/* run-identify - Helper to run the identify command * 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://www.gnu.org/licenses/>. */ /* 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 <gpgme.h> #define PGM "run-identify" #include "run-support.h" static int verbose; static const char * data_type_to_string (gpgme_data_type_t dt) { const char *s = "[?]"; switch (dt) { case GPGME_DATA_TYPE_INVALID : s = "invalid"; break; case GPGME_DATA_TYPE_UNKNOWN : s = "unknown"; break; case GPGME_DATA_TYPE_PGP_SIGNED : s = "PGP-signed"; break; case GPGME_DATA_TYPE_PGP_SIGNATURE: s = "PGP-signature"; break; case GPGME_DATA_TYPE_PGP_ENCRYPTED: s = "PGP-encrypted"; break; case GPGME_DATA_TYPE_PGP_OTHER : s = "PGP"; break; case GPGME_DATA_TYPE_PGP_KEY : s = "PGP-key"; break; case GPGME_DATA_TYPE_CMS_SIGNED : s = "CMS-signed"; break; case GPGME_DATA_TYPE_CMS_ENCRYPTED: s = "CMS-encrypted"; break; case GPGME_DATA_TYPE_CMS_OTHER : s = "CMS"; break; case GPGME_DATA_TYPE_X509_CERT : s = "X.509"; break; case GPGME_DATA_TYPE_PKCS12 : s = "PKCS12"; break; } return s; } static int show_usage (int ex) { fputs ("usage: " PGM " [options] FILENAMEs\n\n" "Options:\n" " --verbose run in verbose mode\n" , stderr); exit (ex); } int main (int argc, char **argv) { int last_argc = -1; gpgme_error_t err; int anyerr = 0; gpgme_data_t data; gpgme_data_type_t dt; 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 (!strncmp (*argv, "--", 2)) show_usage (1); } init_gpgme (GPGME_PROTOCOL_OpenPGP); for (; argc; argc--, argv++) { if (verbose) printf ("reading file `%s'\n", *argv); err = gpgme_data_new_from_file (&data, *argv, 1); if (err) { fprintf (stderr, PGM ": error reading '%s': %s\n", *argv, gpg_strerror (err)); anyerr = 1; } else { dt = gpgme_data_identify (data, 0); if (dt == GPGME_DATA_TYPE_INVALID) anyerr = 1; printf ("%s: %s\n", *argv, data_type_to_string (dt)); gpgme_data_release (data); } } return anyerr; }