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Code Issues Releases Wiki Activity

* removed unneeded bc->state field

Browse Source 
* added statefullness for bchannel activation/deactivation
* fixed a lot PCM bridging issues
* some debugging logs are now on a higher loglevel



git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@17128 65c4cc65-6c06-0410-ace0-fbb531ad65f3
1.4
Christian Richter 19 years ago
parent 1b6d24a09e
commit a096fbd87d
3 changed files with 353 additions and 125 deletions
Show Stats Download Patch File Download Diff File

58
channels/chan_misdn.c
Unescape View File

@ -668,6 +668,7 @@ static void print_bc_info (int fd, struct chan_list* help, struct misdn_bchannel
" --> bc_l3id: %x\n"
" --> display: %s\n"
" --> activated: %d\n"
" --> state: %s\n"
" --> capability: %s\n"
" --> echo_cancel: %d\n"
" --> notone : rx %d tx:%d\n"
@ -680,6 +681,7 @@ static void print_bc_info (int fd, struct chan_list* help, struct misdn_bchannel
bc->display,
bc->active,
bc_state2str(bc->bc_state),
bearer2str(bc->capability),
bc->ec_enable,
help->norxtone,help->notxtone,
@ -2032,6 +2034,14 @@ static struct ast_frame *misdn_read(struct ast_channel *ast)
len = misdn_ibuf_usedcount(tmp->bc->astbuf);
if (!len) {
chan_misdn_log(4,tmp->bc->port,"misdn_read: ZERO READ\n");
tmp->frame.frametype = AST_FRAME_NULL;
tmp->frame.subclass = 0;
return &tmp->frame;
}
/*shrinken len if necessary, we transmit at maximum 4k*/
len = len<=sizeof(tmp->ast_rd_buf)?len:sizeof(tmp->ast_rd_buf);
@ -2080,7 +2090,7 @@ static int misdn_write(struct ast_channel *ast, struct ast_frame *frame)
if ( !frame->subclass) {
chan_misdn_log(2, ch->bc->port, "misdn_write: * prods us\n");
chan_misdn_log(4, ch->bc->port, "misdn_write: * prods us\n");
return 0;
}
@ -2091,6 +2101,16 @@ static int misdn_write(struct ast_channel *ast, struct ast_frame *frame)
}
if ( !frame->samples ) {
chan_misdn_log(4, ch->bc->port, "misdn_write: zero write\n");
return 0;
}
if ( ! ch->bc->addr ) {
chan_misdn_log(4, ch->bc->port, "misdn_write: no addr for bc dropping:%d\n", frame->samples);
return 0;
}
#if MISDN_DEBUG
{
int i, max=5>frame->samples?frame->samples:5;
@ -2103,8 +2123,12 @@ static int misdn_write(struct ast_channel *ast, struct ast_frame *frame)
#endif
if (!ch->bc->active) {
chan_misdn_log(5, ch->bc->port, "BC not active droping: %d frames\n",frame->samples);
switch (ch->bc->bc_state) {
case BCHAN_ACTIVATED:
case BCHAN_BRIDGED:
break;
default:
chan_misdn_log(5, ch->bc->port, "BC not active (nor bridged) droping: %d frames addr:%x\n",frame->samples,ch->bc->addr);
return 0;
}
@ -2166,13 +2190,13 @@ enum ast_bridge_result misdn_bridge (struct ast_channel *c0,
if ( !ecwb ) {
chan_misdn_log(2, ch1->bc->port, "Disabling Echo Cancellor when Bridged\n");
ch1->bc->ec_enable=0;
manager_ec_disable(ch1->bc);
/* manager_ec_disable(ch1->bc); */
}
misdn_cfg_get( ch2->bc->port, MISDN_CFG_ECHOCANCELWHENBRIDGED, &ecwb, sizeof(int));
if ( !ecwb ) {
chan_misdn_log(2, ch2->bc->port, "Disabling Echo Cancellor when Bridged\n");
ch2->bc->ec_enable=0;
manager_ec_disable(ch2->bc);
/* manager_ec_disable(ch2->bc); */
}
/* trying to make a mISDN_dsp conference */
@ -2707,7 +2731,7 @@ static struct chan_list *find_chan_by_l3id(struct chan_list *list, unsigned long
if (help->l3id == l3id ) return help;
}
chan_misdn_log(4, list? (list->bc? list->bc->port : 0) : 0, "$$$ find_chan: No channel found with l3id:%x\n",l3id);
chan_misdn_log(6, list? (list->bc? list->bc->port : 0) : 0, "$$$ find_chan: No channel found with l3id:%x\n",l3id);
return NULL;
}
@ -2719,7 +2743,7 @@ static struct chan_list *find_chan_by_bc(struct chan_list *list, struct misdn_bc
if (help->bc == bc) return help;
}
chan_misdn_log(4, bc->port, "$$$ find_chan: No channel found for oad:%s dad:%s\n",bc->oad,bc->dad);
chan_misdn_log(6, bc->port, "$$$ find_chan: No channel found for oad:%s dad:%s\n",bc->oad,bc->dad);
return NULL;
}
@ -2729,14 +2753,14 @@ static struct chan_list *find_holded(struct chan_list *list, struct misdn_bchann
{
struct chan_list *help=list;
chan_misdn_log(4, bc->port, "$$$ find_holded: channel:%d oad:%s dad:%s\n",bc->channel, bc->oad,bc->dad);
chan_misdn_log(6, bc->port, "$$$ find_holded: channel:%d oad:%s dad:%s\n",bc->channel, bc->oad,bc->dad);
for (;help; help=help->next) {
chan_misdn_log(4, bc->port, "$$$ find_holded: --> holded:%d channel:%d\n",help->bc->holded, help->bc->channel);
if (help->bc->port == bc->port
&& help->bc->holded ) return help;
}
chan_misdn_log(4, bc->port, "$$$ find_chan: No channel found for oad:%s dad:%s\n",bc->oad,bc->dad);
chan_misdn_log(6, bc->port, "$$$ find_chan: No channel found for oad:%s dad:%s\n",bc->oad,bc->dad);
return NULL;
}
@ -3068,6 +3092,7 @@ cb_events(enum event_e event, struct misdn_bchannel *bc, void *user_data)
if (event != EVENT_BCHAN_DATA && event != EVENT_TONE_GENERATE) { /* Debug Only Non-Bchan */
chan_misdn_log(1, bc->port, "I IND :%s oad:%s dad:%s\n", manager_isdn_get_info(event), bc->oad, bc->dad);
misdn_lib_log_ies(bc);
chan_misdn_log(2,bc->port," --> bc_state:%s\n",bc_state2str(bc->bc_state));
}
if (event != EVENT_SETUP) {
@ -3468,8 +3493,6 @@ cb_events(enum event_e event, struct misdn_bchannel *bc, void *user_data)
misdn_lib_send_event(bc,EVENT_CONNECT_ACKNOWLEDGE);
case EVENT_CONNECT_ACKNOWLEDGE:
{
bc->state=STATE_CONNECTED;
ch->l3id=bc->l3_id;
ch->addr=bc->addr;
@ -3593,7 +3616,6 @@ cb_events(enum event_e event, struct misdn_bchannel *bc, void *user_data)
int len=bc->bframe_len;
int free=misdn_ibuf_freecount(bc->astbuf);
if (bc->bframe_len > free) {
ast_log(LOG_DEBUG, "sbuf overflow!\n");
len=misdn_ibuf_freecount(bc->astbuf);
@ -3693,13 +3715,17 @@ cb_events(enum event_e event, struct misdn_bchannel *bc, void *user_data)
}
}
#endif
struct ast_channel *bridged=AST_BRIDGED_P(ch->ast);
if (AST_BRIDGED_P(ch->ast)){
if (bridged){
struct chan_list *bridged_ch=MISDN_ASTERISK_TECH_PVT(bridged);
ch->state = MISDN_HOLDED;
ch->l3id = bc->l3_id;
ast_moh_start(AST_BRIDGED_P(ch->ast), NULL);
bc->holded_bc=bridged_ch->bc;
misdn_lib_send_event(bc, EVENT_HOLD_ACKNOWLEDGE);
ast_moh_start(bridged, NULL);
} else {
misdn_lib_send_event(bc, EVENT_HOLD_REJECT);
chan_misdn_log(0, bc->port, "We aren't bridged to anybody\n");
@ -3734,6 +3760,10 @@ cb_events(enum event_e event, struct misdn_bchannel *bc, void *user_data)
break;
case EVENT_RESTART:
break;
default:
ast_log(LOG_WARNING, "Got Unknown Event\n");
break;

342
channels/misdn/isdn_lib.c
Unescape View File

@ -14,6 +14,11 @@
#include "isdn_lib_intern.h"
#include <mISDNuser/isdn_debug.h>
void misdn_join_conf(struct misdn_bchannel *bc, int conf_id);
void misdn_split_conf(struct misdn_bchannel *bc, int conf_id);
void misdn_free_ibuffer(void *ibuf)
{
free_ibuffer((ibuffer_t*)ibuf);
@ -389,7 +394,7 @@ void dump_chan_list(struct misdn_stack *stack)
int i;
for (i=0; i <stack->b_num; i++) {
cb_log(5, stack->port, "Idx:%d stack->cchan:%d Chan:%d\n",i,stack->channels[i], i+1);
cb_log(8, stack->port, "Idx:%d stack->cchan:%d Chan:%d\n",i,stack->channels[i], i+1);
}
}
@ -431,16 +436,72 @@ int empty_chan_in_stack(struct misdn_stack *stack, int channel)
return 0;
}
char *bc_state2str(enum bchannel_state state) {
int i;
struct bchan_state_s {
char *n;
enum bchannel_state s;
} states[] = {
{"BCHAN_CLEANED", BCHAN_CLEANED },
{"BCHAN_EMPTY", BCHAN_EMPTY},
{"BCHAN_SETUP", BCHAN_SETUP},
{"BCHAN_SETUPED", BCHAN_SETUPED},
{"BCHAN_ACTIVE", BCHAN_ACTIVE},
{"BCHAN_ACTIVATED", BCHAN_ACTIVATED},
{"BCHAN_BRIDGE", BCHAN_BRIDGE},
{"BCHAN_BRIDGED", BCHAN_BRIDGED},
{"BCHAN_RELEASE", BCHAN_RELEASE},
{"BCHAN_RELEASED", BCHAN_RELEASED},
{"BCHAN_CLEAN", BCHAN_CLEAN},
{"BCHAN_ERROR", BCHAN_ERROR}
};
for (i=0; i< sizeof(states)/sizeof(struct bchan_state_s); i++)
if ( states[i].s == state)
return states[i].n;
return "UNKNOWN";
}
void bc_state_change(struct misdn_bchannel *bc, enum bchannel_state state)
{
cb_log(3,bc->port,"BC_STATE_CHANGE: from:%s to:%s\n",
bc_state2str(bc->bc_state),
bc_state2str(state) );
switch (state) {
case BCHAN_ACTIVATED:
if (bc->next_bc_state == BCHAN_BRIDGED) {
misdn_join_conf(bc, bc->conf_id);
bc->next_bc_state = BCHAN_EMPTY;
return;
}
default:
bc->bc_state=state;
break;
}
}
void bc_next_state_change(struct misdn_bchannel *bc, enum bchannel_state state)
{
cb_log(3,bc->port,"BC_NEXT_STATE_CHANGE: from:%s to:%s\n",
bc_state2str(bc->next_bc_state),
bc_state2str(state) );
bc->next_bc_state=state;
}
void empty_bc(struct misdn_bchannel *bc)
{
bc->bframe_len=0;
bc->state=STATE_NOTHING;
bc->channel = 0;
bc->in_use = 0;
bc->conf_id = 0;
bc->need_more_infos = 0;
bc->send_dtmf=0;
@ -510,6 +571,11 @@ void empty_bc(struct misdn_bchannel *bc)
bc->fac_type=FACILITY_NONE;
bc->te_choose_channel = 0;
bc->holded_bc=NULL;
bc_state_change(bc,BCHAN_EMPTY);
bc_next_state_change(bc,BCHAN_EMPTY);
}
@ -519,42 +585,43 @@ int clean_up_bc(struct misdn_bchannel *bc)
unsigned char buff[32];
struct misdn_stack * stack;
cb_log(2, 0, "$$$ CLEANUP CALLED\n");
if (!bc ) return -1;
stack=get_stack_by_bc(bc);
if (!stack) return -1;
if (!bc->upset) {
switch (bc->bc_state ) {
case BCHAN_CLEANED:
cb_log(5, stack->port, "$$$ Already cleaned up bc with stid :%x\n", bc->b_stid);
return -1;
}
if (bc->active) {
case BCHAN_ACTIVATED:
cb_log(2, stack->port, "$$$ bc still active, deactivatiing .. stid :%x\n", bc->b_stid);
manager_bchannel_deactivate(bc);
break;
case BCHAN_BRIDGED:
cb_log(2, stack->port, "$$$ bc still bridged\n");
default:
break;
}
cb_log(5, stack->port, "$$$ Cleaning up bc with stid :%x\n", bc->b_stid);
if ( misdn_cap_is_speech(bc->capability) && bc->ec_enable) {
manager_ec_disable(bc);
}
mISDN_write_frame(stack->midev, buff, bc->addr|FLG_MSG_DOWN, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC);
#ifdef ACK_HDLC
if (bc->ack_hdlc ) {
free(bc->ack_hdlc);
bc->ack_hdlc=NULL;
}
#endif
cb_log(2, stack->port, "$$$ CLEARING STACK\n");
/*mISDN_clear_stack(stack->midev,bc->b_stid);*/
mISDN_write_frame(stack->midev, buff, bc->addr|FLG_MSG_DOWN, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC);
bc->b_stid = 0;
bc->upset=0;
bc_state_change(bc, BCHAN_CLEANED);
return ret;
}
@ -818,14 +885,9 @@ int setup_bc(struct misdn_bchannel *bc)
int channel=bc->channel-1-(bc->channel>16);
int b_stid=stack->b_stids[channel>=0?channel:0];
#if 0
if (bc->hdlc) {
clean_up_bc(bc);
}
#endif
if (bc->upset) {
cb_log(4, stack->port, "$$$ bc already upsetted stid :%x\n", b_stid);
if ( bc->bc_state != BCHAN_CLEANED) {
cb_log(4, stack->port, "$$$ bc already upsetted stid :%x (state:%s)\n", b_stid, bc_state2str(bc->bc_state) );
return -1;
}
@ -834,6 +896,7 @@ int setup_bc(struct misdn_bchannel *bc)
if (b_stid <= 0) {
cb_log(-1, stack->port," -- Stid <=0 at the moment in channel:%d\n",channel);
bc_state_change(bc,BCHAN_ERROR);
return 1;
}
@ -883,6 +946,7 @@ int setup_bc(struct misdn_bchannel *bc)
if (ret ) {
cb_log(-1, stack->port,"New Layer Err: %d %s\n",ret,strerror(errno));
bc_state_change(bc,BCHAN_ERROR);
return(-EINVAL);
}
@ -930,25 +994,18 @@ int setup_bc(struct misdn_bchannel *bc)
cb_log(5, stack->port,"$$$ Set Stack Err: %d %s\n",ret,strerror(errno));
mISDN_write_frame(midev, buff, bc->layer_id, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC);
bc_state_change(bc,BCHAN_ERROR);
return(-EINVAL);
}
#if 0
ret = mISDN_get_setstack_ind(midev, bc->layer_id );
if (ret){
cb_log(5, stack->port,"$$$ Get Set Stack Err: %d %s\n",ret,strerror(errno));
mISDN_write_frame(midev, buff, bc->layer_id, MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC);
return(-EINVAL);
}
bc_state_change(bc,BCHAN_SETUP);
#endif
/*manager_bchannel_deactivate(bc);*/
bc->upset=1;
manager_bchannel_deactivate(bc);
return 0;
}
@ -975,7 +1032,8 @@ int init_bc(struct misdn_stack *stack, struct misdn_bchannel *bc, int midev, in
empty_bc(bc);
bc->upset=0;
bc_state_change(bc, BCHAN_CLEANED);
bc->port=stack->port;
bc->nt=stack->nt?1:0;
@ -1378,7 +1436,7 @@ int handle_new_process(struct misdn_stack *stack, iframe_t *frm)
return -1;
}
cb_log(4, stack->port, " --> new_process: New L3Id: %x\n",frm->dinfo);
cb_log(7, stack->port, " --> new_process: New L3Id: %x\n",frm->dinfo);
bc->l3_id=frm->dinfo;
if (mypid>5000) mypid=0;
@ -1392,7 +1450,7 @@ int handle_cr ( struct misdn_stack *stack, iframe_t *frm)
switch (frm->prim) {
case CC_NEW_CR|INDICATION:
cb_log(4, stack->port, " --> lib: NEW_CR Ind with l3id:%x on this port.\n",frm->dinfo);
cb_log(7, stack->port, " --> lib: NEW_CR Ind with l3id:%x on this port.\n",frm->dinfo);
handle_new_process(stack, frm);
return 1;
case CC_NEW_CR|CONFIRM:
@ -1721,16 +1779,8 @@ handle_event_nt(void *dat, void *arg)
break;
case CC_RELEASE|CONFIRM:
{
/*struct misdn_bchannel *bc=find_bc_by_l3id(stack, hh->dinfo);
cb_log(3, stack->port, " --> RELEASE CONFIRM, doing nothin\n");
cb_event(EVENT_CLEANUP, bc, glob_mgr->user_data);
empty_chan_in_stack(stack,bc->channel);
empty_bc(bc);
free_msg(msg);
return 0;*/
}
break;
case CC_RELEASE|INDICATION:
break;
@ -1991,10 +2041,14 @@ int handle_bchan(msg_t *msg)
}
switch (frm->prim) {
case MGR_SETSTACK| CONFIRM:
cb_log(2, stack->port, "BCHAN: MGR_SETSTACK|CONFIRM \n");
break;
case MGR_SETSTACK| INDICATION:
cb_log(2, stack->port, "BCHAN: MGR_SETSTACK|IND \n");
bc->addr = mISDN_get_layerid(stack->midev, bc->b_stid, bc->layer);
if (!bc->addr) {
cb_log(0,stack->port,"$$$ Get Layer (%d) Id Error: %s\n",bc->layer,strerror(errno));
@ -2006,27 +2060,45 @@ int handle_bchan(msg_t *msg)
cb_log(4, stack->port," --> Got Adr %x\n", bc->addr);
bc->upset=2;
free_msg(msg);
if (bc->bc_state != BCHAN_SETUP) {
cb_log(4, stack->port," --> STATE WASN'T SETUP in SETSTACK|IND\n");
}
bc_state_change(bc,BCHAN_SETUPED);
manager_bchannel_activate(bc);
return 1;
case MGR_DELLAYER| INDICATION:
cb_log(2, stack->port, "BCHAN: MGR_DELLAYER|IND\n");
break;
case MGR_DELLAYER| CONFIRM:
cb_log(2, stack->port, "BCHAN: MGR_DELLAYER|CNF \n");
bc_state_change(bc,BCHAN_CLEANED);
free_msg(msg);
return 1;
case PH_ACTIVATE | INDICATION:
case DL_ESTABLISH | INDICATION:
cb_log(4, stack->port, "BCHAN: ACT Ind\n");
bc_state_change(bc,BCHAN_ACTIVATED);
free_msg(msg);
return 1;
case PH_ACTIVATE | CONFIRM:
case DL_ESTABLISH | CONFIRM:
bc_state_change(bc,BCHAN_ACTIVATED);
cb_log(4, stack->port, "BCHAN: bchan ACT Confirm\n");
free_msg(msg);
@ -2035,12 +2107,16 @@ int handle_bchan(msg_t *msg)
case PH_DEACTIVATE | INDICATION:
case DL_RELEASE | INDICATION:
cb_log (4, stack->port, "BCHAN: DeACT Ind\n");
bc_state_change(bc,BCHAN_RELEASED);
free_msg(msg);
return 1;
case PH_DEACTIVATE | CONFIRM:
case DL_RELEASE | CONFIRM:
cb_log(4, stack->port, "BCHAN: DeACT Conf\n");
bc_state_change(bc,BCHAN_RELEASED);
free_msg(msg);
return 1;
@ -2091,12 +2167,24 @@ int handle_bchan(msg_t *msg)
flip_buf_bits(bc->bframe, bc->bframe_len);
if (!bc->bframe_len) {
cb_log(2, stack->port, "DL_DATA INDICATION bc->addr:%x frm->addr:%x\n", bc->addr, frm->addr);
free_msg(msg);
return 1;
}
if ( (bc->addr&STACK_ID_MASK) != (frm->addr&STACK_ID_MASK) ) {
cb_log(2, stack->port, "DL_DATA INDICATION bc->addr:%x frm->addr:%x\n", bc->addr, frm->addr);
free_msg(msg);
return 1;
}
#if MISDN_DEBUG
cb_log(-1, stack->port, "DL_DATA INDICATION Len %d\n", frm->len);
#endif
if (bc->active && frm->len > 0) {
if ( (bc->bc_state == BCHAN_ACTIVATED) && frm->len > 0) {
if ( !do_tone(bc, frm->len) ) {
if ( misdn_cap_is_speech(bc->capability)) {
@ -2107,7 +2195,7 @@ int handle_bchan(msg_t *msg)
int i=cb_event( EVENT_BCHAN_DATA, bc, glob_mgr->user_data);
if (i<0) {
cb_log(5,stack->port,"cb_event returned <0\n");
cb_log(10,stack->port,"cb_event returned <0\n");
/*clean_up_bc(bc);*/
}
}
@ -2116,6 +2204,12 @@ int handle_bchan(msg_t *msg)
return 1;
}
case PH_CONTROL | CONFIRM:
cb_log(2, stack->port, "PH_CONTROL|CNF bc->addr:%x\n", frm->addr);
free_msg(msg);
return 1;
case PH_DATA | CONFIRM:
case DL_DATA|CONFIRM:
#if MISDN_DEBUG
@ -2125,12 +2219,6 @@ int handle_bchan(msg_t *msg)
#endif
free_msg(msg);
#ifdef ACK_HDLC
if (bc->hdlc) {
cb_log(4,stack->port,"Acknowledge Packet\n");
sem_post( (sem_t*)bc->ack_hdlc);
}
#endif
return 1;
case DL_DATA|RESPONSE:
#if MISDN_DEBUG
@ -2385,6 +2473,13 @@ int handle_mgmt(msg_t *msg)
struct misdn_stack * stack=find_stack_by_addr(frm->addr);
if (!stack) {
if (frm->prim == (MGR_DELLAYER|CONFIRM)) {
cb_log(2, 0, "MGMT: DELLAYER|CONFIRM Addr: %x !\n",
frm->addr) ;
free(msg);
return 1;
}
return 0;
}
@ -2707,6 +2802,7 @@ int misdn_lib_send_event(struct misdn_bchannel *bc, enum event_e event )
}
cb_log(1, stack->port, "I SEND:%s oad:%s dad:%s \n", isdn_get_info(msgs_g, event, 0), bc->oad, bc->dad);
cb_log(1, stack->port, " --> bc_state:%s\n",bc_state2str(bc->bc_state));
misdn_lib_log_ies(bc);
switch (event) {
@ -2782,14 +2878,22 @@ int misdn_lib_send_event(struct misdn_bchannel *bc, enum event_e event )
stack_holder_add(stack,holded_bc);
if (stack->nt) {
if (bc->bc_state == BCHAN_BRIDGED) {
misdn_split_conf(bc,bc->conf_id);
misdn_split_conf(bc->holded_bc,bc->holded_bc->conf_id);
/*bc_state_change(bc,BCHAN_SETUPED);
manager_bchannel_activate(bc);*/
}
empty_chan_in_stack(stack,bc->channel);
empty_bc(bc);
clean_up_bc(bc);
}
/** we set it up later at RETRIEVE_ACK again.**/
holded_bc->upset=0;
holded_bc->active=0;
/*holded_bc->upset=0;
holded_bc->active=0;*/
bc_state_change(holded_bc,BCHAN_CLEANED);
cb_event( EVENT_NEW_BC, holded_bc, glob_mgr->user_data);
}
@ -3227,18 +3331,25 @@ void manager_bchannel_activate(struct misdn_bchannel *bc)
return ;
}
if (bc->upset != 2 ) {
cb_log(1, stack->port, "bchannel_activate: BC Not properly upsetted addr:%x\n", bc->addr);
switch (bc->bc_state) {
case BCHAN_SETUPED:
break;
default:
cb_log(1, stack->port, "bchannel_activate: BC Not properly upsetted (state:%s) addr:%x\n", bc_state2str(bc->bc_state), bc->addr);
return;
}
frm=(iframe_t*)msg->data;
/* we must activate if we are deactivated */
clear_ibuffer(bc->astbuf);
if (bc->active) return;
cb_log(5, stack->port, "$$$ Bchan Activated addr %x\n", bc->addr);
/* activate bchannel */
@ -3250,7 +3361,7 @@ void manager_bchannel_activate(struct misdn_bchannel *bc)
msg_queue_tail(&glob_mgr->activatequeue, msg);
sem_post(&glob_mgr->new_msg);
bc->active=1;
bc_state_change(bc, BCHAN_ACTIVE);
return ;
@ -3262,7 +3373,19 @@ void manager_bchannel_deactivate(struct misdn_bchannel * bc)
iframe_t dact;
struct misdn_stack *stack=get_stack_by_bc(bc);
if (!bc->active) return;
switch (bc->bc_state) {
case BCHAN_ACTIVATED:
break;
case BCHAN_BRIDGED:
misdn_split_conf(bc,bc->conf_id);
break;
default:
cb_log( 4, bc->port,"bchan_deactivate: called but not activated\n");
return ;
}
cb_log(5, stack->port, "$$$ Bchan deActivated addr %x\n", bc->addr);
@ -3275,7 +3398,8 @@ void manager_bchannel_deactivate(struct misdn_bchannel * bc)
mISDN_write(stack->midev, &dact, mISDN_HEADER_LEN+dact.len, TIMEOUT_1SEC);
clear_ibuffer(bc->astbuf);
bc->active=0;
bc_state_change(bc,BCHAN_RELEASE);
return;
}
@ -3284,7 +3408,15 @@ void manager_bchannel_deactivate(struct misdn_bchannel * bc)
int misdn_lib_tx2misdn_frm(struct misdn_bchannel *bc, void *data, int len)
{
struct misdn_stack *stack=get_stack_by_bc(bc);
if (!bc->active) return -1;
switch (bc->bc_state) {
case BCHAN_ACTIVATED:
case BCHAN_BRIDGED:
break;
default:
cb_log(3, bc->port, "BC not yet activated (state:%s)\n",bc_state2str(bc->bc_state));
return -1;
}
char buf[4096 + mISDN_HEADER_LEN];
iframe_t *frm= (iframe_t*)buf;
@ -3359,9 +3491,6 @@ void manager_clean_bc(struct misdn_bchannel *bc )
{
struct misdn_stack *stack=get_stack_by_bc(bc);
if (bc->state == STATE_CONNECTED)
misdn_lib_send_event(bc,EVENT_DISCONNECT);
empty_chan_in_stack(stack, bc->channel);
empty_bc(bc);
@ -3491,21 +3620,72 @@ struct misdn_stack* get_misdn_stack() {
void misdn_join_conf(struct misdn_bchannel *bc, int conf_id)
{
bc_state_change(bc,BCHAN_BRIDGED);
manager_ph_control(bc, CMX_RECEIVE_OFF, 0);
manager_ph_control(bc, CMX_CONF_JOIN, conf_id);
cb_log(1,bc->port, "Joining bc:%x in conf:%d\n",bc->addr,conf_id);
char data[16];
int len=15;
memset(data,0,15);
misdn_lib_tx2misdn_frm(bc, data, len);
}
void misdn_split_conf(struct misdn_bchannel *bc, int conf_id)
{
bc_state_change(bc,BCHAN_ACTIVATED);
manager_ph_control(bc, CMX_RECEIVE_ON, 0);
manager_ph_control(bc, CMX_CONF_SPLIT, conf_id);
cb_log(1,bc->port, "Splitting bc:%x in conf:%d\n",bc->addr,conf_id);
}
void misdn_lib_bridge( struct misdn_bchannel * bc1, struct misdn_bchannel *bc2) {
manager_ph_control(bc1, CMX_RECEIVE_OFF, 0);
manager_ph_control(bc2, CMX_RECEIVE_OFF, 0);
int conf_id=(bc1->pid<<1) +1;
cb_log(1, bc1->port, "I Send: BRIDGE from:%d to:%d\n",bc1->port,bc2->port);
struct misdn_bchannel *bc_list[]={
bc1,bc2,NULL
};
struct misdn_bchannel **bc;
for (bc=bc_list; *bc; *bc++) {
(*bc)->conf_id=conf_id;
cb_log(1, (*bc)->port, " --> bc_addr:%x\n",(*bc)->addr);
manager_ph_control(bc1, CMX_CONF_JOIN, (bc1->pid<<1) +1);
manager_ph_control(bc2, CMX_CONF_JOIN, (bc1->pid<<1) +1);
switch((*bc)->bc_state) {
case BCHAN_ACTIVATED:
misdn_join_conf(*bc,conf_id);
break;
default:
bc_next_state_change(*bc,BCHAN_BRIDGED);
break;
}
}
}
void misdn_lib_split_bridge( struct misdn_bchannel * bc1, struct misdn_bchannel *bc2)
{
manager_ph_control(bc1, CMX_RECEIVE_ON, 0) ;
manager_ph_control(bc2, CMX_RECEIVE_ON, 0);
struct misdn_bchannel *bc_list[]={
bc1,bc2,NULL
};
struct misdn_bchannel **bc;
manager_ph_control(bc1, CMX_CONF_SPLIT, (bc1->pid<<1) +1);
manager_ph_control(bc2, CMX_CONF_SPLIT, (bc1->pid<<1) +1);
for (bc=bc_list; *bc; *bc++) {
if ( (*bc)->bc_state == BCHAN_BRIDGED){
misdn_split_conf( *bc, (*bc)->conf_id);
} else {
cb_log( 2, (*bc)->port, "BC not bridged (state:%s) so not splitting it\n",bc_state2str((*bc)->bc_state));
}
}
}

36
channels/misdn/isdn_lib.h
Unescape View File

@ -23,20 +23,27 @@
#define MAX_BCHANS 30
enum bc_state_e {
STATE_NOTHING=0,
STATE_NULL,
STATE_CALL_INIT,
STATE_CONNECTED,
STATE_HOLD_ACKNOWLEDGE
enum bchannel_state {
BCHAN_CLEANED=0,
BCHAN_EMPTY,
BCHAN_SETUP,
BCHAN_SETUPED,
BCHAN_ACTIVE,
BCHAN_ACTIVATED,
BCHAN_BRIDGE,
BCHAN_BRIDGED,
BCHAN_RELEASE,
BCHAN_RELEASED,
BCHAN_CLEAN,
BCHAN_ERROR
};
enum misdn_err_e {
ENOCHAN=1
};
enum mISDN_NUMBER_PLAN {
NUMPLAN_UNINITIALIZED=-1,
NUMPLAN_INTERNATIONAL=0x1,
@ -54,7 +61,6 @@ enum event_response_e {
};
enum event_e {
EVENT_NOTHING,
EVENT_TONE_GENERATE,
@ -244,11 +250,16 @@ struct misdn_bchannel {
int generate_tone;
int tone_cnt;
enum bc_state_e state;
enum bchannel_state bc_state;
enum bchannel_state next_bc_state;
int conf_id;
int holded;
int stack_holder;
struct misdn_bchannel *holded_bc;
int pres;
int screen;
@ -390,4 +401,11 @@ int misdn_lib_is_ptp(int port);
#define PRI_TRANS_CAP_3_1K_AUDIO 0x10
#define PRI_TRANS_CAP_7K_AUDIO 0x11
char *bc_state2str(enum bchannel_state state);
void bc_state_change(struct misdn_bchannel *bc, enum bchannel_state state);
#endif

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