1 files changed, 0 insertions, 147 deletions
diff --git a/botan/src/stream/wid_wake/wid_wake.cpp b/botan/src/stream/wid_wake/wid_wake.cpp
deleted file mode 100644
index 1dc0fd7..0000000
--- a/botan/src/stream/wid_wake/wid_wake.cpp
+++ /dev/null
@@ -1,147 +0,0 @@
-/*
-* WiderWake
-* (C) 1999-2007 Jack Lloyd
-*
-* Distributed under the terms of the Botan license
-*/
-
-#include <botan/wid_wake.h>
-#include <botan/loadstor.h>
-#include <botan/xor_buf.h>
-
-namespace Botan {
-
-/*
-* Combine cipher stream with message
-*/
-void WiderWake_41_BE::cipher(const byte in[], byte out[], u32bit length)
-   {
-   while(length >= buffer.size() - position)
-      {
-      xor_buf(out, in, buffer + position, buffer.size() - position);
-      length -= (buffer.size() - position);
-      in += (buffer.size() - position);
-      out += (buffer.size() - position);
-      generate(buffer.size());
-      }
-   xor_buf(out, in, buffer + position, length);
-   position += length;
-   }
-
-/*
-* Generate cipher stream
-*/
-void WiderWake_41_BE::generate(u32bit length)
-   {
-   u32bit R0 = state[0], R1 = state[1],
-          R2 = state[2], R3 = state[3],
-          R4 = state[4];
-
-   for(u32bit j = 0; j != length; j += 8)
-      {
-      u32bit R0a;
-
-      store_be(R3, buffer + j);
-
-      R0a = R4 + R3; R3 += R2; R2 += R1; R1 += R0;
-      R0a = (R0a >> 8) ^ T[(R0a & 0xFF)];
-      R1  = (R1  >> 8) ^ T[(R1  & 0xFF)];
-      R2  = (R2  >> 8) ^ T[(R2  & 0xFF)];
-      R3  = (R3  >> 8) ^ T[(R3  & 0xFF)];
-      R4 = R0; R0 = R0a;
-
-      store_be(R3, buffer + j + 4);
-
-      R0a = R4 + R3; R3 += R2; R2 += R1; R1 += R0;
-      R0a = (R0a >> 8) ^ T[(R0a & 0xFF)];
-      R1  = (R1  >> 8) ^ T[(R1  & 0xFF)];
-      R2  = (R2  >> 8) ^ T[(R2  & 0xFF)];
-      R3  = (R3  >> 8) ^ T[(R3  & 0xFF)];
-      R4 = R0; R0 = R0a;
-      }
-
-   state[0] = R0;
-   state[1] = R1;
-   state[2] = R2;
-   state[3] = R3;
-   state[4] = R4;
-
-   position = 0;
-   }
-
-/*
-* WiderWake Key Schedule
-*/
-void WiderWake_41_BE::key_schedule(const byte key[], u32bit)
-   {
-   for(u32bit j = 0; j != 4; ++j)
-      t_key[j] = load_be<u32bit>(key, j);
-
-   static const u32bit MAGIC[8] = {
-      0x726A8F3B, 0xE69A3B5C, 0xD3C71FE5, 0xAB3C73D2,
-      0x4D3A8EB3, 0x0396D6E8, 0x3D4C2F7A, 0x9EE27CF3 };
-
-   for(u32bit j = 0; j != 4; ++j)
-      T[j] = t_key[j];
-   for(u32bit j = 4; j != 256; ++j)
-      {
-      u32bit X = T[j-1] + T[j-4];
-      T[j] = (X >> 3) ^ MAGIC[X % 8];
-      }
-   for(u32bit j = 0; j != 23; ++j)
-      T[j] += T[j+89];
-
-   u32bit X = T[33];
-   u32bit Z = (T[59] | 0x01000001) & 0xFF7FFFFF;
-   for(u32bit j = 0; j != 256; ++j)
-      {
-      X = (X & 0xFF7FFFFF) + Z;
-      T[j] = (T[j] & 0x00FFFFFF) ^ X;
-      }
-   X = (T[X & 0xFF] ^ X) & 0xFF;
-   Z = T[0];
-   T[0] = T[X];
-   for(u32bit j = 1; j != 256; ++j)
-      {
-      T[X] = T[j];
-      X = (T[j ^ X] ^ X) & 0xFF;
-      T[j] = T[X];
-      }
-   T[X] = Z;
-
-   position = 0;
-   const byte iv[8] = { 0 };
-   resync(iv, 8);
-   }
-
-/*
-* Resynchronization
-*/
-void WiderWake_41_BE::resync(const byte iv[], u32bit length)
-   {
-   if(length != 8)
-      throw Invalid_IV_Length(name(), length);
-
-   for(u32bit j = 0; j != 4; ++j)
-      state[j] = t_key[j];
-   state[4] = load_be<u32bit>(iv, 0);
-   state[0] ^= state[4];
-   state[2] ^= load_be<u32bit>(iv, 1);
-
-   generate(8*4);
-   generate(buffer.size());
-   }
-
-/*
-* Clear memory of sensitive data
-*/
-void WiderWake_41_BE::clear() throw()
-   {
-   position = 0;
-   t_key.clear();
-   state.clear();
-   T.clear();
-   buffer.clear();
-   }
-
-}