WT_EXTENSION_API Struct Reference

Table of WiredTiger extension functions. More...

Public Attributes
int(*	err_printf )(WT_SESSION *, const char *fmt,...)
	Insert an error message into the WiredTiger error stream.
void *(*	scr_alloc )(WT_SESSION *, size_t bytes)
	Allocate short-term use scratch memory.
void(*	scr_free )(WT_SESSION *, void *ref)
	Free short-term use scratch memory.

Detailed Description

Table of WiredTiger extension functions.

This structure is used to avoid the need to link extension modules with the library.

Member Data Documentation

int(* WT_EXTENSION_API::err_printf)(WT_SESSION *, const char *fmt,...)

Insert an error message into the WiredTiger error stream.

Parameters

session	the session handle
fmt	a printf-like format specification

Returns

zero on success and a non-zero error code on failure. See Error Returns for details.

void*(* WT_EXTENSION_API::scr_alloc)(WT_SESSION *, size_t bytes)

Allocate short-term use scratch memory.

Parameters

session	the session handle
bytes	the number of bytes of memory needed

Returns

A valid memory reference on success or NULL on error

void(* WT_EXTENSION_API::scr_free)(WT_SESSION *, void *ref)

Free short-term use scratch memory.

Parameters

session	the session handle
ref	a memory reference returned by WT_EXTENSION_API::scr_alloc