meta_slot

Behaviour

• If the Hook is being Weakly Executed then emplace the metadata of the originating transaction into the slot specified or into a new slot if no slot is specified

Definition

C

int64_t meta_slot (
    uint32_t slot_no
);

JavaScript

function meta_slot(slotno: number): ErrorCode | number

Example

C

int64_t meta_slot_no =
    meta_slot(0);

JavaScript

const meta_slot_no = meta_slot(0)

Parameters

C

Name	Type	Description
slot_no	uint32_t	The slot number to emplace into, or 0 if you wish to pick the next available.

JavaScript

Name	Type	Description
slotno	number	The slot number to retrieve metadata for.

Return Code

C

Type	Description
int64_t	The slot the otxn was placed in INVALID_ARGUMENT - specified slot number exceeds the largest possible slot number NO_FREE_SLOTS - the request could not granted because no free slot was avaialble to place the originating transaction into. PREREQUISITE_NOT_MET - The hook is being Strongly Executed and therefore no transactional metadata is available.

JavaScript

Type	Description
ErrorCode | number	Returns an error code or the slot’s metadata.