freebsd-skq/sys/compat/svr4/svr4_socket.h

/*-
 * Copyright (c) 1998 Mark Newton
 * Copyright (c) 1996 Christos Zoulas. 
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by Christos Zoulas.
 * 4. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
 * 
 * $FreeBSD$
 */

#ifndef _SVR4_SOCKET_H_
#define _SVR4_SOCKET_H_

#include <netinet/in.h>

struct sockaddr_un;
struct proc;
struct thread;
struct file;

struct svr4_sockaddr_in {
        u_char         sin_family;
        u_short        sin_port;
        struct in_addr sin_addr;
        u_char         sin_zero[8];
};

struct sockaddr_un *svr4_find_socket(struct thread *, struct file *,
    dev_t, ino_t);
void svr4_delete_socket(struct proc *, struct file *);
int svr4_add_socket(struct thread *, const char *, struct stat *);

struct svr4_sockcache_entry {
	struct proc *p;		/* Process for the socket		*/
	void *cookie;		/* Internal cookie used for matching	*/
	struct sockaddr_un sock;/* Pathname for the socket		*/
	dev_t dev;		/* Device where the socket lives on	*/
	ino_t ino;		/* Inode where the socket lives on	*/
	TAILQ_ENTRY(svr4_sockcache_entry) entries;
};

TAILQ_HEAD(svr4_sockcache_head, svr4_sockcache_entry);
extern struct svr4_sockcache_head svr4_head;
extern int svr4_str_initialized;

#endif /* _SVR4_SOCKET_H_ */