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decred: prepare full stratum support

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This commit is contained in:
Tanguy Pruvot 2016-02-15 08:46:32 +01:00
parent 7d4c48d1d8
commit 4e769915d8
1 changed files with 34 additions and 10 deletions
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44
ccminer.cpp
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@ -1344,9 +1344,16 @@ static bool stratum_gen_work(struct stratum_ctx *sctx, struct work *work)
/* Generate merkle root */
switch (opt_algo) {
case ALGO_DECRED:
memcpy(merkle_root, sctx->job.coinbase, 32);
memcpy(extraheader, &sctx->job.coinbase[32], (int)sctx->job.coinbase_size - 32);
headersize = (int)sctx->job.coinbase_size - 32;
//applog(LOG_BLUE, "block version %x", le32dec(sctx->job.version));
if (le32dec(sctx->job.version) & 0xFF) {
// getwork over stratum
memcpy(merkle_root, sctx->job.coinbase, 32);
memcpy(extraheader, &sctx->job.coinbase[32], (int)sctx->job.coinbase_size - 32);
headersize = (int)sctx->job.coinbase_size - 32;
} else {
// future stratum with coinbase
sha256d(merkle_root, sctx->job.coinbase, (int)sctx->job.coinbase_size);
}
break;
case ALGO_HEAVY:
case ALGO_MJOLLNIR:
@ -1368,7 +1375,7 @@ static bool stratum_gen_work(struct stratum_ctx *sctx, struct work *work)
memcpy(merkle_root + 32, sctx->job.merkle[i], 32);
if (opt_algo == ALGO_HEAVY || opt_algo == ALGO_MJOLLNIR)
heavycoin_hash(merkle_root, merkle_root, 64);
else if (opt_algo != ALGO_DECRED)
else if (!headersize)
sha256d(merkle_root, merkle_root, 64);
}
@ -1384,13 +1391,25 @@ static bool stratum_gen_work(struct stratum_ctx *sctx, struct work *work)
work->data[9 + i] = be32dec((uint32_t *)merkle_root + i);
if (opt_algo == ALGO_DECRED) {
// all is reversed to keep same endian as ocminer getwork pool (same as ZR5)
uint32_t* extradata = (uint32_t*) sctx->xnonce1;
for (i = 0; i < 8; i++)
work->data[1 + i] = swab32(work->data[1 + i]);
for (i = 0; i < 8; i++)
work->data[9 + i] = swab32(work->data[9 + i]);
for (i = 0; i < headersize/4; i++)
work->data[17 + i] = le32dec((uint32_t*)extraheader + i);
if (headersize) {
// getwork over stratum
for (i = 0; i < 8; i++)
work->data[1 + i] = swab32(work->data[1 + i]);
for (i = 0; i < 8; i++)
work->data[9 + i] = swab32(work->data[9 + i]);
for (i = 0; i < headersize/4; i++)
work->data[17 + i] = le32dec((uint32_t*)extraheader + i);
} else {
work->data[0] = swab32(work->data[0]);
for (i = 0; i < 8; i++)
work->data[9 + i] = swab32(work->data[9 + i]);
// todo work->data[17..33], but how ? :p
work->data[29] = be32dec(sctx->job.nbits);
work->data[32] = sctx->job.height;
work->data[34] = be32dec(sctx->job.ntime);
}
for (i = 0; i < sctx->xnonce1_size/4; i++)
work->data[36 + i] = extradata[i];
work->data[37] = (rand()*4) << 8;
@ -1398,6 +1417,7 @@ static bool stratum_gen_work(struct stratum_ctx *sctx, struct work *work)
work->data[i] = 0;
sctx->job.height = work->data[32];
//applog_hex(work->data, 180);
//applog_hex(&work->data[17], 64);
} else {
work->data[17] = le32dec(sctx->job.ntime);
work->data[18] = le32dec(sctx->job.nbits);
@ -3259,6 +3279,10 @@ int main(int argc, char *argv[])
cur_pooln = pool_get_first_valid(0);
pool_switch(-1, cur_pooln);
if (opt_algo == ALGO_DECRED) {
allow_gbt = false;
}
flags = !opt_benchmark && strncmp(rpc_url, "https:", 6)
? (CURL_GLOBAL_ALL & ~CURL_GLOBAL_SSL)
: CURL_GLOBAL_ALL;