2 * ntp_md5.h: deal with md5.h headers
4 * Use the system MD5 if available, otherwise libisc's.
10 # include <openssl/evp.h>
11 # include "libssl_compat.h"
12 # ifdef HAVE_OPENSSL_CMAC_H
13 # include <openssl/cmac.h>
14 # define CMAC "AES128CMAC"
15 # define AES_128_KEY_SIZE 16
16 # endif /*HAVE_OPENSSL_CMAC_H*/
17 #else /* !OPENSSL follows */
19 * Provide OpenSSL-alike MD5 API if we're not using OpenSSL
21 # if defined HAVE_MD5_H && defined HAVE_MD5INIT
25 typedef isc_md5_t MD5_CTX;
26 # define MD5Init(c) isc_md5_init(c)
27 # define MD5Update(c, p, s) isc_md5_update(c, p, s)
28 # define MD5Final(d, c) isc_md5_final((c), (d)) /* swapped */
31 typedef MD5_CTX EVP_MD_CTX;
33 # define EVP_MD_CTX_free(c) free(c)
34 # define EVP_MD_CTX_new() calloc(1, sizeof(MD5_CTX))
35 # define EVP_get_digestbynid(t) NULL
36 # define EVP_md5() NULL
37 # define EVP_MD_CTX_init(c)
38 # define EVP_MD_CTX_set_flags(c, f)
39 # define EVP_DigestInit(c, dt) (MD5Init(c), 1)
40 # define EVP_DigestInit_ex(c, dt, i) (MD5Init(c), 1)
41 # define EVP_DigestUpdate(c, p, s) MD5Update(c, (const void *)(p), \
43 # define EVP_DigestFinal(c, d, pdl) \
48 # endif /* !OPENSSL */
49 #endif /* NTP_MD5_H */