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Code Issues Releases Wiki Activity

Show work target diff for scrypt mining.

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This commit is contained in:
Con Kolivas 2012-10-15 17:29:33 +11:00
parent 25c39c96bb
commit 57aac5040c
1 changed files with 21 additions and 9 deletions
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30
cgminer.c
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@ -1971,9 +1971,10 @@ share_result(json_t *val, json_t *res, json_t *err, const struct work *work,
}
}
static const uint64_t diffone = 0xFFFF000000000000ull;
static uint64_t share_diff(const struct work *work)
{
const uint64_t h64 = 0xFFFF000000000000ull;
uint64_t *data64, d64;
char rhash[36];
uint64_t ret;
@ -1983,7 +1984,7 @@ static uint64_t share_diff(const struct work *work)
d64 = be64toh(*data64);
if (unlikely(!d64))
d64 = 1;
ret = h64 / d64;
ret = diffone / d64;
return ret;
}
@ -2044,11 +2045,12 @@ static bool submit_upstream_work(const struct work *work, CURL *curl, bool resub
err = json_object_get(val, "error");
if (!QUIET) {
int intdiff = floor(work->work_difficulty);
hash32 = (uint32_t *)(work->hash);
if (opt_scrypt)
sprintf(hashshow, "%08lx.%08lx", (unsigned long)(hash32[7]), (unsigned long)(hash32[6]));
sprintf(hashshow, "%08lx Diff %d", (unsigned long)(hash32[7]), intdiff);
else {
int intdiff = floor(work->work_difficulty);
uint64_t sharediff = share_diff(work);
char diffdisp[16];
@ -2186,11 +2188,21 @@ static double DIFFEXACTONE = 269599466671506397946670150870196306736371444225405
static void calc_diff(struct work *work, int known)
{
struct cgminer_pool_stats *pool_stats = &(work->pool->cgminer_pool_stats);
double targ;
int i;
if (!known) {
targ = 0;
if (opt_scrypt) {
uint64_t *data64, d64;
char rtarget[36];
swab256(rtarget, work->target);
data64 = (uint64_t *)(rtarget + 2);
d64 = be64toh(*data64);
if (unlikely(!d64))
d64 = 1;
work->work_difficulty = diffone / d64;
} else if (!known) {
double targ = 0;
int i;
for (i = 31; i >= 0; i--) {
targ *= 256;
targ += work->target[i];
@ -4606,7 +4618,7 @@ static void set_work_target(struct work *work, int diff)
unsigned char rtarget[36], target[36];
uint64_t *data64, h64;
h64 = 0xFFFF000000000000ull;
h64 = diffone;
h64 /= (uint64_t)diff;
memset(rtarget, 0, 32);
data64 = (uint64_t *)(rtarget + 4);