ntp_md5.h revision 316722 
1/*
2 * ntp_md5.h: deal with md5.h headers
3 *
4 * Use the system MD5 if available, otherwise libisc's.
5 */
6#ifndef NTP_MD5_H
7#define NTP_MD5_H
8
9#ifdef OPENSSL
10# include "openssl/evp.h"
11# include "libssl_compat.h"
12#else	/* !OPENSSL follows */
13/*
14 * Provide OpenSSL-alike MD5 API if we're not using OpenSSL
15 */
16# if defined HAVE_MD5_H && defined HAVE_MD5INIT
17#  include <md5.h>
18# else
19#  include "isc/md5.h"
20   typedef isc_md5_t		MD5_CTX;
21#  define MD5Init(c)		isc_md5_init(c)
22#  define MD5Update(c, p, s)	isc_md5_update(c, p, s)
23#  define MD5Final(d, c)	isc_md5_final((c), (d))	/* swapped */
24# endif
25
26  typedef MD5_CTX			EVP_MD_CTX;
27
28# define EVP_MD_CTX_free(c)		free(c)
29# define EVP_MD_CTX_new()		calloc(1, sizeof(MD5_CTX))
30# define EVP_get_digestbynid(t)		NULL
31# define EVP_md5()			NULL
32# define EVP_MD_CTX_init(c)
33# define EVP_MD_CTX_set_flags(c, f)
34# define EVP_DigestInit(c, dt)		(MD5Init(c), 1)
35# define EVP_DigestInit_ex(c, dt, i)	(MD5Init(c), 1)
36# define EVP_DigestUpdate(c, p, s)	MD5Update(c, (const void *)(p), \
37						  s)
38# define EVP_DigestFinal(c, d, pdl)	\
39	do {				\
40		MD5Final((d), (c));	\
41		*(pdl) = 16;		\
42	} while (0)
43# endif	/* !OPENSSL */
44#endif	/* NTP_MD5_H */
45