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565 lines
14 KiB
C
565 lines
14 KiB
C
/* keylist.c
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* Copyright (C) 1998, 1999, 2000 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 "options.h"
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#include "packet.h"
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#include "errors.h"
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#include "keydb.h"
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#include <gcrypt.h>
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#include "util.h"
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#include "trustdb.h"
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#include "main.h"
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#include "i18n.h"
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static void list_all(int);
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static void list_one( STRLIST names, int secret);
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static void list_keyblock( KBNODE keyblock, int secret );
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static void fingerprint( PKT_public_key *pk, PKT_secret_key *sk );
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/****************
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* List the keys
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* If list is NULL, all available keys are listed
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*/
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void
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public_key_list( STRLIST list )
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{
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if( !list )
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list_all(0);
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else
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list_one( list, 0 );
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}
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void
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secret_key_list( STRLIST list )
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{
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if( !list )
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list_all(1);
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else /* List by user id */
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list_one( list, 1 );
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}
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static void
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list_all( int secret )
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{
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KBPOS kbpos;
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KBNODE keyblock = NULL;
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int rc=0;
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int lastresno;
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rc = enum_keyblocks_begin( &kbpos, secret );
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if( rc ) {
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if( rc != -1 )
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log_error("enum_keyblocks(open) failed: %s\n", gpg_errstr(rc) );
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goto leave;
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}
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lastresno = -1;
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while( !(rc = enum_keyblocks_next( kbpos, 1, &keyblock )) ) {
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if( 1 /*lastresno != kbpos.resno FIXME!!! */ ) {
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const char *s = "foo" /*keyblock_resource_name( &kbpos ) */;
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int i;
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/* FIXME lastresno = kbpos.resno*/
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printf("%s\n", s );
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for(i=strlen(s); i; i-- )
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putchar('-');
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putchar('\n');
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}
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merge_keys_and_selfsig( keyblock );
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list_keyblock( keyblock, secret );
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release_kbnode( keyblock ); keyblock = NULL;
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}
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if( rc && rc != -1 )
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log_error("enum_keyblocks(read) failed: %s\n", gpg_errstr(rc));
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leave:
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enum_keyblocks_end( kbpos );
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release_kbnode( keyblock );
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}
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/****************
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* Check whether the user ID at NODE is valid; that is it has a
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* valid self-signature but no later valid revocation.
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* Caller has to pass the keyID of the primary in mainkey.
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* Returns: NULL = valid
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* string with the reason why it is invalid
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*/
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static const char *
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is_uid_valid ( KBNODE keyblock, KBNODE uidnode, u32 *mainkid )
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{
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KBNODE node;
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PKT_signature *selfsig = NULL; /* the latest valid self signature */
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/* The key signature verify function can's handle secret keys yet and
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* becuase we are not sure whether the duplication of user IDs and
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* self-signatures should be kept on secret keys we are not going to fix
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* it there. */
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if ( keyblock->pkt->pkttype == PKT_SECRET_KEY )
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return NULL;
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assert ( uidnode->pkt->pkttype == PKT_USER_ID
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|| uidnode->pkt->pkttype == PKT_PHOTO_ID );
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/* first find out about the latest valid self-signature */
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for ( node = uidnode->next; node; node = node->next ) {
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PKT_signature *sig;
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if ( node->pkt->pkttype == PKT_USER_ID
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|| node->pkt->pkttype == PKT_PHOTO_ID
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|| node->pkt->pkttype == PKT_PUBLIC_SUBKEY
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|| node->pkt->pkttype == PKT_SECRET_SUBKEY )
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break;
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if ( node->pkt->pkttype != PKT_SIGNATURE )
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continue;
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sig = node->pkt->pkt.signature;
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if ( mainkid[0] != sig->keyid[0] || mainkid[1] != sig->keyid[1] )
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continue; /* we only care about self-signatures for now */
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if ( (sig->sig_class&~3) == 0x10 ) { /* regular self signature */
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if ( !check_key_signature( keyblock, node, NULL ) ) {
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if ( !selfsig )
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selfsig = sig; /* use the first valid sig */
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else if ( sig->timestamp > selfsig->timestamp
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&& sig->sig_class >= selfsig->sig_class )
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selfsig = sig; /* but this one is newer */
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}
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}
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}
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if ( !selfsig )
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return _("invalid"); /* no valid self signature */
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/* watch out for a newer revocation */
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for ( node = uidnode->next; node; node = node->next ) {
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PKT_signature *sig;
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if ( node->pkt->pkttype == PKT_USER_ID
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|| node->pkt->pkttype == PKT_PHOTO_ID
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|| node->pkt->pkttype == PKT_PUBLIC_SUBKEY
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|| node->pkt->pkttype == PKT_SECRET_SUBKEY )
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break;
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if ( node->pkt->pkttype != PKT_SIGNATURE )
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continue;
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sig = node->pkt->pkt.signature;
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if ( mainkid[0] != sig->keyid[0] || mainkid[1] != sig->keyid[1] )
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continue; /* we only care about self-signatures for now */
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if ( sig->sig_class == 0x30
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&& sig->timestamp >= selfsig->timestamp ) {
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if ( !check_key_signature( keyblock, node, NULL ) )
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return _("revoked");
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}
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}
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return NULL; /* UID is valid */
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}
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static void
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list_one( STRLIST names, int secret )
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{
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int rc = 0;
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KBNODE keyblock = NULL;
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GETKEY_CTX ctx;
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if( secret ) {
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rc = get_seckey_bynames( &ctx, NULL, names, &keyblock );
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if( rc ) {
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log_error("error reading key: %s\n", gpg_errstr(rc) );
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get_seckey_end( ctx );
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return;
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}
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do {
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merge_keys_and_selfsig( keyblock );
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list_keyblock( keyblock, 1 );
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release_kbnode( keyblock );
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} while( !get_seckey_next( ctx, NULL, &keyblock ) );
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get_seckey_end( ctx );
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}
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else {
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rc = get_pubkey_bynames( &ctx, NULL, names, &keyblock );
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if( rc ) {
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log_error("error reading key: %s\n", gpg_errstr(rc) );
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get_pubkey_end( ctx );
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return;
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}
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do {
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merge_keys_and_selfsig( keyblock );
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list_keyblock( keyblock, 0 );
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release_kbnode( keyblock );
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} while( !get_pubkey_next( ctx, NULL, &keyblock ) );
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get_pubkey_end( ctx );
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}
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}
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static void
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print_key_data( PKT_public_key *pk, u32 *keyid )
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{
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int n = pk ? pubkey_get_npkey( pk->pubkey_algo ) : 0;
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int i;
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for(i=0; i < n; i++ ) {
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printf("pkd:%d:%u:", i, gcry_mpi_get_nbits( pk->pkey[i] ) );
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mpi_print(stdout, pk->pkey[i], 1 );
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putchar(':');
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putchar('\n');
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}
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}
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static void
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list_keyblock( KBNODE keyblock, int secret )
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{
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int rc = 0;
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KBNODE kbctx;
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KBNODE node;
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PKT_public_key *pk;
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PKT_secret_key *sk;
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u32 keyid[2];
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int any=0;
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int trustletter = 0;
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int ulti_hack = 0;
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/* get the keyid from the keyblock */
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node = find_kbnode( keyblock, secret? PKT_SECRET_KEY : PKT_PUBLIC_KEY );
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if( !node ) {
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log_error("Oops; key lost!\n");
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dump_kbnode( keyblock );
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return;
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}
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if( secret ) {
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pk = NULL;
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sk = node->pkt->pkt.secret_key;
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keyid_from_sk( sk, keyid );
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if( opt.with_colons )
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printf("sec:u:%u:%d:%08lX%08lX:%s:%s:::",
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nbits_from_sk( sk ),
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sk->pubkey_algo,
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(ulong)keyid[0],(ulong)keyid[1],
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datestr_from_sk( sk ),
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sk->expiredate? strtimestamp(sk->expiredate):""
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/* fixme: add LID here */ );
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else
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printf("sec %4u%c/%08lX %s ", nbits_from_sk( sk ),
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pubkey_letter( sk->pubkey_algo ),
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(ulong)keyid[1],
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datestr_from_sk( sk ) );
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}
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else {
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pk = node->pkt->pkt.public_key;
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sk = NULL;
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keyid_from_pk( pk, keyid );
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if( opt.with_colons ) {
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if ( opt.fast_list_mode ) {
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fputs( "pub::", stdout );
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trustletter = 0;
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}
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else {
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trustletter = query_trust_info( pk, NULL );
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if( trustletter == 'u' )
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ulti_hack = 1;
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printf("pub:%c:", trustletter );
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}
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printf("%u:%d:%08lX%08lX:%s:%s:",
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nbits_from_pk( pk ),
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pk->pubkey_algo,
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(ulong)keyid[0],(ulong)keyid[1],
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datestr_from_pk( pk ),
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pk->expiredate? strtimestamp(pk->expiredate):"" );
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if( pk->local_id )
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printf("%lu", pk->local_id );
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putchar(':');
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if( pk->local_id && !opt.fast_list_mode )
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putchar( get_ownertrust_info( pk->local_id ) );
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putchar(':');
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}
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else
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printf("pub %4u%c/%08lX %s ", nbits_from_pk( pk ),
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pubkey_letter( pk->pubkey_algo ),
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(ulong)keyid[1],
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datestr_from_pk( pk ) );
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}
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for( kbctx=NULL; (node=walk_kbnode( keyblock, &kbctx, 0)) ; ) {
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if( node->pkt->pkttype == PKT_USER_ID && !opt.fast_list_mode ) {
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if( any ) {
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if ( opt.with_colons ) {
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byte namehash[20];
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if( pk && !ulti_hack ) {
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if( node->pkt->pkt.user_id->photo ) {
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gcry_md_hash_buffer( GCRY_MD_RMD160, namehash,
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node->pkt->pkt.user_id->name,
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node->pkt->pkt.user_id->len );
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}
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else {
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gcry_md_hash_buffer( GCRY_MD_RMD160, namehash,
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node->pkt->pkt.user_id->name,
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node->pkt->pkt.user_id->len );
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}
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trustletter = query_trust_info( pk, namehash );
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}
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else
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trustletter = 'u';
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printf("uid:%c::::::::", trustletter);
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}
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else
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printf("uid%*s", 28, "");
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}
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if( opt.with_colons ) {
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print_string( stdout, node->pkt->pkt.user_id->name,
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node->pkt->pkt.user_id->len, ':' );
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putchar(':');
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}
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else {
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const char *s = is_uid_valid ( keyblock, node, keyid );
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if ( s )
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printf ("[%s] ", s );
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print_utf8_string( stdout, node->pkt->pkt.user_id->name,
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node->pkt->pkt.user_id->len );
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}
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putchar('\n');
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if( !any ) {
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if( opt.fingerprint )
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fingerprint( pk, sk );
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if( opt.with_key_data )
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print_key_data( pk, keyid );
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any = 1;
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}
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}
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else if( node->pkt->pkttype == PKT_PUBLIC_SUBKEY ) {
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u32 keyid2[2];
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PKT_public_key *pk2 = node->pkt->pkt.public_key;
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if( !any ) {
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putchar('\n');
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if( opt.fingerprint )
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fingerprint( pk, sk ); /* of the main key */
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any = 1;
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}
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keyid_from_pk( pk2, keyid2 );
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if( opt.with_colons ) {
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if ( opt.fast_list_mode ) {
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fputs( "sub::", stdout );
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}
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else {
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printf("sub:%c:", trustletter );
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}
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printf("%u:%d:%08lX%08lX:%s:%s:",
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nbits_from_pk( pk2 ),
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pk2->pubkey_algo,
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(ulong)keyid2[0],(ulong)keyid2[1],
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datestr_from_pk( pk2 ),
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pk2->expiredate? strtimestamp(pk2->expiredate):""
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/* fixme: add LID and ownertrust here */
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);
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if( pk->local_id ) /* use the local_id of the main key??? */
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printf("%lu", pk->local_id );
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putchar(':');
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putchar(':');
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putchar('\n');
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}
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else {
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printf("sub %4u%c/%08lX %s", nbits_from_pk( pk2 ),
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pubkey_letter( pk2->pubkey_algo ),
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(ulong)keyid2[1],
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datestr_from_pk( pk2 ) );
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if( pk2->expiredate ) {
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printf(_(" [expires: %s]"), expirestr_from_pk( pk2 ) );
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}
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putchar('\n');
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}
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if( opt.fingerprint > 1 )
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fingerprint( pk2, NULL );
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if( opt.with_key_data )
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print_key_data( pk2, keyid2 );
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}
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else if( node->pkt->pkttype == PKT_SECRET_SUBKEY ) {
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u32 keyid2[2];
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PKT_secret_key *sk2 = node->pkt->pkt.secret_key;
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if( !any ) {
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putchar('\n');
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if( opt.fingerprint )
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fingerprint( pk, sk ); /* of the main key */
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any = 1;
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}
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keyid_from_sk( sk2, keyid2 );
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if( opt.with_colons )
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printf("ssb::%u:%d:%08lX%08lX:%s:%s:::\n",
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nbits_from_sk( sk2 ),
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sk2->pubkey_algo,
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(ulong)keyid2[0],(ulong)keyid2[1],
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datestr_from_sk( sk2 ),
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sk2->expiredate? strtimestamp(sk2->expiredate):""
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/* fixme: add LID */
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);
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else
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printf("ssb %4u%c/%08lX %s\n", nbits_from_sk( sk2 ),
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pubkey_letter( sk2->pubkey_algo ),
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(ulong)keyid2[1],
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datestr_from_sk( sk2 ) );
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if( opt.fingerprint > 1 )
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fingerprint( NULL, sk2 );
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}
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else if( opt.list_sigs && node->pkt->pkttype == PKT_SIGNATURE ) {
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PKT_signature *sig = node->pkt->pkt.signature;
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int sigrc;
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char *sigstr;
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if( !any ) { /* no user id, (maybe a revocation follows)*/
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if( sig->sig_class == 0x20 )
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puts("[revoked]");
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else if( sig->sig_class == 0x18 )
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puts("[key binding]");
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else if( sig->sig_class == 0x28 )
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puts("[subkey revoked]");
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else
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putchar('\n');
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if( opt.fingerprint )
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fingerprint( pk, sk );
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any=1;
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}
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if( sig->sig_class == 0x20 || sig->sig_class == 0x28
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|| sig->sig_class == 0x30 )
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sigstr = "rev";
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else if( (sig->sig_class&~3) == 0x10 )
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sigstr = "sig";
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else if( sig->sig_class == 0x18 )
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sigstr = "sig";
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else {
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if( opt.with_colons )
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printf("sig::::::::::%02x:\n",sig->sig_class );
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else
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printf("sig "
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"[unexpected signature class 0x%02x]\n",sig->sig_class );
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continue;
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}
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if( opt.check_sigs ) {
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fflush(stdout);
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rc = check_key_signature( keyblock, node, NULL );
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switch( rc ) {
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case 0: sigrc = '!'; break;
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case GPGERR_BAD_SIGN: sigrc = '-'; break;
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case GPGERR_NO_PUBKEY: sigrc = '?'; break;
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default: sigrc = '%'; break;
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}
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}
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else {
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rc = 0;
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sigrc = ' ';
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}
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fputs( sigstr, stdout );
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if( opt.with_colons ) {
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putchar(':');
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if( sigrc != ' ' )
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putchar(sigrc);
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printf("::%d:%08lX%08lX:%s::::", sig->pubkey_algo,
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(ulong)sig->keyid[0],
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(ulong)sig->keyid[1], datestr_from_sig(sig));
|
|
}
|
|
else
|
|
printf("%c %08lX %s ",
|
|
sigrc, (ulong)sig->keyid[1], datestr_from_sig(sig));
|
|
if( sigrc == '%' )
|
|
printf("[%s] ", gpg_errstr(rc) );
|
|
else if( sigrc == '?' )
|
|
;
|
|
else if ( !opt.fast_list_mode ) {
|
|
size_t n;
|
|
char *p = get_user_id( sig->keyid, &n );
|
|
if( opt.with_colons )
|
|
print_string( stdout, p, n, ':' );
|
|
else
|
|
print_utf8_string( stdout, p, n );
|
|
gcry_free(p);
|
|
}
|
|
if( opt.with_colons )
|
|
printf(":%02x:", sig->sig_class );
|
|
putchar('\n');
|
|
/* FIXME: check or list other sigs here (subpkt PRIV_ADD_SIG)*/
|
|
}
|
|
}
|
|
if( !any ) {/* oops, no user id */
|
|
if( opt.with_colons )
|
|
putchar(':');
|
|
putchar('\n');
|
|
}
|
|
else if( !opt.with_colons )
|
|
putchar('\n'); /* separator line */
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
fingerprint( PKT_public_key *pk, PKT_secret_key *sk )
|
|
{
|
|
byte *array, *p;
|
|
size_t i, n;
|
|
|
|
p = array = pk? fingerprint_from_pk( pk, NULL, &n )
|
|
: fingerprint_from_sk( sk, NULL, &n );
|
|
if( opt.with_colons ) {
|
|
printf("fpr:::::::::");
|
|
for(i=0; i < n ; i++, p++ )
|
|
printf("%02X", *p );
|
|
putchar(':');
|
|
}
|
|
else {
|
|
printf(" Key fingerprint =");
|
|
if( n == 20 ) {
|
|
for(i=0; i < n ; i++, i++, p += 2 ) {
|
|
if( i == 10 )
|
|
putchar(' ');
|
|
printf(" %02X%02X", *p, p[1] );
|
|
}
|
|
}
|
|
else {
|
|
for(i=0; i < n ; i++, p++ ) {
|
|
if( i && !(i%8) )
|
|
putchar(' ');
|
|
printf(" %02X", *p );
|
|
}
|
|
}
|
|
}
|
|
putchar('\n');
|
|
gcry_free(array);
|
|
}
|
|
|