tests/rsa-encrypt-decrypt.c

   1 /*
   2  * Copyright (C) 2004-2012 Free Software Foundation, Inc.
   3  *
   4  * Author: Nikos Mavrogiannopoulos, Simon Josefsson
   5  *
   6  * This file is part of GnuTLS.
   7  *
   8  * GnuTLS is free software; you can redistribute it and/or modify it
   9  * under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 3 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * GnuTLS is distributed in the hope that it will be useful, but
  14  * WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with GnuTLS; if not, write to the Free Software Foundation,
  20  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 /* Parts copied from GnuTLS example programs. */
  24
  25 #ifdef HAVE_CONFIG_H
  26 #include <config.h>
  27 #endif
  28
  29 #include <stdio.h>
  30 #include <stdlib.h>
  31 #include <string.h>
  32 #include <sys/types.h>
  33 #include <netinet/in.h>
  34 #include <sys/socket.h>
  35 #include <arpa/inet.h>
  36 #include <unistd.h>
  37 #include <gnutls/gnutls.h>
  38 #include <gnutls/x509.h>
  39 #include <gnutls/abstract.h>
  40
  41 #include "utils.h"
  42
  43 /* sha1 hash of "hello" string */
  44 const gnutls_datum_t hash_data = {
  45   (void *)
  46     "\xaa\xf4\xc6\x1d\xdc\xc5\xe8\xa2\xda\xbe"
  47     "\xde\x0f\x3b\x48\x2c\xd9\xae\xa9\x43\x4d",
  48   20
  49 };
  50
  51 const gnutls_datum_t raw_data = {
  52   (void *) "hello there",
  53   11
  54 };
  55
  56 static char pem1_cert[] =
  57   "-----BEGIN CERTIFICATE-----\n"
  58   "MIICHjCCAYmgAwIBAgIERiYdNzALBgkqhkiG9w0BAQUwGTEXMBUGA1UEAxMOR251\n"
  59   "VExTIHRlc3QgQ0EwHhcNMDcwNDE4MTMyOTI3WhcNMDgwNDE3MTMyOTI3WjAdMRsw\n"
  60   "GQYDVQQDExJHbnVUTFMgdGVzdCBjbGllbnQwgZwwCwYJKoZIhvcNAQEBA4GMADCB\n"
  61   "iAKBgLtmQ/Xyxde2jMzF3/WIO7HJS2oOoa0gUEAIgKFPXKPQ+GzP5jz37AR2ExeL\n"
  62   "ZIkiW8DdU3w77XwEu4C5KL6Om8aOoKUSy/VXHqLnu7czSZ/ju0quak1o/8kR4jKN\n"
  63   "zj2AC41179gAgY8oBAOgIo1hBAf6tjd9IQdJ0glhaZiQo1ipAgMBAAGjdjB0MAwG\n"
  64   "A1UdEwEB/wQCMAAwEwYDVR0lBAwwCgYIKwYBBQUHAwIwDwYDVR0PAQH/BAUDAweg\n"
  65   "ADAdBgNVHQ4EFgQUTLkKm/odNON+3svSBxX+odrLaJEwHwYDVR0jBBgwFoAU6Twc\n"
  66   "+62SbuYGpFYsouHAUyfI8pUwCwYJKoZIhvcNAQEFA4GBALujmBJVZnvaTXr9cFRJ\n"
  67   "jpfc/3X7sLUsMvumcDE01ls/cG5mIatmiyEU9qI3jbgUf82z23ON/acwJf875D3/\n"
  68   "U7jyOsBJ44SEQITbin2yUeJMIm1tievvdNXBDfW95AM507ShzP12sfiJkJfjjdhy\n"
  69   "dc8Siq5JojruiMizAf0pA7in\n" "-----END CERTIFICATE-----\n";
  70
  71 static char pem1_key[] =
  72   "-----BEGIN RSA PRIVATE KEY-----\n"
  73   "MIICXAIBAAKBgQC7ZkP18sXXtozMxd/1iDuxyUtqDqGtIFBACIChT1yj0Phsz+Y8\n"
  74   "9+wEdhMXi2SJIlvA3VN8O+18BLuAuSi+jpvGjqClEsv1Vx6i57u3M0mf47tKrmpN\n"
  75   "aP/JEeIyjc49gAuNde/YAIGPKAQDoCKNYQQH+rY3fSEHSdIJYWmYkKNYqQIDAQAB\n"
  76   "AoGADpmARG5CQxS+AesNkGmpauepiCz1JBF/JwnyiX6vEzUh0Ypd39SZztwrDxvF\n"
  77   "PJjQaKVljml1zkJpIDVsqvHdyVdse8M+Qn6hw4x2p5rogdvhhIL1mdWo7jWeVJTF\n"
  78   "RKB7zLdMPs3ySdtcIQaF9nUAQ2KJEvldkO3m/bRJFEp54k0CQQDYy+RlTmwRD6hy\n"
  79   "7UtMjR0H3CSZJeQ8svMCxHLmOluG9H1UKk55ZBYfRTsXniqUkJBZ5wuV1L+pR9EK\n"
  80   "ca89a+1VAkEA3UmBelwEv2u9cAU1QjKjmwju1JgXbrjEohK+3B5y0ESEXPAwNQT9\n"
  81   "TrDM1m9AyxYTWLxX93dI5QwNFJtmbtjeBQJARSCWXhsoaDRG8QZrCSjBxfzTCqZD\n"
  82   "ZXtl807ymCipgJm60LiAt0JLr4LiucAsMZz6+j+quQbSakbFCACB8SLV1QJBAKZQ\n"
  83   "YKf+EPNtnmta/rRKKvySsi3GQZZN+Dt3q0r094XgeTsAqrqujVNfPhTMeP4qEVBX\n"
  84   "/iVX2cmMTSh3w3z8MaECQEp0XJWDVKOwcTW6Ajp9SowtmiZ3YDYo1LF9igb4iaLv\n"
  85   "sWZGfbnU3ryjvkb6YuFjgtzbZDZHWQCo8/cOtOBmPdk=\n"
  86   "-----END RSA PRIVATE KEY-----\n";
  87
  88 const gnutls_datum_t cert_dat[] = {
  89   {(void*)pem1_cert, sizeof (pem1_cert)}
  90 };
  91
  92 const gnutls_datum_t key_dat[] = {
  93   {(void*)pem1_key, sizeof (pem1_key)}
  94 };
  95
  96 void
  97 doit (void)
  98 {
  99   gnutls_x509_privkey_t key;
 100   gnutls_x509_crt_t crt;
 101   gnutls_pubkey_t pubkey;
 102   gnutls_privkey_t privkey;
 103   gnutls_datum_t out, out2;
 104   int ret;
 105   size_t i;
 106
 107   gnutls_global_init ();
 108
 109   for (i = 0; i < sizeof (key_dat) / sizeof (key_dat[0]); i++)
 110     {
 111       if (debug)
 112         success ("loop %d\n", (int) i);
 113
 114       ret = gnutls_x509_privkey_init (&key);
 115       if (ret < 0)
 116         fail ("gnutls_x509_privkey_init\n");
 117
 118       ret =
 119         gnutls_x509_privkey_import (key, &key_dat[i], GNUTLS_X509_FMT_PEM);
 120       if (ret < 0)
 121         fail ("gnutls_x509_privkey_import\n");
 122
 123       ret = gnutls_pubkey_init (&pubkey);
 124       if (ret < 0)
 125         fail ("gnutls_privkey_init\n");
 126
 127       ret = gnutls_privkey_init (&privkey);
 128       if (ret < 0)
 129         fail ("gnutls_pubkey_init\n");
 130
 131       ret = gnutls_privkey_import_x509 (privkey, key, 0);
 132       if (ret < 0)
 133         fail ("gnutls_privkey_import_x509\n");
 134
 135       ret = gnutls_x509_crt_init (&crt);
 136       if (ret < 0)
 137         fail ("gnutls_x509_crt_init\n");
 138
 139       ret = gnutls_x509_crt_import (crt, &cert_dat[i], GNUTLS_X509_FMT_PEM);
 140       if (ret < 0)
 141         fail ("gnutls_x509_crt_import\n");
 142
 143       ret =
 144         gnutls_pubkey_import_x509 (pubkey, crt, 0);
 145       if (ret < 0)
 146         fail ("gnutls_x509_pubkey_import\n");
 147
 148
 149       ret = gnutls_pubkey_encrypt_data(pubkey, 0, &hash_data, &out);
 150       if (ret < 0)
 151         fail ("gnutls_pubkey_encrypt_data\n");
 152
 153
 154       ret = gnutls_privkey_decrypt_data (privkey, 0,
 155                                       &out, &out2);
 156       if (ret < 0)
 157         fail ("gnutls_privkey_decrypt_data\n");
 158
 159       if (out2.size != hash_data.size)
 160         fail ("Decrypted data don't match original (1)\n");
 161
 162       if (memcmp(out2.data, hash_data.data, hash_data.size) != 0)
 163         fail ("Decrypted data don't match original (2)\n");
 164
 165       gnutls_free(out.data);
 166       gnutls_free(out2.data);
 167
 168       ret = gnutls_pubkey_encrypt_data(pubkey, 0, &raw_data, &out);
 169       if (ret < 0)
 170         fail ("gnutls_pubkey_encrypt_data\n");
 171
 172       ret = gnutls_privkey_decrypt_data (privkey, 0,
 173                                       &out, &out2);
 174       if (ret < 0)
 175         fail ("gnutls_privkey_decrypt_data\n");
 176
 177       if (out2.size != raw_data.size)
 178         fail ("Decrypted data don't match original (3)\n");
 179
 180       if (memcmp(out2.data, raw_data.data, raw_data.size) != 0)
 181         fail ("Decrypted data don't match original (4)\n");
 182
 183       if (debug) success("ok\n");
 184
 185       gnutls_free(out.data);
 186       gnutls_free(out2.data);
 187       gnutls_x509_privkey_deinit (key);
 188       gnutls_x509_crt_deinit (crt);
 189       gnutls_privkey_deinit (privkey);
 190       gnutls_pubkey_deinit (pubkey);
 191     }
 192
 193   gnutls_global_deinit ();
 194 }