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/opensslv.h>
  12 #include <openssl/evp.h>
  13 #include <openssl/rand.h>
  14 #include <openssl/err.h>
  15 #include <openssl/asn1.h>
  16 #if OPENSSL_VERSION_MAJOR < 3
  17 # include <openssl/hmac.h>
  18 #else
  19 # include <openssl/core_names.h>
  20 #endif
  21 #include <openssl/obj_mac.h>
  22 #include <string.h>
  23 #include <stdlib.h>
  24 #if MIPSEL
  25 # include <sys/sysmips.h>
  26 #endif
  27 #ifndef EVP_MD_CTRL_SET_KEY
  28 # include "gost_lcl.h"
  29 #endif
  30
  31 /* Helpers to test OpenSSL API calls. */
  32 #define T(e) ({ if (!(e)) { \
  33                 ERR_print_errors_fp(stderr); \
  34                 OpenSSLDie(__FILE__, __LINE__, #e); \
  35             } \
  36         })
  37 #define TE(e) ({ if (!(e)) { \
  38                 ERR_print_errors_fp(stderr); \
  39                 fprintf(stderr, "Error at %s:%d %s\n", __FILE__, __LINE__, #e); \
  40                 return -1; \
  41             } \
  42         })
  43
  44 #define cRED    "\033[1;31m"
  45 #define cDRED   "\033[0;31m"
  46 #define cGREEN  "\033[1;32m"
  47 #define cDGREEN "\033[0;32m"
  48 #define cBLUE   "\033[1;34m"
  49 #define cDBLUE  "\033[0;34m"
  50 #define cMAGENT "\033[1;35m"
  51 #define cNORM   "\033[m"
  52 #define TEST_ASSERT(e) {if ((test = (e))) \
  53                  printf(cRED "  Test FAILED\n" cNORM); \
  54              else \
  55                  printf(cGREEN "  Test passed\n" cNORM);}
  56
  57 /*
  58  * Test keys from both GOST R 34.12-2015 and GOST R 34.13-2015,
  59  * for 128-bit cipher (A.1).
  60  */
  61 static const char K[32] = {
  62     0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff,0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,
  63     0xfe,0xdc,0xba,0x98,0x76,0x54,0x32,0x10,0x01,0x23,0x45,0x67,0x89,0xab,0xcd,0xef,
  64 };
  65
  66 /*
  67  * Key for 64-bit cipher (A.2).
  68  */
  69 static const char Km[32] = {
  70     0xff,0xee,0xdd,0xcc,0xbb,0xaa,0x99,0x88,0x77,0x66,0x55,0x44,0x33,0x22,0x11,0x00,
  71     0xf0,0xf1,0xf2,0xf3,0xf4,0xf5,0xf6,0xf7,0xf8,0xf9,0xfa,0xfb,0xfc,0xfd,0xfe,0xff,
  72 };
  73
  74 /*
  75  * Plaintext from GOST R 34.13-2015 A.1.
  76  * First 16 bytes is vector (a) from GOST R 34.12-2015 A.1.
  77  */
  78 static const char P[] = {
  79     0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x00,0xff,0xee,0xdd,0xcc,0xbb,0xaa,0x99,0x88,
  80     0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xee,0xff,0x0a,
  81     0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xee,0xff,0x0a,0x00,
  82     0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xee,0xff,0x0a,0x00,0x11,
  83 };
  84
  85 /* Plaintext for 64-bit cipher (A.2) */
  86 static const char Pm[] = {
  87     0x92,0xde,0xf0,0x6b,0x3c,0x13,0x0a,0x59,0xdb,0x54,0xc7,0x04,0xf8,0x18,0x9d,0x20,
  88     0x4a,0x98,0xfb,0x2e,0x67,0xa8,0x02,0x4c,0x89,0x12,0x40,0x9b,0x17,0xb5,0x7e,0x41,
  89 };
  90
  91 /*
  92  * Kuznyechik OMAC1/CMAC test vector from GOST R 34.13-2015 А.1.6
  93  */
  94 static const char MAC_omac[] = { 0x33,0x6f,0x4d,0x29,0x60,0x59,0xfb,0xe3 };
  95
  96 /*
  97  * Magma OMAC1/CMAC test vector from GOST R 34.13-2015 А.2.6
  98  */
  99 static const char MAC_magma_omac[] = { 0x15,0x4e,0x72,0x10 };
 100
 101 /*
 102  * OMAC-ACPKM test vector from R 1323565.1.017-2018 A.4.1
 103  */
 104 static const char P_omac_acpkm1[] = {
 105     0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x00,0xFF,0xEE,0xDD,0xCC,0xBB,0xAA,0x99,0x88,
 106     0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,
 107 };
 108
 109 static const char MAC_omac_acpkm1[] = {
 110     0xB5,0x36,0x7F,0x47,0xB6,0x2B,0x99,0x5E,0xEB,0x2A,0x64,0x8C,0x58,0x43,0x14,0x5E,
 111 };
 112
 113 /*
 114  * OMAC-ACPKM test vector from R 1323565.1.017-2018 A.4.2
 115  */
 116 static const char P_omac_acpkm2[] = {
 117     0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x00,0xFF,0xEE,0xDD,0xCC,0xBB,0xAA,0x99,0x88,
 118     0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xEE,0xFF,0x0A,
 119     0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xEE,0xFF,0x0A,0x00,
 120     0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xEE,0xFF,0x0A,0x00,0x11,
 121     0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xEE,0xFF,0x0A,0x00,0x11,0x22,
 122 };
 123
 124 static const char MAC_omac_acpkm2[] = {
 125     0xFB,0xB8,0xDC,0xEE,0x45,0xBE,0xA6,0x7C,0x35,0xF5,0x8C,0x57,0x00,0x89,0x8E,0x5D,
 126 };
 127
 128 /* Some other test vectors. */
 129 static const char etalon_M4[64] = { 0 };
 130
 131 static const char etalon_M5[] = {
 132     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 133     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 134     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 135     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 136 };
 137
 138 static const char etalon_M6[] = {
 139     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 140     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 141     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 142     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 143     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 144     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 145     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 146     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 147     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 148     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 149     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 150     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 151 };
 152
 153 static const char etalon_carry[] = {
 154     0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,
 155     0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,
 156     0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,
 157     0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,
 158     0x16,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,
 159     0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,
 160     0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,
 161     0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x16,
 162 };
 163
 164 struct hash_testvec {
 165     int nid;               /* OpenSSL algorithm numeric id. */
 166     const char *name;      /* Test name and source. */
 167     const char *plaintext; /* Input (of psize), NULL for synthetic test. */
 168     const char *digest;    /* Expected output (of EVP_MD_size or truncate). */
 169     const char *hmac;      /* Expected output for HMAC tests. */
 170     const char *key;       /* MAC key.*/
 171     int psize;             /* Input (plaintext) size. */
 172     int mdsize;            /* Compare to EVP_MD_size() if non-zero. */
 173     int truncate;          /* Truncated output (digest) size. */
 174     int key_size;          /* MAC key size. */
 175     int block_size;        /* Internal block size. */
 176     int acpkm;             /* The section size N (the number of bits that are
 177                               processed with one section key before this key is
 178                               transformed) (bytes) */
 179     int acpkm_t;           /* Master key (change) frequency T* (bytes) */
 180 };
 181
 182 static const struct hash_testvec testvecs[] = {
 183     { /* Test vectors from standards. */
 184         .nid = NID_id_GostR3411_2012_512,
 185         .name = "M1 from RFC 6986 (10.1.1) and GOST R 34.11-2012 (А.1.1)",
 186         .plaintext =
 187             "012345678901234567890123456789012345678901234567890123456789012",
 188         .psize = 63,
 189         .digest =
 190             "\x1b\x54\xd0\x1a\x4a\xf5\xb9\xd5\xcc\x3d\x86\xd6\x8d\x28\x54\x62"
 191             "\xb1\x9a\xbc\x24\x75\x22\x2f\x35\xc0\x85\x12\x2b\xe4\xba\x1f\xfa"
 192             "\x00\xad\x30\xf8\x76\x7b\x3a\x82\x38\x4c\x65\x74\xf0\x24\xc3\x11"
 193             "\xe2\xa4\x81\x33\x2b\x08\xef\x7f\x41\x79\x78\x91\xc1\x64\x6f\x48",
 194         .mdsize = 512 / 8,
 195         .block_size = 512 / 8,
 196     },
 197     {
 198         .nid = NID_id_GostR3411_2012_256,
 199         .name = "M1 from RFC 6986 (10.1.2) and GOST R 34.11-2012 (А.1.2)",
 200         .plaintext =
 201             "012345678901234567890123456789012345678901234567890123456789012",
 202         .psize = 63,
 203         .digest =
 204             "\x9d\x15\x1e\xef\xd8\x59\x0b\x89\xda\xa6\xba\x6c\xb7\x4a\xf9\x27"
 205             "\x5d\xd0\x51\x02\x6b\xb1\x49\xa4\x52\xfd\x84\xe5\xe5\x7b\x55\x00",
 206         .mdsize = 256 / 8,
 207         .block_size = 512 / 8,
 208     },
 209     {
 210         .nid = NID_id_GostR3411_2012_512,
 211         .name = "M2 from RFC 6986 (10.2.1) and GOST R 34.11-2012 (А.2.1)",
 212         .plaintext =
 213             "\xd1\xe5\x20\xe2\xe5\xf2\xf0\xe8\x2c\x20\xd1\xf2\xf0\xe8\xe1\xee"
 214             "\xe6\xe8\x20\xe2\xed\xf3\xf6\xe8\x2c\x20\xe2\xe5\xfe\xf2\xfa\x20"
 215             "\xf1\x20\xec\xee\xf0\xff\x20\xf1\xf2\xf0\xe5\xeb\xe0\xec\xe8\x20"
 216             "\xed\xe0\x20\xf5\xf0\xe0\xe1\xf0\xfb\xff\x20\xef\xeb\xfa\xea\xfb"
 217             "\x20\xc8\xe3\xee\xf0\xe5\xe2\xfb",
 218         .psize = 72,
 219         .digest =
 220             "\x1e\x88\xe6\x22\x26\xbf\xca\x6f\x99\x94\xf1\xf2\xd5\x15\x69\xe0"
 221             "\xda\xf8\x47\x5a\x3b\x0f\xe6\x1a\x53\x00\xee\xe4\x6d\x96\x13\x76"
 222             "\x03\x5f\xe8\x35\x49\xad\xa2\xb8\x62\x0f\xcd\x7c\x49\x6c\xe5\xb3"
 223             "\x3f\x0c\xb9\xdd\xdc\x2b\x64\x60\x14\x3b\x03\xda\xba\xc9\xfb\x28",
 224     },
 225     {
 226         .nid = NID_id_GostR3411_2012_256,
 227         .name = "M2 from RFC 6986 (10.2.2) and GOST R 34.11-2012 (А.2.2)",
 228         .plaintext =
 229             "\xd1\xe5\x20\xe2\xe5\xf2\xf0\xe8\x2c\x20\xd1\xf2\xf0\xe8\xe1\xee"
 230             "\xe6\xe8\x20\xe2\xed\xf3\xf6\xe8\x2c\x20\xe2\xe5\xfe\xf2\xfa\x20"
 231             "\xf1\x20\xec\xee\xf0\xff\x20\xf1\xf2\xf0\xe5\xeb\xe0\xec\xe8\x20"
 232             "\xed\xe0\x20\xf5\xf0\xe0\xe1\xf0\xfb\xff\x20\xef\xeb\xfa\xea\xfb"
 233             "\x20\xc8\xe3\xee\xf0\xe5\xe2\xfb",
 234         .psize = 72,
 235         .digest =
 236             "\x9d\xd2\xfe\x4e\x90\x40\x9e\x5d\xa8\x7f\x53\x97\x6d\x74\x05\xb0"
 237             "\xc0\xca\xc6\x28\xfc\x66\x9a\x74\x1d\x50\x06\x3c\x55\x7e\x8f\x50",
 238     },
 239     /* OMAC tests */
 240     {
 241         .nid = NID_grasshopper_mac,
 242         .name = "P from GOST R 34.13-2015 (А.1.6)",
 243         .plaintext = P,
 244         .psize = sizeof(P),
 245         .key = K,
 246         .key_size = sizeof(K),
 247         .digest = MAC_omac,
 248         .mdsize = 128 / 8,
 249         .truncate = sizeof(MAC_omac),
 250     },
 251     {
 252         .nid = NID_magma_mac,
 253         .name = "P from GOST R 34.13-2015 (А.2.6)",
 254         .plaintext = Pm,
 255         .psize = sizeof(Pm),
 256         .key = Km,
 257         .key_size = sizeof(Km),
 258         .digest = MAC_magma_omac,
 259         .mdsize = 64 / 8,
 260         .truncate = sizeof(MAC_magma_omac),
 261     },
 262     {
 263         .nid = NID_id_tc26_cipher_gostr3412_2015_kuznyechik_ctracpkm_omac,
 264         .name = "M from R 1323565.1.017-2018 (A.4.1)",
 265         .plaintext = P_omac_acpkm1,
 266         .psize = sizeof(P_omac_acpkm1),
 267         .key = K,
 268         .key_size = sizeof(K),
 269         .acpkm = 32,
 270         .acpkm_t = 768 / 8,
 271         .digest = MAC_omac_acpkm1,
 272         .mdsize = sizeof(MAC_omac_acpkm1),
 273     },
 274     {
 275         .nid = NID_id_tc26_cipher_gostr3412_2015_kuznyechik_ctracpkm_omac,
 276         .name = "M from R 1323565.1.017-2018 (A.4.2)",
 277         .plaintext = P_omac_acpkm2,
 278         .psize = sizeof(P_omac_acpkm2),
 279         .key = K,
 280         .key_size = sizeof(K),
 281         .acpkm = 32,
 282         .acpkm_t = 768 / 8,
 283         .digest = MAC_omac_acpkm2,
 284         .mdsize = sizeof(MAC_omac_acpkm2),
 285     },
 286     { /* HMAC tests. */
 287         .nid = NID_id_GostR3411_2012_512,
 288         .name = "HMAC_GOSTR3411_2012_512 from RFC 7836 (B) and R 50.1.113-2016 (A)",
 289         .plaintext =
 290             "\x01\x26\xbd\xb8\x78\x00\xaf\x21\x43\x41\x45\x65\x63\x78\x01\x00",
 291         .psize = 16,
 292         .key =
 293             "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f"
 294             "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f",
 295         .key_size = 32,
 296         .hmac =
 297             "\xa5\x9b\xab\x22\xec\xae\x19\xc6\x5f\xbd\xe6\xe5\xf4\xe9\xf5\xd8"
 298             "\x54\x9d\x31\xf0\x37\xf9\xdf\x9b\x90\x55\x00\xe1\x71\x92\x3a\x77"
 299             "\x3d\x5f\x15\x30\xf2\xed\x7e\x96\x4c\xb2\xee\xdc\x29\xe9\xad\x2f"
 300             "\x3a\xfe\x93\xb2\x81\x4f\x79\xf5\x00\x0f\xfc\x03\x66\xc2\x51\xe6",
 301     },
 302     {
 303         .nid = NID_id_GostR3411_2012_256,
 304         .name = "HMAC_GOSTR3411_2012_256 from RFC 7836 (B) and R 50.1.113-2016 (A)",
 305         .plaintext =
 306             "\x01\x26\xbd\xb8\x78\x00\xaf\x21\x43\x41\x45\x65\x63\x78\x01\x00",
 307         .psize = 16,
 308         .key =
 309             "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f"
 310             "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f",
 311         .key_size = 32,
 312         .hmac =
 313             "\xa1\xaa\x5f\x7d\xe4\x02\xd7\xb3\xd3\x23\xf2\x99\x1c\x8d\x45\x34"
 314             "\x01\x31\x37\x01\x0a\x83\x75\x4f\xd0\xaf\x6d\x7c\xd4\x92\x2e\xd9",
 315     },
 316     /* Other KATs. */
 317     {
 318         .nid = NID_id_GostR3411_2012_512,
 319         .name = "Zero length string (M3)",
 320         .plaintext = "",
 321         .psize = 0,
 322         .digest =
 323             "\x8e\x94\x5d\xa2\x09\xaa\x86\x9f\x04\x55\x92\x85\x29\xbc\xae\x46"
 324             "\x79\xe9\x87\x3a\xb7\x07\xb5\x53\x15\xf5\x6c\xeb\x98\xbe\xf0\xa7"
 325             "\x36\x2f\x71\x55\x28\x35\x6e\xe8\x3c\xda\x5f\x2a\xac\x4c\x6a\xd2"
 326             "\xba\x3a\x71\x5c\x1b\xcd\x81\xcb\x8e\x9f\x90\xbf\x4c\x1c\x1a\x8a",
 327         .mdsize = 512 / 8,
 328     },
 329     {
 330         .nid = NID_id_GostR3411_2012_256,
 331         .name = "Zero length string (M3)",
 332         .plaintext = "",
 333         .psize = 0,
 334         .digest =
 335             "\x3f\x53\x9a\x21\x3e\x97\xc8\x02\xcc\x22\x9d\x47\x4c\x6a\xa3\x2a"
 336             "\x82\x5a\x36\x0b\x2a\x93\x3a\x94\x9f\xd9\x25\x20\x8d\x9c\xe1\xbb",
 337         .mdsize = 256 / 8,
 338     },
 339     { /* M4 */
 340         .nid = NID_id_GostR3411_2012_512,
 341         .name = "64 bytes of zeros (M4)",
 342         .plaintext = etalon_M4,
 343         .psize = sizeof(etalon_M4),
 344         .digest =
 345             "\xb0\xfd\x29\xac\x1b\x0d\xf4\x41\x76\x9f\xf3\xfd\xb8\xdc\x56\x4d"
 346             "\xf6\x77\x21\xd6\xac\x06\xfb\x28\xce\xff\xb7\xbb\xaa\x79\x48\xc6"
 347             "\xc0\x14\xac\x99\x92\x35\xb5\x8c\xb2\x6f\xb6\x0f\xb1\x12\xa1\x45"
 348             "\xd7\xb4\xad\xe9\xae\x56\x6b\xf2\x61\x14\x02\xc5\x52\xd2\x0d\xb7"
 349     },
 350     {
 351         .nid = NID_id_GostR3411_2012_256,
 352         .name = "64 bytes of zeros (M4)",
 353         .plaintext = etalon_M4,
 354         .psize = sizeof(etalon_M4),
 355         .digest =
 356             "\xdf\x1f\xda\x9c\xe8\x31\x91\x39\x05\x37\x35\x80\x31\xdb\x2e\xca"
 357             "\xa6\xaa\x54\xcd\x0e\xda\x24\x1d\xc1\x07\x10\x5e\x13\x63\x6b\x95"
 358     },
 359     { /* M5 */
 360         .nid = NID_id_GostR3411_2012_512,
 361         .name = "64 bytes of (M5)",
 362         .plaintext = etalon_M5,
 363         .psize = sizeof(etalon_M5),
 364         .digest =
 365             "\x36\x3b\x44\x9e\xc8\x1a\xe4\x0b\x3a\x40\x7b\x12\x5c\x3b\x1c\x2b"
 366             "\x76\x8b\x50\x49\x6b\xcb\x5f\x69\x0b\x89\xe9\x00\x7b\x06\xe4\x08"
 367             "\x41\x82\xed\x45\xd4\x07\x2a\x67\xfe\xc9\xd3\x42\x1d\xab\x01\x3d"
 368             "\xa2\xaa\xbc\x1d\x65\x28\xe8\xe7\x75\xae\xc7\xb3\x45\x7a\xc6\x75"
 369     },
 370     {
 371         .nid = NID_id_GostR3411_2012_256,
 372         .name = "64 bytes of (M5)",
 373         .plaintext = etalon_M5,
 374         .psize = sizeof(etalon_M5),
 375         .digest =
 376             "\xf0\xa5\x57\xf6\xa0\x4a\x90\xab\x18\x11\xc1\xb6\xe9\xb0\x78\xe4"
 377             "\x16\x3b\x74\x03\x7c\x6c\xf5\x9f\x52\x44\x4a\x37\xf4\x8e\x11\xd8"
 378     },
 379     { /* M6 */
 380         .nid = NID_id_GostR3411_2012_512,
 381         .name = "(M6)",
 382         .plaintext = etalon_M6,
 383         .psize = sizeof(etalon_M6),
 384         .digest =
 385             "\x87\x81\xdf\xc8\x1d\x2d\xb6\xa4\x1d\x18\x57\xf3\x23\x0b\x3f\xfe"
 386             "\x2b\xda\x57\x42\x73\xea\x19\x47\x18\x9a\xaa\x54\x68\x47\x0d\xf1"
 387             "\xc4\xb3\x74\xb1\xa2\xb5\x6e\x59\xd1\x1d\x21\x3f\xea\x57\xe3\x51"
 388             "\x45\x43\xb0\xce\xd9\xb2\x0e\x55\x3a\xe6\x64\x25\xec\x90\x9c\xfd"
 389     },
 390     {
 391         .nid = NID_id_GostR3411_2012_256,
 392         .name = "(M6)",
 393         .plaintext = etalon_M6,
 394         .psize = sizeof(etalon_M6),
 395         .digest =
 396             "\x2f\x4f\x65\x1f\xe8\x8f\xea\x46\xec\x6f\x22\x23\x72\x8d\x8d\xff"
 397             "\x39\x68\x89\x35\x58\xef\x00\xa3\x10\xc2\x3e\x7d\x19\x23\xba\x0c"
 398     },
 399     { /* carry */
 400         .nid = NID_id_GostR3411_2012_512,
 401         .name = "(carry)",
 402         .plaintext = etalon_carry,
 403         .psize = sizeof(etalon_carry),
 404         .digest =
 405             "\x8b\x06\xf4\x1e\x59\x90\x7d\x96\x36\xe8\x92\xca\xf5\x94\x2f\xcd"
 406             "\xfb\x71\xfa\x31\x16\x9a\x5e\x70\xf0\xed\xb8\x73\x66\x4d\xf4\x1c"
 407             "\x2c\xce\x6e\x06\xdc\x67\x55\xd1\x5a\x61\xcd\xeb\x92\xbd\x60\x7c"
 408             "\xc4\xaa\xca\x67\x32\xbf\x35\x68\xa2\x3a\x21\x0d\xd5\x20\xfd\x41"
 409     },
 410     {
 411         .nid = NID_id_GostR3411_2012_256,
 412         .name = "(carry)",
 413         .plaintext = etalon_carry,
 414         .psize = sizeof(etalon_carry),
 415         .digest =
 416             "\x81\xbb\x63\x2f\xa3\x1f\xcc\x38\xb4\xc3\x79\xa6\x62\xdb\xc5\x8b"
 417             "\x9b\xed\x83\xf5\x0d\x3a\x1b\x2c\xe7\x27\x1a\xb0\x2d\x25\xba\xbb"
 418     },
 419     /* Synthetic tests. */
 420     {
 421         .nid = NID_id_GostR3411_2012_256,
 422         .name = "streebog256 synthetic test",
 423         .mdsize = 32,
 424         .block_size = 64,
 425         .digest =
 426             "\xa2\xf3\x6d\x9c\x42\xa1\x1e\xad\xe3\xc1\xfe\x99\xf9\x99\xc3\x84"
 427             "\xe7\x98\xae\x24\x50\x75\x73\xd7\xfc\x99\x81\xa0\x45\x85\x41\xf6"
 428     }, {
 429         .nid = NID_id_GostR3411_2012_512,
 430         .name = "streebog512 synthetic test",
 431         .mdsize = 64,
 432         .block_size = 64,
 433         .digest =
 434             "\x1d\x14\x4d\xd8\xb8\x27\xfb\x55\x1a\x5a\x7d\x03\xbb\xdb\xfa\xcb"
 435             "\x43\x6b\x5b\xc5\x77\x59\xfd\x5f\xf2\x3b\x8e\xf9\xc4\xdd\x6f\x79"
 436             "\x45\xd8\x16\x59\x9e\xaa\xbc\xf2\xb1\x4f\xd0\xe4\xf6\xad\x46\x60"
 437             "\x90\x89\xf7\x2f\x93\xd8\x85\x0c\xb0\x43\xff\x5a\xb6\xe3\x69\xbd"
 438     },
 439     { 0 }
 440 };
 441
 442 static void hexdump(const void *ptr, size_t len)
 443 {
 444     const unsigned char *p = ptr;
 445     size_t i, j;
 446
 447     for (i = 0; i < len; i += j) {
 448         for (j = 0; j < 16 && i + j < len; j++)
 449             printf("%s%02x", j? "" : " ", p[i + j]);
 450     }
 451     printf("\n");
 452 }
 453
 454 #if OPENSSL_VERSION_MAJOR < 3
 455 static int do_hmac(const EVP_MD *type, const char *plaintext,
 456     unsigned int psize, const char *etalon, int mdsize,
 457     const char *key, unsigned int key_size)
 458 {
 459     unsigned int len;
 460     unsigned char md[EVP_MAX_MD_SIZE];
 461
 462     HMAC_CTX *ctx;
 463     T(ctx = HMAC_CTX_new());
 464     T(HMAC_Init_ex(ctx, key, key_size, type, NULL));
 465     T(HMAC_Update(ctx, (const unsigned char *)plaintext, psize));
 466     T(HMAC_Final(ctx, md, &len));
 467     HMAC_CTX_free(ctx);
 468
 469     if (mdsize)
 470         T(len == mdsize);
 471     if (memcmp(md, etalon, len) != 0) {
 472         printf(cRED "hmac mismatch\n" cNORM);
 473         hexdump(etalon, len);
 474         hexdump(md, len);
 475         return 1;
 476     }
 477     return 0;
 478 }
 479 #else
 480 static int do_hmac(const EVP_MD *type, const char *plaintext,
 481     unsigned int psize, const char *etalon, int mdsize,
 482     const char *key, unsigned int key_size)
 483 {
 484     size_t len;
 485     unsigned char md[EVP_MAX_MD_SIZE];
 486
 487     EVP_MAC *hmac;
 488     T(hmac = EVP_MAC_fetch(NULL, "HMAC", NULL));
 489     EVP_MAC_CTX *ctx;
 490     T(ctx = EVP_MAC_CTX_new(hmac));
 491     OSSL_PARAM params[] = {
 492         OSSL_PARAM_utf8_string(OSSL_MAC_PARAM_DIGEST,
 493             (char *)EVP_MD_name(type), 0),
 494         OSSL_PARAM_octet_string(OSSL_MAC_PARAM_KEY, (char *)key, key_size),
 495         OSSL_PARAM_END
 496     };
 497     T(EVP_MAC_CTX_set_params(ctx, params));
 498     T(EVP_MAC_init(ctx));
 499     T(EVP_MAC_update(ctx, (unsigned char *)plaintext, psize));
 500     T(EVP_MAC_final(ctx, md, &len, EVP_MAX_MD_SIZE));
 501     EVP_MAC_CTX_free(ctx);
 502     EVP_MAC_free(hmac);
 503
 504     if (mdsize)
 505         T(len == mdsize);
 506     if (memcmp(md, etalon, len) != 0) {
 507         printf(cRED "hmac mismatch\n" cNORM);
 508         hexdump(etalon, len);
 509         hexdump(md, len);
 510         return 1;
 511     }
 512     return 0;
 513 }
 514 #endif
 515
 516 static int do_digest(const EVP_MD *type, const char *plaintext,
 517     unsigned int psize, const char *etalon, int mdsize, int truncate,
 518     const char *key, unsigned int key_size, int acpkm, int acpkm_t,
 519     int block_size)
 520 {
 521     if (mdsize)
 522         T(EVP_MD_size(type) == mdsize);
 523     if (truncate)
 524         mdsize = truncate;
 525     else
 526         mdsize = EVP_MD_size(type);
 527
 528     if (block_size)
 529         T(EVP_MD_block_size(type) == block_size);
 530     EVP_MD_CTX *ctx;
 531     T(ctx = EVP_MD_CTX_new());
 532     T(EVP_MD_CTX_init(ctx));
 533     T(EVP_DigestInit_ex(ctx, type, NULL));
 534     if (key)
 535         T(EVP_MD_CTX_ctrl(ctx, EVP_MD_CTRL_SET_KEY, key_size, (void *)key));
 536     if (acpkm)
 537         T(EVP_MD_CTX_ctrl(ctx,
 538                 EVP_CTRL_KEY_MESH, acpkm, acpkm_t? &acpkm_t : NULL));
 539     T(EVP_DigestUpdate(ctx, plaintext, psize));
 540
 541     unsigned int len;
 542     unsigned char md[EVP_MAX_MD_SIZE];
 543
 544     if (EVP_MD_flags(EVP_MD_CTX_md(ctx)) & EVP_MD_FLAG_XOF) {
 545         T(EVP_DigestFinalXOF(ctx, md, mdsize));
 546         len = mdsize;
 547     } else {
 548         T(EVP_MD_CTX_size(ctx) == mdsize);
 549         T(EVP_DigestFinal_ex(ctx, md, &len));
 550     }
 551
 552     EVP_MD_CTX_free(ctx);
 553     T(len == mdsize);
 554     if (memcmp(md, etalon, mdsize) != 0) {
 555         printf(cRED "digest mismatch\n" cNORM);
 556         hexdump(etalon, mdsize);
 557         hexdump(md, mdsize);
 558         return 1;
 559     }
 560
 561     return 0;
 562 }
 563
 564 static int do_test(const struct hash_testvec *tv)
 565 {
 566     int ret = 0;
 567
 568     const EVP_MD *type;
 569     T(type = EVP_get_digestbynid(tv->nid));
 570     const char *name = EVP_MD_name(type);
 571     printf(cBLUE "%s Test %s: %s: " cNORM, tv->hmac? "HMAC" : "MD",
 572         name, tv->name);
 573     fflush(stdout);
 574     if (tv->hmac)
 575         ret |= do_hmac(type, tv->plaintext, tv->psize, tv->hmac,
 576             tv->mdsize, tv->key, tv->key_size);
 577     else
 578         ret |= do_digest(type, tv->plaintext, tv->psize, tv->digest,
 579             tv->mdsize, tv->truncate, tv->key, tv->key_size, tv->acpkm,
 580             tv->acpkm_t, tv->block_size);
 581
 582     /* Test alignment problems. */
 583     int shifts = 32;
 584     int i;
 585     char *buf;
 586     T(buf = OPENSSL_malloc(tv->psize + shifts));
 587     for (i = 0; i < shifts; i++) {
 588         memcpy(buf + i, tv->plaintext, tv->psize);
 589         if (tv->hmac)
 590             ret |= do_hmac(type, buf + i, tv->psize, tv->hmac,
 591                 tv->mdsize, tv->key, tv->key_size);
 592         else
 593             ret |= do_digest(type, buf + i, tv->psize, tv->digest,
 594                 tv->mdsize, tv->truncate, tv->key, tv->key_size,
 595                 tv->acpkm, tv->acpkm_t, tv->block_size);
 596     }
 597     OPENSSL_free(buf);
 598
 599     if (!ret)
 600         printf(cGREEN "success\n" cNORM);
 601     else
 602         printf(cRED "fail\n" cNORM);
 603     return ret;
 604 }
 605
 606 #define SUPER_SIZE 256
 607 /*
 608  * For 256-byte buffer filled with 256 bytes from 0 to 255;
 609  * Digest them 256 times from the buffer end with lengths from 0 to 256,
 610  * and from beginning of the buffer with lengths from 0 to 256;
 611  * Each produced digest is digested again into final sum.
 612  */
 613 static int do_synthetic_once(const struct hash_testvec *tv, unsigned int shifts)
 614 {
 615     unsigned char *ibuf, *md;
 616     T(ibuf = OPENSSL_zalloc(SUPER_SIZE + shifts));
 617
 618     /* fill with pattern */
 619     unsigned int len;
 620     for (len = 0; len < SUPER_SIZE; len++)
 621             ibuf[shifts + len] = len & 0xff;
 622
 623     const EVP_MD *mdtype;
 624     T(mdtype = EVP_get_digestbynid(tv->nid));
 625     OPENSSL_assert(tv->nid == EVP_MD_type(mdtype));
 626     EVP_MD_CTX *ctx, *ctx2;
 627     T(ctx  = EVP_MD_CTX_new());
 628     T(ctx2 = EVP_MD_CTX_new());
 629     T(EVP_DigestInit(ctx2, mdtype));
 630     OPENSSL_assert(tv->nid == EVP_MD_CTX_type(ctx2));
 631     OPENSSL_assert(EVP_MD_block_size(mdtype) == tv->block_size);
 632     OPENSSL_assert(EVP_MD_CTX_size(ctx2) == tv->mdsize);
 633     OPENSSL_assert(EVP_MD_CTX_block_size(ctx2) == tv->block_size);
 634
 635     const unsigned int mdlen = EVP_MD_size(mdtype);
 636     OPENSSL_assert(mdlen == tv->mdsize);
 637     T(md = OPENSSL_zalloc(mdlen + shifts));
 638     md += shifts; /* test for output digest alignment problems */
 639
 640     /* digest cycles */
 641     for (len = 0; len < SUPER_SIZE; len++) {
 642         /* for each len digest len bytes from the end of buf */
 643         T(EVP_DigestInit(ctx, mdtype));
 644         T(EVP_DigestUpdate(ctx, ibuf + shifts + SUPER_SIZE - len, len));
 645         T(EVP_DigestFinal(ctx, md, NULL));
 646         T(EVP_DigestUpdate(ctx2, md, mdlen));
 647     }
 648
 649     for (len = 0; len < SUPER_SIZE; len++) {
 650         /* for each len digest len bytes from the beginning of buf */
 651         T(EVP_DigestInit(ctx, mdtype));
 652         T(EVP_DigestUpdate(ctx, ibuf + shifts, len));
 653         T(EVP_DigestFinal(ctx, md, NULL));
 654         T(EVP_DigestUpdate(ctx2, md, mdlen));
 655     }
 656
 657     OPENSSL_free(ibuf);
 658     EVP_MD_CTX_free(ctx);
 659
 660     T(EVP_DigestFinal(ctx2, md, &len));
 661     EVP_MD_CTX_free(ctx2);
 662
 663     if (len != mdlen) {
 664         printf(cRED "digest output len mismatch %u != %u (expected)\n" cNORM,
 665             len, mdlen);
 666         goto err;
 667     }
 668
 669     if (memcmp(md, tv->digest, mdlen) != 0) {
 670         printf(cRED "digest mismatch\n" cNORM);
 671
 672         unsigned int i;
 673         printf("  Expected value is: ");
 674         for (i = 0; i < mdlen; i++)
 675             printf("\\x%02x", md[i]);
 676         printf("\n");
 677         goto err;
 678     }
 679
 680     OPENSSL_free(md - shifts);
 681     return 0;
 682 err:
 683     OPENSSL_free(md - shifts);
 684     return 1;
 685 }
 686
 687 /* do different block sizes and different memory offsets */
 688 static int do_synthetic_test(const struct hash_testvec *tv)
 689 {
 690     int ret = 0;
 691
 692     printf(cBLUE "MD Test %s: " cNORM, tv->name);
 693     fflush(stdout);
 694
 695     unsigned int shifts;
 696     for (shifts = 0; shifts < 16 && !ret; shifts++)
 697         ret |= do_synthetic_once(tv, shifts);
 698
 699     if (!ret)
 700         printf(cGREEN "success\n" cNORM);
 701     else
 702         printf(cRED "fail\n" cNORM);
 703     return 0;
 704 }
 705
 706 int main(int argc, char **argv)
 707 {
 708     int ret = 0;
 709
 710 #if MIPSEL
 711     /* Trigger SIGBUS for unaligned access. */
 712     sysmips(MIPS_FIXADE, 0);
 713 #endif
 714     setenv("OPENSSL_ENGINES", ENGINE_DIR, 0);
 715     OPENSSL_add_all_algorithms_conf();
 716     ERR_load_crypto_strings();
 717     ENGINE *eng;
 718     T(eng = ENGINE_by_id("gost"));
 719     T(ENGINE_init(eng));
 720     T(ENGINE_set_default(eng, ENGINE_METHOD_ALL));
 721
 722     const struct hash_testvec *tv;
 723     for (tv = testvecs; tv->nid; tv++) {
 724         if (tv->plaintext)
 725             ret |= do_test(tv);
 726         else
 727             ret |= do_synthetic_test(tv);
 728     }
 729
 730     ENGINE_DIGESTS_PTR fn_c;
 731     T(fn_c = ENGINE_get_digests(eng));
 732     const int *nids;
 733     int n, k;
 734     n = fn_c(eng, NULL, &nids, 0);
 735     for (k = 0; k < n; ++k) {
 736         for (tv = testvecs; tv->nid; tv++)
 737             if (tv->nid == nids[k])
 738                 break;
 739         if (!tv->nid)
 740             printf(cMAGENT "Digest %s is untested!\n" cNORM, OBJ_nid2sn(nids[k]));
 741     }
 742
 743     ENGINE_finish(eng);
 744     ENGINE_free(eng);
 745
 746     if (ret)
 747         printf(cDRED "= Some tests FAILED!\n" cNORM);
 748     else
 749         printf(cDGREEN "= All tests passed!\n" cNORM);
 750     return ret;
 751 }