freebsd-src/sbin/dhclient/privsep.h
2005-06-07 04:05:09 +00:00

48 lines
1.3 KiB
C

/* $OpenBSD: privsep.h,v 1.2 2004/05/04 18:51:18 henning Exp $ */
/*
* Copyright (c) 2004 Henning Brauer <henning@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN
* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
* OF OR IN CONNECTION WITH THE USE, ABUSE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <poll.h>
#include <pwd.h>
struct buf {
u_char *buf;
size_t size;
size_t wpos;
size_t rpos;
};
enum imsg_code {
IMSG_NONE,
IMSG_SCRIPT_INIT,
IMSG_SCRIPT_WRITE_PARAMS,
IMSG_SCRIPT_GO,
IMSG_SCRIPT_GO_RET
};
struct imsg_hdr {
enum imsg_code code;
size_t len;
};
struct buf *buf_open(size_t);
int buf_add(struct buf *, void *, size_t);
int buf_close(int, struct buf *);
ssize_t buf_read(int sock, void *, size_t);