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Diffstat (limited to '')
| -rw-r--r-- | g10/import.c | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/g10/import.c b/g10/import.c new file mode 100644 index 000000000..91140d459 --- /dev/null +++ b/g10/import.c @@ -0,0 +1,146 @@ +/* import.c + * Copyright (c) 1998 by Werner Koch (dd9jn) + * + * This file is part of G10. + * + * G10 is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * G10 is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA + */ + +#include <config.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <errno.h> +#include <assert.h> + +#include "options.h" +#include "packet.h" +#include "errors.h" +#include "keydb.h" +#include "memory.h" +#include "util.h" +#include "trustdb.h" + + +/**************** + * Import the public keys from the given filename. + * Import is a somewhat misleading name, as we (only) add informations + * about the public keys into aout trustdb. + * + * NOTE: this function is not really needed and will be changed to + * a function which reads a plain textfile, describing a public + * key and its associated ownertrust. This can be used (together + * with the export function) to make a backup of the assigned + * ownertrusts. + */ +int +import_pubkeys( const char *filename ) +{ + int rc; + PACKET pkt; + int save_mode; + ulong offset; + IOBUF iobuf = NULL; + + init_packet(&pkt); + save_mode = set_packet_list_mode(0); + + if( !(iobuf = iobuf_open( filename )) ) { + rc = G10ERR_KEYRING_OPEN; + goto leave; + } + + while( !(rc=search_packet(iobuf, &pkt, PKT_PUBLIC_CERT, &offset)) ) { + PKT_public_cert *pkc = pkt.pkt.public_cert; + u32 keyid[2]; + int otrust; + + assert( pkt.pkttype == PKT_PUBLIC_CERT ); + + keyid_from_pkc( pkc, keyid ); + rc = get_ownertrust( pkc, &otrust ); + if( rc && rc != -1 ) { + log_error("error getting otrust of %08lX: %s\n", + keyid[1], g10_errstr(rc) ); + } + else if( rc == -1 ) { /* No pubkey in trustDB: Insert */ + rc = insert_trust_record( pkc ); + if( rc ) { + log_error("failed to insert it into the trustdb: %s\n", + g10_errstr(rc) ); + } + else { + rc = get_ownertrust( pkc, &otrust ); + if( rc ) + log_fatal("failed to reread the pubkey record: %s\n", + g10_errstr(rc) ); + log_info("key %08lX inserted in trustdb (localid=%lu)\n", + keyid[1], pkc->local_id ); + } + } + else + log_info("key %08lX already in trustdb (localid=%lu)\n", + keyid[1], pkc->local_id ); + + free_packet(&pkt); + } + + iobuf_close(iobuf); + if( !(iobuf = iobuf_open( filename )) ) { + rc = G10ERR_KEYRING_OPEN; + goto leave; + } + + while( !(rc=search_packet(iobuf, &pkt, PKT_PUBLIC_CERT, &offset)) ) { + PKT_public_cert *pkc = pkt.pkt.public_cert; + u32 keyid[2]; + int trustlevel; + + assert( pkt.pkttype == PKT_PUBLIC_CERT ); + + keyid_from_pkc( pkc, keyid ); + rc = check_pkc_trust( pkc, &trustlevel ); + if( rc ) { + log_error("error checking trust of %08lX: %s\n", + keyid[1], g10_errstr(rc) ); + } + else if( trustlevel & TRUST_NO_PUBKEY ) { + /* No pubkey in trustDB: Insert and check again */ + rc = insert_trust_record( pkc ); + if( rc ) { + log_error("failed to insert it into the trustdb: %s\n", + g10_errstr(rc) ); + } + else { + rc = check_pkc_trust( pkc, &trustlevel ); + if( rc ) + log_fatal("trust check after insert failed: %s\n", + g10_errstr(rc) ); + if( trustlevel & TRUST_NO_PUBKEY ) + BUG(); + } + } + + free_packet(&pkt); + } + + leave: + iobuf_close(iobuf); + free_packet(&pkt); + set_packet_list_mode(save_mode); + return rc; +} + + |