test_digest.c

   1 /*
   2  * Test GOST 34.11 Digest operation
   3  *
   4  * Copyright (C) 2019-2020 Vitaly Chikunov <vt@altlinux.org>. All Rights Reserved.
   5  *
   6  * Contents licensed under the terms of the OpenSSL license
   7  * See https://www.openssl.org/source/license.html for details
   8  */
   9
  10 #include <openssl/engine.h>
  11 #include <openssl/evp.h>
  12 #include <openssl/rand.h>
  13 #include <openssl/err.h>
  14 #include <openssl/asn1.h>
  15 #include <openssl/obj_mac.h>
  16 #include <string.h>
  17 #include <stdlib.h>
  18 #if MIPSEL
  19 # include <sys/sysmips.h>
  20 #endif
  21 #ifndef EVP_MD_CTRL_SET_KEY
  22 # include "gost_lcl.h"
  23 #endif
  24
  25 /* Helpers to test OpenSSL API calls. */
  26 #define T(e) ({ if (!(e)) { \
  27                 ERR_print_errors_fp(stderr); \
  28                 OpenSSLDie(__FILE__, __LINE__, #e); \
  29             } \
  30         })
  31 #define TE(e) ({ if (!(e)) { \
  32                 ERR_print_errors_fp(stderr); \
  33                 fprintf(stderr, "Error at %s:%d %s\n", __FILE__, __LINE__, #e); \
  34                 return -1; \
  35             } \
  36         })
  37
  38 #define cRED    "\033[1;31m"
  39 #define cDRED   "\033[0;31m"
  40 #define cGREEN  "\033[1;32m"
  41 #define cDGREEN "\033[0;32m"
  42 #define cBLUE   "\033[1;34m"
  43 #define cDBLUE  "\033[0;34m"
  44 #define cNORM   "\033[m"
  45 #define TEST_ASSERT(e) {if ((test = (e))) \
  46                  printf(cRED "  Test FAILED\n" cNORM); \
  47              else \
  48                  printf(cGREEN "  Test passed\n" cNORM);}
  49
  50 /*
  51  * Test key from both GOST R 34.12-2015 and GOST R 34.13-2015.
  52  */
  53 static const char K[32] = {
  54     0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff,0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,
  55     0xfe,0xdc,0xba,0x98,0x76,0x54,0x32,0x10,0x01,0x23,0x45,0x67,0x89,0xab,0xcd,0xef,
  56 };
  57
  58 /*
  59  * Plaintext from GOST R 34.13-2015 A.1.
  60  * First 16 bytes is vector (a) from GOST R 34.12-2015 A.1.
  61  */
  62 static const char P[] = {
  63     0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x00,0xff,0xee,0xdd,0xcc,0xbb,0xaa,0x99,0x88,
  64     0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xee,0xff,0x0a,
  65     0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xee,0xff,0x0a,0x00,
  66     0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xee,0xff,0x0a,0x00,0x11,
  67 };
  68
  69 /*
  70  * OMAC1/CMAC test vector from GOST R 34.13-2015 А.1.6
  71  */
  72 static const char MAC_omac[] = { 0x33,0x6f,0x4d,0x29,0x60,0x59,0xfb,0xe3 };
  73
  74 /*
  75  * OMAC-ACPKM test vector from R 1323565.1.017-2018 A.4.1
  76  */
  77 static const char P_omac_acpkm1[] = {
  78     0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x00,0xFF,0xEE,0xDD,0xCC,0xBB,0xAA,0x99,0x88,
  79     0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,
  80 };
  81
  82 static const char MAC_omac_acpkm1[] = {
  83     0xB5,0x36,0x7F,0x47,0xB6,0x2B,0x99,0x5E,0xEB,0x2A,0x64,0x8C,0x58,0x43,0x14,0x5E,
  84 };
  85
  86 /*
  87  * OMAC-ACPKM test vector from R 1323565.1.017-2018 A.4.2
  88  */
  89 static const char P_omac_acpkm2[] = {
  90     0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x00,0xFF,0xEE,0xDD,0xCC,0xBB,0xAA,0x99,0x88,
  91     0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xEE,0xFF,0x0A,
  92     0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xEE,0xFF,0x0A,0x00,
  93     0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xEE,0xFF,0x0A,0x00,0x11,
  94     0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xEE,0xFF,0x0A,0x00,0x11,0x22,
  95 };
  96
  97 static const char MAC_omac_acpkm2[] = {
  98     0xFB,0xB8,0xDC,0xEE,0x45,0xBE,0xA6,0x7C,0x35,0xF5,0x8C,0x57,0x00,0x89,0x8E,0x5D,
  99 };
 100
 101 /* Some other test vectors. */
 102 static const char etalon_M4[64] = { 0 };
 103
 104 static const char etalon_M5[] = {
 105     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 106     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 107     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 108     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 109 };
 110
 111 static const char etalon_M6[] = {
 112     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 113     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 114     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 115     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 116     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 117     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 118     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 119     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 120     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 121     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 122     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 123     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 124 };
 125
 126 static const char etalon_carry[] = {
 127     0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,
 128     0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,
 129     0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,
 130     0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,
 131     0x16,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,
 132     0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,
 133     0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,
 134     0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x16,
 135 };
 136
 137 struct hash_testvec {
 138     int nid;               /* OpenSSL algorithm numeric id. */
 139     const char *name;      /* Test name and source. */
 140     const char *plaintext; /* Input (of psize), NULL for synthetic test. */
 141     const char *digest;    /* Expected output (of EVP_MD_size or truncate). */
 142     const char *key;       /* MAC key.*/
 143     int psize;             /* Input (plaintext) size. */
 144     int mdsize;            /* Compare to EVP_MD_size() if non-zero. */
 145     int truncate;          /* Truncated output (digest) size. */
 146     int key_size;          /* MAC key size. */
 147     int block_size;        /* Internal block size. */
 148     int acpkm;             /* The section size N (the number of bits that are
 149                               processed with one section key before this key is
 150                               transformed) (bytes) */
 151     int acpkm_t;           /* Master key (change) frequency T* (bytes) */
 152 };
 153
 154 static const struct hash_testvec testvecs[] = {
 155     {
 156         .nid = NID_id_GostR3411_2012_512,
 157         .name = "M1 from RFC 6986 (10.1.1) and GOST R 34.11-2012 (А.1.1)",
 158         .plaintext =
 159             "012345678901234567890123456789012345678901234567890123456789012",
 160         .psize = 63,
 161         .digest =
 162             "\x1b\x54\xd0\x1a\x4a\xf5\xb9\xd5\xcc\x3d\x86\xd6\x8d\x28\x54\x62"
 163             "\xb1\x9a\xbc\x24\x75\x22\x2f\x35\xc0\x85\x12\x2b\xe4\xba\x1f\xfa"
 164             "\x00\xad\x30\xf8\x76\x7b\x3a\x82\x38\x4c\x65\x74\xf0\x24\xc3\x11"
 165             "\xe2\xa4\x81\x33\x2b\x08\xef\x7f\x41\x79\x78\x91\xc1\x64\x6f\x48",
 166         .mdsize = 512 / 8,
 167         .block_size = 512 / 8,
 168     },
 169     {
 170         .nid = NID_id_GostR3411_2012_256,
 171         .name = "M1 from RFC 6986 (10.1.2) and GOST R 34.11-2012 (А.1.2)",
 172         .plaintext =
 173             "012345678901234567890123456789012345678901234567890123456789012",
 174         .psize = 63,
 175         .digest =
 176             "\x9d\x15\x1e\xef\xd8\x59\x0b\x89\xda\xa6\xba\x6c\xb7\x4a\xf9\x27"
 177             "\x5d\xd0\x51\x02\x6b\xb1\x49\xa4\x52\xfd\x84\xe5\xe5\x7b\x55\x00",
 178         .mdsize = 256 / 8,
 179         .block_size = 512 / 8,
 180     },
 181     {
 182         .nid = NID_id_GostR3411_2012_512,
 183         .name = "M2 from RFC 6986 (10.2.1) and GOST R 34.11-2012 (А.2.1)",
 184         .plaintext =
 185             "\xd1\xe5\x20\xe2\xe5\xf2\xf0\xe8\x2c\x20\xd1\xf2\xf0\xe8\xe1\xee"
 186             "\xe6\xe8\x20\xe2\xed\xf3\xf6\xe8\x2c\x20\xe2\xe5\xfe\xf2\xfa\x20"
 187             "\xf1\x20\xec\xee\xf0\xff\x20\xf1\xf2\xf0\xe5\xeb\xe0\xec\xe8\x20"
 188             "\xed\xe0\x20\xf5\xf0\xe0\xe1\xf0\xfb\xff\x20\xef\xeb\xfa\xea\xfb"
 189             "\x20\xc8\xe3\xee\xf0\xe5\xe2\xfb",
 190         .psize = 72,
 191         .digest =
 192             "\x1e\x88\xe6\x22\x26\xbf\xca\x6f\x99\x94\xf1\xf2\xd5\x15\x69\xe0"
 193             "\xda\xf8\x47\x5a\x3b\x0f\xe6\x1a\x53\x00\xee\xe4\x6d\x96\x13\x76"
 194             "\x03\x5f\xe8\x35\x49\xad\xa2\xb8\x62\x0f\xcd\x7c\x49\x6c\xe5\xb3"
 195             "\x3f\x0c\xb9\xdd\xdc\x2b\x64\x60\x14\x3b\x03\xda\xba\xc9\xfb\x28",
 196     },
 197     {
 198         .nid = NID_id_GostR3411_2012_256,
 199         .name = "M2 from RFC 6986 (10.2.2) and GOST R 34.11-2012 (А.2.2)",
 200         .plaintext =
 201             "\xd1\xe5\x20\xe2\xe5\xf2\xf0\xe8\x2c\x20\xd1\xf2\xf0\xe8\xe1\xee"
 202             "\xe6\xe8\x20\xe2\xed\xf3\xf6\xe8\x2c\x20\xe2\xe5\xfe\xf2\xfa\x20"
 203             "\xf1\x20\xec\xee\xf0\xff\x20\xf1\xf2\xf0\xe5\xeb\xe0\xec\xe8\x20"
 204             "\xed\xe0\x20\xf5\xf0\xe0\xe1\xf0\xfb\xff\x20\xef\xeb\xfa\xea\xfb"
 205             "\x20\xc8\xe3\xee\xf0\xe5\xe2\xfb",
 206         .psize = 72,
 207         .digest =
 208             "\x9d\xd2\xfe\x4e\x90\x40\x9e\x5d\xa8\x7f\x53\x97\x6d\x74\x05\xb0"
 209             "\xc0\xca\xc6\x28\xfc\x66\x9a\x74\x1d\x50\x06\x3c\x55\x7e\x8f\x50",
 210     },
 211     /* OMAC tests */
 212     {
 213         .nid = NID_grasshopper_mac,
 214         .name = "P from GOST R 34.13-2015 (А.1.6)",
 215         .plaintext = P,
 216         .psize = sizeof(P),
 217         .key = K,
 218         .key_size = sizeof(K),
 219         .digest = MAC_omac,
 220         .mdsize = 128 / 8,
 221         .truncate = sizeof(MAC_omac),
 222     },
 223     {
 224         .nid = NID_id_tc26_cipher_gostr3412_2015_kuznyechik_ctracpkm_omac,
 225         .name = "M from R 1323565.1.017-2018 (A.4.1)",
 226         .plaintext = P_omac_acpkm1,
 227         .psize = sizeof(P_omac_acpkm1),
 228         .key = K,
 229         .key_size = sizeof(K),
 230         .acpkm = 32,
 231         .acpkm_t = 768 / 8,
 232         .digest = MAC_omac_acpkm1,
 233         .mdsize = sizeof(MAC_omac_acpkm1),
 234     },
 235     {
 236         .nid = NID_id_tc26_cipher_gostr3412_2015_kuznyechik_ctracpkm_omac,
 237         .name = "M from R 1323565.1.017-2018 (A.4.2)",
 238         .plaintext = P_omac_acpkm2,
 239         .psize = sizeof(P_omac_acpkm2),
 240         .key = K,
 241         .key_size = sizeof(K),
 242         .acpkm = 32,
 243         .acpkm_t = 768 / 8,
 244         .digest = MAC_omac_acpkm2,
 245         .mdsize = sizeof(MAC_omac_acpkm2),
 246     },
 247     /* Other KATs. */
 248     {
 249         .nid = NID_id_GostR3411_2012_512,
 250         .name = "Zero length string (M3)",
 251         .plaintext = "",
 252         .psize = 0,
 253         .digest =
 254             "\x8e\x94\x5d\xa2\x09\xaa\x86\x9f\x04\x55\x92\x85\x29\xbc\xae\x46"
 255             "\x79\xe9\x87\x3a\xb7\x07\xb5\x53\x15\xf5\x6c\xeb\x98\xbe\xf0\xa7"
 256             "\x36\x2f\x71\x55\x28\x35\x6e\xe8\x3c\xda\x5f\x2a\xac\x4c\x6a\xd2"
 257             "\xba\x3a\x71\x5c\x1b\xcd\x81\xcb\x8e\x9f\x90\xbf\x4c\x1c\x1a\x8a",
 258         .mdsize = 512 / 8,
 259     },
 260     {
 261         .nid = NID_id_GostR3411_2012_256,
 262         .name = "Zero length string (M3)",
 263         .plaintext = "",
 264         .psize = 0,
 265         .digest =
 266             "\x3f\x53\x9a\x21\x3e\x97\xc8\x02\xcc\x22\x9d\x47\x4c\x6a\xa3\x2a"
 267             "\x82\x5a\x36\x0b\x2a\x93\x3a\x94\x9f\xd9\x25\x20\x8d\x9c\xe1\xbb",
 268         .mdsize = 256 / 8,
 269     },
 270     { /* M4 */
 271         .nid = NID_id_GostR3411_2012_512,
 272         .name = "64 bytes of zeros (M4)",
 273         .plaintext = etalon_M4,
 274         .psize = sizeof(etalon_M4),
 275         .digest =
 276             "\xb0\xfd\x29\xac\x1b\x0d\xf4\x41\x76\x9f\xf3\xfd\xb8\xdc\x56\x4d"
 277             "\xf6\x77\x21\xd6\xac\x06\xfb\x28\xce\xff\xb7\xbb\xaa\x79\x48\xc6"
 278             "\xc0\x14\xac\x99\x92\x35\xb5\x8c\xb2\x6f\xb6\x0f\xb1\x12\xa1\x45"
 279             "\xd7\xb4\xad\xe9\xae\x56\x6b\xf2\x61\x14\x02\xc5\x52\xd2\x0d\xb7"
 280     },
 281     {
 282         .nid = NID_id_GostR3411_2012_256,
 283         .name = "64 bytes of zeros (M4)",
 284         .plaintext = etalon_M4,
 285         .psize = sizeof(etalon_M4),
 286         .digest =
 287             "\xdf\x1f\xda\x9c\xe8\x31\x91\x39\x05\x37\x35\x80\x31\xdb\x2e\xca"
 288             "\xa6\xaa\x54\xcd\x0e\xda\x24\x1d\xc1\x07\x10\x5e\x13\x63\x6b\x95"
 289     },
 290     { /* M5 */
 291         .nid = NID_id_GostR3411_2012_512,
 292         .name = "64 bytes of (M5)",
 293         .plaintext = etalon_M5,
 294         .psize = sizeof(etalon_M5),
 295         .digest =
 296             "\x36\x3b\x44\x9e\xc8\x1a\xe4\x0b\x3a\x40\x7b\x12\x5c\x3b\x1c\x2b"
 297             "\x76\x8b\x50\x49\x6b\xcb\x5f\x69\x0b\x89\xe9\x00\x7b\x06\xe4\x08"
 298             "\x41\x82\xed\x45\xd4\x07\x2a\x67\xfe\xc9\xd3\x42\x1d\xab\x01\x3d"
 299             "\xa2\xaa\xbc\x1d\x65\x28\xe8\xe7\x75\xae\xc7\xb3\x45\x7a\xc6\x75"
 300     },
 301     {
 302         .nid = NID_id_GostR3411_2012_256,
 303         .name = "64 bytes of (M5)",
 304         .plaintext = etalon_M5,
 305         .psize = sizeof(etalon_M5),
 306         .digest =
 307             "\xf0\xa5\x57\xf6\xa0\x4a\x90\xab\x18\x11\xc1\xb6\xe9\xb0\x78\xe4"
 308             "\x16\x3b\x74\x03\x7c\x6c\xf5\x9f\x52\x44\x4a\x37\xf4\x8e\x11\xd8"
 309     },
 310     { /* M6 */
 311         .nid = NID_id_GostR3411_2012_512,
 312         .name = "(M6)",
 313         .plaintext = etalon_M6,
 314         .psize = sizeof(etalon_M6),
 315         .digest =
 316             "\x87\x81\xdf\xc8\x1d\x2d\xb6\xa4\x1d\x18\x57\xf3\x23\x0b\x3f\xfe"
 317             "\x2b\xda\x57\x42\x73\xea\x19\x47\x18\x9a\xaa\x54\x68\x47\x0d\xf1"
 318             "\xc4\xb3\x74\xb1\xa2\xb5\x6e\x59\xd1\x1d\x21\x3f\xea\x57\xe3\x51"
 319             "\x45\x43\xb0\xce\xd9\xb2\x0e\x55\x3a\xe6\x64\x25\xec\x90\x9c\xfd"
 320     },
 321     {
 322         .nid = NID_id_GostR3411_2012_256,
 323         .name = "(M6)",
 324         .plaintext = etalon_M6,
 325         .psize = sizeof(etalon_M6),
 326         .digest =
 327             "\x2f\x4f\x65\x1f\xe8\x8f\xea\x46\xec\x6f\x22\x23\x72\x8d\x8d\xff"
 328             "\x39\x68\x89\x35\x58\xef\x00\xa3\x10\xc2\x3e\x7d\x19\x23\xba\x0c"
 329     },
 330     { /* carry */
 331         .nid = NID_id_GostR3411_2012_512,
 332         .name = "(carry)",
 333         .plaintext = etalon_carry,
 334         .psize = sizeof(etalon_carry),
 335         .digest =
 336             "\x8b\x06\xf4\x1e\x59\x90\x7d\x96\x36\xe8\x92\xca\xf5\x94\x2f\xcd"
 337             "\xfb\x71\xfa\x31\x16\x9a\x5e\x70\xf0\xed\xb8\x73\x66\x4d\xf4\x1c"
 338             "\x2c\xce\x6e\x06\xdc\x67\x55\xd1\x5a\x61\xcd\xeb\x92\xbd\x60\x7c"
 339             "\xc4\xaa\xca\x67\x32\xbf\x35\x68\xa2\x3a\x21\x0d\xd5\x20\xfd\x41"
 340     },
 341     {
 342         .nid = NID_id_GostR3411_2012_256,
 343         .name = "(carry)",
 344         .plaintext = etalon_carry,
 345         .psize = sizeof(etalon_carry),
 346         .digest =
 347             "\x81\xbb\x63\x2f\xa3\x1f\xcc\x38\xb4\xc3\x79\xa6\x62\xdb\xc5\x8b"
 348             "\x9b\xed\x83\xf5\x0d\x3a\x1b\x2c\xe7\x27\x1a\xb0\x2d\x25\xba\xbb"
 349     },
 350     /* Synthetic tests. */
 351     {
 352         .nid = NID_id_GostR3411_2012_256,
 353         .name = "streebog256 synthetic test",
 354         .mdsize = 32,
 355         .block_size = 64,
 356         .digest =
 357             "\xa2\xf3\x6d\x9c\x42\xa1\x1e\xad\xe3\xc1\xfe\x99\xf9\x99\xc3\x84"
 358             "\xe7\x98\xae\x24\x50\x75\x73\xd7\xfc\x99\x81\xa0\x45\x85\x41\xf6"
 359     }, {
 360         .nid = NID_id_GostR3411_2012_512,
 361         .name = "streebog512 synthetic test",
 362         .mdsize = 64,
 363         .block_size = 64,
 364         .digest =
 365             "\x1d\x14\x4d\xd8\xb8\x27\xfb\x55\x1a\x5a\x7d\x03\xbb\xdb\xfa\xcb"
 366             "\x43\x6b\x5b\xc5\x77\x59\xfd\x5f\xf2\x3b\x8e\xf9\xc4\xdd\x6f\x79"
 367             "\x45\xd8\x16\x59\x9e\xaa\xbc\xf2\xb1\x4f\xd0\xe4\xf6\xad\x46\x60"
 368             "\x90\x89\xf7\x2f\x93\xd8\x85\x0c\xb0\x43\xff\x5a\xb6\xe3\x69\xbd"
 369     },
 370     { 0 }
 371 };
 372
 373 static void hexdump(const void *ptr, size_t len)
 374 {
 375     const unsigned char *p = ptr;
 376     size_t i, j;
 377
 378     for (i = 0; i < len; i += j) {
 379         for (j = 0; j < 16 && i + j < len; j++)
 380             printf("%s%02x", j? "" : " ", p[i + j]);
 381     }
 382     printf("\n");
 383 }
 384
 385 static int do_digest(const EVP_MD *type, const char *plaintext,
 386     unsigned int psize, const char *etalon, int mdsize, int truncate,
 387     const char *key, unsigned int key_size, int acpkm, int acpkm_t,
 388     int block_size)
 389 {
 390     if (mdsize)
 391         T(EVP_MD_size(type) == mdsize);
 392     if (truncate)
 393         mdsize = truncate;
 394     else
 395         mdsize = EVP_MD_size(type);
 396
 397     if (block_size)
 398         T(EVP_MD_block_size(type) == block_size);
 399     EVP_MD_CTX *ctx;
 400     T(ctx = EVP_MD_CTX_new());
 401     T(EVP_MD_CTX_init(ctx));
 402     T(EVP_DigestInit_ex(ctx, type, NULL));
 403     if (key)
 404         T(EVP_MD_CTX_ctrl(ctx, EVP_MD_CTRL_SET_KEY, key_size, (void *)key));
 405     if (acpkm)
 406         T(EVP_MD_CTX_ctrl(ctx,
 407                 EVP_CTRL_KEY_MESH, acpkm, acpkm_t? &acpkm_t : NULL));
 408     T(EVP_DigestUpdate(ctx, plaintext, psize));
 409
 410     unsigned int len;
 411     unsigned char md[EVP_MAX_MD_SIZE];
 412
 413     if (EVP_MD_flags(EVP_MD_CTX_md(ctx)) & EVP_MD_FLAG_XOF) {
 414         T(EVP_DigestFinalXOF(ctx, md, mdsize));
 415         len = mdsize;
 416     } else {
 417         T(EVP_MD_CTX_size(ctx) == mdsize);
 418         T(EVP_DigestFinal_ex(ctx, md, &len));
 419     }
 420
 421     EVP_MD_CTX_free(ctx);
 422     T(len == mdsize);
 423     if (memcmp(md, etalon, mdsize) != 0) {
 424         printf(cRED "digest mismatch\n" cNORM);
 425         return 1;
 426     }
 427
 428     return 0;
 429 }
 430
 431 static int do_test(const struct hash_testvec *tv)
 432 {
 433         int ret = 0;
 434
 435         const EVP_MD *type;
 436         T(type = EVP_get_digestbynid(tv->nid));
 437         const char *name = EVP_MD_name(type);
 438         printf(cBLUE "Test %s: %s: " cNORM, name, tv->name);
 439         fflush(stdout);
 440         ret |= do_digest(type, tv->plaintext, tv->psize, tv->digest,
 441             tv->mdsize, tv->truncate, tv->key, tv->key_size, tv->acpkm,
 442             tv->acpkm_t, tv->block_size);
 443
 444         /* Text alignment problems. */
 445         int shifts = 32;
 446         int i;
 447         char *buf;
 448         T(buf = OPENSSL_malloc(tv->psize + shifts));
 449         for (i = 0; i < shifts; i++) {
 450                 memcpy(buf + i, tv->plaintext, tv->psize);
 451                 ret |= do_digest(type, buf + i, tv->psize, tv->digest,
 452                     tv->mdsize, tv->truncate, tv->key, tv->key_size, tv->acpkm,
 453                     tv->acpkm_t, tv->block_size);
 454         }
 455         OPENSSL_free(buf);
 456
 457         if (!ret)
 458                 printf(cGREEN "success\n" cNORM);
 459         else
 460                 printf(cRED "fail\n" cNORM);
 461         return ret;
 462 }
 463
 464 #define SUPER_SIZE 256
 465 /*
 466  * For 256-byte buffer filled with 256 bytes from 0 to 255;
 467  * Digest them 256 times from the buffer end with lengths from 0 to 256,
 468  * and from beginning of the buffer with lengths from 0 to 256;
 469  * Each produced digest is digested again into final sum.
 470  */
 471 static int do_synthetic_once(const struct hash_testvec *tv, unsigned int shifts)
 472 {
 473     unsigned char *ibuf, *md;
 474     T(ibuf = OPENSSL_zalloc(SUPER_SIZE + shifts));
 475
 476     /* fill with pattern */
 477     unsigned int len;
 478     for (len = 0; len < SUPER_SIZE; len++)
 479             ibuf[shifts + len] = len & 0xff;
 480
 481     const EVP_MD *mdtype;
 482     T(mdtype = EVP_get_digestbynid(tv->nid));
 483     OPENSSL_assert(tv->nid == EVP_MD_type(mdtype));
 484     EVP_MD_CTX *ctx, *ctx2;
 485     T(ctx  = EVP_MD_CTX_new());
 486     T(ctx2 = EVP_MD_CTX_new());
 487     T(EVP_DigestInit(ctx2, mdtype));
 488     OPENSSL_assert(tv->nid == EVP_MD_CTX_type(ctx2));
 489     OPENSSL_assert(EVP_MD_block_size(mdtype) == tv->block_size);
 490     OPENSSL_assert(EVP_MD_CTX_size(ctx2) == tv->mdsize);
 491     OPENSSL_assert(EVP_MD_CTX_block_size(ctx2) == tv->block_size);
 492
 493     const unsigned int mdlen = EVP_MD_size(mdtype);
 494     OPENSSL_assert(mdlen == tv->mdsize);
 495     T(md = OPENSSL_zalloc(mdlen + shifts));
 496     md += shifts; /* test for output digest alignment problems */
 497
 498     /* digest cycles */
 499     for (len = 0; len < SUPER_SIZE; len++) {
 500         /* for each len digest len bytes from the end of buf */
 501         T(EVP_DigestInit(ctx, mdtype));
 502         T(EVP_DigestUpdate(ctx, ibuf + shifts + SUPER_SIZE - len, len));
 503         T(EVP_DigestFinal(ctx, md, NULL));
 504         T(EVP_DigestUpdate(ctx2, md, mdlen));
 505     }
 506
 507     for (len = 0; len < SUPER_SIZE; len++) {
 508         /* for each len digest len bytes from the beginning of buf */
 509         T(EVP_DigestInit(ctx, mdtype));
 510         T(EVP_DigestUpdate(ctx, ibuf + shifts, len));
 511         T(EVP_DigestFinal(ctx, md, NULL));
 512         T(EVP_DigestUpdate(ctx2, md, mdlen));
 513     }
 514
 515     OPENSSL_free(ibuf);
 516     EVP_MD_CTX_free(ctx);
 517
 518     T(EVP_DigestFinal(ctx2, md, &len));
 519     EVP_MD_CTX_free(ctx2);
 520
 521     if (len != mdlen) {
 522         printf(cRED "digest output len mismatch %u != %u (expected)\n" cNORM,
 523             len, mdlen);
 524         goto err;
 525     }
 526
 527     if (memcmp(md, tv->digest, mdlen) != 0) {
 528         printf(cRED "digest mismatch\n" cNORM);
 529
 530         unsigned int i;
 531         printf("  Expected value is: ");
 532         for (i = 0; i < mdlen; i++)
 533             printf("\\x%02x", md[i]);
 534         printf("\n");
 535         goto err;
 536     }
 537
 538     OPENSSL_free(md - shifts);
 539     return 0;
 540 err:
 541     OPENSSL_free(md - shifts);
 542     return 1;
 543 }
 544
 545 /* do different block sizes and different memory offsets */
 546 static int do_synthetic_test(const struct hash_testvec *tv)
 547 {
 548     int ret = 0;
 549
 550     printf(cBLUE "Synthetic test %s: " cNORM, tv->name);
 551     fflush(stdout);
 552
 553     unsigned int shifts;
 554     for (shifts = 0; shifts < 16 && !ret; shifts++)
 555         ret |= do_synthetic_once(tv, shifts);
 556
 557     if (!ret)
 558         printf(cGREEN "success\n" cNORM);
 559     else
 560         printf(cRED "fail\n" cNORM);
 561     return 0;
 562 }
 563
 564 int main(int argc, char **argv)
 565 {
 566     int ret = 0;
 567
 568 #if MIPSEL
 569     /* Trigger SIGBUS for unaligned access. */
 570     sysmips(MIPS_FIXADE, 0);
 571 #endif
 572     setenv("OPENSSL_ENGINES", ENGINE_DIR, 0);
 573     OPENSSL_add_all_algorithms_conf();
 574     ERR_load_crypto_strings();
 575     ENGINE *eng;
 576     T(eng = ENGINE_by_id("gost"));
 577     T(ENGINE_init(eng));
 578     T(ENGINE_set_default(eng, ENGINE_METHOD_ALL));
 579
 580     const struct hash_testvec *tv;
 581     for (tv = testvecs; tv->nid; tv++) {
 582         if (tv->plaintext)
 583             ret |= do_test(tv);
 584         else
 585             ret |= do_synthetic_test(tv);
 586     }
 587
 588     ENGINE_finish(eng);
 589     ENGINE_free(eng);
 590
 591     if (ret)
 592         printf(cDRED "= Some tests FAILED!\n" cNORM);
 593     else
 594         printf(cDGREEN "= All tests passed!\n" cNORM);
 595     return ret;
 596 }