3 files changed, 54 insertions, 12 deletions

diff --git a/toxcore/onion_client.c b/toxcore/onion_client.c
index 424711d5..24f41e6f 100644
--- a/toxcore/onion_client.c
+++ b/toxcore/onion_client.c
@@ -40,6 +40,9 @@
  */
 int onion_add_path_node(Onion_Client *onion_c, IP_Port ip_port, const uint8_t *client_id)
 {
+    if (ip_port.ip.family != AF_INET && ip_port.ip.family != AF_INET6)
+        return -1;
+
     unsigned int i;
 
     for (i = 0; i < MAX_PATH_NODES; ++i) {
diff --git a/toxcore/tox.c b/toxcore/tox.c
index d352f672..4b9cff8e 100644
--- a/toxcore/tox.c
+++ b/toxcore/tox.c
@@ -815,12 +815,32 @@ uint32_t tox_do_interval(Tox *tox)
  *  return allocated instance of tox on success.
  *  return 0 if there are problems.
  */
-Tox *tox_new(uint8_t ipv6enabled)
+Tox *tox_new(Tox_Options *options)
 {
     LOGGER_INIT(LOGGER_OUTPUT_FILE, LOGGER_LEVEL);
-    Messenger_Options options = {0};
-    options.ipv6enabled = ipv6enabled;
-    return new_messenger(&options);
+    Messenger_Options m_options = {0};
+
+    if (options == NULL) {
+        m_options.ipv6enabled = TOX_ENABLE_IPV6_DEFAULT;
+    } else {
+        m_options.ipv6enabled = options->ipv6enabled;
+        m_options.udp_disabled = options->udp_disabled;
+        m_options.proxy_enabled = options->proxy_enabled;
+
+        if (m_options.proxy_enabled) {
+            ip_init(&m_options.proxy_info.ip_port.ip, m_options.ipv6enabled);
+
+            if (m_options.ipv6enabled)
+                m_options.proxy_info.ip_port.ip.family = AF_UNSPEC;
+
+            if (!addr_resolve_or_parse_ip(options->proxy_address, &m_options.proxy_info.ip_port.ip, NULL))
+                return NULL;
+
+            m_options.proxy_info.ip_port.port = htons(options->proxy_port);
+        }
+    }
+
+    return new_messenger(&m_options);
 }
 
 /* Run this before closing shop.
diff --git a/toxcore/tox.h b/toxcore/tox.h
index 8caa01e0..6cad6b10 100644
--- a/toxcore/tox.h
+++ b/toxcore/tox.h
@@ -622,20 +622,39 @@ int tox_bootstrap_from_address(Tox *tox, const char *address, uint8_t ipv6enable
  */
 int tox_isconnected(const Tox *tox);
 
+typedef struct {
+    /*
+    *  The type of UDP socket created depends on ipv6enabled:
+    *  If set to 0 (zero), creates an IPv4 socket which subsequently only allows
+    *    IPv4 communication
+    *  If set to anything else (default), creates an IPv6 socket which allows both IPv4 AND
+    *    IPv6 communication
+    */
+    uint8_t ipv6enabled;
+
+    /* Set to 1 to disable udp support. (default: 0)
+       This will force Tox to use TCP only which may slow things down.
+       Disabling udp support is necessary when using anonymous proxies or Tor.*/
+    uint8_t udp_disabled;
+
+    /* Enable proxy support. (only basic TCP socks5 proxy currently supported.) (default: 0 (disabled))*/
+    uint8_t proxy_enabled;
+    char proxy_address[256]; /* Proxy ip or domain in NULL terminated string format. */
+    uint16_t proxy_port; /* Proxy port: in host byte order. */
+} Tox_Options;
+
 /*
  *  Run this function at startup.
  *
- * Initializes a tox structure
- *  The type of communication socket depends on ipv6enabled:
- *  If set to 0 (zero), creates an IPv4 socket which subsequently only allows
- *    IPv4 communication
- *  If set to anything else, creates an IPv6 socket which allows both IPv4 AND
- *    IPv6 communication
+ * Options are some options that can be passed to the Tox instance (see above struct).
  *
+ * If options is NULL, tox_new() will use default settings.
+ *
+ * Initializes a tox structure
  *  return allocated instance of tox on success.
- *  return 0 if there are problems.
+ *  return NULL on failure.
  */
-Tox *tox_new(uint8_t ipv6enabled);
+Tox *tox_new(Tox_Options *options);
 
 /* Run this before closing shop.
  * Free all datastructures. */