xref: /freebsd/sys/sys/md5.h (revision 57718be8fa0bd5edc11ab9a72e68cc71982939a6)
1 /* MD5.H - header file for MD5C.C
2  * $FreeBSD$
3  */
4 
5 /*-
6  Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
7 rights reserved.
8 
9 License to copy and use this software is granted provided that it
10 is identified as the "RSA Data Security, Inc. MD5 Message-Digest
11 Algorithm" in all material mentioning or referencing this software
12 or this function.
13 
14 License is also granted to make and use derivative works provided
15 that such works are identified as "derived from the RSA Data
16 Security, Inc. MD5 Message-Digest Algorithm" in all material
17 mentioning or referencing the derived work.
18 
19 RSA Data Security, Inc. makes no representations concerning either
20 the merchantability of this software or the suitability of this
21 software for any particular purpose. It is provided "as is"
22 without express or implied warranty of any kind.
23 
24 These notices must be retained in any copies of any part of this
25 documentation and/or software.
26  */
27 
28 #ifndef _SYS_MD5_H_
29 #define _SYS_MD5_H_
30 
31 #define MD5_BLOCK_LENGTH		64
32 #define MD5_DIGEST_LENGTH		16
33 #define MD5_DIGEST_STRING_LENGTH	(MD5_DIGEST_LENGTH * 2 + 1)
34 
35 /* MD5 context. */
36 typedef struct MD5Context {
37   u_int32_t state[4];	/* state (ABCD) */
38   u_int32_t count[2];	/* number of bits, modulo 2^64 (lsb first) */
39   unsigned char buffer[64];	/* input buffer */
40 } MD5_CTX;
41 
42 #include <sys/cdefs.h>
43 
44 __BEGIN_DECLS
45 void   MD5Init (MD5_CTX *);
46 void   MD5Update (MD5_CTX *, const void *, unsigned int);
47 void   MD5Final (unsigned char [16], MD5_CTX *);
48 char * MD5End(MD5_CTX *, char *);
49 char * MD5File(const char *, char *);
50 char * MD5FileChunk(const char *, char *, off_t, off_t);
51 char * MD5Data(const void *, unsigned int, char *);
52 __END_DECLS
53 #endif /* _SYS_MD5_H_ */
54