sha512.h

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#ifndef POLARSSL_SHA512_H
#define POLARSSL_SHA512_H
 
#if !defined(POLARSSL_CONFIG_FILE)
#include "config.h"
#else
#include POLARSSL_CONFIG_FILE
#endif
 
#include <string.h>
 
#if defined(_MSC_VER) || defined(__WATCOMC__)
  #define UL64(x) x##ui64
  typedef unsigned __int64 uint64_t;
#else
  #include <inttypes.h>
  #define UL64(x) x##ULL
#endif
 
#define POLARSSL_ERR_SHA512_FILE_IO_ERROR              -0x007A  
#if !defined(POLARSSL_SHA512_ALT)
// Regular implementation
//
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef struct
{
    uint64_t total[2];          
    uint64_t state[8];          
    unsigned char buffer[128];  
    unsigned char ipad[128];    
    unsigned char opad[128];    
    int is384;                  
}
sha512_context;
 
void sha512_init( sha512_context *ctx );
 
void sha512_free( sha512_context *ctx );
 
void sha512_starts( sha512_context *ctx, int is384 );
 
void sha512_update( sha512_context *ctx, const unsigned char *input,
                    size_t ilen );
 
void sha512_finish( sha512_context *ctx, unsigned char output[64] );
 
#ifdef __cplusplus
}
#endif
 
#else  /* POLARSSL_SHA512_ALT */
#include "sha512_alt.h"
#endif /* POLARSSL_SHA512_ALT */
 
#ifdef __cplusplus
extern "C" {
#endif
 
void sha512( const unsigned char *input, size_t ilen,
             unsigned char output[64], int is384 );
 
int sha512_file( const char *path, unsigned char output[64], int is384 );
 
void sha512_hmac_starts( sha512_context *ctx, const unsigned char *key,
                         size_t keylen, int is384 );
 
void sha512_hmac_update( sha512_context *ctx, const unsigned char *input,
                         size_t ilen );
 
void sha512_hmac_finish( sha512_context *ctx, unsigned char output[64] );
 
void sha512_hmac_reset( sha512_context *ctx );
 
void sha512_hmac( const unsigned char *key, size_t keylen,
                const unsigned char *input, size_t ilen,
                unsigned char output[64], int is384 );
 
int sha512_self_test( int verbose );
 
/* Internal use */
void sha512_process( sha512_context *ctx, const unsigned char data[128] );
 
#ifdef __cplusplus
}
#endif
 
#endif /* sha512.h */