/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (C) 2011 Hiroki Sato <hrs@FreeBSD.org>
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE PROJECT 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 PROJECT 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.
*
*/
#define SOCK_BACKLOG 5
#define CM_MSG_MAXLEN 8192
#define CM_VERSION 1
#define CM_VERSION_STR "1.0"
#define CM_TYPE_EOM 0
#define CM_TYPE_ACK 1
#define CM_TYPE_ERR 2
#define CM_TYPE_NUL 3
#define CM_TYPE_REQ_SET_PROP 4
#define CM_TYPE_REQ_GET_PROP 5
#define CM_TYPE_MAX 6
#define CM_STATE_EOM 0
#define CM_STATE_INIT 1
#define CM_STATE_MSG_DISPATCH 2
#define CM_STATE_MSG_RECV 3
#define CM_STATE_ACK_WAIT 4
struct ctrl_msg_hdr {
int cm_version;
size_t cm_len;
int cm_type;
};
struct ctrl_msg_pl {
char *cp_ifname;
char *cp_key;
size_t cp_val_len;
char *cp_val;
};
int csock_open(struct sockinfo *, mode_t);
int csock_close(struct sockinfo *);
int csock_listen(struct sockinfo *);
int csock_accept(struct sockinfo *);
int cm_send(int, char *);
int cm_recv(int, char *);
size_t cm_pl2bin(char *, struct ctrl_msg_pl *);
struct ctrl_msg_pl *cm_bin2pl(char *, struct ctrl_msg_pl *);
size_t cm_str2bin(char *, void *, size_t);
void *cm_bin2str(char *, void *, size_t);
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