aboutsummaryrefslogtreecommitdiff
path: root/src/lib/crypto/nss/sha1/shs.h
blob: 9e0301823092a7d81a230b86e197a64721f1773d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
#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 {
    void *nss_ctxt;
    unsigned char   digestBuf[SHS_DIGESTSIZE]; /* output */
    unsigned int    digestLen; /* output */
} 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 */