else \
printf(cGREEN "Test passed\n" cNORM);}
-enum e_mode {
- E_ECB = 0,
- E_CTR,
- E_OFB,
- E_CBC,
- E_CFB,
-};
-
/* Test key from both GOST R 34.12-2015 and GOST R 34.13-2015. */
static const unsigned char K[] = {
0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff,0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,
0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xee,0xff,0x0a,0x00,
0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xee,0xff,0x0a,0x00,0x11,
};
-static const unsigned char E[6][sizeof(P)] = {
- { /* ECB test vectors from GOST R 34.13-2015 A.1.1 */
- /* first 16 bytes is vector (b) from GOST R 34.12-2015 A.1 */
- 0x7f,0x67,0x9d,0x90,0xbe,0xbc,0x24,0x30,0x5a,0x46,0x8d,0x42,0xb9,0xd4,0xed,0xcd,
- 0xb4,0x29,0x91,0x2c,0x6e,0x00,0x32,0xf9,0x28,0x54,0x52,0xd7,0x67,0x18,0xd0,0x8b,
- 0xf0,0xca,0x33,0x54,0x9d,0x24,0x7c,0xee,0xf3,0xf5,0xa5,0x31,0x3b,0xd4,0xb1,0x57,
- 0xd0,0xb0,0x9c,0xcd,0xe8,0x30,0xb9,0xeb,0x3a,0x02,0xc4,0xc5,0xaa,0x8a,0xda,0x98,
- },
- { /* CTR test vectors from GOST R 34.13-2015 A.1.2 */
- 0xf1,0x95,0xd8,0xbe,0xc1,0x0e,0xd1,0xdb,0xd5,0x7b,0x5f,0xa2,0x40,0xbd,0xa1,0xb8,
- 0x85,0xee,0xe7,0x33,0xf6,0xa1,0x3e,0x5d,0xf3,0x3c,0xe4,0xb3,0x3c,0x45,0xde,0xe4,
- 0xa5,0xea,0xe8,0x8b,0xe6,0x35,0x6e,0xd3,0xd5,0xe8,0x77,0xf1,0x35,0x64,0xa3,0xa5,
- 0xcb,0x91,0xfa,0xb1,0xf2,0x0c,0xba,0xb6,0xd1,0xc6,0xd1,0x58,0x20,0xbd,0xba,0x73,
- },
- { /* OFB test vector generated from canonical implementation */
- 0x81,0x80,0x0a,0x59,0xb1,0x84,0x2b,0x24,0xff,0x1f,0x79,0x5e,0x89,0x7a,0xbd,0x95,
- 0x77,0x91,0x46,0xdb,0x2d,0x93,0xa9,0x4e,0xd9,0x3c,0xf6,0x8b,0x32,0x39,0x7f,0x19,
- 0xe9,0x3c,0x9e,0x57,0x44,0x1d,0x87,0x05,0x45,0xf2,0x40,0x36,0xa5,0x8c,0xee,0xa3,
- 0xcf,0x3f,0x00,0x61,0xd5,0x64,0x23,0x54,0x5b,0x96,0x0d,0x86,0x4c,0xc8,0x68,0xda,
- },
- { /* CBC test vector generated from canonical implementation */
- 0x68,0x99,0x72,0xd4,0xa0,0x85,0xfa,0x4d,0x90,0xe5,0x2e,0x3d,0x6d,0x7d,0xcc,0x27,
- 0xab,0xf1,0x70,0xb2,0xb2,0x26,0xc3,0x01,0x0c,0xcf,0xa1,0x36,0xd6,0x59,0xcd,0xaa,
- 0xca,0x71,0x92,0x72,0xab,0x1d,0x43,0x8e,0x15,0x50,0x7d,0x52,0x1e,0xcd,0x55,0x22,
- 0xe0,0x11,0x08,0xff,0x8d,0x9d,0x3a,0x6d,0x8c,0xa2,0xa5,0x33,0xfa,0x61,0x4e,0x71,
- },
- { /* CFB test vector generated from canonical implementation */
- 0x81,0x80,0x0a,0x59,0xb1,0x84,0x2b,0x24,0xff,0x1f,0x79,0x5e,0x89,0x7a,0xbd,0x95,
- 0x68,0xc1,0xb9,0x9c,0x4d,0xf5,0x9c,0xc7,0x95,0x1e,0x37,0x39,0xb5,0xb3,0xcd,0xbf,
- 0x07,0x3f,0x4d,0xd2,0xd6,0xde,0xb3,0xcf,0xb0,0x26,0x54,0x5f,0x7a,0xf1,0xd8,0xe8,
- 0xe1,0xc8,0x52,0xe9,0xa8,0x56,0x71,0x62,0xdb,0xb5,0xda,0x7f,0x66,0xde,0xa9,0x26,
- },
+static const unsigned char E_ecb[] = {
+ /* ECB test vectors from GOST R 34.13-2015 A.1.1 */
+ /* first 16 bytes is vector (b) from GOST R 34.12-2015 A.1 */
+ 0x7f,0x67,0x9d,0x90,0xbe,0xbc,0x24,0x30,0x5a,0x46,0x8d,0x42,0xb9,0xd4,0xed,0xcd,
+ 0xb4,0x29,0x91,0x2c,0x6e,0x00,0x32,0xf9,0x28,0x54,0x52,0xd7,0x67,0x18,0xd0,0x8b,
+ 0xf0,0xca,0x33,0x54,0x9d,0x24,0x7c,0xee,0xf3,0xf5,0xa5,0x31,0x3b,0xd4,0xb1,0x57,
+ 0xd0,0xb0,0x9c,0xcd,0xe8,0x30,0xb9,0xeb,0x3a,0x02,0xc4,0xc5,0xaa,0x8a,0xda,0x98,
+};
+static const unsigned char E_ctr[] = {
+ /* CTR test vectors from GOST R 34.13-2015 A.1.2 */
+ 0xf1,0x95,0xd8,0xbe,0xc1,0x0e,0xd1,0xdb,0xd5,0x7b,0x5f,0xa2,0x40,0xbd,0xa1,0xb8,
+ 0x85,0xee,0xe7,0x33,0xf6,0xa1,0x3e,0x5d,0xf3,0x3c,0xe4,0xb3,0x3c,0x45,0xde,0xe4,
+ 0xa5,0xea,0xe8,0x8b,0xe6,0x35,0x6e,0xd3,0xd5,0xe8,0x77,0xf1,0x35,0x64,0xa3,0xa5,
+ 0xcb,0x91,0xfa,0xb1,0xf2,0x0c,0xba,0xb6,0xd1,0xc6,0xd1,0x58,0x20,0xbd,0xba,0x73,
+};
+/*
+ * Other modes (ofb, cbc, cfb) is impossible to test to match GOST R
+ * 34.13-2015 test vectors exactly, due to these vectors having exceeding
+ * IV length value (m) = 256 bits, while openssl have hard-coded limit
+ * of maximum IV length of 128 bits (EVP_MAX_IV_LENGTH).
+ * Also, current grasshopper code having fixed IV length of 128 bits.
+ *
+ * Thus, new test vectors are generated with truncated 128-bit IV using
+ * canonical GOST implementation from TC26.
+ */
+static const unsigned char E_ofb[] = {
+ /* OFB test vector generated from canonical implementation */
+ 0x81,0x80,0x0a,0x59,0xb1,0x84,0x2b,0x24,0xff,0x1f,0x79,0x5e,0x89,0x7a,0xbd,0x95,
+ 0x77,0x91,0x46,0xdb,0x2d,0x93,0xa9,0x4e,0xd9,0x3c,0xf6,0x8b,0x32,0x39,0x7f,0x19,
+ 0xe9,0x3c,0x9e,0x57,0x44,0x1d,0x87,0x05,0x45,0xf2,0x40,0x36,0xa5,0x8c,0xee,0xa3,
+ 0xcf,0x3f,0x00,0x61,0xd5,0x64,0x23,0x54,0x5b,0x96,0x0d,0x86,0x4c,0xc8,0x68,0xda,
};
-static const unsigned char iv_ctr[] = { 0x12,0x34,0x56,0x78,0x90,0xab,0xce,0xf0 };
+static const unsigned char E_cbc[] = {
+ /* CBC test vector generated from canonical implementation */
+ 0x68,0x99,0x72,0xd4,0xa0,0x85,0xfa,0x4d,0x90,0xe5,0x2e,0x3d,0x6d,0x7d,0xcc,0x27,
+ 0xab,0xf1,0x70,0xb2,0xb2,0x26,0xc3,0x01,0x0c,0xcf,0xa1,0x36,0xd6,0x59,0xcd,0xaa,
+ 0xca,0x71,0x92,0x72,0xab,0x1d,0x43,0x8e,0x15,0x50,0x7d,0x52,0x1e,0xcd,0x55,0x22,
+ 0xe0,0x11,0x08,0xff,0x8d,0x9d,0x3a,0x6d,0x8c,0xa2,0xa5,0x33,0xfa,0x61,0x4e,0x71,
+};
+static const unsigned char E_cfb[] = {
+ /* CFB test vector generated from canonical implementation */
+ 0x81,0x80,0x0a,0x59,0xb1,0x84,0x2b,0x24,0xff,0x1f,0x79,0x5e,0x89,0x7a,0xbd,0x95,
+ 0x68,0xc1,0xb9,0x9c,0x4d,0xf5,0x9c,0xc7,0x95,0x1e,0x37,0x39,0xb5,0xb3,0xcd,0xbf,
+ 0x07,0x3f,0x4d,0xd2,0xd6,0xde,0xb3,0xcf,0xb0,0x26,0x54,0x5f,0x7a,0xf1,0xd8,0xe8,
+ 0xe1,0xc8,0x52,0xe9,0xa8,0x56,0x71,0x62,0xdb,0xb5,0xda,0x7f,0x66,0xde,0xa9,0x26,
+};
+
+static const unsigned char iv_ctr[] = { 0x12,0x34,0x56,0x78,0x90,0xab,0xce,0xf0, 0,0,0,0,0,0,0,0 };
/* truncated to 128-bits IV */
-static const unsigned char iv_128bit[] = { 0x12,0x34,0x56,0x78,0x90,0xab,0xce,0xf0,0xa1,0xb2,0xc3,0xd4,0xe5,0xf0,0x01,0x12 };
-static const unsigned char *iv[6] = {
- NULL, /* ecb */
- iv_ctr,
- iv_128bit, /* ofb */
- iv_128bit, /* cbc*/
- iv_128bit, /* cfb */
+static const unsigned char iv_128bit[] = { 0x12,0x34,0x56,0x78,0x90,0xab,0xce,0xf0,
+ 0xa1,0xb2,0xc3,0xd4,0xe5,0xf0,0x01,0x12 };
+struct testcase {
+ const char *name;
+ const EVP_CIPHER *(*type)(void);
+ int stream;
+ const unsigned char *plaintext;
+ const unsigned char *expected;
+ size_t size;
+ const unsigned char *iv;
+ size_t iv_size;
+ int acpkm;
+};
+static struct testcase testcases[] = {
+ { "ecb", cipher_gost_grasshopper_ecb, 0, P, E_ecb, sizeof(P), NULL, 0, 0 },
+ { "ctr", cipher_gost_grasshopper_ctr, 1, P, E_ctr, sizeof(P), iv_ctr, sizeof(iv_ctr), 0 },
+ { "ofb", cipher_gost_grasshopper_ofb, 1, P, E_ofb, sizeof(P), iv_128bit, sizeof(iv_128bit), 0 },
+ { "cbc", cipher_gost_grasshopper_cbc, 0, P, E_cbc, sizeof(P), iv_128bit, sizeof(iv_128bit), 0 },
+ { "cfb", cipher_gost_grasshopper_cfb, 0, P, E_cfb, sizeof(P), iv_128bit, sizeof(iv_128bit), 0 },
+ NULL
};
static void hexdump(const void *ptr, size_t len)
printf("\n");
}
-/* Test vectors from GOST R 34.13-2015 A.1 which* includes vectors
- * from GOST R 34.12-2015 A.1 as first block of ecb mode. */
-static int test_block(const EVP_CIPHER *type, const char *mode, enum e_mode t)
+static int test_block(const EVP_CIPHER *type, const char *name,
+ const unsigned char *pt, const unsigned char *exp, size_t size,
+ const unsigned char *iv, size_t iv_size, int acpkm)
{
EVP_CIPHER_CTX *ctx = EVP_CIPHER_CTX_new();
- unsigned char c[sizeof(P)];
+ unsigned char c[size];
int outlen, tmplen;
int ret = 0, test;
OPENSSL_assert(ctx);
- printf("Encryption test from GOST R 34.13-2015 [%s] \n", mode);
- if (!t) {
- /* output plain-text only once */
- printf(" p[%zu] = ", sizeof(P));
- hexdump(P, sizeof(P));
- }
+ printf("Encryption test from GOST R 34.13-2015 [%s] \n", name);
/* test with single big chunk */
EVP_CIPHER_CTX_init(ctx);
- T(EVP_CipherInit_ex(ctx, type, NULL, K, iv[t], 1));
+ T(EVP_CipherInit_ex(ctx, type, NULL, K, iv, 1));
T(EVP_CIPHER_CTX_set_padding(ctx, 0));
memset(c, 0, sizeof(c));
- T(EVP_CipherUpdate(ctx, c, &outlen, P, sizeof(P)));
+ if (acpkm)
+ T(EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_KEY_MESH, 256 / 8, NULL));
+ T(EVP_CipherUpdate(ctx, c, &outlen, pt, size));
T(EVP_CipherFinal_ex(ctx, c + outlen, &tmplen));
EVP_CIPHER_CTX_cleanup(ctx);
printf(" c[%d] = ", outlen);
hexdump(c, outlen);
- TEST_ASSERT(outlen != sizeof(P) ||
- memcmp(c, E[t], sizeof(P)));
+ TEST_ASSERT(outlen != size || memcmp(c, exp, size));
ret |= test;
/* test with small chunks of block size */
- printf("Chunked encryption test from GOST R 34.13-2015 [%s] \n", mode);
- int blocks = sizeof(P) / GRASSHOPPER_BLOCK_SIZE;
+ printf("Chunked encryption test from GOST R 34.13-2015 [%s] \n", name);
+ int blocks = size / GRASSHOPPER_BLOCK_SIZE;
int z;
EVP_CIPHER_CTX_init(ctx);
- T(EVP_CipherInit_ex(ctx, type, NULL, K, iv[t], 1));
+ T(EVP_CipherInit_ex(ctx, type, NULL, K, iv, 1));
T(EVP_CIPHER_CTX_set_padding(ctx, 0));
memset(c, 0, sizeof(c));
+ if (acpkm)
+ T(EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_KEY_MESH, 256 / 8, NULL));
for (z = 0; z < blocks; z++) {
int offset = z * GRASSHOPPER_BLOCK_SIZE;
int sz = GRASSHOPPER_BLOCK_SIZE;
- T(EVP_CipherUpdate(ctx, c + offset, &outlen, P + offset, sz));
+ T(EVP_CipherUpdate(ctx, c + offset, &outlen, pt + offset, sz));
}
outlen = z * GRASSHOPPER_BLOCK_SIZE;
T(EVP_CipherFinal_ex(ctx, c + outlen, &tmplen));
printf(" c[%d] = ", outlen);
hexdump(c, outlen);
- TEST_ASSERT(outlen != sizeof(P) ||
- memcmp(c, E[t], sizeof(P)));
+ TEST_ASSERT(outlen != size || memcmp(c, exp, size));
ret |= test;
/* test with single big chunk */
- printf("Decryption test from GOST R 34.13-2015 [%s] \n", mode);
+ printf("Decryption test from GOST R 34.13-2015 [%s] \n", name);
EVP_CIPHER_CTX_init(ctx);
- T(EVP_CipherInit_ex(ctx, type, NULL, K, iv[t], 0));
+ T(EVP_CipherInit_ex(ctx, type, NULL, K, iv, 0));
T(EVP_CIPHER_CTX_set_padding(ctx, 0));
memset(c, 0, sizeof(c));
- T(EVP_CipherUpdate(ctx, c, &outlen, E[t], sizeof(P)));
+ if (acpkm)
+ T(EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_KEY_MESH, 256 / 8, NULL));
+ T(EVP_CipherUpdate(ctx, c, &outlen, exp, size));
T(EVP_CipherFinal_ex(ctx, c + outlen, &tmplen));
EVP_CIPHER_CTX_cleanup(ctx);
EVP_CIPHER_CTX_free(ctx);
printf(" d[%d] = ", outlen);
hexdump(c, outlen);
- TEST_ASSERT(outlen != sizeof(P) ||
- memcmp(c, P, sizeof(P)));
+ TEST_ASSERT(outlen != size || memcmp(c, pt, size));
ret |= test;
return ret;
}
-static int test_stream(const EVP_CIPHER *type, const char *mode, enum e_mode t)
+static int test_stream(const EVP_CIPHER *type, const char *name,
+ const unsigned char *pt, const unsigned char *exp, size_t size,
+ const unsigned char *iv, size_t iv_size, int acpkm)
{
EVP_CIPHER_CTX *ctx = EVP_CIPHER_CTX_new();
int ret = 0, test;
OPENSSL_assert(ctx);
/* Cycle through all lengths from 1 upto maximum size */
- printf("Stream encryption test from GOST R 34.13-2015 [%s] \n", mode);
- for (z = 1; z <= sizeof(P); z++) {
- unsigned char c[sizeof(P)];
+ printf("Stream encryption test from GOST R 34.13-2015 [%s] \n", name);
+ for (z = 1; z <= size; z++) {
+ unsigned char c[size];
int outlen, tmplen;
- int sz;
+ int sz = 0;
int i;
EVP_CIPHER_CTX_init(ctx);
- EVP_CipherInit_ex(ctx, type, NULL, K, iv[t], 1);
+ EVP_CipherInit_ex(ctx, type, NULL, K, iv, 1);
EVP_CIPHER_CTX_set_padding(ctx, 0);
memset(c, 0xff, sizeof(c));
- for (i = 0; i < sizeof(P); i += z) {
- if (i + z > sizeof(P))
- sz = sizeof(P) - i;
+ if (acpkm)
+ T(EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_KEY_MESH, 256 / 8, NULL));
+ for (i = 0; i < size; i += z) {
+ if (i + z > size)
+ sz = size - i;
else
sz = z;
- EVP_CipherUpdate(ctx, c + i, &outlen, P + i, sz);
+ EVP_CipherUpdate(ctx, c + i, &outlen, pt + i, sz);
OPENSSL_assert(outlen == sz);
}
outlen = i - z + sz;
EVP_CipherFinal_ex(ctx, c + outlen, &tmplen);
EVP_CIPHER_CTX_cleanup(ctx);
- test = outlen != sizeof(P) ||
- memcmp(c, E[t], sizeof(P));
+ test = outlen != size || memcmp(c, exp, size);
printf("%c", test ? 'E' : '+');
ret |= test;
}
int main(int argc, char **argv)
{
int ret = 0;
+ const struct testcase *t;
- ret |= test_block(cipher_gost_grasshopper_ecb(), "ecb", E_ECB);
- ret |= test_block(cipher_gost_grasshopper_ctr(), "ctr", E_CTR);
- ret |= test_stream(cipher_gost_grasshopper_ctr(), "ctr", E_CTR);
- /*
- * Other modes (ofb, cbc, cfb) is impossible to test to match GOST R
- * 34.13-2015 test vectors exactly, due to these vectors having exceeding
- * IV length value (m) = 256 bits, while openssl have hard-coded limit
- * of maximum IV length of 128 bits (EVP_MAX_IV_LENGTH).
- * Also, current grasshopper code having fixed IV length of 128 bits.
- *
- * Thus, new test vectors are generated with truncated 128-bit IV using
- * canonical GOST implementation from TC26.
- */
- ret |= test_block(cipher_gost_grasshopper_ofb(), "ofb", E_OFB);
- ret |= test_stream(cipher_gost_grasshopper_ctr(), "ofb", E_CTR);
- ret |= test_block(cipher_gost_grasshopper_cbc(), "cbc", E_CBC);
- ret |= test_block(cipher_gost_grasshopper_cfb(), "cfb", E_CFB);
+ for (t = testcases; t->name; t++) {
+ ret |= test_block(t->type(), t->name,
+ t->plaintext, t->expected, t->size,
+ t->iv, t->iv_size, t->acpkm);
+ if (t->stream)
+ ret |= test_stream(t->type(), t->name,
+ t->plaintext, t->expected, t->size,
+ t->iv, t->iv_size, t->acpkm);
+ }
ret |= test_omac();