}
static void
-do_KAT_PRF(
- void (*prf)(void *dst, size_t len,
- const void *secret, size_t secret_len,
- const char *label, const void *seed, size_t seed_len),
+do_KAT_PRF(br_tls_prf_impl prf,
const char *ssecret, const char *label, const char *sseed,
const char *sref)
{
unsigned char secret[100], seed[100], ref[500], out[500];
size_t secret_len, seed_len, ref_len;
+ br_tls_prf_seed_chunk chunks[2];
secret_len = hextobin(secret, ssecret);
seed_len = hextobin(seed, sseed);
ref_len = hextobin(ref, sref);
- prf(out, ref_len, secret, secret_len, label, seed, seed_len);
- check_equals("TLS PRF KAT", out, ref, ref_len);
+
+ chunks[0].data = seed;
+ chunks[0].len = seed_len;
+ prf(out, ref_len, secret, secret_len, label, 1, chunks);
+ check_equals("TLS PRF KAT 1", out, ref, ref_len);
+
+ chunks[0].data = seed;
+ chunks[0].len = seed_len;
+ chunks[1].data = NULL;
+ chunks[1].len = 0;
+ prf(out, ref_len, secret, secret_len, label, 2, chunks);
+ check_equals("TLS PRF KAT 2", out, ref, ref_len);
+
+ chunks[0].data = NULL;
+ chunks[0].len = 0;
+ chunks[1].data = seed;
+ chunks[1].len = seed_len;
+ prf(out, ref_len, secret, secret_len, label, 2, chunks);
+ check_equals("TLS PRF KAT 3", out, ref, ref_len);
+
+ chunks[0].data = seed;
+ chunks[0].len = seed_len >> 1;
+ chunks[1].data = seed + chunks[0].len;
+ chunks[1].len = seed_len - chunks[0].len;
+ prf(out, ref_len, secret, secret_len, label, 2, chunks);
+ check_equals("TLS PRF KAT 4", out, ref, ref_len);
}
static void
check_equals("KAT CBC AES decrypt (2)",
buf, plain, data_len);
}
+
+ /*
+ * We want to check proper IV management for CBC:
+ * encryption and decryption must properly copy the _last_
+ * encrypted block as new IV, for all sizes.
+ */
+ for (u = 1; u <= 35; u ++) {
+ br_hmac_drbg_context rng;
+ unsigned char x;
+ size_t key_len, data_len;
+ size_t v;
+
+ br_hmac_drbg_init(&rng, &br_sha256_vtable,
+ "seed for AES/CBC", 16);
+ x = u;
+ br_hmac_drbg_update(&rng, &x, 1);
+ data_len = u << 4;
+ for (key_len = 16; key_len <= 32; key_len += 16) {
+ unsigned char key[32];
+ unsigned char iv[16], iv1[16], iv2[16];
+ unsigned char plain[35 * 16];
+ unsigned char tmp1[sizeof plain];
+ unsigned char tmp2[sizeof plain];
+ br_aes_gen_cbcenc_keys v_ec;
+ br_aes_gen_cbcdec_keys v_dc;
+ const br_block_cbcenc_class **ec;
+ const br_block_cbcdec_class **dc;
+
+ br_hmac_drbg_generate(&rng, key, key_len);
+ br_hmac_drbg_generate(&rng, iv, sizeof iv);
+ br_hmac_drbg_generate(&rng, plain, data_len);
+
+ ec = &v_ec.vtable;
+ ve->init(ec, key, key_len);
+ memcpy(iv1, iv, sizeof iv);
+ memcpy(tmp1, plain, data_len);
+ ve->run(ec, iv1, tmp1, data_len);
+ check_equals("IV CBC AES (1)",
+ tmp1 + data_len - 16, iv1, 16);
+ memcpy(iv2, iv, sizeof iv);
+ memcpy(tmp2, plain, data_len);
+ for (v = 0; v < data_len; v += 16) {
+ ve->run(ec, iv2, tmp2 + v, 16);
+ }
+ check_equals("IV CBC AES (2)",
+ tmp2 + data_len - 16, iv2, 16);
+ check_equals("IV CBC AES (3)",
+ tmp1, tmp2, data_len);
+
+ dc = &v_dc.vtable;
+ vd->init(dc, key, key_len);
+ memcpy(iv1, iv, sizeof iv);
+ vd->run(dc, iv1, tmp1, data_len);
+ check_equals("IV CBC AES (4)", iv1, iv2, 16);
+ check_equals("IV CBC AES (5)",
+ tmp1, plain, data_len);
+ memcpy(iv2, iv, sizeof iv);
+ for (v = 0; v < data_len; v += 16) {
+ vd->run(dc, iv2, tmp2 + v, 16);
+ }
+ check_equals("IV CBC AES (6)", iv1, iv2, 16);
+ check_equals("IV CBC AES (7)",
+ tmp2, plain, data_len);
+ }
+ }
}
if (vc != NULL) {
};
static void
-test_ChaCha20_ct(void)
+test_ChaCha20_generic(const char *name, br_chacha20_run cr)
{
size_t u;
- printf("Test ChaCha20_ct: ");
+ printf("Test %s: ", name);
fflush(stdout);
+ if (cr == 0) {
+ printf("UNAVAILABLE\n");
+ return;
+ }
for (u = 0; KAT_CHACHA20[u].skey; u ++) {
unsigned char key[32], nonce[12], plain[400], cipher[400];
for (v = 0; v < len; v ++) {
unsigned char tmp[400];
size_t w;
+ uint32_t cc2;
memset(tmp, 0, sizeof tmp);
memcpy(tmp, plain, v);
- if (br_chacha20_ct_run(key, nonce, cc, tmp, v)
+ if (cr(key, nonce, cc, tmp, v)
!= cc + (uint32_t)((v + 63) >> 6))
{
fprintf(stderr, "ChaCha20: wrong counter\n");
exit(EXIT_FAILURE);
}
}
- br_chacha20_ct_run(key, nonce, cc, tmp, v);
+ for (w = 0, cc2 = cc; w < v; w += 64, cc2 ++) {
+ size_t x;
+
+ x = v - w;
+ if (x > 64) {
+ x = 64;
+ }
+ if (cr(key, nonce, cc2, tmp + w, x)
+ != (cc2 + 1))
+ {
+ fprintf(stderr, "ChaCha20:"
+ " wrong counter (2)\n");
+ exit(EXIT_FAILURE);
+ }
+ }
if (memcmp(tmp, plain, v) != 0) {
fprintf(stderr, "ChaCha20 KAT fail (2)\n");
exit(EXIT_FAILURE);
fflush(stdout);
}
+static void
+test_ChaCha20_ct(void)
+{
+ test_ChaCha20_generic("ChaCha20_ct", &br_chacha20_ct_run);
+}
+
+static void
+test_ChaCha20_sse2(void)
+{
+ test_ChaCha20_generic("ChaCha20_sse2", br_chacha20_sse2_get());
+}
+
static const struct {
const char *splain;
const char *saad;
memcpy(data, plain, len);
ipoly(key, nonce, data, len,
aad, aad_len, tmp, br_chacha20_ct_run, 1);
- if (memcmp(data, cipher, len) != 0) {
- fprintf(stderr, "ChaCha20+Poly1305 KAT failed (1)\n");
- exit(EXIT_FAILURE);
- }
- if (memcmp(tmp, tag, 16) != 0) {
- fprintf(stderr, "ChaCha20+Poly1305 KAT failed (2)\n");
- exit(EXIT_FAILURE);
- }
+ check_equals("ChaCha20+Poly1305 KAT (1)", data, cipher, len);
+ check_equals("ChaCha20+Poly1305 KAT (2)", tmp, tag, 16);
ipoly(key, nonce, data, len,
aad, aad_len, tmp, br_chacha20_ct_run, 0);
- if (memcmp(data, plain, len) != 0) {
- fprintf(stderr, "ChaCha20+Poly1305 KAT failed (3)\n");
- exit(EXIT_FAILURE);
- }
- if (memcmp(tmp, tag, 16) != 0) {
- fprintf(stderr, "ChaCha20+Poly1305 KAT failed (4)\n");
- exit(EXIT_FAILURE);
- }
+ check_equals("ChaCha20+Poly1305 KAT (3)", data, plain, len);
+ check_equals("ChaCha20+Poly1305 KAT (4)", tmp, tag, 16);
printf(".");
fflush(stdout);
&br_poly1305_ctmul_run);
}
+static void
+test_Poly1305_ctmulq(void)
+{
+ br_poly1305_run bp;
+
+ bp = br_poly1305_ctmulq_get();
+ if (bp == 0) {
+ printf("Test Poly1305_ctmulq: UNAVAILABLE\n");
+ } else {
+ test_Poly1305_inner("Poly1305_ctmulq", bp,
+ &br_poly1305_ctmul_run);
+ }
+}
+
/*
* A 1024-bit RSA key, generated with OpenSSL.
*/
&br_rsa_i32_pkcs1_sign, &br_rsa_i32_pkcs1_vrfy);
}
+static void
+test_RSA_i62(void)
+{
+ br_rsa_public pub;
+ br_rsa_private priv;
+ br_rsa_pkcs1_sign sign;
+ br_rsa_pkcs1_vrfy vrfy;
+
+ pub = br_rsa_i62_public_get();
+ priv = br_rsa_i62_private_get();
+ sign = br_rsa_i62_pkcs1_sign_get();
+ vrfy = br_rsa_i62_pkcs1_vrfy_get();
+ if (pub) {
+ if (!priv || !sign || !vrfy) {
+ fprintf(stderr, "Inconsistent i62 availability\n");
+ exit(EXIT_FAILURE);
+ }
+ test_RSA_core("RSA i62 core", pub, priv);
+ test_RSA_sign("RSA i62 sign", priv, sign, vrfy);
+ } else {
+ if (priv || sign || vrfy) {
+ fprintf(stderr, "Inconsistent i62 availability\n");
+ exit(EXIT_FAILURE);
+ }
+ printf("Test RSA i62: UNAVAILABLE\n");
+ }
+}
+
#if 0
static void
test_RSA_signatures(void)
}
}
+/*
+ * From: http://csrc.nist.gov/groups/ST/toolkit/BCM/documents/proposedmodes/gcm/gcm-revised-spec.pdf
+ *
+ * Order: key, plaintext, AAD, IV, ciphertext, tag
+ */
+static const char *const KAT_GCM[] = {
+ "00000000000000000000000000000000",
+ "",
+ "",
+ "000000000000000000000000",
+ "",
+ "58e2fccefa7e3061367f1d57a4e7455a",
+
+ "00000000000000000000000000000000",
+ "00000000000000000000000000000000",
+ "",
+ "000000000000000000000000",
+ "0388dace60b6a392f328c2b971b2fe78",
+ "ab6e47d42cec13bdf53a67b21257bddf",
+
+ "feffe9928665731c6d6a8f9467308308",
+ "d9313225f88406e5a55909c5aff5269a86a7a9531534f7da2e4c303d8a318a721c3c0c95956809532fcf0e2449a6b525b16aedf5aa0de657ba637b391aafd255",
+ "",
+ "cafebabefacedbaddecaf888",
+ "42831ec2217774244b7221b784d0d49ce3aa212f2c02a4e035c17e2329aca12e21d514b25466931c7d8f6a5aac84aa051ba30b396a0aac973d58e091473f5985",
+ "4d5c2af327cd64a62cf35abd2ba6fab4",
+
+ "feffe9928665731c6d6a8f9467308308",
+ "d9313225f88406e5a55909c5aff5269a86a7a9531534f7da2e4c303d8a318a721c3c0c95956809532fcf0e2449a6b525b16aedf5aa0de657ba637b39",
+ "feedfacedeadbeeffeedfacedeadbeefabaddad2",
+ "cafebabefacedbaddecaf888",
+ "42831ec2217774244b7221b784d0d49ce3aa212f2c02a4e035c17e2329aca12e21d514b25466931c7d8f6a5aac84aa051ba30b396a0aac973d58e091",
+ "5bc94fbc3221a5db94fae95ae7121a47",
+
+ "feffe9928665731c6d6a8f9467308308",
+ "d9313225f88406e5a55909c5aff5269a86a7a9531534f7da2e4c303d8a318a721c3c0c95956809532fcf0e2449a6b525b16aedf5aa0de657ba637b39",
+ "feedfacedeadbeeffeedfacedeadbeefabaddad2",
+ "cafebabefacedbad",
+ "61353b4c2806934a777ff51fa22a4755699b2a714fcdc6f83766e5f97b6c742373806900e49f24b22b097544d4896b424989b5e1ebac0f07c23f4598",
+ "3612d2e79e3b0785561be14aaca2fccb",
+
+ "feffe9928665731c6d6a8f9467308308",
+ "d9313225f88406e5a55909c5aff5269a86a7a9531534f7da2e4c303d8a318a721c3c0c95956809532fcf0e2449a6b525b16aedf5aa0de657ba637b39",
+ "feedfacedeadbeeffeedfacedeadbeefabaddad2",
+ "9313225df88406e555909c5aff5269aa6a7a9538534f7da1e4c303d2a318a728c3c0c95156809539fcf0e2429a6b525416aedbf5a0de6a57a637b39b",
+ "8ce24998625615b603a033aca13fb894be9112a5c3a211a8ba262a3cca7e2ca701e4a9a4fba43c90ccdcb281d48c7c6fd62875d2aca417034c34aee5",
+ "619cc5aefffe0bfa462af43c1699d050",
+
+ "000000000000000000000000000000000000000000000000",
+ "",
+ "",
+ "000000000000000000000000",
+ "",
+ "cd33b28ac773f74ba00ed1f312572435",
+
+ "000000000000000000000000000000000000000000000000",
+ "00000000000000000000000000000000",
+ "",
+ "000000000000000000000000",
+ "98e7247c07f0fe411c267e4384b0f600",
+ "2ff58d80033927ab8ef4d4587514f0fb",
+
+ "feffe9928665731c6d6a8f9467308308feffe9928665731c",
+ "d9313225f88406e5a55909c5aff5269a86a7a9531534f7da2e4c303d8a318a721c3c0c95956809532fcf0e2449a6b525b16aedf5aa0de657ba637b391aafd255",
+ "",
+ "cafebabefacedbaddecaf888",
+ "3980ca0b3c00e841eb06fac4872a2757859e1ceaa6efd984628593b40ca1e19c7d773d00c144c525ac619d18c84a3f4718e2448b2fe324d9ccda2710acade256",
+ "9924a7c8587336bfb118024db8674a14",
+
+ "feffe9928665731c6d6a8f9467308308feffe9928665731c",
+ "d9313225f88406e5a55909c5aff5269a86a7a9531534f7da2e4c303d8a318a721c3c0c95956809532fcf0e2449a6b525b16aedf5aa0de657ba637b39",
+ "feedfacedeadbeeffeedfacedeadbeefabaddad2",
+ "cafebabefacedbaddecaf888",
+ "3980ca0b3c00e841eb06fac4872a2757859e1ceaa6efd984628593b40ca1e19c7d773d00c144c525ac619d18c84a3f4718e2448b2fe324d9ccda2710",
+ "2519498e80f1478f37ba55bd6d27618c",
+
+ "feffe9928665731c6d6a8f9467308308feffe9928665731c",
+ "d9313225f88406e5a55909c5aff5269a86a7a9531534f7da2e4c303d8a318a721c3c0c95956809532fcf0e2449a6b525b16aedf5aa0de657ba637b39",
+ "feedfacedeadbeeffeedfacedeadbeefabaddad2",
+ "cafebabefacedbad",
+ "0f10f599ae14a154ed24b36e25324db8c566632ef2bbb34f8347280fc4507057fddc29df9a471f75c66541d4d4dad1c9e93a19a58e8b473fa0f062f7",
+ "65dcc57fcf623a24094fcca40d3533f8",
+
+ "feffe9928665731c6d6a8f9467308308feffe9928665731c",
+ "d9313225f88406e5a55909c5aff5269a86a7a9531534f7da2e4c303d8a318a721c3c0c95956809532fcf0e2449a6b525b16aedf5aa0de657ba637b39",
+ "feedfacedeadbeeffeedfacedeadbeefabaddad2",
+ "9313225df88406e555909c5aff5269aa6a7a9538534f7da1e4c303d2a318a728c3c0c95156809539fcf0e2429a6b525416aedbf5a0de6a57a637b39b",
+ "d27e88681ce3243c4830165a8fdcf9ff1de9a1d8e6b447ef6ef7b79828666e4581e79012af34ddd9e2f037589b292db3e67c036745fa22e7e9b7373b",
+ "dcf566ff291c25bbb8568fc3d376a6d9",
+
+ "0000000000000000000000000000000000000000000000000000000000000000",
+ "",
+ "",
+ "000000000000000000000000",
+ "",
+ "530f8afbc74536b9a963b4f1c4cb738b",
+
+ "0000000000000000000000000000000000000000000000000000000000000000",
+ "00000000000000000000000000000000",
+ "",
+ "000000000000000000000000",
+ "cea7403d4d606b6e074ec5d3baf39d18",
+ "d0d1c8a799996bf0265b98b5d48ab919",
+
+ "feffe9928665731c6d6a8f9467308308feffe9928665731c6d6a8f9467308308",
+ "d9313225f88406e5a55909c5aff5269a86a7a9531534f7da2e4c303d8a318a721c3c0c95956809532fcf0e2449a6b525b16aedf5aa0de657ba637b391aafd255",
+ "",
+ "cafebabefacedbaddecaf888",
+ "522dc1f099567d07f47f37a32a84427d643a8cdcbfe5c0c97598a2bd2555d1aa8cb08e48590dbb3da7b08b1056828838c5f61e6393ba7a0abcc9f662898015ad",
+ "b094dac5d93471bdec1a502270e3cc6c",
+
+ "feffe9928665731c6d6a8f9467308308feffe9928665731c6d6a8f9467308308",
+ "d9313225f88406e5a55909c5aff5269a86a7a9531534f7da2e4c303d8a318a721c3c0c95956809532fcf0e2449a6b525b16aedf5aa0de657ba637b39",
+ "feedfacedeadbeeffeedfacedeadbeefabaddad2",
+ "cafebabefacedbaddecaf888",
+ "522dc1f099567d07f47f37a32a84427d643a8cdcbfe5c0c97598a2bd2555d1aa8cb08e48590dbb3da7b08b1056828838c5f61e6393ba7a0abcc9f662",
+ "76fc6ece0f4e1768cddf8853bb2d551b",
+
+ "feffe9928665731c6d6a8f9467308308feffe9928665731c6d6a8f9467308308",
+ "d9313225f88406e5a55909c5aff5269a86a7a9531534f7da2e4c303d8a318a721c3c0c95956809532fcf0e2449a6b525b16aedf5aa0de657ba637b39",
+ "feedfacedeadbeeffeedfacedeadbeefabaddad2",
+ "cafebabefacedbad",
+ "c3762df1ca787d32ae47c13bf19844cbaf1ae14d0b976afac52ff7d79bba9de0feb582d33934a4f0954cc2363bc73f7862ac430e64abe499f47c9b1f",
+ "3a337dbf46a792c45e454913fe2ea8f2",
+
+ "feffe9928665731c6d6a8f9467308308feffe9928665731c6d6a8f9467308308",
+ "d9313225f88406e5a55909c5aff5269a86a7a9531534f7da2e4c303d8a318a721c3c0c95956809532fcf0e2449a6b525b16aedf5aa0de657ba637b39",
+ "feedfacedeadbeeffeedfacedeadbeefabaddad2",
+ "9313225df88406e555909c5aff5269aa6a7a9538534f7da1e4c303d2a318a728c3c0c95156809539fcf0e2429a6b525416aedbf5a0de6a57a637b39b",
+ "5a8def2f0c9e53f1f75d7853659e2a20eeb2b22aafde6419a058ab4f6f746bf40fc0c3b780f244452da3ebf1c5d82cdea2418997200ef82e44ae7e3f",
+ "a44a8266ee1c8eb0c8b5d4cf5ae9f19a",
+
+ NULL
+};
+
+static void
+test_GCM(void)
+{
+ size_t u;
+
+ printf("Test GCM: ");
+ fflush(stdout);
+
+ for (u = 0; KAT_GCM[u]; u += 6) {
+ unsigned char key[32];
+ unsigned char plain[100];
+ unsigned char aad[100];
+ unsigned char iv[100];
+ unsigned char cipher[100];
+ unsigned char tag[100];
+ size_t key_len, plain_len, aad_len, iv_len;
+ br_aes_ct_ctr_keys bc;
+ br_gcm_context gc;
+ unsigned char tmp[100], out[16];
+ size_t v;
+
+ key_len = hextobin(key, KAT_GCM[u]);
+ plain_len = hextobin(plain, KAT_GCM[u + 1]);
+ aad_len = hextobin(aad, KAT_GCM[u + 2]);
+ iv_len = hextobin(iv, KAT_GCM[u + 3]);
+ hextobin(cipher, KAT_GCM[u + 4]);
+ hextobin(tag, KAT_GCM[u + 5]);
+
+ br_aes_ct_ctr_init(&bc, key, key_len);
+ br_gcm_init(&gc, &bc.vtable, br_ghash_ctmul32);
+
+ memset(tmp, 0x54, sizeof tmp);
+
+ /*
+ * Basic operation.
+ */
+ memcpy(tmp, plain, plain_len);
+ br_gcm_reset(&gc, iv, iv_len);
+ br_gcm_aad_inject(&gc, aad, aad_len);
+ br_gcm_flip(&gc);
+ br_gcm_run(&gc, 1, tmp, plain_len);
+ br_gcm_get_tag(&gc, out);
+ check_equals("KAT GCM 1", tmp, cipher, plain_len);
+ check_equals("KAT GCM 2", out, tag, 16);
+
+ br_gcm_reset(&gc, iv, iv_len);
+ br_gcm_aad_inject(&gc, aad, aad_len);
+ br_gcm_flip(&gc);
+ br_gcm_run(&gc, 0, tmp, plain_len);
+ check_equals("KAT GCM 3", tmp, plain, plain_len);
+ if (!br_gcm_check_tag(&gc, tag)) {
+ fprintf(stderr, "Tag not verified (1)\n");
+ exit(EXIT_FAILURE);
+ }
+
+ for (v = plain_len; v < sizeof tmp; v ++) {
+ if (tmp[v] != 0x54) {
+ fprintf(stderr, "overflow on data\n");
+ exit(EXIT_FAILURE);
+ }
+ }
+
+ /*
+ * Byte-by-byte injection.
+ */
+ br_gcm_reset(&gc, iv, iv_len);
+ for (v = 0; v < aad_len; v ++) {
+ br_gcm_aad_inject(&gc, aad + v, 1);
+ }
+ br_gcm_flip(&gc);
+ for (v = 0; v < plain_len; v ++) {
+ br_gcm_run(&gc, 1, tmp + v, 1);
+ }
+ check_equals("KAT GCM 4", tmp, cipher, plain_len);
+ if (!br_gcm_check_tag(&gc, tag)) {
+ fprintf(stderr, "Tag not verified (2)\n");
+ exit(EXIT_FAILURE);
+ }
+
+ br_gcm_reset(&gc, iv, iv_len);
+ for (v = 0; v < aad_len; v ++) {
+ br_gcm_aad_inject(&gc, aad + v, 1);
+ }
+ br_gcm_flip(&gc);
+ for (v = 0; v < plain_len; v ++) {
+ br_gcm_run(&gc, 0, tmp + v, 1);
+ }
+ br_gcm_get_tag(&gc, out);
+ check_equals("KAT GCM 5", tmp, plain, plain_len);
+ check_equals("KAT GCM 6", out, tag, 16);
+
+ /*
+ * Check that alterations are detected.
+ */
+ for (v = 0; v < aad_len; v ++) {
+ memcpy(tmp, cipher, plain_len);
+ br_gcm_reset(&gc, iv, iv_len);
+ aad[v] ^= 0x04;
+ br_gcm_aad_inject(&gc, aad, aad_len);
+ aad[v] ^= 0x04;
+ br_gcm_flip(&gc);
+ br_gcm_run(&gc, 0, tmp, plain_len);
+ check_equals("KAT GCM 7", tmp, plain, plain_len);
+ if (br_gcm_check_tag(&gc, tag)) {
+ fprintf(stderr, "Tag should have changed\n");
+ exit(EXIT_FAILURE);
+ }
+ }
+
+ printf(".");
+ fflush(stdout);
+ }
+
+ printf(" done.\n");
+ fflush(stdout);
+}
+
static void
test_EC_inner(const char *sk, const char *sU,
const br_ec_impl *impl, int curve)
fflush(stdout);
}
+static void
+test_EC_P256_carry_inner(const br_ec_impl *impl, const char *sP, const char *sQ)
+{
+ unsigned char P[65], Q[sizeof P], k[1];
+ size_t plen, qlen;
+
+ plen = hextobin(P, sP);
+ qlen = hextobin(Q, sQ);
+ if (plen != sizeof P || qlen != sizeof P) {
+ fprintf(stderr, "KAT is incorrect\n");
+ exit(EXIT_FAILURE);
+ }
+ k[0] = 0x10;
+ if (impl->mul(P, plen, k, 1, BR_EC_secp256r1) != 1) {
+ fprintf(stderr, "P-256 multiplication failed\n");
+ exit(EXIT_FAILURE);
+ }
+ check_equals("P256_carry", P, Q, plen);
+ printf(".");
+ fflush(stdout);
+}
+
+static void
+test_EC_P256_carry(const br_ec_impl *impl)
+{
+ test_EC_P256_carry_inner(impl,
+ "0435BAA24B2B6E1B3C88E22A383BD88CC4B9A3166E7BCF94FF6591663AE066B33B821EBA1B4FC8EA609A87EB9A9C9A1CCD5C9F42FA1365306F64D7CAA718B8C978",
+ "0447752A76CA890328D34E675C4971EC629132D1FC4863EDB61219B72C4E58DC5E9D51E7B293488CFD913C3CF20E438BB65C2BA66A7D09EABB45B55E804260C5EB");
+ test_EC_P256_carry_inner(impl,
+ "04DCAE9D9CE211223602024A6933BD42F77B6BF4EAB9C8915F058C149419FADD2CC9FC0707B270A1B5362BA4D249AFC8AC3DA1EFCA8270176EEACA525B49EE19E6",
+ "048DAC7B0BE9B3206FCE8B24B6B4AEB122F2A67D13E536B390B6585CA193427E63F222388B5F51D744D6F5D47536D89EEEC89552BCB269E7828019C4410DFE980A");
+}
+
static void
test_EC_KAT(const char *name, const br_ec_impl *impl, uint32_t curve_mask)
{
"C9AFA9D845BA75166B5C215767B1D6934E50C3DB36E89B127B8A622B120F6721",
"0460FED4BA255A9D31C961EB74C6356D68C049B8923B61FA6CE669622E60F29FB67903FE1008B8BC99A41AE9E95628BC64F2F1B20C2D7E9F5177A3C294D4462299",
impl, BR_EC_secp256r1);
+ test_EC_P256_carry(impl);
}
if (curve_mask & ((uint32_t)1 << BR_EC_secp384r1)) {
test_EC_inner(
fflush(stdout);
}
+static void
+test_modpow_i31(void)
+{
+ br_hmac_drbg_context hc;
+ int k;
+
+ printf("Test ModPow/i31: ");
+
+ br_hmac_drbg_init(&hc, &br_sha256_vtable, "seed modpow", 11);
+ for (k = 10; k <= 500; k ++) {
+ size_t blen;
+ unsigned char bm[128], bx[128], bx1[128], bx2[128];
+ unsigned char be[128];
+ unsigned mask;
+ uint32_t x1[35], m1[35];
+ uint16_t x2[70], m2[70];
+ uint32_t tmp1[1000];
+ uint16_t tmp2[2000];
+
+ blen = (k + 7) >> 3;
+ br_hmac_drbg_generate(&hc, bm, blen);
+ br_hmac_drbg_generate(&hc, bx, blen);
+ br_hmac_drbg_generate(&hc, be, blen);
+ bm[blen - 1] |= 0x01;
+ mask = 0xFF >> ((int)(blen << 3) - k);
+ bm[0] &= mask;
+ bm[0] |= (mask - (mask >> 1));
+ bx[0] &= (mask >> 1);
+
+ br_i31_decode(m1, bm, blen);
+ br_i31_decode_mod(x1, bx, blen, m1);
+ br_i31_modpow_opt(x1, be, blen, m1, br_i31_ninv31(m1[1]),
+ tmp1, (sizeof tmp1) / (sizeof tmp1[0]));
+ br_i31_encode(bx1, blen, x1);
+
+ br_i15_decode(m2, bm, blen);
+ br_i15_decode_mod(x2, bx, blen, m2);
+ br_i15_modpow_opt(x2, be, blen, m2, br_i15_ninv15(m2[1]),
+ tmp2, (sizeof tmp2) / (sizeof tmp2[0]));
+ br_i15_encode(bx2, blen, x2);
+
+ check_equals("ModPow i31/i15", bx1, bx2, blen);
+
+ printf(".");
+ fflush(stdout);
+ }
+
+ printf(" done.\n");
+ fflush(stdout);
+}
+
+static void
+test_modpow_i62(void)
+{
+ br_hmac_drbg_context hc;
+ int k;
+
+ printf("Test ModPow/i62: ");
+
+ br_hmac_drbg_init(&hc, &br_sha256_vtable, "seed modpow", 11);
+ for (k = 10; k <= 500; k ++) {
+ size_t blen;
+ unsigned char bm[128], bx[128], bx1[128], bx2[128];
+ unsigned char be[128];
+ unsigned mask;
+ uint32_t x1[35], m1[35];
+ uint16_t x2[70], m2[70];
+ uint64_t tmp1[500];
+ uint16_t tmp2[2000];
+
+ blen = (k + 7) >> 3;
+ br_hmac_drbg_generate(&hc, bm, blen);
+ br_hmac_drbg_generate(&hc, bx, blen);
+ br_hmac_drbg_generate(&hc, be, blen);
+ bm[blen - 1] |= 0x01;
+ mask = 0xFF >> ((int)(blen << 3) - k);
+ bm[0] &= mask;
+ bm[0] |= (mask - (mask >> 1));
+ bx[0] &= (mask >> 1);
+
+ br_i31_decode(m1, bm, blen);
+ br_i31_decode_mod(x1, bx, blen, m1);
+ br_i62_modpow_opt(x1, be, blen, m1, br_i31_ninv31(m1[1]),
+ tmp1, (sizeof tmp1) / (sizeof tmp1[0]));
+ br_i31_encode(bx1, blen, x1);
+
+ br_i15_decode(m2, bm, blen);
+ br_i15_decode_mod(x2, bx, blen, m2);
+ br_i15_modpow_opt(x2, be, blen, m2, br_i15_ninv15(m2[1]),
+ tmp2, (sizeof tmp2) / (sizeof tmp2[0]));
+ br_i15_encode(bx2, blen, x2);
+
+ check_equals("ModPow i62/i15", bx1, bx2, blen);
+
+ printf(".");
+ fflush(stdout);
+ }
+
+ printf(" done.\n");
+ fflush(stdout);
+}
+
static int
eq_name(const char *s1, const char *s2)
{
STU(DES_tab),
STU(DES_ct),
STU(ChaCha20_ct),
+ STU(ChaCha20_sse2),
STU(Poly1305_ctmul),
STU(Poly1305_ctmul32),
+ STU(Poly1305_ctmulq),
STU(Poly1305_i15),
STU(RSA_i15),
STU(RSA_i31),
STU(RSA_i32),
+ STU(RSA_i62),
STU(GHASH_ctmul),
STU(GHASH_ctmul32),
STU(GHASH_ctmul64),
STU(GHASH_pclmul),
STU(GHASH_pwr8),
+ STU(GCM),
STU(EC_prime_i15),
STU(EC_prime_i31),
STU(EC_p256_m15),
STU(EC_c25519_m31),
STU(ECDSA_i15),
STU(ECDSA_i31),
+ STU(modpow_i31),
+ STU(modpow_i62),
{ 0, 0 }
};