mirror_corosync/qdevices/unix-socket-ipc.h
Jan Friesse 509d4b1511 qdevice: Ensure to exit if ipc socket is closed
When ipc socket was closed before poll and new connection got same fd as
original IPC socket, shutdown didn't work. Solution is to check if IPC
socket is active during poll array create.

Signed-off-by: Jan Friesse <jfriesse@redhat.com>
2016-06-28 13:58:42 +02:00

76 lines
2.7 KiB
C

/*
* Copyright (c) 2015-2016 Red Hat, Inc.
*
* All rights reserved.
*
* Author: Jan Friesse (jfriesse@redhat.com)
*
* This software licensed under BSD license, the text of which follows:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* - Neither the name of the Red Hat, Inc. nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _UNIX_SOCKET_IPC_H_
#define _UNIX_SOCKET_IPC_H_
#include "unix-socket-client.h"
#include "unix-socket-client-list.h"
#ifdef __cplusplus
extern "C" {
#endif
struct unix_socket_ipc {
int socket;
int backlog;
char *socket_file_name;
struct unix_socket_client_list clients;
size_t max_clients;
size_t max_receive_size;
size_t max_send_size;
};
extern int unix_socket_ipc_init(struct unix_socket_ipc *ipc,
const char *socket_file_name, int backlog, size_t max_clients, size_t max_receive_size,
size_t max_send_size);
extern int unix_socket_ipc_destroy(struct unix_socket_ipc *ipc);
extern int unix_socket_ipc_accept(struct unix_socket_ipc *ipc,
struct unix_socket_client **res_client);
void unix_socket_ipc_client_disconnect(struct unix_socket_ipc *ipc,
struct unix_socket_client *client);
extern int unix_socket_ipc_close(struct unix_socket_ipc *ipc);
extern int unix_socket_ipc_is_closed(struct unix_socket_ipc *ipc);
#ifdef __cplusplus
}
#endif
#endif /* _UNIX_SOCKET_IPC_H_ */