static GstDtlsAgent *
get_agent_by_pem (const gchar * pem)
{
GstDtlsAgent *agent;
if (!pem) {
if (g_once_init_enter (&generated_cert_agent)) {
GstDtlsAgent *new_agent;
new_agent = g_object_new (GST_TYPE_DTLS_AGENT, "certificate",
g_object_new (GST_TYPE_DTLS_CERTIFICATE, NULL), NULL);
GST_DEBUG_OBJECT (generated_cert_agent,
"no agent with generated cert found, creating new");
g_once_init_leave (&generated_cert_agent, new_agent);
} else {
GST_DEBUG_OBJECT (generated_cert_agent,
"using agent with generated cert");
}
agent = generated_cert_agent;
g_object_ref (agent);
} else {
G_LOCK (agent_table);
if (!agent_table) {
agent_table =
g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
}
agent = GST_DTLS_AGENT (g_hash_table_lookup (agent_table, pem));
if (!agent) {
agent = g_object_new (GST_TYPE_DTLS_AGENT,
"certificate", g_object_new (GST_TYPE_DTLS_CERTIFICATE, "pem", pem,
NULL), NULL);
g_object_weak_ref (G_OBJECT (agent), (GWeakNotify) agent_weak_ref_notify,
(gpointer) g_strdup (pem));
g_hash_table_insert (agent_table, g_strdup (pem), agent);
GST_DEBUG_OBJECT (agent, "no agent found, created new");
} else {
g_object_ref (agent);
GST_DEBUG_OBJECT (agent, "agent found");
}
G_UNLOCK (agent_table);
}
return agent;
}
static void
gst_dtls_connection_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstDtlsConnection *self = GST_DTLS_CONNECTION (object);
GstDtlsAgent *agent;
GstDtlsConnectionPrivate *priv = self->priv;
SSL_CTX *ssl_context;
switch (prop_id) {
case PROP_AGENT:
g_return_if_fail (!priv->ssl);
agent = GST_DTLS_AGENT (g_value_get_object (value));
g_return_if_fail (GST_IS_DTLS_AGENT (agent));
ssl_context = _gst_dtls_agent_peek_context (agent);
priv->ssl = SSL_new (ssl_context);
g_return_if_fail (priv->ssl);
priv->bio = BIO_new (BIO_s_gst_dtls_connection ());
g_return_if_fail (priv->bio);
BIO_set_data (priv->bio, self);
SSL_set_bio (priv->ssl, priv->bio, priv->bio);
SSL_set_verify (priv->ssl,
SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT,
openssl_verify_callback);
SSL_set_ex_data (priv->ssl, connection_ex_index, self);
log_state (self, "connection created");
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (self, prop_id, pspec);
}
}
