/* * Chan_Misdn -- Channel Driver for Asterisk * * Interface to mISDN * * Copyright (C) 2004, Christian Richter * * Christian Richter * * This program is free software, distributed under the terms of * the GNU General Public License */ #include "isdn_lib_intern.h" #include "isdn_lib.h" #include "ie.c" static void set_channel(struct misdn_bchannel *bc, int channel) { cb_log(3,bc->port,"set_channel: bc->channel:%d channel:%d\n", bc->channel, channel); if (channel==0xff) { /* any channel */ channel=-1; } /* ALERT: is that everytime true ? */ if (channel > 0 && bc->nt ) { if (bc->channel && ( bc->channel != 0xff) ) { cb_log(0,bc->port,"We already have a channel (%d)\n", bc->channel); } else { bc->channel = channel; cb_event(EVENT_NEW_CHANNEL,bc,NULL); } } if (channel > 0 && !bc->nt ) { bc->channel = channel; cb_event(EVENT_NEW_CHANNEL,bc,NULL); } } static void parse_proceeding (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; CALL_PROCEEDING_t *proceeding=(CALL_PROCEEDING_t*)((unsigned long)msg->data+ HEADER_LEN); //struct misdn_stack *stack=get_stack_by_bc(bc); { int exclusive, channel; dec_ie_channel_id(proceeding->CHANNEL_ID, (Q931_info_t *)proceeding, &exclusive, &channel, nt,bc); set_channel(bc,channel); } dec_ie_progress(proceeding->PROGRESS, (Q931_info_t *)proceeding, &bc->progress_coding, &bc->progress_location, &bc->progress_indicator, nt, bc); #ifdef DEBUG printf("Parsing PROCEEDING Msg\n"); #endif } static msg_t *build_proceeding (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; CALL_PROCEEDING_t *proceeding; msg_t *msg =(msg_t*)create_l3msg(CC_PROCEEDING | REQUEST, MT_CALL_PROCEEDING, bc?bc->l3_id:-1, sizeof(CALL_PROCEEDING_t) ,nt); proceeding=(CALL_PROCEEDING_t*)((msg->data+HEADER_LEN)); enc_ie_channel_id(&proceeding->CHANNEL_ID, msg, 1,bc->channel, nt,bc); if (nt) enc_ie_progress(&proceeding->PROGRESS, msg, 0, nt?1:5, 8, nt,bc); #ifdef DEBUG printf("Building PROCEEDING Msg\n"); #endif return msg; } static void parse_alerting (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; ALERTING_t *alerting=(ALERTING_t*)((unsigned long)(msg->data+HEADER_LEN)); //Q931_info_t *qi=(Q931_info_t*)(msg->data+HEADER_LEN); dec_ie_progress(alerting->PROGRESS, (Q931_info_t *)alerting, &bc->progress_coding, &bc->progress_location, &bc->progress_indicator, nt, bc); #ifdef DEBUG printf("Parsing ALERTING Msg\n"); #endif } static msg_t *build_alerting (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; ALERTING_t *alerting; msg_t *msg =(msg_t*)create_l3msg(CC_ALERTING | REQUEST, MT_ALERTING, bc?bc->l3_id:-1, sizeof(ALERTING_t) ,nt); alerting=(ALERTING_t*)((msg->data+HEADER_LEN)); enc_ie_channel_id(&alerting->CHANNEL_ID, msg, 1,bc->channel, nt,bc); if (nt) enc_ie_progress(&alerting->PROGRESS, msg, 0, nt?1:5, 8, nt,bc); #ifdef DEBUG printf("Building ALERTING Msg\n"); #endif return msg; } static void parse_progress (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; PROGRESS_t *progress=(PROGRESS_t*)((unsigned long)(msg->data+HEADER_LEN)); //Q931_info_t *qi=(Q931_info_t*)(msg->data+HEADER_LEN); dec_ie_progress(progress->PROGRESS, (Q931_info_t *)progress, &bc->progress_coding, &bc->progress_location, &bc->progress_indicator, nt, bc); #ifdef DEBUG printf("Parsing PROGRESS Msg\n"); #endif } static msg_t *build_progress (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; PROGRESS_t *progress; msg_t *msg =(msg_t*)create_l3msg(CC_PROGRESS | REQUEST, MT_PROGRESS, bc?bc->l3_id:-1, sizeof(PROGRESS_t) ,nt); progress=(PROGRESS_t*)((msg->data+HEADER_LEN)); #ifdef DEBUG printf("Building PROGRESS Msg\n"); #endif return msg; } static void parse_setup (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; SETUP_t *setup= (SETUP_t*)((unsigned long)msg->data+HEADER_LEN); Q931_info_t *qi=(Q931_info_t*)((unsigned long)msg->data+HEADER_LEN); #ifdef DEBUG printf("Parsing SETUP Msg\n"); #endif { int type,plan,present, screen; char id[32]; dec_ie_calling_pn(setup->CALLING_PN, qi, &type, &plan, &present, &screen, id, sizeof(id)-1, nt,bc); bc->onumplan=type; strcpy(bc->oad, id); switch (present) { case 0: bc->pres=0; /* screened */ break; case 1: bc->pres=1; /* not screened */ break; default: bc->pres=0; } switch (screen) { case 0: break; default: ; } } { int type, plan; char number[32]; dec_ie_called_pn(setup->CALLED_PN, (Q931_info_t *)setup, &type, &plan, number, sizeof(number)-1, nt,bc); strcpy(bc->dad, number); bc->dnumplan=type; } { char keypad[32]; dec_ie_keypad(setup->KEYPAD, (Q931_info_t *)setup, keypad, sizeof(keypad)-1, nt,bc); strcpy(bc->keypad, keypad); } { dec_ie_complete(setup->COMPLETE, (Q931_info_t *)setup, &bc->sending_complete, nt,bc); } { int type, plan, present, screen, reason; char id[32]; dec_ie_redir_nr(setup->REDIR_NR, (Q931_info_t *)setup, &type, &plan, &present, &screen, &reason, id, sizeof(id)-1, nt,bc); strcpy(bc->rad, id); bc->rnumplan=type; } { int coding, capability, mode, rate, multi, user, async, urate, stopbits, dbits, parity; dec_ie_bearer(setup->BEARER, (Q931_info_t *)setup, &coding, &capability, &mode, &rate, &multi, &user, &async, &urate, &stopbits, &dbits, &parity, nt,bc); switch (capability) { case -1: bc->capability=INFO_CAPABILITY_DIGITAL_UNRESTRICTED; break; case 0: bc->capability=INFO_CAPABILITY_SPEECH; break; case 18: bc->capability=INFO_CAPABILITY_VIDEO; break; case 8: bc->capability=INFO_CAPABILITY_DIGITAL_UNRESTRICTED; bc->user1 = user; bc->urate = urate; bc->rate = rate; bc->mode = mode; break; case 9: bc->capability=INFO_CAPABILITY_DIGITAL_RESTRICTED; break; default: break; } switch(user) { case 2: bc->law=INFO_CODEC_ULAW; break; case 3: bc->law=INFO_CODEC_ALAW; break; default: bc->law=INFO_CODEC_ALAW; } bc->capability=capability; } { int exclusive, channel; dec_ie_channel_id(setup->CHANNEL_ID, (Q931_info_t *)setup, &exclusive, &channel, nt,bc); set_channel(bc,channel); } { int protocol ; dec_ie_useruser(setup->USER_USER, (Q931_info_t *)setup, &protocol, bc->uu, &bc->uulen, nt,bc); if (bc->uulen) cb_log(1,bc->port,"USERUESRINFO:%s\n",bc->uu); else cb_log(1,bc->port,"NO USERUESRINFO\n"); } dec_ie_progress(setup->PROGRESS, (Q931_info_t *)setup, &bc->progress_coding, &bc->progress_location, &bc->progress_indicator, nt, bc); } #define ANY_CHANNEL 0xff /* IE attribut for 'any channel' */ static msg_t *build_setup (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; SETUP_t *setup; msg_t *msg =(msg_t*)create_l3msg(CC_SETUP | REQUEST, MT_SETUP, bc?bc->l3_id:-1, sizeof(SETUP_t) ,nt); setup=(SETUP_t*)((msg->data+HEADER_LEN)); if (bc->channel == 0 || bc->channel == ANY_CHANNEL || bc->channel==-1) enc_ie_channel_id(&setup->CHANNEL_ID, msg, 0, bc->channel, nt,bc); else enc_ie_channel_id(&setup->CHANNEL_ID, msg, 1, bc->channel, nt,bc); { int type=bc->onumplan,plan=1,present=bc->pres,screen=bc->screen; enc_ie_calling_pn(&setup->CALLING_PN, msg, type, plan, present, screen, bc->oad, nt, bc); } { if (bc->dad[0]) enc_ie_called_pn(&setup->CALLED_PN, msg, bc->dnumplan, 1, bc->dad, nt,bc); } { if (bc->rad[0]) enc_ie_redir_nr(&setup->REDIR_NR, msg, 1, 1, bc->pres, bc->screen, 0, bc->rad, nt,bc); } { if (bc->keypad[0]) enc_ie_keypad(&setup->KEYPAD, msg, bc->keypad, nt,bc); } if (*bc->display) { enc_ie_display(&setup->DISPLAY, msg, bc->display, nt,bc); } { int coding=0, capability, mode=0 /* 2 for packet ! */ ,user, rate=0x10; switch (bc->law) { case INFO_CODEC_ULAW: user=2; break; case INFO_CODEC_ALAW: user=3; break; default: user=3; } switch (bc->capability) { case INFO_CAPABILITY_SPEECH: capability = 0; break; case INFO_CAPABILITY_DIGITAL_UNRESTRICTED: capability = 8; user=-1; mode=bc->mode; rate=bc->rate; break; case INFO_CAPABILITY_DIGITAL_RESTRICTED: capability = 9; user=-1; break; default: capability=bc->capability; } enc_ie_bearer(&setup->BEARER, msg, coding, capability, mode, rate, -1, user, nt,bc); } if (bc->sending_complete) { enc_ie_complete(&setup->COMPLETE,msg, bc->sending_complete, nt, bc); } if (bc->uulen) { int protocol=4; enc_ie_useruser(&setup->USER_USER, msg, protocol, bc->uu, bc->uulen, nt,bc); cb_log(1,bc->port,"ENCODING USERUESRINFO:%s\n",bc->uu); } #ifdef DEBUG printf("Building SETUP Msg\n"); #endif return msg; } static void parse_connect (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; CONNECT_t *connect=(CONNECT_t*)((unsigned long)(msg->data+HEADER_LEN)); int plan,pres,screen; bc->ces = connect->ces; bc->ces = connect->ces; dec_ie_progress(connect->PROGRESS, (Q931_info_t *)connect, &bc->progress_coding, &bc->progress_location, &bc->progress_indicator, nt, bc); dec_ie_connected_pn(connect->CONNECT_PN,(Q931_info_t *)connect, &bc->cpnnumplan, &plan, &pres, &screen, bc->cad, 31, nt, bc); /* cb_log(1,bc->port,"CONNETED PN: %s cpn_dialplan:%d\n", connected_pn, type); */ #ifdef DEBUG printf("Parsing CONNECT Msg\n"); #endif } static msg_t *build_connect (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; CONNECT_t *connect; msg_t *msg =(msg_t*)create_l3msg(CC_CONNECT | REQUEST, MT_CONNECT, bc?bc->l3_id:-1, sizeof(CONNECT_t) ,nt); cb_log(6,bc->port,"BUILD_CONNECT: bc:%p bc->l3id:%d, nt:%d\n",bc,bc->l3_id,nt); connect=(CONNECT_t*)((msg->data+HEADER_LEN)); if (nt) { time_t now; time(&now); enc_ie_date(&connect->DATE, msg, now, nt,bc); } { int type=bc->cpnnumplan, plan=1, present=2, screen=0; enc_ie_connected_pn(&connect->CONNECT_PN, msg, type,plan, present, screen, bc->cad, nt , bc); } #ifdef DEBUG printf("Building CONNECT Msg\n"); #endif return msg; } static void parse_setup_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; SETUP_ACKNOWLEDGE_t *setup_acknowledge=(SETUP_ACKNOWLEDGE_t*)((unsigned long)(msg->data+HEADER_LEN)); { int exclusive, channel; dec_ie_channel_id(setup_acknowledge->CHANNEL_ID, (Q931_info_t *)setup_acknowledge, &exclusive, &channel, nt,bc); set_channel(bc, channel); } dec_ie_progress(setup_acknowledge->PROGRESS, (Q931_info_t *)setup_acknowledge, &bc->progress_coding, &bc->progress_location, &bc->progress_indicator, nt, bc); #ifdef DEBUG printf("Parsing SETUP_ACKNOWLEDGE Msg\n"); #endif } static msg_t *build_setup_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; SETUP_ACKNOWLEDGE_t *setup_acknowledge; msg_t *msg =(msg_t*)create_l3msg(CC_SETUP_ACKNOWLEDGE | REQUEST, MT_SETUP_ACKNOWLEDGE, bc?bc->l3_id:-1, sizeof(SETUP_ACKNOWLEDGE_t) ,nt); setup_acknowledge=(SETUP_ACKNOWLEDGE_t*)((msg->data+HEADER_LEN)); enc_ie_channel_id(&setup_acknowledge->CHANNEL_ID, msg, 1,bc->channel, nt,bc); if (nt) enc_ie_progress(&setup_acknowledge->PROGRESS, msg, 0, nt?1:5, 8, nt,bc); #ifdef DEBUG printf("Building SETUP_ACKNOWLEDGE Msg\n"); #endif return msg; } static void parse_connect_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { #ifdef DEBUG printf("Parsing CONNECT_ACKNOWLEDGE Msg\n"); #endif } static msg_t *build_connect_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; CONNECT_ACKNOWLEDGE_t *connect_acknowledge; msg_t *msg =(msg_t*)create_l3msg(CC_CONNECT | RESPONSE, MT_CONNECT, bc?bc->l3_id:-1, sizeof(CONNECT_ACKNOWLEDGE_t) ,nt); connect_acknowledge=(CONNECT_ACKNOWLEDGE_t*)((msg->data+HEADER_LEN)); enc_ie_channel_id(&connect_acknowledge->CHANNEL_ID, msg, 1, bc->channel, nt,bc); #ifdef DEBUG printf("Building CONNECT_ACKNOWLEDGE Msg\n"); #endif return msg; } static void parse_user_information (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { #ifdef DEBUG printf("Parsing USER_INFORMATION Msg\n"); #endif } static msg_t *build_user_information (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; USER_INFORMATION_t *user_information; msg_t *msg =(msg_t*)create_l3msg(CC_USER_INFORMATION | REQUEST, MT_USER_INFORMATION, bc?bc->l3_id:-1, sizeof(USER_INFORMATION_t) ,nt); user_information=(USER_INFORMATION_t*)((msg->data+HEADER_LEN)); #ifdef DEBUG printf("Building USER_INFORMATION Msg\n"); #endif return msg; } static void parse_suspend_reject (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { #ifdef DEBUG printf("Parsing SUSPEND_REJECT Msg\n"); #endif } static msg_t *build_suspend_reject (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; SUSPEND_REJECT_t *suspend_reject; msg_t *msg =(msg_t*)create_l3msg(CC_SUSPEND_REJECT | REQUEST, MT_SUSPEND_REJECT, bc?bc->l3_id:-1, sizeof(SUSPEND_REJECT_t) ,nt); suspend_reject=(SUSPEND_REJECT_t*)((msg->data+HEADER_LEN)); #ifdef DEBUG printf("Building SUSPEND_REJECT Msg\n"); #endif return msg; } static void parse_resume_reject (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { #ifdef DEBUG printf("Parsing RESUME_REJECT Msg\n"); #endif } static msg_t *build_resume_reject (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; RESUME_REJECT_t *resume_reject; msg_t *msg =(msg_t*)create_l3msg(CC_RESUME_REJECT | REQUEST, MT_RESUME_REJECT, bc?bc->l3_id:-1, sizeof(RESUME_REJECT_t) ,nt); resume_reject=(RESUME_REJECT_t*)((msg->data+HEADER_LEN)); #ifdef DEBUG printf("Building RESUME_REJECT Msg\n"); #endif return msg; } static void parse_hold (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { #ifdef DEBUG printf("Parsing HOLD Msg\n"); #endif } static msg_t *build_hold (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; HOLD_t *hold; msg_t *msg =(msg_t*)create_l3msg(CC_HOLD | REQUEST, MT_HOLD, bc?bc->l3_id:-1, sizeof(HOLD_t) ,nt); hold=(HOLD_t*)((msg->data+HEADER_LEN)); #ifdef DEBUG printf("Building HOLD Msg\n"); #endif return msg; } static void parse_suspend (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { #ifdef DEBUG printf("Parsing SUSPEND Msg\n"); #endif } static msg_t *build_suspend (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; SUSPEND_t *suspend; msg_t *msg =(msg_t*)create_l3msg(CC_SUSPEND | REQUEST, MT_SUSPEND, bc?bc->l3_id:-1, sizeof(SUSPEND_t) ,nt); suspend=(SUSPEND_t*)((msg->data+HEADER_LEN)); #ifdef DEBUG printf("Building SUSPEND Msg\n"); #endif return msg; } static void parse_resume (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { #ifdef DEBUG printf("Parsing RESUME Msg\n"); #endif } static msg_t *build_resume (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; RESUME_t *resume; msg_t *msg =(msg_t*)create_l3msg(CC_RESUME | REQUEST, MT_RESUME, bc?bc->l3_id:-1, sizeof(RESUME_t) ,nt); resume=(RESUME_t*)((msg->data+HEADER_LEN)); #ifdef DEBUG printf("Building RESUME Msg\n"); #endif return msg; } static void parse_hold_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { #ifdef DEBUG printf("Parsing HOLD_ACKNOWLEDGE Msg\n"); #endif } static msg_t *build_hold_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; HOLD_ACKNOWLEDGE_t *hold_acknowledge; msg_t *msg =(msg_t*)create_l3msg(CC_HOLD_ACKNOWLEDGE | REQUEST, MT_HOLD_ACKNOWLEDGE, bc?bc->l3_id:-1, sizeof(HOLD_ACKNOWLEDGE_t) ,nt); hold_acknowledge=(HOLD_ACKNOWLEDGE_t*)((msg->data+HEADER_LEN)); #ifdef DEBUG printf("Building HOLD_ACKNOWLEDGE Msg\n"); #endif return msg; } static void parse_suspend_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { #ifdef DEBUG printf("Parsing SUSPEND_ACKNOWLEDGE Msg\n"); #endif } static msg_t *build_suspend_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; SUSPEND_ACKNOWLEDGE_t *suspend_acknowledge; msg_t *msg =(msg_t*)create_l3msg(CC_SUSPEND_ACKNOWLEDGE | REQUEST, MT_SUSPEND_ACKNOWLEDGE, bc?bc->l3_id:-1, sizeof(SUSPEND_ACKNOWLEDGE_t) ,nt); suspend_acknowledge=(SUSPEND_ACKNOWLEDGE_t*)((msg->data+HEADER_LEN)); #ifdef DEBUG printf("Building SUSPEND_ACKNOWLEDGE Msg\n"); #endif return msg; } static void parse_resume_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { #ifdef DEBUG printf("Parsing RESUME_ACKNOWLEDGE Msg\n"); #endif } static msg_t *build_resume_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; RESUME_ACKNOWLEDGE_t *resume_acknowledge; msg_t *msg =(msg_t*)create_l3msg(CC_RESUME_ACKNOWLEDGE | REQUEST, MT_RESUME_ACKNOWLEDGE, bc?bc->l3_id:-1, sizeof(RESUME_ACKNOWLEDGE_t) ,nt); resume_acknowledge=(RESUME_ACKNOWLEDGE_t*)((msg->data+HEADER_LEN)); #ifdef DEBUG printf("Building RESUME_ACKNOWLEDGE Msg\n"); #endif return msg; } static void parse_hold_reject (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { #ifdef DEBUG printf("Parsing HOLD_REJECT Msg\n"); #endif } static msg_t *build_hold_reject (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; HOLD_REJECT_t *hold_reject; msg_t *msg =(msg_t*)create_l3msg(CC_HOLD_REJECT | REQUEST, MT_HOLD_REJECT, bc?bc->l3_id:-1, sizeof(HOLD_REJECT_t) ,nt); hold_reject=(HOLD_REJECT_t*)((msg->data+HEADER_LEN)); #ifdef DEBUG printf("Building HOLD_REJECT Msg\n"); #endif return msg; } static void parse_retrieve (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { #ifdef DEBUG printf("Parsing RETRIEVE Msg\n"); #endif } static msg_t *build_retrieve (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; RETRIEVE_t *retrieve; msg_t *msg =(msg_t*)create_l3msg(CC_RETRIEVE | REQUEST, MT_RETRIEVE, bc?bc->l3_id:-1, sizeof(RETRIEVE_t) ,nt); retrieve=(RETRIEVE_t*)((msg->data+HEADER_LEN)); #ifdef DEBUG printf("Building RETRIEVE Msg\n"); #endif return msg; } static void parse_retrieve_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { #ifdef DEBUG printf("Parsing RETRIEVE_ACKNOWLEDGE Msg\n"); #endif } static msg_t *build_retrieve_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; RETRIEVE_ACKNOWLEDGE_t *retrieve_acknowledge; msg_t *msg =(msg_t*)create_l3msg(CC_RETRIEVE_ACKNOWLEDGE | REQUEST, MT_RETRIEVE_ACKNOWLEDGE, bc?bc->l3_id:-1, sizeof(RETRIEVE_ACKNOWLEDGE_t) ,nt); retrieve_acknowledge=(RETRIEVE_ACKNOWLEDGE_t*)((msg->data+HEADER_LEN)); enc_ie_channel_id(&retrieve_acknowledge->CHANNEL_ID, msg, 1, bc->channel, nt,bc); #ifdef DEBUG printf("Building RETRIEVE_ACKNOWLEDGE Msg\n"); #endif return msg; } static void parse_retrieve_reject (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { #ifdef DEBUG printf("Parsing RETRIEVE_REJECT Msg\n"); #endif } static msg_t *build_retrieve_reject (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; RETRIEVE_REJECT_t *retrieve_reject; msg_t *msg =(msg_t*)create_l3msg(CC_RETRIEVE_REJECT | REQUEST, MT_RETRIEVE_REJECT, bc?bc->l3_id:-1, sizeof(RETRIEVE_REJECT_t) ,nt); retrieve_reject=(RETRIEVE_REJECT_t*)((msg->data+HEADER_LEN)); #ifdef DEBUG printf("Building RETRIEVE_REJECT Msg\n"); #endif return msg; } static void parse_disconnect (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; DISCONNECT_t *disconnect=(DISCONNECT_t*)((unsigned long)(msg->data+HEADER_LEN)); int location; int cause; dec_ie_cause(disconnect->CAUSE, (Q931_info_t *)(disconnect), &location, &cause, nt,bc); if (cause>0) bc->cause=cause; dec_ie_progress(disconnect->PROGRESS, (Q931_info_t *)disconnect, &bc->progress_coding, &bc->progress_location, &bc->progress_indicator, nt, bc); #ifdef DEBUG printf("Parsing DISCONNECT Msg\n"); #endif } static msg_t *build_disconnect (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; DISCONNECT_t *disconnect; msg_t *msg =(msg_t*)create_l3msg(CC_DISCONNECT | REQUEST, MT_DISCONNECT, bc?bc->l3_id:-1, sizeof(DISCONNECT_t) ,nt); disconnect=(DISCONNECT_t*)((msg->data+HEADER_LEN)); enc_ie_cause(&disconnect->CAUSE, msg, (nt)?1:0, bc->out_cause,nt,bc); if (nt) enc_ie_progress(&disconnect->PROGRESS, msg, 0, nt?1:5, 8 ,nt,bc); if (bc->uulen) { int protocol=4; enc_ie_useruser(&disconnect->USER_USER, msg, protocol, bc->uu, bc->uulen, nt,bc); cb_log(1,bc->port,"ENCODING USERUESRINFO:%s\n",bc->uu); } #ifdef DEBUG printf("Building DISCONNECT Msg\n"); #endif return msg; } static void parse_restart (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; RESTART_t *restart=(RESTART_t*)((unsigned long)(msg->data+HEADER_LEN)); struct misdn_stack *stack=get_stack_by_bc(bc); #ifdef DEBUG printf("Parsing RESTART Msg\n"); #endif { int exclusive; dec_ie_channel_id(restart->CHANNEL_ID, (Q931_info_t *)restart, &exclusive, &bc->restart_channel, nt,bc); cb_log(3, stack->port, "CC_RESTART Request on channel:%d on this port.\n", bc->restart_channel); } } static msg_t *build_restart (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; RESTART_t *restart; msg_t *msg =(msg_t*)create_l3msg(CC_RESTART | REQUEST, MT_RESTART, bc?bc->l3_id:-1, sizeof(RESTART_t) ,nt); restart=(RESTART_t*)((msg->data+HEADER_LEN)); #ifdef DEBUG printf("Building RESTART Msg\n"); #endif enc_ie_channel_id(&restart->CHANNEL_ID, msg, 1,bc->channel, nt,bc); enc_ie_restart_ind(&restart->RESTART_IND, msg, 0x80, nt, bc); cb_log(0,bc->port, "Restarting channel %d\n", bc->channel); return msg; } static void parse_release (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; RELEASE_t *release=(RELEASE_t*)((unsigned long)(msg->data+HEADER_LEN)); int location; int cause; dec_ie_cause(release->CAUSE, (Q931_info_t *)(release), &location, &cause, nt,bc); if (cause>0) bc->cause=cause; #ifdef DEBUG printf("Parsing RELEASE Msg\n"); #endif } static msg_t *build_release (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; RELEASE_t *release; msg_t *msg =(msg_t*)create_l3msg(CC_RELEASE | REQUEST, MT_RELEASE, bc?bc->l3_id:-1, sizeof(RELEASE_t) ,nt); release=(RELEASE_t*)((msg->data+HEADER_LEN)); if (bc->out_cause>= 0) enc_ie_cause(&release->CAUSE, msg, nt?1:0, bc->out_cause, nt,bc); if (bc->uulen) { int protocol=4; enc_ie_useruser(&release->USER_USER, msg, protocol, bc->uu, bc->uulen, nt,bc); cb_log(1,bc->port,"ENCODING USERUESRINFO:%s\n",bc->uu); } #ifdef DEBUG printf("Building RELEASE Msg\n"); #endif return msg; } static void parse_release_complete (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; RELEASE_COMPLETE_t *release_complete=(RELEASE_COMPLETE_t*)((unsigned long)(msg->data+HEADER_LEN)); int location; int cause; iframe_t *frm = (iframe_t*) msg->data; struct misdn_stack *stack=get_stack_by_bc(bc); mISDNuser_head_t *hh; hh=(mISDNuser_head_t*)msg->data; /*hh=(mISDN_head_t*)msg->data; mISDN_head_t *hh;*/ if (nt) { if (hh->prim == (CC_RELEASE_COMPLETE|CONFIRM)) { cb_log(0, stack->port, "CC_RELEASE_COMPLETE|CONFIRM [NT] \n"); return; } } else { if (frm->prim == (CC_RELEASE_COMPLETE|CONFIRM)) { cb_log(0, stack->port, "CC_RELEASE_COMPLETE|CONFIRM [TE] \n"); return; } } dec_ie_cause(release_complete->CAUSE, (Q931_info_t *)(release_complete), &location, &cause, nt,bc); if (cause>0) bc->cause=cause; #ifdef DEBUG printf("Parsing RELEASE_COMPLETE Msg\n"); #endif } static msg_t *build_release_complete (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; RELEASE_COMPLETE_t *release_complete; msg_t *msg =(msg_t*)create_l3msg(CC_RELEASE_COMPLETE | REQUEST, MT_RELEASE_COMPLETE, bc?bc->l3_id:-1, sizeof(RELEASE_COMPLETE_t) ,nt); release_complete=(RELEASE_COMPLETE_t*)((msg->data+HEADER_LEN)); enc_ie_cause(&release_complete->CAUSE, msg, nt?1:0, bc->out_cause, nt,bc); if (bc->uulen) { int protocol=4; enc_ie_useruser(&release_complete->USER_USER, msg, protocol, bc->uu, bc->uulen, nt,bc); cb_log(1,bc->port,"ENCODING USERUESRINFO:%s\n",bc->uu); } #ifdef DEBUG printf("Building RELEASE_COMPLETE Msg\n"); #endif return msg; } static void parse_facility (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt ? mISDNUSER_HEAD_SIZE : mISDN_HEADER_LEN; FACILITY_t *facility = (FACILITY_t*)(msg->data+HEADER_LEN); Q931_info_t *qi = (Q931_info_t*)(msg->data+HEADER_LEN); unsigned char *p = NULL; int err; #ifdef DEBUG printf("Parsing FACILITY Msg\n"); #endif if (!bc->nt) { if (qi->QI_ELEMENT(facility)) p = (unsigned char *)qi + sizeof(Q931_info_t) + qi->QI_ELEMENT(facility) + 1; } else { p = facility->FACILITY; } if (!p) return; err = decodeFac(p, &(bc->fac_in)); if (err) { cb_log(1, bc->port, "Decoding FACILITY failed! (%d)\n", err); } } static msg_t *build_facility (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int len, HEADER_LEN = nt ? mISDNUSER_HEAD_SIZE : mISDN_HEADER_LEN; unsigned char *ie_fac, fac_tmp[256]; msg_t *msg =(msg_t*)create_l3msg(CC_FACILITY | REQUEST, MT_FACILITY, bc?bc->l3_id:-1, sizeof(FACILITY_t) ,nt); FACILITY_t *facility = (FACILITY_t*)(msg->data+HEADER_LEN); Q931_info_t *qi; #ifdef DEBUG printf("Building FACILITY Msg\n"); #endif len = encodeFac(fac_tmp, &(bc->fac_out)); if (len <= 0) return NULL; ie_fac = msg_put(msg, len); if (bc->nt) { facility->FACILITY = ie_fac + 1; } else { qi = (Q931_info_t *)(msg->data + mISDN_HEADER_LEN); qi->QI_ELEMENT(facility) = ie_fac - (unsigned char *)qi - sizeof(Q931_info_t); } memcpy(ie_fac, fac_tmp, len); if (*bc->display) { printf("Sending %s as Display\n", bc->display); enc_ie_display(&facility->DISPLAY, msg, bc->display, nt,bc); } return msg; } static void parse_notify (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { #ifdef DEBUG printf("Parsing NOTIFY Msg\n"); #endif } static msg_t *build_notify (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; NOTIFY_t *notify; msg_t *msg =(msg_t*)create_l3msg(CC_NOTIFY | REQUEST, MT_NOTIFY, bc?bc->l3_id:-1, sizeof(NOTIFY_t) ,nt); notify=(NOTIFY_t*)((msg->data+HEADER_LEN)); #ifdef DEBUG printf("Building NOTIFY Msg\n"); #endif return msg; } static void parse_status_enquiry (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { #ifdef DEBUG printf("Parsing STATUS_ENQUIRY Msg\n"); #endif } static msg_t *build_status_enquiry (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; STATUS_ENQUIRY_t *status_enquiry; msg_t *msg =(msg_t*)create_l3msg(CC_STATUS_ENQUIRY | REQUEST, MT_STATUS_ENQUIRY, bc?bc->l3_id:-1, sizeof(STATUS_ENQUIRY_t) ,nt); status_enquiry=(STATUS_ENQUIRY_t*)((msg->data+HEADER_LEN)); #ifdef DEBUG printf("Building STATUS_ENQUIRY Msg\n"); #endif return msg; } static void parse_information (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; INFORMATION_t *information=(INFORMATION_t*)((unsigned long)(msg->data+HEADER_LEN)); { int type, plan; char number[32]; char keypad[32]; dec_ie_called_pn(information->CALLED_PN, (Q931_info_t *)information, &type, &plan, number, sizeof(number)-1, nt, bc); dec_ie_keypad(information->KEYPAD, (Q931_info_t *)information, keypad, sizeof(keypad)-1, nt, bc); strcpy(bc->info_dad, number); strcpy(bc->keypad,keypad); } #ifdef DEBUG printf("Parsing INFORMATION Msg\n"); #endif } static msg_t *build_information (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; INFORMATION_t *information; msg_t *msg =(msg_t*)create_l3msg(CC_INFORMATION | REQUEST, MT_INFORMATION, bc?bc->l3_id:-1, sizeof(INFORMATION_t) ,nt); information=(INFORMATION_t*)((msg->data+HEADER_LEN)); { enc_ie_called_pn(&information->CALLED_PN, msg, 0, 1, bc->info_dad, nt,bc); } { if (*bc->display) { printf("Sending %s as Display\n", bc->display); enc_ie_display(&information->DISPLAY, msg, bc->display, nt,bc); } } #ifdef DEBUG printf("Building INFORMATION Msg\n"); #endif return msg; } static void parse_status (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; STATUS_t *status=(STATUS_t*)((unsigned long)(msg->data+HEADER_LEN)); int location; int cause; dec_ie_cause(status->CAUSE, (Q931_info_t *)(status), &location, &cause, nt,bc); if (cause>0) bc->cause=cause; ; #ifdef DEBUG printf("Parsing STATUS Msg\n"); #endif } static msg_t *build_status (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; STATUS_t *status; msg_t *msg =(msg_t*)create_l3msg(CC_STATUS | REQUEST, MT_STATUS, bc?bc->l3_id:-1, sizeof(STATUS_t) ,nt); status=(STATUS_t*)((msg->data+HEADER_LEN)); #ifdef DEBUG printf("Building STATUS Msg\n"); #endif return msg; } static void parse_timeout (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { #ifdef DEBUG printf("Parsing STATUS Msg\n"); #endif } static msg_t *build_timeout (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) { int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; STATUS_t *status; msg_t *msg =(msg_t*)create_l3msg(CC_STATUS | REQUEST, MT_STATUS, bc?bc->l3_id:-1, sizeof(STATUS_t) ,nt); status=(STATUS_t*)((msg->data+HEADER_LEN)); #ifdef DEBUG printf("Building STATUS Msg\n"); #endif return msg; } /************************************/ /** Msg Array **/ struct isdn_msg msgs_g[] = { {CC_PROCEEDING,L3,EVENT_PROCEEDING, parse_proceeding,build_proceeding, "PROCEEDING"}, {CC_ALERTING,L3,EVENT_ALERTING, parse_alerting,build_alerting, "ALERTING"}, {CC_PROGRESS,L3,EVENT_PROGRESS, parse_progress,build_progress, "PROGRESS"}, {CC_SETUP,L3,EVENT_SETUP, parse_setup,build_setup, "SETUP"}, {CC_CONNECT,L3,EVENT_CONNECT, parse_connect,build_connect, "CONNECT"}, {CC_SETUP_ACKNOWLEDGE,L3,EVENT_SETUP_ACKNOWLEDGE, parse_setup_acknowledge,build_setup_acknowledge, "SETUP_ACKNOWLEDGE"}, {CC_CONNECT_ACKNOWLEDGE ,L3,EVENT_CONNECT_ACKNOWLEDGE , parse_connect_acknowledge ,build_connect_acknowledge, "CONNECT_ACKNOWLEDGE "}, {CC_USER_INFORMATION,L3,EVENT_USER_INFORMATION, parse_user_information,build_user_information, "USER_INFORMATION"}, {CC_SUSPEND_REJECT,L3,EVENT_SUSPEND_REJECT, parse_suspend_reject,build_suspend_reject, "SUSPEND_REJECT"}, {CC_RESUME_REJECT,L3,EVENT_RESUME_REJECT, parse_resume_reject,build_resume_reject, "RESUME_REJECT"}, {CC_HOLD,L3,EVENT_HOLD, parse_hold,build_hold, "HOLD"}, {CC_SUSPEND,L3,EVENT_SUSPEND, parse_suspend,build_suspend, "SUSPEND"}, {CC_RESUME,L3,EVENT_RESUME, parse_resume,build_resume, "RESUME"}, {CC_HOLD_ACKNOWLEDGE,L3,EVENT_HOLD_ACKNOWLEDGE, parse_hold_acknowledge,build_hold_acknowledge, "HOLD_ACKNOWLEDGE"}, {CC_SUSPEND_ACKNOWLEDGE,L3,EVENT_SUSPEND_ACKNOWLEDGE, parse_suspend_acknowledge,build_suspend_acknowledge, "SUSPEND_ACKNOWLEDGE"}, {CC_RESUME_ACKNOWLEDGE,L3,EVENT_RESUME_ACKNOWLEDGE, parse_resume_acknowledge,build_resume_acknowledge, "RESUME_ACKNOWLEDGE"}, {CC_HOLD_REJECT,L3,EVENT_HOLD_REJECT, parse_hold_reject,build_hold_reject, "HOLD_REJECT"}, {CC_RETRIEVE,L3,EVENT_RETRIEVE, parse_retrieve,build_retrieve, "RETRIEVE"}, {CC_RETRIEVE_ACKNOWLEDGE,L3,EVENT_RETRIEVE_ACKNOWLEDGE, parse_retrieve_acknowledge,build_retrieve_acknowledge, "RETRIEVE_ACKNOWLEDGE"}, {CC_RETRIEVE_REJECT,L3,EVENT_RETRIEVE_REJECT, parse_retrieve_reject,build_retrieve_reject, "RETRIEVE_REJECT"}, {CC_DISCONNECT,L3,EVENT_DISCONNECT, parse_disconnect,build_disconnect, "DISCONNECT"}, {CC_RESTART,L3,EVENT_RESTART, parse_restart,build_restart, "RESTART"}, {CC_RELEASE,L3,EVENT_RELEASE, parse_release,build_release, "RELEASE"}, {CC_RELEASE_COMPLETE,L3,EVENT_RELEASE_COMPLETE, parse_release_complete,build_release_complete, "RELEASE_COMPLETE"}, {CC_FACILITY,L3,EVENT_FACILITY, parse_facility,build_facility, "FACILITY"}, {CC_NOTIFY,L3,EVENT_NOTIFY, parse_notify,build_notify, "NOTIFY"}, {CC_STATUS_ENQUIRY,L3,EVENT_STATUS_ENQUIRY, parse_status_enquiry,build_status_enquiry, "STATUS_ENQUIRY"}, {CC_INFORMATION,L3,EVENT_INFORMATION, parse_information,build_information, "INFORMATION"}, {CC_STATUS,L3,EVENT_STATUS, parse_status,build_status, "STATUS"}, {CC_TIMEOUT,L3,EVENT_TIMEOUT, parse_timeout,build_timeout, "TIMEOUT"}, {0,0,0,NULL,NULL,NULL} }; #define msgs_max (sizeof(msgs_g)/sizeof(struct isdn_msg)) /** INTERFACE FCTS ***/ int isdn_msg_get_index(struct isdn_msg msgs[], msg_t *msg, int nt) { int i; if (nt){ mISDNuser_head_t *hh = (mISDNuser_head_t*)msg->data; for (i=0; i< msgs_max -1; i++) { if ( (hh->prim&COMMAND_MASK)==(msgs[i].misdn_msg&COMMAND_MASK)) return i; } } else { iframe_t *frm = (iframe_t*)msg->data; for (i=0; i< msgs_max -1; i++) if ( (frm->prim&COMMAND_MASK)==(msgs[i].misdn_msg&COMMAND_MASK)) return i; } return -1; } int isdn_msg_get_index_by_event(struct isdn_msg msgs[], enum event_e event, int nt) { int i; for (i=0; i< msgs_max; i++) if ( event == msgs[i].event) return i; cb_log(10,0, "get_index: event not found!\n"); return -1; } enum event_e isdn_msg_get_event(struct isdn_msg msgs[], msg_t *msg, int nt) { int i=isdn_msg_get_index(msgs, msg, nt); if(i>=0) return msgs[i].event; return EVENT_UNKNOWN; } char * isdn_msg_get_info(struct isdn_msg msgs[], msg_t *msg, int nt) { int i=isdn_msg_get_index(msgs, msg, nt); if(i>=0) return msgs[i].info; return NULL; } char EVENT_CLEAN_INFO[] = "CLEAN_UP"; char EVENT_DTMF_TONE_INFO[] = "DTMF_TONE"; char EVENT_NEW_L3ID_INFO[] = "NEW_L3ID"; char EVENT_NEW_BC_INFO[] = "NEW_BC"; char EVENT_PORT_ALARM_INFO[] = "ALARM"; char EVENT_NEW_CHANNEL_INFO[] = "NEW_CHANNEL"; char EVENT_BCHAN_DATA_INFO[] = "BCHAN_DATA"; char EVENT_BCHAN_ACTIVATED_INFO[] = "BCHAN_ACTIVATED"; char EVENT_TONE_GENERATE_INFO[] = "TONE_GENERATE"; char EVENT_BCHAN_ERROR_INFO[] = "BCHAN_ERROR"; char * isdn_get_info(struct isdn_msg msgs[], enum event_e event, int nt) { int i=isdn_msg_get_index_by_event(msgs, event, nt); if(i>=0) return msgs[i].info; if (event == EVENT_CLEANUP) return EVENT_CLEAN_INFO; if (event == EVENT_DTMF_TONE) return EVENT_DTMF_TONE_INFO; if (event == EVENT_NEW_L3ID) return EVENT_NEW_L3ID_INFO; if (event == EVENT_NEW_BC) return EVENT_NEW_BC_INFO; if (event == EVENT_NEW_CHANNEL) return EVENT_NEW_CHANNEL_INFO; if (event == EVENT_BCHAN_DATA) return EVENT_BCHAN_DATA_INFO; if (event == EVENT_BCHAN_ACTIVATED) return EVENT_BCHAN_ACTIVATED_INFO; if (event == EVENT_TONE_GENERATE) return EVENT_TONE_GENERATE_INFO; if (event == EVENT_PORT_ALARM) return EVENT_PORT_ALARM_INFO; if (event == EVENT_BCHAN_ERROR) return EVENT_BCHAN_ERROR_INFO; return NULL; } int isdn_msg_parse_event(struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) { int i=isdn_msg_get_index(msgs, msg, nt); if(i<0) return -1; msgs[i].msg_parser(msgs, msg, bc, nt); return 0; } msg_t * isdn_msg_build_event(struct isdn_msg msgs[], struct misdn_bchannel *bc, enum event_e event, int nt) { int i=isdn_msg_get_index_by_event(msgs, event, nt); if(i<0) return NULL; return msgs[i].msg_builder(msgs, bc, nt); }