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355c76352a
gnupg/g10/keylist.c
Werner Koch e2c88461fc Fixed a bugs; e.g. in --list-secret-keys
2001-03-27 09:23:14 +00:00

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/* keylist.c
* Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
*
* This file is part of GnuPG.
*
* GnuPG 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.
*
* GnuPG 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"
#include "main.h"
#include "i18n.h"
static void list_all(int);
static void list_one( STRLIST names, int secret);
static void list_keyblock( KBNODE keyblock, int secret );
static void fingerprint( PKT_public_key *pk, PKT_secret_key *sk );
/****************
* List the keys
* If list is NULL, all available keys are listed
*/
void
public_key_list( STRLIST list )
{
if( !list )
list_all(0);
else
list_one( list, 0 );
}
void
secret_key_list( STRLIST list )
{
if( !list )
list_all(1);
else /* List by user id */
list_one( list, 1 );
}
static void
list_all( int secret )
{
KBPOS kbpos;
KBNODE keyblock = NULL;
int rc=0;
int lastresno;
rc = enum_keyblocks( secret? 5:0, &kbpos, &keyblock );
if( rc ) {
if( rc != -1 )
log_error("enum_keyblocks(open) failed: %s\n", g10_errstr(rc) );
goto leave;
}
lastresno = -1;
while( !(rc = enum_keyblocks( 1, &kbpos, &keyblock )) ) {
if( lastresno != kbpos.resno ) {
const char *s = keyblock_resource_name( &kbpos );
int i;
lastresno = kbpos.resno;
printf("%s\n", s );
for(i=strlen(s); i; i-- )
putchar('-');
putchar('\n');
}
merge_keys_and_selfsig( keyblock );
list_keyblock( keyblock, secret );
release_kbnode( keyblock ); keyblock = NULL;
}
if( rc && rc != -1 )
log_error("enum_keyblocks(read) failed: %s\n", g10_errstr(rc));
leave:
enum_keyblocks( 2, &kbpos, &keyblock ); /* close */
release_kbnode( keyblock );
}
static void
list_one( STRLIST names, int secret )
{
int rc = 0;
KBNODE keyblock = NULL;
GETKEY_CTX ctx;
if( secret ) {
rc = get_seckey_bynames( &ctx, NULL, names, &keyblock );
if( rc ) {
log_error("error reading key: %s\n", g10_errstr(rc) );
get_seckey_end( ctx );
return;
}
do {
list_keyblock( keyblock, 1 );
release_kbnode( keyblock );
} while( !get_seckey_next( ctx, NULL, &keyblock ) );
get_seckey_end( ctx );
}
else {
rc = get_pubkey_bynames( &ctx, NULL, names, &keyblock );
if( rc ) {
log_error("error reading key: %s\n", g10_errstr(rc) );
get_pubkey_end( ctx );
return;
}
do {
list_keyblock( keyblock, 0 );
release_kbnode( keyblock );
} while( !get_pubkey_next( ctx, NULL, &keyblock ) );
get_pubkey_end( ctx );
}
}
static void
print_key_data( PKT_public_key *pk, u32 *keyid )
{
int n = pk ? pubkey_get_npkey( pk->pubkey_algo ) : 0;
int i;
for(i=0; i < n; i++ ) {
printf("pkd:%d:%u:", i, mpi_get_nbits( pk->pkey[i] ) );
mpi_print(stdout, pk->pkey[i], 1 );
putchar(':');
putchar('\n');
}
}
static void
print_capabilities (PKT_public_key *pk, PKT_secret_key *sk, KBNODE keyblock)
{
unsigned int usage = pk? pk->pubkey_usage : sk->pubkey_usage;
if ( usage & PUBKEY_USAGE_ENC ) {
putchar ('e');
}
if ( usage & PUBKEY_USAGE_SIG ) {
putchar ('s');
putchar ('c');
}
if ( keyblock ) { /* figure our the usable capabilities */
KBNODE k;
int enc=0, sign=0, cert=0;
for (k=keyblock; k; k = k->next ) {
if ( k->pkt->pkttype == PKT_PUBLIC_KEY
|| k->pkt->pkttype == PKT_PUBLIC_SUBKEY ) {
pk = k->pkt->pkt.public_key;
if ( pk->is_valid && !pk->is_revoked && !pk->has_expired ) {
if ( pk->pubkey_usage & PUBKEY_USAGE_ENC )
enc = 1;
if ( pk->pubkey_usage & PUBKEY_USAGE_SIG )
sign = cert = 1;
}
}
else if ( k->pkt->pkttype == PKT_SECRET_KEY
|| k->pkt->pkttype == PKT_SECRET_SUBKEY ) {
sk = k->pkt->pkt.secret_key;
if ( sk->is_valid && !sk->is_revoked && !sk->has_expired ) {
if ( sk->pubkey_usage & PUBKEY_USAGE_ENC )
enc = 1;
if ( sk->pubkey_usage & PUBKEY_USAGE_SIG )
sign = cert = 1;
}
}
}
if (enc)
putchar ('E');
if (sign)
putchar ('S');
if (cert)
putchar ('C');
}
putchar(':');
}
static void
list_keyblock_print ( KBNODE keyblock, int secret )
{
int rc = 0;
KBNODE kbctx;
KBNODE node;
PKT_public_key *pk;
PKT_secret_key *sk;
u32 keyid[2];
int any=0;
/* get the keyid from the keyblock */
node = find_kbnode( keyblock, secret? PKT_SECRET_KEY : PKT_PUBLIC_KEY );
if( !node ) {
log_error("Oops; key lost!\n");
dump_kbnode( keyblock );
return;
}
if( secret ) {
pk = NULL;
sk = node->pkt->pkt.secret_key;
keyid_from_sk( sk, keyid );
printf("sec %4u%c/%08lX %s ", nbits_from_sk( sk ),
pubkey_letter( sk->pubkey_algo ),
(ulong)keyid[1],
datestr_from_sk( sk ) );
}
else {
pk = node->pkt->pkt.public_key;
sk = NULL;
keyid_from_pk( pk, keyid );
printf("pub %4u%c/%08lX %s ", nbits_from_pk( pk ),
pubkey_letter( pk->pubkey_algo ),
(ulong)keyid[1],
datestr_from_pk( pk ) );
}
for( kbctx=NULL; (node=walk_kbnode( keyblock, &kbctx, 0)) ; ) {
if( node->pkt->pkttype == PKT_USER_ID && !opt.fast_list_mode ) {
if( any )
printf("uid%*s", 28, "");
if ( node->pkt->pkt.user_id->is_revoked )
fputs ("[revoked] ", stdout);
print_utf8_string( stdout, node->pkt->pkt.user_id->name,
node->pkt->pkt.user_id->len );
putchar('\n');
if( !any ) {
if( opt.fingerprint )
fingerprint( pk, sk );
if( opt.with_key_data )
print_key_data( pk, keyid );
any = 1;
}
}
else if( node->pkt->pkttype == PKT_PUBLIC_SUBKEY ) {
u32 keyid2[2];
PKT_public_key *pk2 = node->pkt->pkt.public_key;
if( !any ) {
putchar('\n');
if( opt.fingerprint )
fingerprint( pk, sk ); /* of the main key */
any = 1;
}
keyid_from_pk( pk2, keyid2 );
printf("sub %4u%c/%08lX %s", nbits_from_pk( pk2 ),
pubkey_letter( pk2->pubkey_algo ),
(ulong)keyid2[1],
datestr_from_pk( pk2 ) );
if( pk2->expiredate ) {
printf(_(" [expires: %s]"), expirestr_from_pk( pk2 ) );
}
putchar('\n');
if( opt.fingerprint > 1 )
fingerprint( pk2, NULL );
if( opt.with_key_data )
print_key_data( pk2, keyid2 );
}
else if( node->pkt->pkttype == PKT_SECRET_SUBKEY ) {
u32 keyid2[2];
PKT_secret_key *sk2 = node->pkt->pkt.secret_key;
if( !any ) {
putchar('\n');
if( opt.fingerprint )
fingerprint( pk, sk ); /* of the main key */
any = 1;
}
keyid_from_sk( sk2, keyid2 );
printf("ssb %4u%c/%08lX %s\n", nbits_from_sk( sk2 ),
pubkey_letter( sk2->pubkey_algo ),
(ulong)keyid2[1],
datestr_from_sk( sk2 ) );
if( opt.fingerprint > 1 )
fingerprint( NULL, sk2 );
}
else if( opt.list_sigs && node->pkt->pkttype == PKT_SIGNATURE ) {
PKT_signature *sig = node->pkt->pkt.signature;
int sigrc;
char *sigstr;
if( !any ) { /* no user id, (maybe a revocation follows)*/
if( sig->sig_class == 0x20 )
puts("[revoked]");
else if( sig->sig_class == 0x18 )
puts("[key binding]");
else if( sig->sig_class == 0x28 )
puts("[subkey revoked]");
else
putchar('\n');
if( opt.fingerprint )
fingerprint( pk, sk );
any=1;
}
if( sig->sig_class == 0x20 || sig->sig_class == 0x28
|| sig->sig_class == 0x30 )
sigstr = "rev";
else if( (sig->sig_class&~3) == 0x10 )
sigstr = "sig";
else if( sig->sig_class == 0x18 )
sigstr = "sig";
else {
printf("sig "
"[unexpected signature class 0x%02x]\n",sig->sig_class );
continue;
}
if( opt.check_sigs ) {
fflush(stdout);
rc = check_key_signature( keyblock, node, NULL );
switch( rc ) {
case 0: sigrc = '!'; break;
case G10ERR_BAD_SIGN: sigrc = '-'; break;
case G10ERR_NO_PUBKEY:
case G10ERR_UNU_PUBKEY: sigrc = '?'; break;
default: sigrc = '%'; break;
}
}
else {
rc = 0;
sigrc = ' ';
}
fputs( sigstr, stdout );
printf("%c %08lX %s ",
sigrc, (ulong)sig->keyid[1], datestr_from_sig(sig));
if( sigrc == '%' )
printf("[%s] ", g10_errstr(rc) );
else if( sigrc == '?' )
;
else if ( !opt.fast_list_mode ) {
size_t n;
char *p = get_user_id( sig->keyid, &n );
print_utf8_string( stdout, p, n );
m_free(p);
}
putchar('\n');
/* fixme: check or list other sigs here */
}
}
putchar('\n');
}
static void
list_keyblock_colon( KBNODE keyblock, int secret )
{
int rc = 0;
KBNODE kbctx;
KBNODE node;
PKT_public_key *pk;
PKT_secret_key *sk;
u32 keyid[2];
int any=0;
int trustletter = 0;
int ulti_hack = 0;
/* get the keyid from the keyblock */
node = find_kbnode( keyblock, secret? PKT_SECRET_KEY : PKT_PUBLIC_KEY );
if( !node ) {
log_error("Oops; key lost!\n");
dump_kbnode( keyblock );
return;
}
if( secret ) {
pk = NULL;
sk = node->pkt->pkt.secret_key;
keyid_from_sk( sk, keyid );
printf("sec:u:%u:%d:%08lX%08lX:%s:%s:::",
nbits_from_sk( sk ),
sk->pubkey_algo,
(ulong)keyid[0],(ulong)keyid[1],
datestr_from_sk( sk ),
sk->expiredate? strtimestamp(sk->expiredate):""
/* fixme: add LID here */ );
}
else {
pk = node->pkt->pkt.public_key;
sk = NULL;
keyid_from_pk( pk, keyid );
fputs( "pub:", stdout );
trustletter = 0;
if ( !pk->is_valid )
putchar ('i');
else if ( pk->is_revoked )
putchar ('r');
else if ( pk->has_expired )
putchar ('e');
else if ( opt.fast_list_mode || opt.no_expensive_trust_checks )
;
else {
trustletter = query_trust_info( pk, NULL );
if( trustletter == 'u' )
ulti_hack = 1;
putchar(trustletter);
}
printf(":%u:%d:%08lX%08lX:%s:%s:",
nbits_from_pk( pk ),
pk->pubkey_algo,
(ulong)keyid[0],(ulong)keyid[1],
datestr_from_pk( pk ),
pk->expiredate? strtimestamp(pk->expiredate):"" );
if( pk->local_id )
printf("%lu", pk->local_id );
putchar(':');
if( pk->local_id && !opt.fast_list_mode
&& !opt.no_expensive_trust_checks )
putchar( get_ownertrust_info( pk->local_id ) );
putchar(':');
}
if (opt.fixed_list_mode) {
/* do not merge the first uid with the primary key */
putchar(':');
putchar(':');
print_capabilities (pk, sk, keyblock);
putchar('\n');
if( opt.fingerprint )
fingerprint( pk, sk );
if( opt.with_key_data )
print_key_data( pk, keyid );
any = 1;
}
for( kbctx=NULL; (node=walk_kbnode( keyblock, &kbctx, 0)) ; ) {
if( node->pkt->pkttype == PKT_USER_ID && !opt.fast_list_mode ) {
/*
* Fixme: We need a is_valid flag here too
*/
if( any ) {
if ( node->pkt->pkt.user_id->is_revoked )
printf("uid:r::::::::");
else if ( opt.no_expensive_trust_checks ) {
printf("uid:::::::::");
}
else {
byte namehash[20];
if( pk && !ulti_hack ) {
if( node->pkt->pkt.user_id->photo )
rmd160_hash_buffer( namehash,
node->pkt->pkt.user_id->photo,
node->pkt->pkt.user_id->photolen);
else
rmd160_hash_buffer( namehash,
node->pkt->pkt.user_id->name,
node->pkt->pkt.user_id->len );
trustletter = query_trust_info( pk, namehash );
}
else
trustletter = 'u';
printf("uid:%c::::::::", trustletter);
}
}
print_string( stdout, node->pkt->pkt.user_id->name,
node->pkt->pkt.user_id->len, ':' );
putchar(':');
if (any)
putchar('\n');
else {
putchar(':');
print_capabilities (pk, sk, keyblock);
putchar('\n');
if( opt.fingerprint )
fingerprint( pk, sk );
if( opt.with_key_data )
print_key_data( pk, keyid );
any = 1;
}
}
else if( node->pkt->pkttype == PKT_PUBLIC_SUBKEY ) {
u32 keyid2[2];
PKT_public_key *pk2 = node->pkt->pkt.public_key;
if( !any ) {
putchar(':');
putchar(':');
print_capabilities (pk, sk, keyblock);
putchar('\n');
if( opt.fingerprint )
fingerprint( pk, sk ); /* of the main key */
any = 1;
}
keyid_from_pk( pk2, keyid2 );
fputs ("sub:", stdout );
if ( !pk2->is_valid )
putchar ('i');
else if ( pk2->is_revoked )
putchar ('r');
else if ( pk2->has_expired )
putchar ('e');
else if ( opt.fast_list_mode || opt.no_expensive_trust_checks )
;
else {
printf("%c", trustletter );
}
printf(":%u:%d:%08lX%08lX:%s:%s:",
nbits_from_pk( pk2 ),
pk2->pubkey_algo,
(ulong)keyid2[0],(ulong)keyid2[1],
datestr_from_pk( pk2 ),
pk2->expiredate? strtimestamp(pk2->expiredate):""
/* fixme: add LID and ownertrust here */
);
if( pk->local_id ) /* use the local_id of the main key??? */
printf("%lu", pk->local_id );
putchar(':');
putchar(':');
putchar(':');
putchar(':');
print_capabilities (pk2, NULL, NULL);
putchar('\n');
if( opt.fingerprint > 1 )
fingerprint( pk2, NULL );
if( opt.with_key_data )
print_key_data( pk2, keyid2 );
}
else if( node->pkt->pkttype == PKT_SECRET_SUBKEY ) {
u32 keyid2[2];
PKT_secret_key *sk2 = node->pkt->pkt.secret_key;
if( !any ) {
putchar(':');
putchar(':');
print_capabilities (pk, sk, keyblock);
putchar('\n');
if( opt.fingerprint )
fingerprint( pk, sk ); /* of the main key */
any = 1;
}
keyid_from_sk( sk2, keyid2 );
printf("ssb::%u:%d:%08lX%08lX:%s:%s:::::",
nbits_from_sk( sk2 ),
sk2->pubkey_algo,
(ulong)keyid2[0],(ulong)keyid2[1],
datestr_from_sk( sk2 ),
sk2->expiredate? strtimestamp(sk2->expiredate):""
/* fixme: add LID */ );
print_capabilities (NULL, sk2, NULL);
putchar ('\n');
if( opt.fingerprint > 1 )
fingerprint( NULL, sk2 );
}
else if( opt.list_sigs && node->pkt->pkttype == PKT_SIGNATURE ) {
PKT_signature *sig = node->pkt->pkt.signature;
int sigrc;
char *sigstr;
if( !any ) { /* no user id, (maybe a revocation follows)*/
if( sig->sig_class == 0x20 )
fputs("[revoked]:", stdout);
else if( sig->sig_class == 0x18 )
fputs("[key binding]:", stdout);
else if( sig->sig_class == 0x28 )
fputs("[subkey revoked]:", stdout);
else
putchar (':');
putchar(':');
print_capabilities (pk, sk, keyblock);
putchar('\n');
if( opt.fingerprint )
fingerprint( pk, sk );
any=1;
}
if( sig->sig_class == 0x20 || sig->sig_class == 0x28
|| sig->sig_class == 0x30 )
sigstr = "rev";
else if( (sig->sig_class&~3) == 0x10 )
sigstr = "sig";
else if( sig->sig_class == 0x18 )
sigstr = "sig";
else {
printf("sig::::::::::%02x:\n",sig->sig_class );
continue;
}
if( opt.check_sigs ) {
fflush(stdout);
rc = check_key_signature( keyblock, node, NULL );
switch( rc ) {
case 0: sigrc = '!'; break;
case G10ERR_BAD_SIGN: sigrc = '-'; break;
case G10ERR_NO_PUBKEY:
case G10ERR_UNU_PUBKEY: sigrc = '?'; break;
default: sigrc = '%'; break;
}
}
else {
rc = 0;
sigrc = ' ';
}
fputs( sigstr, stdout );
putchar(':');
if( sigrc != ' ' )
putchar(sigrc);
printf("::%d:%08lX%08lX:%s::::", sig->pubkey_algo,
(ulong)sig->keyid[0],
(ulong)sig->keyid[1], datestr_from_sig(sig));
if( sigrc == '%' )
printf("[%s] ", g10_errstr(rc) );
else if( sigrc == '?' )
;
else if ( !opt.fast_list_mode ) {
size_t n;
char *p = get_user_id( sig->keyid, &n );
print_string( stdout, p, n, ':' );
m_free(p);
}
printf(":%02x:\n", sig->sig_class );
/* fixme: check or list other sigs here */
}
}
if( !any ) {/* oops, no user id */
putchar(':');
putchar(':');
print_capabilities (pk, sk, keyblock);
putchar('\n');
}
}
/*
* Reorder the keyblock so that the primary user ID comes first.
* Fixme: Replace this by a generic sort function.
*/
static void
reorder_keyblock (KBNODE keyblock)
{
KBNODE primary = NULL, primary0 = NULL, primary2 = NULL;
KBNODE last, node;
for (node=keyblock; node; primary0=node, node = node->next) {
if( node->pkt->pkttype == PKT_USER_ID
&& node->pkt->pkt.user_id->is_primary ) {
primary = primary2 = node;
for (node=node->next; node; primary2=node, node = node->next ) {
if( node->pkt->pkttype == PKT_USER_ID
|| node->pkt->pkttype == PKT_PHOTO_ID
|| node->pkt->pkttype == PKT_PUBLIC_SUBKEY
|| node->pkt->pkttype == PKT_SECRET_SUBKEY ) {
break;
}
}
break;
}
}
if ( !primary )
return; /* no primary key flag found (should not happen) */
for (last=NULL, node=keyblock; node; last = node, node = node->next) {
if( node->pkt->pkttype == PKT_USER_ID )
break;
}
assert (node);
assert (last); /* the user ID is never the first packet */
assert (primary0); /* ditto (this is the node before primary) */
if ( node == primary )
return; /* already the first one */
last->next = primary;
primary0->next = primary2->next;
primary2->next = node;
}
static void
list_keyblock( KBNODE keyblock, int secret )
{
log_debug ("before reorder:\n");
dump_kbnode (keyblock);
reorder_keyblock (keyblock);
log_debug ("after reorder:\n");
dump_kbnode (keyblock);
if (opt.with_colons)
list_keyblock_colon (keyblock, secret );
else
list_keyblock_print (keyblock, secret );
}
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');
m_free(array);
}
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