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authormadmaxoft <github@xoft.cz>2014-01-22 22:26:40 +0100
committermadmaxoft <github@xoft.cz>2014-01-22 22:26:40 +0100
commit34f13d589a2ebbcae9230732c7a763b3cdd88b41 (patch)
tree4f7bad4f90ca8f7a896d83951804f0207082cafb /lib/cryptopp/shacal2.cpp
parentReplacing CryptoPP with PolarSSL. (diff)
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Diffstat (limited to '')
-rw-r--r--lib/cryptopp/shacal2.cpp140
1 files changed, 0 insertions, 140 deletions
diff --git a/lib/cryptopp/shacal2.cpp b/lib/cryptopp/shacal2.cpp
deleted file mode 100644
index b0360e404..000000000
--- a/lib/cryptopp/shacal2.cpp
+++ /dev/null
@@ -1,140 +0,0 @@
-// shacal2.cpp - by Kevin Springle, 2003
-//
-// Portions of this code were derived from
-// Wei Dai's implementation of SHA-2
-//
-// The original code and all modifications are in the public domain.
-
-#include "pch.h"
-#include "shacal2.h"
-#include "misc.h"
-
-NAMESPACE_BEGIN(CryptoPP)
-
-// SHACAL-2 function and round definitions
-
-#define S0(x) (rotrFixed(x,2)^rotrFixed(x,13)^rotrFixed(x,22))
-#define S1(x) (rotrFixed(x,6)^rotrFixed(x,11)^rotrFixed(x,25))
-#define s0(x) (rotrFixed(x,7)^rotrFixed(x,18)^(x>>3))
-#define s1(x) (rotrFixed(x,17)^rotrFixed(x,19)^(x>>10))
-
-#define Ch(x,y,z) (z^(x&(y^z)))
-#define Maj(x,y,z) ((x&y)|(z&(x|y)))
-
-/* R is the SHA-256 round function. */
-/* This macro increments the k argument as a side effect. */
-#define R(a,b,c,d,e,f,g,h,k) \
- h+=S1(e)+Ch(e,f,g)+*k++;d+=h;h+=S0(a)+Maj(a,b,c);
-
-/* P is the inverse of the SHA-256 round function. */
-/* This macro decrements the k argument as a side effect. */
-#define P(a,b,c,d,e,f,g,h,k) \
- h-=S0(a)+Maj(a,b,c);d-=h;h-=S1(e)+Ch(e,f,g)+*--k;
-
-void SHACAL2::Base::UncheckedSetKey(const byte *userKey, unsigned int keylen, const NameValuePairs &)
-{
- AssertValidKeyLength(keylen);
-
- word32 *rk = m_key;
- unsigned int i;
-
- GetUserKey(BIG_ENDIAN_ORDER, rk, m_key.size(), userKey, keylen);
- for (i = 0; i < 48; i++, rk++)
- {
- rk[16] = rk[0] + s0(rk[1]) + rk[9] + s1(rk[14]);
- rk[0] += K[i];
- }
- for (i = 48; i < 64; i++, rk++)
- {
- rk[0] += K[i];
- }
-}
-
-typedef BlockGetAndPut<word32, BigEndian> Block;
-
-void SHACAL2::Enc::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const
-{
- word32 a, b, c, d, e, f, g, h;
- const word32 *rk = m_key;
-
- /*
- * map byte array block to cipher state:
- */
- Block::Get(inBlock)(a)(b)(c)(d)(e)(f)(g)(h);
-
- // Perform SHA-256 transformation.
-
- /* 64 operations, partially loop unrolled */
- for (unsigned int j=0; j<64; j+=8)
- {
- R(a,b,c,d,e,f,g,h,rk);
- R(h,a,b,c,d,e,f,g,rk);
- R(g,h,a,b,c,d,e,f,rk);
- R(f,g,h,a,b,c,d,e,rk);
- R(e,f,g,h,a,b,c,d,rk);
- R(d,e,f,g,h,a,b,c,rk);
- R(c,d,e,f,g,h,a,b,rk);
- R(b,c,d,e,f,g,h,a,rk);
- }
-
- /*
- * map cipher state to byte array block:
- */
-
- Block::Put(xorBlock, outBlock)(a)(b)(c)(d)(e)(f)(g)(h);
-}
-
-void SHACAL2::Dec::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const
-{
- word32 a, b, c, d, e, f, g, h;
- const word32 *rk = m_key + 64;
-
- /*
- * map byte array block to cipher state:
- */
- Block::Get(inBlock)(a)(b)(c)(d)(e)(f)(g)(h);
-
- // Perform inverse SHA-256 transformation.
-
- /* 64 operations, partially loop unrolled */
- for (unsigned int j=0; j<64; j+=8)
- {
- P(b,c,d,e,f,g,h,a,rk);
- P(c,d,e,f,g,h,a,b,rk);
- P(d,e,f,g,h,a,b,c,rk);
- P(e,f,g,h,a,b,c,d,rk);
- P(f,g,h,a,b,c,d,e,rk);
- P(g,h,a,b,c,d,e,f,rk);
- P(h,a,b,c,d,e,f,g,rk);
- P(a,b,c,d,e,f,g,h,rk);
- }
-
- /*
- * map cipher state to byte array block:
- */
-
- Block::Put(xorBlock, outBlock)(a)(b)(c)(d)(e)(f)(g)(h);
-}
-
-// The SHACAL-2 round constants are identical to the SHA-256 round constants.
-const word32 SHACAL2::Base::K[64] =
-{
- 0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5,
- 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
- 0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3,
- 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,
- 0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc,
- 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,
- 0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7,
- 0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967,
- 0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13,
- 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85,
- 0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3,
- 0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070,
- 0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5,
- 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3,
- 0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208,
- 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2
-};
-
-NAMESPACE_END