Fix minimized builds and amalgamation builds

No need to include the pk_utils.h header until we know ECDSA
is enabled in the build.

Move OpenSSL_Error to an internal header, was previously defined
twice when all sources were combined.

1 files changed, 28 insertions, 0 deletions

diff --git a/src/lib/vendor/openssl/openssl.h b/src/lib/vendor/openssl/openssl.h
new file mode 100644
index 000000000..1ffaed519
--- /dev/null
+++ b/src/lib/vendor/openssl/openssl.h
@@ -0,0 +1,28 @@
+/*
+* Utils for calling OpenSSL
+* (C) 2015 Jack Lloyd
+*
+* Botan is released under the Simplified BSD License (see license.txt)
+*/
+
+#ifndef BOTAN_CALL_OPENSSL_H__
+#define BOTAN_CALL_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)) {}
+   };
+
+}
+
+#endif