openssl: Properly honor OPENSSL_NO_* defines

src/libstrongswan/plugins/openssl/openssl_diffie_hellman.c

@@ -14,6 +14,10 @@
  * for more details.
  */
 
+#include <openssl/opensslconf.h>
+
+#ifndef OPENSSL_NO_DH
+
 #include <openssl/dh.h>
 
 #include "openssl_diffie_hellman.h"
@@ -193,3 +197,5 @@ openssl_diffie_hellman_t *openssl_diffie_hellman_create(
 
 	return &this->public;
 }
+
+#endif /* OPENSSL_NO_DH */

src/libstrongswan/plugins/openssl/openssl_ec_private_key.c

@@ -16,7 +16,7 @@
 
 #include <openssl/opensslconf.h>
 
-#ifndef OPENSSL_NO_EC
+#ifndef OPENSSL_NO_ECDSA
 
 #include "openssl_ec_private_key.h"
 #include "openssl_ec_public_key.h"
@@ -423,5 +423,4 @@ error:
 	destroy(this);
 	return NULL;
 }
-#endif /* OPENSSL_NO_EC */
-
+#endif /* OPENSSL_NO_ECDSA */

src/libstrongswan/plugins/openssl/openssl_ec_public_key.c

@@ -16,7 +16,7 @@
 
 #include <openssl/opensslconf.h>
 
-#ifndef OPENSSL_NO_EC
+#ifndef OPENSSL_NO_ECDSA
 
 #include "openssl_ec_public_key.h"
 #include "openssl_util.h"
@@ -360,5 +360,5 @@ openssl_ec_public_key_t *openssl_ec_public_key_load(key_type_t type,
 	}
 	return &this->public;
 }
-#endif /* OPENSSL_NO_EC */
+#endif /* OPENSSL_NO_ECDSA */
 

src/libstrongswan/plugins/openssl/openssl_hmac.c

@@ -35,6 +35,10 @@
  * THE SOFTWARE.
  */
 
+#include <openssl/opensslconf.h>
+
+#ifndef OPENSSL_NO_HMAC
+
 #include <openssl/evp.h>
 #include <openssl/hmac.h>
 
@@ -189,3 +193,4 @@ signer_t *openssl_hmac_signer_create(integrity_algorithm_t algo)
 	return NULL;
 }
 
+#endif /* OPENSSL_NO_HMAC */

src/libstrongswan/plugins/openssl/openssl_rsa_private_key.c

@@ -14,6 +14,10 @@
  * for more details.
  */
 
+#include <openssl/opensslconf.h>
+
+#ifndef OPENSSL_NO_RSA
+
 #include "openssl_rsa_private_key.h"
 #include "openssl_rsa_public_key.h"
 
@@ -599,3 +603,4 @@ openssl_rsa_private_key_t *openssl_rsa_private_key_connect(key_type_t type,
 #endif /* OPENSSL_NO_ENGINE */
 }
 
+#endif /* OPENSSL_NO_RSA */

src/libstrongswan/plugins/openssl/openssl_rsa_public_key.c

@@ -14,6 +14,10 @@
  * for more details.
  */
 
+#include <openssl/opensslconf.h>
+
+#ifndef OPENSSL_NO_RSA
+
 #include "openssl_rsa_public_key.h"
 
 #include <utils/debug.h>
@@ -388,3 +392,5 @@ openssl_rsa_public_key_t *openssl_rsa_public_key_load(key_type_t type,
 	destroy(this);
 	return NULL;
 }
+
+#endif /* OPENSSL_NO_RSA */

src/libstrongswan/plugins/openssl/openssl_sha1_prf.c

@@ -13,6 +13,10 @@
  * for more details.
  */
 
+#include <openssl/opensslconf.h>
+
+#ifndef OPENSSL_NO_SHA1
+
 #include "openssl_sha1_prf.h"
 
 #include <openssl/sha.h>
@@ -143,3 +147,4 @@ openssl_sha1_prf_t *openssl_sha1_prf_create(pseudo_random_function_t algo)
 	return &this->public;
 }
 
+#endif /* OPENSSL_NO_SHA1 */