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/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
#ifndef _SHS_DEFINED
#include "k5-int.h"
#define _SHS_DEFINED
/* Some useful types */
typedef krb5_octet SHS_BYTE;
typedef krb5_ui_4 SHS_LONG;
/* Define the following to use the updated SHS implementation */
#define NEW_SHS /**/
/* The SHS block size and message digest sizes, in bytes */
#define SHS_DATASIZE 64
#define SHS_DIGESTSIZE 20
/* The structure for storing SHS info */
typedef struct {
SHS_LONG digest[ 5 ]; /* Message digest */
SHS_LONG countLo, countHi; /* 64-bit bit count */
SHS_LONG data[ 16 ]; /* SHS data buffer */
} SHS_INFO;
/* Message digest functions (shs.c) */
void shsInit(SHS_INFO *shsInfo);
void shsUpdate(SHS_INFO *shsInfo, const SHS_BYTE *buffer, unsigned int count);
void shsFinal(SHS_INFO *shsInfo);
/* Keyed Message digest functions (hmac_sha.c) */
krb5_error_code hmac_sha(krb5_octet *text,
int text_len,
krb5_octet *key,
int key_len,
krb5_octet *digest);
#define NIST_SHA_CKSUM_LENGTH SHS_DIGESTSIZE
#define HMAC_SHA_CKSUM_LENGTH SHS_DIGESTSIZE
#endif /* _SHS_DEFINED */
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