[asterisk-commits] branch crichter/0.3.0 r23442 - in
/team/crichter/0.3.0/channels: ./ misdn/
asterisk-commits at lists.digium.com
asterisk-commits at lists.digium.com
Sat Apr 29 15:54:58 MST 2006
Author: crichter
Date: Sat Apr 29 17:54:57 2006
New Revision: 23442
URL: http://svn.digium.com/view/asterisk?rev=23442&view=rev
Log:
added an up-queue message mechanism to avoid buffer fillups in the kernel, also changed some strdups to ast_strdupa
Modified:
team/crichter/0.3.0/channels/chan_misdn.c
team/crichter/0.3.0/channels/misdn/isdn_lib.c
team/crichter/0.3.0/channels/misdn/isdn_lib_intern.h
Modified: team/crichter/0.3.0/channels/chan_misdn.c
URL: http://svn.digium.com/view/asterisk/team/crichter/0.3.0/channels/chan_misdn.c?rev=23442&r1=23441&r2=23442&view=diff
==============================================================================
--- team/crichter/0.3.0/channels/chan_misdn.c (original)
+++ team/crichter/0.3.0/channels/chan_misdn.c Sat Apr 29 17:54:57 2006
@@ -181,6 +181,9 @@
int addr;
char context[BUFFERSIZE];
+
+ int zero_read_cnt;
+ int dropped_frame_cnt;
const struct tone_zone_sound *ts;
@@ -752,7 +755,7 @@
static int misdn_show_stacks (int fd, int argc, char *argv[])
{
int port;
-
+
ast_cli(fd, "BEGIN STACK_LIST:\n");
for (port=misdn_cfg_get_next_port(0); port > 0;
@@ -930,7 +933,7 @@
c = ast_channel_walk_locked(c);
}
if (c) {
- ret = strdup(c->name);
+ ret = ast_strdupa(c->name);
ast_mutex_unlock(&c->lock);
} else
ret = NULL;
@@ -949,12 +952,12 @@
switch (pos) {
case 4: if (*word == 'p')
- return strdup("port");
+ return ast_strdupa("port");
else if (*word == 'o')
- return strdup("only");
+ return ast_strdupa("only");
break;
case 6: if (*word == 'o')
- return strdup("only");
+ return ast_strdupa("only");
break;
}
return NULL;
@@ -1505,17 +1508,13 @@
if ( strcmp(bc->dad,ast->exten)) {
ast_copy_string(ast->exten, bc->dad, sizeof(ast->exten));
}
- if ( ast->cid.cid_num && strcmp(ast->cid.cid_num, bc->oad)) {
- free(ast->cid.cid_num);
- ast->cid.cid_num=NULL;
-
- }
+
if ( !ast->cid.cid_num) {
- ast->cid.cid_num=strdup(bc->oad);
+ ast_set_callerid(ast, bc->oad, NULL, bc->oad);
}
if ( !ast_strlen_zero(bc->rad) )
- ast->cid.cid_rdnis=strdup(bc->rad);
+ ast->cid.cid_rdnis=ast_strdupa(bc->rad);
}
return 0;
}
@@ -2063,10 +2062,20 @@
len = misdn_ibuf_usedcount(tmp->bc->astbuf);
if (!len) {
- chan_misdn_log(4,tmp->bc->port,"misdn_read: ZERO READ\n");
+ struct ast_frame *frame;
+ if(!tmp->zero_read_cnt)
+ chan_misdn_log(4,tmp->bc->port,"misdn_read: ZERO READ\n");
+ tmp->zero_read_cnt++;
+
+ if (tmp->zero_read_cnt > 5000) {
+ chan_misdn_log(4,tmp->bc->port,"misdn_read: ZERO READ counted > 5000 times\n");
+ tmp->zero_read_cnt=0;
+
+ }
tmp->frame.frametype = AST_FRAME_NULL;
tmp->frame.subclass = 0;
- return &tmp->frame;
+ frame=ast_frisolate(&tmp->frame);
+ return frame;
}
/*shrinken len if necessary, we transmit at maximum 4k*/
@@ -2155,7 +2164,16 @@
case BCHAN_BRIDGED:
break;
default:
- chan_misdn_log(5, ch->bc->port, "BC not active (nor bridged) droping: %d frames addr:%x exten:%s cid:%s ch->state:%s\n",frame->samples,ch->bc->addr, ast->exten, ast->cid.cid_num,misdn_get_ch_state( ch));
+ if (!ch->dropped_frame_cnt)
+ chan_misdn_log(5, ch->bc->port, "BC not active (nor bridged) droping: %d frames addr:%x exten:%s cid:%s ch->state:%s bc_state:%d\n",frame->samples,ch->bc->addr, ast->exten, ast->cid.cid_num,misdn_get_ch_state( ch), ch->bc->bc_state);
+
+ ch->dropped_frame_cnt++;
+ if (ch->dropped_frame_cnt > 100) {
+ ch->dropped_frame_cnt=0;
+ chan_misdn_log(5, ch->bc->port, "BC not active (nor bridged) droping: %d frames addr:%x dropped > 100 frames!\n",frame->samples,ch->bc->addr);
+
+ }
+
return 0;
}
@@ -2260,10 +2278,6 @@
ast_write(c0,f);
}
- }
-
- if (bridging) {
- misdn_lib_split_bridge(ch1->bc,ch2->bc);
}
return 0;
@@ -2612,10 +2626,9 @@
char *cid_name, *cid_num;
ast_callerid_parse(callerid, &cid_name, &cid_num);
- if (cid_name)
- tmp->cid.cid_name=strdup(cid_name);
- if (cid_num)
- tmp->cid.cid_num=strdup(cid_num);
+ ast_set_callerid(tmp, cid_num,cid_name,cid_num);
+ } else {
+ ast_set_callerid(tmp, NULL,NULL,NULL);
}
{
Modified: team/crichter/0.3.0/channels/misdn/isdn_lib.c
URL: http://svn.digium.com/view/asterisk/team/crichter/0.3.0/channels/misdn/isdn_lib.c?rev=23442&r1=23441&r2=23442&view=diff
==============================================================================
--- team/crichter/0.3.0/channels/misdn/isdn_lib.c (original)
+++ team/crichter/0.3.0/channels/misdn/isdn_lib.c Sat Apr 29 17:54:57 2006
@@ -802,6 +802,8 @@
free_chan = find_free_chan_in_stack(stack, bc->channel_preselected?bc->channel:0);
if (!free_chan) return -1;
bc->channel=free_chan;
+
+ cb_log(0,stack->port, " --> found channel: %d\n",free_chan);
for (i=0; i <= MAXPROCS; i++)
if (stack->procids[i]==0) break;
@@ -833,6 +835,7 @@
free_chan = find_free_chan_in_stack(stack, bc->channel_preselected?bc->channel:0);
if (!free_chan) return -1;
bc->channel=free_chan;
+ cb_log(0,stack->port, " --> found channel: %d\n",free_chan);
} else {
/* other phones could have made a call also on this port (ptmp) */
bc->channel=0xff;
@@ -1106,6 +1109,7 @@
stack->pri=0;
msg_queue_init(&stack->downqueue);
+ msg_queue_init(&stack->upqueue);
/* query port's requirements */
ret = mISDN_get_stack_info(midev, port, buff, sizeof(buff));
@@ -2075,11 +2079,18 @@
case MGR_SETSTACK| INDICATION:
cb_log(2, stack->port, "BCHAN: MGR_SETSTACK|IND \n");
-
+
+ AGAIN:
bc->addr = mISDN_get_layerid(stack->midev, bc->b_stid, bc->layer);
if (!bc->addr) {
+
+ if (errno == EAGAIN) {
+ usleep(1000);
+ goto AGAIN;
+ }
+
cb_log(0,stack->port,"$$$ Get Layer (%d) Id Error: %s\n",bc->layer,strerror(errno));
-
+
/* we kill the channel later, when we received some
data. */
bc->addr= frm->addr;
@@ -2588,16 +2599,29 @@
FD_SET(midev,&rdfs);
mISDN_select(FD_SETSIZE, &rdfs, NULL, NULL, NULL);
+ //select(FD_SETSIZE, &rdfs, NULL, NULL, NULL);
if (FD_ISSET(midev, &rdfs)) {
-
- r=mISDN_read(midev,msg->data,MAX_MSG_SIZE,0);
+
+ AGAIN:
+ r=mISDN_read(midev,msg->data,MAX_MSG_SIZE, 5000);
msg->len=r;
if (r==0) {
free_msg(msg); /* danger, cauz usualy freeing in main_loop */
printf ("Got empty Msg?\n");
return NULL;
+ }
+
+ if (r<0) {
+ if (errno == EAGAIN) {
+ /*we wait for mISDN here*/
+ cb_log(-1,0,"mISDN_read wants us to wait\n");
+ usleep(5000);
+ goto AGAIN;
+ }
+
+ cb_log(-1,0,"mISDN_read returned :%d error:%s (%d)\n",r,strerror(errno),errno);
}
return msg;
@@ -2977,6 +3001,22 @@
int handle_err(msg_t *msg)
{
iframe_t *frm = (iframe_t*) msg->data;
+
+
+ if (!frm->addr) {
+ static int cnt=0;
+ if (!cnt)
+ cb_log(0,0,"mISDN Msg without Address pr:%x dinfo:%x\n",frm->prim,frm->dinfo);
+ cnt++;
+ if (cnt>100) {
+ cb_log(0,0,"mISDN Msg without Address pr:%x dinfo:%x (already more than 100 of them)\n",frm->prim,frm->dinfo);
+ cnt=0;
+ }
+
+ free_msg(msg);
+ return 1;
+
+ }
switch (frm->prim) {
case DL_DATA|INDICATION:
@@ -2984,7 +3024,13 @@
int port=(frm->addr&MASTER_ID_MASK) >> 8;
int channel=(frm->addr&CHILD_ID_MASK) >> 16;
- cb_log(3,0,"BCHAN DATA without BC: addr:%x port:%d channel:%d\n",frm->addr, port,channel);
+ /*we flush the read buffer here*/
+
+ cb_log(9,0,"BCHAN DATA without BC: addr:%x port:%d channel:%d\n",frm->addr, port,channel);
+
+ free_msg(msg) ;
+ return 1;
+
struct misdn_bchannel *bc=find_bc_by_channel( port , channel);
@@ -3016,11 +3062,28 @@
}
+int queue_l2l3(msg_t *msg) {
+ iframe_t *frm= (iframe_t*)msg->data;
+ struct misdn_stack *stack;
+ int err=0;
+
+ stack=find_stack_by_addr( frm->addr );
+
+
+ if (!stack) {
+ return 0;
+ }
+
+ msg_queue_tail(&stack->upqueue, msg);
+ sem_post(&glob_mgr->new_msg);
+ return 1;
+}
+
int manager_isdn_handler(iframe_t *frm ,msg_t *msg)
{
if (frm->dinfo==(signed long)0xffffffff && frm->prim==(PH_DATA|CONFIRM)) {
- printf("SERIOUS BUG, dinfo == 0xffffffff, prim == PH_DATA | CONFIRM !!!!\n");
+ cb_log(0,0,"SERIOUS BUG, dinfo == 0xffffffff, prim == PH_DATA | CONFIRM !!!!\n");
}
if ( ((frm->addr | ISDN_PID_BCHANNEL_BIT )>> 28 ) == 0x5) {
@@ -3040,21 +3103,17 @@
/* Its important to handle l1 AFTER l2 */
if (handle_l1(msg))
return 0 ;
-
-
- /** Handle L2/3 Signalling after bchans **/
- if (handle_frm_nt(msg))
- return 0 ;
-
- if (handle_frm(msg))
- return 0 ;
+
+ /* The L2/L3 will be queued */
+ if (queue_l2l3(msg))
+ return 0;
if (handle_err(msg))
return 0 ;
-
+
cb_log(-1, 0, "Unhandled Message: prim %x len %d from addr %x, dinfo %x on this port.\n",frm->prim, frm->len, frm->addr, frm->dinfo);
-
free_msg(msg);
+
return 0;
}
@@ -3201,6 +3260,24 @@
for (stack=glob_mgr->stack_list;
stack;
stack=stack->next ) {
+
+ while ( (msg=msg_dequeue(&stack->upqueue)) ) {
+ int res=0;
+ /** Handle L2/3 Signalling after bchans **/
+ if (!handle_frm_nt(msg)) {
+ /* Maybe it's TE */
+ if (!handle_frm(msg)) {
+ /* wow none! */
+ cb_log(-1,stack->port,"Wow we've got a strange issue while dequeueing a Frame\n");
+ }
+ }
+ }
+
+ /* Here we should check if we really want to
+ send all the messages we've queued, lets
+ assume we've queued a Disconnect, but
+ received it already from the other side!*/
+
while ( (msg=msg_dequeue(&stack->downqueue)) ) {
if (stack->nt ) {
if (stack->nst.manager_l3(&stack->nst, msg))
@@ -3209,6 +3286,7 @@
} else {
iframe_t *frm = (iframe_t *)msg->data;
struct misdn_bchannel *bc = find_bc_by_l3id(stack, frm->dinfo);
+ cb_log(0,stack->port,"Sending msg, prim:%x addr:%x dinfo:%x\n",frm->prim,frm->addr,frm->dinfo);
if (bc) send_msg(glob_mgr->midev, bc, msg);
}
}
Modified: team/crichter/0.3.0/channels/misdn/isdn_lib_intern.h
URL: http://svn.digium.com/view/asterisk/team/crichter/0.3.0/channels/misdn/isdn_lib_intern.h?rev=23442&r1=23441&r2=23442&view=diff
==============================================================================
--- team/crichter/0.3.0/channels/misdn/isdn_lib_intern.h (original)
+++ team/crichter/0.3.0/channels/misdn/isdn_lib_intern.h Sat Apr 29 17:54:57 2006
@@ -74,6 +74,7 @@
int procids[0x100+1];
msg_queue_t downqueue;
+ msg_queue_t upqueue;
int busy;
int port;
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