WantClue/NerdNos-Firmware
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Fix checkValid function

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Diff target needs to be converted to little endian for comparison.
This commit is contained in:
Stefan Berger 2023-08-01 22:39:37 +02:00
parent 5d22a15ac2
commit 0a142ab52a
2 changed files with 9 additions and 10 deletions
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6
src/mining.cpp
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@ -351,11 +351,7 @@ void runMiner(void * task_id) {
Serial.printf("[WORKER] %d CONGRATULATIONS! Valid block found with nonce: %d | 0x%x\n", miner_id, nonce, nonce); Serial.printf("[WORKER] %d CONGRATULATIONS! Valid block found with nonce: %d | 0x%x\n", miner_id, nonce, nonce);
valids++; valids++;
Serial.printf("[WORKER] %d Submitted work valid!\n", miner_id); Serial.printf("[WORKER] %d Submitted work valid!\n", miner_id);
// STEP 3: Submit mining job // wait for new job
tx_mining_submit(client, mWorker, mJob, nonce);
client.stop();
// exit
nonce = MAX_NONCE;
break; break;
} }
// increment nonce // increment nonce

11
src/utils.cpp
View File

@ -113,15 +113,18 @@ double diff_from_target(void *target)
bool checkValid(unsigned char* hash, unsigned char* target) { bool checkValid(unsigned char* hash, unsigned char* target) {
bool valid = true; bool valid = true;
unsigned char diff_target[32];
memcpy(diff_target, &target, 32);
//convert target to little endian for comparison
reverse_bytes(diff_target, 32);
for(uint8_t i=31; i>=0; i--) { for(uint8_t i=31; i>=0; i--) {
if(hash[i] > target[i]) { if(hash[i] > diff_target[i]) {
valid = false; valid = false;
break; break;
} else if (hash[i] < target[i]) {
valid = true;
break;
} }
} }
#ifdef DEBUG_MINING #ifdef DEBUG_MINING
if (valid) { if (valid) {
Serial.print("\tvalid : "); Serial.print("\tvalid : ");