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From Carles Kishimoto <carles.kishimoto@gmail.com>:

Browse Source 
add support for the IEEE 802.1 private extensions to the lldp printer
This commit is contained in:
hannes 2008-01-09 09:40:47 +00:00
parent 1055e39384
commit 33808368e6
3 changed files with 82 additions and 11 deletions
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5
oui.c
View File

@ -15,7 +15,7 @@
#ifndef lint
static const char rcsid[] _U_ =
"@(#) $Header: /tcpdump/master/tcpdump/oui.c,v 1.8 2007-08-19 09:14:49 hannes Exp $ (LBL)";
"@(#) $Header: /tcpdump/master/tcpdump/oui.c,v 1.9 2008-01-09 09:40:47 hannes Exp $ (LBL)";
#endif
#ifdef HAVE_CONFIG_H
@ -39,7 +39,8 @@ struct tok oui_values[] = {
{ OUI_APPLETALK, "Appletalk" },
{ OUI_JUNIPER, "Juniper" },
{ OUI_HP, "Hewlett-Packard" },
{ OUI_IEEE_PRIVATE, "IEEE 802.3 Private"},
{ OUI_IEEE_8021_PRIVATE, "IEEE 802.1 Private"},
{ OUI_IEEE_8023_PRIVATE, "IEEE 802.3 Private"},
{ OUI_TIA, "ANSI/TIA"},
{ 0, NULL }
};

5
oui.h
View File

@ -1,4 +1,4 @@
/* @(#) $Header: /tcpdump/master/tcpdump/oui.h,v 1.7 2007-08-19 09:14:49 hannes Exp $ (LBL) */
/* @(#) $Header: /tcpdump/master/tcpdump/oui.h,v 1.8 2008-01-09 09:40:47 hannes Exp $ (LBL) */
/*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that: (1) source code
@ -27,7 +27,8 @@ extern struct tok smi_values[];
#define OUI_APPLETALK 0x080007 /* Appletalk */
#define OUI_JUNIPER 0x009069 /* Juniper */
#define OUI_HP 0x080009 /* Hewlett-Packard */
#define OUI_IEEE_PRIVATE 0x00120f /* IEEE 802.3 Organisation Specific - Annex G */
#define OUI_IEEE_8021_PRIVATE 0x0080c2 /* IEEE 802.1 Organisation Specific - Annex F */
#define OUI_IEEE_8023_PRIVATE 0x00120f /* IEEE 802.3 Organisation Specific - Annex G */
#define OUI_TIA 0x0012bb /* TIA - Telecommunications Industry Association - ANSI/TIA-1057- 2006 */
/*

75
print-lldp.c
View File

@ -20,7 +20,7 @@
#ifndef lint
static const char rcsid[] _U_ =
"@(#) $Header: /tcpdump/master/tcpdump/print-lldp.c,v 1.8 2007-12-08 09:52:31 hannes Exp $";
"@(#) $Header: /tcpdump/master/tcpdump/print-lldp.c,v 1.9 2008-01-09 09:40:47 hannes Exp $";
#endif
#ifdef HAVE_CONFIG_H
@ -138,6 +138,28 @@ static const struct tok lldp_cap_values[] = {
{ 0, NULL}
};
#define LLDP_PRIVATE_8021_SUBTYPE_PORT_VLAN_ID 1
#define LLDP_PRIVATE_8021_SUBTYPE_PROTOCOL_VLAN_ID 2
#define LLDP_PRIVATE_8021_SUBTYPE_VLAN_NAME 3
#define LLDP_PRIVATE_8021_SUBTYPE_PROTOCOL_IDENTITY 4
static const struct tok lldp_8021_subtype_values[] = {
{ LLDP_PRIVATE_8021_SUBTYPE_PORT_VLAN_ID, "Port VLAN Id"},
{ LLDP_PRIVATE_8021_SUBTYPE_PROTOCOL_VLAN_ID, "Port and Protocol VLAN ID"},
{ LLDP_PRIVATE_8021_SUBTYPE_VLAN_NAME, "VLAN name"},
{ LLDP_PRIVATE_8021_SUBTYPE_PROTOCOL_IDENTITY, "Protocol Identity"},
{ 0, NULL}
};
#define LLDP_8021_PORT_PROTOCOL_VLAN_SUPPORT (1 << 1)
#define LLDP_8021_PORT_PROTOCOL_VLAN_STATUS (1 << 2)
static const struct tok lldp_8021_port_protocol_id_values[] = {
{ LLDP_8021_PORT_PROTOCOL_VLAN_SUPPORT, "supported"},
{ LLDP_8021_PORT_PROTOCOL_VLAN_STATUS, "enabled"},
{ 0, NULL}
};
#define LLDP_PRIVATE_8023_SUBTYPE_MACPHY 1
#define LLDP_PRIVATE_8023_SUBTYPE_MDIPOWER 2
#define LLDP_PRIVATE_8023_SUBTYPE_LINKAGGR 3
@ -534,7 +556,51 @@ static const struct tok lldp_intf_numb_subtype_values[] = {
#define LLDP_INTF_NUM_LEN 5
/*
* Print IEEE private extensions.
* Print IEEE private extensions. (802.1 annex F)
*/
static int
lldp_private_8021_print(const u_char *tptr)
{
int subtype, hexdump = FALSE;
subtype = *(tptr+3);
printf("\n\t %s Subtype (%u)",
tok2str(lldp_8021_subtype_values, "unknown", subtype),
subtype);
switch (subtype) {
case LLDP_PRIVATE_8021_SUBTYPE_PORT_VLAN_ID:
printf("\n\t port vlan id (PVID): %u",
EXTRACT_16BITS(tptr+4));
break;
case LLDP_PRIVATE_8021_SUBTYPE_PROTOCOL_VLAN_ID:
printf("\n\t port and protocol vlan id (PPVID): %u, flags [%s] (0x%02x)",
EXTRACT_16BITS(tptr+5),
bittok2str(lldp_8021_port_protocol_id_values, "none", *(tptr+4)),
*(tptr+4));
break;
case LLDP_PRIVATE_8021_SUBTYPE_VLAN_NAME:
printf("\n\t vlan id (VID): %u",
EXTRACT_16BITS(tptr+4));
printf("\n\t vlan name: ");
safeputs((const char *)tptr+7, *(tptr+6));
break;
case LLDP_PRIVATE_8021_SUBTYPE_PROTOCOL_IDENTITY:
printf("\n\t protocol identity: ");
safeputs((const char *)tptr+5, *(tptr+4));
break;
default:
hexdump = TRUE;
break;
}
return hexdump;
}
/*
* Print IEEE private extensions. (802.3)
*/
static int
lldp_private_8023_print(const u_char *tptr)
@ -980,7 +1046,10 @@ lldp_print(register const u_char *pptr, register u_int len) {
printf(": OUI %s (0x%06x)", tok2str(oui_values, "Unknown", oui), oui);
switch (oui) {
case OUI_IEEE_PRIVATE:
case OUI_IEEE_8021_PRIVATE:
hexdump = lldp_private_8021_print(tptr);
break;
case OUI_IEEE_8023_PRIVATE:
hexdump = lldp_private_8023_print(tptr);
break;
case OUI_TIA: