static void on_accept(struct evconnlistener* l, evutil_socket_t* fd, struct sockaddr* addr, int socklen, void *arg)
{
struct tcp_receiver* r = arg;
struct event_base* b = evconnlistener_get_base(l);
struct bufferevent *bev = bufferevent_socket_new(b, fd, BEV_OPT_CLOSE_ON_FREE);
/*设置读事件函数和错误函数*/
bufferevent_setcb(bev, on_read, NULL, on_error, arg);
/*设置监视的socket事件*/
bufferevent_enable(bev, EV_READ|EV_WRITE);
/*添加到事件管理器中*/
carray_push_back(r->bevs, bev);
paxos_log_info("Accepted connection from %s:%d", inet_ntoa(((struct sockaddr_in*)addr)->sin_addr), ntohs(((struct sockaddr_in*)addr)->sin_port));
}
static void
carray_grow(struct carray* a)
{
int i;
struct carray* tmp = carray_new(a->size * 2);
for (i = 0; i < a->count; i++)
carray_push_back(tmp, carray_at(a, i));
free(a->array);
a->head = 0;
a->tail = tmp->tail;
a->size = tmp->size;
a->array = tmp->array;
free(tmp);
}
