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Generate merkle root hash in gen_stratum_work.

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This commit is contained in:
Con Kolivas 2012-09-29 10:30:56 +10:00
parent 1f6fe55152
commit 5c74be5930
1 changed files with 32 additions and 1 deletions
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33
cgminer.c
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@ -4265,12 +4265,24 @@ static struct work *clone_work(struct work *work)
return work; return work;
} }
static void gen_hash(unsigned char *data, unsigned char *hash, int len)
{
unsigned char hash1[32];
sha2(data, len, hash1, false);
sha2(hash1, 32, hash, false);
}
static void gen_stratum_work(struct pool *pool, struct work *work) static void gen_stratum_work(struct pool *pool, struct work *work)
{ {
unsigned char merkle_root[32], merkle_sha[64], *merkle_hash;
char *coinbase, *nonce2; char *coinbase, *nonce2;
int len; uint32_t *data32, *swap32;
int len, i;
mutex_lock(&pool->pool_lock); mutex_lock(&pool->pool_lock);
/* Generate coinbase */
len = strlen(pool->swork.coinbase1) + len = strlen(pool->swork.coinbase1) +
strlen(pool->nonce1) + strlen(pool->nonce1) +
pool->n2size + pool->n2size +
@ -4283,8 +4295,27 @@ static void gen_stratum_work(struct pool *pool, struct work *work)
strcat(coinbase, nonce2); strcat(coinbase, nonce2);
free(nonce2); free(nonce2);
strcat(coinbase, pool->swork.coinbase2); strcat(coinbase, pool->swork.coinbase2);
/* Generate merkle root */
gen_hash((unsigned char *)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);
gen_hash(merkle_sha, merkle_root, 64);
memcpy(merkle_sha, merkle_root, 32);
}
data32 = (uint32_t *)merkle_sha;
swap32 = (uint32_t *)merkle_root;
for (i = 0; i < 32 / 4; i++)
swap32[i] = swab32(data32[i]);
merkle_hash = (unsigned char *)bin2hex((const unsigned char *)merkle_root, 32);
mutex_unlock(&pool->pool_lock); mutex_unlock(&pool->pool_lock);
applog(LOG_DEBUG, "Generated stratum coinbase %s", coinbase); applog(LOG_DEBUG, "Generated stratum coinbase %s", coinbase);
applog(LOG_DEBUG, "Generated stratum merkle %s", merkle_hash);
free(merkle_hash);
} }
static void get_work(struct work *work, struct thr_info *thr, const int thr_id) static void get_work(struct work *work, struct thr_info *thr, const int thr_id)