From 6894dca64c04936d07048c0e8cbf7e25858548c3 Mon Sep 17 00:00:00 2001
From: lloyd <lloyd@randombit.net>
Date: Fri, 10 Jan 2014 03:41:59 +0000
Subject: Move lib into src

---
 src/lib/hash/rmd128/info.txt   |   5 ++
 src/lib/hash/rmd128/rmd128.cpp | 176 +++++++++++++++++++++++++++++++++++++++++
 src/lib/hash/rmd128/rmd128.h   |  38 +++++++++
 3 files changed, 219 insertions(+)
 create mode 100644 src/lib/hash/rmd128/info.txt
 create mode 100644 src/lib/hash/rmd128/rmd128.cpp
 create mode 100644 src/lib/hash/rmd128/rmd128.h

(limited to 'src/lib/hash/rmd128')

diff --git a/src/lib/hash/rmd128/info.txt b/src/lib/hash/rmd128/info.txt
new file mode 100644
index 000000000..7d2a4eacd
--- /dev/null
+++ b/src/lib/hash/rmd128/info.txt
@@ -0,0 +1,5 @@
+define RIPEMD_128 20131128
+
+<requires>
+mdx_hash
+</requires>
diff --git a/src/lib/hash/rmd128/rmd128.cpp b/src/lib/hash/rmd128/rmd128.cpp
new file mode 100644
index 000000000..cab4adf8b
--- /dev/null
+++ b/src/lib/hash/rmd128/rmd128.cpp
@@ -0,0 +1,176 @@
+/*
+* RIPEMD-128
+* (C) 1999-2007 Jack Lloyd
+*
+* Distributed under the terms of the Botan license
+*/
+
+#include <botan/rmd128.h>
+#include <botan/loadstor.h>
+#include <botan/rotate.h>
+
+namespace Botan {
+
+namespace RIPEMD_128_F {
+
+/*
+* RIPEMD-128 F1 Function
+*/
+inline void F1(u32bit& A, u32bit B, u32bit C, u32bit D,
+               u32bit msg, u32bit shift)
+   {
+   A += (B ^ C ^ D) + msg;
+   A  = rotate_left(A, shift);
+   }
+
+/*
+* RIPEMD-128 F2 Function
+*/
+inline void F2(u32bit& A, u32bit B, u32bit C, u32bit D,
+               u32bit msg, u32bit shift, u32bit magic)
+   {
+   A += (D ^ (B & (C ^ D))) + msg + magic;
+   A  = rotate_left(A, shift);
+   }
+
+/*
+* RIPEMD-128 F3 Function
+*/
+inline void F3(u32bit& A, u32bit B, u32bit C, u32bit D,
+               u32bit msg, u32bit shift, u32bit magic)
+   {
+   A += (D ^ (B | ~C)) + msg + magic;
+   A  = rotate_left(A, shift);
+   }
+
+/*
+* RIPEMD-128 F4 Function
+*/
+inline void F4(u32bit& A, u32bit B, u32bit C, u32bit D,
+               u32bit msg, u32bit shift, u32bit magic)
+   {
+   A += (C ^ (D & (B ^ C))) + msg + magic;
+   A  = rotate_left(A, shift);
+   }
+
+}
+
+/*
+* RIPEMD-128 Compression Function
+*/
+void RIPEMD_128::compress_n(const byte input[], size_t blocks)
+   {
+   using namespace RIPEMD_128_F;
+
+   const u32bit MAGIC2 = 0x5A827999, MAGIC3 = 0x6ED9EBA1,
+                MAGIC4 = 0x8F1BBCDC, MAGIC5 = 0x50A28BE6,
+                MAGIC6 = 0x5C4DD124, MAGIC7 = 0x6D703EF3;
+
+   for(size_t i = 0; i != blocks; ++i)
+      {
+      load_le(&M[0], input, M.size());
+
+      u32bit A1 = digest[0], A2 = A1, B1 = digest[1], B2 = B1,
+             C1 = digest[2], C2 = C1, D1 = digest[3], D2 = D1;
+
+      F1(A1,B1,C1,D1,M[ 0],11       );   F4(A2,B2,C2,D2,M[ 5], 8,MAGIC5);
+      F1(D1,A1,B1,C1,M[ 1],14       );   F4(D2,A2,B2,C2,M[14], 9,MAGIC5);
+      F1(C1,D1,A1,B1,M[ 2],15       );   F4(C2,D2,A2,B2,M[ 7], 9,MAGIC5);
+      F1(B1,C1,D1,A1,M[ 3],12       );   F4(B2,C2,D2,A2,M[ 0],11,MAGIC5);
+      F1(A1,B1,C1,D1,M[ 4], 5       );   F4(A2,B2,C2,D2,M[ 9],13,MAGIC5);
+      F1(D1,A1,B1,C1,M[ 5], 8       );   F4(D2,A2,B2,C2,M[ 2],15,MAGIC5);
+      F1(C1,D1,A1,B1,M[ 6], 7       );   F4(C2,D2,A2,B2,M[11],15,MAGIC5);
+      F1(B1,C1,D1,A1,M[ 7], 9       );   F4(B2,C2,D2,A2,M[ 4], 5,MAGIC5);
+      F1(A1,B1,C1,D1,M[ 8],11       );   F4(A2,B2,C2,D2,M[13], 7,MAGIC5);
+      F1(D1,A1,B1,C1,M[ 9],13       );   F4(D2,A2,B2,C2,M[ 6], 7,MAGIC5);
+      F1(C1,D1,A1,B1,M[10],14       );   F4(C2,D2,A2,B2,M[15], 8,MAGIC5);
+      F1(B1,C1,D1,A1,M[11],15       );   F4(B2,C2,D2,A2,M[ 8],11,MAGIC5);
+      F1(A1,B1,C1,D1,M[12], 6       );   F4(A2,B2,C2,D2,M[ 1],14,MAGIC5);
+      F1(D1,A1,B1,C1,M[13], 7       );   F4(D2,A2,B2,C2,M[10],14,MAGIC5);
+      F1(C1,D1,A1,B1,M[14], 9       );   F4(C2,D2,A2,B2,M[ 3],12,MAGIC5);
+      F1(B1,C1,D1,A1,M[15], 8       );   F4(B2,C2,D2,A2,M[12], 6,MAGIC5);
+
+      F2(A1,B1,C1,D1,M[ 7], 7,MAGIC2);   F3(A2,B2,C2,D2,M[ 6], 9,MAGIC6);
+      F2(D1,A1,B1,C1,M[ 4], 6,MAGIC2);   F3(D2,A2,B2,C2,M[11],13,MAGIC6);
+      F2(C1,D1,A1,B1,M[13], 8,MAGIC2);   F3(C2,D2,A2,B2,M[ 3],15,MAGIC6);
+      F2(B1,C1,D1,A1,M[ 1],13,MAGIC2);   F3(B2,C2,D2,A2,M[ 7], 7,MAGIC6);
+      F2(A1,B1,C1,D1,M[10],11,MAGIC2);   F3(A2,B2,C2,D2,M[ 0],12,MAGIC6);
+      F2(D1,A1,B1,C1,M[ 6], 9,MAGIC2);   F3(D2,A2,B2,C2,M[13], 8,MAGIC6);
+      F2(C1,D1,A1,B1,M[15], 7,MAGIC2);   F3(C2,D2,A2,B2,M[ 5], 9,MAGIC6);
+      F2(B1,C1,D1,A1,M[ 3],15,MAGIC2);   F3(B2,C2,D2,A2,M[10],11,MAGIC6);
+      F2(A1,B1,C1,D1,M[12], 7,MAGIC2);   F3(A2,B2,C2,D2,M[14], 7,MAGIC6);
+      F2(D1,A1,B1,C1,M[ 0],12,MAGIC2);   F3(D2,A2,B2,C2,M[15], 7,MAGIC6);
+      F2(C1,D1,A1,B1,M[ 9],15,MAGIC2);   F3(C2,D2,A2,B2,M[ 8],12,MAGIC6);
+      F2(B1,C1,D1,A1,M[ 5], 9,MAGIC2);   F3(B2,C2,D2,A2,M[12], 7,MAGIC6);
+      F2(A1,B1,C1,D1,M[ 2],11,MAGIC2);   F3(A2,B2,C2,D2,M[ 4], 6,MAGIC6);
+      F2(D1,A1,B1,C1,M[14], 7,MAGIC2);   F3(D2,A2,B2,C2,M[ 9],15,MAGIC6);
+      F2(C1,D1,A1,B1,M[11],13,MAGIC2);   F3(C2,D2,A2,B2,M[ 1],13,MAGIC6);
+      F2(B1,C1,D1,A1,M[ 8],12,MAGIC2);   F3(B2,C2,D2,A2,M[ 2],11,MAGIC6);
+
+      F3(A1,B1,C1,D1,M[ 3],11,MAGIC3);   F2(A2,B2,C2,D2,M[15], 9,MAGIC7);
+      F3(D1,A1,B1,C1,M[10],13,MAGIC3);   F2(D2,A2,B2,C2,M[ 5], 7,MAGIC7);
+      F3(C1,D1,A1,B1,M[14], 6,MAGIC3);   F2(C2,D2,A2,B2,M[ 1],15,MAGIC7);
+      F3(B1,C1,D1,A1,M[ 4], 7,MAGIC3);   F2(B2,C2,D2,A2,M[ 3],11,MAGIC7);
+      F3(A1,B1,C1,D1,M[ 9],14,MAGIC3);   F2(A2,B2,C2,D2,M[ 7], 8,MAGIC7);
+      F3(D1,A1,B1,C1,M[15], 9,MAGIC3);   F2(D2,A2,B2,C2,M[14], 6,MAGIC7);
+      F3(C1,D1,A1,B1,M[ 8],13,MAGIC3);   F2(C2,D2,A2,B2,M[ 6], 6,MAGIC7);
+      F3(B1,C1,D1,A1,M[ 1],15,MAGIC3);   F2(B2,C2,D2,A2,M[ 9],14,MAGIC7);
+      F3(A1,B1,C1,D1,M[ 2],14,MAGIC3);   F2(A2,B2,C2,D2,M[11],12,MAGIC7);
+      F3(D1,A1,B1,C1,M[ 7], 8,MAGIC3);   F2(D2,A2,B2,C2,M[ 8],13,MAGIC7);
+      F3(C1,D1,A1,B1,M[ 0],13,MAGIC3);   F2(C2,D2,A2,B2,M[12], 5,MAGIC7);
+      F3(B1,C1,D1,A1,M[ 6], 6,MAGIC3);   F2(B2,C2,D2,A2,M[ 2],14,MAGIC7);
+      F3(A1,B1,C1,D1,M[13], 5,MAGIC3);   F2(A2,B2,C2,D2,M[10],13,MAGIC7);
+      F3(D1,A1,B1,C1,M[11],12,MAGIC3);   F2(D2,A2,B2,C2,M[ 0],13,MAGIC7);
+      F3(C1,D1,A1,B1,M[ 5], 7,MAGIC3);   F2(C2,D2,A2,B2,M[ 4], 7,MAGIC7);
+      F3(B1,C1,D1,A1,M[12], 5,MAGIC3);   F2(B2,C2,D2,A2,M[13], 5,MAGIC7);
+
+      F4(A1,B1,C1,D1,M[ 1],11,MAGIC4);   F1(A2,B2,C2,D2,M[ 8],15       );
+      F4(D1,A1,B1,C1,M[ 9],12,MAGIC4);   F1(D2,A2,B2,C2,M[ 6], 5       );
+      F4(C1,D1,A1,B1,M[11],14,MAGIC4);   F1(C2,D2,A2,B2,M[ 4], 8       );
+      F4(B1,C1,D1,A1,M[10],15,MAGIC4);   F1(B2,C2,D2,A2,M[ 1],11       );
+      F4(A1,B1,C1,D1,M[ 0],14,MAGIC4);   F1(A2,B2,C2,D2,M[ 3],14       );
+      F4(D1,A1,B1,C1,M[ 8],15,MAGIC4);   F1(D2,A2,B2,C2,M[11],14       );
+      F4(C1,D1,A1,B1,M[12], 9,MAGIC4);   F1(C2,D2,A2,B2,M[15], 6       );
+      F4(B1,C1,D1,A1,M[ 4], 8,MAGIC4);   F1(B2,C2,D2,A2,M[ 0],14       );
+      F4(A1,B1,C1,D1,M[13], 9,MAGIC4);   F1(A2,B2,C2,D2,M[ 5], 6       );
+      F4(D1,A1,B1,C1,M[ 3],14,MAGIC4);   F1(D2,A2,B2,C2,M[12], 9       );
+      F4(C1,D1,A1,B1,M[ 7], 5,MAGIC4);   F1(C2,D2,A2,B2,M[ 2],12       );
+      F4(B1,C1,D1,A1,M[15], 6,MAGIC4);   F1(B2,C2,D2,A2,M[13], 9       );
+      F4(A1,B1,C1,D1,M[14], 8,MAGIC4);   F1(A2,B2,C2,D2,M[ 9],12       );
+      F4(D1,A1,B1,C1,M[ 5], 6,MAGIC4);   F1(D2,A2,B2,C2,M[ 7], 5       );
+      F4(C1,D1,A1,B1,M[ 6], 5,MAGIC4);   F1(C2,D2,A2,B2,M[10],15       );
+      F4(B1,C1,D1,A1,M[ 2],12,MAGIC4);   F1(B2,C2,D2,A2,M[14], 8       );
+
+      D2        = digest[1] + C1 + D2;
+      digest[1] = digest[2] + D1 + A2;
+      digest[2] = digest[3] + A1 + B2;
+      digest[3] = digest[0] + B1 + C2;
+      digest[0] = D2;
+
+      input += hash_block_size();
+      }
+   }
+
+/*
+* Copy out the digest
+*/
+void RIPEMD_128::copy_out(byte output[])
+   {
+   for(size_t i = 0; i != output_length(); i += 4)
+      store_le(digest[i/4], output + i);
+   }
+
+/*
+* Clear memory of sensitive data
+*/
+void RIPEMD_128::clear()
+   {
+   MDx_HashFunction::clear();
+   zeroise(M);
+   digest[0] = 0x67452301;
+   digest[1] = 0xEFCDAB89;
+   digest[2] = 0x98BADCFE;
+   digest[3] = 0x10325476;
+   }
+
+}
diff --git a/src/lib/hash/rmd128/rmd128.h b/src/lib/hash/rmd128/rmd128.h
new file mode 100644
index 000000000..e37666a27
--- /dev/null
+++ b/src/lib/hash/rmd128/rmd128.h
@@ -0,0 +1,38 @@
+/*
+* RIPEMD-128
+* (C) 1999-2007 Jack Lloyd
+*
+* Distributed under the terms of the Botan license
+*/
+
+#ifndef BOTAN_RIPEMD_128_H__
+#define BOTAN_RIPEMD_128_H__
+
+#include <botan/mdx_hash.h>
+
+namespace Botan {
+
+/**
+* RIPEMD-128
+*/
+class BOTAN_DLL RIPEMD_128 : public MDx_HashFunction
+   {
+   public:
+      std::string name() const { return "RIPEMD-128"; }
+      size_t output_length() const { return 16; }
+      HashFunction* clone() const { return new RIPEMD_128; }
+
+      void clear();
+
+      RIPEMD_128() : MDx_HashFunction(64, false, true), M(16), digest(4)
+         { clear(); }
+   private:
+      void compress_n(const byte[], size_t blocks);
+      void copy_out(byte[]);
+
+      secure_vector<u32bit> M, digest;
+   };
+
+}
+
+#endif
-- 
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