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dnl -------------------------------------------------------- -*- autoconf -*-
dnl Copyright 2006 The Apache Software Foundation or its licensors, as
dnl applicable.
dnl
dnl Licensed under the Apache License, Version 2.0 (the "License");
dnl you may not use this file except in compliance with the License.
dnl You may obtain a copy of the License at
dnl
dnl http://www.apache.org/licenses/LICENSE-2.0
dnl
dnl Unless required by applicable law or agreed to in writing, software
dnl distributed under the License is distributed on an "AS IS" BASIS,
dnl WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
dnl See the License for the specific language governing permissions and
dnl limitations under the License.
dnl
dnl Crypto module
dnl
dnl
dnl APU_CHECK_CRYPTO: look for crypto libraries and headers
dnl
AC_DEFUN([APU_CHECK_CRYPTO], [
apu_have_crypto=0
old_libs="$LIBS"
old_cppflags="$CPPFLAGS"
old_ldflags="$LDFLAGS"
AC_ARG_WITH([crypto], [APR_HELP_STRING([--with-crypto], [enable crypto support])],
[
if test "$withval" = "yes"; then
APU_CHECK_CRYPTO_OPENSSL
APU_CHECK_CRYPTO_NSS
dnl add checks for other varieties of ssl here
fi
], [
apu_have_crypto=0
])
AC_SUBST(apu_have_crypto)
])
dnl
AC_DEFUN([APU_CHECK_CRYPTO_OPENSSL], [
apu_have_openssl=0
openssl_have_headers=0
openssl_have_libs=0
old_libs="$LIBS"
old_cppflags="$CPPFLAGS"
old_ldflags="$LDFLAGS"
AC_ARG_WITH([openssl],
[APR_HELP_STRING([--with-openssl=DIR], [specify location of OpenSSL])],
[
if test "$withval" = "yes"; then
AC_CHECK_HEADERS(openssl/x509.h, [openssl_have_headers=1])
AC_CHECK_LIB(crypto, BN_init, AC_CHECK_LIB(ssl, SSL_accept, [openssl_have_libs=1],,-lcrypto))
if test "$openssl_have_headers" != "0" && test "$openssl_have_libs" != "0"; then
apu_have_openssl=1
fi
elif test "$withval" = "no"; then
apu_have_openssl=0
else
openssl_CPPFLAGS="-I$withval/include"
openssl_LDFLAGS="-L$withval/lib "
APR_ADDTO(CPPFLAGS, [$openssl_CPPFLAGS])
APR_ADDTO(LDFLAGS, [$openssl_LDFLAGS])
AC_MSG_NOTICE(checking for openssl in $withval)
AC_CHECK_HEADERS(openssl/x509.h, [openssl_have_headers=1])
AC_CHECK_LIB(crypto, BN_init, AC_CHECK_LIB(ssl, SSL_accept, [openssl_have_libs=1],,-lcrypto))
if test "$openssl_have_headers" != "0" && test "$openssl_have_libs" != "0"; then
apu_have_openssl=1
APR_ADDTO(APRUTIL_LDFLAGS, [-L$withval/lib])
APR_ADDTO(APRUTIL_INCLUDES, [-I$withval/include])
fi
if test "$apu_have_openssl" != "1"; then
AC_CHECK_HEADERS(openssl/x509.h, [openssl_have_headers=1])
AC_CHECK_LIB(crypto, BN_init, AC_CHECK_LIB(ssl, SSL_accept, [openssl_have_libs=1],,-lcrypto))
if test "$openssl_have_headers" != "0" && test "$openssl_have_libs" != "0"; then
apu_have_openssl=1
APR_ADDTO(APRUTIL_LDFLAGS, [-L$withval/lib])
APR_ADDTO(APRUTIL_INCLUDES, [-I$withval/include])
fi
fi
AC_CHECK_DECLS([EVP_PKEY_CTX_new], [], [],
[#include <openssl/evp.h>])
fi
], [
apu_have_openssl=0
])
AC_SUBST(apu_have_openssl)
dnl Since we have already done the AC_CHECK_LIB tests, if we have it,
dnl we know the library is there.
if test "$apu_have_openssl" = "1"; then
LDADD_crypto_openssl="$openssl_LDFLAGS -lssl -lcrypto"
apu_have_crypto=1
AC_MSG_CHECKING([for const input buffers in OpenSSL])
AC_TRY_COMPILE([#include <openssl/rsa.h>],
[ const unsigned char * buf;
unsigned char * outbuf;
RSA rsa;
RSA_private_decrypt(1,
buf,
outbuf,
&rsa,
RSA_PKCS1_PADDING);
],
[AC_MSG_RESULT([yes])]
[AC_DEFINE([CRYPTO_OPENSSL_CONST_BUFFERS], 1, [Define that OpenSSL uses const buffers])],
[AC_MSG_RESULT([no])])
fi
AC_SUBST(LDADD_crypto_openssl)
AC_SUBST(apu_have_crypto)
LIBS="$old_libs"
CPPFLAGS="$old_cppflags"
LDFLAGS="$old_ldflags"
])
AC_DEFUN([APU_CHECK_CRYPTO_NSS], [
apu_have_nss=0
nss_have_headers=0
nss_have_libs=0
old_libs="$LIBS"
old_cppflags="$CPPFLAGS"
old_ldflags="$LDFLAGS"
AC_ARG_WITH([nss],
[APR_HELP_STRING([--with-nss=DIR], [specify location of NSS])],
[
if test "$withval" = "yes"; then
AC_PATH_TOOL([PKG_CONFIG], [pkg-config])
if test -n "$PKG_CONFIG"; then
nss_CPPFLAGS=`$PKG_CONFIG --cflags-only-I nss`
nss_LDFLAGS=`$PKG_CONFIG --libs nss`
APR_ADDTO(CPPFLAGS, [$nss_CPPFLAGS])
APR_ADDTO(LDFLAGS, [$nss_LDFLAGS])
fi
AC_CHECK_HEADERS(prerror.h nss/nss.h nss.h nss/pk11pub.h pk11pub.h, [nss_have_headers=1])
AC_CHECK_LIB(nspr4, PR_Initialize, AC_CHECK_LIB(nss3, PK11_CreatePBEV2AlgorithmID, [nss_have_libs=1],,-lnspr4))
if test "$nss_have_headers" != "0" && test "$nss_have_libs" != "0"; then
apu_have_nss=1
fi
elif test "$withval" = "no"; then
apu_have_nss=0
elif test "x$withval" != "x"; then
nss_CPPFLAGS="-I$withval/include -I$withval/../public"
nss_LDFLAGS="-L$withval/lib "
APR_ADDTO(CPPFLAGS, [$nss_CPPFLAGS])
APR_ADDTO(LDFLAGS, [$nss_LDFLAGS])
AC_MSG_NOTICE(checking for nss in $withval)
AC_CHECK_HEADERS(prerror.h nss/nss.h nss.h nss/pk11pub.h pk11pub.h, [nss_have_headers=1])
AC_CHECK_LIB(nspr4, PR_Initialize, AC_CHECK_LIB(nss3, PK11_CreatePBEV2AlgorithmID, [nss_have_libs=1],,-lnspr4))
if test "$nss_have_headers" != "0" && test "$nss_have_libs" != "0"; then
apu_have_nss=1
fi
fi
if test "$apu_have_nss" != "0"; then
APR_ADDTO(APRUTIL_PRIV_INCLUDES, [$nss_CPPFLAGS])
fi
], [
apu_have_nss=0
])
AC_SUBST(apu_have_nss)
dnl Since we have already done the AC_CHECK_LIB tests, if we have it,
dnl we know the library is there.
if test "$apu_have_nss" = "1"; then
LDADD_crypto_nss="$nss_LDFLAGS -lnspr4 -lnss3"
apu_have_crypto=1
fi
AC_SUBST(LDADD_crypto_nss)
AC_SUBST(apu_have_crypto)
LIBS="$old_libs"
CPPFLAGS="$old_cppflags"
LDFLAGS="$old_ldflags"
])
dnl
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