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-rw-r--r--g10/tdbdump.c240
1 files changed, 240 insertions, 0 deletions
diff --git a/g10/tdbdump.c b/g10/tdbdump.c
new file mode 100644
index 0000000..a86558b
--- /dev/null
+++ b/g10/tdbdump.c
@@ -0,0 +1,240 @@
+/* tdbdump.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 3 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, see <https://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include <ctype.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+#include "gpg.h"
+#include "../common/status.h"
+#include "../common/iobuf.h"
+#include "keydb.h"
+#include "../common/util.h"
+#include "trustdb.h"
+#include "options.h"
+#include "packet.h"
+#include "main.h"
+#include "../common/i18n.h"
+#include "tdbio.h"
+
+
+#define HEXTOBIN(x) ( (x) >= '0' && (x) <= '9' ? ((x)-'0') : \
+ (x) >= 'A' && (x) <= 'F' ? ((x)-'A'+10) : ((x)-'a'+10))
+
+
+/*
+ * Write a record; die on error.
+ */
+static void
+write_record (ctrl_t ctrl, TRUSTREC *rec)
+{
+ int rc = tdbio_write_record (ctrl, rec);
+ if( !rc )
+ return;
+ log_error(_("trust record %lu, type %d: write failed: %s\n"),
+ rec->recnum, rec->rectype, gpg_strerror (rc) );
+ tdbio_invalid();
+}
+
+
+/*
+ * Dump the entire trustdb to FP or only the entries of one key.
+ */
+void
+list_trustdb (ctrl_t ctrl, estream_t fp, const char *username)
+{
+ TRUSTREC rec;
+
+ (void)username;
+
+ init_trustdb (ctrl, 0);
+ /* For now we ignore the user ID. */
+ if (1)
+ {
+ ulong recnum;
+ int i;
+
+ es_fprintf (fp, "TrustDB: %s\n", tdbio_get_dbname ());
+ for (i = 9 + strlen (tdbio_get_dbname()); i > 0; i-- )
+ es_fputc ('-', fp);
+ es_putc ('\n', fp);
+ for (recnum=0; !tdbio_read_record (recnum, &rec, 0); recnum++)
+ tdbio_dump_record (&rec, fp);
+ }
+}
+
+
+
+
+
+/****************
+ * Print a list of all defined owner trust value.
+ */
+void
+export_ownertrust (ctrl_t ctrl)
+{
+ TRUSTREC rec;
+ ulong recnum;
+ int i;
+ byte *p;
+
+ init_trustdb (ctrl, 0);
+ es_printf (_("# List of assigned trustvalues, created %s\n"
+ "# (Use \"gpg --import-ownertrust\" to restore them)\n"),
+ asctimestamp( make_timestamp() ) );
+ for (recnum=0; !tdbio_read_record (recnum, &rec, 0); recnum++ )
+ {
+ if (rec.rectype == RECTYPE_TRUST)
+ {
+ /* Skip records with no ownertrust set or those with trust
+ * set via --trusted-key. */
+ if (!rec.r.trust.ownertrust || (rec.r.trust.flags & 1))
+ continue;
+ p = rec.r.trust.fingerprint;
+ for (i=0; i < 20; i++, p++ )
+ es_printf("%02X", *p );
+ es_printf (":%u:\n", (unsigned int)rec.r.trust.ownertrust );
+ }
+ }
+}
+
+
+void
+import_ownertrust (ctrl_t ctrl, const char *fname )
+{
+ estream_t fp;
+ int is_stdin=0;
+ char line[256];
+ char *p;
+ size_t n, fprlen;
+ unsigned int otrust;
+ byte fpr[20];
+ int any = 0;
+ int rc;
+
+ init_trustdb (ctrl, 0);
+ if( iobuf_is_pipe_filename (fname) ) {
+ fp = es_stdin;
+ fname = "[stdin]";
+ is_stdin = 1;
+ }
+ else if( !(fp = es_fopen( fname, "r" )) ) {
+ log_error ( _("can't open '%s': %s\n"), fname, strerror(errno) );
+ return;
+ }
+
+ if (is_secured_file (es_fileno (fp)))
+ {
+ es_fclose (fp);
+ gpg_err_set_errno (EPERM);
+ log_error (_("can't open '%s': %s\n"), fname, strerror(errno) );
+ return;
+ }
+
+ while (es_fgets (line, DIM(line)-1, fp)) {
+ TRUSTREC rec;
+
+ if( !*line || *line == '#' )
+ continue;
+ n = strlen(line);
+ if( line[n-1] != '\n' ) {
+ log_error (_("error in '%s': %s\n"), fname, _("line too long") );
+ /* ... or last line does not have a LF */
+ break; /* can't continue */
+ }
+ for(p = line; *p && *p != ':' ; p++ )
+ if( !hexdigitp(p) )
+ break;
+ if( *p != ':' ) {
+ log_error (_("error in '%s': %s\n"), fname, _("colon missing") );
+ continue;
+ }
+ fprlen = p - line;
+ if( fprlen != 32 && fprlen != 40 ) {
+ log_error (_("error in '%s': %s\n"),
+ fname, _("invalid fingerprint") );
+ continue;
+ }
+ if( sscanf(p, ":%u:", &otrust ) != 1 ) {
+ log_error (_("error in '%s': %s\n"),
+ fname, _("ownertrust value missing"));
+ continue;
+ }
+ if( !otrust )
+ continue; /* no otrust defined - no need to update or insert */
+ /* convert the ascii fingerprint to binary */
+ for(p=line, fprlen=0; fprlen < 20 && *p != ':'; p += 2 )
+ fpr[fprlen++] = HEXTOBIN(p[0]) * 16 + HEXTOBIN(p[1]);
+ while (fprlen < 20)
+ fpr[fprlen++] = 0;
+
+ rc = tdbio_search_trust_byfpr (ctrl, fpr, &rec);
+ if( !rc ) { /* found: update */
+ if (rec.r.trust.ownertrust != otrust)
+ {
+ if (!opt.quiet)
+ {
+ if( rec.r.trust.ownertrust )
+ log_info("changing ownertrust from %u to %u\n",
+ rec.r.trust.ownertrust, otrust );
+ else
+ log_info("setting ownertrust to %u\n", otrust );
+ }
+ rec.r.trust.ownertrust = otrust;
+ rec.r.trust.flags &= ~(rec.r.trust.flags & 1);
+ write_record (ctrl, &rec);
+ any = 1;
+ }
+ }
+ else if (gpg_err_code (rc) == GPG_ERR_NOT_FOUND) { /* insert */
+ if (!opt.quiet)
+ log_info("inserting ownertrust of %u\n", otrust );
+ memset (&rec, 0, sizeof rec);
+ rec.recnum = tdbio_new_recnum (ctrl);
+ rec.rectype = RECTYPE_TRUST;
+ memcpy (rec.r.trust.fingerprint, fpr, 20);
+ rec.r.trust.ownertrust = otrust;
+ write_record (ctrl, &rec);
+ any = 1;
+ }
+ else /* error */
+ log_error (_("error finding trust record in '%s': %s\n"),
+ fname, gpg_strerror (rc));
+ }
+ if (es_ferror (fp))
+ log_error ( _("read error in '%s': %s\n"), fname, strerror(errno) );
+ if (!is_stdin)
+ es_fclose (fp);
+
+ if (any)
+ {
+ revalidation_mark (ctrl);
+ rc = tdbio_sync ();
+ if (rc)
+ log_error (_("trustdb: sync failed: %s\n"), gpg_strerror (rc) );
+ }
+
+}
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