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Code Issues Releases Wiki Activity

Use correct length for offsetting extra nonce and remaining data.

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This commit is contained in:
Con Kolivas 2012-11-05 15:28:07 +11:00
parent a4e78be1ed
commit 14c436ee1f
1 changed files with 5 additions and 4 deletions
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9
cgminer.c
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@ -1361,8 +1361,8 @@ static void calc_midstate(struct work *work)
* entered under gbt_lock */
static void __build_gbt_coinbase(struct pool *pool)
{
int cbt_len, cal_len, orig_len;
unsigned char *coinbase;
int cbt_len, cal_len;
uint8_t *extra_len;
cbt_len = strlen(pool->coinbasetxn) / 2;
@ -1374,10 +1374,11 @@ static void __build_gbt_coinbase(struct pool *pool)
coinbase = calloc(cal_len, 1);
hex2bin(coinbase, pool->coinbasetxn, 42);
extra_len = (uint8_t *)(coinbase + 41);
hex2bin(coinbase + 42, pool->coinbasetxn + 84, *extra_len);
memcpy(coinbase + 42 + *extra_len, &pool->nonce2, 4);
orig_len = *extra_len;
hex2bin(coinbase + 42, pool->coinbasetxn + 84, orig_len);
memcpy(coinbase + 42 + orig_len, &pool->nonce2, 4);
*extra_len += 4;
hex2bin(coinbase + 42 + *extra_len, pool->coinbasetxn + 84 + (*extra_len * 2), cbt_len - *extra_len - 42);
hex2bin(coinbase + 42 + *extra_len, pool->coinbasetxn + 84 + (orig_len * 2), cbt_len - orig_len - 42);
pool->nonce2++;
free(pool->gbt_coinbase);
pool->gbt_coinbase = coinbase;