1 files changed, 73 insertions, 0 deletions
diff --git a/src/lib/stream/stream_cipher.cpp b/src/lib/stream/stream_cipher.cpp
new file mode 100644
index 000000000..060e65d86
--- /dev/null
+++ b/src/lib/stream/stream_cipher.cpp
@@ -0,0 +1,73 @@
+/*
+* Stream Ciphers
+* (C) 2015 Jack Lloyd
+*
+* Botan is released under the Simplified BSD License (see license.txt)
+*/
+
+#include <botan/stream_cipher.h>
+#include <botan/internal/algo_registry.h>
+
+#if defined(BOTAN_HAS_CHACHA)
+  #include <botan/chacha.h>
+#endif
+
+#if defined(BOTAN_HAS_SALSA20)
+  #include <botan/salsa20.h>
+#endif
+
+#if defined(BOTAN_HAS_CTR_BE)
+  #include <botan/ctr.h>
+#endif
+
+#if defined(BOTAN_HAS_OFB)
+  #include <botan/ofb.h>
+#endif
+
+#if defined(BOTAN_HAS_RC4)
+  #include <botan/rc4.h>
+#endif
+
+namespace Botan {
+
+std::unique_ptr<StreamCipher> StreamCipher::create(const std::string& algo_spec,
+                                                   const std::string& provider)
+   {
+   return std::unique_ptr<StreamCipher>(make_a<StreamCipher>(algo_spec, provider));
+   }
+
+std::vector<std::string> StreamCipher::providers(const std::string& algo_spec)
+   {
+   return providers_of<StreamCipher>(StreamCipher::Spec(algo_spec));
+   }
+
+StreamCipher::StreamCipher() {}
+StreamCipher::~StreamCipher() {}
+
+void StreamCipher::set_iv(const byte[], size_t iv_len)
+   {
+   if(!valid_iv_length(iv_len))
+      throw Invalid_IV_Length(name(), iv_len);
+   }
+
+#if defined(BOTAN_HAS_CHACHA)
+BOTAN_REGISTER_T_NOARGS(StreamCipher, ChaCha);
+#endif
+
+#if defined(BOTAN_HAS_SALSA20)
+BOTAN_REGISTER_T_NOARGS(StreamCipher, Salsa20);
+#endif
+
+#if defined(BOTAN_HAS_CTR_BE)
+BOTAN_REGISTER_NAMED_T(StreamCipher, "CTR-BE", CTR_BE, CTR_BE::make);
+#endif
+
+#if defined(BOTAN_HAS_OFB)
+BOTAN_REGISTER_NAMED_T(StreamCipher, "OFB", OFB, OFB::make);
+#endif
+
+#if defined(BOTAN_HAS_RC4)
+BOTAN_REGISTER_NAMED_T(StreamCipher, "RC4", RC4, RC4::make);
+#endif
+
+}