exosip2.h

mediastreamer2是开源的网络传输媒体流的库

/*
  eXosip - This is the eXtended osip library.
  Copyright (C) 2002,2003,2004,2005,2006,2007  Aymeric MOIZARD  - [e-mail]
  
  eXosip is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.
  
  eXosip is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.
  
  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/


#ifdef ENABLE_MPATROL
#include <mpatrol.h>
#endif

#ifndef __EXOSIP2_H__
#define __EXOSIP2_H__

#include <stdio.h>
#ifndef _WIN32_WCE
#include <errno.h>
#endif

#ifdef _WIN32_WCE
#include <stdio.h>
#include <stdlib.h>
#include <winsock2.h>
#include <osipparser2/osip_port.h>
#include <ws2tcpip.h>
#define close(s) closesocket(s)
#elif WIN32
#include <stdio.h>
#include <stdlib.h>
#include <winsock2.h>
#include <ws2tcpip.h>
#define close(s) closesocket(s)
#else
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
#endif

#include <stdio.h>

#include <osip2/osip.h>
#include <osip2/osip_dialog.h>

#include <eXosip2/eXosip.h>
#include "eXtransport.h"

#include "jpipe.h"

#ifndef JD_EMPTY

#define JD_EMPTY          0
#define JD_INITIALIZED    1
#define JD_TRYING         2
#define JD_QUEUED         3
#define JD_RINGING        4
#define JD_ESTABLISHED    5
#define JD_REDIRECTED     6
#define JD_AUTH_REQUIRED  7
#define JD_CLIENTERROR    8
#define JD_SERVERERROR    9
#define JD_GLOBALFAILURE  10
#define JD_TERMINATED     11

#define JD_MAX            11

#endif

#define EXOSIP_VERSION	"3.2.0"

#ifdef __cplusplus
extern "C"
{
#endif

#if defined(__arc__)
#define USE_GETHOSTBYNAME
#endif

#if defined(USE_GETHOSTBYNAME)

#define NI_MAXHOST      1025
#define NI_MAXSERV      32
#define NI_NUMERICHOST  1

#define PF_INET6        AF_INET6

  struct sockaddr_storage
  {
    unsigned char sa_len;
    unsigned char sa_family;    /* Address family AF_XXX */
    char sa_data[14];           /* Protocol specific address */
  };

  struct addrinfo
  {
    int ai_flags;               /* Input flags.  */
    int ai_family;              /* Protocol family for socket.  */
    int ai_socktype;            /* Socket type.  */
    int ai_protocol;            /* Protocol for socket.  */
    socklen_t ai_addrlen;       /* Length of socket address.  */
    struct sockaddr *ai_addr;   /* Socket address for socket.  */
    char *ai_canonname;         /* Canonical name for service location.  */
    struct addrinfo *ai_next;   /* Pointer to next in list.  */
  };

  void eXosip_freeaddrinfo (struct addrinfo *ai);

#else

#define eXosip_freeaddrinfo freeaddrinfo

#endif

  void eXosip_update (void);
#ifdef OSIP_MT
  void __eXosip_wakeup (void);
#else
#define __eXosip_wakeup()  ;
#endif

  struct __eXosip_sockaddr
  {
    u_char ss_len;
    u_char ss_family;
    u_char padding[128 - 2];
  };

  typedef struct eXosip_dialog_t eXosip_dialog_t;

  struct eXosip_dialog_t
  {

    int d_id;
    int d_STATE;
    osip_dialog_t *d_dialog;    /* active dialog */

    time_t d_timer;
    int d_count;
    osip_message_t *d_200Ok;
    osip_message_t *d_ack;

    osip_list_t *d_inc_trs;
    osip_list_t *d_out_trs;
    int d_retry;                /* avoid too many unsuccessfull retry */
    int d_mincseq;              /* remember cseq after PRACK and UPDATE during setup */

    eXosip_dialog_t *next;
    eXosip_dialog_t *parent;
  };

#ifndef MINISIZE

  typedef struct eXosip_subscribe_t eXosip_subscribe_t;

  struct eXosip_subscribe_t
  {

    int s_id;
    int s_ss_status;
    int s_ss_reason;
    int s_reg_period;
    eXosip_dialog_t *s_dialogs;

    int s_retry;                /* avoid too many unsuccessfull retry */
    osip_transaction_t *s_inc_tr;
    osip_transaction_t *s_out_tr;

    eXosip_subscribe_t *next;
    eXosip_subscribe_t *parent;
  };

  typedef struct eXosip_notify_t eXosip_notify_t;

  struct eXosip_notify_t
  {

    int n_id;
    int n_online_status;

    int n_ss_status;
    int n_ss_reason;
    time_t n_ss_expires;
    eXosip_dialog_t *n_dialogs;

    osip_transaction_t *n_inc_tr;
    osip_transaction_t *n_out_tr;

    eXosip_notify_t *next;
    eXosip_notify_t *parent;
  };

#endif

  typedef struct eXosip_call_t eXosip_call_t;

  struct eXosip_call_t
  {

    int c_id;
    eXosip_dialog_t *c_dialogs;
    osip_transaction_t *c_inc_tr;
    osip_transaction_t *c_out_tr;
    int c_retry;                /* avoid too many unsuccessfull retry */
    void *external_reference;

    eXosip_call_t *next;
    eXosip_call_t *parent;
  };


  typedef struct eXosip_reg_t eXosip_reg_t;

  struct eXosip_reg_t
  {

    int r_id;

    int r_reg_period;           /* delay between registration */
    char *r_aor;                /* sip identity */
    char *r_registrar;          /* registrar */
    char *r_contact;            /* list of contacts string */

    char r_line[16];            /* line identifier */

    osip_transaction_t *r_last_tr;
    int r_retry;                /* avoid too many unsuccessfull retry */

    struct __eXosip_sockaddr addr;
    int len;

    eXosip_reg_t *next;
    eXosip_reg_t *parent;
  };


#ifndef MINISIZE

  typedef struct eXosip_pub_t eXosip_pub_t;

  struct eXosip_pub_t
  {
    int p_id;

    int p_period;               /* delay between registration */
    char p_aor[256];            /* sip identity */
    char p_sip_etag[64];        /* sip_etag from 200ok */

    osip_transaction_t *p_last_tr;
    int p_retry;
    eXosip_pub_t *next;
    eXosip_pub_t *parent;
  };

  int _eXosip_pub_update (eXosip_pub_t ** pub, osip_transaction_t * tr,
                          osip_message_t * answer);
  int _eXosip_pub_find_by_aor (eXosip_pub_t ** pub, const char *aor);
  int _eXosip_pub_find_by_tid (eXosip_pub_t ** pjp, int tid);
  int _eXosip_pub_init (eXosip_pub_t ** pub, const char *aor, const char *exp);
  void _eXosip_pub_free (eXosip_pub_t * pub);

#endif

  typedef struct jauthinfo_t jauthinfo_t;

  struct jauthinfo_t
  {
    char username[50];
    char userid[50];
    char passwd[50];
    char ha1[50];
    char realm[50];
    jauthinfo_t *parent;
    jauthinfo_t *next;
  };

  int
    __eXosip_create_authorization_header (osip_www_authenticate_t * wa,
                                          const char *rquri,
                                          const char *username,
                                          const char *passwd,
                                          const char *ha1,
                                          osip_authorization_t ** auth,
                                          const char *method,
                                          const char *pszCNonce, int iNonceCount);
  int __eXosip_create_proxy_authorization_header (osip_proxy_authenticate_t * wa,
                                                  const char *rquri,
                                                  const char *username,
                                                  const char *passwd,
                                                  const char *ha1,
                                                  osip_proxy_authorization_t
                                                  ** auth, const char *method,
                                                  const char *pszCNonce,
                                                  int iNonceCount);
  int _eXosip_store_nonce (const char *call_id, osip_proxy_authenticate_t * wa,
                           int answer_code);
  int _eXosip_delete_nonce (const char *call_id);

  eXosip_event_t *eXosip_event_init_for_call (int type, eXosip_call_t * jc,
                                              eXosip_dialog_t * jd,
                                              osip_transaction_t * tr);

#ifndef MINISIZE
  eXosip_event_t *eXosip_event_init_for_subscribe (int type,
                                                   eXosip_subscribe_t * js,
                                                   eXosip_dialog_t * jd,
                                                   osip_transaction_t * tr);
  eXosip_event_t *eXosip_event_init_for_notify (int type,
                                                eXosip_notify_t * jn,
                                                eXosip_dialog_t * jd,
                                                osip_transaction_t * tr);
#endif

  eXosip_event_t *eXosip_event_init_for_reg (int type, eXosip_reg_t * jr,
                                             osip_transaction_t * tr);
  eXosip_event_t *eXosip_event_init_for_message (int type,
                                                 osip_transaction_t * tr);

  int eXosip_event_init (eXosip_event_t ** je, int type);
  void report_call_event (int evt, eXosip_call_t * jc, eXosip_dialog_t * jd,
                          osip_transaction_t * tr);
  void report_event (eXosip_event_t * je, osip_message_t * sip);
  int eXosip_event_add (eXosip_event_t * je);
  eXosip_event_t *eXosip_event_wait (int tv_s, int tv_ms);
  eXosip_event_t *eXosip_event_get (void);

  typedef void (*eXosip_callback_t) (int type, eXosip_event_t *);

  char *strdup_printf (const char *fmt, ...);

#define eXosip_trace(loglevel,args)  do        \
{                       \