From 04bf8dc51861bab37d6260de8b318dc71ea4bba7 Mon Sep 17 00:00:00 2001
From: Jack Lloyd <lloyd@randombit.net>
Date: Thu, 15 Sep 2016 09:16:46 -0400
Subject: Add T::provider() to allow user to inquire about implementation used

For block ciphers, stream ciphers, hashes, MACs, and cipher modes.
Cipher_Mode already had it, with a slightly different usage.
---
 src/lib/block/idea/idea.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'src/lib/block/idea/idea.cpp')

diff --git a/src/lib/block/idea/idea.cpp b/src/lib/block/idea/idea.cpp
index db55c5c26..8616b7765 100644
--- a/src/lib/block/idea/idea.cpp
+++ b/src/lib/block/idea/idea.cpp
@@ -109,6 +109,18 @@ void idea_op(const byte in[], byte out[], size_t blocks, const u16bit K[52])
 
 }
 
+const char* IDEA::provider() const
+   {
+#if defined(BOTAN_HAS_IDEA_SSE2)
+   if(CPUID::has_sse2())
+      {
+      return "sse2";
+      }
+#endif
+
+   return "base";
+   }
+
 /*
 * IDEA Encryption
 */
-- 
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