redict/deps/hiredict/adapters/ivykis.h

96 lines
2.6 KiB
C

/*
* Copyright (c) 2009-2011, Salvatore Sanfilippo <antirez at gmail dot com>
*
* SPDX-FileCopyrightText: 2024 Hiredict Contributors
* SPDX-FileCopyrightText: 2024 Salvatore Sanfilippo <antirez at gmail dot com>
*
* SPDX-License-Identifier: BSD-3-Clause
* SPDX-License-Identifier: LGPL-3.0-or-later
*
*/
#ifndef __HIREDICT_IVYKIS_H__
#define __HIREDICT_IVYKIS_H__
#include <iv.h>
#include "../hiredict.h"
#include "../async.h"
typedef struct redictIvykisEvents {
redictAsyncContext *context;
struct iv_fd fd;
} redictIvykisEvents;
static void redictIvykisReadEvent(void *arg) {
redictAsyncContext *context = (redictAsyncContext *)arg;
redictAsyncHandleRead(context);
}
static void redictIvykisWriteEvent(void *arg) {
redictAsyncContext *context = (redictAsyncContext *)arg;
redictAsyncHandleWrite(context);
}
static void redictIvykisAddRead(void *privdata) {
redictIvykisEvents *e = (redictIvykisEvents*)privdata;
iv_fd_set_handler_in(&e->fd, redictIvykisReadEvent);
}
static void redictIvykisDelRead(void *privdata) {
redictIvykisEvents *e = (redictIvykisEvents*)privdata;
iv_fd_set_handler_in(&e->fd, NULL);
}
static void redictIvykisAddWrite(void *privdata) {
redictIvykisEvents *e = (redictIvykisEvents*)privdata;
iv_fd_set_handler_out(&e->fd, redictIvykisWriteEvent);
}
static void redictIvykisDelWrite(void *privdata) {
redictIvykisEvents *e = (redictIvykisEvents*)privdata;
iv_fd_set_handler_out(&e->fd, NULL);
}
static void redictIvykisCleanup(void *privdata) {
redictIvykisEvents *e = (redictIvykisEvents*)privdata;
iv_fd_unregister(&e->fd);
hi_free(e);
}
static int redictIvykisAttach(redictAsyncContext *ac) {
redictContext *c = &(ac->c);
redictIvykisEvents *e;
/* Nothing should be attached when something is already attached */
if (ac->ev.data != NULL)
return REDICT_ERR;
/* Create container for context and r/w events */
e = (redictIvykisEvents*)hi_malloc(sizeof(*e));
if (e == NULL)
return REDICT_ERR;
e->context = ac;
/* Register functions to start/stop listening for events */
ac->ev.addRead = redictIvykisAddRead;
ac->ev.delRead = redictIvykisDelRead;
ac->ev.addWrite = redictIvykisAddWrite;
ac->ev.delWrite = redictIvykisDelWrite;
ac->ev.cleanup = redictIvykisCleanup;
ac->ev.data = e;
/* Initialize and install read/write events */
IV_FD_INIT(&e->fd);
e->fd.fd = c->fd;
e->fd.handler_in = redictIvykisReadEvent;
e->fd.handler_out = redictIvykisWriteEvent;
e->fd.handler_err = NULL;
e->fd.cookie = e->context;
iv_fd_register(&e->fd);
return REDICT_OK;
}
#endif