xpop_slot

Serialize and output the xpop transaction blob and metadata

Behaviour

• Locate the xpop blob on the Import transaction

• Emplace the located tx and meta objects into the slots specified

Definition

C

int64_t xpop_slot (
    uint32_t slot_no_tx,
    uint32_t slot_no_meta
);

Javascript

function xpop_slot(slotno_tx: number, slotno_meta: number): ErrorCode | number

Example

C

int64_t bytes_written = 
    xpop_slot(1, 2); // assumes a txn is slotted into slot=1 meta is slotted into slot=2

Javacript

const bytes_written = xpop_slot(1, 2)

Parameters

C

Name	Type	Description
slot_no_tx	uint32_t	The slot number to emplace the tx blob into.
slot_no_meta	uin32_t	The slot number to emplace the meta blob into.

Javascript

Name	Type	Description
slotno_tx	number	The transaction slot number to pop.
slotno_meta	number	The metadata slot number to pop.

Return Code

C

Type	Description
int64_t	PREREQUISITE_NOT_MET - The originating tx type was not Import. NO_FREE_SLOTS - The API would require a new slot to be allocated but the Hook is already at the maximum number of slots.

Javascript

Type	Description
number or ErrorCode	Returns an error code or the result of the pop operation.