RHT Docs | C API | Options Struct

Reference Guide

C API

www.spreadconcepts.com

C API
Replicated Hash Table
Version 2.0

rht_options

typedef struct {
     const char * daemon_name;
     rht_name login_name;
     rht_name rp_name;

     rht_key_cmp_fcn key_cmp;
     rht_key_hcode_fcn key_hcode;
     const void * key_cntxt;

     rht_on_update_cb on_update_cb;
     rht_on_synch_diff_cb on_synch_diff_cb;
     rht_on_failure_cb on_failure_cb;
     rht_on_trash_cb on_trash_cb;

int flags;

} rht_options;

Members

	daemon_name	spread daemon to use: port_number@machine_name (e.g. "4803@localhost")
	login_name	name for this replicant to use to login to Spread daemon (0 length -> any name)
	rp_name	global name of the RHT to replicate
	key_cmp	key blob comparison fcn (NULL forces the use of the default compare function)
	key_hcode	key blob hashcode fcn (NULL sets the use of the default hash code function)
	key_cntxt	passed to key fcns (can be NULL) ** USER PROTECTED **
	on_update_cb	callback on new update being applied (can be NULL)
	on_synch_diff_cb	callback on synchronization change (can be NULL)
	on_failure_cb	callback on fatal error (can be NULL)
	on_trash_cb	callback when replicant has been completely reclaimed (can be NULL)
	flags	creation level flags (RHT_UNION is default or choose RHT_INTERSECT)

Description

Passed into the spdrs_create function to specify the operating parameters of a replica.

Requirements

Header: Declared in rht.h
Library: Use rht.lib
Version: 2.0

Also See

RHT reference guide, rht_create, dictionary operations