#include <syslog.h>
#include <sys/time.h>
#include <mISDNuser/isdn_debug.h>
#include "isdn_lib_intern.h"
#include "isdn_lib.h"
#include "asterisk/causes.h"
#include <mISDNuser/net_l2.h>
#include <mISDNuser/tone.h>
#include <unistd.h>
#include <semaphore.h>
#include <pthread.h>
#include <signal.h>
Go to the source code of this file.
Data Structures | |
struct | misdn_lib |
Defines | |
#define | ARRAY_LEN(a) (sizeof(a) / sizeof(a[0])) |
#define | ECHOCAN_OFF 124 |
#define | ECHOCAN_ON 123 |
#define | ISDN_PID_L3_B_USER 0x430000ff |
#define | ISDN_PID_L4_B_USER 0x440000ff |
#define | MAXPROCS 0x100 |
#define | MISDN_DEBUG 0 |
#define | MISDN_DSP |
#define | MISDN_GEN_SILENCE |
#define | MISDN_IBUF_SIZE 512 |
#define | RETURN(a, b) {retval=a; goto b;} |
#define | TONE_ALERT_CNT 41 |
#define | TONE_ALERT_SILENCE_CNT 200 |
#define | TONE_BUSY_CNT 20 |
#define | TONE_BUSY_SILENCE_CNT 48 |
Enumerations | |
enum | global_states { MISDN_INITIALIZING, MISDN_INITIALIZED } |
Functions | |
static void | bc_next_state_change (struct misdn_bchannel *bc, enum bchannel_state state) |
char * | bc_state2str (enum bchannel_state state) |
void | bc_state_change (struct misdn_bchannel *bc, enum bchannel_state state) |
int | bchdev_echocancel_activate (struct misdn_bchannel *dev) |
void | bchdev_echocancel_deactivate (struct misdn_bchannel *dev) |
static char * | bearer2str (int cap) |
static int | clean_up_bc (struct misdn_bchannel *bc) |
static void | clear_l3 (struct misdn_stack *stack) |
static msg_t * | create_l2msg (int prim, int dinfo, int size) |
msg_t * | create_l3msg (int prim, int mt, int dinfo, int size, int ntmode) |
static int | create_process (int midev, struct misdn_bchannel *bc) |
static int | do_tone (struct misdn_bchannel *bc, int len) |
static void | dump_chan_list (struct misdn_stack *stack) |
void | ec_chunk (struct misdn_bchannel *bc, unsigned char *rxchunk, unsigned char *txchunk, int chunk_size) |
static void | empty_bc (struct misdn_bchannel *bc) |
static int | empty_chan_in_stack (struct misdn_stack *stack, int channel) |
static const char * | fac2str (enum FacFunction facility) |
static msg_t * | fetch_msg (int midev) |
static struct misdn_bchannel * | find_bc_by_addr (unsigned long addr) |
static struct misdn_bchannel * | find_bc_by_channel (int port, int channel) |
misdn_bchannel * | find_bc_by_confid (unsigned long confid) |
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 struct misdn_bchannel * | find_bc_holded (struct misdn_stack *stack) |
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) |
misdn_stack * | get_misdn_stack (void) |
void | get_show_stack_details (int port, char *buf) |
misdn_stack * | get_stack_by_bc (struct misdn_bchannel *bc) |
static int | handle_bchan (msg_t *msg) |
static int | handle_cr (struct misdn_stack *stack, iframe_t *frm) |
static int | handle_err (msg_t *msg) |
static int | handle_event (struct misdn_bchannel *bc, enum event_e event, iframe_t *frm) |
static int | handle_event_nt (void *dat, void *arg) |
static int | handle_frm (msg_t *msg) |
static int | handle_frm_nt (msg_t *msg) |
static int | handle_l1 (msg_t *msg) |
static int | handle_l2 (msg_t *msg) |
static int | handle_mgmt (msg_t *msg) |
static int | handle_timers (msg_t *msg) |
static int | init_bc (struct misdn_stack *stack, struct misdn_bchannel *bc, int midev, int port, int bidx, char *msn, int firsttime) |
static void | init_flip_bits (void) |
void | isdn_lib_stop_dtmf (struct misdn_bchannel *bc) |
void | isdn_lib_update_ec (struct misdn_bchannel *bc) |
void | isdn_lib_update_rxgain (struct misdn_bchannel *bc) |
void | isdn_lib_update_txgain (struct misdn_bchannel *bc) |
void | manager_bchannel_activate (struct misdn_bchannel *bc) |
void | manager_bchannel_cleanup (struct misdn_bchannel *bc) |
void | manager_bchannel_deactivate (struct misdn_bchannel *bc) |
void | manager_bchannel_setup (struct misdn_bchannel *bc) |
void | manager_clean_bc (struct misdn_bchannel *bc) |
void | manager_ec_disable (struct misdn_bchannel *bc) |
void | manager_ec_enable (struct misdn_bchannel *bc) |
static void | manager_event_handler (void *arg) |
misdn_bchannel * | manager_find_bc_by_pid (int pid) |
misdn_bchannel * | manager_find_bc_holded (struct misdn_bchannel *bc) |
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 () |
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) |
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_pri (int port) |
int | misdn_lib_port_restart (int port) |
int | misdn_lib_port_unblock (int port) |
int | misdn_lib_port_up (int port, int check) |
void | misdn_lib_reinit_nt_stack (int port) |
void | misdn_lib_release (struct misdn_bchannel *bc) |
int | misdn_lib_send_event (struct misdn_bchannel *bc, enum event_e event) |
int | misdn_lib_send_restart (int port, int channel) |
void | misdn_lib_send_tone (struct misdn_bchannel *bc, enum tone_e tone) |
void | misdn_lib_setup_bc (struct misdn_bchannel *bc) |
void | misdn_lib_split_bridge (struct misdn_bchannel *bc1, struct misdn_bchannel *bc2) |
void | misdn_lib_tone_generator_start (struct misdn_bchannel *bc) |
void | misdn_lib_tone_generator_stop (struct misdn_bchannel *bc) |
void | misdn_lib_transfer (struct misdn_bchannel *holded_bc) |
int | misdn_lib_tx2misdn_frm (struct misdn_bchannel *bc, void *data, int len) |
static void | misdn_make_dummy (struct misdn_bchannel *dummybc, int port, int l3id, int nt, int channel) |
static void | misdn_send_lock (struct misdn_bchannel *bc) |
static void | misdn_send_unlock (struct misdn_bchannel *bc) |
void | misdn_split_conf (struct misdn_bchannel *bc, int conf_id) |
void | misdn_tx_jitter (struct misdn_bchannel *bc, int len) |
static void | prepare_bc (struct misdn_bchannel *bc, int channel) |
int | queue_cleanup_bc (struct misdn_bchannel *bc) |
int | release_cr (struct misdn_stack *stack, mISDNuser_head_t *hh) |
static int | send_msg (int midev, struct misdn_bchannel *bc, msg_t *dmsg) |
static int | set_chan_in_stack (struct misdn_stack *stack, int channel) |
int | setup_bc (struct misdn_bchannel *bc) |
static void | stack_destroy (struct misdn_stack *stack) |
void | stack_holder_add (struct misdn_stack *stack, struct misdn_bchannel *holder) |
misdn_bchannel * | stack_holder_find (struct misdn_stack *stack, unsigned long l3id) |
misdn_bchannel * | stack_holder_find_bychan (struct misdn_stack *stack, int chan) |
void | stack_holder_remove (struct misdn_stack *stack, struct misdn_bchannel *holder) |
static struct misdn_stack * | stack_init (int midev, int port, int ptp) |
void | te_lib_destroy (int midev) |
int | te_lib_init (void) |
static int | test_inuse (struct misdn_bchannel *bc) |
Variables | |
static int | entity |
static char | flip_table [256] |
static struct misdn_lib * | glob_mgr |
static enum global_states | global_state = MISDN_INITIALIZING |
sem_t | handler_started |
isdn_msg | msgs_g [] |
static int | mypid = 1 |
static int | new_te_id = 0 |
static int | nt_err_cnt = 0 |
char | tone_425_flip [TONE_425_SIZE] |
char | tone_silence_flip [TONE_SILENCE_SIZE] |
Definition in file isdn_lib.c.
#define ARRAY_LEN | ( | a | ) | (sizeof(a) / sizeof(a[0])) |
Definition at line 32 of file isdn_lib.c.
#define ECHOCAN_OFF 124 |
#define ECHOCAN_ON 123 |
#define ISDN_PID_L3_B_USER 0x430000ff |
Definition at line 229 of file isdn_lib.c.
#define ISDN_PID_L4_B_USER 0x440000ff |
Definition at line 230 of file isdn_lib.c.
#define MAXPROCS 0x100 |
#define MISDN_DEBUG 0 |
Definition at line 210 of file isdn_lib.c.
#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 |
Definition at line 236 of file isdn_lib.c.
#define TONE_ALERT_SILENCE_CNT 200 |
Definition at line 237 of file isdn_lib.c.
#define TONE_BUSY_CNT 20 |
Definition at line 239 of file isdn_lib.c.
#define TONE_BUSY_SILENCE_CNT 48 |
Definition at line 240 of file isdn_lib.c.
enum global_states |
Definition at line 169 of file isdn_lib.c.
00169 { 00170 MISDN_INITIALIZING, 00171 MISDN_INITIALIZED 00172 } ;
static void bc_next_state_change | ( | struct misdn_bchannel * | bc, | |
enum bchannel_state | state | |||
) | [static] |
Definition at line 611 of file isdn_lib.c.
References bc_state2str(), cb_log, misdn_bchannel::next_bc_state, and misdn_bchannel::port.
Referenced by misdn_lib_bridge().
00612 { 00613 cb_log(5,bc->port,"BC_NEXT_STATE_CHANGE: from:%s to:%s\n", 00614 bc_state2str(bc->next_bc_state), 00615 bc_state2str(state) ); 00616 00617 bc->next_bc_state=state; 00618 }
char* bc_state2str | ( | enum bchannel_state | state | ) |
Definition at line 562 of file isdn_lib.c.
References BCHAN_ACTIVATED, BCHAN_ACTIVE, BCHAN_BRIDGE, BCHAN_BRIDGED, BCHAN_CLEAN, BCHAN_CLEAN_REQUEST, BCHAN_CLEANED, BCHAN_EMPTY, BCHAN_ERROR, BCHAN_RELEASE, BCHAN_RELEASED, BCHAN_SETUP, BCHAN_SETUPED, and s.
Referenced by bc_next_state_change(), bc_state_change(), cb_events(), handle_bchan(), handle_err(), misdn_lib_send_event(), misdn_lib_split_bridge(), misdn_lib_tx2misdn_frm(), print_bc_info(), and setup_bc().
00562 { 00563 int i; 00564 00565 struct bchan_state_s { 00566 char *n; 00567 enum bchannel_state s; 00568 } states[] = { 00569 {"BCHAN_CLEANED", BCHAN_CLEANED }, 00570 {"BCHAN_EMPTY", BCHAN_EMPTY}, 00571 {"BCHAN_SETUP", BCHAN_SETUP}, 00572 {"BCHAN_SETUPED", BCHAN_SETUPED}, 00573 {"BCHAN_ACTIVE", BCHAN_ACTIVE}, 00574 {"BCHAN_ACTIVATED", BCHAN_ACTIVATED}, 00575 {"BCHAN_BRIDGE", BCHAN_BRIDGE}, 00576 {"BCHAN_BRIDGED", BCHAN_BRIDGED}, 00577 {"BCHAN_RELEASE", BCHAN_RELEASE}, 00578 {"BCHAN_RELEASED", BCHAN_RELEASED}, 00579 {"BCHAN_CLEAN", BCHAN_CLEAN}, 00580 {"BCHAN_CLEAN_REQUEST", BCHAN_CLEAN_REQUEST}, 00581 {"BCHAN_ERROR", BCHAN_ERROR} 00582 }; 00583 00584 for (i=0; i< sizeof(states)/sizeof(struct bchan_state_s); i++) 00585 if ( states[i].s == state) 00586 return states[i].n; 00587 00588 return "UNKNOWN"; 00589 }
void bc_state_change | ( | struct misdn_bchannel * | bc, | |
enum bchannel_state | state | |||
) |
Definition at line 591 of file isdn_lib.c.
References misdn_bchannel::bc_state, bc_state2str(), BCHAN_ACTIVATED, BCHAN_BRIDGED, BCHAN_EMPTY, cb_log, misdn_bchannel::conf_id, misdn_bchannel::l3_id, misdn_join_conf(), misdn_bchannel::next_bc_state, and misdn_bchannel::port.
Referenced by clean_up_bc(), handle_bchan(), handle_frm(), init_bc(), manager_bchannel_deactivate(), misdn_join_conf(), misdn_lib_send_event(), and misdn_split_conf().
00592 { 00593 cb_log(5,bc->port,"BC_STATE_CHANGE: l3id:%x from:%s to:%s\n", 00594 bc->l3_id, 00595 bc_state2str(bc->bc_state), 00596 bc_state2str(state) ); 00597 00598 switch (state) { 00599 case BCHAN_ACTIVATED: 00600 if (bc->next_bc_state == BCHAN_BRIDGED) { 00601 misdn_join_conf(bc, bc->conf_id); 00602 bc->next_bc_state = BCHAN_EMPTY; 00603 return; 00604 } 00605 default: 00606 bc->bc_state=state; 00607 break; 00608 } 00609 }
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 275 of file isdn_lib.c.
References INFO_CAPABILITY_AUDIO_3_1K, INFO_CAPABILITY_DIGITAL_RESTRICTED, INFO_CAPABILITY_DIGITAL_UNRESTRICTED, and INFO_CAPABILITY_SPEECH.
00275 { 00276 static char *bearers[]={ 00277 "Speech", 00278 "Audio 3.1k", 00279 "Unres Digital", 00280 "Res Digital", 00281 "Unknown Bearer" 00282 }; 00283 00284 switch (cap) { 00285 case INFO_CAPABILITY_SPEECH: 00286 return bearers[0]; 00287 break; 00288 case INFO_CAPABILITY_AUDIO_3_1K: 00289 return bearers[1]; 00290 break; 00291 case INFO_CAPABILITY_DIGITAL_UNRESTRICTED: 00292 return bearers[2]; 00293 break; 00294 case INFO_CAPABILITY_DIGITAL_RESTRICTED: 00295 return bearers[3]; 00296 break; 00297 default: 00298 return bearers[4]; 00299 break; 00300 } 00301 }
static int clean_up_bc | ( | struct misdn_bchannel * | bc | ) | [static] |
Definition at line 718 of file isdn_lib.c.
References misdn_bchannel::b_stid, misdn_stack::bc, misdn_bchannel::bc_state, bc_state_change(), BCHAN_CLEANED, cb_log, get_stack_by_bc(), misdn_bchannel::layer_id, manager_bchannel_deactivate(), manager_ec_disable(), misdn_stack::midev, misdn_bchannel::pid, misdn_stack::port, and misdn_bchannel::port.
Referenced by clear_l3(), handle_bchan(), handle_cr(), handle_event_nt(), handle_frm(), manager_event_handler(), misdn_lib_release(), misdn_lib_send_event(), misdn_lib_send_restart(), and misdn_lib_setup_bc().
00719 { 00720 int ret=0; 00721 unsigned char buff[32]; 00722 struct misdn_stack * stack; 00723 00724 cb_log(3, bc?bc->port:0, "$$$ CLEANUP CALLED pid:%d\n", bc?bc->pid:-1); 00725 00726 if (!bc ) return -1; 00727 stack=get_stack_by_bc(bc); 00728 00729 if (!stack) return -1; 00730 00731 switch (bc->bc_state ) { 00732 case BCHAN_CLEANED: 00733 cb_log(5, stack->port, "$$$ Already cleaned up bc with stid :%x\n", bc->b_stid); 00734 return -1; 00735 00736 default: 00737 break; 00738 } 00739 00740 cb_log(2, stack->port, "$$$ Cleaning up bc with stid :%x pid:%d\n", bc->b_stid, bc->pid); 00741 00742 manager_ec_disable(bc); 00743 00744 manager_bchannel_deactivate(bc); 00745 00746 mISDN_write_frame(stack->midev, buff, bc->layer_id|FLG_MSG_TARGET|FLG_MSG_DOWN, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); 00747 00748 bc->b_stid = 0; 00749 bc_state_change(bc, BCHAN_CLEANED); 00750 00751 return ret; 00752 }
static void clear_l3 | ( | struct misdn_stack * | stack | ) | [static] |
Definition at line 756 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::bc, cb_event, clean_up_bc(), empty_bc(), empty_chan_in_stack(), EVENT_CLEANUP, global_state, and MISDN_INITIALIZED.
Referenced by handle_mgmt(), and misdn_lib_port_restart().
00757 { 00758 int i; 00759 00760 for (i=0; i<=stack->b_num; i++) { 00761 if (global_state == MISDN_INITIALIZED) { 00762 cb_event(EVENT_CLEANUP, &stack->bc[i], NULL); 00763 empty_chan_in_stack(stack,i+1); 00764 empty_bc(&stack->bc[i]); 00765 clean_up_bc(&stack->bc[i]); 00766 stack->bc[i].in_use = 0; 00767 } 00768 00769 } 00770 }
static msg_t* create_l2msg | ( | int | prim, | |
int | dinfo, | |||
int | size | |||
) | [static] |
Definition at line 334 of file isdn_lib.c.
Referenced by misdn_lib_get_l2_down(), and misdn_lib_get_l2_up().
00335 { 00336 int i = 0; 00337 msg_t *dmsg; 00338 00339 while(i < 10) 00340 { 00341 dmsg = prep_l3data_msg(prim, dinfo, size, 256, NULL); 00342 if (dmsg) 00343 return(dmsg); 00344 00345 if (!i) 00346 printf("cannot allocate memory, trying again...\n"); 00347 i++; 00348 usleep(300000); 00349 } 00350 printf("cannot allocate memory, system overloaded.\n"); 00351 exit(-1); 00352 }
msg_t* create_l3msg | ( | int | prim, | |
int | mt, | |||
int | dinfo, | |||
int | size, | |||
int | ntmode | |||
) |
Definition at line 356 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().
00357 { 00358 int i = 0; 00359 msg_t *dmsg; 00360 Q931_info_t *qi; 00361 iframe_t *frm; 00362 00363 if (!ntmode) 00364 size = sizeof(Q931_info_t)+2; 00365 00366 while(i < 10) { 00367 if (ntmode) { 00368 dmsg = prep_l3data_msg(prim, dinfo, size, 256, NULL); 00369 if (dmsg) { 00370 return(dmsg); 00371 } 00372 } else { 00373 dmsg = alloc_msg(size+256+mISDN_HEADER_LEN+DEFAULT_HEADROOM); 00374 if (dmsg) 00375 { 00376 memset(msg_put(dmsg,size+mISDN_HEADER_LEN), 0, size+mISDN_HEADER_LEN); 00377 frm = (iframe_t *)dmsg->data; 00378 frm->prim = prim; 00379 frm->dinfo = dinfo; 00380 qi = (Q931_info_t *)(dmsg->data + mISDN_HEADER_LEN); 00381 qi->type = mt; 00382 return(dmsg); 00383 } 00384 } 00385 00386 if (!i) printf("cannot allocate memory, trying again...\n"); 00387 i++; 00388 usleep(300000); 00389 } 00390 printf("cannot allocate memory, system overloaded.\n"); 00391 exit(-1); 00392 }
static int create_process | ( | int | midev, | |
struct misdn_bchannel * | bc | |||
) | [static] |
Definition at line 888 of file isdn_lib.c.
References misdn_stack::bc, cb_log, misdn_bchannel::channel, misdn_bchannel::channel_preselected, find_free_chan_in_stack(), get_stack_by_bc(), misdn_bchannel::l3_id, MAXPROCS, misdn_stack::nt, misdn_stack::port, and misdn_stack::procids.
Referenced by misdn_lib_send_event().
00889 { 00890 iframe_t ncr; 00891 int l3_id; 00892 int proc_id; 00893 struct misdn_stack *stack; 00894 00895 stack = get_stack_by_bc(bc); 00896 if (stack->nt) { 00897 if (find_free_chan_in_stack(stack, bc, bc->channel_preselected ? bc->channel : 0, 0) < 0) { 00898 return -1; 00899 } 00900 cb_log(4, stack->port, " --> found channel: %d\n", bc->channel); 00901 00902 for (proc_id = 0; proc_id < MAXPROCS; ++proc_id) { 00903 if (stack->procids[proc_id] == 0) { 00904 break; 00905 } 00906 } /* end for */ 00907 if (proc_id == MAXPROCS) { 00908 cb_log(0, stack->port, "Couldn't Create New ProcId.\n"); 00909 return -1; 00910 } 00911 00912 stack->procids[proc_id] = 1; 00913 00914 l3_id = 0xff00 | proc_id; 00915 bc->l3_id = l3_id; 00916 cb_log(3, stack->port, " --> new_l3id %x\n", l3_id); 00917 } else { 00918 if (stack->ptp || bc->te_choose_channel) { 00919 /* we know exactly which channels are in use */ 00920 if (find_free_chan_in_stack(stack, bc, bc->channel_preselected ? bc->channel : 0, bc->dec) < 0) { 00921 return -1; 00922 } 00923 cb_log(2, stack->port, " --> found channel: %d\n", bc->channel); 00924 } else { 00925 /* other phones could have made a call also on this port (ptmp) */ 00926 bc->channel = 0xff; 00927 } 00928 00929 /* if we are in te-mode, we need to create a process first */ 00930 if (++new_te_id > 0xffff) { 00931 new_te_id = 0x0001; 00932 } 00933 00934 l3_id = (entity << 16) | new_te_id; 00935 bc->l3_id = l3_id; 00936 cb_log(3, stack->port, "--> new_l3id %x\n", l3_id); 00937 00938 /* send message */ 00939 ncr.prim = CC_NEW_CR | REQUEST; 00940 ncr.addr = (stack->upper_id | FLG_MSG_DOWN); 00941 ncr.dinfo = l3_id; 00942 ncr.len = 0; 00943 mISDN_write(midev, &ncr, mISDN_HEADER_LEN + ncr.len, TIMEOUT_1SEC); 00944 } 00945 00946 return l3_id; 00947 }
static int do_tone | ( | struct misdn_bchannel * | bc, | |
int | len | |||
) | [static] |
Definition at line 2201 of file isdn_lib.c.
References cb_event, EVENT_TONE_GENERATE, misdn_bchannel::generate_tone, glob_mgr, misdn_tx_jitter(), misdn_bchannel::nojitter, misdn_bchannel::tone_cnt, and misdn_lib::user_data.
Referenced by handle_bchan().
02202 { 02203 bc->tone_cnt=len; 02204 02205 if (bc->generate_tone) { 02206 cb_event(EVENT_TONE_GENERATE, bc, glob_mgr->user_data); 02207 02208 if ( !bc->nojitter ) { 02209 misdn_tx_jitter(bc,len); 02210 } 02211 02212 return 1; 02213 } 02214 02215 return 0; 02216 }
static void dump_chan_list | ( | struct misdn_stack * | stack | ) | [static] |
Definition at line 449 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::bc, cb_log, misdn_stack::channels, misdn_bchannel::in_use, and misdn_stack::port.
Referenced by empty_chan_in_stack(), handle_cr(), misdn_dump_chanlist(), and set_chan_in_stack().
00450 { 00451 int i; 00452 00453 for (i=0; i <= stack->b_num; i++) { 00454 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); 00455 } 00456 }
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] |
Definition at line 621 of file isdn_lib.c.
References misdn_bchannel::active, AST_CAUSE_NORMAL_CLEARING, misdn_bchannel::bframe_len, misdn_bchannel::cad, misdn_bchannel::capability, misdn_bchannel::cause, misdn_bchannel::channel, misdn_bchannel::channel_found, misdn_bchannel::conf_id, misdn_bchannel::cpnnumplan, misdn_bchannel::crypt, misdn_bchannel::crypt_key, misdn_bchannel::curprx, misdn_bchannel::curptx, misdn_bchannel::cw, misdn_bchannel::dad, misdn_bchannel::dec, misdn_bchannel::display, misdn_bchannel::dnumplan, misdn_bchannel::dummy, misdn_bchannel::early_bconnect, misdn_bchannel::ec_deftaps, misdn_bchannel::ec_enable, EVENT_NOTHING, misdn_bchannel::evq, misdn_bchannel::fac_in, misdn_bchannel::fac_out, misdn_bchannel::generate_tone, misdn_bchannel::hdlc, INFO_CAPABILITY_SPEECH, INFO_CODEC_ALAW, misdn_bchannel::info_dad, misdn_bchannel::infos_pending, misdn_bchannel::last_used, misdn_bchannel::law, misdn_bchannel::mode, misdn_bchannel::need_more_infos, misdn_bchannel::nodsp, misdn_bchannel::nojitter, NUMPLAN_UNKNOWN, misdn_bchannel::oad, misdn_bchannel::onumplan, misdn_bchannel::orig, misdn_bchannel::orig_dad, misdn_bchannel::out_cause, misdn_bchannel::pres, misdn_bchannel::progress_coding, misdn_bchannel::progress_indicator, misdn_bchannel::progress_location, misdn_bchannel::rad, misdn_bchannel::rate, misdn_bchannel::restart_channel, misdn_bchannel::rnumplan, misdn_bchannel::rxgain, misdn_bchannel::send_dtmf, misdn_bchannel::sending_complete, misdn_bchannel::te_choose_channel, misdn_bchannel::time_usec, misdn_bchannel::tone_cnt, misdn_bchannel::txgain, misdn_bchannel::urate, misdn_bchannel::user1, misdn_bchannel::uu, and misdn_bchannel::uulen.
Referenced by clear_l3(), handle_cr(), handle_event_nt(), handle_frm(), init_bc(), manager_clean_bc(), misdn_lib_release(), misdn_lib_send_event(), and misdn_lib_send_restart().
00622 { 00623 bc->dummy=0; 00624 00625 bc->bframe_len=0; 00626 00627 bc->cw= 0; 00628 00629 bc->dec=0; 00630 bc->channel = 0; 00631 00632 bc->sending_complete = 0; 00633 00634 bc->restart_channel=0; 00635 00636 bc->conf_id = 0; 00637 00638 bc->need_more_infos = 0; 00639 00640 bc->send_dtmf=0; 00641 bc->nodsp=0; 00642 bc->nojitter=0; 00643 00644 bc->time_usec=0; 00645 00646 bc->rxgain=0; 00647 bc->txgain=0; 00648 00649 bc->crypt=0; 00650 bc->curptx=0; bc->curprx=0; 00651 00652 bc->crypt_key[0] = 0; 00653 00654 bc->generate_tone=0; 00655 bc->tone_cnt=0; 00656 00657 bc->dnumplan=NUMPLAN_UNKNOWN; 00658 bc->onumplan=NUMPLAN_UNKNOWN; 00659 bc->rnumplan=NUMPLAN_UNKNOWN; 00660 bc->cpnnumplan=NUMPLAN_UNKNOWN; 00661 00662 00663 bc->active = 0; 00664 00665 bc->early_bconnect = 1; 00666 00667 #ifdef MISDN_1_2 00668 *bc->pipeline = 0; 00669 #else 00670 bc->ec_enable = 0; 00671 bc->ec_deftaps = 128; 00672 #endif 00673 00674 bc->orig=0; 00675 00676 bc->cause = AST_CAUSE_NORMAL_CLEARING; 00677 bc->out_cause = AST_CAUSE_NORMAL_CLEARING; 00678 bc->pres = 0; /* allowed */ 00679 00680 bc->evq=EVENT_NOTHING; 00681 00682 bc->progress_coding=0; 00683 bc->progress_location=0; 00684 bc->progress_indicator=0; 00685 00686 /** Set Default Bearer Caps **/ 00687 bc->capability=INFO_CAPABILITY_SPEECH; 00688 bc->law=INFO_CODEC_ALAW; 00689 bc->mode=0; 00690 bc->rate=0x10; 00691 bc->user1=0; 00692 bc->urate=0; 00693 00694 bc->hdlc=0; 00695 00696 00697 bc->info_dad[0] = 0; 00698 bc->display[0] = 0; 00699 bc->infos_pending[0] = 0; 00700 bc->cad[0] = 0; 00701 bc->oad[0] = 0; 00702 bc->dad[0] = 0; 00703 bc->rad[0] = 0; 00704 bc->orig_dad[0] = 0; 00705 bc->uu[0]=0; 00706 bc->uulen=0; 00707 00708 bc->fac_in.Function = Fac_None; 00709 bc->fac_out.Function = Fac_None; 00710 00711 bc->te_choose_channel = 0; 00712 bc->channel_found= 0; 00713 00714 gettimeofday(&bc->last_used, NULL); 00715 }
static int empty_chan_in_stack | ( | struct misdn_stack * | stack, | |
int | channel | |||
) | [static] |
Definition at line 549 of file isdn_lib.c.
References cb_log, misdn_stack::channels, dump_chan_list(), MAX_BCHANS, and misdn_stack::port.
Referenced by clear_l3(), handle_cr(), handle_event_nt(), handle_frm(), manager_clean_bc(), misdn_lib_release(), and misdn_lib_send_event().
00550 { 00551 if (channel<=0 || channel>MAX_BCHANS) { 00552 cb_log(0,stack?stack->port:0, "empty_chan_in_stack: cannot empty channel %d\n",channel); 00553 return -1; 00554 } 00555 00556 cb_log (4, stack?stack->port:0, "empty_chan_in_stack: %d\n",channel); 00557 stack->channels[channel-1] = 0; 00558 dump_chan_list(stack); 00559 return 0; 00560 }
static const char* fac2str | ( | enum FacFunction | facility | ) | [static] |
Definition at line 3255 of file isdn_lib.c.
References ARRAY_LEN, and name.
Referenced by misdn_lib_log_ies().
03256 { 03257 static const struct { 03258 enum FacFunction facility; 03259 char *name; 03260 } arr[] = { 03261 /* *INDENT-OFF* */ 03262 { Fac_None, "Fac_None" }, 03263 { Fac_GetSupportedServices, "Fac_GetSupportedServices" }, 03264 { Fac_Listen, "Fac_Listen" }, 03265 { Fac_Suspend, "Fac_Suspend" }, 03266 { Fac_Resume, "Fac_Resume" }, 03267 { Fac_CFActivate, "Fac_CFActivate" }, 03268 { Fac_CFDeactivate, "Fac_CFDeactivate" }, 03269 { Fac_CFInterrogateParameters, "Fac_CFInterrogateParameters" }, 03270 { Fac_CFInterrogateNumbers, "Fac_CFInterrogateNumbers" }, 03271 { Fac_CD, "Fac_CD" }, 03272 { Fac_AOCDCurrency, "Fac_AOCDCurrency" }, 03273 { Fac_AOCDChargingUnit, "Fac_AOCDChargingUnit" }, 03274 /* *INDENT-ON* */ 03275 }; 03276 03277 unsigned index; 03278 03279 for (index = 0; index < ARRAY_LEN(arr); ++index) { 03280 if (arr[index].facility == facility) { 03281 return arr[index].name; 03282 } 03283 } /* end for */ 03284 03285 return "unknown"; 03286 } /* end fac2str() */
static msg_t* fetch_msg | ( | int | midev | ) | [static] |
Definition at line 2955 of file isdn_lib.c.
Referenced by misdn_lib_isdn_event_catcher().
02956 { 02957 msg_t *msg=alloc_msg(MAX_MSG_SIZE); 02958 int r; 02959 02960 if (!msg) { 02961 cb_log(0, 0, "fetch_msg: alloc msg failed !!"); 02962 return NULL; 02963 } 02964 02965 AGAIN: 02966 r=mISDN_read(midev,msg->data,MAX_MSG_SIZE, TIMEOUT_10SEC); 02967 msg->len=r; 02968 02969 if (r==0) { 02970 free_msg(msg); /* danger, cause usually freeing in main_loop */ 02971 cb_log(6,0,"Got empty Msg..\n"); 02972 return NULL; 02973 } 02974 02975 if (r<0) { 02976 if (errno == EAGAIN) { 02977 /*we wait for mISDN here*/ 02978 cb_log(4,0,"mISDN_read wants us to wait\n"); 02979 usleep(5000); 02980 goto AGAIN; 02981 } 02982 02983 cb_log(0,0,"mISDN_read returned :%d error:%s (%d)\n",r,strerror(errno),errno); 02984 } 02985 02986 #if 0 02987 if (!(frm->prim == (DL_DATA|INDICATION) )|| (frm->prim == (PH_DATA|INDICATION))) 02988 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 ); 02989 #endif 02990 return msg; 02991 }
static struct misdn_bchannel* find_bc_by_addr | ( | unsigned long | addr | ) | [static] |
Definition at line 1469 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_stack::b_num, misdn_stack::bc, glob_mgr, misdn_bchannel::layer_id, misdn_stack::next, and misdn_lib::stack_list.
Referenced by handle_bchan().
01470 { 01471 struct misdn_stack* stack; 01472 int i; 01473 01474 for (stack=glob_mgr->stack_list; 01475 stack; 01476 stack=stack->next) { 01477 for (i=0; i<=stack->b_num; i++) { 01478 if ( (stack->bc[i].addr&STACK_ID_MASK)==(addr&STACK_ID_MASK) || stack->bc[i].layer_id== addr ) { 01479 return &stack->bc[i]; 01480 } 01481 } 01482 } 01483 01484 return NULL; 01485 }
static struct misdn_bchannel* find_bc_by_channel | ( | int | port, | |
int | channel | |||
) | [static] |
Definition at line 1505 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::bc, misdn_bchannel::channel, and find_stack_by_port().
Referenced by handle_err().
01506 { 01507 struct misdn_stack* stack=find_stack_by_port(port); 01508 int i; 01509 01510 if (!stack) return NULL; 01511 01512 for (i=0; i<=stack->b_num; i++) { 01513 if ( stack->bc[i].channel== channel ) { 01514 return &stack->bc[i]; 01515 } 01516 } 01517 01518 return NULL; 01519 }
struct misdn_bchannel * find_bc_by_confid | ( | unsigned long | confid | ) |
Definition at line 1487 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::bc, misdn_bchannel::conf_id, glob_mgr, misdn_stack::next, and misdn_lib::stack_list.
Referenced by misdn_lib_send_event().
01488 { 01489 struct misdn_stack* stack; 01490 int i; 01491 01492 for (stack=glob_mgr->stack_list; 01493 stack; 01494 stack=stack->next) { 01495 for (i=0; i<=stack->b_num; i++) { 01496 if ( stack->bc[i].conf_id==confid ) { 01497 return &stack->bc[i]; 01498 } 01499 } 01500 } 01501 return NULL; 01502 }
struct misdn_bchannel * find_bc_by_l3id | ( | struct misdn_stack * | stack, | |
unsigned long | l3id | |||
) |
Definition at line 1450 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::bc, misdn_bchannel::l3_id, and stack_holder_find().
Referenced by handle_cr(), handle_event_nt(), handle_frm(), manager_event_handler(), and release_cr().
01451 { 01452 int i; 01453 for (i=0; i<=stack->b_num; i++) { 01454 if (stack->bc[i].l3_id == l3id) return &stack->bc[i] ; 01455 } 01456 return stack_holder_find(stack,l3id); 01457 }
static struct misdn_bchannel* find_bc_by_masked_l3id | ( | struct misdn_stack * | stack, | |
unsigned long | l3id, | |||
unsigned long | mask | |||
) | [static] |
Definition at line 1440 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::bc, misdn_bchannel::l3_id, and stack_holder_find().
Referenced by handle_event_nt().
01441 { 01442 int i; 01443 for (i=0; i<=stack->b_num; i++) { 01444 if ( (stack->bc[i].l3_id & mask) == (l3id & mask)) return &stack->bc[i] ; 01445 } 01446 return stack_holder_find(stack,l3id); 01447 }
static struct misdn_bchannel* find_bc_holded | ( | struct misdn_stack * | stack | ) | [static] |
Definition at line 1459 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::bc, and misdn_bchannel::holded.
Referenced by manager_find_bc_holded().
01460 { 01461 int i; 01462 for (i=0; i<=stack->b_num; i++) { 01463 if (stack->bc[i].holded ) return &stack->bc[i] ; 01464 } 01465 return NULL; 01466 }
static int find_free_chan_in_stack | ( | struct misdn_stack * | stack, | |
struct misdn_bchannel * | bc, | |||
int | channel, | |||
int | dec | |||
) | [static] |
Definition at line 490 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::bc, cb_log, misdn_bchannel::channel_found, misdn_stack::channels, MAX_BCHANS, misdn_stack::port, and misdn_stack::pri.
Referenced by create_process(), handle_event(), handle_event_nt(), and misdn_lib_send_event().
00491 { 00492 int i; 00493 int chan=0; 00494 int bnums = stack->pri ? stack->b_num : stack->b_num - 1; 00495 00496 if (bc->channel_found) 00497 return 0; 00498 00499 bc->channel_found=1; 00500 00501 cb_log(5,stack->port,"find_free_chan: req_chan:%d\n",channel); 00502 00503 if (channel < 0 || channel > MAX_BCHANS) { 00504 cb_log(0, stack->port, " !! out of bound call to find_free_chan_in_stack! (ch:%d)\n", channel); 00505 return 0; 00506 } 00507 00508 channel--; 00509 00510 if (dec) { 00511 for (i = bnums; i >=0; i--) { 00512 if (i != 15 && (channel < 0 || i == channel)) { /* skip E1 D channel ;) and work with chan preselection */ 00513 if (!stack->channels[i]) { 00514 cb_log (3, stack->port, " --> found chan%s: %d\n", channel>=0?" (preselected)":"", i+1); 00515 chan=i+1; 00516 break; 00517 } 00518 } 00519 } 00520 } else { 00521 for (i = 0; i <= bnums; i++) { 00522 if (i != 15 && (channel < 0 || i == channel)) { /* skip E1 D channel ;) and work with chan preselection */ 00523 if (!stack->channels[i]) { 00524 cb_log (3, stack->port, " --> found chan%s: %d\n", channel>=0?" (preselected)":"", i+1); 00525 chan=i+1; 00526 break; 00527 } 00528 } 00529 } 00530 } 00531 00532 if (!chan) { 00533 cb_log (1, stack->port, " !! NO FREE CHAN IN STACK\n"); 00534 dump_chan_list(stack); 00535 bc->out_cause = AST_CAUSE_NORMAL_CIRCUIT_CONGESTION; 00536 return -1; 00537 } 00538 00539 if (set_chan_in_stack(stack, chan)<0) { 00540 cb_log (0, stack->port, "Channel Already in use:%d\n", chan); 00541 bc->out_cause = AST_CAUSE_REQUESTED_CHAN_UNAVAIL; 00542 return -1; 00543 } 00544 00545 bc->channel=chan; 00546 return 0; 00547 }
static struct misdn_stack* find_stack_by_addr | ( | int | addr | ) | [static] |
Definition at line 1401 of file isdn_lib.c.
References glob_mgr, misdn_stack::next, misdn_lib::stack_list, and misdn_stack::upper_id.
Referenced by handle_frm(), handle_frm_nt(), handle_l1(), handle_l2(), and handle_mgmt().
01402 { 01403 struct misdn_stack *stack; 01404 01405 for (stack=glob_mgr->stack_list; 01406 stack; 01407 stack=stack->next) { 01408 if ( (stack->upper_id&STACK_ID_MASK) == (addr&STACK_ID_MASK)) return stack; 01409 01410 } 01411 01412 return NULL; 01413 }
static struct misdn_stack* find_stack_by_mgr | ( | manager_t * | mgr_nt | ) | [static] |
Definition at line 1428 of file isdn_lib.c.
References glob_mgr, misdn_stack::mgr, misdn_stack::next, and misdn_lib::stack_list.
Referenced by handle_event_nt().
01429 { 01430 struct misdn_stack *stack; 01431 01432 for (stack=glob_mgr->stack_list; 01433 stack; 01434 stack=stack->next) 01435 if ( &stack->mgr == mgr_nt) return stack; 01436 01437 return NULL; 01438 }
static struct misdn_stack* find_stack_by_port | ( | int | port | ) | [static] |
Definition at line 1416 of file isdn_lib.c.
References glob_mgr, misdn_stack::next, misdn_stack::port, and misdn_lib::stack_list.
Referenced by find_bc_by_channel(), handle_err(), manager_event_handler(), misdn_lib_get_port_info(), misdn_lib_port_restart(), misdn_lib_reinit_nt_stack(), and misdn_lib_send_restart().
01417 { 01418 struct misdn_stack *stack; 01419 01420 for (stack=glob_mgr->stack_list; 01421 stack; 01422 stack=stack->next) 01423 if (stack->port == port) return stack; 01424 01425 return NULL; 01426 }
static char* flip_buf_bits | ( | char * | buf, | |
int | len | |||
) | [static] |
Definition at line 319 of file isdn_lib.c.
References flip_table.
Referenced by handle_bchan(), misdn_lib_init(), misdn_lib_tx2misdn_frm(), and misdn_tx_jitter().
00320 { 00321 int i; 00322 char * start = buf; 00323 00324 for (i = 0 ; i < len; i++) { 00325 buf[i] = flip_table[(unsigned char)buf[i]]; 00326 } 00327 00328 return start; 00329 }
struct misdn_stack * get_misdn_stack | ( | void | ) |
Definition at line 4538 of file isdn_lib.c.
References glob_mgr, and misdn_lib::stack_list.
Referenced by get_show_stack_details(), get_stack_by_bc(), misdn_dump_chanlist(), 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_pri(), and misdn_lib_port_unblock().
04538 { 04539 return glob_mgr->stack_list; 04540 }
void get_show_stack_details | ( | int | port, | |
char * | buf | |||
) |
Definition at line 148 of file isdn_lib.c.
References get_misdn_stack(), misdn_stack::next, and misdn_stack::port.
Referenced by misdn_show_port(), and misdn_show_stacks().
00149 { 00150 struct misdn_stack *stack=get_misdn_stack(); 00151 00152 for ( ; stack; stack=stack->next) { 00153 if (stack->port == port) break; 00154 } 00155 00156 if (stack) { 00157 sprintf(buf, "* Port %d Type %s Prot. %s L2Link %s L1Link:%s Blocked:%d", 00158 stack->port, stack->nt ? "NT" : "TE", stack->ptp ? "PTP" : "PMP", 00159 stack->l2link ? "UP" : "DOWN", stack->l1link ? "UP" : "DOWN", 00160 stack->blocked); 00161 } else { 00162 buf[0]=0; 00163 } 00164 }
struct misdn_stack* get_stack_by_bc | ( | struct misdn_bchannel * | bc | ) |
Definition at line 132 of file isdn_lib.c.
References misdn_stack::bc, get_misdn_stack(), misdn_stack::next, misdn_bchannel::port, and misdn_stack::port.
Referenced by clean_up_bc(), create_process(), dec_ie_channel_id(), enc_ie_channel_id(), handle_bchan(), handle_event(), manager_bchannel_activate(), manager_bchannel_deactivate(), manager_clean_bc(), manager_ec_disable(), manager_ec_enable(), manager_find_bc_holded(), 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().
00133 { 00134 struct misdn_stack *stack = get_misdn_stack(); 00135 00136 if (!bc) 00137 return NULL; 00138 00139 for ( ; stack; stack = stack->next) { 00140 if (bc->port == stack->port) 00141 return stack; 00142 } 00143 00144 return NULL; 00145 }
static int handle_bchan | ( | msg_t * | msg | ) | [static] |
Definition at line 2305 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_bchannel::b_stid, misdn_stack::bc, misdn_bchannel::bc_state, bc_state2str(), bc_state_change(), BCHAN_ACTIVATED, BCHAN_CLEAN_REQUEST, BCHAN_SETUP, BCHAN_SETUPED, misdn_bchannel::bframe, misdn_bchannel::bframe_len, misdn_bchannel::capability, cb_event, cb_log, misdn_bchannel::channel, clean_up_bc(), misdn_bchannel::dad, misdn_bchannel::dnumplan, do_tone(), misdn_bchannel::dtmf, errno, EVENT_BCHAN_DATA, EVENT_DTMF_TONE, find_bc_by_addr(), flip_buf_bits(), get_stack_by_bc(), glob_mgr, misdn_bchannel::layer, misdn_stack::midev, misdn_cap_is_speech(), misdn_tx_jitter(), misdn_bchannel::nojitter, misdn_bchannel::oad, misdn_bchannel::onumplan, misdn_bchannel::pid, misdn_stack::port, misdn_bchannel::port, t, and misdn_lib::user_data.
Referenced by handle_err(), and manager_isdn_handler().
02306 { 02307 iframe_t *frm= (iframe_t*)msg->data; 02308 struct misdn_bchannel *bc=find_bc_by_addr(frm->addr); 02309 struct misdn_stack *stack; 02310 02311 if (!bc) { 02312 cb_log(1,0,"handle_bchan: BC not found for prim:%x with addr:%x dinfo:%x\n", frm->prim, frm->addr, frm->dinfo); 02313 return 0 ; 02314 } 02315 02316 stack = get_stack_by_bc(bc); 02317 02318 if (!stack) { 02319 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); 02320 return 0; 02321 } 02322 02323 switch (frm->prim) { 02324 02325 case MGR_SETSTACK| CONFIRM: 02326 cb_log(3, stack->port, "BCHAN: MGR_SETSTACK|CONFIRM pid:%d\n",bc->pid); 02327 break; 02328 02329 case MGR_SETSTACK| INDICATION: 02330 cb_log(3, stack->port, "BCHAN: MGR_SETSTACK|IND pid:%d\n",bc->pid); 02331 break; 02332 #if 0 02333 AGAIN: 02334 bc->addr = mISDN_get_layerid(stack->midev, bc->b_stid, bc->layer); 02335 if (!bc->addr) { 02336 02337 if (errno == EAGAIN) { 02338 usleep(1000); 02339 goto AGAIN; 02340 } 02341 02342 cb_log(0,stack->port,"$$$ Get Layer (%d) Id Error: %s\n",bc->layer,strerror(errno)); 02343 02344 /* we kill the channel later, when we received some 02345 data. */ 02346 bc->addr= frm->addr; 02347 } else if ( bc->addr < 0) { 02348 cb_log(0, stack->port,"$$$ bc->addr <0 Error:%s\n",strerror(errno)); 02349 bc->addr=0; 02350 } 02351 02352 cb_log(4, stack->port," --> Got Adr %x\n", bc->addr); 02353 02354 free_msg(msg); 02355 02356 02357 switch(bc->bc_state) { 02358 case BCHAN_SETUP: 02359 bc_state_change(bc,BCHAN_SETUPED); 02360 break; 02361 02362 case BCHAN_CLEAN_REQUEST: 02363 default: 02364 cb_log(0, stack->port," --> STATE WASN'T SETUP (but %s) in SETSTACK|IND pid:%d\n",bc_state2str(bc->bc_state), bc->pid); 02365 clean_up_bc(bc); 02366 } 02367 return 1; 02368 #endif 02369 02370 case MGR_DELLAYER| INDICATION: 02371 cb_log(3, stack->port, "BCHAN: MGR_DELLAYER|IND pid:%d\n",bc->pid); 02372 break; 02373 02374 case MGR_DELLAYER| CONFIRM: 02375 cb_log(3, stack->port, "BCHAN: MGR_DELLAYER|CNF pid:%d\n",bc->pid); 02376 02377 bc->pid=0; 02378 bc->addr=0; 02379 02380 free_msg(msg); 02381 return 1; 02382 02383 case PH_ACTIVATE | INDICATION: 02384 case DL_ESTABLISH | INDICATION: 02385 cb_log(3, stack->port, "BCHAN: ACT Ind pid:%d\n", bc->pid); 02386 02387 free_msg(msg); 02388 return 1; 02389 02390 case PH_ACTIVATE | CONFIRM: 02391 case DL_ESTABLISH | CONFIRM: 02392 02393 cb_log(3, stack->port, "BCHAN: bchan ACT Confirm pid:%d\n",bc->pid); 02394 free_msg(msg); 02395 02396 return 1; 02397 02398 case DL_ESTABLISH | REQUEST: 02399 { 02400 char buf[128]; 02401 mISDN_write_frame(stack->midev, buf, bc->addr | FLG_MSG_TARGET | FLG_MSG_DOWN, DL_ESTABLISH | CONFIRM, 0,0, NULL, TIMEOUT_1SEC); 02402 } 02403 free_msg(msg); 02404 return 1; 02405 02406 case DL_RELEASE|REQUEST: 02407 { 02408 char buf[128]; 02409 mISDN_write_frame(stack->midev, buf, bc->addr | FLG_MSG_TARGET | FLG_MSG_DOWN, DL_RELEASE| CONFIRM, 0,0, NULL, TIMEOUT_1SEC); 02410 } 02411 free_msg(msg); 02412 return 1; 02413 02414 case PH_DEACTIVATE | INDICATION: 02415 case DL_RELEASE | INDICATION: 02416 cb_log (3, stack->port, "BCHAN: DeACT Ind pid:%d\n",bc->pid); 02417 02418 free_msg(msg); 02419 return 1; 02420 02421 case PH_DEACTIVATE | CONFIRM: 02422 case DL_RELEASE | CONFIRM: 02423 cb_log(3, stack->port, "BCHAN: DeACT Conf pid:%d\n",bc->pid); 02424 02425 free_msg(msg); 02426 return 1; 02427 02428 case PH_CONTROL|INDICATION: 02429 { 02430 unsigned int *cont = (unsigned int *) &frm->data.p; 02431 02432 cb_log(4, stack->port, "PH_CONTROL: channel:%d oad%d:%s dad%d:%s \n", bc->channel, bc->onumplan,bc->oad, bc->dnumplan,bc->dad); 02433 02434 if ((*cont & ~DTMF_TONE_MASK) == DTMF_TONE_VAL) { 02435 int dtmf = *cont & DTMF_TONE_MASK; 02436 cb_log(4, stack->port, " --> DTMF TONE: %c\n",dtmf); 02437 bc->dtmf=dtmf; 02438 cb_event(EVENT_DTMF_TONE, bc, glob_mgr->user_data); 02439 02440 free_msg(msg); 02441 return 1; 02442 } 02443 if (*cont == BF_REJECT) { 02444 cb_log(4, stack->port, " --> BF REJECT\n"); 02445 free_msg(msg); 02446 return 1; 02447 } 02448 if (*cont == BF_ACCEPT) { 02449 cb_log(4, stack->port, " --> BF ACCEPT\n"); 02450 free_msg(msg); 02451 return 1; 02452 } 02453 } 02454 break; 02455 02456 case PH_DATA|REQUEST: 02457 case DL_DATA|REQUEST: 02458 cb_log(0, stack->port, "DL_DATA REQUEST \n"); 02459 do_tone(bc, 64); 02460 02461 free_msg(msg); 02462 return 1; 02463 02464 02465 case PH_DATA|INDICATION: 02466 case DL_DATA|INDICATION: 02467 { 02468 bc->bframe = (void*)&frm->data.i; 02469 bc->bframe_len = frm->len; 02470 02471 /** Anyway flip the bufbits **/ 02472 if ( misdn_cap_is_speech(bc->capability) ) 02473 flip_buf_bits(bc->bframe, bc->bframe_len); 02474 02475 02476 if (!bc->bframe_len) { 02477 cb_log(2, stack->port, "DL_DATA INDICATION bc->addr:%x frm->addr:%x\n", bc->addr, frm->addr); 02478 free_msg(msg); 02479 return 1; 02480 } 02481 02482 if ( (bc->addr&STACK_ID_MASK) != (frm->addr&STACK_ID_MASK) ) { 02483 cb_log(2, stack->port, "DL_DATA INDICATION bc->addr:%x frm->addr:%x\n", bc->addr, frm->addr); 02484 free_msg(msg); 02485 return 1; 02486 } 02487 02488 #if MISDN_DEBUG 02489 cb_log(0, stack->port, "DL_DATA INDICATION Len %d\n", frm->len); 02490 02491 #endif 02492 02493 if ( (bc->bc_state == BCHAN_ACTIVATED) && frm->len > 0) { 02494 int t; 02495 02496 #ifdef MISDN_B_DEBUG 02497 cb_log(0,bc->port,"do_tone START\n"); 02498 #endif 02499 t=do_tone(bc,frm->len); 02500 02501 #ifdef MISDN_B_DEBUG 02502 cb_log(0,bc->port,"do_tone STOP (%d)\n",t); 02503 #endif 02504 if ( !t ) { 02505 int i; 02506 02507 if ( misdn_cap_is_speech(bc->capability)) { 02508 if ( !bc->nojitter ) { 02509 #ifdef MISDN_B_DEBUG 02510 cb_log(0,bc->port,"tx_jitter START\n"); 02511 #endif 02512 misdn_tx_jitter(bc,frm->len); 02513 #ifdef MISDN_B_DEBUG 02514 cb_log(0,bc->port,"tx_jitter STOP\n"); 02515 #endif 02516 } 02517 } 02518 02519 #ifdef MISDN_B_DEBUG 02520 cb_log(0,bc->port,"EVENT_B_DATA START\n"); 02521 #endif 02522 02523 i = cb_event(EVENT_BCHAN_DATA, bc, glob_mgr->user_data); 02524 #ifdef MISDN_B_DEBUG 02525 cb_log(0,bc->port,"EVENT_B_DATA STOP\n"); 02526 #endif 02527 02528 if (i<0) { 02529 cb_log(10,stack->port,"cb_event returned <0\n"); 02530 /*clean_up_bc(bc);*/ 02531 } 02532 } 02533 } 02534 free_msg(msg); 02535 return 1; 02536 } 02537 02538 02539 case PH_CONTROL | CONFIRM: 02540 cb_log(4, stack->port, "PH_CONTROL|CNF bc->addr:%x\n", frm->addr); 02541 free_msg(msg); 02542 return 1; 02543 02544 case PH_DATA | CONFIRM: 02545 case DL_DATA|CONFIRM: 02546 #if MISDN_DEBUG 02547 02548 cb_log(0, stack->port, "Data confirmed\n"); 02549 02550 #endif 02551 free_msg(msg); 02552 return 1; 02553 case DL_DATA|RESPONSE: 02554 #if MISDN_DEBUG 02555 cb_log(0, stack->port, "Data response\n"); 02556 02557 #endif 02558 break; 02559 } 02560 02561 return 0; 02562 }
static int handle_cr | ( | struct misdn_stack * | stack, | |
iframe_t * | frm | |||
) | [static] |
Definition at line 1608 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, glob_mgr, misdn_bchannel::in_use, misdn_bchannel::l3_id, misdn_lib_get_free_bc(), misdn_make_dummy(), misdn_bchannel::need_disconnect, misdn_bchannel::need_release, misdn_bchannel::need_release_complete, misdn_stack::nt, misdn_stack::port, misdn_bchannel::stack_holder, stack_holder_remove(), and misdn_lib::user_data.
Referenced by handle_event_nt(), handle_frm(), and release_cr().
01609 { 01610 struct misdn_bchannel *bc; 01611 01612 if (!stack) return -1; 01613 01614 switch (frm->prim) { 01615 case CC_NEW_CR|INDICATION: 01616 cb_log(7, stack->port, " --> lib: NEW_CR Ind with l3id:%x on this port.\n",frm->dinfo); 01617 01618 bc = misdn_lib_get_free_bc(stack->port, 0, 1, 0); 01619 if (!bc) { 01620 cb_log(0, stack->port, " --> !! lib: No free channel!\n"); 01621 return -1; 01622 } 01623 01624 cb_log(7, stack->port, " --> new_process: New L3Id: %x\n",frm->dinfo); 01625 bc->l3_id=frm->dinfo; 01626 return 1; 01627 case CC_NEW_CR|CONFIRM: 01628 return 1; 01629 case CC_NEW_CR|REQUEST: 01630 return 1; 01631 case CC_RELEASE_CR|REQUEST: 01632 return 1; 01633 case CC_RELEASE_CR|CONFIRM: 01634 break; 01635 case CC_RELEASE_CR|INDICATION: 01636 cb_log(4, stack->port, " --> lib: RELEASE_CR Ind with l3id:%x\n",frm->dinfo); 01637 { 01638 struct misdn_bchannel *bc=find_bc_by_l3id(stack, frm->dinfo); 01639 struct misdn_bchannel dummybc; 01640 01641 if (!bc) { 01642 cb_log(4, stack->port, " --> Didn't find BC so temporarily creating dummy BC (l3id:%x) on this port.\n", frm->dinfo); 01643 misdn_make_dummy(&dummybc, stack->port, frm->dinfo, stack->nt, 0); 01644 01645 bc=&dummybc; 01646 } 01647 01648 if (bc) { 01649 int channel = bc->channel; 01650 cb_log(4, stack->port, " --> lib: CLEANING UP l3id: %x\n",frm->dinfo); 01651 01652 /*bc->pid = 0;*/ 01653 bc->need_disconnect=0; 01654 bc->need_release=0; 01655 bc->need_release_complete=0; 01656 01657 cb_event(EVENT_CLEANUP, bc, glob_mgr->user_data); 01658 01659 empty_bc(bc); 01660 clean_up_bc(bc); 01661 01662 if (channel>0) 01663 empty_chan_in_stack(stack,channel); 01664 bc->in_use=0; 01665 01666 dump_chan_list(stack); 01667 01668 if (bc->stack_holder) { 01669 cb_log(4,stack->port, "REMOVING Holder\n"); 01670 stack_holder_remove( stack, bc); 01671 free(bc); 01672 } 01673 } 01674 else { 01675 if (stack->nt) 01676 cb_log(4, stack->port, "BC with dinfo: %x not found.. (prim was %x and addr %x)\n",frm->dinfo, frm->prim, frm->addr); 01677 } 01678 01679 return 1; 01680 } 01681 break; 01682 } 01683 01684 return 0; 01685 }
static int handle_err | ( | msg_t * | msg | ) | [static] |
Definition at line 3559 of file isdn_lib.c.
References misdn_stack::bc, misdn_bchannel::bc_state, bc_state2str(), cb_log, misdn_bchannel::channel, find_bc_by_channel(), find_stack_by_port(), handle_bchan(), misdn_stack::l1link, misdn_stack::l2link, misdn_lib_get_l1_down(), misdn_lib_get_l2_down(), and misdn_bchannel::port.
Referenced by manager_isdn_handler().
03560 { 03561 iframe_t *frm = (iframe_t*) msg->data; 03562 03563 03564 if (!frm->addr) { 03565 static int cnt=0; 03566 if (!cnt) 03567 cb_log(0,0,"mISDN Msg without Address pr:%x dinfo:%x\n",frm->prim,frm->dinfo); 03568 cnt++; 03569 if (cnt>100) { 03570 cb_log(0,0,"mISDN Msg without Address pr:%x dinfo:%x (already more than 100 of them)\n",frm->prim,frm->dinfo); 03571 cnt=0; 03572 } 03573 03574 free_msg(msg); 03575 return 1; 03576 03577 } 03578 03579 switch (frm->prim) { 03580 case MGR_SETSTACK|INDICATION: 03581 return handle_bchan(msg); 03582 break; 03583 03584 case MGR_SETSTACK|CONFIRM: 03585 case MGR_CLEARSTACK|CONFIRM: 03586 free_msg(msg) ; 03587 return 1; 03588 break; 03589 03590 case DL_DATA|CONFIRM: 03591 cb_log(4,0,"DL_DATA|CONFIRM\n"); 03592 free_msg(msg); 03593 return 1; 03594 03595 case PH_CONTROL|CONFIRM: 03596 cb_log(4,0,"PH_CONTROL|CONFIRM\n"); 03597 free_msg(msg); 03598 return 1; 03599 03600 case DL_DATA|INDICATION: 03601 { 03602 int port=(frm->addr&MASTER_ID_MASK) >> 8; 03603 int channel=(frm->addr&CHILD_ID_MASK) >> 16; 03604 struct misdn_bchannel *bc; 03605 03606 /*we flush the read buffer here*/ 03607 03608 cb_log(9,0,"BCHAN DATA without BC: addr:%x port:%d channel:%d\n",frm->addr, port,channel); 03609 03610 free_msg(msg); 03611 return 1; 03612 03613 03614 bc = find_bc_by_channel(port, channel); 03615 03616 if (!bc) { 03617 struct misdn_stack *stack = find_stack_by_port(port); 03618 03619 if (!stack) { 03620 cb_log(0,0," --> stack not found\n"); 03621 free_msg(msg); 03622 return 1; 03623 } 03624 03625 cb_log(0,0," --> bc not found by channel\n"); 03626 if (stack->l2link) 03627 misdn_lib_get_l2_down(stack); 03628 03629 if (stack->l1link) 03630 misdn_lib_get_l1_down(stack); 03631 03632 free_msg(msg); 03633 return 1; 03634 } 03635 03636 cb_log(3,port," --> BC in state:%s\n", bc_state2str(bc->bc_state)); 03637 } 03638 } 03639 03640 return 0; 03641 }
static int handle_event | ( | struct misdn_bchannel * | bc, | |
enum event_e | event, | |||
iframe_t * | frm | |||
) | [static] |
Definition at line 1525 of file isdn_lib.c.
References misdn_stack::bc, cb_log, 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_stack::nt, misdn_stack::port, misdn_stack::pri, misdn_stack::ptp, and setup_bc().
Referenced by handle_frm().
01526 { 01527 struct misdn_stack *stack=get_stack_by_bc(bc); 01528 01529 if (!stack->nt) { 01530 01531 switch (event) { 01532 01533 case EVENT_CONNECT_ACKNOWLEDGE: 01534 setup_bc(bc); 01535 01536 if ( *bc->crypt_key ) { 01537 cb_log(4, stack->port, "ENABLING BLOWFISH channel:%d oad%d:%s dad%d:%s\n", bc->channel, bc->onumplan,bc->oad, bc->dnumplan,bc->dad); 01538 manager_ph_control_block(bc, BF_ENABLE_KEY, bc->crypt_key, strlen(bc->crypt_key) ); 01539 } 01540 01541 if (misdn_cap_is_speech(bc->capability)) { 01542 if ( !bc->nodsp) manager_ph_control(bc, DTMF_TONE_START, 0); 01543 manager_ec_enable(bc); 01544 01545 if ( bc->txgain != 0 ) { 01546 cb_log(4, stack->port, "--> Changing txgain to %d\n", bc->txgain); 01547 manager_ph_control(bc, VOL_CHANGE_TX, bc->txgain); 01548 } 01549 if ( bc->rxgain != 0 ) { 01550 cb_log(4, stack->port, "--> Changing rxgain to %d\n", bc->rxgain); 01551 manager_ph_control(bc, VOL_CHANGE_RX, bc->rxgain); 01552 } 01553 } 01554 01555 break; 01556 case EVENT_CONNECT: 01557 01558 if ( *bc->crypt_key ) { 01559 cb_log(4, stack->port, "ENABLING BLOWFISH channel:%d oad%d:%s dad%d:%s\n", bc->channel, bc->onumplan,bc->oad, bc->dnumplan,bc->dad); 01560 manager_ph_control_block(bc, BF_ENABLE_KEY, bc->crypt_key, strlen(bc->crypt_key) ); 01561 } 01562 case EVENT_ALERTING: 01563 case EVENT_PROGRESS: 01564 case EVENT_PROCEEDING: 01565 case EVENT_SETUP_ACKNOWLEDGE: 01566 case EVENT_SETUP: 01567 { 01568 if (bc->channel == 0xff || bc->channel<=0) 01569 bc->channel=0; 01570 01571 if (find_free_chan_in_stack(stack, bc, bc->channel, 0)<0){ 01572 if (!stack->pri && !stack->ptp) { 01573 bc->cw=1; 01574 break; 01575 } 01576 01577 if (!bc->channel) 01578 cb_log(0, stack->port, "Any Channel Requested, but we have no more!!\n"); 01579 else 01580 cb_log(0, stack->port, "Requested Channel Already in Use releasing this call with cause 34!!!!\n"); 01581 01582 /* when the channel is already in use, we can't 01583 * simply clear it, we need to make sure that 01584 * it will still be marked as in_use in the 01585 * available channels list.*/ 01586 bc->channel=0; 01587 01588 misdn_lib_send_event(bc,EVENT_RELEASE_COMPLETE); 01589 return -1; 01590 } 01591 } 01592 01593 setup_bc(bc); 01594 break; 01595 01596 case EVENT_RELEASE_COMPLETE: 01597 case EVENT_RELEASE: 01598 break; 01599 default: 01600 break; 01601 } 01602 } else { /** NT MODE **/ 01603 01604 } 01605 return 0; 01606 }
int handle_event_nt | ( | void * | dat, | |
void * | arg | |||
) | [static] |
Definition at line 1820 of file isdn_lib.c.
References 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, glob_mgr, handle_cr(), misdn_bchannel::holded, misdn_bchannel::in_use, isdn_get_info(), isdn_msg_get_event(), isdn_msg_parse_event(), misdn_stack::l1link, misdn_stack::l2link, misdn_stack::l2upcnt, misdn_bchannel::l3_id, misdn_lib_get_free_bc(), misdn_lib_get_l2_up(), misdn_lib_reinit_nt_stack(), misdn_lib_send_event(), misdn_lib_send_restart(), misdn_make_dummy(), mISDNUSER_HEAD_SIZE, msgs_g, misdn_stack::nst, misdn_stack::nt, misdn_bchannel::port, misdn_stack::port, misdn_stack::procids, 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().
01821 { 01822 manager_t *mgr = (manager_t *)dat; 01823 msg_t *msg = (msg_t *)arg; 01824 mISDNuser_head_t *hh; 01825 int reject=0; 01826 01827 struct misdn_stack *stack=find_stack_by_mgr(mgr); 01828 int port; 01829 01830 if (!msg || !mgr) 01831 return(-EINVAL); 01832 01833 hh=(mISDNuser_head_t*)msg->data; 01834 port=stack->port; 01835 01836 cb_log(5, stack->port, " --> lib: prim %x dinfo %x\n",hh->prim, hh->dinfo); 01837 { 01838 switch(hh->prim){ 01839 case CC_RETRIEVE|INDICATION: 01840 { 01841 struct misdn_bchannel *bc; 01842 struct misdn_bchannel *hold_bc; 01843 01844 iframe_t frm; /* fake te frm to add callref to global callreflist */ 01845 frm.dinfo = hh->dinfo; 01846 01847 frm.addr=stack->upper_id | FLG_MSG_DOWN; 01848 01849 frm.prim = CC_NEW_CR|INDICATION; 01850 01851 if (handle_cr( stack, &frm)< 0) { 01852 msg_t *dmsg; 01853 cb_log(4, stack->port, "Patch from MEIDANIS:Sending RELEASE_COMPLETE %x (No free Chan for you..)\n", hh->dinfo); 01854 dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST,MT_RELEASE_COMPLETE, hh->dinfo,sizeof(RELEASE_COMPLETE_t), 1); 01855 stack->nst.manager_l3(&stack->nst, dmsg); 01856 free_msg(msg); 01857 return 0; 01858 } 01859 01860 bc = find_bc_by_l3id(stack, hh->dinfo); 01861 hold_bc = stack_holder_find(stack, bc->l3_id); 01862 cb_log(4, stack->port, "bc_l3id:%x holded_bc_l3id:%x\n",bc->l3_id, hold_bc->l3_id); 01863 01864 if (hold_bc) { 01865 cb_log(4, stack->port, "REMOVING Holder\n"); 01866 01867 /*swap the backup to our new channel back*/ 01868 stack_holder_remove(stack, hold_bc); 01869 memcpy(bc, hold_bc, sizeof(struct misdn_bchannel)); 01870 free(hold_bc); 01871 01872 bc->holded=0; 01873 bc->b_stid=0; 01874 } 01875 01876 } 01877 01878 break; 01879 01880 case CC_SETUP|CONFIRM: 01881 { 01882 struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo); 01883 int l3id = *((int *)(((u_char *)msg->data)+ mISDNUSER_HEAD_SIZE)); 01884 cb_log(4, stack->port, " --> lib: Event_ind:SETUP CONFIRM [NT] : new L3ID is %x\n",l3id ); 01885 01886 if (!bc) { cb_log(4, stack->port, "Bc Not found (after SETUP CONFIRM)\n"); return 0; } 01887 cb_log (2,bc->port,"I IND :CC_SETUP|CONFIRM: old l3id:%x new l3id:%x\n", bc->l3_id, l3id); 01888 bc->l3_id=l3id; 01889 cb_event(EVENT_NEW_L3ID, bc, glob_mgr->user_data); 01890 } 01891 free_msg(msg); 01892 return 0; 01893 01894 case CC_SETUP|INDICATION: 01895 { 01896 struct misdn_bchannel* bc=misdn_lib_get_free_bc(stack->port, 0, 1, 0); 01897 if (!bc) 01898 ERR_NO_CHANNEL: 01899 { 01900 msg_t *dmsg; 01901 cb_log(4, stack->port, "Patch from MEIDANIS:Sending RELEASE_COMPLETE %x (No free Chan for you..)\n", hh->dinfo); 01902 dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST,MT_RELEASE_COMPLETE, hh->dinfo,sizeof(RELEASE_COMPLETE_t), 1); 01903 stack->nst.manager_l3(&stack->nst, dmsg); 01904 free_msg(msg); 01905 return 0; 01906 } 01907 01908 cb_log(4, stack->port, " --> new_process: New L3Id: %x\n",hh->dinfo); 01909 bc->l3_id=hh->dinfo; 01910 } 01911 break; 01912 01913 case CC_CONNECT_ACKNOWLEDGE|INDICATION: 01914 break; 01915 01916 case CC_ALERTING|INDICATION: 01917 case CC_PROCEEDING|INDICATION: 01918 case CC_SETUP_ACKNOWLEDGE|INDICATION: 01919 if(!stack->ptp) break; 01920 case CC_CONNECT|INDICATION: 01921 break; 01922 case CC_DISCONNECT|INDICATION: 01923 { 01924 struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo); 01925 if (!bc) { 01926 bc=find_bc_by_masked_l3id(stack, hh->dinfo, 0xffff0000); 01927 if (bc) { 01928 int myprocid=bc->l3_id&0x0000ffff; 01929 hh->dinfo=(hh->dinfo&0xffff0000)|myprocid; 01930 cb_log(3,stack->port,"Reject dinfo: %x cause:%d\n",hh->dinfo,bc->cause); 01931 reject=1; 01932 } 01933 } 01934 } 01935 break; 01936 01937 case CC_FACILITY|INDICATION: 01938 { 01939 struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo); 01940 if (!bc) { 01941 bc=find_bc_by_masked_l3id(stack, hh->dinfo, 0xffff0000); 01942 if (bc) { 01943 int myprocid=bc->l3_id&0x0000ffff; 01944 hh->dinfo=(hh->dinfo&0xffff0000)|myprocid; 01945 cb_log(4,bc->port,"Repaired reject Bug, new dinfo: %x\n",hh->dinfo); 01946 } 01947 } 01948 } 01949 break; 01950 01951 case CC_RELEASE_COMPLETE|INDICATION: 01952 break; 01953 01954 case CC_SUSPEND|INDICATION: 01955 { 01956 msg_t *dmsg; 01957 cb_log(4, stack->port, " --> Got Suspend, sending Reject for now\n"); 01958 dmsg = create_l3msg(CC_SUSPEND_REJECT | REQUEST,MT_SUSPEND_REJECT, hh->dinfo,sizeof(RELEASE_COMPLETE_t), 1); 01959 stack->nst.manager_l3(&stack->nst, dmsg); 01960 free_msg(msg); 01961 return 0; 01962 } 01963 break; 01964 case CC_RESUME|INDICATION: 01965 break; 01966 01967 case CC_RELEASE|CONFIRM: 01968 { 01969 struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo); 01970 01971 if (bc) { 01972 cb_log(1, stack->port, "CC_RELEASE|CONFIRM (l3id:%x), sending RELEASE_COMPLETE\n", hh->dinfo); 01973 misdn_lib_send_event(bc, EVENT_RELEASE_COMPLETE); 01974 } 01975 } 01976 break; 01977 01978 case CC_RELEASE|INDICATION: 01979 break; 01980 01981 case CC_RELEASE_CR|INDICATION: 01982 release_cr(stack, hh); 01983 free_msg(msg); 01984 return 0 ; 01985 break; 01986 01987 case CC_NEW_CR|INDICATION: 01988 /* Got New CR for bchan, for now I handle this one in */ 01989 /* connect_ack, Need to be changed */ 01990 { 01991 struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo); 01992 int l3id = *((int *)(((u_char *)msg->data)+ mISDNUSER_HEAD_SIZE)); 01993 if (!bc) { cb_log(0, stack->port, " --> In NEW_CR: didn't found bc ??\n"); return -1;}; 01994 if (((l3id&0xff00)!=0xff00) && ((bc->l3_id&0xff00)==0xff00)) { 01995 cb_log(4, stack->port, " --> Removing Process Id:%x on this port.\n", 0xff&bc->l3_id); 01996 stack->procids[bc->l3_id&0xff] = 0 ; 01997 } 01998 cb_log(4, stack->port, "lib: Event_ind:CC_NEW_CR : very new L3ID is %x\n",l3id ); 01999 02000 bc->l3_id =l3id; 02001 cb_event(EVENT_NEW_L3ID, bc, glob_mgr->user_data); 02002 02003 free_msg(msg); 02004 return 0; 02005 } 02006 02007 case DL_ESTABLISH | INDICATION: 02008 case DL_ESTABLISH | CONFIRM: 02009 { 02010 cb_log(3, stack->port, "%% GOT L2 Activate Info.\n"); 02011 02012 if (stack->ptp && stack->l2link) { 02013 cb_log(0, stack->port, "%% GOT L2 Activate Info. but we're activated already.. this l2 is faulty, blocking port\n"); 02014 cb_event(EVENT_PORT_ALARM, &stack->bc[0], glob_mgr->user_data); 02015 } 02016 02017 if (stack->ptp && !stack->restart_sent) { 02018 /* make sure we restart the interface of the 02019 * other side */ 02020 stack->restart_sent=1; 02021 misdn_lib_send_restart(stack->port, -1); 02022 02023 } 02024 02025 /* when we get the L2 UP, the L1 is UP definitely too*/ 02026 stack->l1link = 1; 02027 stack->l2link = 1; 02028 stack->l2upcnt=0; 02029 02030 free_msg(msg); 02031 return 0; 02032 } 02033 break; 02034 02035 02036 case DL_RELEASE | INDICATION: 02037 case DL_RELEASE | CONFIRM: 02038 { 02039 if (stack->ptp) { 02040 cb_log(3 , stack->port, "%% GOT L2 DeActivate Info.\n"); 02041 02042 if (stack->l2upcnt>3) { 02043 cb_log(0 , stack->port, "!!! Could not Get the L2 up after 3 Attempts!!!\n"); 02044 } else { 02045 #if 0 02046 if (stack->nt) misdn_lib_reinit_nt_stack(stack->port); 02047 #endif 02048 if (stack->l1link) { 02049 misdn_lib_get_l2_up(stack); 02050 stack->l2upcnt++; 02051 } 02052 } 02053 02054 } else 02055 cb_log(3, stack->port, "%% GOT L2 DeActivate Info.\n"); 02056 02057 stack->l2link = 0; 02058 free_msg(msg); 02059 return 0; 02060 } 02061 break; 02062 } 02063 } 02064 02065 { 02066 /* Parse Events and fire_up to App. */ 02067 struct misdn_bchannel *bc; 02068 struct misdn_bchannel dummybc; 02069 02070 enum event_e event = isdn_msg_get_event(msgs_g, msg, 1); 02071 02072 bc=find_bc_by_l3id(stack, hh->dinfo); 02073 02074 if (!bc) { 02075 cb_log(4, stack->port, " --> Didn't find BC so temporarily creating dummy BC (l3id:%x).\n", hh->dinfo); 02076 misdn_make_dummy(&dummybc, stack->port, hh->dinfo, stack->nt, 0); 02077 bc=&dummybc; 02078 } 02079 if (bc ) { 02080 isdn_msg_parse_event(msgs_g,msg,bc, 1); 02081 02082 switch (event) { 02083 case EVENT_SETUP: 02084 if (bc->channel<=0 || bc->channel==0xff) 02085 bc->channel=0; 02086 02087 if (find_free_chan_in_stack(stack,bc, bc->channel,0)<0) 02088 goto ERR_NO_CHANNEL; 02089 break; 02090 case EVENT_RELEASE: 02091 case EVENT_RELEASE_COMPLETE: 02092 { 02093 int channel=bc->channel; 02094 int tmpcause=bc->cause; 02095 empty_bc(bc); 02096 bc->cause=tmpcause; 02097 clean_up_bc(bc); 02098 02099 if (channel>0) 02100 empty_chan_in_stack(stack,channel); 02101 bc->in_use=0; 02102 } 02103 break; 02104 02105 default: 02106 break; 02107 } 02108 02109 if(!isdn_get_info(msgs_g,event,1)) { 02110 cb_log(4, stack->port, "Unknown Event Ind: prim %x dinfo %x\n",hh->prim, hh->dinfo); 02111 } else { 02112 if (reject) { 02113 switch(bc->cause){ 02114 case AST_CAUSE_USER_BUSY: 02115 cb_log(1, stack->port, "Siemens Busy reject..\n"); 02116 02117 break; 02118 default: 02119 break; 02120 } 02121 } 02122 cb_event(event, bc, glob_mgr->user_data); 02123 } 02124 } else { 02125 cb_log(4, stack->port, "No BC found with l3id: prim %x dinfo %x\n",hh->prim, hh->dinfo); 02126 } 02127 02128 free_msg(msg); 02129 } 02130 02131 02132 return 0; 02133 }
static int handle_frm | ( | msg_t * | msg | ) | [static] |
Definition at line 2601 of file isdn_lib.c.
References AST_CAUSE_NORMAL_CLEARING, AST_CAUSE_REQUESTED_CHAN_UNAVAIL, bc_state_change(), BCHAN_CLEANED, misdn_bchannel::cause, cb_event, cb_log, misdn_bchannel::channel, clean_up_bc(), empty_bc(), empty_chan_in_stack(), EVENT_RELEASE_COMPLETE, EVENT_RESTART, EVENT_SETUP, find_bc_by_l3id(), find_stack_by_addr(), glob_mgr, handle_cr(), handle_event(), misdn_bchannel::in_use, isdn_get_info(), isdn_msg_get_event(), isdn_msg_parse_event(), misdn_lib_send_event(), misdn_lib_send_restart(), misdn_make_dummy(), msgs_g, misdn_bchannel::out_cause, misdn_bchannel::port, RESPONSE_IGNORE_SETUP, RESPONSE_IGNORE_SETUP_WITHOUT_CLOSE, RESPONSE_OK, RESPONSE_RELEASE_SETUP, misdn_bchannel::restart_channel, set_chan_in_stack(), and misdn_lib::user_data.
Referenced by manager_event_handler(), and manager_isdn_handler().
02602 { 02603 iframe_t *frm = (iframe_t*) msg->data; 02604 02605 struct misdn_stack *stack=find_stack_by_addr(frm->addr); 02606 02607 if (!stack || stack->nt) { 02608 return 0; 02609 } 02610 02611 cb_log(4,stack?stack->port:0,"handle_frm: frm->addr:%x frm->prim:%x\n",frm->addr,frm->prim); 02612 02613 { 02614 struct misdn_bchannel dummybc; 02615 struct misdn_bchannel *bc; 02616 int ret=handle_cr(stack, frm); 02617 02618 if (ret<0) { 02619 cb_log(3,stack?stack->port:0,"handle_frm: handle_cr <0 prim:%x addr:%x\n", frm->prim, frm->addr); 02620 02621 02622 } 02623 02624 if(ret) { 02625 free_msg(msg); 02626 return 1; 02627 } 02628 02629 bc=find_bc_by_l3id(stack, frm->dinfo); 02630 02631 if (!bc && (frm->prim==(CC_RESTART|CONFIRM)) ) { 02632 misdn_make_dummy(&dummybc, stack->port, MISDN_ID_GLOBAL, stack->nt, 0); 02633 bc=&dummybc; 02634 } 02635 02636 if (!bc && (frm->prim==(CC_SETUP|INDICATION)) ) { 02637 misdn_make_dummy(&dummybc, stack->port, MISDN_ID_GLOBAL, stack->nt, 0); 02638 dummybc.port=stack->port; 02639 dummybc.l3_id=frm->dinfo; 02640 bc=&dummybc; 02641 02642 misdn_lib_send_event(bc,EVENT_RELEASE_COMPLETE); 02643 02644 free_msg(msg); 02645 return 1; 02646 } 02647 02648 02649 handle_frm_bc: 02650 if (bc ) { 02651 enum event_e event = isdn_msg_get_event(msgs_g, msg, 0); 02652 enum event_response_e response=RESPONSE_OK; 02653 int ret; 02654 02655 isdn_msg_parse_event(msgs_g,msg,bc, 0); 02656 02657 /** Preprocess some Events **/ 02658 ret = handle_event(bc, event, frm); 02659 if (ret<0) { 02660 cb_log(0,stack->port,"couldn't handle event\n"); 02661 free_msg(msg); 02662 return 1; 02663 } 02664 /* shoot up event to App: */ 02665 cb_log(5, stack->port, "lib Got Prim: Addr %x prim %x dinfo %x\n",frm->addr, frm->prim, frm->dinfo); 02666 02667 if(!isdn_get_info(msgs_g,event,0)) 02668 cb_log(0, stack->port, "Unknown Event Ind: Addr:%x prim %x dinfo %x\n",frm->addr, frm->prim, frm->dinfo); 02669 else 02670 response=cb_event(event, bc, glob_mgr->user_data); 02671 #if 1 02672 if (event == EVENT_SETUP) { 02673 switch (response) { 02674 case RESPONSE_IGNORE_SETUP_WITHOUT_CLOSE: 02675 02676 cb_log(0, stack->port, "TOTALLY IGNORING SETUP\n"); 02677 02678 break; 02679 case RESPONSE_IGNORE_SETUP: 02680 /* I think we should send CC_RELEASE_CR, but am not sure*/ 02681 bc->out_cause = AST_CAUSE_NORMAL_CLEARING; 02682 02683 case RESPONSE_RELEASE_SETUP: 02684 misdn_lib_send_event(bc,EVENT_RELEASE_COMPLETE); 02685 if (bc->channel>0) 02686 empty_chan_in_stack(stack, bc->channel); 02687 empty_bc(bc); 02688 bc_state_change(bc,BCHAN_CLEANED); 02689 bc->in_use=0; 02690 02691 cb_log(0, stack->port, "GOT IGNORE SETUP\n"); 02692 break; 02693 case RESPONSE_OK: 02694 cb_log(4, stack->port, "GOT SETUP OK\n"); 02695 02696 02697 break; 02698 default: 02699 break; 02700 } 02701 } 02702 02703 if (event == EVENT_RELEASE_COMPLETE) { 02704 /* release bchannel only after we've announced the RELEASE_COMPLETE */ 02705 int channel=bc->channel; 02706 int tmpcause=bc->cause; 02707 int tmp_out_cause=bc->out_cause; 02708 empty_bc(bc); 02709 bc->cause=tmpcause; 02710 bc->out_cause=tmp_out_cause; 02711 clean_up_bc(bc); 02712 02713 if (tmpcause == AST_CAUSE_REQUESTED_CHAN_UNAVAIL) { 02714 cb_log(0,stack->port,"**** Received CAUSE:%d, so not cleaning up channel %d\n", AST_CAUSE_REQUESTED_CHAN_UNAVAIL, channel); 02715 cb_log(0,stack->port,"**** This channel is now no longer available,\nplease try to restart it with 'misdn send restart <port> <channel>'\n"); 02716 set_chan_in_stack(stack, channel); 02717 bc->channel=channel; 02718 misdn_lib_send_restart(stack->port, channel); 02719 } else { 02720 if (channel>0) 02721 empty_chan_in_stack(stack, channel); 02722 } 02723 bc->in_use=0; 02724 } 02725 02726 if (event == EVENT_RESTART) { 02727 cb_log(0, stack->port, "**** Received RESTART_ACK channel:%d\n", bc->restart_channel); 02728 empty_chan_in_stack(stack, bc->restart_channel); 02729 } 02730 02731 cb_log(5, stack->port, "Freeing Msg on prim:%x \n",frm->prim); 02732 02733 02734 free_msg(msg); 02735 return 1; 02736 #endif 02737 02738 } else { 02739 struct misdn_bchannel dummybc; 02740 cb_log(0, stack->port, " --> Didn't find BC so temporarily creating dummy BC (l3id:%x) on this port.\n", frm->dinfo); 02741 memset (&dummybc,0,sizeof(dummybc)); 02742 dummybc.port=stack->port; 02743 dummybc.l3_id=frm->dinfo; 02744 bc=&dummybc; 02745 goto handle_frm_bc; 02746 } 02747 } 02748 02749 cb_log(4, stack->port, "TE_FRM_HANDLER: Returning 0 on prim:%x \n",frm->prim); 02750 return 0; 02751 }
static int handle_frm_nt | ( | msg_t * | msg | ) | [static] |
Definition at line 2566 of file isdn_lib.c.
References cb_log, find_stack_by_addr(), and nt_err_cnt.
Referenced by manager_event_handler(), and manager_isdn_handler().
02567 { 02568 iframe_t *frm= (iframe_t*)msg->data; 02569 struct misdn_stack *stack; 02570 int err=0; 02571 02572 stack=find_stack_by_addr( frm->addr ); 02573 02574 02575 02576 if (!stack || !stack->nt) { 02577 return 0; 02578 } 02579 02580 02581 if ((err=stack->nst.l1_l2(&stack->nst,msg))) { 02582 02583 if (nt_err_cnt > 0 ) { 02584 if (nt_err_cnt < 100) { 02585 nt_err_cnt++; 02586 cb_log(0, stack->port, "NT Stack sends us error: %d \n", err); 02587 } else if (nt_err_cnt < 105){ 02588 cb_log(0, stack->port, "NT Stack sends us error: %d over 100 times, so I'll stop this message\n", err); 02589 nt_err_cnt = - 1; 02590 } 02591 } 02592 free_msg(msg); 02593 return 1; 02594 02595 } 02596 02597 return 1; 02598 }
static int handle_l1 | ( | msg_t * | msg | ) | [static] |
Definition at line 2754 of file isdn_lib.c.
References cb_event, cb_log, EVENT_CLEANUP, EVENT_NOTHING, find_stack_by_addr(), glob_mgr, global_state, isdn_get_info(), MISDN_INITIALIZED, misdn_lib_get_l2_up(), misdn_lib_send_event(), msgs_g, and misdn_lib::user_data.
Referenced by manager_isdn_handler().
02755 { 02756 iframe_t *frm = (iframe_t*) msg->data; 02757 struct misdn_stack *stack = find_stack_by_addr(frm->addr); 02758 int i ; 02759 02760 if (!stack) return 0 ; 02761 02762 switch (frm->prim) { 02763 case PH_ACTIVATE | CONFIRM: 02764 case PH_ACTIVATE | INDICATION: 02765 cb_log (3, stack->port, "L1: PH L1Link Up!\n"); 02766 stack->l1link=1; 02767 02768 if (stack->nt) { 02769 02770 if (stack->nst.l1_l2(&stack->nst, msg)) 02771 free_msg(msg); 02772 02773 if (stack->ptp) 02774 misdn_lib_get_l2_up(stack); 02775 } else { 02776 free_msg(msg); 02777 } 02778 02779 for (i=0;i<=stack->b_num; i++) { 02780 if (stack->bc[i].evq != EVENT_NOTHING) { 02781 cb_log(4, stack->port, "Firing Queued Event %s because L1 got up\n", isdn_get_info(msgs_g, stack->bc[i].evq, 0)); 02782 misdn_lib_send_event(&stack->bc[i],stack->bc[i].evq); 02783 stack->bc[i].evq=EVENT_NOTHING; 02784 } 02785 02786 } 02787 return 1; 02788 02789 case PH_ACTIVATE | REQUEST: 02790 free_msg(msg); 02791 cb_log(3,stack->port,"L1: PH_ACTIVATE|REQUEST \n"); 02792 return 1; 02793 02794 case PH_DEACTIVATE | REQUEST: 02795 free_msg(msg); 02796 cb_log(3,stack->port,"L1: PH_DEACTIVATE|REQUEST \n"); 02797 return 1; 02798 02799 case PH_DEACTIVATE | CONFIRM: 02800 case PH_DEACTIVATE | INDICATION: 02801 cb_log (3, stack->port, "L1: PH L1Link Down! \n"); 02802 02803 #if 0 02804 for (i=0; i<=stack->b_num; i++) { 02805 if (global_state == MISDN_INITIALIZED) { 02806 cb_event(EVENT_CLEANUP, &stack->bc[i], glob_mgr->user_data); 02807 } 02808 } 02809 #endif 02810 02811 if (stack->nt) { 02812 if (stack->nst.l1_l2(&stack->nst, msg)) 02813 free_msg(msg); 02814 } else { 02815 free_msg(msg); 02816 } 02817 02818 stack->l1link=0; 02819 stack->l2link=0; 02820 return 1; 02821 } 02822 02823 return 0; 02824 }
static int handle_l2 | ( | msg_t * | msg | ) | [static] |
Definition at line 2826 of file isdn_lib.c.
References cb_event, cb_log, EVENT_PORT_ALARM, find_stack_by_addr(), glob_mgr, and misdn_lib::user_data.
Referenced by manager_isdn_handler().
02827 { 02828 iframe_t *frm = (iframe_t*) msg->data; 02829 02830 struct misdn_stack *stack = find_stack_by_addr(frm->addr); 02831 02832 if (!stack) { 02833 return 0 ; 02834 } 02835 02836 switch(frm->prim) { 02837 02838 case DL_ESTABLISH | REQUEST: 02839 cb_log(1,stack->port,"DL_ESTABLISH|REQUEST \n"); 02840 return 1; 02841 case DL_RELEASE | REQUEST: 02842 cb_log(1,stack->port,"DL_RELEASE|REQUEST \n"); 02843 return 1; 02844 02845 case DL_ESTABLISH | INDICATION: 02846 case DL_ESTABLISH | CONFIRM: 02847 { 02848 cb_log (3, stack->port, "L2: L2Link Up! \n"); 02849 if (stack->ptp && stack->l2link) { 02850 cb_log (-1, stack->port, "L2: L2Link Up! but it's already UP.. must be faulty, blocking port\n"); 02851 cb_event(EVENT_PORT_ALARM, &stack->bc[0], glob_mgr->user_data); 02852 } 02853 stack->l2link=1; 02854 free_msg(msg); 02855 return 1; 02856 } 02857 break; 02858 02859 case DL_RELEASE | INDICATION: 02860 case DL_RELEASE | CONFIRM: 02861 { 02862 cb_log (3, stack->port, "L2: L2Link Down! \n"); 02863 stack->l2link=0; 02864 02865 free_msg(msg); 02866 return 1; 02867 } 02868 break; 02869 } 02870 return 0; 02871 }
static int handle_mgmt | ( | msg_t * | msg | ) | [static] |
Definition at line 2873 of file isdn_lib.c.
References cb_log, clear_l3(), and find_stack_by_addr().
Referenced by manager_isdn_handler().
02874 { 02875 iframe_t *frm = (iframe_t*) msg->data; 02876 struct misdn_stack *stack; 02877 02878 if ( (frm->addr == 0) && (frm->prim == (MGR_DELLAYER|CONFIRM)) ) { 02879 cb_log(2, 0, "MGMT: DELLAYER|CONFIRM Addr: 0 !\n") ; 02880 free_msg(msg); 02881 return 1; 02882 } 02883 02884 stack = find_stack_by_addr(frm->addr); 02885 02886 if (!stack) { 02887 if (frm->prim == (MGR_DELLAYER|CONFIRM)) { 02888 cb_log(2, 0, "MGMT: DELLAYER|CONFIRM Addr: %x !\n", 02889 frm->addr) ; 02890 free_msg(msg); 02891 return 1; 02892 } 02893 02894 return 0; 02895 } 02896 02897 switch(frm->prim) { 02898 case MGR_SHORTSTATUS | INDICATION: 02899 case MGR_SHORTSTATUS | CONFIRM: 02900 cb_log(5, 0, "MGMT: Short status dinfo %x\n",frm->dinfo); 02901 02902 switch (frm->dinfo) { 02903 case SSTATUS_L1_ACTIVATED: 02904 cb_log(3, 0, "MGMT: SSTATUS: L1_ACTIVATED \n"); 02905 stack->l1link=1; 02906 02907 break; 02908 case SSTATUS_L1_DEACTIVATED: 02909 cb_log(3, 0, "MGMT: SSTATUS: L1_DEACTIVATED \n"); 02910 stack->l1link=0; 02911 #if 0 02912 clear_l3(stack); 02913 #endif 02914 break; 02915 02916 case SSTATUS_L2_ESTABLISHED: 02917 cb_log(3, stack->port, "MGMT: SSTATUS: L2_ESTABLISH \n"); 02918 02919 /*when the L2 goes UP, L1 needs to be UP too*/ 02920 stack->l1link=1; 02921 stack->l2link=1; 02922 break; 02923 02924 case SSTATUS_L2_RELEASED: 02925 cb_log(3, stack->port, "MGMT: SSTATUS: L2_RELEASED \n"); 02926 stack->l2link=0; 02927 break; 02928 } 02929 02930 free_msg(msg); 02931 return 1; 02932 02933 case MGR_SETSTACK | INDICATION: 02934 cb_log(4, stack->port, "MGMT: SETSTACK|IND dinfo %x\n",frm->dinfo); 02935 free_msg(msg); 02936 return 1; 02937 case MGR_DELLAYER | CONFIRM: 02938 cb_log(4, stack->port, "MGMT: DELLAYER|CNF dinfo %x\n",frm->dinfo) ; 02939 free_msg(msg); 02940 return 1; 02941 02942 } 02943 02944 /* 02945 if ( (frm->prim & 0x0f0000) == 0x0f0000) { 02946 cb_log(5, 0, "$$$ MGMT FRAME: prim %x addr %x dinfo %x\n",frm->prim, frm->addr, frm->dinfo) ; 02947 free_msg(msg); 02948 return 1; 02949 } */ 02950 02951 return 0; 02952 }
static int handle_timers | ( | msg_t * | msg | ) | [static] |
Definition at line 2136 of file isdn_lib.c.
References cb_log, glob_mgr, misdn_stack::midev, misdn_stack::next, misdn_stack::nst, misdn_stack::nt, and misdn_lib::stack_list.
Referenced by manager_isdn_handler().
02137 { 02138 iframe_t *frm= (iframe_t*)msg->data; 02139 struct misdn_stack *stack; 02140 02141 /* Timer Stuff */ 02142 switch (frm->prim) { 02143 case MGR_INITTIMER | CONFIRM: 02144 case MGR_ADDTIMER | CONFIRM: 02145 case MGR_DELTIMER | CONFIRM: 02146 case MGR_REMOVETIMER | CONFIRM: 02147 free_msg(msg); 02148 return(1); 02149 } 02150 02151 02152 02153 if (frm->prim==(MGR_TIMER | INDICATION) ) { 02154 for (stack = glob_mgr->stack_list; 02155 stack; 02156 stack = stack->next) { 02157 itimer_t *it; 02158 02159 if (!stack->nt) continue; 02160 02161 it = stack->nst.tlist; 02162 /* find timer */ 02163 for(it=stack->nst.tlist; 02164 it; 02165 it=it->next) { 02166 if (it->id == (int)frm->addr) 02167 break; 02168 } 02169 if (it) { 02170 int ret; 02171 ret = mISDN_write_frame(stack->midev, msg->data, frm->addr, 02172 MGR_TIMER | RESPONSE, 0, 0, NULL, TIMEOUT_1SEC); 02173 test_and_clear_bit(FLG_TIMER_RUNING, (long unsigned int *)&it->Flags); 02174 ret = it->function(it->data); 02175 free_msg(msg); 02176 return 1; 02177 } 02178 } 02179 02180 cb_log(0, 0, "Timer Msg without Timer ??\n"); 02181 free_msg(msg); 02182 return 1; 02183 } 02184 02185 return 0; 02186 }
static int init_bc | ( | struct misdn_stack * | stack, | |
struct misdn_bchannel * | bc, | |||
int | midev, | |||
int | port, | |||
int | bidx, | |||
char * | msn, | |||
int | firsttime | |||
) | [static] |
IFACE
Definition at line 1129 of file isdn_lib.c.
References misdn_bchannel::astbuf, misdn_stack::bc, bc_state_change(), BCHAN_CLEANED, cb_log, empty_bc(), send_lock::lock, malloc, MISDN_IBUF_SIZE, misdn_bchannel::msn, misdn_stack::nt, misdn_bchannel::nt, misdn_stack::port, misdn_bchannel::port, misdn_stack::pri, misdn_bchannel::pri, pthread_mutex_init, and misdn_bchannel::send_lock.
Referenced by misdn_lib_init().
01130 { 01131 unsigned char buff[1025] = ""; 01132 iframe_t *frm = (iframe_t *)buff; 01133 int ret; 01134 01135 if (!bc) return -1; 01136 01137 cb_log(8, port, "Init.BC %d.\n",bidx); 01138 01139 memset(bc, 0,sizeof(struct misdn_bchannel)); 01140 01141 bc->send_lock=malloc(sizeof(struct send_lock)); 01142 if (!bc->send_lock) { 01143 return -1; 01144 } 01145 pthread_mutex_init(&bc->send_lock->lock, NULL); 01146 01147 if (msn) { 01148 int l = sizeof(bc->msn); 01149 strncpy(bc->msn,msn, l); 01150 bc->msn[l-1] = 0; 01151 } 01152 01153 01154 empty_bc(bc); 01155 bc_state_change(bc, BCHAN_CLEANED); 01156 01157 bc->port=stack->port; 01158 bc->nt=stack->nt?1:0; 01159 bc->pri=stack->pri; 01160 01161 { 01162 ibuffer_t* ibuf= init_ibuffer(MISDN_IBUF_SIZE); 01163 01164 if (!ibuf) return -1; 01165 01166 clear_ibuffer( ibuf); 01167 01168 ibuf->rsem=malloc(sizeof(sem_t)); 01169 if (!ibuf->rsem) { 01170 return -1; 01171 } 01172 01173 bc->astbuf=ibuf; 01174 01175 if (sem_init(ibuf->rsem,1,0)<0) 01176 sem_init(ibuf->rsem,0,0); 01177 01178 } 01179 01180 { 01181 stack_info_t *stinf; 01182 ret = mISDN_get_stack_info(midev, stack->port, buff, sizeof(buff)); 01183 if (ret < 0) { 01184 cb_log(0, port, "%s: Cannot get stack info for this port. (ret=%d)\n", __FUNCTION__, ret); 01185 return -1; 01186 } 01187 01188 stinf = (stack_info_t *)&frm->data.p; 01189 01190 cb_log(8, port, " --> Child %x\n",stinf->child[bidx]); 01191 } 01192 01193 return 0; 01194 }
static void init_flip_bits | ( | void | ) | [static] |
Definition at line 306 of file isdn_lib.c.
References flip_table.
Referenced by misdn_lib_init().
00307 { 00308 int i,k; 00309 00310 for (i = 0 ; i < 256 ; i++) { 00311 unsigned char sample = 0 ; 00312 for (k = 0; k<8; k++) { 00313 if ( i & 1 << k ) sample |= 0x80 >> k; 00314 } 00315 flip_table[i] = sample; 00316 } 00317 }
void isdn_lib_stop_dtmf | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4301 of file isdn_lib.c.
References misdn_stack::bc, and manager_ph_control().
Referenced by process_ast_dsp().
04302 { 04303 manager_ph_control(bc, DTMF_TONE_STOP, 0); 04304 }
void isdn_lib_update_ec | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4289 of file isdn_lib.c.
References misdn_stack::bc, misdn_bchannel::ec_enable, manager_ec_disable(), and manager_ec_enable().
Referenced by process_ast_dsp().
04290 { 04291 #ifdef MISDN_1_2 04292 if (*bc->pipeline) 04293 #else 04294 if (bc->ec_enable) 04295 #endif 04296 manager_ec_enable(bc); 04297 else 04298 manager_ec_disable(bc); 04299 }
void isdn_lib_update_rxgain | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4279 of file isdn_lib.c.
References misdn_stack::bc, manager_ph_control(), and misdn_bchannel::rxgain.
Referenced by process_ast_dsp().
04280 { 04281 manager_ph_control(bc, VOL_CHANGE_RX, bc->rxgain); 04282 }
void isdn_lib_update_txgain | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4284 of file isdn_lib.c.
References misdn_stack::bc, manager_ph_control(), and misdn_bchannel::txgain.
Referenced by process_ast_dsp().
04285 { 04286 manager_ph_control(bc, VOL_CHANGE_TX, bc->txgain); 04287 }
void manager_bchannel_activate | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4162 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_bchannel::astbuf, misdn_stack::bc, cb_log, get_stack_by_bc(), misdn_stack::midev, misdn_bchannel::port, and misdn_stack::port.
04163 { 04164 char buf[128]; 04165 04166 struct misdn_stack *stack=get_stack_by_bc(bc); 04167 04168 if (!stack) { 04169 cb_log(0, bc->port, "bchannel_activate: Stack not found !"); 04170 return ; 04171 } 04172 04173 /* we must activate if we are deactivated */ 04174 clear_ibuffer(bc->astbuf); 04175 04176 cb_log(5, stack->port, "$$$ Bchan Activated addr %x\n", bc->addr); 04177 04178 mISDN_write_frame(stack->midev, buf, bc->addr | FLG_MSG_DOWN, DL_ESTABLISH | REQUEST, 0,0, NULL, TIMEOUT_1SEC); 04179 04180 return ; 04181 }
void manager_bchannel_cleanup | ( | struct misdn_bchannel * | bc | ) |
void manager_bchannel_deactivate | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4184 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_bchannel::astbuf, misdn_stack::bc, misdn_bchannel::bc_state, bc_state_change(), BCHAN_ACTIVATED, BCHAN_BRIDGED, BCHAN_RELEASE, cb_log, misdn_bchannel::conf_id, misdn_bchannel::generate_tone, get_stack_by_bc(), misdn_stack::midev, misdn_split_conf(), misdn_bchannel::port, and misdn_stack::port.
Referenced by clean_up_bc().
04185 { 04186 struct misdn_stack *stack=get_stack_by_bc(bc); 04187 iframe_t dact; 04188 char buf[128]; 04189 04190 switch (bc->bc_state) { 04191 case BCHAN_ACTIVATED: 04192 break; 04193 case BCHAN_BRIDGED: 04194 misdn_split_conf(bc,bc->conf_id); 04195 break; 04196 default: 04197 cb_log( 4, bc->port,"bchan_deactivate: called but not activated\n"); 04198 return ; 04199 04200 } 04201 04202 cb_log(5, stack->port, "$$$ Bchan deActivated addr %x\n", bc->addr); 04203 04204 bc->generate_tone=0; 04205 04206 dact.prim = DL_RELEASE | REQUEST; 04207 dact.addr = bc->addr | FLG_MSG_DOWN; 04208 dact.dinfo = 0; 04209 dact.len = 0; 04210 mISDN_write_frame(stack->midev, buf, bc->addr | FLG_MSG_DOWN, DL_RELEASE|REQUEST,0,0,NULL, TIMEOUT_1SEC); 04211 04212 clear_ibuffer(bc->astbuf); 04213 04214 bc_state_change(bc,BCHAN_RELEASE); 04215 04216 return; 04217 }
void manager_bchannel_setup | ( | struct misdn_bchannel * | bc | ) |
void manager_clean_bc | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4328 of file isdn_lib.c.
References misdn_stack::bc, 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().
04329 { 04330 struct misdn_stack *stack=get_stack_by_bc(bc); 04331 04332 if (bc->channel>0) 04333 empty_chan_in_stack(stack, bc->channel); 04334 empty_bc(bc); 04335 bc->in_use=0; 04336 04337 cb_event(EVENT_CLEANUP, bc, NULL); 04338 }
void manager_ec_disable | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4517 of file isdn_lib.c.
References misdn_stack::bc, 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(), isdn_lib_update_ec(), and misdn_toggle_echocancel().
04518 { 04519 struct misdn_stack *stack=get_stack_by_bc(bc); 04520 04521 cb_log(4, stack?stack->port:0," --> ec_disable\n"); 04522 04523 if (!misdn_cap_is_speech(bc->capability)) { 04524 cb_log(1, stack?stack->port:0, " --> no speech? cannot disable EC\n"); 04525 return; 04526 } 04527 04528 #ifdef MISDN_1_2 04529 manager_ph_control_block(bc, PIPELINE_CFG, "", 0); 04530 #else 04531 if ( ! bc->ec_enable) { 04532 cb_log(3, stack?stack->port:0, "Sending Control ECHOCAN_OFF\n"); 04533 manager_ph_control(bc, ECHOCAN_OFF, 0); 04534 } 04535 #endif 04536 }
void manager_ec_enable | ( | struct misdn_bchannel * | bc | ) |
Definition at line 4468 of file isdn_lib.c.
References misdn_stack::bc, 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_event(), isdn_lib_update_ec(), misdn_lib_send_event(), and misdn_toggle_echocancel().
04469 { 04470 struct misdn_stack *stack=get_stack_by_bc(bc); 04471 04472 cb_log(4, stack?stack->port:0,"ec_enable\n"); 04473 04474 if (!misdn_cap_is_speech(bc->capability)) { 04475 cb_log(1, stack?stack->port:0, " --> no speech? cannot enable EC\n"); 04476 } else { 04477 04478 #ifdef MISDN_1_2 04479 if (*bc->pipeline) { 04480 cb_log(3, stack?stack->port:0,"Sending Control PIPELINE_CFG %s\n",bc->pipeline); 04481 manager_ph_control_block(bc, PIPELINE_CFG, bc->pipeline, strlen(bc->pipeline) + 1); 04482 } 04483 #else 04484 int ec_arr[2]; 04485 04486 if (bc->ec_enable) { 04487 cb_log(3, stack?stack->port:0,"Sending Control ECHOCAN_ON taps:%d\n",bc->ec_deftaps); 04488 04489 switch (bc->ec_deftaps) { 04490 case 4: 04491 case 8: 04492 case 16: 04493 case 32: 04494 case 64: 04495 case 128: 04496 case 256: 04497 case 512: 04498 case 1024: 04499 cb_log(4, stack->port, "Taps is %d\n",bc->ec_deftaps); 04500 break; 04501 default: 04502 cb_log(0, stack->port, "Taps should be power of 2\n"); 04503 bc->ec_deftaps=128; 04504 } 04505 04506 ec_arr[0]=bc->ec_deftaps; 04507 ec_arr[1]=0; 04508 04509 manager_ph_control_block(bc, ECHOCAN_ON, ec_arr, sizeof(ec_arr)); 04510 } 04511 #endif 04512 } 04513 }
static void manager_event_handler | ( | void * | arg | ) | [static] |
Definition at line 3872 of file isdn_lib.c.
References misdn_lib::activatequeue, cb_log, clean_up_bc(), misdn_stack::downqueue, find_bc_by_l3id(), find_stack_by_port(), glob_mgr, handle_frm(), handle_frm_nt(), misdn_lib::midev, misdn_make_dummy(), misdn_lib::new_msg, misdn_stack::next, misdn_stack::nst, misdn_stack::nt, misdn_stack::port, misdn_bchannel::port, send_msg(), misdn_lib::stack_list, and misdn_stack::upqueue.
03873 { 03874 sem_post(&handler_started); 03875 while (1) { 03876 struct misdn_stack *stack; 03877 msg_t *msg; 03878 03879 /** wait for events **/ 03880 sem_wait(&glob_mgr->new_msg); 03881 03882 for (msg=msg_dequeue(&glob_mgr->activatequeue); 03883 msg; 03884 msg=msg_dequeue(&glob_mgr->activatequeue) 03885 ) 03886 { 03887 03888 iframe_t *frm = (iframe_t*) msg->data ; 03889 03890 switch ( frm->prim) { 03891 03892 case MGR_CLEARSTACK | REQUEST: 03893 /*a queued bchannel cleanup*/ 03894 { 03895 struct misdn_stack *stack=find_stack_by_port(frm->dinfo); 03896 struct misdn_bchannel *bc; 03897 if (!stack) { 03898 cb_log(0,0,"no stack found with port [%d]!! so we cannot cleanup the bc\n",frm->dinfo); 03899 free_msg(msg); 03900 break; 03901 } 03902 03903 bc = find_bc_by_l3id(stack, frm->addr); 03904 if (bc) { 03905 cb_log(1,bc->port,"CLEARSTACK queued, cleaning up\n"); 03906 clean_up_bc(bc); 03907 } else { 03908 cb_log(0,stack->port,"bc could not be cleaned correctly !! addr [%x]\n",frm->addr); 03909 } 03910 } 03911 free_msg(msg); 03912 break; 03913 case MGR_SETSTACK | REQUEST : 03914 /* Warning: memory leak here if we get this message */ 03915 break; 03916 default: 03917 mISDN_write(glob_mgr->midev, frm, mISDN_HEADER_LEN+frm->len, TIMEOUT_1SEC); 03918 free_msg(msg); 03919 } 03920 } 03921 03922 for (stack=glob_mgr->stack_list; 03923 stack; 03924 stack=stack->next ) { 03925 03926 while ( (msg=msg_dequeue(&stack->upqueue)) ) { 03927 /** Handle L2/3 Signalling after bchans **/ 03928 if (!handle_frm_nt(msg)) { 03929 /* Maybe it's TE */ 03930 if (!handle_frm(msg)) { 03931 /* wow none! */ 03932 cb_log(0,stack->port,"Wow we've got a strange issue while dequeueing a Frame\n"); 03933 } 03934 } 03935 } 03936 03937 /* Here we should check if we really want to 03938 send all the messages we've queued, lets 03939 assume we've queued a Disconnect, but 03940 received it already from the other side!*/ 03941 03942 while ( (msg=msg_dequeue(&stack->downqueue)) ) { 03943 if (stack->nt ) { 03944 if (stack->nst.manager_l3(&stack->nst, msg)) 03945 cb_log(0, stack->port, "Error@ Sending Message in NT-Stack.\n"); 03946 03947 } else { 03948 iframe_t *frm = (iframe_t *)msg->data; 03949 struct misdn_bchannel *bc = find_bc_by_l3id(stack, frm->dinfo); 03950 if (bc) 03951 send_msg(glob_mgr->midev, bc, msg); 03952 else { 03953 if (frm->dinfo == MISDN_ID_GLOBAL) { 03954 struct misdn_bchannel dummybc; 03955 misdn_make_dummy(&dummybc, stack->port, MISDN_ID_GLOBAL, stack->nt, 0); 03956 send_msg(glob_mgr->midev, &dummybc, msg); 03957 } 03958 } 03959 } 03960 } 03961 } 03962 } 03963 }
struct misdn_bchannel * manager_find_bc_by_pid | ( | int | pid | ) |
Definition at line 3104 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::bc, glob_mgr, misdn_stack::next, misdn_bchannel::pid, and misdn_lib::stack_list.
Referenced by misdn_lib_pid_restart().
03105 { 03106 struct misdn_stack *stack; 03107 int i; 03108 03109 for (stack=glob_mgr->stack_list; 03110 stack; 03111 stack=stack->next) { 03112 for (i=0; i<=stack->b_num; i++) 03113 if (stack->bc[i].pid == pid) return &stack->bc[i]; 03114 } 03115 03116 return NULL; 03117 }
struct misdn_bchannel * manager_find_bc_holded | ( | struct misdn_bchannel * | bc | ) |
Definition at line 3119 of file isdn_lib.c.
References misdn_stack::bc, find_bc_holded(), and get_stack_by_bc().
03120 { 03121 struct misdn_stack *stack=get_stack_by_bc(bc); 03122 return find_bc_holded(stack); 03123 }
char* manager_isdn_get_info | ( | enum event_e | event | ) |
Definition at line 4157 of file isdn_lib.c.
References isdn_get_info(), and msgs_g.
Referenced by cb_events().
04158 { 04159 return isdn_get_info(msgs_g , event, 0); 04160 }
int manager_isdn_handler | ( | iframe_t * | frm, | |
msg_t * | msg | |||
) |
Definition at line 3661 of file isdn_lib.c.
References cb_log, handle_bchan(), handle_err(), handle_frm(), handle_frm_nt(), handle_l1(), handle_l2(), handle_mgmt(), handle_timers(), and LOG_NOTICE.
Referenced by misdn_lib_isdn_event_catcher().
03662 { 03663 03664 if (frm->dinfo==0xffffffff && frm->prim==(PH_DATA|CONFIRM)) { 03665 cb_log(0,0,"SERIOUS BUG, dinfo == 0xffffffff, prim == PH_DATA | CONFIRM !!!!\n"); 03666 } 03667 03668 if ( ((frm->addr | ISDN_PID_BCHANNEL_BIT )>> 28 ) == 0x5) { 03669 static int unhandled_bmsg_count=1000; 03670 if (handle_bchan(msg)) { 03671 return 0 ; 03672 } 03673 03674 if (unhandled_bmsg_count==1000) { 03675 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); 03676 unhandled_bmsg_count=0; 03677 } 03678 03679 unhandled_bmsg_count++; 03680 free_msg(msg); 03681 return 0; 03682 } 03683 03684 #ifdef RECV_FRM_SYSLOG_DEBUG 03685 syslog(LOG_NOTICE,"mISDN recv: P(%02d): ADDR:%x PRIM:%x DINFO:%x\n",stack->port, frm->addr, frm->prim, frm->dinfo); 03686 #endif 03687 03688 if (handle_timers(msg)) 03689 return 0 ; 03690 03691 03692 if (handle_mgmt(msg)) 03693 return 0 ; 03694 03695 if (handle_l2(msg)) 03696 return 0 ; 03697 03698 /* Its important to handle l1 AFTER l2 */ 03699 if (handle_l1(msg)) 03700 return 0 ; 03701 03702 if (handle_frm_nt(msg)) { 03703 return 0; 03704 } 03705 03706 if (handle_frm(msg)) { 03707 return 0; 03708 } 03709 03710 if (handle_err(msg)) { 03711 return 0 ; 03712 } 03713 03714 // 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); 03715 free_msg(msg); 03716 03717 03718 return 0; 03719 }
void manager_ph_control | ( | struct misdn_bchannel * | bc, | |
int | c1, | |||
int | c2 | |||
) |
Definition at line 4258 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_stack::bc, glob_mgr, misdn_lib::midev, and misdn_bchannel::port.
Referenced by handle_event(), isdn_lib_stop_dtmf(), isdn_lib_update_rxgain(), isdn_lib_update_txgain(), manager_ec_disable(), misdn_join_conf(), misdn_lib_echo(), misdn_lib_send_event(), misdn_lib_send_tone(), and misdn_split_conf().
04259 { 04260 unsigned char buffer[mISDN_HEADER_LEN+2*sizeof(int)]; 04261 iframe_t *ctrl = (iframe_t *)buffer; /* preload data */ 04262 unsigned int *d = (unsigned int*)&ctrl->data.p; 04263 /*struct misdn_stack *stack=get_stack_by_bc(bc);*/ 04264 04265 cb_log(4,bc->port,"ph_control: c1:%x c2:%x\n",c1,c2); 04266 04267 ctrl->prim = PH_CONTROL | REQUEST; 04268 ctrl->addr = bc->addr | FLG_MSG_DOWN; 04269 ctrl->dinfo = 0; 04270 ctrl->len = sizeof(unsigned int)*2; 04271 *d++ = c1; 04272 *d++ = c2; 04273 mISDN_write(glob_mgr->midev, ctrl, mISDN_HEADER_LEN+ctrl->len, TIMEOUT_1SEC); 04274 }
void manager_ph_control_block | ( | struct misdn_bchannel * | bc, | |
int | c1, | |||
void * | c2, | |||
int | c2_len | |||
) |
Definition at line 4309 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_stack::bc, glob_mgr, and misdn_lib::midev.
Referenced by handle_event(), manager_ec_disable(), manager_ec_enable(), and misdn_lib_send_event().
04310 { 04311 unsigned char buffer[mISDN_HEADER_LEN+sizeof(int)+c2_len]; 04312 iframe_t *ctrl = (iframe_t *)buffer; 04313 unsigned int *d = (unsigned int *)&ctrl->data.p; 04314 /*struct misdn_stack *stack=get_stack_by_bc(bc);*/ 04315 04316 ctrl->prim = PH_CONTROL | REQUEST; 04317 ctrl->addr = bc->addr | FLG_MSG_DOWN; 04318 ctrl->dinfo = 0; 04319 ctrl->len = sizeof(unsigned int) + c2_len; 04320 *d++ = c1; 04321 memcpy(d, c2, c2_len); 04322 mISDN_write(glob_mgr->midev, ctrl, mISDN_HEADER_LEN+ctrl->len, TIMEOUT_1SEC); 04323 }
int misdn_cap_is_speech | ( | int | cap | ) |
Poor mans version
Definition at line 421 of file isdn_lib.c.
References INFO_CAPABILITY_DIGITAL_RESTRICTED, and INFO_CAPABILITY_DIGITAL_UNRESTRICTED.
Referenced by cb_events(), handle_bchan(), handle_event(), manager_ec_disable(), manager_ec_enable(), misdn_lib_send_event(), and misdn_lib_tx2misdn_frm().
00423 { 00424 if ( (cap != INFO_CAPABILITY_DIGITAL_UNRESTRICTED) && 00425 (cap != INFO_CAPABILITY_DIGITAL_RESTRICTED) ) return 1; 00426 return 0; 00427 }
void misdn_dump_chanlist | ( | void | ) |
Definition at line 459 of file isdn_lib.c.
References dump_chan_list(), get_misdn_stack(), and misdn_stack::next.
Referenced by misdn_show_cls().
00460 { 00461 struct misdn_stack *stack=get_misdn_stack(); 00462 for ( ; stack; stack=stack->next) { 00463 dump_chan_list(stack); 00464 } 00465 00466 }
int misdn_inband_avail | ( | struct misdn_bchannel * | bc | ) |
Definition at line 429 of file isdn_lib.c.
References misdn_bchannel::early_bconnect, INFO_PI_CALL_NOT_E2E_ISDN, INFO_PI_CALLED_NOT_ISDN, INFO_PI_INBAND_AVAILABLE, and misdn_bchannel::progress_indicator.
Referenced by cb_events(), and misdn_indication().
00430 { 00431 00432 if (!bc->early_bconnect) { 00433 /* We have opted to never receive any available inband recorded messages */ 00434 return 0; 00435 } 00436 00437 switch (bc->progress_indicator) { 00438 case INFO_PI_INBAND_AVAILABLE: 00439 case INFO_PI_CALL_NOT_E2E_ISDN: 00440 case INFO_PI_CALLED_NOT_ISDN: 00441 return 1; 00442 default: 00443 return 0; 00444 } 00445 return 0; 00446 }
void misdn_join_conf | ( | struct misdn_bchannel * | bc, | |
int | conf_id | |||
) |
Definition at line 4544 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_stack::bc, 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().
04545 { 04546 char data[16] = ""; 04547 04548 bc_state_change(bc,BCHAN_BRIDGED); 04549 manager_ph_control(bc, CMX_RECEIVE_OFF, 0); 04550 manager_ph_control(bc, CMX_CONF_JOIN, conf_id); 04551 04552 cb_log(3,bc->port, "Joining bc:%x in conf:%d\n",bc->addr,conf_id); 04553 04554 misdn_lib_tx2misdn_frm(bc, data, sizeof(data) - 1); 04555 }
void misdn_lib_bridge | ( | struct misdn_bchannel * | bc1, | |
struct misdn_bchannel * | bc2 | |||
) |
Definition at line 4567 of file isdn_lib.c.
References bc_next_state_change(), BCHAN_ACTIVATED, BCHAN_BRIDGED, cb_log, misdn_join_conf(), misdn_bchannel::pid, and misdn_bchannel::port.
Referenced by misdn_bridge().
04568 { 04569 int conf_id = bc1->pid + 1; 04570 struct misdn_bchannel *bc_list[] = { bc1, bc2, NULL }; 04571 struct misdn_bchannel **bc; 04572 04573 cb_log(4, bc1->port, "I Send: BRIDGE from:%d to:%d\n",bc1->port,bc2->port); 04574 04575 for (bc=bc_list; *bc; bc++) { 04576 (*bc)->conf_id=conf_id; 04577 cb_log(4, (*bc)->port, " --> bc_addr:%x\n",(*bc)->addr); 04578 04579 switch((*bc)->bc_state) { 04580 case BCHAN_ACTIVATED: 04581 misdn_join_conf(*bc,conf_id); 04582 break; 04583 default: 04584 bc_next_state_change(*bc,BCHAN_BRIDGED); 04585 break; 04586 } 04587 } 04588 }
void misdn_lib_destroy | ( | void | ) |
Definition at line 4124 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, glob_mgr, global_state, 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().
04125 { 04126 struct misdn_stack *help; 04127 int i; 04128 04129 for ( help=glob_mgr->stack_list; help; help=help->next ) { 04130 for(i=0;i<=help->b_num; i++) { 04131 char buf[1024]; 04132 mISDN_write_frame(help->midev, buf, help->bc[i].addr, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); 04133 help->bc[i].addr = 0; 04134 } 04135 cb_log (1, help->port, "Destroying this port.\n"); 04136 stack_destroy(help); 04137 } 04138 04139 if (global_state == MISDN_INITIALIZED) { 04140 cb_log(4, 0, "Killing Handler Thread\n"); 04141 if ( pthread_cancel(glob_mgr->event_handler_thread) == 0 ) { 04142 cb_log(4, 0, "Joining Handler Thread\n"); 04143 pthread_join(glob_mgr->event_handler_thread, NULL); 04144 } 04145 04146 cb_log(4, 0, "Killing Main Thread\n"); 04147 if ( pthread_cancel(glob_mgr->event_thread) == 0 ) { 04148 cb_log(4, 0, "Joining Main Thread\n"); 04149 pthread_join(glob_mgr->event_thread, NULL); 04150 } 04151 } 04152 04153 cb_log(1, 0, "Closing mISDN device\n"); 04154 te_lib_destroy(glob_mgr->midev); 04155 }
void misdn_lib_echo | ( | struct misdn_bchannel * | bc, | |
int | onoff | |||
) |
Definition at line 4610 of file isdn_lib.c.
References cb_log, manager_ph_control(), and misdn_bchannel::port.
04611 { 04612 cb_log(3,bc->port, " --> ECHO %s\n", onoff?"ON":"OFF"); 04613 manager_ph_control(bc, onoff?CMX_ECHO_ON:CMX_ECHO_OFF, 0); 04614 }
struct misdn_bchannel* misdn_lib_get_free_bc | ( | int | port, | |
int | channel, | |||
int | inout, | |||
int | dec | |||
) |
Definition at line 3167 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, glob_mgr, MAX_BCHANS, misdn_stack::next, misdn_stack::port, prepare_bc(), misdn_stack::pri, misdn_stack::ptp, misdn_lib::stack_list, and test_inuse().
Referenced by handle_cr(), handle_event_nt(), and misdn_request().
03168 { 03169 struct misdn_stack *stack; 03170 int i; 03171 03172 if (channel < 0 || channel > MAX_BCHANS) { 03173 cb_log(0,port,"Requested channel out of bounds (%d)\n",channel); 03174 return NULL; 03175 } 03176 03177 usleep(1000); 03178 03179 for (stack=glob_mgr->stack_list; stack; stack=stack->next) { 03180 03181 if (stack->port == port) { 03182 int maxnum; 03183 03184 if (stack->blocked) { 03185 cb_log(0,port,"Port is blocked\n"); 03186 return NULL; 03187 } 03188 03189 if (channel > 0) { 03190 if (channel <= stack->b_num) { 03191 for (i = 0; i < stack->b_num; i++) { 03192 if ( stack->bc[i].channel == channel) { 03193 if (test_inuse(&stack->bc[i])) { 03194 cb_log(0,port,"Requested channel:%d on port:%d is already in use\n",channel, port); 03195 return NULL; 03196 03197 } else { 03198 prepare_bc(&stack->bc[i], channel); 03199 return &stack->bc[i]; 03200 } 03201 } 03202 } 03203 } else { 03204 cb_log(0,port,"Requested channel:%d is out of bounds on port:%d\n",channel, port); 03205 return NULL; 03206 } 03207 } 03208 03209 maxnum = inout && !stack->pri && !stack->ptp ? stack->b_num + 1 : stack->b_num; 03210 03211 if (dec) { 03212 for (i = maxnum-1; i>=0; i--) { 03213 if (!test_inuse(&stack->bc[i])) { 03214 /* 3. channel on bri means CW*/ 03215 if (!stack->pri && i==stack->b_num) 03216 stack->bc[i].cw=1; 03217 03218 prepare_bc(&stack->bc[i], channel); 03219 stack->bc[i].dec=1; 03220 return &stack->bc[i]; 03221 } 03222 } 03223 } else { 03224 for (i = 0; i <maxnum; i++) { 03225 if (!test_inuse(&stack->bc[i])) { 03226 /* 3. channel on bri means CW*/ 03227 if (!stack->pri && i==stack->b_num) 03228 stack->bc[i].cw=1; 03229 03230 prepare_bc(&stack->bc[i], channel); 03231 return &stack->bc[i]; 03232 } 03233 } 03234 } 03235 03236 cb_log(1,port,"There is no free channel on port (%d)\n",port); 03237 return NULL; 03238 } 03239 } 03240 03241 cb_log(0,port,"Port is not configured (%d)\n",port); 03242 return NULL; 03243 }
static int misdn_lib_get_l1_down | ( | struct misdn_stack * | stack | ) | [static] |
Definition at line 776 of file isdn_lib.c.
References cb_log, misdn_stack::lower_id, misdn_stack::midev, and misdn_stack::port.
Referenced by handle_err(), and misdn_lib_get_port_down().
00777 { 00778 /* Pull Up L1 */ 00779 iframe_t act; 00780 act.prim = PH_DEACTIVATE | REQUEST; 00781 act.addr = stack->lower_id|FLG_MSG_DOWN; 00782 act.dinfo = 0; 00783 act.len = 0; 00784 00785 cb_log(1, stack->port, "SENDING PH_DEACTIVATE | REQ\n"); 00786 return mISDN_write(stack->midev, &act, mISDN_HEADER_LEN+act.len, TIMEOUT_1SEC); 00787 }
static int misdn_lib_get_l1_up | ( | struct misdn_stack * | stack | ) | [static] |
Definition at line 816 of file isdn_lib.c.
References misdn_stack::midev, and misdn_stack::upper_id.
Referenced by misdn_lib_get_port_up(), misdn_lib_isdn_l1watcher(), misdn_lib_reinit_nt_stack(), and misdn_lib_send_event().
00817 { 00818 /* Pull Up L1 */ 00819 iframe_t act; 00820 act.prim = PH_ACTIVATE | REQUEST; 00821 act.addr = (stack->upper_id | FLG_MSG_DOWN) ; 00822 00823 00824 act.dinfo = 0; 00825 act.len = 0; 00826 00827 return mISDN_write(stack->midev, &act, mISDN_HEADER_LEN+act.len, TIMEOUT_1SEC); 00828 00829 }
static int misdn_lib_get_l2_down | ( | struct misdn_stack * | stack | ) | [static] |
Definition at line 790 of file isdn_lib.c.
References create_l2msg(), misdn_stack::midev, misdn_stack::nst, misdn_stack::nt, misdn_stack::ptp, and misdn_stack::upper_id.
Referenced by handle_err(), and misdn_lib_get_port_down().
00791 { 00792 00793 if (stack->ptp && (stack->nt) ) { 00794 msg_t *dmsg; 00795 /* L2 */ 00796 dmsg = create_l2msg(DL_RELEASE| REQUEST, 0, 0); 00797 00798 if (stack->nst.manager_l3(&stack->nst, dmsg)) 00799 free_msg(dmsg); 00800 00801 } else { 00802 iframe_t act; 00803 00804 act.prim = DL_RELEASE| REQUEST; 00805 act.addr = (stack->upper_id |FLG_MSG_DOWN) ; 00806 00807 act.dinfo = 0; 00808 act.len = 0; 00809 return mISDN_write(stack->midev, &act, mISDN_HEADER_LEN+act.len, TIMEOUT_1SEC); 00810 } 00811 00812 return 0; 00813 }
int misdn_lib_get_l2_up | ( | struct misdn_stack * | stack | ) |
Definition at line 831 of file isdn_lib.c.
References create_l2msg(), misdn_stack::midev, misdn_stack::nst, misdn_stack::nt, 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 misdn_lib_reinit_nt_stack().
00832 { 00833 00834 if (stack->ptp && (stack->nt) ) { 00835 msg_t *dmsg; 00836 /* L2 */ 00837 dmsg = create_l2msg(DL_ESTABLISH | REQUEST, 0, 0); 00838 00839 if (stack->nst.manager_l3(&stack->nst, dmsg)) 00840 free_msg(dmsg); 00841 00842 } else { 00843 iframe_t act; 00844 00845 act.prim = DL_ESTABLISH | REQUEST; 00846 act.addr = (stack->upper_id |FLG_MSG_DOWN) ; 00847 00848 act.dinfo = 0; 00849 act.len = 0; 00850 return mISDN_write(stack->midev, &act, mISDN_HEADER_LEN+act.len, TIMEOUT_1SEC); 00851 } 00852 00853 return 0; 00854 }
int misdn_lib_get_maxchans | ( | int | port | ) |
Definition at line 117 of file isdn_lib.c.
References get_misdn_stack(), misdn_stack::next, misdn_stack::port, and misdn_stack::pri.
Referenced by misdn_request().
00118 { 00119 struct misdn_stack *stack=get_misdn_stack(); 00120 for ( ; stack; stack=stack->next) { 00121 if (stack->port == port) { 00122 if (stack->pri) 00123 return 30; 00124 else 00125 return 2; 00126 } 00127 } 00128 return -1; 00129 }
int misdn_lib_get_port_down | ( | int | port | ) |
Definition at line 1731 of file isdn_lib.c.
References glob_mgr, 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 misdn_port_down().
01732 { /* Pull Down L1 */ 01733 struct misdn_stack *stack; 01734 for (stack=glob_mgr->stack_list; 01735 stack; 01736 stack=stack->next) { 01737 if (stack->port == port) { 01738 if (stack->l2link) 01739 misdn_lib_get_l2_down(stack); 01740 misdn_lib_get_l1_down(stack); 01741 return 0; 01742 } 01743 } 01744 return 0; 01745 }
int misdn_lib_get_port_info | ( | int | port | ) |
Definition at line 3724 of file isdn_lib.c.
References misdn_lib::activatequeue, cb_log, find_stack_by_port(), glob_mgr, misdn_lib::new_msg, and misdn_stack::upper_id.
03725 { 03726 msg_t *msg=alloc_msg(MAX_MSG_SIZE); 03727 iframe_t *frm; 03728 struct misdn_stack *stack=find_stack_by_port(port); 03729 if (!msg) { 03730 cb_log(0, port, "misdn_lib_get_port_info: alloc_msg failed!\n"); 03731 return -1; 03732 } 03733 frm=(iframe_t*)msg->data; 03734 if (!stack ) { 03735 cb_log(0, port, "There is no Stack for this port.\n"); 03736 return -1; 03737 } 03738 /* activate bchannel */ 03739 frm->prim = CC_STATUS_ENQUIRY | REQUEST; 03740 03741 frm->addr = stack->upper_id| FLG_MSG_DOWN; 03742 03743 frm->dinfo = 0; 03744 frm->len = 0; 03745 03746 msg_queue_tail(&glob_mgr->activatequeue, msg); 03747 sem_post(&glob_mgr->new_msg); 03748 03749 03750 return 0; 03751 }
int misdn_lib_get_port_up | ( | int | port | ) |
Definition at line 1709 of file isdn_lib.c.
References glob_mgr, misdn_stack::l1link, misdn_stack::l2link, misdn_lib_get_l1_up(), misdn_lib_get_l2_up(), misdn_stack::next, misdn_stack::port, and misdn_lib::stack_list.
Referenced by misdn_check_l2l1(), and misdn_port_up().
01710 { /* Pull Up L1 */ 01711 struct misdn_stack *stack; 01712 01713 for (stack=glob_mgr->stack_list; 01714 stack; 01715 stack=stack->next) { 01716 01717 if (stack->port == port) { 01718 01719 if (!stack->l1link) 01720 misdn_lib_get_l1_up(stack); 01721 if (!stack->l2link) 01722 misdn_lib_get_l2_up(stack); 01723 01724 return 0; 01725 } 01726 } 01727 return 0; 01728 }
static int misdn_lib_get_short_status | ( | struct misdn_stack * | stack | ) | [static] |
Definition at line 871 of file isdn_lib.c.
References misdn_stack::midev, and misdn_stack::upper_id.
Referenced by misdn_lib_isdn_l1watcher().
00872 { 00873 iframe_t act; 00874 00875 00876 act.prim = MGR_SHORTSTATUS | REQUEST; 00877 00878 act.addr = (stack->upper_id | MSG_BROADCAST) ; 00879 00880 act.dinfo = SSTATUS_BROADCAST_BIT | SSTATUS_ALL; 00881 00882 act.len = 0; 00883 return mISDN_write(stack->midev, &act, mISDN_HEADER_LEN+act.len, TIMEOUT_1SEC); 00884 }
int misdn_lib_init | ( | char * | portlist, | |
struct misdn_lib_iface * | iface, | |||
void * | user_data | |||
) |
Definition at line 4016 of file isdn_lib.c.
References misdn_lib::activatequeue, misdn_stack::b_num, misdn_stack::bc, calloc, cb_event, misdn_lib_iface::cb_event, cb_jb_empty, misdn_lib_iface::cb_jb_empty, misdn_lib_iface::cb_log, cb_log, first, flip_buf_bits(), glob_mgr, init_bc(), init_flip_bits(), misdn_stack::mgr, misdn_lib::midev, misdn_stack::midev, misdn_lib_nt_debug_init(), misdn_lib::new_msg, misdn_stack::next, misdn_stack::port, ptp, stack_init(), te_lib_init(), tone_425_flip, and tone_silence_flip.
Referenced by load_module().
04017 { 04018 struct misdn_lib *mgr=calloc(1, sizeof(struct misdn_lib)); 04019 char *tok, *tokb; 04020 char plist[1024]; 04021 int midev; 04022 int port_count=0; 04023 04024 cb_log = iface->cb_log; 04025 cb_event = iface->cb_event; 04026 cb_jb_empty = iface->cb_jb_empty; 04027 04028 glob_mgr = mgr; 04029 04030 msg_init(); 04031 04032 misdn_lib_nt_debug_init(0,NULL); 04033 04034 if (!portlist || (*portlist == 0) ) return 1; 04035 04036 init_flip_bits(); 04037 04038 { 04039 strncpy(plist,portlist, 1024); 04040 plist[1023] = 0; 04041 } 04042 04043 memcpy(tone_425_flip,tone_425,TONE_425_SIZE); 04044 flip_buf_bits(tone_425_flip,TONE_425_SIZE); 04045 04046 memcpy(tone_silence_flip,tone_SILENCE,TONE_SILENCE_SIZE); 04047 flip_buf_bits(tone_silence_flip,TONE_SILENCE_SIZE); 04048 04049 midev=te_lib_init(); 04050 mgr->midev=midev; 04051 04052 port_count=mISDN_get_stack_count(midev); 04053 04054 msg_queue_init(&mgr->activatequeue); 04055 04056 if (sem_init(&mgr->new_msg, 1, 0)<0) 04057 sem_init(&mgr->new_msg, 0, 0); 04058 04059 for (tok=strtok_r(plist," ,",&tokb ); 04060 tok; 04061 tok=strtok_r(NULL," ,",&tokb)) { 04062 int port = atoi(tok); 04063 struct misdn_stack *stack; 04064 static int first=1; 04065 int ptp=0; 04066 04067 if (strstr(tok, "ptp")) 04068 ptp=1; 04069 04070 if (port > port_count) { 04071 cb_log(0, port, "Couldn't Initialize this port since we have only %d ports\n", port_count); 04072 exit(1); 04073 } 04074 stack=stack_init(midev, port, ptp); 04075 04076 if (!stack) { 04077 perror("stack_init"); 04078 exit(1); 04079 } 04080 04081 { 04082 int i; 04083 for(i=0;i<=stack->b_num; i++) { 04084 int r; 04085 if ((r=init_bc(stack, &stack->bc[i], stack->midev,port,i, "", 1))<0) { 04086 cb_log(0, port, "Got Err @ init_bc :%d\n",r); 04087 exit(1); 04088 } 04089 } 04090 } 04091 04092 if (stack && first) { 04093 mgr->stack_list=stack; 04094 first=0; 04095 continue; 04096 } 04097 04098 if (stack) { 04099 struct misdn_stack * help; 04100 for ( help=mgr->stack_list; help; help=help->next ) 04101 if (help->next == NULL) break; 04102 help->next=stack; 04103 } 04104 04105 } 04106 04107 if (sem_init(&handler_started, 1, 0)<0) 04108 sem_init(&handler_started, 0, 0); 04109 04110 cb_log(8, 0, "Starting Event Handler\n"); 04111 pthread_create( &mgr->event_handler_thread, NULL,(void*)manager_event_handler, mgr); 04112 04113 sem_wait(&handler_started) ; 04114 cb_log(8, 0, "Starting Event Catcher\n"); 04115 pthread_create( &mgr->event_thread, NULL, (void*)misdn_lib_isdn_event_catcher, mgr); 04116 04117 cb_log(8, 0, "Event Catcher started\n"); 04118 04119 global_state= MISDN_INITIALIZED; 04120 04121 return (mgr == NULL); 04122 }
int misdn_lib_is_port_blocked | ( | int | port | ) |
Definition at line 97 of file isdn_lib.c.
References misdn_stack::blocked, get_misdn_stack(), misdn_stack::next, and misdn_stack::port.
00098 { 00099 struct misdn_stack *stack=get_misdn_stack(); 00100 for ( ; stack; stack=stack->next) { 00101 if (stack->port == port) { 00102 return stack->blocked; 00103 } 00104 } 00105 return -1; 00106 }
int misdn_lib_is_ptp | ( | int | port | ) |
Definition at line 108 of file isdn_lib.c.
References get_misdn_stack(), misdn_stack::next, misdn_stack::port, and misdn_stack::ptp.
Referenced by cb_events(), and do_immediate_setup().
00109 { 00110 struct misdn_stack *stack=get_misdn_stack(); 00111 for ( ; stack; stack=stack->next) { 00112 if (stack->port == port) return stack->ptp; 00113 } 00114 return -1; 00115 }
static void misdn_lib_isdn_event_catcher | ( | void * | arg | ) | [static] |
Definition at line 3012 of file isdn_lib.c.
References cb_log, fetch_msg(), manager_isdn_handler(), and misdn_lib::midev.
03013 { 03014 struct misdn_lib *mgr = arg; 03015 int zero_frm=0 , fff_frm=0 ; 03016 int midev= mgr->midev; 03017 int port=0; 03018 03019 while (1) { 03020 msg_t *msg = fetch_msg(midev); 03021 iframe_t *frm; 03022 03023 03024 if (!msg) continue; 03025 03026 frm = (iframe_t*) msg->data; 03027 03028 /** When we make a call from NT2Ast we get these frames **/ 03029 if (frm->len == 0 && frm->addr == 0 && frm->dinfo == 0 && frm->prim == 0 ) { 03030 zero_frm++; 03031 free_msg(msg); 03032 continue; 03033 } else { 03034 if (zero_frm) { 03035 cb_log(0, port, "*** Alert: %d zero_frms caught\n", zero_frm); 03036 zero_frm = 0 ; 03037 } 03038 } 03039 03040 /** I get this sometimes after setup_bc **/ 03041 if (frm->len == 0 && frm->dinfo == 0 && frm->prim == 0xffffffff ) { 03042 fff_frm++; 03043 free_msg(msg); 03044 continue; 03045 } else { 03046 if (fff_frm) { 03047 cb_log(0, port, "*** Alert: %d fff_frms caught\n", fff_frm); 03048 fff_frm = 0 ; 03049 } 03050 } 03051 03052 manager_isdn_handler(frm, msg); 03053 } 03054 03055 }
void misdn_lib_isdn_l1watcher | ( | int | port | ) |
Definition at line 2993 of file isdn_lib.c.
References cb_log, glob_mgr, 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().
02994 { 02995 struct misdn_stack *stack; 02996 02997 for (stack = glob_mgr->stack_list; stack && (stack->port != port); stack = stack->next) 02998 ; 02999 03000 if (stack) { 03001 cb_log(4, port, "Checking L1 State\n"); 03002 if (!stack->l1link) { 03003 cb_log(4, port, "L1 State Down, trying to get it up again\n"); 03004 misdn_lib_get_short_status(stack); 03005 misdn_lib_get_l1_up(stack); 03006 misdn_lib_get_l2_up(stack); 03007 } 03008 } 03009 }
void misdn_lib_log_ies | ( | struct misdn_bchannel * | bc | ) |
Definition at line 3288 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_bchannel::b_stid, misdn_stack::bc, bearer2str(), misdn_bchannel::cad, misdn_bchannel::capability, misdn_bchannel::cause, cb_log, misdn_bchannel::channel, misdn_bchannel::cpnnumplan, misdn_bchannel::dnumplan, fac2str(), misdn_bchannel::fac_in, misdn_bchannel::fac_out, get_stack_by_bc(), misdn_bchannel::holded, misdn_bchannel::info_dad, misdn_bchannel::keypad, misdn_bchannel::l3_id, misdn_bchannel::layer_id, misdn_bchannel::mode, misdn_stack::nt, misdn_bchannel::onumplan, misdn_bchannel::out_cause, misdn_stack::port, misdn_bchannel::pres, misdn_bchannel::progress_indicator, misdn_bchannel::rad, misdn_bchannel::rate, misdn_bchannel::rnumplan, misdn_bchannel::screen, misdn_bchannel::sending_complete, misdn_bchannel::stack_holder, misdn_bchannel::urate, and misdn_bchannel::user1.
Referenced by cb_events(), and misdn_lib_send_event().
03289 { 03290 struct misdn_stack *stack; 03291 03292 if (!bc) return; 03293 03294 stack = get_stack_by_bc(bc); 03295 03296 if (!stack) return; 03297 03298 cb_log(2, stack->port, " --> channel:%d mode:%s cause:%d ocause:%d rad:%s cad:%s\n", bc->channel, stack->nt?"NT":"TE", bc->cause, bc->out_cause, bc->rad, bc->cad); 03299 03300 cb_log(2, stack->port, 03301 " --> info_dad:%s onumplan:%c dnumplan:%c rnumplan:%c cpnnumplan:%c\n", 03302 bc->info_dad, 03303 bc->onumplan>=0?'0'+bc->onumplan:' ', 03304 bc->dnumplan>=0?'0'+bc->dnumplan:' ', 03305 bc->rnumplan>=0?'0'+bc->rnumplan:' ', 03306 bc->cpnnumplan>=0?'0'+bc->cpnnumplan:' ' 03307 ); 03308 03309 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); 03310 cb_log(4, stack->port, " --> screen:%d --> pres:%d\n", 03311 bc->screen, bc->pres); 03312 03313 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); 03314 03315 cb_log(4, stack->port, " --> facility:%s out_facility:%s\n",fac2str(bc->fac_in.Function),fac2str(bc->fac_out.Function)); 03316 03317 cb_log(5, stack->port, " --> urate:%d rate:%d mode:%d user1:%d\n", bc->urate, bc->rate, bc->mode,bc->user1); 03318 03319 cb_log(5, stack->port, " --> bc:%p h:%d sh:%d\n", bc, bc->holded, bc->stack_holder); 03320 }
int misdn_lib_maxports_get | ( | void | ) |
Definition at line 3966 of file isdn_lib.c.
Referenced by load_module().
03967 { 03968 /* BE AWARE WE HAVE NO cb_log() HERE! */ 03969 03970 int i = mISDN_open(); 03971 int max=0; 03972 03973 if (i<0) 03974 return -1; 03975 03976 max = mISDN_get_stack_count(i); 03977 03978 mISDN_close(i); 03979 03980 return max; 03981 }
void misdn_lib_nt_debug_init | ( | int | flags, | |
char * | file | |||
) |
Definition at line 3996 of file isdn_lib.c.
References f.
Referenced by load_module(), and misdn_lib_init().
03997 { 03998 static int init=0; 03999 char *f; 04000 04001 if (!flags) 04002 f=NULL; 04003 else 04004 f=file; 04005 04006 if (!init) { 04007 debug_init( flags , f, f, f); 04008 init=1; 04009 } else { 04010 debug_close(); 04011 debug_init( flags , f, f, f); 04012 } 04013 }
void misdn_lib_nt_keepcalls | ( | int | kc | ) |
Definition at line 3984 of file isdn_lib.c.
References get_misdn_stack(), misdn_stack::next, and misdn_stack::nst.
Referenced by load_module().
03985 { 03986 #ifdef FEATURE_NET_KEEPCALLS 03987 if (kc) { 03988 struct misdn_stack *stack=get_misdn_stack(); 03989 for ( ; stack; stack=stack->next) { 03990 stack->nst.feature |= FEATURE_NET_KEEPCALLS; 03991 } 03992 } 03993 #endif 03994 }
int misdn_lib_pid_restart | ( | int | pid | ) |
Definition at line 3779 of file isdn_lib.c.
References manager_clean_bc(), and manager_find_bc_by_pid().
Referenced by misdn_restart_pid().
03780 { 03781 struct misdn_bchannel *bc=manager_find_bc_by_pid(pid); 03782 03783 if (bc) { 03784 manager_clean_bc(bc); 03785 } 03786 return 0; 03787 }
int misdn_lib_port_block | ( | int | port | ) |
Definition at line 71 of file isdn_lib.c.
References misdn_stack::blocked, get_misdn_stack(), misdn_stack::next, and misdn_stack::port.
Referenced by cb_events(), and misdn_port_block().
00072 { 00073 struct misdn_stack *stack=get_misdn_stack(); 00074 for ( ; stack; stack=stack->next) { 00075 if (stack->port == port) { 00076 stack->blocked=1; 00077 return 0; 00078 } 00079 } 00080 return -1; 00081 00082 }
int misdn_lib_port_is_pri | ( | int | port | ) |
Definition at line 49 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().
00050 { 00051 struct misdn_stack *stack=get_misdn_stack(); 00052 for ( ; stack; stack=stack->next) { 00053 if (stack->port == port) { 00054 return stack->pri; 00055 } 00056 } 00057 00058 return -1; 00059 }
int misdn_lib_port_restart | ( | int | port | ) |
Definition at line 3829 of file isdn_lib.c.
References misdn_lib::activatequeue, cb_log, clear_l3(), find_stack_by_port(), glob_mgr, misdn_lib_reinit_nt_stack(), misdn_lib::new_msg, misdn_stack::nt, misdn_stack::port, and misdn_stack::upper_id.
Referenced by misdn_restart_port().
03830 { 03831 struct misdn_stack *stack=find_stack_by_port(port); 03832 03833 cb_log(0, port, "Restarting this port.\n"); 03834 if (stack) { 03835 cb_log(0, port, "Stack:%p\n",stack); 03836 03837 clear_l3(stack); 03838 { 03839 msg_t *msg=alloc_msg(MAX_MSG_SIZE); 03840 iframe_t *frm; 03841 03842 if (!msg) { 03843 cb_log(0, port, "port_restart: alloc_msg failed\n"); 03844 return -1; 03845 } 03846 03847 frm=(iframe_t*)msg->data; 03848 /* we must activate if we are deactivated */ 03849 /* activate bchannel */ 03850 frm->prim = DL_RELEASE | REQUEST; 03851 frm->addr = stack->upper_id | FLG_MSG_DOWN; 03852 03853 frm->dinfo = 0; 03854 frm->len = 0; 03855 msg_queue_tail(&glob_mgr->activatequeue, msg); 03856 sem_post(&glob_mgr->new_msg); 03857 } 03858 03859 if (stack->nt) 03860 misdn_lib_reinit_nt_stack(stack->port); 03861 03862 } 03863 03864 return 0; 03865 }
int misdn_lib_port_unblock | ( | int | port | ) |
Definition at line 84 of file isdn_lib.c.
References misdn_stack::blocked, get_misdn_stack(), misdn_stack::next, and misdn_stack::port.
Referenced by misdn_port_unblock().
00085 { 00086 struct misdn_stack *stack=get_misdn_stack(); 00087 for ( ; stack; stack=stack->next) { 00088 if (stack->port == port) { 00089 stack->blocked=0; 00090 return 0; 00091 } 00092 } 00093 return -1; 00094 00095 }
int misdn_lib_port_up | ( | int | port, | |
int | check | |||
) |
Definition at line 1747 of file isdn_lib.c.
References misdn_stack::blocked, cb_log, glob_mgr, 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().
01748 { 01749 struct misdn_stack *stack; 01750 01751 01752 for (stack=glob_mgr->stack_list; 01753 stack; 01754 stack=stack->next) { 01755 01756 if (stack->port == port) { 01757 01758 if (stack->blocked) { 01759 cb_log(0,port, "Port Blocked:%d L2:%d L1:%d\n", stack->blocked, stack->l2link, stack->l1link); 01760 return -1; 01761 } 01762 01763 if (stack->ptp ) { 01764 01765 if (stack->l1link && stack->l2link) { 01766 return 1; 01767 } else { 01768 cb_log(1,port, "Port Down L2:%d L1:%d\n", 01769 stack->l2link, stack->l1link); 01770 return 0; 01771 } 01772 } else { 01773 if ( !check || stack->l1link ) 01774 return 1; 01775 else { 01776 cb_log(1,port, "Port down PMP\n"); 01777 return 0; 01778 } 01779 } 01780 } 01781 } 01782 01783 return -1; 01784 }
void misdn_lib_reinit_nt_stack | ( | int | port | ) |
Definition at line 4618 of file isdn_lib.c.
References misdn_stack::blocked, misdn_stack::d_stid, find_stack_by_port(), glob_mgr, handle_event_nt(), misdn_stack::l2link, misdn_stack::lower_id, misdn_stack::mgr, misdn_lib::midev, misdn_lib_get_l1_up(), misdn_lib_get_l2_up(), misdn_stack::nst, misdn_stack::pri, misdn_stack::ptp, and misdn_stack::upper_id.
Referenced by handle_event_nt(), and misdn_lib_port_restart().
04619 { 04620 struct misdn_stack *stack=find_stack_by_port(port); 04621 04622 if (stack) { 04623 stack->l2link=0; 04624 stack->blocked=0; 04625 04626 cleanup_Isdnl3(&stack->nst); 04627 cleanup_Isdnl2(&stack->nst); 04628 04629 04630 memset(&stack->nst, 0, sizeof(net_stack_t)); 04631 memset(&stack->mgr, 0, sizeof(manager_t)); 04632 04633 stack->mgr.nst = &stack->nst; 04634 stack->nst.manager = &stack->mgr; 04635 04636 stack->nst.l3_manager = handle_event_nt; 04637 stack->nst.device = glob_mgr->midev; 04638 stack->nst.cardnr = port; 04639 stack->nst.d_stid = stack->d_stid; 04640 04641 stack->nst.feature = FEATURE_NET_HOLD; 04642 if (stack->ptp) 04643 stack->nst.feature |= FEATURE_NET_PTP; 04644 if (stack->pri) 04645 stack->nst.feature |= FEATURE_NET_CRLEN2 | FEATURE_NET_EXTCID; 04646 04647 stack->nst.l1_id = stack->lower_id; 04648 stack->nst.l2_id = stack->upper_id; 04649 04650 msg_queue_init(&stack->nst.down_queue); 04651 04652 Isdnl2Init(&stack->nst); 04653 Isdnl3Init(&stack->nst); 04654 04655 if (!stack->ptp) 04656 misdn_lib_get_l1_up(stack); 04657 misdn_lib_get_l2_up(stack); 04658 } 04659 }
void misdn_lib_release | ( | struct misdn_bchannel * | bc | ) |
Definition at line 1689 of file isdn_lib.c.
References misdn_stack::bc, 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().
01690 { 01691 struct misdn_stack *stack=get_stack_by_bc(bc); 01692 01693 if (!stack) { 01694 cb_log(1,0,"misdn_release: No Stack found\n"); 01695 return; 01696 } 01697 01698 if (bc->channel>0) 01699 empty_chan_in_stack(stack,bc->channel); 01700 01701 empty_bc(bc); 01702 clean_up_bc(bc); 01703 bc->in_use=0; 01704 }
int misdn_lib_send_event | ( | struct misdn_bchannel * | bc, | |
enum event_e | event | |||
) |
Definition at line 3339 of file isdn_lib.c.
References misdn_stack::bc, misdn_bchannel::bc_state, bc_state2str(), bc_state_change(), BCHAN_BRIDGED, BCHAN_CLEANED, misdn_bchannel::capability, misdn_bchannel::cause, cb_log, misdn_bchannel::channel, clean_up_bc(), misdn_bchannel::conf_id, create_process(), misdn_bchannel::crypt_key, misdn_bchannel::dad, misdn_bchannel::dnumplan, misdn_stack::downqueue, empty_bc(), empty_chan_in_stack(), ENOCHAN, EVENT_ALERTING, EVENT_CONNECT, EVENT_CONNECT_ACKNOWLEDGE, EVENT_DISCONNECT, EVENT_HOLD_ACKNOWLEDGE, EVENT_PROCEEDING, EVENT_PROGRESS, EVENT_RELEASE, EVENT_RELEASE_COMPLETE, EVENT_RETRIEVE_ACKNOWLEDGE, EVENT_SETUP, EVENT_SETUP_ACKNOWLEDGE, misdn_bchannel::evq, find_bc_by_confid(), find_free_chan_in_stack(), get_stack_by_bc(), glob_mgr, 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_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_bchannel::oad, misdn_bchannel::onumplan, misdn_bchannel::out_cause, misdn_bchannel::pid, misdn_bchannel::port, misdn_stack::port, RETURN, misdn_bchannel::rxgain, setup_bc(), stack_holder_add(), misdn_bchannel::txgain, and misdn_stack::upper_id.
Referenced by cb_events(), do_immediate_setup(), handle_event(), handle_event_nt(), handle_frm(), handle_l1(), misdn_answer(), misdn_call(), misdn_digit_end(), misdn_facility_exec(), misdn_hangup(), misdn_indication(), misdn_lib_send_restart(), misdn_overlap_dial_task(), misdn_send_cd(), misdn_send_display(), misdn_send_text(), start_pbx(), and wait_for_digits().
03340 { 03341 msg_t *msg; 03342 int retval=0; 03343 struct misdn_stack *stack; 03344 03345 if (!bc) RETURN(-1,OUT_POST_UNLOCK); 03346 03347 stack = get_stack_by_bc(bc); 03348 03349 if (!stack) { 03350 cb_log(0,bc->port,"SENDEVENT: no Stack for event:%s oad:%s dad:%s \n", isdn_get_info(msgs_g, event, 0), bc->oad, bc->dad); 03351 RETURN(-1,OUT); 03352 } 03353 03354 misdn_send_lock(bc); 03355 03356 03357 cb_log(6,stack->port,"SENDEVENT: stack->nt:%d stack->upperid:%x\n",stack->nt, stack->upper_id); 03358 03359 if ( stack->nt && !stack->l1link) { 03360 /** Queue Event **/ 03361 bc->evq=event; 03362 cb_log(1, stack->port, "Queueing Event %s because L1 is down (btw. Activating L1)\n", isdn_get_info(msgs_g, event, 0)); 03363 misdn_lib_get_l1_up(stack); 03364 RETURN(0,OUT); 03365 } 03366 03367 cb_log(1, stack->port, "I SEND:%s oad:%s dad:%s pid:%d\n", isdn_get_info(msgs_g, event, 0), bc->oad, bc->dad, bc->pid); 03368 cb_log(4, stack->port, " --> bc_state:%s\n",bc_state2str(bc->bc_state)); 03369 misdn_lib_log_ies(bc); 03370 03371 switch (event) { 03372 case EVENT_SETUP: 03373 if (create_process(glob_mgr->midev, bc)<0) { 03374 cb_log(0, stack->port, " No free channel at the moment @ send_event\n"); 03375 03376 RETURN(-ENOCHAN,OUT); 03377 } 03378 break; 03379 03380 case EVENT_PROGRESS: 03381 case EVENT_ALERTING: 03382 case EVENT_PROCEEDING: 03383 case EVENT_SETUP_ACKNOWLEDGE: 03384 case EVENT_CONNECT: 03385 if (!stack->nt) break; 03386 03387 case EVENT_RETRIEVE_ACKNOWLEDGE: 03388 03389 if (stack->nt) { 03390 if (bc->channel <=0 ) { /* else we have the channel already */ 03391 if (find_free_chan_in_stack(stack, bc, 0, 0)<0) { 03392 cb_log(0, stack->port, " No free channel at the moment\n"); 03393 /*FIXME: add disconnect*/ 03394 RETURN(-ENOCHAN,OUT); 03395 } 03396 } 03397 /* Its that i generate channels */ 03398 } 03399 03400 retval=setup_bc(bc); 03401 if (retval == -EINVAL) { 03402 cb_log(0,bc->port,"send_event: setup_bc failed\n"); 03403 } 03404 03405 if (misdn_cap_is_speech(bc->capability)) { 03406 if ((event==EVENT_CONNECT)||(event==EVENT_RETRIEVE_ACKNOWLEDGE)) { 03407 if ( *bc->crypt_key ) { 03408 cb_log(4, stack->port, " --> ENABLING BLOWFISH channel:%d oad%d:%s dad%d:%s \n", bc->channel, bc->onumplan,bc->oad, bc->dnumplan,bc->dad); 03409 03410 manager_ph_control_block(bc, BF_ENABLE_KEY, bc->crypt_key, strlen(bc->crypt_key) ); 03411 } 03412 03413 if (!bc->nodsp) manager_ph_control(bc, DTMF_TONE_START, 0); 03414 manager_ec_enable(bc); 03415 03416 if (bc->txgain != 0) { 03417 cb_log(4, stack->port, "--> Changing txgain to %d\n", bc->txgain); 03418 manager_ph_control(bc, VOL_CHANGE_TX, bc->txgain); 03419 } 03420 03421 if ( bc->rxgain != 0 ) { 03422 cb_log(4, stack->port, "--> Changing rxgain to %d\n", bc->rxgain); 03423 manager_ph_control(bc, VOL_CHANGE_RX, bc->rxgain); 03424 } 03425 } 03426 } 03427 break; 03428 03429 case EVENT_HOLD_ACKNOWLEDGE: 03430 { 03431 struct misdn_bchannel *holded_bc=malloc(sizeof(struct misdn_bchannel)); 03432 if (!holded_bc) { 03433 cb_log(0,bc->port, "Could not allocate holded_bc!!!\n"); 03434 RETURN(-1,OUT); 03435 } 03436 03437 /*backup the bc*/ 03438 memcpy(holded_bc,bc,sizeof(struct misdn_bchannel)); 03439 holded_bc->holded=1; 03440 bc_state_change(holded_bc,BCHAN_CLEANED); 03441 03442 stack_holder_add(stack,holded_bc); 03443 03444 /*kill the bridge and clean the bchannel*/ 03445 if (stack->nt) { 03446 int channel; 03447 if (bc->bc_state == BCHAN_BRIDGED) { 03448 struct misdn_bchannel *bc2; 03449 03450 misdn_split_conf(bc,bc->conf_id); 03451 bc2 = find_bc_by_confid(bc->conf_id); 03452 if (!bc2) { 03453 cb_log(0,bc->port,"We have no second bc in bridge???\n"); 03454 } else { 03455 misdn_split_conf(bc2,bc->conf_id); 03456 } 03457 } 03458 03459 channel = bc->channel; 03460 03461 empty_bc(bc); 03462 clean_up_bc(bc); 03463 03464 if (channel>0) 03465 empty_chan_in_stack(stack,channel); 03466 03467 bc->in_use=0; 03468 } 03469 03470 } 03471 break; 03472 03473 /* finishing the channel eh ? */ 03474 case EVENT_DISCONNECT: 03475 if (!bc->need_disconnect) { 03476 cb_log(0,bc->port," --> we have already send Disconnect\n"); 03477 RETURN(-1,OUT); 03478 } 03479 03480 bc->need_disconnect=0; 03481 break; 03482 case EVENT_RELEASE: 03483 if (!bc->need_release) { 03484 cb_log(0,bc->port," --> we have already send Release\n"); 03485 RETURN(-1,OUT); 03486 } 03487 bc->need_disconnect=0; 03488 bc->need_release=0; 03489 break; 03490 case EVENT_RELEASE_COMPLETE: 03491 if (!bc->need_release_complete) { 03492 cb_log(0,bc->port," --> we have already send Release_complete\n"); 03493 RETURN(-1,OUT); 03494 } 03495 bc->need_disconnect=0; 03496 bc->need_release=0; 03497 bc->need_release_complete=0; 03498 03499 if (!stack->nt) { 03500 /*create cleanup in TE*/ 03501 int channel=bc->channel; 03502 03503 int tmpcause=bc->cause; 03504 int tmp_out_cause=bc->out_cause; 03505 empty_bc(bc); 03506 bc->cause=tmpcause; 03507 bc->out_cause=tmp_out_cause; 03508 clean_up_bc(bc); 03509 03510 if (channel>0) 03511 empty_chan_in_stack(stack,channel); 03512 03513 bc->in_use=0; 03514 } 03515 break; 03516 03517 case EVENT_CONNECT_ACKNOWLEDGE: 03518 03519 if ( bc->nt || misdn_cap_is_speech(bc->capability)) { 03520 int retval=setup_bc(bc); 03521 if (retval == -EINVAL){ 03522 cb_log(0,bc->port,"send_event: setup_bc failed\n"); 03523 03524 } 03525 } 03526 03527 if (misdn_cap_is_speech(bc->capability)) { 03528 if ( !bc->nodsp) manager_ph_control(bc, DTMF_TONE_START, 0); 03529 manager_ec_enable(bc); 03530 03531 if ( bc->txgain != 0 ) { 03532 cb_log(4, stack->port, "--> Changing txgain to %d\n", bc->txgain); 03533 manager_ph_control(bc, VOL_CHANGE_TX, bc->txgain); 03534 } 03535 if ( bc->rxgain != 0 ) { 03536 cb_log(4, stack->port, "--> Changing rxgain to %d\n", bc->rxgain); 03537 manager_ph_control(bc, VOL_CHANGE_RX, bc->rxgain); 03538 } 03539 } 03540 break; 03541 03542 default: 03543 break; 03544 } 03545 03546 /* Later we should think about sending bchannel data directly to misdn. */ 03547 msg = isdn_msg_build_event(msgs_g, bc, event, stack->nt); 03548 msg_queue_tail(&stack->downqueue, msg); 03549 sem_post(&glob_mgr->new_msg); 03550 03551 OUT: 03552 misdn_send_unlock(bc); 03553 03554 OUT_POST_UNLOCK: 03555 return retval; 03556 }
int misdn_lib_send_restart | ( | int | port, | |
int | channel | |||
) |
Definition at line 3790 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_event_nt(), handle_frm(), and misdn_send_restart().
03791 { 03792 struct misdn_stack *stack=find_stack_by_port(port); 03793 struct misdn_bchannel dummybc; 03794 /*default is all channels*/ 03795 cb_log(0, port, "Sending Restarts on this port.\n"); 03796 03797 misdn_make_dummy(&dummybc, stack->port, MISDN_ID_GLOBAL, stack->nt, 0); 03798 03799 /*default is all channels*/ 03800 if (channel <0) { 03801 dummybc.channel=-1; 03802 cb_log(0, port, "Restarting and all Interfaces\n"); 03803 misdn_lib_send_event(&dummybc, EVENT_RESTART); 03804 03805 return 0; 03806 } 03807 03808 /*if a channel is specified we restart only this one*/ 03809 if (channel >0) { 03810 int cnt; 03811 dummybc.channel=channel; 03812 cb_log(0, port, "Restarting and cleaning channel %d\n",channel); 03813 misdn_lib_send_event(&dummybc, EVENT_RESTART); 03814 /* clean up chan in stack, to be sure we don't think it's 03815 * in use anymore */ 03816 for (cnt=0; cnt<=stack->b_num; cnt++) { 03817 if (stack->bc[cnt].channel == channel) { 03818 empty_bc(&stack->bc[cnt]); 03819 clean_up_bc(&stack->bc[cnt]); 03820 stack->bc[cnt].in_use=0; 03821 } 03822 } 03823 } 03824 03825 return 0; 03826 }
void misdn_lib_send_tone | ( | struct misdn_bchannel * | bc, | |
enum tone_e | tone | |||
) |
Definition at line 4436 of file isdn_lib.c.
References misdn_bchannel::addr, glob_mgr, manager_ph_control(), misdn_lib::midev, TONE_ALERTING, TONE_DIAL, TONE_HANGUP, and TONE_NONE.
Referenced by hanguptone_indicate().
04437 { 04438 char buf[mISDN_HEADER_LEN + 128] = ""; 04439 iframe_t *frm = (iframe_t*)buf; 04440 04441 switch(tone) { 04442 case TONE_DIAL: 04443 manager_ph_control(bc, TONE_PATT_ON, TONE_GERMAN_DIALTONE); 04444 break; 04445 04446 case TONE_ALERTING: 04447 manager_ph_control(bc, TONE_PATT_ON, TONE_GERMAN_RINGING); 04448 break; 04449 04450 case TONE_HANGUP: 04451 manager_ph_control(bc, TONE_PATT_ON, TONE_GERMAN_HANGUP); 04452 break; 04453 04454 case TONE_NONE: 04455 default: 04456 manager_ph_control(bc, TONE_PATT_OFF, TONE_GERMAN_HANGUP); 04457 } 04458 04459 frm->prim=DL_DATA|REQUEST; 04460 frm->addr=bc->addr|FLG_MSG_DOWN; 04461 frm->dinfo=0; 04462 frm->len=128; 04463 04464 mISDN_write(glob_mgr->midev, frm, mISDN_HEADER_LEN+frm->len, TIMEOUT_1SEC); 04465 }
void misdn_lib_setup_bc | ( | struct misdn_bchannel * | bc | ) |
Definition at line 950 of file isdn_lib.c.
References misdn_stack::bc, clean_up_bc(), and setup_bc().
00951 { 00952 clean_up_bc(bc); 00953 setup_bc(bc); 00954 }
void misdn_lib_split_bridge | ( | struct misdn_bchannel * | bc1, | |
struct misdn_bchannel * | bc2 | |||
) |
Definition at line 4590 of file isdn_lib.c.
References bc_state2str(), BCHAN_BRIDGED, cb_log, misdn_bchannel::conf_id, and misdn_split_conf().
Referenced by misdn_bridge().
04591 { 04592 04593 struct misdn_bchannel *bc_list[]={ 04594 bc1,bc2,NULL 04595 }; 04596 struct misdn_bchannel **bc; 04597 04598 for (bc=bc_list; *bc; bc++) { 04599 if ( (*bc)->bc_state == BCHAN_BRIDGED){ 04600 misdn_split_conf( *bc, (*bc)->conf_id); 04601 } else { 04602 cb_log( 2, (*bc)->port, "BC not bridged (state:%s) so not splitting it\n",bc_state2str((*bc)->bc_state)); 04603 } 04604 } 04605 04606 }
void misdn_lib_tone_generator_start | ( | struct misdn_bchannel * | bc | ) |
Definition at line 2190 of file isdn_lib.c.
References misdn_bchannel::generate_tone.
Referenced by misdn_write().
02191 { 02192 bc->generate_tone=1; 02193 }
void misdn_lib_tone_generator_stop | ( | struct misdn_bchannel * | bc | ) |
Definition at line 2195 of file isdn_lib.c.
References misdn_bchannel::generate_tone.
Referenced by start_bc_tones(), and stop_indicate().
02196 { 02197 bc->generate_tone=0; 02198 }
void misdn_lib_transfer | ( | struct misdn_bchannel * | holded_bc | ) |
Definition at line 3099 of file isdn_lib.c.
References misdn_bchannel::holded.
03100 { 03101 holded_bc->holded=0; 03102 }
int misdn_lib_tx2misdn_frm | ( | struct misdn_bchannel * | bc, | |
void * | data, | |||
int | len | |||
) |
Definition at line 4220 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_stack::bc, misdn_bchannel::bc_state, bc_state2str(), BCHAN_ACTIVATED, BCHAN_BRIDGED, misdn_bchannel::capability, cb_log, flip_buf_bits(), get_stack_by_bc(), misdn_stack::midev, misdn_cap_is_speech(), misdn_bchannel::port, and misdn_stack::port.
Referenced by misdn_join_conf().
04221 { 04222 struct misdn_stack *stack=get_stack_by_bc(bc); 04223 char buf[4096 + mISDN_HEADER_LEN]; 04224 iframe_t *frm = (iframe_t*)buf; 04225 int r; 04226 04227 switch (bc->bc_state) { 04228 case BCHAN_ACTIVATED: 04229 case BCHAN_BRIDGED: 04230 break; 04231 default: 04232 cb_log(3, bc->port, "BC not yet activated (state:%s)\n",bc_state2str(bc->bc_state)); 04233 return -1; 04234 } 04235 04236 frm->prim = DL_DATA|REQUEST; 04237 frm->dinfo = 0; 04238 frm->addr = bc->addr | FLG_MSG_DOWN ; 04239 04240 frm->len = len; 04241 memcpy(&buf[mISDN_HEADER_LEN], data,len); 04242 04243 if ( misdn_cap_is_speech(bc->capability) ) 04244 flip_buf_bits( &buf[mISDN_HEADER_LEN], len); 04245 else 04246 cb_log(6, stack->port, "Writing %d data bytes\n",len); 04247 04248 cb_log(9, stack->port, "Writing %d bytes 2 mISDN\n",len); 04249 r=mISDN_write(stack->midev, buf, frm->len + mISDN_HEADER_LEN, TIMEOUT_INFINIT); 04250 return 0; 04251 }
static void misdn_make_dummy | ( | struct misdn_bchannel * | dummybc, | |
int | port, | |||
int | l3id, | |||
int | nt, | |||
int | channel | |||
) | [static] |
Definition at line 61 of file isdn_lib.c.
References misdn_bchannel::channel, misdn_bchannel::dummy, misdn_bchannel::l3_id, misdn_bchannel::nt, and misdn_bchannel::port.
Referenced by handle_cr(), handle_event_nt(), handle_frm(), manager_event_handler(), misdn_lib_send_restart(), and release_cr().
00062 { 00063 memset (dummybc,0,sizeof(struct misdn_bchannel)); 00064 dummybc->port=port; 00065 dummybc->l3_id=l3id; 00066 dummybc->nt=nt; 00067 dummybc->dummy=1; 00068 dummybc->channel=channel; 00069 }
static void misdn_send_lock | ( | struct misdn_bchannel * | bc | ) | [static] |
Definition at line 3325 of file isdn_lib.c.
References misdn_stack::bc, send_lock::lock, pthread_mutex_lock, and misdn_bchannel::send_lock.
Referenced by misdn_lib_send_event().
03326 { 03327 //cb_log(0,bc->port,"Locking bc->pid:%d\n", bc->pid); 03328 if (bc->send_lock) 03329 pthread_mutex_lock(&bc->send_lock->lock); 03330 }
static void misdn_send_unlock | ( | struct misdn_bchannel * | bc | ) | [static] |
Definition at line 3332 of file isdn_lib.c.
References misdn_stack::bc, send_lock::lock, pthread_mutex_unlock, and misdn_bchannel::send_lock.
Referenced by misdn_lib_send_event().
03333 { 03334 //cb_log(0,bc->port,"UnLocking bc->pid:%d\n", bc->pid); 03335 if (bc->send_lock) 03336 pthread_mutex_unlock(&bc->send_lock->lock); 03337 }
void misdn_split_conf | ( | struct misdn_bchannel * | bc, | |
int | conf_id | |||
) |
Definition at line 4558 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_stack::bc, 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().
04559 { 04560 bc_state_change(bc,BCHAN_ACTIVATED); 04561 manager_ph_control(bc, CMX_RECEIVE_ON, 0); 04562 manager_ph_control(bc, CMX_CONF_SPLIT, conf_id); 04563 04564 cb_log(4,bc->port, "Splitting bc:%x in conf:%d\n",bc->addr,conf_id); 04565 }
void misdn_tx_jitter | ( | struct misdn_bchannel * | bc, | |
int | len | |||
) |
Definition at line 2245 of file isdn_lib.c.
References misdn_bchannel::addr, misdn_bchannel::bframe, misdn_bchannel::bframe_len, cb_jb_empty, cb_log, misdn_bchannel::channel, flip_buf_bits(), glob_mgr, misdn_lib::midev, misdn_bchannel::port, and tone_silence_flip.
Referenced by do_tone(), and handle_bchan().
02246 { 02247 char buf[4096 + mISDN_HEADER_LEN]; 02248 char *data=&buf[mISDN_HEADER_LEN]; 02249 iframe_t *txfrm= (iframe_t*)buf; 02250 int jlen, r; 02251 02252 jlen=cb_jb_empty(bc,data,len); 02253 02254 if (jlen) { 02255 #ifdef MISDN_SAVE_DATA 02256 misdn_save_data((bc->port*100+bc->channel), data, jlen, bc->bframe, bc->bframe_len); 02257 #endif 02258 flip_buf_bits( data, jlen); 02259 02260 if (jlen < len) { 02261 cb_log(7,bc->port,"Jitterbuffer Underrun.\n"); 02262 } 02263 02264 txfrm->prim = DL_DATA|REQUEST; 02265 02266 txfrm->dinfo = 0; 02267 02268 txfrm->addr = bc->addr|FLG_MSG_DOWN; /* | IF_DOWN; */ 02269 02270 txfrm->len =jlen; 02271 cb_log(9, bc->port, "Transmitting %d samples 2 misdn\n", txfrm->len); 02272 02273 r=mISDN_write( glob_mgr->midev, buf, txfrm->len + mISDN_HEADER_LEN, 8000 ); 02274 } else { 02275 #define MISDN_GEN_SILENCE 02276 #ifdef MISDN_GEN_SILENCE 02277 int cnt=len/TONE_SILENCE_SIZE; 02278 int rest=len%TONE_SILENCE_SIZE; 02279 int i; 02280 02281 for (i=0; i<cnt; i++) { 02282 memcpy(data, tone_silence_flip, TONE_SILENCE_SIZE ); 02283 data +=TONE_SILENCE_SIZE; 02284 } 02285 02286 if (rest) { 02287 memcpy(data, tone_silence_flip, rest); 02288 } 02289 02290 txfrm->prim = DL_DATA|REQUEST; 02291 02292 txfrm->dinfo = 0; 02293 02294 txfrm->addr = bc->addr|FLG_MSG_DOWN; /* | IF_DOWN; */ 02295 02296 txfrm->len =len; 02297 cb_log(9, bc->port, "Transmitting %d samples 2 misdn\n", txfrm->len); 02298 02299 r=mISDN_write( glob_mgr->midev, buf, txfrm->len + mISDN_HEADER_LEN, 8000 ); 02300 #endif 02301 02302 } 02303 }
static void prepare_bc | ( | struct misdn_bchannel * | bc, | |
int | channel | |||
) | [static] |
Definition at line 3147 of file isdn_lib.c.
References misdn_bchannel::addr, AST_CAUSE_NORMAL_CLEARING, misdn_bchannel::b_stid, misdn_bchannel::cause, misdn_bchannel::channel, misdn_bchannel::channel_preselected, misdn_bchannel::in_use, misdn_bchannel::layer_id, mypid, misdn_bchannel::need_disconnect, misdn_bchannel::need_release, misdn_bchannel::need_release_complete, and misdn_bchannel::pid.
Referenced by misdn_lib_get_free_bc().
03148 { 03149 bc->channel = channel; 03150 bc->channel_preselected = channel?1:0; 03151 bc->in_use = 1; 03152 bc->need_disconnect=1; 03153 bc->need_release=1; 03154 bc->need_release_complete=1; 03155 bc->cause = AST_CAUSE_NORMAL_CLEARING; 03156 03157 if (++mypid>5000) mypid=1; 03158 bc->pid=mypid; 03159 03160 #if 0 03161 bc->addr=0; 03162 bc->b_stid=0; 03163 bc->layer_id=0; 03164 #endif 03165 }
int queue_cleanup_bc | ( | struct misdn_bchannel * | bc | ) |
Definition at line 3754 of file isdn_lib.c.
References misdn_lib::activatequeue, misdn_stack::bc, cb_log, glob_mgr, misdn_bchannel::l3_id, misdn_lib::new_msg, and misdn_bchannel::port.
03755 { 03756 msg_t *msg=alloc_msg(MAX_MSG_SIZE); 03757 iframe_t *frm; 03758 if (!msg) { 03759 cb_log(0, bc->port, "queue_cleanup_bc: alloc_msg failed!\n"); 03760 return -1; 03761 } 03762 frm=(iframe_t*)msg->data; 03763 03764 /* activate bchannel */ 03765 frm->prim = MGR_CLEARSTACK| REQUEST; 03766 03767 frm->addr = bc->l3_id; 03768 03769 frm->dinfo = bc->port; 03770 frm->len = 0; 03771 03772 msg_queue_tail(&glob_mgr->activatequeue, msg); 03773 sem_post(&glob_mgr->new_msg); 03774 03775 return 0; 03776 03777 }
int release_cr | ( | struct misdn_stack * | stack, | |
mISDNuser_head_t * | hh | |||
) |
Definition at line 1787 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().
01788 { 01789 struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo); 01790 struct misdn_bchannel dummybc; 01791 iframe_t frm; /* fake te frm to remove callref from global callreflist */ 01792 frm.dinfo = hh->dinfo; 01793 01794 frm.addr=stack->upper_id | FLG_MSG_DOWN; 01795 01796 frm.prim = CC_RELEASE_CR|INDICATION; 01797 cb_log(4, stack->port, " --> CC_RELEASE_CR: Faking Release_cr for %x l3id:%x\n",frm.addr, frm.dinfo); 01798 /** removing procid **/ 01799 if (!bc) { 01800 cb_log(4, stack->port, " --> Didn't find BC so temporarily creating dummy BC (l3id:%x) on this port.\n", hh->dinfo); 01801 misdn_make_dummy(&dummybc, stack->port, hh->dinfo, stack->nt, 0); 01802 bc=&dummybc; 01803 } 01804 01805 if (bc) { 01806 if ( (bc->l3_id & 0xff00) == 0xff00) { 01807 cb_log(4, stack->port, " --> Removing Process Id:%x on this port.\n", bc->l3_id&0xff); 01808 stack->procids[bc->l3_id&0xff] = 0 ; 01809 } 01810 } 01811 else cb_log(0, stack->port, "Couldn't find BC so I couldn't remove the Process!!!! this is a bad port.\n"); 01812 01813 if (handle_cr(stack, &frm)<0) { 01814 } 01815 01816 return 0 ; 01817 }
static int send_msg | ( | int | midev, | |
struct misdn_bchannel * | bc, | |||
msg_t * | dmsg | |||
) | [static] |
Definition at line 395 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().
00396 { 00397 iframe_t *frm = (iframe_t *)dmsg->data; 00398 struct misdn_stack *stack=get_stack_by_bc(bc); 00399 00400 if (!stack) { 00401 cb_log(0,bc->port,"send_msg: IEK!! no stack\n "); 00402 return -1; 00403 } 00404 00405 frm->addr = (stack->upper_id | FLG_MSG_DOWN); 00406 frm->dinfo = bc->l3_id; 00407 frm->len = (dmsg->len) - mISDN_HEADER_LEN; 00408 00409 cb_log(4,stack->port,"Sending msg, prim:%x addr:%x dinfo:%x\n",frm->prim,frm->addr,frm->dinfo); 00410 00411 mISDN_write(midev, dmsg->data, dmsg->len, TIMEOUT_1SEC); 00412 free_msg(dmsg); 00413 00414 return 0; 00415 }
int set_chan_in_stack | ( | struct misdn_stack * | stack, | |
int | channel | |||
) | [static] |
Definition at line 468 of file isdn_lib.c.
References cb_log, misdn_stack::channels, dump_chan_list(), MAX_BCHANS, and misdn_stack::port.
Referenced by handle_frm().
00469 { 00470 00471 cb_log(4,stack->port,"set_chan_in_stack: %d\n",channel); 00472 dump_chan_list(stack); 00473 if (channel >=1 && channel <= MAX_BCHANS) { 00474 if (!stack->channels[channel-1]) 00475 stack->channels[channel-1] = 1; 00476 else { 00477 cb_log(4,stack->port,"channel already in use:%d\n", channel ); 00478 return -1; 00479 } 00480 } else { 00481 cb_log(0,stack->port,"couldn't set channel %d in\n", channel ); 00482 return -1; 00483 } 00484 00485 return 0; 00486 }
int setup_bc | ( | struct misdn_bchannel * | bc | ) |
Definition at line 957 of file isdn_lib.c.
References misdn_stack::b_num, misdn_bchannel::b_stid, misdn_stack::b_stids, misdn_stack::bc, misdn_bchannel::bc_state, bc_state2str(), BCHAN_CLEANED, cb_log, misdn_bchannel::channel, get_stack_by_bc(), misdn_stack::midev, misdn_stack::port, and misdn_bchannel::port.
Referenced by handle_event(), misdn_lib_send_event(), and misdn_lib_setup_bc().
00958 { 00959 unsigned char buff[1025]; 00960 int midev; 00961 int channel; 00962 int b_stid; 00963 int i; 00964 mISDN_pid_t pid; 00965 int ret; 00966 00967 struct misdn_stack *stack=get_stack_by_bc(bc); 00968 00969 if (!stack) { 00970 cb_log(0, bc->port, "setup_bc: NO STACK FOUND!!\n"); 00971 return -1; 00972 } 00973 00974 midev = stack->midev; 00975 channel = bc->channel - 1 - (bc->channel > 16); 00976 b_stid = stack->b_stids[channel >= 0 ? channel : 0]; 00977 00978 switch (bc->bc_state) { 00979 case BCHAN_CLEANED: 00980 break; 00981 default: 00982 cb_log(4, stack->port, "$$$ bc already setup stid :%x (state:%s)\n", b_stid, bc_state2str(bc->bc_state) ); 00983 return -1; 00984 } 00985 00986 cb_log(5, stack->port, "$$$ Setting up bc with stid :%x\n", b_stid); 00987 00988 /*check if the b_stid is already initialized*/ 00989 for (i=0; i <= stack->b_num; i++) { 00990 if (stack->bc[i].b_stid == b_stid) { 00991 cb_log(0, bc->port, "setup_bc: b_stid:%x already in use !!!\n", b_stid); 00992 return -1; 00993 } 00994 } 00995 00996 if (b_stid <= 0) { 00997 cb_log(0, stack->port," -- Stid <=0 at the moment in channel:%d\n",channel); 00998 00999 bc_state_change(bc,BCHAN_ERROR); 01000 return 1; 01001 } 01002 01003 bc->b_stid = b_stid; 01004 01005 { 01006 layer_info_t li; 01007 memset(&li, 0, sizeof(li)); 01008 01009 li.object_id = -1; 01010 li.extentions = 0; 01011 01012 li.st = bc->b_stid; /* given idx */ 01013 01014 01015 #define MISDN_DSP 01016 #ifndef MISDN_DSP 01017 bc->nodsp=1; 01018 #endif 01019 if ( bc->hdlc || bc->nodsp) { 01020 cb_log(4, stack->port,"setup_bc: without dsp\n"); 01021 { 01022 int l = sizeof(li.name); 01023 strncpy(li.name, "B L3", l); 01024 li.name[l-1] = 0; 01025 } 01026 li.pid.layermask = ISDN_LAYER((3)); 01027 li.pid.protocol[3] = ISDN_PID_L3_B_USER; 01028 01029 bc->layer=3; 01030 } else { 01031 cb_log(4, stack->port,"setup_bc: with dsp\n"); 01032 { 01033 int l = sizeof(li.name); 01034 strncpy(li.name, "B L4", l); 01035 li.name[l-1] = 0; 01036 } 01037 li.pid.layermask = ISDN_LAYER((4)); 01038 li.pid.protocol[4] = ISDN_PID_L4_B_USER; 01039 01040 bc->layer=4; 01041 } 01042 01043 ret = mISDN_new_layer(midev, &li); 01044 if (ret ) { 01045 cb_log(0, stack->port,"New Layer Err: %d %s\n",ret,strerror(errno)); 01046 01047 bc_state_change(bc,BCHAN_ERROR); 01048 return(-EINVAL); 01049 } 01050 01051 bc->layer_id = li.id; 01052 } 01053 01054 memset(&pid, 0, sizeof(pid)); 01055 01056 01057 01058 cb_log(4, stack->port," --> Channel is %d\n", bc->channel); 01059 01060 if (bc->nodsp) { 01061 cb_log(2, stack->port," --> TRANSPARENT Mode (no DSP, no HDLC)\n"); 01062 pid.protocol[1] = ISDN_PID_L1_B_64TRANS; 01063 pid.protocol[2] = ISDN_PID_L2_B_TRANS; 01064 pid.protocol[3] = ISDN_PID_L3_B_USER; 01065 pid.layermask = ISDN_LAYER((1)) | ISDN_LAYER((2)) | ISDN_LAYER((3)); 01066 01067 } else if ( bc->hdlc ) { 01068 cb_log(2, stack->port," --> HDLC Mode\n"); 01069 pid.protocol[1] = ISDN_PID_L1_B_64HDLC ; 01070 pid.protocol[2] = ISDN_PID_L2_B_TRANS ; 01071 pid.protocol[3] = ISDN_PID_L3_B_USER; 01072 pid.layermask = ISDN_LAYER((1)) | ISDN_LAYER((2)) | ISDN_LAYER((3)) ; 01073 } else { 01074 cb_log(2, stack->port," --> TRANSPARENT Mode\n"); 01075 pid.protocol[1] = ISDN_PID_L1_B_64TRANS; 01076 pid.protocol[2] = ISDN_PID_L2_B_TRANS; 01077 pid.protocol[3] = ISDN_PID_L3_B_DSP; 01078 pid.protocol[4] = ISDN_PID_L4_B_USER; 01079 pid.layermask = ISDN_LAYER((1)) | ISDN_LAYER((2)) | ISDN_LAYER((3)) | ISDN_LAYER((4)); 01080 01081 } 01082 01083 ret = mISDN_set_stack(midev, bc->b_stid, &pid); 01084 01085 if (ret){ 01086 cb_log(0, stack->port,"$$$ Set Stack Err: %d %s\n",ret,strerror(errno)); 01087 01088 mISDN_write_frame(midev, buff, bc->layer_id, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); 01089 01090 bc_state_change(bc,BCHAN_ERROR); 01091 cb_event(EVENT_BCHAN_ERROR, bc, glob_mgr->user_data); 01092 return(-EINVAL); 01093 } 01094 01095 ret = mISDN_get_setstack_ind(midev, bc->layer_id); 01096 01097 if (ret) { 01098 cb_log(0, stack->port,"$$$ Set StackIND Err: %d %s\n",ret,strerror(errno)); 01099 mISDN_write_frame(midev, buff, bc->layer_id, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); 01100 01101 bc_state_change(bc,BCHAN_ERROR); 01102 cb_event(EVENT_BCHAN_ERROR, bc, glob_mgr->user_data); 01103 return(-EINVAL); 01104 } 01105 01106 ret = mISDN_get_layerid(midev, bc->b_stid, bc->layer) ; 01107 01108 bc->addr = ret>0? ret : 0; 01109 01110 if (!bc->addr) { 01111 cb_log(0, stack->port,"$$$ Get Layerid Err: %d %s\n",ret,strerror(errno)); 01112 mISDN_write_frame(midev, buff, bc->layer_id, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); 01113 01114 bc_state_change(bc,BCHAN_ERROR); 01115 cb_event(EVENT_BCHAN_ERROR, bc, glob_mgr->user_data); 01116 return (-EINVAL); 01117 } 01118 01119 manager_bchannel_activate(bc); 01120 01121 bc_state_change(bc,BCHAN_ACTIVATED); 01122 01123 return 0; 01124 }
static void stack_destroy | ( | struct misdn_stack * | stack | ) | [static] |
Definition at line 1383 of file isdn_lib.c.
References misdn_stack::lower_id, misdn_stack::midev, misdn_stack::nst, misdn_stack::nt, and misdn_stack::upper_id.
Referenced by misdn_lib_destroy().
01384 { 01385 char buf[1024]; 01386 if (!stack) return; 01387 01388 if (stack->nt) { 01389 cleanup_Isdnl2(&stack->nst); 01390 cleanup_Isdnl3(&stack->nst); 01391 } 01392 01393 if (stack->lower_id) 01394 mISDN_write_frame(stack->midev, buf, stack->lower_id, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); 01395 01396 if (stack->upper_id) 01397 mISDN_write_frame(stack->midev, buf, stack->upper_id, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); 01398 }
void stack_holder_add | ( | struct misdn_stack * | stack, | |
struct misdn_bchannel * | holder | |||
) |
Definition at line 4341 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().
04342 { 04343 struct misdn_bchannel *help; 04344 cb_log(4,stack->port, "*HOLDER: add %x\n",holder->l3_id); 04345 04346 holder->stack_holder=1; 04347 holder->next=NULL; 04348 04349 if (!stack->holding) { 04350 stack->holding = holder; 04351 return; 04352 } 04353 04354 for (help=stack->holding; 04355 help; 04356 help=help->next) { 04357 if (!help->next) { 04358 help->next=holder; 04359 break; 04360 } 04361 } 04362 04363 }
struct misdn_bchannel * stack_holder_find | ( | struct misdn_stack * | stack, | |
unsigned long | l3id | |||
) |
Definition at line 4413 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(), and handle_event_nt().
04414 { 04415 struct misdn_bchannel *help; 04416 04417 cb_log(4,stack?stack->port:0, "*HOLDER: find %lx\n",l3id); 04418 04419 if (!stack) return NULL; 04420 04421 for (help=stack->holding; 04422 help; 04423 help=help->next) { 04424 if (help->l3_id == l3id) { 04425 cb_log(4,stack->port, "*HOLDER: found bc\n"); 04426 return help; 04427 } 04428 } 04429 04430 cb_log(4,stack->port, "*HOLDER: find nothing\n"); 04431 return NULL; 04432 }
struct misdn_bchannel * stack_holder_find_bychan | ( | struct misdn_stack * | stack, | |
int | chan | |||
) |
Definition at line 4391 of file isdn_lib.c.
References cb_log, misdn_bchannel::channel, misdn_stack::holding, misdn_bchannel::next, and misdn_stack::port.
04392 { 04393 struct misdn_bchannel *help; 04394 04395 cb_log(4,stack?stack->port:0, "*HOLDER: find_bychan %c\n", chan); 04396 04397 if (!stack) return NULL; 04398 04399 for (help=stack->holding; 04400 help; 04401 help=help->next) { 04402 if (help->channel == chan) { 04403 cb_log(4,stack->port, "*HOLDER: found_bychan bc\n"); 04404 return help; 04405 } 04406 } 04407 04408 cb_log(4,stack->port, "*HOLDER: find_bychan nothing\n"); 04409 return NULL; 04410 04411 }
void stack_holder_remove | ( | struct misdn_stack * | stack, | |
struct misdn_bchannel * | holder | |||
) |
Definition at line 4365 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().
04366 { 04367 struct misdn_bchannel *h1; 04368 04369 if (!holder->stack_holder) return; 04370 04371 holder->stack_holder=0; 04372 04373 cb_log(4,stack->port, "*HOLDER: remove %x\n",holder->l3_id); 04374 if (!stack || ! stack->holding) return; 04375 04376 if (holder == stack->holding) { 04377 stack->holding = stack->holding->next; 04378 return; 04379 } 04380 04381 for (h1=stack->holding; 04382 h1; 04383 h1=h1->next) { 04384 if (h1->next == holder) { 04385 h1->next=h1->next->next; 04386 return ; 04387 } 04388 } 04389 }
static struct misdn_stack* stack_init | ( | int | midev, | |
int | port, | |||
int | ptp | |||
) | [static] |
Definition at line 1198 of file isdn_lib.c.
References misdn_stack::b_num, misdn_stack::b_stids, cb_log, misdn_stack::channels, misdn_stack::d_stid, misdn_stack::downqueue, misdn_stack::holding, malloc, MAX_BCHANS, misdn_stack::midev, misdn_stack::nt, misdn_stack::port, misdn_stack::pri, misdn_stack::ptp, and misdn_stack::upqueue.
Referenced by misdn_lib_init().
01199 { 01200 int ret; 01201 unsigned char buff[1025]; 01202 iframe_t *frm = (iframe_t *)buff; 01203 stack_info_t *stinf; 01204 int i; 01205 layer_info_t li; 01206 01207 struct misdn_stack *stack = malloc(sizeof(struct misdn_stack)); 01208 if (!stack ) return NULL; 01209 01210 01211 cb_log(8, port, "Init. Stack.\n"); 01212 01213 memset(stack,0,sizeof(struct misdn_stack)); 01214 01215 for (i=0; i<MAX_BCHANS + 1; i++ ) stack->channels[i]=0; 01216 01217 stack->port=port; 01218 stack->midev=midev; 01219 stack->ptp=ptp; 01220 01221 stack->holding=NULL; 01222 stack->pri=0; 01223 01224 msg_queue_init(&stack->downqueue); 01225 msg_queue_init(&stack->upqueue); 01226 01227 /* query port's requirements */ 01228 ret = mISDN_get_stack_info(midev, port, buff, sizeof(buff)); 01229 if (ret < 0) { 01230 cb_log(0, port, "%s: Cannot get stack info for this port. (ret=%d)\n", __FUNCTION__, ret); 01231 return(NULL); 01232 } 01233 01234 stinf = (stack_info_t *)&frm->data.p; 01235 01236 stack->d_stid = stinf->id; 01237 stack->b_num = stinf->childcnt; 01238 01239 for (i=0; i<=stinf->childcnt; i++) 01240 stack->b_stids[i] = stinf->child[i]; 01241 01242 switch(stinf->pid.protocol[0] & ~ISDN_PID_FEATURE_MASK) { 01243 case ISDN_PID_L0_TE_S0: 01244 stack->nt=0; 01245 break; 01246 case ISDN_PID_L0_NT_S0: 01247 cb_log(8, port, "NT Stack\n"); 01248 01249 stack->nt=1; 01250 break; 01251 case ISDN_PID_L0_TE_E1: 01252 cb_log(8, port, "TE S2M Stack\n"); 01253 stack->nt=0; 01254 stack->pri=1; 01255 break; 01256 case ISDN_PID_L0_NT_E1: 01257 cb_log(8, port, "TE S2M Stack\n"); 01258 stack->nt=1; 01259 stack->pri=1; 01260 01261 break; 01262 default: 01263 cb_log(0, port, "this is a unknown port type 0x%08x\n", stinf->pid.protocol[0]); 01264 01265 } 01266 01267 if (!stack->nt) { 01268 if (stinf->pid.protocol[2] & ISDN_PID_L2_DF_PTP ) { 01269 stack->ptp = 1; 01270 } else { 01271 stack->ptp = 0; 01272 } 01273 } 01274 01275 { 01276 int ret; 01277 int nt=stack->nt; 01278 01279 cb_log(8, port, "Init. Stack.\n"); 01280 01281 memset(&li, 0, sizeof(li)); 01282 { 01283 int l = sizeof(li.name); 01284 strncpy(li.name,nt?"net l2":"user l4", l); 01285 li.name[l-1] = 0; 01286 } 01287 li.object_id = -1; 01288 li.extentions = 0; 01289 li.pid.protocol[nt?2:4] = nt?ISDN_PID_L2_LAPD_NET:ISDN_PID_L4_CAPI20; 01290 li.pid.layermask = ISDN_LAYER((nt?2:4)); 01291 li.st = stack->d_stid; 01292 01293 01294 ret = mISDN_new_layer(midev, &li); 01295 if (ret) { 01296 cb_log(0, port, "%s: Cannot add layer %d to this port.\n", __FUNCTION__, nt?2:4); 01297 return(NULL); 01298 } 01299 01300 01301 stack->upper_id = li.id; 01302 ret = mISDN_register_layer(midev, stack->d_stid, stack->upper_id); 01303 if (ret) 01304 { 01305 cb_log(0,port,"Cannot register layer %d of this port.\n", nt?2:4); 01306 return(NULL); 01307 } 01308 01309 stack->lower_id = mISDN_get_layerid(midev, stack->d_stid, nt?1:3); 01310 if (stack->lower_id < 0) { 01311 cb_log(0, port, "%s: Cannot get layer(%d) id of this port.\n", __FUNCTION__, nt?1:3); 01312 return(NULL); 01313 } 01314 01315 stack->upper_id = mISDN_get_layerid(midev, stack->d_stid, nt?2:4); 01316 if (stack->upper_id < 0) { 01317 cb_log(0, port, "%s: Cannot get layer(%d) id of this port.\n", __FUNCTION__, 2); 01318 return(NULL); 01319 } 01320 01321 cb_log(8, port, "NT Stacks upper_id %x\n",stack->upper_id); 01322 01323 01324 /* create nst (nt-mode only) */ 01325 if (nt) { 01326 01327 memset(&stack->nst, 0, sizeof(net_stack_t)); 01328 memset(&stack->mgr, 0, sizeof(manager_t)); 01329 01330 stack->mgr.nst = &stack->nst; 01331 stack->nst.manager = &stack->mgr; 01332 01333 stack->nst.l3_manager = handle_event_nt; 01334 stack->nst.device = midev; 01335 stack->nst.cardnr = port; 01336 stack->nst.d_stid = stack->d_stid; 01337 01338 stack->nst.feature = FEATURE_NET_HOLD; 01339 if (stack->ptp) 01340 stack->nst.feature |= FEATURE_NET_PTP; 01341 if (stack->pri) 01342 stack->nst.feature |= FEATURE_NET_CRLEN2 | FEATURE_NET_EXTCID; 01343 01344 stack->nst.l1_id = stack->lower_id; 01345 stack->nst.l2_id = stack->upper_id; 01346 01347 msg_queue_init(&stack->nst.down_queue); 01348 01349 Isdnl2Init(&stack->nst); 01350 Isdnl3Init(&stack->nst); 01351 01352 } 01353 01354 if (!stack->nt) { 01355 /*assume L1 is up, we'll get DEACTIVATES soon, for non 01356 * up L1s*/ 01357 stack->l1link=0; 01358 } 01359 stack->l1link=0; 01360 stack->l2link=0; 01361 #if 0 01362 if (!stack->nt) { 01363 misdn_lib_get_short_status(stack); 01364 } else { 01365 misdn_lib_get_l1_up(stack); 01366 if (!stack->ptp) misdn_lib_get_l1_up(stack); 01367 misdn_lib_get_l2_up(stack); 01368 } 01369 #endif 01370 01371 misdn_lib_get_short_status(stack); 01372 misdn_lib_get_l1_up(stack); 01373 misdn_lib_get_l2_up(stack); 01374 01375 } 01376 01377 cb_log(8,0,"stack_init: port:%d lowerId:%x upperId:%x\n",stack->port,stack->lower_id, stack->upper_id); 01378 01379 return stack; 01380 }
void te_lib_destroy | ( | int | midev | ) |
Definition at line 3087 of file isdn_lib.c.
References cb_log, and entity.
Referenced by misdn_lib_destroy().
03088 { 03089 char buf[1024]; 03090 mISDN_write_frame(midev, buf, 0, MGR_DELENTITY | REQUEST, entity, 0, NULL, TIMEOUT_1SEC); 03091 03092 cb_log(4, 0, "Entity deleted\n"); 03093 mISDN_close(midev); 03094 cb_log(4, 0, "midev closed\n"); 03095 }
int te_lib_init | ( | void | ) |
App Interface
Definition at line 3060 of file isdn_lib.c.
References entity, errno, and misdn_lib::midev.
Referenced by misdn_lib_init().
03060 { 03061 char buff[1025] = ""; 03062 iframe_t *frm=(iframe_t*)buff; 03063 int midev=mISDN_open(); 03064 int ret; 03065 03066 if (midev<=0) return midev; 03067 03068 /* create entity for layer 3 TE-mode */ 03069 mISDN_write_frame(midev, buff, 0, MGR_NEWENTITY | REQUEST, 0, 0, NULL, TIMEOUT_1SEC); 03070 ret = mISDN_read_frame(midev, frm, sizeof(iframe_t), 0, MGR_NEWENTITY | CONFIRM, TIMEOUT_1SEC); 03071 03072 if (ret < mISDN_HEADER_LEN) { 03073 noentity: 03074 fprintf(stderr, "cannot request MGR_NEWENTITY from mISDN: %s\n",strerror(errno)); 03075 exit(-1); 03076 } 03077 03078 entity = frm->dinfo & 0xffff ; 03079 03080 if (!entity) 03081 goto noentity; 03082 03083 return midev; 03084 03085 }
static int test_inuse | ( | struct misdn_bchannel * | bc | ) | [static] |
Definition at line 3127 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().
03128 { 03129 struct timeval now; 03130 gettimeofday(&now, NULL); 03131 if (!bc->in_use) { 03132 if (misdn_lib_port_is_pri(bc->port) && bc->last_used.tv_sec == now.tv_sec ) { 03133 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); 03134 return 1; 03135 } 03136 03137 03138 cb_log(3,bc->port, "channel with stid:%x not in use!\n", bc->b_stid); 03139 return 0; 03140 } 03141 03142 cb_log(2,bc->port, "channel with stid:%x in use!\n", bc->b_stid); 03143 return 1; 03144 }
int entity [static] |
char flip_table[256] [static] |
Definition at line 244 of file isdn_lib.c.
Referenced by do_tone(), find_bc_by_addr(), find_bc_by_confid(), find_stack_by_addr(), find_stack_by_mgr(), find_stack_by_port(), get_misdn_stack(), handle_bchan(), handle_cr(), handle_event_nt(), handle_frm(), handle_l1(), handle_l2(), handle_timers(), manager_event_handler(), manager_find_bc_by_pid(), manager_ph_control(), manager_ph_control_block(), misdn_lib_destroy(), misdn_lib_get_free_bc(), misdn_lib_get_port_down(), misdn_lib_get_port_info(), misdn_lib_get_port_up(), misdn_lib_init(), misdn_lib_isdn_l1watcher(), misdn_lib_port_restart(), misdn_lib_port_up(), misdn_lib_reinit_nt_stack(), misdn_lib_send_event(), misdn_lib_send_tone(), misdn_tx_jitter(), and queue_cleanup_bc().
enum global_states global_state = MISDN_INITIALIZING [static] |
Definition at line 174 of file isdn_lib.c.
Referenced by clear_l3(), handle_l1(), and misdn_lib_destroy().
sem_t handler_started |
Definition at line 3869 of file isdn_lib.c.
Msg Array
Definition at line 1158 of file isdn_msg_parser.c.
Referenced by handle_event_nt(), handle_frm(), handle_l1(), manager_isdn_get_info(), and misdn_lib_send_event().
int mypid = 1 [static] |
int new_te_id = 0 [static] |
Definition at line 772 of file isdn_lib.c.
int nt_err_cnt = 0 [static] |
char tone_425_flip[TONE_425_SIZE] |
char tone_silence_flip[TONE_SILENCE_SIZE] |