diff options
Diffstat (limited to 'comm/third_party/botan/src/lib/block/serpent/serpent_sbox.h')
| -rw-r--r-- | comm/third_party/botan/src/lib/block/serpent/serpent_sbox.h | 446 |
1 files changed, 446 insertions, 0 deletions
diff --git a/comm/third_party/botan/src/lib/block/serpent/serpent_sbox.h b/comm/third_party/botan/src/lib/block/serpent/serpent_sbox.h new file mode 100644 index 0000000000..31471e7247 --- /dev/null +++ b/comm/third_party/botan/src/lib/block/serpent/serpent_sbox.h @@ -0,0 +1,446 @@ +/* +* Serpent SBox Expressions +* (C) 1999-2007,2013 Jack Lloyd +* +* The sbox expressions used here were discovered by Dag Arne Osvik and +* are described in his paper "Speeding Up Serpent". +* +* Botan is released under the Simplified BSD License (see license.txt) +*/ + +#ifndef BOTAN_SERPENT_SBOX_H_ +#define BOTAN_SERPENT_SBOX_H_ + +#include <botan/build.h> + +template<typename T> +BOTAN_FORCE_INLINE void SBoxE0(T& a, T& b, T& c, T& d) + { + d ^= a; + T t0 = b; + b &= d; + t0 ^= c; + b ^= a; + a |= d; + a ^= t0; + t0 ^= d; + d ^= c; + c |= b; + c ^= t0; + t0 = ~t0; + t0 |= b; + b ^= d; + b ^= t0; + d |= a; + b ^= d; + t0 ^= d; + d = a; + a = b; + b = t0; + } + +template<typename T> +BOTAN_FORCE_INLINE void SBoxE1(T& a, T& b, T& c, T& d) + { + a = ~a; + c = ~c; + T t0 = a; + a &= b; + c ^= a; + a |= d; + d ^= c; + b ^= a; + a ^= t0; + t0 |= b; + b ^= d; + c |= a; + c &= t0; + a ^= b; + b &= c; + b ^= a; + a &= c; + t0 ^= a; + a = c; + c = d; + d = b; + b = t0; + } + +template<typename T> +BOTAN_FORCE_INLINE void SBoxE2(T& a, T& b, T& c, T& d) + { + T t0 = a; + a &= c; + a ^= d; + c ^= b; + c ^= a; + d |= t0; + d ^= b; + t0 ^= c; + b = d; + d |= t0; + d ^= a; + a &= b; + t0 ^= a; + b ^= d; + b ^= t0; + a = c; + c = b; + b = d; + d = ~t0; + } + +template<typename T> +BOTAN_FORCE_INLINE void SBoxE3(T& a, T& b, T& c, T& d) + { + T t0 = a; + a |= d; + d ^= b; + b &= t0; + t0 ^= c; + c ^= d; + d &= a; + t0 |= b; + d ^= t0; + a ^= b; + t0 &= a; + b ^= d; + t0 ^= c; + b |= a; + b ^= c; + a ^= d; + c = b; + b |= d; + a ^= b; + b = c; + c = d; + d = t0; + } + +template<typename T> +BOTAN_FORCE_INLINE void SBoxE4(T& a, T& b, T& c, T& d) + { + b ^= d; + d = ~d; + c ^= d; + d ^= a; + T t0 = b; + b &= d; + b ^= c; + t0 ^= d; + a ^= t0; + c &= t0; + c ^= a; + a &= b; + d ^= a; + t0 |= b; + t0 ^= a; + a |= d; + a ^= c; + c &= d; + a = ~a; + t0 ^= c; + c = a; + a = b; + b = t0; + } + +template<typename T> +BOTAN_FORCE_INLINE void SBoxE5(T& a, T& b, T& c, T& d) + { + a ^= b; + b ^= d; + d = ~d; + T t0 = b; + b &= a; + c ^= d; + b ^= c; + c |= t0; + t0 ^= d; + d &= b; + d ^= a; + t0 ^= b; + t0 ^= c; + c ^= a; + a &= d; + c = ~c; + a ^= t0; + t0 |= d; + t0 ^= c; + c = a; + a = b; + b = d; + d = t0; + } + +template<typename T> +BOTAN_FORCE_INLINE void SBoxE6(T& a, T& b, T& c, T& d) + { + c = ~c; + T t0 = d; + d &= a; + a ^= t0; + d ^= c; + c |= t0; + b ^= d; + c ^= a; + a |= b; + c ^= b; + t0 ^= a; + a |= d; + a ^= c; + t0 ^= d; + t0 ^= a; + d = ~d; + c &= t0; + d ^= c; + c = t0; + } + +template<typename T> +BOTAN_FORCE_INLINE void SBoxE7(T& a, T& b, T& c, T& d) + { + T t0 = b; + b |= c; + b ^= d; + t0 ^= c; + c ^= b; + d |= t0; + d &= a; + t0 ^= c; + d ^= b; + b |= t0; + b ^= a; + a |= t0; + a ^= c; + b ^= t0; + c ^= b; + b &= a; + b ^= t0; + c = ~c; + c |= a; + t0 ^= c; + c = b; + b = d; + d = a; + a = t0; + } + +template<typename T> +BOTAN_FORCE_INLINE void SBoxD0(T& a, T& b, T& c, T& d) + { + c = ~c; + T t0 = b; + b |= a; + t0 = ~t0; + b ^= c; + c |= t0; + b ^= d; + a ^= t0; + c ^= a; + a &= d; + t0 ^= a; + a |= b; + a ^= c; + d ^= t0; + c ^= b; + d ^= a; + d ^= b; + c &= d; + t0 ^= c; + c = b; + b = t0; + } + +template<typename T> +BOTAN_FORCE_INLINE void SBoxD1(T& a, T& b, T& c, T& d) + { + T t0 = b; + b ^= d; + d &= b; + t0 ^= c; + d ^= a; + a |= b; + c ^= d; + a ^= t0; + a |= c; + b ^= d; + a ^= b; + b |= d; + b ^= a; + t0 = ~t0; + t0 ^= b; + b |= a; + b ^= a; + b |= t0; + d ^= b; + b = a; + a = t0; + t0 = c; + c = d; + d = t0; + } + +template<typename T> +BOTAN_FORCE_INLINE void SBoxD2(T& a, T& b, T& c, T& d) + { + c ^= d; + d ^= a; + T t0 = d; + d &= c; + d ^= b; + b |= c; + b ^= t0; + t0 &= d; + c ^= d; + t0 &= a; + t0 ^= c; + c &= b; + c |= a; + d = ~d; + c ^= d; + a ^= d; + a &= b; + d ^= t0; + d ^= a; + a = b; + b = t0; + } + +template<typename T> +BOTAN_FORCE_INLINE void SBoxD3(T& a, T& b, T& c, T& d) + { + T t0 = c; + c ^= b; + a ^= c; + t0 &= c; + t0 ^= a; + a &= b; + b ^= d; + d |= t0; + c ^= d; + a ^= d; + b ^= t0; + d &= c; + d ^= b; + b ^= a; + b |= c; + a ^= d; + b ^= t0; + a ^= b; + t0 = a; + a = c; + c = d; + d = t0; + } + +template<typename T> +BOTAN_FORCE_INLINE void SBoxD4(T& a, T& b, T& c, T& d) + { + T t0 = c; + c &= d; + c ^= b; + b |= d; + b &= a; + t0 ^= c; + t0 ^= b; + b &= c; + a = ~a; + d ^= t0; + b ^= d; + d &= a; + d ^= c; + a ^= b; + c &= a; + d ^= a; + c ^= t0; + c |= d; + d ^= a; + c ^= b; + b = d; + d = t0; + } + +template<typename T> +BOTAN_FORCE_INLINE void SBoxD5(T& a, T& b, T& c, T& d) + { + b = ~b; + T t0 = d; + c ^= b; + d |= a; + d ^= c; + c |= b; + c &= a; + t0 ^= d; + c ^= t0; + t0 |= a; + t0 ^= b; + b &= c; + b ^= d; + t0 ^= c; + d &= t0; + t0 ^= b; + d ^= t0; + t0 = ~t0; + d ^= a; + a = b; + b = t0; + t0 = d; + d = c; + c = t0; + } + +template<typename T> +BOTAN_FORCE_INLINE void SBoxD6(T& a, T& b, T& c, T& d) + { + a ^= c; + T t0 = c; + c &= a; + t0 ^= d; + c = ~c; + d ^= b; + c ^= d; + t0 |= a; + a ^= c; + d ^= t0; + t0 ^= b; + b &= d; + b ^= a; + a ^= d; + a |= c; + d ^= b; + t0 ^= a; + a = b; + b = c; + c = t0; + } + +template<typename T> +BOTAN_FORCE_INLINE void SBoxD7(T& a, T& b, T& c, T& d) + { + T t0 = c; + c ^= a; + a &= d; + t0 |= d; + c = ~c; + d ^= b; + b |= a; + a ^= c; + c &= t0; + d &= t0; + b ^= c; + c ^= a; + a |= c; + t0 ^= b; + a ^= d; + d ^= t0; + t0 |= a; + d ^= c; + t0 ^= c; + c = b; + b = a; + a = d; + d = t0; + } + +#endif |