1 files changed, 53 insertions, 0 deletions
diff --git a/src/libs/3rdparty/botan/src/lib/pk_pad/emsa1/emsa1.h b/src/libs/3rdparty/botan/src/lib/pk_pad/emsa1/emsa1.h
new file mode 100644
index 0000000000..7b4d027da5
--- /dev/null
+++ b/src/libs/3rdparty/botan/src/lib/pk_pad/emsa1/emsa1.h
@@ -0,0 +1,53 @@
+/*
+* EMSA1
+* (C) 1999-2007 Jack Lloyd
+*
+* Botan is released under the Simplified BSD License (see license.txt)
+*/
+
+#ifndef BOTAN_EMSA1_H_
+#define BOTAN_EMSA1_H_
+
+#include <botan/emsa.h>
+#include <botan/hash.h>
+
+namespace Botan {
+
+/**
+* EMSA1 from IEEE 1363
+* Essentially, sign the hash directly
+*/
+class BOTAN_PUBLIC_API(2,0) EMSA1 final : public EMSA
+   {
+   public:
+      /**
+      * @param hash the hash function to use
+      */
+      explicit EMSA1(HashFunction* hash) : m_hash(hash) {}
+
+      EMSA* clone() override;
+
+      std::string name() const override;
+
+      AlgorithmIdentifier config_for_x509(const Private_Key& key,
+                                          const std::string& cert_hash_name) const override;
+   private:
+      size_t hash_output_length() const { return m_hash->output_length(); }
+
+      void update(const uint8_t[], size_t) override;
+      secure_vector<uint8_t> raw_data() override;
+
+      secure_vector<uint8_t> encoding_of(const secure_vector<uint8_t>& msg,
+                                         size_t output_bits,
+                                         RandomNumberGenerator& rng) override;
+
+      bool verify(const secure_vector<uint8_t>& coded,
+                  const secure_vector<uint8_t>& raw,
+                  size_t key_bits) override;
+
+      std::unique_ptr<HashFunction> m_hash;
+   };
+
+}
+
+#endif