1 /*        $NetBSD: md2.h,v 1.9 2024/01/19 18:40:35 christos Exp $     */
2 
3 #ifndef _MD2_H_
4 #define _MD2_H_
5 
6 #include <sys/cdefs.h>
7 #include <sys/types.h>
8 
9 #define   MD2_DIGEST_LENGTH             16
10 #define   MD2_DIGEST_STRING_LENGTH      33
11 #define   MD2_BLOCK_LENGTH              16
12 
13 /* MD2 context. */
14 typedef struct MD2Context {
15           uint32_t i;
16           unsigned char C[16];                    /* checksum */
17           unsigned char X[48];                    /* input buffer */
18 } MD2_CTX;
19 
20 __BEGIN_DECLS
21 void      MD2Init(MD2_CTX *);
22 void      MD2Update(MD2_CTX *, const unsigned char *, unsigned int);
23 void      MD2Final(unsigned char[16], MD2_CTX *);
24 char      *MD2End(MD2_CTX *, char[MD2_DIGEST_STRING_LENGTH]);
25 char      *MD2File(const char *, char *);
26 char      *MD2FileChunk(const char *, char *, off_t, off_t);
27 char      *MD2Data(const unsigned char *, size_t, char[MD2_DIGEST_STRING_LENGTH]);
28 #ifdef _LIBC_INTERNAL
29 void      MD2Transform(MD2_CTX *);
30 #endif
31 __END_DECLS
32 
33 #endif /* _MD2_H_ */
34