Function copyInput

src/simplicity/bitcoin/env.c:40–50

Initialize a 'sigInput' from a 'rawBitcoinInput', copying or hashing the data as needed. * * Precondition: NULL != result; * NULL != input; */

 *               NULL != input;
 */
static void copyInput(sigInput* result, const rawBitcoinInput* input) {
  *result = (sigInput){ .prevOutpoint = { .ix = input->prevIx }
                      , .sequence = input->sequence
                      , .hasAnnex = !!input->annex
                      };

  if (input->annex) hashBuffer(&result->annexHash, input->annex);
  sha256_toMidstate(result->prevOutpoint.txid.s, input->prevTxid);
  copyOutput(&result->txo, &input->txo);
  hashBuffer(&result->scriptSigHash, &input->scriptSig);
}

/* Allocate and initialize a 'bitcoinTransaction' from a 'rawBitcoinTransaction', copying or hashing the data as needed.
 * Returns NULL if malloc fails (or if malloc cannot be called because we require an allocation larger than SIZE_MAX).