Break up openssl provider

For RSA, RC4, and ECDSA put the openssl versions in the same directory
as the base version. They just rely on a macro check for the openssl
module to test for the desire to use OpenSSL.

2 files changed, 51 insertions, 0 deletions

diff --git a/src/lib/utils/openssl/info.txt b/src/lib/utils/openssl/info.txt
new file mode 100644
index 000000000..13ea92cbf
--- /dev/null
+++ b/src/lib/utils/openssl/info.txt
@@ -0,0 +1,16 @@
+define OPENSSL 20150829
+
+# This base module doesn't have any code, but other code using openssl
+# rely on it either macro check for BOTAN_HAS_OPENSSL or a module
+# dependency on openssl to test for the existence of and desire to use
+# OpenSSL for certain operations.
+
+load_on vendor
+
+<header:internal>
+openssl.h
+</header:internal>
+
+<libs>
+all -> crypto
+</libs>
diff --git a/src/lib/utils/openssl/openssl.h b/src/lib/utils/openssl/openssl.h
new file mode 100644
index 000000000..022db6223
--- /dev/null
+++ b/src/lib/utils/openssl/openssl.h
@@ -0,0 +1,35 @@
+/*
+* Utils for calling OpenSSL
+* (C) 2015 Jack Lloyd
+*
+* Botan is released under the Simplified BSD License (see license.txt)
+*/
+
+#ifndef BOTAN_OPENSSL_H__
+#define BOTAN_OPENSSL_H__
+
+#include <botan/secmem.h>
+#include <botan/exceptn.h>
+#include <memory>
+
+#include <openssl/err.h>
+
+namespace Botan {
+
+class OpenSSL_Error : public Exception
+   {
+   public:
+      OpenSSL_Error(const std::string& what) :
+         Exception(what + " failed: " + ERR_error_string(ERR_get_error(), nullptr)) {}
+   };
+
+#define BOTAN_OPENSSL_BLOCK_PRIO 150
+#define BOTAN_OPENSSL_HASH_PRIO  150
+#define BOTAN_OPENSSL_RC4_PRIO   150
+
+#define BOTAN_OPENSSL_RSA_PRIO     150
+#define BOTAN_OPENSSL_ECDSA_PRIO   150
+
+}
+
+#endif