CBCompare CBTransactionCompare(CBAssociativeArray * foo, void * tx1, void * tx2){
CBTransaction * tx1Obj = tx1;
CBTransaction * tx2Obj = tx2;
int res = memcmp(CBTransactionGetHash(tx1Obj), CBTransactionGetHash(tx2Obj), 32);
if (res > 0)
return CB_COMPARE_MORE_THAN;
if (res == 0)
return CB_COMPARE_EQUAL;
return CB_COMPARE_LESS_THAN;
}
CBCompare CBTransactionPtrAndHashCompare(CBAssociativeArray * foo, void * hash, void * tx){
CBTransaction ** txObj = tx;
int res = memcmp((uint8_t *)hash, CBTransactionGetHash(*txObj), 32);
if (res > 0)
return CB_COMPARE_MORE_THAN;
if (res == 0)
return CB_COMPARE_EQUAL;
return CB_COMPARE_LESS_THAN;
}
uint8_t * CBBlockCalculateMerkleRoot(CBBlock * self){
uint8_t * txHashes = malloc(32 * self->transactionNum);
if (NOT txHashes)
return NULL;
// Ensure serialisation of transactions and then add their hashes for the calculation
for (uint32_t x = 0; x < self->transactionNum; x++)
memcpy(txHashes + 32*x, CBTransactionGetHash(self->transactions[x]), 32);
CBCalculateMerkleRoot(txHashes, self->transactionNum);
return txHashes;
}
