struct bb_session *bb_session_new(struct bb_connection *bbc) {
struct bb_session *bbs = malloc(sizeof(struct bb_session));
if (!bbs) {
bb_error("malloc()");
return NULL;
}
memset(bbs, 0, sizeof(struct bb_session));
// put the session in the hashtable
bb_sht_add(bbs);
// prepare for allocating a new request
bbs->new_request = 1;
// link to the connection
bbs->connection = bbc;
if (!bbc->sessions_head) {
bbc->sessions_head = bbs;
bbc->sessions_tail = bbs;
}
else {
bbs->conn_prev = bbc->sessions_tail;
bbc->sessions_tail = bbs;
bbs->conn_prev->next = bbs;
}
return bbs;
}
static void accept_callback(struct ev_loop *loop, struct ev_io *w, int revents) {
struct bb_acceptor *acceptor = (struct bb_acceptor *) w;
struct sockaddr_in sin;
socklen_t sin_len = sizeof(sin);
int client = accept(w->fd, (struct sockaddr *)&sin, &sin_len);
if (client < 0) {
perror("accept()");
return;
}
if (bb_nonblock(client)) {
close(client);
return;
}
struct bb_session *bbs = malloc(sizeof(struct bb_session));
if (!bbs) {
perror("malloc()");
close(client);
return;
}
memset(bbs, 0, sizeof(struct bb_session));
bb_sht_add(bbs);
bbs->fd = client;
bbs->acceptor = acceptor;
// ssl context ?
if (bbs->acceptor->ctx) {
bbs->ssl = SSL_new(acceptor->ctx);
SSL_set_fd(bbs->ssl, bbs->fd);
SSL_set_accept_state(bbs->ssl);
}
bbs->new_request = 1;
ev_io_init(&bbs->reader.reader, read_callback, client, EV_READ);
bbs->reader.session = bbs;
ev_io_init(&bbs->writer.writer, bb_wq_callback, client, EV_WRITE);
bbs->writer.session = bbs;
ev_io_start(loop, &bbs->reader.reader);
}