Function copyOutput

src/simplicity/elements/env.c:248–259

Initialize a 'sigOutput' from a 'rawElementsOutput', copying or hashing the data as needed. * * '*allocation' is incremented by 'countNullDataCodes(&output->scriptPubKey)' * '*allocationLen' is decremented by 'countNullDataCodes(&output->scriptPubKey)'. * Values in the '*allocation' array may be modified. * * Precondition: NULL != result; * NULL != *allocation; *

 *               countNullDataCodes(&output->scriptPubKey) <= *allocationLen
 */
static void copyOutput(sigOutput* result, opcode** allocation, size_t* allocationLen, const rawElementsOutput* output) {
  hashBuffer(&result->scriptPubKey, &output->scriptPubKey);
  result->emptyScript = 0 == output->scriptPubKey.len;
  copyRawConfidential(&result->asset, output->asset);
  copyRawAmt(&result->amt, output->value);
  copyRawConfidential(&result->nonce, output->nonce);
  parseNullData(&result->pnd, allocation, allocationLen, &output->scriptPubKey);
  result->isNullData = NULL != result->pnd.op;
  hashBuffer(&result->surjectionProofHash, is_confidential(result->asset.prefix) ? &output->surjectionProof : &(rawElementsBuffer){0});
  hashBuffer(&result->rangeProofHash, is_confidential(result->amt.prefix) ? &output->rangeProof : &(rawElementsBuffer){0});
  result->assetFee = 0;
}

/* Tally a sorted list of feeOutputs
 *