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/opensslv.h>
  11 #include <openssl/engine.h>
  12 #include <openssl/provider.h>
  13 #include <openssl/evp.h>
  14 #include <openssl/rand.h>
  15 #include <openssl/err.h>
  16 #include <openssl/asn1.h>
  17 # include <openssl/hmac.h>
  18 #if OPENSSL_VERSION_MAJOR >= 3
  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) \
  33     if (!(e)) { \
  34         ERR_print_errors_fp(stderr); \
  35         OpenSSLDie(__FILE__, __LINE__, #e); \
  36     }
  37 #define TE(e) \
  38     if (!(e)) { \
  39         ERR_print_errors_fp(stderr); \
  40         fprintf(stderr, "Error at %s:%d %s\n", __FILE__, __LINE__, #e); \
  41         return -1; \
  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" cNORM "\n"); \
  54              else \
  55                  printf(cGREEN "  Test passed" cNORM "\n");}
  56
  57 #ifdef __GNUC__
  58 /* To test older APIs. */
  59 # pragma GCC diagnostic ignored "-Wdeprecated-declarations"
  60 #endif
  61
  62 /*
  63  * Test keys from both GOST R 34.12-2015 and GOST R 34.13-2015,
  64  * for 128-bit cipher (A.1).
  65  */
  66 static const char K[32] = {
  67     0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff,0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,
  68     0xfe,0xdc,0xba,0x98,0x76,0x54,0x32,0x10,0x01,0x23,0x45,0x67,0x89,0xab,0xcd,0xef,
  69 };
  70
  71 /*
  72  * Key for 64-bit cipher (A.2).
  73  */
  74 static const char Km[32] = {
  75     0xff,0xee,0xdd,0xcc,0xbb,0xaa,0x99,0x88,0x77,0x66,0x55,0x44,0x33,0x22,0x11,0x00,
  76     0xf0,0xf1,0xf2,0xf3,0xf4,0xf5,0xf6,0xf7,0xf8,0xf9,0xfa,0xfb,0xfc,0xfd,0xfe,0xff,
  77 };
  78
  79 /*
  80  * Plaintext from GOST R 34.13-2015 A.1.
  81  * First 16 bytes is vector (a) from GOST R 34.12-2015 A.1.
  82  */
  83 static const char P[] = {
  84     0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x00,0xff,0xee,0xdd,0xcc,0xbb,0xaa,0x99,0x88,
  85     0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xee,0xff,0x0a,
  86     0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xee,0xff,0x0a,0x00,
  87     0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xee,0xff,0x0a,0x00,0x11,
  88 };
  89
  90 /* Plaintext for 64-bit cipher (A.2) */
  91 static const char Pm[] = {
  92     0x92,0xde,0xf0,0x6b,0x3c,0x13,0x0a,0x59,0xdb,0x54,0xc7,0x04,0xf8,0x18,0x9d,0x20,
  93     0x4a,0x98,0xfb,0x2e,0x67,0xa8,0x02,0x4c,0x89,0x12,0x40,0x9b,0x17,0xb5,0x7e,0x41,
  94 };
  95
  96 /*
  97  * Kuznyechik OMAC1/CMAC test vector from GOST R 34.13-2015 А.1.6
  98  */
  99 static const char MAC_omac[] = { 0x33,0x6f,0x4d,0x29,0x60,0x59,0xfb,0xe3 };
 100
 101 /*
 102  * Magma OMAC1/CMAC test vector from GOST R 34.13-2015 А.2.6
 103  */
 104 static const char MAC_magma_omac[] = { 0x15,0x4e,0x72,0x10 };
 105
 106 /*
 107  * OMAC-ACPKM test vector from R 1323565.1.017-2018 A.4.1
 108  */
 109 static const char P_omac_acpkm1[] = {
 110     0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x00,0xFF,0xEE,0xDD,0xCC,0xBB,0xAA,0x99,0x88,
 111     0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,
 112 };
 113
 114 static const char MAC_omac_acpkm1[] = {
 115     0xB5,0x36,0x7F,0x47,0xB6,0x2B,0x99,0x5E,0xEB,0x2A,0x64,0x8C,0x58,0x43,0x14,0x5E,
 116 };
 117
 118 /*
 119  * OMAC-ACPKM test vector from R 1323565.1.017-2018 A.4.2
 120  */
 121 static const char P_omac_acpkm2[] = {
 122     0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x00,0xFF,0xEE,0xDD,0xCC,0xBB,0xAA,0x99,0x88,
 123     0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xEE,0xFF,0x0A,
 124     0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xEE,0xFF,0x0A,0x00,
 125     0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xEE,0xFF,0x0A,0x00,0x11,
 126     0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xEE,0xFF,0x0A,0x00,0x11,0x22,
 127 };
 128
 129 static const char MAC_omac_acpkm2[] = {
 130     0xFB,0xB8,0xDC,0xEE,0x45,0xBE,0xA6,0x7C,0x35,0xF5,0x8C,0x57,0x00,0x89,0x8E,0x5D,
 131 };
 132
 133 /* Some other test vectors. */
 134 static const char etalon_M4[64] = { 0 };
 135
 136 static const char etalon_M5[] = {
 137     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 138     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 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 };
 142
 143 static const char etalon_M6[] = {
 144     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 145     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 146     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 147     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 148     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 149     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 150     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 151     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 152     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 153     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 154     0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,
 155     0x37,0x38,0x39,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x30,0x20,0x0a,
 156 };
 157
 158 static const char etalon_carry[] = {
 159     0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,
 160     0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,
 161     0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,
 162     0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,
 163     0x16,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,
 164     0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,
 165     0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,
 166     0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x16,
 167 };
 168
 169 /* This is another carry test. */
 170 static const char ff[] = {
 171     0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
 172     0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
 173     0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
 174     0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff
 175 };
 176
 177 struct hash_testvec {
 178     const char *algname;   /* Algorithm name */
 179     const char *name;      /* Test name and source. */
 180     const char *plaintext; /* Input (of psize), NULL for synthetic test. */
 181     const char *digest;    /* Expected output (of EVP_MD_size or truncate). */
 182     const char *hmac;      /* Expected output for HMAC tests. */
 183     const char *key;       /* MAC key.*/
 184     int psize;             /* Input (plaintext) size. */
 185     size_t outsize;        /* Compare to EVP_MD_size() / EVP_MAC_size() if non-zero. */
 186     int truncate;          /* Truncated output (digest) size. */
 187     int key_size;          /* MAC key size. */
 188     int block_size;        /* Internal block size. */
 189     int acpkm;             /* The section size N (the number of bits that are
 190                               processed with one section key before this key is
 191                               transformed) (bytes) */
 192     int acpkm_t;           /* Master key (change) frequency T* (bytes) */
 193 };
 194
 195 static const struct hash_testvec testvecs[] = {
 196     { /* Test vectors from standards. */
 197         .algname = SN_id_GostR3411_2012_512,
 198         .name = "M1 from RFC 6986 (10.1.1) and GOST R 34.11-2012 (А.1.1)",
 199         .plaintext =
 200             "012345678901234567890123456789012345678901234567890123456789012",
 201         .psize = 63,
 202         .digest =
 203             "\x1b\x54\xd0\x1a\x4a\xf5\xb9\xd5\xcc\x3d\x86\xd6\x8d\x28\x54\x62"
 204             "\xb1\x9a\xbc\x24\x75\x22\x2f\x35\xc0\x85\x12\x2b\xe4\xba\x1f\xfa"
 205             "\x00\xad\x30\xf8\x76\x7b\x3a\x82\x38\x4c\x65\x74\xf0\x24\xc3\x11"
 206             "\xe2\xa4\x81\x33\x2b\x08\xef\x7f\x41\x79\x78\x91\xc1\x64\x6f\x48",
 207         .outsize = 512 / 8,
 208         .block_size = 512 / 8,
 209     },
 210     {
 211         .algname = SN_id_GostR3411_2012_256,
 212         .name = "M1 from RFC 6986 (10.1.2) and GOST R 34.11-2012 (А.1.2)",
 213         .plaintext =
 214             "012345678901234567890123456789012345678901234567890123456789012",
 215         .psize = 63,
 216         .digest =
 217             "\x9d\x15\x1e\xef\xd8\x59\x0b\x89\xda\xa6\xba\x6c\xb7\x4a\xf9\x27"
 218             "\x5d\xd0\x51\x02\x6b\xb1\x49\xa4\x52\xfd\x84\xe5\xe5\x7b\x55\x00",
 219         .outsize = 256 / 8,
 220         .block_size = 512 / 8,
 221     },
 222     {
 223         .algname = SN_id_GostR3411_2012_512,
 224         .name = "M2 from RFC 6986 (10.2.1) and GOST R 34.11-2012 (А.2.1)",
 225         .plaintext =
 226             "\xd1\xe5\x20\xe2\xe5\xf2\xf0\xe8\x2c\x20\xd1\xf2\xf0\xe8\xe1\xee"
 227             "\xe6\xe8\x20\xe2\xed\xf3\xf6\xe8\x2c\x20\xe2\xe5\xfe\xf2\xfa\x20"
 228             "\xf1\x20\xec\xee\xf0\xff\x20\xf1\xf2\xf0\xe5\xeb\xe0\xec\xe8\x20"
 229             "\xed\xe0\x20\xf5\xf0\xe0\xe1\xf0\xfb\xff\x20\xef\xeb\xfa\xea\xfb"
 230             "\x20\xc8\xe3\xee\xf0\xe5\xe2\xfb",
 231         .psize = 72,
 232         .digest =
 233             "\x1e\x88\xe6\x22\x26\xbf\xca\x6f\x99\x94\xf1\xf2\xd5\x15\x69\xe0"
 234             "\xda\xf8\x47\x5a\x3b\x0f\xe6\x1a\x53\x00\xee\xe4\x6d\x96\x13\x76"
 235             "\x03\x5f\xe8\x35\x49\xad\xa2\xb8\x62\x0f\xcd\x7c\x49\x6c\xe5\xb3"
 236             "\x3f\x0c\xb9\xdd\xdc\x2b\x64\x60\x14\x3b\x03\xda\xba\xc9\xfb\x28",
 237     },
 238     {
 239         .algname = SN_id_GostR3411_2012_256,
 240         .name = "M2 from RFC 6986 (10.2.2) and GOST R 34.11-2012 (А.2.2)",
 241         .plaintext =
 242             "\xd1\xe5\x20\xe2\xe5\xf2\xf0\xe8\x2c\x20\xd1\xf2\xf0\xe8\xe1\xee"
 243             "\xe6\xe8\x20\xe2\xed\xf3\xf6\xe8\x2c\x20\xe2\xe5\xfe\xf2\xfa\x20"
 244             "\xf1\x20\xec\xee\xf0\xff\x20\xf1\xf2\xf0\xe5\xeb\xe0\xec\xe8\x20"
 245             "\xed\xe0\x20\xf5\xf0\xe0\xe1\xf0\xfb\xff\x20\xef\xeb\xfa\xea\xfb"
 246             "\x20\xc8\xe3\xee\xf0\xe5\xe2\xfb",
 247         .psize = 72,
 248         .digest =
 249             "\x9d\xd2\xfe\x4e\x90\x40\x9e\x5d\xa8\x7f\x53\x97\x6d\x74\x05\xb0"
 250             "\xc0\xca\xc6\x28\xfc\x66\x9a\x74\x1d\x50\x06\x3c\x55\x7e\x8f\x50",
 251     },
 252     /* OMAC tests */
 253     {
 254         .algname = SN_grasshopper_mac,
 255         .name = "P from GOST R 34.13-2015 (А.1.6)",
 256         .plaintext = P,
 257         .psize = sizeof(P),
 258         .key = K,
 259         .key_size = sizeof(K),
 260         .digest = MAC_omac,
 261         .outsize = 128 / 8,
 262         .truncate = sizeof(MAC_omac),
 263     },
 264     {
 265         .algname = SN_magma_mac,
 266         .name = "P from GOST R 34.13-2015 (А.2.6)",
 267         .plaintext = Pm,
 268         .psize = sizeof(Pm),
 269         .key = Km,
 270         .key_size = sizeof(Km),
 271         .digest = MAC_magma_omac,
 272         .outsize = 64 / 8,
 273         .truncate = sizeof(MAC_magma_omac),
 274     },
 275     {
 276         .algname = SN_id_tc26_cipher_gostr3412_2015_kuznyechik_ctracpkm_omac,
 277         .name = "M from R 1323565.1.017-2018 (A.4.1)",
 278         .plaintext = P_omac_acpkm1,
 279         .psize = sizeof(P_omac_acpkm1),
 280         .key = K,
 281         .key_size = sizeof(K),
 282         .acpkm = 32,
 283         .acpkm_t = 768 / 8,
 284         .digest = MAC_omac_acpkm1,
 285         .outsize = sizeof(MAC_omac_acpkm1),
 286     },
 287     {
 288         .algname = SN_id_tc26_cipher_gostr3412_2015_kuznyechik_ctracpkm_omac,
 289         .name = "M from R 1323565.1.017-2018 (A.4.2)",
 290         .plaintext = P_omac_acpkm2,
 291         .psize = sizeof(P_omac_acpkm2),
 292         .key = K,
 293         .key_size = sizeof(K),
 294         .acpkm = 32,
 295         .acpkm_t = 768 / 8,
 296         .digest = MAC_omac_acpkm2,
 297         .outsize = sizeof(MAC_omac_acpkm2),
 298     },
 299     { /* HMAC tests. */
 300         .algname = SN_id_GostR3411_2012_512,
 301         .name = "HMAC_GOSTR3411_2012_512 from RFC 7836 (B) and R 50.1.113-2016 (A)",
 302         .plaintext =
 303             "\x01\x26\xbd\xb8\x78\x00\xaf\x21\x43\x41\x45\x65\x63\x78\x01\x00",
 304         .psize = 16,
 305         .key =
 306             "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f"
 307             "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f",
 308         .key_size = 32,
 309         .hmac =
 310             "\xa5\x9b\xab\x22\xec\xae\x19\xc6\x5f\xbd\xe6\xe5\xf4\xe9\xf5\xd8"
 311             "\x54\x9d\x31\xf0\x37\xf9\xdf\x9b\x90\x55\x00\xe1\x71\x92\x3a\x77"
 312             "\x3d\x5f\x15\x30\xf2\xed\x7e\x96\x4c\xb2\xee\xdc\x29\xe9\xad\x2f"
 313             "\x3a\xfe\x93\xb2\x81\x4f\x79\xf5\x00\x0f\xfc\x03\x66\xc2\x51\xe6",
 314     },
 315     {
 316         .algname = SN_id_GostR3411_2012_256,
 317         .name = "HMAC_GOSTR3411_2012_256 from RFC 7836 (B) and R 50.1.113-2016 (A)",
 318         .plaintext =
 319             "\x01\x26\xbd\xb8\x78\x00\xaf\x21\x43\x41\x45\x65\x63\x78\x01\x00",
 320         .psize = 16,
 321         .key =
 322             "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f"
 323             "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f",
 324         .key_size = 32,
 325         .hmac =
 326             "\xa1\xaa\x5f\x7d\xe4\x02\xd7\xb3\xd3\x23\xf2\x99\x1c\x8d\x45\x34"
 327             "\x01\x31\x37\x01\x0a\x83\x75\x4f\xd0\xaf\x6d\x7c\xd4\x92\x2e\xd9",
 328     },
 329     /* Other KATs. */
 330     {
 331         .algname = SN_id_GostR3411_2012_512,
 332         .name = "Zero length string (M3)",
 333         .plaintext = "",
 334         .psize = 0,
 335         .digest =
 336             "\x8e\x94\x5d\xa2\x09\xaa\x86\x9f\x04\x55\x92\x85\x29\xbc\xae\x46"
 337             "\x79\xe9\x87\x3a\xb7\x07\xb5\x53\x15\xf5\x6c\xeb\x98\xbe\xf0\xa7"
 338             "\x36\x2f\x71\x55\x28\x35\x6e\xe8\x3c\xda\x5f\x2a\xac\x4c\x6a\xd2"
 339             "\xba\x3a\x71\x5c\x1b\xcd\x81\xcb\x8e\x9f\x90\xbf\x4c\x1c\x1a\x8a",
 340         .outsize = 512 / 8,
 341     },
 342     {
 343         .algname = SN_id_GostR3411_2012_256,
 344         .name = "Zero length string (M3)",
 345         .plaintext = "",
 346         .psize = 0,
 347         .digest =
 348             "\x3f\x53\x9a\x21\x3e\x97\xc8\x02\xcc\x22\x9d\x47\x4c\x6a\xa3\x2a"
 349             "\x82\x5a\x36\x0b\x2a\x93\x3a\x94\x9f\xd9\x25\x20\x8d\x9c\xe1\xbb",
 350         .outsize = 256 / 8,
 351     },
 352     { /* M4 */
 353         .algname = SN_id_GostR3411_2012_512,
 354         .name = "64 bytes of zero (M4)",
 355         .plaintext = etalon_M4,
 356         .psize = sizeof(etalon_M4),
 357         .digest =
 358             "\xb0\xfd\x29\xac\x1b\x0d\xf4\x41\x76\x9f\xf3\xfd\xb8\xdc\x56\x4d"
 359             "\xf6\x77\x21\xd6\xac\x06\xfb\x28\xce\xff\xb7\xbb\xaa\x79\x48\xc6"
 360             "\xc0\x14\xac\x99\x92\x35\xb5\x8c\xb2\x6f\xb6\x0f\xb1\x12\xa1\x45"
 361             "\xd7\xb4\xad\xe9\xae\x56\x6b\xf2\x61\x14\x02\xc5\x52\xd2\x0d\xb7"
 362     },
 363     {
 364         .algname = SN_id_GostR3411_2012_256,
 365         .name = "64 bytes of zero (M4)",
 366         .plaintext = etalon_M4,
 367         .psize = sizeof(etalon_M4),
 368         .digest =
 369             "\xdf\x1f\xda\x9c\xe8\x31\x91\x39\x05\x37\x35\x80\x31\xdb\x2e\xca"
 370             "\xa6\xaa\x54\xcd\x0e\xda\x24\x1d\xc1\x07\x10\x5e\x13\x63\x6b\x95"
 371     },
 372     { /* M5 */
 373         .algname = SN_id_GostR3411_2012_512,
 374         .name = "64 bytes of (M5)",
 375         .plaintext = etalon_M5,
 376         .psize = sizeof(etalon_M5),
 377         .digest =
 378             "\x36\x3b\x44\x9e\xc8\x1a\xe4\x0b\x3a\x40\x7b\x12\x5c\x3b\x1c\x2b"
 379             "\x76\x8b\x50\x49\x6b\xcb\x5f\x69\x0b\x89\xe9\x00\x7b\x06\xe4\x08"
 380             "\x41\x82\xed\x45\xd4\x07\x2a\x67\xfe\xc9\xd3\x42\x1d\xab\x01\x3d"
 381             "\xa2\xaa\xbc\x1d\x65\x28\xe8\xe7\x75\xae\xc7\xb3\x45\x7a\xc6\x75"
 382     },
 383     {
 384         .algname = SN_id_GostR3411_2012_256,
 385         .name = "64 bytes of (M5)",
 386         .plaintext = etalon_M5,
 387         .psize = sizeof(etalon_M5),
 388         .digest =
 389             "\xf0\xa5\x57\xf6\xa0\x4a\x90\xab\x18\x11\xc1\xb6\xe9\xb0\x78\xe4"
 390             "\x16\x3b\x74\x03\x7c\x6c\xf5\x9f\x52\x44\x4a\x37\xf4\x8e\x11\xd8"
 391     },
 392     { /* M6 */
 393         .algname = SN_id_GostR3411_2012_512,
 394         .name = "(M6)",
 395         .plaintext = etalon_M6,
 396         .psize = sizeof(etalon_M6),
 397         .digest =
 398             "\x87\x81\xdf\xc8\x1d\x2d\xb6\xa4\x1d\x18\x57\xf3\x23\x0b\x3f\xfe"
 399             "\x2b\xda\x57\x42\x73\xea\x19\x47\x18\x9a\xaa\x54\x68\x47\x0d\xf1"
 400             "\xc4\xb3\x74\xb1\xa2\xb5\x6e\x59\xd1\x1d\x21\x3f\xea\x57\xe3\x51"
 401             "\x45\x43\xb0\xce\xd9\xb2\x0e\x55\x3a\xe6\x64\x25\xec\x90\x9c\xfd"
 402     },
 403     {
 404         .algname = SN_id_GostR3411_2012_256,
 405         .name = "(M6)",
 406         .plaintext = etalon_M6,
 407         .psize = sizeof(etalon_M6),
 408         .digest =
 409             "\x2f\x4f\x65\x1f\xe8\x8f\xea\x46\xec\x6f\x22\x23\x72\x8d\x8d\xff"
 410             "\x39\x68\x89\x35\x58\xef\x00\xa3\x10\xc2\x3e\x7d\x19\x23\xba\x0c"
 411     },
 412     { /* Carry */
 413         .algname = SN_id_GostR3411_2012_512,
 414         .name = "(carry)",
 415         .plaintext = etalon_carry,
 416         .psize = sizeof(etalon_carry),
 417         .digest =
 418             "\x8b\x06\xf4\x1e\x59\x90\x7d\x96\x36\xe8\x92\xca\xf5\x94\x2f\xcd"
 419             "\xfb\x71\xfa\x31\x16\x9a\x5e\x70\xf0\xed\xb8\x73\x66\x4d\xf4\x1c"
 420             "\x2c\xce\x6e\x06\xdc\x67\x55\xd1\x5a\x61\xcd\xeb\x92\xbd\x60\x7c"
 421             "\xc4\xaa\xca\x67\x32\xbf\x35\x68\xa2\x3a\x21\x0d\xd5\x20\xfd\x41"
 422     },
 423     {
 424         .algname = SN_id_GostR3411_2012_256,
 425         .name = "(carry)",
 426         .plaintext = etalon_carry,
 427         .psize = sizeof(etalon_carry),
 428         .digest =
 429             "\x81\xbb\x63\x2f\xa3\x1f\xcc\x38\xb4\xc3\x79\xa6\x62\xdb\xc5\x8b"
 430             "\x9b\xed\x83\xf5\x0d\x3a\x1b\x2c\xe7\x27\x1a\xb0\x2d\x25\xba\xbb"
 431     },
 432     { /* ff (Better carry test). */
 433         .algname = SN_id_GostR3411_2012_512,
 434         .name = "64 bytes of FF",
 435         .plaintext = ff,
 436         .psize = sizeof(ff),
 437         .digest =
 438             "\x41\x62\x9d\xe6\x77\xd7\xe8\x09\x0c\x3c\xd7\x0a\xff\xe3\x30\x0d"
 439             "\x1e\x1c\xfb\xa2\xdb\x97\x94\x5e\xc3\x7f\xeb\x4e\x13\x75\xbc\x02"
 440             "\xa5\x3f\x00\x37\x0b\x7d\x71\x5b\x07\xf3\x7f\x93\xca\xc8\x44\xef"
 441             "\xad\xbf\xd1\xb8\x5f\x9d\xda\xe3\xde\x96\x56\xc0\xe9\x5a\xff\xc7"
 442     },
 443     {
 444         .algname = SN_id_GostR3411_2012_256,
 445         .name = "64 bytes of FF",
 446         .plaintext = ff,
 447         .psize = sizeof(ff),
 448         .digest =
 449             "\x96\x4a\x5a\xb6\x02\x86\xf1\x06\x28\x87\x43\xe2\xfe\x1a\x42\x2d"
 450             "\x16\x08\x98\xca\x1b\xd5\x35\xe8\x31\xaa\x50\x0c\xfe\x34\xd7\xe8"
 451     },
 452     {
 453         .algname = SN_id_GostR3411_94,
 454         .name = "64 bytes of FF",
 455         .plaintext = ff,
 456         .psize = sizeof(ff),
 457         .digest =
 458             "\x58\x50\x4d\x26\xb3\x67\x7e\x75\x6b\xa3\xf4\xa9\xfd\x2f\x14\xb3"
 459             "\xba\x54\x57\x06\x6a\x4a\xa1\xd7\x00\x65\x9b\x90\xdc\xdd\xd3\xc6"
 460     },
 461     /* Synthetic tests. */
 462     {
 463         .algname = SN_id_GostR3411_2012_256,
 464         .name = "streebog256 synthetic test",
 465         .outsize = 32,
 466         .block_size = 64,
 467         .digest =
 468             "\xa2\xf3\x6d\x9c\x42\xa1\x1e\xad\xe3\xc1\xfe\x99\xf9\x99\xc3\x84"
 469             "\xe7\x98\xae\x24\x50\x75\x73\xd7\xfc\x99\x81\xa0\x45\x85\x41\xf6"
 470     },
 471     {
 472         .algname = SN_id_GostR3411_2012_512,
 473         .name = "streebog512 synthetic test",
 474         .outsize = 64,
 475         .block_size = 64,
 476         .digest =
 477             "\x1d\x14\x4d\xd8\xb8\x27\xfb\x55\x1a\x5a\x7d\x03\xbb\xdb\xfa\xcb"
 478             "\x43\x6b\x5b\xc5\x77\x59\xfd\x5f\xf2\x3b\x8e\xf9\xc4\xdd\x6f\x79"
 479             "\x45\xd8\x16\x59\x9e\xaa\xbc\xf2\xb1\x4f\xd0\xe4\xf6\xad\x46\x60"
 480             "\x90\x89\xf7\x2f\x93\xd8\x85\x0c\xb0\x43\xff\x5a\xb6\xe3\x69\xbd"
 481     },
 482     { 0 }
 483 };
 484
 485 static void hexdump(const void *ptr, size_t len)
 486 {
 487     const unsigned char *p = ptr;
 488     size_t i, j;
 489
 490     for (i = 0; i < len; i += j) {
 491         for (j = 0; j < 16 && i + j < len; j++)
 492             printf("%s%02x", j? "" : " ", p[i + j]);
 493     }
 494     printf("\n");
 495 }
 496
 497 static int do_hmac_old(int iter, const EVP_MD *type, const char *plaintext,
 498     const struct hash_testvec *t)
 499 {
 500     unsigned int len;
 501     unsigned char md[EVP_MAX_MD_SIZE];
 502     if (!iter)
 503         printf("[HMAC] ");
 504
 505     HMAC_CTX *ctx;
 506     T(ctx = HMAC_CTX_new());
 507     T(HMAC_Init_ex(ctx, t->key, t->key_size, type, NULL));
 508     T(HMAC_Update(ctx, (const unsigned char *)plaintext, t->psize));
 509     T(HMAC_Final(ctx, md, &len));
 510     HMAC_CTX_free(ctx);
 511
 512     if (t->outsize)
 513         T(len == t->outsize);
 514     if (memcmp(md, t->hmac, len) != 0) {
 515         printf(cRED "hmac mismatch (iter %d)" cNORM "\n", iter);
 516         hexdump(t->hmac, len);
 517         hexdump(md, len);
 518         return 1;
 519     }
 520     return 0;
 521 }
 522
 523 #if OPENSSL_VERSION_MAJOR >= 3
 524 static int do_hmac_prov(int iter, const EVP_MD *md, const char *plaintext,
 525     const struct hash_testvec *t)
 526 {
 527     size_t len;
 528     unsigned char out[EVP_MAX_MD_SIZE];
 529     if (!iter)
 530         printf("[HMAC by EVP_MAC] ");
 531
 532     EVP_MAC *hmac;
 533     T(hmac = EVP_MAC_fetch(NULL, "HMAC", NULL));
 534     EVP_MAC_CTX *ctx;
 535     T(ctx = EVP_MAC_CTX_new(hmac));
 536     OSSL_PARAM params[] = {
 537         OSSL_PARAM_utf8_string(OSSL_MAC_PARAM_DIGEST,
 538             (char *)EVP_MD_name(md), 0),
 539         OSSL_PARAM_END
 540     };
 541     T(EVP_MAC_init(ctx, (const unsigned char *)t->key, t->key_size, params));
 542     T(EVP_MAC_update(ctx, (unsigned char *)plaintext, t->psize));
 543     T(EVP_MAC_final(ctx, out, &len, sizeof(out)));
 544     EVP_MAC_CTX_free(ctx);
 545     EVP_MAC_free(hmac);
 546
 547     if (t->outsize)
 548         T(len == t->outsize);
 549     if (memcmp(out, t->hmac, len) != 0) {
 550         printf(cRED "hmac mismatch (iter %d)" cNORM "\n", iter);
 551         hexdump(t->hmac, len);
 552         hexdump(out, len);
 553         return 1;
 554     }
 555     return 0;
 556 }
 557 #endif
 558
 559 static int do_hmac(int iter, const EVP_MD *type, const char *plaintext,
 560     const struct hash_testvec *t)
 561 {
 562     int ret;
 563
 564     /* Test old (deprecated) and (too) new APIs. */
 565     ret = do_hmac_old(iter, type, plaintext, t);
 566 #if OPENSSL_VERSION_MAJOR >= 3
 567     ret |= do_hmac_prov(iter, type, plaintext, t);
 568 #endif
 569
 570     return ret;
 571 }
 572
 573 /*
 574  * If we have OMAC1/CMAC test vector,
 575  * use CMAC provider to test it.
 576  */
 577 static int do_cmac_prov(int iter, const char *plaintext,
 578     const struct hash_testvec *t)
 579 {
 580 #if OPENSSL_VERSION_MAJOR >= 3
 581     char *ciphername = NULL;
 582     /*
 583      * CMAC needs CBC.
 584      * Convert 'mac' digest to the underlying CBC cipher.
 585      */
 586     switch (OBJ_sn2nid(t->algname)) {
 587     case NID_grasshopper_mac:
 588         ciphername = "kuznyechik-cbc";
 589         break;
 590     case NID_magma_mac:
 591         ciphername = "magma-cbc";
 592         break;
 593     default:
 594         return 0;
 595     }
 596
 597     if (!iter)
 598         printf("[CMAC(%s)] ", ciphername);
 599
 600     size_t len;
 601     unsigned char out[EVP_MAX_MD_SIZE];
 602     size_t outsize = t->outsize;
 603     if (t->truncate)
 604         outsize = t->truncate;
 605
 606     EVP_MAC *cmac;
 607     T(cmac = EVP_MAC_fetch(NULL, "CMAC", NULL));
 608     EVP_MAC_CTX *ctx;
 609     T(ctx = EVP_MAC_CTX_new(cmac));
 610     OSSL_PARAM params[] = {
 611         OSSL_PARAM_utf8_string(OSSL_MAC_PARAM_CIPHER, ciphername, 0),
 612         OSSL_PARAM_END
 613     };
 614     T(EVP_MAC_CTX_set_params(ctx, params));
 615     T(EVP_MAC_init(ctx, (const unsigned char *)t->key, t->key_size, params));
 616     T(EVP_MAC_update(ctx, (unsigned char *)plaintext, t->psize));
 617     T(EVP_MAC_final(ctx, out, &len, sizeof(out)));
 618     EVP_MAC_CTX_free(ctx);
 619     EVP_MAC_free(cmac);
 620
 621     /* CMAC provider will not respect outsize, and will output full block.
 622      * So, just compare until what we need. */
 623     T(outsize <= len);
 624     if (memcmp(out, t->digest, outsize) != 0) {
 625         printf(cRED "cmac mismatch (iter %d)" cNORM "\n", iter);
 626         hexdump(t->digest, outsize);
 627         hexdump(out, len);
 628         return 1;
 629     }
 630 #endif
 631     return 0;
 632 }
 633
 634 static int do_mac(int iter, EVP_MAC *mac, const char *plaintext,
 635                   const struct hash_testvec *t)
 636 {
 637     if (!iter)
 638         printf("[MAC %zu] ", t->outsize);
 639
 640     size_t acpkm = (size_t)t->acpkm;
 641     size_t acpkm_t = (size_t)t->acpkm_t;
 642     OSSL_PARAM params[] = { OSSL_PARAM_END, OSSL_PARAM_END, OSSL_PARAM_END, OSSL_PARAM_END };
 643     OSSL_PARAM *p = params;
 644     if (acpkm) {
 645         *p++ = OSSL_PARAM_construct_size_t("key-mesh", &acpkm);
 646         if (acpkm_t)
 647             *p++ = OSSL_PARAM_construct_size_t("cipher-key-mesh", &acpkm_t);
 648     }
 649
 650     EVP_MAC_CTX *ctx;
 651     T(ctx = EVP_MAC_CTX_new(mac));
 652     if (t->outsize)
 653         T(EVP_MAC_CTX_get_mac_size(ctx) == t->outsize);
 654     size_t outsize;
 655     if (t->truncate) {
 656         outsize = t->truncate;
 657         *p++ = OSSL_PARAM_construct_size_t("size", &outsize);
 658     }
 659     else
 660         outsize = EVP_MAC_CTX_get_mac_size(ctx);
 661
 662     T(EVP_MAC_init(ctx, (const unsigned char *)t->key, t->key_size, NULL));
 663     T(EVP_MAC_CTX_set_params(ctx, params));
 664     T(EVP_MAC_update(ctx, (unsigned char *)plaintext, t->psize));
 665
 666     size_t len = 0;
 667     unsigned char out[256];
 668     if (t->truncate) {
 669         T(outsize <= sizeof(out));
 670         T(EVP_MAC_finalXOF(ctx, out, outsize));
 671         len = outsize;
 672     } else {
 673         T(EVP_MAC_CTX_get_mac_size(ctx) == outsize);
 674         T(EVP_MAC_final(ctx, out, &len, sizeof(out)));
 675     }
 676
 677     EVP_MAC_CTX_free(ctx);
 678     T(len == outsize);
 679     if (memcmp(out, t->digest, outsize) != 0) {
 680         printf(cRED "mac mismatch (iter %d, outsize %d)" cNORM "\n",
 681                iter, (int)outsize);
 682         hexdump(t->digest, outsize);
 683         hexdump(out, outsize);
 684         return 1;
 685     }
 686
 687     return 0;
 688 }
 689
 690 static int do_digest(int iter, const EVP_MD *type, const char *plaintext,
 691                      const struct hash_testvec *t)
 692 {
 693     if (!iter)
 694         printf("[MD %zu] ", t->outsize);
 695     if (t->outsize)
 696         T(EVP_MD_size(type) == t->outsize);
 697     size_t outsize;
 698     if (t->truncate)
 699         outsize = t->truncate;
 700     else
 701         outsize = EVP_MD_size(type);
 702
 703     if (t->block_size)
 704         T(EVP_MD_block_size(type) == t->block_size);
 705     EVP_MD_CTX *ctx;
 706     T(ctx = EVP_MD_CTX_new());
 707     T(EVP_MD_CTX_init(ctx));
 708     T(EVP_DigestInit_ex(ctx, type, NULL));
 709     if (t->key)
 710         T(EVP_MD_CTX_ctrl(ctx, EVP_MD_CTRL_SET_KEY, t->key_size,
 711                           (void *)t->key));
 712     if (t->acpkm)
 713         T(EVP_MD_CTX_ctrl(ctx, EVP_CTRL_KEY_MESH, t->acpkm,
 714                           t->acpkm_t? (void *)&t->acpkm_t : NULL));
 715     T(EVP_DigestUpdate(ctx, plaintext, t->psize));
 716
 717     unsigned int len;
 718     unsigned char out[EVP_MAX_MD_SIZE];
 719     if (EVP_MD_flags(EVP_MD_CTX_md(ctx)) & EVP_MD_FLAG_XOF) {
 720         T(EVP_DigestFinalXOF(ctx, out, outsize));
 721         len = outsize;
 722     } else {
 723         T(EVP_MD_CTX_size(ctx) == outsize);
 724         T(EVP_DigestFinal_ex(ctx, out, &len));
 725     }
 726
 727     EVP_MD_CTX_free(ctx);
 728     T(len == outsize);
 729     if (memcmp(out, t->digest, outsize) != 0) {
 730         printf(cRED "digest mismatch (iter %d, outsize %d)" cNORM "\n",
 731                iter, (int)outsize);
 732         hexdump(t->digest, outsize);
 733         hexdump(out, outsize);
 734         return 1;
 735     }
 736
 737     return 0;
 738 }
 739
 740 static int do_test(const struct hash_testvec *tv)
 741 {
 742     int ret = 0;
 743     EVP_MD *md = NULL;
 744     EVP_MAC *mac = NULL;
 745
 746     ERR_set_mark();
 747     T((md = (EVP_MD *)EVP_get_digestbyname(tv->algname))
 748       || (md = EVP_MD_fetch(NULL, tv->algname, NULL))
 749       || (mac = EVP_MAC_fetch(NULL, tv->algname, NULL)));
 750     ERR_pop_to_mark();
 751
 752     printf(cBLUE "Test %s: %s: " cNORM, tv->algname, tv->name);
 753
 754     /* Test alignment problems. */
 755     int shifts = 32;
 756     int i;
 757     char *buf;
 758     T(buf = OPENSSL_malloc(tv->psize + shifts));
 759     for (i = 0; i < shifts; i++) {
 760         memcpy(buf + i, tv->plaintext, tv->psize);
 761         if (mac) {
 762             ret |= do_mac(i, mac, buf + i, tv);
 763         }
 764         if (md) {
 765             if (tv->hmac)
 766                 ret |= do_hmac(i, md, buf + i, tv);
 767             else
 768                 ret |= do_digest(i, md, buf + i, tv);
 769
 770         }
 771         /* Test CMAC provider for applicable entries. */
 772         ret |= do_cmac_prov(i, buf + i, tv);
 773
 774         /* No need to continue loop on failure. */
 775         if (ret)
 776             break;
 777     }
 778     OPENSSL_free(buf);
 779     EVP_MAC_free(mac);
 780     EVP_MD_free(md);
 781
 782     if (!ret)
 783         printf(cGREEN "success" cNORM "\n");
 784     else
 785         printf(cRED "fail" cNORM "\n");
 786     return ret;
 787 }
 788
 789 #define SUPER_SIZE 256
 790 /*
 791  * For 256-byte buffer filled with 256 bytes from 0 to 255;
 792  * Digest them 256 times from the buffer end with lengths from 0 to 256,
 793  * and from beginning of the buffer with lengths from 0 to 256;
 794  * Each produced digest is digested again into final sum.
 795  */
 796 static int do_synthetic_once(const struct hash_testvec *tv, unsigned int shifts)
 797 {
 798     unsigned char *ibuf, *md;
 799     T(ibuf = OPENSSL_zalloc(SUPER_SIZE + shifts));
 800
 801     /* fill with pattern */
 802     unsigned int len;
 803     for (len = 0; len < SUPER_SIZE; len++)
 804             ibuf[shifts + len] = len & 0xff;
 805
 806     EVP_MD *dgst;
 807     T((dgst = (EVP_MD *)EVP_get_digestbyname(tv->algname))
 808       || (dgst = EVP_MD_fetch(NULL, tv->algname, NULL)));
 809     OPENSSL_assert(EVP_MD_is_a(dgst, tv->algname));
 810     EVP_MD_CTX *ctx, *ctx2;
 811     T(ctx  = EVP_MD_CTX_new());
 812     T(ctx2 = EVP_MD_CTX_new());
 813     T(EVP_DigestInit(ctx2, dgst));
 814     OPENSSL_assert(EVP_MD_is_a(EVP_MD_CTX_md(ctx2), tv->algname));
 815     OPENSSL_assert(EVP_MD_block_size(dgst) == tv->block_size);
 816     OPENSSL_assert(EVP_MD_CTX_size(ctx2) == tv->outsize);
 817     OPENSSL_assert(EVP_MD_CTX_block_size(ctx2) == tv->block_size);
 818
 819     const unsigned int mdlen = EVP_MD_size(dgst);
 820     OPENSSL_assert(mdlen == tv->outsize);
 821     T(md = OPENSSL_zalloc(mdlen + shifts));
 822     md += shifts; /* test for output digest alignment problems */
 823
 824     /* digest cycles */
 825     for (len = 0; len < SUPER_SIZE; len++) {
 826         /* for each len digest len bytes from the end of buf */
 827         T(EVP_DigestInit(ctx, dgst));
 828         T(EVP_DigestUpdate(ctx, ibuf + shifts + SUPER_SIZE - len, len));
 829         T(EVP_DigestFinal(ctx, md, NULL));
 830         T(EVP_DigestUpdate(ctx2, md, mdlen));
 831     }
 832
 833     for (len = 0; len < SUPER_SIZE; len++) {
 834         /* for each len digest len bytes from the beginning of buf */
 835         T(EVP_DigestInit(ctx, dgst));
 836         T(EVP_DigestUpdate(ctx, ibuf + shifts, len));
 837         T(EVP_DigestFinal(ctx, md, NULL));
 838         T(EVP_DigestUpdate(ctx2, md, mdlen));
 839     }
 840
 841     OPENSSL_free(ibuf);
 842     EVP_MD_CTX_free(ctx);
 843
 844     T(EVP_DigestFinal(ctx2, md, &len));
 845     EVP_MD_CTX_free(ctx2);
 846
 847     EVP_MD_free(dgst);
 848
 849     if (len != mdlen) {
 850         printf(cRED "digest output len mismatch %u != %u (expected)" cNORM "\n",
 851             len, mdlen);
 852         goto err;
 853     }
 854
 855     if (memcmp(md, tv->digest, mdlen) != 0) {
 856         printf(cRED "digest mismatch" cNORM "\n");
 857
 858         unsigned int i;
 859         printf("  Expected value is: ");
 860         for (i = 0; i < mdlen; i++)
 861             printf("\\x%02x", md[i]);
 862         printf("\n");
 863         goto err;
 864     }
 865
 866     OPENSSL_free(md - shifts);
 867     return 0;
 868 err:
 869     OPENSSL_free(md - shifts);
 870     EVP_MD_free(dgst);
 871     return 1;
 872 }
 873
 874 /* do different block sizes and different memory offsets */
 875 static int do_synthetic_test(const struct hash_testvec *tv)
 876 {
 877     int ret = 0;
 878
 879     printf(cBLUE "Test %s: " cNORM, tv->name);
 880     fflush(stdout);
 881
 882     unsigned int shifts;
 883     for (shifts = 0; shifts < 16 && !ret; shifts++)
 884         ret |= do_synthetic_once(tv, shifts);
 885
 886     if (!ret)
 887         printf(cGREEN "success" cNORM "\n");
 888     else
 889         printf(cRED "fail" cNORM "\n");
 890     return 0;
 891 }
 892
 893 int engine_is_available(const char *name)
 894 {
 895     ENGINE *e = ENGINE_get_first();
 896
 897     while (e != NULL) {
 898         if (strcmp(ENGINE_get_id(e), name) == 0)
 899             break;
 900         e = ENGINE_get_next(e);
 901     }
 902     ENGINE_free(e);
 903     return e != NULL;
 904 }
 905
 906 void warn_if_untested(const EVP_MD *dgst, void *provider)
 907 {
 908     const struct hash_testvec *tv;
 909
 910     /* ENGINE provided EVP_MDs have a NULL provider */
 911     if (provider != EVP_MD_get0_provider(dgst))
 912         return;
 913
 914     for (tv = testvecs; tv->algname; tv++)
 915         if (EVP_MD_is_a(dgst, tv->algname))
 916             break;
 917     if (!tv->algname)
 918         printf(cMAGENT "Digest %s is untested!" cNORM "\n", EVP_MD_name(dgst));
 919 }
 920
 921 void warn_all_untested(void)
 922 {
 923     if (engine_is_available("gost")) {
 924         ENGINE *eng;
 925
 926         T(eng = ENGINE_by_id("gost"));
 927         T(ENGINE_init(eng));
 928
 929         ENGINE_DIGESTS_PTR fn_c;
 930         T(fn_c = ENGINE_get_digests(eng));
 931         const int *nids;
 932         int n, k;
 933         n = fn_c(eng, NULL, &nids, 0);
 934         for (k = 0; k < n; ++k)
 935             warn_if_untested(ENGINE_get_digest(eng, nids[k]), NULL);
 936         ENGINE_finish(eng);
 937         ENGINE_free(eng);
 938     }
 939     if (OSSL_PROVIDER_available(NULL, "gostprov")) {
 940         OSSL_PROVIDER *prov;
 941
 942         T(prov = OSSL_PROVIDER_load(NULL, "gostprov"));
 943         EVP_MD_do_all_provided(NULL,
 944                                (void (*)(EVP_MD *, void *))warn_if_untested,
 945                                prov);
 946
 947         OSSL_PROVIDER_unload(prov);
 948     }
 949 }
 950
 951 int main(int argc, char **argv)
 952 {
 953     int ret = 0;
 954
 955 #if MIPSEL
 956     /* Trigger SIGBUS for unaligned access. */
 957     sysmips(MIPS_FIXADE, 0);
 958 #endif
 959     OPENSSL_add_all_algorithms_conf();
 960
 961     const struct hash_testvec *tv;
 962     for (tv = testvecs; tv->algname; tv++) {
 963         if (tv->plaintext)
 964             ret |= do_test(tv);
 965         else
 966             ret |= do_synthetic_test(tv);
 967     }
 968
 969     warn_all_untested();
 970
 971     if (ret)
 972         printf(cDRED "= Some tests FAILED!" cNORM "\n");
 973     else
 974         printf(cDGREEN "= All tests passed!" cNORM "\n");
 975     return ret;
 976 }