mirror of
git://git.gnupg.org/gnupg.git
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1233 lines
32 KiB
C
1233 lines
32 KiB
C
/* keyedit.c - keyedit stuff
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* Copyright (C) 1998 Free Software Foundation, Inc.
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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 2 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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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 <assert.h>
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#include <ctype.h>
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#include "options.h"
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#include "packet.h"
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#include "errors.h"
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#include "iobuf.h"
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#include "keydb.h"
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#include "memory.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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static void show_prefs( KBNODE keyblock, PKT_user_id *uid );
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static void show_key_with_all_names( KBNODE keyblock,
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int only_marked, int with_fpr, int with_subkeys, int with_prefs );
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static void show_key_and_fingerprint( KBNODE keyblock );
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static void show_fingerprint( PKT_public_key *pk );
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static int menu_adduid( KBNODE keyblock, KBNODE sec_keyblock );
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static void menu_deluid( KBNODE pub_keyblock, KBNODE sec_keyblock );
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static void menu_delkey( KBNODE pub_keyblock, KBNODE sec_keyblock );
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static int menu_select_uid( KBNODE keyblock, int index );
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static int menu_select_key( KBNODE keyblock, int index );
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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 count_selected_keys( KBNODE keyblock );
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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_SELUID (1<<8) /* indicate the selected userid */
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#define NODFLG_SELKEY (1<<9) /* indicate the selected key */
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static int
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get_keyblock_byname( KBNODE *keyblock, KBPOS *kbpos, const char *username )
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{
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int rc;
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*keyblock = NULL;
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/* search the userid */
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rc = find_keyblock_byname( kbpos, username );
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if( rc ) {
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log_error(_("%s: user not found\n"), username );
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return rc;
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}
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/* read the keyblock */
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rc = read_keyblock( kbpos, keyblock );
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if( rc )
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log_error("%s: keyblock read problem: %s\n", username, g10_errstr(rc));
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else
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merge_keys_and_selfsig( *keyblock );
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return rc;
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}
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/****************
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* Check the keysigs and set the flags to indicate errors.
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* Returns true if error found.
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*/
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static int
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check_all_keysigs( KBNODE keyblock, int only_selected )
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{
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KBNODE kbctx;
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KBNODE node;
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int rc;
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int inv_sigs = 0;
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int no_key = 0;
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int oth_err = 0;
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int has_selfsig = 0;
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int mis_selfsig = 0;
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int selected = !only_selected;
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int anyuid = 0;
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for( kbctx=NULL; (node=walk_kbnode( keyblock, &kbctx, 0)) ; ) {
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if( node->pkt->pkttype == PKT_USER_ID ) {
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PKT_user_id *uid = node->pkt->pkt.user_id;
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if( only_selected )
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selected = (node->flag & NODFLG_SELUID);
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if( selected ) {
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tty_printf("uid ");
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tty_print_string( uid->name, uid->len );
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tty_printf("\n");
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if( anyuid && !has_selfsig )
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mis_selfsig++;
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has_selfsig = 0;
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anyuid = 1;
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}
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}
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else if( selected && node->pkt->pkttype == PKT_SIGNATURE
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&& (node->pkt->pkt.signature->sig_class&~3) == 0x10 ) {
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PKT_signature *sig = node->pkt->pkt.signature;
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int sigrc, selfsig;
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switch( (rc = check_key_signature( keyblock, node, &selfsig)) ) {
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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 G10ERR_BAD_SIGN:
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node->flag = NODFLG_BADSIG;
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sigrc = '-';
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inv_sigs++;
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break;
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case G10ERR_NO_PUBKEY:
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node->flag = NODFLG_NOKEY;
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sigrc = '?';
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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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oth_err++;
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break;
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}
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if( sigrc != '?' ) {
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tty_printf("sig%c %08lX %s ",
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sigrc, sig->keyid[1], datestr_from_sig(sig));
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if( sigrc == '%' )
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tty_printf("[%s] ", g10_errstr(rc) );
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else if( sigrc == '?' )
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;
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else if( selfsig ) {
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tty_printf( _("[self-signature]") );
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if( sigrc == '!' )
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has_selfsig = 1;
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}
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else {
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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_string( p, n > 40? 40 : n );
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m_free(p);
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}
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tty_printf("\n");
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/* fixme: Should we update the trustdb here */
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}
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}
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}
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if( !has_selfsig )
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mis_selfsig++;
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if( inv_sigs == 1 )
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tty_printf(_("1 bad signature\n"), inv_sigs );
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else if( inv_sigs )
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tty_printf(_("%d bad signatures\n"), inv_sigs );
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if( no_key == 1 )
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tty_printf(_("1 signature not checked due to a missing key\n") );
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else if( no_key )
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tty_printf(_("%d signatures not checked due to missing keys\n"), no_key );
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if( oth_err == 1 )
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tty_printf(_("1 signature not checked due to an error\n") );
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else if( oth_err )
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tty_printf(_("%d signatures not checked due to errors\n"), oth_err );
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if( mis_selfsig == 1 )
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tty_printf(_("1 user id without valid self-signature detected\n"));
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else if( mis_selfsig )
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tty_printf(_("%d user ids without valid self-signatures detected\n"),
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mis_selfsig);
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return inv_sigs || no_key || oth_err || mis_selfsig;
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}
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/****************
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* Loop over all locusr and and sign the uids after asking.
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* If no user id is marked, all user ids will be signed;
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* if some user_ids are marked those will be signed.
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*
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* fixme: Add support for our proposed sign-all scheme
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*/
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static int
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sign_uids( KBNODE keyblock, STRLIST locusr, int *ret_modified )
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{
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int rc = 0;
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SK_LIST sk_list = NULL;
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SK_LIST sk_rover = NULL;
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KBNODE node, uidnode;
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PKT_public_key *primary_pk;
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int select_all = !count_selected_uids(keyblock);
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int upd_trust = 0;
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/* build a list of all signators */
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rc=build_sk_list( locusr, &sk_list, 0, 1 );
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if( rc )
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goto leave;
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/* loop over all signaturs */
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for( sk_rover = sk_list; sk_rover; sk_rover = sk_rover->next ) {
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u32 sk_keyid[2];
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size_t n;
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char *p;
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keyid_from_sk( sk_rover->sk, sk_keyid );
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/* set mark A for all selected user ids */
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for( node=keyblock; node; node = node->next ) {
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if( select_all || (node->flag & NODFLG_SELUID) )
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node->flag |= NODFLG_MARK_A;
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else
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node->flag &= ~NODFLG_MARK_A;
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}
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/* reset mark for uids which are already signed */
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uidnode = NULL;
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for( node=keyblock; node; node = node->next ) {
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if( node->pkt->pkttype == PKT_USER_ID ) {
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uidnode = (node->flag & NODFLG_MARK_A)? node : NULL;
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}
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else if( uidnode && node->pkt->pkttype == PKT_SIGNATURE
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&& (node->pkt->pkt.signature->sig_class&~3) == 0x10 ) {
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if( sk_keyid[0] == node->pkt->pkt.signature->keyid[0]
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&& sk_keyid[1] == node->pkt->pkt.signature->keyid[1] ) {
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tty_printf(_("Already signed by key %08lX\n"),
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(ulong)sk_keyid[1] );
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uidnode->flag &= ~NODFLG_MARK_A; /* remove mark */
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}
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}
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}
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/* check whether any uids are left for signing */
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if( !count_uids_with_flag(keyblock, NODFLG_MARK_A) ) {
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tty_printf(_("Nothing to sign with key %08lX\n"),
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(ulong)sk_keyid[1] );
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continue;
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}
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/* Ask whether we realy should sign these user id(s) */
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tty_printf("\n");
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show_key_with_all_names( keyblock, 1, 1, 0, 0 );
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tty_printf("\n");
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tty_printf(_(
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"Are you really sure that you want to sign this key\n"
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"with your key: \""));
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p = get_user_id( sk_keyid, &n );
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tty_print_string( p, n );
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m_free(p); p = NULL;
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tty_printf("\"\n\n");
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if( !cpr_get_answer_is_yes(N_("sign_uid.okay"), _("Really sign? ")) )
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continue;;
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/* now we can sign the user ids */
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reloop: /* (must use this, because we are modifing the list) */
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primary_pk = NULL;
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for( node=keyblock; node; node = node->next ) {
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if( node->pkt->pkttype == PKT_PUBLIC_KEY )
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primary_pk = node->pkt->pkt.public_key;
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else if( node->pkt->pkttype == PKT_USER_ID
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&& (node->flag & NODFLG_MARK_A) ) {
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PACKET *pkt;
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PKT_signature *sig;
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assert( primary_pk );
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node->flag &= ~NODFLG_MARK_A;
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rc = make_keysig_packet( &sig, primary_pk,
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node->pkt->pkt.user_id,
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NULL,
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sk_rover->sk,
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0x10, 0, NULL, NULL );
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if( rc ) {
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log_error(_("signing failed: %s\n"), g10_errstr(rc));
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goto leave;
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}
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*ret_modified = 1; /* we changed the keyblock */
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upd_trust = 1;
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pkt = m_alloc_clear( sizeof *pkt );
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pkt->pkttype = PKT_SIGNATURE;
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pkt->pkt.signature = sig;
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insert_kbnode( node, new_kbnode(pkt), PKT_SIGNATURE );
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goto reloop;
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}
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}
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} /* end loop over signators */
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if( upd_trust && primary_pk ) {
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rc = clear_trust_checked_flag( primary_pk );
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}
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leave:
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release_sk_list( sk_list );
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return rc;
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}
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/****************
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* Change the passphrase of the primary and all secondary keys.
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* We use only one passphrase for all keys.
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*/
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static int
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change_passphrase( KBNODE keyblock )
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{
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int rc = 0;
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int changed=0;
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KBNODE node;
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PKT_secret_key *sk;
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char *passphrase = NULL;
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node = find_kbnode( keyblock, PKT_SECRET_KEY );
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if( !node ) {
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log_error("Oops; secret key not found anymore!\n");
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goto leave;
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}
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sk = node->pkt->pkt.secret_key;
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switch( is_secret_key_protected( sk ) ) {
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case -1:
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rc = G10ERR_PUBKEY_ALGO;
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break;
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case 0:
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tty_printf(_("This key is not protected.\n"));
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break;
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default:
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tty_printf(_("Key is protected.\n"));
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rc = check_secret_key( sk, 0 );
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if( !rc )
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passphrase = get_last_passphrase();
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break;
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}
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/* unprotect all subkeys (use the supplied passphrase or ask)*/
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for(node=keyblock; !rc && node; node = node->next ) {
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if( node->pkt->pkttype == PKT_SECRET_SUBKEY ) {
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PKT_secret_key *subsk = node->pkt->pkt.secret_key;
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set_next_passphrase( passphrase );
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rc = check_secret_key( subsk, 0 );
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}
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}
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if( rc )
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tty_printf(_("Can't edit this key: %s\n"), g10_errstr(rc));
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else {
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DEK *dek = NULL;
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STRING2KEY *s2k = m_alloc_secure( sizeof *s2k );
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tty_printf(_("Enter the new passphrase for this secret key.\n\n") );
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set_next_passphrase( NULL );
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for(;;) {
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s2k->mode = 1;
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s2k->hash_algo = DIGEST_ALGO_RMD160;
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dek = passphrase_to_dek( NULL, CIPHER_ALGO_BLOWFISH, s2k, 2 );
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if( !dek ) {
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tty_printf(_("passphrase not correctly repeated; try again.\n"));
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}
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else if( !dek->keylen ) {
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rc = 0;
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tty_printf(_( "You don't want a passphrase -"
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" this is probably a *bad* idea!\n\n"));
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if( cpr_get_answer_is_yes(N_("change_passwd.empty.okay"),
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_("Do you really want to do this? ")))
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changed++;
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break;
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}
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else { /* okay */
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sk->protect.algo = dek->algo;
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sk->protect.s2k = *s2k;
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rc = protect_secret_key( sk, dek );
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for(node=keyblock; !rc && node; node = node->next ) {
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if( node->pkt->pkttype == PKT_SECRET_SUBKEY ) {
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PKT_secret_key *subsk = node->pkt->pkt.secret_key;
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subsk->protect.algo = dek->algo;
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subsk->protect.s2k = *s2k;
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rc = protect_secret_key( subsk, dek );
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}
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}
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if( rc )
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log_error("protect_secret_key failed: %s\n", g10_errstr(rc) );
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else
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changed++;
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break;
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}
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}
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m_free(s2k);
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m_free(dek);
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}
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leave:
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m_free( passphrase );
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set_next_passphrase( NULL );
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return changed && !rc;
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}
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|
|
|
|
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|
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/****************
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* Menu driven key editor
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*
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* Note: to keep track of some selection we use node->mark MARKBIT_xxxx.
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*/
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|
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void
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keyedit_menu( const char *username, STRLIST locusr )
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{
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enum cmdids { cmdNONE = 0,
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cmdQUIT, cmdHELP, cmdFPR, cmdLIST, cmdSELUID, cmdCHECK, cmdSIGN,
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cmdDEBUG, cmdSAVE, cmdADDUID, cmdDELUID, cmdADDKEY, cmdDELKEY,
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cmdTOGGLE, cmdSELKEY, cmdPASSWD, cmdTRUST, cmdPREF,
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cmdNOP };
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static struct { const char *name;
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enum cmdids id;
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int need_sk;
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const char *desc;
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} cmds[] = {
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{ N_("quit") , cmdQUIT , 0, N_("quit this menu") },
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{ N_("q") , cmdQUIT , 0, NULL },
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{ N_("save") , cmdSAVE , 0, N_("save and quit") },
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{ N_("help") , cmdHELP , 0, N_("show this help") },
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{ "?" , cmdHELP , 0, NULL },
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{ N_("fpr") , cmdFPR , 0, N_("show fingerprint") },
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{ N_("list") , cmdLIST , 0, N_("list key and user ids") },
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{ N_("l") , cmdLIST , 0, NULL },
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{ N_("uid") , cmdSELUID , 0, N_("select user id N") },
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{ N_("key") , cmdSELKEY , 0, N_("select secondary key N") },
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{ N_("check") , cmdCHECK , 0, N_("list signatures") },
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{ N_("c") , cmdCHECK , 0, NULL },
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{ N_("sign") , cmdSIGN , 0, N_("sign the key") },
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{ N_("s") , cmdSIGN , 0, NULL },
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{ N_("debug") , cmdDEBUG , 0, NULL },
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{ N_("adduid") , cmdADDUID , 1, N_("add a user id") },
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{ N_("deluid") , cmdDELUID , 0, N_("delete user id") },
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{ N_("addkey") , cmdADDKEY , 1, N_("add a secondary key") },
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{ N_("delkey") , cmdDELKEY , 0, N_("delete a secondary key") },
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{ N_("toggle") , cmdTOGGLE , 1, N_("toggle between secret "
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"and public key listing") },
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{ N_("t" ) , cmdTOGGLE , 1, NULL },
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{ N_("pref") , cmdPREF , 0, N_("list preferences") },
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{ N_("passwd") , cmdPASSWD , 1, N_("change the passphrase") },
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{ N_("trust") , cmdTRUST , 0, N_("change the ownertrust") },
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|
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{ NULL, cmdNONE } };
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enum cmdids cmd;
|
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int rc = 0;
|
|
KBNODE keyblock = NULL;
|
|
KBPOS keyblockpos;
|
|
KBNODE sec_keyblock = NULL;
|
|
KBPOS sec_keyblockpos;
|
|
KBNODE cur_keyblock;
|
|
char *answer = NULL;
|
|
int redisplay = 1;
|
|
int modified = 0;
|
|
int sec_modified = 0;
|
|
int toggle;
|
|
|
|
|
|
if( opt.batch ) {
|
|
log_error(_("can't do that in batchmode\n"));
|
|
goto leave;
|
|
}
|
|
|
|
/* first try to locate it as secret key */
|
|
rc = find_secret_keyblock_byname( &sec_keyblockpos, username );
|
|
if( !rc ) {
|
|
rc = read_keyblock( &sec_keyblockpos, &sec_keyblock );
|
|
if( rc ) {
|
|
log_error("%s: secret keyblock read problem: %s\n",
|
|
username, g10_errstr(rc));
|
|
goto leave;
|
|
}
|
|
merge_keys_and_selfsig( sec_keyblock );
|
|
}
|
|
|
|
/* and now get the public key */
|
|
rc = get_keyblock_byname( &keyblock, &keyblockpos, username );
|
|
if( rc )
|
|
goto leave;
|
|
|
|
if( sec_keyblock ) { /* check that they match */
|
|
/* FIXME: check that they both match */
|
|
tty_printf(_("Secret key is available.\n"));
|
|
}
|
|
|
|
toggle = 0;
|
|
cur_keyblock = keyblock;
|
|
for(;;) { /* main loop */
|
|
int i, arg_number;
|
|
char *p;
|
|
|
|
tty_printf("\n");
|
|
if( redisplay ) {
|
|
show_key_with_all_names( cur_keyblock, 0, 0, 1, 0 );
|
|
tty_printf("\n");
|
|
redisplay = 0;
|
|
}
|
|
m_free(answer);
|
|
answer = cpr_get(N_("keyedit.cmd"), _("Command> "));
|
|
cpr_kill_prompt();
|
|
trim_spaces(answer);
|
|
|
|
arg_number = 0;
|
|
if( !*answer )
|
|
cmd = cmdLIST;
|
|
else if( *answer == CONTROL_D )
|
|
cmd = cmdQUIT;
|
|
else if( isdigit( *answer ) ) {
|
|
cmd = cmdSELUID;
|
|
arg_number = atoi(answer);
|
|
}
|
|
else {
|
|
if( (p=strchr(answer,' ')) ) {
|
|
*p++ = 0;
|
|
trim_spaces(answer);
|
|
trim_spaces(p);
|
|
arg_number = atoi(p);
|
|
}
|
|
|
|
for(i=0; cmds[i].name; i++ )
|
|
if( !stricmp( answer, cmds[i].name ) )
|
|
break;
|
|
if( cmds[i].need_sk && !sec_keyblock ) {
|
|
tty_printf(_("Need the secret key to to this.\n"));
|
|
cmd = cmdNOP;
|
|
}
|
|
else
|
|
cmd = cmds[i].id;
|
|
}
|
|
switch( cmd ) {
|
|
case cmdHELP:
|
|
for(i=0; cmds[i].name; i++ ) {
|
|
if( cmds[i].need_sk && !sec_keyblock )
|
|
; /* skip if we do not have the secret key */
|
|
else if( cmds[i].desc )
|
|
tty_printf("%-10s %s\n", cmds[i].name, cmds[i].desc );
|
|
}
|
|
break;
|
|
|
|
case cmdQUIT:
|
|
if( !modified && !sec_modified )
|
|
goto leave;
|
|
if( !cpr_get_answer_is_yes(N_("keyedit.save.okay"),
|
|
_("Save changes? ")) ) {
|
|
if( cpr_enabled()
|
|
|| cpr_get_answer_is_yes(N_("keyedit.cancel.okay"),
|
|
_("Quit without saving? ")) )
|
|
goto leave;
|
|
break;
|
|
}
|
|
/* fall thru */
|
|
case cmdSAVE:
|
|
if( modified || sec_modified ) {
|
|
if( modified ) {
|
|
rc = update_keyblock( &keyblockpos, keyblock );
|
|
if( rc ) {
|
|
log_error(_("update failed: %s\n"), g10_errstr(rc) );
|
|
break;
|
|
}
|
|
}
|
|
if( sec_modified ) {
|
|
rc = update_keyblock( &sec_keyblockpos, sec_keyblock );
|
|
if( rc ) {
|
|
log_error(_("update secret failed: %s\n"),
|
|
g10_errstr(rc) );
|
|
break;
|
|
}
|
|
}
|
|
/* FIXME: UPDATE/INVALIDATE trustdb !! */
|
|
}
|
|
else
|
|
tty_printf(_("Key not changed so no update needed.\n"));
|
|
goto leave;
|
|
|
|
case cmdLIST:
|
|
redisplay = 1;
|
|
break;
|
|
|
|
case cmdFPR:
|
|
show_key_and_fingerprint( keyblock );
|
|
break;
|
|
|
|
case cmdSELUID:
|
|
if( menu_select_uid( cur_keyblock, arg_number ) )
|
|
redisplay = 1;
|
|
break;
|
|
|
|
case cmdSELKEY:
|
|
if( menu_select_key( cur_keyblock, arg_number ) )
|
|
redisplay = 1;
|
|
break;
|
|
|
|
case cmdCHECK:
|
|
/* we can only do this with the public key becuase the
|
|
* check functions can't cope with secret keys and it
|
|
* is questionable whether this would make sense at all */
|
|
check_all_keysigs( keyblock, count_selected_uids(keyblock) );
|
|
break;
|
|
|
|
case cmdSIGN: /* sign (only the public key) */
|
|
if( count_uids(keyblock) > 1 && !count_selected_uids(keyblock) ) {
|
|
if( !cpr_get_answer_is_yes(N_("keyedit.sign_all.okay"),
|
|
_("Really sign all user ids? ")) ) {
|
|
tty_printf(_("Hint: Select the user ids to sign\n"));
|
|
break;
|
|
}
|
|
}
|
|
sign_uids( keyblock, locusr, &modified );
|
|
break;
|
|
|
|
case cmdDEBUG:
|
|
dump_kbnode( cur_keyblock );
|
|
break;
|
|
|
|
case cmdTOGGLE:
|
|
toggle = !toggle;
|
|
cur_keyblock = toggle? sec_keyblock : keyblock;
|
|
redisplay = 1;
|
|
break;
|
|
|
|
case cmdADDUID:
|
|
if( menu_adduid( keyblock, sec_keyblock ) ) {
|
|
redisplay = 1;
|
|
sec_modified = modified = 1;
|
|
}
|
|
break;
|
|
|
|
case cmdDELUID: {
|
|
int n1;
|
|
|
|
if( !(n1=count_selected_uids(keyblock)) )
|
|
tty_printf(_("You must select at least one user id.\n"));
|
|
else if( count_uids(keyblock) - n1 < 1 )
|
|
tty_printf(_("You can't delete the last user id!\n"));
|
|
else if( cpr_get_answer_is_yes(
|
|
N_("keyedit.remove.uid.okay"),
|
|
n1 > 1? _("Really remove all selected user ids? ")
|
|
: _("Really remove this user id? ")
|
|
) ) {
|
|
menu_deluid( keyblock, sec_keyblock );
|
|
redisplay = 1;
|
|
modified = 1;
|
|
if( sec_keyblock )
|
|
sec_modified = 1;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case cmdADDKEY:
|
|
if( generate_subkeypair( keyblock, sec_keyblock ) ) {
|
|
redisplay = 1;
|
|
sec_modified = modified = 1;
|
|
}
|
|
break;
|
|
|
|
|
|
case cmdDELKEY: {
|
|
int n1;
|
|
|
|
if( !(n1=count_selected_keys( keyblock )) )
|
|
tty_printf(_("You must select at least one key.\n"));
|
|
else if( sec_keyblock && !cpr_get_answer_is_yes(
|
|
N_("keyedit.remove.subkey.okay"),
|
|
n1 > 1?
|
|
_("Do you really want to delete the selected keys? "):
|
|
_("Do you really want to delete this key? ")
|
|
))
|
|
;
|
|
else {
|
|
menu_delkey( keyblock, sec_keyblock );
|
|
redisplay = 1;
|
|
modified = 1;
|
|
if( sec_keyblock )
|
|
sec_modified = 1;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case cmdPASSWD:
|
|
if( change_passphrase( sec_keyblock ) )
|
|
sec_modified = 1;
|
|
break;
|
|
|
|
case cmdTRUST:
|
|
show_key_with_all_names( keyblock, 0, 0, 1, 0 );
|
|
tty_printf("\n");
|
|
if( edit_ownertrust( find_kbnode( keyblock,
|
|
PKT_PUBLIC_KEY )->pkt->pkt.public_key->local_id, 1 ) )
|
|
redisplay = 1;
|
|
/* we don't need to set modified here, as the trustvalues
|
|
* are updated immediately */
|
|
break;
|
|
|
|
case cmdPREF:
|
|
show_key_with_all_names( keyblock, 0, 0, 0, 1 );
|
|
break;
|
|
|
|
case cmdNOP:
|
|
break;
|
|
|
|
default:
|
|
tty_printf("\n");
|
|
tty_printf(_("Invalid command (try \"help\")\n"));
|
|
break;
|
|
}
|
|
} /* end main loop */
|
|
|
|
leave:
|
|
release_kbnode( keyblock );
|
|
release_kbnode( sec_keyblock );
|
|
m_free(answer);
|
|
}
|
|
|
|
|
|
/****************
|
|
* show preferences of a public keyblock.
|
|
*/
|
|
static void
|
|
show_prefs( KBNODE keyblock, PKT_user_id *uid )
|
|
{
|
|
KBNODE node = find_kbnode( keyblock, PKT_PUBLIC_KEY );
|
|
PKT_public_key *pk;
|
|
byte *p;
|
|
int i;
|
|
size_t n;
|
|
byte namehash[20];
|
|
|
|
if( !node )
|
|
return; /* is a secret keyblock */
|
|
pk = node->pkt->pkt.public_key;
|
|
if( !pk->local_id ) {
|
|
log_error("oops: no LID\n");
|
|
return;
|
|
}
|
|
|
|
rmd160_hash_buffer( namehash, uid->name, uid->len );
|
|
|
|
p = get_pref_data( pk->local_id, namehash, &n );
|
|
if( !p )
|
|
return;
|
|
|
|
tty_printf(" ");
|
|
for(i=0; i < n; i+=2 ) {
|
|
if( p[i] )
|
|
tty_printf( " %c%d", p[i] == PREFTYPE_SYM ? 'S' :
|
|
p[i] == PREFTYPE_HASH ? 'H' :
|
|
p[i] == PREFTYPE_COMPR ? 'Z' : '?', p[i+1]);
|
|
}
|
|
tty_printf("\n");
|
|
|
|
m_free(p);
|
|
}
|
|
|
|
|
|
/****************
|
|
* Display the key a the user ids, if only_marked is true, do only
|
|
* so for user ids with mark A flag set and dont display the index number
|
|
*/
|
|
static void
|
|
show_key_with_all_names( KBNODE keyblock, int only_marked,
|
|
int with_fpr, int with_subkeys, int with_prefs )
|
|
{
|
|
KBNODE node;
|
|
int i;
|
|
|
|
/* the keys */
|
|
for( node = keyblock; node; node = node->next ) {
|
|
if( node->pkt->pkttype == PKT_PUBLIC_KEY
|
|
|| (with_subkeys && node->pkt->pkttype == PKT_PUBLIC_SUBKEY) ) {
|
|
PKT_public_key *pk = node->pkt->pkt.public_key;
|
|
int otrust=0, trust=0;
|
|
|
|
if( node->pkt->pkttype == PKT_PUBLIC_KEY ) {
|
|
/* do it here, so that debug messages don't clutter the
|
|
* output */
|
|
trust = query_trust_info(pk);
|
|
otrust = get_ownertrust_info( pk->local_id );
|
|
}
|
|
|
|
tty_printf("%s%c %4u%c/%08lX created: %s expires: %s",
|
|
node->pkt->pkttype == PKT_PUBLIC_KEY? "pub":"sub",
|
|
(node->flag & NODFLG_SELKEY)? '*':' ',
|
|
nbits_from_pk( pk ),
|
|
pubkey_letter( pk->pubkey_algo ),
|
|
(ulong)keyid_from_pk(pk,NULL),
|
|
datestr_from_pk(pk),
|
|
expirestr_from_pk(pk) );
|
|
if( node->pkt->pkttype == PKT_PUBLIC_KEY ) {
|
|
tty_printf(" trust: %c/%c", otrust, trust );
|
|
if( with_fpr )
|
|
show_fingerprint( pk );
|
|
}
|
|
tty_printf("\n");
|
|
}
|
|
else if( node->pkt->pkttype == PKT_SECRET_KEY
|
|
|| (with_subkeys && node->pkt->pkttype == PKT_SECRET_SUBKEY) ) {
|
|
PKT_secret_key *sk = node->pkt->pkt.secret_key;
|
|
tty_printf("%s%c %4u%c/%08lX created: %s expires: %s\n",
|
|
node->pkt->pkttype == PKT_SECRET_KEY? "sec":"sbb",
|
|
(node->flag & NODFLG_SELKEY)? '*':' ',
|
|
nbits_from_sk( sk ),
|
|
pubkey_letter( sk->pubkey_algo ),
|
|
(ulong)keyid_from_sk(sk,NULL),
|
|
datestr_from_sk(sk),
|
|
expirestr_from_sk(sk) );
|
|
}
|
|
}
|
|
/* 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( !only_marked || (only_marked && (node->flag & NODFLG_MARK_A))){
|
|
if( only_marked )
|
|
tty_printf(" ");
|
|
else if( node->flag & NODFLG_SELUID )
|
|
tty_printf("(%d)* ", i);
|
|
else
|
|
tty_printf("(%d) ", i);
|
|
tty_print_string( uid->name, uid->len );
|
|
tty_printf("\n");
|
|
if( with_prefs )
|
|
show_prefs( keyblock, uid );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
show_key_and_fingerprint( KBNODE keyblock )
|
|
{
|
|
KBNODE node;
|
|
PKT_public_key *pk = NULL;
|
|
|
|
for( node = keyblock; node; node = node->next ) {
|
|
if( node->pkt->pkttype == PKT_PUBLIC_KEY ) {
|
|
pk = node->pkt->pkt.public_key;
|
|
tty_printf("pub %4u%c/%08lX %s ",
|
|
nbits_from_pk( pk ),
|
|
pubkey_letter( pk->pubkey_algo ),
|
|
(ulong)keyid_from_pk(pk,NULL),
|
|
datestr_from_pk(pk) );
|
|
}
|
|
else if( node->pkt->pkttype == PKT_USER_ID ) {
|
|
PKT_user_id *uid = node->pkt->pkt.user_id;
|
|
tty_print_string( uid->name, uid->len );
|
|
break;
|
|
}
|
|
}
|
|
tty_printf("\n");
|
|
if( pk )
|
|
show_fingerprint( pk );
|
|
}
|
|
|
|
|
|
static void
|
|
show_fingerprint( PKT_public_key *pk )
|
|
{
|
|
byte *array, *p;
|
|
size_t i, n;
|
|
|
|
p = array = fingerprint_from_pk( pk, NULL, &n );
|
|
tty_printf(" Fingerprint:");
|
|
if( n == 20 ) {
|
|
for(i=0; i < n ; i++, i++, p += 2 ) {
|
|
if( i == 10 )
|
|
tty_printf(" ");
|
|
tty_printf(" %02X%02X", *p, p[1] );
|
|
}
|
|
}
|
|
else {
|
|
for(i=0; i < n ; i++, p++ ) {
|
|
if( i && !(i%8) )
|
|
tty_printf(" ");
|
|
tty_printf(" %02X", *p );
|
|
}
|
|
}
|
|
tty_printf("\n");
|
|
m_free(array);
|
|
}
|
|
|
|
|
|
/****************
|
|
* Ask for a new user id , do the selfsignature and put it into
|
|
* both keyblocks.
|
|
* Return true if there is a new user id
|
|
*/
|
|
static int
|
|
menu_adduid( KBNODE pub_keyblock, KBNODE sec_keyblock )
|
|
{
|
|
PKT_user_id *uid;
|
|
PKT_public_key *pk=NULL;
|
|
PKT_secret_key *sk=NULL;
|
|
PKT_signature *sig=NULL;
|
|
PACKET *pkt;
|
|
KBNODE node;
|
|
KBNODE pub_where=NULL, sec_where=NULL;
|
|
int rc;
|
|
|
|
uid = generate_user_id();
|
|
if( !uid )
|
|
return 0;
|
|
|
|
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;
|
|
for( node = sec_keyblock; node; sec_where = node, node = node->next ) {
|
|
if( node->pkt->pkttype == PKT_SECRET_KEY )
|
|
sk = node->pkt->pkt.secret_key;
|
|
else if( node->pkt->pkttype == PKT_SECRET_SUBKEY )
|
|
break;
|
|
}
|
|
if( !node ) /* no subkey */
|
|
sec_where = NULL;
|
|
assert(pk && sk );
|
|
|
|
rc = make_keysig_packet( &sig, pk, uid, NULL, sk, 0x13, 0,
|
|
keygen_add_std_prefs, sk );
|
|
if( rc ) {
|
|
log_error("signing failed: %s\n", g10_errstr(rc) );
|
|
free_user_id(uid);
|
|
return 0;
|
|
}
|
|
|
|
/* insert/append to secret keyblock */
|
|
pkt = m_alloc_clear( sizeof *pkt );
|
|
pkt->pkttype = PKT_USER_ID;
|
|
pkt->pkt.user_id = copy_user_id(NULL, uid);
|
|
node = new_kbnode(pkt);
|
|
if( sec_where )
|
|
insert_kbnode( sec_where, node, 0 );
|
|
else
|
|
add_kbnode( sec_keyblock, node );
|
|
pkt = m_alloc_clear( sizeof *pkt );
|
|
pkt->pkttype = PKT_SIGNATURE;
|
|
pkt->pkt.signature = copy_signature(NULL, sig);
|
|
if( sec_where )
|
|
insert_kbnode( node, new_kbnode(pkt), 0 );
|
|
else
|
|
add_kbnode( sec_keyblock, new_kbnode(pkt) );
|
|
/* insert/append to public keyblock */
|
|
pkt = m_alloc_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 = m_alloc_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 selceted userids from the keyrings
|
|
*/
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|
static void
|
|
menu_deluid( KBNODE pub_keyblock, KBNODE sec_keyblock )
|
|
{
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|
KBNODE node;
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|
int selected=0;
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|
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for( node = pub_keyblock; node; node = node->next ) {
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|
if( node->pkt->pkttype == PKT_USER_ID ) {
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selected = node->flag & NODFLG_SELUID;
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if( selected ) {
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|
delete_kbnode( node );
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if( sec_keyblock ) {
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|
KBNODE snode;
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int s_selected = 0;
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PKT_user_id *uid = node->pkt->pkt.user_id;
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for( snode = sec_keyblock; snode; snode = snode->next ) {
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if( snode->pkt->pkttype == PKT_USER_ID ) {
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PKT_user_id *suid = snode->pkt->pkt.user_id;
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|
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|
s_selected =
|
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(uid->len == suid->len
|
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&& !memcmp( uid->name, suid->name, uid->len));
|
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if( s_selected )
|
|
delete_kbnode( snode );
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|
}
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else if( s_selected
|
|
&& snode->pkt->pkttype == PKT_SIGNATURE )
|
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delete_kbnode( snode );
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else if( snode->pkt->pkttype == PKT_SECRET_SUBKEY )
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s_selected = 0;
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}
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|
}
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|
}
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|
}
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else if( selected && node->pkt->pkttype == PKT_SIGNATURE )
|
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delete_kbnode( node );
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else if( node->pkt->pkttype == PKT_PUBLIC_SUBKEY )
|
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selected = 0;
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|
}
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|
commit_kbnode( &pub_keyblock );
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|
if( sec_keyblock )
|
|
commit_kbnode( &sec_keyblock );
|
|
}
|
|
|
|
|
|
/****************
|
|
* Remove some of the secondary keys
|
|
*/
|
|
static void
|
|
menu_delkey( KBNODE pub_keyblock, KBNODE sec_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 );
|
|
if( sec_keyblock ) {
|
|
KBNODE snode;
|
|
int s_selected = 0;
|
|
u32 ki[2];
|
|
|
|
keyid_from_pk( node->pkt->pkt.public_key, ki );
|
|
for( snode = sec_keyblock; snode; snode = snode->next ) {
|
|
if( snode->pkt->pkttype == PKT_SECRET_SUBKEY ) {
|
|
u32 ki2[2];
|
|
|
|
keyid_from_sk( snode->pkt->pkt.secret_key, ki2 );
|
|
s_selected = (ki[0] == ki2[0] && ki[1] == ki2[1]);
|
|
if( s_selected )
|
|
delete_kbnode( snode );
|
|
}
|
|
else if( s_selected
|
|
&& snode->pkt->pkttype == PKT_SIGNATURE )
|
|
delete_kbnode( snode );
|
|
else
|
|
s_selected = 0;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else if( selected && node->pkt->pkttype == PKT_SIGNATURE )
|
|
delete_kbnode( node );
|
|
else
|
|
selected = 0;
|
|
}
|
|
commit_kbnode( &pub_keyblock );
|
|
if( sec_keyblock )
|
|
commit_kbnode( &sec_keyblock );
|
|
}
|
|
|
|
|
|
/****************
|
|
* Select one user id or remove all selection if index is 0.
|
|
* Returns: True if the selection changed;
|
|
*/
|
|
static int
|
|
menu_select_uid( KBNODE keyblock, int index )
|
|
{
|
|
KBNODE node;
|
|
int i;
|
|
|
|
/* first check that the index is valid */
|
|
if( index ) {
|
|
for( i=0, node = keyblock; node; node = node->next ) {
|
|
if( node->pkt->pkttype == PKT_USER_ID ) {
|
|
if( ++i == index )
|
|
break;
|
|
}
|
|
}
|
|
if( !node ) {
|
|
tty_printf(_("No user id with index %d\n"), index );
|
|
return 0;
|
|
}
|
|
}
|
|
else { /* reset all */
|
|
for( i=0, node = keyblock; node; node = node->next ) {
|
|
if( node->pkt->pkttype == PKT_USER_ID )
|
|
node->flag &= ~NODFLG_SELUID;
|
|
}
|
|
return 1;
|
|
}
|
|
/* and toggle the new index */
|
|
for( i=0, node = keyblock; node; node = node->next ) {
|
|
if( node->pkt->pkttype == PKT_USER_ID ) {
|
|
if( ++i == index )
|
|
if( (node->flag & NODFLG_SELUID) )
|
|
node->flag &= ~NODFLG_SELUID;
|
|
else
|
|
node->flag |= NODFLG_SELUID;
|
|
}
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
/****************
|
|
* Select secondary keys
|
|
* Returns: True if the selection changed;
|
|
*/
|
|
static int
|
|
menu_select_key( KBNODE keyblock, int index )
|
|
{
|
|
KBNODE node;
|
|
int i;
|
|
|
|
/* first check that the index is valid */
|
|
if( index ) {
|
|
for( i=0, node = keyblock; node; node = node->next ) {
|
|
if( node->pkt->pkttype == PKT_PUBLIC_SUBKEY
|
|
|| node->pkt->pkttype == PKT_SECRET_SUBKEY ) {
|
|
if( ++i == index )
|
|
break;
|
|
}
|
|
}
|
|
if( !node ) {
|
|
tty_printf(_("No secondary key with index %d\n"), index );
|
|
return 0;
|
|
}
|
|
}
|
|
else { /* reset all */
|
|
for( i=0, 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;
|
|
}
|
|
/* and set the new index */
|
|
for( i=0, node = keyblock; node; node = node->next ) {
|
|
if( node->pkt->pkttype == PKT_PUBLIC_SUBKEY
|
|
|| node->pkt->pkttype == PKT_SECRET_SUBKEY ) {
|
|
if( ++i == index )
|
|
if( (node->flag & NODFLG_SELKEY) )
|
|
node->flag &= ~NODFLG_SELKEY;
|
|
else
|
|
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);
|
|
}
|
|
|