264 lines
12 KiB
C
264 lines
12 KiB
C
/*
|
|
* Copyright (c) 1998 Martin Husemann. 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. Neither the name of the author nor the names of any co-contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
* 4. Altered versions must be plainly marked as such, and must not be
|
|
* misrepresented as being the original software and/or documentation.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
|
|
*
|
|
*---------------------------------------------------------------------------
|
|
*
|
|
* i4b daemon - network monitor protocl definition
|
|
* -----------------------------------------------
|
|
*
|
|
* $Id: monitor.h,v 1.5 1999/02/14 09:44:57 hm Exp $
|
|
*
|
|
* last edit-date: [Mon Aug 3 06:52:06 1998]
|
|
*
|
|
* -mh created
|
|
* -hm checking in
|
|
* -hm ported to HPUX 10.10
|
|
*
|
|
*---------------------------------------------------------------------------*/
|
|
|
|
#ifndef MONITOR_H
|
|
#define MONITOR_H
|
|
|
|
#define DEF_MONPORT 451 /* default monitor TCP port */
|
|
|
|
#ifdef __hpux
|
|
#define u_int8_t ubit8
|
|
#define u_int32_t ubit32
|
|
#endif
|
|
#ifdef _WIN32
|
|
#define u_int8_t BYTE
|
|
#define u_in32_t DWORD
|
|
#endif
|
|
|
|
/*
|
|
* The monitor client connects to the isdnd daemon process via a tcp/ip
|
|
* connection from a remote machine or via a local (unix domain) socket.
|
|
* The daemon accepts multiple connections and verifies access rights.
|
|
* On connection establishment the daemon sends initial data telling
|
|
* the client the current configuration: number and type of available
|
|
* controllers, current connections, channel and interface states
|
|
* and the clients access privileges. The client sends an event mask
|
|
* telling the daemon which events it is interested in. If the client
|
|
* has appropriate rights he may send commands to the daemon.
|
|
*
|
|
* All multi-byte values are in network byte order!
|
|
*/
|
|
|
|
/* All data packets transfered are declared as arrays of BYTE */
|
|
#define BYTE u_int8_t
|
|
|
|
/* max stringlength used in this protocol */
|
|
#define I4B_MAX_MON_STRING 256
|
|
|
|
/* max command size from client to server */
|
|
#define I4B_MAX_MON_CLIENT_CMD 16
|
|
|
|
/* Version of the monitor protocol described here */
|
|
#define MPROT_VERSION 0 /* major version no */
|
|
#define MPROT_REL 1 /* release no */
|
|
/*
|
|
* We intend to keep different versions of monitor client and isdnd
|
|
* interoperable as long as possible. We do not, however, even try
|
|
* to do this during early alpha or beta release phases. If you run
|
|
* developement versions at this stage, make sure all your clients
|
|
* and servers run the same version!
|
|
*/
|
|
|
|
/*
|
|
* Client access rights
|
|
*/
|
|
#define I4B_CA_COMMAND_FULL 1 /* may send any command */
|
|
#define I4B_CA_COMMAND_RESTRICTED 2 /* may send 'harmless' commands */
|
|
#define I4B_CA_EVNT_CHANSTATE 16 /* may watch b-channel states */
|
|
#define I4B_CA_EVNT_CALLIN 32 /* may watch incoming calls */
|
|
#define I4B_CA_EVNT_CALLOUT 64 /* may watch outgoing calls */
|
|
#define I4B_CA_EVNT_I4B 128 /* may watch isdnd actions */
|
|
|
|
/*
|
|
* General layout of a command packet. All commands have this common
|
|
* prefix. It is prepared by the macro I4B_PREP_CMD (s.b.)
|
|
*/
|
|
#define I4B_MON_CMD 0 /* 2 byte: command code */
|
|
#define I4B_MON_CMD_LEN 2 /* 2 byte: packet length */
|
|
#define I4B_MON_CMD_HDR 4 /* size of header */
|
|
|
|
/*
|
|
* Currently events look the same as commands. We do not make
|
|
* any guarantee this will remain the same, so a different set
|
|
* of macros is used when describing events. Events are prepared
|
|
* by I4B_PREP_EVNT (s.b.)
|
|
*/
|
|
#define I4B_MON_EVNT 0 /* 2 byte: event code */
|
|
#define I4B_MON_EVNT_LEN 2 /* 2 byte: packet length */
|
|
#define I4B_MON_EVNT_HDR 4 /* size of header */
|
|
|
|
/* Initial data send by daemon after connection is established */
|
|
#define I4B_MON_IDATA_SIZE I4B_MON_EVNT_HDR+10
|
|
#define I4B_MON_IDATA_CODE 0 /* event code */
|
|
#define I4B_MON_IDATA_VERSMAJOR I4B_MON_EVNT_HDR+0 /* 2 byte: isdnd major version */
|
|
#define I4B_MON_IDATA_VERSMINOR I4B_MON_EVNT_HDR+2 /* 2 byte: isdnd minor version */
|
|
#define I4B_MON_IDATA_NUMCTRL I4B_MON_EVNT_HDR+4 /* 2 byte: number of controllers */
|
|
#define I4B_MON_IDATA_CLACCESS I4B_MON_EVNT_HDR+6 /* 4 byte: client rights */
|
|
|
|
/* followed by this for every controller */
|
|
#define I4B_MON_ICTRL_SIZE I4B_MON_EVNT_HDR+I4B_MAX_MON_STRING+8
|
|
#define I4B_MON_ICTRL_CODE 1 /* event code */
|
|
#define I4B_MON_ICTRL_NAME I4B_MON_EVNT_HDR+0 /* string: name of controller */
|
|
#define I4B_MON_ICTRL_BUSID I4B_MON_EVNT_HDR+I4B_MAX_MON_STRING+0 /* 2 byte: isdn bus id (reservered) */
|
|
#define I4B_MON_ICTRL_FLAGS I4B_MON_EVNT_HDR+I4B_MAX_MON_STRING+2 /* 4 byte: controller flags (not yet defined) */
|
|
#define I4B_MON_ICTRL_NCHAN I4B_MON_EVNT_HDR+I4B_MAX_MON_STRING+6 /* 2 byte: number of b channels on this controller */
|
|
|
|
/* The client sets it's protocol version and event mask (usualy once after
|
|
* connection establishement) */
|
|
#define I4B_MON_CCMD_SETMASK 0x7e /* command code */
|
|
#define I4B_MON_ICLIENT_SIZE I4B_MON_CMD_HDR+8
|
|
#define I4B_MON_ICLIENT_VERMAJOR I4B_MON_CMD_HDR+0 /* 2 byte: protocol major version (always 0 for now) */
|
|
#define I4B_MON_ICLIENT_VERMINOR I4B_MON_CMD_HDR+2 /* 2 byte: protocol minor version (always 0 for now) */
|
|
#define I4B_MON_ICLIENT_EVENTS I4B_MON_CMD_HDR+4 /* 4 byte: client event mask */
|
|
|
|
/* The client requests a list of monitor rights */
|
|
#define I4B_MON_DUMPRIGHTS_CODE 1
|
|
#define I4B_MON_DUMPRIGHTS_SIZE I4B_MON_CMD_HDR /* no parameters */
|
|
|
|
/* in response to a I4B_MON_DUMPRIGHTS_CODE command, the daemon sends
|
|
* this event: */
|
|
#define I4B_MON_DRINI_CODE 2 /* event code */
|
|
#define I4B_MON_DRINI_SIZE I4B_MON_EVNT_HDR+2 /* size of packet */
|
|
#define I4B_MON_DRINI_COUNT I4B_MON_EVNT_HDR+0 /* 2 byte: number of records */
|
|
|
|
/* followed by this for each record anounced above */
|
|
#define I4B_MON_DR_CODE 3
|
|
#define I4B_MON_DR_SIZE I4B_MON_EVNT_HDR+13
|
|
#define I4B_MON_DR_RIGHTS I4B_MON_EVNT_HDR+0 /* 4 byte: rights mask */
|
|
#define I4B_MON_DR_NET I4B_MON_EVNT_HDR+4 /* 4 byte: network address */
|
|
#define I4B_MON_DR_MASK I4B_MON_EVNT_HDR+8 /* 4 byte: network mask */
|
|
#define I4B_MON_DR_LOCAL I4B_MON_EVNT_HDR+12 /* 1 byte: non-zero if local socket */
|
|
|
|
/* The client requests a list of monitor connections */
|
|
#define I4B_MON_DUMPMCONS_CODE 2
|
|
#define I4B_MON_DUMPMCONS_SIZE I4B_MON_CMD_HDR /* no parameters */
|
|
|
|
/* in response to a I4B_MON_DUMPMCONS_CODE command, the daemon sends
|
|
* this event: */
|
|
#define I4B_MON_DCINI_CODE 4 /* event code */
|
|
#define I4B_MON_DCINI_SIZE I4B_MON_EVNT_HDR+2 /* size of packet */
|
|
#define I4B_MON_DCINI_COUNT I4B_MON_EVNT_HDR+0 /* 2 byte: number of records */
|
|
|
|
/* followed by this for each record anounced above */
|
|
#define I4B_MON_DC_CODE 5
|
|
#define I4B_MON_DC_SIZE I4B_MON_EVNT_HDR+8
|
|
#define I4B_MON_DC_RIGHTS I4B_MON_EVNT_HDR+0 /* 4 byte: rights mask */
|
|
#define I4B_MON_DC_WHO I4B_MON_EVNT_HDR+4 /* 4 byte: network address */
|
|
|
|
/* The client requests a config file rescan */
|
|
#define I4B_MON_CFGREREAD_CODE 3
|
|
#define I4B_MON_CFGREREAD_SIZE I4B_MON_CMD_HDR /* no parameters */
|
|
|
|
/* The client requests to hangup a connection */
|
|
#define I4B_MON_HANGUP_CODE 4
|
|
#define I4B_MON_HANGUP_SIZE I4B_MON_CMD_HDR+4
|
|
#define I4B_MON_HANGUP_CHANNEL I4B_MON_CMD_HDR+0 /* channel to drop */
|
|
|
|
/* The daemon sends a logfile event */
|
|
#define I4B_MON_LOGEVNT_CODE 6
|
|
#define I4B_MON_LOGEVNT_SIZE I4B_MON_EVNT_HDR+8+2*I4B_MAX_MON_STRING
|
|
#define I4B_MON_LOGEVNT_TSTAMP I4B_MON_EVNT_HDR+0 /* 4 byte: timestamp */
|
|
#define I4B_MON_LOGEVNT_PRIO I4B_MON_EVNT_HDR+4 /* 4 byte: syslog priority */
|
|
#define I4B_MON_LOGEVNT_WHAT I4B_MON_EVNT_HDR+8 /* followed by 2 strings: 'what' and 'message' */
|
|
#define I4B_MON_LOGEVNT_MSG I4B_MON_EVNT_HDR+8+I4B_MAX_MON_STRING
|
|
|
|
/* The daemon sends a charge event */
|
|
#define I4B_MON_CHRG_CODE 7
|
|
#define I4B_MON_CHRG_SIZE I4B_MON_EVNT_HDR+16
|
|
#define I4B_MON_CHRG_TSTAMP I4B_MON_EVNT_HDR+0 /* 4 byte: timestamp */
|
|
#define I4B_MON_CHRG_CHANNEL I4B_MON_EVNT_HDR+4 /* 4 byte: channel charged */
|
|
#define I4B_MON_CHRG_UNITS I4B_MON_EVNT_HDR+8 /* 4 byte: new charge value */
|
|
#define I4B_MON_CHRG_ESTIMATED I4B_MON_EVNT_HDR+12 /* 4 byte: 0 = charge by network, 1 = calculated estimate */
|
|
|
|
/* The daemon sends a connect event */
|
|
#define I4B_MON_CONNECT_CODE 8
|
|
#define I4B_MON_CONNECT_SIZE I4B_MON_EVNT_HDR+12+4*I4B_MAX_MON_STRING
|
|
#define I4B_MON_CONNECT_TSTAMP I4B_MON_EVNT_HDR+0 /* 4 byte: time stamp */
|
|
#define I4B_MON_CONNECT_DIR I4B_MON_EVNT_HDR+4 /* 4 byte: direction (0 = incoming, 1 = outgoing) */
|
|
#define I4B_MON_CONNECT_CHANNEL I4B_MON_EVNT_HDR+8 /* 4 byte: channel connected */
|
|
#define I4B_MON_CONNECT_CFGNAME I4B_MON_EVNT_HDR+12 /* name of config entry */
|
|
#define I4B_MON_CONNECT_DEVNAME I4B_MON_EVNT_HDR+12+I4B_MAX_MON_STRING /* name of device used for connection */
|
|
#define I4B_MON_CONNECT_REMPHONE I4B_MON_EVNT_HDR+12+2*I4B_MAX_MON_STRING /* remote phone no. */
|
|
#define I4B_MON_CONNECT_LOCPHONE I4B_MON_EVNT_HDR+12+3*I4B_MAX_MON_STRING /* local phone no. */
|
|
|
|
/* The daemon sends a disconnect event */
|
|
#define I4B_MON_DISCONNECT_CODE 9
|
|
#define I4B_MON_DISCONNECT_SIZE I4B_MON_EVNT_HDR+8
|
|
#define I4B_MON_DISCONNECT_TSTAMP I4B_MON_EVNT_HDR+0 /* 4 byte: time stamp */
|
|
#define I4B_MON_DISCONNECT_CHANNEL I4B_MON_EVNT_HDR+4 /* 4 byte: channel disconnected */
|
|
|
|
/* The daemon sends an up/down event */
|
|
#define I4B_MON_UPDOWN_CODE 10
|
|
#define I4B_MON_UPDOWN_SIZE I4B_MON_EVNT_HDR+12
|
|
#define I4B_MON_UPDOWN_TSTAMP I4B_MON_EVNT_HDR+0 /* 4 byte: time stamp */
|
|
#define I4B_MON_UPDOWN_CHANNEL I4B_MON_EVNT_HDR+4 /* 4 byte: channel disconnected */
|
|
#define I4B_MON_UPDOWN_ISUP I4B_MON_EVNT_HDR+8 /* 4 byte: interface is up */
|
|
|
|
/* macros for setup/decoding of protocol packets */
|
|
|
|
/* clear a record */
|
|
#define I4B_CLEAR(r) memset(&(r), 0, sizeof(r));
|
|
|
|
/* prepare a record as event or command */
|
|
#define I4B_PREP_EVNT(r, e) { \
|
|
I4B_CLEAR(r); \
|
|
I4B_PUT_2B(r, I4B_MON_EVNT, e); \
|
|
I4B_PUT_2B(r, I4B_MON_EVNT_LEN, sizeof(r)); \
|
|
}
|
|
#define I4B_PREP_CMD(r, c) { \
|
|
I4B_CLEAR(r); \
|
|
I4B_PUT_2B(r, I4B_MON_CMD, c); \
|
|
I4B_PUT_2B(r, I4B_MON_CMD_LEN, sizeof(r)); \
|
|
}
|
|
|
|
/* put 1, 2 or 4 bytes in network byte order into a record at offset off */
|
|
#define I4B_PUT_1B(r, off, val) { ((BYTE*)(r))[off] = (val) & 0x00ff; }
|
|
#define I4B_PUT_2B(r, off, val) { I4B_PUT_1B(r, off, val >> 8); I4B_PUT_1B(r, off+1, val); }
|
|
#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); }
|
|
|
|
/* get 1, 2 or 4 bytes in network byte order from a record at offset off */
|
|
#define I4B_GET_1B(r, off) (((BYTE*)(r))[off])
|
|
#define I4B_GET_2B(r, off) ((((BYTE*)(r))[off]) << 8) | (((BYTE*)(r))[off+1])
|
|
#define I4B_GET_4B(r, off) ((((BYTE*)(r))[off]) << 24) | ((((BYTE*)(r))[off+1]) << 16) | ((((BYTE*)(r))[off+2]) << 8) | (((BYTE*)(r))[off+3])
|
|
|
|
/* put a string into recor r at offset off, make sure it's not to long
|
|
* and proper terminate it */
|
|
#define I4B_PUT_STR(r, off, str) { \
|
|
strncpy(r+off, str, I4B_MAX_MON_STRING); \
|
|
r[off+I4B_MAX_MON_STRING-1] = (BYTE)0; }
|
|
|
|
#endif /* MONITOR_H */
|
|
|