p7zip-rar/C/Blake2.h
2017-10-11 12:40:22 +02:00

49 lines
986 B
C

/* Blake2.h -- BLAKE2 Hash
2015-06-30 : Igor Pavlov : Public domain
2015 : Samuel Neves : Public domain */
#ifndef __BLAKE2_H
#define __BLAKE2_H
#include "7zTypes.h"
EXTERN_C_BEGIN
#define BLAKE2S_BLOCK_SIZE 64
#define BLAKE2S_DIGEST_SIZE 32
#define BLAKE2SP_PARALLEL_DEGREE 8
typedef struct
{
UInt32 h[8];
UInt32 t[2];
UInt32 f[2];
Byte buf[BLAKE2S_BLOCK_SIZE];
UInt32 bufPos;
UInt32 lastNode_f1;
UInt32 dummy[2]; /* for sizeof(CBlake2s) alignment */
} CBlake2s;
/* You need to xor CBlake2s::h[i] with input parameter block after Blake2s_Init0() */
/*
void Blake2s_Init0(CBlake2s *p);
void Blake2s_Update(CBlake2s *p, const Byte *data, size_t size);
void Blake2s_Final(CBlake2s *p, Byte *digest);
*/
typedef struct
{
CBlake2s S[BLAKE2SP_PARALLEL_DEGREE];
unsigned bufPos;
} CBlake2sp;
void Blake2sp_Init(CBlake2sp *p);
void Blake2sp_Update(CBlake2sp *p, const Byte *data, size_t size);
void Blake2sp_Final(CBlake2sp *p, Byte *digest);
EXTERN_C_END
#endif