/* always use this method to initiate osip_fifo_t.
*/
void
osip_fifo_init (osip_fifo_t * ff)
{
#ifdef OSIP_MT
ff->qislocked = osip_mutex_init ();
/*INIT SEMA TO BLOCK ON GET() WHEN QUEUE IS EMPTY */
ff->qisempty = osip_sem_init (0);
#endif
osip_list_init (&ff->queue);
/* ff->nb_elt = 0; */
ff->state = osip_empty;
}
/* always use this method to initiate osip_fifo_t.
*/
void
osip_fifo_init (osip_fifo_t * ff)
{
#ifdef OSIP_MT
ff->qislocked = osip_mutex_init ();
/*INIT SEMA TO BLOCK ON GET() WHEN QUEUE IS EMPTY */
ff->qisempty = osip_sem_init (0);
#endif
ff->queue = (osip_list_t *) osip_malloc (sizeof (osip_list_t));
osip_list_init (ff->queue);
/* ff->nb_elt = 0; */
ff->etat = vide;
}
struct osip_cond *
osip_cond_init ()
{
osip_cond_t *cond = (osip_cond_t *) osip_malloc (sizeof (osip_cond_t));
if (cond && (cond->mut = osip_mutex_init ()) != NULL)
{
cond->sem = osip_sem_init (0); /* initially locked */
return (struct osip_cond *) (cond);
}
osip_free (cond);
return NULL;
}
void josua_printf(char *chfr, ...)
{
va_list ap;
char buf1[256];
VA_START (ap, chfr);
vsnprintf(buf1,255, chfr, ap);
if (log_mutex==NULL)
{
log_mutex = osip_mutex_init();
}
osip_mutex_lock(log_mutex);
/* snprintf(log_buf1,199, "%80.80s\n", buf1); */
if (log_buf1=='\0')
snprintf(log_buf1,255, "[%s]", buf1);
else if (log_buf2=='\0')
{
if (log_buf1!='\0')
snprintf(log_buf2,255, "%s", log_buf1);
snprintf(log_buf1,255, "[%s]", buf1);
}
else
{
if (log_buf2!='\0')
snprintf(log_buf3,255, "%s", log_buf2);
snprintf(log_buf2,255, "%s", log_buf1);
snprintf(log_buf1,255, "[%s]", buf1);
}
osip_mutex_unlock(log_mutex);
va_end (ap);
}
/*初始化将前承后继,finger表都设为自身
单节点状态*/
Node::Node(char * ip , char * port, char * ua_name)
{
int i ;
user_info_list=NULL;
local_user_info_list=NULL;
red_user_info_list=NULL;
strcpy(localip,ip) ;
strcpy(localport,port) ;
if(user_agent)
strcpy(user_agent,ua_name) ;
constants = new Constants(NULL) ;
chordId = ChordId(localip , localport , constants) ;
ip_family = AF_INET;
j_bootstraps = NULL ;
expires = 3600 ;
fingerTable = new FingerTable(constants, this) ;
gl_lock = osip_mutex_init ();
#ifdef WIN32
//-- Initializing windows socket library
{
WORD wVersionRequested;
WSADATA wsaData;
wVersionRequested = MAKEWORD(1,1);
if(int i = WSAStartup(wVersionRequested, &wsaData))
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"node: Unable to initialize WINSOCK, reason: %d\n",i));
}
}
#endif
adosip = new AdOsip() ;
th_transport = new ThreadTransport(this) ;
user_info_pipe=new jpipe_t();
i = initlog(LOGPATH) ;
if (i < 0 )
{
printf("log open failed!") ;
}
//set the state
_state = new ClosedState() ;
_state->Handle(this , INIT_SND , NULL , NULL) ;
}
eXosip_event_t *
eXosip_event_wait (int tv_s, int tv_ms)
{
eXosip_event_t *je = NULL;
#if 0 /* this does not seems to work. by now */
#if defined (CLOCK_REALTIME) || defined (WIN32) || defined (_WIN32_WCE)
int i;
struct timespec deadline;
struct timespec interval;
long tot_ms = (tv_s * 1000) + tv_ms;
static struct osip_mutex *mlock = NULL;
if (mlock == NULL)
mlock = osip_mutex_init ();
je = (eXosip_event_t *) osip_fifo_tryget (eXosip.j_events);
if (je)
return je;
interval.tv_sec = tot_ms / 1000;
interval.tv_nsec = (tot_ms % 1000) * 1000000L;
__eXosip_clock_gettime (OSIP_CLOCK_REALTIME, &deadline);
if ((deadline.tv_nsec += interval.tv_nsec) >= 1000000000L)
{
deadline.tv_nsec -= 1000000000L;
deadline.tv_sec += 1;
} else
deadline.tv_nsec += interval.tv_nsec;
deadline.tv_sec += interval.tv_sec;
i = osip_cond_timedwait ((struct osip_cond *) eXosip.j_cond,
(struct osip_mutex *) mlock, &deadline);
#endif
#else
/* basic replacement */
{
fd_set fdset;
struct timeval tv;
int max, i;
FD_ZERO (&fdset);
#if defined (WIN32) || defined (_WIN32_WCE)
FD_SET ((unsigned int) jpipe_get_read_descr (eXosip.j_socketctl_event),
&fdset);
#else
FD_SET (jpipe_get_read_descr (eXosip.j_socketctl_event), &fdset);
#endif
max = jpipe_get_read_descr (eXosip.j_socketctl_event);
tv.tv_sec = tv_s;
tv.tv_usec = tv_ms * 1000;
je = (eXosip_event_t *) osip_fifo_tryget (eXosip.j_events);
if (je != NULL)
return je;
eXosip_lock();
eXosip_retransmit_lost200ok();
eXosip_unlock();
if (tv_s == 0 && tv_ms == 0)
return NULL;
i = select (max + 1, &fdset, NULL, NULL, &tv);
if (i <= 0)
return 0;
if (eXosip.j_stop_ua)
return NULL;
if (FD_ISSET (jpipe_get_read_descr (eXosip.j_socketctl_event), &fdset))
{
char buf[500];
jpipe_read (eXosip.j_socketctl_event, buf, 499);
}
je = (eXosip_event_t *) osip_fifo_tryget (eXosip.j_events);
if (je != NULL)
return je;
}
#endif
return je;
}
