absl::AnyInvocable<absl::Status() &&> callback;
};

// This wrapper allows calling `HostCallbackContext::callback` across C API.
// This function matches `SE_StatusCallbackFn` signature and will be passed as
// `callback_fn` to `host_callback` in `SP_StreamExecutor`.
void HostCallbackTrampoline(void* ctx, TF_Status* status) {
  HostCallbackContext* host_ctx = static_cast<HostCallbackContext*>(ctx);

		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidPartOrder), r.URL)
		return
	}

	// Reject retention or governance headers if set, CompleteMultipartUpload spec
	// does not use these headers, and should not be passed down to checkPutObjectLockAllowed
	if objectlock.IsObjectLockRequested(r.Header) || objectlock.IsObjectLockGovernanceBypassSet(r.Header) {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidRequest), r.URL)
		return