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authorDavid Brodski <david@brodski.eu>2011-04-05 09:02:16 +0000
committerDavid Brodski <david@brodski.eu>2011-04-05 09:02:16 +0000
commit71e79d72a1da156a1bde9b3346e40f7a7f547f26 (patch)
treeb1bedd9856c58460e45ee6ae0af930856f03a8d5 /src/transport/plugin_transport_wlan.h
parentb64c94d386f0fa6a057c96cf3906a24a39f27b2e (diff)
Some fixes
Diffstat (limited to 'src/transport/plugin_transport_wlan.h')
-rw-r--r--src/transport/plugin_transport_wlan.h61
1 files changed, 60 insertions, 1 deletions
diff --git a/src/transport/plugin_transport_wlan.h b/src/transport/plugin_transport_wlan.h
index d03bacd82..979e466bf 100644
--- a/src/transport/plugin_transport_wlan.h
+++ b/src/transport/plugin_transport_wlan.h
@@ -43,7 +43,55 @@ struct Wlan_Helper_Control_Message
struct MacAddress mac;
};
+/**
+ * Header for messages which need fragmentation
+ */
+struct FragmentationHeader
+{
+
+ struct GNUNET_MessageHeader header;
+
+ /**
+ * ID of message, to distinguish between the messages, picked randomly.
+ */
+ uint32_t message_id GNUNET_PACKED;
+
+ /**
+ * Offset or number of this fragment, for fragmentation/segmentation (design choice, TBD)
+ */
+ uint16_t fragment_off_or_num GNUNET_PACKED;
+
+ /**
+ * CRC of fragment (for error checking)
+ */
+ uint16_t message_crc GNUNET_PACKED;
+
+// followed by payload
+
+};
+
+/**
+ * Header for messages which need fragmentation
+ */
+struct WlanHeader
+{
+ struct GNUNET_MessageHeader header;
+
+ /**
+ * checksum/error correction
+ */
+ uint32_t crc GNUNET_PACKED;
+
+ /**
+ * To whom are we talking to (set to our identity
+ * if we are still waiting for the welcome message)
+ */
+ struct GNUNET_PeerIdentity target;
+
+// followed by payload
+
+};
/* Wlan IEEE80211 header default */
//Informations (in German) http://www.umtslink.at/content/WLAN_macheader-196.html
@@ -104,7 +152,18 @@ struct Radiotap_Send
uint16_t tx_power;
};
-struct rx_info {
+// bit field defines for ri_present
+
+#define has_noise 1
+#define has_power 2
+#define has_channel 4
+
+/**
+ * struct to represent infos gathered form the radiotap fields
+ */
+
+struct Radiotap_rx {
+ uint32_t ri_present;
uint64_t ri_mactime;
int32_t ri_power;
int32_t ri_noise;