static gboolean ssl_starttls_real(gpointer data, gint source,
b_input_condition cond)
{
struct scd *conn = data;
return ssl_connected(conn, conn->fd, B_EV_IO_WRITE);
}
/** Called on successful connections and errors */
void
ssl_event_cb(struct bufferevent *bev, short e, void *data)
{
struct conn *c = data;
uint32_t error_conditions =
BEV_EVENT_EOF | BEV_EVENT_ERROR | BEV_EVENT_TIMEOUT;
#if SSL_DEBUG_LEVEL > 1
errprintf(stdout, "ssl_slave: event callback triggered with flags 0x%hx\n",
e);
#endif
if (e & BEV_EVENT_CONNECTED) {
if (c->local_bev == bev) {
local_connected(c);
} else {
ssl_connected(c);
}
} else if (e & BEV_EVENT_TIMEOUT) {
if (c->state == C_SSL_CONNECTING) {
/* Handshake timed out. */
#if SSL_DEBUG_LEVEL > 0
errprintf(stdout, "ssl_slave: SSL handshake timeout.\n");
#endif
bufferevent_disable(c->remote_bev, EV_READ | EV_WRITE);
bufferevent_free(c->remote_bev);
c->remote_bev = NULL;
c->state = C_SHUTTINGDOWN;
if (c->local_bev) {
bufferevent_disable(c->local_bev, EV_READ);
bufferevent_flush(c->local_bev, EV_WRITE, BEV_FINISHED);
}
delete_conn(c);
} else {
/* Bug in some versions of libevent cause this to trigger when
it shouldn't. Ignore. */
return;
}
} else if (e & error_conditions) {
if (c->local_bev == bev) {
/* Mush side of the connection went away. Flush SSL buffer and shut down. */
#if SSL_DEBUG_LEVEL > 0
errprintf(stdout,
"ssl_slave: Lost local connection. State: %d, reason 0x%hx.\n",
c->state, e);
#endif
bufferevent_disable(c->local_bev, EV_READ | EV_WRITE);
bufferevent_free(c->local_bev);
c->local_bev = NULL;
c->state = C_SHUTTINGDOWN;
if (c->remote_bev) {
bufferevent_disable(c->remote_bev, EV_READ);
bufferevent_flush(c->remote_bev, EV_WRITE, BEV_FINISHED);
SSL_shutdown(bufferevent_openssl_get_ssl(c->remote_bev));
}
delete_conn(c);
} else {
/* Remote side of the connection went away. Flush mush buffer and shut down. */
#if SSL_DEBUG_LEVEL > 0
errprintf(stdout,
"ssl_slave: Lost SSL connection. State: %d, reason 0x%hx.\n",
c->state, e);
#endif
bufferevent_disable(c->remote_bev, EV_READ | EV_WRITE);
bufferevent_free(c->remote_bev);
c->remote_bev = NULL;
c->state = C_SHUTTINGDOWN;
if (c->local_bev) {
bufferevent_disable(c->local_bev, EV_READ);
bufferevent_flush(c->local_bev, EV_WRITE, BEV_FINISHED);
}
delete_conn(c);
}
}
}
