crypto/openssl-0.9.7e/test/evp_test.c

   1 /* Written by Ben Laurie, 2001 */
   2 /*
   3  * Copyright (c) 2001 The OpenSSL Project.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  *
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  *
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in
  14  *    the documentation and/or other materials provided with the
  15  *    distribution.
  16  *
  17  * 3. All advertising materials mentioning features or use of this
  18  *    software must display the following acknowledgment:
  19  *    "This product includes software developed by the OpenSSL Project
  20  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
  21  *
  22  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  23  *    endorse or promote products derived from this software without
  24  *    prior written permission. For written permission, please contact
  25  *    openssl-core@openssl.org.
  26  *
  27  * 5. Products derived from this software may not be called "OpenSSL"
  28  *    nor may "OpenSSL" appear in their names without prior written
  29  *    permission of the OpenSSL Project.
  30  *
  31  * 6. Redistributions of any form whatsoever must retain the following
  32  *    acknowledgment:
  33  *    "This product includes software developed by the OpenSSL Project
  34  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
  35  *
  36  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  37  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  38  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  39  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  40  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  41  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  42  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  43  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  44  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  45  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  46  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  47  * OF THE POSSIBILITY OF SUCH DAMAGE.
  48  */
  49
  50 #include <stdio.h>
  51 #include <string.h>
  52
  53 #include "../e_os.h"
  54
  55 #include <openssl/evp.h>
  56 #ifndef OPENSSL_NO_ENGINE
  57 #include <openssl/engine.h>
  58 #endif
  59 #include <openssl/err.h>
  60 #include <openssl/conf.h>
  61
  62 static void hexdump(FILE *f,const char *title,const unsigned char *s,int l)
  63     {
  64     int n=0;
  65
  66     fprintf(f,"%s",title);
  67     for( ; n < l ; ++n)
  68         {
  69         if((n%16) == 0)
  70             fprintf(f,"\n%04x",n);
  71         fprintf(f," %02x",s[n]);
  72         }
  73     fprintf(f,"\n");
  74     }
  75
  76 static int convert(unsigned char *s)
  77     {
  78     unsigned char *d;
  79
  80     for(d=s ; *s ; s+=2,++d)
  81         {
  82         unsigned int n;
  83
  84         if(!s[1])
  85             {
  86             fprintf(stderr,"Odd number of hex digits!");
  87             EXIT(4);
  88             }
  89         sscanf((char *)s,"%2x",&n);
  90         *d=(unsigned char)n;
  91         }
  92     return s-d;
  93     }
  94
  95 static char *sstrsep(char **string, const char *delim)
  96     {
  97     char isdelim[256];
  98     char *token = *string;
  99
 100     if (**string == 0)
 101         return NULL;
 102
 103     memset(isdelim, 0, 256);
 104     isdelim[0] = 1;
 105
 106     while (*delim)
 107         {
 108         isdelim[(unsigned char)(*delim)] = 1;
 109         delim++;
 110         }
 111
 112     while (!isdelim[(unsigned char)(**string)])
 113         {
 114         (*string)++;
 115         }
 116
 117     if (**string)
 118         {
 119         **string = 0;
 120         (*string)++;
 121         }
 122
 123     return token;
 124     }
 125
 126 static unsigned char *ustrsep(char **p,const char *sep)
 127     { return (unsigned char *)sstrsep(p,sep); }
 128
 129 static int test1_exit(int ec)
 130         {
 131         EXIT(ec);
 132         return(0);              /* To keep some compilers quiet */
 133         }
 134
 135 static void test1(const EVP_CIPHER *c,const unsigned char *key,int kn,
 136                   const unsigned char *iv,int in,
 137                   const unsigned char *plaintext,int pn,
 138                   const unsigned char *ciphertext,int cn,
 139                   int encdec,int multiplier)
 140     {
 141     EVP_CIPHER_CTX ctx;
 142     unsigned char out[4096];
 143     int outl,outl2;
 144
 145     printf("Testing cipher %s%s\n",EVP_CIPHER_name(c),
 146            (encdec == 1 ? "(encrypt)" : (encdec == 0 ? "(decrypt)" : "(encrypt/decrypt)")));
 147     hexdump(stdout,"Key",key,kn);
 148     if(in)
 149         hexdump(stdout,"IV",iv,in);
 150     hexdump(stdout,"Plaintext",plaintext,pn);
 151     hexdump(stdout,"Ciphertext",ciphertext,cn);
 152
 153     if(kn != c->key_len)
 154         {
 155         fprintf(stderr,"Key length doesn't match, got %d expected %d\n",kn,
 156                 c->key_len);
 157         test1_exit(5);
 158         }
 159     EVP_CIPHER_CTX_init(&ctx);
 160     if (encdec != 0)
 161         {
 162         if(!EVP_EncryptInit_ex(&ctx,c,NULL,key,iv))
 163             {
 164             fprintf(stderr,"EncryptInit failed\n");
 165             ERR_print_errors_fp(stderr);
 166             test1_exit(10);
 167             }
 168         EVP_CIPHER_CTX_set_padding(&ctx,0);
 169
 170         if(!EVP_EncryptUpdate(&ctx,out,&outl,plaintext,pn*multiplier))
 171             {
 172             fprintf(stderr,"Encrypt failed\n");
 173             ERR_print_errors_fp(stderr);
 174             test1_exit(6);
 175             }
 176         if(!EVP_EncryptFinal_ex(&ctx,out+outl,&outl2))
 177             {
 178             fprintf(stderr,"EncryptFinal failed\n");
 179             ERR_print_errors_fp(stderr);
 180             test1_exit(7);
 181             }
 182
 183         if(outl+outl2 != cn*multiplier)
 184             {
 185             fprintf(stderr,"Ciphertext length mismatch got %d expected %d\n",
 186                     outl+outl2,cn);
 187             test1_exit(8);
 188             }
 189
 190         if(memcmp(out,ciphertext,cn))
 191             {
 192             fprintf(stderr,"Ciphertext mismatch\n");
 193             hexdump(stderr,"Got",out,cn);
 194             hexdump(stderr,"Expected",ciphertext,cn);
 195             test1_exit(9);
 196             }
 197         }
 198
 199     if (encdec <= 0)
 200         {
 201         if(!EVP_DecryptInit_ex(&ctx,c,NULL,key,iv))
 202             {
 203             fprintf(stderr,"DecryptInit failed\n");
 204             ERR_print_errors_fp(stderr);
 205             test1_exit(11);
 206             }
 207         EVP_CIPHER_CTX_set_padding(&ctx,0);
 208
 209         if(!EVP_DecryptUpdate(&ctx,out,&outl,ciphertext,cn*multiplier))
 210             {
 211             fprintf(stderr,"Decrypt failed\n");
 212             ERR_print_errors_fp(stderr);
 213             test1_exit(6);
 214             }
 215         if(!EVP_DecryptFinal_ex(&ctx,out+outl,&outl2))
 216             {
 217             fprintf(stderr,"DecryptFinal failed\n");
 218             ERR_print_errors_fp(stderr);
 219             test1_exit(7);
 220             }
 221
 222         if(outl+outl2 != cn*multiplier)
 223             {
 224             fprintf(stderr,"Plaintext length mismatch got %d expected %d\n",
 225                     outl+outl2,cn);
 226             test1_exit(8);
 227             }
 228
 229         if(memcmp(out,plaintext,cn))
 230             {
 231             fprintf(stderr,"Plaintext mismatch\n");
 232             hexdump(stderr,"Got",out,cn);
 233             hexdump(stderr,"Expected",plaintext,cn);
 234             test1_exit(9);
 235             }
 236         }
 237
 238     EVP_CIPHER_CTX_cleanup(&ctx);
 239
 240     printf("\n");
 241     }
 242
 243 static int test_cipher(const char *cipher,const unsigned char *key,int kn,
 244                        const unsigned char *iv,int in,
 245                        const unsigned char *plaintext,int pn,
 246                        const unsigned char *ciphertext,int cn,
 247                        int encdec,int multiplier)
 248     {
 249     const EVP_CIPHER *c;
 250
 251     c=EVP_get_cipherbyname(cipher);
 252     if(!c)
 253         return 0;
 254
 255     test1(c,key,kn,iv,in,plaintext,pn,ciphertext,cn,encdec,multiplier);
 256
 257     return 1;
 258     }
 259
 260 static int test_digest(const char *digest,
 261                        const unsigned char *plaintext,int pn,
 262                        const unsigned char *ciphertext, unsigned int cn)
 263     {
 264     const EVP_MD *d;
 265     EVP_MD_CTX ctx;
 266     unsigned char md[EVP_MAX_MD_SIZE];
 267     unsigned int mdn;
 268
 269     d=EVP_get_digestbyname(digest);
 270     if(!d)
 271         return 0;
 272
 273     printf("Testing digest %s\n",EVP_MD_name(d));
 274     hexdump(stdout,"Plaintext",plaintext,pn);
 275     hexdump(stdout,"Digest",ciphertext,cn);
 276
 277     EVP_MD_CTX_init(&ctx);
 278     if(!EVP_DigestInit_ex(&ctx,d, NULL))
 279         {
 280         fprintf(stderr,"DigestInit failed\n");
 281         ERR_print_errors_fp(stderr);
 282         EXIT(100);
 283         }
 284     if(!EVP_DigestUpdate(&ctx,plaintext,pn))
 285         {
 286         fprintf(stderr,"DigestUpdate failed\n");
 287         ERR_print_errors_fp(stderr);
 288         EXIT(101);
 289         }
 290     if(!EVP_DigestFinal_ex(&ctx,md,&mdn))
 291         {
 292         fprintf(stderr,"DigestFinal failed\n");
 293         ERR_print_errors_fp(stderr);
 294         EXIT(101);
 295         }
 296     EVP_MD_CTX_cleanup(&ctx);
 297
 298     if(mdn != cn)
 299         {
 300         fprintf(stderr,"Digest length mismatch, got %d expected %d\n",mdn,cn);
 301         EXIT(102);
 302         }
 303
 304     if(memcmp(md,ciphertext,cn))
 305         {
 306         fprintf(stderr,"Digest mismatch\n");
 307         hexdump(stderr,"Got",md,cn);
 308         hexdump(stderr,"Expected",ciphertext,cn);
 309         EXIT(103);
 310         }
 311
 312     printf("\n");
 313
 314     EVP_MD_CTX_cleanup(&ctx);
 315
 316     return 1;
 317     }
 318
 319 int main(int argc,char **argv)
 320     {
 321     const char *szTestFile;
 322     FILE *f;
 323
 324     if(argc != 2)
 325         {
 326         fprintf(stderr,"%s <test file>\n",argv[0]);
 327         EXIT(1);
 328         }
 329     CRYPTO_malloc_debug_init();
 330     CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL);
 331     CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
 332
 333     szTestFile=argv[1];
 334
 335     f=fopen(szTestFile,"r");
 336     if(!f)
 337         {
 338         perror(szTestFile);
 339         EXIT(2);
 340         }
 341
 342     /* Load up the software EVP_CIPHER and EVP_MD definitions */
 343     OpenSSL_add_all_ciphers();
 344     OpenSSL_add_all_digests();
 345 #ifndef OPENSSL_NO_ENGINE
 346     /* Load all compiled-in ENGINEs */
 347     ENGINE_load_builtin_engines();
 348 #endif
 349 #if 0
 350     OPENSSL_config();
 351 #endif
 352 #ifndef OPENSSL_NO_ENGINE
 353     /* Register all available ENGINE implementations of ciphers and digests.
 354      * This could perhaps be changed to "ENGINE_register_all_complete()"? */
 355     ENGINE_register_all_ciphers();
 356     ENGINE_register_all_digests();
 357     /* If we add command-line options, this statement should be switchable.
 358      * It'll prevent ENGINEs being ENGINE_init()ialised for cipher/digest use if
 359      * they weren't already initialised. */
 360     /* ENGINE_set_cipher_flags(ENGINE_CIPHER_FLAG_NOINIT); */
 361 #endif
 362
 363     for( ; ; )
 364         {
 365         char line[4096];
 366         char *p;
 367         char *cipher;
 368         unsigned char *iv,*key,*plaintext,*ciphertext;
 369         int encdec;
 370         int kn,in,pn,cn;
 371         int multiplier=1;
 372
 373         if(!fgets((char *)line,sizeof line,f))
 374             break;
 375         if(line[0] == '#' || line[0] == '\n')
 376             continue;
 377         p=line;
 378         cipher=sstrsep(&p,":");
 379         key=ustrsep(&p,":");
 380         iv=ustrsep(&p,":");
 381         plaintext=ustrsep(&p,":");
 382         ciphertext=ustrsep(&p,":");
 383         if (p[-1] == '\n') {
 384             p[-1] = '\0';
 385             encdec = -1;
 386         } else {
 387             encdec = atoi(sstrsep(&p,"\n"));
 388         }
 389
 390
 391         kn=convert(key);
 392         in=convert(iv);
 393         pn=convert(plaintext);
 394         cn=convert(ciphertext);
 395
 396         if(strchr(cipher,'*'))
 397             {
 398             p=cipher;
 399             sstrsep(&p,"*");
 400             multiplier=atoi(sstrsep(&p,"*"));
 401             }
 402
 403         if(!test_cipher(cipher,key,kn,iv,in,plaintext,pn,ciphertext,cn,encdec,
 404                         multiplier)
 405            && !test_digest(cipher,plaintext,pn,ciphertext,cn))
 406             {
 407             fprintf(stderr,"Can't find %s\n",cipher);
 408             EXIT(3);
 409             }
 410         }
 411
 412 #ifndef OPENSSL_NO_ENGINE
 413     ENGINE_cleanup();
 414 #endif
 415     EVP_cleanup();
 416     CRYPTO_cleanup_all_ex_data();
 417     ERR_remove_state(0);
 418     ERR_free_strings();
 419     CRYPTO_mem_leaks_fp(stderr);
 420
 421     return 0;
 422     }