Init commit of gmssl-v3

include/gmssl/sha3.h

@@ -0,0 +1,130 @@
+/*
+ * Copyright (c) 2014 - 2020 The GmSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the GmSSL Project.
+ *    (http://gmssl.org/)"
+ *
+ * 4. The name "GmSSL Project" must not be used to endorse or promote
+ *    products derived from this software without prior written
+ *    permission. For written permission, please contact
+ *    guanzhi1980@gmail.com.
+ *
+ * 5. Products derived from this software may not be called "GmSSL"
+ *    nor may "GmSSL" appear in their names without prior written
+ *    permission of the GmSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the GmSSL Project
+ *    (http://gmssl.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE GmSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE GmSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+
+#ifndef GMSSL_SHA3_H
+#define GMSSL_SHA3_H
+
+
+#include <string.h>
+#include <stdint.h>
+#include <sys/types.h>
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+#define SHA3_KECCAK_P_SIZE (1600/8)
+
+#define SHA3_224_DIGEST_SIZE (224/8)
+#define SHA3_256_DIGEST_SIZE (256/8)
+#define SHA3_384_DIGEST_SIZE (384/8)
+#define SHA3_512_DIGEST_SIZE (512/8)
+
+#define SHA3_224_CAPACITY (SHA3_224_DIGEST_SIZE * 2)
+#define SHA3_256_CAPACITY (SHA3_256_DIGEST_SIZE * 2)
+#define SHA3_384_CAPACITY (SHA3_384_DIGEST_SIZE * 2)
+#define SHA3_512_CAPACITY (SHA3_512_DIGEST_SIZE * 2)
+
+#define SHA3_224_BLOCK_SIZE (SHA3_KECCAK_P_SIZE - SHA3_224_CAPACITY) // 144
+#define SHA3_256_BLOCK_SIZE (SHA3_KECCAK_P_SIZE - SHA3_224_CAPACITY) // 136
+#define SHA3_384_BLOCK_SIZE (SHA3_KECCAK_P_SIZE - SHA3_224_CAPACITY) // 104
+#define SHA3_512_BLOCK_SIZE (SHA3_KECCAK_P_SIZE - SHA3_224_CAPACITY) // 72
+
+
+typedef struct {
+	uint64_t A[5][5];
+	uint8_t buf[SHA3_224_BLOCK_SIZE];
+	int num;
+} SHA3_224_CTX;
+
+void sha3_224_init(SHA3_224_CTX *ctx);
+void sha3_224_update(SHA3_224_CTX *ctx, const uint8_t *data, size_t datalen);
+void sha3_224_finish(SHA3_224_CTX *ctx, uint8_t dgst[SHA3_224_DIGEST_SIZE]);
+
+typedef struct {
+	uint64_t A[5][5];
+	uint8_t buf[SHA3_256_BLOCK_SIZE];
+	int num;
+} SHA3_256_CTX;
+
+void sha3_256_init(SHA3_256_CTX *ctx);
+void sha3_256_update(SHA3_256_CTX *ctx, const uint8_t *data, size_t datalen);
+void sha3_256_finish(SHA3_256_CTX *ctx, uint8_t dgst[SHA3_256_DIGEST_SIZE]);
+
+typedef struct {
+	uint64_t A[5][5];
+	uint8_t buf[SHA3_384_BLOCK_SIZE];
+	int num;
+} SHA3_384_CTX;
+
+void sha3_384_init(SHA3_384_CTX *ctx);
+void sha3_384_update(SHA3_384_CTX *ctx, const uint8_t *data, size_t datalen);
+void sha3_384_finish(SHA3_384_CTX *ctx, uint8_t dgst[SHA3_384_DIGEST_SIZE]);
+
+typedef struct {
+	uint64_t A[5][5];
+	uint8_t buf[SHA3_512_BLOCK_SIZE];
+	int num;
+} SHA3_512_CTX;
+
+void sha3_512_init(SHA3_512_CTX *ctx);
+void sha3_512_update(SHA3_512_CTX *ctx, const uint8_t *data, size_t datalen);
+void sha3_512_finish(SHA3_512_CTX *ctx, uint8_t dgst[SHA3_512_DIGEST_SIZE]);
+
+void sha3_shake128(const uint8_t *in, size_t *inlen, size_t outlen, uint8_t *out);
+void sha3_shake256(const uint8_t *in, size_t *inlen, size_t outlen, uint8_t *out);
+void sha3_keccak_p(uint8_t state[SHA3_KECCAK_P_SIZE]);
+
+
+#ifdef __cplusplus
+}
+#endif
+#endif