mirror of
git://git.gnupg.org/gnupg.git
synced 2024-12-23 10:29:58 +01:00
e18e3875b7
* import.c (print_imported_summary): New. (check_and_store): Update the counters, take new argument. (import_one): Factored out core of gpgsm_import. (gpgsm_import): Print counters. (gpgsm_import_files): New. * gpgsm.c (main): Use the new function for import.
308 lines
7.6 KiB
C
308 lines
7.6 KiB
C
/* import.c - Import certificates
|
||
* Copyright (C) 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 <unistd.h>
|
||
#include <time.h>
|
||
#include <assert.h>
|
||
|
||
#include <gcrypt.h>
|
||
#include <ksba.h>
|
||
|
||
#include "gpgsm.h"
|
||
#include "keydb.h"
|
||
#include "i18n.h"
|
||
|
||
struct stats_s {
|
||
unsigned long count;
|
||
unsigned long skipped_new_keys;
|
||
unsigned long imported;
|
||
unsigned long unchanged;
|
||
};
|
||
|
||
|
||
|
||
static void
|
||
print_imported_status (CTRL ctrl, KsbaCert cert)
|
||
{
|
||
char *fpr;
|
||
|
||
fpr = gpgsm_get_fingerprint_hexstring (cert, GCRY_MD_SHA1);
|
||
gpgsm_status2 (ctrl, STATUS_IMPORTED, fpr, "[X.509]", NULL);
|
||
xfree (fpr);
|
||
}
|
||
|
||
|
||
void
|
||
print_imported_summary (CTRL ctrl, struct stats_s *stats)
|
||
{
|
||
char buf[13*25];
|
||
|
||
if (!opt.quiet)
|
||
{
|
||
log_info (_("total number processed: %lu\n"), stats->count);
|
||
if (stats->skipped_new_keys)
|
||
log_info(_(" skipped new keys: %lu\n"), stats->skipped_new_keys );
|
||
if (stats->imported)
|
||
{
|
||
log_info (_(" imported: %lu"), stats->imported );
|
||
log_printf ("\n");
|
||
}
|
||
if (stats->unchanged)
|
||
log_info (_(" unchanged: %lu\n"), stats->unchanged);
|
||
}
|
||
|
||
sprintf (buf, "%lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu",
|
||
stats->count,
|
||
0l, /*stats->no_user_id*/
|
||
stats->imported,
|
||
0l, /*stats->imported_rsa*/
|
||
stats->unchanged,
|
||
0l, /*stats->n_uids*/
|
||
0l, /*stats->n_subk*/
|
||
0l, /*stats->n_sigs*/
|
||
0l, /*stats->n_revoc*/
|
||
0l, /*stats->secret_read*/
|
||
0l, /*stats->secret_imported*/
|
||
0l, /*stats->secret_dups*/
|
||
stats->skipped_new_keys
|
||
);
|
||
gpgsm_status (ctrl, STATUS_IMPORT_RES, buf);
|
||
}
|
||
|
||
|
||
|
||
static void
|
||
check_and_store (CTRL ctrl, struct stats_s *stats, KsbaCert cert, int depth)
|
||
{
|
||
stats->count++;
|
||
if ( !gpgsm_basic_cert_check (cert) )
|
||
{
|
||
int existed;
|
||
|
||
if (!keydb_store_cert (cert, 0, &existed))
|
||
{
|
||
KsbaCert next = NULL;
|
||
|
||
if (!existed)
|
||
{
|
||
print_imported_status (ctrl, cert);
|
||
stats->imported++;
|
||
}
|
||
else
|
||
stats->unchanged++;
|
||
|
||
if (opt.verbose > 1 && existed)
|
||
{
|
||
if (depth)
|
||
log_info ("issuer certificate already in DB\n");
|
||
else
|
||
log_info ("certificate already in DB\n");
|
||
}
|
||
else if (opt.verbose && !existed)
|
||
{
|
||
if (depth)
|
||
log_info ("issuer certificate imported\n");
|
||
else
|
||
log_info ("certificate imported\n");
|
||
}
|
||
/* Now lets walk up the chain and import all certificates up
|
||
the chain.*/
|
||
if ( depth >= 50 )
|
||
log_error (_("certificate chain too long\n"));
|
||
else if (!gpgsm_walk_cert_chain (cert, &next))
|
||
{
|
||
check_and_store (ctrl, stats, next, depth+1);
|
||
ksba_cert_release (next);
|
||
}
|
||
}
|
||
else
|
||
log_error (_("error storing certificate\n"));
|
||
}
|
||
else
|
||
log_error (_("basic certificate checks failed - not imported\n"));
|
||
}
|
||
|
||
|
||
|
||
|
||
static int
|
||
import_one (CTRL ctrl, struct stats_s *stats, int in_fd)
|
||
{
|
||
int rc;
|
||
Base64Context b64reader = NULL;
|
||
KsbaReader reader;
|
||
KsbaCert cert = NULL;
|
||
KsbaCMS cms = NULL;
|
||
FILE *fp = NULL;
|
||
KsbaContentType ct;
|
||
|
||
fp = fdopen ( dup (in_fd), "rb");
|
||
if (!fp)
|
||
{
|
||
log_error ("fdopen() failed: %s\n", strerror (errno));
|
||
rc = seterr (IO_Error);
|
||
goto leave;
|
||
}
|
||
|
||
rc = gpgsm_create_reader (&b64reader, ctrl, fp, &reader);
|
||
if (rc)
|
||
{
|
||
log_error ("can't create reader: %s\n", gnupg_strerror (rc));
|
||
goto leave;
|
||
}
|
||
|
||
ct = ksba_cms_identify (reader);
|
||
if (ct == KSBA_CT_SIGNED_DATA)
|
||
{ /* This is probably a signed-only message - import the certs */
|
||
KsbaStopReason stopreason;
|
||
int i;
|
||
|
||
cms = ksba_cms_new ();
|
||
if (!cms)
|
||
{
|
||
rc = seterr (Out_Of_Core);
|
||
goto leave;
|
||
}
|
||
|
||
rc = ksba_cms_set_reader_writer (cms, reader, NULL);
|
||
if (rc)
|
||
{
|
||
log_error ("ksba_cms_set_reader_writer failed: %s\n",
|
||
ksba_strerror (rc));
|
||
rc = map_ksba_err (rc);
|
||
goto leave;
|
||
}
|
||
|
||
|
||
do
|
||
{
|
||
rc = ksba_cms_parse (cms, &stopreason);
|
||
if (rc)
|
||
{
|
||
log_error ("ksba_cms_parse failed: %s\n", ksba_strerror (rc));
|
||
rc = map_ksba_err (rc);
|
||
goto leave;
|
||
}
|
||
|
||
if (stopreason == KSBA_SR_BEGIN_DATA)
|
||
log_info ("not a certs-only message\n");
|
||
}
|
||
while (stopreason != KSBA_SR_READY);
|
||
|
||
for (i=0; (cert=ksba_cms_get_cert (cms, i)); i++)
|
||
{
|
||
check_and_store (ctrl, stats, cert, 0);
|
||
ksba_cert_release (cert);
|
||
cert = NULL;
|
||
}
|
||
if (!i)
|
||
log_error ("no certificate found\n");
|
||
}
|
||
else if (ct == KSBA_CT_NONE)
|
||
{ /* Failed to identify this message - assume a certificate */
|
||
|
||
cert = ksba_cert_new ();
|
||
if (!cert)
|
||
{
|
||
rc = seterr (Out_Of_Core);
|
||
goto leave;
|
||
}
|
||
|
||
rc = ksba_cert_read_der (cert, reader);
|
||
if (rc)
|
||
{
|
||
rc = map_ksba_err (rc);
|
||
goto leave;
|
||
}
|
||
|
||
check_and_store (ctrl, stats, cert, 0);
|
||
}
|
||
else
|
||
{
|
||
log_error ("can't extract certificates from input\n");
|
||
rc = GNUPG_No_Data;
|
||
}
|
||
|
||
leave:
|
||
ksba_cms_release (cms);
|
||
ksba_cert_release (cert);
|
||
gpgsm_destroy_reader (b64reader);
|
||
if (fp)
|
||
fclose (fp);
|
||
return rc;
|
||
}
|
||
|
||
|
||
int
|
||
gpgsm_import (CTRL ctrl, int in_fd)
|
||
{
|
||
int rc;
|
||
struct stats_s stats;
|
||
|
||
memset (&stats, 0, sizeof stats);
|
||
rc = import_one (ctrl, &stats, in_fd);
|
||
print_imported_summary (ctrl, &stats);
|
||
/* If we never printed an error message do it now so that a command
|
||
line invocation will return with an error (log_error keeps a
|
||
global errorcount) */
|
||
if (rc && !log_get_errorcount (0))
|
||
log_error (_("error importing certificate: %s\n"), gnupg_strerror (rc));
|
||
return rc;
|
||
}
|
||
|
||
|
||
int
|
||
gpgsm_import_files (CTRL ctrl, int nfiles, char **files,
|
||
int (*of)(const char *fname))
|
||
{
|
||
int rc = 0;
|
||
struct stats_s stats;
|
||
|
||
memset (&stats, 0, sizeof stats);
|
||
|
||
if (!nfiles)
|
||
rc = import_one (ctrl, &stats, 0);
|
||
else
|
||
{
|
||
for (; nfiles && !rc ; nfiles--, files++)
|
||
{
|
||
int fd = of (*files);
|
||
rc = import_one (ctrl, &stats, fd);
|
||
close (fd);
|
||
if (rc == -1)
|
||
rc = 0;
|
||
}
|
||
}
|
||
print_imported_summary (ctrl, &stats);
|
||
/* If we never printed an error message do it now so that a command
|
||
line invocation will return with an error (log_error keeps a
|
||
global errorcount) */
|
||
if (rc && !log_get_errorcount (0))
|
||
log_error (_("error importing certificate: %s\n"), gnupg_strerror (rc));
|
||
return rc;
|
||
}
|
||
|
||
|