/* * testpkg.c : Test a pacman package for validity * * Copyright (c) 2007-2014 Pacman Development Team <pacman-dev@archlinux.org> * Copyright (c) 2007 by Aaron Griffin <aaronmgriffin@gmail.com> * * This program 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. * * This program 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 <http://www.gnu.org/licenses/>. */ #include <stdio.h> /* printf */ #include <stdarg.h> /* va_list */ #include <alpm.h> __attribute__((format(printf, 2, 0))) static void output_cb(alpm_loglevel_t level, const char *fmt, va_list args) { if(fmt[0] == '\0') { return; } switch(level) { case ALPM_LOG_ERROR: printf("error: "); break; case ALPM_LOG_WARNING: printf("warning: "); break; default: return; /* skip other messages */ } vprintf(fmt, args); } int main(int argc, char *argv[]) { int retval = 1; /* default = false */ alpm_handle_t *handle; alpm_errno_t err; alpm_pkg_t *pkg = NULL; const alpm_siglevel_t level = ALPM_SIG_PACKAGE | ALPM_SIG_PACKAGE_OPTIONAL; if(argc != 2) { fprintf(stderr, "testpkg (pacman) v" PACKAGE_VERSION "\n\n" "Test a pacman package for validity.\n\n" "Usage: testpkg <package file>\n"); return 1; } handle = alpm_initialize(ROOTDIR, DBPATH, &err); if(!handle) { fprintf(stderr, "cannot initialize alpm: %s\n", alpm_strerror(err)); return 1; } /* let us get log messages from libalpm */ alpm_option_set_logcb(handle, output_cb); /* set gpgdir to default */ alpm_option_set_gpgdir(handle, GPGDIR); if(alpm_pkg_load(handle, argv[1], 1, level, &pkg) == -1 || pkg == NULL) { err = alpm_errno(handle); switch(err) { case ALPM_ERR_PKG_NOT_FOUND: printf("Cannot find the given file.\n"); break; case ALPM_ERR_PKG_OPEN: printf("Cannot open the given file.\n"); break; case ALPM_ERR_LIBARCHIVE: case ALPM_ERR_PKG_INVALID: printf("Package is invalid.\n"); break; default: printf("libalpm error: %s\n", alpm_strerror(err)); break; } retval = 1; } else { alpm_pkg_free(pkg); printf("Package is valid.\n"); retval = 0; } if(alpm_release(handle) == -1) { fprintf(stderr, "error releasing alpm\n"); } return retval; }