1163 lines
40 KiB
C
1163 lines
40 KiB
C
/*
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Implementation by the Keccak, Keyak and Ketje Teams, namely, Guido Bertoni,
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Joan Daemen, Michaël Peeters, Gilles Van Assche and Ronny Van Keer, hereby
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denoted as "the implementer".
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For more information, feedback or questions, please refer to our websites:
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http://keccak.noekeon.org/
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http://keyak.noekeon.org/
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http://ketje.noekeon.org/
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To the extent possible under law, the implementer has waived all copyright
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and related or neighboring rights to the source code in this file.
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http://creativecommons.org/publicdomain/zero/1.0/
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*/
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#include <string.h>
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/* #include "brg_endian.h" */
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#include "KeccakP-1600-SnP.h"
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#include "SnP-Relaned.h"
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typedef unsigned char UINT8;
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typedef unsigned int UINT32;
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/* WARNING: on 8-bit and 16-bit platforms, this should be replaced by: */
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/*typedef unsigned long UINT32; */
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#define ROL32(a, offset) ((((UINT32)a) << (offset)) ^ (((UINT32)a) >> (32-(offset))))
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/* Credit to Henry S. Warren, Hacker's Delight, Addison-Wesley, 2002 */
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#define prepareToBitInterleaving(low, high, temp, temp0, temp1) \
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temp0 = (low); \
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temp = (temp0 ^ (temp0 >> 1)) & 0x22222222UL; temp0 = temp0 ^ temp ^ (temp << 1); \
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temp = (temp0 ^ (temp0 >> 2)) & 0x0C0C0C0CUL; temp0 = temp0 ^ temp ^ (temp << 2); \
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temp = (temp0 ^ (temp0 >> 4)) & 0x00F000F0UL; temp0 = temp0 ^ temp ^ (temp << 4); \
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temp = (temp0 ^ (temp0 >> 8)) & 0x0000FF00UL; temp0 = temp0 ^ temp ^ (temp << 8); \
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temp1 = (high); \
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temp = (temp1 ^ (temp1 >> 1)) & 0x22222222UL; temp1 = temp1 ^ temp ^ (temp << 1); \
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temp = (temp1 ^ (temp1 >> 2)) & 0x0C0C0C0CUL; temp1 = temp1 ^ temp ^ (temp << 2); \
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temp = (temp1 ^ (temp1 >> 4)) & 0x00F000F0UL; temp1 = temp1 ^ temp ^ (temp << 4); \
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temp = (temp1 ^ (temp1 >> 8)) & 0x0000FF00UL; temp1 = temp1 ^ temp ^ (temp << 8);
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#define toBitInterleavingAndXOR(low, high, even, odd, temp, temp0, temp1) \
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prepareToBitInterleaving(low, high, temp, temp0, temp1) \
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even ^= (temp0 & 0x0000FFFF) | (temp1 << 16); \
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odd ^= (temp0 >> 16) | (temp1 & 0xFFFF0000);
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#define toBitInterleavingAndAND(low, high, even, odd, temp, temp0, temp1) \
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prepareToBitInterleaving(low, high, temp, temp0, temp1) \
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even &= (temp0 & 0x0000FFFF) | (temp1 << 16); \
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odd &= (temp0 >> 16) | (temp1 & 0xFFFF0000);
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#define toBitInterleavingAndSet(low, high, even, odd, temp, temp0, temp1) \
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prepareToBitInterleaving(low, high, temp, temp0, temp1) \
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even = (temp0 & 0x0000FFFF) | (temp1 << 16); \
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odd = (temp0 >> 16) | (temp1 & 0xFFFF0000);
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/* Credit to Henry S. Warren, Hacker's Delight, Addison-Wesley, 2002 */
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#define prepareFromBitInterleaving(even, odd, temp, temp0, temp1) \
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temp0 = (even); \
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temp1 = (odd); \
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temp = (temp0 & 0x0000FFFF) | (temp1 << 16); \
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temp1 = (temp0 >> 16) | (temp1 & 0xFFFF0000); \
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temp0 = temp; \
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temp = (temp0 ^ (temp0 >> 8)) & 0x0000FF00UL; temp0 = temp0 ^ temp ^ (temp << 8); \
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temp = (temp0 ^ (temp0 >> 4)) & 0x00F000F0UL; temp0 = temp0 ^ temp ^ (temp << 4); \
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temp = (temp0 ^ (temp0 >> 2)) & 0x0C0C0C0CUL; temp0 = temp0 ^ temp ^ (temp << 2); \
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temp = (temp0 ^ (temp0 >> 1)) & 0x22222222UL; temp0 = temp0 ^ temp ^ (temp << 1); \
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temp = (temp1 ^ (temp1 >> 8)) & 0x0000FF00UL; temp1 = temp1 ^ temp ^ (temp << 8); \
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temp = (temp1 ^ (temp1 >> 4)) & 0x00F000F0UL; temp1 = temp1 ^ temp ^ (temp << 4); \
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temp = (temp1 ^ (temp1 >> 2)) & 0x0C0C0C0CUL; temp1 = temp1 ^ temp ^ (temp << 2); \
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temp = (temp1 ^ (temp1 >> 1)) & 0x22222222UL; temp1 = temp1 ^ temp ^ (temp << 1);
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#define fromBitInterleaving(even, odd, low, high, temp, temp0, temp1) \
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prepareFromBitInterleaving(even, odd, temp, temp0, temp1) \
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low = temp0; \
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high = temp1;
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#define fromBitInterleavingAndXOR(even, odd, lowIn, highIn, lowOut, highOut, temp, temp0, temp1) \
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prepareFromBitInterleaving(even, odd, temp, temp0, temp1) \
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lowOut = lowIn ^ temp0; \
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highOut = highIn ^ temp1;
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void KeccakP1600_SetBytesInLaneToZero(void *state, unsigned int lanePosition, unsigned int offset, unsigned int length)
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{
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UINT8 laneAsBytes[8];
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UINT32 low, high;
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UINT32 temp, temp0, temp1;
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UINT32 *stateAsHalfLanes = (UINT32*)state;
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memset(laneAsBytes, 0xFF, offset);
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memset(laneAsBytes+offset, 0x00, length);
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memset(laneAsBytes+offset+length, 0xFF, 8-offset-length);
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#if (PLATFORM_BYTE_ORDER == IS_LITTLE_ENDIAN)
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low = *((UINT32*)(laneAsBytes+0));
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high = *((UINT32*)(laneAsBytes+4));
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#else
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low = laneAsBytes[0]
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| ((UINT32)(laneAsBytes[1]) << 8)
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| ((UINT32)(laneAsBytes[2]) << 16)
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| ((UINT32)(laneAsBytes[3]) << 24);
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high = laneAsBytes[4]
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| ((UINT32)(laneAsBytes[5]) << 8)
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| ((UINT32)(laneAsBytes[6]) << 16)
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| ((UINT32)(laneAsBytes[7]) << 24);
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#endif
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toBitInterleavingAndAND(low, high, stateAsHalfLanes[lanePosition*2+0], stateAsHalfLanes[lanePosition*2+1], temp, temp0, temp1);
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}
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/* ---------------------------------------------------------------- */
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void KeccakP1600_Initialize(void *state)
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{
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memset(state, 0, 200);
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}
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/* ---------------------------------------------------------------- */
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void KeccakP1600_AddByte(void *state, unsigned char byte, unsigned int offset)
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{
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unsigned int lanePosition = offset/8;
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unsigned int offsetInLane = offset%8;
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UINT32 low, high;
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UINT32 temp, temp0, temp1;
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UINT32 *stateAsHalfLanes = (UINT32*)state;
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if (offsetInLane < 4) {
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low = (UINT32)byte << (offsetInLane*8);
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high = 0;
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}
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else {
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low = 0;
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high = (UINT32)byte << ((offsetInLane-4)*8);
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}
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toBitInterleavingAndXOR(low, high, stateAsHalfLanes[lanePosition*2+0], stateAsHalfLanes[lanePosition*2+1], temp, temp0, temp1);
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}
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/* ---------------------------------------------------------------- */
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void KeccakP1600_AddBytesInLane(void *state, unsigned int lanePosition, const unsigned char *data, unsigned int offset, unsigned int length)
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{
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UINT8 laneAsBytes[8];
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UINT32 low, high;
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UINT32 temp, temp0, temp1;
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UINT32 *stateAsHalfLanes = (UINT32*)state;
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memset(laneAsBytes, 0, 8);
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memcpy(laneAsBytes+offset, data, length);
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#if (PLATFORM_BYTE_ORDER == IS_LITTLE_ENDIAN)
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low = *((UINT32*)(laneAsBytes+0));
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high = *((UINT32*)(laneAsBytes+4));
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#else
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low = laneAsBytes[0]
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| ((UINT32)(laneAsBytes[1]) << 8)
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| ((UINT32)(laneAsBytes[2]) << 16)
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| ((UINT32)(laneAsBytes[3]) << 24);
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high = laneAsBytes[4]
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| ((UINT32)(laneAsBytes[5]) << 8)
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| ((UINT32)(laneAsBytes[6]) << 16)
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| ((UINT32)(laneAsBytes[7]) << 24);
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#endif
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toBitInterleavingAndXOR(low, high, stateAsHalfLanes[lanePosition*2+0], stateAsHalfLanes[lanePosition*2+1], temp, temp0, temp1);
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}
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/* ---------------------------------------------------------------- */
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void KeccakP1600_AddLanes(void *state, const unsigned char *data, unsigned int laneCount)
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{
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#if (PLATFORM_BYTE_ORDER == IS_LITTLE_ENDIAN)
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const UINT32 * pI = (const UINT32 *)data;
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UINT32 * pS = (UINT32*)state;
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UINT32 t, x0, x1;
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int i;
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for (i = laneCount-1; i >= 0; --i) {
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#ifdef NO_MISALIGNED_ACCESSES
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UINT32 low;
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UINT32 high;
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memcpy(&low, pI++, 4);
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memcpy(&high, pI++, 4);
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toBitInterleavingAndXOR(low, high, *(pS++), *(pS++), t, x0, x1);
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#else
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toBitInterleavingAndXOR(*(pI++), *(pI++), *(pS++), *(pS++), t, x0, x1)
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#endif
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}
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#else
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unsigned int lanePosition;
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for(lanePosition=0; lanePosition<laneCount; lanePosition++) {
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UINT8 laneAsBytes[8];
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UINT32 low, high, temp, temp0, temp1;
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UINT32 *stateAsHalfLanes;
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memcpy(laneAsBytes, data+lanePosition*8, 8);
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low = laneAsBytes[0]
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| ((UINT32)(laneAsBytes[1]) << 8)
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| ((UINT32)(laneAsBytes[2]) << 16)
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| ((UINT32)(laneAsBytes[3]) << 24);
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high = laneAsBytes[4]
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| ((UINT32)(laneAsBytes[5]) << 8)
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| ((UINT32)(laneAsBytes[6]) << 16)
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| ((UINT32)(laneAsBytes[7]) << 24);
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stateAsHalfLanes = (UINT32*)state;
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toBitInterleavingAndXOR(low, high, stateAsHalfLanes[lanePosition*2+0], stateAsHalfLanes[lanePosition*2+1], temp, temp0, temp1);
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}
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#endif
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}
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/* ---------------------------------------------------------------- */
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void KeccakP1600_AddBytes(void *state, const unsigned char *data, unsigned int offset, unsigned int length)
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{
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SnP_AddBytes(state, data, offset, length, KeccakP1600_AddLanes, KeccakP1600_AddBytesInLane, 8);
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}
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/* ---------------------------------------------------------------- */
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void KeccakP1600_OverwriteBytesInLane(void *state, unsigned int lanePosition, const unsigned char *data, unsigned int offset, unsigned int length)
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{
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KeccakP1600_SetBytesInLaneToZero(state, lanePosition, offset, length);
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KeccakP1600_AddBytesInLane(state, lanePosition, data, offset, length);
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}
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/* ---------------------------------------------------------------- */
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void KeccakP1600_OverwriteLanes(void *state, const unsigned char *data, unsigned int laneCount)
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{
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#if (PLATFORM_BYTE_ORDER == IS_LITTLE_ENDIAN)
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const UINT32 * pI = (const UINT32 *)data;
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UINT32 * pS = (UINT32 *)state;
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UINT32 t, x0, x1;
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int i;
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for (i = laneCount-1; i >= 0; --i) {
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#ifdef NO_MISALIGNED_ACCESSES
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UINT32 low;
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UINT32 high;
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memcpy(&low, pI++, 4);
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memcpy(&high, pI++, 4);
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toBitInterleavingAndSet(low, high, *(pS++), *(pS++), t, x0, x1);
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#else
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toBitInterleavingAndSet(*(pI++), *(pI++), *(pS++), *(pS++), t, x0, x1)
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#endif
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}
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#else
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unsigned int lanePosition;
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for(lanePosition=0; lanePosition<laneCount; lanePosition++) {
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UINT8 laneAsBytes[8];
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UINT32 low, high, temp, temp0, temp1;
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UINT32 *stateAsHalfLanes;
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memcpy(laneAsBytes, data+lanePosition*8, 8);
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low = laneAsBytes[0]
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| ((UINT32)(laneAsBytes[1]) << 8)
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| ((UINT32)(laneAsBytes[2]) << 16)
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| ((UINT32)(laneAsBytes[3]) << 24);
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high = laneAsBytes[4]
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| ((UINT32)(laneAsBytes[5]) << 8)
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| ((UINT32)(laneAsBytes[6]) << 16)
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| ((UINT32)(laneAsBytes[7]) << 24);
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stateAsHalfLanes = (UINT32*)state;
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toBitInterleavingAndSet(low, high, stateAsHalfLanes[lanePosition*2+0], stateAsHalfLanes[lanePosition*2+1], temp, temp0, temp1);
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}
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#endif
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}
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/* ---------------------------------------------------------------- */
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void KeccakP1600_OverwriteBytes(void *state, const unsigned char *data, unsigned int offset, unsigned int length)
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{
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SnP_OverwriteBytes(state, data, offset, length, KeccakP1600_OverwriteLanes, KeccakP1600_OverwriteBytesInLane, 8);
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}
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/* ---------------------------------------------------------------- */
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void KeccakP1600_OverwriteWithZeroes(void *state, unsigned int byteCount)
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{
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UINT32 *stateAsHalfLanes = (UINT32*)state;
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unsigned int i;
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for(i=0; i<byteCount/8; i++) {
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stateAsHalfLanes[i*2+0] = 0;
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stateAsHalfLanes[i*2+1] = 0;
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}
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if (byteCount%8 != 0)
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KeccakP1600_SetBytesInLaneToZero(state, byteCount/8, 0, byteCount%8);
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}
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/* ---------------------------------------------------------------- */
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void KeccakP1600_ExtractBytesInLane(const void *state, unsigned int lanePosition, unsigned char *data, unsigned int offset, unsigned int length)
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{
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UINT32 *stateAsHalfLanes = (UINT32*)state;
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UINT32 low, high, temp, temp0, temp1;
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UINT8 laneAsBytes[8];
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fromBitInterleaving(stateAsHalfLanes[lanePosition*2], stateAsHalfLanes[lanePosition*2+1], low, high, temp, temp0, temp1);
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#if (PLATFORM_BYTE_ORDER == IS_LITTLE_ENDIAN)
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*((UINT32*)(laneAsBytes+0)) = low;
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*((UINT32*)(laneAsBytes+4)) = high;
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#else
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laneAsBytes[0] = low & 0xFF;
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laneAsBytes[1] = (low >> 8) & 0xFF;
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laneAsBytes[2] = (low >> 16) & 0xFF;
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laneAsBytes[3] = (low >> 24) & 0xFF;
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laneAsBytes[4] = high & 0xFF;
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laneAsBytes[5] = (high >> 8) & 0xFF;
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laneAsBytes[6] = (high >> 16) & 0xFF;
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laneAsBytes[7] = (high >> 24) & 0xFF;
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#endif
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memcpy(data, laneAsBytes+offset, length);
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}
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/* ---------------------------------------------------------------- */
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void KeccakP1600_ExtractLanes(const void *state, unsigned char *data, unsigned int laneCount)
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{
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#if (PLATFORM_BYTE_ORDER == IS_LITTLE_ENDIAN)
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UINT32 * pI = (UINT32 *)data;
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const UINT32 * pS = ( const UINT32 *)state;
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UINT32 t, x0, x1;
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int i;
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for (i = laneCount-1; i >= 0; --i) {
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#ifdef NO_MISALIGNED_ACCESSES
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UINT32 low;
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UINT32 high;
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fromBitInterleaving(*(pS++), *(pS++), low, high, t, x0, x1);
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memcpy(pI++, &low, 4);
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memcpy(pI++, &high, 4);
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#else
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fromBitInterleaving(*(pS++), *(pS++), *(pI++), *(pI++), t, x0, x1)
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#endif
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}
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#else
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unsigned int lanePosition;
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for(lanePosition=0; lanePosition<laneCount; lanePosition++) {
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UINT32 *stateAsHalfLanes = (UINT32*)state;
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UINT32 low, high, temp, temp0, temp1;
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UINT8 laneAsBytes[8];
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fromBitInterleaving(stateAsHalfLanes[lanePosition*2], stateAsHalfLanes[lanePosition*2+1], low, high, temp, temp0, temp1);
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laneAsBytes[0] = low & 0xFF;
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laneAsBytes[1] = (low >> 8) & 0xFF;
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laneAsBytes[2] = (low >> 16) & 0xFF;
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laneAsBytes[3] = (low >> 24) & 0xFF;
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laneAsBytes[4] = high & 0xFF;
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laneAsBytes[5] = (high >> 8) & 0xFF;
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laneAsBytes[6] = (high >> 16) & 0xFF;
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laneAsBytes[7] = (high >> 24) & 0xFF;
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memcpy(data+lanePosition*8, laneAsBytes, 8);
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}
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#endif
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}
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/* ---------------------------------------------------------------- */
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void KeccakP1600_ExtractBytes(const void *state, unsigned char *data, unsigned int offset, unsigned int length)
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{
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SnP_ExtractBytes(state, data, offset, length, KeccakP1600_ExtractLanes, KeccakP1600_ExtractBytesInLane, 8);
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}
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/* ---------------------------------------------------------------- */
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void KeccakP1600_ExtractAndAddBytesInLane(const void *state, unsigned int lanePosition, const unsigned char *input, unsigned char *output, unsigned int offset, unsigned int length)
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{
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UINT32 *stateAsHalfLanes = (UINT32*)state;
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UINT32 low, high, temp, temp0, temp1;
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UINT8 laneAsBytes[8];
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unsigned int i;
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fromBitInterleaving(stateAsHalfLanes[lanePosition*2], stateAsHalfLanes[lanePosition*2+1], low, high, temp, temp0, temp1);
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#if (PLATFORM_BYTE_ORDER == IS_LITTLE_ENDIAN)
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*((UINT32*)(laneAsBytes+0)) = low;
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*((UINT32*)(laneAsBytes+4)) = high;
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#else
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laneAsBytes[0] = low & 0xFF;
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laneAsBytes[1] = (low >> 8) & 0xFF;
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laneAsBytes[2] = (low >> 16) & 0xFF;
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laneAsBytes[3] = (low >> 24) & 0xFF;
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laneAsBytes[4] = high & 0xFF;
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laneAsBytes[5] = (high >> 8) & 0xFF;
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laneAsBytes[6] = (high >> 16) & 0xFF;
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laneAsBytes[7] = (high >> 24) & 0xFF;
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#endif
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for(i=0; i<length; i++)
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output[i] = input[i] ^ laneAsBytes[offset+i];
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}
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/* ---------------------------------------------------------------- */
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void KeccakP1600_ExtractAndAddLanes(const void *state, const unsigned char *input, unsigned char *output, unsigned int laneCount)
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{
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#if (PLATFORM_BYTE_ORDER == IS_LITTLE_ENDIAN)
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const UINT32 * pI = (const UINT32 *)input;
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UINT32 * pO = (UINT32 *)output;
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const UINT32 * pS = (const UINT32 *)state;
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UINT32 t, x0, x1;
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int i;
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for (i = laneCount-1; i >= 0; --i) {
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#ifdef NO_MISALIGNED_ACCESSES
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UINT32 low;
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UINT32 high;
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fromBitInterleaving(*(pS++), *(pS++), low, high, t, x0, x1);
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*(pO++) = *(pI++) ^ low;
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*(pO++) = *(pI++) ^ high;
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#else
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fromBitInterleavingAndXOR(*(pS++), *(pS++), *(pI++), *(pI++), *(pO++), *(pO++), t, x0, x1)
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#endif
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}
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#else
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unsigned int lanePosition;
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for(lanePosition=0; lanePosition<laneCount; lanePosition++) {
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UINT32 *stateAsHalfLanes = (UINT32*)state;
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UINT32 low, high, temp, temp0, temp1;
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UINT8 laneAsBytes[8];
|
|
fromBitInterleaving(stateAsHalfLanes[lanePosition*2], stateAsHalfLanes[lanePosition*2+1], low, high, temp, temp0, temp1);
|
|
laneAsBytes[0] = low & 0xFF;
|
|
laneAsBytes[1] = (low >> 8) & 0xFF;
|
|
laneAsBytes[2] = (low >> 16) & 0xFF;
|
|
laneAsBytes[3] = (low >> 24) & 0xFF;
|
|
laneAsBytes[4] = high & 0xFF;
|
|
laneAsBytes[5] = (high >> 8) & 0xFF;
|
|
laneAsBytes[6] = (high >> 16) & 0xFF;
|
|
laneAsBytes[7] = (high >> 24) & 0xFF;
|
|
((UINT32*)(output+lanePosition*8))[0] = ((UINT32*)(input+lanePosition*8))[0] ^ (*(const UINT32*)(laneAsBytes+0));
|
|
((UINT32*)(output+lanePosition*8))[1] = ((UINT32*)(input+lanePosition*8))[0] ^ (*(const UINT32*)(laneAsBytes+4));
|
|
}
|
|
#endif
|
|
}
|
|
/* ---------------------------------------------------------------- */
|
|
|
|
void KeccakP1600_ExtractAndAddBytes(const void *state, const unsigned char *input, unsigned char *output, unsigned int offset, unsigned int length)
|
|
{
|
|
SnP_ExtractAndAddBytes(state, input, output, offset, length, KeccakP1600_ExtractAndAddLanes, KeccakP1600_ExtractAndAddBytesInLane, 8);
|
|
}
|
|
|
|
/* ---------------------------------------------------------------- */
|
|
|
|
static const UINT32 KeccakF1600RoundConstants_int2[2*24+1] =
|
|
{
|
|
0x00000001UL, 0x00000000UL,
|
|
0x00000000UL, 0x00000089UL,
|
|
0x00000000UL, 0x8000008bUL,
|
|
0x00000000UL, 0x80008080UL,
|
|
0x00000001UL, 0x0000008bUL,
|
|
0x00000001UL, 0x00008000UL,
|
|
0x00000001UL, 0x80008088UL,
|
|
0x00000001UL, 0x80000082UL,
|
|
0x00000000UL, 0x0000000bUL,
|
|
0x00000000UL, 0x0000000aUL,
|
|
0x00000001UL, 0x00008082UL,
|
|
0x00000000UL, 0x00008003UL,
|
|
0x00000001UL, 0x0000808bUL,
|
|
0x00000001UL, 0x8000000bUL,
|
|
0x00000001UL, 0x8000008aUL,
|
|
0x00000001UL, 0x80000081UL,
|
|
0x00000000UL, 0x80000081UL,
|
|
0x00000000UL, 0x80000008UL,
|
|
0x00000000UL, 0x00000083UL,
|
|
0x00000000UL, 0x80008003UL,
|
|
0x00000001UL, 0x80008088UL,
|
|
0x00000000UL, 0x80000088UL,
|
|
0x00000001UL, 0x00008000UL,
|
|
0x00000000UL, 0x80008082UL,
|
|
0x000000FFUL
|
|
};
|
|
|
|
#define KeccakAtoD_round0() \
|
|
Cx = Abu0^Agu0^Aku0^Amu0^Asu0; \
|
|
Du1 = Abe1^Age1^Ake1^Ame1^Ase1; \
|
|
Da0 = Cx^ROL32(Du1, 1); \
|
|
Cz = Abu1^Agu1^Aku1^Amu1^Asu1; \
|
|
Du0 = Abe0^Age0^Ake0^Ame0^Ase0; \
|
|
Da1 = Cz^Du0; \
|
|
\
|
|
Cw = Abi0^Agi0^Aki0^Ami0^Asi0; \
|
|
Do0 = Cw^ROL32(Cz, 1); \
|
|
Cy = Abi1^Agi1^Aki1^Ami1^Asi1; \
|
|
Do1 = Cy^Cx; \
|
|
\
|
|
Cx = Aba0^Aga0^Aka0^Ama0^Asa0; \
|
|
De0 = Cx^ROL32(Cy, 1); \
|
|
Cz = Aba1^Aga1^Aka1^Ama1^Asa1; \
|
|
De1 = Cz^Cw; \
|
|
\
|
|
Cy = Abo1^Ago1^Ako1^Amo1^Aso1; \
|
|
Di0 = Du0^ROL32(Cy, 1); \
|
|
Cw = Abo0^Ago0^Ako0^Amo0^Aso0; \
|
|
Di1 = Du1^Cw; \
|
|
\
|
|
Du0 = Cw^ROL32(Cz, 1); \
|
|
Du1 = Cy^Cx; \
|
|
|
|
#define KeccakAtoD_round1() \
|
|
Cx = Asu0^Agu0^Amu0^Abu1^Aku1; \
|
|
Du1 = Age1^Ame0^Abe0^Ake1^Ase1; \
|
|
Da0 = Cx^ROL32(Du1, 1); \
|
|
Cz = Asu1^Agu1^Amu1^Abu0^Aku0; \
|
|
Du0 = Age0^Ame1^Abe1^Ake0^Ase0; \
|
|
Da1 = Cz^Du0; \
|
|
\
|
|
Cw = Aki1^Asi1^Agi0^Ami1^Abi0; \
|
|
Do0 = Cw^ROL32(Cz, 1); \
|
|
Cy = Aki0^Asi0^Agi1^Ami0^Abi1; \
|
|
Do1 = Cy^Cx; \
|
|
\
|
|
Cx = Aba0^Aka1^Asa0^Aga0^Ama1; \
|
|
De0 = Cx^ROL32(Cy, 1); \
|
|
Cz = Aba1^Aka0^Asa1^Aga1^Ama0; \
|
|
De1 = Cz^Cw; \
|
|
\
|
|
Cy = Amo0^Abo1^Ako0^Aso1^Ago0; \
|
|
Di0 = Du0^ROL32(Cy, 1); \
|
|
Cw = Amo1^Abo0^Ako1^Aso0^Ago1; \
|
|
Di1 = Du1^Cw; \
|
|
\
|
|
Du0 = Cw^ROL32(Cz, 1); \
|
|
Du1 = Cy^Cx; \
|
|
|
|
#define KeccakAtoD_round2() \
|
|
Cx = Aku1^Agu0^Abu1^Asu1^Amu1; \
|
|
Du1 = Ame0^Ake0^Age0^Abe0^Ase1; \
|
|
Da0 = Cx^ROL32(Du1, 1); \
|
|
Cz = Aku0^Agu1^Abu0^Asu0^Amu0; \
|
|
Du0 = Ame1^Ake1^Age1^Abe1^Ase0; \
|
|
Da1 = Cz^Du0; \
|
|
\
|
|
Cw = Agi1^Abi1^Asi1^Ami0^Aki1; \
|
|
Do0 = Cw^ROL32(Cz, 1); \
|
|
Cy = Agi0^Abi0^Asi0^Ami1^Aki0; \
|
|
Do1 = Cy^Cx; \
|
|
\
|
|
Cx = Aba0^Asa1^Ama1^Aka1^Aga1; \
|
|
De0 = Cx^ROL32(Cy, 1); \
|
|
Cz = Aba1^Asa0^Ama0^Aka0^Aga0; \
|
|
De1 = Cz^Cw; \
|
|
\
|
|
Cy = Aso0^Amo0^Ako1^Ago0^Abo0; \
|
|
Di0 = Du0^ROL32(Cy, 1); \
|
|
Cw = Aso1^Amo1^Ako0^Ago1^Abo1; \
|
|
Di1 = Du1^Cw; \
|
|
\
|
|
Du0 = Cw^ROL32(Cz, 1); \
|
|
Du1 = Cy^Cx; \
|
|
|
|
#define KeccakAtoD_round3() \
|
|
Cx = Amu1^Agu0^Asu1^Aku0^Abu0; \
|
|
Du1 = Ake0^Abe1^Ame1^Age0^Ase1; \
|
|
Da0 = Cx^ROL32(Du1, 1); \
|
|
Cz = Amu0^Agu1^Asu0^Aku1^Abu1; \
|
|
Du0 = Ake1^Abe0^Ame0^Age1^Ase0; \
|
|
Da1 = Cz^Du0; \
|
|
\
|
|
Cw = Asi0^Aki0^Abi1^Ami1^Agi1; \
|
|
Do0 = Cw^ROL32(Cz, 1); \
|
|
Cy = Asi1^Aki1^Abi0^Ami0^Agi0; \
|
|
Do1 = Cy^Cx; \
|
|
\
|
|
Cx = Aba0^Ama0^Aga1^Asa1^Aka0; \
|
|
De0 = Cx^ROL32(Cy, 1); \
|
|
Cz = Aba1^Ama1^Aga0^Asa0^Aka1; \
|
|
De1 = Cz^Cw; \
|
|
\
|
|
Cy = Ago1^Aso0^Ako0^Abo0^Amo1; \
|
|
Di0 = Du0^ROL32(Cy, 1); \
|
|
Cw = Ago0^Aso1^Ako1^Abo1^Amo0; \
|
|
Di1 = Du1^Cw; \
|
|
\
|
|
Du0 = Cw^ROL32(Cz, 1); \
|
|
Du1 = Cy^Cx; \
|
|
|
|
void KeccakP1600_Permute_Nrounds(void *state, unsigned int nRounds)
|
|
{
|
|
{
|
|
UINT32 Da0, De0, Di0, Do0, Du0;
|
|
UINT32 Da1, De1, Di1, Do1, Du1;
|
|
UINT32 Ca0, Ce0, Ci0, Co0, Cu0;
|
|
UINT32 Cx, Cy, Cz, Cw;
|
|
#define Ba Ca0
|
|
#define Be Ce0
|
|
#define Bi Ci0
|
|
#define Bo Co0
|
|
#define Bu Cu0
|
|
const UINT32 *pRoundConstants = KeccakF1600RoundConstants_int2+(24-nRounds)*2;
|
|
UINT32 *stateAsHalfLanes = (UINT32*)state;
|
|
#define Aba0 stateAsHalfLanes[ 0]
|
|
#define Aba1 stateAsHalfLanes[ 1]
|
|
#define Abe0 stateAsHalfLanes[ 2]
|
|
#define Abe1 stateAsHalfLanes[ 3]
|
|
#define Abi0 stateAsHalfLanes[ 4]
|
|
#define Abi1 stateAsHalfLanes[ 5]
|
|
#define Abo0 stateAsHalfLanes[ 6]
|
|
#define Abo1 stateAsHalfLanes[ 7]
|
|
#define Abu0 stateAsHalfLanes[ 8]
|
|
#define Abu1 stateAsHalfLanes[ 9]
|
|
#define Aga0 stateAsHalfLanes[10]
|
|
#define Aga1 stateAsHalfLanes[11]
|
|
#define Age0 stateAsHalfLanes[12]
|
|
#define Age1 stateAsHalfLanes[13]
|
|
#define Agi0 stateAsHalfLanes[14]
|
|
#define Agi1 stateAsHalfLanes[15]
|
|
#define Ago0 stateAsHalfLanes[16]
|
|
#define Ago1 stateAsHalfLanes[17]
|
|
#define Agu0 stateAsHalfLanes[18]
|
|
#define Agu1 stateAsHalfLanes[19]
|
|
#define Aka0 stateAsHalfLanes[20]
|
|
#define Aka1 stateAsHalfLanes[21]
|
|
#define Ake0 stateAsHalfLanes[22]
|
|
#define Ake1 stateAsHalfLanes[23]
|
|
#define Aki0 stateAsHalfLanes[24]
|
|
#define Aki1 stateAsHalfLanes[25]
|
|
#define Ako0 stateAsHalfLanes[26]
|
|
#define Ako1 stateAsHalfLanes[27]
|
|
#define Aku0 stateAsHalfLanes[28]
|
|
#define Aku1 stateAsHalfLanes[29]
|
|
#define Ama0 stateAsHalfLanes[30]
|
|
#define Ama1 stateAsHalfLanes[31]
|
|
#define Ame0 stateAsHalfLanes[32]
|
|
#define Ame1 stateAsHalfLanes[33]
|
|
#define Ami0 stateAsHalfLanes[34]
|
|
#define Ami1 stateAsHalfLanes[35]
|
|
#define Amo0 stateAsHalfLanes[36]
|
|
#define Amo1 stateAsHalfLanes[37]
|
|
#define Amu0 stateAsHalfLanes[38]
|
|
#define Amu1 stateAsHalfLanes[39]
|
|
#define Asa0 stateAsHalfLanes[40]
|
|
#define Asa1 stateAsHalfLanes[41]
|
|
#define Ase0 stateAsHalfLanes[42]
|
|
#define Ase1 stateAsHalfLanes[43]
|
|
#define Asi0 stateAsHalfLanes[44]
|
|
#define Asi1 stateAsHalfLanes[45]
|
|
#define Aso0 stateAsHalfLanes[46]
|
|
#define Aso1 stateAsHalfLanes[47]
|
|
#define Asu0 stateAsHalfLanes[48]
|
|
#define Asu1 stateAsHalfLanes[49]
|
|
|
|
do
|
|
{
|
|
/* --- Code for 4 rounds */
|
|
|
|
/* --- using factor 2 interleaving, 64-bit lanes mapped to 32-bit words */
|
|
|
|
KeccakAtoD_round0();
|
|
|
|
Ba = (Aba0^Da0);
|
|
Be = ROL32((Age0^De0), 22);
|
|
Bi = ROL32((Aki1^Di1), 22);
|
|
Bo = ROL32((Amo1^Do1), 11);
|
|
Bu = ROL32((Asu0^Du0), 7);
|
|
Aba0 = Ba ^((~Be)& Bi );
|
|
Aba0 ^= *(pRoundConstants++);
|
|
Age0 = Be ^((~Bi)& Bo );
|
|
Aki1 = Bi ^((~Bo)& Bu );
|
|
Amo1 = Bo ^((~Bu)& Ba );
|
|
Asu0 = Bu ^((~Ba)& Be );
|
|
|
|
Ba = (Aba1^Da1);
|
|
Be = ROL32((Age1^De1), 22);
|
|
Bi = ROL32((Aki0^Di0), 21);
|
|
Bo = ROL32((Amo0^Do0), 10);
|
|
Bu = ROL32((Asu1^Du1), 7);
|
|
Aba1 = Ba ^((~Be)& Bi );
|
|
Aba1 ^= *(pRoundConstants++);
|
|
Age1 = Be ^((~Bi)& Bo );
|
|
Aki0 = Bi ^((~Bo)& Bu );
|
|
Amo0 = Bo ^((~Bu)& Ba );
|
|
Asu1 = Bu ^((~Ba)& Be );
|
|
|
|
Bi = ROL32((Aka1^Da1), 2);
|
|
Bo = ROL32((Ame1^De1), 23);
|
|
Bu = ROL32((Asi1^Di1), 31);
|
|
Ba = ROL32((Abo0^Do0), 14);
|
|
Be = ROL32((Agu0^Du0), 10);
|
|
Aka1 = Ba ^((~Be)& Bi );
|
|
Ame1 = Be ^((~Bi)& Bo );
|
|
Asi1 = Bi ^((~Bo)& Bu );
|
|
Abo0 = Bo ^((~Bu)& Ba );
|
|
Agu0 = Bu ^((~Ba)& Be );
|
|
|
|
Bi = ROL32((Aka0^Da0), 1);
|
|
Bo = ROL32((Ame0^De0), 22);
|
|
Bu = ROL32((Asi0^Di0), 30);
|
|
Ba = ROL32((Abo1^Do1), 14);
|
|
Be = ROL32((Agu1^Du1), 10);
|
|
Aka0 = Ba ^((~Be)& Bi );
|
|
Ame0 = Be ^((~Bi)& Bo );
|
|
Asi0 = Bi ^((~Bo)& Bu );
|
|
Abo1 = Bo ^((~Bu)& Ba );
|
|
Agu1 = Bu ^((~Ba)& Be );
|
|
|
|
Bu = ROL32((Asa0^Da0), 9);
|
|
Ba = ROL32((Abe1^De1), 1);
|
|
Be = ROL32((Agi0^Di0), 3);
|
|
Bi = ROL32((Ako1^Do1), 13);
|
|
Bo = ROL32((Amu0^Du0), 4);
|
|
Asa0 = Ba ^((~Be)& Bi );
|
|
Abe1 = Be ^((~Bi)& Bo );
|
|
Agi0 = Bi ^((~Bo)& Bu );
|
|
Ako1 = Bo ^((~Bu)& Ba );
|
|
Amu0 = Bu ^((~Ba)& Be );
|
|
|
|
Bu = ROL32((Asa1^Da1), 9);
|
|
Ba = (Abe0^De0);
|
|
Be = ROL32((Agi1^Di1), 3);
|
|
Bi = ROL32((Ako0^Do0), 12);
|
|
Bo = ROL32((Amu1^Du1), 4);
|
|
Asa1 = Ba ^((~Be)& Bi );
|
|
Abe0 = Be ^((~Bi)& Bo );
|
|
Agi1 = Bi ^((~Bo)& Bu );
|
|
Ako0 = Bo ^((~Bu)& Ba );
|
|
Amu1 = Bu ^((~Ba)& Be );
|
|
|
|
Be = ROL32((Aga0^Da0), 18);
|
|
Bi = ROL32((Ake0^De0), 5);
|
|
Bo = ROL32((Ami1^Di1), 8);
|
|
Bu = ROL32((Aso0^Do0), 28);
|
|
Ba = ROL32((Abu1^Du1), 14);
|
|
Aga0 = Ba ^((~Be)& Bi );
|
|
Ake0 = Be ^((~Bi)& Bo );
|
|
Ami1 = Bi ^((~Bo)& Bu );
|
|
Aso0 = Bo ^((~Bu)& Ba );
|
|
Abu1 = Bu ^((~Ba)& Be );
|
|
|
|
Be = ROL32((Aga1^Da1), 18);
|
|
Bi = ROL32((Ake1^De1), 5);
|
|
Bo = ROL32((Ami0^Di0), 7);
|
|
Bu = ROL32((Aso1^Do1), 28);
|
|
Ba = ROL32((Abu0^Du0), 13);
|
|
Aga1 = Ba ^((~Be)& Bi );
|
|
Ake1 = Be ^((~Bi)& Bo );
|
|
Ami0 = Bi ^((~Bo)& Bu );
|
|
Aso1 = Bo ^((~Bu)& Ba );
|
|
Abu0 = Bu ^((~Ba)& Be );
|
|
|
|
Bo = ROL32((Ama1^Da1), 21);
|
|
Bu = ROL32((Ase0^De0), 1);
|
|
Ba = ROL32((Abi0^Di0), 31);
|
|
Be = ROL32((Ago1^Do1), 28);
|
|
Bi = ROL32((Aku1^Du1), 20);
|
|
Ama1 = Ba ^((~Be)& Bi );
|
|
Ase0 = Be ^((~Bi)& Bo );
|
|
Abi0 = Bi ^((~Bo)& Bu );
|
|
Ago1 = Bo ^((~Bu)& Ba );
|
|
Aku1 = Bu ^((~Ba)& Be );
|
|
|
|
Bo = ROL32((Ama0^Da0), 20);
|
|
Bu = ROL32((Ase1^De1), 1);
|
|
Ba = ROL32((Abi1^Di1), 31);
|
|
Be = ROL32((Ago0^Do0), 27);
|
|
Bi = ROL32((Aku0^Du0), 19);
|
|
Ama0 = Ba ^((~Be)& Bi );
|
|
Ase1 = Be ^((~Bi)& Bo );
|
|
Abi1 = Bi ^((~Bo)& Bu );
|
|
Ago0 = Bo ^((~Bu)& Ba );
|
|
Aku0 = Bu ^((~Ba)& Be );
|
|
|
|
KeccakAtoD_round1();
|
|
|
|
Ba = (Aba0^Da0);
|
|
Be = ROL32((Ame1^De0), 22);
|
|
Bi = ROL32((Agi1^Di1), 22);
|
|
Bo = ROL32((Aso1^Do1), 11);
|
|
Bu = ROL32((Aku1^Du0), 7);
|
|
Aba0 = Ba ^((~Be)& Bi );
|
|
Aba0 ^= *(pRoundConstants++);
|
|
Ame1 = Be ^((~Bi)& Bo );
|
|
Agi1 = Bi ^((~Bo)& Bu );
|
|
Aso1 = Bo ^((~Bu)& Ba );
|
|
Aku1 = Bu ^((~Ba)& Be );
|
|
|
|
Ba = (Aba1^Da1);
|
|
Be = ROL32((Ame0^De1), 22);
|
|
Bi = ROL32((Agi0^Di0), 21);
|
|
Bo = ROL32((Aso0^Do0), 10);
|
|
Bu = ROL32((Aku0^Du1), 7);
|
|
Aba1 = Ba ^((~Be)& Bi );
|
|
Aba1 ^= *(pRoundConstants++);
|
|
Ame0 = Be ^((~Bi)& Bo );
|
|
Agi0 = Bi ^((~Bo)& Bu );
|
|
Aso0 = Bo ^((~Bu)& Ba );
|
|
Aku0 = Bu ^((~Ba)& Be );
|
|
|
|
Bi = ROL32((Asa1^Da1), 2);
|
|
Bo = ROL32((Ake1^De1), 23);
|
|
Bu = ROL32((Abi1^Di1), 31);
|
|
Ba = ROL32((Amo1^Do0), 14);
|
|
Be = ROL32((Agu0^Du0), 10);
|
|
Asa1 = Ba ^((~Be)& Bi );
|
|
Ake1 = Be ^((~Bi)& Bo );
|
|
Abi1 = Bi ^((~Bo)& Bu );
|
|
Amo1 = Bo ^((~Bu)& Ba );
|
|
Agu0 = Bu ^((~Ba)& Be );
|
|
|
|
Bi = ROL32((Asa0^Da0), 1);
|
|
Bo = ROL32((Ake0^De0), 22);
|
|
Bu = ROL32((Abi0^Di0), 30);
|
|
Ba = ROL32((Amo0^Do1), 14);
|
|
Be = ROL32((Agu1^Du1), 10);
|
|
Asa0 = Ba ^((~Be)& Bi );
|
|
Ake0 = Be ^((~Bi)& Bo );
|
|
Abi0 = Bi ^((~Bo)& Bu );
|
|
Amo0 = Bo ^((~Bu)& Ba );
|
|
Agu1 = Bu ^((~Ba)& Be );
|
|
|
|
Bu = ROL32((Ama1^Da0), 9);
|
|
Ba = ROL32((Age1^De1), 1);
|
|
Be = ROL32((Asi1^Di0), 3);
|
|
Bi = ROL32((Ako0^Do1), 13);
|
|
Bo = ROL32((Abu1^Du0), 4);
|
|
Ama1 = Ba ^((~Be)& Bi );
|
|
Age1 = Be ^((~Bi)& Bo );
|
|
Asi1 = Bi ^((~Bo)& Bu );
|
|
Ako0 = Bo ^((~Bu)& Ba );
|
|
Abu1 = Bu ^((~Ba)& Be );
|
|
|
|
Bu = ROL32((Ama0^Da1), 9);
|
|
Ba = (Age0^De0);
|
|
Be = ROL32((Asi0^Di1), 3);
|
|
Bi = ROL32((Ako1^Do0), 12);
|
|
Bo = ROL32((Abu0^Du1), 4);
|
|
Ama0 = Ba ^((~Be)& Bi );
|
|
Age0 = Be ^((~Bi)& Bo );
|
|
Asi0 = Bi ^((~Bo)& Bu );
|
|
Ako1 = Bo ^((~Bu)& Ba );
|
|
Abu0 = Bu ^((~Ba)& Be );
|
|
|
|
Be = ROL32((Aka1^Da0), 18);
|
|
Bi = ROL32((Abe1^De0), 5);
|
|
Bo = ROL32((Ami0^Di1), 8);
|
|
Bu = ROL32((Ago1^Do0), 28);
|
|
Ba = ROL32((Asu1^Du1), 14);
|
|
Aka1 = Ba ^((~Be)& Bi );
|
|
Abe1 = Be ^((~Bi)& Bo );
|
|
Ami0 = Bi ^((~Bo)& Bu );
|
|
Ago1 = Bo ^((~Bu)& Ba );
|
|
Asu1 = Bu ^((~Ba)& Be );
|
|
|
|
Be = ROL32((Aka0^Da1), 18);
|
|
Bi = ROL32((Abe0^De1), 5);
|
|
Bo = ROL32((Ami1^Di0), 7);
|
|
Bu = ROL32((Ago0^Do1), 28);
|
|
Ba = ROL32((Asu0^Du0), 13);
|
|
Aka0 = Ba ^((~Be)& Bi );
|
|
Abe0 = Be ^((~Bi)& Bo );
|
|
Ami1 = Bi ^((~Bo)& Bu );
|
|
Ago0 = Bo ^((~Bu)& Ba );
|
|
Asu0 = Bu ^((~Ba)& Be );
|
|
|
|
Bo = ROL32((Aga1^Da1), 21);
|
|
Bu = ROL32((Ase0^De0), 1);
|
|
Ba = ROL32((Aki1^Di0), 31);
|
|
Be = ROL32((Abo1^Do1), 28);
|
|
Bi = ROL32((Amu1^Du1), 20);
|
|
Aga1 = Ba ^((~Be)& Bi );
|
|
Ase0 = Be ^((~Bi)& Bo );
|
|
Aki1 = Bi ^((~Bo)& Bu );
|
|
Abo1 = Bo ^((~Bu)& Ba );
|
|
Amu1 = Bu ^((~Ba)& Be );
|
|
|
|
Bo = ROL32((Aga0^Da0), 20);
|
|
Bu = ROL32((Ase1^De1), 1);
|
|
Ba = ROL32((Aki0^Di1), 31);
|
|
Be = ROL32((Abo0^Do0), 27);
|
|
Bi = ROL32((Amu0^Du0), 19);
|
|
Aga0 = Ba ^((~Be)& Bi );
|
|
Ase1 = Be ^((~Bi)& Bo );
|
|
Aki0 = Bi ^((~Bo)& Bu );
|
|
Abo0 = Bo ^((~Bu)& Ba );
|
|
Amu0 = Bu ^((~Ba)& Be );
|
|
|
|
KeccakAtoD_round2();
|
|
|
|
Ba = (Aba0^Da0);
|
|
Be = ROL32((Ake1^De0), 22);
|
|
Bi = ROL32((Asi0^Di1), 22);
|
|
Bo = ROL32((Ago0^Do1), 11);
|
|
Bu = ROL32((Amu1^Du0), 7);
|
|
Aba0 = Ba ^((~Be)& Bi );
|
|
Aba0 ^= *(pRoundConstants++);
|
|
Ake1 = Be ^((~Bi)& Bo );
|
|
Asi0 = Bi ^((~Bo)& Bu );
|
|
Ago0 = Bo ^((~Bu)& Ba );
|
|
Amu1 = Bu ^((~Ba)& Be );
|
|
|
|
Ba = (Aba1^Da1);
|
|
Be = ROL32((Ake0^De1), 22);
|
|
Bi = ROL32((Asi1^Di0), 21);
|
|
Bo = ROL32((Ago1^Do0), 10);
|
|
Bu = ROL32((Amu0^Du1), 7);
|
|
Aba1 = Ba ^((~Be)& Bi );
|
|
Aba1 ^= *(pRoundConstants++);
|
|
Ake0 = Be ^((~Bi)& Bo );
|
|
Asi1 = Bi ^((~Bo)& Bu );
|
|
Ago1 = Bo ^((~Bu)& Ba );
|
|
Amu0 = Bu ^((~Ba)& Be );
|
|
|
|
Bi = ROL32((Ama0^Da1), 2);
|
|
Bo = ROL32((Abe0^De1), 23);
|
|
Bu = ROL32((Aki0^Di1), 31);
|
|
Ba = ROL32((Aso1^Do0), 14);
|
|
Be = ROL32((Agu0^Du0), 10);
|
|
Ama0 = Ba ^((~Be)& Bi );
|
|
Abe0 = Be ^((~Bi)& Bo );
|
|
Aki0 = Bi ^((~Bo)& Bu );
|
|
Aso1 = Bo ^((~Bu)& Ba );
|
|
Agu0 = Bu ^((~Ba)& Be );
|
|
|
|
Bi = ROL32((Ama1^Da0), 1);
|
|
Bo = ROL32((Abe1^De0), 22);
|
|
Bu = ROL32((Aki1^Di0), 30);
|
|
Ba = ROL32((Aso0^Do1), 14);
|
|
Be = ROL32((Agu1^Du1), 10);
|
|
Ama1 = Ba ^((~Be)& Bi );
|
|
Abe1 = Be ^((~Bi)& Bo );
|
|
Aki1 = Bi ^((~Bo)& Bu );
|
|
Aso0 = Bo ^((~Bu)& Ba );
|
|
Agu1 = Bu ^((~Ba)& Be );
|
|
|
|
Bu = ROL32((Aga1^Da0), 9);
|
|
Ba = ROL32((Ame0^De1), 1);
|
|
Be = ROL32((Abi1^Di0), 3);
|
|
Bi = ROL32((Ako1^Do1), 13);
|
|
Bo = ROL32((Asu1^Du0), 4);
|
|
Aga1 = Ba ^((~Be)& Bi );
|
|
Ame0 = Be ^((~Bi)& Bo );
|
|
Abi1 = Bi ^((~Bo)& Bu );
|
|
Ako1 = Bo ^((~Bu)& Ba );
|
|
Asu1 = Bu ^((~Ba)& Be );
|
|
|
|
Bu = ROL32((Aga0^Da1), 9);
|
|
Ba = (Ame1^De0);
|
|
Be = ROL32((Abi0^Di1), 3);
|
|
Bi = ROL32((Ako0^Do0), 12);
|
|
Bo = ROL32((Asu0^Du1), 4);
|
|
Aga0 = Ba ^((~Be)& Bi );
|
|
Ame1 = Be ^((~Bi)& Bo );
|
|
Abi0 = Bi ^((~Bo)& Bu );
|
|
Ako0 = Bo ^((~Bu)& Ba );
|
|
Asu0 = Bu ^((~Ba)& Be );
|
|
|
|
Be = ROL32((Asa1^Da0), 18);
|
|
Bi = ROL32((Age1^De0), 5);
|
|
Bo = ROL32((Ami1^Di1), 8);
|
|
Bu = ROL32((Abo1^Do0), 28);
|
|
Ba = ROL32((Aku0^Du1), 14);
|
|
Asa1 = Ba ^((~Be)& Bi );
|
|
Age1 = Be ^((~Bi)& Bo );
|
|
Ami1 = Bi ^((~Bo)& Bu );
|
|
Abo1 = Bo ^((~Bu)& Ba );
|
|
Aku0 = Bu ^((~Ba)& Be );
|
|
|
|
Be = ROL32((Asa0^Da1), 18);
|
|
Bi = ROL32((Age0^De1), 5);
|
|
Bo = ROL32((Ami0^Di0), 7);
|
|
Bu = ROL32((Abo0^Do1), 28);
|
|
Ba = ROL32((Aku1^Du0), 13);
|
|
Asa0 = Ba ^((~Be)& Bi );
|
|
Age0 = Be ^((~Bi)& Bo );
|
|
Ami0 = Bi ^((~Bo)& Bu );
|
|
Abo0 = Bo ^((~Bu)& Ba );
|
|
Aku1 = Bu ^((~Ba)& Be );
|
|
|
|
Bo = ROL32((Aka0^Da1), 21);
|
|
Bu = ROL32((Ase0^De0), 1);
|
|
Ba = ROL32((Agi1^Di0), 31);
|
|
Be = ROL32((Amo0^Do1), 28);
|
|
Bi = ROL32((Abu0^Du1), 20);
|
|
Aka0 = Ba ^((~Be)& Bi );
|
|
Ase0 = Be ^((~Bi)& Bo );
|
|
Agi1 = Bi ^((~Bo)& Bu );
|
|
Amo0 = Bo ^((~Bu)& Ba );
|
|
Abu0 = Bu ^((~Ba)& Be );
|
|
|
|
Bo = ROL32((Aka1^Da0), 20);
|
|
Bu = ROL32((Ase1^De1), 1);
|
|
Ba = ROL32((Agi0^Di1), 31);
|
|
Be = ROL32((Amo1^Do0), 27);
|
|
Bi = ROL32((Abu1^Du0), 19);
|
|
Aka1 = Ba ^((~Be)& Bi );
|
|
Ase1 = Be ^((~Bi)& Bo );
|
|
Agi0 = Bi ^((~Bo)& Bu );
|
|
Amo1 = Bo ^((~Bu)& Ba );
|
|
Abu1 = Bu ^((~Ba)& Be );
|
|
|
|
KeccakAtoD_round3();
|
|
|
|
Ba = (Aba0^Da0);
|
|
Be = ROL32((Abe0^De0), 22);
|
|
Bi = ROL32((Abi0^Di1), 22);
|
|
Bo = ROL32((Abo0^Do1), 11);
|
|
Bu = ROL32((Abu0^Du0), 7);
|
|
Aba0 = Ba ^((~Be)& Bi );
|
|
Aba0 ^= *(pRoundConstants++);
|
|
Abe0 = Be ^((~Bi)& Bo );
|
|
Abi0 = Bi ^((~Bo)& Bu );
|
|
Abo0 = Bo ^((~Bu)& Ba );
|
|
Abu0 = Bu ^((~Ba)& Be );
|
|
|
|
Ba = (Aba1^Da1);
|
|
Be = ROL32((Abe1^De1), 22);
|
|
Bi = ROL32((Abi1^Di0), 21);
|
|
Bo = ROL32((Abo1^Do0), 10);
|
|
Bu = ROL32((Abu1^Du1), 7);
|
|
Aba1 = Ba ^((~Be)& Bi );
|
|
Aba1 ^= *(pRoundConstants++);
|
|
Abe1 = Be ^((~Bi)& Bo );
|
|
Abi1 = Bi ^((~Bo)& Bu );
|
|
Abo1 = Bo ^((~Bu)& Ba );
|
|
Abu1 = Bu ^((~Ba)& Be );
|
|
|
|
Bi = ROL32((Aga0^Da1), 2);
|
|
Bo = ROL32((Age0^De1), 23);
|
|
Bu = ROL32((Agi0^Di1), 31);
|
|
Ba = ROL32((Ago0^Do0), 14);
|
|
Be = ROL32((Agu0^Du0), 10);
|
|
Aga0 = Ba ^((~Be)& Bi );
|
|
Age0 = Be ^((~Bi)& Bo );
|
|
Agi0 = Bi ^((~Bo)& Bu );
|
|
Ago0 = Bo ^((~Bu)& Ba );
|
|
Agu0 = Bu ^((~Ba)& Be );
|
|
|
|
Bi = ROL32((Aga1^Da0), 1);
|
|
Bo = ROL32((Age1^De0), 22);
|
|
Bu = ROL32((Agi1^Di0), 30);
|
|
Ba = ROL32((Ago1^Do1), 14);
|
|
Be = ROL32((Agu1^Du1), 10);
|
|
Aga1 = Ba ^((~Be)& Bi );
|
|
Age1 = Be ^((~Bi)& Bo );
|
|
Agi1 = Bi ^((~Bo)& Bu );
|
|
Ago1 = Bo ^((~Bu)& Ba );
|
|
Agu1 = Bu ^((~Ba)& Be );
|
|
|
|
Bu = ROL32((Aka0^Da0), 9);
|
|
Ba = ROL32((Ake0^De1), 1);
|
|
Be = ROL32((Aki0^Di0), 3);
|
|
Bi = ROL32((Ako0^Do1), 13);
|
|
Bo = ROL32((Aku0^Du0), 4);
|
|
Aka0 = Ba ^((~Be)& Bi );
|
|
Ake0 = Be ^((~Bi)& Bo );
|
|
Aki0 = Bi ^((~Bo)& Bu );
|
|
Ako0 = Bo ^((~Bu)& Ba );
|
|
Aku0 = Bu ^((~Ba)& Be );
|
|
|
|
Bu = ROL32((Aka1^Da1), 9);
|
|
Ba = (Ake1^De0);
|
|
Be = ROL32((Aki1^Di1), 3);
|
|
Bi = ROL32((Ako1^Do0), 12);
|
|
Bo = ROL32((Aku1^Du1), 4);
|
|
Aka1 = Ba ^((~Be)& Bi );
|
|
Ake1 = Be ^((~Bi)& Bo );
|
|
Aki1 = Bi ^((~Bo)& Bu );
|
|
Ako1 = Bo ^((~Bu)& Ba );
|
|
Aku1 = Bu ^((~Ba)& Be );
|
|
|
|
Be = ROL32((Ama0^Da0), 18);
|
|
Bi = ROL32((Ame0^De0), 5);
|
|
Bo = ROL32((Ami0^Di1), 8);
|
|
Bu = ROL32((Amo0^Do0), 28);
|
|
Ba = ROL32((Amu0^Du1), 14);
|
|
Ama0 = Ba ^((~Be)& Bi );
|
|
Ame0 = Be ^((~Bi)& Bo );
|
|
Ami0 = Bi ^((~Bo)& Bu );
|
|
Amo0 = Bo ^((~Bu)& Ba );
|
|
Amu0 = Bu ^((~Ba)& Be );
|
|
|
|
Be = ROL32((Ama1^Da1), 18);
|
|
Bi = ROL32((Ame1^De1), 5);
|
|
Bo = ROL32((Ami1^Di0), 7);
|
|
Bu = ROL32((Amo1^Do1), 28);
|
|
Ba = ROL32((Amu1^Du0), 13);
|
|
Ama1 = Ba ^((~Be)& Bi );
|
|
Ame1 = Be ^((~Bi)& Bo );
|
|
Ami1 = Bi ^((~Bo)& Bu );
|
|
Amo1 = Bo ^((~Bu)& Ba );
|
|
Amu1 = Bu ^((~Ba)& Be );
|
|
|
|
Bo = ROL32((Asa0^Da1), 21);
|
|
Bu = ROL32((Ase0^De0), 1);
|
|
Ba = ROL32((Asi0^Di0), 31);
|
|
Be = ROL32((Aso0^Do1), 28);
|
|
Bi = ROL32((Asu0^Du1), 20);
|
|
Asa0 = Ba ^((~Be)& Bi );
|
|
Ase0 = Be ^((~Bi)& Bo );
|
|
Asi0 = Bi ^((~Bo)& Bu );
|
|
Aso0 = Bo ^((~Bu)& Ba );
|
|
Asu0 = Bu ^((~Ba)& Be );
|
|
|
|
Bo = ROL32((Asa1^Da0), 20);
|
|
Bu = ROL32((Ase1^De1), 1);
|
|
Ba = ROL32((Asi1^Di1), 31);
|
|
Be = ROL32((Aso1^Do0), 27);
|
|
Bi = ROL32((Asu1^Du0), 19);
|
|
Asa1 = Ba ^((~Be)& Bi );
|
|
Ase1 = Be ^((~Bi)& Bo );
|
|
Asi1 = Bi ^((~Bo)& Bu );
|
|
Aso1 = Bo ^((~Bu)& Ba );
|
|
Asu1 = Bu ^((~Ba)& Be );
|
|
}
|
|
while ( *pRoundConstants != 0xFF );
|
|
|
|
#undef Aba0
|
|
#undef Aba1
|
|
#undef Abe0
|
|
#undef Abe1
|
|
#undef Abi0
|
|
#undef Abi1
|
|
#undef Abo0
|
|
#undef Abo1
|
|
#undef Abu0
|
|
#undef Abu1
|
|
#undef Aga0
|
|
#undef Aga1
|
|
#undef Age0
|
|
#undef Age1
|
|
#undef Agi0
|
|
#undef Agi1
|
|
#undef Ago0
|
|
#undef Ago1
|
|
#undef Agu0
|
|
#undef Agu1
|
|
#undef Aka0
|
|
#undef Aka1
|
|
#undef Ake0
|
|
#undef Ake1
|
|
#undef Aki0
|
|
#undef Aki1
|
|
#undef Ako0
|
|
#undef Ako1
|
|
#undef Aku0
|
|
#undef Aku1
|
|
#undef Ama0
|
|
#undef Ama1
|
|
#undef Ame0
|
|
#undef Ame1
|
|
#undef Ami0
|
|
#undef Ami1
|
|
#undef Amo0
|
|
#undef Amo1
|
|
#undef Amu0
|
|
#undef Amu1
|
|
#undef Asa0
|
|
#undef Asa1
|
|
#undef Ase0
|
|
#undef Ase1
|
|
#undef Asi0
|
|
#undef Asi1
|
|
#undef Aso0
|
|
#undef Aso1
|
|
#undef Asu0
|
|
#undef Asu1
|
|
}
|
|
}
|
|
|
|
/* ---------------------------------------------------------------- */
|
|
|
|
void KeccakP1600_Permute_12rounds(void *state)
|
|
{
|
|
KeccakP1600_Permute_Nrounds(state, 12);
|
|
}
|
|
|
|
/* ---------------------------------------------------------------- */
|
|
|
|
void KeccakP1600_Permute_24rounds(void *state)
|
|
{
|
|
KeccakP1600_Permute_Nrounds(state, 24);
|
|
}
|