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dcrypt.cl
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dcrypt.cl
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#define SHA256_LEN 64
#define OUTPUT_COUNTER ((OUTPUT_SIZE >> 2) - 1)
#define ror(x,n) ((x >> n) | (x << (32-n)))
#define Ch(x,y,z) bitselect(z, y, x)
#define Maj(x,y,z) bitselect(x, y, z ^ x)
#define Sigma0(x) ((ror(x,2)) ^ (ror(x,13)) ^ (ror(x,22)))
#define Sigma1(x) ((ror(x,6)) ^ (ror(x,11)) ^ (ror(x,25)))
#define sigma0(x) ((ror(x,7)) ^ (ror(x,18)) ^(x>>3))
#define sigma1(x) ((ror(x,17)) ^ (ror(x,19)) ^(x>>10))
#define SWAP32(n) as_uint(as_uchar4(n).s3210)
/*
#define rotl(x,y) rotate(x,y)
#define Ch(x,y,z) bitselect(z,y,x)
#define Maj(x,y,z) Ch((x^z),y,z)
#define Sigma0(x) (rotl(x, 30U) ^ rotl(x, 19U) ^ rotl(x, 10U))
#define Sigma1(x) (rotl(x, 26U) ^ rotl(x, 21U) ^ rotl(x, 7U))
#define sigma0(x) (rotl(x, 25U) ^ rotl(x, 14U) ^ (x>>3U))
#define sigma1(x) (rotl(x, 15U) ^ rotl(x, 13U) ^ (x>>10U))
__constant uint ES[2] = { 0x00FF00FF, 0xFF00FF00 };
#define SWAP32(n) (rotl(n & ES[0], 24U)|rotl(n & ES[1], 8U))
*/
__constant uint k[] = {
0x428a2f98U, 0x71374491U, 0xb5c0fbcfU, 0xe9b5dba5U, 0x3956c25bU, 0x59f111f1U, 0x923f82a4U, 0xab1c5ed5U,
0xd807aa98U, 0x12835b01U, 0x243185beU, 0x550c7dc3U, 0x72be5d74U, 0x80deb1feU, 0x9bdc06a7U, 0xc19bf174U,
0xe49b69c1U, 0xefbe4786U, 0x0fc19dc6U, 0x240ca1ccU, 0x2de92c6fU, 0x4a7484aaU, 0x5cb0a9dcU, 0x76f988daU,
0x983e5152U, 0xa831c66dU, 0xb00327c8U, 0xbf597fc7U, 0xc6e00bf3U, 0xd5a79147U, 0x06ca6351U, 0x14292967U,
0x27b70a85U, 0x2e1b2138U, 0x4d2c6dfcU, 0x53380d13U, 0x650a7354U, 0x766a0abbU, 0x81c2c92eU, 0x92722c85U,
0xa2bfe8a1U, 0xa81a664bU, 0xc24b8b70U, 0xc76c51a3U, 0xd192e819U, 0xd6990624U, 0xf40e3585U, 0x106aa070U,
0x19a4c116U, 0x1e376c08U, 0x2748774cU, 0x34b0bcb5U, 0x391c0cb3U, 0x4ed8aa4aU, 0x5b9cca4fU, 0x682e6ff3U,
0x748f82eeU, 0x78a5636fU, 0x84c87814U, 0x8cc70208U, 0x90befffaU, 0xa4506cebU, 0xbef9a3f7U, 0xc67178f2U
};
#define hash0 (uint8)(0x6a09e667U, 0xbb67ae85U, 0x3c6ef372U, 0xa54ff53aU, 0x510e527fU, 0x9b05688cU, 0x1f83d9abU, 0x5be0cd19U)
#define a state.s0
#define b state.s1
#define c state.s2
#define d state.s3
#define e state.s4
#define f state.s5
#define g state.s6
#define h state.s7
__kernel void search(__global const uint* data, __global uint*restrict output, uint target)
{
uint nonce = output[get_global_id(0)];
uint w[64];
uint8 hash = hash0;
// 1 chunk
uint8 state = hash;
((uint16*)w)[0] = ((__global uint16*)data)[0];
for (int i = 16; i < 64; i++) {
w[i] = w[i-16] + sigma0(w[i-15]) + w[i-7] + sigma1(w[i-2]);
}
for (int i = 0; i < 64; i++) {
uint t1 = h + Sigma1(e) + Ch(e,f,g) + k[i] + w[i];
uint t2 = Sigma0(a) + Maj(a,b,c);
h = g; g = f; f = e; e = d+t1; d = c; c = b; b = a; a = t1+t2;
}
hash += state;
// 2 chunk
state = hash;
((uint16*)w)[0] = (uint16)(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
w[0] = data[16];
w[1] = data[17];
w[2] = data[18];
w[3] = SWAP32(nonce);
w[4] = 0x80000000U; // message ending 1 bit
w[15] = 640U; // message length in bits
for (int i = 16; i < 64; i++) {
w[i] = w[i-16] + sigma0(w[i-15]) + w[i-7] + sigma1(w[i-2]);
}
for (int i = 0; i < 64; i++) {
uint t1 = h + Sigma1(e) + Ch(e,f,g) + k[i] + w[i];
uint t2 = Sigma0(a) + Maj(a,b,c);
h = g; g = f; f = e; e = d+t1; d = c; c = b; b = a; a = t1+t2;
}
hash += state;
hash = (uint8)(SWAP32(hash.s0), SWAP32(hash.s1), SWAP32(hash.s2), SWAP32(hash.s3),
SWAP32(hash.s4), SWAP32(hash.s5), SWAP32(hash.s6), SWAP32(hash.s7));
uchar index = 0;
uchar value;
uchar tmp_array[SHA256_LEN];
*((uint16*)tmp_array) = 0xffffffff;
uint count = 0;
uint8 hash_res = hash0;
for (int step = 0; step < STEPS && index < SHA256_LEN - 1; step++) {
value = ((uchar*)&hash)[index>>1];
index += (index % 2 == 0 ? value >> 4 : value & 0x0F) + 1;
value = ((uchar*)&hash)[index>>1];
value = (index % 2 == 0 ? value >> 4 : value & 0x0F);
value += (value < 10 ? 48 : 87);
// tmp_array[SHA256_LEN] = value;
uint8 hash_temp = hash0;
// 1 chunk
state = hash_temp;
((uint16*)w)[0] = ((uint16*)tmp_array)[0];
for (int i = 16; i < 64; i++) {
w[i] = w[i-16] + sigma0(w[i-15]) + w[i-7] + sigma1(w[i-2]);
}
for (int i = 0; i < 64; i++) {
uint t1 = h + Sigma1(e) + Ch(e,f,g) + k[i] + w[i];
uint t2 = Sigma0(a) + Maj(a,b,c);
h = g; g = f; f = e; e = d+t1; d = c; c = b; b = a; a = t1+t2;
}
hash_temp += state;
// 2 chunk
state = hash_temp;
((uint16*)w)[0] = 0;
((uchar*)w)[3] = value;
((uchar*)w)[2] = 0x80; // message ending 1 bit
w[15] = 520U; // message length in bits
for (int i = 16; i < 64; i++) {
w[i] = w[i-16] + sigma0(w[i-15]) + w[i-7] + sigma1(w[i-2]);
}
for (int i = 0; i < 64; i++) {
uint t1 = h + Sigma1(e) + Ch(e,f,g) + k[i] + w[i];
uint t2 = Sigma0(a) + Maj(a,b,c);
h = g; g = f; f = e; e = d+t1; d = c; c = b; b = a; a = t1+t2;
}
hash_temp += state;
hash_temp = (uint8)(SWAP32(hash_temp.s0), SWAP32(hash_temp.s1), SWAP32(hash_temp.s2), SWAP32(hash_temp.s3),
SWAP32(hash_temp.s4), SWAP32(hash_temp.s5), SWAP32(hash_temp.s6), SWAP32(hash_temp.s7));
for (int j = 0; j < SHA256_LEN; j++) {
uchar v = ((uchar*)&hash_temp)[j>>1];
v = (j % 2 == 0 ? v >> 4 : v & 0x0F);
tmp_array[((j >> 2) << 2) + 3 - (j % 4)] = v + (v < 10 ? 48 : 87);
}
// ((uint8*)mixed_hash)[step] = hash_temp;
count++;
state = hash_res;
((uint16*)w)[0] = ((uint16*)tmp_array)[0];
for (int i = 16; i < 64; i++) {
w[i] = w[i-16] + sigma0(w[i-15]) + w[i-7] + sigma1(w[i-2]);
}
for (int i = 0; i < 64; i++) {
uint t1 = h + Sigma1(e) + Ch(e,f,g) + k[i] + w[i];
uint t2 = Sigma0(a) + Maj(a,b,c);
h = g; g = f; f = e; e = d+t1; d = c; c = b; b = a; a = t1+t2;
}
hash_res += state;
}
// if (index == SHA256_LEN - 1 && value == tmp_array[SHA256_LEN - 4]) {
// 1 chunk
state = hash_res;
((uint16*)w)[0] = ((__global uint16*)data)[0];
for (int i = 16; i < 64; i++) {
w[i] = w[i-16] + sigma0(w[i-15]) + w[i-7] + sigma1(w[i-2]);
}
for (int i = 0; i < 64; i++) {
uint t1 = h + Sigma1(e) + Ch(e,f,g) + k[i] + w[i];
uint t2 = Sigma0(a) + Maj(a,b,c);
h = g; g = f; f = e; e = d+t1; d = c; c = b; b = a; a = t1+t2;
}
hash_res += state;
// 2 chunk
state = hash_res;
((uint16*)w)[0] = (uint16)(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
w[0] = data[16];
w[1] = data[17];
w[2] = data[18];
w[3] = SWAP32(nonce);
w[4] = 0x80000000U; // message ending 1 bit
w[15] = 640 + 512 * count; // message length in bits
for (int i = 16; i < 64; i++) {
w[i] = w[i-16] + sigma0(w[i-15]) + w[i-7] + sigma1(w[i-2]);
}
for (int i = 0; i < 64; i++) {
uint t1 = h + Sigma1(e) + Ch(e,f,g) + k[i] + w[i];
uint t2 = Sigma0(a) + Maj(a,b,c);
h = g; g = f; f = e; e = d+t1; d = c; c = b; b = a; a = t1+t2;
}
hash_res += state;
hash_res = (uint8)(SWAP32(hash_res.s0), SWAP32(hash_res.s1), SWAP32(hash_res.s2), SWAP32(hash_res.s3),
SWAP32(hash_res.s4), SWAP32(hash_res.s5), SWAP32(hash_res.s6), SWAP32(hash_res.s7));
if (hash_res.s7 <= target) {
int p = output[OUTPUT_COUNTER]++;
output[p] = nonce;
}
// }
}
__kernel void hashes(__global const uint* data, volatile __global uint* output)
{
uint nonce = get_global_id(0);
uint w[64];
uint8 hash = hash0;
// 1 chunk
uint8 state = hash;
((uint16*)w)[0] = ((__global uint16*)data)[0];
for (int i = 16; i < 64; i++) {
w[i] = w[i-16] + sigma0(w[i-15]) + w[i-7] + sigma1(w[i-2]);
}
for (int i = 0; i < 64; i++) {
uint t1 = h + Sigma1(e) + Ch(e,f,g) + k[i] + w[i];
uint t2 = Sigma0(a) + Maj(a,b,c);
h = g; g = f; f = e; e = d+t1; d = c; c = b; b = a; a = t1+t2;
}
hash += state;
// 2 chunk
state = hash;
((uint16*)w)[0] = (uint16)(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
w[0] = data[16];
w[1] = data[17];
w[2] = data[18];
w[3] = SWAP32(nonce);
w[4] = 0x80000000U; // message ending 1 bit
w[15] = 640U; // message length in bits
for (int i = 16; i < 64; i++) {
w[i] = w[i-16] + sigma0(w[i-15]) + w[i-7] + sigma1(w[i-2]);
}
for (int i = 0; i < 64; i++) {
uint t1 = h + Sigma1(e) + Ch(e,f,g) + k[i] + w[i];
uint t2 = Sigma0(a) + Maj(a,b,c);
h = g; g = f; f = e; e = d+t1; d = c; c = b; b = a; a = t1+t2;
}
hash += state;
hash = (uint8)(SWAP32(hash.s0), SWAP32(hash.s1), SWAP32(hash.s2), SWAP32(hash.s3),
SWAP32(hash.s4), SWAP32(hash.s5), SWAP32(hash.s6), SWAP32(hash.s7));
uchar index = 0;
uchar value;
for (int step = 0; step < STEPS && index < SHA256_LEN - 1; step++) {
value = ((uchar*)&hash)[index>>1];
index += (index % 2 == 0 ? value >> 4 : value & 0x0F) + 1;
}
if (index == SHA256_LEN - 1) {
index = 0;
uchar tmp_array[SHA256_LEN];
// uint8 mixed_hash[STEPS];
*((ulong8*)tmp_array) = 0xffffffffffffffff;
// uint count = 0;
for (int step = 0; step < STEPS && index < SHA256_LEN - 1; step++) {
value = ((uchar*)&hash)[index>>1];
index += (index % 2 == 0 ? value >> 4 : value & 0x0F) + 1;
value = ((uchar*)&hash)[index>>1];
value = (index % 2 == 0 ? value >> 4 : value & 0x0F);
value += (value < 10 ? 48 : 87);
// tmp_array[SHA256_LEN] = value;
uint8 hash_temp = hash0;
// 1 chunk
state = hash_temp;
((uint16*)w)[0] = ((uint16*)tmp_array)[0];
for (int i = 16; i < 64; i++) {
w[i] = w[i-16] + sigma0(w[i-15]) + w[i-7] + sigma1(w[i-2]);
}
for (int i = 0; i < 64; i++) {
uint t1 = h + Sigma1(e) + Ch(e,f,g) + k[i] + w[i];
uint t2 = Sigma0(a) + Maj(a,b,c);
h = g; g = f; f = e; e = d+t1; d = c; c = b; b = a; a = t1+t2;
}
hash_temp += state;
// 2 chunk
state = hash_temp;
((uint16*)w)[0] = 0;
((uchar*)w)[3] = value;
((uchar*)w)[2] = 0x80; // message ending 1 bit
w[15] = 520U; // message length in bits
for (int i = 16; i < 64; i++) {
w[i] = w[i-16] + sigma0(w[i-15]) + w[i-7] + sigma1(w[i-2]);
}
for (int i = 0; i < 64; i++) {
uint t1 = h + Sigma1(e) + Ch(e,f,g) + k[i] + w[i];
uint t2 = Sigma0(a) + Maj(a,b,c);
h = g; g = f; f = e; e = d+t1; d = c; c = b; b = a; a = t1+t2;
}
hash_temp += state;
hash_temp = (uint8)(SWAP32(hash_temp.s0), SWAP32(hash_temp.s1), SWAP32(hash_temp.s2), SWAP32(hash_temp.s3),
SWAP32(hash_temp.s4), SWAP32(hash_temp.s5), SWAP32(hash_temp.s6), SWAP32(hash_temp.s7));
for (int j = 0; j < SHA256_LEN; j++) {
uchar v = ((uchar*)&hash_temp)[j>>1];
v = (j % 2 == 0 ? v >> 4 : v & 0x0F);
tmp_array[((j >> 2) << 2) + 3 - (j % 4)] = v + (v < 10 ? 48 : 87);
}
// ((uint8*)mixed_hash)[step] = hash_temp;
// count++;
}
if (index == SHA256_LEN - 1 && value == tmp_array[SHA256_LEN - 4]) {
int p = atomic_inc(&output[OUTPUT_COUNTER]);
// int p = output[OUTPUT_COUNTER]++;
output[p] = nonce;
}
}
}