forked from osmocom/wireshark
58 lines
1.9 KiB
C
58 lines
1.9 KiB
C
/* packet-isis-hello.h
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* Declares for hello handling inside isis.
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*
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* $Id: packet-isis-hello.h,v 1.11 2003/12/08 20:40:33 guy Exp $
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* Stuart Stanley <stuarts@mxmail.net>
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@ethereal.com>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef _PACKET_ISIS_HELLO_H
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#define _PACKET_ISIS_HELLO_H
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/*
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* Declarations for L1/L2 hello base header.
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*/
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#define ISIS_HELLO_CTYPE_MASK 0x03
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#define ISIS_HELLO_CT_RESERVED_MASK 0xfc
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#define ISIS_HELLO_PRIORITY_MASK 0x7f
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#define ISIS_HELLO_P_RESERVED_MASK 0x80
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#define ISIS_HELLO_TYPE_RESERVED 0
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#define ISIS_HELLO_TYPE_LEVEL_1 1
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#define ISIS_HELLO_TYPE_LEVEL_2 2
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#define ISIS_HELLO_TYPE_LEVEL_12 3
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/*
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* misc. bittest macros
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*/
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#define ISIS_MASK_RESTART_RR(x) ((x)&0x1)
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#define ISIS_MASK_RESTART_RA(x) ((x)&0x2)
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/*
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* Published API functions. NOTE, this are "local" API functions and
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* are only valid from with isis decodes.
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*/
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extern void isis_dissect_isis_hello(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
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int offset, int hello_type, int header_length,int id_length);
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extern void isis_register_hello(int proto_isis);
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#endif /* _PACKET_ISIS_HELLO_H */
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