1 files changed, 41 insertions, 0 deletions
diff --git a/src/libstate/engine/openssl/arc4_openssl.cpp b/src/libstate/engine/openssl/arc4_openssl.cpp
new file mode 100644
index 000000000..c1d0779b3
--- /dev/null
+++ b/src/libstate/engine/openssl/arc4_openssl.cpp
@@ -0,0 +1,41 @@
+/*************************************************
+* OpenSSL ARC4 Source File                       *
+* (C) 1999-2007 Jack Lloyd                       *
+*************************************************/
+
+#include <botan/arc4_openssl.h>
+#include <botan/parsing.h>
+#include <openssl/rc4.h>
+
+namespace Botan {
+
+/*************************************************
+* Return the name of this type                   *
+*************************************************/
+std::string ARC4_OpenSSL::name() const
+   {
+   if(SKIP == 0)   return "ARC4";
+   if(SKIP == 256) return "MARK-4";
+   else            return "RC4_skip(" + to_string(SKIP) + ")";
+   }
+
+/*************************************************
+* ARC4 Key Schedule                              *
+*************************************************/
+void ARC4_OpenSSL::key_schedule(const byte key[], u32bit length)
+   {
+   RC4_set_key(&state, length, key);
+   byte dummy = 0;
+   for(u32bit j = 0; j != SKIP; j++)
+      RC4(&state, 1, &dummy, &dummy);
+   }
+
+/*************************************************
+* ARC4 Encryption                                *
+*************************************************/
+void ARC4_OpenSSL::cipher(const byte in[], byte out[], u32bit length)
+   {
+   RC4(&state, length, in, out);
+   }
+
+}