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Diffstat (limited to 'g10/gpgv.c')
| -rw-r--r-- | g10/gpgv.c | 305 |
1 files changed, 305 insertions, 0 deletions
diff --git a/g10/gpgv.c b/g10/gpgv.c new file mode 100644 index 000000000..bcd97ecb5 --- /dev/null +++ b/g10/gpgv.c @@ -0,0 +1,305 @@ +/* gpgv.c - The GnuPG signature verify utility + * Copyright (C) 2000 Free Software Foundation, Inc. + * + * This file is part of GnuPG. + * + * GnuPG 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. + * + * GnuPG 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, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA + */ + +#include <config.h> +#include <errno.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <ctype.h> +#include <unistd.h> +#ifdef HAVE_DOSISH_SYSTEM + #include <fcntl.h> /* for setmode() */ +#endif + + +#include "packet.h" +#include "iobuf.h" +#include "memory.h" +#include "util.h" +#include "main.h" +#include "options.h" +#include "keydb.h" +#include "trustdb.h" +#include "mpi.h" +#include "cipher.h" +#include "filter.h" +#include "ttyio.h" +#include "i18n.h" +#include "status.h" +#include "g10defs.h" +#include "hkp.h" + + +enum cmd_and_opt_values { aNull = 0, + oQuiet = 'q', + oVerbose = 'v', + oBatch = 500, + oKeyring, + oIgnoreTimeConflict, + oStatusFD, + oLoggerFD, + oHomedir, +aTest }; + + +static ARGPARSE_OPTS opts[] = { + + { 301, NULL, 0, N_("@\nOptions:\n ") }, + + { oVerbose, "verbose", 0, N_("verbose") }, + { oQuiet, "quiet", 0, N_("be somewhat more quiet") }, + { oKeyring, "keyring" ,2, N_("take the keys from this keyring")}, + { oIgnoreTimeConflict, "ignore-time-conflict", 0, + N_("make timestamp conflicts only a warning") }, + { oStatusFD, "status-fd" ,1, N_("|FD|write status info to this FD") }, + { oLoggerFD, "logger-fd",1, "@" }, + { oHomedir, "homedir", 2, "@" }, /* defaults to "~/.gnupg" */ + +{0} }; + + + +int g10_errors_seen = 0; + +const char * +strusage( int level ) +{ + const char *p; + switch( level ) { + case 11: p = "gpgv (GnuPG)"; + break; + case 13: p = VERSION; break; + case 17: p = PRINTABLE_OS_NAME; break; + case 19: p = + _("Please report bugs to <[email protected]>.\n"); + break; + case 1: + case 40: p = + _("Usage: gpgv [options] [files] (-h for help)"); + break; + case 41: p = + _("Syntax: gpg [options] [files]\n" + "Check signatures against known trusted keys\n"); + break; + + default: p = default_strusage(level); + } + return p; +} + + + + +static void +i18n_init(void) +{ + #ifdef USE_SIMPLE_GETTEXT + set_gettext_file( PACKAGE ); + #else + #ifdef ENABLE_NLS + #ifdef HAVE_LC_MESSAGES + setlocale( LC_TIME, "" ); + setlocale( LC_MESSAGES, "" ); + #else + setlocale( LC_ALL, "" ); + #endif + bindtextdomain( PACKAGE, G10_LOCALEDIR ); + textdomain( PACKAGE ); + #endif + #endif +} + + +int +main( int argc, char **argv ) +{ + ARGPARSE_ARGS pargs; + int rc=0; + STRLIST sl; + STRLIST nrings=NULL; + unsigned configlineno; + + log_set_name("gpgv"); + init_signals(); + i18n_init(); + opt.command_fd = -1; /* no command fd */ + opt.pgp2_workarounds = 1; + opt.auto_key_retrieve = 1; + opt.always_trust = 1; + opt.batch = 1; + + #ifdef __MINGW32__ + opt.homedir = read_w32_registry_string( NULL, "Software\\GNU\\GnuPG", "HomeDir" ); + #else + opt.homedir = getenv("GNUPGHOME"); + #endif + if( !opt.homedir || !*opt.homedir ) { + opt.homedir = GNUPG_HOMEDIR; + } + tty_no_terminal(1); + tty_batchmode(1); + disable_dotlock(); + + pargs.argc = &argc; + pargs.argv = &argv; + pargs.flags= 1; /* do not remove the args */ + while( optfile_parse( NULL, NULL, &configlineno, &pargs, opts) ) { + switch( pargs.r_opt ) { + case oQuiet: opt.quiet = 1; break; + case oVerbose: g10_opt_verbose++; + opt.verbose++; opt.list_sigs=1; break; + case oKeyring: append_to_strlist( &nrings, pargs.r.ret_str); break; + case oStatusFD: set_status_fd( pargs.r.ret_int ); break; + case oLoggerFD: log_set_logfile( NULL, pargs.r.ret_int ); break; + case oHomedir: opt.homedir = pargs.r.ret_str; break; + default : pargs.err = 2; break; + } + } + + if( log_get_errorcount(0) ) + g10_exit(2); + + g10_opt_homedir = opt.homedir; + + if( opt.verbose > 1 ) + set_packet_list_mode(1); + + if( !nrings ) /* no keyring given: use default one */ + add_keyblock_resource("trustedkeys.gpg", 0, 0); + for(sl = nrings; sl; sl = sl->next ) + add_keyblock_resource( sl->d, 0, 0 ); + + FREE_STRLIST(nrings); + + if( (rc = verify_signatures( argc, argv ) )) + log_error("verify signatures failed: %s\n", g10_errstr(rc) ); + + /* cleanup */ + g10_exit(0); + return 8; /*NEVER REACHED*/ +} + + +void +g10_exit( int rc ) +{ + rc = rc? rc : log_get_errorcount(0)? 2 : + g10_errors_seen? 1 : 0; + exit(rc ); +} + + +/* Stub: + * We have to override the trustcheck from pkclist.c becuase + * this utility assumes that all keys in the keyring are trustworthy + */ +int +check_signatures_trust( PKT_signature *sig ) +{ + return 0; +} + + +/* Stub: + * We don't have the trustdb , so we have to provide some stub functions + * instead + */ +int +keyid_from_lid( ulong lid, u32 *keyid ) +{ + return G10ERR_TRUSTDB; +} + +/* Stub: */ +int +query_trust_info( PKT_public_key *pk, const byte *namehash ) +{ + return '?'; +} + +/* Stub: */ +int +get_ownertrust_info( ulong lid ) +{ + return '?'; +} + + +/* Stub: + * Because we only work with trusted keys, it does not make sense to + * get them from a keyserver + */ +int +hkp_ask_import( u32 *keyid ) +{ + return -1; +} + +/* Stub: + * No encryption here but mainproc links to these functions. + */ +int +get_session_key( PKT_pubkey_enc *k, DEK *dek ) +{ + return G10ERR_GENERAL; +} +/* Stub: */ +int +get_override_session_key( DEK *dek, const char *string ) +{ + return G10ERR_GENERAL; +} +/* Stub: */ +int +decrypt_data( void *procctx, PKT_encrypted *ed, DEK *dek ) +{ + return G10ERR_GENERAL; +} + + +/* Stub: + * No interactive commnds, so we don't need the helptexts + */ +void +display_online_help( const char *keyword ) +{ +} + +/* Stub: + * We don't use secret keys, but getkey.c links to this + */ +int +check_secret_key( PKT_secret_key *sk, int n ) +{ + return G10ERR_GENERAL; +} + +/* Stub: + * No secret key, so no passphrase needed + */ +DEK * +passphrase_to_dek( u32 *keyid, int pubkey_algo, + int cipher_algo, STRING2KEY *s2k, int mode ) +{ + return NULL; +} + + |