LCOV - code coverage report
Current view: top level - tests/gpg - t-verify.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 88 120 73.3 %
Date: 2016-11-29 15:07:43 Functions: 2 2 100.0 %

          Line data    Source code
       1             : /* t-verify.c - Regression test.
       2             :    Copyright (C) 2000 Werner Koch (dd9jn)
       3             :    Copyright (C) 2001, 2002, 2003, 2004 g10 Code GmbH
       4             : 
       5             :    This file is part of GPGME.
       6             : 
       7             :    GPGME is free software; you can redistribute it and/or modify it
       8             :    under the terms of the GNU Lesser General Public License as
       9             :    published by the Free Software Foundation; either version 2.1 of
      10             :    the License, or (at your option) any later version.
      11             : 
      12             :    GPGME is distributed in the hope that it will be useful, but
      13             :    WITHOUT ANY WARRANTY; without even the implied warranty of
      14             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      15             :    Lesser General Public License for more details.
      16             : 
      17             :    You should have received a copy of the GNU Lesser General Public
      18             :    License along with this program; if not, write to the Free Software
      19             :    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
      20             :    02111-1307, USA.  */
      21             : 
      22             : /* We need to include config.h so that we know whether we are building
      23             :    with large file system (LFS) support. */
      24             : #ifdef HAVE_CONFIG_H
      25             : #include <config.h>
      26             : #endif
      27             : 
      28             : #include <stdlib.h>
      29             : #include <stdio.h>
      30             : #include <string.h>
      31             : 
      32             : #include <gpgme.h>
      33             : 
      34             : #include "t-support.h"
      35             : 
      36             : 
      37             : static const char test_text1[] = "Just GNU it!\n";
      38             : static const char test_text1f[]= "Just GNU it?\n";
      39             : static const char test_sig1[] =
      40             : #if 0
      41             : "-----BEGIN PGP SIGNATURE-----\n"
      42             : "\n"
      43             : "iEYEABECAAYFAjoKgjIACgkQLXJ8x2hpdzQMSwCeO/xUrhysZ7zJKPf/FyXA//u1\n"
      44             : "ZgIAn0204PBR7yxSdQx6CFxugstNqmRv\n"
      45             : "=yku6\n"
      46             : "-----END PGP SIGNATURE-----\n"
      47             : #elif 0
      48             : "-----BEGIN PGP SIGNATURE-----\n"
      49             : "Version: GnuPG v1.0.4-2 (GNU/Linux)\n"
      50             : "Comment: For info see http://www.gnupg.org\n"
      51             : "\n"
      52             : "iJcEABECAFcFAjoS8/E1FIAAAAAACAAkZm9vYmFyLjF0aGlzIGlzIGEgbm90YXRp\n"
      53             : "b24gZGF0YSB3aXRoIDIgbGluZXMaGmh0dHA6Ly93d3cuZ3Uub3JnL3BvbGljeS8A\n"
      54             : "CgkQLXJ8x2hpdzQLyQCbBW/fgU8ZeWSlWPM1F8umHX17bAAAoIfSNDSp5zM85XcG\n"
      55             : "iwxMrf+u8v4r\n"
      56             : "=88Zo\n"
      57             : "-----END PGP SIGNATURE-----\n"
      58             : #elif 1
      59             : "-----BEGIN PGP SIGNATURE-----\n"
      60             : "\n"
      61             : "iN0EABECAJ0FAjoS+i9FFIAAAAAAAwA5YmFyw7bDpMO8w58gZGFzIHdhcmVuIFVt\n"
      62             : "bGF1dGUgdW5kIGpldHp0IGVpbiBwcm96ZW50JS1aZWljaGVuNRSAAAAAAAgAJGZv\n"
      63             : "b2Jhci4xdGhpcyBpcyBhIG5vdGF0aW9uIGRhdGEgd2l0aCAyIGxpbmVzGhpodHRw\n"
      64             : "Oi8vd3d3Lmd1Lm9yZy9wb2xpY3kvAAoJEC1yfMdoaXc0JBIAoIiLlUsvpMDOyGEc\n"
      65             : "dADGKXF/Hcb+AKCJWPphZCphduxSvrzH0hgzHdeQaA==\n"
      66             : "=nts1\n"
      67             : "-----END PGP SIGNATURE-----\n"
      68             : #endif
      69             : ;
      70             : static const char test_sig2[] =
      71             : "-----BEGIN PGP MESSAGE-----\n"
      72             : "\n"
      73             : "owGbwMvMwCSoW1RzPCOz3IRxjXQSR0lqcYleSUWJTZOvjVdpcYmCu1+oQmaJIleH\n"
      74             : "GwuDIBMDGysTSIqBi1MApi+nlGGuwDeHao53HBr+FoVGP3xX+kvuu9fCMJvl6IOf\n"
      75             : "y1kvP4y+8D5a11ang0udywsA\n"
      76             : "=Crq6\n"
      77             : "-----END PGP MESSAGE-----\n";
      78             : 
      79             : /* A message with a prepended but unsigned plaintext packet. */
      80             : static const char double_plaintext_sig[] =
      81             : "-----BEGIN PGP MESSAGE-----\n"
      82             : "\n"
      83             : "rDRiCmZvb2Jhci50eHRF4pxNVGhpcyBpcyBteSBzbmVha3kgcGxhaW50ZXh0IG1l\n"
      84             : "c3NhZ2UKowGbwMvMwCSoW1RzPCOz3IRxTWISa6JebnG666MFD1wzSzJSixQ81XMV\n"
      85             : "UlITUxTyixRyKxXKE0uSMxQyEosVikvyCwpSU/S4FNCArq6Ce1F+aXJGvoJvYlGF\n"
      86             : "erFCTmJxiUJ5flFKMVeHGwuDIBMDGysTyA4GLk4BmO036xgWzMgzt9V85jCtfDFn\n"
      87             : "UqVooWlGXHwNw/xg/fVzt9VNbtjtJ/fhUqYo0/LyCGEA\n"
      88             : "=6+AK\n"
      89             : "-----END PGP MESSAGE-----\n";
      90             : 
      91             : 
      92             : 
      93             : 
      94             : static void
      95           3 : check_result (gpgme_verify_result_t result, unsigned int summary,
      96             :               const char *fpr,
      97             :               gpgme_error_t status, int notation)
      98             : {
      99             :   gpgme_signature_t sig;
     100             : 
     101           3 :   sig = result->signatures;
     102           3 :   if (!sig || sig->next)
     103             :     {
     104           0 :       fprintf (stderr, "%s:%i: Unexpected number of signatures\n",
     105             :                __FILE__, __LINE__);
     106           0 :       exit (1);
     107             :     }
     108           3 :   if (sig->summary != summary)
     109             :     {
     110           0 :       fprintf (stderr, "%s:%i: Unexpected signature summary: "
     111             :                "want=0x%x have=0x%x\n",
     112           0 :                __FILE__, __LINE__, summary, sig->summary);
     113           0 :       exit (1);
     114             :     }
     115           3 :   if (strcmp (sig->fpr, fpr))
     116             :     {
     117           0 :       fprintf (stderr, "%s:%i: Unexpected fingerprint: %s\n",
     118             :                __FILE__, __LINE__, sig->fpr);
     119           0 :       exit (1);
     120             :     }
     121           3 :   if (gpgme_err_code (sig->status) != status)
     122             :     {
     123           0 :       fprintf (stderr, "%s:%i: Unexpected signature status: %s\n",
     124             :                __FILE__, __LINE__, gpgme_strerror (sig->status));
     125           0 :       exit (1);
     126             :     }
     127           3 :   if (notation)
     128             :     {
     129             :       static struct {
     130             :         const char *name;
     131             :         const char *value;
     132             :         int seen;
     133             :       } expected_notations[] = {
     134             :         { "bar",
     135             :           "\xc3\xb6\xc3\xa4\xc3\xbc\xc3\x9f"
     136             :           " das waren Umlaute und jetzt ein prozent%-Zeichen" },
     137             :         { "foobar.1",
     138             :           "this is a notation data with 2 lines" },
     139             :         { NULL,
     140             :           "http://www.gu.org/policy/" }
     141             :       };
     142             :       int i;
     143             :       gpgme_sig_notation_t r;
     144             : 
     145           4 :       for (i=0; i < DIM(expected_notations); i++ )
     146           3 :         expected_notations[i].seen = 0;
     147             : 
     148           4 :       for (r = sig->notations; r; r = r->next)
     149             :         {
     150           3 :           int any = 0;
     151          12 :           for (i=0; i < DIM(expected_notations); i++)
     152             :             {
     153           9 :               if ( ((r->name && expected_notations[i].name
     154           4 :                      && !strcmp (r->name, expected_notations[i].name)
     155           4 :                      && r->name_len
     156           2 :                      == strlen (expected_notations[i].name))
     157           7 :                     || (!r->name && !expected_notations[i].name
     158           1 :                         && r->name_len == 0))
     159           3 :                    && r->value
     160           3 :                    && !strcmp (r->value, expected_notations[i].value)
     161           3 :                    && r->value_len == strlen (expected_notations[i].value))
     162             :                 {
     163           3 :                   expected_notations[i].seen++;
     164           3 :                   any++;
     165             :                 }
     166             :             }
     167           3 :           if (!any)
     168             :             {
     169           0 :               fprintf (stderr, "%s:%i: Unexpected notation data\n",
     170             :                        __FILE__, __LINE__);
     171           0 :               exit (1);
     172             :             }
     173             :         }
     174           4 :       for (i=0; i < DIM(expected_notations); i++ )
     175             :         {
     176           3 :           if (expected_notations[i].seen != 1)
     177             :             {
     178           0 :               fprintf (stderr, "%s:%i: Missing or duplicate notation data\n",
     179             :                        __FILE__, __LINE__);
     180           0 :               exit (1);
     181             :             }
     182             :         }
     183             :     }
     184           3 :   if (sig->wrong_key_usage)
     185             :     {
     186           0 :       fprintf (stderr, "%s:%i: Unexpectedly wrong key usage\n",
     187             :                __FILE__, __LINE__);
     188           0 :       exit (1);
     189             :     }
     190           3 :   if (sig->validity != GPGME_VALIDITY_UNKNOWN)
     191             :     {
     192           0 :       fprintf (stderr, "%s:%i: Unexpected validity: %i\n",
     193           0 :                __FILE__, __LINE__, sig->validity);
     194           0 :       exit (1);
     195             :     }
     196           3 :   if (gpgme_err_code (sig->validity_reason) != GPG_ERR_NO_ERROR)
     197             :     {
     198           0 :       fprintf (stderr, "%s:%i: Unexpected validity reason: %s\n",
     199             :                __FILE__, __LINE__, gpgme_strerror (sig->validity_reason));
     200           0 :       exit (1);
     201             :     }
     202           3 : }
     203             : 
     204             : 
     205             : int
     206           1 : main (int argc, char *argv[])
     207             : {
     208             :   gpgme_ctx_t ctx;
     209             :   gpgme_error_t err;
     210             :   gpgme_data_t sig, text;
     211             :   gpgme_verify_result_t result;
     212             :   const char *s;
     213             : 
     214             :   (void)argc;
     215             :   (void)argv;
     216             : 
     217           1 :   init_gpgme (GPGME_PROTOCOL_OpenPGP);
     218             : 
     219           1 :   err = gpgme_new (&ctx);
     220           1 :   fail_if_err (err);
     221             : 
     222             :   /* Checking a valid message.  */
     223           1 :   err = gpgme_data_new_from_mem (&text, test_text1, strlen (test_text1), 0);
     224           1 :   fail_if_err (err);
     225           1 :   err = gpgme_data_new_from_mem (&sig, test_sig1, strlen (test_sig1), 0);
     226           1 :   fail_if_err (err);
     227           1 :   err = gpgme_op_verify (ctx, sig, text, NULL);
     228           1 :   fail_if_err (err);
     229           1 :   result = gpgme_op_verify_result (ctx);
     230           1 :   check_result (result, 0, "A0FF4590BB6122EDEF6E3C542D727CC768697734",
     231             :                 GPG_ERR_NO_ERROR, 1);
     232             : 
     233             :   /* Checking a manipulated message.  */
     234           1 :   gpgme_data_release (text);
     235           1 :   err = gpgme_data_new_from_mem (&text, test_text1f, strlen (test_text1f), 0);
     236           1 :   fail_if_err (err);
     237           1 :   gpgme_data_seek (sig, 0, SEEK_SET);
     238           1 :   err = gpgme_op_verify (ctx, sig, text, NULL);
     239           1 :   fail_if_err (err);
     240           1 :   result = gpgme_op_verify_result (ctx);
     241           1 :   check_result (result, GPGME_SIGSUM_RED, "2D727CC768697734",
     242             :                 GPG_ERR_BAD_SIGNATURE, 0);
     243             : 
     244             :   /* Checking a normal signature.  */
     245           1 :   gpgme_data_release (sig);
     246           1 :   gpgme_data_release (text);
     247           1 :   err = gpgme_data_new_from_mem (&sig, test_sig2, strlen (test_sig2), 0);
     248           1 :   fail_if_err (err);
     249           1 :   err = gpgme_data_new (&text);
     250           1 :   fail_if_err (err);
     251           1 :   err = gpgme_op_verify (ctx, sig, NULL, text);
     252           1 :   fail_if_err (err);
     253           1 :   result = gpgme_op_verify_result (ctx);
     254           1 :   check_result (result, 0, "A0FF4590BB6122EDEF6E3C542D727CC768697734",
     255             :                 GPG_ERR_NO_ERROR, 0);
     256             : 
     257             : 
     258             :   /* Checking an invalid message.  */
     259           1 :   gpgme_data_release (sig);
     260           1 :   gpgme_data_release (text);
     261           1 :   err = gpgme_data_new_from_mem (&sig, double_plaintext_sig,
     262             :                                  strlen (double_plaintext_sig), 0);
     263           1 :   fail_if_err (err);
     264           1 :   err = gpgme_data_new (&text);
     265           1 :   fail_if_err (err);
     266           1 :   err = gpgme_op_verify (ctx, sig, NULL, text);
     267           1 :   if (gpgme_err_code (err) != GPG_ERR_BAD_DATA)
     268             :     {
     269           0 :       fprintf (stderr, "%s:%i: Double plaintext message not detected\n",
     270             :                __FILE__, __LINE__);
     271           0 :       exit (1);
     272             :     }
     273             : 
     274             :   /* Checking that set/get_sernder works.  */
     275           1 :   err = gpgme_set_sender (ctx, "foo@example.org");
     276           1 :   fail_if_err (err);
     277           1 :   s = gpgme_get_sender (ctx);
     278           1 :   if (!s || strcmp (s, "foo@example.org"))
     279             :     {
     280           0 :       fprintf (stderr, "%s:%i: gpgme_{set,get}_sender mismatch\n",
     281             :                __FILE__, __LINE__);
     282           0 :       exit (1);
     283             :     }
     284             : 
     285           1 :   err = gpgme_set_sender (ctx, "<bar@example.org>");
     286           1 :   fail_if_err (err);
     287           1 :   s = gpgme_get_sender (ctx);
     288           1 :   if (!s || strcmp (s, "bar@example.org"))
     289             :     {
     290           0 :       fprintf (stderr, "%s:%i: gpgme_{set,get}_sender mismatch\n",
     291             :                __FILE__, __LINE__);
     292           0 :       exit (1);
     293             :     }
     294             : 
     295           1 :   err = gpgme_set_sender (ctx, "Foo bar (comment) <foo@example.org>");
     296           1 :   fail_if_err (err);
     297           1 :   s = gpgme_get_sender (ctx);
     298           1 :   if (!s || strcmp (s, "foo@example.org"))
     299             :     {
     300           0 :       fprintf (stderr, "%s:%i: gpgme_{set,get}_sender mismatch\n",
     301             :                __FILE__, __LINE__);
     302           0 :       exit (1);
     303             :     }
     304             : 
     305           1 :   err = gpgme_set_sender (ctx, "foo");
     306           1 :   if (gpgme_err_code (err) != GPG_ERR_INV_VALUE)
     307             :     {
     308           0 :       fprintf (stderr, "%s:%i: gpgme_set_sender didn't detect bogus address\n",
     309             :                __FILE__, __LINE__);
     310           0 :       exit (1);
     311             :     }
     312             :   /* (the former address should still be there.)  */
     313           1 :   s = gpgme_get_sender (ctx);
     314           1 :   if (!s || strcmp (s, "foo@example.org"))
     315             :     {
     316           0 :       fprintf (stderr, "%s:%i: gpgme_{set,get}_sender mismatch\n",
     317             :                __FILE__, __LINE__);
     318           0 :       exit (1);
     319             :     }
     320             : 
     321             : 
     322           1 :   gpgme_data_release (sig);
     323           1 :   gpgme_data_release (text);
     324           1 :   gpgme_release (ctx);
     325           1 :   return 0;
     326             : }

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