Update SM4 AES-NI implementation

2026-05-06 16:36:16 +08:00 · 2024-05-24 21:38:14 +08:00
parent 4076a30fa2
commit cde0065241
2 changed files with 348 additions and 142 deletions
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -28,6 +28,7 @@ option(ENABLE_GMUL_ARM64 "Enable GF(2^128) Multiplication AArch64 assembly" OFF)


 option(ENABLE_SM4_AVX2 "Enable SM4 AVX2 8x implementation" OFF)
+option(ENABLE_SM4_AESNI "Enable SM4 AES-NI (4x) implementation" OFF)
 option(ENABLE_SM2_AMD64 "Enable SM2_Z256 X86_64 assembly" OFF)


@@ -319,6 +320,14 @@ if (ENABLE_SM4_AVX2)
 	set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -march=native")
 endif()

+if (ENABLE_SM4_AESNI)
+	message(STATUS "ENABLE_SM4_AESNI is ON")
+	list(FIND src src/sm4.c sm4_index)
+	list(REMOVE_AT src ${sm4_index})
+	list(INSERT src ${sm4_index} src/sm4_aesni.c)
+	set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -march=native")
+endif()
+



--- a/src/sm4_aesni.c
+++ b/src/sm4_aesni.c
@@ -36,9 +36,157 @@ SOFTWARE.
 #include <gmssl/mem.h>
 #include <gmssl/sm4.h>
 #include <gmssl/error.h>
+#include <gmssl/endian.h>


-static void sm4_aesni_avx_encrypt(const uint32_t rk[32], const uint8_t in[16 * 4], uint8_t out[16 * 4])
+static uint32_t FK[4] = {
+	0xa3b1bac6, 0x56aa3350, 0x677d9197, 0xb27022dc,
+};
+
+static uint32_t CK[32] = {
+	0x00070e15, 0x1c232a31, 0x383f464d, 0x545b6269,
+	0x70777e85, 0x8c939aa1, 0xa8afb6bd, 0xc4cbd2d9,
+	0xe0e7eef5, 0xfc030a11, 0x181f262d, 0x343b4249,
+	0x50575e65, 0x6c737a81, 0x888f969d, 0xa4abb2b9,
+	0xc0c7ced5, 0xdce3eaf1, 0xf8ff060d, 0x141b2229,
+	0x30373e45, 0x4c535a61, 0x686f767d, 0x848b9299,
+	0xa0a7aeb5, 0xbcc3cad1, 0xd8dfe6ed, 0xf4fb0209,
+	0x10171e25, 0x2c333a41, 0x484f565d, 0x646b7279,
+};
+
+const uint8_t S[256] = {
+	0xd6, 0x90, 0xe9, 0xfe, 0xcc, 0xe1, 0x3d, 0xb7,
+	0x16, 0xb6, 0x14, 0xc2, 0x28, 0xfb, 0x2c, 0x05,
+	0x2b, 0x67, 0x9a, 0x76, 0x2a, 0xbe, 0x04, 0xc3,
+	0xaa, 0x44, 0x13, 0x26, 0x49, 0x86, 0x06, 0x99,
+	0x9c, 0x42, 0x50, 0xf4, 0x91, 0xef, 0x98, 0x7a,
+	0x33, 0x54, 0x0b, 0x43, 0xed, 0xcf, 0xac, 0x62,
+	0xe4, 0xb3, 0x1c, 0xa9, 0xc9, 0x08, 0xe8, 0x95,
+	0x80, 0xdf, 0x94, 0xfa, 0x75, 0x8f, 0x3f, 0xa6,
+	0x47, 0x07, 0xa7, 0xfc, 0xf3, 0x73, 0x17, 0xba,
+	0x83, 0x59, 0x3c, 0x19, 0xe6, 0x85, 0x4f, 0xa8,
+	0x68, 0x6b, 0x81, 0xb2, 0x71, 0x64, 0xda, 0x8b,
+	0xf8, 0xeb, 0x0f, 0x4b, 0x70, 0x56, 0x9d, 0x35,
+	0x1e, 0x24, 0x0e, 0x5e, 0x63, 0x58, 0xd1, 0xa2,
+	0x25, 0x22, 0x7c, 0x3b, 0x01, 0x21, 0x78, 0x87,
+	0xd4, 0x00, 0x46, 0x57, 0x9f, 0xd3, 0x27, 0x52,
+	0x4c, 0x36, 0x02, 0xe7, 0xa0, 0xc4, 0xc8, 0x9e,
+	0xea, 0xbf, 0x8a, 0xd2, 0x40, 0xc7, 0x38, 0xb5,
+	0xa3, 0xf7, 0xf2, 0xce, 0xf9, 0x61, 0x15, 0xa1,
+	0xe0, 0xae, 0x5d, 0xa4, 0x9b, 0x34, 0x1a, 0x55,
+	0xad, 0x93, 0x32, 0x30, 0xf5, 0x8c, 0xb1, 0xe3,
+	0x1d, 0xf6, 0xe2, 0x2e, 0x82, 0x66, 0xca, 0x60,
+	0xc0, 0x29, 0x23, 0xab, 0x0d, 0x53, 0x4e, 0x6f,
+	0xd5, 0xdb, 0x37, 0x45, 0xde, 0xfd, 0x8e, 0x2f,
+	0x03, 0xff, 0x6a, 0x72, 0x6d, 0x6c, 0x5b, 0x51,
+	0x8d, 0x1b, 0xaf, 0x92, 0xbb, 0xdd, 0xbc, 0x7f,
+	0x11, 0xd9, 0x5c, 0x41, 0x1f, 0x10, 0x5a, 0xd8,
+	0x0a, 0xc1, 0x31, 0x88, 0xa5, 0xcd, 0x7b, 0xbd,
+	0x2d, 0x74, 0xd0, 0x12, 0xb8, 0xe5, 0xb4, 0xb0,
+	0x89, 0x69, 0x97, 0x4a, 0x0c, 0x96, 0x77, 0x7e,
+	0x65, 0xb9, 0xf1, 0x09, 0xc5, 0x6e, 0xc6, 0x84,
+	0x18, 0xf0, 0x7d, 0xec, 0x3a, 0xdc, 0x4d, 0x20,
+	0x79, 0xee, 0x5f, 0x3e, 0xd7, 0xcb, 0x39, 0x48,
+};
+
+#define L32(X)					\
+	((X) ^					\
+	ROL32((X),  2) ^			\
+	ROL32((X), 10) ^			\
+	ROL32((X), 18) ^			\
+	ROL32((X), 24))
+
+#define L32_(X)					\
+	((X) ^ 					\
+	ROL32((X), 13) ^			\
+	ROL32((X), 23))
+
+#define S32(A)					\
+	((S[((A) >> 24)       ] << 24) |	\
+	 (S[((A) >> 16) & 0xff] << 16) |	\
+	 (S[((A) >>  8) & 0xff] <<  8) |	\
+	 (S[((A))       & 0xff]))
+
+
+void sm4_set_encrypt_key(SM4_KEY *key, const uint8_t user_key[16])
+{
+	uint32_t X0, X1, X2, X3, X4;
+	int i;
+
+	X0 = GETU32(user_key     ) ^ FK[0];
+	X1 = GETU32(user_key  + 4) ^ FK[1];
+	X2 = GETU32(user_key  + 8) ^ FK[2];
+	X3 = GETU32(user_key + 12) ^ FK[3];
+
+	for (i = 0; i < 32; i++) {
+
+		X4 = X1 ^ X2 ^ X3 ^ CK[i];
+		X4 = S32(X4);
+		X4 = X0 ^ L32_(X4);
+
+		key->rk[i] = X4;
+
+		X0 = X1;
+		X1 = X2;
+		X2 = X3;
+		X3 = X4;
+	}
+}
+
+void sm4_set_decrypt_key(SM4_KEY *key, const uint8_t user_key[16])
+{
+	uint32_t X0, X1, X2, X3, X4;
+	int i;
+
+	X0 = GETU32(user_key     ) ^ FK[0];
+	X1 = GETU32(user_key  + 4) ^ FK[1];
+	X2 = GETU32(user_key  + 8) ^ FK[2];
+	X3 = GETU32(user_key + 12) ^ FK[3];
+
+	for (i = 0; i < 32; i++) {
+
+		X4 = X1 ^ X2 ^ X3 ^ CK[i];
+		X4 = S32(X4);
+		X4 = X0 ^ L32_(X4);
+
+		key->rk[31 - i] = X4;
+
+		X0 = X1;
+		X1 = X2;
+		X2 = X3;
+		X3 = X4;
+	}
+}
+
+void sm4_encrypt(const SM4_KEY *key, const uint8_t in[16], uint8_t out[16])
+{
+	uint32_t X0, X1, X2, X3, X4;
+	int i;
+
+	X0 = GETU32(in     );
+	X1 = GETU32(in +  4);
+	X2 = GETU32(in +  8);
+	X3 = GETU32(in + 12);
+
+	for (i = 0; i < 32; i++) {
+
+		X4 = X1 ^ X2 ^ X3 ^ key->rk[i];
+		X4 = S32(X4);
+		X4 = X0 ^ L32(X4);
+
+		X0 = X1;
+		X1 = X2;
+		X2 = X3;
+		X3 = X4;
+	}
+
+	PUTU32(out     , X3);
+	PUTU32(out +  4, X2);
+	PUTU32(out +  8, X1);
+	PUTU32(out + 12, X0);
+}
+
+void sm4_encrypt_blocks(const SM4_KEY *key, const uint8_t *in, size_t nblocks, uint8_t *out)
 {
 	// nibble mask
 	const __m128i c0f __attribute__((aligned(0x10))) = {
@@ -77,78 +225,129 @@ static void sm4_aesni_avx_encrypt(const uint32_t rk[32], const uint8_t in[16 * 4
 	uint32_t k, *p32, v[4] __attribute__((aligned(0x10)));
 	int i;

-	cp32 = (const uint32_t *)in;
-	t0 = _mm_set_epi32(cp32[12], cp32[ 8], cp32[ 4], cp32[ 0]);
-	t0 = _mm_shuffle_epi8(t0, flp);
-	t1 = _mm_set_epi32(cp32[13], cp32[ 9], cp32[ 5], cp32[ 1]);
-	t1 = _mm_shuffle_epi8(t1, flp);
-	t2 = _mm_set_epi32(cp32[14], cp32[10], cp32[ 6], cp32[ 2]);
-	t2 = _mm_shuffle_epi8(t2, flp);
-	t3 = _mm_set_epi32(cp32[15], cp32[11], cp32[ 7], cp32[ 3]);
-	t3 = _mm_shuffle_epi8(t3, flp);

-	for (i = 0; i < 32; i++) {
+	while (nblocks >= 4) {

-		k = rk[i];
-		x = t1 ^ t2 ^ t3 ^ _mm_set_epi32(k, k, k, k);
+		cp32 = (const uint32_t *)in;
+		t0 = _mm_set_epi32(cp32[12], cp32[ 8], cp32[ 4], cp32[ 0]);
+		t0 = _mm_shuffle_epi8(t0, flp);
+		t1 = _mm_set_epi32(cp32[13], cp32[ 9], cp32[ 5], cp32[ 1]);
+		t1 = _mm_shuffle_epi8(t1, flp);
+		t2 = _mm_set_epi32(cp32[14], cp32[10], cp32[ 6], cp32[ 2]);
+		t2 = _mm_shuffle_epi8(t2, flp);
+		t3 = _mm_set_epi32(cp32[15], cp32[11], cp32[ 7], cp32[ 3]);
+		t3 = _mm_shuffle_epi8(t3, flp);

-		y = _mm_and_si128(x, c0f); // inner affine
-		y = _mm_shuffle_epi8(m1l, y);
-		x = _mm_srli_epi64(x, 4);
-		x = _mm_and_si128(x, c0f);
-		x = _mm_shuffle_epi8(m1h, x) ^ y;
+		for (i = 0; i < 32; i++) {

-		x = _mm_shuffle_epi8(x, shr); // inverse MixColumns
-		x = _mm_aesenclast_si128(x, c0f); // AESNI instruction
+			k = key->rk[i];
+			x = t1 ^ t2 ^ t3 ^ _mm_set_epi32(k, k, k, k);

-		y = _mm_andnot_si128(x, c0f); // outer affine
-		y = _mm_shuffle_epi8(m2l, y);
-		x = _mm_srli_epi64(x, 4);
-		x = _mm_and_si128(x, c0f);
-		x = _mm_shuffle_epi8(m2h, x) ^ y;
+			y = _mm_and_si128(x, c0f); // inner affine
+			y = _mm_shuffle_epi8(m1l, y);
+			x = _mm_srli_epi64(x, 4);
+			x = _mm_and_si128(x, c0f);
+			x = _mm_shuffle_epi8(m1h, x) ^ y;

-		// 4 parallel L1 linear transforms
-		y = x ^ _mm_shuffle_epi8(x, r08) ^ _mm_shuffle_epi8(x, r16);
-		y = _mm_slli_epi32(y, 2) ^ _mm_srli_epi32(y, 30);
-		x = x ^ y ^ _mm_shuffle_epi8(x, r24);
+			x = _mm_shuffle_epi8(x, shr); // inverse MixColumns
+			x = _mm_aesenclast_si128(x, c0f); // AESNI instruction

-		// rotate registers
-		x ^= t0;
-		t0 = t1;
-		t1 = t2;
-		t2 = t3;
-		t3 = x;
+			y = _mm_andnot_si128(x, c0f); // outer affine
+			y = _mm_shuffle_epi8(m2l, y);
+			x = _mm_srli_epi64(x, 4);
+			x = _mm_and_si128(x, c0f);
+			x = _mm_shuffle_epi8(m2h, x) ^ y;
+
+			// 4 parallel L1 linear transforms
+			y = x ^ _mm_shuffle_epi8(x, r08) ^ _mm_shuffle_epi8(x, r16);
+			y = _mm_slli_epi32(y, 2) ^ _mm_srli_epi32(y, 30);
+			x = x ^ y ^ _mm_shuffle_epi8(x, r24);
+
+			// rotate registers
+			x ^= t0;
+			t0 = t1;
+			t1 = t2;
+			t2 = t3;
+			t3 = x;
+		}
+
+		p32 = (uint32_t *)out;
+
+		_mm_store_si128((__m128i *) v, _mm_shuffle_epi8(t3, flp));
+		p32[ 0] = v[0];
+		p32[ 4] = v[1];
+		p32[ 8] = v[2];
+		p32[12] = v[3];
+
+		_mm_store_si128((__m128i *) v, _mm_shuffle_epi8(t2, flp));
+		p32[ 1] = v[0];
+		p32[ 5] = v[1];
+		p32[ 9] = v[2];
+		p32[13] = v[3];
+
+		_mm_store_si128((__m128i *) v, _mm_shuffle_epi8(t1, flp));
+		p32[ 2] = v[0];
+		p32[ 6] = v[1];
+		p32[10] = v[2];
+		p32[14] = v[3];
+
+		_mm_store_si128((__m128i *) v, _mm_shuffle_epi8(t0, flp));
+		p32[ 3] = v[0];
+		p32[ 7] = v[1];
+		p32[11] = v[2];
+		p32[15] = v[3];
+
+		in += 16 * 4;
+		out += 16 * 4;
+		nblocks -= 4;
 	}

-	p32 = (uint32_t *)out;
-
-	_mm_store_si128((__m128i *) v, _mm_shuffle_epi8(t3, flp));
-	p32[ 0] = v[0];
-	p32[ 4] = v[1];
-	p32[ 8] = v[2];
-	p32[12] = v[3];
-
-	_mm_store_si128((__m128i *) v, _mm_shuffle_epi8(t2, flp));
-	p32[ 1] = v[0];
-	p32[ 5] = v[1];
-	p32[ 9] = v[2];
-	p32[13] = v[3];
-
-	_mm_store_si128((__m128i *) v, _mm_shuffle_epi8(t1, flp));
-	p32[ 2] = v[0];
-	p32[ 6] = v[1];
-	p32[10] = v[2];
-	p32[14] = v[3];
-
-	_mm_store_si128((__m128i *) v, _mm_shuffle_epi8(t0, flp));
-	p32[ 3] = v[0];
-	p32[ 7] = v[1];
-	p32[11] = v[2];
-	p32[15] = v[3];
+	while (nblocks--) {
+		sm4_encrypt(key, in, out);
+		in += 16;
+		out += 16;
+	}
 }

-static void ctr_incr(uint8_t a[16])
+void sm4_cbc_encrypt_blocks(const SM4_KEY *key, uint8_t iv[16],
+	const uint8_t *in, size_t nblocks, uint8_t *out)
 {
+	const uint8_t *piv = iv;
+
+	while (nblocks--) {
+		size_t i;
+		for (i = 0; i < 16; i++) {
+			out[i] = in[i] ^ piv[i];
+		}
+		sm4_encrypt(key, out, out);
+		piv = out;
+		in += 16;
+		out += 16;
+	}
+
+	memcpy(iv, piv, 16);
+}
+
+void sm4_cbc_decrypt_blocks(const SM4_KEY *key, uint8_t iv[16],
+	const uint8_t *in, size_t nblocks, uint8_t *out)
+{
+	const uint8_t *piv = iv;
+
+	while (nblocks--) {
+		size_t i;
+		sm4_encrypt(key, in, out);
+		for (i = 0; i < 16; i++) {
+			out[i] ^= piv[i];
+		}
+		piv = in;
+		in += 16;
+		out += 16;
+	}
+
+	memcpy(iv, piv, 16);
+}
+
+static void ctr_incr(uint8_t a[16]) {
 	int i;
 	for (i = 15; i >= 0; i--) {
 		a[i]++;
@@ -156,95 +355,93 @@ static void ctr_incr(uint8_t a[16])
 	}
 }

-void sm4_ctr_encrypt(const SM4_KEY *key, uint8_t ctr[16], const uint8_t *in, size_t inlen, uint8_t *out)
+void sm4_ctr_encrypt_blocks(const SM4_KEY *key, uint8_t ctr[16], const uint8_t *in, size_t nblocks, uint8_t *out)
 {
-	uint8_t blocks[64];
-	size_t len, i;
+	uint8_t block[16];
+	int i;

-	while (inlen >= 64) {
-		memcpy(blocks, ctr, 16); ctr_incr(ctr);
-		memcpy(blocks + 16, ctr, 16); ctr_incr(ctr);
-		memcpy(blocks + 32, ctr, 16); ctr_incr(ctr);
-		memcpy(blocks + 48, ctr, 16); ctr_incr(ctr);
-		sm4_aesni_avx_encrypt(key->rk, blocks, blocks);
-		gmssl_memxor(out, in, blocks, 64);
-		in += 64;
-		out += 64;
-		inlen -= 64;
-	}
-
-	while (inlen) {
-		len = inlen < 16 ? inlen : 16;
-		sm4_encrypt(key, ctr, blocks);
-		gmssl_memxor(out, in, blocks, len);
+	while (nblocks--) {
+		sm4_encrypt(key, ctr, block);
 		ctr_incr(ctr);
-		in += len;
-		out += len;
-		inlen -= len;
-	}
-
-	memset(blocks, 0, sizeof(blocks));
-}
-
-int sm4_ctr_encrypt_init(SM4_CTR_CTX *ctx,
-	const uint8_t key[SM4_BLOCK_SIZE], const uint8_t ctr[SM4_BLOCK_SIZE])
-{
-	sm4_set_encrypt_key(&ctx->sm4_key, key);
-	memcpy(ctx->ctr, ctr, SM4_BLOCK_SIZE);
-	memset(ctx->block, 0, SM4_BLOCK_SIZE);
-	ctx->block_nbytes = 0;
-	return 1;
-}
-
-int sm4_ctr_encrypt_update(SM4_CTR_CTX *ctx,
-	const uint8_t *in, size_t inlen, uint8_t *out, size_t *outlen)
-{
-	size_t left;
-	size_t nblocks;
-	size_t len;
-
-	if (ctx->block_nbytes >= SM4_BLOCK_SIZE) {
-		error_print();
-		return -1;
-	}
-	*outlen = 0;
-	if (ctx->block_nbytes) {
-		left = SM4_BLOCK_SIZE - ctx->block_nbytes;
-		if (inlen < left) {
-			memcpy(ctx->block + ctx->block_nbytes, in, inlen);
-			ctx->block_nbytes += inlen;
-			return 1;
+		for (i = 0; i < 16; i++) {
+			out[i] = in[i] ^ block[i];
 		}
-		memcpy(ctx->block + ctx->block_nbytes, in, left);
-		sm4_ctr_encrypt(&ctx->sm4_key, ctx->ctr, ctx->block, SM4_BLOCK_SIZE, out);
-		in += left;
-		inlen -= left;
-		out += SM4_BLOCK_SIZE;
-		*outlen += SM4_BLOCK_SIZE;
+		in += 16;
+		out += 16;
 	}
-	if (inlen >= SM4_BLOCK_SIZE) {
-		nblocks = inlen / SM4_BLOCK_SIZE;
-		len = nblocks * SM4_BLOCK_SIZE;
-		sm4_ctr_encrypt(&ctx->sm4_key, ctx->ctr, in, len, out);
-		in += len;
-		inlen -= len;
-		out += len;
-		*outlen += len;
-	}
-	if (inlen) {
-		memcpy(ctx->block, in, inlen);
-	}
-	ctx->block_nbytes = inlen;
-	return 1;
 }

-int sm4_ctr_encrypt_finish(SM4_CTR_CTX *ctx, uint8_t *out, size_t *outlen)
+// inc32() in nist-sp800-38d
+static void ctr32_incr(uint8_t a[16]) {
+	int i;
+	for (i = 15; i >= 12; i--) {
+		a[i]++;
+		if (a[i]) break;
+	}
+}
+
+void sm4_ctr32_encrypt_blocks(const SM4_KEY *key, uint8_t ctr[16], const uint8_t *in, size_t nblocks, uint8_t *out)
 {
-	if (ctx->block_nbytes >= SM4_BLOCK_SIZE) {
-		error_print();
+	uint8_t block[16];
+	int i;
+
+	while (nblocks--) {
+		sm4_encrypt(key, ctr, block);
+		ctr32_incr(ctr);
+		for (i = 0; i < 16; i++) {
+			out[i] = in[i] ^ block[i];
+		}
+		in += 16;
+		out += 16;
+	}
+}
+
+/*
+int main(void)
+{
+	const uint32_t rk[32] = {
+		0xf12186f9, 0x41662b61, 0x5a6ab19a, 0x7ba92077,
+		0x367360f4, 0x776a0c61, 0xb6bb89b3, 0x24763151,
+		0xa520307c, 0xb7584dbd, 0xc30753ed, 0x7ee55b57,
+		0x6988608c, 0x30d895b7, 0x44ba14af, 0x104495a1,
+		0xd120b428, 0x73b55fa3, 0xcc874966, 0x92244439,
+		0xe89e641f, 0x98ca015a, 0xc7159060, 0x99e1fd2e,
+		0xb79bd80c, 0x1d2115b0, 0x0e228aeb, 0xf1780c81,
+		0x428d3654, 0x62293496, 0x01cf72e5, 0x9124a012,
+	};
+	const uint8_t plaintext[16 * 4] = {
+		0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
+		0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
+		0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
+		0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
+		0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
+		0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
+		0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
+		0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
+	};
+	const uint8_t ciphertext[16 * 4] = {
+		0x68, 0x1e, 0xdf, 0x34, 0xd2, 0x06, 0x96, 0x5e,
+		0x86, 0xb3, 0xe9, 0x4f, 0x53, 0x6e, 0x42, 0x46,
+		0x68, 0x1e, 0xdf, 0x34, 0xd2, 0x06, 0x96, 0x5e,
+		0x86, 0xb3, 0xe9, 0x4f, 0x53, 0x6e, 0x42, 0x46,
+		0x68, 0x1e, 0xdf, 0x34, 0xd2, 0x06, 0x96, 0x5e,
+		0x86, 0xb3, 0xe9, 0x4f, 0x53, 0x6e, 0x42, 0x46,
+		0x68, 0x1e, 0xdf, 0x34, 0xd2, 0x06, 0x96, 0x5e,
+		0x86, 0xb3, 0xe9, 0x4f, 0x53, 0x6e, 0x42, 0x46,
+	};
+
+	unsigned char buf[16 * 4];
+	int i;
+
+	sm4_aesni_avx_encrypt(rk, plaintext, buf);
+
+	if (memcmp(buf, ciphertext, 16 * 4) != 0) {
+		fprintf(stderr, "error\n");
 		return -1;
 	}
-	sm4_ctr_encrypt(&ctx->sm4_key, ctx->ctr, ctx->block, ctx->block_nbytes, out);
-	*outlen = ctx->block_nbytes;
-	return 1;
+	printf("ok\n");
+
+	return 0;
 }
+*/
+