/* t-verify.c - Regression test. Copyright (C) 2000 Werner Koch (dd9jn) Copyright (C) 2001, 2002, 2003, 2004 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, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* 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 #endif #include #include #include #include #include "t-support.h" static const char test_text1[] = "Just GNU it!\n"; static const char test_text1f[]= "Just GNU it?\n"; static const char test_sig1[] = #if 0 "-----BEGIN PGP SIGNATURE-----\n" "\n" "iEYEABECAAYFAjoKgjIACgkQLXJ8x2hpdzQMSwCeO/xUrhysZ7zJKPf/FyXA//u1\n" "ZgIAn0204PBR7yxSdQx6CFxugstNqmRv\n" "=yku6\n" "-----END PGP SIGNATURE-----\n" #elif 0 "-----BEGIN PGP SIGNATURE-----\n" "Version: GnuPG v1.0.4-2 (GNU/Linux)\n" "Comment: For info see http://www.gnupg.org\n" "\n" "iJcEABECAFcFAjoS8/E1FIAAAAAACAAkZm9vYmFyLjF0aGlzIGlzIGEgbm90YXRp\n" "b24gZGF0YSB3aXRoIDIgbGluZXMaGmh0dHA6Ly93d3cuZ3Uub3JnL3BvbGljeS8A\n" "CgkQLXJ8x2hpdzQLyQCbBW/fgU8ZeWSlWPM1F8umHX17bAAAoIfSNDSp5zM85XcG\n" "iwxMrf+u8v4r\n" "=88Zo\n" "-----END PGP SIGNATURE-----\n" #elif 1 "-----BEGIN PGP SIGNATURE-----\n" "\n" "iN0EABECAJ0FAjoS+i9FFIAAAAAAAwA5YmFyw7bDpMO8w58gZGFzIHdhcmVuIFVt\n" "bGF1dGUgdW5kIGpldHp0IGVpbiBwcm96ZW50JS1aZWljaGVuNRSAAAAAAAgAJGZv\n" "b2Jhci4xdGhpcyBpcyBhIG5vdGF0aW9uIGRhdGEgd2l0aCAyIGxpbmVzGhpodHRw\n" "Oi8vd3d3Lmd1Lm9yZy9wb2xpY3kvAAoJEC1yfMdoaXc0JBIAoIiLlUsvpMDOyGEc\n" "dADGKXF/Hcb+AKCJWPphZCphduxSvrzH0hgzHdeQaA==\n" "=nts1\n" "-----END PGP SIGNATURE-----\n" #endif ; static const char test_sig2[] = "-----BEGIN PGP MESSAGE-----\n" "\n" "owGbwMvMwCSoW1RzPCOz3IRxjXQSR0lqcYleSUWJTZOvjVdpcYmCu1+oQmaJIleH\n" "GwuDIBMDGysTSIqBi1MApi+nlGGuwDeHao53HBr+FoVGP3xX+kvuu9fCMJvl6IOf\n" "y1kvP4y+8D5a11ang0udywsA\n" "=Crq6\n" "-----END PGP MESSAGE-----\n"; /* A message with a prepended but unsigned plaintext packet. */ static const char double_plaintext_sig[] = "-----BEGIN PGP MESSAGE-----\n" "\n" "rDRiCmZvb2Jhci50eHRF4pxNVGhpcyBpcyBteSBzbmVha3kgcGxhaW50ZXh0IG1l\n" "c3NhZ2UKowGbwMvMwCSoW1RzPCOz3IRxTWISa6JebnG666MFD1wzSzJSixQ81XMV\n" "UlITUxTyixRyKxXKE0uSMxQyEosVikvyCwpSU/S4FNCArq6Ce1F+aXJGvoJvYlGF\n" "erFCTmJxiUJ5flFKMVeHGwuDIBMDGysTyA4GLk4BmO036xgWzMgzt9V85jCtfDFn\n" "UqVooWlGXHwNw/xg/fVzt9VNbtjtJ/fhUqYo0/LyCGEA\n" "=6+AK\n" "-----END PGP MESSAGE-----\n"; static void check_result (gpgme_verify_result_t result, unsigned int summary, char *fpr, gpgme_error_t status, int notation) { gpgme_signature_t sig; sig = result->signatures; if (!sig || sig->next) { fprintf (stderr, "%s:%i: Unexpected number of signatures\n", __FILE__, __LINE__); exit (1); } if (sig->summary != summary) { fprintf (stderr, "%s:%i: Unexpected signature summary: " "want=0x%x have=0x%x\n", __FILE__, __LINE__, summary, sig->summary); exit (1); } if (strcmp (sig->fpr, fpr)) { fprintf (stderr, "%s:%i: Unexpected fingerprint: %s\n", __FILE__, __LINE__, sig->fpr); exit (1); } if (gpgme_err_code (sig->status) != status) { fprintf (stderr, "%s:%i: Unexpected signature status: %s\n", __FILE__, __LINE__, gpgme_strerror (sig->status)); exit (1); } if (notation) { static struct { const char *name; const char *value; int seen; } expected_notations[] = { { "bar", "\xc3\xb6\xc3\xa4\xc3\xbc\xc3\x9f" " das waren Umlaute und jetzt ein prozent%-Zeichen" }, { "foobar.1", "this is a notation data with 2 lines" }, { NULL, "http://www.gu.org/policy/" } }; int i; gpgme_sig_notation_t r; for (i=0; i < DIM(expected_notations); i++ ) expected_notations[i].seen = 0; for (r = sig->notations; r; r = r->next) { int any = 0; for (i=0; i < DIM(expected_notations); i++) { if ( ((r->name && expected_notations[i].name && !strcmp (r->name, expected_notations[i].name) && r->name_len == strlen (expected_notations[i].name)) || (!r->name && !expected_notations[i].name && r->name_len == 0)) && r->value && !strcmp (r->value, expected_notations[i].value) && r->value_len == strlen (expected_notations[i].value)) { expected_notations[i].seen++; any++; } } if (!any) { fprintf (stderr, "%s:%i: Unexpected notation data\n", __FILE__, __LINE__); exit (1); } } for (i=0; i < DIM(expected_notations); i++ ) { if (expected_notations[i].seen != 1) { fprintf (stderr, "%s:%i: Missing or duplicate notation data\n", __FILE__, __LINE__); exit (1); } } } if (sig->wrong_key_usage) { fprintf (stderr, "%s:%i: Unexpectedly wrong key usage\n", __FILE__, __LINE__); exit (1); } if (sig->validity != GPGME_VALIDITY_UNKNOWN) { fprintf (stderr, "%s:%i: Unexpected validity: %i\n", __FILE__, __LINE__, sig->validity); exit (1); } if (gpgme_err_code (sig->validity_reason) != GPG_ERR_NO_ERROR) { fprintf (stderr, "%s:%i: Unexpected validity reason: %s\n", __FILE__, __LINE__, gpgme_strerror (sig->validity_reason)); exit (1); } } int main (int argc, char *argv[]) { gpgme_ctx_t ctx; gpgme_error_t err; gpgme_data_t sig, text; gpgme_verify_result_t result; init_gpgme (GPGME_PROTOCOL_OpenPGP); err = gpgme_new (&ctx); fail_if_err (err); /* Checking a valid message. */ err = gpgme_data_new_from_mem (&text, test_text1, strlen (test_text1), 0); fail_if_err (err); err = gpgme_data_new_from_mem (&sig, test_sig1, strlen (test_sig1), 0); fail_if_err (err); err = gpgme_op_verify (ctx, sig, text, NULL); fail_if_err (err); result = gpgme_op_verify_result (ctx); check_result (result, 0, "A0FF4590BB6122EDEF6E3C542D727CC768697734", GPG_ERR_NO_ERROR, 1); /* Checking a manipulated message. */ gpgme_data_release (text); err = gpgme_data_new_from_mem (&text, test_text1f, strlen (test_text1f), 0); fail_if_err (err); gpgme_data_seek (sig, 0, SEEK_SET); err = gpgme_op_verify (ctx, sig, text, NULL); fail_if_err (err); result = gpgme_op_verify_result (ctx); check_result (result, GPGME_SIGSUM_RED, "2D727CC768697734", GPG_ERR_BAD_SIGNATURE, 0); /* Checking a normal signature. */ gpgme_data_release (sig); gpgme_data_release (text); err = gpgme_data_new_from_mem (&sig, test_sig2, strlen (test_sig2), 0); fail_if_err (err); err = gpgme_data_new (&text); fail_if_err (err); err = gpgme_op_verify (ctx, sig, NULL, text); fail_if_err (err); result = gpgme_op_verify_result (ctx); check_result (result, 0, "A0FF4590BB6122EDEF6E3C542D727CC768697734", GPG_ERR_NO_ERROR, 0); /* Checking an invalid message. */ gpgme_data_release (sig); gpgme_data_release (text); err = gpgme_data_new_from_mem (&sig, double_plaintext_sig, strlen (double_plaintext_sig), 0); fail_if_err (err); err = gpgme_data_new (&text); fail_if_err (err); err = gpgme_op_verify (ctx, sig, NULL, text); if (gpgme_err_code (err) != GPG_ERR_BAD_DATA) { fprintf (stderr, "%s:%i: Double plaintext message not detected\n", __FILE__, __LINE__); exit (1); } gpgme_data_release (sig); gpgme_data_release (text); gpgme_release (ctx); return 0; }