forked from KolibriOS/kolibrios
36 lines
1.2 KiB
C
36 lines
1.2 KiB
C
|
/*********************************************************************
|
||
|
|
* Filename: sha1.h
|
||
|
|
* Author: Brad Conte (brad AT bradconte.com)
|
||
|
|
* Copyright:
|
||
|
|
* Disclaimer: This code is presented "as is" without any guarantees.
|
||
|
|
* Details: Defines the API for the corresponding SHA1 implementation.
|
||
|
|
*********************************************************************/
|
||
|
|
|
||
|
|
#ifndef SHA1_H
|
||
|
|
#define SHA1_H
|
||
|
|
|
||
|
|
/*************************** HEADER FILES ***************************/
|
||
|
|
#include <stddef.h>
|
||
|
|
|
||
|
|
/****************************** MACROS ******************************/
|
||
|
|
#define SHA1_BLOCK_SIZE 20 // SHA1 outputs a 20 byte digest
|
||
|
|
|
||
|
|
/**************************** DATA TYPES ****************************/
|
||
|
|
typedef unsigned char BYTE; // 8-bit byte
|
||
|
|
typedef unsigned int WORD; // 32-bit word, change to "long" for 16-bit machines
|
||
|
|
|
||
|
|
typedef struct {
|
||
|
|
BYTE data[64];
|
||
|
|
WORD datalen;
|
||
|
|
unsigned long long bitlen;
|
||
|
|
WORD state[5];
|
||
|
|
WORD k[4];
|
||
|
|
} SHA1_CTX;
|
||
|
|
|
||
|
|
/*********************** FUNCTION DECLARATIONS **********************/
|
||
|
|
void sha1_init(SHA1_CTX *ctx);
|
||
|
|
void sha1_update(SHA1_CTX *ctx, const BYTE data[], size_t len);
|
||
|
|
void sha1_final(SHA1_CTX *ctx, BYTE hash[]);
|
||
|
|
|
||
|
|
#endif // SHA1_H
|