7d0eebf41a
2002-03-03 Marcus Brinkmann <marcus@g10code.de> * gpgme.texi (Verify): Document verification of normal and cleartext signatures. gpgme/ 2002-03-03 Marcus Brinkmann <marcus@g10code.de> * rungpg.c (_gpgme_gpg_op_verify): If TEXT is of mode GPGME_DATA_MODE_IN, construct a command line that stores the plaintext in TEXT. * verify.c (gpgme_op_verify_start): Accept TEXT being uninitialized, and in this case interpret SIG as a normal or cleartext signature and TEXT as a return data object. * engine-gpgsm.c (_gpgme_gpgsm_op_verify): Likewise. tests/ 2002-03-03 Marcus Brinkmann <marcus@g10code.de> * gpg/t-verify.c (main): Add a few more sanity checks, and a check for normal signatures.
227 lines
6.5 KiB
C
227 lines
6.5 KiB
C
/* t-verify.c - regression test
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* Copyright (C) 2000 Werner Koch (dd9jn)
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* Copyright (C) 2001 g10 Code GmbH
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*
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* This file is part of GPGME.
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*
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* GPGME 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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* GPGME 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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#include <gpgme.h>
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static const char test_text1[] = "Just GNU it!\n";
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static const char test_text1f[]= "Just GNU it?\n";
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static const char test_sig1[] =
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#if 0
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"-----BEGIN PGP SIGNATURE-----\n"
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"\n"
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"iEYEABECAAYFAjoKgjIACgkQLXJ8x2hpdzQMSwCeO/xUrhysZ7zJKPf/FyXA//u1\n"
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"ZgIAn0204PBR7yxSdQx6CFxugstNqmRv\n"
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"=yku6\n"
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"-----END PGP SIGNATURE-----\n"
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#elif 0
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"-----BEGIN PGP SIGNATURE-----\n"
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"Version: GnuPG v1.0.4-2 (GNU/Linux)\n"
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"Comment: For info see http://www.gnupg.org\n"
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"\n"
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"iJcEABECAFcFAjoS8/E1FIAAAAAACAAkZm9vYmFyLjF0aGlzIGlzIGEgbm90YXRp\n"
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"b24gZGF0YSB3aXRoIDIgbGluZXMaGmh0dHA6Ly93d3cuZ3Uub3JnL3BvbGljeS8A\n"
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"CgkQLXJ8x2hpdzQLyQCbBW/fgU8ZeWSlWPM1F8umHX17bAAAoIfSNDSp5zM85XcG\n"
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"iwxMrf+u8v4r\n"
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"=88Zo\n"
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"-----END PGP SIGNATURE-----\n"
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#elif 1
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"-----BEGIN PGP SIGNATURE-----\n"
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"\n"
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"iN0EABECAJ0FAjoS+i9FFIAAAAAAAwA5YmFyw7bDpMO8w58gZGFzIHdhcmVuIFVt\n"
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"bGF1dGUgdW5kIGpldHp0IGVpbiBwcm96ZW50JS1aZWljaGVuNRSAAAAAAAgAJGZv\n"
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"b2Jhci4xdGhpcyBpcyBhIG5vdGF0aW9uIGRhdGEgd2l0aCAyIGxpbmVzGhpodHRw\n"
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"Oi8vd3d3Lmd1Lm9yZy9wb2xpY3kvAAoJEC1yfMdoaXc0JBIAoIiLlUsvpMDOyGEc\n"
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"dADGKXF/Hcb+AKCJWPphZCphduxSvrzH0hgzHdeQaA==\n"
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"=nts1\n"
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"-----END PGP SIGNATURE-----\n"
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#endif
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;
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static const char test_sig2[] =
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"-----BEGIN PGP MESSAGE-----\n"
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"\n"
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"owGbwMvMwCSoW1RzPCOz3IRxjXQSR0lqcYleSUWJTZOvjVdpcYmCu1+oQmaJIleH\n"
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"GwuDIBMDGysTSIqBi1MApi+nlGGuwDeHao53HBr+FoVGP3xX+kvuu9fCMJvl6IOf\n"
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"y1kvP4y+8D5a11ang0udywsA\n"
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"=Crq6\n"
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"-----END PGP MESSAGE-----\n";
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#define fail_if_err(a) do { if(a) { \
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fprintf (stderr, "%s:%d: GpgmeError %s\n", \
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__FILE__, __LINE__, gpgme_strerror(a)); \
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exit (1); } \
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} while(0)
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static const char *
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status_string (GpgmeSigStat status)
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{
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const char *s = "?";
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switch ( status ) {
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case GPGME_SIG_STAT_NONE:
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s = "None";
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break;
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case GPGME_SIG_STAT_NOSIG:
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s = "No Signature";
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break;
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case GPGME_SIG_STAT_GOOD:
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s = "Good";
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break;
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case GPGME_SIG_STAT_BAD:
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s = "Bad";
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break;
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case GPGME_SIG_STAT_NOKEY:
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s = "No Key";
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break;
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case GPGME_SIG_STAT_ERROR:
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s = "Error";
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break;
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case GPGME_SIG_STAT_DIFF:
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s = "More than one signature";
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break;
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}
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return s;
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}
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static void
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print_sig_stat ( GpgmeCtx ctx, GpgmeSigStat status )
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{
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const char *s;
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time_t created;
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int idx;
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GpgmeKey key;
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printf ("Verification Status: %s\n", status_string (status));
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for(idx=0; (s=gpgme_get_sig_status (ctx, idx, &status, &created)); idx++ ) {
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printf ("sig %d: created: %lu status: %s\n", idx, (unsigned long)created,
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status_string(status) );
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printf ("sig %d: fpr/keyid=`%s'\n", idx, s );
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if ( !gpgme_get_sig_key (ctx, idx, &key) ) {
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char *p = gpgme_key_get_as_xml ( key );
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printf ("sig %d: key object:\n%s\n", idx, p );
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free (p);
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gpgme_key_release (key);
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}
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}
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}
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int
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main (int argc, char **argv )
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{
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GpgmeCtx ctx;
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GpgmeError err;
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GpgmeData sig, text;
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GpgmeSigStat status;
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char *nota;
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int n = 0;
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int i, j;
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err = gpgme_new (&ctx);
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fail_if_err (err);
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do {
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err = gpgme_data_new_from_mem ( &text,
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test_text1, strlen (test_text1), 0 );
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fail_if_err (err);
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#if 1
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err = gpgme_data_new_from_mem ( &sig,
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test_sig1, strlen (test_sig1), 0 );
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#else
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err = gpgme_data_new_from_file ( &sig, "xx1", 1 );
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#endif
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fail_if_err (err);
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puts ("checking a valid message:\n");
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err = gpgme_op_verify (ctx, sig, text, &status );
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fail_if_err (err);
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print_sig_stat ( ctx, status );
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if (status != GPGME_SIG_STAT_GOOD)
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{
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fprintf (stderr, "%s:%d: Wrong sig stat\n", __FILE__, __LINE__);
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exit (1);
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}
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if ( (nota=gpgme_get_notation (ctx)) )
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printf ("---Begin Notation---\n%s---End Notation---\n", nota );
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puts ("checking a manipulated message:\n");
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gpgme_data_release (text);
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err = gpgme_data_new_from_mem ( &text,
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test_text1f, strlen (test_text1f), 0 );
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fail_if_err (err);
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gpgme_data_rewind ( sig );
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err = gpgme_op_verify (ctx, sig, text, &status );
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fail_if_err (err);
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print_sig_stat (ctx, status);
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if (status != GPGME_SIG_STAT_BAD)
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{
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fprintf (stderr, "%s:%d: Wrong sig stat\n", __FILE__, __LINE__);
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exit (1);
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}
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if ( (nota=gpgme_get_notation (ctx)) )
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printf ("---Begin Notation---\n%s---End Notation---\n", nota );
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puts ("checking a normal signature:");
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gpgme_data_release (sig);
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gpgme_data_release (text);
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err = gpgme_data_new_from_mem (&sig, test_sig2, strlen (test_sig2), 0);
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fail_if_err (err);
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err = gpgme_data_new (&text);
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fail_if_err (err);
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err = gpgme_op_verify (ctx, sig, text, &status);
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fail_if_err (err);
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nota = gpgme_data_release_and_get_mem (text, &i);
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for (j = 0; j < i; j++)
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putchar (nota[j]);
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if (strncmp (nota, test_text1, strlen (test_text1)))
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{
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fprintf (stderr, "%s:%d: Wrong plaintext\n", __FILE__, __LINE__);
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exit (1);
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}
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print_sig_stat (ctx, status);
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if (status != GPGME_SIG_STAT_GOOD)
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{
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fprintf (stderr, "%s:%d: Wrong sig stat\n", __FILE__, __LINE__);
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exit (1);
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}
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if ((nota = gpgme_get_notation (ctx)))
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printf ("---Begin Notation---\n%s---End Notation---\n", nota);
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gpgme_data_release (sig);
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} while ( argc > 1 && !strcmp( argv[1], "--loop" ) && ++n < 20 );
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gpgme_release (ctx);
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return 0;
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}
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