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/* comopt.c - Common options for GnUPG (common.conf)
* Copyright (C) 2021 g10 Code GmbH
*
* This file is part of GnuPG.
*
* This file is free software; you can redistribute it and/or modify
* it under the terms of either
*
* - the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 3 of the License, or (at
* your option) any later version.
*
* or
*
* - 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.
*
* or both in parallel, as here.
*
* This file 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/>.
* SPDX-License-Identifier: (LGPL-3.0-or-later OR GPL-2.0-or-later)
*/
#include <config.h>
#include <stdlib.h>
#include <errno.h>
#include <ctype.h>
#include "util.h"
#include "i18n.h"
#include "comopt.h"
enum opt_values
{
aNull = 0,
oLogFile = 500,
oUseKeyboxd,
oKeyboxdProgram,
oNoop
};
static gpgrt_opt_t opts[] = {
ARGPARSE_s_s (oLogFile, "log-file", "@"),
ARGPARSE_s_n (oUseKeyboxd, "use-keyboxd", "@"),
ARGPARSE_s_s (oKeyboxdProgram, "keyboxd-program", "@"),
ARGPARSE_end ()
};
/* Parse the common options in the homedir and etc. This needs to be
* called after the gpgrt config directories are. MODULE_ID is one of
* the GNUPG_MODULE_NAME_ constants. If verbose is true info about
* the parsing is printed. Note that this function is not
* thread-safe. */
gpg_error_t
parse_comopt (int module_id, int verbose)
{
gpg_error_t err = 0;
gpgrt_argparse_t pargs;
int argc = 0;
char **argv = NULL;
/* Reset all options in case we are called a second time. */
xfree (comopt.logfile);
xfree (comopt.keyboxd_program);
memset (&comopt, 0, sizeof comopt);
/* Start the parser. */
pargs.argc = &argc;
pargs.argv = &argv;
pargs.flags = (ARGPARSE_FLAG_NOVERSION
| ARGPARSE_FLAG_SYS
| ARGPARSE_FLAG_USER
);
while (gpgrt_argparser (&pargs, opts, "common" EXTSEP_S "conf" ))
{
switch (pargs.r_opt)
{
case ARGPARSE_CONFFILE:
if (verbose)
log_info (_("reading options from '%s'\n"),
pargs.r_type? pargs.r.ret_str: "[cmdline]");
break;
case oLogFile:
comopt.logfile = pargs.r.ret_str;
break;
case oUseKeyboxd:
comopt.use_keyboxd = 1;
break;
case oKeyboxdProgram:
comopt.keyboxd_program = pargs.r.ret_str;
break;
default:
pargs.err = ARGPARSE_PRINT_WARNING;
err = gpg_error (GPG_ERR_GENERAL);
break;
}
}
gpgrt_argparse (NULL, &pargs, NULL); /* Release internal state. */
if (comopt.logfile && !(!strncmp (comopt.logfile, "socket:", 7)
|| !strncmp (comopt.logfile, "tcp:", 4)) )
{
/* Letting all modules write to the same log file is not a good
* idea. Append the module name. */
char *p;
p = xstrconcat (comopt.logfile, "-", gnupg_module_name (module_id), NULL);
xfree (comopt.logfile);
comopt.logfile = p;
}
return err;
}
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