98 lines
2.6 KiB
C
98 lines
2.6 KiB
C
/*
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* testpkg.c : Test a pacman package for validity
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*
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* Copyright (c) 2007-2014 Pacman Development Team <pacman-dev@archlinux.org>
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* Copyright (c) 2007 by Aaron Griffin <aaronmgriffin@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h> /* printf */
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#include <stdarg.h> /* va_list */
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#include <alpm.h>
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__attribute__((format(printf, 2, 0)))
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static void output_cb(alpm_loglevel_t level, const char *fmt, va_list args)
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{
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if(fmt[0] == '\0') {
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return;
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}
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switch(level) {
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case ALPM_LOG_ERROR: printf("error: "); break;
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case ALPM_LOG_WARNING: printf("warning: "); break;
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default: return; /* skip other messages */
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}
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vprintf(fmt, args);
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}
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int main(int argc, char *argv[])
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{
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int retval = 1; /* default = false */
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alpm_handle_t *handle;
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alpm_errno_t err;
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alpm_pkg_t *pkg = NULL;
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const alpm_siglevel_t level = ALPM_SIG_PACKAGE | ALPM_SIG_PACKAGE_OPTIONAL;
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if(argc != 2) {
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fprintf(stderr, "testpkg (pacman) v" PACKAGE_VERSION "\n\n"
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"Test a pacman package for validity.\n\n"
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"Usage: testpkg <package file>\n");
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return 1;
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}
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handle = alpm_initialize(ROOTDIR, DBPATH, &err);
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if(!handle) {
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fprintf(stderr, "cannot initialize alpm: %s\n", alpm_strerror(err));
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return 1;
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}
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/* let us get log messages from libalpm */
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alpm_option_set_logcb(handle, output_cb);
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/* set gpgdir to default */
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alpm_option_set_gpgdir(handle, GPGDIR);
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if(alpm_pkg_load(handle, argv[1], 1, level, &pkg) == -1
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|| pkg == NULL) {
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err = alpm_errno(handle);
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switch(err) {
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case ALPM_ERR_PKG_NOT_FOUND:
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printf("Cannot find the given file.\n");
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break;
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case ALPM_ERR_PKG_OPEN:
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printf("Cannot open the given file.\n");
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break;
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case ALPM_ERR_LIBARCHIVE:
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case ALPM_ERR_PKG_INVALID:
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printf("Package is invalid.\n");
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break;
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default:
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printf("libalpm error: %s\n", alpm_strerror(err));
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break;
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}
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retval = 1;
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} else {
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alpm_pkg_free(pkg);
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printf("Package is valid.\n");
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retval = 0;
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}
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if(alpm_release(handle) == -1) {
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fprintf(stderr, "error releasing alpm\n");
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}
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return retval;
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}
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