/* * Copyright (c) 1997, 1999 Hellmuth Michaelis. 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 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 - main header file * ----------------------------- * * $Id: isdnd.h,v 1.62 1999/04/29 08:27:10 hm Exp $ * * last edit-date: [Thu Apr 29 09:35:01 1999] * *---------------------------------------------------------------------------*/ #ifndef _ISDND_H_ #define _ISDND_H_ #include #include #include #include #include #include #include #ifdef USE_CURSES #include #endif #include #include #include #include #include #include #include #include #ifdef USE_RTPRIO #include #endif #include #include #include "config.h" /* compile time configuration */ #include "pathnames.h" /* location of files */ #include "alias.h" /* alias file processing */ /*---------------------------------------------------------------------------* * some general definitions *---------------------------------------------------------------------------*/ #define GOOD 0 /* general "good" or "ok" return*/ #define ERROR (-1) /* general error return */ #define WARNING (-2) /* warning return */ #define INVALID (-1) /* an invalid integer */ /*---------------------------------------------------------------------------* * misc *---------------------------------------------------------------------------*/ #define RTPRIO_NOTUSED (-1) /* rtprio is not used for isdnd */ /*---------------------------------------------------------------------------* * debug flag bits *---------------------------------------------------------------------------*/ #define DL_MSG 0x0001 /* general debug messages */ #define DL_RATES 0x0002 /* messages related to rates */ #define DL_TIME 0x0004 /* messages related to timing */ #define DL_STATE 0x0008 /* messages related to states changes */ #define DL_RCVRY 0x0010 /* messages related to dial recovery */ #define DL_DIAL 0x0020 /* messages related to dial recovery */ #define DL_PROC 0x0040 /* messages related to process handling */ #define DL_DRVR 0x0080 /* messages related to kernel i4b msg i/o*/ #define DL_CNST 0x0100 /* messages related to controller state */ #define DL_RCCF 0x0200 /* messages related to isdnd.rc at boot */ #ifdef DEBUG #define DBGL(cond, dolog) if(cond & debug_flags) dolog #else #define DBGL(cond, dolog) #endif /*---------------------------------------------------------------------------* * curses fullscreen display definitions *---------------------------------------------------------------------------*/ /* window dimensions */ #define UPPER_B 2 /* upper window start */ /* horizontal positions for upper window */ #define H_CNTL 0 /* controller */ #define H_TEI 2 /* TEI */ #define H_CHAN (H_TEI+4) /* channel */ #define H_TELN (H_CHAN+2) /* telephone number */ #define H_IFN (H_TELN+23) /* interfacename */ #define H_IO (H_IFN+7) /* incoming or outgoing */ #define H_OUT (H_IO+4) /* # of bytes out */ #define H_OUTBPS (H_OUT+11) /* bytes per second out */ #define H_IN (H_OUTBPS+5) /* # of bytes in */ #define H_INBPS (H_IN+11) /* bytes per second in */ #define H_UNITS (H_INBPS+6) /* # of charging units */ /* fullscreen mode menu window */ #define WMENU_LEN 35 /* width of menu window */ #define WMENU_TITLE "Command" /* title string */ #define WMENU_POSLN 10 /* menu position, line */ #define WMENU_POSCO 5 /* menu position, col */ #define WMITEMS 4 /* no of menu items */ #define WMENU_HGT (WMITEMS + 4) /* menu window height */ #define WREFRESH 0 #define WHANGUP 1 #define WREREAD 2 #define WQUIT 3 #define WMTIMEOUT 5 /* timeout in seconds */ /*---------------------------------------------------------------------------* * charging rates *---------------------------------------------------------------------------*/ #define NDAYS 7 /* number of days in a week */ #define NRATES 4 /* number of rate structures supported */ /* struct for rates - each day has one or more */ struct rates { int start_time; /* hour and min at which this rate starts, e.g. 12:20 12*60+20*/ int end_time; /* hour and min at which this rate ends, e.g. 19:10 19*60+10*/ int rate; /* how long can I telephone at this price, seconds */ struct rates *next; }; /*---------------------------------------------------------------------------* * the internal identifiers for isdnd log levels. CAUTION: this has to stay * in sync with the loglevel to text and sysloglevel table in log.c !! *---------------------------------------------------------------------------*/ enum logids { LL_ERR, /* error conditions - everything which caused an error */ LL_WRN, /* warning conditions - nonfatal abnormal conditions */ LL_DMN, /* normal but significant condition - status of daemon */ LL_CHD, /* informational - everything regarding call handling */ LL_DBG /* debug messages - everything which helps debugging */ }; /*---------------------------------------------------------------------------* * state machine events *---------------------------------------------------------------------------*/ enum events { /* incoming messages */ EV_MCI, /* MSG_CONNECT_IND */ EV_MCAI, /* MSG_CONNECT_ACTIVE_IND */ EV_MDI, /* MSG_DISCONNECT_IND */ EV_MDO, /* MSG_DIALOUT */ /* local requests */ EV_TIMO, /* timer expired */ EV_DRQ, /* disconnect request */ EV_CBRQ, /* callback request */ EV_ALRT, /* alerting request */ /* illegal */ EV_ILL /* illegal event */ }; #define N_EVENTS (EV_ILL+1) /* no of possible events */ /*---------------------------------------------------------------------------* * this struct describes the numbers to try to dial out *---------------------------------------------------------------------------*/ typedef struct { char number[TELNO_MAX]; /* remote number to dial */ int flag; /* usage flag */ #define RNF_IDLE 0 #define RNF_SUCC 1 /* last dial was ok */ } remote_number_t; /*---------------------------------------------------------------------------* * this struct describes numbers allowed to dial in *---------------------------------------------------------------------------*/ typedef struct { char number[TELNO_MAX]; /* calling party number */ } incoming_number_t; /*---------------------------------------------------------------------------* * this structure describes a prematurely aborted called-back dialout *---------------------------------------------------------------------------*/ typedef struct { int cdid; /* call handle */ int controller; /* the controller used to dial out */ int channel; /* the channel assigned to the outgoing call */ /* XXX - timeout handling and error recovery? */ } phantom_t; /*---------------------------------------------------------------------------* * this struct describes one complete configuration entry *---------------------------------------------------------------------------*/ typedef struct cfg_entry { /* ====== filled in at startup configuration, then static ===========*/ char name[32]; /* id for this entry */ int isdncontroller; /* controller to use 0 ... n */ int isdnchannel; /* channel to use */ int isdntxdelin; /* tx delay, incoming connections */ int isdntxdelout; /* tx delay, outgoing connections */ int usrdevicename; /* userland device to use */ int usrdeviceunit; /* userland unit to use */ int remote_numbers_count; /* number of remote numbers */ #define MAXRNUMBERS 8 /* max remote numbers */ remote_number_t remote_numbers[MAXRNUMBERS]; /* remote numbers to dial */ int remote_numbers_handling; /* how to handle the remote dialing */ #define RNH_NEXT 0 /* use next number after last successfull */ #define RNH_LAST 1 /* use last successfull for next call */ #define RNH_FIRST 2 /* always use first number for next call */ char local_phone_dialout[TELNO_MAX]; /* our number to tell remote*/ char local_phone_incoming[TELNO_MAX]; /* answer calls for this local number */ #define MAX_INCOMING 8 int incoming_numbers_count; /* number of incoming allowed numbers */ incoming_number_t remote_phone_incoming[MAX_INCOMING]; /* answer calls from this remote machine */ int dialin_reaction; /* what to do with incoming calls */ #define REACT_ACCEPT 0 #define REACT_REJECT 1 #define REACT_IGNORE 2 #define REACT_ANSWER 3 #define REACT_CALLBACK 4 int b1protocol; /* hdlc / raw */ int idle_time_in; /* max idle time incoming calls */ int idle_time_out; /* max idle time outgoing calls */ int shorthold_algorithm; /* shorthold algorithm */ int unitlength; /* length of a charging unit */ #define UNITLENGTH_DEFAULT 60 /* last resort unit length */ int earlyhangup; /* time in seconds to hangup */ /* before the next expected */ /* charging unit */ #define EARLYHANGUP_DEFAULT 5 int ratetype; /* type of rate */ #define NO_RATE (NRATES+1) #define INVALID_RATE (-1) int unitlengthsrc; /* where we get the unit length from */ #define ULSRC_NONE 0 /* nowhere specified */ #define ULSRC_CMDL 1 /* specified on commandline */ #define ULSRC_CMDLMIN 5 /* minimum value from cmdl */ #define ULSRC_CMDLMAX 3600 /* minimum value from cmdl */ #define ULSRC_CONF 2 /* get it from config file */ #define ULSRC_RATE 3 /* get it dynamic from ratesfile*/ #define ULSRC_DYN 4 /* dynamic calculated from AOCD */ char *answerprog; /* program to use for answering */ char *connectprog; /* program run after negotiation finished */ char *disconnectprog; /* program run after shutdown is complete */ int callbackwait; /* time to wait before calling back */ #define CALLBACKWAIT_MIN 1 int calledbackwait; /* time to wait for remote callback */ #define CALLEDBACKWAIT_MIN 2 int dialretries; /* no. of dial tries */ #define DIALRETRIES_DEF 1 int recoverytime; /* time between 2 dial tries */ #define RECOVERYTIME_MIN 1 int dialrandincr; /* use random dial time incr */ int usedown; /* set interface down yes/no */ int downtries; /* retries before i/f is set down */ #define DOWN_TRIES_MIN 2 #define DOWN_TRIES_MAX 20 int downtime; /* time i/f is down */ #define DOWN_TIME_MIN 10 /* 10 seconds */ #define DOWN_TIME_MAX 3600 /* 1 hour */ int dialouttype; /* type of outgoing connection */ #define DIALOUT_NORMAL 0 /* normal dialout behaviour */ #define DIALOUT_CALLEDBACK 1 /* remote is expected to callback */ int alert; /* alert time in sec if nonzero */ #define MINALERT 5 /* 5 secs min */ #define MAXALERT (3*60) /* 3 minutes max */ int inout; /* in/out, in-only or out-only */ #define DIR_INOUT 0 #define DIR_INONLY 1 #define DIR_OUTONLY 2 /*===========================================================================*/ /*============ filled in after start, then dynamic ==========================*/ /*===========================================================================*/ int cdid; /* cdid for call */ #define CDID_RESERVED (-1) int isdncontrollerused; /* the one we are using */ int isdnchannelused; /* the one we are using */ int fs_position; /* fullscreen position */ int state; /* state of connection */ #define ST_IDLE 0 /* connection is idle / disconnected */ /* normal dial out to remote */ #define ST_DIAL 1 /* dialing */ #define ST_DIALRTMRCHD 2 /* wait for dial retry time reached */ #define ST_DIALRETRY 3 /* last/first dialing failed, retry */ /* PCB: passive callback, i'm being called back */ #define ST_PCB_DIAL 4 /* dialing, trigger a callback */ #define ST_PCB_DIALFAIL 5 /* dialing failed triggering a callbk */ #define ST_PCB_WAITCALL 6 /* waiting for callback from remote */ /* ACB: active callback, i'm calling back */ #define ST_ACB_WAITDISC 7 /* got call, wait for disconnect */ #define ST_ACB_WAITDIAL 8 /* wait until allowed to callback */ #define ST_ACB_DIAL 9 /* callback to remote */ #define ST_ACB_DIALFAIL 10 /* callback to remote failed */ /* normal non-dialling states */ #define ST_ACCEPTED 11 /* remote accepted */ #define ST_CONNECTED 12 /* connected with remote */ #define ST_WAITDISCI 13 /* tx disc req, wait for disc ind */ #define ST_DOWN 14 /* interface is down */ #define ST_ALERT 15 /* interface is waiting for alert time*/ /* illegal and pseudo states */ #define ST_ILL 16 /* illegal state */ #define ST_SUSE 17 /* subroutine sets new state */ #define N_STATES (ST_ILL+1) /* max number of states */ int disc_cause; /* cause from disconnect */ int local_disconnect; /* flag, who disconnected */ #define DISCON_LOC 0 #define DISCON_REM 1 int timerval; /* value for timer, 0 if inactive */ int timerremain; /* remaining time */ int hangup; /* flag, hangup connection asap */ char real_phone_incoming[TELNO_MAX]; /* real remote telno in case of wildcard */ int last_remote_number; /* index of last used dialout number*/ char remote_phone_dialout[TELNO_MAX]; /* used remote number to dial */ int direction; /* incoming or outgoing */ #define DIR_IN 0 #define DIR_OUT 1 int charge; /* charge in units */ int last_charge; /* last charge in units */ int inbytes; /* # of bytes from remote */ int iinbytes; /* # of bytes from remote on the line */ int inbps; /* bytes/sec from remote */ int outbytes; /* # of bytes to remote */ int ioutbytes; /* # of bytes to remote on the line */ int outbps; /* bytes/sec to remote */ time_t connect_time; /* time connection was established */ time_t aoc_last; /* last AOCD timestamp */ time_t aoc_now; /* current AOCD timestamp */ time_t aoc_diff; /* current unit length */ time_t aoc_lastdiff; /* last charge unit length */ int aoc_valid; /* flag: time diff is valid */ #define AOC_INVALID 0 /* aoc_diff is NOT valid */ #define AOC_VALID 1 /* aoc_diff is valid */ time_t last_dial_time; /* time of last dialing */ time_t last_release_time; /* time of last hangup */ int dial_count; /* number of dialout tries */ int randomtime; /* random() part of recoverytime*/ #define RANDOM_MASK 0x04 /* bits used from randomtime */ int down_retry_count; /* retry cycle count for usedown*/ time_t went_down_time; /* time i/f went down */ phantom_t saved_call; /* outgoing call state if called back too early */ int alert_time; /* count down of alert time */ char display[DISPLAY_MAX]; } cfg_entry_t; /*---------------------------------------------------------------------------* * this struct describes state of controller with 2 b channels *---------------------------------------------------------------------------*/ typedef struct isdn_ctrl_state { int ctrl_type; /* type: active/passive */ int card_type; /* manufacturer (CARD_XXXX) */ int state; /* controller state */ #define CTRL_DOWN 0 /* controller inoparable */ #define CTRL_UP 1 /* controller may be used */ int stateb1; /* B-channel 1 */ int stateb2; /* B-channel 2 */ #define CHAN_IDLE 0 /* channel is free for usage */ #define CHAN_RUN 1 /* channel is occupied */ int freechans; /* number of unused channels */ #define MAX_CHANCTRL 2 /* free channels per controller */ int tei; /* tei or -1 if invalid */ } isdn_ctrl_state_t; /*---------------------------------------------------------------------------* * this struct describes a logging regular expression *---------------------------------------------------------------------------*/ struct rarr { int re_flg; /* valid entry flag */ char *re_expr; /* plain text expression */ regex_t re; /* compiled expression */ char *re_prog; /* the program to be executed */ }; #ifdef I4B_EXTERNAL_MONITOR /* for each rights entry we keep one of this structures around: */ struct monitor_rights { char name[FILENAME_MAX]; /* net/host spec or filename */ int rights; /* bitmask of allowed acces rights */ u_int32_t net; /* net/host address (host byte order!) */ u_int32_t mask; /* bitmask 1 = network, 0 = host (host byte order!) */ int local; /* zero if remote access via tcp/ip */ }; #endif /*---------------------------------------------------------------------------* * global variables, storage allocation *---------------------------------------------------------------------------*/ #ifdef MAIN int isdnfd; /* file handle, /dev/i4b */ char *configfile = CONFIG_FILE_DEF; /* configuration filename */ int config_error_flag = 0; /* error counter */ #ifdef DEBUG int do_debug = 0; /* debug mode flag */ int debug_flags = 0; /* debug options */ int debug_noscreen = 0; /* not on fullscreen */ #endif int do_bell = 0; /* bell on connect/disconnect */ int do_fork = 1; /* run as daemon/foreground */ int do_ttytype = 0; /* got new terminal type */ char *ttype = ""; /* termcap entry name string */ int do_rdev = 0; /* redirect output */ char *rdev = ""; /* new device string */ int do_print = 0; /* config file printout */ int got_unitlen = 0; /* flag, got length of a unit */ time_t unit_length; /* length of a unit */ cfg_entry_t cfg_entry_tab[CFG_ENTRY_MAX]; /* configuration table */ isdn_ctrl_state_t isdn_ctrl_tab[ISDN_CTRL_MAX]; /* controller states table */ int ncontroller = 0; /* # of controllers available */ int nentries = 0; /* # of entries in config tab */ int uselogfile = 0; /* flag, use a logfile */ char logfile[MAXPATHLEN] = LOG_FILE_DEF; /* log filename */ FILE *logfp = NULL; /* log file pointer */ int logfacility = LOG_LOCAL0; /* the syslog facility used */ int nregex = 0; /* number of reg expr */ struct rarr rarr[MAX_RE]; /* regexpr & progs table */ char ratesfile[MAXPATHLEN] = RATES_FILE_DEF; /* rates filename */ char *rate_error = NULL; /* errorcase: error string */ int got_rate = 0; /* flag, ratesfile found */ struct rates *rates[NRATES][NDAYS]; /* the rates structure */ int useacctfile = 0; /* flag, write accounting */ char acctfile[MAXPATHLEN] = ACCT_FILE_DEF; /* accounting filename */ FILE *acctfp = NULL; /* accounting file pointer */ int acct_all = 1; /* account all connections */ int aliasing = 0; /* enable alias processing */ char aliasfile[MAXPATHLEN] = ALIASFILE; /* alias file location */ int do_fullscreen = 0; /* fullscreen log */ int curses_ready = 0; /* curses initialized */ #ifdef USE_CURSES WINDOW *upper_w; /* curses upper window pointer */ WINDOW *mid_w; /* curses mid window pointer */ WINDOW *lower_w; /* curses lower window pointer */ #endif int rt_prio = RTPRIO_NOTUSED; /* realtime priority */ /* monitor via network */ int do_monitor = 0; int inhibit_monitor = 0; #ifdef I4B_EXTERNAL_MONITOR int monitorport = DEF_MONPORT; #else int monitorport = -1; #endif int accepted = 0; int isdntime = 0; /* flag, log time from exchange */ char tinainitprog[MAXPATHLEN] = TINA_FILE_DEF; #else /* !MAIN */ int isdnfd; char *configfile; int config_error_flag; #ifdef DEBUG int do_debug; int debug_flags; int debug_noscreen; #endif int do_bell; int do_fork; int do_ttytype; char *ttype; int do_rdev; char *rdev; int do_print; int got_unitlen; time_t unit_length; cfg_entry_t cfg_entry_tab[CFG_ENTRY_MAX]; /* configuration table */ isdn_ctrl_state_t isdn_ctrl_tab[ISDN_CTRL_MAX]; /* controller states table */ int ncontroller; int nentries; int uselogfile; char logfile[MAXPATHLEN]; int logfacility; int nregex; struct rarr rarr[MAX_RE]; char ratesfile[MAXPATHLEN]; char *rate_error; int got_rate; struct rates *rates[NRATES][NDAYS]; int useacctfile; char acctfile[MAXPATHLEN]; FILE *acctfp; int acct_all; int aliasing; char aliasfile[MAXPATHLEN]; int do_fullscreen; int curses_ready; #ifdef USE_CURSES WINDOW *upper_w; WINDOW *mid_w; WINDOW *lower_w; #endif int rt_prio; int do_monitor; int inhibit_monitor; int monitorport; int accepted; int isdntime; char tinainitprog[MAXPATHLEN]; #endif /* MAIN */ char * bdrivername ( int drivertype ); void cfg_setval ( int keyword ); void check_and_kill ( cfg_entry_t *cep ); void check_pid ( void ); void close_allactive ( void ); void configure ( char *filename, int reread ); void daemonize ( void ); void dialresponse(cfg_entry_t *cep, int dstat); void display_acct ( cfg_entry_t *cep ); void display_bell ( void ); void display_ccharge ( cfg_entry_t *cep, int units ); void display_chans ( void ); void display_charge ( cfg_entry_t *cep ); void display_connect ( cfg_entry_t *cep ); void display_disconnect ( cfg_entry_t *cep ); void display_l12stat(int controller, int layer, int state); void display_tei(int controller, int tei); void display_updown ( cfg_entry_t *cep, int updown ); void hangup_channel ( int channel ); void do_exit ( int exitval ); void do_menu ( void ); int exec_answer ( cfg_entry_t *cep ); int exec_connect_prog ( cfg_entry_t *cep, const char *prog, int link_down ); pid_t exec_prog ( char *prog, char **arglist ); cfg_entry_t * find_by_device_for_dialout ( int drivertype, int driverunit ); cfg_entry_t *find_by_device_for_dialoutnumber(int drivertype, int driverunit, int cmdlen, char *cmd); cfg_entry_t * find_matching_entry_incoming ( msg_connect_ind_t *mp ); cfg_entry_t * find_active_entry_by_driver ( int drivertype, int driverunit ); void finish_log ( void ); char * getlogdatetime ( void ); int get_cdid ( void ); cfg_entry_t * get_cep_by_cc ( int ctrlr, int chan ); cfg_entry_t * get_cep_by_driver ( int drivertype, int driverunit ); cfg_entry_t * get_cep_by_cdid ( int cdid ); int get_current_rate ( cfg_entry_t *cep, int logit ); void handle_charge ( cfg_entry_t *cep ); void handle_recovery ( void ); void if_up(cfg_entry_t *cep); void if_down(cfg_entry_t *cep); void init_controller ( void ); void init_log ( void ); void init_screen ( void ); void log ( int what, const char *fmt, ... ); int main ( int argc, char **argv ); void msg_accounting ( msg_accounting_ind_t *mp ); void msg_alert_ind ( msg_alert_ind_t *mp ); void msg_charging_ind ( msg_charging_ind_t *mp ); void msg_connect_active_ind ( msg_connect_active_ind_t *mp ); void msg_connect_ind ( msg_connect_ind_t *mp ); void msg_pdeact_ind(msg_pdeact_ind_t *md); void msg_negcomplete_ind(msg_negcomplete_ind_t *ind); void msg_ifstatechg_ind(msg_ifstatechg_ind_t *ind); void msg_drvrdisc_req(msg_drvrdisc_req_t *mp); void msg_dialout ( msg_dialout_ind_t *mp ); void msg_dialoutnumber(msg_dialoutnumber_ind_t *mp); void msg_disconnect_ind ( msg_disconnect_ind_t *mp ); void msg_idle_timeout_ind ( msg_idle_timeout_ind_t *mp ); void msg_l12stat_ind(msg_l12stat_ind_t *ml); void msg_teiasg_ind(msg_teiasg_ind_t *mt); void msg_proceeding_ind ( msg_proceeding_ind_t *mp ); const char * name_of_controller(int ctrl_type, int card_type); void next_state ( cfg_entry_t *cep, int event ); char * print_i4b_cause( cause_t code ); char * printstate ( cfg_entry_t *cep ); int readrates ( char *filename ); int ret_channel_state(int controller, int channel); void reopenfiles ( int dummy ); void rereadconfig ( int dummy ); void select_first_dialno ( cfg_entry_t *cep ); void select_next_dialno ( cfg_entry_t *cep ); void select_this_dialno ( cfg_entry_t *cep ); int sendm_alert_req ( cfg_entry_t *cep ); int sendm_connect_req ( cfg_entry_t *cep ); int sendm_connect_resp ( cfg_entry_t *cep, int cdid, int response, int cause ); int sendm_disconnect_req ( cfg_entry_t *cep, int cause ); int set_channel_busy(int controller, int channel); int set_channel_idle(int controller, int channel); int setup_dialout(cfg_entry_t *cep); void sigchild_handler ( int sig ); void start_timer ( cfg_entry_t *cep, int seconds ); void stop_timer ( cfg_entry_t *cep ); void unitlen_chkupd( cfg_entry_t *cep ); void write_pid ( void ); void yyerror ( const char *msg ); /* montior server module */ void monitor_init(); void monitor_exit(); void monitor_clear_rights(); void monitor_fixup_rights(); int monitor_start_rights(const char *clientspec); void monitor_add_rights(int rights); /* possible return codes from monitor_start_rights: */ #define I4BMAR_OK 0 /* rights added successfully */ #define I4BMAR_LENGTH 1 /* local socket name to long */ #define I4BMAR_DUP 2 /* entry already exists */ #define I4BMAR_CIDR 3 /* cidr netmask is invalid */ #define I4BMAR_NOIP 4 /* host/net could not be resolved */ int monitor_create_local_socket(); #ifndef I4B_NOTCPIP_MONITOR int monitor_create_remote_socket(int portno); #endif void monitor_prepselect(fd_set *selset, int *max_fd); void monitor_handle_input(fd_set *selset); void monitor_handle_connect(int sockfd, int is_local); void monitor_evnt_charge(cfg_entry_t *cep, int units, int estimated); void monitor_evnt_connect(cfg_entry_t *cep); void monitor_evnt_disconnect(cfg_entry_t *cep); void monitor_evnt_updown(cfg_entry_t *cep, int up); void monitor_evnt_log(int prio, const char * what, const char * msg); /* controller.c */ int init_controller_state(int controller, int ctrl_type, int card_type, int tei); void init_active_controller(void); int set_controller_state(int controller, int state); int get_controller_state(int controller); int decr_free_channels(int controller); int incr_free_channels(int controller); int get_free_channels(int controller); int set_channel_busy(int controller, int channel); int set_channel_idle(int controller, int channel); int ret_channel_state(int controller, int channel); /* alias.c */ void init_alias(char *filename); void free_aliases(void); char *get_alias(char *number); #endif /* _ISDND_H_ */