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/* run-tofu.c - Test tool for Tofu functions
* Copyright (C) 2016 g10 Code GmbH
*
* This file is part of GPGME.
*
* GPGME is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* GPGME 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, see <https://gnu.org/licenses/>.
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
/* We need to include config.h so that we know whether we are building
with large file system (LFS) support. */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include <gpgme.h>
#define PGM "run-tofu"
#include "run-support.h"
static int verbose;
static gpg_error_t
status_cb (void *opaque, const char *keyword, const char *value)
{
(void)opaque;
fprintf (stderr, "status_cb: %s %s\n", nonnull(keyword), nonnull(value));
return 0;
}
static gpgme_tofu_policy_t
parse_policy_string (const char *string)
{
gpgme_tofu_policy_t policy;
if (!strcmp (string, "auto"))
policy = GPGME_TOFU_POLICY_AUTO;
else if (!strcmp (string, "good"))
policy = GPGME_TOFU_POLICY_GOOD;
else if (!strcmp (string, "bad"))
policy = GPGME_TOFU_POLICY_BAD;
else if (!strcmp (string, "ask"))
policy = GPGME_TOFU_POLICY_ASK;
else if (!strcmp (string, "unknown"))
policy = GPGME_TOFU_POLICY_UNKNOWN;
else
{
fprintf (stderr, PGM ": invalid policy value '%s'\n", string);
exit (1);
}
return policy;
}
static int
show_usage (int ex)
{
fputs ("usage: " PGM " [options] FPR\n\n"
"Options:\n"
" --policy NAME Set tofu policy for key to NAME\n"
" --verbose run in verbose mode\n"
" --status print status lines from the backend\n"
, stderr);
exit (ex);
}
int
main (int argc, char **argv)
{
int last_argc = -1;
gpgme_error_t err;
gpgme_ctx_t ctx;
gpgme_protocol_t protocol = GPGME_PROTOCOL_OpenPGP;
int print_status = 0;
gpgme_key_t thekey;
const char *fpr;
const char *policystr = NULL;
gpgme_tofu_policy_t policy;
const char *s;
if (argc)
{ argc--; argv++; }
while (argc && last_argc != argc )
{
last_argc = argc;
if (!strcmp (*argv, "--"))
{
argc--; argv++;
break;
}
else if (!strcmp (*argv, "--help"))
show_usage (0);
else if (!strcmp (*argv, "--verbose"))
{
verbose = 1;
argc--; argv++;
}
else if (!strcmp (*argv, "--status"))
{
print_status = 1;
argc--; argv++;
}
else if (!strcmp (*argv, "--policy"))
{
argc--; argv++;
if (!argc)
show_usage (1);
policystr = *argv;
argc--; argv++;
}
else if (!strncmp (*argv, "--", 2))
show_usage (1);
}
if (argc != 1)
show_usage (1);
fpr = argv[0];
init_gpgme (protocol);
err = gpgme_new (&ctx);
fail_if_err (err);
gpgme_set_protocol (ctx, protocol);
gpgme_set_armor (ctx, 1);
s = gpgme_get_ctx_flag (ctx, "no_such-flag");
if (s)
{
fprintf (stderr, PGM ": gpgme_get_ctx_flag failed "
"(bad name not detected)\n");
exit (1);
}
s = gpgme_get_ctx_flag (ctx, "full-status");
if (!s || *s)
{
fprintf (stderr, PGM ": gpgme_get_ctx_flag failed (wrong false)\n");
exit (1);
}
if (print_status)
{
gpgme_set_status_cb (ctx, status_cb, NULL);
gpgme_set_ctx_flag (ctx, "full-status", "1");
s = gpgme_get_ctx_flag (ctx, "full-status");
if (!s || strcmp (s, "1"))
{
fprintf (stderr, PGM ": gpgme_get_ctx_flag fauled (wrong true)\n");
exit (1);
}
}
err = gpgme_get_key (ctx, fpr, &thekey, 0);
if (err)
{
fprintf (stderr, PGM ": error getting key '%s': %s\n",
fpr, gpg_strerror (err));
exit (1);
}
if (policystr)
{
policy = parse_policy_string (policystr);
err = gpgme_op_tofu_policy (ctx, thekey, policy);
if (err)
{
fprintf (stderr, PGM ": gpgme_op_tofu_polciy failed: %s\n",
gpg_strerror (err));
exit (1);
}
}
gpgme_key_unref (thekey);
gpgme_release (ctx);
return 0;
}
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