void *io_loop(void *arg)
{
struct io *io = (struct io *) arg;
struct pfiled *pfiled = io->pfiled;
struct xseg *xseg = pfiled->xseg;
uint32_t portno = pfiled->portno;
struct xseg_request *accepted;
for (;;) {
accepted = NULL;
if (!isTerminate())
accepted = xseg_accept(xseg, portno, 0);
if (accepted) {
io->req = accepted;
wake_up_next_iothread(pfiled);
handle_accepted(pfiled, io);
}
else {
pthread_mutex_lock(&io->lock);
free_io(pfiled, io);
pthread_cond_wait(&io->cond, &io->lock);
pthread_mutex_unlock(&io->lock);
}
}
return NULL;
}
static int pfiled_loop(struct pfiled *pfiled)
{
struct xseg *xseg = pfiled->xseg;
uint32_t portno = pfiled->portno;
/* GCC + pthreads glitch? */
struct io *io;
(void)io;
for (;!(isTerminate() && xq_count(&pfiled->free_ops) == pfiled->nr_ops);) {
io = wake_up_next_iothread(pfiled);
xseg_prepare_wait(xseg, portno);
xseg_wait_signal(xseg, 1000000UL);
}
return 0;
}
/**
* \brief 服务程序框架的主函数
*/
void zService::main()
{
Zebra::logger->trace("zService::main");
//初始化程序，并确认服务器启动成功
if (init()
&& validate())
{
//运行主回调线程
while(!isTerminate())
{
if (!serviceCallback())
{
break;
}
}
}
//结束程序，释放相应的资源
final();
CCategoryParserDriver::~CCategoryParserDriver()
{
CHECK_OBJECT_STATE( categoryStackSize() == 1 || isTerminate(), "Category stack is broken" );
}
