use ?
[heimdal.git] / cf / crypto.m4
blobfddbd34318b7ed382279048ab8ec2c584c597658
1 dnl $Id$
2 dnl
3 dnl test for crypto libraries:
4 dnl - libcrypto (from openssl)
5 dnl - own-built libhcrypto
7 m4_define([test_headers], [
8                 #undef KRB5 /* makes md4.h et al unhappy */
9                 #ifdef HAVE_OPENSSL
10                 #ifdef HAVE_SYS_TYPES_H
11                 #include <sys/types.h>
12                 #endif
13                 #include <openssl/evp.h>
14                 #include <openssl/md4.h>
15                 #include <openssl/md5.h>
16                 #include <openssl/sha.h>
17                 #include <openssl/des.h>
18                 #include <openssl/rc4.h>
19                 #include <openssl/aes.h>
20                 #include <openssl/ec.h>
21                 #include <openssl/engine.h>
22                 #include <openssl/ui.h>
23                 #include <openssl/rand.h>
24                 #include <openssl/hmac.h>
25                 #include <openssl/pkcs12.h>
26                 #else
27                 #include <hcrypto/evp.h>
28                 #include <hcrypto/md4.h>
29                 #include <hcrypto/md5.h>
30                 #include <hcrypto/sha.h>
31                 #include <hcrypto/des.h>
32                 #include <hcrypto/rc4.h>
33                 #include <hcrypto/aes.h>
34                 #include <hcrypto/engine.h>
35                 #include <hcrypto/hmac.h>
36                 #include <hcrypto/pkcs12.h>
37                 #endif
38                 ])
39 m4_define([test_body], [
40                 void *schedule = 0;
41                 EVP_MD_CTX mdctx;
43                 EVP_md4();
44                 EVP_md5();
45                 EVP_sha1();
46                 EVP_sha256();
48                 EVP_MD_CTX_init(&mdctx);
49                 EVP_DigestInit_ex(&mdctx, EVP_sha1(), (ENGINE *)0);
50                 EVP_CIPHER_iv_length(((EVP_CIPHER*)0));
51                 UI_UTIL_read_pw_string(0,0,0,0);
52                 RAND_status();
53                 #ifdef HAVE_OPENSSL
54                 EC_KEY_new();
55                 #endif
57                 OpenSSL_add_all_algorithms();
58                 AES_encrypt(0,0,0);
59                 DES_cbc_encrypt(0, 0, 0, schedule, 0, 0);
60                 RC4(0, 0, 0, 0);])
63 AC_DEFUN([KRB_CRYPTO],[
64 crypto_lib=unknown
65 AC_WITH_ALL([openssl])
67 DIR_hcrypto=
69 AC_MSG_CHECKING([for crypto library])
71 openssl=no
73 if test "$crypto_lib" = "unknown" -a "$with_openssl" != "no"; then
74         save_CFLAGS="$CFLAGS"
75         save_LIBS="$LIBS"
76         INCLUDE_hcrypto=
77         LIB_hcrypto=
78         if test "$with_openssl_include" != ""; then
79                 INCLUDE_hcrypto="-I${with_openssl_include}"
80         fi
81         if test "$with_openssl_lib" != ""; then
82                 LIB_hcrypto="-L${with_openssl_lib}"
83         fi
84         CFLAGS="-DHAVE_OPENSSL ${INCLUDE_hcrypto} ${CFLAGS}"
85         saved_LIB_hcrypto="$LIB_hcrypto"
86         for lres in "" "-ldl" "-lnsl -lsocket" "-lnsl -lsocket -ldl"; do
87                 LIB_hcrypto="${saved_LIB_hcrypto} -lcrypto $lres"
88                 LIB_hcrypto_a="$LIB_hcrypto"
89                 LIB_hcrypto_so="$LIB_hcrypto"
90                 LIB_hcrypto_appl="$LIB_hcrypto"
91                 LIBS="${LIBS} ${LIB_hcrypto}"
92                 AC_LINK_IFELSE([AC_LANG_PROGRAM([test_headers],[test_body])], [
93                         crypto_lib=libcrypto openssl=yes
94                         AC_MSG_RESULT([libcrypto])
95                 ])
96                 if test "$crypto_lib" = libcrypto ; then
97                         break;
98                 fi
99         done
100         CFLAGS="$save_CFLAGS"
101         LIBS="$save_LIBS"
104 if test "$crypto_lib" = "unknown"; then
106   DIR_hcrypto='hcrypto'
107   LIB_hcrypto='$(top_builddir)/lib/hcrypto/libhcrypto.la'
108   LIB_hcrypto_a='$(top_builddir)/lib/hcrypto/.libs/libhcrypto.a'
109   LIB_hcrypto_so='$(top_builddir)/lib/hcrypto/.libs/libhcrypto.so'
110   LIB_hcrypto_appl="-lhcrypto"
112   AC_MSG_RESULT([included libhcrypto])
116 if test "$openssl" = "yes"; then
117   AC_DEFINE([HAVE_OPENSSL], 1, [define to use openssl's libcrypto])
119 AM_CONDITIONAL(HAVE_OPENSSL, test "$openssl" = yes)dnl
121 AC_SUBST(DIR_hcrypto)
122 AC_SUBST(INCLUDE_hcrypto)
123 AC_SUBST(LIB_hcrypto)
124 AC_SUBST(LIB_hcrypto_a)
125 AC_SUBST(LIB_hcrypto_so)
126 AC_SUBST(LIB_hcrypto_appl)