Hi list,
On the Ethereal Wiki is a CDP capture of a Broadcom BCM1100 VoIP chipset.
It has a power consumption TLV, which was not yet dissected. The attached
patch does that.
Thanx,
Jaap
Index: packet-cdp.c
===================================================================
--- packet-cdp.c (revision 16889)
+++ packet-cdp.c (working copy)
@@ -92,6 +92,7 @@
/* 0x000d */
#define TYPE_VOIP_VLAN_REPLY 0x000e /* VoIP VLAN reply */
#define TYPE_VOIP_VLAN_QUERY 0x000f /* VoIP VLAN query */
+#define TYPE_POWER 0x0010 /* Power consumption */
#define TYPE_MTU 0x0011 /* MTU */
#define TYPE_TRUST_BITMAP 0x0012 /* Trust bitmap */
#define TYPE_UNTRUSTED_COS 0x0013 /* Untrusted port CoS */
@@ -115,6 +116,7 @@
{ TYPE_DUPLEX, "Duplex" },
{ TYPE_VOIP_VLAN_REPLY, "VoIP VLAN Reply" },
{ TYPE_VOIP_VLAN_QUERY, "VoIP VLAN Query" },
+ { TYPE_POWER, "Power consumption" },
{ TYPE_MTU, "MTU"},
{ TYPE_TRUST_BITMAP, "Trust Bitmap" },
{ TYPE_UNTRUSTED_COS, "Untrusted Port CoS" },
@@ -501,6 +503,20 @@
}
offset += length;
break;
+ case TYPE_POWER:
+ tlvi = proto_tree_add_text(cdp_tree, tvb,
+ offset, length, "Power consumption: %d mW",
+ tvb_get_ntohs(tvb, offset + 4));
+ tlv_tree = proto_item_add_subtree(tlvi, ett_cdp_tlv);
+ proto_tree_add_uint(tlv_tree, hf_cdp_tlvtype, tvb,
+ offset + TLV_TYPE, 2, type);
+ proto_tree_add_uint(tlv_tree, hf_cdp_tlvlength, tvb,
+ offset + TLV_LENGTH, 2, length);
+ proto_tree_add_text(tlv_tree, tvb, offset + 4,
+ length - 4, "Power consumption: %d mW",
+ tvb_get_ntohs(tvb, offset + 4));
+ offset += length;
+ break;
case TYPE_MTU:
tlvi = proto_tree_add_text(cdp_tree, tvb,
offset, length, "MTU: %u",