1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
|
dnl $Id: crypto.m4,v 1.11 2002/08/28 23:09:05 assar Exp $
dnl
dnl test for crypto libraries:
dnl - libcrypto (from openssl)
dnl - libdes (from krb4)
dnl - own-built libdes
AC_DEFUN([KRB_CRYPTO],[
crypto_lib=unknown
AC_WITH_ALL([openssl])
DIR_des=
AC_MSG_CHECKING([for crypto library])
openssl=no
if test "$crypto_lib" = "unknown" -a "$with_openssl" != "no"; then
save_CPPFLAGS="$CPPFLAGS"
save_LIBS="$LIBS"
INCLUDE_des=
LIB_des=
if test "$with_openssl_include" != ""; then
INCLUDE_des="-I${with_openssl}/include"
fi
if test "$with_openssl_lib" != ""; then
LIB_des="-L${with_openssl}/lib"
fi
CPPFLAGS="${INCLUDE_des} ${CPPFLAGS}"
LIB_des="${LIB_des} -lcrypto"
LIB_des_a="$LIB_des"
LIB_des_so="$LIB_des"
LIB_des_appl="$LIB_des"
LIBS="${LIBS} ${LIB_des}"
AC_TRY_LINK([
#include <openssl/md4.h>
#include <openssl/md5.h>
#include <openssl/sha.h>
#include <openssl/des.h>
#include <openssl/rc4.h>
],
[
void *schedule = 0;
MD4_CTX md4;
MD5_CTX md5;
SHA_CTX sha1;
MD4_Init(&md4);
MD5_Init(&md5);
SHA1_Init(&sha1);
des_cbc_encrypt(0, 0, 0, schedule, 0, 0);
RC4(0, 0, 0, 0);
], [
crypto_lib=libcrypto openssl=yes
AC_MSG_RESULT([libcrypto])])
CPPFLAGS="$save_CPPFLAGS"
LIBS="$save_LIBS"
fi
if test "$crypto_lib" = "unknown" -a "$with_krb4" != "no"; then
save_CPPFLAGS="$CPPFLAGS"
save_LIBS="$LIBS"
cdirs= clibs=
for i in $LIB_krb4; do
case "$i" in
-L*) cdirs="$cdirs $i";;
-l*) clibs="$clibs $i";;
esac
done
ires=
for i in $INCLUDE_krb4; do
CFLAGS="$i $save_CFLAGS"
AC_TRY_COMPILE([
#undef KRB5 /* makes md4.h et al unhappy */
#define KRB4
#include <openssl/md4.h>
#include <openssl/md5.h>
#include <openssl/sha.h>
#include <openssl/des.h>
#include <openssl/rc4.h>
], [
MD4_CTX md4;
MD5_CTX md5;
SHA_CTX sha1;
MD4_Init(&md4);
MD5_Init(&md5);
SHA1_Init(&sha1);
des_cbc_encrypt(0, 0, 0, 0, 0, 0);
RC4(0, 0, 0, 0);],openssl=yes ires="$i"; break)
AC_TRY_COMPILE([
#undef KRB5 /* makes md4.h et al unhappy */
#define KRB4
#include <md4.h>
#include <md5.h>
#include <sha.h>
#include <des.h>
#include <rc4.h>
], [
MD4_CTX md4;
MD5_CTX md5;
SHA_CTX sha1;
MD4_Init(&md4);
MD5_Init(&md5);
SHA1_Init(&sha1);
des_cbc_encrypt(0, 0, 0, 0, 0, 0);
RC4(0, 0, 0, 0);],ires="$i"; break)
done
lres=
for i in $cdirs; do
for j in $clibs; do
LIBS="$i $j $save_LIBS"
if test "$openssl" = yes; then
AC_TRY_LINK([
#undef KRB5 /* makes md4.h et al unhappy */
#define KRB4
#include <openssl/md4.h>
#include <openssl/md5.h>
#include <openssl/sha.h>
#include <openssl/des.h>
#include <openssl/rc4.h>
], [
MD4_CTX md4;
MD5_CTX md5;
SHA_CTX sha1;
MD4_Init(&md4);
MD5_Init(&md5);
SHA1_Init(&sha1);
des_cbc_encrypt(0, 0, 0, 0, 0, 0);
RC4(0, 0, 0, 0);],lres="$i $j"; break 2)
else
AC_TRY_LINK([
#undef KRB5 /* makes md4.h et al unhappy */
#define KRB4
#include <md4.h>
#include <md5.h>
#include <sha.h>
#include <des.h>
#include <rc4.h>
], [
MD4_CTX md4;
MD5_CTX md5;
SHA_CTX sha1;
MD4_Init(&md4);
MD5_Init(&md5);
SHA1_Init(&sha1);
des_cbc_encrypt(0, 0, 0, 0, 0, 0);
RC4(0, 0, 0, 0);],lres="$i $j"; break 2)
fi
done
done
CFLAGS="$save_CFLAGS"
LIBS="$save_LIBS"
if test "$ires" -a "$lres"; then
INCLUDE_des="$ires"
LIB_des="$lres"
crypto_lib=krb4
AC_MSG_RESULT([same as krb4])
LIB_des_a='$(LIB_des)'
LIB_des_so='$(LIB_des)'
LIB_des_appl='$(LIB_des)'
fi
fi
if test "$crypto_lib" = "unknown"; then
DIR_des='des'
LIB_des='$(top_builddir)/lib/des/libdes.la'
LIB_des_a='$(top_builddir)/lib/des/.libs/libdes.a'
LIB_des_so='$(top_builddir)/lib/des/.libs/libdes.so'
LIB_des_appl="-ldes"
AC_MSG_RESULT([included libdes])
fi
if test "$openssl" = "yes"; then
AC_DEFINE([HAVE_OPENSSL], 1, [define to use openssl's libcrypto])
fi
AM_CONDITIONAL(HAVE_OPENSSL, test "$openssl" = yes)dnl
AC_SUBST(DIR_des)
AC_SUBST(INCLUDE_des)
AC_SUBST(LIB_des)
AC_SUBST(LIB_des_a)
AC_SUBST(LIB_des_so)
AC_SUBST(LIB_des_appl)
])
|