isdn_lib.c File Reference
Interface to mISDN. More...
#include <syslog.h>#include <sys/time.h>#include <mISDNuser/isdn_debug.h>#include "isdn_lib_intern.h"#include "isdn_lib.h"#include "asterisk/causes.h"#include <mISDNuser/net_l2.h>#include <mISDNuser/tone.h>#include <unistd.h>#include <semaphore.h>#include <pthread.h>#include <signal.h>
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Data Structures | |
| struct | misdn_lib |
Defines | |
| #define | ARRAY_LEN(a) (sizeof(a) / sizeof(a[0])) |
| #define | ECHOCAN_OFF 124 |
| #define | ECHOCAN_ON 123 |
| #define | ISDN_PID_L3_B_USER 0x430000ff |
| #define | ISDN_PID_L4_B_USER 0x440000ff |
| #define | MAXPROCS 0x100 |
| #define | MISDN_DEBUG 0 |
| #define | MISDN_DSP |
| #define | MISDN_GEN_SILENCE |
| #define | MISDN_IBUF_SIZE 512 |
| #define | RETURN(a, b) {retval=a; goto b;} |
| #define | TONE_ALERT_CNT 41 |
| #define | TONE_ALERT_SILENCE_CNT 200 |
| #define | TONE_BUSY_CNT 20 |
| #define | TONE_BUSY_SILENCE_CNT 48 |
Enumerations | |
| enum | global_states { MISDN_INITIALIZING, MISDN_INITIALIZED } |
Functions | |
| static void | bc_next_state_change (struct misdn_bchannel *bc, enum bchannel_state state) |
| char * | bc_state2str (enum bchannel_state state) |
| void | bc_state_change (struct misdn_bchannel *bc, enum bchannel_state state) |
| int | bchdev_echocancel_activate (struct misdn_bchannel *dev) |
| void | bchdev_echocancel_deactivate (struct misdn_bchannel *dev) |
| static char * | bearer2str (int cap) |
| static int | clean_up_bc (struct misdn_bchannel *bc) |
| static void | clear_l3 (struct misdn_stack *stack) |
| static msg_t * | create_l2msg (int prim, int dinfo, int size) |
| msg_t * | create_l3msg (int prim, int mt, int dinfo, int size, int ntmode) |
| static int | create_process (int midev, struct misdn_bchannel *bc) |
| static int | do_tone (struct misdn_bchannel *bc, int len) |
| static void | dump_chan_list (struct misdn_stack *stack) |
| void | ec_chunk (struct misdn_bchannel *bc, unsigned char *rxchunk, unsigned char *txchunk, int chunk_size) |
| static void | empty_bc (struct misdn_bchannel *bc) |
| static int | empty_chan_in_stack (struct misdn_stack *stack, int channel) |
| static const char * | fac2str (enum FacFunction facility) |
| static msg_t * | fetch_msg (int midev) |
| static struct misdn_bchannel * | find_bc_by_addr (unsigned long addr) |
| static struct misdn_bchannel * | find_bc_by_channel (int port, int channel) |
| static struct misdn_bchannel * | find_bc_by_confid (unsigned long confid) |
| struct misdn_bchannel * | find_bc_by_l3id (struct misdn_stack *stack, unsigned long l3id) |
| static struct misdn_bchannel * | find_bc_by_masked_l3id (struct misdn_stack *stack, unsigned long l3id, unsigned long mask) |
| static int | find_free_chan_in_stack (struct misdn_stack *stack, struct misdn_bchannel *bc, int channel, int dec) |
| static struct misdn_stack * | find_stack_by_addr (int addr) |
| static struct misdn_stack * | find_stack_by_mgr (manager_t *mgr_nt) |
| static struct misdn_stack * | find_stack_by_port (int port) |
| static char * | flip_buf_bits (char *buf, int len) |
| struct misdn_stack * | get_misdn_stack (void) |
| void | get_show_stack_details (int port, char *buf) |
| struct misdn_stack * | get_stack_by_bc (struct misdn_bchannel *bc) |
| static int | handle_bchan (msg_t *msg) |
| static int | handle_cr (struct misdn_stack *stack, iframe_t *frm) |
| static int | handle_err (msg_t *msg) |
| static int | handle_event (struct misdn_bchannel *bc, enum event_e event, iframe_t *frm) |
| static int | handle_event_nt (void *dat, void *arg) |
| static int | handle_frm (msg_t *msg) |
| static int | handle_frm_nt (msg_t *msg) |
| static int | handle_l1 (msg_t *msg) |
| static int | handle_l2 (msg_t *msg) |
| static int | handle_mgmt (msg_t *msg) |
| static int | handle_timers (msg_t *msg) |
| static int | init_bc (struct misdn_stack *stack, struct misdn_bchannel *bc, int midev, int port, int bidx, char *msn, int firsttime) |
| static void | init_flip_bits (void) |
| void | isdn_lib_stop_dtmf (struct misdn_bchannel *bc) |
| void | isdn_lib_update_ec (struct misdn_bchannel *bc) |
| void | isdn_lib_update_rxgain (struct misdn_bchannel *bc) |
| void | isdn_lib_update_txgain (struct misdn_bchannel *bc) |
| void | manager_bchannel_activate (struct misdn_bchannel *bc) |
| void | manager_bchannel_cleanup (struct misdn_bchannel *bc) |
| void | manager_bchannel_deactivate (struct misdn_bchannel *bc) |
| void | manager_bchannel_setup (struct misdn_bchannel *bc) |
| void | manager_clean_bc (struct misdn_bchannel *bc) |
| void | manager_ec_disable (struct misdn_bchannel *bc) |
| void | manager_ec_enable (struct misdn_bchannel *bc) |
| static void | manager_event_handler (void *arg) |
| struct misdn_bchannel * | manager_find_bc_by_pid (int pid) |
| char * | manager_isdn_get_info (enum event_e event) |
| int | manager_isdn_handler (iframe_t *frm, msg_t *msg) |
| void | manager_ph_control (struct misdn_bchannel *bc, int c1, int c2) |
| void | manager_ph_control_block (struct misdn_bchannel *bc, int c1, void *c2, int c2_len) |
| int | misdn_cap_is_speech (int cap) |
| void | misdn_dump_chanlist (void) |
| int | misdn_inband_avail (struct misdn_bchannel *bc) |
| void | misdn_join_conf (struct misdn_bchannel *bc, int conf_id) |
| void | misdn_lib_bridge (struct misdn_bchannel *bc1, struct misdn_bchannel *bc2) |
| void | misdn_lib_destroy (void) |
| void | misdn_lib_echo (struct misdn_bchannel *bc, int onoff) |
| struct misdn_bchannel * | misdn_lib_find_held_bc (int port, int l3_id) |
| Find a held call's B channel record. | |
| struct misdn_bchannel * | misdn_lib_get_free_bc (int port, int channel, int inout, int dec) |
| static int | misdn_lib_get_l1_down (struct misdn_stack *stack) |
| static int | misdn_lib_get_l1_up (struct misdn_stack *stack) |
| static int | misdn_lib_get_l2_down (struct misdn_stack *stack) |
| int | misdn_lib_get_l2_up (struct misdn_stack *stack) |
| int | misdn_lib_get_maxchans (int port) |
| int | misdn_lib_get_port_down (int port) |
| int | misdn_lib_get_port_info (int port) |
| int | misdn_lib_get_port_up (int port) |
| static int | misdn_lib_get_short_status (struct misdn_stack *stack) |
| int | misdn_lib_init (char *portlist, struct misdn_lib_iface *iface, void *user_data) |
| int | misdn_lib_is_port_blocked (int port) |
| int | misdn_lib_is_ptp (int port) |
| static void | misdn_lib_isdn_event_catcher (void *arg) |
| void | misdn_lib_isdn_l1watcher (int port) |
| void | misdn_lib_log_ies (struct misdn_bchannel *bc) |
| int | misdn_lib_maxports_get (void) |
| void | misdn_lib_nt_debug_init (int flags, char *file) |
| void | misdn_lib_nt_keepcalls (int kc) |
| int | misdn_lib_pid_restart (int pid) |
| int | misdn_lib_port_block (int port) |
| int | misdn_lib_port_is_nt (int port) |
| int | misdn_lib_port_is_pri (int port) |
| int | misdn_lib_port_restart (int port) |
| int | misdn_lib_port_unblock (int port) |
| int | misdn_lib_port_up (int port, int check) |
| void | misdn_lib_reinit_nt_stack (int port) |
| void | misdn_lib_release (struct misdn_bchannel *bc) |
| int | misdn_lib_send_event (struct misdn_bchannel *bc, enum event_e event) |
| int | misdn_lib_send_restart (int port, int channel) |
| void | misdn_lib_send_tone (struct misdn_bchannel *bc, enum tone_e tone) |
| void | misdn_lib_setup_bc (struct misdn_bchannel *bc) |
| void | misdn_lib_split_bridge (struct misdn_bchannel *bc1, struct misdn_bchannel *bc2) |
| void | misdn_lib_tone_generator_start (struct misdn_bchannel *bc) |
| void | misdn_lib_tone_generator_stop (struct misdn_bchannel *bc) |
| int | misdn_lib_tx2misdn_frm (struct misdn_bchannel *bc, void *data, int len) |
| void | misdn_make_dummy (struct misdn_bchannel *dummybc, int port, int l3id, int nt, int channel) |
| static void | misdn_send_lock (struct misdn_bchannel *bc) |
| static void | misdn_send_unlock (struct misdn_bchannel *bc) |
| void | misdn_split_conf (struct misdn_bchannel *bc, int conf_id) |
| void | misdn_tx_jitter (struct misdn_bchannel *bc, int len) |
| static void | prepare_bc (struct misdn_bchannel *bc, int channel) |
| int | queue_cleanup_bc (struct misdn_bchannel *bc) |
| int | release_cr (struct misdn_stack *stack, mISDNuser_head_t *hh) |
| static int | send_msg (int midev, struct misdn_bchannel *bc, msg_t *dmsg) |
| static int | set_chan_in_stack (struct misdn_stack *stack, int channel) |
| int | setup_bc (struct misdn_bchannel *bc) |
| static void | stack_destroy (struct misdn_stack *stack) |
| void | stack_holder_add (struct misdn_stack *stack, struct misdn_bchannel *holder) |
| struct misdn_bchannel * | stack_holder_find (struct misdn_stack *stack, unsigned long l3id) |
| void | stack_holder_remove (struct misdn_stack *stack, struct misdn_bchannel *holder) |
| static struct misdn_stack * | stack_init (int midev, int port, int ptp) |
| void | te_lib_destroy (int midev) |
| int | te_lib_init (void) |
| static int | test_inuse (struct misdn_bchannel *bc) |
Variables | |
| enum event_response_e(* | cb_event )(enum event_e event, struct misdn_bchannel *bc, void *user_data) |
| int(* | cb_jb_empty )(struct misdn_bchannel *bc, char *buffer, int len) |
| void(* | cb_log )(int level, int port, char *tmpl,...) |
| static int | entity |
| static char | flip_table [256] |
| static struct misdn_lib * | glob_mgr |
| static enum global_states | global_state = MISDN_INITIALIZING |
| static sem_t | handler_started |
| struct isdn_msg | msgs_g [] |
| static int | mypid = 1 |
| static int | new_te_id = 0 |
| static int | nt_err_cnt = 0 |
| static char | tone_425_flip [TONE_425_SIZE] |
| static char | tone_silence_flip [TONE_SILENCE_SIZE] |
Detailed Description
Interface to mISDN.
Definition in file isdn_lib.c.
Define Documentation
| #define ARRAY_LEN | ( | a | ) | (sizeof(a) / sizeof(a[0])) |
Definition at line 40 of file isdn_lib.c.
Referenced by __ast_cli_generator(), __ast_mm_init(), __ast_register_translator(), __init_manager(), __unload_module(), _sip_show_peer(), add_publish_event(), add_subscribe_event(), adpcm_sample(), ais_clm_show_members(), ais_err2str(), alarm2str(), alaw_sample(), ast_ais_clm_load_module(), ast_ais_clm_unload_module(), ast_ais_evt_load_module(), ast_best_codec(), ast_builtins_init(), ast_cause2str(), ast_channels_init(), ast_cli_netstats(), ast_codec2str(), ast_codec_choose(), ast_codec_pref_append(), ast_codec_pref_getsize(), ast_codec_pref_prepend(), ast_codec_pref_remove(), ast_codec_pref_setsize(), ast_describe_caller_presentation(), ast_dsp_prog_reset(), ast_dsp_set_call_progress_zone(), ast_event_cmp(), ast_event_str_to_event_type(), ast_event_str_to_ie_type(), ast_expand_codec_alias(), ast_extension_state2str(), ast_features_init(), ast_file_init(), ast_get_format_list(), ast_getformatbyname(), ast_getformatname(), ast_getformatname_multiple(), ast_http_init(), ast_image_init(), ast_indications_init(), ast_named_caller_presentation(), ast_parse_caller_presentation(), ast_rtp_lookup_mime_subtype(), ast_rtp_lookup_sample_rate(), ast_rtp_set_rtpmap_type_rate(), ast_str2cause(), ast_str2tos(), ast_timing_init(), ast_tos2str(), ast_tps_init(), ast_udptl_init(), ast_utils_init(), ast_xmldoc_printable(), astdb_init(), astobj2_init(), authority_to_str(), bearer2str(), cache_get_callno_locked(), cb_events(), check_blacklist(), common_exec(), complete_dpreply(), complete_ulimit(), conf_exec(), convert_attribute_name_from_ldap(), convert_attribute_name_to_ldap(), crypto_init(), devstate_cache_cb(), dump_cause(), dump_ies(), dundi_eid_zero(), dundi_ie2str(), dundi_query_read(), event2str(), fac2str(), fill_rxgain(), fill_txgain(), find_alias(), find_cache(), find_sip_method(), find_subscription_type(), ftype2mtype(), g722_sample(), g726_sample(), get_perm(), geteventbyname(), getjustifybyname(), handle_cli_iax2_show_cache(), handle_cli_iax2_show_channels(), handle_cli_ulimit(), handle_input(), handle_jack_audio(), iax_ie2str(), iax_provflags2str(), iax_showframe(), iax_str2flags(), init_framer(), init_logger(), int2strat(), jack_status_to_str(), jb_choose_impl(), load_config(), load_module(), load_pbx(), main(), mbox(), milliwatt_generate(), minivm_accmess_exec(), minivm_greet_exec(), minivm_mwi_exec(), minivm_notify_exec(), minivm_record_exec(), misdn_get_ch_state(), mute_fragment(), parkandannounce_exec(), parse_naptr(), parse_sip_options(), pbx_retrieve_variable(), process_echocancel(), process_opcode(), process_returncode(), queue_voice_frame(), register_config_cli(), resample_frame(), rotate_file(), set_queue_result(), sip_show_channel(), slin16_sample(), slin8_sample(), ss_thread(), str2desc(), str2limit(), strat2int(), strings_to_mask(), subscription_type2str(), type_to_filter_str(), ulaw_sample(), unload_module(), update_max_trunk(), xmldoc_get_syntax_type(), xmldoc_has_specialtags(), and xmldoc_parse_specialtags().
| #define ECHOCAN_OFF 124 |
Definition at line 229 of file isdn_lib.c.
Referenced by manager_ec_disable().
| #define ECHOCAN_ON 123 |
Definition at line 228 of file isdn_lib.c.
Referenced by manager_ec_enable().
| #define ISDN_PID_L3_B_USER 0x430000ff |
Definition at line 247 of file isdn_lib.c.
Referenced by setup_bc().
| #define ISDN_PID_L4_B_USER 0x440000ff |
Definition at line 248 of file isdn_lib.c.
Referenced by setup_bc().
| #define MAXPROCS 0x100 |
Definition at line 821 of file isdn_lib.c.
Referenced by create_process().
| #define MISDN_DEBUG 0 |
Definition at line 232 of file isdn_lib.c.
| #define MISDN_DSP |
| #define MISDN_GEN_SILENCE |
| #define MISDN_IBUF_SIZE 512 |
Definition at line 251 of file isdn_lib.c.
Referenced by init_bc().
| #define RETURN | ( | a, | |||
| b | ) | {retval=a; goto b;} |
Definition at line 3406 of file isdn_lib.c.
Referenced by misdn_lib_send_event().
| #define TONE_ALERT_CNT 41 |
Definition at line 254 of file isdn_lib.c.
| #define TONE_ALERT_SILENCE_CNT 200 |
Definition at line 255 of file isdn_lib.c.
| #define TONE_BUSY_CNT 20 |
Definition at line 257 of file isdn_lib.c.
| #define TONE_BUSY_SILENCE_CNT 48 |
Definition at line 258 of file isdn_lib.c.
Enumeration Type Documentation
| enum global_states |
Definition at line 191 of file isdn_lib.c.
00191 { 00192 MISDN_INITIALIZING, 00193 MISDN_INITIALIZED 00194 } ;
Function Documentation
| static void bc_next_state_change | ( | struct misdn_bchannel * | bc, | |
| enum bchannel_state | state | |||
| ) | [static] |
Definition at line 646 of file isdn_lib.c.
References bc_state2str(), cb_log, misdn_bchannel::next_bc_state, and misdn_bchannel::port.
Referenced by misdn_lib_bridge().
00647 { 00648 cb_log(5,bc->port,"BC_NEXT_STATE_CHANGE: from:%s to:%s\n", 00649 bc_state2str(bc->next_bc_state), 00650 bc_state2str(state) ); 00651 00652 bc->next_bc_state=state; 00653 }
| char* bc_state2str | ( | enum bchannel_state | state | ) |
Definition at line 597 of file isdn_lib.c.
References BCHAN_ACTIVATED, BCHAN_ACTIVE, BCHAN_BRIDGE, BCHAN_BRIDGED, BCHAN_CLEAN, BCHAN_CLEAN_REQUEST, BCHAN_CLEANED, BCHAN_EMPTY, BCHAN_ERROR, BCHAN_RELEASE, BCHAN_RELEASED, BCHAN_SETUP, BCHAN_SETUPED, and s.
Referenced by bc_next_state_change(), bc_state_change(), cb_events(), handle_bchan(), handle_err(), misdn_lib_send_event(), misdn_lib_split_bridge(), misdn_lib_tx2misdn_frm(), print_bc_info(), and setup_bc().
00597 { 00598 int i; 00599 00600 struct bchan_state_s { 00601 char *n; 00602 enum bchannel_state s; 00603 } states[] = { 00604 {"BCHAN_CLEANED", BCHAN_CLEANED }, 00605 {"BCHAN_EMPTY", BCHAN_EMPTY}, 00606 {"BCHAN_SETUP", BCHAN_SETUP}, 00607 {"BCHAN_SETUPED", BCHAN_SETUPED}, 00608 {"BCHAN_ACTIVE", BCHAN_ACTIVE}, 00609 {"BCHAN_ACTIVATED", BCHAN_ACTIVATED}, 00610 {"BCHAN_BRIDGE", BCHAN_BRIDGE}, 00611 {"BCHAN_BRIDGED", BCHAN_BRIDGED}, 00612 {"BCHAN_RELEASE", BCHAN_RELEASE}, 00613 {"BCHAN_RELEASED", BCHAN_RELEASED}, 00614 {"BCHAN_CLEAN", BCHAN_CLEAN}, 00615 {"BCHAN_CLEAN_REQUEST", BCHAN_CLEAN_REQUEST}, 00616 {"BCHAN_ERROR", BCHAN_ERROR} 00617 }; 00618 00619 for (i=0; i< sizeof(states)/sizeof(struct bchan_state_s); i++) 00620 if ( states[i].s == state) 00621 return states[i].n; 00622 00623 return "UNKNOWN"; 00624 }
| void bc_state_change | ( | struct misdn_bchannel * | bc, | |
| enum bchannel_state | state | |||
| ) |
Definition at line 626 of file isdn_lib.c.
References misdn_bchannel::bc_state, bc_state2str(), BCHAN_ACTIVATED, BCHAN_BRIDGED, BCHAN_EMPTY, cb_log, misdn_bchannel::conf_id, misdn_bchannel::l3_id, misdn_join_conf(), misdn_bchannel::next_bc_state, and misdn_bchannel::port.
Referenced by clean_up_bc(), handle_bchan(), handle_frm(), init_bc(), manager_bchannel_deactivate(), misdn_join_conf(), misdn_lib_send_event(), misdn_split_conf(), and setup_bc().
00627 { 00628 cb_log(5,bc->port,"BC_STATE_CHANGE: l3id:%x from:%s to:%s\n", 00629 bc->l3_id, 00630 bc_state2str(bc->bc_state), 00631 bc_state2str(state) ); 00632 00633 switch (state) { 00634 case BCHAN_ACTIVATED: 00635 if (bc->next_bc_state == BCHAN_BRIDGED) { 00636 misdn_join_conf(bc, bc->conf_id); 00637 bc->next_bc_state = BCHAN_EMPTY; 00638 return; 00639 } 00640 default: 00641 bc->bc_state=state; 00642 break; 00643 } 00644 }
| int bchdev_echocancel_activate | ( | struct misdn_bchannel * | dev | ) |
| void bchdev_echocancel_deactivate | ( | struct misdn_bchannel * | dev | ) |
| static char* bearer2str | ( | int | cap | ) | [static] |
Definition at line 292 of file isdn_lib.c.
References INFO_CAPABILITY_AUDIO_3_1K, INFO_CAPABILITY_DIGITAL_RESTRICTED, INFO_CAPABILITY_DIGITAL_UNRESTRICTED, and INFO_CAPABILITY_SPEECH.
Referenced by misdn_lib_log_ies().
00292 { 00293 static char *bearers[]={ 00294 "Speech", 00295 "Audio 3.1k", 00296 "Unres Digital", 00297 "Res Digital", 00298 "Unknown Bearer" 00299 }; 00300 00301 switch (cap) { 00302 case INFO_CAPABILITY_SPEECH: 00303 return bearers[0]; 00304 break; 00305 case INFO_CAPABILITY_AUDIO_3_1K: 00306 return bearers[1]; 00307 break; 00308 case INFO_CAPABILITY_DIGITAL_UNRESTRICTED: 00309 return bearers[2]; 00310 break; 00311 case INFO_CAPABILITY_DIGITAL_RESTRICTED: 00312 return bearers[3]; 00313 break; 00314 default: 00315 return bearers[4]; 00316 break; 00317 } 00318 }
| static int clean_up_bc | ( | struct misdn_bchannel * | bc | ) | [static] |
Definition at line 765 of file isdn_lib.c.
References misdn_bchannel::b_stid, misdn_bchannel::bc_state, bc_state_change(), BCHAN_CLEANED, buff, cb_log, get_stack_by_bc(), misdn_bchannel::layer_id, manager_bchannel_deactivate(), manager_ec_disable(), misdn_stack::midev, misdn_bchannel::pid, misdn_stack::port, and misdn_bchannel::port.
Referenced by clear_l3(), handle_bchan(), handle_cr(), handle_event_nt(), handle_frm(), manager_event_handler(), misdn_lib_release(), misdn_lib_send_event(), misdn_lib_send_restart(), and misdn_lib_setup_bc().
00766 { 00767 int ret=0; 00768 unsigned char buff[32]; 00769 struct misdn_stack * stack; 00770 00771 cb_log(3, bc?bc->port:0, "$$$ CLEANUP CALLED pid:%d\n", bc?bc->pid:-1); 00772 00773 if (!bc ) return -1; 00774 stack=get_stack_by_bc(bc); 00775 00776 if (!stack) return -1; 00777 00778 switch (bc->bc_state ) { 00779 case BCHAN_CLEANED: 00780 cb_log(5, stack->port, "$$$ Already cleaned up bc with stid :%x\n", bc->b_stid); 00781 return -1; 00782 00783 default: 00784 break; 00785 } 00786 00787 cb_log(2, stack->port, "$$$ Cleaning up bc with stid :%x pid:%d\n", bc->b_stid, bc->pid); 00788 00789 manager_ec_disable(bc); 00790 00791 manager_bchannel_deactivate(bc); 00792 00793 mISDN_write_frame(stack->midev, buff, bc->layer_id|FLG_MSG_TARGET|FLG_MSG_DOWN, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); 00794 00795 bc->b_stid = 0; 00796 bc_state_change(bc, BCHAN_CLEANED); 00797 00798 return ret; 00799 }
| static void clear_l3 | ( | struct misdn_stack * | stack | ) | [static] |
Definition at line 803 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::bc, cb_event, clean_up_bc(), empty_bc(), empty_chan_in_stack(), EVENT_CLEANUP, misdn_bchannel::in_use, and MISDN_INITIALIZED.
Referenced by handle_mgmt(), and misdn_lib_port_restart().
00804 { 00805 int i; 00806 00807 for (i=0; i<=stack->b_num; i++) { 00808 if (global_state == MISDN_INITIALIZED) { 00809 cb_event(EVENT_CLEANUP, &stack->bc[i], NULL); 00810 empty_bc(&stack->bc[i]); 00811 clean_up_bc(&stack->bc[i]); 00812 empty_chan_in_stack(stack, i + 1); 00813 stack->bc[i].in_use = 0; 00814 } 00815 00816 } 00817 }
| static msg_t* create_l2msg | ( | int | prim, | |
| int | dinfo, | |||
| int | size | |||
| ) | [static] |
Definition at line 351 of file isdn_lib.c.
Referenced by misdn_lib_get_l2_down(), and misdn_lib_get_l2_up().
00352 { 00353 int i = 0; 00354 msg_t *dmsg; 00355 00356 while(i < 10) 00357 { 00358 dmsg = prep_l3data_msg(prim, dinfo, size, 256, NULL); 00359 if (dmsg) 00360 return(dmsg); 00361 00362 if (!i) 00363 printf("cannot allocate memory, trying again...\n"); 00364 i++; 00365 usleep(300000); 00366 } 00367 printf("cannot allocate memory, system overloaded.\n"); 00368 exit(-1); 00369 }
| msg_t* create_l3msg | ( | int | prim, | |
| int | mt, | |||
| int | dinfo, | |||
| int | size, | |||
| int | ntmode | |||
| ) |
Definition at line 373 of file isdn_lib.c.
Referenced by build_alerting(), build_connect(), build_connect_acknowledge(), build_disconnect(), build_facility(), build_hold(), build_hold_acknowledge(), build_hold_reject(), build_information(), build_notify(), build_proceeding(), build_progress(), build_release(), build_release_complete(), build_restart(), build_resume(), build_resume_acknowledge(), build_resume_reject(), build_retrieve(), build_retrieve_acknowledge(), build_retrieve_reject(), build_setup(), build_setup_acknowledge(), build_status(), build_status_enquiry(), build_suspend(), build_suspend_acknowledge(), build_suspend_reject(), build_timeout(), build_user_information(), and handle_event_nt().
00374 { 00375 int i = 0; 00376 msg_t *dmsg; 00377 Q931_info_t *qi; 00378 iframe_t *frm; 00379 00380 if (!ntmode) 00381 size = sizeof(Q931_info_t)+2; 00382 00383 while(i < 10) { 00384 if (ntmode) { 00385 dmsg = prep_l3data_msg(prim, dinfo, size, 256, NULL); 00386 if (dmsg) { 00387 return(dmsg); 00388 } 00389 } else { 00390 dmsg = alloc_msg(size+256+mISDN_HEADER_LEN+DEFAULT_HEADROOM); 00391 if (dmsg) 00392 { 00393 memset(msg_put(dmsg,size+mISDN_HEADER_LEN), 0, size+mISDN_HEADER_LEN); 00394 frm = (iframe_t *)dmsg->data; 00395 frm->prim = prim; 00396 frm->dinfo = dinfo; 00397 qi = (Q931_info_t *)(dmsg->data + mISDN_HEADER_LEN); 00398 qi->type = mt; 00399 return(dmsg); 00400 } 00401 } 00402 00403 if (!i) printf("cannot allocate memory, trying again...\n"); 00404 i++; 00405 usleep(300000); 00406 } 00407 printf("cannot allocate memory, system overloaded.\n"); 00408 exit(-1); 00409 }
| static int create_process | ( | int | midev, | |
| struct misdn_bchannel * | bc | |||
| ) | [static] |
Definition at line 937 of file isdn_lib.c.
References cb_log, misdn_bchannel::channel, misdn_bchannel::channel_preselected, misdn_bchannel::dec, find_free_chan_in_stack(), get_stack_by_bc(), misdn_bchannel::l3_id, MAXPROCS, misdn_stack::nt, misdn_stack::port, misdn_stack::pri, misdn_stack::procids, misdn_stack::ptp, misdn_bchannel::te_choose_channel, and misdn_stack::upper_id.
Referenced by misdn_lib_send_event().
00938 { 00939 iframe_t ncr; 00940 int l3_id; 00941 int proc_id; 00942 struct misdn_stack *stack; 00943 00944 stack = get_stack_by_bc(bc); 00945 if (stack->nt) { 00946 if (find_free_chan_in_stack(stack, bc, bc->channel_preselected ? bc->channel : 0, 0) < 0) { 00947 return -1; 00948 } 00949 cb_log(4, stack->port, " --> found channel: %d\n", bc->channel); 00950 00951 for (proc_id = 0; proc_id < MAXPROCS; ++proc_id) { 00952 if (stack->procids[proc_id] == 0) { 00953 break; 00954 } 00955 } /* end for */ 00956 if (proc_id == MAXPROCS) { 00957 cb_log(0, stack->port, "Couldn't Create New ProcId.\n"); 00958 return -1; 00959 } 00960 00961 stack->procids[proc_id] = 1; 00962 00963 l3_id = 0xff00 | proc_id; 00964 bc->l3_id = l3_id; 00965 cb_log(3, stack->port, " --> new_l3id %x\n", l3_id); 00966 } else { 00967 if ((stack->pri && stack->ptp) || bc->te_choose_channel) { 00968 /* we know exactly which channels are in use */ 00969 if (find_free_chan_in_stack(stack, bc, bc->channel_preselected ? bc->channel : 0, bc->dec) < 0) { 00970 return -1; 00971 } 00972 cb_log(2, stack->port, " --> found channel: %d\n", bc->channel); 00973 } else { 00974 /* other phones could have made a call also on this port (ptmp) */ 00975 bc->channel = 0xff; 00976 } 00977 00978 /* if we are in te-mode, we need to create a process first */ 00979 if (++new_te_id > 0xffff) { 00980 new_te_id = 0x0001; 00981 } 00982 00983 l3_id = (entity << 16) | new_te_id; 00984 bc->l3_id = l3_id; 00985 cb_log(3, stack->port, "--> new_l3id %x\n", l3_id); 00986 00987 /* send message */ 00988 ncr.prim = CC_NEW_CR | REQUEST; 00989 ncr.addr = (stack->upper_id | FLG_MSG_DOWN); 00990 ncr.dinfo = l3_id; 00991 ncr.len = 0; 00992 mISDN_write(midev, &ncr, mISDN_HEADER_LEN + ncr.len, TIMEOUT_1SEC); 00993 } 00994 00995 return l3_id; 00996 }
| static int do_tone | ( | struct misdn_bchannel * | bc, | |
| int | len | |||
| ) | [static] |
Definition at line 2283 of file isdn_lib.c.
References cb_event, EVENT_TONE_GENERATE, misdn_bchannel::generate_tone, misdn_tx_jitter(), misdn_bchannel::nojitter, misdn_bchannel::tone_cnt, and misdn_lib::user_data.
Referenced by handle_bchan().
02284 { 02285 bc->tone_cnt=len; 02286 02287 if (bc->generate_tone) { 02288 cb_event(EVENT_TONE_GENERATE, bc, glob_mgr->user_data); 02289 02290 if ( !bc->nojitter ) { 02291 misdn_tx_jitter(bc,len); 02292 } 02293 02294 return 1; 02295 } 02296 02297 return 0; 02298 }
| static void dump_chan_list | ( | struct misdn_stack * | stack | ) | [static] |
Definition at line 466 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::bc, cb_log, misdn_stack::channels, misdn_bchannel::in_use, and misdn_stack::port.
Referenced by empty_chan_in_stack(), find_free_chan_in_stack(), handle_cr(), misdn_dump_chanlist(), and set_chan_in_stack().
| void ec_chunk | ( | struct misdn_bchannel * | bc, | |
| unsigned char * | rxchunk, | |||
| unsigned char * | txchunk, | |||
| int | chunk_size | |||
| ) |
| static void empty_bc | ( | struct misdn_bchannel * | bc | ) | [static] |
Set Default Bearer Caps
Definition at line 666 of file isdn_lib.c.
References misdn_bchannel::active, misdn_bchannel::AOCD_need_export, AST_CAUSE_NORMAL_CLEARING, misdn_bchannel::bframe_len, misdn_bchannel::cad, misdn_bchannel::capability, misdn_bchannel::cause, misdn_bchannel::channel, misdn_bchannel::channel_found, misdn_bchannel::conf_id, misdn_bchannel::cpnnumplan, misdn_bchannel::crypt, misdn_bchannel::crypt_key, misdn_bchannel::curprx, misdn_bchannel::curptx, misdn_bchannel::cw, misdn_bchannel::dad, misdn_bchannel::dec, misdn_bchannel::display, misdn_bchannel::dnumplan, misdn_bchannel::dummy, misdn_bchannel::early_bconnect, misdn_bchannel::ec_deftaps, misdn_bchannel::ec_enable, EVENT_NOTHING, misdn_bchannel::evq, misdn_bchannel::fac_in, misdn_bchannel::fac_out, misdn_bchannel::generate_tone, misdn_bchannel::hdlc, INFO_CAPABILITY_SPEECH, INFO_CODEC_ALAW, misdn_bchannel::info_dad, misdn_bchannel::infos_pending, misdn_bchannel::last_used, misdn_bchannel::law, misdn_bchannel::mode, misdn_bchannel::need_more_infos, misdn_bchannel::nodsp, misdn_bchannel::nojitter, NUMPLAN_UNKNOWN, misdn_bchannel::oad, misdn_bchannel::onumplan, misdn_bchannel::orig, misdn_bchannel::orig_dad, misdn_bchannel::out_cause, misdn_bchannel::pres, misdn_bchannel::progress_coding, misdn_bchannel::progress_indicator, misdn_bchannel::progress_location, misdn_bchannel::rad, misdn_bchannel::rate, misdn_bchannel::restart_channel, misdn_bchannel::rnumplan, misdn_bchannel::rxgain, misdn_bchannel::send_dtmf, misdn_bchannel::sending_complete, misdn_bchannel::te_choose_channel, misdn_bchannel::time_usec, misdn_bchannel::tone_cnt, misdn_bchannel::txgain, misdn_bchannel::urate, misdn_bchannel::user1, misdn_bchannel::uu, and misdn_bchannel::uulen.
Referenced by clear_l3(), handle_cr(), handle_event_nt(), handle_frm(), init_bc(), manager_clean_bc(), misdn_lib_release(), misdn_lib_send_event(), and misdn_lib_send_restart().
00667 { 00668 bc->dummy=0; 00669 00670 bc->bframe_len=0; 00671 00672 bc->cw= 0; 00673 00674 bc->dec=0; 00675 bc->channel = 0; 00676 00677 bc->sending_complete = 0; 00678 00679 bc->restart_channel=0; 00680 00681 bc->conf_id = 0; 00682 00683 bc->need_more_infos = 0; 00684 00685 bc->send_dtmf=0; 00686 bc->nodsp=0; 00687 bc->nojitter=0; 00688 00689 bc->time_usec=0; 00690 00691 bc->rxgain=0; 00692 bc->txgain=0; 00693 00694 bc->crypt=0; 00695 bc->curptx=0; bc->curprx=0; 00696 00697 bc->crypt_key[0] = 0; 00698 00699 bc->generate_tone=0; 00700 bc->tone_cnt=0; 00701 00702 bc->dnumplan=NUMPLAN_UNKNOWN; 00703 bc->onumplan=NUMPLAN_UNKNOWN; 00704 bc->rnumplan=NUMPLAN_UNKNOWN; 00705 bc->cpnnumplan=NUMPLAN_UNKNOWN; 00706 00707 00708 bc->active = 0; 00709 00710 bc->early_bconnect = 1; 00711 00712 #ifdef MISDN_1_2 00713 *bc->pipeline = 0; 00714 #else 00715 bc->ec_enable = 0; 00716 bc->ec_deftaps = 128; 00717 #endif 00718 00719 bc->AOCD_need_export = 0; 00720 00721 bc->orig=0; 00722 00723 bc->cause = AST_CAUSE_NORMAL_CLEARING; 00724 bc->out_cause = AST_CAUSE_NORMAL_CLEARING; 00725 bc->pres = 0; /* allowed */ 00726 00727 bc->evq=EVENT_NOTHING; 00728 00729 bc->progress_coding=0; 00730 bc->progress_location=0; 00731 bc->progress_indicator=0; 00732 00733 /** Set Default Bearer Caps **/ 00734 bc->capability=INFO_CAPABILITY_SPEECH; 00735 bc->law=INFO_CODEC_ALAW; 00736 bc->mode=0; 00737 bc->rate=0x10; 00738 bc->user1=0; 00739 bc->urate=0; 00740 00741 bc->hdlc=0; 00742 00743 00744 bc->info_dad[0] = 0; 00745 bc->display[0] = 0; 00746 bc->infos_pending[0] = 0; 00747 bc->cad[0] = 0; 00748 bc->oad[0] = 0; 00749 bc->dad[0] = 0; 00750 bc->rad[0] = 0; 00751 bc->orig_dad[0] = 0; 00752 bc->uu[0]=0; 00753 bc->uulen=0; 00754 00755 bc->fac_in.Function = Fac_None; 00756 bc->fac_out.Function = Fac_None; 00757 00758 bc->te_choose_channel = 0; 00759 bc->channel_found= 0; 00760 00761 gettimeofday(&bc->last_used, NULL); 00762 }
| static int empty_chan_in_stack | ( | struct misdn_stack * | stack, | |
| int | channel | |||
| ) | [static] |
Definition at line 584 of file isdn_lib.c.
References cb_log, misdn_stack::channels, dump_chan_list(), MAX_BCHANS, and misdn_stack::port.
Referenced by clear_l3(), handle_cr(), handle_event_nt(), handle_frm(), manager_clean_bc(), misdn_lib_release(), and misdn_lib_send_event().
00585 { 00586 if (channel<=0 || channel>MAX_BCHANS) { 00587 cb_log(0,stack?stack->port:0, "empty_chan_in_stack: cannot empty channel %d\n",channel); 00588 return -1; 00589 } 00590 00591 cb_log (4, stack?stack->port:0, "empty_chan_in_stack: %d\n",channel); 00592 stack->channels[channel-1] = 0; 00593 dump_chan_list(stack); 00594 return 0; 00595 }
| static const char* fac2str | ( | enum FacFunction | facility | ) | [static] |
Definition at line 3338 of file isdn_lib.c.
References ARRAY_LEN, and name.
Referenced by misdn_lib_log_ies().
03339 { 03340 static const struct { 03341 enum FacFunction facility; 03342 char *name; 03343 } arr[] = { 03344 /* *INDENT-OFF* */ 03345 { Fac_None, "Fac_None" }, 03346 { Fac_GetSupportedServices, "Fac_GetSupportedServices" }, 03347 { Fac_Listen, "Fac_Listen" }, 03348 { Fac_Suspend, "Fac_Suspend" }, 03349 { Fac_Resume, "Fac_Resume" }, 03350 { Fac_CFActivate, "Fac_CFActivate" }, 03351 { Fac_CFDeactivate, "Fac_CFDeactivate" }, 03352 { Fac_CFInterrogateParameters, "Fac_CFInterrogateParameters" }, 03353 { Fac_CFInterrogateNumbers, "Fac_CFInterrogateNumbers" }, 03354 { Fac_CD, "Fac_CD" }, 03355 { Fac_AOCDCurrency, "Fac_AOCDCurrency" }, 03356 { Fac_AOCDChargingUnit, "Fac_AOCDChargingUnit" }, 03357 /* *INDENT-ON* */ 03358 }; 03359 03360 unsigned index; 03361 03362 for (index = 0; index < ARRAY_LEN(arr); ++index) { 03363 if (arr[index].facility == facility) { 03364 return arr[index].name; 03365 } 03366 } 03367 03368 return "unknown"; 03369 }
| static msg_t* fetch_msg | ( | int | midev | ) | [static] |
Definition at line 3050 of file isdn_lib.c.
References cb_log, errno, and msg.
Referenced by misdn_lib_isdn_event_catcher().
03051 { 03052 msg_t *msg=alloc_msg(MAX_MSG_SIZE); 03053 int r; 03054 03055 if (!msg) { 03056 cb_log(0, 0, "fetch_msg: alloc msg failed !!"); 03057 return NULL; 03058 } 03059 03060 AGAIN: 03061 r=mISDN_read(midev,msg->data,MAX_MSG_SIZE, TIMEOUT_10SEC); 03062 msg->len=r; 03063 03064 if (r==0) { 03065 free_msg(msg); /* danger, cause usually freeing in main_loop */ 03066 cb_log(6,0,"Got empty Msg..\n"); 03067 return NULL; 03068 } 03069 03070 if (r<0) { 03071 if (errno == EAGAIN) { 03072 /*we wait for mISDN here*/ 03073 cb_log(4,0,"mISDN_read wants us to wait\n"); 03074 usleep(5000); 03075 goto AGAIN; 03076 } 03077 03078 cb_log(0,0,"mISDN_read returned :%d error:%s (%d)\n",r,strerror(errno),errno); 03079 } 03080 03081 #if 0 03082 if (!(frm->prim == (DL_DATA|INDICATION) )|| (frm->prim == (PH_DATA|INDICATION))) 03083 cb_log(0,0,"prim: %x dinfo:%x addr:%x msglen:%d frm->len:%d\n",frm->prim, frm->dinfo, frm->addr, msg->len,frm->len ); 03084 #endif 03085 return msg; 03086 }
| static struct misdn_bchannel* find_bc_by_addr | ( | unsigned long | addr | ) | [static, read] |
Definition at line 1520 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_stack::b_num, misdn_stack::bc, misdn_bchannel::in_use, misdn_bchannel::layer_id, misdn_stack::next, and misdn_lib::stack_list.
Referenced by handle_bchan().
01521 { 01522 struct misdn_stack *stack; 01523 int i; 01524 01525 for (stack = glob_mgr->stack_list; stack; stack = stack->next) { 01526 for (i = 0; i <= stack->b_num; i++) { 01527 if (stack->bc[i].in_use 01528 && ((stack->bc[i].addr & STACK_ID_MASK) == (addr & STACK_ID_MASK) 01529 || stack->bc[i].layer_id == addr)) { 01530 return &stack->bc[i]; 01531 } 01532 } 01533 } 01534 01535 return NULL; 01536 }
| static struct misdn_bchannel* find_bc_by_channel | ( | int | port, | |
| int | channel | |||
| ) | [static, read] |
Definition at line 1554 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::bc, misdn_bchannel::channel, find_stack_by_port(), and misdn_bchannel::in_use.
Referenced by handle_err().
01555 { 01556 struct misdn_stack *stack = find_stack_by_port(port); 01557 int i; 01558 01559 if (!stack) { 01560 return NULL; 01561 } 01562 01563 for (i = 0; i <= stack->b_num; i++) { 01564 if (stack->bc[i].in_use && stack->bc[i].channel == channel) { 01565 return &stack->bc[i]; 01566 } 01567 } 01568 01569 return NULL; 01570 }
| static struct misdn_bchannel* find_bc_by_confid | ( | unsigned long | confid | ) | [static, read] |
Definition at line 1538 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::bc, misdn_bchannel::conf_id, misdn_bchannel::in_use, misdn_stack::next, and misdn_lib::stack_list.
Referenced by misdn_lib_send_event().
01539 { 01540 struct misdn_stack *stack; 01541 int i; 01542 01543 for (stack = glob_mgr->stack_list; stack; stack = stack->next) { 01544 for (i = 0; i <= stack->b_num; i++) { 01545 if (stack->bc[i].in_use && stack->bc[i].conf_id == confid) { 01546 return &stack->bc[i]; 01547 } 01548 } 01549 } 01550 return NULL; 01551 }
| struct misdn_bchannel * find_bc_by_l3id | ( | struct misdn_stack * | stack, | |
| unsigned long | l3id | |||
| ) | [read] |
Definition at line 1508 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::bc, misdn_bchannel::in_use, misdn_bchannel::l3_id, and stack_holder_find().
Referenced by handle_cr(), handle_event_nt(), handle_frm(), manager_event_handler(), and release_cr().
| static struct misdn_bchannel* find_bc_by_masked_l3id | ( | struct misdn_stack * | stack, | |
| unsigned long | l3id, | |||
| unsigned long | mask | |||
| ) | [static, read] |
Definition at line 1495 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::bc, misdn_bchannel::in_use, misdn_bchannel::l3_id, and stack_holder_find().
Referenced by handle_event_nt().
| static int find_free_chan_in_stack | ( | struct misdn_stack * | stack, | |
| struct misdn_bchannel * | bc, | |||
| int | channel, | |||
| int | dec | |||
| ) | [static] |
Definition at line 507 of file isdn_lib.c.
References AST_CAUSE_NORMAL_CIRCUIT_CONGESTION, AST_CAUSE_REQUESTED_CHAN_UNAVAIL, misdn_stack::b_num, cb_log, chan, misdn_bchannel::channel, misdn_bchannel::channel_found, misdn_stack::channels, dump_chan_list(), MAX_BCHANS, misdn_bchannel::out_cause, misdn_stack::port, misdn_stack::pri, pthread_mutex_lock, pthread_mutex_unlock, set_chan_in_stack(), and misdn_stack::st_lock.
Referenced by create_process(), handle_event(), handle_event_nt(), and misdn_lib_send_event().
00508 { 00509 int i; 00510 int chan=0; 00511 int bnums = stack->pri ? stack->b_num : stack->b_num - 1; 00512 00513 if (bc->channel_found) 00514 return 0; 00515 00516 bc->channel_found=1; 00517 00518 cb_log(5,stack->port,"find_free_chan: req_chan:%d\n",channel); 00519 00520 if (channel < 0 || channel > MAX_BCHANS) { 00521 cb_log(0, stack->port, " !! out of bound call to find_free_chan_in_stack! (ch:%d)\n", channel); 00522 return 0; 00523 } 00524 00525 channel--; 00526 00527 pthread_mutex_lock(&stack->st_lock); 00528 if (dec) { 00529 for (i = bnums; i >=0; i--) { 00530 if (i != 15 && (channel < 0 || i == channel)) { /* skip E1 D channel ;) and work with chan preselection */ 00531 if (!stack->channels[i]) { 00532 cb_log (3, stack->port, " --> found chan%s: %d\n", channel>=0?" (preselected)":"", i+1); 00533 chan=i+1; 00534 break; 00535 } 00536 } 00537 } 00538 } else { 00539 for (i = 0; i <= bnums; i++) { 00540 if (i != 15 && (channel < 0 || i == channel)) { /* skip E1 D channel ;) and work with chan preselection */ 00541 if (!stack->channels[i]) { 00542 cb_log (3, stack->port, " --> found chan%s: %d\n", channel>=0?" (preselected)":"", i+1); 00543 chan=i+1; 00544 break; 00545 } 00546 } 00547 } 00548 } 00549 00550 if (!chan) { 00551 pthread_mutex_unlock(&stack->st_lock); 00552 cb_log (1, stack->port, " !! NO FREE CHAN IN STACK\n"); 00553 dump_chan_list(stack); 00554 bc->out_cause = AST_CAUSE_NORMAL_CIRCUIT_CONGESTION; 00555 return -1; 00556 } 00557 00558 if (set_chan_in_stack(stack, chan)<0) { 00559 pthread_mutex_unlock(&stack->st_lock); 00560 cb_log (0, stack->port, "Channel Already in use:%d\n", chan); 00561 bc->out_cause = AST_CAUSE_REQUESTED_CHAN_UNAVAIL; 00562 return -1; 00563 } 00564 pthread_mutex_unlock(&stack->st_lock); 00565 00566 bc->channel=chan; 00567 return 0; 00568 }
| static struct misdn_stack* find_stack_by_addr | ( | int | addr | ) | [static, read] |
Definition at line 1456 of file isdn_lib.c.
References misdn_stack::next, misdn_lib::stack_list, and misdn_stack::upper_id.
Referenced by handle_frm(), handle_frm_nt(), handle_l1(), handle_l2(), and handle_mgmt().
01457 { 01458 struct misdn_stack *stack; 01459 01460 for (stack=glob_mgr->stack_list; 01461 stack; 01462 stack=stack->next) { 01463 if ( (stack->upper_id&STACK_ID_MASK) == (addr&STACK_ID_MASK)) return stack; 01464 01465 } 01466 01467 return NULL; 01468 }
| static struct misdn_stack* find_stack_by_mgr | ( | manager_t * | mgr_nt | ) | [static, read] |
Definition at line 1483 of file isdn_lib.c.
References misdn_stack::mgr, misdn_stack::next, and misdn_lib::stack_list.
Referenced by handle_event_nt().
01484 { 01485 struct misdn_stack *stack; 01486 01487 for (stack=glob_mgr->stack_list; 01488 stack; 01489 stack=stack->next) 01490 if ( &stack->mgr == mgr_nt) return stack; 01491 01492 return NULL; 01493 }
| static struct misdn_stack* find_stack_by_port | ( | int | port | ) | [static, read] |
Definition at line 1471 of file isdn_lib.c.
References misdn_stack::next, misdn_stack::port, and misdn_lib::stack_list.
Referenced by find_bc_by_channel(), handle_err(), manager_event_handler(), misdn_lib_get_port_info(), misdn_lib_port_restart(), misdn_lib_reinit_nt_stack(), and misdn_lib_send_restart().
01472 { 01473 struct misdn_stack *stack; 01474 01475 for (stack=glob_mgr->stack_list; 01476 stack; 01477 stack=stack->next) 01478 if (stack->port == port) return stack; 01479 01480 return NULL; 01481 }
| static char* flip_buf_bits | ( | char * | buf, | |
| int | len | |||
| ) | [static] |
Definition at line 336 of file isdn_lib.c.
Referenced by handle_bchan(), misdn_lib_init(), misdn_lib_tx2misdn_frm(), and misdn_tx_jitter().
00337 { 00338 int i; 00339 char * start = buf; 00340 00341 for (i = 0 ; i < len; i++) { 00342 buf[i] = flip_table[(unsigned char)buf[i]]; 00343 } 00344 00345 return start; 00346 }
| struct misdn_stack * get_misdn_stack | ( | void | ) | [read] |
Definition at line 4624 of file isdn_lib.c.
References misdn_lib::stack_list.
Referenced by get_show_stack_details(), get_stack_by_bc(), misdn_dump_chanlist(), misdn_lib_find_held_bc(), misdn_lib_get_maxchans(), misdn_lib_is_port_blocked(), misdn_lib_is_ptp(), misdn_lib_nt_keepcalls(), misdn_lib_port_block(), misdn_lib_port_is_nt(), misdn_lib_port_is_pri(), and misdn_lib_port_unblock().
04624 { 04625 return glob_mgr->stack_list; 04626 }
| void get_show_stack_details | ( | int | port, | |
| char * | buf | |||
| ) |
Definition at line 170 of file isdn_lib.c.
References misdn_stack::blocked, get_misdn_stack(), misdn_stack::l1link, misdn_stack::l2link, misdn_stack::next, misdn_stack::nt, misdn_stack::port, and misdn_stack::ptp.
Referenced by handle_cli_misdn_show_port(), and handle_cli_misdn_show_stacks().
00171 { 00172 struct misdn_stack *stack=get_misdn_stack(); 00173 00174 for ( ; stack; stack=stack->next) { 00175 if (stack->port == port) break; 00176 } 00177 00178 if (stack) { 00179 sprintf(buf, "* Port %d Type %s Prot. %s L2Link %s L1Link:%s Blocked:%d", 00180 stack->port, stack->nt ? "NT" : "TE", stack->ptp ? "PTP" : "PMP", 00181 stack->l2link ? "UP" : "DOWN", stack->l1link ? "UP" : "DOWN", 00182 stack->blocked); 00183 } else { 00184 buf[0]=0; 00185 } 00186 }
| struct misdn_stack* get_stack_by_bc | ( | struct misdn_bchannel * | bc | ) | [read] |
Definition at line 154 of file isdn_lib.c.
References get_misdn_stack(), misdn_stack::next, misdn_stack::port, and misdn_bchannel::port.
Referenced by clean_up_bc(), create_process(), dec_ie_channel_id(), enc_ie_channel_id(), handle_bchan(), handle_event(), manager_bchannel_activate(), manager_bchannel_deactivate(), manager_clean_bc(), manager_ec_disable(), manager_ec_enable(), misdn_lib_log_ies(), misdn_lib_release(), misdn_lib_send_event(), misdn_lib_tx2misdn_frm(), parse_release_complete(), parse_restart(), send_msg(), and setup_bc().
00155 { 00156 struct misdn_stack *stack = get_misdn_stack(); 00157 00158 if (!bc) 00159 return NULL; 00160 00161 for ( ; stack; stack = stack->next) { 00162 if (bc->port == stack->port) 00163 return stack; 00164 } 00165 00166 return NULL; 00167 }
| static int handle_bchan | ( | msg_t * | msg | ) | [static] |
Anyway flip the bufbits
Definition at line 2396 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_bchannel::b_stid, misdn_bchannel::bc_state, bc_state2str(), bc_state_change(), BCHAN_ACTIVATED, BCHAN_CLEAN_REQUEST, BCHAN_SETUP, BCHAN_SETUPED, misdn_bchannel::bframe, misdn_bchannel::bframe_len, buf, misdn_bchannel::capability, cb_event, cb_log, misdn_bchannel::channel, clean_up_bc(), misdn_bchannel::dad, misdn_bchannel::dnumplan, do_tone(), misdn_bchannel::dtmf, errno, EVENT_BCHAN_DATA, EVENT_DTMF_TONE, find_bc_by_addr(), flip_buf_bits(), get_stack_by_bc(), misdn_bchannel::layer, misdn_stack::midev, misdn_cap_is_speech(), misdn_tx_jitter(), misdn_bchannel::nojitter, misdn_bchannel::oad, misdn_bchannel::onumplan, misdn_bchannel::pid, misdn_stack::port, misdn_bchannel::port, and misdn_lib::user_data.
Referenced by handle_err(), and manager_isdn_handler().
02397 { 02398 iframe_t *frm= (iframe_t*)msg->data; 02399 struct misdn_bchannel *bc=find_bc_by_addr(frm->addr); 02400 struct misdn_stack *stack; 02401 02402 if (!bc) { 02403 cb_log(1,0,"handle_bchan: BC not found for prim:%x with addr:%x dinfo:%x\n", frm->prim, frm->addr, frm->dinfo); 02404 return 0 ; 02405 } 02406 02407 stack = get_stack_by_bc(bc); 02408 02409 if (!stack) { 02410 cb_log(0, bc->port,"handle_bchan: STACK not found for prim:%x with addr:%x dinfo:%x\n", frm->prim, frm->addr, frm->dinfo); 02411 return 0; 02412 } 02413 02414 switch (frm->prim) { 02415 02416 case MGR_SETSTACK| CONFIRM: 02417 cb_log(3, stack->port, "BCHAN: MGR_SETSTACK|CONFIRM pid:%d\n",bc->pid); 02418 break; 02419 02420 case MGR_SETSTACK| INDICATION: 02421 cb_log(3, stack->port, "BCHAN: MGR_SETSTACK|IND pid:%d\n",bc->pid); 02422 break; 02423 #if 0 02424 AGAIN: 02425 bc->addr = mISDN_get_layerid(stack->midev, bc->b_stid, bc->layer); 02426 if (!bc->addr) { 02427 02428 if (errno == EAGAIN) { 02429 usleep(1000); 02430 goto AGAIN; 02431 } 02432 02433 cb_log(0,stack->port,"$$$ Get Layer (%d) Id Error: %s\n",bc->layer,strerror(errno)); 02434 02435 /* we kill the channel later, when we received some 02436 data. */ 02437 bc->addr= frm->addr; 02438 } else if ( bc->addr < 0) { 02439 cb_log(0, stack->port,"$$$ bc->addr <0 Error:%s\n",strerror(errno)); 02440 bc->addr=0; 02441 } 02442 02443 cb_log(4, stack->port," --> Got Adr %x\n", bc->addr); 02444 02445 free_msg(msg); 02446 02447 02448 switch(bc->bc_state) { 02449 case BCHAN_SETUP: 02450 bc_state_change(bc,BCHAN_SETUPED); 02451 break; 02452 02453 case BCHAN_CLEAN_REQUEST: 02454 default: 02455 cb_log(0, stack->port," --> STATE WASN'T SETUP (but %s) in SETSTACK|IND pid:%d\n",bc_state2str(bc->bc_state), bc->pid); 02456 clean_up_bc(bc); 02457 } 02458 return 1; 02459 #endif 02460 02461 case MGR_DELLAYER| INDICATION: 02462 cb_log(3, stack->port, "BCHAN: MGR_DELLAYER|IND pid:%d\n",bc->pid); 02463 break; 02464 02465 case MGR_DELLAYER| CONFIRM: 02466 cb_log(3, stack->port, "BCHAN: MGR_DELLAYER|CNF pid:%d\n",bc->pid); 02467 02468 bc->pid=0; 02469 bc->addr=0; 02470 02471 free_msg(msg); 02472 return 1; 02473 02474 case PH_ACTIVATE | INDICATION: 02475 case DL_ESTABLISH | INDICATION: 02476 cb_log(3, stack->port, "BCHAN: ACT Ind pid:%d\n", bc->pid); 02477 02478 free_msg(msg); 02479 return 1; 02480 02481 case PH_ACTIVATE | CONFIRM: 02482 case DL_ESTABLISH | CONFIRM: 02483 02484 cb_log(3, stack->port, "BCHAN: bchan ACT Confirm pid:%d\n",bc->pid); 02485 free_msg(msg); 02486 02487 return 1; 02488 02489 case DL_ESTABLISH | REQUEST: 02490 { 02491 char buf[128]; 02492 mISDN_write_frame(stack->midev, buf, bc->addr | FLG_MSG_TARGET | FLG_MSG_DOWN, DL_ESTABLISH | CONFIRM, 0,0, NULL, TIMEOUT_1SEC); 02493 } 02494 free_msg(msg); 02495 return 1; 02496 02497 case DL_RELEASE|REQUEST: 02498 { 02499 char buf[128]; 02500 mISDN_write_frame(stack->midev, buf, bc->addr | FLG_MSG_TARGET | FLG_MSG_DOWN, DL_RELEASE| CONFIRM, 0,0, NULL, TIMEOUT_1SEC); 02501 } 02502 free_msg(msg); 02503 return 1; 02504 02505 case PH_DEACTIVATE | INDICATION: 02506 case DL_RELEASE | INDICATION: 02507 cb_log (3, stack->port, "BCHAN: DeACT Ind pid:%d\n",bc->pid); 02508 02509 free_msg(msg); 02510 return 1; 02511 02512 case PH_DEACTIVATE | CONFIRM: 02513 case DL_RELEASE | CONFIRM: 02514 cb_log(3, stack->port, "BCHAN: DeACT Conf pid:%d\n",bc->pid); 02515 02516 free_msg(msg); 02517 return 1; 02518 02519 case PH_CONTROL|INDICATION: 02520 { 02521 unsigned int *cont = (unsigned int *) &frm->data.p; 02522 02523 cb_log(4, stack->port, "PH_CONTROL: channel:%d oad%d:%s dad%d:%s \n", bc->channel, bc->onumplan,bc->oad, bc->dnumplan,bc->dad); 02524 02525 if ((*cont & ~DTMF_TONE_MASK) == DTMF_TONE_VAL) { 02526 int dtmf = *cont & DTMF_TONE_MASK; 02527 cb_log(4, stack->port, " --> DTMF TONE: %c\n",dtmf); 02528 bc->dtmf=dtmf; 02529 cb_event(EVENT_DTMF_TONE, bc, glob_mgr->user_data); 02530 02531 free_msg(msg); 02532 return 1; 02533 } 02534 if (*cont == BF_REJECT) { 02535 cb_log(4, stack->port, " --> BF REJECT\n"); 02536 free_msg(msg); 02537 return 1; 02538 } 02539 if (*cont == BF_ACCEPT) { 02540 cb_log(4, stack->port, " --> BF ACCEPT\n"); 02541 free_msg(msg); 02542 return 1; 02543 } 02544 } 02545 break; 02546 02547 case PH_DATA|REQUEST: 02548 case DL_DATA|REQUEST: 02549 cb_log(0, stack->port, "DL_DATA REQUEST \n"); 02550 do_tone(bc, 64); 02551 02552 free_msg(msg); 02553 return 1; 02554 02555 02556 case PH_DATA|INDICATION: 02557 case DL_DATA|INDICATION: 02558 { 02559 bc->bframe = (void*)&frm->data.i; 02560 bc->bframe_len = frm->len; 02561 02562 /** Anyway flip the bufbits **/ 02563 if ( misdn_cap_is_speech(bc->capability) ) 02564 flip_buf_bits(bc->bframe, bc->bframe_len); 02565 02566 02567 if (!bc->bframe_len) { 02568 cb_log(2, stack->port, "DL_DATA INDICATION bc->addr:%x frm->addr:%x\n", bc->addr, frm->addr); 02569 free_msg(msg); 02570 return 1; 02571 } 02572 02573 if ( (bc->addr&STACK_ID_MASK) != (frm->addr&STACK_ID_MASK) ) { 02574 cb_log(2, stack->port, "DL_DATA INDICATION bc->addr:%x frm->addr:%x\n", bc->addr, frm->addr); 02575 free_msg(msg); 02576 return 1; 02577 } 02578 02579 #if MISDN_DEBUG 02580 cb_log(0, stack->port, "DL_DATA INDICATION Len %d\n", frm->len); 02581 02582 #endif 02583 02584 if ( (bc->bc_state == BCHAN_ACTIVATED) && frm->len > 0) { 02585 int t; 02586 02587 #ifdef MISDN_B_DEBUG 02588 cb_log(0,bc->port,"do_tone START\n"); 02589 #endif 02590 t=do_tone(bc,frm->len); 02591 02592 #ifdef MISDN_B_DEBUG 02593 cb_log(0,bc->port,"do_tone STOP (%d)\n",t); 02594 #endif 02595 if ( !t ) { 02596 int i; 02597 02598 if ( misdn_cap_is_speech(bc->capability)) { 02599 if ( !bc->nojitter ) { 02600 #ifdef MISDN_B_DEBUG 02601 cb_log(0,bc->port,"tx_jitter START\n"); 02602 #endif 02603 misdn_tx_jitter(bc,frm->len); 02604 #ifdef MISDN_B_DEBUG 02605 cb_log(0,bc->port,"tx_jitter STOP\n"); 02606 #endif 02607 } 02608 } 02609 02610 #ifdef MISDN_B_DEBUG 02611 cb_log(0,bc->port,"EVENT_B_DATA START\n"); 02612 #endif 02613 02614 i = cb_event(EVENT_BCHAN_DATA, bc, glob_mgr->user_data); 02615 #ifdef MISDN_B_DEBUG 02616 cb_log(0,bc->port,"EVENT_B_DATA STOP\n"); 02617 #endif 02618 02619 if (i<0) { 02620 cb_log(10,stack->port,"cb_event returned <0\n"); 02621 /*clean_up_bc(bc);*/ 02622 } 02623 } 02624 } 02625 free_msg(msg); 02626 return 1; 02627 } 02628 02629 02630 case PH_CONTROL | CONFIRM: 02631 cb_log(4, stack->port, "PH_CONTROL|CNF bc->addr:%x\n", frm->addr); 02632 free_msg(msg); 02633 return 1; 02634 02635 case PH_DATA | CONFIRM: 02636 case DL_DATA|CONFIRM: 02637 #if MISDN_DEBUG 02638 02639 cb_log(0, stack->port, "Data confirmed\n"); 02640 02641 #endif 02642 free_msg(msg); 02643 return 1; 02644 case DL_DATA|RESPONSE: 02645 #if MISDN_DEBUG 02646 cb_log(0, stack->port, "Data response\n"); 02647 02648 #endif 02649 break; 02650 } 02651 02652 return 0; 02653 }
| static int handle_cr | ( | struct misdn_stack * | stack, | |
| iframe_t * | frm | |||
| ) | [static] |
Definition at line 1661 of file isdn_lib.c.
References cb_event, cb_log, misdn_bchannel::channel, clean_up_bc(), dump_chan_list(), empty_bc(), empty_chan_in_stack(), EVENT_CLEANUP, find_bc_by_l3id(), free, misdn_bchannel::in_use, misdn_bchannel::l3_id, misdn_lib_get_free_bc(), misdn_make_dummy(), misdn_bchannel::need_disconnect, misdn_bchannel::need_release, misdn_bchannel::need_release_complete, misdn_stack::nt, misdn_stack::port, misdn_bchannel::stack_holder, stack_holder_remove(), and misdn_lib::user_data.
Referenced by handle_event_nt(), handle_frm(), and release_cr().
01662 { 01663 struct misdn_bchannel *bc; 01664 01665 if (!stack) return -1; 01666 01667 switch (frm->prim) { 01668 case CC_NEW_CR|INDICATION: 01669 cb_log(7, stack->port, " --> lib: NEW_CR Ind with l3id:%x on this port.\n",frm->dinfo); 01670 01671 bc = misdn_lib_get_free_bc(stack->port, 0, 1, 0); 01672 if (!bc) { 01673 cb_log(0, stack->port, " --> !! lib: No free channel!\n"); 01674 return -1; 01675 } 01676 01677 cb_log(7, stack->port, " --> new_process: New L3Id: %x\n",frm->dinfo); 01678 bc->l3_id=frm->dinfo; 01679 return 1; 01680 case CC_NEW_CR|CONFIRM: 01681 return 1; 01682 case CC_NEW_CR|REQUEST: 01683 return 1; 01684 case CC_RELEASE_CR|REQUEST: 01685 return 1; 01686 case CC_RELEASE_CR|CONFIRM: 01687 break; 01688 case CC_RELEASE_CR|INDICATION: 01689 cb_log(4, stack->port, " --> lib: RELEASE_CR Ind with l3id:%x\n",frm->dinfo); 01690 { 01691 struct misdn_bchannel *bc=find_bc_by_l3id(stack, frm->dinfo); 01692 struct misdn_bchannel dummybc; 01693 01694 if (!bc) { 01695 cb_log(4, stack->port, " --> Didn't find BC so temporarily creating dummy BC (l3id:%x) on this port.\n", frm->dinfo); 01696 misdn_make_dummy(&dummybc, stack->port, frm->dinfo, stack->nt, 0); 01697 01698 bc=&dummybc; 01699 } 01700 01701 if (bc) { 01702 int channel = bc->channel; 01703 cb_log(4, stack->port, " --> lib: CLEANING UP l3id: %x\n",frm->dinfo); 01704 01705 /*bc->pid = 0;*/ 01706 bc->need_disconnect=0; 01707 bc->need_release=0; 01708 bc->need_release_complete=0; 01709 01710 cb_event(EVENT_CLEANUP, bc, glob_mgr->user_data); 01711 01712 empty_bc(bc); 01713 clean_up_bc(bc); 01714 01715 if (channel>0) 01716 empty_chan_in_stack(stack,channel); 01717 bc->in_use=0; 01718 01719 dump_chan_list(stack); 01720 01721 if (bc->stack_holder) { 01722 cb_log(4,stack->port, "REMOVING Holder\n"); 01723 stack_holder_remove( stack, bc); 01724 free(bc); 01725 } 01726 } 01727 else { 01728 if (stack->nt) 01729 cb_log(4, stack->port, "BC with dinfo: %x not found.. (prim was %x and addr %x)\n",frm->dinfo, frm->prim, frm->addr); 01730 } 01731 01732 return 1; 01733 } 01734 break; 01735 } 01736 01737 return 0; 01738 }
| static int handle_err | ( | msg_t * | msg | ) | [static] |
Definition at line 3642 of file isdn_lib.c.
References misdn_bchannel::bc_state, bc_state2str(), cb_log, misdn_bchannel::channel, find_bc_by_channel(), find_stack_by_port(), handle_bchan(), misdn_stack::l1link, misdn_stack::l2link, misdn_lib_get_l1_down(), misdn_lib_get_l2_down(), and misdn_bchannel::port.
Referenced by manager_isdn_handler().
03643 { 03644 iframe_t *frm = (iframe_t*) msg->data; 03645 03646 03647 if (!frm->addr) { 03648 static int cnt=0; 03649 if (!cnt) 03650 cb_log(0,0,"mISDN Msg without Address pr:%x dinfo:%x\n",frm->prim,frm->dinfo); 03651 cnt++; 03652 if (cnt>100) { 03653 cb_log(0,0,"mISDN Msg without Address pr:%x dinfo:%x (already more than 100 of them)\n",frm->prim,frm->dinfo); 03654 cnt=0; 03655 } 03656 03657 free_msg(msg); 03658 return 1; 03659 03660 } 03661 03662 switch (frm->prim) { 03663 case MGR_SETSTACK|INDICATION: 03664 return handle_bchan(msg); 03665 break; 03666 03667 case MGR_SETSTACK|CONFIRM: 03668 case MGR_CLEARSTACK|CONFIRM: 03669 free_msg(msg) ; 03670 return 1; 03671 break; 03672 03673 case DL_DATA|CONFIRM: 03674 cb_log(4,0,"DL_DATA|CONFIRM\n"); 03675 free_msg(msg); 03676 return 1; 03677 03678 case PH_CONTROL|CONFIRM: 03679 cb_log(4,0,"PH_CONTROL|CONFIRM\n"); 03680 free_msg(msg); 03681 return 1; 03682 03683 case DL_DATA|INDICATION: 03684 { 03685 int port=(frm->addr&MASTER_ID_MASK) >> 8; 03686 int channel=(frm->addr&CHILD_ID_MASK) >> 16; 03687 struct misdn_bchannel *bc; 03688 03689 /*we flush the read buffer here*/ 03690 03691 cb_log(9,0,"BCHAN DATA without BC: addr:%x port:%d channel:%d\n",frm->addr, port,channel); 03692 03693 free_msg(msg); 03694 return 1; 03695 03696 03697 bc = find_bc_by_channel(port, channel); 03698 03699 if (!bc) { 03700 struct misdn_stack *stack = find_stack_by_port(port); 03701 03702 if (!stack) { 03703 cb_log(0,0," --> stack not found\n"); 03704 free_msg(msg); 03705 return 1; 03706 } 03707 03708 cb_log(0,0," --> bc not found by channel\n"); 03709 if (stack->l2link) 03710 misdn_lib_get_l2_down(stack); 03711 03712 if (stack->l1link) 03713 misdn_lib_get_l1_down(stack); 03714 03715 free_msg(msg); 03716 return 1; 03717 } 03718 03719 cb_log(3,port," --> BC in state:%s\n", bc_state2str(bc->bc_state)); 03720 } 03721 } 03722 03723 return 0; 03724 }
| static int handle_event | ( | struct misdn_bchannel * | bc, | |
| enum event_e | event, | |||
| iframe_t * | frm | |||
| ) | [static] |
NT MODE
Definition at line 1576 of file isdn_lib.c.
References misdn_bchannel::capability, cb_log, misdn_bchannel::channel, misdn_bchannel::crypt_key, misdn_bchannel::cw, misdn_bchannel::dad, misdn_bchannel::dnumplan, EVENT_ALERTING, EVENT_CONNECT, EVENT_CONNECT_ACKNOWLEDGE, EVENT_PROCEEDING, EVENT_PROGRESS, EVENT_RELEASE, EVENT_RELEASE_COMPLETE, EVENT_SETUP, EVENT_SETUP_ACKNOWLEDGE, find_free_chan_in_stack(), get_stack_by_bc(), manager_ec_enable(), manager_ph_control(), manager_ph_control_block(), misdn_cap_is_speech(), misdn_lib_send_event(), misdn_bchannel::nodsp, misdn_stack::nt, misdn_bchannel::oad, misdn_bchannel::onumplan, misdn_bchannel::out_cause, misdn_stack::port, misdn_stack::pri, misdn_stack::ptp, misdn_bchannel::rxgain, setup_bc(), and misdn_bchannel::txgain.
Referenced by handle_frm().
01577 { 01578 struct misdn_stack *stack=get_stack_by_bc(bc); 01579 01580 if (!stack->nt) { 01581 01582 switch (event) { 01583 01584 case EVENT_CONNECT_ACKNOWLEDGE: 01585 setup_bc(bc); 01586 01587 if ( *bc->crypt_key ) { 01588 cb_log(4, stack->port, "ENABLING BLOWFISH channel:%d oad%d:%s dad%d:%s\n", bc->channel, bc->onumplan,bc->oad, bc->dnumplan,bc->dad); 01589 manager_ph_control_block(bc, BF_ENABLE_KEY, bc->crypt_key, strlen(bc->crypt_key) ); 01590 } 01591 01592 if (misdn_cap_is_speech(bc->capability)) { 01593 if ( !bc->nodsp) manager_ph_control(bc, DTMF_TONE_START, 0); 01594 manager_ec_enable(bc); 01595 01596 if ( bc->txgain != 0 ) { 01597 cb_log(4, stack->port, "--> Changing txgain to %d\n", bc->txgain); 01598 manager_ph_control(bc, VOL_CHANGE_TX, bc->txgain); 01599 } 01600 if ( bc->rxgain != 0 ) { 01601 cb_log(4, stack->port, "--> Changing rxgain to %d\n", bc->rxgain); 01602 manager_ph_control(bc, VOL_CHANGE_RX, bc->rxgain); 01603 } 01604 } 01605 01606 break; 01607 case EVENT_CONNECT: 01608 01609 if ( *bc->crypt_key ) { 01610 cb_log(4, stack->port, "ENABLING BLOWFISH channel:%d oad%d:%s dad%d:%s\n", bc->channel, bc->onumplan,bc->oad, bc->dnumplan,bc->dad); 01611 manager_ph_control_block(bc, BF_ENABLE_KEY, bc->crypt_key, strlen(bc->crypt_key) ); 01612 } 01613 case EVENT_ALERTING: 01614 case EVENT_PROGRESS: 01615 case EVENT_PROCEEDING: 01616 case EVENT_SETUP_ACKNOWLEDGE: 01617 case EVENT_SETUP: 01618 { 01619 if (bc->channel == 0xff || bc->channel<=0) 01620 bc->channel=0; 01621 01622 if (find_free_chan_in_stack(stack, bc, bc->channel, 0)<0){ 01623 if (!stack->pri && !stack->ptp) { 01624 bc->cw=1; 01625 break; 01626 } 01627 01628 if (!bc->channel) 01629 cb_log(0, stack->port, "Any Channel Requested, but we have no more!!\n"); 01630 else 01631 cb_log(0, stack->port, 01632 "Requested Channel Already in Use releasing this call with cause %d!!!!\n", 01633 bc->out_cause); 01634 01635 /* when the channel is already in use, we can't 01636 * simply clear it, we need to make sure that 01637 * it will still be marked as in_use in the 01638 * available channels list.*/ 01639 bc->channel=0; 01640 01641 misdn_lib_send_event(bc,EVENT_RELEASE_COMPLETE); 01642 return -1; 01643 } 01644 } 01645 01646 setup_bc(bc); 01647 break; 01648 01649 case EVENT_RELEASE_COMPLETE: 01650 case EVENT_RELEASE: 01651 break; 01652 default: 01653 break; 01654 } 01655 } else { /** NT MODE **/ 01656 01657 } 01658 return 0; 01659 }
| static int handle_event_nt | ( | void * | dat, | |
| void * | arg | |||
| ) | [static] |
Definition at line 1875 of file isdn_lib.c.
References misdn_bchannel::addr, AST_CAUSE_USER_BUSY, misdn_bchannel::b_stid, misdn_stack::bc, misdn_bchannel::cause, cb_event, cb_log, misdn_bchannel::channel, clean_up_bc(), create_l3msg(), empty_bc(), empty_chan_in_stack(), EVENT_NEW_L3ID, EVENT_PORT_ALARM, EVENT_RELEASE, EVENT_RELEASE_COMPLETE, EVENT_SETUP, find_bc_by_l3id(), find_bc_by_masked_l3id(), find_free_chan_in_stack(), find_stack_by_mgr(), free, handle_cr(), misdn_bchannel::holded, misdn_bchannel::in_use, isdn_get_info(), isdn_msg_get_event(), isdn_msg_parse_event(), misdn_stack::l1link, misdn_stack::l2link, misdn_stack::l2upcnt, misdn_bchannel::l3_id, misdn_lib_get_free_bc(), misdn_lib_get_l2_up(), misdn_lib_reinit_nt_stack(), misdn_lib_send_event(), misdn_lib_send_restart(), misdn_make_dummy(), msg, msgs_g, misdn_stack::nst, misdn_stack::nstlock, misdn_stack::nt, misdn_bchannel::port, misdn_stack::port, misdn_stack::procids, pthread_mutex_lock, pthread_mutex_unlock, misdn_stack::ptp, release_cr(), misdn_stack::restart_sent, stack_holder_find(), stack_holder_remove(), misdn_stack::upper_id, and misdn_lib::user_data.
Referenced by misdn_lib_reinit_nt_stack(), and stack_init().
01876 { 01877 manager_t *mgr = (manager_t *)dat; 01878 msg_t *msg = (msg_t *)arg; 01879 mISDNuser_head_t *hh; 01880 struct misdn_stack *stack; 01881 int reject=0; 01882 01883 if (!msg || !mgr) 01884 return(-EINVAL); 01885 01886 stack = find_stack_by_mgr(mgr); 01887 hh=(mISDNuser_head_t*)msg->data; 01888 01889 /* 01890 * When we are called from the mISDNuser lib, the nstlock is held and it 01891 * must be held when we return. We unlock here because the lib may be 01892 * entered again recursively. 01893 */ 01894 pthread_mutex_unlock(&stack->nstlock); 01895 01896 cb_log(5, stack->port, " --> lib: prim %x dinfo %x\n",hh->prim, hh->dinfo); 01897 { 01898 switch(hh->prim){ 01899 case CC_RETRIEVE|INDICATION: 01900 { 01901 struct misdn_bchannel *bc; 01902 struct misdn_bchannel *hold_bc; 01903 01904 iframe_t frm; /* fake te frm to add callref to global callreflist */ 01905 frm.dinfo = hh->dinfo; 01906 01907 frm.addr=stack->upper_id | FLG_MSG_DOWN; 01908 01909 frm.prim = CC_NEW_CR|INDICATION; 01910 01911 if (handle_cr( stack, &frm)< 0) { 01912 msg_t *dmsg; 01913 cb_log(4, stack->port, "Patch from MEIDANIS:Sending RELEASE_COMPLETE %x (No free Chan for you..)\n", hh->dinfo); 01914 dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST,MT_RELEASE_COMPLETE, hh->dinfo,sizeof(RELEASE_COMPLETE_t), 1); 01915 pthread_mutex_lock(&stack->nstlock); 01916 stack->nst.manager_l3(&stack->nst, dmsg); 01917 free_msg(msg); 01918 return 0; 01919 } 01920 01921 bc = find_bc_by_l3id(stack, hh->dinfo); 01922 hold_bc = stack_holder_find(stack, bc->l3_id); 01923 cb_log(4, stack->port, "bc_l3id:%x holded_bc_l3id:%x\n",bc->l3_id, hold_bc->l3_id); 01924 01925 if (hold_bc) { 01926 cb_log(4, stack->port, "REMOVING Holder\n"); 01927 01928 /*swap the backup to our new channel back*/ 01929 stack_holder_remove(stack, hold_bc); 01930 memcpy(bc, hold_bc, sizeof(*bc)); 01931 free(hold_bc); 01932 01933 bc->holded=0; 01934 bc->b_stid=0; 01935 } 01936 01937 } 01938 01939 break; 01940 01941 case CC_SETUP|CONFIRM: 01942 { 01943 struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo); 01944 int l3id = *((int *)(((u_char *)msg->data)+ mISDNUSER_HEAD_SIZE)); 01945 cb_log(4, stack->port, " --> lib: Event_ind:SETUP CONFIRM [NT] : new L3ID is %x\n",l3id ); 01946 01947 if (bc) { 01948 cb_log (2, bc->port, "I IND :CC_SETUP|CONFIRM: old l3id:%x new l3id:%x\n", bc->l3_id, l3id); 01949 bc->l3_id = l3id; 01950 cb_event(EVENT_NEW_L3ID, bc, glob_mgr->user_data); 01951 } else { 01952 cb_log(4, stack->port, "Bc Not found (after SETUP CONFIRM)\n"); 01953 } 01954 } 01955 free_msg(msg); 01956 pthread_mutex_lock(&stack->nstlock); 01957 return 0; 01958 01959 case CC_SETUP|INDICATION: 01960 { 01961 struct misdn_bchannel* bc=misdn_lib_get_free_bc(stack->port, 0, 1, 0); 01962 if (!bc) { 01963 msg_t *dmsg; 01964 cb_log(4, stack->port, "Patch from MEIDANIS:Sending RELEASE_COMPLETE %x (No free Chan for you..)\n", hh->dinfo); 01965 dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST,MT_RELEASE_COMPLETE, hh->dinfo,sizeof(RELEASE_COMPLETE_t), 1); 01966 pthread_mutex_lock(&stack->nstlock); 01967 stack->nst.manager_l3(&stack->nst, dmsg); 01968 free_msg(msg); 01969 return 0; 01970 } 01971 01972 cb_log(4, stack->port, " --> new_process: New L3Id: %x\n",hh->dinfo); 01973 bc->l3_id=hh->dinfo; 01974 } 01975 break; 01976 01977 case CC_CONNECT_ACKNOWLEDGE|INDICATION: 01978 break; 01979 01980 case CC_ALERTING|INDICATION: 01981 case CC_PROCEEDING|INDICATION: 01982 case CC_SETUP_ACKNOWLEDGE|INDICATION: 01983 if(!stack->ptp) break; 01984 case CC_CONNECT|INDICATION: 01985 break; 01986 case CC_DISCONNECT|INDICATION: 01987 { 01988 struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo); 01989 if (!bc) { 01990 bc=find_bc_by_masked_l3id(stack, hh->dinfo, 0xffff0000); 01991 if (bc) { 01992 int myprocid=bc->l3_id&0x0000ffff; 01993 hh->dinfo=(hh->dinfo&0xffff0000)|myprocid; 01994 cb_log(3,stack->port,"Reject dinfo: %x cause:%d\n",hh->dinfo,bc->cause); 01995 reject=1; 01996 } 01997 } 01998 } 01999 break; 02000 02001 case CC_FACILITY|INDICATION: 02002 { 02003 struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo); 02004 if (!bc) { 02005 bc=find_bc_by_masked_l3id(stack, hh->dinfo, 0xffff0000); 02006 if (bc) { 02007 int myprocid=bc->l3_id&0x0000ffff; 02008 hh->dinfo=(hh->dinfo&0xffff0000)|myprocid; 02009 cb_log(4,bc->port,"Repaired reject Bug, new dinfo: %x\n",hh->dinfo); 02010 } 02011 } 02012 } 02013 break; 02014 02015 case CC_RELEASE_COMPLETE|INDICATION: 02016 break; 02017 02018 case CC_SUSPEND|INDICATION: 02019 { 02020 msg_t *dmsg; 02021 cb_log(4, stack->port, " --> Got Suspend, sending Reject for now\n"); 02022 dmsg = create_l3msg(CC_SUSPEND_REJECT | REQUEST,MT_SUSPEND_REJECT, hh->dinfo,sizeof(RELEASE_COMPLETE_t), 1); 02023 pthread_mutex_lock(&stack->nstlock); 02024 stack->nst.manager_l3(&stack->nst, dmsg); 02025 free_msg(msg); 02026 return 0; 02027 } 02028 break; 02029 case CC_RESUME|INDICATION: 02030 break; 02031 02032 case CC_RELEASE|CONFIRM: 02033 { 02034 struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo); 02035 02036 if (bc) { 02037 cb_log(1, stack->port, "CC_RELEASE|CONFIRM (l3id:%x), sending RELEASE_COMPLETE\n", hh->dinfo); 02038 misdn_lib_send_event(bc, EVENT_RELEASE_COMPLETE); 02039 } 02040 } 02041 break; 02042 02043 case CC_RELEASE|INDICATION: 02044 break; 02045 02046 case CC_RELEASE_CR|INDICATION: 02047 release_cr(stack, hh); 02048 free_msg(msg); 02049 pthread_mutex_lock(&stack->nstlock); 02050 return 0 ; 02051 break; 02052 02053 case CC_NEW_CR|INDICATION: 02054 /* Got New CR for bchan, for now I handle this one in */ 02055 /* connect_ack, Need to be changed */ 02056 { 02057 struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo); 02058 int l3id = *((int *)(((u_char *)msg->data)+ mISDNUSER_HEAD_SIZE)); 02059 if (!bc) { 02060 cb_log(0, stack->port, " --> In NEW_CR: didn't found bc ??\n"); 02061 pthread_mutex_lock(&stack->nstlock); 02062 return -1; 02063 } 02064 if (((l3id&0xff00)!=0xff00) && ((bc->l3_id&0xff00)==0xff00)) { 02065 cb_log(4, stack->port, " --> Removing Process Id:%x on this port.\n", 0xff&bc->l3_id); 02066 stack->procids[bc->l3_id&0xff] = 0 ; 02067 } 02068 cb_log(4, stack->port, "lib: Event_ind:CC_NEW_CR : very new L3ID is %x\n",l3id ); 02069 02070 bc->l3_id =l3id; 02071 cb_event(EVENT_NEW_L3ID, bc, glob_mgr->user_data); 02072 02073 free_msg(msg); 02074 pthread_mutex_lock(&stack->nstlock); 02075 return 0; 02076 } 02077 02078 case DL_ESTABLISH | INDICATION: 02079 case DL_ESTABLISH | CONFIRM: 02080 { 02081 cb_log(3, stack->port, "%% GOT L2 Activate Info.\n"); 02082 02083 if (stack->ptp && stack->l2link) { 02084 cb_log(0, stack->port, "%% GOT L2 Activate Info. but we're activated already.. this l2 is faulty, blocking port\n"); 02085 cb_event(EVENT_PORT_ALARM, &stack->bc[0], glob_mgr->user_data); 02086 } 02087 02088 if (stack->ptp && !stack->restart_sent) { 02089 /* make sure we restart the interface of the 02090 * other side */ 02091 stack->restart_sent=1; 02092 misdn_lib_send_restart(stack->port, -1); 02093 02094 } 02095 02096 /* when we get the L2 UP, the L1 is UP definitely too*/ 02097 stack->l2link = 1; 02098 stack->l2upcnt=0; 02099 02100 free_msg(msg); 02101 pthread_mutex_lock(&stack->nstlock); 02102 return 0; 02103 } 02104 break; 02105 02106 02107 case DL_RELEASE | INDICATION: 02108 case DL_RELEASE | CONFIRM: 02109 { 02110 if (stack->ptp) { 02111 cb_log(3 , stack->port, "%% GOT L2 DeActivate Info.\n"); 02112 02113 if (stack->l2upcnt>3) { 02114 cb_log(0 , stack->port, "!!! Could not Get the L2 up after 3 Attempts!!!\n"); 02115 } else { 02116 #if 0 02117 if (stack->nt) misdn_lib_reinit_nt_stack(stack->port); 02118 #endif 02119 if (stack->l1link) { 02120 misdn_lib_get_l2_up(stack); 02121 stack->l2upcnt++; 02122 } 02123 } 02124 02125 } else 02126 cb_log(3, stack->port, "%% GOT L2 DeActivate Info.\n"); 02127 02128 stack->l2link = 0; 02129 free_msg(msg); 02130 pthread_mutex_lock(&stack->nstlock); 02131 return 0; 02132 } 02133 break; 02134 } 02135 } 02136 02137 { 02138 /* Parse Events and fire_up to App. */ 02139 struct misdn_bchannel *bc; 02140 struct misdn_bchannel dummybc; 02141 02142 enum event_e event = isdn_msg_get_event(msgs_g, msg, 1); 02143 02144 bc=find_bc_by_l3id(stack, hh->dinfo); 02145 02146 if (!bc) { 02147 cb_log(4, stack->port, " --> Didn't find BC so temporarily creating dummy BC (l3id:%x).\n", hh->dinfo); 02148 misdn_make_dummy(&dummybc, stack->port, hh->dinfo, stack->nt, 0); 02149 bc=&dummybc; 02150 } 02151 if (bc ) { 02152 isdn_msg_parse_event(msgs_g,msg,bc, 1); 02153 02154 switch (event) { 02155 case EVENT_SETUP: 02156 if (bc->channel<=0 || bc->channel==0xff) 02157 bc->channel=0; 02158 02159 if (find_free_chan_in_stack(stack,bc, bc->channel,0)<0) { 02160 msg_t *dmsg; 02161 cb_log(4, stack->port, "Patch from MEIDANIS:Sending RELEASE_COMPLETE %x (No free Chan for you..)\n", hh->dinfo); 02162 dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST,MT_RELEASE_COMPLETE, hh->dinfo,sizeof(RELEASE_COMPLETE_t), 1); 02163 pthread_mutex_lock(&stack->nstlock); 02164 stack->nst.manager_l3(&stack->nst, dmsg); 02165 free_msg(msg); 02166 return 0; 02167 } 02168 break; 02169 case EVENT_RELEASE: 02170 case EVENT_RELEASE_COMPLETE: 02171 { 02172 int channel=bc->channel; 02173 int tmpcause=bc->cause; 02174 empty_bc(bc); 02175 bc->cause=tmpcause; 02176 clean_up_bc(bc); 02177 02178 if (channel>0) 02179 empty_chan_in_stack(stack,channel); 02180 bc->in_use=0; 02181 } 02182 break; 02183 02184 default: 02185 break; 02186 } 02187 02188 if(!isdn_get_info(msgs_g,event,1)) { 02189 cb_log(4, stack->port, "Unknown Event Ind: prim %x dinfo %x\n",hh->prim, hh->dinfo); 02190 } else { 02191 if (reject) { 02192 switch(bc->cause){ 02193 case AST_CAUSE_USER_BUSY: 02194 cb_log(1, stack->port, "Siemens Busy reject..\n"); 02195 02196 break; 02197 default: 02198 break; 02199 } 02200 } 02201 cb_event(event, bc, glob_mgr->user_data); 02202 } 02203 } else { 02204 cb_log(4, stack->port, "No BC found with l3id: prim %x dinfo %x\n",hh->prim, hh->dinfo); 02205 } 02206 02207 free_msg(msg); 02208 } 02209 02210 02211 pthread_mutex_lock(&stack->nstlock); 02212 return 0; 02213 }
| static int handle_frm | ( | msg_t * | msg | ) | [static] |
Preprocess some Events
Definition at line 2692 of file isdn_lib.c.
References AST_CAUSE_NORMAL_CLEARING, AST_CAUSE_REQUESTED_CHAN_UNAVAIL, bc_state_change(), BCHAN_CLEANED, misdn_bchannel::cause, cb_event, cb_log, misdn_bchannel::channel, clean_up_bc(), empty_bc(), empty_chan_in_stack(), EVENT_RELEASE_COMPLETE, EVENT_RESTART, EVENT_SETUP, find_bc_by_l3id(), find_stack_by_addr(), handle_cr(), handle_event(), misdn_bchannel::in_use, isdn_get_info(), isdn_msg_get_event(), isdn_msg_parse_event(), misdn_bchannel::l3_id, misdn_lib_send_event(), misdn_lib_send_restart(), misdn_make_dummy(), msgs_g, misdn_bchannel::out_cause, misdn_bchannel::port, RESPONSE_IGNORE_SETUP, RESPONSE_IGNORE_SETUP_WITHOUT_CLOSE, RESPONSE_OK, RESPONSE_RELEASE_SETUP, misdn_bchannel::restart_channel, and misdn_lib::user_data.
Referenced by manager_event_handler(), and manager_isdn_handler().
02693 { 02694 iframe_t *frm = (iframe_t*) msg->data; 02695 02696 struct misdn_stack *stack=find_stack_by_addr(frm->addr); 02697 02698 if (!stack || stack->nt) { 02699 return 0; 02700 } 02701 02702 cb_log(4,stack?stack->port:0,"handle_frm: frm->addr:%x frm->prim:%x\n",frm->addr,frm->prim); 02703 02704 { 02705 struct misdn_bchannel dummybc; 02706 struct misdn_bchannel *bc; 02707 int ret=handle_cr(stack, frm); 02708 02709 if (ret<0) { 02710 cb_log(3,stack?stack->port:0,"handle_frm: handle_cr <0 prim:%x addr:%x\n", frm->prim, frm->addr); 02711 02712 02713 } 02714 02715 if(ret) { 02716 free_msg(msg); 02717 return 1; 02718 } 02719 02720 bc=find_bc_by_l3id(stack, frm->dinfo); 02721 02722 if (!bc && (frm->prim==(CC_RESTART|CONFIRM)) ) { 02723 misdn_make_dummy(&dummybc, stack->port, MISDN_ID_GLOBAL, stack->nt, 0); 02724 bc=&dummybc; 02725 } 02726 02727 if (!bc && (frm->prim==(CC_SETUP|INDICATION)) ) { 02728 misdn_make_dummy(&dummybc, stack->port, MISDN_ID_GLOBAL, stack->nt, 0); 02729 dummybc.port=stack->port; 02730 dummybc.l3_id=frm->dinfo; 02731 bc=&dummybc; 02732 02733 misdn_lib_send_event(bc,EVENT_RELEASE_COMPLETE); 02734 02735 free_msg(msg); 02736 return 1; 02737 } 02738 02739 02740 handle_frm_bc: 02741 if (bc ) { 02742 enum event_e event = isdn_msg_get_event(msgs_g, msg, 0); 02743 enum event_response_e response=RESPONSE_OK; 02744 int ret; 02745 02746 isdn_msg_parse_event(msgs_g,msg,bc, 0); 02747 02748 /** Preprocess some Events **/ 02749 ret = handle_event(bc, event, frm); 02750 if (ret<0) { 02751 cb_log(0,stack->port,"couldn't handle event\n"); 02752 free_msg(msg); 02753 return 1; 02754 } 02755 /* shoot up event to App: */ 02756 cb_log(5, stack->port, "lib Got Prim: Addr %x prim %x dinfo %x\n",frm->addr, frm->prim, frm->dinfo); 02757 02758 if(!isdn_get_info(msgs_g,event,0)) 02759 cb_log(0, stack->port, "Unknown Event Ind: Addr:%x prim %x dinfo %x\n",frm->addr, frm->prim, frm->dinfo); 02760 else 02761 response=cb_event(event, bc, glob_mgr->user_data); 02762 #if 1 02763 if (event == EVENT_SETUP) { 02764 switch (response) { 02765 case RESPONSE_IGNORE_SETUP_WITHOUT_CLOSE: 02766 02767 cb_log(0, stack->port, "TOTALLY IGNORING SETUP\n"); 02768 02769 break; 02770 case RESPONSE_IGNORE_SETUP: 02771 /* I think we should send CC_RELEASE_CR, but am not sure*/ 02772 bc->out_cause = AST_CAUSE_NORMAL_CLEARING; 02773 02774 case RESPONSE_RELEASE_SETUP: 02775 misdn_lib_send_event(bc,EVENT_RELEASE_COMPLETE); 02776 if (bc->channel>0) 02777 empty_chan_in_stack(stack, bc->channel); 02778 empty_bc(bc); 02779 bc_state_change(bc,BCHAN_CLEANED); 02780 bc->in_use=0; 02781 02782 cb_log(0, stack->port, "GOT IGNORE SETUP\n"); 02783 break; 02784 case RESPONSE_OK: 02785 cb_log(4, stack->port, "GOT SETUP OK\n"); 02786 02787 02788 break; 02789 default: 02790 break; 02791 } 02792 } 02793 02794 if (event == EVENT_RELEASE_COMPLETE) { 02795 /* release bchannel only after we've announced the RELEASE_COMPLETE */ 02796 int channel=bc->channel; 02797 int tmpcause=bc->cause; 02798 int tmp_out_cause=bc->out_cause; 02799 empty_bc(bc); 02800 bc->cause=tmpcause; 02801 bc->out_cause=tmp_out_cause; 02802 clean_up_bc(bc); 02803 bc->in_use = 0; 02804 02805 if (tmpcause == AST_CAUSE_REQUESTED_CHAN_UNAVAIL) { 02806 cb_log(0, stack->port, "**** Received CAUSE:%d, restarting channel %d\n", AST_CAUSE_REQUESTED_CHAN_UNAVAIL, channel); 02807 misdn_lib_send_restart(stack->port, channel); 02808 } 02809 if (channel > 0) { 02810 empty_chan_in_stack(stack, channel); 02811 } 02812 } 02813 02814 if (event == EVENT_RESTART) { 02815 cb_log(0, stack->port, "**** Received RESTART channel:%d\n", bc->restart_channel); 02816 empty_chan_in_stack(stack, bc->restart_channel); 02817 } 02818 02819 cb_log(5, stack->port, "Freeing Msg on prim:%x \n",frm->prim); 02820 02821 02822 free_msg(msg); 02823 return 1; 02824 #endif 02825 02826 } else { 02827 struct misdn_bchannel dummybc; 02828 if (frm->prim!=(CC_FACILITY|INDICATION)) 02829 cb_log(0, stack->port, " --> Didn't find BC so temporarily creating dummy BC (l3id:%x) on this port.\n", frm->dinfo); 02830 else 02831 cb_log(5, stack->port, " --> Using Dummy BC for FACILITY\n"); 02832 02833 memset (&dummybc,0,sizeof(dummybc)); 02834 dummybc.port=stack->port; 02835 dummybc.l3_id=frm->dinfo; 02836 bc=&dummybc; 02837 goto handle_frm_bc; 02838 } 02839 } 02840 02841 cb_log(4, stack->port, "TE_FRM_HANDLER: Returning 0 on prim:%x \n",frm->prim); 02842 return 0; 02843 }
| static int handle_frm_nt | ( | msg_t * | msg | ) | [static] |
Definition at line 2657 of file isdn_lib.c.
References cb_log, find_stack_by_addr(), pthread_mutex_lock, and pthread_mutex_unlock.
Referenced by manager_event_handler(), and manager_isdn_handler().
02658 { 02659 iframe_t *frm= (iframe_t*)msg->data; 02660 struct misdn_stack *stack; 02661 int err=0; 02662 02663 stack=find_stack_by_addr( frm->addr ); 02664 02665 02666 02667 if (!stack || !stack->nt) { 02668 return 0; 02669 } 02670 02671 02672 pthread_mutex_lock(&stack->nstlock); 02673 if ((err=stack->nst.l1_l2(&stack->nst,msg))) { 02674 pthread_mutex_unlock(&stack->nstlock); 02675 if (nt_err_cnt > 0 ) { 02676 if (nt_err_cnt < 100) { 02677 nt_err_cnt++; 02678 cb_log(0, stack->port, "NT Stack sends us error: %d \n", err); 02679 } else if (nt_err_cnt < 105){ 02680 cb_log(0, stack->port, "NT Stack sends us error: %d over 100 times, so I'll stop this message\n", err); 02681 nt_err_cnt = - 1; 02682 } 02683 } 02684 free_msg(msg); 02685 return 1; 02686 } 02687 pthread_mutex_unlock(&stack->nstlock); 02688 return 1; 02689 }
| static int handle_l1 | ( | msg_t * | msg | ) | [static] |
Definition at line 2846 of file isdn_lib.c.
References cb_event, cb_log, EVENT_CLEANUP, EVENT_NOTHING, find_stack_by_addr(), isdn_get_info(), MISDN_INITIALIZED, misdn_lib_get_l2_up(), misdn_lib_send_event(), msgs_g, pthread_mutex_lock, pthread_mutex_unlock, and misdn_lib::user_data.
Referenced by manager_isdn_handler().
02847 { 02848 iframe_t *frm = (iframe_t*) msg->data; 02849 struct misdn_stack *stack = find_stack_by_addr(frm->addr); 02850 int i ; 02851 02852 if (!stack) return 0 ; 02853 02854 switch (frm->prim) { 02855 case PH_ACTIVATE | CONFIRM: 02856 case PH_ACTIVATE | INDICATION: 02857 cb_log (3, stack->port, "L1: PH L1Link Up!\n"); 02858 stack->l1link=1; 02859 02860 if (stack->nt) { 02861 02862 pthread_mutex_lock(&stack->nstlock); 02863 if (stack->nst.l1_l2(&stack->nst, msg)) 02864 free_msg(msg); 02865 pthread_mutex_unlock(&stack->nstlock); 02866 02867 if (stack->ptp) 02868 misdn_lib_get_l2_up(stack); 02869 } else { 02870 free_msg(msg); 02871 } 02872 02873 for (i=0;i<=stack->b_num; i++) { 02874 if (stack->bc[i].evq != EVENT_NOTHING) { 02875 cb_log(4, stack->port, "Firing Queued Event %s because L1 got up\n", isdn_get_info(msgs_g, stack->bc[i].evq, 0)); 02876 misdn_lib_send_event(&stack->bc[i],stack->bc[i].evq); 02877 stack->bc[i].evq=EVENT_NOTHING; 02878 } 02879 02880 } 02881 return 1; 02882 02883 case PH_ACTIVATE | REQUEST: 02884 free_msg(msg); 02885 cb_log(3,stack->port,"L1: PH_ACTIVATE|REQUEST \n"); 02886 return 1; 02887 02888 case PH_DEACTIVATE | REQUEST: 02889 free_msg(msg); 02890 cb_log(3,stack->port,"L1: PH_DEACTIVATE|REQUEST \n"); 02891 return 1; 02892 02893 case PH_DEACTIVATE | CONFIRM: 02894 case PH_DEACTIVATE | INDICATION: 02895 cb_log (3, stack->port, "L1: PH L1Link Down! \n"); 02896 02897 #if 0 02898 for (i=0; i<=stack->b_num; i++) { 02899 if (global_state == MISDN_INITIALIZED) { 02900 cb_event(EVENT_CLEANUP, &stack->bc[i], glob_mgr->user_data); 02901 } 02902 } 02903 #endif 02904 02905 if (stack->nt) { 02906 pthread_mutex_lock(&stack->nstlock); 02907 if (stack->nst.l1_l2(&stack->nst, msg)) 02908 free_msg(msg); 02909 pthread_mutex_unlock(&stack->nstlock); 02910 } else { 02911 free_msg(msg); 02912 } 02913 02914 stack->l1link=0; 02915 stack->l2link=0; 02916 return 1; 02917 } 02918 02919 return 0; 02920 }
| static int handle_l2 | ( | msg_t * | msg | ) | [static] |
Definition at line 2922 of file isdn_lib.c.
References cb_event, cb_log, EVENT_PORT_ALARM, find_stack_by_addr(), and misdn_lib::user_data.
Referenced by manager_isdn_handler().
02923 { 02924 iframe_t *frm = (iframe_t*) msg->data; 02925 02926 struct misdn_stack *stack = find_stack_by_addr(frm->addr); 02927 02928 if (!stack) { 02929 return 0 ; 02930 } 02931 02932 switch(frm->prim) { 02933 02934 case DL_ESTABLISH | REQUEST: 02935 cb_log(1,stack->port,"DL_ESTABLISH|REQUEST \n"); 02936 free_msg(msg); 02937 return 1; 02938 case DL_RELEASE | REQUEST: 02939 cb_log(1,stack->port,"DL_RELEASE|REQUEST \n"); 02940 free_msg(msg); 02941 return 1; 02942 02943 case DL_ESTABLISH | INDICATION: 02944 case DL_ESTABLISH | CONFIRM: 02945 { 02946 cb_log (3, stack->port, "L2: L2Link Up! \n"); 02947 if (stack->ptp && stack->l2link) { 02948 cb_log (-1, stack->port, "L2: L2Link Up! but it's already UP.. must be faulty, blocking port\n"); 02949 cb_event(EVENT_PORT_ALARM, &stack->bc[0], glob_mgr->user_data); 02950 } 02951 stack->l2link=1; 02952 free_msg(msg); 02953 return 1; 02954 } 02955 break; 02956 02957 case DL_RELEASE | INDICATION: 02958 case DL_RELEASE | CONFIRM: 02959 { 02960 cb_log (3, stack->port, "L2: L2Link Down! \n"); 02961 stack->l2link=0; 02962 02963 free_msg(msg); 02964 return 1; 02965 } 02966 break; 02967 } 02968 return 0; 02969 }
| static int handle_mgmt | ( | msg_t * | msg | ) | [static] |
Definition at line 2971 of file isdn_lib.c.
References cb_log, clear_l3(), and find_stack_by_addr().
Referenced by manager_isdn_handler().
02972 { 02973 iframe_t *frm = (iframe_t*) msg->data; 02974 struct misdn_stack *stack; 02975 02976 if ( (frm->addr == 0) && (frm->prim == (MGR_DELLAYER|CONFIRM)) ) { 02977 cb_log(2, 0, "MGMT: DELLAYER|CONFIRM Addr: 0 !\n") ; 02978 free_msg(msg); 02979 return 1; 02980 } 02981 02982 stack = find_stack_by_addr(frm->addr); 02983 02984 if (!stack) { 02985 if (frm->prim == (MGR_DELLAYER|CONFIRM)) { 02986 cb_log(2, 0, "MGMT: DELLAYER|CONFIRM Addr: %x !\n", 02987 frm->addr) ; 02988 free_msg(msg); 02989 return 1; 02990 } 02991 02992 return 0; 02993 } 02994 02995 switch(frm->prim) { 02996 case MGR_SHORTSTATUS | INDICATION: 02997 case MGR_SHORTSTATUS | CONFIRM: 02998 cb_log(5, stack->port, "MGMT: Short status dinfo %x\n",frm->dinfo); 02999 03000 switch (frm->dinfo) { 03001 case SSTATUS_L1_ACTIVATED: 03002 cb_log(3, stack->port, "MGMT: SSTATUS: L1_ACTIVATED \n"); 03003 stack->l1link=1; 03004 03005 break; 03006 case SSTATUS_L1_DEACTIVATED: 03007 cb_log(3, stack->port, "MGMT: SSTATUS: L1_DEACTIVATED \n"); 03008 stack->l1link=0; 03009 #if 0 03010 clear_l3(stack); 03011 #endif 03012 break; 03013 03014 case SSTATUS_L2_ESTABLISHED: 03015 cb_log(3, stack->port, "MGMT: SSTATUS: L2_ESTABLISH \n"); 03016 stack->l2link=1; 03017 break; 03018 03019 case SSTATUS_L2_RELEASED: 03020 cb_log(3, stack->port, "MGMT: SSTATUS: L2_RELEASED \n"); 03021 stack->l2link=0; 03022 break; 03023 } 03024 03025 free_msg(msg); 03026 return 1; 03027 03028 case MGR_SETSTACK | INDICATION: 03029 cb_log(4, stack->port, "MGMT: SETSTACK|IND dinfo %x\n",frm->dinfo); 03030 free_msg(msg); 03031 return 1; 03032 case MGR_DELLAYER | CONFIRM: 03033 cb_log(4, stack->port, "MGMT: DELLAYER|CNF dinfo %x\n",frm->dinfo) ; 03034 free_msg(msg); 03035 return 1; 03036 03037 } 03038 03039 /* 03040 if ( (frm->prim & 0x0f0000) == 0x0f0000) { 03041 cb_log(5, 0, "$$$ MGMT FRAME: prim %x addr %x dinfo %x\n",frm->prim, frm->addr, frm->dinfo) ; 03042 free_msg(msg); 03043 return 1; 03044 } */ 03045 03046 return 0; 03047 }
| static int handle_timers | ( | msg_t * | msg | ) | [static] |
Definition at line 2216 of file isdn_lib.c.
References cb_log, misdn_stack::next, pthread_mutex_lock, pthread_mutex_unlock, and misdn_lib::stack_list.
Referenced by manager_isdn_handler().
02217 { 02218 iframe_t *frm= (iframe_t*)msg->data; 02219 struct misdn_stack *stack; 02220 02221 /* Timer Stuff */ 02222 switch (frm->prim) { 02223 case MGR_INITTIMER | CONFIRM: 02224 case MGR_ADDTIMER | CONFIRM: 02225 case MGR_DELTIMER | CONFIRM: 02226 case MGR_REMOVETIMER | CONFIRM: 02227 free_msg(msg); 02228 return(1); 02229 } 02230 02231 02232 02233 if (frm->prim==(MGR_TIMER | INDICATION) ) { 02234 for (stack = glob_mgr->stack_list; 02235 stack; 02236 stack = stack->next) { 02237 itimer_t *it; 02238 02239 if (!stack->nt) continue; 02240 02241 it = stack->nst.tlist; 02242 /* find timer */ 02243 for(it=stack->nst.tlist; 02244 it; 02245 it=it->next) { 02246 if (it->id == (int)frm->addr) 02247 break; 02248 } 02249 if (it) { 02250 int ret; 02251 ret = mISDN_write_frame(stack->midev, msg->data, frm->addr, 02252 MGR_TIMER | RESPONSE, 0, 0, NULL, TIMEOUT_1SEC); 02253 test_and_clear_bit(FLG_TIMER_RUNING, (long unsigned int *)&it->Flags); 02254 pthread_mutex_lock(&stack->nstlock); 02255 ret = it->function(it->data); 02256 pthread_mutex_unlock(&stack->nstlock); 02257 free_msg(msg); 02258 return 1; 02259 } 02260 } 02261 02262 cb_log(0, 0, "Timer Msg without Timer ??\n"); 02263 free_msg(msg); 02264 return 1; 02265 } 02266 02267 return 0; 02268 }
| static int init_bc | ( | struct misdn_stack * | stack, | |
| struct misdn_bchannel * | bc, | |||
| int | midev, | |||
| int | port, | |||
| int | bidx, | |||
| char * | msn, | |||
| int | firsttime | |||
| ) | [static] |
IFACE
Definition at line 1178 of file isdn_lib.c.
References misdn_bchannel::astbuf, bc_state_change(), BCHAN_CLEANED, buff, cb_log, empty_bc(), send_lock::lock, malloc, MISDN_IBUF_SIZE, misdn_bchannel::msn, misdn_stack::nt, misdn_bchannel::nt, misdn_stack::port, misdn_bchannel::port, misdn_stack::pri, misdn_bchannel::pri, pthread_mutex_init, and misdn_bchannel::send_lock.
Referenced by misdn_lib_init().
01179 { 01180 unsigned char buff[1025] = ""; 01181 iframe_t *frm = (iframe_t *)buff; 01182 int ret; 01183 01184 if (!bc) return -1; 01185 01186 cb_log(8, port, "Init.BC %d.\n",bidx); 01187 01188 memset(bc, 0,sizeof(struct misdn_bchannel)); 01189 01190 bc->send_lock=malloc(sizeof(struct send_lock)); 01191 if (!bc->send_lock) { 01192 return -1; 01193 } 01194 pthread_mutex_init(&bc->send_lock->lock, NULL); 01195 01196 if (msn) { 01197 int l = sizeof(bc->msn); 01198 strncpy(bc->msn,msn, l); 01199 bc->msn[l-1] = 0; 01200 } 01201 01202 01203 empty_bc(bc); 01204 bc_state_change(bc, BCHAN_CLEANED); 01205 01206 bc->port=stack->port; 01207 bc->nt=stack->nt?1:0; 01208 bc->pri=stack->pri; 01209 01210 { 01211 ibuffer_t* ibuf= init_ibuffer(MISDN_IBUF_SIZE); 01212 01213 if (!ibuf) return -1; 01214 01215 clear_ibuffer( ibuf); 01216 01217 ibuf->rsem=malloc(sizeof(sem_t)); 01218 if (!ibuf->rsem) { 01219 return -1; 01220 } 01221 01222 bc->astbuf=ibuf; 01223 01224 if (sem_init(ibuf->rsem,1,0)<0) 01225 sem_init(ibuf->rsem,0,0); 01226 01227 } 01228 01229 { 01230 stack_info_t *stinf; 01231 ret = mISDN_get_stack_info(midev, stack->port, buff, sizeof(buff)); 01232 if (ret < 0) { 01233 cb_log(0, port, "%s: Cannot get stack info for this port. (ret=%d)\n", __FUNCTION__, ret); 01234 return -1; 01235 } 01236 01237 stinf = (stack_info_t *)&frm->data.p; 01238 01239 cb_log(8, port, " --> Child %x\n",stinf->child[bidx]); 01240 } 01241 01242 return 0; 01243 }
| static void init_flip_bits | ( | void | ) | [static] |
Definition at line 323 of file isdn_lib.c.
Referenced by misdn_lib_init().
00324 { 00325 int i,k; 00326 00327 for (i = 0 ; i < 256 ; i++) { 00328 unsigned char sample = 0 ; 00329 for (k = 0; k<8; k++) { 00330 if ( i & 1 << k ) sample |= 0x80 >> k; 00331 } 00332 flip_table[i] = sample; 00333 } 00334 }
| void isdn_lib_stop_dtmf | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4387 of file isdn_lib.c.
References manager_ph_control().
Referenced by process_ast_dsp().
04388 { 04389 manager_ph_control(bc, DTMF_TONE_STOP, 0); 04390 }
| void isdn_lib_update_ec | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4375 of file isdn_lib.c.
References misdn_bchannel::ec_enable, manager_ec_disable(), and manager_ec_enable().
Referenced by process_ast_dsp().
04376 { 04377 #ifdef MISDN_1_2 04378 if (*bc->pipeline) 04379 #else 04380 if (bc->ec_enable) 04381 #endif 04382 manager_ec_enable(bc); 04383 else 04384 manager_ec_disable(bc); 04385 }
| void isdn_lib_update_rxgain | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4365 of file isdn_lib.c.
References manager_ph_control(), and misdn_bchannel::rxgain.
Referenced by process_ast_dsp().
04366 { 04367 manager_ph_control(bc, VOL_CHANGE_RX, bc->rxgain); 04368 }
| void isdn_lib_update_txgain | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4370 of file isdn_lib.c.
References manager_ph_control(), and misdn_bchannel::txgain.
Referenced by process_ast_dsp().
04371 { 04372 manager_ph_control(bc, VOL_CHANGE_TX, bc->txgain); 04373 }
| void manager_bchannel_activate | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4248 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_bchannel::astbuf, buf, cb_log, get_stack_by_bc(), misdn_stack::midev, misdn_stack::port, and misdn_bchannel::port.
Referenced by setup_bc().
04249 { 04250 char buf[128]; 04251 04252 struct misdn_stack *stack=get_stack_by_bc(bc); 04253 04254 if (!stack) { 04255 cb_log(0, bc->port, "bchannel_activate: Stack not found !"); 04256 return ; 04257 } 04258 04259 /* we must activate if we are deactivated */ 04260 clear_ibuffer(bc->astbuf); 04261 04262 cb_log(5, stack->port, "$$$ Bchan Activated addr %x\n", bc->addr); 04263 04264 mISDN_write_frame(stack->midev, buf, bc->addr | FLG_MSG_DOWN, DL_ESTABLISH | REQUEST, 0,0, NULL, TIMEOUT_1SEC); 04265 04266 return ; 04267 }
| void manager_bchannel_cleanup | ( | struct misdn_bchannel * | bc | ) |
| void manager_bchannel_deactivate | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4270 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_bchannel::astbuf, misdn_bchannel::bc_state, bc_state_change(), BCHAN_ACTIVATED, BCHAN_BRIDGED, BCHAN_RELEASE, buf, cb_log, misdn_bchannel::conf_id, misdn_bchannel::generate_tone, get_stack_by_bc(), misdn_stack::midev, misdn_split_conf(), misdn_stack::port, and misdn_bchannel::port.
Referenced by clean_up_bc().
04271 { 04272 struct misdn_stack *stack=get_stack_by_bc(bc); 04273 iframe_t dact; 04274 char buf[128]; 04275 04276 switch (bc->bc_state) { 04277 case BCHAN_ACTIVATED: 04278 break; 04279 case BCHAN_BRIDGED: 04280 misdn_split_conf(bc,bc->conf_id); 04281 break; 04282 default: 04283 cb_log( 4, bc->port,"bchan_deactivate: called but not activated\n"); 04284 return ; 04285 04286 } 04287 04288 cb_log(5, stack->port, "$$$ Bchan deActivated addr %x\n", bc->addr); 04289 04290 bc->generate_tone=0; 04291 04292 dact.prim = DL_RELEASE | REQUEST; 04293 dact.addr = bc->addr | FLG_MSG_DOWN; 04294 dact.dinfo = 0; 04295 dact.len = 0; 04296 mISDN_write_frame(stack->midev, buf, bc->addr | FLG_MSG_DOWN, DL_RELEASE|REQUEST,0,0,NULL, TIMEOUT_1SEC); 04297 04298 clear_ibuffer(bc->astbuf); 04299 04300 bc_state_change(bc,BCHAN_RELEASE); 04301 04302 return; 04303 }
| void manager_bchannel_setup | ( | struct misdn_bchannel * | bc | ) |
| void manager_clean_bc | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4414 of file isdn_lib.c.
References cb_event, misdn_bchannel::channel, empty_bc(), empty_chan_in_stack(), EVENT_CLEANUP, get_stack_by_bc(), and misdn_bchannel::in_use.
Referenced by misdn_lib_pid_restart().
04415 { 04416 struct misdn_stack *stack=get_stack_by_bc(bc); 04417 04418 if (bc->channel>0) 04419 empty_chan_in_stack(stack, bc->channel); 04420 empty_bc(bc); 04421 bc->in_use=0; 04422 04423 cb_event(EVENT_CLEANUP, bc, NULL); 04424 }
| void manager_ec_disable | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4603 of file isdn_lib.c.
References misdn_bchannel::capability, cb_log, misdn_bchannel::ec_enable, ECHOCAN_OFF, get_stack_by_bc(), manager_ph_control(), manager_ph_control_block(), misdn_cap_is_speech(), and misdn_stack::port.
Referenced by clean_up_bc(), handle_cli_misdn_toggle_echocancel(), and isdn_lib_update_ec().
04604 { 04605 struct misdn_stack *stack=get_stack_by_bc(bc); 04606 04607 cb_log(4, stack?stack->port:0," --> ec_disable\n"); 04608 04609 if (!misdn_cap_is_speech(bc->capability)) { 04610 cb_log(1, stack?stack->port:0, " --> no speech? cannot disable EC\n"); 04611 return; 04612 } 04613 04614 #ifdef MISDN_1_2 04615 manager_ph_control_block(bc, PIPELINE_CFG, "", 0); 04616 #else 04617 if ( ! bc->ec_enable) { 04618 cb_log(3, stack?stack->port:0, "Sending Control ECHOCAN_OFF\n"); 04619 manager_ph_control(bc, ECHOCAN_OFF, 0); 04620 } 04621 #endif 04622 }
| void manager_ec_enable | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4554 of file isdn_lib.c.
References misdn_bchannel::capability, cb_log, misdn_bchannel::ec_deftaps, misdn_bchannel::ec_enable, ECHOCAN_ON, get_stack_by_bc(), manager_ph_control_block(), misdn_cap_is_speech(), and misdn_stack::port.
Referenced by handle_cli_misdn_toggle_echocancel(), handle_event(), isdn_lib_update_ec(), and misdn_lib_send_event().
04555 { 04556 struct misdn_stack *stack=get_stack_by_bc(bc); 04557 04558 cb_log(4, stack?stack->port:0,"ec_enable\n"); 04559 04560 if (!misdn_cap_is_speech(bc->capability)) { 04561 cb_log(1, stack?stack->port:0, " --> no speech? cannot enable EC\n"); 04562 } else { 04563 04564 #ifdef MISDN_1_2 04565 if (*bc->pipeline) { 04566 cb_log(3, stack?stack->port:0,"Sending Control PIPELINE_CFG %s\n",bc->pipeline); 04567 manager_ph_control_block(bc, PIPELINE_CFG, bc->pipeline, strlen(bc->pipeline) + 1); 04568 } 04569 #else 04570 int ec_arr[2]; 04571 04572 if (bc->ec_enable) { 04573 cb_log(3, stack?stack->port:0,"Sending Control ECHOCAN_ON taps:%d\n",bc->ec_deftaps); 04574 04575 switch (bc->ec_deftaps) { 04576 case 4: 04577 case 8: 04578 case 16: 04579 case 32: 04580 case 64: 04581 case 128: 04582 case 256: 04583 case 512: 04584 case 1024: 04585 cb_log(4, stack->port, "Taps is %d\n",bc->ec_deftaps); 04586 break; 04587 default: 04588 cb_log(0, stack->port, "Taps should be power of 2\n"); 04589 bc->ec_deftaps=128; 04590 } 04591 04592 ec_arr[0]=bc->ec_deftaps; 04593 ec_arr[1]=0; 04594 04595 manager_ph_control_block(bc, ECHOCAN_ON, ec_arr, sizeof(ec_arr)); 04596 } 04597 #endif 04598 } 04599 }
| static void manager_event_handler | ( | void * | arg | ) | [static] |
wait for events
Handle L2/3 Signalling after bchans
Definition at line 3955 of file isdn_lib.c.
References misdn_lib::activatequeue, cb_log, clean_up_bc(), misdn_stack::downqueue, find_bc_by_l3id(), find_stack_by_port(), handle_frm(), handle_frm_nt(), misdn_lib::midev, misdn_make_dummy(), misdn_lib::new_msg, misdn_stack::next, misdn_stack::nst, misdn_stack::nstlock, misdn_stack::nt, misdn_stack::port, misdn_bchannel::port, pthread_mutex_lock, pthread_mutex_unlock, send_msg(), misdn_lib::stack_list, and misdn_stack::upqueue.
Referenced by misdn_lib_init().
03956 { 03957 sem_post(&handler_started); 03958 while (1) { 03959 struct misdn_stack *stack; 03960 msg_t *msg; 03961 03962 /** wait for events **/ 03963 sem_wait(&glob_mgr->new_msg); 03964 03965 for (msg=msg_dequeue(&glob_mgr->activatequeue); 03966 msg; 03967 msg=msg_dequeue(&glob_mgr->activatequeue) 03968 ) 03969 { 03970 03971 iframe_t *frm = (iframe_t*) msg->data ; 03972 03973 switch ( frm->prim) { 03974 03975 case MGR_CLEARSTACK | REQUEST: 03976 /*a queued bchannel cleanup*/ 03977 { 03978 struct misdn_stack *stack=find_stack_by_port(frm->dinfo); 03979 struct misdn_bchannel *bc; 03980 if (!stack) { 03981 cb_log(0,0,"no stack found with port [%d]!! so we cannot cleanup the bc\n",frm->dinfo); 03982 free_msg(msg); 03983 break; 03984 } 03985 03986 bc = find_bc_by_l3id(stack, frm->addr); 03987 if (bc) { 03988 cb_log(1,bc->port,"CLEARSTACK queued, cleaning up\n"); 03989 clean_up_bc(bc); 03990 } else { 03991 cb_log(0,stack->port,"bc could not be cleaned correctly !! addr [%x]\n",frm->addr); 03992 } 03993 } 03994 free_msg(msg); 03995 break; 03996 case MGR_SETSTACK | REQUEST : 03997 free_msg(msg); 03998 break; 03999 default: 04000 mISDN_write(glob_mgr->midev, frm, mISDN_HEADER_LEN+frm->len, TIMEOUT_1SEC); 04001 free_msg(msg); 04002 } 04003 } 04004 04005 for (stack=glob_mgr->stack_list; 04006 stack; 04007 stack=stack->next ) { 04008 04009 while ( (msg=msg_dequeue(&stack->upqueue)) ) { 04010 /** Handle L2/3 Signalling after bchans **/ 04011 if (!handle_frm_nt(msg)) { 04012 /* Maybe it's TE */ 04013 if (!handle_frm(msg)) { 04014 /* wow none! */ 04015 cb_log(0,stack->port,"Wow we've got a strange issue while dequeueing a Frame\n"); 04016 } 04017 } 04018 } 04019 04020 /* Here we should check if we really want to 04021 send all the messages we've queued, lets 04022 assume we've queued a Disconnect, but 04023 received it already from the other side!*/ 04024 04025 while ( (msg=msg_dequeue(&stack->downqueue)) ) { 04026 if (stack->nt ) { 04027 pthread_mutex_lock(&stack->nstlock); 04028 if (stack->nst.manager_l3(&stack->nst, msg)) 04029 cb_log(0, stack->port, "Error@ Sending Message in NT-Stack.\n"); 04030 pthread_mutex_unlock(&stack->nstlock); 04031 } else { 04032 iframe_t *frm = (iframe_t *)msg->data; 04033 struct misdn_bchannel *bc = find_bc_by_l3id(stack, frm->dinfo); 04034 if (bc) 04035 send_msg(glob_mgr->midev, bc, msg); 04036 else { 04037 if (frm->dinfo == MISDN_ID_GLOBAL || frm->dinfo == MISDN_ID_DUMMY ) { 04038 struct misdn_bchannel dummybc; 04039 cb_log(5,0," --> GLOBAL/DUMMY\n"); 04040 misdn_make_dummy(&dummybc, stack->port, frm->dinfo, stack->nt, 0); 04041 send_msg(glob_mgr->midev, &dummybc, msg); 04042 } else { 04043 cb_log(0,0,"No bc for Message\n"); 04044 } 04045 } 04046 } 04047 } 04048 } 04049 } 04050 }
| struct misdn_bchannel * manager_find_bc_by_pid | ( | int | pid | ) | [read] |
Definition at line 3192 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::bc, misdn_bchannel::in_use, misdn_stack::next, misdn_bchannel::pid, and misdn_lib::stack_list.
Referenced by misdn_lib_pid_restart().
03193 { 03194 struct misdn_stack *stack; 03195 int i; 03196 03197 for (stack = glob_mgr->stack_list; stack; stack = stack->next) { 03198 for (i = 0; i <= stack->b_num; i++) { 03199 if (stack->bc[i].in_use && stack->bc[i].pid == pid) { 03200 return &stack->bc[i]; 03201 } 03202 } 03203 } 03204 03205 return NULL; 03206 }
| char* manager_isdn_get_info | ( | enum event_e | event | ) |
Definition at line 4243 of file isdn_lib.c.
References isdn_get_info(), and msgs_g.
Referenced by cb_events().
04244 { 04245 return isdn_get_info(msgs_g , event, 0); 04246 }
| int manager_isdn_handler | ( | iframe_t * | frm, | |
| msg_t * | msg | |||
| ) |
Definition at line 3744 of file isdn_lib.c.
References cb_log, handle_bchan(), handle_err(), handle_frm(), handle_frm_nt(), handle_l1(), handle_l2(), handle_mgmt(), handle_timers(), and LOG_NOTICE.
Referenced by misdn_lib_isdn_event_catcher().
03745 { 03746 03747 if (frm->dinfo==0xffffffff && frm->prim==(PH_DATA|CONFIRM)) { 03748 cb_log(0,0,"SERIOUS BUG, dinfo == 0xffffffff, prim == PH_DATA | CONFIRM !!!!\n"); 03749 } 03750 03751 if ( ((frm->addr | ISDN_PID_BCHANNEL_BIT )>> 28 ) == 0x5) { 03752 static int unhandled_bmsg_count=1000; 03753 if (handle_bchan(msg)) { 03754 return 0 ; 03755 } 03756 03757 if (unhandled_bmsg_count==1000) { 03758 cb_log(0, 0, "received 1k Unhandled Bchannel Messages: prim %x len %d from addr %x, dinfo %x on this port.\n",frm->prim, frm->len, frm->addr, frm->dinfo); 03759 unhandled_bmsg_count=0; 03760 } 03761 03762 unhandled_bmsg_count++; 03763 free_msg(msg); 03764 return 0; 03765 } 03766 03767 #ifdef RECV_FRM_SYSLOG_DEBUG 03768 syslog(LOG_NOTICE,"mISDN recv: P(%02d): ADDR:%x PRIM:%x DINFO:%x\n",stack->port, frm->addr, frm->prim, frm->dinfo); 03769 #endif 03770 03771 if (handle_timers(msg)) 03772 return 0 ; 03773 03774 03775 if (handle_mgmt(msg)) 03776 return 0 ; 03777 03778 if (handle_l2(msg)) 03779 return 0 ; 03780 03781 /* Its important to handle l1 AFTER l2 */ 03782 if (handle_l1(msg)) 03783 return 0 ; 03784 03785 if (handle_frm_nt(msg)) { 03786 return 0; 03787 } 03788 03789 if (handle_frm(msg)) { 03790 return 0; 03791 } 03792 03793 if (handle_err(msg)) { 03794 return 0 ; 03795 } 03796 03797 cb_log(0, 0, "Unhandled Message: prim %x len %d from addr %x, dinfo %x on this port.\n",frm->prim, frm->len, frm->addr, frm->dinfo); 03798 free_msg(msg); 03799 03800 03801 return 0; 03802 }
| void manager_ph_control | ( | struct misdn_bchannel * | bc, | |
| int | c1, | |||
| int | c2 | |||
| ) |
Definition at line 4344 of file isdn_lib.c.
References misdn_bchannel::addr, cb_log, misdn_lib::midev, and misdn_bchannel::port.
Referenced by handle_event(), isdn_lib_stop_dtmf(), isdn_lib_update_rxgain(), isdn_lib_update_txgain(), manager_ec_disable(), misdn_join_conf(), misdn_lib_echo(), misdn_lib_send_event(), misdn_lib_send_tone(), and misdn_split_conf().
04345 { 04346 unsigned char buffer[mISDN_HEADER_LEN+2*sizeof(int)]; 04347 iframe_t *ctrl = (iframe_t *)buffer; /* preload data */ 04348 unsigned int *d = (unsigned int*)&ctrl->data.p; 04349 /*struct misdn_stack *stack=get_stack_by_bc(bc);*/ 04350 04351 cb_log(4,bc->port,"ph_control: c1:%x c2:%x\n",c1,c2); 04352 04353 ctrl->prim = PH_CONTROL | REQUEST; 04354 ctrl->addr = bc->addr | FLG_MSG_DOWN; 04355 ctrl->dinfo = 0; 04356 ctrl->len = sizeof(unsigned int)*2; 04357 *d++ = c1; 04358 *d++ = c2; 04359 mISDN_write(glob_mgr->midev, ctrl, mISDN_HEADER_LEN+ctrl->len, TIMEOUT_1SEC); 04360 }
| void manager_ph_control_block | ( | struct misdn_bchannel * | bc, | |
| int | c1, | |||
| void * | c2, | |||
| int | c2_len | |||
| ) |
Definition at line 4395 of file isdn_lib.c.
References misdn_bchannel::addr, and misdn_lib::midev.
Referenced by handle_event(), manager_ec_disable(), manager_ec_enable(), and misdn_lib_send_event().
04396 { 04397 unsigned char buffer[mISDN_HEADER_LEN+sizeof(int)+c2_len]; 04398 iframe_t *ctrl = (iframe_t *)buffer; 04399 unsigned int *d = (unsigned int *)&ctrl->data.p; 04400 /*struct misdn_stack *stack=get_stack_by_bc(bc);*/ 04401 04402 ctrl->prim = PH_CONTROL | REQUEST; 04403 ctrl->addr = bc->addr | FLG_MSG_DOWN; 04404 ctrl->dinfo = 0; 04405 ctrl->len = sizeof(unsigned int) + c2_len; 04406 *d++ = c1; 04407 memcpy(d, c2, c2_len); 04408 mISDN_write(glob_mgr->midev, ctrl, mISDN_HEADER_LEN+ctrl->len, TIMEOUT_1SEC); 04409 }
| int misdn_cap_is_speech | ( | int | cap | ) |
Poor mans version
Definition at line 438 of file isdn_lib.c.
References INFO_CAPABILITY_DIGITAL_RESTRICTED, and INFO_CAPABILITY_DIGITAL_UNRESTRICTED.
Referenced by cb_events(), handle_bchan(), handle_event(), manager_ec_disable(), manager_ec_enable(), misdn_lib_send_event(), misdn_lib_tx2misdn_frm(), and misdn_write().
00440 { 00441 if ( (cap != INFO_CAPABILITY_DIGITAL_UNRESTRICTED) && 00442 (cap != INFO_CAPABILITY_DIGITAL_RESTRICTED) ) return 1; 00443 return 0; 00444 }
| void misdn_dump_chanlist | ( | void | ) |
Definition at line 476 of file isdn_lib.c.
References dump_chan_list(), get_misdn_stack(), and misdn_stack::next.
Referenced by handle_cli_misdn_show_channels().
00477 { 00478 struct misdn_stack *stack=get_misdn_stack(); 00479 for ( ; stack; stack=stack->next) { 00480 dump_chan_list(stack); 00481 } 00482 00483 }
| int misdn_inband_avail | ( | struct misdn_bchannel * | bc | ) |
Definition at line 446 of file isdn_lib.c.
References misdn_bchannel::early_bconnect, INFO_PI_CALL_NOT_E2E_ISDN, INFO_PI_CALLED_NOT_ISDN, INFO_PI_INBAND_AVAILABLE, and misdn_bchannel::progress_indicator.
Referenced by cb_events(), and misdn_indication().
00447 { 00448 00449 if (!bc->early_bconnect) { 00450 /* We have opted to never receive any available inband recorded messages */ 00451 return 0; 00452 } 00453 00454 switch (bc->progress_indicator) { 00455 case INFO_PI_INBAND_AVAILABLE: 00456 case INFO_PI_CALL_NOT_E2E_ISDN: 00457 case INFO_PI_CALLED_NOT_ISDN: 00458 return 1; 00459 default: 00460 return 0; 00461 } 00462 return 0; 00463 }
| void misdn_join_conf | ( | struct misdn_bchannel * | bc, | |
| int | conf_id | |||
| ) |
Definition at line 4630 of file isdn_lib.c.
References misdn_bchannel::addr, bc_state_change(), BCHAN_BRIDGED, cb_log, manager_ph_control(), misdn_lib_tx2misdn_frm(), and misdn_bchannel::port.
Referenced by bc_state_change(), and misdn_lib_bridge().
04631 { 04632 char data[16] = ""; 04633 04634 bc_state_change(bc,BCHAN_BRIDGED); 04635 manager_ph_control(bc, CMX_RECEIVE_OFF, 0); 04636 manager_ph_control(bc, CMX_CONF_JOIN, conf_id); 04637 04638 cb_log(3,bc->port, "Joining bc:%x in conf:%d\n",bc->addr,conf_id); 04639 04640 misdn_lib_tx2misdn_frm(bc, data, sizeof(data) - 1); 04641 }
| void misdn_lib_bridge | ( | struct misdn_bchannel * | bc1, | |
| struct misdn_bchannel * | bc2 | |||
| ) |
Definition at line 4653 of file isdn_lib.c.
References bc_next_state_change(), BCHAN_ACTIVATED, BCHAN_BRIDGED, cb_log, misdn_join_conf(), misdn_bchannel::pid, and misdn_bchannel::port.
Referenced by misdn_bridge().
04654 { 04655 int conf_id = bc1->pid + 1; 04656 struct misdn_bchannel *bc_list[] = { bc1, bc2, NULL }; 04657 struct misdn_bchannel **bc; 04658 04659 cb_log(4, bc1->port, "I Send: BRIDGE from:%d to:%d\n",bc1->port,bc2->port); 04660 04661 for (bc=bc_list; *bc; bc++) { 04662 (*bc)->conf_id=conf_id; 04663 cb_log(4, (*bc)->port, " --> bc_addr:%x\n",(*bc)->addr); 04664 04665 switch((*bc)->bc_state) { 04666 case BCHAN_ACTIVATED: 04667 misdn_join_conf(*bc,conf_id); 04668 break; 04669 default: 04670 bc_next_state_change(*bc,BCHAN_BRIDGED); 04671 break; 04672 } 04673 } 04674 }
| void misdn_lib_destroy | ( | void | ) |
Definition at line 4210 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_stack::b_num, misdn_stack::bc, buf, cb_log, misdn_lib::event_handler_thread, misdn_lib::event_thread, misdn_lib::midev, misdn_stack::midev, MISDN_INITIALIZED, misdn_stack::next, misdn_stack::port, stack_destroy(), misdn_lib::stack_list, and te_lib_destroy().
Referenced by unload_module().
04211 { 04212 struct misdn_stack *help; 04213 int i; 04214 04215 for ( help=glob_mgr->stack_list; help; help=help->next ) { 04216 for(i=0;i<=help->b_num; i++) { 04217 char buf[1024]; 04218 mISDN_write_frame(help->midev, buf, help->bc[i].addr, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); 04219 help->bc[i].addr = 0; 04220 } 04221 cb_log (1, help->port, "Destroying this port.\n"); 04222 stack_destroy(help); 04223 } 04224 04225 if (global_state == MISDN_INITIALIZED) { 04226 cb_log(4, 0, "Killing Handler Thread\n"); 04227 if ( pthread_cancel(glob_mgr->event_handler_thread) == 0 ) { 04228 cb_log(4, 0, "Joining Handler Thread\n"); 04229 pthread_join(glob_mgr->event_handler_thread, NULL); 04230 } 04231 04232 cb_log(4, 0, "Killing Main Thread\n"); 04233 if ( pthread_cancel(glob_mgr->event_thread) == 0 ) { 04234 cb_log(4, 0, "Joining Main Thread\n"); 04235 pthread_join(glob_mgr->event_thread, NULL); 04236 } 04237 } 04238 04239 cb_log(1, 0, "Closing mISDN device\n"); 04240 te_lib_destroy(glob_mgr->midev); 04241 }
| void misdn_lib_echo | ( | struct misdn_bchannel * | bc, | |
| int | onoff | |||
| ) |
Definition at line 4696 of file isdn_lib.c.
References cb_log, manager_ph_control(), and misdn_bchannel::port.
04697 { 04698 cb_log(3,bc->port, " --> ECHO %s\n", onoff?"ON":"OFF"); 04699 manager_ph_control(bc, onoff?CMX_ECHO_ON:CMX_ECHO_OFF, 0); 04700 }
| struct misdn_bchannel* misdn_lib_find_held_bc | ( | int | port, | |
| int | l3_id | |||
| ) | [read] |
Find a held call's B channel record.
- Parameters:
-
port Port the call is on. l3_id mISDN Layer 3 ID of held call.
- Returns:
- Found bc-record or NULL.
Definition at line 4506 of file isdn_lib.c.
References get_misdn_stack(), misdn_stack::next, misdn_stack::port, and stack_holder_find().
Referenced by misdn_hangup().
04507 { 04508 struct misdn_bchannel *bc; 04509 struct misdn_stack *stack; 04510 04511 bc = NULL; 04512 for (stack = get_misdn_stack(); stack; stack = stack->next) { 04513 if (stack->port == port) { 04514 bc = stack_holder_find(stack, l3_id); 04515 break; 04516 } 04517 } 04518 04519 return bc; 04520 }
| struct misdn_bchannel* misdn_lib_get_free_bc | ( | int | port, | |
| int | channel, | |||
| int | inout, | |||
| int | dec | |||
| ) | [read] |
Definition at line 3249 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::bc, misdn_stack::blocked, cb_log, misdn_bchannel::channel, misdn_bchannel::cw, misdn_bchannel::dec, MAX_BCHANS, misdn_stack::next, misdn_stack::port, prepare_bc(), misdn_stack::pri, pthread_mutex_lock, pthread_mutex_unlock, misdn_stack::ptp, misdn_stack::st_lock, misdn_lib::stack_list, and test_inuse().
Referenced by handle_cr(), handle_event_nt(), and misdn_request().
03250 { 03251 struct misdn_stack *stack; 03252 int i; 03253 03254 if (channel < 0 || channel > MAX_BCHANS) { 03255 cb_log(0,port,"Requested channel out of bounds (%d)\n",channel); 03256 return NULL; 03257 } 03258 03259 for (stack=glob_mgr->stack_list; stack; stack=stack->next) { 03260 03261 if (stack->port == port) { 03262 int maxnum; 03263 03264 if (stack->blocked) { 03265 cb_log(0,port,"Port is blocked\n"); 03266 return NULL; 03267 } 03268 03269 pthread_mutex_lock(&stack->st_lock); 03270 if (channel > 0) { 03271 if (channel <= stack->b_num) { 03272 for (i = 0; i < stack->b_num; i++) { 03273 if ( stack->bc[i].channel == channel) { 03274 if (test_inuse(&stack->bc[i])) { 03275 pthread_mutex_unlock(&stack->st_lock); 03276 cb_log(0,port,"Requested channel:%d on port:%d is already in use\n",channel, port); 03277 return NULL; 03278 03279 } else { 03280 prepare_bc(&stack->bc[i], channel); 03281 pthread_mutex_unlock(&stack->st_lock); 03282 return &stack->bc[i]; 03283 } 03284 } 03285 } 03286 } else { 03287 pthread_mutex_unlock(&stack->st_lock); 03288 cb_log(0,port,"Requested channel:%d is out of bounds on port:%d\n",channel, port); 03289 return NULL; 03290 } 03291 } 03292 03293 maxnum = inout && !stack->pri && !stack->ptp ? stack->b_num + 1 : stack->b_num; 03294 03295 if (dec) { 03296 for (i = maxnum-1; i>=0; i--) { 03297 if (!test_inuse(&stack->bc[i])) { 03298 /* 3. channel on bri means CW*/ 03299 if (!stack->pri && i==stack->b_num) 03300 stack->bc[i].cw=1; 03301 03302 prepare_bc(&stack->bc[i], channel); 03303 stack->bc[i].dec=1; 03304 pthread_mutex_unlock(&stack->st_lock); 03305 return &stack->bc[i]; 03306 } 03307 } 03308 } else { 03309 for (i = 0; i <maxnum; i++) { 03310 if (!test_inuse(&stack->bc[i])) { 03311 /* 3. channel on bri means CW*/ 03312 if (!stack->pri && i==stack->b_num) 03313 stack->bc[i].cw=1; 03314 03315 prepare_bc(&stack->bc[i], channel); 03316 pthread_mutex_unlock(&stack->st_lock); 03317 return &stack->bc[i]; 03318 } 03319 } 03320 } 03321 pthread_mutex_unlock(&stack->st_lock); 03322 03323 cb_log(1,port,"There is no free channel on port (%d)\n",port); 03324 return NULL; 03325 } 03326 } 03327 03328 cb_log(0,port,"Port is not configured (%d)\n",port); 03329 return NULL; 03330 }
| static int misdn_lib_get_l1_down | ( | struct misdn_stack * | stack | ) | [static] |
Definition at line 823 of file isdn_lib.c.
References cb_log, misdn_stack::lower_id, misdn_stack::midev, and misdn_stack::port.
Referenced by handle_err(), and misdn_lib_get_port_down().
00824 { 00825 /* Pull Up L1 */ 00826 iframe_t act; 00827 act.prim = PH_DEACTIVATE | REQUEST; 00828 act.addr = stack->lower_id|FLG_MSG_DOWN; 00829 act.dinfo = 0; 00830 act.len = 0; 00831 00832 cb_log(1, stack->port, "SENDING PH_DEACTIVATE | REQ\n"); 00833 return mISDN_write(stack->midev, &act, mISDN_HEADER_LEN+act.len, TIMEOUT_1SEC); 00834 }
| static int misdn_lib_get_l1_up | ( | struct misdn_stack * | stack | ) | [static] |
Definition at line 864 of file isdn_lib.c.
References misdn_stack::midev, and misdn_stack::upper_id.
Referenced by misdn_lib_get_port_up(), misdn_lib_isdn_l1watcher(), misdn_lib_reinit_nt_stack(), misdn_lib_send_event(), and stack_init().
00865 { 00866 /* Pull Up L1 */ 00867 iframe_t act; 00868 act.prim = PH_ACTIVATE | REQUEST; 00869 act.addr = (stack->upper_id | FLG_MSG_DOWN) ; 00870 00871 00872 act.dinfo = 0; 00873 act.len = 0; 00874 00875 return mISDN_write(stack->midev, &act, mISDN_HEADER_LEN+act.len, TIMEOUT_1SEC); 00876 00877 }
| static int misdn_lib_get_l2_down | ( | struct misdn_stack * | stack | ) | [static] |
Definition at line 837 of file isdn_lib.c.
References create_l2msg(), misdn_stack::midev, misdn_stack::nst, misdn_stack::nstlock, misdn_stack::nt, pthread_mutex_lock, pthread_mutex_unlock, misdn_stack::ptp, and misdn_stack::upper_id.
Referenced by handle_err(), and misdn_lib_get_port_down().
00838 { 00839 00840 if (stack->ptp && (stack->nt) ) { 00841 msg_t *dmsg; 00842 /* L2 */ 00843 dmsg = create_l2msg(DL_RELEASE| REQUEST, 0, 0); 00844 00845 pthread_mutex_lock(&stack->nstlock); 00846 if (stack->nst.manager_l3(&stack->nst, dmsg)) 00847 free_msg(dmsg); 00848 pthread_mutex_unlock(&stack->nstlock); 00849 } else { 00850 iframe_t act; 00851 00852 act.prim = DL_RELEASE| REQUEST; 00853 act.addr = (stack->upper_id |FLG_MSG_DOWN) ; 00854 00855 act.dinfo = 0; 00856 act.len = 0; 00857 return mISDN_write(stack->midev, &act, mISDN_HEADER_LEN+act.len, TIMEOUT_1SEC); 00858 } 00859 00860 return 0; 00861 }
| int misdn_lib_get_l2_up | ( | struct misdn_stack * | stack | ) |
Definition at line 879 of file isdn_lib.c.
References create_l2msg(), misdn_stack::midev, misdn_stack::nst, misdn_stack::nstlock, misdn_stack::nt, pthread_mutex_lock, pthread_mutex_unlock, misdn_stack::ptp, and misdn_stack::upper_id.
Referenced by handle_event_nt(), handle_l1(), misdn_lib_get_port_up(), misdn_lib_isdn_l1watcher(), misdn_lib_reinit_nt_stack(), and stack_init().
00880 { 00881 00882 if (stack->ptp && (stack->nt) ) { 00883 msg_t *dmsg; 00884 /* L2 */ 00885 dmsg = create_l2msg(DL_ESTABLISH | REQUEST, 0, 0); 00886 00887 pthread_mutex_lock(&stack->nstlock); 00888 if (stack->nst.manager_l3(&stack->nst, dmsg)) 00889 free_msg(dmsg); 00890 pthread_mutex_unlock(&stack->nstlock); 00891 } else { 00892 iframe_t act; 00893 00894 act.prim = DL_ESTABLISH | REQUEST; 00895 act.addr = (stack->upper_id |FLG_MSG_DOWN) ; 00896 00897 act.dinfo = 0; 00898 act.len = 0; 00899 return mISDN_write(stack->midev, &act, mISDN_HEADER_LEN+act.len, TIMEOUT_1SEC); 00900 } 00901 00902 return 0; 00903 }
| int misdn_lib_get_maxchans | ( | int | port | ) |
Definition at line 139 of file isdn_lib.c.
References get_misdn_stack(), misdn_stack::next, misdn_stack::port, and misdn_stack::pri.
Referenced by misdn_request().
00140 { 00141 struct misdn_stack *stack=get_misdn_stack(); 00142 for ( ; stack; stack=stack->next) { 00143 if (stack->port == port) { 00144 if (stack->pri) 00145 return 30; 00146 else 00147 return 2; 00148 } 00149 } 00150 return -1; 00151 }
| int misdn_lib_get_port_down | ( | int | port | ) |
Definition at line 1786 of file isdn_lib.c.
References misdn_stack::l2link, misdn_lib_get_l1_down(), misdn_lib_get_l2_down(), misdn_stack::next, misdn_stack::port, and misdn_lib::stack_list.
Referenced by handle_cli_misdn_port_down().
01787 { /* Pull Down L1 */ 01788 struct misdn_stack *stack; 01789 for (stack=glob_mgr->stack_list; 01790 stack; 01791 stack=stack->next) { 01792 if (stack->port == port) { 01793 if (stack->l2link) 01794 misdn_lib_get_l2_down(stack); 01795 misdn_lib_get_l1_down(stack); 01796 return 0; 01797 } 01798 } 01799 return 0; 01800 }
| int misdn_lib_get_port_info | ( | int | port | ) |
Definition at line 3807 of file isdn_lib.c.
References misdn_lib::activatequeue, cb_log, find_stack_by_port(), misdn_lib::new_msg, and misdn_stack::upper_id.
03808 { 03809 msg_t *msg=alloc_msg(MAX_MSG_SIZE); 03810 iframe_t *frm; 03811 struct misdn_stack *stack=find_stack_by_port(port); 03812 if (!msg) { 03813 cb_log(0, port, "misdn_lib_get_port_info: alloc_msg failed!\n"); 03814 return -1; 03815 } 03816 frm=(iframe_t*)msg->data; 03817 if (!stack ) { 03818 cb_log(0, port, "There is no Stack for this port.\n"); 03819 return -1; 03820 } 03821 /* activate bchannel */ 03822 frm->prim = CC_STATUS_ENQUIRY | REQUEST; 03823 03824 frm->addr = stack->upper_id| FLG_MSG_DOWN; 03825 03826 frm->dinfo = 0; 03827 frm->len = 0; 03828 03829 msg_queue_tail(&glob_mgr->activatequeue, msg); 03830 sem_post(&glob_mgr->new_msg); 03831 03832 03833 return 0; 03834 }
| int misdn_lib_get_port_up | ( | int | port | ) |
Definition at line 1764 of file isdn_lib.c.
References misdn_stack::l1link, misdn_stack::l2link, misdn_lib_get_l1_up(), misdn_lib_get_l2_up(), misdn_stack::next, misdn_stack::port, and misdn_lib::stack_list.
Referenced by handle_cli_misdn_port_up(), and misdn_check_l2l1().
01765 { /* Pull Up L1 */ 01766 struct misdn_stack *stack; 01767 01768 for (stack=glob_mgr->stack_list; 01769 stack; 01770 stack=stack->next) { 01771 01772 if (stack->port == port) { 01773 01774 if (!stack->l1link) 01775 misdn_lib_get_l1_up(stack); 01776 if (!stack->l2link) 01777 misdn_lib_get_l2_up(stack); 01778 01779 return 0; 01780 } 01781 } 01782 return 0; 01783 }
| static int misdn_lib_get_short_status | ( | struct misdn_stack * | stack | ) | [static] |
Definition at line 920 of file isdn_lib.c.
References misdn_stack::midev, and misdn_stack::upper_id.
Referenced by misdn_lib_isdn_l1watcher(), and stack_init().
00921 { 00922 iframe_t act; 00923 00924 00925 act.prim = MGR_SHORTSTATUS | REQUEST; 00926 00927 act.addr = (stack->upper_id | MSG_BROADCAST) ; 00928 00929 act.dinfo = SSTATUS_BROADCAST_BIT | SSTATUS_ALL; 00930 00931 act.len = 0; 00932 return mISDN_write(stack->midev, &act, mISDN_HEADER_LEN+act.len, TIMEOUT_1SEC); 00933 }
| int misdn_lib_init | ( | char * | portlist, | |
| struct misdn_lib_iface * | iface, | |||
| void * | user_data | |||
| ) |
Definition at line 4102 of file isdn_lib.c.
References misdn_lib::activatequeue, misdn_stack::b_num, misdn_stack::bc, calloc, misdn_lib_iface::cb_event, cb_event, misdn_lib_iface::cb_jb_empty, cb_jb_empty, misdn_lib_iface::cb_log, cb_log, misdn_lib::event_handler_thread, misdn_lib::event_thread, first, flip_buf_bits(), init_bc(), init_flip_bits(), manager_event_handler(), misdn_stack::midev, misdn_lib::midev, MISDN_INITIALIZED, misdn_lib_isdn_event_catcher(), misdn_lib_nt_debug_init(), misdn_lib::new_msg, misdn_stack::next, pthread_create, ptp, stack_init(), misdn_lib::stack_list, and te_lib_init().
Referenced by load_module().
04103 { 04104 struct misdn_lib *mgr=calloc(1, sizeof(struct misdn_lib)); 04105 char *tok, *tokb; 04106 char plist[1024]; 04107 int midev; 04108 int port_count=0; 04109 04110 cb_log = iface->cb_log; 04111 cb_event = iface->cb_event; 04112 cb_jb_empty = iface->cb_jb_empty; 04113 04114 glob_mgr = mgr; 04115 04116 msg_init(); 04117 04118 misdn_lib_nt_debug_init(0,NULL); 04119 04120 if (!portlist || (*portlist == 0) ) return 1; 04121 04122 init_flip_bits(); 04123 04124 { 04125 strncpy(plist,portlist, 1024); 04126 plist[1023] = 0; 04127 } 04128 04129 memcpy(tone_425_flip,tone_425,TONE_425_SIZE); 04130 flip_buf_bits(tone_425_flip,TONE_425_SIZE); 04131 04132 memcpy(tone_silence_flip,tone_SILENCE,TONE_SILENCE_SIZE); 04133 flip_buf_bits(tone_silence_flip,TONE_SILENCE_SIZE); 04134 04135 midev=te_lib_init(); 04136 mgr->midev=midev; 04137 04138 port_count=mISDN_get_stack_count(midev); 04139 04140 msg_queue_init(&mgr->activatequeue); 04141 04142 if (sem_init(&mgr->new_msg, 1, 0)<0) 04143 sem_init(&mgr->new_msg, 0, 0); 04144 04145 for (tok=strtok_r(plist," ,",&tokb ); 04146 tok; 04147 tok=strtok_r(NULL," ,",&tokb)) { 04148 int port = atoi(tok); 04149 struct misdn_stack *stack; 04150 static int first=1; 04151 int ptp=0; 04152 04153 if (strstr(tok, "ptp")) 04154 ptp=1; 04155 04156 if (port > port_count) { 04157 cb_log(0, port, "Couldn't Initialize this port since we have only %d ports\n", port_count); 04158 exit(1); 04159 } 04160 stack=stack_init(midev, port, ptp); 04161 04162 if (!stack) { 04163 perror("stack_init"); 04164 exit(1); 04165 } 04166 04167 { 04168 int i; 04169 for(i=0;i<=stack->b_num; i++) { 04170 int r; 04171 if ((r=init_bc(stack, &stack->bc[i], stack->midev,port,i, "", 1))<0) { 04172 cb_log(0, port, "Got Err @ init_bc :%d\n",r); 04173 exit(1); 04174 } 04175 } 04176 } 04177 04178 if (stack && first) { 04179 mgr->stack_list=stack; 04180 first=0; 04181 continue; 04182 } 04183 04184 if (stack) { 04185 struct misdn_stack * help; 04186 for ( help=mgr->stack_list; help; help=help->next ) 04187 if (help->next == NULL) break; 04188 help->next=stack; 04189 } 04190 04191 } 04192 04193 if (sem_init(&handler_started, 1, 0)<0) 04194 sem_init(&handler_started, 0, 0); 04195 04196 cb_log(8, 0, "Starting Event Handler\n"); 04197 pthread_create( &mgr->event_handler_thread, NULL,(void*)manager_event_handler, mgr); 04198 04199 sem_wait(&handler_started) ; 04200 cb_log(8, 0, "Starting Event Catcher\n"); 04201 pthread_create( &mgr->event_thread, NULL, (void*)misdn_lib_isdn_event_catcher, mgr); 04202 04203 cb_log(8, 0, "Event Catcher started\n"); 04204 04205 global_state= MISDN_INITIALIZED; 04206 04207 return (mgr == NULL); 04208 }
| int misdn_lib_is_port_blocked | ( | int | port | ) |
Definition at line 119 of file isdn_lib.c.
References misdn_stack::blocked, get_misdn_stack(), misdn_stack::next, and misdn_stack::port.
00120 { 00121 struct misdn_stack *stack=get_misdn_stack(); 00122 for ( ; stack; stack=stack->next) { 00123 if (stack->port == port) { 00124 return stack->blocked; 00125 } 00126 } 00127 return -1; 00128 }
| int misdn_lib_is_ptp | ( | int | port | ) |
Definition at line 130 of file isdn_lib.c.
References get_misdn_stack(), misdn_stack::next, misdn_stack::port, and misdn_stack::ptp.
Referenced by cb_events(), and do_immediate_setup().
00131 { 00132 struct misdn_stack *stack=get_misdn_stack(); 00133 for ( ; stack; stack=stack->next) { 00134 if (stack->port == port) return stack->ptp; 00135 } 00136 return -1; 00137 }
| static void misdn_lib_isdn_event_catcher | ( | void * | arg | ) | [static] |
When we make a call from NT2Ast we get these frames
I get this sometimes after setup_bc
Definition at line 3107 of file isdn_lib.c.
References cb_log, fetch_msg(), manager_isdn_handler(), misdn_lib::midev, and msg.
Referenced by misdn_lib_init().
03108 { 03109 struct misdn_lib *mgr = arg; 03110 int zero_frm=0 , fff_frm=0 ; 03111 int midev= mgr->midev; 03112 int port=0; 03113 03114 while (1) { 03115 msg_t *msg = fetch_msg(midev); 03116 iframe_t *frm; 03117 03118 03119 if (!msg) continue; 03120 03121 frm = (iframe_t*) msg->data; 03122 03123 /** When we make a call from NT2Ast we get these frames **/ 03124 if (frm->len == 0 && frm->addr == 0 && frm->dinfo == 0 && frm->prim == 0 ) { 03125 zero_frm++; 03126 free_msg(msg); 03127 continue; 03128 } else { 03129 if (zero_frm) { 03130 cb_log(0, port, "*** Alert: %d zero_frms caught\n", zero_frm); 03131 zero_frm = 0 ; 03132 } 03133 } 03134 03135 /** I get this sometimes after setup_bc **/ 03136 if (frm->len == 0 && frm->dinfo == 0 && frm->prim == 0xffffffff ) { 03137 fff_frm++; 03138 free_msg(msg); 03139 continue; 03140 } else { 03141 if (fff_frm) { 03142 cb_log(0, port, "*** Alert: %d fff_frms caught\n", fff_frm); 03143 fff_frm = 0 ; 03144 } 03145 } 03146 03147 manager_isdn_handler(frm, msg); 03148 } 03149 03150 }
| void misdn_lib_isdn_l1watcher | ( | int | port | ) |
Definition at line 3088 of file isdn_lib.c.
References cb_log, misdn_stack::l1link, misdn_lib_get_l1_up(), misdn_lib_get_l2_up(), misdn_lib_get_short_status(), misdn_stack::next, misdn_stack::port, and misdn_lib::stack_list.
Referenced by misdn_l1_task().
03089 { 03090 struct misdn_stack *stack; 03091 03092 for (stack = glob_mgr->stack_list; stack && (stack->port != port); stack = stack->next) 03093 ; 03094 03095 if (stack) { 03096 cb_log(4, port, "Checking L1 State\n"); 03097 if (!stack->l1link) { 03098 cb_log(4, port, "L1 State Down, trying to get it up again\n"); 03099 misdn_lib_get_short_status(stack); 03100 misdn_lib_get_l1_up(stack); 03101 misdn_lib_get_l2_up(stack); 03102 } 03103 } 03104 }
| void misdn_lib_log_ies | ( | struct misdn_bchannel * | bc | ) |
Definition at line 3371 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_bchannel::b_stid, bearer2str(), misdn_bchannel::cad, misdn_bchannel::capability, misdn_bchannel::cause, cb_log, misdn_bchannel::channel, misdn_bchannel::cpnnumplan, misdn_bchannel::dnumplan, fac2str(), misdn_bchannel::fac_in, misdn_bchannel::fac_out, get_stack_by_bc(), misdn_bchannel::holded, misdn_bchannel::info_dad, misdn_bchannel::keypad, misdn_bchannel::l3_id, misdn_bchannel::layer_id, misdn_bchannel::mode, misdn_stack::nt, misdn_bchannel::onumplan, misdn_bchannel::out_cause, misdn_stack::port, misdn_bchannel::pres, misdn_bchannel::progress_indicator, misdn_bchannel::rad, misdn_bchannel::rate, misdn_bchannel::rnumplan, misdn_bchannel::screen, misdn_bchannel::sending_complete, misdn_bchannel::stack_holder, misdn_bchannel::urate, and misdn_bchannel::user1.
Referenced by cb_events(), and misdn_lib_send_event().
03372 { 03373 struct misdn_stack *stack; 03374 03375 if (!bc) return; 03376 03377 stack = get_stack_by_bc(bc); 03378 03379 if (!stack) return; 03380 03381 cb_log(2, stack->port, " --> channel:%d mode:%s cause:%d ocause:%d rad:%s cad:%s\n", bc->channel, stack->nt?"NT":"TE", bc->cause, bc->out_cause, bc->rad, bc->cad); 03382 03383 cb_log(2, stack->port, 03384 " --> info_dad:%s onumplan:%c dnumplan:%c rnumplan:%c cpnnumplan:%c\n", 03385 bc->info_dad, 03386 bc->onumplan>=0?'0'+bc->onumplan:' ', 03387 bc->dnumplan>=0?'0'+bc->dnumplan:' ', 03388 bc->rnumplan>=0?'0'+bc->rnumplan:' ', 03389 bc->cpnnumplan>=0?'0'+bc->cpnnumplan:' ' 03390 ); 03391 03392 cb_log(3, stack->port, " --> caps:%s pi:%x keypad:%s sending_complete:%d\n", bearer2str(bc->capability),bc->progress_indicator, bc->keypad, bc->sending_complete); 03393 cb_log(4, stack->port, " --> screen:%d --> pres:%d\n", 03394 bc->screen, bc->pres); 03395 03396 cb_log(4, stack->port, " --> addr:%x l3id:%x b_stid:%x layer_id:%x\n", bc->addr, bc->l3_id, bc->b_stid, bc->layer_id); 03397 03398 cb_log(4, stack->port, " --> facility:%s out_facility:%s\n",fac2str(bc->fac_in.Function),fac2str(bc->fac_out.Function)); 03399 03400 cb_log(5, stack->port, " --> urate:%d rate:%d mode:%d user1:%d\n", bc->urate, bc->rate, bc->mode,bc->user1); 03401 03402 cb_log(5, stack->port, " --> bc:%p h:%d sh:%d\n", bc, bc->holded, bc->stack_holder); 03403 }
| int misdn_lib_maxports_get | ( | void | ) |
Definition at line 4053 of file isdn_lib.c.
Referenced by load_module().
| void misdn_lib_nt_debug_init | ( | int | flags, | |
| char * | file | |||
| ) |
Definition at line 4083 of file isdn_lib.c.
References f.
Referenced by load_module(), and misdn_lib_init().
04084 { 04085 static int init=0; 04086 char *f; 04087 04088 if (!flags) 04089 f=NULL; 04090 else 04091 f=file; 04092 04093 if (!init) { 04094 debug_init( flags , f, f, f); 04095 init=1; 04096 } else { 04097 debug_close(); 04098 debug_init( flags , f, f, f); 04099 } 04100 }
| void misdn_lib_nt_keepcalls | ( | int | kc | ) |
Definition at line 4071 of file isdn_lib.c.
References get_misdn_stack(), misdn_stack::next, and misdn_stack::nst.
Referenced by load_module().
04072 { 04073 #ifdef FEATURE_NET_KEEPCALLS 04074 if (kc) { 04075 struct misdn_stack *stack=get_misdn_stack(); 04076 for ( ; stack; stack=stack->next) { 04077 stack->nst.feature |= FEATURE_NET_KEEPCALLS; 04078 } 04079 } 04080 #endif 04081 }
| int misdn_lib_pid_restart | ( | int | pid | ) |
Definition at line 3862 of file isdn_lib.c.
References manager_clean_bc(), and manager_find_bc_by_pid().
Referenced by handle_cli_misdn_restart_pid().
03863 { 03864 struct misdn_bchannel *bc=manager_find_bc_by_pid(pid); 03865 03866 if (bc) { 03867 manager_clean_bc(bc); 03868 } 03869 return 0; 03870 }
| int misdn_lib_port_block | ( | int | port | ) |
Definition at line 93 of file isdn_lib.c.
References misdn_stack::blocked, get_misdn_stack(), misdn_stack::next, and misdn_stack::port.
Referenced by cb_events(), and handle_cli_misdn_port_block().
00094 { 00095 struct misdn_stack *stack=get_misdn_stack(); 00096 for ( ; stack; stack=stack->next) { 00097 if (stack->port == port) { 00098 stack->blocked=1; 00099 return 0; 00100 } 00101 } 00102 return -1; 00103 00104 }
| int misdn_lib_port_is_nt | ( | int | port | ) |
Definition at line 67 of file isdn_lib.c.
References get_misdn_stack(), misdn_stack::next, misdn_stack::nt, and misdn_stack::port.
Referenced by handle_cli_misdn_send_facility().
00068 { 00069 struct misdn_stack *stack=get_misdn_stack(); 00070 for ( ; stack; stack=stack->next) { 00071 if (stack->port == port) { 00072 return stack->nt; 00073 } 00074 } 00075 00076 return -1; 00077 }
| int misdn_lib_port_is_pri | ( | int | port | ) |
Definition at line 55 of file isdn_lib.c.
References get_misdn_stack(), misdn_stack::next, misdn_stack::port, and misdn_stack::pri.
Referenced by misdn_new(), test_inuse(), and update_name().
00056 { 00057 struct misdn_stack *stack=get_misdn_stack(); 00058 for ( ; stack; stack=stack->next) { 00059 if (stack->port == port) { 00060 return stack->pri; 00061 } 00062 } 00063 00064 return -1; 00065 }
| int misdn_lib_port_restart | ( | int | port | ) |
Definition at line 3912 of file isdn_lib.c.
References misdn_lib::activatequeue, cb_log, clear_l3(), find_stack_by_port(), misdn_lib_reinit_nt_stack(), misdn_lib::new_msg, misdn_stack::nt, misdn_stack::port, and misdn_stack::upper_id.
Referenced by handle_cli_misdn_restart_port().
03913 { 03914 struct misdn_stack *stack=find_stack_by_port(port); 03915 03916 cb_log(0, port, "Restarting this port.\n"); 03917 if (stack) { 03918 cb_log(0, port, "Stack:%p\n",stack); 03919 03920 clear_l3(stack); 03921 { 03922 msg_t *msg=alloc_msg(MAX_MSG_SIZE); 03923 iframe_t *frm; 03924 03925 if (!msg) { 03926 cb_log(0, port, "port_restart: alloc_msg failed\n"); 03927 return -1; 03928 } 03929 03930 frm=(iframe_t*)msg->data; 03931 /* we must activate if we are deactivated */ 03932 /* activate bchannel */ 03933 frm->prim = DL_RELEASE | REQUEST; 03934 frm->addr = stack->upper_id | FLG_MSG_DOWN; 03935 03936 frm->dinfo = 0; 03937 frm->len = 0; 03938 msg_queue_tail(&glob_mgr->activatequeue, msg); 03939 sem_post(&glob_mgr->new_msg); 03940 } 03941 03942 if (stack->nt) 03943 misdn_lib_reinit_nt_stack(stack->port); 03944 03945 } 03946 03947 return 0; 03948 }
| int misdn_lib_port_unblock | ( | int | port | ) |
Definition at line 106 of file isdn_lib.c.
References misdn_stack::blocked, get_misdn_stack(), misdn_stack::next, and misdn_stack::port.
Referenced by handle_cli_misdn_port_unblock().
00107 { 00108 struct misdn_stack *stack=get_misdn_stack(); 00109 for ( ; stack; stack=stack->next) { 00110 if (stack->port == port) { 00111 stack->blocked=0; 00112 return 0; 00113 } 00114 } 00115 return -1; 00116 00117 }
| int misdn_lib_port_up | ( | int | port, | |
| int | check | |||
| ) |
Definition at line 1802 of file isdn_lib.c.
References misdn_stack::blocked, cb_log, misdn_stack::l1link, misdn_stack::l2link, misdn_stack::next, misdn_stack::port, misdn_stack::ptp, and misdn_lib::stack_list.
Referenced by misdn_check_l2l1(), and misdn_request().
01803 { 01804 struct misdn_stack *stack; 01805 01806 01807 for (stack=glob_mgr->stack_list; 01808 stack; 01809 stack=stack->next) { 01810 01811 if (stack->port == port) { 01812 01813 if (stack->blocked) { 01814 cb_log(0,port, "Port Blocked:%d L2:%d L1:%d\n", stack->blocked, stack->l2link, stack->l1link); 01815 return -1; 01816 } 01817 01818 if (stack->ptp ) { 01819 01820 if (stack->l1link && stack->l2link) { 01821 return 1; 01822 } else { 01823 cb_log(1,port, "Port Down L2:%d L1:%d\n", 01824 stack->l2link, stack->l1link); 01825 return 0; 01826 } 01827 } else { 01828 if ( !check || stack->l1link ) 01829 return 1; 01830 else { 01831 cb_log(1,port, "Port down PMP\n"); 01832 return 0; 01833 } 01834 } 01835 } 01836 } 01837 01838 return -1; 01839 }
| void misdn_lib_reinit_nt_stack | ( | int | port | ) |
Definition at line 4704 of file isdn_lib.c.
References misdn_stack::blocked, misdn_stack::d_stid, find_stack_by_port(), handle_event_nt(), misdn_stack::l2link, misdn_stack::lower_id, misdn_stack::mgr, misdn_lib::midev, misdn_lib_get_l1_up(), misdn_lib_get_l2_up(), misdn_stack::nst, misdn_stack::pri, misdn_stack::ptp, and misdn_stack::upper_id.
Referenced by handle_event_nt(), and misdn_lib_port_restart().
04705 { 04706 struct misdn_stack *stack=find_stack_by_port(port); 04707 04708 if (stack) { 04709 stack->l2link=0; 04710 stack->blocked=0; 04711 04712 cleanup_Isdnl3(&stack->nst); 04713 cleanup_Isdnl2(&stack->nst); 04714 04715 04716 memset(&stack->nst, 0, sizeof(net_stack_t)); 04717 memset(&stack->mgr, 0, sizeof(manager_t)); 04718 04719 stack->mgr.nst = &stack->nst; 04720 stack->nst.manager = &stack->mgr; 04721 04722 stack->nst.l3_manager = handle_event_nt; 04723 stack->nst.device = glob_mgr->midev; 04724 stack->nst.cardnr = port; 04725 stack->nst.d_stid = stack->d_stid; 04726 04727 stack->nst.feature = FEATURE_NET_HOLD; 04728 if (stack->ptp) 04729 stack->nst.feature |= FEATURE_NET_PTP; 04730 if (stack->pri) 04731 stack->nst.feature |= FEATURE_NET_CRLEN2 | FEATURE_NET_EXTCID; 04732 04733 stack->nst.l1_id = stack->lower_id; 04734 stack->nst.l2_id = stack->upper_id; 04735 04736 msg_queue_init(&stack->nst.down_queue); 04737 04738 Isdnl2Init(&stack->nst); 04739 Isdnl3Init(&stack->nst); 04740 04741 if (!stack->ptp) 04742 misdn_lib_get_l1_up(stack); 04743 misdn_lib_get_l2_up(stack); 04744 } 04745 }
| void misdn_lib_release | ( | struct misdn_bchannel * | bc | ) |
Definition at line 1742 of file isdn_lib.c.
References cb_log, misdn_bchannel::channel, clean_up_bc(), empty_bc(), empty_chan_in_stack(), get_stack_by_bc(), and misdn_bchannel::in_use.
Referenced by misdn_hangup().
01743 { 01744 int channel; 01745 struct misdn_stack *stack=get_stack_by_bc(bc); 01746 01747 if (!stack) { 01748 cb_log(1,0,"misdn_release: No Stack found\n"); 01749 return; 01750 } 01751 01752 channel = bc->channel; 01753 empty_bc(bc); 01754 clean_up_bc(bc); 01755 if (channel > 0) { 01756 empty_chan_in_stack(stack, channel); 01757 } 01758 bc->in_use=0; 01759 }
| int misdn_lib_send_event | ( | struct misdn_bchannel * | bc, | |
| enum event_e | event | |||
| ) |
Queue Event
Definition at line 3422 of file isdn_lib.c.
References misdn_bchannel::bc_state, bc_state2str(), bc_state_change(), BCHAN_BRIDGED, BCHAN_CLEANED, misdn_bchannel::capability, misdn_bchannel::cause, cb_log, misdn_bchannel::channel, misdn_bchannel::channel_found, misdn_bchannel::channel_preselected, clean_up_bc(), misdn_bchannel::conf_id, create_process(), misdn_bchannel::crypt_key, misdn_bchannel::dad, misdn_bchannel::dnumplan, misdn_stack::downqueue, empty_bc(), empty_chan_in_stack(), ENOCHAN, EVENT_ALERTING, EVENT_CONNECT, EVENT_CONNECT_ACKNOWLEDGE, EVENT_DISCONNECT, EVENT_HOLD_ACKNOWLEDGE, EVENT_PROCEEDING, EVENT_PROGRESS, EVENT_RELEASE, EVENT_RELEASE_COMPLETE, EVENT_RETRIEVE_ACKNOWLEDGE, EVENT_SETUP, EVENT_SETUP_ACKNOWLEDGE, misdn_bchannel::evq, find_bc_by_confid(), find_free_chan_in_stack(), get_stack_by_bc(), misdn_bchannel::holded, misdn_bchannel::in_use, isdn_get_info(), isdn_msg_build_event(), misdn_stack::l1link, malloc, manager_ec_enable(), manager_ph_control(), manager_ph_control_block(), misdn_lib::midev, misdn_cap_is_speech(), misdn_lib_get_l1_up(), misdn_lib_log_ies(), misdn_send_lock(), misdn_send_unlock(), misdn_split_conf(), msg, msgs_g, misdn_bchannel::need_disconnect, misdn_bchannel::need_release, misdn_bchannel::need_release_complete, misdn_lib::new_msg, misdn_bchannel::nodsp, misdn_bchannel::nt, misdn_stack::nt, misdn_bchannel::oad, misdn_bchannel::onumplan, misdn_bchannel::out_cause, misdn_bchannel::pid, misdn_stack::port, misdn_bchannel::port, RETURN, misdn_bchannel::rxgain, setup_bc(), stack_holder_add(), misdn_bchannel::txgain, and misdn_stack::upper_id.
Referenced by cb_events(), do_immediate_setup(), handle_cli_misdn_send_display(), handle_cli_misdn_send_facility(), handle_event(), handle_event_nt(), handle_frm(), handle_l1(), misdn_answer(), misdn_call(), misdn_digit_end(), misdn_facility_exec(), misdn_hangup(), misdn_indication(), misdn_lib_send_restart(), misdn_overlap_dial_task(), misdn_send_text(), start_pbx(), and wait_for_digits().
03423 { 03424 msg_t *msg; 03425 int retval=0; 03426 struct misdn_stack *stack; 03427 struct misdn_bchannel *held_bc; 03428 03429 if (!bc) RETURN(-1,OUT_POST_UNLOCK); 03430 03431 stack = get_stack_by_bc(bc); 03432 03433 if (!stack) { 03434 cb_log(0,bc->port,"SENDEVENT: no Stack for event:%s oad:%s dad:%s \n", isdn_get_info(msgs_g, event, 0), bc->oad, bc->dad); 03435 RETURN(-1,OUT); 03436 } 03437 03438 misdn_send_lock(bc); 03439 03440 03441 cb_log(6,stack->port,"SENDEVENT: stack->nt:%d stack->upperid:%x\n",stack->nt, stack->upper_id); 03442 03443 if ( stack->nt && !stack->l1link) { 03444 /** Queue Event **/ 03445 bc->evq=event; 03446 cb_log(1, stack->port, "Queueing Event %s because L1 is down (btw. Activating L1)\n", isdn_get_info(msgs_g, event, 0)); 03447 misdn_lib_get_l1_up(stack); 03448 RETURN(0,OUT); 03449 } 03450 03451 cb_log(1, stack->port, "I SEND:%s oad:%s dad:%s pid:%d\n", isdn_get_info(msgs_g, event, 0), bc->oad, bc->dad, bc->pid); 03452 cb_log(4, stack->port, " --> bc_state:%s\n",bc_state2str(bc->bc_state)); 03453 misdn_lib_log_ies(bc); 03454 03455 switch (event) { 03456 case EVENT_SETUP: 03457 if (create_process(glob_mgr->midev, bc)<0) { 03458 cb_log(0, stack->port, " No free channel at the moment @ send_event\n"); 03459 03460 RETURN(-ENOCHAN,OUT); 03461 } 03462 break; 03463 03464 case EVENT_PROGRESS: 03465 case EVENT_ALERTING: 03466 case EVENT_PROCEEDING: 03467 case EVENT_SETUP_ACKNOWLEDGE: 03468 case EVENT_CONNECT: 03469 if (!stack->nt) break; 03470 03471 case EVENT_RETRIEVE_ACKNOWLEDGE: 03472 03473 if (stack->nt) { 03474 if (bc->channel <=0 ) { /* else we have the channel already */ 03475 if (find_free_chan_in_stack(stack, bc, 0, 0)<0) { 03476 cb_log(0, stack->port, " No free channel at the moment\n"); 03477 /*FIXME: add disconnect*/ 03478 RETURN(-ENOCHAN,OUT); 03479 } 03480 } 03481 /* Its that i generate channels */ 03482 } 03483 03484 retval=setup_bc(bc); 03485 if (retval == -EINVAL) { 03486 cb_log(0,bc->port,"send_event: setup_bc failed\n"); 03487 } 03488 03489 if (misdn_cap_is_speech(bc->capability)) { 03490 if ((event==EVENT_CONNECT)||(event==EVENT_RETRIEVE_ACKNOWLEDGE)) { 03491 if ( *bc->crypt_key ) { 03492 cb_log(4, stack->port, " --> ENABLING BLOWFISH channel:%d oad%d:%s dad%d:%s \n", bc->channel, bc->onumplan,bc->oad, bc->dnumplan,bc->dad); 03493 03494 manager_ph_control_block(bc, BF_ENABLE_KEY, bc->crypt_key, strlen(bc->crypt_key) ); 03495 } 03496 03497 if (!bc->nodsp) manager_ph_control(bc, DTMF_TONE_START, 0); 03498 manager_ec_enable(bc); 03499 03500 if (bc->txgain != 0) { 03501 cb_log(4, stack->port, "--> Changing txgain to %d\n", bc->txgain); 03502 manager_ph_control(bc, VOL_CHANGE_TX, bc->txgain); 03503 } 03504 03505 if ( bc->rxgain != 0 ) { 03506 cb_log(4, stack->port, "--> Changing rxgain to %d\n", bc->rxgain); 03507 manager_ph_control(bc, VOL_CHANGE_RX, bc->rxgain); 03508 } 03509 } 03510 } 03511 break; 03512 03513 case EVENT_HOLD_ACKNOWLEDGE: 03514 held_bc = malloc(sizeof(struct misdn_bchannel)); 03515 if (!held_bc) { 03516 cb_log(0, bc->port, "Could not allocate held_bc!!!\n"); 03517 RETURN(-1,OUT); 03518 } 03519 03520 /* backup the bc and put it in storage */ 03521 *held_bc = *bc; 03522 held_bc->holded = 1; 03523 held_bc->channel = 0;/* A held call does not have a channel anymore. */ 03524 held_bc->channel_preselected = 0; 03525 held_bc->channel_found = 0; 03526 bc_state_change(held_bc, BCHAN_CLEANED); 03527 stack_holder_add(stack, held_bc); 03528 03529 /* kill the bridge and clean the real b-channel record */ 03530 if (stack->nt) { 03531 int channel; 03532 if (bc->bc_state == BCHAN_BRIDGED) { 03533 struct misdn_bchannel *bc2; 03534 03535 misdn_split_conf(bc,bc->conf_id); 03536 bc2 = find_bc_by_confid(bc->conf_id); 03537 if (!bc2) { 03538 cb_log(0,bc->port,"We have no second bc in bridge???\n"); 03539 } else { 03540 misdn_split_conf(bc2,bc->conf_id); 03541 } 03542 } 03543 03544 channel = bc->channel; 03545 03546 empty_bc(bc); 03547 clean_up_bc(bc); 03548 03549 if (channel>0) 03550 empty_chan_in_stack(stack,channel); 03551 03552 bc->in_use=0; 03553 } 03554 break; 03555 03556 /* finishing the channel eh ? */ 03557 case EVENT_DISCONNECT: 03558 if (!bc->need_disconnect) { 03559 cb_log(0,bc->port," --> we have already send Disconnect\n"); 03560 RETURN(-1,OUT); 03561 } 03562 03563 bc->need_disconnect=0; 03564 break; 03565 case EVENT_RELEASE: 03566 if (!bc->need_release) { 03567 cb_log(0,bc->port," --> we have already send Release\n"); 03568 RETURN(-1,OUT); 03569 } 03570 bc->need_disconnect=0; 03571 bc->need_release=0; 03572 break; 03573 case EVENT_RELEASE_COMPLETE: 03574 if (!bc->need_release_complete) { 03575 cb_log(0,bc->port," --> we have already send Release_complete\n"); 03576 RETURN(-1,OUT); 03577 } 03578 bc->need_disconnect=0; 03579 bc->need_release=0; 03580 bc->need_release_complete=0; 03581 03582 if (!stack->nt) { 03583 /*create cleanup in TE*/ 03584 int channel=bc->channel; 03585 03586 int tmpcause=bc->cause; 03587 int tmp_out_cause=bc->out_cause; 03588 empty_bc(bc); 03589 bc->cause=tmpcause; 03590 bc->out_cause=tmp_out_cause; 03591 clean_up_bc(bc); 03592 03593 if (channel>0) 03594 empty_chan_in_stack(stack,channel); 03595 03596 bc->in_use=0; 03597 } 03598 break; 03599 03600 case EVENT_CONNECT_ACKNOWLEDGE: 03601 03602 if ( bc->nt || misdn_cap_is_speech(bc->capability)) { 03603 int retval=setup_bc(bc); 03604 if (retval == -EINVAL){ 03605 cb_log(0,bc->port,"send_event: setup_bc failed\n"); 03606 03607 } 03608 } 03609 03610 if (misdn_cap_is_speech(bc->capability)) { 03611 if ( !bc->nodsp) manager_ph_control(bc, DTMF_TONE_START, 0); 03612 manager_ec_enable(bc); 03613 03614 if ( bc->txgain != 0 ) { 03615 cb_log(4, stack->port, "--> Changing txgain to %d\n", bc->txgain); 03616 manager_ph_control(bc, VOL_CHANGE_TX, bc->txgain); 03617 } 03618 if ( bc->rxgain != 0 ) { 03619 cb_log(4, stack->port, "--> Changing rxgain to %d\n", bc->rxgain); 03620 manager_ph_control(bc, VOL_CHANGE_RX, bc->rxgain); 03621 } 03622 } 03623 break; 03624 03625 default: 03626 break; 03627 } 03628 03629 /* Later we should think about sending bchannel data directly to misdn. */ 03630 msg = isdn_msg_build_event(msgs_g, bc, event, stack->nt); 03631 msg_queue_tail(&stack->downqueue, msg); 03632 sem_post(&glob_mgr->new_msg); 03633 03634 OUT: 03635 misdn_send_unlock(bc); 03636 03637 OUT_POST_UNLOCK: 03638 return retval; 03639 }
| int misdn_lib_send_restart | ( | int | port, | |
| int | channel | |||
| ) |
Definition at line 3873 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::bc, cb_log, misdn_bchannel::channel, clean_up_bc(), empty_bc(), EVENT_RESTART, find_stack_by_port(), misdn_bchannel::in_use, misdn_lib_send_event(), misdn_make_dummy(), misdn_stack::nt, and misdn_stack::port.
Referenced by handle_cli_misdn_send_restart(), handle_event_nt(), and handle_frm().
03874 { 03875 struct misdn_stack *stack=find_stack_by_port(port); 03876 struct misdn_bchannel dummybc; 03877 /*default is all channels*/ 03878 cb_log(0, port, "Sending Restarts on this port.\n"); 03879 03880 misdn_make_dummy(&dummybc, stack->port, MISDN_ID_GLOBAL, stack->nt, 0); 03881 03882 /*default is all channels*/ 03883 if (channel <0) { 03884 dummybc.channel=-1; 03885 cb_log(0, port, "Restarting and all Interfaces\n"); 03886 misdn_lib_send_event(&dummybc, EVENT_RESTART); 03887 03888 return 0; 03889 } 03890 03891 /*if a channel is specified we restart only this one*/ 03892 if (channel >0) { 03893 int cnt; 03894 dummybc.channel=channel; 03895 cb_log(0, port, "Restarting and cleaning channel %d\n",channel); 03896 misdn_lib_send_event(&dummybc, EVENT_RESTART); 03897 /* clean up chan in stack, to be sure we don't think it's 03898 * in use anymore */ 03899 for (cnt=0; cnt<=stack->b_num; cnt++) { 03900 if (stack->bc[cnt].in_use && stack->bc[cnt].channel == channel) { 03901 empty_bc(&stack->bc[cnt]); 03902 clean_up_bc(&stack->bc[cnt]); 03903 stack->bc[cnt].in_use=0; 03904 } 03905 } 03906 } 03907 03908 return 0; 03909 }
| void misdn_lib_send_tone | ( | struct misdn_bchannel * | bc, | |
| enum tone_e | tone | |||
| ) |
Definition at line 4522 of file isdn_lib.c.
References misdn_bchannel::addr, buf, manager_ph_control(), misdn_lib::midev, TONE_ALERTING, TONE_DIAL, TONE_HANGUP, and TONE_NONE.
Referenced by hanguptone_indicate().
04523 { 04524 char buf[mISDN_HEADER_LEN + 128] = ""; 04525 iframe_t *frm = (iframe_t*)buf; 04526 04527 switch(tone) { 04528 case TONE_DIAL: 04529 manager_ph_control(bc, TONE_PATT_ON, TONE_GERMAN_DIALTONE); 04530 break; 04531 04532 case TONE_ALERTING: 04533 manager_ph_control(bc, TONE_PATT_ON, TONE_GERMAN_RINGING); 04534 break; 04535 04536 case TONE_HANGUP: 04537 manager_ph_control(bc, TONE_PATT_ON, TONE_GERMAN_HANGUP); 04538 break; 04539 04540 case TONE_NONE: 04541 default: 04542 manager_ph_control(bc, TONE_PATT_OFF, TONE_GERMAN_HANGUP); 04543 } 04544 04545 frm->prim=DL_DATA|REQUEST; 04546 frm->addr=bc->addr|FLG_MSG_DOWN; 04547 frm->dinfo=0; 04548 frm->len=128; 04549 04550 mISDN_write(glob_mgr->midev, frm, mISDN_HEADER_LEN+frm->len, TIMEOUT_1SEC); 04551 }
| void misdn_lib_setup_bc | ( | struct misdn_bchannel * | bc | ) |
Definition at line 999 of file isdn_lib.c.
References clean_up_bc(), and setup_bc().
01000 { 01001 clean_up_bc(bc); 01002 setup_bc(bc); 01003 }
| void misdn_lib_split_bridge | ( | struct misdn_bchannel * | bc1, | |
| struct misdn_bchannel * | bc2 | |||
| ) |
Definition at line 4676 of file isdn_lib.c.
References bc_state2str(), BCHAN_BRIDGED, cb_log, misdn_bchannel::conf_id, and misdn_split_conf().
Referenced by misdn_bridge().
04677 { 04678 04679 struct misdn_bchannel *bc_list[]={ 04680 bc1,bc2,NULL 04681 }; 04682 struct misdn_bchannel **bc; 04683 04684 for (bc=bc_list; *bc; bc++) { 04685 if ( (*bc)->bc_state == BCHAN_BRIDGED){ 04686 misdn_split_conf( *bc, (*bc)->conf_id); 04687 } else { 04688 cb_log( 2, (*bc)->port, "BC not bridged (state:%s) so not splitting it\n",bc_state2str((*bc)->bc_state)); 04689 } 04690 } 04691 04692 }
| void misdn_lib_tone_generator_start | ( | struct misdn_bchannel * | bc | ) |
Definition at line 2272 of file isdn_lib.c.
References misdn_bchannel::generate_tone.
Referenced by misdn_write().
02273 { 02274 bc->generate_tone=1; 02275 }
| void misdn_lib_tone_generator_stop | ( | struct misdn_bchannel * | bc | ) |
Definition at line 2277 of file isdn_lib.c.
References misdn_bchannel::generate_tone.
Referenced by start_bc_tones(), and stop_indicate().
02278 { 02279 bc->generate_tone=0; 02280 }
| int misdn_lib_tx2misdn_frm | ( | struct misdn_bchannel * | bc, | |
| void * | data, | |||
| int | len | |||
| ) |
Definition at line 4306 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_bchannel::bc_state, bc_state2str(), BCHAN_ACTIVATED, BCHAN_BRIDGED, buf, misdn_bchannel::capability, cb_log, flip_buf_bits(), get_stack_by_bc(), misdn_stack::midev, misdn_cap_is_speech(), misdn_stack::port, and misdn_bchannel::port.
Referenced by misdn_join_conf(), and misdn_write().
04307 { 04308 struct misdn_stack *stack=get_stack_by_bc(bc); 04309 char buf[4096 + mISDN_HEADER_LEN]; 04310 iframe_t *frm = (iframe_t*)buf; 04311 int r; 04312 04313 switch (bc->bc_state) { 04314 case BCHAN_ACTIVATED: 04315 case BCHAN_BRIDGED: 04316 break; 04317 default: 04318 cb_log(3, bc->port, "BC not yet activated (state:%s)\n",bc_state2str(bc->bc_state)); 04319 return -1; 04320 } 04321 04322 frm->prim = DL_DATA|REQUEST; 04323 frm->dinfo = 0; 04324 frm->addr = bc->addr | FLG_MSG_DOWN ; 04325 04326 frm->len = len; 04327 memcpy(&buf[mISDN_HEADER_LEN], data,len); 04328 04329 if ( misdn_cap_is_speech(bc->capability) ) 04330 flip_buf_bits( &buf[mISDN_HEADER_LEN], len); 04331 else 04332 cb_log(6, stack->port, "Writing %d data bytes\n",len); 04333 04334 cb_log(9, stack->port, "Writing %d bytes 2 mISDN\n",len); 04335 r=mISDN_write(stack->midev, buf, frm->len + mISDN_HEADER_LEN, TIMEOUT_INFINIT); 04336 return 0; 04337 }
| void misdn_make_dummy | ( | struct misdn_bchannel * | dummybc, | |
| int | port, | |||
| int | l3id, | |||
| int | nt, | |||
| int | channel | |||
| ) |
Definition at line 79 of file isdn_lib.c.
References misdn_bchannel::channel, misdn_bchannel::dummy, misdn_bchannel::l3_id, misdn_bchannel::nt, and misdn_bchannel::port.
Referenced by handle_cli_misdn_send_facility(), handle_cr(), handle_event_nt(), handle_frm(), manager_event_handler(), misdn_lib_send_restart(), and release_cr().
| static void misdn_send_lock | ( | struct misdn_bchannel * | bc | ) | [static] |
Definition at line 3408 of file isdn_lib.c.
References send_lock::lock, pthread_mutex_lock, and misdn_bchannel::send_lock.
Referenced by misdn_lib_send_event().
03409 { 03410 //cb_log(0,bc->port,"Locking bc->pid:%d\n", bc->pid); 03411 if (bc->send_lock) 03412 pthread_mutex_lock(&bc->send_lock->lock); 03413 }
| static void misdn_send_unlock | ( | struct misdn_bchannel * | bc | ) | [static] |
Definition at line 3415 of file isdn_lib.c.
References send_lock::lock, pthread_mutex_unlock, and misdn_bchannel::send_lock.
Referenced by misdn_lib_send_event().
03416 { 03417 //cb_log(0,bc->port,"UnLocking bc->pid:%d\n", bc->pid); 03418 if (bc->send_lock) 03419 pthread_mutex_unlock(&bc->send_lock->lock); 03420 }
| void misdn_split_conf | ( | struct misdn_bchannel * | bc, | |
| int | conf_id | |||
| ) |
Definition at line 4644 of file isdn_lib.c.
References misdn_bchannel::addr, bc_state_change(), BCHAN_ACTIVATED, cb_log, manager_ph_control(), and misdn_bchannel::port.
Referenced by manager_bchannel_deactivate(), misdn_lib_send_event(), and misdn_lib_split_bridge().
04645 { 04646 bc_state_change(bc,BCHAN_ACTIVATED); 04647 manager_ph_control(bc, CMX_RECEIVE_ON, 0); 04648 manager_ph_control(bc, CMX_CONF_SPLIT, conf_id); 04649 04650 cb_log(4,bc->port, "Splitting bc:%x in conf:%d\n",bc->addr,conf_id); 04651 }
| void misdn_tx_jitter | ( | struct misdn_bchannel * | bc, | |
| int | len | |||
| ) |
Definition at line 2331 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_bchannel::bframe, misdn_bchannel::bframe_len, buf, cb_jb_empty, cb_log, misdn_bchannel::channel, errno, flip_buf_bits(), misdn_lib::midev, and misdn_bchannel::port.
Referenced by do_tone(), and handle_bchan().
02332 { 02333 char buf[4096 + mISDN_HEADER_LEN]; 02334 char *data=&buf[mISDN_HEADER_LEN]; 02335 iframe_t *txfrm= (iframe_t*)buf; 02336 int jlen, r; 02337 02338 jlen=cb_jb_empty(bc,data,len); 02339 02340 if (jlen) { 02341 #ifdef MISDN_SAVE_DATA 02342 misdn_save_data((bc->port*100+bc->channel), data, jlen, bc->bframe, bc->bframe_len); 02343 #endif 02344 flip_buf_bits( data, jlen); 02345 02346 if (jlen < len) { 02347 cb_log(1, bc->port, "Jitterbuffer Underrun. Got %d of expected %d\n", jlen, len); 02348 } 02349 02350 txfrm->prim = DL_DATA|REQUEST; 02351 02352 txfrm->dinfo = 0; 02353 02354 txfrm->addr = bc->addr|FLG_MSG_DOWN; /* | IF_DOWN; */ 02355 02356 txfrm->len =jlen; 02357 cb_log(9, bc->port, "Transmitting %d samples 2 misdn\n", txfrm->len); 02358 02359 r=mISDN_write( glob_mgr->midev, buf, txfrm->len + mISDN_HEADER_LEN, 8000 ); 02360 } else { 02361 #define MISDN_GEN_SILENCE 02362 #ifdef MISDN_GEN_SILENCE 02363 int cnt=len/TONE_SILENCE_SIZE; 02364 int rest=len%TONE_SILENCE_SIZE; 02365 int i; 02366 02367 for (i=0; i<cnt; i++) { 02368 memcpy(data, tone_silence_flip, TONE_SILENCE_SIZE ); 02369 data +=TONE_SILENCE_SIZE; 02370 } 02371 02372 if (rest) { 02373 memcpy(data, tone_silence_flip, rest); 02374 } 02375 02376 txfrm->prim = DL_DATA|REQUEST; 02377 02378 txfrm->dinfo = 0; 02379 02380 txfrm->addr = bc->addr|FLG_MSG_DOWN; /* | IF_DOWN; */ 02381 02382 txfrm->len =len; 02383 cb_log(5, bc->port, "Transmitting %d samples of silence to misdn\n", len); 02384 02385 r=mISDN_write( glob_mgr->midev, buf, txfrm->len + mISDN_HEADER_LEN, 8000 ); 02386 #else 02387 r = 0; 02388 #endif 02389 } 02390 02391 if (r < 0) { 02392 cb_log(1, bc->port, "Error in mISDN_write (%s)\n", strerror(errno)); 02393 } 02394 }
| static void prepare_bc | ( | struct misdn_bchannel * | bc, | |
| int | channel | |||
| ) | [static] |
Definition at line 3228 of file isdn_lib.c.
References misdn_bchannel::addr, AST_CAUSE_NORMAL_CLEARING, misdn_bchannel::b_stid, misdn_bchannel::cause, misdn_bchannel::channel, misdn_bchannel::channel_preselected, misdn_bchannel::in_use, misdn_bchannel::layer_id, misdn_bchannel::need_disconnect, misdn_bchannel::need_release, misdn_bchannel::need_release_complete, and misdn_bchannel::pid.
Referenced by misdn_lib_get_free_bc().
03229 { 03230 bc->channel = channel; 03231 bc->channel_preselected = channel?1:0; 03232 bc->need_disconnect=1; 03233 bc->need_release=1; 03234 bc->need_release_complete=1; 03235 bc->cause = AST_CAUSE_NORMAL_CLEARING; 03236 03237 if (++mypid>5000) mypid=1; 03238 bc->pid=mypid; 03239 03240 #if 0 03241 bc->addr=0; 03242 bc->b_stid=0; 03243 bc->layer_id=0; 03244 #endif 03245 03246 bc->in_use = 1; 03247 }
| int queue_cleanup_bc | ( | struct misdn_bchannel * | bc | ) |
Definition at line 3837 of file isdn_lib.c.
References misdn_lib::activatequeue, cb_log, misdn_bchannel::l3_id, misdn_lib::new_msg, and misdn_bchannel::port.
03838 { 03839 msg_t *msg=alloc_msg(MAX_MSG_SIZE); 03840 iframe_t *frm; 03841 if (!msg) { 03842 cb_log(0, bc->port, "queue_cleanup_bc: alloc_msg failed!\n"); 03843 return -1; 03844 } 03845 frm=(iframe_t*)msg->data; 03846 03847 /* activate bchannel */ 03848 frm->prim = MGR_CLEARSTACK| REQUEST; 03849 03850 frm->addr = bc->l3_id; 03851 03852 frm->dinfo = bc->port; 03853 frm->len = 0; 03854 03855 msg_queue_tail(&glob_mgr->activatequeue, msg); 03856 sem_post(&glob_mgr->new_msg); 03857 03858 return 0; 03859 03860 }
| int release_cr | ( | struct misdn_stack * | stack, | |
| mISDNuser_head_t * | hh | |||
| ) |
removing procid
Definition at line 1842 of file isdn_lib.c.
References misdn_bchannel::addr, cb_log, find_bc_by_l3id(), handle_cr(), misdn_bchannel::l3_id, misdn_make_dummy(), misdn_stack::nt, misdn_stack::port, misdn_stack::procids, and misdn_stack::upper_id.
Referenced by handle_event_nt().
01843 { 01844 struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo); 01845 struct misdn_bchannel dummybc; 01846 iframe_t frm; /* fake te frm to remove callref from global callreflist */ 01847 frm.dinfo = hh->dinfo; 01848 01849 frm.addr=stack->upper_id | FLG_MSG_DOWN; 01850 01851 frm.prim = CC_RELEASE_CR|INDICATION; 01852 cb_log(4, stack->port, " --> CC_RELEASE_CR: Faking Release_cr for %x l3id:%x\n",frm.addr, frm.dinfo); 01853 /** removing procid **/ 01854 if (!bc) { 01855 cb_log(4, stack->port, " --> Didn't find BC so temporarily creating dummy BC (l3id:%x) on this port.\n", hh->dinfo); 01856 misdn_make_dummy(&dummybc, stack->port, hh->dinfo, stack->nt, 0); 01857 bc=&dummybc; 01858 } 01859 01860 if (bc) { 01861 if ( (bc->l3_id & 0xff00) == 0xff00) { 01862 cb_log(4, stack->port, " --> Removing Process Id:%x on this port.\n", bc->l3_id&0xff); 01863 stack->procids[bc->l3_id&0xff] = 0 ; 01864 } 01865 } 01866 else cb_log(0, stack->port, "Couldn't find BC so I couldn't remove the Process!!!! this is a bad port.\n"); 01867 01868 if (handle_cr(stack, &frm)<0) { 01869 } 01870 01871 return 0 ; 01872 }
| static int send_msg | ( | int | midev, | |
| struct misdn_bchannel * | bc, | |||
| msg_t * | dmsg | |||
| ) | [static] |
Definition at line 412 of file isdn_lib.c.
References cb_log, get_stack_by_bc(), misdn_bchannel::l3_id, and misdn_bchannel::port.
Referenced by manager_event_handler().
00413 { 00414 iframe_t *frm = (iframe_t *)dmsg->data; 00415 struct misdn_stack *stack=get_stack_by_bc(bc); 00416 00417 if (!stack) { 00418 cb_log(0,bc->port,"send_msg: IEK!! no stack\n "); 00419 return -1; 00420 } 00421 00422 frm->addr = (stack->upper_id | FLG_MSG_DOWN); 00423 frm->dinfo = bc->l3_id; 00424 frm->len = (dmsg->len) - mISDN_HEADER_LEN; 00425 00426 cb_log(4,stack->port,"Sending msg, prim:%x addr:%x dinfo:%x\n",frm->prim,frm->addr,frm->dinfo); 00427 00428 mISDN_write(midev, dmsg->data, dmsg->len, TIMEOUT_1SEC); 00429 free_msg(dmsg); 00430 00431 return 0; 00432 }
| static int set_chan_in_stack | ( | struct misdn_stack * | stack, | |
| int | channel | |||
| ) | [static] |
Definition at line 485 of file isdn_lib.c.
References cb_log, misdn_stack::channels, dump_chan_list(), MAX_BCHANS, and misdn_stack::port.
Referenced by find_free_chan_in_stack().
00486 { 00487 00488 cb_log(4,stack->port,"set_chan_in_stack: %d\n",channel); 00489 dump_chan_list(stack); 00490 if (channel >=1 && channel <= MAX_BCHANS) { 00491 if (!stack->channels[channel-1]) 00492 stack->channels[channel-1] = 1; 00493 else { 00494 cb_log(4,stack->port,"channel already in use:%d\n", channel ); 00495 return -1; 00496 } 00497 } else { 00498 cb_log(0,stack->port,"couldn't set channel %d in\n", channel ); 00499 return -1; 00500 } 00501 00502 return 0; 00503 }
| int setup_bc | ( | struct misdn_bchannel * | bc | ) |
Definition at line 1006 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_stack::b_num, misdn_bchannel::b_stid, misdn_stack::b_stids, misdn_stack::bc, misdn_bchannel::bc_state, bc_state2str(), bc_state_change(), BCHAN_ACTIVATED, BCHAN_CLEANED, BCHAN_ERROR, buff, cb_event, cb_log, misdn_bchannel::channel, errno, EVENT_BCHAN_ERROR, get_stack_by_bc(), misdn_bchannel::hdlc, ISDN_PID_L3_B_USER, ISDN_PID_L4_B_USER, misdn_bchannel::layer, misdn_bchannel::layer_id, manager_bchannel_activate(), misdn_stack::midev, misdn_bchannel::nodsp, misdn_stack::port, misdn_bchannel::port, and misdn_lib::user_data.
Referenced by handle_event(), misdn_lib_send_event(), and misdn_lib_setup_bc().
01007 { 01008 unsigned char buff[1025]; 01009 int midev; 01010 int channel; 01011 int b_stid; 01012 int i; 01013 mISDN_pid_t pid; 01014 int ret; 01015 01016 struct misdn_stack *stack=get_stack_by_bc(bc); 01017 01018 if (!stack) { 01019 cb_log(0, bc->port, "setup_bc: NO STACK FOUND!!\n"); 01020 return -1; 01021 } 01022 01023 midev = stack->midev; 01024 channel = bc->channel - 1 - (bc->channel > 16); 01025 b_stid = stack->b_stids[channel >= 0 ? channel : 0]; 01026 01027 switch (bc->bc_state) { 01028 case BCHAN_CLEANED: 01029 break; 01030 default: 01031 cb_log(4, stack->port, "$$$ bc already setup stid :%x (state:%s)\n", b_stid, bc_state2str(bc->bc_state) ); 01032 return -1; 01033 } 01034 01035 cb_log(5, stack->port, "$$$ Setting up bc with stid :%x\n", b_stid); 01036 01037 /*check if the b_stid is already initialized*/ 01038 for (i=0; i <= stack->b_num; i++) { 01039 if (stack->bc[i].b_stid == b_stid) { 01040 cb_log(0, bc->port, "setup_bc: b_stid:%x already in use !!!\n", b_stid); 01041 return -1; 01042 } 01043 } 01044 01045 if (b_stid <= 0) { 01046 cb_log(0, stack->port," -- Stid <=0 at the moment in channel:%d\n",channel); 01047 01048 bc_state_change(bc,BCHAN_ERROR); 01049 return 1; 01050 } 01051 01052 bc->b_stid = b_stid; 01053 01054 { 01055 layer_info_t li; 01056 memset(&li, 0, sizeof(li)); 01057 01058 li.object_id = -1; 01059 li.extentions = 0; 01060 01061 li.st = bc->b_stid; /* given idx */ 01062 01063 01064 #define MISDN_DSP 01065 #ifndef MISDN_DSP 01066 bc->nodsp=1; 01067 #endif 01068 if ( bc->hdlc || bc->nodsp) { 01069 cb_log(4, stack->port,"setup_bc: without dsp\n"); 01070 { 01071 int l = sizeof(li.name); 01072 strncpy(li.name, "B L3", l); 01073 li.name[l-1] = 0; 01074 } 01075 li.pid.layermask = ISDN_LAYER((3)); 01076 li.pid.protocol[3] = ISDN_PID_L3_B_USER; 01077 01078 bc->layer=3; 01079 } else { 01080 cb_log(4, stack->port,"setup_bc: with dsp\n"); 01081 { 01082 int l = sizeof(li.name); 01083 strncpy(li.name, "B L4", l); 01084 li.name[l-1] = 0; 01085 } 01086 li.pid.layermask = ISDN_LAYER((4)); 01087 li.pid.protocol[4] = ISDN_PID_L4_B_USER; 01088 01089 bc->layer=4; 01090 } 01091 01092 ret = mISDN_new_layer(midev, &li); 01093 if (ret ) { 01094 cb_log(0, stack->port,"New Layer Err: %d %s\n",ret,strerror(errno)); 01095 01096 bc_state_change(bc,BCHAN_ERROR); 01097 return(-EINVAL); 01098 } 01099 01100 bc->layer_id = li.id; 01101 } 01102 01103 memset(&pid, 0, sizeof(pid)); 01104 01105 01106 01107 cb_log(4, stack->port," --> Channel is %d\n", bc->channel); 01108 01109 if (bc->nodsp) { 01110 cb_log(2, stack->port," --> TRANSPARENT Mode (no DSP, no HDLC)\n"); 01111 pid.protocol[1] = ISDN_PID_L1_B_64TRANS; 01112 pid.protocol[2] = ISDN_PID_L2_B_TRANS; 01113 pid.protocol[3] = ISDN_PID_L3_B_USER; 01114 pid.layermask = ISDN_LAYER((1)) | ISDN_LAYER((2)) | ISDN_LAYER((3)); 01115 01116 } else if ( bc->hdlc ) { 01117 cb_log(2, stack->port," --> HDLC Mode\n"); 01118 pid.protocol[1] = ISDN_PID_L1_B_64HDLC ; 01119 pid.protocol[2] = ISDN_PID_L2_B_TRANS ; 01120 pid.protocol[3] = ISDN_PID_L3_B_USER; 01121 pid.layermask = ISDN_LAYER((1)) | ISDN_LAYER((2)) | ISDN_LAYER((3)) ; 01122 } else { 01123 cb_log(2, stack->port," --> TRANSPARENT Mode\n"); 01124 pid.protocol[1] = ISDN_PID_L1_B_64TRANS; 01125 pid.protocol[2] = ISDN_PID_L2_B_TRANS; 01126 pid.protocol[3] = ISDN_PID_L3_B_DSP; 01127 pid.protocol[4] = ISDN_PID_L4_B_USER; 01128 pid.layermask = ISDN_LAYER((1)) | ISDN_LAYER((2)) | ISDN_LAYER((3)) | ISDN_LAYER((4)); 01129 01130 } 01131 01132 ret = mISDN_set_stack(midev, bc->b_stid, &pid); 01133 01134 if (ret){ 01135 cb_log(0, stack->port,"$$$ Set Stack Err: %d %s\n",ret,strerror(errno)); 01136 01137 mISDN_write_frame(midev, buff, bc->layer_id, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); 01138 01139 bc_state_change(bc,BCHAN_ERROR); 01140 cb_event(EVENT_BCHAN_ERROR, bc, glob_mgr->user_data); 01141 return(-EINVAL); 01142 } 01143 01144 ret = mISDN_get_setstack_ind(midev, bc->layer_id); 01145 01146 if (ret) { 01147 cb_log(0, stack->port,"$$$ Set StackIND Err: %d %s\n",ret,strerror(errno)); 01148 mISDN_write_frame(midev, buff, bc->layer_id, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); 01149 01150 bc_state_change(bc,BCHAN_ERROR); 01151 cb_event(EVENT_BCHAN_ERROR, bc, glob_mgr->user_data); 01152 return(-EINVAL); 01153 } 01154 01155 ret = mISDN_get_layerid(midev, bc->b_stid, bc->layer) ; 01156 01157 bc->addr = ret>0? ret : 0; 01158 01159 if (!bc->addr) { 01160 cb_log(0, stack->port,"$$$ Get Layerid Err: %d %s\n",ret,strerror(errno)); 01161 mISDN_write_frame(midev, buff, bc->layer_id, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); 01162 01163 bc_state_change(bc,BCHAN_ERROR); 01164 cb_event(EVENT_BCHAN_ERROR, bc, glob_mgr->user_data); 01165 return (-EINVAL); 01166 } 01167 01168 manager_bchannel_activate(bc); 01169 01170 bc_state_change(bc,BCHAN_ACTIVATED); 01171 01172 return 0; 01173 }
| static void stack_destroy | ( | struct misdn_stack * | stack | ) | [static] |
Definition at line 1435 of file isdn_lib.c.
References buf, misdn_stack::lower_id, misdn_stack::midev, misdn_stack::nst, misdn_stack::nstlock, misdn_stack::nt, pthread_mutex_destroy, misdn_stack::st_lock, and misdn_stack::upper_id.
Referenced by misdn_lib_destroy().
01436 { 01437 char buf[1024]; 01438 if (!stack) return; 01439 01440 if (stack->nt) { 01441 pthread_mutex_destroy(&stack->nstlock); 01442 cleanup_Isdnl2(&stack->nst); 01443 cleanup_Isdnl3(&stack->nst); 01444 } 01445 01446 if (stack->lower_id) 01447 mISDN_write_frame(stack->midev, buf, stack->lower_id, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); 01448 01449 if (stack->upper_id) 01450 mISDN_write_frame(stack->midev, buf, stack->upper_id, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); 01451 01452 pthread_mutex_destroy(&stack->st_lock); 01453 }
| void stack_holder_add | ( | struct misdn_stack * | stack, | |
| struct misdn_bchannel * | holder | |||
| ) |
Definition at line 4427 of file isdn_lib.c.
References cb_log, misdn_stack::holding, misdn_bchannel::l3_id, misdn_bchannel::next, misdn_stack::port, and misdn_bchannel::stack_holder.
Referenced by misdn_lib_send_event().
04428 { 04429 struct misdn_bchannel *help; 04430 cb_log(4,stack->port, "*HOLDER: add %x\n",holder->l3_id); 04431 04432 holder->stack_holder=1; 04433 holder->next=NULL; 04434 04435 if (!stack->holding) { 04436 stack->holding = holder; 04437 return; 04438 } 04439 04440 for (help=stack->holding; 04441 help; 04442 help=help->next) { 04443 if (!help->next) { 04444 help->next=holder; 04445 break; 04446 } 04447 } 04448 04449 }
| struct misdn_bchannel * stack_holder_find | ( | struct misdn_stack * | stack, | |
| unsigned long | l3id | |||
| ) | [read] |
Definition at line 4477 of file isdn_lib.c.
References cb_log, misdn_stack::holding, misdn_bchannel::l3_id, misdn_bchannel::next, and misdn_stack::port.
Referenced by find_bc_by_l3id(), find_bc_by_masked_l3id(), handle_event_nt(), and misdn_lib_find_held_bc().
04478 { 04479 struct misdn_bchannel *help; 04480 04481 cb_log(4,stack?stack->port:0, "*HOLDER: find %lx\n",l3id); 04482 04483 if (!stack) return NULL; 04484 04485 for (help=stack->holding; 04486 help; 04487 help=help->next) { 04488 if (help->l3_id == l3id) { 04489 cb_log(4,stack->port, "*HOLDER: found bc\n"); 04490 return help; 04491 } 04492 } 04493 04494 cb_log(4,stack->port, "*HOLDER: find nothing\n"); 04495 return NULL; 04496 }
| void stack_holder_remove | ( | struct misdn_stack * | stack, | |
| struct misdn_bchannel * | holder | |||
| ) |
Definition at line 4451 of file isdn_lib.c.
References cb_log, misdn_stack::holding, misdn_bchannel::l3_id, misdn_bchannel::next, misdn_stack::port, and misdn_bchannel::stack_holder.
Referenced by handle_cr(), and handle_event_nt().
04452 { 04453 struct misdn_bchannel *h1; 04454 04455 if (!holder->stack_holder) return; 04456 04457 holder->stack_holder=0; 04458 04459 cb_log(4,stack->port, "*HOLDER: remove %x\n",holder->l3_id); 04460 if (!stack || ! stack->holding) return; 04461 04462 if (holder == stack->holding) { 04463 stack->holding = stack->holding->next; 04464 return; 04465 } 04466 04467 for (h1=stack->holding; 04468 h1; 04469 h1=h1->next) { 04470 if (h1->next == holder) { 04471 h1->next=h1->next->next; 04472 return ; 04473 } 04474 } 04475 }
| static struct misdn_stack* stack_init | ( | int | midev, | |
| int | port, | |||
| int | ptp | |||
| ) | [static, read] |
Definition at line 1247 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::b_stids, buff, cb_log, misdn_stack::channels, misdn_stack::d_stid, misdn_stack::downqueue, handle_event_nt(), misdn_stack::holding, misdn_stack::l1link, misdn_stack::l2link, misdn_stack::lower_id, malloc, MAX_BCHANS, misdn_stack::mgr, misdn_stack::midev, misdn_lib_get_l1_up(), misdn_lib_get_l2_up(), misdn_lib_get_short_status(), misdn_stack::nst, misdn_stack::nstlock, misdn_stack::nt, misdn_stack::port, misdn_stack::pri, pthread_mutex_init, misdn_stack::ptp, misdn_stack::st_lock, misdn_stack::upper_id, and misdn_stack::upqueue.
Referenced by misdn_lib_init().
01248 { 01249 int ret; 01250 unsigned char buff[1025]; 01251 iframe_t *frm = (iframe_t *)buff; 01252 stack_info_t *stinf; 01253 int i; 01254 layer_info_t li; 01255 01256 struct misdn_stack *stack = malloc(sizeof(struct misdn_stack)); 01257 if (!stack ) return NULL; 01258 01259 01260 cb_log(8, port, "Init. Stack.\n"); 01261 01262 memset(stack,0,sizeof(struct misdn_stack)); 01263 01264 for (i=0; i<MAX_BCHANS + 1; i++ ) stack->channels[i]=0; 01265 01266 stack->port=port; 01267 stack->midev=midev; 01268 stack->ptp=ptp; 01269 01270 stack->holding=NULL; 01271 stack->pri=0; 01272 01273 msg_queue_init(&stack->downqueue); 01274 msg_queue_init(&stack->upqueue); 01275 01276 pthread_mutex_init(&stack->st_lock, NULL); 01277 01278 /* query port's requirements */ 01279 ret = mISDN_get_stack_info(midev, port, buff, sizeof(buff)); 01280 if (ret < 0) { 01281 cb_log(0, port, "%s: Cannot get stack info for this port. (ret=%d)\n", __FUNCTION__, ret); 01282 return(NULL); 01283 } 01284 01285 stinf = (stack_info_t *)&frm->data.p; 01286 01287 stack->d_stid = stinf->id; 01288 stack->b_num = stinf->childcnt; 01289 01290 for (i=0; i<=stinf->childcnt; i++) 01291 stack->b_stids[i] = stinf->child[i]; 01292 01293 switch(stinf->pid.protocol[0] & ~ISDN_PID_FEATURE_MASK) { 01294 case ISDN_PID_L0_TE_S0: 01295 stack->nt=0; 01296 break; 01297 case ISDN_PID_L0_NT_S0: 01298 cb_log(8, port, "NT Stack\n"); 01299 01300 stack->nt=1; 01301 break; 01302 case ISDN_PID_L0_TE_E1: 01303 cb_log(8, port, "TE S2M Stack\n"); 01304 stack->nt=0; 01305 stack->pri=1; 01306 break; 01307 case ISDN_PID_L0_NT_E1: 01308 cb_log(8, port, "TE S2M Stack\n"); 01309 stack->nt=1; 01310 stack->pri=1; 01311 01312 break; 01313 default: 01314 cb_log(0, port, "this is a unknown port type 0x%08x\n", stinf->pid.protocol[0]); 01315 01316 } 01317 01318 if (!stack->nt) { 01319 if (stinf->pid.protocol[2] & ISDN_PID_L2_DF_PTP ) { 01320 stack->ptp = 1; 01321 } else { 01322 stack->ptp = 0; 01323 } 01324 } 01325 01326 { 01327 int ret; 01328 int nt=stack->nt; 01329 01330 cb_log(8, port, "Init. Stack.\n"); 01331 01332 memset(&li, 0, sizeof(li)); 01333 { 01334 int l = sizeof(li.name); 01335 strncpy(li.name,nt?"net l2":"user l4", l); 01336 li.name[l-1] = 0; 01337 } 01338 li.object_id = -1; 01339 li.extentions = 0; 01340 li.pid.protocol[nt?2:4] = nt?ISDN_PID_L2_LAPD_NET:ISDN_PID_L4_CAPI20; 01341 li.pid.layermask = ISDN_LAYER((nt?2:4)); 01342 li.st = stack->d_stid; 01343 01344 01345 ret = mISDN_new_layer(midev, &li); 01346 if (ret) { 01347 cb_log(0, port, "%s: Cannot add layer %d to this port.\n", __FUNCTION__, nt?2:4); 01348 return(NULL); 01349 } 01350 01351 01352 stack->upper_id = li.id; 01353 ret = mISDN_register_layer(midev, stack->d_stid, stack->upper_id); 01354 if (ret) 01355 { 01356 cb_log(0,port,"Cannot register layer %d of this port.\n", nt?2:4); 01357 return(NULL); 01358 } 01359 01360 stack->lower_id = mISDN_get_layerid(midev, stack->d_stid, nt?1:3); 01361 if (stack->lower_id < 0) { 01362 cb_log(0, port, "%s: Cannot get layer(%d) id of this port.\n", __FUNCTION__, nt?1:3); 01363 return(NULL); 01364 } 01365 01366 stack->upper_id = mISDN_get_layerid(midev, stack->d_stid, nt?2:4); 01367 if (stack->upper_id < 0) { 01368 cb_log(0, port, "%s: Cannot get layer(%d) id of this port.\n", __FUNCTION__, 2); 01369 return(NULL); 01370 } 01371 01372 cb_log(8, port, "NT Stacks upper_id %x\n",stack->upper_id); 01373 01374 01375 /* create nst (nt-mode only) */ 01376 if (nt) { 01377 01378 memset(&stack->nst, 0, sizeof(net_stack_t)); 01379 memset(&stack->mgr, 0, sizeof(manager_t)); 01380 01381 stack->mgr.nst = &stack->nst; 01382 stack->nst.manager = &stack->mgr; 01383 01384 stack->nst.l3_manager = handle_event_nt; 01385 stack->nst.device = midev; 01386 stack->nst.cardnr = port; 01387 stack->nst.d_stid = stack->d_stid; 01388 01389 stack->nst.feature = FEATURE_NET_HOLD; 01390 if (stack->ptp) 01391 stack->nst.feature |= FEATURE_NET_PTP; 01392 if (stack->pri) 01393 stack->nst.feature |= FEATURE_NET_CRLEN2 | FEATURE_NET_EXTCID; 01394 01395 stack->nst.l1_id = stack->lower_id; 01396 stack->nst.l2_id = stack->upper_id; 01397 01398 msg_queue_init(&stack->nst.down_queue); 01399 pthread_mutex_init(&stack->nstlock, NULL); 01400 01401 Isdnl2Init(&stack->nst); 01402 Isdnl3Init(&stack->nst); 01403 01404 } 01405 01406 if (!stack->nt) { 01407 /*assume L1 is up, we'll get DEACTIVATES soon, for non 01408 * up L1s*/ 01409 stack->l1link=0; 01410 } 01411 stack->l1link=0; 01412 stack->l2link=0; 01413 #if 0 01414 if (!stack->nt) { 01415 misdn_lib_get_short_status(stack); 01416 } else { 01417 misdn_lib_get_l1_up(stack); 01418 if (!stack->ptp) misdn_lib_get_l1_up(stack); 01419 misdn_lib_get_l2_up(stack); 01420 } 01421 #endif 01422 01423 misdn_lib_get_short_status(stack); 01424 misdn_lib_get_l1_up(stack); 01425 misdn_lib_get_l2_up(stack); 01426 01427 } 01428 01429 cb_log(8,0,"stack_init: port:%d lowerId:%x upperId:%x\n",stack->port,stack->lower_id, stack->upper_id); 01430 01431 return stack; 01432 }
| void te_lib_destroy | ( | int | midev | ) |
Definition at line 3182 of file isdn_lib.c.
Referenced by misdn_lib_destroy().
| int te_lib_init | ( | void | ) |
App Interface
Definition at line 3155 of file isdn_lib.c.
References buff, errno, and misdn_lib::midev.
Referenced by misdn_lib_init().
03155 { 03156 char buff[1025] = ""; 03157 iframe_t *frm=(iframe_t*)buff; 03158 int midev=mISDN_open(); 03159 int ret; 03160 03161 if (midev<=0) return midev; 03162 03163 /* create entity for layer 3 TE-mode */ 03164 mISDN_write_frame(midev, buff, 0, MGR_NEWENTITY | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); 03165 ret = mISDN_read_frame(midev, frm, sizeof(iframe_t), 0, MGR_NEWENTITY | CONFIRM, TIMEOUT_1SEC); 03166 03167 if (ret < mISDN_HEADER_LEN) { 03168 noentity: 03169 fprintf(stderr, "cannot request MGR_NEWENTITY from mISDN: %s\n",strerror(errno)); 03170 exit(-1); 03171 } 03172 03173 entity = frm->dinfo & 0xffff ; 03174 03175 if (!entity) 03176 goto noentity; 03177 03178 return midev; 03179 03180 }
| static int test_inuse | ( | struct misdn_bchannel * | bc | ) | [static] |
Definition at line 3208 of file isdn_lib.c.
References misdn_bchannel::b_stid, cb_log, misdn_bchannel::in_use, misdn_bchannel::last_used, misdn_lib_port_is_pri(), and misdn_bchannel::port.
Referenced by misdn_lib_get_free_bc().
03209 { 03210 struct timeval now; 03211 gettimeofday(&now, NULL); 03212 if (!bc->in_use) { 03213 if (misdn_lib_port_is_pri(bc->port) && bc->last_used.tv_sec == now.tv_sec ) { 03214 cb_log(2,bc->port, "channel with stid:%x for one second still in use! (n:%d lu:%d)\n", bc->b_stid, (int) now.tv_sec, (int) bc->last_used.tv_sec); 03215 return 1; 03216 } 03217 03218 03219 cb_log(3,bc->port, "channel with stid:%x not in use!\n", bc->b_stid); 03220 return 0; 03221 } 03222 03223 cb_log(2,bc->port, "channel with stid:%x in use!\n", bc->b_stid); 03224 return 1; 03225 }
Variable Documentation
| enum event_response_e(* cb_event)(enum event_e event, struct misdn_bchannel *bc, void *user_data) |
Referenced by clear_l3(), do_tone(), handle_bchan(), handle_cr(), handle_event_nt(), handle_frm(), handle_l1(), handle_l2(), manager_clean_bc(), misdn_lib_init(), set_channel(), and setup_bc().
| int(* cb_jb_empty)(struct misdn_bchannel *bc, char *buffer, int len) |
Referenced by misdn_lib_init(), and misdn_tx_jitter().
| void(* cb_log)(int level, int port, char *tmpl,...) |
Referenced by bc_next_state_change(), bc_state_change(), build_connect(), build_disconnect(), build_release(), build_release_complete(), build_restart(), build_setup(), cb_events(), clean_up_bc(), config_jitterbuffer(), create_process(), dump_chan_list(), empty_chan_in_stack(), fetch_msg(), find_free_chan_in_stack(), handle_bchan(), handle_cr(), handle_err(), handle_event(), handle_event_nt(), handle_frm(), handle_frm_nt(), handle_l1(), handle_l2(), handle_mgmt(), handle_timers(), hangup_chan(), init_bc(), isdn_msg_get_index_by_event(), manager_bchannel_activate(), manager_bchannel_deactivate(), manager_ec_disable(), manager_ec_enable(), manager_event_handler(), manager_isdn_handler(), manager_ph_control(), misdn_join_conf(), misdn_lib_bridge(), misdn_lib_destroy(), misdn_lib_echo(), misdn_lib_get_free_bc(), misdn_lib_get_l1_down(), misdn_lib_get_port_info(), misdn_lib_init(), misdn_lib_isdn_event_catcher(), misdn_lib_isdn_l1watcher(), misdn_lib_log_ies(), misdn_lib_port_restart(), misdn_lib_port_up(), misdn_lib_release(), misdn_lib_send_event(), misdn_lib_send_restart(), misdn_lib_split_bridge(), misdn_lib_tx2misdn_frm(), misdn_split_conf(), misdn_tasks_destroy(), misdn_tx_jitter(), misdn_write(), parse_facility(), parse_release_complete(), parse_restart(), parse_setup(), queue_cleanup_bc(), release_cr(), send_msg(), set_chan_in_stack(), set_channel(), setup_bc(), stack_holder_add(), stack_holder_find(), stack_holder_remove(), stack_init(), te_lib_destroy(), and test_inuse().
int entity [static] |
Definition at line 260 of file isdn_lib.c.
char flip_table[256] [static] |
Definition at line 321 of file isdn_lib.c.
Definition at line 262 of file isdn_lib.c.
enum global_states global_state = MISDN_INITIALIZING [static] |
Definition at line 196 of file isdn_lib.c.
sem_t handler_started [static] |
Definition at line 3952 of file isdn_lib.c.
Msg Array
Definition at line 1163 of file isdn_msg_parser.c.
Referenced by handle_event_nt(), handle_frm(), handle_l1(), manager_isdn_get_info(), and misdn_lib_send_event().
int mypid = 1 [static] |
Definition at line 435 of file isdn_lib.c.
int new_te_id = 0 [static] |
Definition at line 819 of file isdn_lib.c.
int nt_err_cnt = 0 [static] |
Definition at line 189 of file isdn_lib.c.
char tone_425_flip[TONE_425_SIZE] [static] |
Definition at line 264 of file isdn_lib.c.
char tone_silence_flip[TONE_SILENCE_SIZE] [static] |
Definition at line 265 of file isdn_lib.c.
