mirror of https://github.com/GOSTSec/sgminer
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
743 lines
25 KiB
743 lines
25 KiB
10 years ago
|
/**
|
||
|
|
* A simple implementation of Blake2b's internal permutation
|
||
|
|
* in the form of a sponge.
|
||
|
|
*
|
||
|
|
* Author: The Lyra PHC team (http://www.lyra-kdf.net/) -- 2014.
|
||
|
|
*
|
||
|
|
* This software is hereby placed in the public domain.
|
||
|
|
*
|
||
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ''AS IS'' AND ANY EXPRESS
|
||
|
|
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
||
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE
|
||
|
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
|
||
|
|
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
|
||
|
|
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
|
||
|
|
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
|
||
|
|
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||
|
|
*/
|
||
|
|
#include <string.h>
|
||
|
|
#include <stdio.h>
|
||
|
|
#include <time.h>
|
||
|
|
#include "Sponge.h"
|
||
|
|
#include "Lyra2.h"
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Initializes the Sponge State. The first 512 bits are set to zeros and the remainder
|
||
|
|
* receive Blake2b's IV as per Blake2b's specification. <b>Note:</b> Even though sponges
|
||
|
|
* typically have their internal state initialized with zeros, Blake2b's G function
|
||
|
|
* has a fixed point: if the internal state and message are both filled with zeros. the
|
||
|
|
* resulting permutation will always be a block filled with zeros; this happens because
|
||
|
|
* Blake2b does not use the constants originally employed in Blake2 inside its G function,
|
||
|
|
* relying on the IV for avoiding possible fixed points.
|
||
|
|
*
|
||
|
|
* @param state The 1024-bit array to be initialized
|
||
|
|
*/
|
||
|
|
inline void initState(uint64_t state[/*16*/]) {
|
||
|
|
//First 512 bis are zeros
|
||
|
|
memset(state, 0, 64);
|
||
|
|
//Remainder BLOCK_LEN_BLAKE2_SAFE_BYTES are reserved to the IV
|
||
|
|
state[8] = blake2b_IV[0];
|
||
|
|
state[9] = blake2b_IV[1];
|
||
|
|
state[10] = blake2b_IV[2];
|
||
|
|
state[11] = blake2b_IV[3];
|
||
|
|
state[12] = blake2b_IV[4];
|
||
|
|
state[13] = blake2b_IV[5];
|
||
|
|
state[14] = blake2b_IV[6];
|
||
|
|
state[15] = blake2b_IV[7];
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Execute Blake2b's G function, with all 12 rounds.
|
||
|
|
*
|
||
|
|
* @param v A 1024-bit (16 uint64_t) array to be processed by Blake2b's G function
|
||
|
|
*/
|
||
|
|
inline static void blake2bLyra(uint64_t *v) {
|
||
|
|
ROUND_LYRA(0);
|
||
|
|
ROUND_LYRA(1);
|
||
|
|
ROUND_LYRA(2);
|
||
|
|
ROUND_LYRA(3);
|
||
|
|
ROUND_LYRA(4);
|
||
|
|
ROUND_LYRA(5);
|
||
|
|
ROUND_LYRA(6);
|
||
|
|
ROUND_LYRA(7);
|
||
|
|
ROUND_LYRA(8);
|
||
|
|
ROUND_LYRA(9);
|
||
|
|
ROUND_LYRA(10);
|
||
|
|
ROUND_LYRA(11);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Executes a reduced version of Blake2b's G function with only one round
|
||
|
|
* @param v A 1024-bit (16 uint64_t) array to be processed by Blake2b's G function
|
||
|
|
*/
|
||
|
|
inline static void reducedBlake2bLyra(uint64_t *v) {
|
||
|
|
ROUND_LYRA(0);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Performs a squeeze operation, using Blake2b's G function as the
|
||
|
|
* internal permutation
|
||
|
|
*
|
||
|
|
* @param state The current state of the sponge
|
||
|
|
* @param out Array that will receive the data squeezed
|
||
|
|
* @param len The number of bytes to be squeezed into the "out" array
|
||
|
|
*/
|
||
|
|
inline void squeeze(uint64_t *state, byte *out, unsigned int len) {
|
||
|
|
int fullBlocks = len / BLOCK_LEN_BYTES;
|
||
|
|
byte *ptr = out;
|
||
|
|
int i;
|
||
|
|
//Squeezes full blocks
|
||
|
|
for (i = 0; i < fullBlocks; i++) {
|
||
|
|
memcpy(ptr, state, BLOCK_LEN_BYTES);
|
||
|
|
blake2bLyra(state);
|
||
|
|
ptr += BLOCK_LEN_BYTES;
|
||
|
|
}
|
||
|
|
|
||
|
|
//Squeezes remaining bytes
|
||
|
|
memcpy(ptr, state, (len % BLOCK_LEN_BYTES));
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Performs an absorb operation for a single block (BLOCK_LEN_INT64 words
|
||
|
|
* of type uint64_t), using Blake2b's G function as the internal permutation
|
||
|
|
*
|
||
|
|
* @param state The current state of the sponge
|
||
|
|
* @param in The block to be absorbed (BLOCK_LEN_INT64 words)
|
||
|
|
*/
|
||
|
|
inline void absorbBlock(uint64_t *state, const uint64_t *in) {
|
||
|
|
//XORs the first BLOCK_LEN_INT64 words of "in" with the current state
|
||
|
|
state[0] ^= in[0];
|
||
|
|
state[1] ^= in[1];
|
||
|
|
state[2] ^= in[2];
|
||
|
|
state[3] ^= in[3];
|
||
|
|
state[4] ^= in[4];
|
||
|
|
state[5] ^= in[5];
|
||
|
|
state[6] ^= in[6];
|
||
|
|
state[7] ^= in[7];
|
||
|
|
state[8] ^= in[8];
|
||
|
|
state[9] ^= in[9];
|
||
|
|
state[10] ^= in[10];
|
||
|
|
state[11] ^= in[11];
|
||
|
|
|
||
|
|
//Applies the transformation f to the sponge's state
|
||
|
|
blake2bLyra(state);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Performs an absorb operation for a single block (BLOCK_LEN_BLAKE2_SAFE_INT64
|
||
|
|
* words of type uint64_t), using Blake2b's G function as the internal permutation
|
||
|
|
*
|
||
|
|
* @param state The current state of the sponge
|
||
|
|
* @param in The block to be absorbed (BLOCK_LEN_BLAKE2_SAFE_INT64 words)
|
||
|
|
*/
|
||
|
|
inline void absorbBlockBlake2Safe(uint64_t *state, const uint64_t *in) {
|
||
|
|
//XORs the first BLOCK_LEN_BLAKE2_SAFE_INT64 words of "in" with the current state
|
||
|
|
state[0] ^= in[0];
|
||
|
|
state[1] ^= in[1];
|
||
|
|
state[2] ^= in[2];
|
||
|
|
state[3] ^= in[3];
|
||
|
|
state[4] ^= in[4];
|
||
|
|
state[5] ^= in[5];
|
||
|
|
state[6] ^= in[6];
|
||
|
|
state[7] ^= in[7];
|
||
|
|
|
||
|
|
//Applies the transformation f to the sponge's state
|
||
|
|
blake2bLyra(state);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Performs a reduced squeeze operation for a single row, from the highest to
|
||
|
|
* the lowest index, using the reduced-round Blake2b's G function as the
|
||
|
|
* internal permutation
|
||
|
|
*
|
||
|
|
* @param state The current state of the sponge
|
||
|
|
* @param rowOut Row to receive the data squeezed
|
||
|
|
*/
|
||
|
|
inline void reducedSqueezeRow0(uint64_t* state, uint64_t* rowOut) {
|
||
|
|
uint64_t* ptrWord = rowOut + (N_COLS-1)*BLOCK_LEN_INT64; //In Lyra2: pointer to M[0][C-1]
|
||
|
|
int i;
|
||
|
|
//M[row][C-1-col] = H.reduced_squeeze()
|
||
|
|
for (i = 0; i < N_COLS; i++) {
|
||
|
|
ptrWord[0] = state[0];
|
||
|
|
ptrWord[1] = state[1];
|
||
|
|
ptrWord[2] = state[2];
|
||
|
|
ptrWord[3] = state[3];
|
||
|
|
ptrWord[4] = state[4];
|
||
|
|
ptrWord[5] = state[5];
|
||
|
|
ptrWord[6] = state[6];
|
||
|
|
ptrWord[7] = state[7];
|
||
|
|
ptrWord[8] = state[8];
|
||
|
|
ptrWord[9] = state[9];
|
||
|
|
ptrWord[10] = state[10];
|
||
|
|
ptrWord[11] = state[11];
|
||
|
|
|
||
|
|
//Goes to next block (column) that will receive the squeezed data
|
||
|
|
ptrWord -= BLOCK_LEN_INT64;
|
||
|
|
|
||
|
|
//Applies the reduced-round transformation f to the sponge's state
|
||
|
|
reducedBlake2bLyra(state);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Performs a reduced duplex operation for a single row, from the highest to
|
||
|
|
* the lowest index, using the reduced-round Blake2b's G function as the
|
||
|
|
* internal permutation
|
||
|
|
*
|
||
|
|
* @param state The current state of the sponge
|
||
|
|
* @param rowIn Row to feed the sponge
|
||
|
|
* @param rowOut Row to receive the sponge's output
|
||
|
|
*/
|
||
|
|
inline void reducedDuplexRow1(uint64_t *state, uint64_t *rowIn, uint64_t *rowOut) {
|
||
|
|
uint64_t* ptrWordIn = rowIn; //In Lyra2: pointer to prev
|
||
|
|
uint64_t* ptrWordOut = rowOut + (N_COLS-1)*BLOCK_LEN_INT64; //In Lyra2: pointer to row
|
||
|
|
int i;
|
||
|
|
|
||
|
|
for (i = 0; i < N_COLS; i++) {
|
||
|
|
|
||
|
|
//Absorbing "M[prev][col]"
|
||
|
|
state[0] ^= (ptrWordIn[0]);
|
||
|
|
state[1] ^= (ptrWordIn[1]);
|
||
|
|
state[2] ^= (ptrWordIn[2]);
|
||
|
|
state[3] ^= (ptrWordIn[3]);
|
||
|
|
state[4] ^= (ptrWordIn[4]);
|
||
|
|
state[5] ^= (ptrWordIn[5]);
|
||
|
|
state[6] ^= (ptrWordIn[6]);
|
||
|
|
state[7] ^= (ptrWordIn[7]);
|
||
|
|
state[8] ^= (ptrWordIn[8]);
|
||
|
|
state[9] ^= (ptrWordIn[9]);
|
||
|
|
state[10] ^= (ptrWordIn[10]);
|
||
|
|
state[11] ^= (ptrWordIn[11]);
|
||
|
|
|
||
|
|
//Applies the reduced-round transformation f to the sponge's state
|
||
|
|
reducedBlake2bLyra(state);
|
||
|
|
|
||
|
|
//M[row][C-1-col] = M[prev][col] XOR rand
|
||
|
|
ptrWordOut[0] = ptrWordIn[0] ^ state[0];
|
||
|
|
ptrWordOut[1] = ptrWordIn[1] ^ state[1];
|
||
|
|
ptrWordOut[2] = ptrWordIn[2] ^ state[2];
|
||
|
|
ptrWordOut[3] = ptrWordIn[3] ^ state[3];
|
||
|
|
ptrWordOut[4] = ptrWordIn[4] ^ state[4];
|
||
|
|
ptrWordOut[5] = ptrWordIn[5] ^ state[5];
|
||
|
|
ptrWordOut[6] = ptrWordIn[6] ^ state[6];
|
||
|
|
ptrWordOut[7] = ptrWordIn[7] ^ state[7];
|
||
|
|
ptrWordOut[8] = ptrWordIn[8] ^ state[8];
|
||
|
|
ptrWordOut[9] = ptrWordIn[9] ^ state[9];
|
||
|
|
ptrWordOut[10] = ptrWordIn[10] ^ state[10];
|
||
|
|
ptrWordOut[11] = ptrWordIn[11] ^ state[11];
|
||
|
|
|
||
|
|
|
||
|
|
//Input: next column (i.e., next block in sequence)
|
||
|
|
ptrWordIn += BLOCK_LEN_INT64;
|
||
|
|
//Output: goes to previous column
|
||
|
|
ptrWordOut -= BLOCK_LEN_INT64;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Performs a duplexing operation over "M[rowInOut][col] [+] M[rowIn][col]" (i.e.,
|
||
|
|
* the wordwise addition of two columns, ignoring carries between words). The
|
||
|
|
* output of this operation, "rand", is then used to make
|
||
|
|
* "M[rowOut][(N_COLS-1)-col] = M[rowIn][col] XOR rand" and
|
||
|
|
* "M[rowInOut][col] = M[rowInOut][col] XOR rotW(rand)", where rotW is a 64-bit
|
||
|
|
* rotation to the left and N_COLS is a system parameter.
|
||
|
|
*
|
||
|
|
* @param state The current state of the sponge
|
||
|
|
* @param rowIn Row used only as input
|
||
|
|
* @param rowInOut Row used as input and to receive output after rotation
|
||
|
|
* @param rowOut Row receiving the output
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
inline void reducedDuplexRowSetup(uint64_t *state, uint64_t *rowIn, uint64_t *rowInOut, uint64_t *rowOut) {
|
||
|
|
uint64_t* ptrWordIn = rowIn; //In Lyra2: pointer to prev
|
||
|
|
uint64_t* ptrWordInOut = rowInOut; //In Lyra2: pointer to row*
|
||
|
|
uint64_t* ptrWordOut = rowOut + (N_COLS-1)*BLOCK_LEN_INT64; //In Lyra2: pointer to row
|
||
|
|
int i;
|
||
|
|
|
||
|
|
for (i = 0; i < N_COLS; i++) {
|
||
|
|
//Absorbing "M[prev] [+] M[row*]"
|
||
|
|
state[0] ^= (ptrWordIn[0] + ptrWordInOut[0]);
|
||
|
|
state[1] ^= (ptrWordIn[1] + ptrWordInOut[1]);
|
||
|
|
state[2] ^= (ptrWordIn[2] + ptrWordInOut[2]);
|
||
|
|
state[3] ^= (ptrWordIn[3] + ptrWordInOut[3]);
|
||
|
|
state[4] ^= (ptrWordIn[4] + ptrWordInOut[4]);
|
||
|
|
state[5] ^= (ptrWordIn[5] + ptrWordInOut[5]);
|
||
|
|
state[6] ^= (ptrWordIn[6] + ptrWordInOut[6]);
|
||
|
|
state[7] ^= (ptrWordIn[7] + ptrWordInOut[7]);
|
||
|
|
state[8] ^= (ptrWordIn[8] + ptrWordInOut[8]);
|
||
|
|
state[9] ^= (ptrWordIn[9] + ptrWordInOut[9]);
|
||
|
|
state[10] ^= (ptrWordIn[10] + ptrWordInOut[10]);
|
||
|
|
state[11] ^= (ptrWordIn[11] + ptrWordInOut[11]);
|
||
|
|
|
||
|
|
//Applies the reduced-round transformation f to the sponge's state
|
||
|
|
reducedBlake2bLyra(state);
|
||
|
|
|
||
|
|
//M[row][col] = M[prev][col] XOR rand
|
||
|
|
ptrWordOut[0] = ptrWordIn[0] ^ state[0];
|
||
|
|
ptrWordOut[1] = ptrWordIn[1] ^ state[1];
|
||
|
|
ptrWordOut[2] = ptrWordIn[2] ^ state[2];
|
||
|
|
ptrWordOut[3] = ptrWordIn[3] ^ state[3];
|
||
|
|
ptrWordOut[4] = ptrWordIn[4] ^ state[4];
|
||
|
|
ptrWordOut[5] = ptrWordIn[5] ^ state[5];
|
||
|
|
ptrWordOut[6] = ptrWordIn[6] ^ state[6];
|
||
|
|
ptrWordOut[7] = ptrWordIn[7] ^ state[7];
|
||
|
|
ptrWordOut[8] = ptrWordIn[8] ^ state[8];
|
||
|
|
ptrWordOut[9] = ptrWordIn[9] ^ state[9];
|
||
|
|
ptrWordOut[10] = ptrWordIn[10] ^ state[10];
|
||
|
|
ptrWordOut[11] = ptrWordIn[11] ^ state[11];
|
||
|
|
|
||
|
|
//M[row*][col] = M[row*][col] XOR rotW(rand)
|
||
|
|
ptrWordInOut[0] ^= state[11];
|
||
|
|
ptrWordInOut[1] ^= state[0];
|
||
|
|
ptrWordInOut[2] ^= state[1];
|
||
|
|
ptrWordInOut[3] ^= state[2];
|
||
|
|
ptrWordInOut[4] ^= state[3];
|
||
|
|
ptrWordInOut[5] ^= state[4];
|
||
|
|
ptrWordInOut[6] ^= state[5];
|
||
|
|
ptrWordInOut[7] ^= state[6];
|
||
|
|
ptrWordInOut[8] ^= state[7];
|
||
|
|
ptrWordInOut[9] ^= state[8];
|
||
|
|
ptrWordInOut[10] ^= state[9];
|
||
|
|
ptrWordInOut[11] ^= state[10];
|
||
|
|
|
||
|
|
//Inputs: next column (i.e., next block in sequence)
|
||
|
|
ptrWordInOut += BLOCK_LEN_INT64;
|
||
|
|
ptrWordIn += BLOCK_LEN_INT64;
|
||
|
|
//Output: goes to previous column
|
||
|
|
ptrWordOut -= BLOCK_LEN_INT64;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Performs a duplexing operation over "M[rowInOut][col] [+] M[rowIn][col]" (i.e.,
|
||
|
|
* the wordwise addition of two columns, ignoring carries between words). The
|
||
|
|
* output of this operation, "rand", is then used to make
|
||
|
|
* "M[rowOut][col] = M[rowOut][col] XOR rand" and
|
||
|
|
* "M[rowInOut][col] = M[rowInOut][col] XOR rotW(rand)", where rotW is a 64-bit
|
||
|
|
* rotation to the left.
|
||
|
|
*
|
||
|
|
* @param state The current state of the sponge
|
||
|
|
* @param rowIn Row used only as input
|
||
|
|
* @param rowInOut Row used as input and to receive output after rotation
|
||
|
|
* @param rowOut Row receiving the output
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
inline void reducedDuplexRow(uint64_t *state, uint64_t *rowIn, uint64_t *rowInOut, uint64_t *rowOut) {
|
||
|
|
uint64_t* ptrWordInOut = rowInOut; //In Lyra2: pointer to row*
|
||
|
|
uint64_t* ptrWordIn = rowIn; //In Lyra2: pointer to prev
|
||
|
|
uint64_t* ptrWordOut = rowOut; //In Lyra2: pointer to row
|
||
|
|
int i;
|
||
|
|
|
||
|
|
for (i = 0; i < N_COLS; i++) {
|
||
|
|
|
||
|
|
//Absorbing "M[prev] [+] M[row*]"
|
||
|
|
state[0] ^= (ptrWordIn[0] + ptrWordInOut[0]);
|
||
|
|
state[1] ^= (ptrWordIn[1] + ptrWordInOut[1]);
|
||
|
|
state[2] ^= (ptrWordIn[2] + ptrWordInOut[2]);
|
||
|
|
state[3] ^= (ptrWordIn[3] + ptrWordInOut[3]);
|
||
|
|
state[4] ^= (ptrWordIn[4] + ptrWordInOut[4]);
|
||
|
|
state[5] ^= (ptrWordIn[5] + ptrWordInOut[5]);
|
||
|
|
state[6] ^= (ptrWordIn[6] + ptrWordInOut[6]);
|
||
|
|
state[7] ^= (ptrWordIn[7] + ptrWordInOut[7]);
|
||
|
|
state[8] ^= (ptrWordIn[8] + ptrWordInOut[8]);
|
||
|
|
state[9] ^= (ptrWordIn[9] + ptrWordInOut[9]);
|
||
|
|
state[10] ^= (ptrWordIn[10] + ptrWordInOut[10]);
|
||
|
|
state[11] ^= (ptrWordIn[11] + ptrWordInOut[11]);
|
||
|
|
|
||
|
|
//Applies the reduced-round transformation f to the sponge's state
|
||
|
|
reducedBlake2bLyra(state);
|
||
|
|
|
||
|
|
//M[rowOut][col] = M[rowOut][col] XOR rand
|
||
|
|
ptrWordOut[0] ^= state[0];
|
||
|
|
ptrWordOut[1] ^= state[1];
|
||
|
|
ptrWordOut[2] ^= state[2];
|
||
|
|
ptrWordOut[3] ^= state[3];
|
||
|
|
ptrWordOut[4] ^= state[4];
|
||
|
|
ptrWordOut[5] ^= state[5];
|
||
|
|
ptrWordOut[6] ^= state[6];
|
||
|
|
ptrWordOut[7] ^= state[7];
|
||
|
|
ptrWordOut[8] ^= state[8];
|
||
|
|
ptrWordOut[9] ^= state[9];
|
||
|
|
ptrWordOut[10] ^= state[10];
|
||
|
|
ptrWordOut[11] ^= state[11];
|
||
|
|
|
||
|
|
//M[rowInOut][col] = M[rowInOut][col] XOR rotW(rand)
|
||
|
|
ptrWordInOut[0] ^= state[11];
|
||
|
|
ptrWordInOut[1] ^= state[0];
|
||
|
|
ptrWordInOut[2] ^= state[1];
|
||
|
|
ptrWordInOut[3] ^= state[2];
|
||
|
|
ptrWordInOut[4] ^= state[3];
|
||
|
|
ptrWordInOut[5] ^= state[4];
|
||
|
|
ptrWordInOut[6] ^= state[5];
|
||
|
|
ptrWordInOut[7] ^= state[6];
|
||
|
|
ptrWordInOut[8] ^= state[7];
|
||
|
|
ptrWordInOut[9] ^= state[8];
|
||
|
|
ptrWordInOut[10] ^= state[9];
|
||
|
|
ptrWordInOut[11] ^= state[10];
|
||
|
|
|
||
|
|
//Goes to next block
|
||
|
|
ptrWordOut += BLOCK_LEN_INT64;
|
||
|
|
ptrWordInOut += BLOCK_LEN_INT64;
|
||
|
|
ptrWordIn += BLOCK_LEN_INT64;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Performs a duplex operation over "M[rowInOut] [+] M[rowIn]", writing the output "rand"
|
||
|
|
* on M[rowOut] and making "M[rowInOut] = M[rowInOut] XOR rotW(rand)", where rotW is a 64-bit
|
||
|
|
* rotation to the left.
|
||
|
|
*
|
||
|
|
* @param state The current state of the sponge
|
||
|
|
* @param rowIn Row used only as input
|
||
|
|
* @param rowInOut Row used as input and to receive output after rotation
|
||
|
|
* @param rowOut Row receiving the output
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
/*
|
||
|
|
inline void reducedDuplexRowSetupOLD(uint64_t *state, uint64_t *rowIn, uint64_t *rowInOut, uint64_t *rowOut) {
|
||
|
|
uint64_t* ptrWordIn = rowIn; //In Lyra2: pointer to prev
|
||
|
|
uint64_t* ptrWordInOut = rowInOut; //In Lyra2: pointer to row*
|
||
|
|
uint64_t* ptrWordOut = rowOut; //In Lyra2: pointer to row
|
||
|
|
int i;
|
||
|
|
for (i = 0; i < N_COLS; i++) {
|
||
|
|
|
||
|
|
//Absorbing "M[rowInOut] XOR M[rowIn]"
|
||
|
|
state[0] ^= ptrWordInOut[0] ^ ptrWordIn[0];
|
||
|
|
state[1] ^= ptrWordInOut[1] ^ ptrWordIn[1];
|
||
|
|
state[2] ^= ptrWordInOut[2] ^ ptrWordIn[2];
|
||
|
|
state[3] ^= ptrWordInOut[3] ^ ptrWordIn[3];
|
||
|
|
state[4] ^= ptrWordInOut[4] ^ ptrWordIn[4];
|
||
|
|
state[5] ^= ptrWordInOut[5] ^ ptrWordIn[5];
|
||
|
|
state[6] ^= ptrWordInOut[6] ^ ptrWordIn[6];
|
||
|
|
state[7] ^= ptrWordInOut[7] ^ ptrWordIn[7];
|
||
|
|
state[8] ^= ptrWordInOut[8] ^ ptrWordIn[8];
|
||
|
|
state[9] ^= ptrWordInOut[9] ^ ptrWordIn[9];
|
||
|
|
state[10] ^= ptrWordInOut[10] ^ ptrWordIn[10];
|
||
|
|
state[11] ^= ptrWordInOut[11] ^ ptrWordIn[11];
|
||
|
|
|
||
|
|
//Applies the reduced-round transformation f to the sponge's state
|
||
|
|
reducedBlake2bLyra(state);
|
||
|
|
|
||
|
|
//M[row][col] = rand
|
||
|
|
ptrWordOut[0] = state[0];
|
||
|
|
ptrWordOut[1] = state[1];
|
||
|
|
ptrWordOut[2] = state[2];
|
||
|
|
ptrWordOut[3] = state[3];
|
||
|
|
ptrWordOut[4] = state[4];
|
||
|
|
ptrWordOut[5] = state[5];
|
||
|
|
ptrWordOut[6] = state[6];
|
||
|
|
ptrWordOut[7] = state[7];
|
||
|
|
ptrWordOut[8] = state[8];
|
||
|
|
ptrWordOut[9] = state[9];
|
||
|
|
ptrWordOut[10] = state[10];
|
||
|
|
ptrWordOut[11] = state[11];
|
||
|
|
|
||
|
|
|
||
|
|
//M[row*][col] = M[row*][col] XOR rotW(rand)
|
||
|
|
ptrWordInOut[0] ^= state[10];
|
||
|
|
ptrWordInOut[1] ^= state[11];
|
||
|
|
ptrWordInOut[2] ^= state[0];
|
||
|
|
ptrWordInOut[3] ^= state[1];
|
||
|
|
ptrWordInOut[4] ^= state[2];
|
||
|
|
ptrWordInOut[5] ^= state[3];
|
||
|
|
ptrWordInOut[6] ^= state[4];
|
||
|
|
ptrWordInOut[7] ^= state[5];
|
||
|
|
ptrWordInOut[8] ^= state[6];
|
||
|
|
ptrWordInOut[9] ^= state[7];
|
||
|
|
ptrWordInOut[10] ^= state[8];
|
||
|
|
ptrWordInOut[11] ^= state[9];
|
||
|
|
|
||
|
|
//Goes to next column (i.e., next block in sequence)
|
||
|
|
ptrWordInOut += BLOCK_LEN_INT64;
|
||
|
|
ptrWordIn += BLOCK_LEN_INT64;
|
||
|
|
ptrWordOut += BLOCK_LEN_INT64;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Performs a duplex operation over "M[rowInOut] XOR M[rowIn]", writing the output "rand"
|
||
|
|
* on M[rowOut] and making "M[rowInOut] = M[rowInOut] XOR rotW(rand)", where rotW is a 64-bit
|
||
|
|
* rotation to the left.
|
||
|
|
*
|
||
|
|
* @param state The current state of the sponge
|
||
|
|
* @param rowIn Row used only as input
|
||
|
|
* @param rowInOut Row used as input and to receive output after rotation
|
||
|
|
* @param rowOut Row receiving the output
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
/*
|
||
|
|
inline void reducedDuplexRowSetupv5(uint64_t *state, uint64_t *rowIn, uint64_t *rowInOut, uint64_t *rowOut) {
|
||
|
|
uint64_t* ptrWordIn = rowIn; //In Lyra2: pointer to prev
|
||
|
|
uint64_t* ptrWordInOut = rowInOut; //In Lyra2: pointer to row*
|
||
|
|
uint64_t* ptrWordOut = rowOut; //In Lyra2: pointer to row
|
||
|
|
int i;
|
||
|
|
for (i = 0; i < N_COLS; i++) {
|
||
|
|
|
||
|
|
//Absorbing "M[rowInOut] XOR M[rowIn]"
|
||
|
|
state[0] ^= ptrWordInOut[0] + ptrWordIn[0];
|
||
|
|
state[1] ^= ptrWordInOut[1] + ptrWordIn[1];
|
||
|
|
state[2] ^= ptrWordInOut[2] + ptrWordIn[2];
|
||
|
|
state[3] ^= ptrWordInOut[3] + ptrWordIn[3];
|
||
|
|
state[4] ^= ptrWordInOut[4] + ptrWordIn[4];
|
||
|
|
state[5] ^= ptrWordInOut[5] + ptrWordIn[5];
|
||
|
|
state[6] ^= ptrWordInOut[6] + ptrWordIn[6];
|
||
|
|
state[7] ^= ptrWordInOut[7] + ptrWordIn[7];
|
||
|
|
state[8] ^= ptrWordInOut[8] + ptrWordIn[8];
|
||
|
|
state[9] ^= ptrWordInOut[9] + ptrWordIn[9];
|
||
|
|
state[10] ^= ptrWordInOut[10] + ptrWordIn[10];
|
||
|
|
state[11] ^= ptrWordInOut[11] + ptrWordIn[11];
|
||
|
|
|
||
|
|
//Applies the reduced-round transformation f to the sponge's state
|
||
|
|
reducedBlake2bLyra(state);
|
||
|
|
|
||
|
|
|
||
|
|
//M[row*][col] = M[row*][col] XOR rotW(rand)
|
||
|
|
ptrWordInOut[0] ^= state[10];
|
||
|
|
ptrWordInOut[1] ^= state[11];
|
||
|
|
ptrWordInOut[2] ^= state[0];
|
||
|
|
ptrWordInOut[3] ^= state[1];
|
||
|
|
ptrWordInOut[4] ^= state[2];
|
||
|
|
ptrWordInOut[5] ^= state[3];
|
||
|
|
ptrWordInOut[6] ^= state[4];
|
||
|
|
ptrWordInOut[7] ^= state[5];
|
||
|
|
ptrWordInOut[8] ^= state[6];
|
||
|
|
ptrWordInOut[9] ^= state[7];
|
||
|
|
ptrWordInOut[10] ^= state[8];
|
||
|
|
ptrWordInOut[11] ^= state[9];
|
||
|
|
|
||
|
|
|
||
|
|
//M[row][col] = rand
|
||
|
|
ptrWordOut[0] = state[0] ^ ptrWordIn[0];
|
||
|
|
ptrWordOut[1] = state[1] ^ ptrWordIn[1];
|
||
|
|
ptrWordOut[2] = state[2] ^ ptrWordIn[2];
|
||
|
|
ptrWordOut[3] = state[3] ^ ptrWordIn[3];
|
||
|
|
ptrWordOut[4] = state[4] ^ ptrWordIn[4];
|
||
|
|
ptrWordOut[5] = state[5] ^ ptrWordIn[5];
|
||
|
|
ptrWordOut[6] = state[6] ^ ptrWordIn[6];
|
||
|
|
ptrWordOut[7] = state[7] ^ ptrWordIn[7];
|
||
|
|
ptrWordOut[8] = state[8] ^ ptrWordIn[8];
|
||
|
|
ptrWordOut[9] = state[9] ^ ptrWordIn[9];
|
||
|
|
ptrWordOut[10] = state[10] ^ ptrWordIn[10];
|
||
|
|
ptrWordOut[11] = state[11] ^ ptrWordIn[11];
|
||
|
|
|
||
|
|
//Goes to next column (i.e., next block in sequence)
|
||
|
|
ptrWordInOut += BLOCK_LEN_INT64;
|
||
|
|
ptrWordIn += BLOCK_LEN_INT64;
|
||
|
|
ptrWordOut += BLOCK_LEN_INT64;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Performs a duplex operation over "M[rowInOut] XOR M[rowIn]", writing the output "rand"
|
||
|
|
* on M[rowOut] and making "M[rowInOut] = M[rowInOut] XOR rotW(rand)", where rotW is a 64-bit
|
||
|
|
* rotation to the left.
|
||
|
|
*
|
||
|
|
* @param state The current state of the sponge
|
||
|
|
* @param rowIn Row used only as input
|
||
|
|
* @param rowInOut Row used as input and to receive output after rotation
|
||
|
|
* @param rowOut Row receiving the output
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
/*
|
||
|
|
inline void reducedDuplexRowSetupv5c(uint64_t *state, uint64_t *rowIn, uint64_t *rowInOut, uint64_t *rowOut) {
|
||
|
|
uint64_t* ptrWordIn = rowIn; //In Lyra2: pointer to prev
|
||
|
|
uint64_t* ptrWordInOut = rowInOut; //In Lyra2: pointer to row*
|
||
|
|
uint64_t* ptrWordOut = rowOut;
|
||
|
|
int i;
|
||
|
|
|
||
|
|
for (i = 0; i < N_COLS / 2; i++) {
|
||
|
|
//Absorbing "M[rowInOut] XOR M[rowIn]"
|
||
|
|
state[0] ^= ptrWordInOut[0] + ptrWordIn[0];
|
||
|
|
state[1] ^= ptrWordInOut[1] + ptrWordIn[1];
|
||
|
|
state[2] ^= ptrWordInOut[2] + ptrWordIn[2];
|
||
|
|
state[3] ^= ptrWordInOut[3] + ptrWordIn[3];
|
||
|
|
state[4] ^= ptrWordInOut[4] + ptrWordIn[4];
|
||
|
|
state[5] ^= ptrWordInOut[5] + ptrWordIn[5];
|
||
|
|
state[6] ^= ptrWordInOut[6] + ptrWordIn[6];
|
||
|
|
state[7] ^= ptrWordInOut[7] + ptrWordIn[7];
|
||
|
|
state[8] ^= ptrWordInOut[8] + ptrWordIn[8];
|
||
|
|
state[9] ^= ptrWordInOut[9] + ptrWordIn[9];
|
||
|
|
state[10] ^= ptrWordInOut[10] + ptrWordIn[10];
|
||
|
|
state[11] ^= ptrWordInOut[11] + ptrWordIn[11];
|
||
|
|
|
||
|
|
//Applies the reduced-round transformation f to the sponge's state
|
||
|
|
reducedBlake2bLyra(state);
|
||
|
|
|
||
|
|
|
||
|
|
//M[row*][col] = M[row*][col] XOR rotW(rand)
|
||
|
|
ptrWordInOut[0] ^= state[10];
|
||
|
|
ptrWordInOut[1] ^= state[11];
|
||
|
|
ptrWordInOut[2] ^= state[0];
|
||
|
|
ptrWordInOut[3] ^= state[1];
|
||
|
|
ptrWordInOut[4] ^= state[2];
|
||
|
|
ptrWordInOut[5] ^= state[3];
|
||
|
|
ptrWordInOut[6] ^= state[4];
|
||
|
|
ptrWordInOut[7] ^= state[5];
|
||
|
|
ptrWordInOut[8] ^= state[6];
|
||
|
|
ptrWordInOut[9] ^= state[7];
|
||
|
|
ptrWordInOut[10] ^= state[8];
|
||
|
|
ptrWordInOut[11] ^= state[9];
|
||
|
|
|
||
|
|
|
||
|
|
//M[row][col] = rand
|
||
|
|
ptrWordOut[0] = state[0] ^ ptrWordIn[0];
|
||
|
|
ptrWordOut[1] = state[1] ^ ptrWordIn[1];
|
||
|
|
ptrWordOut[2] = state[2] ^ ptrWordIn[2];
|
||
|
|
ptrWordOut[3] = state[3] ^ ptrWordIn[3];
|
||
|
|
ptrWordOut[4] = state[4] ^ ptrWordIn[4];
|
||
|
|
ptrWordOut[5] = state[5] ^ ptrWordIn[5];
|
||
|
|
ptrWordOut[6] = state[6] ^ ptrWordIn[6];
|
||
|
|
ptrWordOut[7] = state[7] ^ ptrWordIn[7];
|
||
|
|
ptrWordOut[8] = state[8] ^ ptrWordIn[8];
|
||
|
|
ptrWordOut[9] = state[9] ^ ptrWordIn[9];
|
||
|
|
ptrWordOut[10] = state[10] ^ ptrWordIn[10];
|
||
|
|
ptrWordOut[11] = state[11] ^ ptrWordIn[11];
|
||
|
|
|
||
|
|
//Goes to next column (i.e., next block in sequence)
|
||
|
|
ptrWordInOut += BLOCK_LEN_INT64;
|
||
|
|
ptrWordIn += BLOCK_LEN_INT64;
|
||
|
|
ptrWordOut += 2 * BLOCK_LEN_INT64;
|
||
|
|
}
|
||
|
|
|
||
|
|
ptrWordOut = rowOut + BLOCK_LEN_INT64;
|
||
|
|
for (i = 0; i < N_COLS / 2; i++) {
|
||
|
|
//Absorbing "M[rowInOut] XOR M[rowIn]"
|
||
|
|
state[0] ^= ptrWordInOut[0] + ptrWordIn[0];
|
||
|
|
state[1] ^= ptrWordInOut[1] + ptrWordIn[1];
|
||
|
|
state[2] ^= ptrWordInOut[2] + ptrWordIn[2];
|
||
|
|
state[3] ^= ptrWordInOut[3] + ptrWordIn[3];
|
||
|
|
state[4] ^= ptrWordInOut[4] + ptrWordIn[4];
|
||
|
|
state[5] ^= ptrWordInOut[5] + ptrWordIn[5];
|
||
|
|
state[6] ^= ptrWordInOut[6] + ptrWordIn[6];
|
||
|
|
state[7] ^= ptrWordInOut[7] + ptrWordIn[7];
|
||
|
|
state[8] ^= ptrWordInOut[8] + ptrWordIn[8];
|
||
|
|
state[9] ^= ptrWordInOut[9] + ptrWordIn[9];
|
||
|
|
state[10] ^= ptrWordInOut[10] + ptrWordIn[10];
|
||
|
|
state[11] ^= ptrWordInOut[11] + ptrWordIn[11];
|
||
|
|
|
||
|
|
//Applies the reduced-round transformation f to the sponge's state
|
||
|
|
reducedBlake2bLyra(state);
|
||
|
|
|
||
|
|
|
||
|
|
//M[row*][col] = M[row*][col] XOR rotW(rand)
|
||
|
|
ptrWordInOut[0] ^= state[10];
|
||
|
|
ptrWordInOut[1] ^= state[11];
|
||
|
|
ptrWordInOut[2] ^= state[0];
|
||
|
|
ptrWordInOut[3] ^= state[1];
|
||
|
|
ptrWordInOut[4] ^= state[2];
|
||
|
|
ptrWordInOut[5] ^= state[3];
|
||
|
|
ptrWordInOut[6] ^= state[4];
|
||
|
|
ptrWordInOut[7] ^= state[5];
|
||
|
|
ptrWordInOut[8] ^= state[6];
|
||
|
|
ptrWordInOut[9] ^= state[7];
|
||
|
|
ptrWordInOut[10] ^= state[8];
|
||
|
|
ptrWordInOut[11] ^= state[9];
|
||
|
|
|
||
|
|
|
||
|
|
//M[row][col] = rand
|
||
|
|
ptrWordOut[0] = state[0] ^ ptrWordIn[0];
|
||
|
|
ptrWordOut[1] = state[1] ^ ptrWordIn[1];
|
||
|
|
ptrWordOut[2] = state[2] ^ ptrWordIn[2];
|
||
|
|
ptrWordOut[3] = state[3] ^ ptrWordIn[3];
|
||
|
|
ptrWordOut[4] = state[4] ^ ptrWordIn[4];
|
||
|
|
ptrWordOut[5] = state[5] ^ ptrWordIn[5];
|
||
|
|
ptrWordOut[6] = state[6] ^ ptrWordIn[6];
|
||
|
|
ptrWordOut[7] = state[7] ^ ptrWordIn[7];
|
||
|
|
ptrWordOut[8] = state[8] ^ ptrWordIn[8];
|
||
|
|
ptrWordOut[9] = state[9] ^ ptrWordIn[9];
|
||
|
|
ptrWordOut[10] = state[10] ^ ptrWordIn[10];
|
||
|
|
ptrWordOut[11] = state[11] ^ ptrWordIn[11];
|
||
|
|
|
||
|
|
//Goes to next column (i.e., next block in sequence)
|
||
|
|
ptrWordInOut += BLOCK_LEN_INT64;
|
||
|
|
ptrWordIn += BLOCK_LEN_INT64;
|
||
|
|
ptrWordOut += 2 * BLOCK_LEN_INT64;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Performs a duplex operation over "M[rowInOut] XOR M[rowIn]", using the output "rand"
|
||
|
|
* to make "M[rowOut][col] = M[rowOut][col] XOR rand" and "M[rowInOut] = M[rowInOut] XOR rotW(rand)",
|
||
|
|
* where rotW is a 64-bit rotation to the left.
|
||
|
|
*
|
||
|
|
* @param state The current state of the sponge
|
||
|
|
* @param rowIn Row used only as input
|
||
|
|
* @param rowInOut Row used as input and to receive output after rotation
|
||
|
|
* @param rowOut Row receiving the output
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
/*
|
||
|
|
inline void reducedDuplexRowd(uint64_t *state, uint64_t *rowIn, uint64_t *rowInOut, uint64_t *rowOut) {
|
||
|
|
uint64_t* ptrWordInOut = rowInOut; //In Lyra2: pointer to row*
|
||
|
|
uint64_t* ptrWordIn = rowIn; //In Lyra2: pointer to prev
|
||
|
|
uint64_t* ptrWordOut = rowOut; //In Lyra2: pointer to row
|
||
|
|
int i;
|
||
|
|
for (i = 0; i < N_COLS; i++) {
|
||
|
|
|
||
|
|
//Absorbing "M[rowInOut] XOR M[rowIn]"
|
||
|
|
state[0] ^= ptrWordInOut[0] + ptrWordIn[0];
|
||
|
|
state[1] ^= ptrWordInOut[1] + ptrWordIn[1];
|
||
|
|
state[2] ^= ptrWordInOut[2] + ptrWordIn[2];
|
||
|
|
state[3] ^= ptrWordInOut[3] + ptrWordIn[3];
|
||
|
|
state[4] ^= ptrWordInOut[4] + ptrWordIn[4];
|
||
|
|
state[5] ^= ptrWordInOut[5] + ptrWordIn[5];
|
||
|
|
state[6] ^= ptrWordInOut[6] + ptrWordIn[6];
|
||
|
|
state[7] ^= ptrWordInOut[7] + ptrWordIn[7];
|
||
|
|
state[8] ^= ptrWordInOut[8] + ptrWordIn[8];
|
||
|
|
state[9] ^= ptrWordInOut[9] + ptrWordIn[9];
|
||
|
|
state[10] ^= ptrWordInOut[10] + ptrWordIn[10];
|
||
|
|
state[11] ^= ptrWordInOut[11] + ptrWordIn[11];
|
||
|
|
|
||
|
|
//Applies the reduced-round transformation f to the sponge's state
|
||
|
|
reducedBlake2bLyra(state);
|
||
|
|
|
||
|
|
//M[rowOut][col] = M[rowOut][col] XOR rand
|
||
|
|
ptrWordOut[0] ^= state[0];
|
||
|
|
ptrWordOut[1] ^= state[1];
|
||
|
|
ptrWordOut[2] ^= state[2];
|
||
|
|
ptrWordOut[3] ^= state[3];
|
||
|
|
ptrWordOut[4] ^= state[4];
|
||
|
|
ptrWordOut[5] ^= state[5];
|
||
|
|
ptrWordOut[6] ^= state[6];
|
||
|
|
ptrWordOut[7] ^= state[7];
|
||
|
|
ptrWordOut[8] ^= state[8];
|
||
|
|
ptrWordOut[9] ^= state[9];
|
||
|
|
ptrWordOut[10] ^= state[10];
|
||
|
|
ptrWordOut[11] ^= state[11];
|
||
|
|
|
||
|
|
//M[rowInOut][col] = M[rowInOut][col] XOR rotW(rand)
|
||
|
|
|
||
|
|
|
||
|
|
//Goes to next block
|
||
|
|
ptrWordOut += BLOCK_LEN_INT64;
|
||
|
|
ptrWordInOut += BLOCK_LEN_INT64;
|
||
|
|
ptrWordIn += BLOCK_LEN_INT64;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
Prints an array of unsigned chars
|
||
|
|
*/
|
||
|
|
void printArray(unsigned char *array, unsigned int size, char *name) {
|
||
|
|
int i;
|
||
|
|
printf("%s: ", name);
|
||
|
|
for (i = 0; i < size; i++) {
|
||
|
|
printf("%2x|", array[i]);
|
||
|
|
}
|
||
|
|
printf("\n");
|
||
|
|
}
|
||
|
|
|
||
|
|
////////////////////////////////////////////////////////////////////////////////////////////////
|