sha3.h

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/* include guard */
#ifndef CRYPTO_SHA3_H
#define CRYPTO_SHA3_H
 
 
#include "utildev.h"
 
#define SHA3LEN224      28 
#define SHA3LEN256      32 
#define SHA3LEN384      48 
#define SHA3LEN512      64 
#define KECCAKLEN224    28 
#define KECCAKLEN256    32 
#define KECCAKLEN384    48 
#define KECCAKLEN512    64 
#define KECCAKFROUNDS   24
 
typedef struct {
   union {
      uint8_t b[200];   
      uint64_t q[25];   
   } st;                
   uint32_t outlen;     
   uint32_t rsiz;       
   uint32_t pt;         
} SHA3_KECCAK_CTX;
 
/* C/C++ compatible function prototypes */
#ifdef __cplusplus
extern "C" {
#endif
 
void sha3_init(SHA3_KECCAK_CTX *ctx, int outlen);
void sha3_update(SHA3_KECCAK_CTX *ctx, const void *in, size_t inlen);
void sha3_final(SHA3_KECCAK_CTX *ctx, void *out);
void sha3(const void *in, size_t inlen, void *out, int outlen);
void keccak_init(SHA3_KECCAK_CTX *ctx, int outlen);
void keccak_update(SHA3_KECCAK_CTX *ctx, const void *in, size_t inlen);
void keccak_final(SHA3_KECCAK_CTX *ctx, void *out);
void keccak(const void *in, size_t inlen, void *out, int outlen);
 
/* CUDA testing functions */
#ifdef CUDA
   void test_kcu_sha3(const void *in, size_t *inlen, size_t max_inlen,
      void *out, int outlen, int num);
   void test_kcu_keccak(const void *in, size_t *inlen, size_t max_inlen,
      void *out, int outlen, int num);
#endif
 
/* end extern "C" {} for C++ */
#ifdef __cplusplus
}
#endif
 
/* end include guard */
#endif