
|
||
|
||
changed = 1;
|
||
node->pkt->pkt.user_id->is_revoked = 1;
|
||
|
||
goto reloop;
|
||
}
|
||
}
|
||
}
|
||
|
||
if (changed)
|
||
commit_kbnode (&pub_keyblock);
|
||
|
||
leave:
|
||
release_revocation_reason_info (reason);
|
||
return changed;
|
||
}
|
||
|
||
|
||
/*
|
||
* Revoke the whole key.
|
||
*/
|
||
static int
|
||
menu_revkey (KBNODE pub_keyblock)
|
||
{
|
||
PKT_public_key *pk = pub_keyblock->pkt->pkt.public_key;
|
||
int rc, changed = 0;
|
||
struct revocation_reason_info *reason;
|
||
PACKET *pkt;
|
||
PKT_signature *sig;
|
||
|
||
if (pk->flags.revoked)
|
||
{
|
||
tty_printf (_("Key %s is already revoked.\n"), keystr_from_pk (pk));
|
||
return 0;
|
||
}
|
||
|
||
reason = ask_revocation_reason (1, 0, 0);
|
||
/* user decided to cancel */
|
||
if (!reason)
|
||
return 0;
|
||
|
||
rc = make_keysig_packet (&sig, pk, NULL, NULL, pk,
|
||
0x20, 0, 0, 0,
|
||
revocation_reason_build_cb, reason, NULL);
|
||
if (rc)
|
||
{
|
||
write_status_error ("keysig", rc);
|
||
log_error (_("signing failed: %s\n"), gpg_strerror (rc));
|
||
goto scram;
|
||
}
|
||
|
||
changed = 1; /* we changed the keyblock */
|
||
|
||
pkt = xmalloc_clear (sizeof *pkt);
|
||
pkt->pkttype = PKT_SIGNATURE;
|
||
pkt->pkt.signature = sig;
|
||
insert_kbnode (pub_keyblock, new_kbnode (pkt), 0);
|
||
commit_kbnode (&pub_keyblock);
|
||
|
||
update_trust = 1;
|
||
|
||
scram:
|
||
release_revocation_reason_info (reason);
|
||
return changed;
|
||
}
|
||
|
||
|
||
static int
|
||
menu_revsubkey (KBNODE pub_keyblock)
|
||
{
|
||
PKT_public_key *mainpk;
|
||
KBNODE node;
|
||
int changed = 0;
|
||
int rc;
|
||
struct revocation_reason_info *reason = NULL;
|
||
|
||
reason = ask_revocation_reason (1, 0, 0);
|
||
if (!reason)
|
||
return 0; /* User decided to cancel. */
|
||
|
||
reloop: /* (better this way because we are modifing the keyring) */
|
||
mainpk = pub_keyblock->pkt->pkt.public_key;
|
||
for (node = pub_keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_SUBKEY
|
||
&& (node->flag & NODFLG_SELKEY))
|
||
{
|
||
PACKET *pkt;
|
||
PKT_signature *sig;
|
||
PKT_public_key *subpk = node->pkt->pkt.public_key;
|
||
struct sign_attrib attrib;
|
||
|
||
if (subpk->flags.revoked)
|
||
{
|
||
tty_printf (_("Subkey %s is already revoked.\n"),
|
||
keystr_from_pk (subpk));
|
||
continue;
|
||
}
|
||
|
||
memset (&attrib, 0, sizeof attrib);
|
||
attrib.reason = reason;
|
||
|
||
node->flag &= ~NODFLG_SELKEY;
|
||
rc = make_keysig_packet (&sig, mainpk, NULL, subpk, mainpk,
|
||
0x28, 0, 0, 0, sign_mk_attrib, &attrib,
|
||
NULL);
|
||
if (rc)
|
||
{
|
||
write_status_error ("keysig", rc);
|
||
log_error (_("signing failed: %s\n"), gpg_strerror (rc));
|
||
release_revocation_reason_info (reason);
|
||
return changed;
|
||
}
|
||
changed = 1; /* we changed the keyblock */
|
||
|
||
pkt = xmalloc_clear (sizeof *pkt);
|
||
pkt->pkttype = PKT_SIGNATURE;
|
||
pkt->pkt.signature = sig;
|
||
insert_kbnode (node, new_kbnode (pkt), 0);
|
||
goto reloop;
|
||
}
|
||
}
|
||
commit_kbnode (&pub_keyblock);
|
||
|
||
/* No need to set update_trust here since signing keys no longer
|
||
are used to certify other keys, so there is no change in trust
|
||
when revoking/removing them */
|
||
|
||
release_revocation_reason_info (reason);
|
||
return changed;
|
||
}
|
||
|
||
|
||
/* Note that update_ownertrust is going to mark the trustdb dirty when
|
||
enabling or disabling a key. This is arguably sub-optimal as
|
||
disabled keys are still counted in the web of trust, but perhaps
|
||
not worth adding extra complexity to change. -ds */
|
||
#ifndef NO_TRUST_MODELS
|
||
static int
|
||
enable_disable_key (KBNODE keyblock, int disable)
|
||
{
|
||
PKT_public_key *pk =
|
||
find_kbnode (keyblock, PKT_PUBLIC_KEY)->pkt->pkt.public_key;
|
||
unsigned int trust, newtrust;
|
||
|
||
trust = newtrust = get_ownertrust (pk);
|
||
newtrust &= ~TRUST_FLAG_DISABLED;
|
||
if (disable)
|
||
newtrust |= TRUST_FLAG_DISABLED;
|
||
if (trust == newtrust)
|
||
return 0; /* already in that state */
|
||
update_ownertrust (pk, newtrust);
|
||
return 0;
|
||
}
|
||
#endif /*!NO_TRUST_MODELS*/
|
||
|
||
|
||
static void
|
||
menu_showphoto (ctrl_t ctrl, kbnode_t keyblock)
|
||
{
|
||
KBNODE node;
|
||
int select_all = !count_selected_uids (keyblock);
|
||
int count = 0;
|
||
PKT_public_key *pk = NULL;
|
||
|
||
/* Look for the public key first. We have to be really, really,
|
||
explicit as to which photo this is, and what key it is a UID on
|
||
since people may want to sign it. */
|
||
|
||
for (node = keyblock; node; node = node->next)
|
||
{
|
||
if (node->pkt->pkttype == PKT_PUBLIC_KEY)
|
||
pk = node->pkt->pkt.public_key;
|
||
else if (node->pkt->pkttype == PKT_USER_ID)
|
||
{
|
||
PKT_user_id *uid = node->pkt->pkt.user_id;
|
||
count++;
|
||
|
||
if ((select_all || (node->flag & NODFLG_SELUID)) &&
|
||
uid->attribs != NULL)
|
||
{
|
||
int i;
|
||
|
||
for (i = 0; i < uid->numattribs; i++)
|
||
{
|
||
byte type;
|
||
u32 size;
|
||
|
||
if (uid->attribs[i].type == ATTRIB_IMAGE &&
|
||
parse_image_header (&uid->attribs[i], &type, &size))
|
||
{
|
||
tty_printf (_("Displaying %s photo ID of size %ld for "
|
||
"key %s (uid %d)\n"),
|
||
image_type_to_string (type, 1),
|
||
(ulong) size, keystr_from_pk (pk), count);
|
||
show_photos (ctrl, &uid->attribs[i], 1, pk, uid);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|