[wireshark] some initial hackish patches to support HSLs Abis/IP
diff --git a/wireshark/0005-rsl-hsl.patch b/wireshark/0005-rsl-hsl.patch
new file mode 100644
index 0000000..bb6b226
--- /dev/null
+++ b/wireshark/0005-rsl-hsl.patch
@@ -0,0 +1,127 @@
+Index: wireshark/epan/dissectors/packet-rsl.c
+===================================================================
+--- wireshark.orig/epan/dissectors/packet-rsl.c 2011-01-13 10:03:21.000000000 +0100
++++ wireshark/epan/dissectors/packet-rsl.c 2011-01-13 11:00:13.000000000 +0100
+@@ -207,6 +207,7 @@
+ static proto_tree *top_tree;
+ static dissector_handle_t gsm_a_ccch_handle;
+ static dissector_handle_t gsm_a_dtap_handle;
++static dissector_handle_t bssgp_handle;
+
+ static gboolean is_si2q = FALSE;
+
+@@ -239,9 +240,11 @@
+ { 0x08, "TRX Management messages" },
+ { 0x16, "Location Services messages" },
+ { 0x3f, "ip.access Vendor Specific messages" },
++ { 0x80, "HSL Vendor Specific messages" },
+ { 0, NULL }
+ };
+ #define RSL_MSGDISC_IPACCESS 0x3f
++#define RSL_MSGDISC_HSL 0x40
+
+ /*
+ * 9.2 MESSAGE TYPE
+@@ -353,6 +356,14 @@
+ #define RSL_IE_IPAC_RTP_MPLEX 0xfd
+ #define RSL_IE_IPAC_RTP_MPLEX_ID 0xfe
+
++/* Vendor-Specific messages of HSL femtocell. There is no public documentation
++ * about those extensions, all information in this dissector is based on lawful
++ * protocol reverse enginering by Harald Welte <laforge@gnumonks.org> */
++#define RSL_MSG_TYPE_HSL_CONN_TRAU 0x81
++#define RSL_MSG_TYPE_HSL_BSSGP 0x82
++#define RSL_MSG_TYPE_HSL_GPRS_TS_ALLOC 0x83
++#define RSL_MSG_TYPE_HSL_L1_PRIM 0x8a
++
+ static const value_string rsl_msg_type_vals[] = {
+ /* 0 0 0 0 - - - - Radio Link Layer Management messages: */
+ { 0x01, "DATA REQuest" }, /* 8.3.1 */
+@@ -434,6 +445,11 @@
+ { 0x77, "ip.access DLCX" },
+ { 0x78, "ip.access DLCX ACK" },
+ { 0x79, "ip.access DLCX NACK" },
++ /* HSL */
++ { 0x81, "HSL CONNECT TRAU" },
++ { 0x82, "HSL BSSGP" },
++ { 0x83, "HSL GPRS TS ALLOC" },
++ { 0x8a, "HSL L1 PRIMITIVE" },
+ { 0, NULL }
+ };
+
+@@ -3279,17 +3295,47 @@
+ }
+
+ static int
++dissct_rsl_hsl_msg(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset)
++{
++ guint8 msg_type;
++ tvbuff_t *next_tvb;
++
++ msg_type = tvb_get_guint8(tvb, offset)&0x7f;
++ offset++;
++
++ switch (msg_type) {
++ case RSL_MSG_TYPE_HSL_CONN_TRAU:
++ proto_tree_add_item(tree, hf_rsl_remote_ip, tvb,
++ offset+6, 4, FALSE);
++ break;
++ case RSL_MSG_TYPE_HSL_BSSGP:
++ next_tvb = tvb_new_subset(tvb, offset, -1, tvb_length(tvb));
++ call_dissector(bssgp_handle, next_tvb, pinfo, tree);
++ break;
++ case RSL_MSG_TYPE_HSL_GPRS_TS_ALLOC:
++ break;
++ case RSL_MSG_TYPE_HSL_L1_PRIM:
++ break;
++ }
++ return offset;
++}
++
++static int
+ dissct_rsl_msg(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset)
+ {
+ guint8 msg_disc, msg_type;
+
+ msg_disc = tvb_get_guint8(tvb, offset++) >> 1;
+- msg_type = tvb_get_guint8(tvb,offset)&0x7f;
++ msg_type = tvb_get_guint8(tvb,offset)&0xff;
+ proto_tree_add_item(tree, hf_rsl_msg_type, tvb, offset, 1, FALSE);
+
+- if (msg_disc == RSL_MSGDISC_IPACCESS) {
++ switch (msg_disc) {
++ case RSL_MSGDISC_IPACCESS:
+ offset = dissct_rsl_ipaccess_msg(tvb, pinfo, tree, offset);
+ return offset;
++ case RSL_MSGDISC_HSL:
++ offset = dissct_rsl_hsl_msg(tvb, pinfo, tree, offset);
++ return offset;
+ }
+ offset++;
+
+@@ -3924,7 +3970,7 @@
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "RSL");
+ col_clear(pinfo->cinfo, COL_INFO);
+
+- msg_type = tvb_get_guint8(tvb,offset+1)&0x7f;
++ msg_type = tvb_get_guint8(tvb,offset+1)&0xff;
+
+ if (check_col(pinfo->cinfo, COL_INFO)){
+ col_append_fstr(pinfo->cinfo, COL_INFO, "%s ",val_to_str(msg_type, rsl_msg_type_vals,"unknown %u"));
+@@ -3955,6 +4001,7 @@
+
+ gsm_a_ccch_handle = find_dissector("gsm_a_ccch");
+ gsm_a_dtap_handle = find_dissector("gsm_a_dtap");
++ bssgp_handle = find_dissector("bssgp");
+ }
+
+ /* Register the protocol with Wireshark */
+@@ -3975,7 +4022,7 @@
+ },
+ { &hf_rsl_msg_type,
+ { "Message type", "rsl.msg_type",
+- FT_UINT8, BASE_HEX_DEC, VALS(rsl_msg_type_vals), 0x7f,
++ FT_UINT8, BASE_HEX_DEC, VALS(rsl_msg_type_vals), 0xff,
+ NULL, HFILL }
+ },
+ { &hf_rsl_ie_id,