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ntp 4.2.6p5

    1: /*
    2:  * ntp_md5.h: deal with md5.h headers
    3:  *
    4:  * Use the system MD5 if available, otherwise libisc's.
    5:  */
    6: #if defined HAVE_MD5_H && defined HAVE_MD5INIT
    7: # include <md5.h>
    8: #else
    9: # include "isc/md5.h"
   10:   typedef isc_md5_t		MD5_CTX;
   11: # define MD5Init(c)		isc_md5_init(c)
   12: # define MD5Update(c, p, s)	isc_md5_update(c, p, s)
   13: # define MD5Final(d, c)		isc_md5_final((c), (d))	/* swapped */
   14: #endif
   15: 
   16: /*
   17:  * Provide OpenSSL-alike MD5 API if we're not using OpenSSL
   18:  */
   19: #ifndef OPENSSL
   20:   typedef MD5_CTX			EVP_MD_CTX;
   21: # define EVP_get_digestbynid(t)		NULL
   22: # define EVP_DigestInit(c, dt)		MD5Init(c)
   23: # define EVP_DigestUpdate(c, p, s)	MD5Update(c, p, s)
   24: # define EVP_DigestFinal(c, d, pdl)	\
   25: 	do {				\
   26: 		MD5Final((d), (c));	\
   27: 		*(pdl) = 16;		\
   28: 	} while (0)
   29: #endif