Added TCP_client.

Some work done on the TCP part.

1 files changed, 78 insertions, 0 deletions

diff --git a/toxcore/TCP_client.h b/toxcore/TCP_client.h
new file mode 100644
index 00000000..eb2aa39c
--- /dev/null
+++ b/toxcore/TCP_client.h
@@ -0,0 +1,78 @@
+/*
+* TCP_client.h -- Implementation of the TCP relay client part of Tox.
+*
+*  Copyright (C) 2014 Tox project All Rights Reserved.
+*
+*  This file is part of Tox.
+*
+*  Tox 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.
+*
+*  Tox 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 Tox.  If not, see <http://www.gnu.org/licenses/>.
+*
+*/
+
+
+#ifndef TCP_CLIENT_H
+#define TCP_CLIENT_H
+
+#include "net_crypto.h"
+#include "TCP_server.h"
+
+#define TCP_CONNECTION_TIMEOUT 10
+
+enum {
+    TCP_CLIENT_NO_STATUS,
+    TCP_CLIENT_CONNECTING,
+    TCP_CLIENT_UNCONFIRMED,
+    TCP_CLIENT_CONFIRMED,
+    TCP_CLIENT_DISCONNECTED,
+};
+typedef struct  {
+    uint8_t status;
+    sock_t  sock;
+    uint8_t public_key[crypto_box_PUBLICKEYBYTES]; /* public key of the server */
+    uint8_t recv_nonce[crypto_box_NONCEBYTES]; /* Nonce of received packets. */
+    uint8_t sent_nonce[crypto_box_NONCEBYTES]; /* Nonce of sent packets. */
+    uint8_t shared_key[crypto_box_BEFORENMBYTES];
+    uint16_t next_packet_length;
+
+    uint8_t temp_secret_key[crypto_box_SECRETKEYBYTES];
+
+    uint8_t last_packet[2 + MAX_PACKET_SIZE];
+    uint16_t last_packet_length;
+    uint16_t last_packet_sent;
+
+    uint64_t kill_at;
+
+    uint64_t last_pinged;
+    uint64_t ping_id;
+} TCP_Client_Connection;
+
+/* Create new TCP connection to ip_port/public_key
+ */
+TCP_Client_Connection *new_TCP_connection(IP_Port ip_port, uint8_t *public_key, uint8_t *self_public_key,
+        uint8_t *self_secret_key);
+
+/* Run the TCP connection
+ */
+void do_TCP_connection(TCP_Client_Connection *TCP_connection);
+
+/* Kill the TCP connection
+ */
+void kill_TCP_connection(TCP_Client_Connection *TCP_connection);
+
+int get_TCP_connection_status(TCP_Client_Connection *TCP_connection);
+
+int read_TCP_connection(TCP_Client_Connection *TCP_connection, uint8_t *data);
+
+
+#endif