Mon Apr 30 07:36:35 2007

Asterisk developer's documentation

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isdn_lib_intern.h

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#ifndef ISDN_LIB_INTERN
#define ISDN_LIB_INTERN


#include <mISDNuser/mISDNlib.h>
#include <mISDNuser/isdn_net.h>
#include <mISDNuser/l3dss1.h>
#include <mISDNuser/net_l3.h>

#include <pthread.h>

#include "isdn_lib.h"

#if !defined MISDNUSER_VERSION_CODE || (MISDNUSER_VERSION_CODE < MISDNUSER_VERSION(1, 0, 3))
#error "You need a newer version of mISDNuser ..."
#endif


#define QI_ELEMENT(a) a.off


#ifndef mISDNUSER_HEAD_SIZE

#define mISDNUSER_HEAD_SIZE (sizeof(mISDNuser_head_t))
/*#define mISDNUSER_HEAD_SIZE (sizeof(mISDN_head_t))*/
#endif


ibuffer_t *astbuf;
ibuffer_t *misdnbuf;


struct isdn_msg {
   unsigned long misdn_msg;
  
   enum layer_e layer;
   enum event_e event;
  
   void (*msg_parser)(struct isdn_msg *msgs, msg_t *msg, struct misdn_bchannel *bc, int nt);
   msg_t *(*msg_builder)(struct isdn_msg *msgs, struct misdn_bchannel *bc, int nt);
   char *info;
  
} ; 

/* for isdn_msg_parser.c */
msg_t *create_l3msg(int prim, int mt, int dinfo , int size, int nt);



struct misdn_stack {
   /** is first element because &nst equals &mISDNlist **/
   net_stack_t nst;
   manager_t mgr;
  
   int d_stid;
  
   int b_num;
  
   int b_stids[MAX_BCHANS + 1];
  
   int ptp;

   int l2upcnt;

   int l2_id;
   int lower_id;
   int upper_id;
  

   int blocked;

   int l2link;
  
   time_t l2establish;
  
   int l1link;
   int midev;
  
   int nt;
   
   int pri;
  

   int procids[0x100+1];

   msg_queue_t downqueue;
   msg_queue_t upqueue;
   int busy;
  
   int port;
   struct misdn_bchannel bc[MAX_BCHANS + 1];
  
   struct misdn_bchannel* bc_list; 
  
   int channels[MAX_BCHANS + 1];

  
   struct misdn_bchannel *holding; /* Queue which holds holded channels :) */
  
   struct misdn_stack *next;
}; 


struct misdn_stack* get_stack_by_bc(struct misdn_bchannel *bc);

int isdn_msg_get_index(struct isdn_msg msgs[], msg_t *frm, int nt);
enum event_e isdn_msg_get_event(struct isdn_msg msgs[], msg_t *frm, int nt);
int isdn_msg_parse_event(struct isdn_msg msgs[], msg_t *frm, struct misdn_bchannel *bc, int nt);
char * isdn_get_info(struct isdn_msg msgs[], enum event_e event, int nt);
msg_t * isdn_msg_build_event(struct isdn_msg msgs[], struct misdn_bchannel *bc, enum event_e event, int nt);
int isdn_msg_get_index_by_event(struct isdn_msg msgs[], enum event_e event, int nt);
char * isdn_msg_get_info(struct isdn_msg msgs[], msg_t *msg, int nt);


#endif

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