int
recv(long sd, void *buf, long len, long flags)
{
int ret;
int index = 0;
OS_semaphore_post(g_select_sleep_semaphore); //wakeup select thread if needed
for (index = 0; index < MAX_NUM_OF_SOCKETS; index++){
if (g_sockets[index].sd == sd){
/* wait for data to become available */
OS_semaphore_pend(g_sockets[index].sd_semaphore, e_WAIT_FOREVER);
}
}
/* suspend select thread until waiting for more data */
OS_semaphore_pend(g_select_sleep_semaphore, e_WAIT_FOREVER);
if (g_wlan_stopped){ //if wlan_stop then return
return -1;
}
/* call the original recv knowing there is available data
and it's a non-blocking call */
OS_mutex_lock(g_main_mutex, &mtx_key);
ret = c_recv(sd, buf, len, flags);
OS_mutex_unlock(g_main_mutex, mtx_key);
return(ret);
}
void package_parse(int conn)
{
int rc;
PCK package;
int pack_type;
while(1)
{
bzero(&package,PCK_LEN);
rc=c_recv(sockfd,&package,PCK_LEN,0);
if(rc>0)
printf("package received\n");
else if(rc==0)
{
printf("client closed\n");
break;
}
else
{
perror("receive error:\n");
exit(1);
}
pack_type=parse_package(&package);
switch(pack_type)
{
case 1:
user_transations();
break;
case 2:
msg_transactions();
break;
case 3:
chis_transations();
break;
default:
break;
}
}
}
