#ifndef _INCLUDE_HMAC_H_
#define _INCLUDE_HMAC_H_
#include "sha.h"
typedef struct {
SHA *ksha;
SHA *isha;
SHA *osha;
unsigned char key[SHA_MAX_BLOCK_BITS/8];
} HMAC;
#define _HMAC_STATE HMAC *h
#define _HMAC_ALG int alg
#define _HMAC_DATA unsigned char *bitstr, unsigned long bitcnt
#define _HMAC_KEY unsigned char *key, unsigned int keylen
HMAC *hmacopen (_HMAC_ALG, _HMAC_KEY);
unsigned long hmacwrite (_HMAC_DATA, _HMAC_STATE);
void hmacfinish (_HMAC_STATE);
unsigned char *hmacdigest (_HMAC_STATE);
char *hmachex (_HMAC_STATE);
char *hmacbase64 (_HMAC_STATE);
int hmacclose (_HMAC_STATE);
#ifndef SHA_PERL_MODULE
unsigned char *hmac1digest (_HMAC_DATA, _HMAC_KEY);
char *hmac1hex (_HMAC_DATA, _HMAC_KEY);
char *hmac1base64 (_HMAC_DATA, _HMAC_KEY);
unsigned char *hmac224digest (_HMAC_DATA, _HMAC_KEY);
char *hmac224hex (_HMAC_DATA, _HMAC_KEY);
char *hmac224base64 (_HMAC_DATA, _HMAC_KEY);
unsigned char *hmac256digest (_HMAC_DATA, _HMAC_KEY);
char *hmac256hex (_HMAC_DATA, _HMAC_KEY);
char *hmac256base64 (_HMAC_DATA, _HMAC_KEY);
unsigned char *hmac384digest (_HMAC_DATA, _HMAC_KEY);
char *hmac384hex (_HMAC_DATA, _HMAC_KEY);
char *hmac384base64 (_HMAC_DATA, _HMAC_KEY);
unsigned char *hmac512digest (_HMAC_DATA, _HMAC_KEY);
char *hmac512hex (_HMAC_DATA, _HMAC_KEY);
char *hmac512base64 (_HMAC_DATA, _HMAC_KEY);
#endif
#endif