Work on splitting out OpenSSL cleanly.

src/network/tls.h

@@ -0,0 +1,71 @@
+/*
+ * uhub - A tiny ADC p2p connection hub
+ * Copyright (C) 2007-2012, Jan Vidar Krey
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef HAVE_UHUB_NETWORK_TLS_H
+#define HAVE_UHUB_NETWORK_TLS_H
+
+#include "uhub.h"
+
+#ifdef SSL_SUPPORT
+
+
+enum ssl_state
+{
+	tls_st_none,
+	tls_st_error,
+	tls_st_accepting,
+	tls_st_connecting,
+	tls_st_connected,
+	tls_st_disconnecting,
+};
+
+enum net_con_ssl_mode
+{
+	net_con_ssl_mode_server,
+	net_con_ssl_mode_client,
+};
+
+
+/**
+ * Start SSL_accept()
+ */
+extern ssize_t net_con_ssl_accept(struct net_connection*);
+
+/**
+ * Start SSL_connect()
+ */
+extern ssize_t net_con_ssl_connect(struct net_connection*);
+
+extern ssize_t net_ssl_send(struct net_connection* con, const void* buf, size_t len);
+extern ssize_t net_ssl_recv(struct net_connection* con, void* buf, size_t len);
+
+extern void net_ssl_shutdown(struct net_connection* con);
+extern void net_ssl_destroy(struct net_connection* con);
+extern void net_ssl_callback(struct net_connection* con, int events);
+
+
+#ifdef SSL_USE_OPENSSL
+extern ssize_t net_con_ssl_handshake(struct net_connection* con, enum net_con_ssl_mode, SSL_CTX* ssl_ctx);
+extern SSL* net_con_get_ssl(struct net_connection* con);
+extern void net_con_set_ssl(struct net_connection* con, SSL*);
+#endif // SSL_USE_OPENSSL
+extern int   net_con_is_ssl(struct net_connection* con);
+
+#endif /* SSL_SUPPORT */
+#endif /* HAVE_UHUB_NETWORK_TLS_H */