static int curl_conn_add_write(engine_t e,curl_conn_t conn){
int ret;
if(!conn->flag)
ret = kn_event_add(e,(handle_t)conn,EVENT_WRITE);
else
ret = kn_enable_write(e,(handle_t)conn);
if(0 == ret && !conn->flag)
conn->flag = 1;
return ret;
}
static int stream_socket_associate(engine_t e,handle_t h,void (*callback)(handle_t,void*,int,int)){
if(((handle_t)h)->type != KN_SOCKET) return -1;
kn_socket *s = (kn_socket*)h;
if(!callback) return -1;
if(s->e){
kn_event_del(s->e,h);
s->e = NULL;
}
if(h->status == SOCKET_ESTABLISH){
kn_set_noblock(h->fd,0);
#ifdef _LINUX
kn_event_add(e,h,EVENT_WRITE | EVENT_READ);
#elif _BSD
kn_event_add(e,h,EVENT_WRITE);
kn_event_add(e,h,EVENT_READ);
//kn_disable_read(e,h);
//kn_disable_write(e,h);
#else
return -1;
#endif
}else if(h->status == SOCKET_LISTENING){
#ifdef _LINUX
kn_event_add(e,h,EVENT_READ);
#elif _BSD
kn_event_add(e,EVENT_READ);
#else
return -1;
#endif
}else if(h->status == SOCKET_CONNECTING){
#ifdef _LINUX
kn_event_add(e,h,EVENT_WRITE | EVENT_READ);
#elif _BSD
kn_event_add(e,h,EVENT_WRITE);
kn_event_add(e,h,EVENT_READ);
#else
return -1;
#endif
}
else{
return -1;
}
s->callback = callback;
s->e = e;
return 0;
}
int kn_chrdev_read(handle_t h,st_io *req){
if(((handle_t)h)->type != KN_CHRDEV) return -1;
if(((handle_t)h)->status == KN_CHRDEV_RELEASE) return -1;
kn_chr_dev *r = (kn_chr_dev*)h;
if(!(r->events & EPOLLIN)){
int ret = 0;
if(r->events == 0){
ret = kn_event_add(r->e,(handle_t)r,EPOLLIN);
}else
ret = kn_event_mod(r->e,(handle_t)r,EPOLLIN);
if(ret == 0)
r->events = EPOLLIN;
else
return -1;
}
kn_list_pushback(&r->pending_read,(kn_list_node*)req);
return 0;
}