From bee2ca1cd5c59318d95d9363d82632aee253b913 Mon Sep 17 00:00:00 2001
From: lloyd <lloyd@randombit.net>
Date: Sat, 8 Nov 2008 20:58:33 +0000
Subject: Move most of the Default_Engine code into engine/def_engine, and the
 engine base classes into src/engine

---
 src/engine/def_engine/lookup_hash.cpp | 211 ++++++++++++++++++++++++++++++++++
 1 file changed, 211 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..14ca5a859
--- /dev/null
+++ b/src/engine/def_engine/lookup_hash.cpp
@@ -0,0 +1,211 @@
+/*************************************************
+* Hash Algorithms Lookup                         *
+* (C) 1999-2007 Jack Lloyd                       *
+*************************************************/
+
+#include <botan/eng_def.h>
+#include <botan/lookup.h>
+#include <botan/libstate.h>
+#include <botan/parsing.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_MD4_IA32)
+  #include <botan/md4_ia32.h>
+#endif
+
+#if defined(BOTAN_HAS_MD5)
+  #include <botan/md5.h>
+#endif
+
+#if defined(BOTAN_HAS_MD5_IA32)
+  #include <botan/md5_ia32.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_SHA1_IA32)
+  #include <botan/sha1_ia32.h>
+#endif
+
+#if defined(BOTAN_HAS_SHA1_SSE2)
+  #include <botan/sha1_sse2.h>
+#endif
+
+#if defined(BOTAN_HAS_SHA1_AMD64)
+  #include <botan/sha1_amd64.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 {
+
+/*************************************************
+* Some macros to simplify control flow           *
+*************************************************/
+#define HANDLE_TYPE_NO_ARGS(NAME, TYPE)        \
+   if(algo_name == NAME)                       \
+      {                                        \
+      if(name.size() == 1)                     \
+         return new TYPE;                      \
+      throw Invalid_Algorithm_Name(algo_spec); \
+      }
+
+#define HANDLE_TYPE_TWO_U32BIT(NAME, TYPE, DEFAULT)               \
+   if(algo_name == NAME)                                          \
+      {                                                           \
+      if(name.size() == 1)                                        \
+         return new TYPE(DEFAULT);                                \
+      if(name.size() == 2)                                        \
+         return new TYPE(to_u32bit(name[1]));                     \
+      if(name.size() == 3)                                        \
+         return new TYPE(to_u32bit(name[1]), to_u32bit(name[2])); \
+      throw Invalid_Algorithm_Name(algo_spec);                    \
+      }
+
+/*************************************************
+* Look for an algorithm with this name           *
+*************************************************/
+HashFunction*
+Default_Engine::find_hash(const std::string& algo_spec) const
+   {
+   std::vector<std::string> name = parse_algorithm_name(algo_spec);
+   if(name.empty())
+      return 0;
+   const std::string algo_name = global_state().deref_alias(name[0]);
+
+#if defined(BOTAN_HAS_ADLER32)
+   HANDLE_TYPE_NO_ARGS("Adler32", Adler32);
+#endif
+
+#if defined(BOTAN_HAS_CRC24)
+   HANDLE_TYPE_NO_ARGS("CRC24", CRC24);
+#endif
+
+#if defined(BOTAN_HAS_CRC32)
+   HANDLE_TYPE_NO_ARGS("CRC32", CRC32);
+#endif
+
+#if defined(BOTAN_HAS_FORK_256)
+   HANDLE_TYPE_NO_ARGS("FORK-256", FORK_256);
+#endif
+
+#if defined(BOTAN_HAS_HAS_160)
+   HANDLE_TYPE_NO_ARGS("HAS-160", HAS_160);
+#endif
+
+#if defined(BOTAN_HAS_MD2)
+   HANDLE_TYPE_NO_ARGS("MD2", MD2);
+#endif
+
+#if defined(BOTAN_HAS_MD4_IA32)
+   HANDLE_TYPE_NO_ARGS("MD4", MD4_IA32);
+#elif defined(BOTAN_HAS_MD4)
+   HANDLE_TYPE_NO_ARGS("MD4", MD4);
+#endif
+
+#if defined(BOTAN_HAS_MD5_IA32)
+   HANDLE_TYPE_NO_ARGS("MD5", MD5_IA32);
+#elif defined(BOTAN_HAS_MD5)
+   HANDLE_TYPE_NO_ARGS("MD5", MD5);
+#endif
+
+#if defined(BOTAN_HAS_RIPEMD_128)
+   HANDLE_TYPE_NO_ARGS("RIPEMD-128", RIPEMD_128);
+#endif
+
+#if defined(BOTAN_HAS_RIPEMD_160)
+   HANDLE_TYPE_NO_ARGS("RIPEMD-160", RIPEMD_160);
+#endif
+
+#if defined(BOTAN_HAS_SHA1_SSE2)
+   HANDLE_TYPE_NO_ARGS("SHA-160", SHA_160_SSE2);
+#elif defined(BOTAN_HAS_SHA1_AMD64)
+   HANDLE_TYPE_NO_ARGS("SHA-160", SHA_160_AMD64);
+#elif defined(BOTAN_HAS_SHA1_IA32)
+   HANDLE_TYPE_NO_ARGS("SHA-160", SHA_160_IA32);
+#elif defined(BOTAN_HAS_SHA1)
+   HANDLE_TYPE_NO_ARGS("SHA-160", SHA_160);
+#endif
+
+#if defined(BOTAN_HAS_SHA2)
+   HANDLE_TYPE_NO_ARGS("SHA-224", SHA_224);
+   HANDLE_TYPE_NO_ARGS("SHA-256", SHA_256);
+   HANDLE_TYPE_NO_ARGS("SHA-384", SHA_384);
+   HANDLE_TYPE_NO_ARGS("SHA-512", SHA_512);
+#endif
+
+#if defined(BOTAN_HAS_TIGER)
+   HANDLE_TYPE_TWO_U32BIT("Tiger", Tiger, 24);
+#endif
+
+#if defined(BOTAN_HAS_WHIRLPOOL)
+   HANDLE_TYPE_NO_ARGS("Whirlpool", Whirlpool);
+#endif
+
+#if defined(BOTAN_HAS_PARALLEL_HASH)
+   if(algo_name == "Parallel")
+      {
+      if(name.size() < 2)
+         throw Invalid_Algorithm_Name(algo_spec);
+      name.erase(name.begin());
+      return new Parallel(name);
+      }
+#endif
+
+   return 0;
+   }
+
+}
-- 
cgit v1.2.3