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AC_DEFUN([ACX_OPENSSL_GOST],[
AC_MSG_CHECKING(for OpenSSL GOST support)
tmp_CPPFLAGS=$CPPFLAGS
tmp_LIBS=$LIBS
CPPFLAGS="$CPPFLAGS $CRYPTO_INCLUDES"
LIBS="$CRYPTO_LIBS $LIBS"
AC_LANG_PUSH([C])
AC_RUN_IFELSE([
AC_LANG_SOURCE([[
#include <openssl/engine.h>
#include <openssl/crypto.h>
#include <openssl/opensslv.h>
int main()
{
ENGINE* eg;
const EVP_MD* EVP_GOST_34_11;
/* Initialise OpenSSL */
OpenSSL_add_all_algorithms();
/* Load engines */
#if OPENSSL_VERSION_NUMBER < 0x10100000L || defined(LIBRESSL_VERSION_NUMBER)
ENGINE_load_builtin_engines();
#else
OPENSSL_init_crypto(OPENSSL_INIT_ENGINE_ALL_BUILTIN | OPENSSL_INIT_LOAD_CONFIG, NULL);
#endif
/* Initialise the GOST engine */
eg = ENGINE_by_id("gost");
if (eg == NULL)
return 1;
if (ENGINE_init(eg) <= 0)
return 1;
/* better than digest_gost */
EVP_GOST_34_11 = ENGINE_get_digest(eg, NID_id_GostR3411_94);
if (EVP_GOST_34_11 == NULL)
return 1;
/* from the openssl.cnf */
if (ENGINE_register_pkey_asn1_meths(eg) <= 0)
return 1;
if (ENGINE_ctrl_cmd_string(eg,
"CRYPT_PARAMS",
"id-Gost28147-89-CryptoPro-A-ParamSet",
0) <= 0)
return 1;
return 0;
}
]])
],[
AC_MSG_RESULT([Found GOST engine])
],[
AC_MSG_RESULT([Cannot find GOST engine])
AC_MSG_ERROR([OpenSSL library has no GOST support])
],[])
AC_LANG_POP([C])
CPPFLAGS=$tmp_CPPFLAGS
LIBS=$tmp_LIBS
])
|
