295 lines
14 KiB
C
295 lines
14 KiB
C
/* $NetBSD: monitor.h,v 1.3 2003/11/12 13:31:07 grant Exp $ */
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/*-
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* Copyright (c) 2002 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Martin Husemann <martin@NetBSD.org>.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _MONITOR_H_
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#define _MONITOR_H_
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#define DEF_MONPORT 451 /* default monitor TCP port */
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#ifdef __hpux
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#define u_int8_t ubit8
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#define u_int32_t ubit32
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#endif
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#ifdef WIN32
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#define u_int8_t BYTE
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#define u_int32_t DWORD
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#endif
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/*
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* The monitor client connects to the isdnd daemon process via a tcp/ip
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* connection from a remote machine or via a local (unix domain) socket.
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* The daemon accepts multiple connections and verifies access rights.
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* On connection establishment the daemon sends initial data telling
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* the client the current configuration: number and type of available
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* controllers, current connections, channel and interface states
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* and the clients access privileges. The client sends an event mask
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* telling the daemon which events it is interested in. If the client
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* has appropriate rights he may send commands to the daemon.
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*
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* All multi-byte values are in network byte order!
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*/
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/* All data packets transfered are declared as arrays of u_int8_t */
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/* max stringlength used in this protocol */
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#define I4B_MAX_MON_STRING 256
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/* max command size from client to server */
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#define I4B_MAX_MON_CLIENT_CMD 16
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/* Version of the monitor protocol described here */
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#define MPROT_VERSION 0 /* major version no */
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#define MPROT_REL 5 /* release no */
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/*
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* Client access rights
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*/
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#define I4B_CA_COMMAND_FULL 1 /* may send any command */
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#define I4B_CA_COMMAND_RESTRICTED 2 /* may send 'harmless' commands */
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#define I4B_CA_EVNT_CHANSTATE 16 /* may watch b-channel states */
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#define I4B_CA_EVNT_CALLIN 32 /* may watch incoming calls */
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#define I4B_CA_EVNT_CALLOUT 64 /* may watch outgoing calls */
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#define I4B_CA_EVNT_I4B 128 /* may watch isdnd actions */
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/*
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* General layout of a command packet. All commands have this common
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* prefix. It is prepared by the macro I4B_PREP_CMD (s.b.)
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*/
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#define I4B_MON_CMD 0 /* 2 byte: command code */
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#define I4B_MON_CMD_LEN 2 /* 2 byte: packet length */
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#define I4B_MON_CMD_HDR 4 /* size of header */
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/*
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* Currently events look the same as commands. We do not make
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* any guarantee this will remain the same, so a different set
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* of macros is used when describing events. Events are prepared
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* by I4B_PREP_EVNT (s.b.)
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*/
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#define I4B_MON_EVNT 0 /* 2 byte: event code */
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#define I4B_MON_EVNT_LEN 2 /* 2 byte: packet length */
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#define I4B_MON_EVNT_HDR 4 /* size of header */
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/* Initial data send by daemon after connection is established */
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#define I4B_MON_IDATA_SIZE I4B_MON_EVNT_HDR+12
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#define I4B_MON_IDATA_CODE 0 /* event code */
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#define I4B_MON_IDATA_VERSMAJOR I4B_MON_EVNT_HDR+0 /* 2 byte: isdnd major version */
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#define I4B_MON_IDATA_VERSMINOR I4B_MON_EVNT_HDR+2 /* 2 byte: isdnd minor version */
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#define I4B_MON_IDATA_NUMCTRL I4B_MON_EVNT_HDR+4 /* 2 byte: number of controllers */
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#define I4B_MON_IDATA_NUMENTR I4B_MON_EVNT_HDR+6 /* 2 byte: number of controllers */
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#define I4B_MON_IDATA_CLACCESS I4B_MON_EVNT_HDR+8 /* 4 byte: client rights */
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/* followed by this for every controller */
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#define I4B_MON_ICTRL_SIZE I4B_MON_EVNT_HDR+I4B_MAX_MON_STRING+8
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#define I4B_MON_ICTRL_CODE 1 /* event code */
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#define I4B_MON_ICTRL_NAME I4B_MON_EVNT_HDR+0 /* string: name of controller */
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#define I4B_MON_ICTRL_BUSID I4B_MON_EVNT_HDR+I4B_MAX_MON_STRING+0 /* 2 byte: isdn bus id (reservered) */
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#define I4B_MON_ICTRL_FLAGS I4B_MON_EVNT_HDR+I4B_MAX_MON_STRING+2 /* 4 byte: controller flags (not yet defined) */
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#define I4B_MON_ICTRL_NCHAN I4B_MON_EVNT_HDR+I4B_MAX_MON_STRING+6 /* 2 byte: number of b channels on this controller */
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/* followed by this for every entry */
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#define I4B_MON_IDEV_SIZE I4B_MON_EVNT_HDR+I4B_MAX_MON_STRING+2
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#define I4B_MON_IDEV_CODE 2 /* event code */
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#define I4B_MON_IDEV_NAME I4B_MON_EVNT_HDR+0 /* string: name of device */
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#define I4B_MON_IDEV_STATE I4B_MON_EVNT_HDR+I4B_MAX_MON_STRING+0 /* 2 byte: state of device */
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/*
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* The client sets it's protocol version and event mask (usually once after
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* connection establishement)
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*/
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#define I4B_MON_CCMD_SETMASK 0x7e /* command code */
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#define I4B_MON_ICLIENT_SIZE I4B_MON_CMD_HDR+8
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#define I4B_MON_ICLIENT_VERMAJOR I4B_MON_CMD_HDR+0 /* 2 byte: protocol major version (always 0 for now) */
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#define I4B_MON_ICLIENT_VERMINOR I4B_MON_CMD_HDR+2 /* 2 byte: protocol minor version (always 0 for now) */
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#define I4B_MON_ICLIENT_EVENTS I4B_MON_CMD_HDR+4 /* 4 byte: client event mask */
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/* The client requests a list of monitor rights */
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#define I4B_MON_DUMPRIGHTS_CODE 1
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#define I4B_MON_DUMPRIGHTS_SIZE I4B_MON_CMD_HDR /* no parameters */
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/*
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* in response to a I4B_MON_DUMPRIGHTS_CODE command, the daemon sends
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* this event:
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*/
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#define I4B_MON_DRINI_CODE 2 /* event code */
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#define I4B_MON_DRINI_SIZE I4B_MON_EVNT_HDR+2 /* size of packet */
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#define I4B_MON_DRINI_COUNT I4B_MON_EVNT_HDR+0 /* 2 byte: number of records */
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/* followed by this for each record anounced above */
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#define I4B_MON_DR_CODE 3
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#define I4B_MON_DR_SIZE I4B_MON_EVNT_HDR+13
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#define I4B_MON_DR_RIGHTS I4B_MON_EVNT_HDR+0 /* 4 byte: rights mask */
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#define I4B_MON_DR_NET I4B_MON_EVNT_HDR+4 /* 4 byte: network address */
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#define I4B_MON_DR_MASK I4B_MON_EVNT_HDR+8 /* 4 byte: network mask */
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#define I4B_MON_DR_LOCAL I4B_MON_EVNT_HDR+12 /* 1 byte: non-zero if local socket */
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/* The client requests a list of monitor connections */
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#define I4B_MON_DUMPMCONS_CODE 2
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#define I4B_MON_DUMPMCONS_SIZE I4B_MON_CMD_HDR /* no parameters */
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/*
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* in response to a I4B_MON_DUMPMCONS_CODE command, the daemon sends
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* this event:
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*/
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#define I4B_MON_DCINI_CODE 4 /* event code */
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#define I4B_MON_DCINI_SIZE I4B_MON_EVNT_HDR+2 /* size of packet */
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#define I4B_MON_DCINI_COUNT I4B_MON_EVNT_HDR+0 /* 2 byte: number of records */
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/* followed by this for each record anounced above */
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#define I4B_MON_DC_CODE 5
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#define I4B_MON_DC_SIZE I4B_MON_EVNT_HDR+8
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#define I4B_MON_DC_RIGHTS I4B_MON_EVNT_HDR+0 /* 4 byte: rights mask */
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#define I4B_MON_DC_WHO I4B_MON_EVNT_HDR+4 /* 4 byte: network address */
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/* The client requests a config file rescan */
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#define I4B_MON_CFGREREAD_CODE 3
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#define I4B_MON_CFGREREAD_SIZE I4B_MON_CMD_HDR /* no parameters */
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/* The client requests to hangup a connection */
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#define I4B_MON_HANGUP_CODE 4
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#define I4B_MON_HANGUP_SIZE I4B_MON_CMD_HDR+8
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#define I4B_MON_HANGUP_CTRL I4B_MON_CMD_HDR+0 /* controller */
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#define I4B_MON_HANGUP_CHANNEL I4B_MON_CMD_HDR+4 /* channel */
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/* The daemon sends a logfile event */
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#define I4B_MON_LOGEVNT_CODE 6
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#define I4B_MON_LOGEVNT_SIZE I4B_MON_EVNT_HDR+8+2*I4B_MAX_MON_STRING
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#define I4B_MON_LOGEVNT_TSTAMP I4B_MON_EVNT_HDR+0 /* 4 byte: timestamp */
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#define I4B_MON_LOGEVNT_PRIO I4B_MON_EVNT_HDR+4 /* 4 byte: syslog priority */
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#define I4B_MON_LOGEVNT_WHAT I4B_MON_EVNT_HDR+8 /* followed by 2 strings: 'what' and 'message' */
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#define I4B_MON_LOGEVNT_MSG I4B_MON_EVNT_HDR+8+I4B_MAX_MON_STRING
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/* The daemon sends a charge event */
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#define I4B_MON_CHRG_CODE 7
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#define I4B_MON_CHRG_SIZE I4B_MON_EVNT_HDR+20
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#define I4B_MON_CHRG_TSTAMP I4B_MON_EVNT_HDR+0 /* 4 byte: timestamp */
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#define I4B_MON_CHRG_CTRL I4B_MON_EVNT_HDR+4 /* 4 byte: channel charged */
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#define I4B_MON_CHRG_CHANNEL I4B_MON_EVNT_HDR+8 /* 4 byte: channel charged */
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#define I4B_MON_CHRG_UNITS I4B_MON_EVNT_HDR+12 /* 4 byte: new charge value */
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#define I4B_MON_CHRG_ESTIMATED I4B_MON_EVNT_HDR+16 /* 4 byte: 0 = charge by network, 1 = calculated estimate */
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/* The daemon sends a connect event */
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#define I4B_MON_CONNECT_CODE 8
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#define I4B_MON_CONNECT_SIZE I4B_MON_EVNT_HDR+16+4*I4B_MAX_MON_STRING
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#define I4B_MON_CONNECT_TSTAMP I4B_MON_EVNT_HDR+0 /* 4 byte: time stamp */
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#define I4B_MON_CONNECT_DIR I4B_MON_EVNT_HDR+4 /* 4 byte: direction (0 = incoming, 1 = outgoing) */
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#define I4B_MON_CONNECT_CTRL I4B_MON_EVNT_HDR+8 /* 4 byte: channel connected */
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#define I4B_MON_CONNECT_CHANNEL I4B_MON_EVNT_HDR+12 /* 4 byte: channel connected */
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#define I4B_MON_CONNECT_CFGNAME I4B_MON_EVNT_HDR+16 /* name of config entry */
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#define I4B_MON_CONNECT_DEVNAME I4B_MON_EVNT_HDR+16+I4B_MAX_MON_STRING /* name of device used for connection */
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#define I4B_MON_CONNECT_REMPHONE I4B_MON_EVNT_HDR+16+2*I4B_MAX_MON_STRING /* remote phone no. */
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#define I4B_MON_CONNECT_LOCPHONE I4B_MON_EVNT_HDR+16+3*I4B_MAX_MON_STRING /* local phone no. */
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/* The daemon sends a disconnect event */
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#define I4B_MON_DISCONNECT_CODE 9
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#define I4B_MON_DISCONNECT_SIZE I4B_MON_EVNT_HDR+12
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#define I4B_MON_DISCONNECT_TSTAMP I4B_MON_EVNT_HDR+0 /* 4 byte: time stamp */
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#define I4B_MON_DISCONNECT_CTRL I4B_MON_EVNT_HDR+4 /* 4 byte: channel disconnected */
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#define I4B_MON_DISCONNECT_CHANNEL I4B_MON_EVNT_HDR+8 /* 4 byte: channel disconnected */
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/* The daemon sends an up/down event */
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#define I4B_MON_UPDOWN_CODE 10
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#define I4B_MON_UPDOWN_SIZE I4B_MON_EVNT_HDR+16
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#define I4B_MON_UPDOWN_TSTAMP I4B_MON_EVNT_HDR+0 /* 4 byte: time stamp */
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#define I4B_MON_UPDOWN_CTRL I4B_MON_EVNT_HDR+4 /* 4 byte: channel disconnected */
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#define I4B_MON_UPDOWN_CHANNEL I4B_MON_EVNT_HDR+8 /* 4 byte: channel disconnected */
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#define I4B_MON_UPDOWN_ISUP I4B_MON_EVNT_HDR+12 /* 4 byte: interface is up */
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/* The daemon sends a L1/L2 status change event */
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#define I4B_MON_L12STAT_CODE 11
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#define I4B_MON_L12STAT_SIZE I4B_MON_EVNT_HDR+16
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#define I4B_MON_L12STAT_TSTAMP I4B_MON_EVNT_HDR+0 /* 4 byte: time stamp */
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#define I4B_MON_L12STAT_CTRL I4B_MON_EVNT_HDR+4 /* 4 byte: controller */
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#define I4B_MON_L12STAT_LAYER I4B_MON_EVNT_HDR+8 /* 4 byte: layer */
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#define I4B_MON_L12STAT_STATE I4B_MON_EVNT_HDR+12 /* 4 byte: state */
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/* The daemon sends a TEI change event */
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#define I4B_MON_TEI_CODE 12
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#define I4B_MON_TEI_SIZE I4B_MON_EVNT_HDR+12
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#define I4B_MON_TEI_TSTAMP I4B_MON_EVNT_HDR+0 /* 4 byte: time stamp */
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#define I4B_MON_TEI_CTRL I4B_MON_EVNT_HDR+4 /* 4 byte: controller */
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#define I4B_MON_TEI_TEI I4B_MON_EVNT_HDR+8 /* 4 byte: tei */
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/* The daemon sends an accounting message event */
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#define I4B_MON_ACCT_CODE 13
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#define I4B_MON_ACCT_SIZE I4B_MON_EVNT_HDR+28
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#define I4B_MON_ACCT_TSTAMP I4B_MON_EVNT_HDR+0 /* 4 byte: time stamp */
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#define I4B_MON_ACCT_CTRL I4B_MON_EVNT_HDR+4 /* 4 byte: controller */
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#define I4B_MON_ACCT_CHAN I4B_MON_EVNT_HDR+8 /* 4 byte: channel */
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#define I4B_MON_ACCT_OBYTES I4B_MON_EVNT_HDR+12 /* 4 byte: outbytes */
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#define I4B_MON_ACCT_OBPS I4B_MON_EVNT_HDR+16 /* 4 byte: outbps */
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#define I4B_MON_ACCT_IBYTES I4B_MON_EVNT_HDR+20 /* 4 byte: inbytes */
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#define I4B_MON_ACCT_IBPS I4B_MON_EVNT_HDR+24 /* 4 byte: inbps */
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/* macros for setup/decoding of protocol packets */
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/* clear a record */
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#define I4B_CLEAR(r) memset(&(r), 0, sizeof(r));
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/* prepare a record as event or command */
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#define I4B_PREP_EVNT(r, e) { \
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I4B_CLEAR(r); \
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I4B_PUT_2B(r, I4B_MON_EVNT, e); \
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I4B_PUT_2B(r, I4B_MON_EVNT_LEN, sizeof(r)); \
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}
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#define I4B_PREP_CMD(r, c) { \
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I4B_CLEAR(r); \
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I4B_PUT_2B(r, I4B_MON_CMD, c); \
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I4B_PUT_2B(r, I4B_MON_CMD_LEN, sizeof(r)); \
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}
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/* put 1, 2 or 4 bytes in network byte order into a record at offset off */
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#define I4B_PUT_1B(r, off, val) { ((u_int8_t*)(r))[off] = (val) & 0x00ff; }
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#define I4B_PUT_2B(r, off, val) { I4B_PUT_1B(r, off, val >> 8); I4B_PUT_1B(r, off+1, val); }
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#define I4B_PUT_4B(r, off, val) { I4B_PUT_1B(r, off, val >> 24); I4B_PUT_1B(r, off+1, val >> 16); I4B_PUT_1B(r, off+2, val >> 8); I4B_PUT_1B(r, off+3, val); }
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/* get 1, 2 or 4 bytes in network byte order from a record at offset off */
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#define I4B_GET_1B(r, off) (((u_int8_t*)(r))[off])
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#define I4B_GET_2B(r, off) ((((u_int8_t*)(r))[off]) << 8) | (((u_int8_t*)(r))[off+1])
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#define I4B_GET_4B(r, off) ((((u_int8_t*)(r))[off]) << 24) | ((((u_int8_t*)(r))[off+1]) << 16) | ((((u_int8_t*)(r))[off+2]) << 8) | (((u_int8_t*)(r))[off+3])
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/*
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* put a string into record r at offset off, make sure it's not to long
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* and proper terminate it
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*/
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#define I4B_PUT_STR(r, off, str) { \
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strncpy((r)+(off), (str), I4B_MAX_MON_STRING); \
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(r)[(off)+I4B_MAX_MON_STRING-1] = (u_int8_t)0; }
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#endif /* _MONITOR_H_ */
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