1 files changed, 34 insertions, 0 deletions
diff --git a/src/pk_pad/emsa.h b/src/pk_pad/emsa.h
new file mode 100644
index 000000000..2f2b160bd
--- /dev/null
+++ b/src/pk_pad/emsa.h
@@ -0,0 +1,34 @@
+/*************************************************
+* EMSA Classes Header File                       *
+* (C) 1999-2007 Jack Lloyd                       *
+*************************************************/
+
+#ifndef BOTAN_PUBKEY_EMSA_H__
+#define BOTAN_PUBKEY_EMSA_H__
+
+#include <botan/secmem.h>
+#include <botan/rng.h>
+
+namespace Botan {
+
+/*************************************************
+* Encoding Method for Signatures, Appendix       *
+*************************************************/
+class BOTAN_DLL EMSA
+   {
+   public:
+      virtual void update(const byte[], u32bit) = 0;
+      virtual SecureVector<byte> raw_data() = 0;
+
+      virtual SecureVector<byte> encoding_of(const MemoryRegion<byte>&,
+                                             u32bit,
+                                             RandomNumberGenerator& rng) = 0;
+
+      virtual bool verify(const MemoryRegion<byte>&, const MemoryRegion<byte>&,
+                          u32bit) throw() = 0;
+      virtual ~EMSA() {}
+   };
+
+}
+
+#endif