71 lines
1.7 KiB
C
71 lines
1.7 KiB
C
#ifndef TEMPL_OPTS_H
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#define TEMPL_OPTS_H
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#include "massip-addr.h"
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#ifdef _MSC_VER
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#pragma warning(disable:4214)
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#endif
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/**
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* This tells us whether we should add, remove, or leave default
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* a field in the packet headers.
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* FIXME: not all of these are supported
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*/
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typedef enum {Default, Add, Remove} addremove_t;
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struct TemplateOptions {
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struct {
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addremove_t is_badsum:4; /* intentionally bad checksum */
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addremove_t is_tsecho:4; /* enable timestamp echo */
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addremove_t is_tsreply:4; /* enable timestamp echo */
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addremove_t is_flags:4;
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addremove_t is_ackno:4;
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addremove_t is_seqno:4;
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addremove_t is_win:4;
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addremove_t is_mss:4;
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addremove_t is_sackok:4;
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addremove_t is_wscale:4;
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unsigned flags;
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unsigned ackno;
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unsigned seqno;
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unsigned win;
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unsigned mss;
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unsigned sackok;
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unsigned wscale;
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unsigned tsecho;
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unsigned tsreply;
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} tcp;
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struct {
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addremove_t is_badsum:4; /* intentionally bad checksum */
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} udp;
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struct {
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addremove_t is_sender_mac:4;
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addremove_t is_sender_ip:4;
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addremove_t is_target_mac:4;
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addremove_t is_target_ip:4;
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macaddress_t sender_mac;
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ipaddress sender_ip;
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macaddress_t target_mac;
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ipaddress target_ip;
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} arp;
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struct {
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addremove_t is_badsum:4; /* intentionally bad checksum */
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addremove_t is_tos:4;
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addremove_t is_ipid:4;
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addremove_t is_df:4;
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addremove_t is_mf:4;
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addremove_t is_ttl:4;
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unsigned tos;
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unsigned ipid;
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unsigned ttl;
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} ipv4;
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};
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#endif
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