LBRYCommunity/cpuminer
1
0
Fork 0
Code Issues 3 Pull requests Projects Releases Packages Wiki Activity

Fix hash endianness for SHA-256d

Browse source
This commit is contained in:
pooler 2013-06-16 00:00:55 +02:00
parent fcd1162865
commit bb4b48bb95
2 changed files with 9 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
sha2.c
View file

@ -181,9 +181,10 @@ static const uint32_t sha256d_hash1[16] = {
0x00000000, 0x00000000, 0x00000000, 0x00000100
};
static void sha256d_80(uint32_t *hash, const uint32_t *data)
static void sha256d_80_swap(uint32_t *hash, const uint32_t *data)
{
uint32_t S[16];
int i;
sha256_init(S);
sha256_transform(S, data, 0);
@ -191,6 +192,8 @@ static void sha256d_80(uint32_t *hash, const uint32_t *data)
memcpy(S + 8, sha256d_hash1 + 8, 32);
sha256_init(hash);
sha256_transform(hash, S, 0);
for (i = 0; i < 8; i++)
hash[i] = swab32(hash[i]);
}
void sha256d(unsigned char *hash, const unsigned char *data, int len)
@ -501,9 +504,9 @@ static inline int scanhash_sha256d_4way(int thr_id, uint32_t *pdata,
sha256d_ms_4way(hash, data, midstate, prehash);
for (i = 0; i < 4; i++) {
if (hash[4 * 7 + i] <= Htarg) {
if (swab32(hash[4 * 7 + i]) <= Htarg) {
pdata[19] = data[4 * 3 + i];
sha256d_80(hash, pdata);
sha256d_80_swap(hash, pdata);
if (fulltest(hash, ptarget)) {
*hashes_done = n - first_nonce + 1;
return 1;
@ -547,9 +550,9 @@ int scanhash_sha256d(int thr_id, uint32_t *pdata, const uint32_t *ptarget,
do {
data[3] = ++n;
sha256d_ms(hash, data, midstate, prehash);
if (hash[7] <= Htarg) {
if (swab32(hash[7]) <= Htarg) {
pdata[19] = data[3];
sha256d_80(hash, pdata);
sha256d_80_swap(hash, pdata);
if (fulltest(hash, ptarget)) {
*hashes_done = n - first_nonce + 1;
return 1;

2
util.c
View file

@ -529,7 +529,7 @@ bool fulltest(const uint32_t *hash, const uint32_t *target)
}
if (opt_debug) {
uint32_t hash_be[32], target_be[32];
uint32_t hash_be[8], target_be[8];
char *hash_str, *target_str;
for (i = 0; i < 8; i++) {