void buf_write_callback(struct bufferevent *incoming,
void *arg)
{
conn *c;
c = (conn*) arg;
assert(c != NULL);
int fd;
fd = (int)bufferevent_getfd(incoming);
if (fd != c->sfd){
perror("fd != sfd");
conn_close(c);
return;
}
drive_machine(c, incoming);
return;
}
void master_event_handler(const int fd, const short which, void *arg) {
conn *c;
c = (conn *)arg;
assert(c != NULL);
// c->which = which;
if (fd != c->sfd)
{
perror("fd != sfd");
conn_close(c);
return;
}
drive_machine(c, NULL);
return;
}
// 改成用bufferevent之后，接受的参数得改。。。
void event_handler(struct bufferevent *incoming, void *arg) {
conn *c;
c = (conn *)arg;
assert(c != NULL);
// c->which = which;
int fd;
fd = (int)bufferevent_getfd(incoming);
if (fd != c->sfd)
{
perror("fd != sfd");
conn_close(c);
return;
}
drive_machine(c, incoming);
return;
}
void event_handler(int fd, short which, void *arg) {
conn *c;
c = (conn *)arg;
c->which = which;
/* sanity */
if (fd != c->sfd) {
fprintf(stderr, "Catastrophic: event fd doesn't match conn fd!\n");
conn_close(c);
return;
}
/* do as much I/O as possible until we block */
drive_machine(c);
/* wait for next event */
return;
}
// leader/flower模式
static void *worker_main(void *arg) {
pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, 0);
// struct timeval {
// time_t tv_sec; /* seconds */
// suseconds_t tv_usec; /* microseconds */
// };
// tv_usec 的说明为时间的毫秒部分
struct timeval tv = {1, 0};
// daemon_quit 退出标识。 0 没有退出、1退出
while (!daemon_quit) {
pthread_mutex_lock(&leader);
AGAIN:
while(loop.nready == 0 && daemon_quit == 0)
// 取出事件
loop.nready = aeApiPoll(&loop, &tv);
if (daemon_quit) {
pthread_mutex_unlock(&leader);
break;
}
// 遍历事件
loop.nready --;
int fd = loop.fired[loop.nready];
conn *c = loop.conns[fd];
if (c == NULL){
fprintf(stderr, "Bug: conn %d should not be NULL\n", fd);
delete_event(fd);
close(fd);
goto AGAIN;
}
//loop.conns[fd] = NULL;
pthread_mutex_unlock(&leader);
if (drive_machine(c)) {
if (update_event(fd, c->ev_flags, c)) conn_close(c);
}
}
return NULL;
}
