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We should be hashing the binary coinbase, not the hex one.

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This commit is contained in:
Con Kolivas 2012-09-29 19:15:58 +10:00
parent 61360952f5
commit fb987fd25a
1 changed files with 17 additions and 15 deletions
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32
cgminer.c
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@ -4338,33 +4338,36 @@ static void gen_hash(unsigned char *data, unsigned char *hash, int len)
static void gen_stratum_work(struct pool *pool, struct work *work)
{
unsigned char merkle_root[32], merkle_sha[64], *merkle_hash;
char header[256], hash1[128], *coinbase, *nonce2, *buf;
char header[256], hash1[128], *nonce2, *buf;
unsigned char *coinbase, merkle_root[32], merkle_sha[64], *merkle_hash;
uint32_t *data32, *swap32;
uint64_t diff, diff64;
char target[64];
int len, i;
int len, cb1_len, n1_len, cb2_len, i;
mutex_lock(&pool->pool_lock);
/* Generate coinbase */
len = strlen(pool->swork.coinbase1) +
strlen(pool->nonce1) +
pool->n2size +
strlen(pool->swork.coinbase2);
coinbase = alloca(len + 1);
sprintf(coinbase, "%s", pool->swork.coinbase1);
strcat(coinbase, pool->nonce1);
nonce2 = bin2hex((const unsigned char *)&pool->nonce2, pool->n2size);
pool->nonce2++;
strcat(coinbase, nonce2);
strcat(coinbase, pool->swork.coinbase2);
cb1_len = strlen(pool->swork.coinbase1) / 2;
n1_len = strlen(pool->nonce1) / 2;
cb2_len = strlen(pool->swork.coinbase2) / 2;
len = cb1_len + n1_len + pool->n2size + cb2_len;
coinbase = alloca(len);
hex2bin(coinbase, pool->swork.coinbase1, cb1_len);
hex2bin(coinbase + cb1_len, pool->nonce1, n1_len);
hex2bin(coinbase + cb1_len + n1_len, pool->swork.coinbase2, cb2_len);
hex2bin(coinbase + cb1_len + n1_len + cb2_len, nonce2, pool->n2size);
/* Generate merkle root */
gen_hash((unsigned char *)coinbase, merkle_root, len);
gen_hash(coinbase, merkle_root, len);
memcpy(merkle_sha, merkle_root, 32);
for (i = 0; i < pool->swork.merkles; i++) {
memcpy(merkle_sha + 32, pool->swork.merkle[i], 32);
unsigned char merkle_bin[32];
hex2bin(merkle_bin, pool->swork.merkle[i], 32);
memcpy(merkle_sha + 32, merkle_bin, 32);
gen_hash(merkle_sha, merkle_root, 64);
memcpy(merkle_sha, merkle_root, 32);
}
@ -4391,7 +4394,6 @@ static void gen_stratum_work(struct pool *pool, struct work *work)
mutex_unlock(&pool->pool_lock);
applog(LOG_DEBUG, "Generated stratum coinbase %s", coinbase);
applog(LOG_DEBUG, "Generated stratum merkle %s", merkle_hash);
applog(LOG_DEBUG, "Generated stratum header %s", header);