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 | 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 /* 1 Sec */ |
| #define | TONE_ALERT_SILENCE_CNT 200 /* 4 Sec */ |
| #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 void | 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_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_nt (void *dat, void *arg) |
| static int | handle_event_te (struct misdn_bchannel *bc, enum event_e event, iframe_t *frm) |
| static int | handle_frm_nt (msg_t *msg) |
| static int | handle_frm_te (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) |
| 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_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) |
| static 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) |
| static 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) |
| static int | te_lib_init (void) |
| static int | test_inuse (struct misdn_bchannel *bc) |
Variables | |
| enum event_response_e(* | cb_event )(enum event_e event, struct misdn_bchannel *bc, void *user_data) |
| int(* | cb_jb_empty )(struct misdn_bchannel *bc, char *buffer, int len) |
| void(* | cb_log )(int level, int port, char *tmpl,...) |
| static int | entity |
| static char | flip_table [256] |
| static struct misdn_lib * | glob_mgr |
| static enum global_states | global_state = MISDN_INITIALIZING |
| static sem_t | handler_started |
| struct isdn_msg | msgs_g [] |
| static int | mypid = 1 |
| static int | new_te_id = 0 |
| static int | nt_err_cnt = 0 |
| static char | tone_425_flip [TONE_425_SIZE] |
| static char | tone_silence_flip [TONE_SILENCE_SIZE] |
Detailed Description
Interface to mISDN.
Definition in file isdn_lib.c.
Define Documentation
| #define ARRAY_LEN | ( | a | ) | (sizeof(a) / sizeof(a[0])) |
Definition at line 42 of file isdn_lib.c.
Referenced by __analog_ss_thread(), __ast_cli_generator(), __init_manager(), __unload_module(), _sip_show_peer(), action_events(), action_prishowspans(), add_exten_to_pattern_tree(), add_required_respheader(), adpcm_sample(), alarm2str(), alaw_sample(), analog_cidtype_to_str(), analog_sigtype_to_str(), analog_ss_thread(), analog_str_to_cidtype(), analog_str_to_sigtype(), analyse_softmix_stats(), aoc_s_add_entry(), aoc_shutdown(), ast_aoc_add_unit_entry(), ast_aoc_cli_init(), ast_best_codec(), ast_builtins_init(), ast_cause2str(), ast_cc_init(), ast_cel_get_ama_flag_name(), ast_cel_str_to_event_type(), ast_channel_internal_alertpipe_swap(), ast_channels_init(), ast_cli_netstats(), ast_compile_ael2(), ast_connected_line_source_describe(), ast_connected_line_source_name(), ast_connected_line_source_parse(), ast_data_init(), ast_describe_caller_presentation(), ast_dsp_prog_reset(), ast_dsp_set_call_progress_zone(), ast_event_check_subscriber(), ast_event_cmp(), ast_event_get_ie_pltype(), ast_event_get_ie_type_name(), ast_event_get_type_name(), 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_format_attr_init(), ast_get_http_method(), ast_hook_send_action(), ast_http_ftype2mtype(), ast_http_init(), ast_image_init(), ast_indications_init(), ast_jb_get_impl(), ast_logger_register_level(), ast_logger_unregister_level(), ast_named_acl_init(), ast_named_caller_presentation(), ast_parse_caller_presentation(), ast_party_name_charset_describe(), ast_party_name_charset_parse(), ast_party_name_charset_str(), ast_presence_state2str(), ast_presence_state_val(), ast_redirecting_reason_describe(), ast_redirecting_reason_name(), ast_redirecting_reason_parse(), ast_security_event_severity_get_name(), ast_set_default_eid(), ast_str2cause(), ast_str2tos(), ast_str_retrieve_variable(), ast_syslog_facility(), ast_syslog_facility_name(), ast_syslog_priority(), ast_syslog_priority_from_loglevel(), ast_syslog_priority_name(), AST_TEST_DEFINE(), ast_test_init(), ast_timing_init(), ast_to_misdn_reason(), ast_tos2str(), ast_tps_init(), ast_translate_init(), ast_udptl_init(), ast_utils_init(), ast_xmldoc_printable(), astdb_atexit(), astdb_init(), astobj2_init(), auth_http_callback(), authority_to_str(), autopause2int(), bearer2str(), block_msg_header(), cache_get_callno_locked(), callerid_read(), callerid_write(), cb_events(), cc_shutdown(), channels_shutdown(), check_blacklist(), cleanup_module(), clear_l3(), cli_shutdown(), close_logger(), common_exec(), complete_dpreply(), complete_ulimit(), conf_exec(), config_shutdown(), connectedline_read(), connectedline_write(), convert_attribute_name_from_ldap(), convert_attribute_name_to_ldap(), corosync_show_config(), corosync_show_members(), cpg_confchg_cb(), crypto_init(), dahdi_new_pri_nobch_channel(), data_result_get_color(), data_shutdown(), destroy_escs(), determine_starting_point(), devstate_cache_cb(), dispatch_thread_handler(), do_message(), dump_cause(), dump_chan_list(), dump_ies(), dundi_eid_zero(), dundi_ie2str(), dundi_query_read(), empty_chan_in_stack(), event2str(), event_dump_cache(), event_shutdown(), ext_cmp_pattern(), fac2str(), features_shutdown(), file_shutdown(), fill_rxgain(), fill_txgain(), find_alias(), find_bc_by_l3id(), find_bc_by_masked_l3id(), find_cache(), find_free_chan_in_stack(), find_full_alias(), find_sip_method(), find_subscription_type(), format_attr_shutdown(), frame_trace_helper(), g722_sample(), g726_sample(), gather_softmix_stats(), generic_http_callback(), get_esc(), get_folder_by_name(), get_perm(), geteventbyname(), getjustifybyname(), handle_cli_iax2_show_cache(), handle_cli_iax2_show_channels(), handle_cli_iax2_show_stats(), handle_cli_misdn_send_facility(), handle_cli_ulimit(), handle_event(), handle_input(), handle_jack_audio(), handle_logger_set_level(), handle_logger_show_channels(), handle_request_bye(), handle_request_invite(), hook_event_cb(), http_shutdown(), iax_ie2str(), iax_provflags2str(), iax_showframe(), iax_str2flags(), image_shutdown(), indications_shutdown(), init_logger(), initialize_escs(), int2strat(), jack_status_to_str(), jb_choose_impl(), jingle_action_hook(), jingle_action_session_terminate(), jingle_hangup(), load_general_config(), load_module(), load_pbx(), main(), main_atexit(), make_components(), manager_shutdown(), mbox(), milliwatt_generate(), minivm_accmess_exec(), minivm_greet_exec(), minivm_mwi_exec(), minivm_notify_exec(), minivm_record_exec(), misdn_get_ch_state(), misdn_lib_init(), mkintf(), mute_fragment(), named_acl_cleanup(), parkandannounce_exec(), parse_naptr(), parse_sip_options(), peers_data_provider_get(), play_message_by_id(), process_config(), process_echocancel(), process_opcode(), process_returncode(), pthread_timer_open(), queue_voice_frame(), redirecting_read(), redirecting_write(), register_config_cli(), rotate_file(), set_chan_in_stack(), set_event(), set_next_mime_type(), set_queue_result(), sig_pri_ami_show_spans(), sig_pri_aoc_d_from_ast(), sig_pri_aoc_e_from_ast(), sig_pri_mwi_cache_update(), sig_pri_mwi_event_cb(), sig_pri_start_pri(), sig_pri_stop_pri(), sig_ss7_init_linkset(), sip_reason_code_to_str(), sip_reason_str_to_code(), sip_show_channel(), slin16_sample(), slin8_sample(), str2desc(), str2limit(), strat2int(), strings_to_mask(), subscription_type2str(), timing_shutdown(), tps_shutdown(), translate_shutdown(), udptl_rx_packet(), udptl_shutdown(), ulaw_sample(), unload_module(), unload_pbx(), user_authority_to_str(), utils_shutdown(), vm_mailbox_snapshot_create(), wait_for_winner(), xmldoc_get_syntax_type(), xmldoc_has_specialtags(), xmldoc_parse_specialtags(), and xmpp_action_hook().
| #define ECHOCAN_OFF 124 |
Definition at line 230 of file isdn_lib.c.
Referenced by manager_ec_disable().
| #define ECHOCAN_ON 123 |
Definition at line 229 of file isdn_lib.c.
Referenced by manager_ec_enable().
| #define ISDN_PID_L3_B_USER 0x430000ff |
Definition at line 246 of file isdn_lib.c.
Referenced by setup_bc().
| #define ISDN_PID_L4_B_USER 0x440000ff |
Definition at line 247 of file isdn_lib.c.
Referenced by setup_bc().
| #define MISDN_DEBUG 0 |
Definition at line 233 of file isdn_lib.c.
| #define MISDN_DSP |
| #define MISDN_GEN_SILENCE |
| #define MISDN_IBUF_SIZE 512 |
Definition at line 250 of file isdn_lib.c.
Referenced by init_bc().
| #define RETURN | ( | a, | |
| b | |||
| ) | {retval=a; goto b;} |
Definition at line 3507 of file isdn_lib.c.
Referenced by misdn_lib_send_event().
| #define TONE_ALERT_CNT 41 /* 1 Sec */ |
Definition at line 253 of file isdn_lib.c.
| #define TONE_ALERT_SILENCE_CNT 200 /* 4 Sec */ |
Definition at line 254 of file isdn_lib.c.
| #define TONE_BUSY_CNT 20 /* ? */ |
Definition at line 256 of file isdn_lib.c.
| #define TONE_BUSY_SILENCE_CNT 48 /* ? */ |
Definition at line 257 of file isdn_lib.c.
Enumeration Type Documentation
| enum global_states |
Definition at line 194 of file isdn_lib.c.
Function Documentation
| static void bc_next_state_change | ( | struct misdn_bchannel * | bc, |
| enum bchannel_state | state | ||
| ) | [static] |
Definition at line 659 of file isdn_lib.c.
References bc_state2str(), cb_log, misdn_bchannel::next_bc_state, misdn_bchannel::port, and state.
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 617 of file isdn_lib.c.
References BCHAN_ACTIVATED, BCHAN_BRIDGED, BCHAN_CLEANED, BCHAN_EMPTY, BCHAN_ERROR, and BCHAN_RELEASE.
Referenced by bc_next_state_change(), bc_state_change(), cb_events(), 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_ACTIVATED", BCHAN_ACTIVATED},
{"BCHAN_BRIDGED", BCHAN_BRIDGED},
{"BCHAN_RELEASE", BCHAN_RELEASE},
{"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 639 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, misdn_bchannel::port, and state.
Referenced by clean_up_bc(), 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 290 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 815 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_cr(), handle_event_nt(), handle_frm_te(), misdn_lib_release(), misdn_lib_send_event(), and misdn_lib_send_restart().
{
int ret=0;
unsigned char buff[32];
struct misdn_stack * stack;
cb_log(3, bc->port, "$$$ CLEANUP CALLED pid:%d\n", bc->pid);
stack=get_stack_by_bc(bc);
if (!stack) return -1;
switch (bc->bc_state ) {
case BCHAN_CLEANED:
cb_log(5, stack->port, "$$$ 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 852 of file isdn_lib.c.
References ARRAY_LEN, misdn_stack::b_num, misdn_stack::bc, cb_event, clean_up_bc(), empty_bc(), empty_chan_in_stack(), EVENT_CLEANUP, misdn_bchannel::in_use, MAX_BCHANS, and MISDN_INITIALIZED.
Referenced by handle_mgmt(), and misdn_lib_port_restart().
{
int i;
if (global_state == MISDN_INITIALIZED) {
for (i = 0; i <= stack->b_num; ++i) {
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;
}
#if defined(AST_MISDN_ENHANCEMENTS)
for (i = MAX_BCHANS + 1; i < ARRAY_LEN(stack->bc); ++i) {
empty_bc(&stack->bc[i]);
empty_chan_in_stack(stack, i + 1);
stack->bc[i].in_use = 0;
}
#endif /* defined(AST_MISDN_ENHANCEMENTS) */
}
}
| static msg_t* create_l2msg | ( | int | prim, |
| int | dinfo, | ||
| int | size | ||
| ) | [static] |
Definition at line 349 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 371 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 976 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;
}
}
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 2282 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 464 of file isdn_lib.c.
References ARRAY_LEN, misdn_stack::b_num, misdn_stack::bc, cb_log, misdn_stack::channels, misdn_bchannel::in_use, MAX_BCHANS, 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().
{
int i;
for (i = 0; i <= stack->b_num; ++i) {
cb_log(6, stack->port, "Idx:%d stack->cchan:%d in_use:%d Chan:%d\n",
i, stack->channels[i], stack->bc[i].in_use, i + 1);
}
#if defined(AST_MISDN_ENHANCEMENTS)
for (i = MAX_BCHANS + 1; i < ARRAY_LEN(stack->bc); ++i) {
if (stack->bc[i].in_use) {
cb_log(6, stack->port, "Idx:%d stack->cchan:%d REGISTER Chan:%d in_use\n",
i, stack->channels[i], i + 1);
}
}
#endif /* defined(AST_MISDN_ENHANCEMENTS) */
}
| 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 679 of file isdn_lib.c.
References misdn_bchannel::active, misdn_bchannel::AOCD_need_export, AST_CAUSE_NORMAL_CLEARING, misdn_bchannel::bframe_len, misdn_bchannel::caller, misdn_bchannel::capability, misdn_bchannel::cause, misdn_bchannel::channel, misdn_bchannel::channel_found, misdn_bchannel::conf_id, misdn_bchannel::connected, misdn_party_redirecting::count, misdn_bchannel::crypt, misdn_bchannel::crypt_key, misdn_bchannel::curprx, misdn_bchannel::curptx, misdn_bchannel::cw, misdn_bchannel::dec, misdn_bchannel::dialed, misdn_bchannel::display, misdn_bchannel::display_connected, misdn_bchannel::display_setup, misdn_bchannel::dummy, misdn_bchannel::early_bconnect, misdn_bchannel::ec_deftaps, misdn_bchannel::ec_enable, misdn_bchannel::fac_in, misdn_bchannel::fac_out, misdn_party_redirecting::from, 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_NOTIFY_CODE_INVALID, mISDN_REDIRECTING_REASON_UNKNOWN, misdn_bchannel::mode, misdn_party_id::name, misdn_bchannel::need_more_infos, misdn_bchannel::nodsp, misdn_bchannel::nojitter, misdn_bchannel::notify_description_code, misdn_party_dialing::number, misdn_party_id::number, misdn_party_dialing::number_plan, misdn_party_id::number_plan, misdn_party_dialing::number_type, misdn_party_id::number_type, NUMPLAN_ISDN, NUMTYPE_UNKNOWN, misdn_bchannel::orig, misdn_bchannel::out_cause, misdn_bchannel::outgoing_colp, misdn_party_id::presentation, misdn_bchannel::presentation, misdn_bchannel::progress_coding, misdn_bchannel::progress_indicator, misdn_bchannel::progress_location, misdn_bchannel::rate, misdn_party_redirecting::reason, misdn_bchannel::redirecting, misdn_bchannel::restart_channel, misdn_bchannel::rxgain, misdn_bchannel::send_dtmf, misdn_bchannel::sending_complete, misdn_bchannel::set_presentation, misdn_party_dialing::subaddress, misdn_party_id::subaddress, misdn_bchannel::te_choose_channel, misdn_bchannel::time_usec, misdn_party_redirecting::to, misdn_party_redirecting::to_changed, 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_te(), init_bc(), manager_clean_bc(), misdn_lib_release(), misdn_lib_send_event(), and misdn_lib_send_restart().
{
bc->caller.presentation = 0; /* allowed */
bc->caller.number_plan = NUMPLAN_ISDN;
bc->caller.number_type = NUMTYPE_UNKNOWN;
bc->caller.name[0] = 0;
bc->caller.number[0] = 0;
bc->caller.subaddress[0] = 0;
bc->connected.presentation = 0; /* allowed */
bc->connected.number_plan = NUMPLAN_ISDN;
bc->connected.number_type = NUMTYPE_UNKNOWN;
bc->connected.name[0] = 0;
bc->connected.number[0] = 0;
bc->connected.subaddress[0] = 0;
bc->redirecting.from.presentation = 0; /* allowed */
bc->redirecting.from.number_plan = NUMPLAN_ISDN;
bc->redirecting.from.number_type = NUMTYPE_UNKNOWN;
bc->redirecting.from.name[0] = 0;
bc->redirecting.from.number[0] = 0;
bc->redirecting.from.subaddress[0] = 0;
bc->redirecting.to.presentation = 0; /* allowed */
bc->redirecting.to.number_plan = NUMPLAN_ISDN;
bc->redirecting.to.number_type = NUMTYPE_UNKNOWN;
bc->redirecting.to.name[0] = 0;
bc->redirecting.to.number[0] = 0;
bc->redirecting.to.subaddress[0] = 0;
bc->redirecting.reason = mISDN_REDIRECTING_REASON_UNKNOWN;
bc->redirecting.count = 0;
bc->redirecting.to_changed = 0;
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->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->display_connected = 0; /* none */
bc->display_setup = 0; /* none */
bc->outgoing_colp = 0;/* pass */
bc->presentation = 0; /* allowed */
bc->set_presentation = 0;
bc->notify_description_code = mISDN_NOTIFY_CODE_INVALID;
bc->progress_coding=0;
bc->progress_location=0;
bc->progress_indicator=0;
#if defined(AST_MISDN_ENHANCEMENTS)
bc->div_leg_3_rx_wanted = 0;
bc->div_leg_3_tx_pending = 0;
#endif /* defined(AST_MISDN_ENHANCEMENTS) */
/** 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->dialed.number_plan = NUMPLAN_ISDN;
bc->dialed.number_type = NUMTYPE_UNKNOWN;
bc->dialed.number[0] = 0;
bc->dialed.subaddress[0] = 0;
bc->info_dad[0] = 0;
bc->display[0] = 0;
bc->infos_pending[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 void empty_chan_in_stack | ( | struct misdn_stack * | stack, |
| int | channel | ||
| ) | [static] |
Definition at line 605 of file isdn_lib.c.
References ARRAY_LEN, cb_log, misdn_stack::channels, dump_chan_list(), and misdn_stack::port.
Referenced by clear_l3(), handle_cr(), handle_event_nt(), handle_frm_te(), manager_clean_bc(), misdn_lib_release(), and misdn_lib_send_event().
| 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" },
#if defined(AST_MISDN_ENHANCEMENTS)
{ Fac_ERROR, "Fac_ERROR" },
{ Fac_RESULT, "Fac_RESULT" },
{ Fac_REJECT, "Fac_REJECT" },
{ Fac_ActivationDiversion, "Fac_ActivationDiversion" },
{ Fac_DeactivationDiversion, "Fac_DeactivationDiversion" },
{ Fac_ActivationStatusNotificationDiv, "Fac_ActivationStatusNotificationDiv" },
{ Fac_DeactivationStatusNotificationDiv, "Fac_DeactivationStatusNotificationDiv" },
{ Fac_InterrogationDiversion, "Fac_InterrogationDiversion" },
{ Fac_DiversionInformation, "Fac_DiversionInformation" },
{ Fac_CallDeflection, "Fac_CallDeflection" },
{ Fac_CallRerouteing, "Fac_CallRerouteing" },
{ Fac_DivertingLegInformation2, "Fac_DivertingLegInformation2" },
{ Fac_InterrogateServedUserNumbers, "Fac_InterrogateServedUserNumbers" },
{ Fac_DivertingLegInformation1, "Fac_DivertingLegInformation1" },
{ Fac_DivertingLegInformation3, "Fac_DivertingLegInformation3" },
{ Fac_EctExecute, "Fac_EctExecute" },
{ Fac_ExplicitEctExecute, "Fac_ExplicitEctExecute" },
{ Fac_RequestSubaddress, "Fac_RequestSubaddress" },
{ Fac_SubaddressTransfer, "Fac_SubaddressTransfer" },
{ Fac_EctLinkIdRequest, "Fac_EctLinkIdRequest" },
{ Fac_EctInform, "Fac_EctInform" },
{ Fac_EctLoopTest, "Fac_EctLoopTest" },
{ Fac_ChargingRequest, "Fac_ChargingRequest" },
{ Fac_AOCSCurrency, "Fac_AOCSCurrency" },
{ Fac_AOCSSpecialArr, "Fac_AOCSSpecialArr" },
{ Fac_AOCDCurrency, "Fac_AOCDCurrency" },
{ Fac_AOCDChargingUnit, "Fac_AOCDChargingUnit" },
{ Fac_AOCECurrency, "Fac_AOCECurrency" },
{ Fac_AOCEChargingUnit, "Fac_AOCEChargingUnit" },
{ Fac_StatusRequest, "Fac_StatusRequest" },
{ Fac_CallInfoRetain, "Fac_CallInfoRetain" },
{ Fac_EraseCallLinkageID, "Fac_EraseCallLinkageID" },
{ Fac_CCBSDeactivate, "Fac_CCBSDeactivate" },
{ Fac_CCBSErase, "Fac_CCBSErase" },
{ Fac_CCBSRemoteUserFree, "Fac_CCBSRemoteUserFree" },
{ Fac_CCBSCall, "Fac_CCBSCall" },
{ Fac_CCBSStatusRequest, "Fac_CCBSStatusRequest" },
{ Fac_CCBSBFree, "Fac_CCBSBFree" },
{ Fac_CCBSStopAlerting, "Fac_CCBSStopAlerting" },
{ Fac_CCBSRequest, "Fac_CCBSRequest" },
{ Fac_CCBSInterrogate, "Fac_CCBSInterrogate" },
{ Fac_CCNRRequest, "Fac_CCNRRequest" },
{ Fac_CCNRInterrogate, "Fac_CCNRInterrogate" },
{ Fac_CCBS_T_Call, "Fac_CCBS_T_Call" },
{ Fac_CCBS_T_Suspend, "Fac_CCBS_T_Suspend" },
{ Fac_CCBS_T_Resume, "Fac_CCBS_T_Resume" },
{ Fac_CCBS_T_RemoteUserFree, "Fac_CCBS_T_RemoteUserFree" },
{ Fac_CCBS_T_Available, "Fac_CCBS_T_Available" },
{ Fac_CCBS_T_Request, "Fac_CCBS_T_Request" },
{ Fac_CCNR_T_Request, "Fac_CCNR_T_Request" },
#else
{ Fac_CFActivate, "Fac_CFActivate" },
{ Fac_CFDeactivate, "Fac_CFDeactivate" },
{ Fac_CD, "Fac_CD" },
{ Fac_AOCDCurrency, "Fac_AOCDCurrency" },
{ Fac_AOCDChargingUnit, "Fac_AOCDChargingUnit" },
#endif /* defined(AST_MISDN_ENHANCEMENTS) */
/* *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 3011 of file isdn_lib.c.
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 1556 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_confid | ( | unsigned long | confid | ) | [static, read] |
Definition at line 1574 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 1536 of file isdn_lib.c.
References ARRAY_LEN, misdn_stack::b_num, misdn_stack::bc, misdn_bchannel::in_use, misdn_bchannel::l3_id, MAX_BCHANS, and stack_holder_find().
Referenced by handle_cr(), handle_event_nt(), handle_frm_te(), manager_event_handler(), and release_cr().
{
int i;
for (i = 0; i <= stack->b_num; ++i) {
if (stack->bc[i].in_use && stack->bc[i].l3_id == l3id) {
return &stack->bc[i];
}
}
#if defined(AST_MISDN_ENHANCEMENTS)
/* Search the B channel records for a REGISTER signaling link. */
for (i = MAX_BCHANS + 1; i < ARRAY_LEN(stack->bc); ++i) {
if (stack->bc[i].in_use && stack->bc[i].l3_id == l3id) {
return &stack->bc[i];
}
}
#endif /* defined(AST_MISDN_ENHANCEMENTS) */
return stack_holder_find(stack, l3id);
}
| static struct misdn_bchannel* find_bc_by_masked_l3id | ( | struct misdn_stack * | stack, |
| unsigned long | l3id, | ||
| unsigned long | mask | ||
| ) | [static, read] |
Definition at line 1515 of file isdn_lib.c.
References ARRAY_LEN, misdn_stack::b_num, misdn_stack::bc, misdn_bchannel::in_use, misdn_bchannel::l3_id, MAX_BCHANS, and stack_holder_find().
Referenced by handle_event_nt().
{
int i;
for (i = 0; i <= stack->b_num; ++i) {
if (stack->bc[i].in_use && (stack->bc[i].l3_id & mask) == (l3id & mask)) {
return &stack->bc[i];
}
}
#if defined(AST_MISDN_ENHANCEMENTS)
/* Search the B channel records for a REGISTER signaling link. */
for (i = MAX_BCHANS + 1; i < ARRAY_LEN(stack->bc); ++i) {
if (stack->bc[i].in_use && (stack->bc[i].l3_id & mask) == (l3id & mask)) {
return &stack->bc[i];
}
}
#endif /* defined(AST_MISDN_ENHANCEMENTS) */
return stack_holder_find(stack, l3id);
}
| static int find_free_chan_in_stack | ( | struct misdn_stack * | stack, |
| struct misdn_bchannel * | bc, | ||
| int | channel, | ||
| int | dec | ||
| ) | [static] |
Definition at line 513 of file isdn_lib.c.
References ARRAY_LEN, AST_CAUSE_NORMAL_CIRCUIT_CONGESTION, AST_CAUSE_REQUESTED_CHAN_UNAVAIL, misdn_stack::b_num, cb_log, misdn_bchannel::channel, misdn_bchannel::channel_found, misdn_stack::channels, dump_chan_list(), misdn_bchannel::is_register_pool, 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_nt(), handle_event_te(), and misdn_lib_send_event().
{
int i;
int chan = 0;
int bnums;
if (bc->channel_found) {
return 0;
}
bc->channel_found = 1;
#if defined(AST_MISDN_ENHANCEMENTS)
if (bc->is_register_pool) {
pthread_mutex_lock(&stack->st_lock);
for (i = MAX_BCHANS + 1; i < ARRAY_LEN(stack->channels); ++i) {
if (!stack->channels[i]) {
chan = i + 1;
cb_log(3, stack->port, " --> found REGISTER chan: %d\n", chan);
break;
}
}
} else
#endif /* defined(AST_MISDN_ENHANCEMENTS) */
{
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);
bnums = stack->pri ? stack->b_num : stack->b_num - 1;
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]) {
chan = i + 1;
cb_log(3, stack->port, " --> found chan%s: %d\n", channel >= 0 ? " (preselected)" : "", chan);
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]) {
chan = i + 1;
cb_log(3, stack->port, " --> found chan%s: %d\n", channel >= 0 ? " (preselected)" : "", chan);
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 1472 of file isdn_lib.c.
References misdn_stack::next, misdn_lib::stack_list, and misdn_stack::upper_id.
Referenced by handle_frm_nt(), handle_frm_te(), 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)) {
/* Found the stack */
break;
}
}
return stack;
}
| static struct misdn_stack* find_stack_by_mgr | ( | manager_t * | mgr_nt | ) | [static, read] |
Definition at line 1501 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) {
/* Found the stack */
break;
}
}
return stack;
}
| static struct misdn_stack* find_stack_by_port | ( | int | port | ) | [static, read] |
Definition at line 1487 of file isdn_lib.c.
References misdn_stack::next, misdn_stack::port, and misdn_lib::stack_list.
Referenced by misdn_lib_get_free_bc(), 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) {
/* Found the stack */
break;
}
}
return stack;
}
| static char* flip_buf_bits | ( | char * | buf, |
| int | len | ||
| ) | [static] |
Definition at line 334 of file isdn_lib.c.
References len().
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 4698 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 168 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 %2d Type %s Prot. %s L2Link %s L1Link:%s Blocked:%d",
stack->port,
stack->nt ? "NT" : "TE",
stack->ptp ? "PTP" : "PMP",
(stack->nt && !stack->ptp) ? "UNKN" : 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 152 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_te(), 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 2395 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_bchannel::bc_state, BCHAN_ACTIVATED, misdn_bchannel::bframe, misdn_bchannel::bframe_len, misdn_bchannel::caller, misdn_bchannel::capability, cb_event, cb_log, misdn_bchannel::channel, misdn_bchannel::dialed, do_tone(), misdn_bchannel::dtmf, EVENT_BCHAN_DATA, EVENT_DTMF_TONE, find_bc_by_addr(), flip_buf_bits(), get_stack_by_bc(), misdn_stack::midev, misdn_cap_is_speech(), misdn_tx_jitter(), misdn_party_id::name, misdn_bchannel::nojitter, misdn_party_dialing::number, misdn_party_id::number, misdn_party_dialing::number_type, misdn_party_id::number_type, 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;
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 caller%d:\"%s\" <%s> dialed%d:%s \n",
bc->channel,
bc->caller.number_type,
bc->caller.name,
bc->caller.number,
bc->dialed.number_type,
bc->dialed.number);
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 1686 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_te(), and release_cr().
{
struct misdn_bchannel dummybc;
struct misdn_bchannel *bc;
int channel;
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);
bc = find_bc_by_l3id(stack, frm->dinfo);
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;
}
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);
}
return 1;
default:
break;
}
return 0;
}
| static int handle_err | ( | msg_t * | msg | ) | [static] |
Definition at line 3779 of file isdn_lib.c.
References cb_log, and handle_bchan().
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;
/*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;
}
}
return 0;
}
| static int handle_event_nt | ( | void * | dat, |
| void * | arg | ||
| ) | [static] |
Definition at line 1890 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, misdn_bchannel::is_register_pool, 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_send_event(), misdn_lib_send_restart(), misdn_make_dummy(), msgs_g, misdn_stack::nst, misdn_stack::nstlock, misdn_stack::nt, misdn_stack::port, misdn_bchannel::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().
{
struct misdn_bchannel dummybc;
struct misdn_bchannel *bc;
manager_t *mgr = (manager_t *)dat;
msg_t *msg = (msg_t *)arg;
msg_t *dmsg;
mISDNuser_head_t *hh;
struct misdn_stack *stack;
enum event_e event;
int reject=0;
int l3id;
int channel;
int tmpcause;
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 *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) {
goto ERR_NO_CHANNEL;
}
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:
l3id = *((int *) (msg->data + mISDNUSER_HEAD_SIZE));
cb_log(4, stack->port, " --> lib: Event_ind:SETUP CONFIRM [NT] : new L3ID is %x\n", l3id);
bc = find_bc_by_l3id(stack, hh->dinfo);
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:
bc = misdn_lib_get_free_bc(stack->port, 0, 1, 0);
if (!bc) {
goto ERR_NO_CHANNEL;
}
cb_log(4, stack->port, " --> new_process: New L3Id: %x\n",hh->dinfo);
bc->l3_id=hh->dinfo;
break;
#if defined(AST_MISDN_ENHANCEMENTS)
case CC_REGISTER | CONFIRM:
l3id = *((int *) (msg->data + mISDNUSER_HEAD_SIZE));
cb_log(4, stack->port, " --> lib: Event_ind:REGISTER CONFIRM [NT] : new L3ID is %x\n", l3id);
bc = find_bc_by_l3id(stack, hh->dinfo);
if (bc) {
cb_log (2, bc->port, "I IND :CC_REGISTER|CONFIRM: old l3id:%x new l3id:%x\n", bc->l3_id, l3id);
bc->l3_id = l3id;
} else {
cb_log(4, stack->port, "Bc Not found (after REGISTER CONFIRM)\n");
}
free_msg(msg);
pthread_mutex_lock(&stack->nstlock);
return 0;
#endif /* defined(AST_MISDN_ENHANCEMENTS) */
#if defined(AST_MISDN_ENHANCEMENTS)
case CC_REGISTER | INDICATION:
bc = misdn_lib_get_register_bc(stack->port);
if (!bc) {
goto ERR_NO_CHANNEL;
}
cb_log(4, stack->port, " --> new_process: New L3Id: %x\n",hh->dinfo);
bc->l3_id=hh->dinfo;
break;
#endif /* defined(AST_MISDN_ENHANCEMENTS) */
case CC_CONNECT_ACKNOWLEDGE|INDICATION:
break;
case CC_ALERTING|INDICATION:
case CC_PROCEEDING|INDICATION:
case CC_SETUP_ACKNOWLEDGE|INDICATION:
case CC_CONNECT|INDICATION:
break;
case CC_DISCONNECT|INDICATION:
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:
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:
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;
case CC_RESUME|INDICATION:
break;
case CC_RELEASE|CONFIRM:
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;
case CC_NEW_CR|INDICATION:
/* Got New CR for bchan, for now I handle this one in */
/* connect_ack, Need to be changed */
l3id = *((int *) (msg->data + mISDNUSER_HEAD_SIZE));
bc = find_bc_by_l3id(stack, hh->dinfo);
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;
if (!bc->is_register_pool) {
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;
case DL_RELEASE | INDICATION:
case DL_RELEASE | CONFIRM:
cb_log(3, stack->port, "%% GOT L2 DeActivate Info.\n");
if (stack->ptp) {
if (stack->l2upcnt>3) {
cb_log(0 , stack->port, "!!! Could not Get the L2 up after 3 Attempts!!!\n");
} else {
if (stack->l1link) {
misdn_lib_get_l2_up(stack);
stack->l2upcnt++;
}
}
}
stack->l2link = 0;
free_msg(msg);
pthread_mutex_lock(&stack->nstlock);
return 0;
default:
break;
}
/* Parse Events and fire_up to App. */
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;
}
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) {
goto ERR_NO_CHANNEL;
}
break;
case EVENT_RELEASE:
case EVENT_RELEASE_COMPLETE:
channel = bc->channel;
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);
}
free_msg(msg);
pthread_mutex_lock(&stack->nstlock);
return 0;
ERR_NO_CHANNEL:
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;
}
| static int handle_event_te | ( | struct misdn_bchannel * | bc, |
| enum event_e | event, | ||
| iframe_t * | frm | ||
| ) | [static] |
Definition at line 1590 of file isdn_lib.c.
References misdn_bchannel::caller, misdn_bchannel::capability, cb_log, misdn_bchannel::channel, misdn_bchannel::crypt_key, misdn_bchannel::cw, misdn_bchannel::dialed, 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_party_id::name, misdn_bchannel::nodsp, misdn_party_dialing::number, misdn_party_id::number, misdn_party_dialing::number_type, misdn_party_id::number_type, 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_te().
{
struct misdn_stack *stack=get_stack_by_bc(bc);
switch (event) {
case EVENT_CONNECT_ACKNOWLEDGE:
setup_bc(bc);
if ( *bc->crypt_key ) {
cb_log(4, stack->port,
"ENABLING BLOWFISH channel:%d caller%d:\"%s\" <%s> dialed%d:%s\n",
bc->channel,
bc->caller.number_type,
bc->caller.name,
bc->caller.number,
bc->dialed.number_type,
bc->dialed.number);
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 caller%d:\"%s\" <%s> dialed%d:%s\n",
bc->channel,
bc->caller.number_type,
bc->caller.name,
bc->caller.number,
bc->dialed.number_type,
bc->dialed.number);
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;
}
if (event != EVENT_SETUP) {
setup_bc(bc);
}
break;
}
case EVENT_RELEASE_COMPLETE:
case EVENT_RELEASE:
break;
default:
break;
}
return 0;
}
| static int handle_frm_nt | ( | msg_t * | msg | ) | [static] |
Definition at line 2626 of file isdn_lib.c.
References cb_log, find_stack_by_addr(), pthread_mutex_lock, and pthread_mutex_unlock.
Referenced by 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_frm_te | ( | msg_t * | msg | ) | [static] |
Definition at line 2661 of file isdn_lib.c.
References AST_CAUSE_NORMAL_CLEARING, AST_CAUSE_REQUESTED_CHAN_UNAVAIL, 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_te(), 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::need_release_complete, misdn_stack::nt, misdn_bchannel::out_cause, misdn_stack::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_isdn_handler().
{
struct misdn_bchannel dummybc;
struct misdn_bchannel *bc;
iframe_t *frm;
struct misdn_stack *stack;
enum event_e event;
enum event_response_e response;
int ret;
int channel;
int tmpcause;
int tmp_out_cause;
frm = (iframe_t*) msg->data;
stack = find_stack_by_addr(frm->addr);
if (!stack || stack->nt) {
return 0;
}
cb_log(4, stack->port, "handle_frm_te: frm->addr:%x frm->prim:%x\n", frm->addr, frm->prim);
ret = handle_cr(stack, frm);
if (ret < 0) {
cb_log(3, stack->port, "handle_frm_te: 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) {
misdn_make_dummy(&dummybc, stack->port, 0, stack->nt, 0);
switch (frm->prim) {
case CC_RESTART | CONFIRM:
dummybc.l3_id = MISDN_ID_GLOBAL;
bc = &dummybc;
break;
case CC_SETUP | INDICATION:
dummybc.l3_id = frm->dinfo;
bc = &dummybc;
/* set a reasonable cause */
bc->out_cause = AST_CAUSE_REQUESTED_CHAN_UNAVAIL;
/* if we want to send something the flag must be set! */
bc->need_release_complete = 1;
misdn_lib_send_event(bc, EVENT_RELEASE_COMPLETE);
free_msg(msg);
return 1;
default:
if (frm->prim == (CC_FACILITY | INDICATION)) {
cb_log(5, stack->port, " --> Using Dummy BC for FACILITY\n");
} else {
cb_log(0, stack->port, " --> Didn't find BC so temporarily creating dummy BC (l3id:%x) on this port.\n", frm->dinfo);
dummybc.l3_id = frm->dinfo;
}
bc = &dummybc;
break;
}
}
event = isdn_msg_get_event(msgs_g, msg, 0);
isdn_msg_parse_event(msgs_g, msg, bc, 0);
/* Preprocess some Events */
ret = handle_event_te(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);
response = RESPONSE_OK;
} else {
response = cb_event(event, bc, glob_mgr->user_data);
}
switch (event) {
case EVENT_SETUP:
switch (response) {
case RESPONSE_IGNORE_SETUP_WITHOUT_CLOSE:
cb_log(0, stack->port, "TOTALLY IGNORING SETUP\n");
break;
case RESPONSE_IGNORE_SETUP:
cb_log(0, stack->port, "GOT IGNORE SETUP\n");
/* I think we should send CC_RELEASE_CR, but am not sure*/
bc->out_cause = AST_CAUSE_NORMAL_CLEARING;
/* fall through */
case RESPONSE_RELEASE_SETUP:
if (response == RESPONSE_RELEASE_SETUP) {
cb_log(0, stack->port, "GOT RELEASE SETUP\n");
}
misdn_lib_send_event(bc, EVENT_RELEASE_COMPLETE);
break;
case RESPONSE_OK:
cb_log(4, stack->port, "GOT SETUP OK\n");
break;
default:
cb_log(0, stack->port, "GOT UNKNOWN SETUP RESPONSE\n");
break;
}
break;
case EVENT_RELEASE_COMPLETE:
/* release bchannel only after we've announced the RELEASE_COMPLETE */
channel = bc->channel;
tmpcause = bc->cause;
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);
}
break;
case EVENT_RESTART:
cb_log(0, stack->port, "**** Received RESTART channel:%d\n", bc->restart_channel);
empty_chan_in_stack(stack, bc->restart_channel);
break;
default:
break;
}
cb_log(5, stack->port, "Freeing Msg on prim:%x \n", frm->prim);
free_msg(msg);
return 1;
}
| static int handle_l1 | ( | msg_t * | msg | ) | [static] |
Definition at line 2803 of file isdn_lib.c.
References cb_event, cb_log, EVENT_CLEANUP, find_stack_by_addr(), MISDN_INITIALIZED, misdn_lib_get_l2_up(), 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);
if (!stack) return 0 ;
switch (frm->prim) {
case PH_ACTIVATE | CONFIRM:
/* we have to check for errors! */
if (frm->len) {
cb_log (3, stack->port, "L1: PH_ACTIVATE|REQUEST returned error!\n");
free_msg(msg);
return 1;
}
/* fall through */
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);
}
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:
/* we have to check for errors! */
if (frm->len) {
cb_log (3, stack->port, "L1: PH_DEACTIVATE|REQUEST returned error!\n");
free_msg(msg);
return 1;
}
/* fall through */
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 2883 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 2932 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) {
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);
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 | ||
| ) | [static] |
IFACE
Definition at line 1210 of file isdn_lib.c.
References misdn_bchannel::astbuf, misdn_stack::b_num, bc_state_change(), BCHAN_CLEANED, buff, cb_log, empty_bc(), send_lock::lock, malloc, MISDN_IBUF_SIZE, 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().
{
if (!bc) {
return -1;
}
cb_log(8, port, "Init.BC %d.\n",bidx);
bc->send_lock = malloc(sizeof(struct send_lock)); /* XXX BUG! memory leak never freed */
if (!bc->send_lock) {
return -1;
}
pthread_mutex_init(&bc->send_lock->lock, NULL);
empty_bc(bc);
bc->port=stack->port;
bc_state_change(bc, BCHAN_CLEANED);
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);
}
#if 0 /* This code does not seem to do anything useful */
if (bidx <= stack->b_num) {
unsigned char buff[1025];
iframe_t *frm = (iframe_t *) buff;
stack_info_t *stinf;
int ret;
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]);
}
#endif
return 0;
}
| static void init_flip_bits | ( | void | ) | [static] |
Definition at line 321 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 4462 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 4450 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 4440 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 4445 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 4329 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_bchannel::astbuf, 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, "$$$ Bchan Activated addr %x\n", bc->addr);
mISDN_write_frame(stack->midev, buf, bc->addr | FLG_MSG_DOWN, DL_ESTABLISH | REQUEST, 0,0, NULL, TIMEOUT_1SEC);
return ;
}
| void manager_bchannel_cleanup | ( | struct misdn_bchannel * | bc | ) |
| void manager_bchannel_deactivate | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4351 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_bchannel::astbuf, misdn_bchannel::bc_state, bc_state_change(), BCHAN_ACTIVATED, BCHAN_BRIDGED, BCHAN_RELEASE, cb_log, misdn_bchannel::conf_id, misdn_bchannel::generate_tone, get_stack_by_bc(), misdn_stack::midev, misdn_split_conf(), misdn_stack::port, and misdn_bchannel::port.
Referenced by clean_up_bc().
{
struct misdn_stack *stack=get_stack_by_bc(bc);
char buf[128];
switch (bc->bc_state) {
case BCHAN_ACTIVATED:
break;
case BCHAN_BRIDGED:
misdn_split_conf(bc,bc->conf_id);
break;
default:
cb_log( 4, bc->port,"bchan_deactivate: called but not activated\n");
return ;
}
cb_log(5, stack->port, "$$$ Bchan deActivated addr %x\n", bc->addr);
bc->generate_tone=0;
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 4489 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 (stack && 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 4677 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 4628 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_te(), 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
Definition at line 4025 of file isdn_lib.c.
References misdn_lib::activatequeue, cb_log, misdn_stack::downqueue, find_bc_by_l3id(), misdn_lib::midev, misdn_make_dummy(), misdn_lib::new_msg, misdn_stack::next, misdn_stack::nst, misdn_stack::nstlock, misdn_stack::nt, misdn_stack::port, pthread_mutex_lock, pthread_mutex_unlock, send_msg(), and misdn_lib::stack_list.
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_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 ) {
/* 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 {
struct misdn_bchannel dummybc;
misdn_make_dummy(&dummybc, stack->port, frm->dinfo, stack->nt, 0);
if (frm->dinfo == MISDN_ID_GLOBAL || frm->dinfo == MISDN_ID_DUMMY ) {
cb_log(5,0," --> GLOBAL/DUMMY\n");
} else {
/*
* We need to be able to at least answer with RELEASE_COMPLETE
* on SETUP|INDICATION errors so use a dummy bc.
*/
cb_log(0,0,"No bc for Message. Using dummy_bc\n");
}
send_msg(glob_mgr->midev, &dummybc, msg);
}
}
}
}
}
}
| struct misdn_bchannel * manager_find_bc_by_pid | ( | int | pid | ) | [read] |
Definition at line 3152 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 4324 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 3837 of file isdn_lib.c.
References cb_log, handle_bchan(), handle_err(), handle_frm_nt(), handle_frm_te(), 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");
}
/* Timer primitives must be handled first, because the frm->addr is a different
* "address space" than the stack/instance address of other Lx primitives.
*/
if (handle_timers(msg)) {
return 0;
}
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: ADDR:%x PRIM:%x DINFO:%x\n", frm->addr, frm->prim, frm->dinfo);
#endif
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_te(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 4419 of file isdn_lib.c.
References misdn_bchannel::addr, cb_log, misdn_lib::midev, and misdn_bchannel::port.
Referenced by handle_event_te(), 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 4470 of file isdn_lib.c.
References misdn_bchannel::addr, and misdn_lib::midev.
Referenced by handle_event_te(), 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 436 of file isdn_lib.c.
References INFO_CAPABILITY_DIGITAL_RESTRICTED, and INFO_CAPABILITY_DIGITAL_UNRESTRICTED.
Referenced by cb_events(), handle_bchan(), handle_event_te(), 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 483 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 444 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().
{
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 4705 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 4728 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 4285 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_stack::b_num, misdn_stack::bc, cb_log, misdn_lib::event_handler_thread, misdn_lib::event_thread, free, misdn_stack::midev, misdn_lib::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);
while ((help = glob_mgr->stack_list)) {
glob_mgr->stack_list = help->next;
free(help);
}
free(glob_mgr);
glob_mgr = NULL;
}
| void misdn_lib_echo | ( | struct misdn_bchannel * | bc, |
| int | onoff | ||
| ) |
Definition at line 4771 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.
- Parameters:
-
port Port the call is on. l3_id mISDN Layer 3 ID of held call.
- Returns:
- Found bc-record or NULL.
Definition at line 4580 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 3205 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, find_stack_by_port(), MAX_BCHANS, prepare_bc(), misdn_stack::pri, pthread_mutex_lock, pthread_mutex_unlock, misdn_stack::ptp, misdn_stack::st_lock, and test_inuse().
Referenced by handle_cr(), handle_event_nt(), and misdn_request().
{
struct misdn_stack *stack;
int i;
int maxnum;
if (channel < 0 || channel > MAX_BCHANS) {
cb_log(0, port, "Requested channel out of bounds (%d)\n", channel);
return NULL;
}
/* Find the port stack structure */
stack = find_stack_by_port(port);
if (!stack) {
cb_log(0, port, "Port is not configured (%d)\n", port);
return NULL;
}
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;
}
}
/* Note: channel == 0 here */
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;
}
| static int misdn_lib_get_l1_down | ( | struct misdn_stack * | stack | ) | [static] |
Definition at line 876 of file isdn_lib.c.
References cb_log, misdn_stack::midev, misdn_stack::port, and misdn_stack::upper_id.
Referenced by misdn_lib_get_port_down().
| static int misdn_lib_get_l1_up | ( | struct misdn_stack * | stack | ) | [static] |
Definition at line 918 of file isdn_lib.c.
References cb_log, misdn_stack::midev, misdn_stack::port, 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 890 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 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 if (!stack->nt) {
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);
}
/* cannot deestablish L2 for NT PTMP to unknown TE TEIs */
return 0;
}
| int misdn_lib_get_l2_up | ( | struct misdn_stack * | stack | ) |
Definition at line 932 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(), 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 if (!stack->nt) {
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);
}
/* cannot establish L2 for NT PTMP to unknown TE TEIs */
return 0;
}
| int misdn_lib_get_maxchans | ( | int | port | ) |
Definition at line 137 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 1805 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 3903 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 1781 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::nt, 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);
/* handle_l1 will start L2 for NT. */
if (!stack->l2link && !stack->nt) {
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 959 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 4143 of file isdn_lib.c.
References misdn_lib::activatequeue, ARRAY_LEN, misdn_stack::b_num, misdn_stack::bc, calloc, cb_event, misdn_lib_iface::cb_event, cb_jb_empty, misdn_lib_iface::cb_jb_empty, cb_log, misdn_lib_iface::cb_log, misdn_lib::event_handler_thread, misdn_lib::event_thread, flip_buf_bits(), free, init_bc(), init_flip_bits(), misdn_bchannel::is_register_pool, manager_event_handler(), MAX_BCHANS, 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_destroy(), stack_init(), misdn_lib::stack_list, te_lib_destroy(), and te_lib_init().
Referenced by load_module().
{
struct misdn_lib *mgr;
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;
if (!portlist || (*portlist == 0)) {
return 1;
}
mgr = calloc(1, sizeof(*mgr));
if (!mgr) {
return 1;
}
glob_mgr = mgr;
msg_init();
misdn_lib_nt_debug_init(0,NULL);
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();
if (midev <= 0) {
free(glob_mgr);
glob_mgr = NULL;
return 1;
}
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;
struct misdn_stack *help;
int ptp=0;
int i;
int r;
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);
continue;
}
stack = stack_init(midev, port, ptp);
if (!stack) {
cb_log(0, port, "stack_init() failed for this port\n");
continue;
}
/* Initialize the B channel records for real B channels. */
for (i = 0; i <= stack->b_num; i++) {
r = init_bc(stack, &stack->bc[i], stack->midev, port, i);
if (r < 0) {
cb_log(0, port, "Got Err @ init_bc :%d\n", r);
break;
}
}
if (i <= stack->b_num) {
stack_destroy(stack);
free(stack);
continue;
}
#if defined(AST_MISDN_ENHANCEMENTS)
/* Initialize the B channel records for REGISTER signaling links. */
for (i = MAX_BCHANS + 1; i < ARRAY_LEN(stack->bc); ++i) {
r = init_bc(stack, &stack->bc[i], stack->midev, port, i);
if (r < 0) {
cb_log(0, port, "Got Err @ init_bc :%d\n", r);
break;
}
stack->bc[i].is_register_pool = 1;
}
if (i < ARRAY_LEN(stack->bc)) {
stack_destroy(stack);
free(stack);
continue;
}
#endif /* defined(AST_MISDN_ENHANCEMENTS) */
/* Add the new stack to the end of the list */
help = mgr->stack_list;
if (!help) {
mgr->stack_list = stack;
} else {
while (help->next) {
help = help->next;
}
help->next = stack;
}
}
if (!mgr->stack_list) {
/* no stacks were successfully initialized !? */
te_lib_destroy(midev);
free(glob_mgr);
glob_mgr = NULL;
return 1;
}
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 117 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 128 of file isdn_lib.c.
References get_misdn_stack(), misdn_stack::next, misdn_stack::port, and misdn_stack::ptp.
Referenced by build_setup(), cb_events(), do_immediate_setup(), misdn_call(), misdn_update_connected_line(), and misdn_update_redirecting().
{
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 3068 of file isdn_lib.c.
References cb_log, fetch_msg(), manager_isdn_handler(), and misdn_lib::midev.
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 3049 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 3431 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_bchannel::b_stid, bearer2str(), misdn_bchannel::caller, misdn_bchannel::capability, misdn_bchannel::cause, cb_log, misdn_bchannel::channel, misdn_bchannel::connected, misdn_party_redirecting::count, misdn_bchannel::dialed, fac2str(), misdn_bchannel::fac_in, misdn_bchannel::fac_out, misdn_party_redirecting::from, 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_party_id::name, misdn_stack::nt, misdn_party_id::number, misdn_party_dialing::number_plan, misdn_party_id::number_plan, misdn_party_dialing::number_type, misdn_party_id::number_type, misdn_bchannel::out_cause, misdn_stack::port, misdn_party_id::presentation, misdn_bchannel::presentation, misdn_bchannel::progress_indicator, misdn_bchannel::rate, misdn_party_redirecting::reason, misdn_bchannel::redirecting, misdn_party_id::screening, misdn_bchannel::sending_complete, misdn_bchannel::set_presentation, misdn_bchannel::stack_holder, misdn_party_redirecting::to, 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\n",
bc->channel,
stack->nt ? "NT" : "TE",
bc->cause,
bc->out_cause);
cb_log(2, stack->port,
" --> info_dad:%s dialed numtype:%d plan:%d\n",
bc->info_dad,
bc->dialed.number_type,
bc->dialed.number_plan);
cb_log(2, stack->port,
" --> caller:\"%s\" <%s> type:%d plan:%d pres:%d screen:%d\n",
bc->caller.name,
bc->caller.number,
bc->caller.number_type,
bc->caller.number_plan,
bc->caller.presentation,
bc->caller.screening);
cb_log(2, stack->port,
" --> redirecting-from:\"%s\" <%s> type:%d plan:%d pres:%d screen:%d\n",
bc->redirecting.from.name,
bc->redirecting.from.number,
bc->redirecting.from.number_type,
bc->redirecting.from.number_plan,
bc->redirecting.from.presentation,
bc->redirecting.from.screening);
cb_log(2, stack->port,
" --> redirecting-to:\"%s\" <%s> type:%d plan:%d pres:%d screen:%d\n",
bc->redirecting.to.name,
bc->redirecting.to.number,
bc->redirecting.to.number_type,
bc->redirecting.to.number_plan,
bc->redirecting.to.presentation,
bc->redirecting.to.screening);
cb_log(2, stack->port,
" --> redirecting reason:%d count:%d\n",
bc->redirecting.reason,
bc->redirecting.count);
cb_log(2, stack->port,
" --> connected:\"%s\" <%s> type:%d plan:%d pres:%d screen:%d\n",
bc->connected.name,
bc->connected.number,
bc->connected.number_type,
bc->connected.number_plan,
bc->connected.presentation,
bc->connected.screening);
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, " --> set_pres:%d pres:%d\n", bc->set_presentation, bc->presentation);
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 in:%s out:%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 4094 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 4124 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 4112 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 3932 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 91 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 65 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(), misdn_update_connected_line(), and misdn_update_redirecting().
{
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 53 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 3982 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 104 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 1821 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 4779 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_stack::nst, misdn_stack::port, misdn_stack::pri, misdn_stack::ptp, and misdn_stack::upper_id.
Referenced by 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; /* never used */
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);
}
}
| void misdn_lib_release | ( | struct misdn_bchannel * | bc | ) |
Definition at line 1759 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(), and misdn_request().
{
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 | ||
| ) |
Definition at line 3523 of file isdn_lib.c.
References misdn_stack::bc, misdn_bchannel::bc_state, bc_state2str(), bc_state_change(), BCHAN_BRIDGED, BCHAN_CLEANED, misdn_bchannel::caller, 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::dialed, 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_REGISTER, EVENT_RELEASE, EVENT_RELEASE_COMPLETE, EVENT_RETRIEVE_ACKNOWLEDGE, EVENT_SETUP, EVENT_SETUP_ACKNOWLEDGE, 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(), msgs_g, misdn_party_id::name, misdn_bchannel::need_disconnect, misdn_bchannel::need_release, misdn_bchannel::need_release_complete, misdn_lib::new_msg, misdn_bchannel::nodsp, misdn_stack::nt, misdn_bchannel::nt, misdn_party_dialing::number, misdn_party_id::number, misdn_party_dialing::number_type, misdn_party_id::number_type, misdn_bchannel::out_cause, misdn_bchannel::pid, misdn_stack::port, misdn_bchannel::port, misdn_stack::ptp, 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_nt(), handle_event_te(), handle_frm_te(), misdn_answer(), misdn_call(), misdn_digit_end(), misdn_facility_exec(), misdn_facility_ie_handler(), misdn_hangup(), misdn_indication(), misdn_lib_send_restart(), misdn_overlap_dial_task(), misdn_send_text(), misdn_update_connected_line(), misdn_update_redirecting(), start_pbx(), and wait_for_digits().
{
msg_t *msg;
struct misdn_bchannel *bc2;
struct misdn_bchannel *held_bc;
struct misdn_stack *stack;
int retval = 0;
int channel;
int tmpcause;
int tmp_out_cause;
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 caller:\"%s\" <%s> dialed:%s \n",
isdn_get_info(msgs_g, event, 0),
bc->caller.name,
bc->caller.number,
bc->dialed.number);
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) {
misdn_lib_get_l1_up(stack);
}
cb_log(1, stack->port,
"I SEND:%s caller:\"%s\" <%s> dialed:%s pid:%d\n",
isdn_get_info(msgs_g, event, 0),
bc->caller.name,
bc->caller.number,
bc->dialed.number,
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_REGISTER:
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) {
if (stack->ptp) {
setup_bc(bc);
}
break;
}
/* fall through */
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 caller%d:\"%s\" <%s> dialed%d:%s\n",
bc->channel,
bc->caller.number_type,
bc->caller.name,
bc->caller.number,
bc->dialed.number_type,
bc->dialed.number);
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) {
if (bc->bc_state == BCHAN_BRIDGED) {
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 sent DISCONNECT\n");
RETURN(-1,OUT);
}
/* IE cause is mandatory for DISCONNECT, but optional for the answers to DISCONNECT.
* We must initialize cause, so it is later correctly indicated to ast_channel
* in case the answer does not include one!
*/
bc->cause = bc->out_cause;
bc->need_disconnect=0;
break;
case EVENT_RELEASE:
if (!bc->need_release) {
cb_log(0, bc->port, " --> we have already sent 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 sent 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 */
channel = bc->channel;
tmpcause = bc->cause;
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);
if (!msg) {
/*
* The message was not built.
*
* NOTE: The only time that the message will fail to build
* is because the requested FACILITY message is not supported.
* A failed malloc() results in exit() being called.
*/
RETURN(-1, OUT);
} else {
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 3943 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_te().
{
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 4596 of file isdn_lib.c.
References misdn_bchannel::addr, 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_split_bridge | ( | struct misdn_bchannel * | bc1, |
| struct misdn_bchannel * | bc2 | ||
| ) |
Definition at line 4751 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 2271 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 2276 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 4382 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_bchannel::bc_state, bc_state2str(), BCHAN_ACTIVATED, BCHAN_BRIDGED, 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;
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);
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 77 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_te(), manager_event_handler(), misdn_lib_send_restart(), and release_cr().
| static void misdn_send_lock | ( | struct misdn_bchannel * | bc | ) | [static] |
Definition at line 3509 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 3516 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 4719 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 2330 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_bchannel::bframe, misdn_bchannel::bframe_len, 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 3190 of file isdn_lib.c.
References AST_CAUSE_NORMAL_CLEARING, misdn_bchannel::cause, misdn_bchannel::channel, misdn_bchannel::channel_preselected, misdn_bchannel::in_use, 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;
bc->in_use = 1;
}
| static int release_cr | ( | struct misdn_stack * | stack, |
| mISDNuser_head_t * | hh | ||
| ) | [static] |
removing procid
Definition at line 1861 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->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;
}
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 410 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 492 of file isdn_lib.c.
References ARRAY_LEN, cb_log, misdn_stack::channels, dump_chan_list(), 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 (1 <= channel && channel <= ARRAY_LEN(stack->channels)) {
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;
}
| static int setup_bc | ( | struct misdn_bchannel * | bc | ) | [static] |
Definition at line 1038 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_te(), and misdn_lib_send_event().
{
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 && !bc->hdlc) {
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 1454 of file isdn_lib.c.
References 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(), and misdn_lib_init().
{
char buf[1024];
if (!stack) return;
if (stack->nt) {
pthread_mutex_destroy(&stack->nstlock);
cleanup_Isdnl2(&stack->nst);
cleanup_Isdnl3(&stack->nst);
}
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 4503 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 4553 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().
| void stack_holder_remove | ( | struct misdn_stack * | stack, |
| struct misdn_bchannel * | holder | ||
| ) |
Definition at line 4527 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 1274 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::b_stids, buff, calloc, cb_log, misdn_stack::d_stid, misdn_stack::downqueue, free, handle_event_nt(), misdn_stack::holding, misdn_stack::l1link, misdn_stack::l2link, misdn_stack::lower_id, 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, ptp, misdn_stack::st_lock, and misdn_stack::upper_id.
Referenced by misdn_lib_init().
{
int ret;
unsigned char buff[1025];
iframe_t *frm = (iframe_t *)buff;
stack_info_t *stinf;
struct misdn_stack *stack;
int i;
layer_info_t li;
stack = calloc(1, sizeof(struct misdn_stack));
if (!stack) {
return NULL;
}
cb_log(8, port, "Init. Stack.\n");
stack->port=port;
stack->midev=midev;
stack->ptp=ptp;
stack->holding=NULL;
stack->pri=0;
msg_queue_init(&stack->downqueue);
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);
free(stack);
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:
cb_log(8, port, "TE Stack\n");
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, "NT 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;
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);
free(stack);
return(NULL);
}
ret = mISDN_register_layer(midev, stack->d_stid, li.id);
if (ret)
{
cb_log(0,port,"Cannot register layer %d of this port.\n", nt?2:4);
free(stack);
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);
free(stack);
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__, nt?2:4);
free(stack);
return(NULL);
}
/* 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; /* never used */
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);
}
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);
/* handle_l1 will start L2 for NT. */
if (!stack->nt) {
misdn_lib_get_l2_up(stack);
}
}
cb_log(8, port, "stack_init: lowerId:%x upperId:%x\n", stack->lower_id, stack->upper_id);
return stack;
}
| void te_lib_destroy | ( | int | midev | ) |
Definition at line 3142 of file isdn_lib.c.
References cb_log.
Referenced by misdn_lib_destroy(), and misdn_lib_init().
| static int te_lib_init | ( | void | ) | [static] |
App Interface
Definition at line 3116 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;
int ret;
midev = mISDN_open();
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);
entity = frm->dinfo & 0xffff;
if (ret < mISDN_HEADER_LEN || !entity) {
fprintf(stderr, "cannot request MGR_NEWENTITY from mISDN: %s\n", strerror(errno));
mISDN_close(midev);
return -1;
}
return midev;
}
| static int test_inuse | ( | struct misdn_bchannel * | bc | ) | [static] |
Definition at line 3168 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;
if (!bc->in_use) {
gettimeofday(&now, NULL);
if (bc->last_used.tv_sec == now.tv_sec
&& misdn_lib_port_is_pri(bc->port)) {
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;
}
Variable Documentation
| enum event_response_e(* cb_event)(enum event_e event, struct misdn_bchannel *bc, void *user_data) |
Definition at line 30 of file isdn_lib.c.
Referenced by clear_l3(), do_tone(), handle_bchan(), handle_cr(), handle_event_nt(), handle_frm_te(), 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 35 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 32 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(), dec_ie_facility(), dump_chan_list(), empty_chan_in_stack(), fetch_msg(), find_free_chan_in_stack(), handle_bchan(), handle_cr(), handle_err(), handle_event_nt(), handle_event_te(), handle_frm_nt(), handle_frm_te(), 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_l1_up(), 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(), 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 259 of file isdn_lib.c.
Referenced by ast_xml_escape(), and pidf_validate_presence().
char flip_table[256] [static] |
Definition at line 319 of file isdn_lib.c.
Definition at line 261 of file isdn_lib.c.
enum global_states global_state = MISDN_INITIALIZING [static] |
Definition at line 199 of file isdn_lib.c.
sem_t handler_started [static] |
Definition at line 4022 of file isdn_lib.c.
Msg Array
Definition at line 1633 of file isdn_msg_parser.c.
Referenced by handle_event_nt(), handle_frm_te(), manager_isdn_get_info(), and misdn_lib_send_event().
int mypid = 1 [static] |
Definition at line 433 of file isdn_lib.c.
Referenced by prepare_bc().
int new_te_id = 0 [static] |
Definition at line 874 of file isdn_lib.c.
int nt_err_cnt = 0 [static] |
Definition at line 192 of file isdn_lib.c.
char tone_425_flip[TONE_425_SIZE] [static] |
Definition at line 263 of file isdn_lib.c.
char tone_silence_flip[TONE_SILENCE_SIZE] [static] |
Definition at line 264 of file isdn_lib.c.
