Mon Jun 27 16:51:21 2011

Asterisk developer's documentation


sig_ss7.h File Reference

Interface header for SS7 signaling module. More...

#include "asterisk/channel.h"
#include <libss7.h>

Go to the source code of this file.

Data Structures

struct  sig_ss7_callback
struct  sig_ss7_chan
struct  sig_ss7_linkset

Defines

#define LINKSET_FLAG_EXPLICITACM   (1 << 0)
#define LINKSTATE_DOWN   (1 << 3)
#define LINKSTATE_INALARM   (1 << 0)
#define LINKSTATE_STARTING   (1 << 1)
#define LINKSTATE_UP   (1 << 2)
#define SIG_SS7   (0x1000000 | DAHDI_SIG_CLEAR)
#define SIG_SS7_DEBUG   (SS7_DEBUG_MTP2 | SS7_DEBUG_MTP3 | SS7_DEBUG_ISUP)
#define SIG_SS7_DEBUG_DEFAULT   0
#define SIG_SS7_MAX_CHANNELS   672
#define SIG_SS7_NUM_DCHANS   4
#define SS7_NAI_DYNAMIC   -1

Enumerations

enum  sig_ss7_call_level {
  SIG_SS7_CALL_LEVEL_IDLE, SIG_SS7_CALL_LEVEL_SETUP, SIG_SS7_CALL_LEVEL_PROCEEDING, SIG_SS7_CALL_LEVEL_ALERTING,
  SIG_SS7_CALL_LEVEL_CONNECT
}
enum  sig_ss7_law { SIG_SS7_DEFLAW = 0, SIG_SS7_ULAW, SIG_SS7_ALAW }
enum  sig_ss7_tone {
  SIG_SS7_TONE_RINGTONE = 0, SIG_SS7_TONE_STUTTER, SIG_SS7_TONE_CONGESTION, SIG_SS7_TONE_DIALTONE,
  SIG_SS7_TONE_DIALRECALL, SIG_SS7_TONE_INFO, SIG_SS7_TONE_BUSY
}

Functions

int sig_ss7_add_sigchan (struct sig_ss7_linkset *linkset, int which, int ss7type, int transport, int inalarm, int networkindicator, int pointcode, int adjpointcode)
int sig_ss7_answer (struct sig_ss7_chan *p, struct ast_channel *ast)
int sig_ss7_available (struct sig_ss7_chan *p)
int sig_ss7_call (struct sig_ss7_chan *p, struct ast_channel *ast, char *rdest)
void sig_ss7_chan_delete (struct sig_ss7_chan *doomed)
sig_ss7_chansig_ss7_chan_new (void *pvt_data, struct sig_ss7_callback *callback, struct sig_ss7_linkset *ss7)
void sig_ss7_fixup (struct ast_channel *oldchan, struct ast_channel *newchan, struct sig_ss7_chan *pchan)
int sig_ss7_hangup (struct sig_ss7_chan *p, struct ast_channel *ast)
int sig_ss7_indicate (struct sig_ss7_chan *p, struct ast_channel *chan, int condition, const void *data, size_t datalen)
void sig_ss7_init_linkset (struct sig_ss7_linkset *ss7)
void sig_ss7_link_alarm (struct sig_ss7_linkset *linkset, int which)
void sig_ss7_link_noalarm (struct sig_ss7_linkset *linkset, int which)
ast_channelsig_ss7_request (struct sig_ss7_chan *p, enum sig_ss7_law law, const struct ast_channel *requestor, int transfercapability)
void sig_ss7_set_alarm (struct sig_ss7_chan *p, int in_alarm)
void * ss7_linkset (void *data)


Detailed Description

Interface header for SS7 signaling module.

Author:
Matthew Fredrickson <creslin@digium.com>

Richard Mudgett <rmudgett@digium.com>

See Also:

Definition in file sig_ss7.h.


Define Documentation

#define LINKSET_FLAG_EXPLICITACM   (1 << 0)

Definition at line 68 of file sig_ss7.h.

#define LINKSTATE_DOWN   (1 << 3)

Definition at line 64 of file sig_ss7.h.

#define LINKSTATE_INALARM   (1 << 0)

Definition at line 61 of file sig_ss7.h.

#define LINKSTATE_STARTING   (1 << 1)

Definition at line 62 of file sig_ss7.h.

#define LINKSTATE_UP   (1 << 2)

Definition at line 63 of file sig_ss7.h.

#define SIG_SS7   (0x1000000 | DAHDI_SIG_CLEAR)

Definition at line 59 of file sig_ss7.h.

#define SIG_SS7_DEBUG   (SS7_DEBUG_MTP2 | SS7_DEBUG_MTP3 | SS7_DEBUG_ISUP)

SS7 debug message flags when SS7 debugging is turned on at the command line.

Definition at line 43 of file sig_ss7.h.

#define SIG_SS7_DEBUG_DEFAULT   0

SS7 debug message flags set on initial startup.

Definition at line 51 of file sig_ss7.h.

#define SIG_SS7_MAX_CHANNELS   672

No more than a DS3 per trunk group

Definition at line 57 of file sig_ss7.h.

#define SIG_SS7_NUM_DCHANS   4

No more than 4 d-channels

Definition at line 56 of file sig_ss7.h.

#define SS7_NAI_DYNAMIC   -1

Definition at line 66 of file sig_ss7.h.


Enumeration Type Documentation

enum sig_ss7_call_level

Call establishment life cycle level for simple comparisons.

Enumerator:
SIG_SS7_CALL_LEVEL_IDLE  Call does not exist.
SIG_SS7_CALL_LEVEL_SETUP  Call is present but has no response yet. (SETUP)
SIG_SS7_CALL_LEVEL_PROCEEDING  Call routing is happening. (PROCEEDING)
SIG_SS7_CALL_LEVEL_ALERTING  Called party is being alerted of the call. (ALERTING)
SIG_SS7_CALL_LEVEL_CONNECT  Call is connected/answered. (CONNECT)

Definition at line 88 of file sig_ss7.h.

00088                         {
00089    /*! Call does not exist. */
00090    SIG_SS7_CALL_LEVEL_IDLE,
00091    /*! Call is present but has no response yet. (SETUP) */
00092    SIG_SS7_CALL_LEVEL_SETUP,
00093    /*! Call routing is happening. (PROCEEDING) */
00094    SIG_SS7_CALL_LEVEL_PROCEEDING,
00095    /*! Called party is being alerted of the call. (ALERTING) */
00096    SIG_SS7_CALL_LEVEL_ALERTING,
00097    /*! Call is connected/answered. (CONNECT) */
00098    SIG_SS7_CALL_LEVEL_CONNECT,
00099 };

enum sig_ss7_law

Enumerator:
SIG_SS7_DEFLAW 
SIG_SS7_ULAW 
SIG_SS7_ALAW 

Definition at line 81 of file sig_ss7.h.

00081                  {
00082    SIG_SS7_DEFLAW = 0,
00083    SIG_SS7_ULAW,
00084    SIG_SS7_ALAW
00085 };

enum sig_ss7_tone

Enumerator:
SIG_SS7_TONE_RINGTONE 
SIG_SS7_TONE_STUTTER 
SIG_SS7_TONE_CONGESTION 
SIG_SS7_TONE_DIALTONE 
SIG_SS7_TONE_DIALRECALL 
SIG_SS7_TONE_INFO 
SIG_SS7_TONE_BUSY 

Definition at line 71 of file sig_ss7.h.


Function Documentation

int sig_ss7_add_sigchan ( struct sig_ss7_linkset linkset,
int  which,
int  ss7type,
int  transport,
int  inalarm,
int  networkindicator,
int  pointcode,
int  adjpointcode 
)

int sig_ss7_answer ( struct sig_ss7_chan p,
struct ast_channel ast 
)

Referenced by dahdi_answer().

int sig_ss7_available ( struct sig_ss7_chan p  ) 

Referenced by available().

int sig_ss7_call ( struct sig_ss7_chan p,
struct ast_channel ast,
char *  rdest 
)

Referenced by dahdi_call().

void sig_ss7_chan_delete ( struct sig_ss7_chan doomed  ) 

Referenced by destroy_dahdi_pvt().

struct sig_ss7_chan* sig_ss7_chan_new ( void *  pvt_data,
struct sig_ss7_callback callback,
struct sig_ss7_linkset ss7 
)

void sig_ss7_fixup ( struct ast_channel oldchan,
struct ast_channel newchan,
struct sig_ss7_chan pchan 
)

int sig_ss7_hangup ( struct sig_ss7_chan p,
struct ast_channel ast 
)

Referenced by dahdi_hangup().

int sig_ss7_indicate ( struct sig_ss7_chan p,
struct ast_channel chan,
int  condition,
const void *  data,
size_t  datalen 
)

Referenced by dahdi_indicate().

void sig_ss7_init_linkset ( struct sig_ss7_linkset ss7  ) 

Referenced by load_module().

void sig_ss7_link_alarm ( struct sig_ss7_linkset linkset,
int  which 
)

void sig_ss7_link_noalarm ( struct sig_ss7_linkset linkset,
int  which 
)

struct ast_channel* sig_ss7_request ( struct sig_ss7_chan p,
enum sig_ss7_law  law,
const struct ast_channel requestor,
int  transfercapability 
)

Referenced by dahdi_request().

void sig_ss7_set_alarm ( struct sig_ss7_chan p,
int  in_alarm 
)

Referenced by dahdi_handle_event(), and handle_init_event().

void* ss7_linkset ( void *  data  ) 


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