From 2af6c4499013911d7b01ce3ce1acc5aa8fef15ab Mon Sep 17 00:00:00 2001
From: lloyd <lloyd@randombit.net>
Date: Tue, 11 Nov 2008 19:20:32 +0000
Subject: Move most of the remaining libstate code to pk_engine.cpp, move
 engines back to the toplevel since most othe dependencies have been removed
 now (except get_cipher which still needs changes)

---
 src/engine/def_engine/lookup_hash.cpp | 188 ++++++++++++++++++++++++++++++++++
 1 file changed, 188 insertions(+)
 create mode 100644 src/engine/def_engine/lookup_hash.cpp

(limited to 'src/engine/def_engine/lookup_hash.cpp')

diff --git a/src/engine/def_engine/lookup_hash.cpp b/src/engine/def_engine/lookup_hash.cpp
new file mode 100644
index 000000000..48ed8bc04
--- /dev/null
+++ b/src/engine/def_engine/lookup_hash.cpp
@@ -0,0 +1,188 @@
+/*************************************************
+* Hash Algorithms Lookup                         *
+* (C) 1999-2007 Jack Lloyd                       *
+*************************************************/
+
+#include <botan/def_eng.h>
+#include <botan/scan_name.h>
+#include <botan/algo_factory.h>
+#include <memory>
+
+#if defined(BOTAN_HAS_ADLER32)
+  #include <botan/adler32.h>
+#endif
+
+#if defined(BOTAN_HAS_CRC24)
+  #include <botan/crc24.h>
+#endif
+
+#if defined(BOTAN_HAS_CRC32)
+  #include <botan/crc32.h>
+#endif
+
+#if defined(BOTAN_HAS_FORK_256)
+  #include <botan/fork256.h>
+#endif
+
+#if defined(BOTAN_HAS_HAS_160)
+  #include <botan/has160.h>
+#endif
+
+#if defined(BOTAN_HAS_MD2)
+  #include <botan/md2.h>
+#endif
+
+#if defined(BOTAN_HAS_MD4)
+  #include <botan/md4.h>
+#endif
+
+#if defined(BOTAN_HAS_MD5)
+  #include <botan/md5.h>
+#endif
+
+#if defined(BOTAN_HAS_RIPEMD_128)
+  #include <botan/rmd128.h>
+#endif
+
+#if defined(BOTAN_HAS_RIPEMD_160)
+  #include <botan/rmd160.h>
+#endif
+
+#if defined(BOTAN_HAS_SHA1)
+  #include <botan/sha160.h>
+#endif
+
+#if defined(BOTAN_HAS_SHA2)
+  #include <botan/sha2_32.h>
+  #include <botan/sha2_64.h>
+#endif
+
+#if defined(BOTAN_HAS_TIGER)
+  #include <botan/tiger.h>
+#endif
+
+#if defined(BOTAN_HAS_WHIRLPOOL)
+  #include <botan/whrlpool.h>
+#endif
+
+#if defined(BOTAN_HAS_PARALLEL_HASH)
+  #include <botan/par_hash.h>
+#endif
+
+namespace Botan {
+
+/*************************************************
+* Look for an algorithm with this name           *
+*************************************************/
+HashFunction*
+Default_Engine::find_hash(const SCAN_Name& request,
+                          Algorithm_Factory& af) const
+   {
+#if defined(BOTAN_HAS_ADLER32)
+   if(request.algo_name() == "Adler32")
+      return new Adler32;
+#endif
+
+#if defined(BOTAN_HAS_CRC24)
+   if(request.algo_name() == "CRC24")
+      return new CRC24;
+#endif
+
+#if defined(BOTAN_HAS_CRC32)
+   if(request.algo_name() == "CRC32")
+      return new CRC32;
+#endif
+
+#if defined(BOTAN_HAS_FORK_256)
+   if(request.algo_name() == "FORK-256")
+      return new FORK_256;
+#endif
+
+#if defined(BOTAN_HAS_HAS_160)
+   if(request.algo_name() == "HAS-160")
+      return new HAS_160;
+#endif
+
+#if defined(BOTAN_HAS_MD2)
+   if(request.algo_name() == "MD2")
+      return new MD2;
+#endif
+
+#if defined(BOTAN_HAS_MD4)
+   if(request.algo_name() == "MD4")
+      return new MD4;
+#endif
+
+#if defined(BOTAN_HAS_MD5)
+   if(request.algo_name() == "MD5")
+      return new MD5;
+#endif
+
+#if defined(BOTAN_HAS_RIPEMD_128)
+   if(request.algo_name() == "RIPEMD-128")
+      return new RIPEMD_128;
+#endif
+
+#if defined(BOTAN_HAS_RIPEMD_160)
+   if(request.algo_name() == "RIPEMD-160")
+      return new RIPEMD_160;
+#endif
+
+#if defined(BOTAN_HAS_SHA1)
+   if(request.algo_name() == "SHA-160")
+      return new SHA_160;
+#endif
+
+#if defined(BOTAN_HAS_SHA2)
+   if(request.algo_name() == "SHA-224")
+      return new SHA_224;
+   if(request.algo_name() == "SHA-256")
+      return new SHA_256;
+   if(request.algo_name() == "SHA-384")
+      return new SHA_384;
+   if(request.algo_name() == "SHA-512")
+      return new SHA_512;
+#endif
+
+#if defined(BOTAN_HAS_TIGER)
+   if(request.algo_name() == "Tiger")
+      return new Tiger(request.arg_as_u32bit(0, 24), // hash output
+                       request.arg_as_u32bit(1, 3)); // # passes
+#endif
+
+#if defined(BOTAN_HAS_WHIRLPOOL)
+   if(request.algo_name() == "Whirlpool")
+      return new Whirlpool;
+#endif
+
+#if defined(BOTAN_HAS_PARALLEL_HASH)
+
+   if(request.algo_name() == "Parallel")
+      {
+      std::vector<const HashFunction*> hash_prototypes;
+
+      /* First pass, just get the prototypes (no memory allocation). Then
+         if all were found, replace each prototype with a newly created clone
+      */
+      for(size_t i = 0; i != request.arg_count(); ++i)
+         {
+         const HashFunction* hash = af.prototype_hash_function(request.arg(i));
+         if(!hash)
+            return 0;
+
+         hash_prototypes.push_back(hash);
+         }
+
+      std::vector<HashFunction*> hashes;
+      for(size_t i = 0; i != hash_prototypes.size(); ++i)
+         hashes.push_back(hash_prototypes[i]->clone());
+
+      return new Parallel(hashes);
+      }
+
+#endif
+
+   return 0;
+   }
+
+}
-- 
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