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>
Go to the source code of this file.
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] |
Interface to mISDN.
Definition in file isdn_lib.c.
#define ARRAY_LEN | ( | a | ) | (sizeof(a) / sizeof(a[0])) |
Definition at line 40 of file isdn_lib.c.
Referenced by __ast_cli_generator(), __ast_register_translator(), __init_manager(), __unload_module(), _sip_show_peer(), action_events(), 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_check_subscriber(), ast_event_cmp(), ast_event_init(), 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_test_init(), ast_timing_init(), ast_tos2str(), ast_tps_init(), ast_udptl_init(), ast_utils_init(), 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(), event_dump_cache(), 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_event(), 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(), udptl_rx_packet(), ulaw_sample(), unload_module(), and update_max_trunk().
#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.
enum global_states |
Definition at line 191 of file isdn_lib.c.
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().
{ cb_log(5,bc->port,"BC_NEXT_STATE_CHANGE: from:%s to:%s\n", bc_state2str(bc->next_bc_state), bc_state2str(state) ); bc->next_bc_state=state; }
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().
{ int i; struct bchan_state_s { char *n; enum bchannel_state s; } states[] = { {"BCHAN_CLEANED", BCHAN_CLEANED }, {"BCHAN_EMPTY", BCHAN_EMPTY}, {"BCHAN_SETUP", BCHAN_SETUP}, {"BCHAN_SETUPED", BCHAN_SETUPED}, {"BCHAN_ACTIVE", BCHAN_ACTIVE}, {"BCHAN_ACTIVATED", BCHAN_ACTIVATED}, {"BCHAN_BRIDGE", BCHAN_BRIDGE}, {"BCHAN_BRIDGED", BCHAN_BRIDGED}, {"BCHAN_RELEASE", BCHAN_RELEASE}, {"BCHAN_RELEASED", BCHAN_RELEASED}, {"BCHAN_CLEAN", BCHAN_CLEAN}, {"BCHAN_CLEAN_REQUEST", BCHAN_CLEAN_REQUEST}, {"BCHAN_ERROR", BCHAN_ERROR} }; for (i=0; i< sizeof(states)/sizeof(struct bchan_state_s); i++) if ( states[i].s == state) return states[i].n; return "UNKNOWN"; }
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().
{ cb_log(5,bc->port,"BC_STATE_CHANGE: l3id:%x from:%s to:%s\n", bc->l3_id, bc_state2str(bc->bc_state), bc_state2str(state) ); switch (state) { case BCHAN_ACTIVATED: if (bc->next_bc_state == BCHAN_BRIDGED) { misdn_join_conf(bc, bc->conf_id); bc->next_bc_state = BCHAN_EMPTY; return; } default: bc->bc_state=state; break; } }
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().
{ static char *bearers[]={ "Speech", "Audio 3.1k", "Unres Digital", "Res Digital", "Unknown Bearer" }; switch (cap) { case INFO_CAPABILITY_SPEECH: return bearers[0]; break; case INFO_CAPABILITY_AUDIO_3_1K: return bearers[1]; break; case INFO_CAPABILITY_DIGITAL_UNRESTRICTED: return bearers[2]; break; case INFO_CAPABILITY_DIGITAL_RESTRICTED: return bearers[3]; break; default: return bearers[4]; break; } }
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().
{ int ret=0; unsigned char buff[32]; struct misdn_stack * stack; cb_log(3, bc?bc->port:0, "$$$ CLEANUP CALLED pid:%d\n", bc?bc->pid:-1); if (!bc ) return -1; stack=get_stack_by_bc(bc); if (!stack) return -1; switch (bc->bc_state ) { case BCHAN_CLEANED: cb_log(5, stack->port, "$$$ Already cleaned up bc with stid :%x\n", bc->b_stid); return -1; default: break; } cb_log(2, stack->port, "$$$ Cleaning up bc with stid :%x pid:%d\n", bc->b_stid, bc->pid); manager_ec_disable(bc); manager_bchannel_deactivate(bc); mISDN_write_frame(stack->midev, buff, bc->layer_id|FLG_MSG_TARGET|FLG_MSG_DOWN, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); bc->b_stid = 0; bc_state_change(bc, BCHAN_CLEANED); return ret; }
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().
{ int i; for (i=0; i<=stack->b_num; i++) { if (global_state == MISDN_INITIALIZED) { cb_event(EVENT_CLEANUP, &stack->bc[i], NULL); empty_bc(&stack->bc[i]); clean_up_bc(&stack->bc[i]); empty_chan_in_stack(stack, i + 1); stack->bc[i].in_use = 0; } } }
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().
{ int i = 0; msg_t *dmsg; while(i < 10) { dmsg = prep_l3data_msg(prim, dinfo, size, 256, NULL); if (dmsg) return(dmsg); if (!i) printf("cannot allocate memory, trying again...\n"); i++; usleep(300000); } printf("cannot allocate memory, system overloaded.\n"); exit(-1); }
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().
{ int i = 0; msg_t *dmsg; Q931_info_t *qi; iframe_t *frm; if (!ntmode) size = sizeof(Q931_info_t)+2; while(i < 10) { if (ntmode) { dmsg = prep_l3data_msg(prim, dinfo, size, 256, NULL); if (dmsg) { return(dmsg); } } else { dmsg = alloc_msg(size+256+mISDN_HEADER_LEN+DEFAULT_HEADROOM); if (dmsg) { memset(msg_put(dmsg,size+mISDN_HEADER_LEN), 0, size+mISDN_HEADER_LEN); frm = (iframe_t *)dmsg->data; frm->prim = prim; frm->dinfo = dinfo; qi = (Q931_info_t *)(dmsg->data + mISDN_HEADER_LEN); qi->type = mt; return(dmsg); } } if (!i) printf("cannot allocate memory, trying again...\n"); i++; usleep(300000); } printf("cannot allocate memory, system overloaded.\n"); exit(-1); }
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().
{ iframe_t ncr; int l3_id; int proc_id; struct misdn_stack *stack; stack = get_stack_by_bc(bc); if (stack->nt) { if (find_free_chan_in_stack(stack, bc, bc->channel_preselected ? bc->channel : 0, 0) < 0) { return -1; } cb_log(4, stack->port, " --> found channel: %d\n", bc->channel); for (proc_id = 0; proc_id < MAXPROCS; ++proc_id) { if (stack->procids[proc_id] == 0) { break; } } /* end for */ if (proc_id == MAXPROCS) { cb_log(0, stack->port, "Couldn't Create New ProcId.\n"); return -1; } stack->procids[proc_id] = 1; l3_id = 0xff00 | proc_id; bc->l3_id = l3_id; cb_log(3, stack->port, " --> new_l3id %x\n", l3_id); } else { if ((stack->pri && stack->ptp) || bc->te_choose_channel) { /* we know exactly which channels are in use */ if (find_free_chan_in_stack(stack, bc, bc->channel_preselected ? bc->channel : 0, bc->dec) < 0) { return -1; } cb_log(2, stack->port, " --> found channel: %d\n", bc->channel); } else { /* other phones could have made a call also on this port (ptmp) */ bc->channel = 0xff; } /* if we are in te-mode, we need to create a process first */ if (++new_te_id > 0xffff) { new_te_id = 0x0001; } l3_id = (entity << 16) | new_te_id; bc->l3_id = l3_id; cb_log(3, stack->port, "--> new_l3id %x\n", l3_id); /* send message */ ncr.prim = CC_NEW_CR | REQUEST; ncr.addr = (stack->upper_id | FLG_MSG_DOWN); ncr.dinfo = l3_id; ncr.len = 0; mISDN_write(midev, &ncr, mISDN_HEADER_LEN + ncr.len, TIMEOUT_1SEC); } return l3_id; }
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, len(), misdn_tx_jitter(), misdn_bchannel::nojitter, misdn_bchannel::tone_cnt, and misdn_lib::user_data.
Referenced by handle_bchan().
{ bc->tone_cnt=len; if (bc->generate_tone) { cb_event(EVENT_TONE_GENERATE, bc, glob_mgr->user_data); if ( !bc->nojitter ) { misdn_tx_jitter(bc,len); } return 1; } return 0; }
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().
{ bc->dummy=0; bc->bframe_len=0; bc->cw= 0; bc->dec=0; bc->channel = 0; bc->sending_complete = 0; bc->restart_channel=0; bc->conf_id = 0; bc->need_more_infos = 0; bc->send_dtmf=0; bc->nodsp=0; bc->nojitter=0; bc->time_usec=0; bc->rxgain=0; bc->txgain=0; bc->crypt=0; bc->curptx=0; bc->curprx=0; bc->crypt_key[0] = 0; bc->generate_tone=0; bc->tone_cnt=0; bc->dnumplan=NUMPLAN_UNKNOWN; bc->onumplan=NUMPLAN_UNKNOWN; bc->rnumplan=NUMPLAN_UNKNOWN; bc->cpnnumplan=NUMPLAN_UNKNOWN; bc->active = 0; bc->early_bconnect = 1; #ifdef MISDN_1_2 *bc->pipeline = 0; #else bc->ec_enable = 0; bc->ec_deftaps = 128; #endif bc->AOCD_need_export = 0; bc->orig=0; bc->cause = AST_CAUSE_NORMAL_CLEARING; bc->out_cause = AST_CAUSE_NORMAL_CLEARING; bc->pres = 0; /* allowed */ bc->evq=EVENT_NOTHING; bc->progress_coding=0; bc->progress_location=0; bc->progress_indicator=0; /** Set Default Bearer Caps **/ bc->capability=INFO_CAPABILITY_SPEECH; bc->law=INFO_CODEC_ALAW; bc->mode=0; bc->rate=0x10; bc->user1=0; bc->urate=0; bc->hdlc=0; bc->info_dad[0] = 0; bc->display[0] = 0; bc->infos_pending[0] = 0; bc->cad[0] = 0; bc->oad[0] = 0; bc->dad[0] = 0; bc->rad[0] = 0; bc->orig_dad[0] = 0; bc->uu[0]=0; bc->uulen=0; bc->fac_in.Function = Fac_None; bc->fac_out.Function = Fac_None; bc->te_choose_channel = 0; bc->channel_found= 0; gettimeofday(&bc->last_used, NULL); }
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().
{ if (channel<=0 || channel>MAX_BCHANS) { cb_log(0,stack?stack->port:0, "empty_chan_in_stack: cannot empty channel %d\n",channel); return -1; } cb_log (4, stack?stack->port:0, "empty_chan_in_stack: %d\n",channel); stack->channels[channel-1] = 0; dump_chan_list(stack); return 0; }
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().
{ static const struct { enum FacFunction facility; char *name; } arr[] = { /* *INDENT-OFF* */ { Fac_None, "Fac_None" }, { Fac_GetSupportedServices, "Fac_GetSupportedServices" }, { Fac_Listen, "Fac_Listen" }, { Fac_Suspend, "Fac_Suspend" }, { Fac_Resume, "Fac_Resume" }, { Fac_CFActivate, "Fac_CFActivate" }, { Fac_CFDeactivate, "Fac_CFDeactivate" }, { Fac_CFInterrogateParameters, "Fac_CFInterrogateParameters" }, { Fac_CFInterrogateNumbers, "Fac_CFInterrogateNumbers" }, { Fac_CD, "Fac_CD" }, { Fac_AOCDCurrency, "Fac_AOCDCurrency" }, { Fac_AOCDChargingUnit, "Fac_AOCDChargingUnit" }, /* *INDENT-ON* */ }; unsigned index; for (index = 0; index < ARRAY_LEN(arr); ++index) { if (arr[index].facility == facility) { return arr[index].name; } } return "unknown"; }
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().
{ msg_t *msg=alloc_msg(MAX_MSG_SIZE); int r; if (!msg) { cb_log(0, 0, "fetch_msg: alloc msg failed !!"); return NULL; } AGAIN: r=mISDN_read(midev,msg->data,MAX_MSG_SIZE, TIMEOUT_10SEC); msg->len=r; if (r==0) { free_msg(msg); /* danger, cause usually freeing in main_loop */ cb_log(6,0,"Got empty Msg..\n"); return NULL; } if (r<0) { if (errno == EAGAIN) { /*we wait for mISDN here*/ cb_log(4,0,"mISDN_read wants us to wait\n"); usleep(5000); goto AGAIN; } cb_log(0,0,"mISDN_read returned :%d error:%s (%d)\n",r,strerror(errno),errno); } #if 0 if (!(frm->prim == (DL_DATA|INDICATION) )|| (frm->prim == (PH_DATA|INDICATION))) 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 ); #endif return msg; }
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().
{ struct misdn_stack *stack; int i; for (stack = glob_mgr->stack_list; stack; stack = stack->next) { for (i = 0; i <= stack->b_num; i++) { if (stack->bc[i].in_use && ((stack->bc[i].addr & STACK_ID_MASK) == (addr & STACK_ID_MASK) || stack->bc[i].layer_id == addr)) { return &stack->bc[i]; } } } return NULL; }
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().
{ struct misdn_stack *stack = find_stack_by_port(port); int i; if (!stack) { return NULL; } for (i = 0; i <= stack->b_num; i++) { if (stack->bc[i].in_use && stack->bc[i].channel == channel) { return &stack->bc[i]; } } return NULL; }
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().
{ struct misdn_stack *stack; int i; for (stack = glob_mgr->stack_list; stack; stack = stack->next) { for (i = 0; i <= stack->b_num; i++) { if (stack->bc[i].in_use && stack->bc[i].conf_id == confid) { return &stack->bc[i]; } } } return NULL; }
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().
{ int i; int chan=0; int bnums = stack->pri ? stack->b_num : stack->b_num - 1; if (bc->channel_found) return 0; bc->channel_found=1; cb_log(5,stack->port,"find_free_chan: req_chan:%d\n",channel); if (channel < 0 || channel > MAX_BCHANS) { cb_log(0, stack->port, " !! out of bound call to find_free_chan_in_stack! (ch:%d)\n", channel); return 0; } channel--; pthread_mutex_lock(&stack->st_lock); if (dec) { for (i = bnums; i >=0; i--) { if (i != 15 && (channel < 0 || i == channel)) { /* skip E1 D channel ;) and work with chan preselection */ if (!stack->channels[i]) { cb_log (3, stack->port, " --> found chan%s: %d\n", channel>=0?" (preselected)":"", i+1); chan=i+1; break; } } } } else { for (i = 0; i <= bnums; i++) { if (i != 15 && (channel < 0 || i == channel)) { /* skip E1 D channel ;) and work with chan preselection */ if (!stack->channels[i]) { cb_log (3, stack->port, " --> found chan%s: %d\n", channel>=0?" (preselected)":"", i+1); chan=i+1; break; } } } } if (!chan) { pthread_mutex_unlock(&stack->st_lock); cb_log (1, stack->port, " !! NO FREE CHAN IN STACK\n"); dump_chan_list(stack); bc->out_cause = AST_CAUSE_NORMAL_CIRCUIT_CONGESTION; return -1; } if (set_chan_in_stack(stack, chan)<0) { pthread_mutex_unlock(&stack->st_lock); cb_log (0, stack->port, "Channel Already in use:%d\n", chan); bc->out_cause = AST_CAUSE_REQUESTED_CHAN_UNAVAIL; return -1; } pthread_mutex_unlock(&stack->st_lock); bc->channel=chan; return 0; }
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().
{ struct misdn_stack *stack; for (stack=glob_mgr->stack_list; stack; stack=stack->next) { if ( (stack->upper_id&STACK_ID_MASK) == (addr&STACK_ID_MASK)) return stack; } return NULL; }
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().
{ struct misdn_stack *stack; for (stack=glob_mgr->stack_list; stack; stack=stack->next) if ( &stack->mgr == mgr_nt) return stack; return NULL; }
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().
{ struct misdn_stack *stack; for (stack=glob_mgr->stack_list; stack; stack=stack->next) if (stack->port == port) return stack; return NULL; }
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().
{ int i; char * start = buf; for (i = 0 ; i < len; i++) { buf[i] = flip_table[(unsigned char)buf[i]]; } return start; }
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().
{ return glob_mgr->stack_list; }
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().
{ struct misdn_stack *stack=get_misdn_stack(); for ( ; stack; stack=stack->next) { if (stack->port == port) break; } if (stack) { sprintf(buf, "* Port %d Type %s Prot. %s L2Link %s L1Link:%s Blocked:%d", stack->port, stack->nt ? "NT" : "TE", stack->ptp ? "PTP" : "PMP", stack->l2link ? "UP" : "DOWN", stack->l1link ? "UP" : "DOWN", stack->blocked); } else { buf[0]=0; } }
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().
{ struct misdn_stack *stack = get_misdn_stack(); if (!bc) return NULL; for ( ; stack; stack = stack->next) { if (bc->port == stack->port) return stack; } return NULL; }
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().
{ iframe_t *frm= (iframe_t*)msg->data; struct misdn_bchannel *bc=find_bc_by_addr(frm->addr); struct misdn_stack *stack; if (!bc) { cb_log(1,0,"handle_bchan: BC not found for prim:%x with addr:%x dinfo:%x\n", frm->prim, frm->addr, frm->dinfo); return 0 ; } stack = get_stack_by_bc(bc); if (!stack) { 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); return 0; } switch (frm->prim) { case MGR_SETSTACK| CONFIRM: cb_log(3, stack->port, "BCHAN: MGR_SETSTACK|CONFIRM pid:%d\n",bc->pid); break; case MGR_SETSTACK| INDICATION: cb_log(3, stack->port, "BCHAN: MGR_SETSTACK|IND pid:%d\n",bc->pid); break; #if 0 AGAIN: bc->addr = mISDN_get_layerid(stack->midev, bc->b_stid, bc->layer); if (!bc->addr) { if (errno == EAGAIN) { usleep(1000); goto AGAIN; } cb_log(0,stack->port,"$$$ Get Layer (%d) Id Error: %s\n",bc->layer,strerror(errno)); /* we kill the channel later, when we received some data. */ bc->addr= frm->addr; } else if ( bc->addr < 0) { cb_log(0, stack->port,"$$$ bc->addr <0 Error:%s\n",strerror(errno)); bc->addr=0; } cb_log(4, stack->port," --> Got Adr %x\n", bc->addr); free_msg(msg); switch(bc->bc_state) { case BCHAN_SETUP: bc_state_change(bc,BCHAN_SETUPED); break; case BCHAN_CLEAN_REQUEST: default: cb_log(0, stack->port," --> STATE WASN'T SETUP (but %s) in SETSTACK|IND pid:%d\n",bc_state2str(bc->bc_state), bc->pid); clean_up_bc(bc); } return 1; #endif case MGR_DELLAYER| INDICATION: cb_log(3, stack->port, "BCHAN: MGR_DELLAYER|IND pid:%d\n",bc->pid); break; case MGR_DELLAYER| CONFIRM: cb_log(3, stack->port, "BCHAN: MGR_DELLAYER|CNF pid:%d\n",bc->pid); bc->pid=0; bc->addr=0; free_msg(msg); return 1; case PH_ACTIVATE | INDICATION: case DL_ESTABLISH | INDICATION: cb_log(3, stack->port, "BCHAN: ACT Ind pid:%d\n", bc->pid); free_msg(msg); return 1; case PH_ACTIVATE | CONFIRM: case DL_ESTABLISH | CONFIRM: cb_log(3, stack->port, "BCHAN: bchan ACT Confirm pid:%d\n",bc->pid); free_msg(msg); return 1; case DL_ESTABLISH | REQUEST: { char buf[128]; mISDN_write_frame(stack->midev, buf, bc->addr | FLG_MSG_TARGET | FLG_MSG_DOWN, DL_ESTABLISH | CONFIRM, 0,0, NULL, TIMEOUT_1SEC); } free_msg(msg); return 1; case DL_RELEASE|REQUEST: { char buf[128]; mISDN_write_frame(stack->midev, buf, bc->addr | FLG_MSG_TARGET | FLG_MSG_DOWN, DL_RELEASE| CONFIRM, 0,0, NULL, TIMEOUT_1SEC); } free_msg(msg); return 1; case PH_DEACTIVATE | INDICATION: case DL_RELEASE | INDICATION: cb_log (3, stack->port, "BCHAN: DeACT Ind pid:%d\n",bc->pid); free_msg(msg); return 1; case PH_DEACTIVATE | CONFIRM: case DL_RELEASE | CONFIRM: cb_log(3, stack->port, "BCHAN: DeACT Conf pid:%d\n",bc->pid); free_msg(msg); return 1; case PH_CONTROL|INDICATION: { unsigned int *cont = (unsigned int *) &frm->data.p; 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); if ((*cont & ~DTMF_TONE_MASK) == DTMF_TONE_VAL) { int dtmf = *cont & DTMF_TONE_MASK; cb_log(4, stack->port, " --> DTMF TONE: %c\n",dtmf); bc->dtmf=dtmf; cb_event(EVENT_DTMF_TONE, bc, glob_mgr->user_data); free_msg(msg); return 1; } if (*cont == BF_REJECT) { cb_log(4, stack->port, " --> BF REJECT\n"); free_msg(msg); return 1; } if (*cont == BF_ACCEPT) { cb_log(4, stack->port, " --> BF ACCEPT\n"); free_msg(msg); return 1; } } break; case PH_DATA|REQUEST: case DL_DATA|REQUEST: cb_log(0, stack->port, "DL_DATA REQUEST \n"); do_tone(bc, 64); free_msg(msg); return 1; case PH_DATA|INDICATION: case DL_DATA|INDICATION: { bc->bframe = (void*)&frm->data.i; bc->bframe_len = frm->len; /** Anyway flip the bufbits **/ if ( misdn_cap_is_speech(bc->capability) ) flip_buf_bits(bc->bframe, bc->bframe_len); if (!bc->bframe_len) { cb_log(2, stack->port, "DL_DATA INDICATION bc->addr:%x frm->addr:%x\n", bc->addr, frm->addr); free_msg(msg); return 1; } if ( (bc->addr&STACK_ID_MASK) != (frm->addr&STACK_ID_MASK) ) { cb_log(2, stack->port, "DL_DATA INDICATION bc->addr:%x frm->addr:%x\n", bc->addr, frm->addr); free_msg(msg); return 1; } #if MISDN_DEBUG cb_log(0, stack->port, "DL_DATA INDICATION Len %d\n", frm->len); #endif if ( (bc->bc_state == BCHAN_ACTIVATED) && frm->len > 0) { int t; #ifdef MISDN_B_DEBUG cb_log(0,bc->port,"do_tone START\n"); #endif t=do_tone(bc,frm->len); #ifdef MISDN_B_DEBUG cb_log(0,bc->port,"do_tone STOP (%d)\n",t); #endif if ( !t ) { int i; if ( misdn_cap_is_speech(bc->capability)) { if ( !bc->nojitter ) { #ifdef MISDN_B_DEBUG cb_log(0,bc->port,"tx_jitter START\n"); #endif misdn_tx_jitter(bc,frm->len); #ifdef MISDN_B_DEBUG cb_log(0,bc->port,"tx_jitter STOP\n"); #endif } } #ifdef MISDN_B_DEBUG cb_log(0,bc->port,"EVENT_B_DATA START\n"); #endif i = cb_event(EVENT_BCHAN_DATA, bc, glob_mgr->user_data); #ifdef MISDN_B_DEBUG cb_log(0,bc->port,"EVENT_B_DATA STOP\n"); #endif if (i<0) { cb_log(10,stack->port,"cb_event returned <0\n"); /*clean_up_bc(bc);*/ } } } free_msg(msg); return 1; } case PH_CONTROL | CONFIRM: cb_log(4, stack->port, "PH_CONTROL|CNF bc->addr:%x\n", frm->addr); free_msg(msg); return 1; case PH_DATA | CONFIRM: case DL_DATA|CONFIRM: #if MISDN_DEBUG cb_log(0, stack->port, "Data confirmed\n"); #endif free_msg(msg); return 1; case DL_DATA|RESPONSE: #if MISDN_DEBUG cb_log(0, stack->port, "Data response\n"); #endif break; } return 0; }
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().
{ struct misdn_bchannel *bc; if (!stack) return -1; switch (frm->prim) { case CC_NEW_CR|INDICATION: cb_log(7, stack->port, " --> lib: NEW_CR Ind with l3id:%x on this port.\n",frm->dinfo); bc = misdn_lib_get_free_bc(stack->port, 0, 1, 0); if (!bc) { cb_log(0, stack->port, " --> !! lib: No free channel!\n"); return -1; } cb_log(7, stack->port, " --> new_process: New L3Id: %x\n",frm->dinfo); bc->l3_id=frm->dinfo; return 1; case CC_NEW_CR|CONFIRM: return 1; case CC_NEW_CR|REQUEST: return 1; case CC_RELEASE_CR|REQUEST: return 1; case CC_RELEASE_CR|CONFIRM: break; case CC_RELEASE_CR|INDICATION: cb_log(4, stack->port, " --> lib: RELEASE_CR Ind with l3id:%x\n",frm->dinfo); { struct misdn_bchannel *bc=find_bc_by_l3id(stack, frm->dinfo); struct misdn_bchannel dummybc; if (!bc) { cb_log(4, stack->port, " --> Didn't find BC so temporarily creating dummy BC (l3id:%x) on this port.\n", frm->dinfo); misdn_make_dummy(&dummybc, stack->port, frm->dinfo, stack->nt, 0); bc=&dummybc; } if (bc) { int channel = bc->channel; cb_log(4, stack->port, " --> lib: CLEANING UP l3id: %x\n",frm->dinfo); /*bc->pid = 0;*/ bc->need_disconnect=0; bc->need_release=0; bc->need_release_complete=0; cb_event(EVENT_CLEANUP, bc, glob_mgr->user_data); empty_bc(bc); clean_up_bc(bc); if (channel>0) empty_chan_in_stack(stack,channel); bc->in_use=0; dump_chan_list(stack); if (bc->stack_holder) { cb_log(4,stack->port, "REMOVING Holder\n"); stack_holder_remove( stack, bc); free(bc); } } else { if (stack->nt) cb_log(4, stack->port, "BC with dinfo: %x not found.. (prim was %x and addr %x)\n",frm->dinfo, frm->prim, frm->addr); } return 1; } break; } return 0; }
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().
{ iframe_t *frm = (iframe_t*) msg->data; if (!frm->addr) { static int cnt=0; if (!cnt) cb_log(0,0,"mISDN Msg without Address pr:%x dinfo:%x\n",frm->prim,frm->dinfo); cnt++; if (cnt>100) { cb_log(0,0,"mISDN Msg without Address pr:%x dinfo:%x (already more than 100 of them)\n",frm->prim,frm->dinfo); cnt=0; } free_msg(msg); return 1; } switch (frm->prim) { case MGR_SETSTACK|INDICATION: return handle_bchan(msg); break; case MGR_SETSTACK|CONFIRM: case MGR_CLEARSTACK|CONFIRM: free_msg(msg) ; return 1; break; case DL_DATA|CONFIRM: cb_log(4,0,"DL_DATA|CONFIRM\n"); free_msg(msg); return 1; case PH_CONTROL|CONFIRM: cb_log(4,0,"PH_CONTROL|CONFIRM\n"); free_msg(msg); return 1; case DL_DATA|INDICATION: { int port=(frm->addr&MASTER_ID_MASK) >> 8; int channel=(frm->addr&CHILD_ID_MASK) >> 16; struct misdn_bchannel *bc; /*we flush the read buffer here*/ cb_log(9,0,"BCHAN DATA without BC: addr:%x port:%d channel:%d\n",frm->addr, port,channel); free_msg(msg); return 1; bc = find_bc_by_channel(port, channel); if (!bc) { struct misdn_stack *stack = find_stack_by_port(port); if (!stack) { cb_log(0,0," --> stack not found\n"); free_msg(msg); return 1; } cb_log(0,0," --> bc not found by channel\n"); if (stack->l2link) misdn_lib_get_l2_down(stack); if (stack->l1link) misdn_lib_get_l1_down(stack); free_msg(msg); return 1; } cb_log(3,port," --> BC in state:%s\n", bc_state2str(bc->bc_state)); } } return 0; }
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().
{ struct misdn_stack *stack=get_stack_by_bc(bc); if (!stack->nt) { switch (event) { case EVENT_CONNECT_ACKNOWLEDGE: setup_bc(bc); if ( *bc->crypt_key ) { 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); manager_ph_control_block(bc, BF_ENABLE_KEY, bc->crypt_key, strlen(bc->crypt_key) ); } if (misdn_cap_is_speech(bc->capability)) { if ( !bc->nodsp) manager_ph_control(bc, DTMF_TONE_START, 0); manager_ec_enable(bc); if ( bc->txgain != 0 ) { cb_log(4, stack->port, "--> Changing txgain to %d\n", bc->txgain); manager_ph_control(bc, VOL_CHANGE_TX, bc->txgain); } if ( bc->rxgain != 0 ) { cb_log(4, stack->port, "--> Changing rxgain to %d\n", bc->rxgain); manager_ph_control(bc, VOL_CHANGE_RX, bc->rxgain); } } break; case EVENT_CONNECT: if ( *bc->crypt_key ) { 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); manager_ph_control_block(bc, BF_ENABLE_KEY, bc->crypt_key, strlen(bc->crypt_key) ); } case EVENT_ALERTING: case EVENT_PROGRESS: case EVENT_PROCEEDING: case EVENT_SETUP_ACKNOWLEDGE: case EVENT_SETUP: { if (bc->channel == 0xff || bc->channel<=0) bc->channel=0; if (find_free_chan_in_stack(stack, bc, bc->channel, 0)<0){ if (!stack->pri && !stack->ptp) { bc->cw=1; break; } if (!bc->channel) cb_log(0, stack->port, "Any Channel Requested, but we have no more!!\n"); else cb_log(0, stack->port, "Requested Channel Already in Use releasing this call with cause %d!!!!\n", bc->out_cause); /* when the channel is already in use, we can't * simply clear it, we need to make sure that * it will still be marked as in_use in the * available channels list.*/ bc->channel=0; misdn_lib_send_event(bc,EVENT_RELEASE_COMPLETE); return -1; } } setup_bc(bc); break; case EVENT_RELEASE_COMPLETE: case EVENT_RELEASE: break; default: break; } } else { /** NT MODE **/ } return 0; }
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(), mISDNUSER_HEAD_SIZE, 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().
{ manager_t *mgr = (manager_t *)dat; msg_t *msg = (msg_t *)arg; mISDNuser_head_t *hh; struct misdn_stack *stack; int reject=0; if (!msg || !mgr) return(-EINVAL); stack = find_stack_by_mgr(mgr); hh=(mISDNuser_head_t*)msg->data; /* * When we are called from the mISDNuser lib, the nstlock is held and it * must be held when we return. We unlock here because the lib may be * entered again recursively. */ pthread_mutex_unlock(&stack->nstlock); cb_log(5, stack->port, " --> lib: prim %x dinfo %x\n",hh->prim, hh->dinfo); { switch(hh->prim){ case CC_RETRIEVE|INDICATION: { struct misdn_bchannel *bc; struct misdn_bchannel *hold_bc; iframe_t frm; /* fake te frm to add callref to global callreflist */ frm.dinfo = hh->dinfo; frm.addr=stack->upper_id | FLG_MSG_DOWN; frm.prim = CC_NEW_CR|INDICATION; if (handle_cr( stack, &frm)< 0) { msg_t *dmsg; cb_log(4, stack->port, "Patch from MEIDANIS:Sending RELEASE_COMPLETE %x (No free Chan for you..)\n", hh->dinfo); dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST,MT_RELEASE_COMPLETE, hh->dinfo,sizeof(RELEASE_COMPLETE_t), 1); pthread_mutex_lock(&stack->nstlock); stack->nst.manager_l3(&stack->nst, dmsg); free_msg(msg); return 0; } bc = find_bc_by_l3id(stack, hh->dinfo); hold_bc = stack_holder_find(stack, bc->l3_id); cb_log(4, stack->port, "bc_l3id:%x holded_bc_l3id:%x\n",bc->l3_id, hold_bc->l3_id); if (hold_bc) { cb_log(4, stack->port, "REMOVING Holder\n"); /*swap the backup to our new channel back*/ stack_holder_remove(stack, hold_bc); memcpy(bc, hold_bc, sizeof(*bc)); free(hold_bc); bc->holded=0; bc->b_stid=0; } } break; case CC_SETUP|CONFIRM: { struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo); int l3id = *((int *)(((u_char *)msg->data)+ mISDNUSER_HEAD_SIZE)); cb_log(4, stack->port, " --> lib: Event_ind:SETUP CONFIRM [NT] : new L3ID is %x\n",l3id ); if (bc) { cb_log (2, bc->port, "I IND :CC_SETUP|CONFIRM: old l3id:%x new l3id:%x\n", bc->l3_id, l3id); bc->l3_id = l3id; cb_event(EVENT_NEW_L3ID, bc, glob_mgr->user_data); } else { cb_log(4, stack->port, "Bc Not found (after SETUP CONFIRM)\n"); } } free_msg(msg); pthread_mutex_lock(&stack->nstlock); return 0; case CC_SETUP|INDICATION: { struct misdn_bchannel* bc=misdn_lib_get_free_bc(stack->port, 0, 1, 0); if (!bc) { msg_t *dmsg; cb_log(4, stack->port, "Patch from MEIDANIS:Sending RELEASE_COMPLETE %x (No free Chan for you..)\n", hh->dinfo); dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST,MT_RELEASE_COMPLETE, hh->dinfo,sizeof(RELEASE_COMPLETE_t), 1); pthread_mutex_lock(&stack->nstlock); stack->nst.manager_l3(&stack->nst, dmsg); free_msg(msg); return 0; } cb_log(4, stack->port, " --> new_process: New L3Id: %x\n",hh->dinfo); bc->l3_id=hh->dinfo; } break; case CC_CONNECT_ACKNOWLEDGE|INDICATION: break; case CC_ALERTING|INDICATION: case CC_PROCEEDING|INDICATION: case CC_SETUP_ACKNOWLEDGE|INDICATION: if(!stack->ptp) break; case CC_CONNECT|INDICATION: break; case CC_DISCONNECT|INDICATION: { struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo); if (!bc) { bc=find_bc_by_masked_l3id(stack, hh->dinfo, 0xffff0000); if (bc) { int myprocid=bc->l3_id&0x0000ffff; hh->dinfo=(hh->dinfo&0xffff0000)|myprocid; cb_log(3,stack->port,"Reject dinfo: %x cause:%d\n",hh->dinfo,bc->cause); reject=1; } } } break; case CC_FACILITY|INDICATION: { struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo); if (!bc) { bc=find_bc_by_masked_l3id(stack, hh->dinfo, 0xffff0000); if (bc) { int myprocid=bc->l3_id&0x0000ffff; hh->dinfo=(hh->dinfo&0xffff0000)|myprocid; cb_log(4,bc->port,"Repaired reject Bug, new dinfo: %x\n",hh->dinfo); } } } break; case CC_RELEASE_COMPLETE|INDICATION: break; case CC_SUSPEND|INDICATION: { msg_t *dmsg; cb_log(4, stack->port, " --> Got Suspend, sending Reject for now\n"); dmsg = create_l3msg(CC_SUSPEND_REJECT | REQUEST,MT_SUSPEND_REJECT, hh->dinfo,sizeof(RELEASE_COMPLETE_t), 1); pthread_mutex_lock(&stack->nstlock); stack->nst.manager_l3(&stack->nst, dmsg); free_msg(msg); return 0; } break; case CC_RESUME|INDICATION: break; case CC_RELEASE|CONFIRM: { struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo); if (bc) { cb_log(1, stack->port, "CC_RELEASE|CONFIRM (l3id:%x), sending RELEASE_COMPLETE\n", hh->dinfo); misdn_lib_send_event(bc, EVENT_RELEASE_COMPLETE); } } break; case CC_RELEASE|INDICATION: break; case CC_RELEASE_CR|INDICATION: release_cr(stack, hh); free_msg(msg); pthread_mutex_lock(&stack->nstlock); return 0 ; break; case CC_NEW_CR|INDICATION: /* Got New CR for bchan, for now I handle this one in */ /* connect_ack, Need to be changed */ { struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo); int l3id = *((int *)(((u_char *)msg->data)+ mISDNUSER_HEAD_SIZE)); if (!bc) { cb_log(0, stack->port, " --> In NEW_CR: didn't found bc ??\n"); pthread_mutex_lock(&stack->nstlock); return -1; } if (((l3id&0xff00)!=0xff00) && ((bc->l3_id&0xff00)==0xff00)) { cb_log(4, stack->port, " --> Removing Process Id:%x on this port.\n", 0xff&bc->l3_id); stack->procids[bc->l3_id&0xff] = 0 ; } cb_log(4, stack->port, "lib: Event_ind:CC_NEW_CR : very new L3ID is %x\n",l3id ); bc->l3_id =l3id; cb_event(EVENT_NEW_L3ID, bc, glob_mgr->user_data); free_msg(msg); pthread_mutex_lock(&stack->nstlock); return 0; } case DL_ESTABLISH | INDICATION: case DL_ESTABLISH | CONFIRM: { cb_log(3, stack->port, "%% GOT L2 Activate Info.\n"); if (stack->ptp && stack->l2link) { cb_log(0, stack->port, "%% GOT L2 Activate Info. but we're activated already.. this l2 is faulty, blocking port\n"); cb_event(EVENT_PORT_ALARM, &stack->bc[0], glob_mgr->user_data); } if (stack->ptp && !stack->restart_sent) { /* make sure we restart the interface of the * other side */ stack->restart_sent=1; misdn_lib_send_restart(stack->port, -1); } /* when we get the L2 UP, the L1 is UP definitely too*/ stack->l2link = 1; stack->l2upcnt=0; free_msg(msg); pthread_mutex_lock(&stack->nstlock); return 0; } break; case DL_RELEASE | INDICATION: case DL_RELEASE | CONFIRM: { if (stack->ptp) { cb_log(3 , stack->port, "%% GOT L2 DeActivate Info.\n"); if (stack->l2upcnt>3) { cb_log(0 , stack->port, "!!! Could not Get the L2 up after 3 Attempts!!!\n"); } else { #if 0 if (stack->nt) misdn_lib_reinit_nt_stack(stack->port); #endif if (stack->l1link) { misdn_lib_get_l2_up(stack); stack->l2upcnt++; } } } else cb_log(3, stack->port, "%% GOT L2 DeActivate Info.\n"); stack->l2link = 0; free_msg(msg); pthread_mutex_lock(&stack->nstlock); return 0; } break; } } { /* Parse Events and fire_up to App. */ struct misdn_bchannel *bc; struct misdn_bchannel dummybc; enum event_e event = isdn_msg_get_event(msgs_g, msg, 1); bc=find_bc_by_l3id(stack, hh->dinfo); if (!bc) { cb_log(4, stack->port, " --> Didn't find BC so temporarily creating dummy BC (l3id:%x).\n", hh->dinfo); misdn_make_dummy(&dummybc, stack->port, hh->dinfo, stack->nt, 0); bc=&dummybc; } if (bc ) { isdn_msg_parse_event(msgs_g,msg,bc, 1); switch (event) { case EVENT_SETUP: if (bc->channel<=0 || bc->channel==0xff) bc->channel=0; if (find_free_chan_in_stack(stack,bc, bc->channel,0)<0) { msg_t *dmsg; cb_log(4, stack->port, "Patch from MEIDANIS:Sending RELEASE_COMPLETE %x (No free Chan for you..)\n", hh->dinfo); dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST,MT_RELEASE_COMPLETE, hh->dinfo,sizeof(RELEASE_COMPLETE_t), 1); pthread_mutex_lock(&stack->nstlock); stack->nst.manager_l3(&stack->nst, dmsg); free_msg(msg); return 0; } break; case EVENT_RELEASE: case EVENT_RELEASE_COMPLETE: { int channel=bc->channel; int tmpcause=bc->cause; empty_bc(bc); bc->cause=tmpcause; clean_up_bc(bc); if (channel>0) empty_chan_in_stack(stack,channel); bc->in_use=0; } break; default: break; } if(!isdn_get_info(msgs_g,event,1)) { cb_log(4, stack->port, "Unknown Event Ind: prim %x dinfo %x\n",hh->prim, hh->dinfo); } else { if (reject) { switch(bc->cause){ case AST_CAUSE_USER_BUSY: cb_log(1, stack->port, "Siemens Busy reject..\n"); break; default: break; } } cb_event(event, bc, glob_mgr->user_data); } } else { cb_log(4, stack->port, "No BC found with l3id: prim %x dinfo %x\n",hh->prim, hh->dinfo); } free_msg(msg); } pthread_mutex_lock(&stack->nstlock); return 0; }
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().
{ iframe_t *frm = (iframe_t*) msg->data; struct misdn_stack *stack=find_stack_by_addr(frm->addr); if (!stack || stack->nt) { return 0; } cb_log(4,stack?stack->port:0,"handle_frm: frm->addr:%x frm->prim:%x\n",frm->addr,frm->prim); { struct misdn_bchannel dummybc; struct misdn_bchannel *bc; int ret=handle_cr(stack, frm); if (ret<0) { cb_log(3,stack?stack->port:0,"handle_frm: handle_cr <0 prim:%x addr:%x\n", frm->prim, frm->addr); } if(ret) { free_msg(msg); return 1; } bc=find_bc_by_l3id(stack, frm->dinfo); if (!bc && (frm->prim==(CC_RESTART|CONFIRM)) ) { misdn_make_dummy(&dummybc, stack->port, MISDN_ID_GLOBAL, stack->nt, 0); bc=&dummybc; } if (!bc && (frm->prim==(CC_SETUP|INDICATION)) ) { misdn_make_dummy(&dummybc, stack->port, MISDN_ID_GLOBAL, stack->nt, 0); dummybc.port=stack->port; dummybc.l3_id=frm->dinfo; bc=&dummybc; misdn_lib_send_event(bc,EVENT_RELEASE_COMPLETE); free_msg(msg); return 1; } handle_frm_bc: if (bc ) { enum event_e event = isdn_msg_get_event(msgs_g, msg, 0); enum event_response_e response=RESPONSE_OK; int ret; isdn_msg_parse_event(msgs_g,msg,bc, 0); /** Preprocess some Events **/ ret = handle_event(bc, event, frm); if (ret<0) { cb_log(0,stack->port,"couldn't handle event\n"); free_msg(msg); return 1; } /* shoot up event to App: */ cb_log(5, stack->port, "lib Got Prim: Addr %x prim %x dinfo %x\n",frm->addr, frm->prim, frm->dinfo); if(!isdn_get_info(msgs_g,event,0)) cb_log(0, stack->port, "Unknown Event Ind: Addr:%x prim %x dinfo %x\n",frm->addr, frm->prim, frm->dinfo); else response=cb_event(event, bc, glob_mgr->user_data); #if 1 if (event == EVENT_SETUP) { switch (response) { case RESPONSE_IGNORE_SETUP_WITHOUT_CLOSE: cb_log(0, stack->port, "TOTALLY IGNORING SETUP\n"); break; case RESPONSE_IGNORE_SETUP: /* I think we should send CC_RELEASE_CR, but am not sure*/ bc->out_cause = AST_CAUSE_NORMAL_CLEARING; case RESPONSE_RELEASE_SETUP: misdn_lib_send_event(bc,EVENT_RELEASE_COMPLETE); if (bc->channel>0) empty_chan_in_stack(stack, bc->channel); empty_bc(bc); bc_state_change(bc,BCHAN_CLEANED); bc->in_use=0; cb_log(0, stack->port, "GOT IGNORE SETUP\n"); break; case RESPONSE_OK: cb_log(4, stack->port, "GOT SETUP OK\n"); break; default: break; } } if (event == EVENT_RELEASE_COMPLETE) { /* release bchannel only after we've announced the RELEASE_COMPLETE */ int channel=bc->channel; int tmpcause=bc->cause; int tmp_out_cause=bc->out_cause; empty_bc(bc); bc->cause=tmpcause; bc->out_cause=tmp_out_cause; clean_up_bc(bc); bc->in_use = 0; if (tmpcause == AST_CAUSE_REQUESTED_CHAN_UNAVAIL) { cb_log(0, stack->port, "**** Received CAUSE:%d, restarting channel %d\n", AST_CAUSE_REQUESTED_CHAN_UNAVAIL, channel); misdn_lib_send_restart(stack->port, channel); } if (channel > 0) { empty_chan_in_stack(stack, channel); } } if (event == EVENT_RESTART) { cb_log(0, stack->port, "**** Received RESTART channel:%d\n", bc->restart_channel); empty_chan_in_stack(stack, bc->restart_channel); } cb_log(5, stack->port, "Freeing Msg on prim:%x \n",frm->prim); free_msg(msg); return 1; #endif } else { struct misdn_bchannel dummybc; if (frm->prim!=(CC_FACILITY|INDICATION)) cb_log(0, stack->port, " --> Didn't find BC so temporarily creating dummy BC (l3id:%x) on this port.\n", frm->dinfo); else cb_log(5, stack->port, " --> Using Dummy BC for FACILITY\n"); memset (&dummybc,0,sizeof(dummybc)); dummybc.port=stack->port; dummybc.l3_id=frm->dinfo; bc=&dummybc; goto handle_frm_bc; } } cb_log(4, stack->port, "TE_FRM_HANDLER: Returning 0 on prim:%x \n",frm->prim); return 0; }
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().
{ iframe_t *frm= (iframe_t*)msg->data; struct misdn_stack *stack; int err=0; stack=find_stack_by_addr( frm->addr ); if (!stack || !stack->nt) { return 0; } pthread_mutex_lock(&stack->nstlock); if ((err=stack->nst.l1_l2(&stack->nst,msg))) { pthread_mutex_unlock(&stack->nstlock); if (nt_err_cnt > 0 ) { if (nt_err_cnt < 100) { nt_err_cnt++; cb_log(0, stack->port, "NT Stack sends us error: %d \n", err); } else if (nt_err_cnt < 105){ cb_log(0, stack->port, "NT Stack sends us error: %d over 100 times, so I'll stop this message\n", err); nt_err_cnt = - 1; } } free_msg(msg); return 1; } pthread_mutex_unlock(&stack->nstlock); return 1; }
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().
{ iframe_t *frm = (iframe_t*) msg->data; struct misdn_stack *stack = find_stack_by_addr(frm->addr); int i ; if (!stack) return 0 ; switch (frm->prim) { case PH_ACTIVATE | CONFIRM: case PH_ACTIVATE | INDICATION: cb_log (3, stack->port, "L1: PH L1Link Up!\n"); stack->l1link=1; if (stack->nt) { pthread_mutex_lock(&stack->nstlock); if (stack->nst.l1_l2(&stack->nst, msg)) free_msg(msg); pthread_mutex_unlock(&stack->nstlock); if (stack->ptp) misdn_lib_get_l2_up(stack); } else { free_msg(msg); } for (i=0;i<=stack->b_num; i++) { if (stack->bc[i].evq != EVENT_NOTHING) { cb_log(4, stack->port, "Firing Queued Event %s because L1 got up\n", isdn_get_info(msgs_g, stack->bc[i].evq, 0)); misdn_lib_send_event(&stack->bc[i],stack->bc[i].evq); stack->bc[i].evq=EVENT_NOTHING; } } return 1; case PH_ACTIVATE | REQUEST: free_msg(msg); cb_log(3,stack->port,"L1: PH_ACTIVATE|REQUEST \n"); return 1; case PH_DEACTIVATE | REQUEST: free_msg(msg); cb_log(3,stack->port,"L1: PH_DEACTIVATE|REQUEST \n"); return 1; case PH_DEACTIVATE | CONFIRM: case PH_DEACTIVATE | INDICATION: cb_log (3, stack->port, "L1: PH L1Link Down! \n"); #if 0 for (i=0; i<=stack->b_num; i++) { if (global_state == MISDN_INITIALIZED) { cb_event(EVENT_CLEANUP, &stack->bc[i], glob_mgr->user_data); } } #endif if (stack->nt) { pthread_mutex_lock(&stack->nstlock); if (stack->nst.l1_l2(&stack->nst, msg)) free_msg(msg); pthread_mutex_unlock(&stack->nstlock); } else { free_msg(msg); } stack->l1link=0; stack->l2link=0; return 1; } return 0; }
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().
{ iframe_t *frm = (iframe_t*) msg->data; struct misdn_stack *stack = find_stack_by_addr(frm->addr); if (!stack) { return 0 ; } switch(frm->prim) { case DL_ESTABLISH | REQUEST: cb_log(1,stack->port,"DL_ESTABLISH|REQUEST \n"); free_msg(msg); return 1; case DL_RELEASE | REQUEST: cb_log(1,stack->port,"DL_RELEASE|REQUEST \n"); free_msg(msg); return 1; case DL_ESTABLISH | INDICATION: case DL_ESTABLISH | CONFIRM: { cb_log (3, stack->port, "L2: L2Link Up! \n"); if (stack->ptp && stack->l2link) { cb_log (-1, stack->port, "L2: L2Link Up! but it's already UP.. must be faulty, blocking port\n"); cb_event(EVENT_PORT_ALARM, &stack->bc[0], glob_mgr->user_data); } stack->l2link=1; free_msg(msg); return 1; } break; case DL_RELEASE | INDICATION: case DL_RELEASE | CONFIRM: { cb_log (3, stack->port, "L2: L2Link Down! \n"); stack->l2link=0; free_msg(msg); return 1; } break; } return 0; }
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().
{ iframe_t *frm = (iframe_t*) msg->data; struct misdn_stack *stack; if ( (frm->addr == 0) && (frm->prim == (MGR_DELLAYER|CONFIRM)) ) { cb_log(2, 0, "MGMT: DELLAYER|CONFIRM Addr: 0 !\n") ; free_msg(msg); return 1; } stack = find_stack_by_addr(frm->addr); if (!stack) { if (frm->prim == (MGR_DELLAYER|CONFIRM)) { cb_log(2, 0, "MGMT: DELLAYER|CONFIRM Addr: %x !\n", frm->addr) ; free_msg(msg); return 1; } return 0; } switch(frm->prim) { case MGR_SHORTSTATUS | INDICATION: case MGR_SHORTSTATUS | CONFIRM: cb_log(5, stack->port, "MGMT: Short status dinfo %x\n",frm->dinfo); switch (frm->dinfo) { case SSTATUS_L1_ACTIVATED: cb_log(3, stack->port, "MGMT: SSTATUS: L1_ACTIVATED \n"); stack->l1link=1; break; case SSTATUS_L1_DEACTIVATED: cb_log(3, stack->port, "MGMT: SSTATUS: L1_DEACTIVATED \n"); stack->l1link=0; #if 0 clear_l3(stack); #endif break; case SSTATUS_L2_ESTABLISHED: cb_log(3, stack->port, "MGMT: SSTATUS: L2_ESTABLISH \n"); stack->l2link=1; break; case SSTATUS_L2_RELEASED: cb_log(3, stack->port, "MGMT: SSTATUS: L2_RELEASED \n"); stack->l2link=0; break; } free_msg(msg); return 1; case MGR_SETSTACK | INDICATION: cb_log(4, stack->port, "MGMT: SETSTACK|IND dinfo %x\n",frm->dinfo); free_msg(msg); return 1; case MGR_DELLAYER | CONFIRM: cb_log(4, stack->port, "MGMT: DELLAYER|CNF dinfo %x\n",frm->dinfo) ; free_msg(msg); return 1; } /* if ( (frm->prim & 0x0f0000) == 0x0f0000) { cb_log(5, 0, "$$$ MGMT FRAME: prim %x addr %x dinfo %x\n",frm->prim, frm->addr, frm->dinfo) ; free_msg(msg); return 1; } */ return 0; }
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().
{ iframe_t *frm= (iframe_t*)msg->data; struct misdn_stack *stack; /* Timer Stuff */ switch (frm->prim) { case MGR_INITTIMER | CONFIRM: case MGR_ADDTIMER | CONFIRM: case MGR_DELTIMER | CONFIRM: case MGR_REMOVETIMER | CONFIRM: free_msg(msg); return(1); } if (frm->prim==(MGR_TIMER | INDICATION) ) { for (stack = glob_mgr->stack_list; stack; stack = stack->next) { itimer_t *it; if (!stack->nt) continue; it = stack->nst.tlist; /* find timer */ for(it=stack->nst.tlist; it; it=it->next) { if (it->id == (int)frm->addr) break; } if (it) { int ret; ret = mISDN_write_frame(stack->midev, msg->data, frm->addr, MGR_TIMER | RESPONSE, 0, 0, NULL, TIMEOUT_1SEC); test_and_clear_bit(FLG_TIMER_RUNING, (long unsigned int *)&it->Flags); pthread_mutex_lock(&stack->nstlock); ret = it->function(it->data); pthread_mutex_unlock(&stack->nstlock); free_msg(msg); return 1; } } cb_log(0, 0, "Timer Msg without Timer ??\n"); free_msg(msg); return 1; } return 0; }
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().
{ unsigned char buff[1025] = ""; iframe_t *frm = (iframe_t *)buff; int ret; if (!bc) return -1; cb_log(8, port, "Init.BC %d.\n",bidx); memset(bc, 0,sizeof(struct misdn_bchannel)); bc->send_lock=malloc(sizeof(struct send_lock)); if (!bc->send_lock) { return -1; } pthread_mutex_init(&bc->send_lock->lock, NULL); if (msn) { int l = sizeof(bc->msn); strncpy(bc->msn,msn, l); bc->msn[l-1] = 0; } empty_bc(bc); bc_state_change(bc, BCHAN_CLEANED); bc->port=stack->port; bc->nt=stack->nt?1:0; bc->pri=stack->pri; { ibuffer_t* ibuf= init_ibuffer(MISDN_IBUF_SIZE); if (!ibuf) return -1; clear_ibuffer( ibuf); ibuf->rsem=malloc(sizeof(sem_t)); if (!ibuf->rsem) { return -1; } bc->astbuf=ibuf; if (sem_init(ibuf->rsem,1,0)<0) sem_init(ibuf->rsem,0,0); } { stack_info_t *stinf; ret = mISDN_get_stack_info(midev, stack->port, buff, sizeof(buff)); if (ret < 0) { cb_log(0, port, "%s: Cannot get stack info for this port. (ret=%d)\n", __FUNCTION__, ret); return -1; } stinf = (stack_info_t *)&frm->data.p; cb_log(8, port, " --> Child %x\n",stinf->child[bidx]); } return 0; }
static void init_flip_bits | ( | void | ) | [static] |
Definition at line 323 of file isdn_lib.c.
Referenced by misdn_lib_init().
{ int i,k; for (i = 0 ; i < 256 ; i++) { unsigned char sample = 0 ; for (k = 0; k<8; k++) { if ( i & 1 << k ) sample |= 0x80 >> k; } flip_table[i] = sample; } }
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().
{ manager_ph_control(bc, DTMF_TONE_STOP, 0); }
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().
{ #ifdef MISDN_1_2 if (*bc->pipeline) #else if (bc->ec_enable) #endif manager_ec_enable(bc); else manager_ec_disable(bc); }
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().
{ manager_ph_control(bc, VOL_CHANGE_RX, bc->rxgain); }
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().
{ manager_ph_control(bc, VOL_CHANGE_TX, bc->txgain); }
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().
{ char buf[128]; struct misdn_stack *stack=get_stack_by_bc(bc); if (!stack) { cb_log(0, bc->port, "bchannel_activate: Stack not found !"); return ; } /* we must activate if we are deactivated */ clear_ibuffer(bc->astbuf); cb_log(5, stack->port, "$$$ Bchan Activated addr %x\n", bc->addr); mISDN_write_frame(stack->midev, buf, bc->addr | FLG_MSG_DOWN, DL_ESTABLISH | REQUEST, 0,0, NULL, TIMEOUT_1SEC); return ; }
void manager_bchannel_cleanup | ( | struct misdn_bchannel * | bc | ) |
void manager_bchannel_deactivate | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4270 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_bchannel::astbuf, misdn_bchannel::bc_state, bc_state_change(), BCHAN_ACTIVATED, BCHAN_BRIDGED, BCHAN_RELEASE, buf, cb_log, misdn_bchannel::conf_id, misdn_bchannel::generate_tone, get_stack_by_bc(), misdn_stack::midev, misdn_split_conf(), misdn_stack::port, and misdn_bchannel::port.
Referenced by clean_up_bc().
{ struct misdn_stack *stack=get_stack_by_bc(bc); iframe_t dact; char buf[128]; switch (bc->bc_state) { case BCHAN_ACTIVATED: break; case BCHAN_BRIDGED: misdn_split_conf(bc,bc->conf_id); break; default: cb_log( 4, bc->port,"bchan_deactivate: called but not activated\n"); return ; } cb_log(5, stack->port, "$$$ Bchan deActivated addr %x\n", bc->addr); bc->generate_tone=0; dact.prim = DL_RELEASE | REQUEST; dact.addr = bc->addr | FLG_MSG_DOWN; dact.dinfo = 0; dact.len = 0; mISDN_write_frame(stack->midev, buf, bc->addr | FLG_MSG_DOWN, DL_RELEASE|REQUEST,0,0,NULL, TIMEOUT_1SEC); clear_ibuffer(bc->astbuf); bc_state_change(bc,BCHAN_RELEASE); return; }
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().
{ struct misdn_stack *stack=get_stack_by_bc(bc); if (bc->channel>0) empty_chan_in_stack(stack, bc->channel); empty_bc(bc); bc->in_use=0; cb_event(EVENT_CLEANUP, bc, NULL); }
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().
{ struct misdn_stack *stack=get_stack_by_bc(bc); cb_log(4, stack?stack->port:0," --> ec_disable\n"); if (!misdn_cap_is_speech(bc->capability)) { cb_log(1, stack?stack->port:0, " --> no speech? cannot disable EC\n"); return; } #ifdef MISDN_1_2 manager_ph_control_block(bc, PIPELINE_CFG, "", 0); #else if ( ! bc->ec_enable) { cb_log(3, stack?stack->port:0, "Sending Control ECHOCAN_OFF\n"); manager_ph_control(bc, ECHOCAN_OFF, 0); } #endif }
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().
{ struct misdn_stack *stack=get_stack_by_bc(bc); cb_log(4, stack?stack->port:0,"ec_enable\n"); if (!misdn_cap_is_speech(bc->capability)) { cb_log(1, stack?stack->port:0, " --> no speech? cannot enable EC\n"); } else { #ifdef MISDN_1_2 if (*bc->pipeline) { cb_log(3, stack?stack->port:0,"Sending Control PIPELINE_CFG %s\n",bc->pipeline); manager_ph_control_block(bc, PIPELINE_CFG, bc->pipeline, strlen(bc->pipeline) + 1); } #else int ec_arr[2]; if (bc->ec_enable) { cb_log(3, stack?stack->port:0,"Sending Control ECHOCAN_ON taps:%d\n",bc->ec_deftaps); switch (bc->ec_deftaps) { case 4: case 8: case 16: case 32: case 64: case 128: case 256: case 512: case 1024: cb_log(4, stack->port, "Taps is %d\n",bc->ec_deftaps); break; default: cb_log(0, stack->port, "Taps should be power of 2\n"); bc->ec_deftaps=128; } ec_arr[0]=bc->ec_deftaps; ec_arr[1]=0; manager_ph_control_block(bc, ECHOCAN_ON, ec_arr, sizeof(ec_arr)); } #endif } }
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(), msg, 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().
{ sem_post(&handler_started); while (1) { struct misdn_stack *stack; msg_t *msg; /** wait for events **/ sem_wait(&glob_mgr->new_msg); for (msg=msg_dequeue(&glob_mgr->activatequeue); msg; msg=msg_dequeue(&glob_mgr->activatequeue) ) { iframe_t *frm = (iframe_t*) msg->data ; switch ( frm->prim) { case MGR_CLEARSTACK | REQUEST: /*a queued bchannel cleanup*/ { struct misdn_stack *stack=find_stack_by_port(frm->dinfo); struct misdn_bchannel *bc; if (!stack) { cb_log(0,0,"no stack found with port [%d]!! so we cannot cleanup the bc\n",frm->dinfo); free_msg(msg); break; } bc = find_bc_by_l3id(stack, frm->addr); if (bc) { cb_log(1,bc->port,"CLEARSTACK queued, cleaning up\n"); clean_up_bc(bc); } else { cb_log(0,stack->port,"bc could not be cleaned correctly !! addr [%x]\n",frm->addr); } } free_msg(msg); break; case MGR_SETSTACK | REQUEST : free_msg(msg); break; default: mISDN_write(glob_mgr->midev, frm, mISDN_HEADER_LEN+frm->len, TIMEOUT_1SEC); free_msg(msg); } } for (stack=glob_mgr->stack_list; stack; stack=stack->next ) { while ( (msg=msg_dequeue(&stack->upqueue)) ) { /** Handle L2/3 Signalling after bchans **/ if (!handle_frm_nt(msg)) { /* Maybe it's TE */ if (!handle_frm(msg)) { /* wow none! */ cb_log(0,stack->port,"Wow we've got a strange issue while dequeueing a Frame\n"); } } } /* Here we should check if we really want to send all the messages we've queued, lets assume we've queued a Disconnect, but received it already from the other side!*/ while ( (msg=msg_dequeue(&stack->downqueue)) ) { if (stack->nt ) { pthread_mutex_lock(&stack->nstlock); if (stack->nst.manager_l3(&stack->nst, msg)) cb_log(0, stack->port, "Error@ Sending Message in NT-Stack.\n"); pthread_mutex_unlock(&stack->nstlock); } else { iframe_t *frm = (iframe_t *)msg->data; struct misdn_bchannel *bc = find_bc_by_l3id(stack, frm->dinfo); if (bc) send_msg(glob_mgr->midev, bc, msg); else { if (frm->dinfo == MISDN_ID_GLOBAL || frm->dinfo == MISDN_ID_DUMMY ) { struct misdn_bchannel dummybc; cb_log(5,0," --> GLOBAL/DUMMY\n"); misdn_make_dummy(&dummybc, stack->port, frm->dinfo, stack->nt, 0); send_msg(glob_mgr->midev, &dummybc, msg); } else { cb_log(0,0,"No bc for Message\n"); } } } } } } }
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().
{ struct misdn_stack *stack; int i; for (stack = glob_mgr->stack_list; stack; stack = stack->next) { for (i = 0; i <= stack->b_num; i++) { if (stack->bc[i].in_use && stack->bc[i].pid == pid) { return &stack->bc[i]; } } } return NULL; }
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().
{ return isdn_get_info(msgs_g , event, 0); }
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().
{ if (frm->dinfo==0xffffffff && frm->prim==(PH_DATA|CONFIRM)) { cb_log(0,0,"SERIOUS BUG, dinfo == 0xffffffff, prim == PH_DATA | CONFIRM !!!!\n"); } if ( ((frm->addr | ISDN_PID_BCHANNEL_BIT )>> 28 ) == 0x5) { static int unhandled_bmsg_count=1000; if (handle_bchan(msg)) { return 0 ; } if (unhandled_bmsg_count==1000) { 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); unhandled_bmsg_count=0; } unhandled_bmsg_count++; free_msg(msg); return 0; } #ifdef RECV_FRM_SYSLOG_DEBUG syslog(LOG_NOTICE,"mISDN recv: P(%02d): ADDR:%x PRIM:%x DINFO:%x\n",stack->port, frm->addr, frm->prim, frm->dinfo); #endif if (handle_timers(msg)) return 0 ; if (handle_mgmt(msg)) return 0 ; if (handle_l2(msg)) return 0 ; /* Its important to handle l1 AFTER l2 */ if (handle_l1(msg)) return 0 ; if (handle_frm_nt(msg)) { return 0; } if (handle_frm(msg)) { return 0; } if (handle_err(msg)) { return 0 ; } 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); free_msg(msg); return 0; }
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().
{ unsigned char buffer[mISDN_HEADER_LEN+2*sizeof(int)]; iframe_t *ctrl = (iframe_t *)buffer; /* preload data */ unsigned int *d = (unsigned int*)&ctrl->data.p; /*struct misdn_stack *stack=get_stack_by_bc(bc);*/ cb_log(4,bc->port,"ph_control: c1:%x c2:%x\n",c1,c2); ctrl->prim = PH_CONTROL | REQUEST; ctrl->addr = bc->addr | FLG_MSG_DOWN; ctrl->dinfo = 0; ctrl->len = sizeof(unsigned int)*2; *d++ = c1; *d++ = c2; mISDN_write(glob_mgr->midev, ctrl, mISDN_HEADER_LEN+ctrl->len, TIMEOUT_1SEC); }
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().
{ unsigned char buffer[mISDN_HEADER_LEN+sizeof(int)+c2_len]; iframe_t *ctrl = (iframe_t *)buffer; unsigned int *d = (unsigned int *)&ctrl->data.p; /*struct misdn_stack *stack=get_stack_by_bc(bc);*/ ctrl->prim = PH_CONTROL | REQUEST; ctrl->addr = bc->addr | FLG_MSG_DOWN; ctrl->dinfo = 0; ctrl->len = sizeof(unsigned int) + c2_len; *d++ = c1; memcpy(d, c2, c2_len); mISDN_write(glob_mgr->midev, ctrl, mISDN_HEADER_LEN+ctrl->len, TIMEOUT_1SEC); }
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().
{ if ( (cap != INFO_CAPABILITY_DIGITAL_UNRESTRICTED) && (cap != INFO_CAPABILITY_DIGITAL_RESTRICTED) ) return 1; return 0; }
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().
{ struct misdn_stack *stack=get_misdn_stack(); for ( ; stack; stack=stack->next) { dump_chan_list(stack); } }
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().
{ if (!bc->early_bconnect) { /* We have opted to never receive any available inband recorded messages */ return 0; } switch (bc->progress_indicator) { case INFO_PI_INBAND_AVAILABLE: case INFO_PI_CALL_NOT_E2E_ISDN: case INFO_PI_CALLED_NOT_ISDN: return 1; default: return 0; } return 0; }
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().
{ char data[16] = ""; bc_state_change(bc,BCHAN_BRIDGED); manager_ph_control(bc, CMX_RECEIVE_OFF, 0); manager_ph_control(bc, CMX_CONF_JOIN, conf_id); cb_log(3,bc->port, "Joining bc:%x in conf:%d\n",bc->addr,conf_id); misdn_lib_tx2misdn_frm(bc, data, sizeof(data) - 1); }
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_bchannel::conf_id, misdn_join_conf(), misdn_bchannel::pid, and misdn_bchannel::port.
Referenced by misdn_bridge().
{ int conf_id = bc1->pid + 1; struct misdn_bchannel *bc_list[] = { bc1, bc2, NULL }; struct misdn_bchannel **bc; cb_log(4, bc1->port, "I Send: BRIDGE from:%d to:%d\n",bc1->port,bc2->port); for (bc=bc_list; *bc; bc++) { (*bc)->conf_id=conf_id; cb_log(4, (*bc)->port, " --> bc_addr:%x\n",(*bc)->addr); switch((*bc)->bc_state) { case BCHAN_ACTIVATED: misdn_join_conf(*bc,conf_id); break; default: bc_next_state_change(*bc,BCHAN_BRIDGED); break; } } }
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().
{ struct misdn_stack *help; int i; for ( help=glob_mgr->stack_list; help; help=help->next ) { for(i=0;i<=help->b_num; i++) { char buf[1024]; mISDN_write_frame(help->midev, buf, help->bc[i].addr, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); help->bc[i].addr = 0; } cb_log (1, help->port, "Destroying this port.\n"); stack_destroy(help); } if (global_state == MISDN_INITIALIZED) { cb_log(4, 0, "Killing Handler Thread\n"); if ( pthread_cancel(glob_mgr->event_handler_thread) == 0 ) { cb_log(4, 0, "Joining Handler Thread\n"); pthread_join(glob_mgr->event_handler_thread, NULL); } cb_log(4, 0, "Killing Main Thread\n"); if ( pthread_cancel(glob_mgr->event_thread) == 0 ) { cb_log(4, 0, "Joining Main Thread\n"); pthread_join(glob_mgr->event_thread, NULL); } } cb_log(1, 0, "Closing mISDN device\n"); te_lib_destroy(glob_mgr->midev); }
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.
{ cb_log(3,bc->port, " --> ECHO %s\n", onoff?"ON":"OFF"); manager_ph_control(bc, onoff?CMX_ECHO_ON:CMX_ECHO_OFF, 0); }
struct misdn_bchannel* misdn_lib_find_held_bc | ( | int | port, |
int | l3_id | ||
) | [read] |
Find a held call's B channel record.
port | Port the call is on. |
l3_id | mISDN Layer 3 ID of held call. |
Definition at line 4506 of file isdn_lib.c.
References misdn_stack::bc, get_misdn_stack(), misdn_stack::next, misdn_stack::port, and stack_holder_find().
Referenced by misdn_hangup().
{ struct misdn_bchannel *bc; struct misdn_stack *stack; bc = NULL; for (stack = get_misdn_stack(); stack; stack = stack->next) { if (stack->port == port) { bc = stack_holder_find(stack, l3_id); break; } } return bc; }
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().
{ struct misdn_stack *stack; int i; if (channel < 0 || channel > MAX_BCHANS) { cb_log(0,port,"Requested channel out of bounds (%d)\n",channel); return NULL; } for (stack=glob_mgr->stack_list; stack; stack=stack->next) { if (stack->port == port) { int maxnum; if (stack->blocked) { cb_log(0,port,"Port is blocked\n"); return NULL; } pthread_mutex_lock(&stack->st_lock); if (channel > 0) { if (channel <= stack->b_num) { for (i = 0; i < stack->b_num; i++) { if ( stack->bc[i].channel == channel) { if (test_inuse(&stack->bc[i])) { pthread_mutex_unlock(&stack->st_lock); cb_log(0,port,"Requested channel:%d on port:%d is already in use\n",channel, port); return NULL; } else { prepare_bc(&stack->bc[i], channel); pthread_mutex_unlock(&stack->st_lock); return &stack->bc[i]; } } } } else { pthread_mutex_unlock(&stack->st_lock); cb_log(0,port,"Requested channel:%d is out of bounds on port:%d\n",channel, port); return NULL; } } maxnum = inout && !stack->pri && !stack->ptp ? stack->b_num + 1 : stack->b_num; if (dec) { for (i = maxnum-1; i>=0; i--) { if (!test_inuse(&stack->bc[i])) { /* 3. channel on bri means CW*/ if (!stack->pri && i==stack->b_num) stack->bc[i].cw=1; prepare_bc(&stack->bc[i], channel); stack->bc[i].dec=1; pthread_mutex_unlock(&stack->st_lock); return &stack->bc[i]; } } } else { for (i = 0; i <maxnum; i++) { if (!test_inuse(&stack->bc[i])) { /* 3. channel on bri means CW*/ if (!stack->pri && i==stack->b_num) stack->bc[i].cw=1; prepare_bc(&stack->bc[i], channel); pthread_mutex_unlock(&stack->st_lock); return &stack->bc[i]; } } } pthread_mutex_unlock(&stack->st_lock); cb_log(1,port,"There is no free channel on port (%d)\n",port); return NULL; } } cb_log(0,port,"Port is not configured (%d)\n",port); return NULL; }
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().
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().
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().
{ if (stack->ptp && (stack->nt) ) { msg_t *dmsg; /* L2 */ dmsg = create_l2msg(DL_RELEASE| REQUEST, 0, 0); pthread_mutex_lock(&stack->nstlock); if (stack->nst.manager_l3(&stack->nst, dmsg)) free_msg(dmsg); pthread_mutex_unlock(&stack->nstlock); } else { iframe_t act; act.prim = DL_RELEASE| REQUEST; act.addr = (stack->upper_id |FLG_MSG_DOWN) ; act.dinfo = 0; act.len = 0; return mISDN_write(stack->midev, &act, mISDN_HEADER_LEN+act.len, TIMEOUT_1SEC); } return 0; }
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().
{ if (stack->ptp && (stack->nt) ) { msg_t *dmsg; /* L2 */ dmsg = create_l2msg(DL_ESTABLISH | REQUEST, 0, 0); pthread_mutex_lock(&stack->nstlock); if (stack->nst.manager_l3(&stack->nst, dmsg)) free_msg(dmsg); pthread_mutex_unlock(&stack->nstlock); } else { iframe_t act; act.prim = DL_ESTABLISH | REQUEST; act.addr = (stack->upper_id |FLG_MSG_DOWN) ; act.dinfo = 0; act.len = 0; return mISDN_write(stack->midev, &act, mISDN_HEADER_LEN+act.len, TIMEOUT_1SEC); } return 0; }
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().
{ struct misdn_stack *stack=get_misdn_stack(); for ( ; stack; stack=stack->next) { if (stack->port == port) { if (stack->pri) return 30; else return 2; } } return -1; }
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().
{ /* Pull Down L1 */ struct misdn_stack *stack; for (stack=glob_mgr->stack_list; stack; stack=stack->next) { if (stack->port == port) { if (stack->l2link) misdn_lib_get_l2_down(stack); misdn_lib_get_l1_down(stack); return 0; } } return 0; }
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.
{ msg_t *msg=alloc_msg(MAX_MSG_SIZE); iframe_t *frm; struct misdn_stack *stack=find_stack_by_port(port); if (!msg) { cb_log(0, port, "misdn_lib_get_port_info: alloc_msg failed!\n"); return -1; } frm=(iframe_t*)msg->data; if (!stack ) { cb_log(0, port, "There is no Stack for this port.\n"); return -1; } /* activate bchannel */ frm->prim = CC_STATUS_ENQUIRY | REQUEST; frm->addr = stack->upper_id| FLG_MSG_DOWN; frm->dinfo = 0; frm->len = 0; msg_queue_tail(&glob_mgr->activatequeue, msg); sem_post(&glob_mgr->new_msg); return 0; }
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().
{ /* Pull Up L1 */ struct misdn_stack *stack; for (stack=glob_mgr->stack_list; stack; stack=stack->next) { if (stack->port == port) { if (!stack->l1link) misdn_lib_get_l1_up(stack); if (!stack->l2link) misdn_lib_get_l2_up(stack); return 0; } } return 0; }
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().
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().
{ struct misdn_lib *mgr=calloc(1, sizeof(struct misdn_lib)); char *tok, *tokb; char plist[1024]; int midev; int port_count=0; cb_log = iface->cb_log; cb_event = iface->cb_event; cb_jb_empty = iface->cb_jb_empty; glob_mgr = mgr; msg_init(); misdn_lib_nt_debug_init(0,NULL); if (!portlist || (*portlist == 0) ) return 1; init_flip_bits(); { strncpy(plist,portlist, 1024); plist[1023] = 0; } memcpy(tone_425_flip,tone_425,TONE_425_SIZE); flip_buf_bits(tone_425_flip,TONE_425_SIZE); memcpy(tone_silence_flip,tone_SILENCE,TONE_SILENCE_SIZE); flip_buf_bits(tone_silence_flip,TONE_SILENCE_SIZE); midev=te_lib_init(); mgr->midev=midev; port_count=mISDN_get_stack_count(midev); msg_queue_init(&mgr->activatequeue); if (sem_init(&mgr->new_msg, 1, 0)<0) sem_init(&mgr->new_msg, 0, 0); for (tok=strtok_r(plist," ,",&tokb ); tok; tok=strtok_r(NULL," ,",&tokb)) { int port = atoi(tok); struct misdn_stack *stack; static int first=1; int ptp=0; if (strstr(tok, "ptp")) ptp=1; if (port > port_count) { cb_log(0, port, "Couldn't Initialize this port since we have only %d ports\n", port_count); exit(1); } stack=stack_init(midev, port, ptp); if (!stack) { perror("stack_init"); exit(1); } { int i; for(i=0;i<=stack->b_num; i++) { int r; if ((r=init_bc(stack, &stack->bc[i], stack->midev,port,i, "", 1))<0) { cb_log(0, port, "Got Err @ init_bc :%d\n",r); exit(1); } } } if (stack && first) { mgr->stack_list=stack; first=0; continue; } if (stack) { struct misdn_stack * help; for ( help=mgr->stack_list; help; help=help->next ) if (help->next == NULL) break; help->next=stack; } } if (sem_init(&handler_started, 1, 0)<0) sem_init(&handler_started, 0, 0); cb_log(8, 0, "Starting Event Handler\n"); pthread_create( &mgr->event_handler_thread, NULL,(void*)manager_event_handler, mgr); sem_wait(&handler_started) ; cb_log(8, 0, "Starting Event Catcher\n"); pthread_create( &mgr->event_thread, NULL, (void*)misdn_lib_isdn_event_catcher, mgr); cb_log(8, 0, "Event Catcher started\n"); global_state= MISDN_INITIALIZED; return (mgr == NULL); }
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.
{ struct misdn_stack *stack=get_misdn_stack(); for ( ; stack; stack=stack->next) { if (stack->port == port) { return stack->blocked; } } return -1; }
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().
{ struct misdn_stack *stack=get_misdn_stack(); for ( ; stack; stack=stack->next) { if (stack->port == port) return stack->ptp; } return -1; }
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().
{ struct misdn_lib *mgr = arg; int zero_frm=0 , fff_frm=0 ; int midev= mgr->midev; int port=0; while (1) { msg_t *msg = fetch_msg(midev); iframe_t *frm; if (!msg) continue; frm = (iframe_t*) msg->data; /** When we make a call from NT2Ast we get these frames **/ if (frm->len == 0 && frm->addr == 0 && frm->dinfo == 0 && frm->prim == 0 ) { zero_frm++; free_msg(msg); continue; } else { if (zero_frm) { cb_log(0, port, "*** Alert: %d zero_frms caught\n", zero_frm); zero_frm = 0 ; } } /** I get this sometimes after setup_bc **/ if (frm->len == 0 && frm->dinfo == 0 && frm->prim == 0xffffffff ) { fff_frm++; free_msg(msg); continue; } else { if (fff_frm) { cb_log(0, port, "*** Alert: %d fff_frms caught\n", fff_frm); fff_frm = 0 ; } } manager_isdn_handler(frm, msg); } }
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().
{ struct misdn_stack *stack; for (stack = glob_mgr->stack_list; stack && (stack->port != port); stack = stack->next) ; if (stack) { cb_log(4, port, "Checking L1 State\n"); if (!stack->l1link) { cb_log(4, port, "L1 State Down, trying to get it up again\n"); misdn_lib_get_short_status(stack); misdn_lib_get_l1_up(stack); misdn_lib_get_l2_up(stack); } } }
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().
{ struct misdn_stack *stack; if (!bc) return; stack = get_stack_by_bc(bc); if (!stack) return; 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); cb_log(2, stack->port, " --> info_dad:%s onumplan:%c dnumplan:%c rnumplan:%c cpnnumplan:%c\n", bc->info_dad, bc->onumplan>=0?'0'+bc->onumplan:' ', bc->dnumplan>=0?'0'+bc->dnumplan:' ', bc->rnumplan>=0?'0'+bc->rnumplan:' ', bc->cpnnumplan>=0?'0'+bc->cpnnumplan:' ' ); 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); cb_log(4, stack->port, " --> screen:%d --> pres:%d\n", bc->screen, bc->pres); 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); cb_log(4, stack->port, " --> facility:%s out_facility:%s\n",fac2str(bc->fac_in.Function),fac2str(bc->fac_out.Function)); cb_log(5, stack->port, " --> urate:%d rate:%d mode:%d user1:%d\n", bc->urate, bc->rate, bc->mode,bc->user1); cb_log(5, stack->port, " --> bc:%p h:%d sh:%d\n", bc, bc->holded, bc->stack_holder); }
int misdn_lib_maxports_get | ( | void | ) |
Definition at line 4053 of file isdn_lib.c.
Referenced by load_module().
{ /* BE AWARE WE HAVE NO cb_log() HERE! */ int i = mISDN_open(); int max=0; if (i<0) return -1; max = mISDN_get_stack_count(i); mISDN_close(i); return max; }
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().
{ static int init=0; char *f; if (!flags) f=NULL; else f=file; if (!init) { debug_init( flags , f, f, f); init=1; } else { debug_close(); debug_init( flags , f, f, f); } }
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().
{ #ifdef FEATURE_NET_KEEPCALLS if (kc) { struct misdn_stack *stack=get_misdn_stack(); for ( ; stack; stack=stack->next) { stack->nst.feature |= FEATURE_NET_KEEPCALLS; } } #endif }
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().
{ struct misdn_bchannel *bc=manager_find_bc_by_pid(pid); if (bc) { manager_clean_bc(bc); } return 0; }
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().
{ struct misdn_stack *stack=get_misdn_stack(); for ( ; stack; stack=stack->next) { if (stack->port == port) { stack->blocked=1; return 0; } } return -1; }
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().
{ struct misdn_stack *stack=get_misdn_stack(); for ( ; stack; stack=stack->next) { if (stack->port == port) { return stack->nt; } } return -1; }
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().
{ struct misdn_stack *stack=get_misdn_stack(); for ( ; stack; stack=stack->next) { if (stack->port == port) { return stack->pri; } } return -1; }
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().
{ struct misdn_stack *stack=find_stack_by_port(port); cb_log(0, port, "Restarting this port.\n"); if (stack) { cb_log(0, port, "Stack:%p\n",stack); clear_l3(stack); { msg_t *msg=alloc_msg(MAX_MSG_SIZE); iframe_t *frm; if (!msg) { cb_log(0, port, "port_restart: alloc_msg failed\n"); return -1; } frm=(iframe_t*)msg->data; /* we must activate if we are deactivated */ /* activate bchannel */ frm->prim = DL_RELEASE | REQUEST; frm->addr = stack->upper_id | FLG_MSG_DOWN; frm->dinfo = 0; frm->len = 0; msg_queue_tail(&glob_mgr->activatequeue, msg); sem_post(&glob_mgr->new_msg); } if (stack->nt) misdn_lib_reinit_nt_stack(stack->port); } return 0; }
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().
{ struct misdn_stack *stack=get_misdn_stack(); for ( ; stack; stack=stack->next) { if (stack->port == port) { stack->blocked=0; return 0; } } return -1; }
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().
{ struct misdn_stack *stack; for (stack=glob_mgr->stack_list; stack; stack=stack->next) { if (stack->port == port) { if (stack->blocked) { cb_log(0,port, "Port Blocked:%d L2:%d L1:%d\n", stack->blocked, stack->l2link, stack->l1link); return -1; } if (stack->ptp ) { if (stack->l1link && stack->l2link) { return 1; } else { cb_log(1,port, "Port Down L2:%d L1:%d\n", stack->l2link, stack->l1link); return 0; } } else { if ( !check || stack->l1link ) return 1; else { cb_log(1,port, "Port down PMP\n"); return 0; } } } } return -1; }
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::port, misdn_stack::pri, misdn_stack::ptp, and misdn_stack::upper_id.
Referenced by handle_event_nt(), and misdn_lib_port_restart().
{ struct misdn_stack *stack=find_stack_by_port(port); if (stack) { stack->l2link=0; stack->blocked=0; cleanup_Isdnl3(&stack->nst); cleanup_Isdnl2(&stack->nst); memset(&stack->nst, 0, sizeof(net_stack_t)); memset(&stack->mgr, 0, sizeof(manager_t)); stack->mgr.nst = &stack->nst; stack->nst.manager = &stack->mgr; stack->nst.l3_manager = handle_event_nt; stack->nst.device = glob_mgr->midev; stack->nst.cardnr = port; stack->nst.d_stid = stack->d_stid; stack->nst.feature = FEATURE_NET_HOLD; if (stack->ptp) stack->nst.feature |= FEATURE_NET_PTP; if (stack->pri) stack->nst.feature |= FEATURE_NET_CRLEN2 | FEATURE_NET_EXTCID; stack->nst.l1_id = stack->lower_id; stack->nst.l2_id = stack->upper_id; msg_queue_init(&stack->nst.down_queue); Isdnl2Init(&stack->nst); Isdnl3Init(&stack->nst); if (!stack->ptp) misdn_lib_get_l1_up(stack); misdn_lib_get_l2_up(stack); } }
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().
{ int channel; struct misdn_stack *stack=get_stack_by_bc(bc); if (!stack) { cb_log(1,0,"misdn_release: No Stack found\n"); return; } channel = bc->channel; empty_bc(bc); clean_up_bc(bc); if (channel > 0) { empty_chan_in_stack(stack, channel); } bc->in_use=0; }
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().
{ msg_t *msg; int retval=0; struct misdn_stack *stack; struct misdn_bchannel *held_bc; if (!bc) RETURN(-1,OUT_POST_UNLOCK); stack = get_stack_by_bc(bc); if (!stack) { 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); RETURN(-1,OUT); } misdn_send_lock(bc); cb_log(6,stack->port,"SENDEVENT: stack->nt:%d stack->upperid:%x\n",stack->nt, stack->upper_id); if ( stack->nt && !stack->l1link) { /** Queue Event **/ bc->evq=event; cb_log(1, stack->port, "Queueing Event %s because L1 is down (btw. Activating L1)\n", isdn_get_info(msgs_g, event, 0)); misdn_lib_get_l1_up(stack); RETURN(0,OUT); } 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); cb_log(4, stack->port, " --> bc_state:%s\n",bc_state2str(bc->bc_state)); misdn_lib_log_ies(bc); switch (event) { case EVENT_SETUP: if (create_process(glob_mgr->midev, bc)<0) { cb_log(0, stack->port, " No free channel at the moment @ send_event\n"); RETURN(-ENOCHAN,OUT); } break; case EVENT_PROGRESS: case EVENT_ALERTING: case EVENT_PROCEEDING: case EVENT_SETUP_ACKNOWLEDGE: case EVENT_CONNECT: if (!stack->nt) break; case EVENT_RETRIEVE_ACKNOWLEDGE: if (stack->nt) { if (bc->channel <=0 ) { /* else we have the channel already */ if (find_free_chan_in_stack(stack, bc, 0, 0)<0) { cb_log(0, stack->port, " No free channel at the moment\n"); /*FIXME: add disconnect*/ RETURN(-ENOCHAN,OUT); } } /* Its that i generate channels */ } retval=setup_bc(bc); if (retval == -EINVAL) { cb_log(0,bc->port,"send_event: setup_bc failed\n"); } if (misdn_cap_is_speech(bc->capability)) { if ((event==EVENT_CONNECT)||(event==EVENT_RETRIEVE_ACKNOWLEDGE)) { if ( *bc->crypt_key ) { 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); manager_ph_control_block(bc, BF_ENABLE_KEY, bc->crypt_key, strlen(bc->crypt_key) ); } if (!bc->nodsp) manager_ph_control(bc, DTMF_TONE_START, 0); manager_ec_enable(bc); if (bc->txgain != 0) { cb_log(4, stack->port, "--> Changing txgain to %d\n", bc->txgain); manager_ph_control(bc, VOL_CHANGE_TX, bc->txgain); } if ( bc->rxgain != 0 ) { cb_log(4, stack->port, "--> Changing rxgain to %d\n", bc->rxgain); manager_ph_control(bc, VOL_CHANGE_RX, bc->rxgain); } } } break; case EVENT_HOLD_ACKNOWLEDGE: held_bc = malloc(sizeof(struct misdn_bchannel)); if (!held_bc) { cb_log(0, bc->port, "Could not allocate held_bc!!!\n"); RETURN(-1,OUT); } /* backup the bc and put it in storage */ *held_bc = *bc; held_bc->holded = 1; held_bc->channel = 0;/* A held call does not have a channel anymore. */ held_bc->channel_preselected = 0; held_bc->channel_found = 0; bc_state_change(held_bc, BCHAN_CLEANED); stack_holder_add(stack, held_bc); /* kill the bridge and clean the real b-channel record */ if (stack->nt) { int channel; if (bc->bc_state == BCHAN_BRIDGED) { struct misdn_bchannel *bc2; misdn_split_conf(bc,bc->conf_id); bc2 = find_bc_by_confid(bc->conf_id); if (!bc2) { cb_log(0,bc->port,"We have no second bc in bridge???\n"); } else { misdn_split_conf(bc2,bc->conf_id); } } channel = bc->channel; empty_bc(bc); clean_up_bc(bc); if (channel>0) empty_chan_in_stack(stack,channel); bc->in_use=0; } break; /* finishing the channel eh ? */ case EVENT_DISCONNECT: if (!bc->need_disconnect) { cb_log(0,bc->port," --> we have already send Disconnect\n"); RETURN(-1,OUT); } bc->need_disconnect=0; break; case EVENT_RELEASE: if (!bc->need_release) { cb_log(0,bc->port," --> we have already send Release\n"); RETURN(-1,OUT); } bc->need_disconnect=0; bc->need_release=0; break; case EVENT_RELEASE_COMPLETE: if (!bc->need_release_complete) { cb_log(0,bc->port," --> we have already send Release_complete\n"); RETURN(-1,OUT); } bc->need_disconnect=0; bc->need_release=0; bc->need_release_complete=0; if (!stack->nt) { /*create cleanup in TE*/ int channel=bc->channel; int tmpcause=bc->cause; int tmp_out_cause=bc->out_cause; empty_bc(bc); bc->cause=tmpcause; bc->out_cause=tmp_out_cause; clean_up_bc(bc); if (channel>0) empty_chan_in_stack(stack,channel); bc->in_use=0; } break; case EVENT_CONNECT_ACKNOWLEDGE: if ( bc->nt || misdn_cap_is_speech(bc->capability)) { int retval=setup_bc(bc); if (retval == -EINVAL){ cb_log(0,bc->port,"send_event: setup_bc failed\n"); } } if (misdn_cap_is_speech(bc->capability)) { if ( !bc->nodsp) manager_ph_control(bc, DTMF_TONE_START, 0); manager_ec_enable(bc); if ( bc->txgain != 0 ) { cb_log(4, stack->port, "--> Changing txgain to %d\n", bc->txgain); manager_ph_control(bc, VOL_CHANGE_TX, bc->txgain); } if ( bc->rxgain != 0 ) { cb_log(4, stack->port, "--> Changing rxgain to %d\n", bc->rxgain); manager_ph_control(bc, VOL_CHANGE_RX, bc->rxgain); } } break; default: break; } /* Later we should think about sending bchannel data directly to misdn. */ msg = isdn_msg_build_event(msgs_g, bc, event, stack->nt); msg_queue_tail(&stack->downqueue, msg); sem_post(&glob_mgr->new_msg); OUT: misdn_send_unlock(bc); OUT_POST_UNLOCK: return retval; }
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().
{ struct misdn_stack *stack=find_stack_by_port(port); struct misdn_bchannel dummybc; /*default is all channels*/ cb_log(0, port, "Sending Restarts on this port.\n"); misdn_make_dummy(&dummybc, stack->port, MISDN_ID_GLOBAL, stack->nt, 0); /*default is all channels*/ if (channel <0) { dummybc.channel=-1; cb_log(0, port, "Restarting and all Interfaces\n"); misdn_lib_send_event(&dummybc, EVENT_RESTART); return 0; } /*if a channel is specified we restart only this one*/ if (channel >0) { int cnt; dummybc.channel=channel; cb_log(0, port, "Restarting and cleaning channel %d\n",channel); misdn_lib_send_event(&dummybc, EVENT_RESTART); /* clean up chan in stack, to be sure we don't think it's * in use anymore */ for (cnt=0; cnt<=stack->b_num; cnt++) { if (stack->bc[cnt].in_use && stack->bc[cnt].channel == channel) { empty_bc(&stack->bc[cnt]); clean_up_bc(&stack->bc[cnt]); stack->bc[cnt].in_use=0; } } } return 0; }
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().
{ char buf[mISDN_HEADER_LEN + 128] = ""; iframe_t *frm = (iframe_t*)buf; switch(tone) { case TONE_DIAL: manager_ph_control(bc, TONE_PATT_ON, TONE_GERMAN_DIALTONE); break; case TONE_ALERTING: manager_ph_control(bc, TONE_PATT_ON, TONE_GERMAN_RINGING); break; case TONE_HANGUP: manager_ph_control(bc, TONE_PATT_ON, TONE_GERMAN_HANGUP); break; case TONE_NONE: default: manager_ph_control(bc, TONE_PATT_OFF, TONE_GERMAN_HANGUP); } frm->prim=DL_DATA|REQUEST; frm->addr=bc->addr|FLG_MSG_DOWN; frm->dinfo=0; frm->len=128; mISDN_write(glob_mgr->midev, frm, mISDN_HEADER_LEN+frm->len, TIMEOUT_1SEC); }
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().
{ clean_up_bc(bc); setup_bc(bc); }
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().
{ struct misdn_bchannel *bc_list[]={ bc1,bc2,NULL }; struct misdn_bchannel **bc; for (bc=bc_list; *bc; bc++) { if ( (*bc)->bc_state == BCHAN_BRIDGED){ misdn_split_conf( *bc, (*bc)->conf_id); } else { cb_log( 2, (*bc)->port, "BC not bridged (state:%s) so not splitting it\n",bc_state2str((*bc)->bc_state)); } } }
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().
{ bc->generate_tone=1; }
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().
{ bc->generate_tone=0; }
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(), len(), misdn_stack::midev, misdn_cap_is_speech(), misdn_stack::port, and misdn_bchannel::port.
Referenced by misdn_join_conf(), and misdn_write().
{ struct misdn_stack *stack=get_stack_by_bc(bc); char buf[4096 + mISDN_HEADER_LEN]; iframe_t *frm = (iframe_t*)buf; int r; switch (bc->bc_state) { case BCHAN_ACTIVATED: case BCHAN_BRIDGED: break; default: cb_log(3, bc->port, "BC not yet activated (state:%s)\n",bc_state2str(bc->bc_state)); return -1; } frm->prim = DL_DATA|REQUEST; frm->dinfo = 0; frm->addr = bc->addr | FLG_MSG_DOWN ; frm->len = len; memcpy(&buf[mISDN_HEADER_LEN], data,len); if ( misdn_cap_is_speech(bc->capability) ) flip_buf_bits( &buf[mISDN_HEADER_LEN], len); else cb_log(6, stack->port, "Writing %d data bytes\n",len); cb_log(9, stack->port, "Writing %d bytes 2 mISDN\n",len); r=mISDN_write(stack->midev, buf, frm->len + mISDN_HEADER_LEN, TIMEOUT_INFINIT); return 0; }
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_stack::nt, misdn_bchannel::nt, misdn_stack::port, 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().
{ //cb_log(0,bc->port,"Locking bc->pid:%d\n", bc->pid); if (bc->send_lock) pthread_mutex_lock(&bc->send_lock->lock); }
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().
{ //cb_log(0,bc->port,"UnLocking bc->pid:%d\n", bc->pid); if (bc->send_lock) pthread_mutex_unlock(&bc->send_lock->lock); }
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().
{ bc_state_change(bc,BCHAN_ACTIVATED); manager_ph_control(bc, CMX_RECEIVE_ON, 0); manager_ph_control(bc, CMX_CONF_SPLIT, conf_id); cb_log(4,bc->port, "Splitting bc:%x in conf:%d\n",bc->addr,conf_id); }
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(), len(), misdn_lib::midev, and misdn_bchannel::port.
Referenced by do_tone(), and handle_bchan().
{ char buf[4096 + mISDN_HEADER_LEN]; char *data=&buf[mISDN_HEADER_LEN]; iframe_t *txfrm= (iframe_t*)buf; int jlen, r; jlen=cb_jb_empty(bc,data,len); if (jlen) { #ifdef MISDN_SAVE_DATA misdn_save_data((bc->port*100+bc->channel), data, jlen, bc->bframe, bc->bframe_len); #endif flip_buf_bits( data, jlen); if (jlen < len) { cb_log(1, bc->port, "Jitterbuffer Underrun. Got %d of expected %d\n", jlen, len); } txfrm->prim = DL_DATA|REQUEST; txfrm->dinfo = 0; txfrm->addr = bc->addr|FLG_MSG_DOWN; /* | IF_DOWN; */ txfrm->len =jlen; cb_log(9, bc->port, "Transmitting %d samples 2 misdn\n", txfrm->len); r=mISDN_write( glob_mgr->midev, buf, txfrm->len + mISDN_HEADER_LEN, 8000 ); } else { #define MISDN_GEN_SILENCE #ifdef MISDN_GEN_SILENCE int cnt=len/TONE_SILENCE_SIZE; int rest=len%TONE_SILENCE_SIZE; int i; for (i=0; i<cnt; i++) { memcpy(data, tone_silence_flip, TONE_SILENCE_SIZE ); data +=TONE_SILENCE_SIZE; } if (rest) { memcpy(data, tone_silence_flip, rest); } txfrm->prim = DL_DATA|REQUEST; txfrm->dinfo = 0; txfrm->addr = bc->addr|FLG_MSG_DOWN; /* | IF_DOWN; */ txfrm->len =len; cb_log(5, bc->port, "Transmitting %d samples of silence to misdn\n", len); r=mISDN_write( glob_mgr->midev, buf, txfrm->len + mISDN_HEADER_LEN, 8000 ); #else r = 0; #endif } if (r < 0) { cb_log(1, bc->port, "Error in mISDN_write (%s)\n", strerror(errno)); } }
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, mypid, misdn_bchannel::need_disconnect, misdn_bchannel::need_release, misdn_bchannel::need_release_complete, and misdn_bchannel::pid.
Referenced by misdn_lib_get_free_bc().
{ bc->channel = channel; bc->channel_preselected = channel?1:0; bc->need_disconnect=1; bc->need_release=1; bc->need_release_complete=1; bc->cause = AST_CAUSE_NORMAL_CLEARING; if (++mypid>5000) mypid=1; bc->pid=mypid; #if 0 bc->addr=0; bc->b_stid=0; bc->layer_id=0; #endif bc->in_use = 1; }
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.
{ msg_t *msg=alloc_msg(MAX_MSG_SIZE); iframe_t *frm; if (!msg) { cb_log(0, bc->port, "queue_cleanup_bc: alloc_msg failed!\n"); return -1; } frm=(iframe_t*)msg->data; /* activate bchannel */ frm->prim = MGR_CLEARSTACK| REQUEST; frm->addr = bc->l3_id; frm->dinfo = bc->port; frm->len = 0; msg_queue_tail(&glob_mgr->activatequeue, msg); sem_post(&glob_mgr->new_msg); return 0; }
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().
{ struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo); struct misdn_bchannel dummybc; iframe_t frm; /* fake te frm to remove callref from global callreflist */ frm.dinfo = hh->dinfo; frm.addr=stack->upper_id | FLG_MSG_DOWN; frm.prim = CC_RELEASE_CR|INDICATION; cb_log(4, stack->port, " --> CC_RELEASE_CR: Faking Release_cr for %x l3id:%x\n",frm.addr, frm.dinfo); /** removing procid **/ if (!bc) { cb_log(4, stack->port, " --> Didn't find BC so temporarily creating dummy BC (l3id:%x) on this port.\n", hh->dinfo); misdn_make_dummy(&dummybc, stack->port, hh->dinfo, stack->nt, 0); bc=&dummybc; } if (bc) { if ( (bc->l3_id & 0xff00) == 0xff00) { cb_log(4, stack->port, " --> Removing Process Id:%x on this port.\n", bc->l3_id&0xff); stack->procids[bc->l3_id&0xff] = 0 ; } } else cb_log(0, stack->port, "Couldn't find BC so I couldn't remove the Process!!!! this is a bad port.\n"); if (handle_cr(stack, &frm)<0) { } return 0 ; }
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().
{ iframe_t *frm = (iframe_t *)dmsg->data; struct misdn_stack *stack=get_stack_by_bc(bc); if (!stack) { cb_log(0,bc->port,"send_msg: IEK!! no stack\n "); return -1; } frm->addr = (stack->upper_id | FLG_MSG_DOWN); frm->dinfo = bc->l3_id; frm->len = (dmsg->len) - mISDN_HEADER_LEN; cb_log(4,stack->port,"Sending msg, prim:%x addr:%x dinfo:%x\n",frm->prim,frm->addr,frm->dinfo); mISDN_write(midev, dmsg->data, dmsg->len, TIMEOUT_1SEC); free_msg(dmsg); return 0; }
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().
{ cb_log(4,stack->port,"set_chan_in_stack: %d\n",channel); dump_chan_list(stack); if (channel >=1 && channel <= MAX_BCHANS) { if (!stack->channels[channel-1]) stack->channels[channel-1] = 1; else { cb_log(4,stack->port,"channel already in use:%d\n", channel ); return -1; } } else { cb_log(0,stack->port,"couldn't set channel %d in\n", channel ); return -1; } return 0; }
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().
{ unsigned char buff[1025]; int midev; int channel; int b_stid; int i; mISDN_pid_t pid; int ret; struct misdn_stack *stack=get_stack_by_bc(bc); if (!stack) { cb_log(0, bc->port, "setup_bc: NO STACK FOUND!!\n"); return -1; } midev = stack->midev; channel = bc->channel - 1 - (bc->channel > 16); b_stid = stack->b_stids[channel >= 0 ? channel : 0]; switch (bc->bc_state) { case BCHAN_CLEANED: break; default: cb_log(4, stack->port, "$$$ bc already setup stid :%x (state:%s)\n", b_stid, bc_state2str(bc->bc_state) ); return -1; } cb_log(5, stack->port, "$$$ Setting up bc with stid :%x\n", b_stid); /*check if the b_stid is already initialized*/ for (i=0; i <= stack->b_num; i++) { if (stack->bc[i].b_stid == b_stid) { cb_log(0, bc->port, "setup_bc: b_stid:%x already in use !!!\n", b_stid); return -1; } } if (b_stid <= 0) { cb_log(0, stack->port," -- Stid <=0 at the moment in channel:%d\n",channel); bc_state_change(bc,BCHAN_ERROR); return 1; } bc->b_stid = b_stid; { layer_info_t li; memset(&li, 0, sizeof(li)); li.object_id = -1; li.extentions = 0; li.st = bc->b_stid; /* given idx */ #define MISDN_DSP #ifndef MISDN_DSP bc->nodsp=1; #endif if ( bc->hdlc || bc->nodsp) { cb_log(4, stack->port,"setup_bc: without dsp\n"); { int l = sizeof(li.name); strncpy(li.name, "B L3", l); li.name[l-1] = 0; } li.pid.layermask = ISDN_LAYER((3)); li.pid.protocol[3] = ISDN_PID_L3_B_USER; bc->layer=3; } else { cb_log(4, stack->port,"setup_bc: with dsp\n"); { int l = sizeof(li.name); strncpy(li.name, "B L4", l); li.name[l-1] = 0; } li.pid.layermask = ISDN_LAYER((4)); li.pid.protocol[4] = ISDN_PID_L4_B_USER; bc->layer=4; } ret = mISDN_new_layer(midev, &li); if (ret ) { cb_log(0, stack->port,"New Layer Err: %d %s\n",ret,strerror(errno)); bc_state_change(bc,BCHAN_ERROR); return(-EINVAL); } bc->layer_id = li.id; } memset(&pid, 0, sizeof(pid)); cb_log(4, stack->port," --> Channel is %d\n", bc->channel); if (bc->nodsp) { cb_log(2, stack->port," --> TRANSPARENT Mode (no DSP, no HDLC)\n"); pid.protocol[1] = ISDN_PID_L1_B_64TRANS; pid.protocol[2] = ISDN_PID_L2_B_TRANS; pid.protocol[3] = ISDN_PID_L3_B_USER; pid.layermask = ISDN_LAYER((1)) | ISDN_LAYER((2)) | ISDN_LAYER((3)); } else if ( bc->hdlc ) { cb_log(2, stack->port," --> HDLC Mode\n"); pid.protocol[1] = ISDN_PID_L1_B_64HDLC ; pid.protocol[2] = ISDN_PID_L2_B_TRANS ; pid.protocol[3] = ISDN_PID_L3_B_USER; pid.layermask = ISDN_LAYER((1)) | ISDN_LAYER((2)) | ISDN_LAYER((3)) ; } else { cb_log(2, stack->port," --> TRANSPARENT Mode\n"); pid.protocol[1] = ISDN_PID_L1_B_64TRANS; pid.protocol[2] = ISDN_PID_L2_B_TRANS; pid.protocol[3] = ISDN_PID_L3_B_DSP; pid.protocol[4] = ISDN_PID_L4_B_USER; pid.layermask = ISDN_LAYER((1)) | ISDN_LAYER((2)) | ISDN_LAYER((3)) | ISDN_LAYER((4)); } ret = mISDN_set_stack(midev, bc->b_stid, &pid); if (ret){ cb_log(0, stack->port,"$$$ Set Stack Err: %d %s\n",ret,strerror(errno)); mISDN_write_frame(midev, buff, bc->layer_id, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); bc_state_change(bc,BCHAN_ERROR); cb_event(EVENT_BCHAN_ERROR, bc, glob_mgr->user_data); return(-EINVAL); } ret = mISDN_get_setstack_ind(midev, bc->layer_id); if (ret) { cb_log(0, stack->port,"$$$ Set StackIND Err: %d %s\n",ret,strerror(errno)); mISDN_write_frame(midev, buff, bc->layer_id, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); bc_state_change(bc,BCHAN_ERROR); cb_event(EVENT_BCHAN_ERROR, bc, glob_mgr->user_data); return(-EINVAL); } ret = mISDN_get_layerid(midev, bc->b_stid, bc->layer) ; bc->addr = ret>0? ret : 0; if (!bc->addr) { cb_log(0, stack->port,"$$$ Get Layerid Err: %d %s\n",ret,strerror(errno)); mISDN_write_frame(midev, buff, bc->layer_id, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); bc_state_change(bc,BCHAN_ERROR); cb_event(EVENT_BCHAN_ERROR, bc, glob_mgr->user_data); return (-EINVAL); } manager_bchannel_activate(bc); bc_state_change(bc,BCHAN_ACTIVATED); return 0; }
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().
{ char buf[1024]; if (!stack) return; if (stack->nt) { pthread_mutex_destroy(&stack->nstlock); cleanup_Isdnl2(&stack->nst); cleanup_Isdnl3(&stack->nst); } if (stack->lower_id) mISDN_write_frame(stack->midev, buf, stack->lower_id, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); if (stack->upper_id) mISDN_write_frame(stack->midev, buf, stack->upper_id, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); pthread_mutex_destroy(&stack->st_lock); }
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().
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().
{ struct misdn_bchannel *help; cb_log(4,stack?stack->port:0, "*HOLDER: find %lx\n",l3id); if (!stack) return NULL; for (help=stack->holding; help; help=help->next) { if (help->l3_id == l3id) { cb_log(4,stack->port, "*HOLDER: found bc\n"); return help; } } cb_log(4,stack->port, "*HOLDER: find nothing\n"); return NULL; }
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().
{ struct misdn_bchannel *h1; if (!holder->stack_holder) return; holder->stack_holder=0; cb_log(4,stack->port, "*HOLDER: remove %x\n",holder->l3_id); if (!stack || ! stack->holding) return; if (holder == stack->holding) { stack->holding = stack->holding->next; return; } for (h1=stack->holding; h1; h1=h1->next) { if (h1->next == holder) { h1->next=h1->next->next; return ; } } }
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().
{ int ret; unsigned char buff[1025]; iframe_t *frm = (iframe_t *)buff; stack_info_t *stinf; int i; layer_info_t li; struct misdn_stack *stack = malloc(sizeof(struct misdn_stack)); if (!stack ) return NULL; cb_log(8, port, "Init. Stack.\n"); memset(stack,0,sizeof(struct misdn_stack)); for (i=0; i<MAX_BCHANS + 1; i++ ) stack->channels[i]=0; stack->port=port; stack->midev=midev; stack->ptp=ptp; stack->holding=NULL; stack->pri=0; msg_queue_init(&stack->downqueue); msg_queue_init(&stack->upqueue); pthread_mutex_init(&stack->st_lock, NULL); /* query port's requirements */ ret = mISDN_get_stack_info(midev, port, buff, sizeof(buff)); if (ret < 0) { cb_log(0, port, "%s: Cannot get stack info for this port. (ret=%d)\n", __FUNCTION__, ret); return(NULL); } stinf = (stack_info_t *)&frm->data.p; stack->d_stid = stinf->id; stack->b_num = stinf->childcnt; for (i=0; i<=stinf->childcnt; i++) stack->b_stids[i] = stinf->child[i]; switch(stinf->pid.protocol[0] & ~ISDN_PID_FEATURE_MASK) { case ISDN_PID_L0_TE_S0: stack->nt=0; break; case ISDN_PID_L0_NT_S0: cb_log(8, port, "NT Stack\n"); stack->nt=1; break; case ISDN_PID_L0_TE_E1: cb_log(8, port, "TE S2M Stack\n"); stack->nt=0; stack->pri=1; break; case ISDN_PID_L0_NT_E1: cb_log(8, port, "TE S2M Stack\n"); stack->nt=1; stack->pri=1; break; default: cb_log(0, port, "this is a unknown port type 0x%08x\n", stinf->pid.protocol[0]); } if (!stack->nt) { if (stinf->pid.protocol[2] & ISDN_PID_L2_DF_PTP ) { stack->ptp = 1; } else { stack->ptp = 0; } } { int ret; int nt=stack->nt; cb_log(8, port, "Init. Stack.\n"); memset(&li, 0, sizeof(li)); { int l = sizeof(li.name); strncpy(li.name,nt?"net l2":"user l4", l); li.name[l-1] = 0; } li.object_id = -1; li.extentions = 0; li.pid.protocol[nt?2:4] = nt?ISDN_PID_L2_LAPD_NET:ISDN_PID_L4_CAPI20; li.pid.layermask = ISDN_LAYER((nt?2:4)); li.st = stack->d_stid; ret = mISDN_new_layer(midev, &li); if (ret) { cb_log(0, port, "%s: Cannot add layer %d to this port.\n", __FUNCTION__, nt?2:4); return(NULL); } stack->upper_id = li.id; ret = mISDN_register_layer(midev, stack->d_stid, stack->upper_id); if (ret) { cb_log(0,port,"Cannot register layer %d of this port.\n", nt?2:4); return(NULL); } stack->lower_id = mISDN_get_layerid(midev, stack->d_stid, nt?1:3); if (stack->lower_id < 0) { cb_log(0, port, "%s: Cannot get layer(%d) id of this port.\n", __FUNCTION__, nt?1:3); return(NULL); } stack->upper_id = mISDN_get_layerid(midev, stack->d_stid, nt?2:4); if (stack->upper_id < 0) { cb_log(0, port, "%s: Cannot get layer(%d) id of this port.\n", __FUNCTION__, 2); return(NULL); } cb_log(8, port, "NT Stacks upper_id %x\n",stack->upper_id); /* create nst (nt-mode only) */ if (nt) { memset(&stack->nst, 0, sizeof(net_stack_t)); memset(&stack->mgr, 0, sizeof(manager_t)); stack->mgr.nst = &stack->nst; stack->nst.manager = &stack->mgr; stack->nst.l3_manager = handle_event_nt; stack->nst.device = midev; stack->nst.cardnr = port; stack->nst.d_stid = stack->d_stid; stack->nst.feature = FEATURE_NET_HOLD; if (stack->ptp) stack->nst.feature |= FEATURE_NET_PTP; if (stack->pri) stack->nst.feature |= FEATURE_NET_CRLEN2 | FEATURE_NET_EXTCID; stack->nst.l1_id = stack->lower_id; stack->nst.l2_id = stack->upper_id; msg_queue_init(&stack->nst.down_queue); pthread_mutex_init(&stack->nstlock, NULL); Isdnl2Init(&stack->nst); Isdnl3Init(&stack->nst); } if (!stack->nt) { /*assume L1 is up, we'll get DEACTIVATES soon, for non * up L1s*/ stack->l1link=0; } stack->l1link=0; stack->l2link=0; #if 0 if (!stack->nt) { misdn_lib_get_short_status(stack); } else { misdn_lib_get_l1_up(stack); if (!stack->ptp) misdn_lib_get_l1_up(stack); misdn_lib_get_l2_up(stack); } #endif misdn_lib_get_short_status(stack); misdn_lib_get_l1_up(stack); misdn_lib_get_l2_up(stack); } cb_log(8,0,"stack_init: port:%d lowerId:%x upperId:%x\n",stack->port,stack->lower_id, stack->upper_id); return stack; }
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().
{ char buff[1025] = ""; iframe_t *frm=(iframe_t*)buff; int midev=mISDN_open(); int ret; if (midev<=0) return midev; /* create entity for layer 3 TE-mode */ mISDN_write_frame(midev, buff, 0, MGR_NEWENTITY | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); ret = mISDN_read_frame(midev, frm, sizeof(iframe_t), 0, MGR_NEWENTITY | CONFIRM, TIMEOUT_1SEC); if (ret < mISDN_HEADER_LEN) { noentity: fprintf(stderr, "cannot request MGR_NEWENTITY from mISDN: %s\n",strerror(errno)); exit(-1); } entity = frm->dinfo & 0xffff ; if (!entity) goto noentity; return midev; }
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().
{ struct timeval now; gettimeofday(&now, NULL); if (!bc->in_use) { if (misdn_lib_port_is_pri(bc->port) && bc->last_used.tv_sec == now.tv_sec ) { 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); return 1; } cb_log(3,bc->port, "channel with stid:%x not in use!\n", bc->b_stid); return 0; } cb_log(2,bc->port, "channel with stid:%x in use!\n", bc->b_stid); return 1; }
enum event_response_e(* cb_event)(enum event_e event, struct misdn_bchannel *bc, void *user_data) |
Definition at line 28 of file isdn_lib.c.
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) |
Definition at line 33 of file isdn_lib.c.
Referenced by misdn_lib_init(), and misdn_tx_jitter().
void(* cb_log)(int level, int port, char *tmpl,...) |
Definition at line 30 of file isdn_lib.c.
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.
Referenced by prepare_bc().
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.