1132451Sroberto/* 2132451Sroberto * ntp_md5.h: deal with md5.h headers 3285612Sdelphij * 4285612Sdelphij * Use the system MD5 if available, otherwise libisc's. 5132451Sroberto */ 6285612Sdelphij#ifndef NTP_MD5_H 7285612Sdelphij#define NTP_MD5_H 8132451Sroberto 9285612Sdelphij#ifdef OPENSSL 10338531Sdelphij# include <openssl/evp.h> 11316069Sdelphij# include "libssl_compat.h" 12338531Sdelphij# ifdef HAVE_OPENSSL_CMAC_H 13338531Sdelphij# include <openssl/cmac.h> 14338531Sdelphij# define CMAC "AES128CMAC" 15338531Sdelphij# define AES_128_KEY_SIZE 16 16338531Sdelphij# endif /*HAVE_OPENSSL_CMAC_H*/ 17285612Sdelphij#else /* !OPENSSL follows */ 18285612Sdelphij/* 19285612Sdelphij * Provide OpenSSL-alike MD5 API if we're not using OpenSSL 20285612Sdelphij */ 21285612Sdelphij# if defined HAVE_MD5_H && defined HAVE_MD5INIT 22285612Sdelphij# include <md5.h> 23285612Sdelphij# else 24285612Sdelphij# include "isc/md5.h" 25285612Sdelphij typedef isc_md5_t MD5_CTX; 26285612Sdelphij# define MD5Init(c) isc_md5_init(c) 27285612Sdelphij# define MD5Update(c, p, s) isc_md5_update(c, p, s) 28285612Sdelphij# define MD5Final(d, c) isc_md5_final((c), (d)) /* swapped */ 29285612Sdelphij# endif 30285612Sdelphij 31285612Sdelphij typedef MD5_CTX EVP_MD_CTX; 32316069Sdelphij 33316069Sdelphij# define EVP_MD_CTX_free(c) free(c) 34316069Sdelphij# define EVP_MD_CTX_new() calloc(1, sizeof(MD5_CTX)) 35285612Sdelphij# define EVP_get_digestbynid(t) NULL 36285612Sdelphij# define EVP_md5() NULL 37285612Sdelphij# define EVP_MD_CTX_init(c) 38285612Sdelphij# define EVP_MD_CTX_set_flags(c, f) 39285612Sdelphij# define EVP_DigestInit(c, dt) (MD5Init(c), 1) 40285612Sdelphij# define EVP_DigestInit_ex(c, dt, i) (MD5Init(c), 1) 41285612Sdelphij# define EVP_DigestUpdate(c, p, s) MD5Update(c, (const void *)(p), \ 42285612Sdelphij s) 43285612Sdelphij# define EVP_DigestFinal(c, d, pdl) \ 44285612Sdelphij do { \ 45285612Sdelphij MD5Final((d), (c)); \ 46285612Sdelphij *(pdl) = 16; \ 47285612Sdelphij } while (0) 48285612Sdelphij# endif /* !OPENSSL */ 49285612Sdelphij#endif /* NTP_MD5_H */ 50