From d5d3bbcd4442ad193de175499cffb6b535885f4f Mon Sep 17 00:00:00 2001
From: Ludwig Ortmann <ludwig.ortmann@fu-berlin.de>
Date: Wed, 5 Feb 2014 09:46:52 +0100
Subject: [PATCH] add EUI-64 support for nativenet

---
 cpu/native/include/nativenet.h          | 17 +++++++++++++++++
 cpu/native/include/nativenet_internal.h |  1 +
 cpu/native/net/interface.c              | 15 +++++++++++++++
 cpu/native/net/tap.c                    | 11 +++++++++++
 4 files changed, 44 insertions(+)

diff --git a/cpu/native/include/nativenet.h b/cpu/native/include/nativenet.h
index 0251b68a0e..79dc1e3a13 100644
--- a/cpu/native/include/nativenet.h
+++ b/cpu/native/include/nativenet.h
@@ -84,6 +84,23 @@ radio_address_t nativenet_set_address(radio_address_t address);
  */
 radio_address_t nativenet_get_address();
 
+/**
+ * @brief Sets the IEEE long address of the nativenet transceiver.
+ *
+ * @param[in] addr The desired address.
+ *
+ * @return The set address after calling.
+ */
+uint64_t nativenet_set_address_long(uint64_t addr);
+
+/**
+ * @brief Gets the current IEEE long address of the nativenet
+ * transceiver.
+ *
+ * @return The current IEEE long address.
+ */
+uint64_t nativenet_get_address_long(void);
+
 /**
  * Set transceiver channel
  *
diff --git a/cpu/native/include/nativenet_internal.h b/cpu/native/include/nativenet_internal.h
index 58a2f2d7c1..954f4bdcd3 100644
--- a/cpu/native/include/nativenet_internal.h
+++ b/cpu/native/include/nativenet_internal.h
@@ -38,6 +38,7 @@ struct rx_buffer_s {
 };
 
 extern struct rx_buffer_s _nativenet_rx_buffer[RX_BUF_SIZE];
+extern uint64_t _native_net_addr_long;
 
 void _nativenet_handle_packet(radio_packet_t *packet);
 int8_t send_buf(radio_packet_t *packet);
diff --git a/cpu/native/net/interface.c b/cpu/native/net/interface.c
index 59998dbea0..1d97548f6c 100644
--- a/cpu/native/net/interface.c
+++ b/cpu/native/net/interface.c
@@ -47,6 +47,7 @@ uint16_t _native_net_pan;
 uint8_t _native_net_monitor;
 static int _native_net_tpid;
 radio_address_t _native_net_addr;
+uint64_t _native_net_addr_long;
 
 /************************************************************************/
 /* nativenet.h **********************************************************/
@@ -108,6 +109,20 @@ radio_address_t nativenet_get_address()
     return _native_net_addr;
 }
 
+uint64_t nativenet_get_address_long(void)
+{
+    DEBUG("nativenet_get_address_long -> address = %"PRIx64"\n", _native_net_addr_long);
+    return _native_net_addr_long;
+}
+
+uint64_t nativenet_set_address_long(uint64_t address)
+{
+    DEBUG("nativenet_set_address_long(address=%"PRIx64")\n", address);
+    warnx("nativenet_set_address_long: this does not actually change the interfaces address");
+    _native_net_addr_long = address;
+    return _native_net_addr_long;
+}
+
 int8_t nativenet_send(radio_packet_t *packet)
 {
     packet->src = _native_net_addr;
diff --git a/cpu/native/net/tap.c b/cpu/native/net/tap.c
index e378b53cae..957519602e 100644
--- a/cpu/native/net/tap.c
+++ b/cpu/native/net/tap.c
@@ -284,6 +284,17 @@ int tap_init(char *name)
     }
     memcpy(_native_tap_mac, ifr.ifr_hwaddr.sa_data, ETHER_ADDR_LEN);
 #endif
+    DEBUG("_native_tap_mac: %02x:%02x:%02x:%02x:%02x:%02x\n", _native_tap_mac[0], _native_tap_mac[1], _native_tap_mac[2], _native_tap_mac[3], _native_tap_mac[4], _native_tap_mac[5]);
+
+    unsigned char *eui_64 = (unsigned char*)&_native_net_addr_long;
+    eui_64[0] = _native_tap_mac[0];
+    eui_64[1] = _native_tap_mac[1];
+    eui_64[2] = _native_tap_mac[2];
+    eui_64[3] = 0xff;
+    eui_64[4] = 0xfe;
+    eui_64[5] = _native_tap_mac[3];
+    eui_64[6] = _native_tap_mac[4];
+    eui_64[7] = _native_tap_mac[5];
 
     /* configure signal handler for fds */
     register_interrupt(SIGIO, _native_handle_tap_input);