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-rw-r--r--ipsd/ip_compat.h201
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diff --git a/ipsd/ip_compat.h b/ipsd/ip_compat.h
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--- /dev/null
+++ b/ipsd/ip_compat.h
@@ -0,0 +1,201 @@
+/*
+ * (C)opyright 1995 by Darren Reed.
+ *
+ * This code may be freely distributed as long as it retains this notice
+ * and is not changed in any way. The author accepts no responsibility
+ * for the use of this software. I hate legaleese, don't you ?
+ *
+ * @(#)ip_compat.h 1.1 9/14/95
+ */
+
+/*
+ * These #ifdef's are here mainly for linux, but who knows, they may
+ * not be in other places or maybe one day linux will grow up and some
+ * of these will turn up there too.
+ */
+#ifndef ICMP_UNREACH
+# define ICMP_UNREACH ICMP_DEST_UNREACH
+#endif
+#ifndef ICMP_SOURCEQUENCH
+# define ICMP_SOURCEQUENCH ICMP_SOURCE_QUENCH
+#endif
+#ifndef ICMP_TIMXCEED
+# define ICMP_TIMXCEED ICMP_TIME_EXCEEDED
+#endif
+#ifndef ICMP_PARAMPROB
+# define ICMP_PARAMPROB ICMP_PARAMETERPROB
+#endif
+#ifndef IPVERSION
+# define IPVERSION 4
+#endif
+#ifndef IPOPT_MINOFF
+# define IPOPT_MINOFF 4
+#endif
+#ifndef IPOPT_COPIED
+# define IPOPT_COPIED(x) ((x)&0x80)
+#endif
+#ifndef IPOPT_EOL
+# define IPOPT_EOL 0
+#endif
+#ifndef IPOPT_NOP
+# define IPOPT_NOP 1
+#endif
+#ifndef IP_MF
+# define IP_MF ((u_short)0x2000)
+#endif
+#ifndef ETHERTYPE_IP
+# define ETHERTYPE_IP ((u_short)0x0800)
+#endif
+#ifndef TH_FIN
+# define TH_FIN 0x01
+#endif
+#ifndef TH_SYN
+# define TH_SYN 0x02
+#endif
+#ifndef TH_RST
+# define TH_RST 0x04
+#endif
+#ifndef TH_PUSH
+# define TH_PUSH 0x08
+#endif
+#ifndef TH_ACK
+# define TH_ACK 0x10
+#endif
+#ifndef TH_URG
+# define TH_URG 0x20
+#endif
+#ifndef IPOPT_EOL
+# define IPOPT_EOL 0
+#endif
+#ifndef IPOPT_NOP
+# define IPOPT_NOP 1
+#endif
+#ifndef IPOPT_RR
+# define IPOPT_RR 7
+#endif
+#ifndef IPOPT_TS
+# define IPOPT_TS 68
+#endif
+#ifndef IPOPT_SECURITY
+# define IPOPT_SECURITY 130
+#endif
+#ifndef IPOPT_LSRR
+# define IPOPT_LSRR 131
+#endif
+#ifndef IPOPT_SATID
+# define IPOPT_SATID 136
+#endif
+#ifndef IPOPT_SSRR
+# define IPOPT_SSRR 137
+#endif
+#ifndef IPOPT_SECUR_UNCLASS
+# define IPOPT_SECUR_UNCLASS ((u_short)0x0000)
+#endif
+#ifndef IPOPT_SECUR_CONFID
+# define IPOPT_SECUR_CONFID ((u_short)0xf135)
+#endif
+#ifndef IPOPT_SECUR_EFTO
+# define IPOPT_SECUR_EFTO ((u_short)0x789a)
+#endif
+#ifndef IPOPT_SECUR_MMMM
+# define IPOPT_SECUR_MMMM ((u_short)0xbc4d)
+#endif
+#ifndef IPOPT_SECUR_RESTR
+# define IPOPT_SECUR_RESTR ((u_short)0xaf13)
+#endif
+#ifndef IPOPT_SECUR_SECRET
+# define IPOPT_SECUR_SECRET ((u_short)0xd788)
+#endif
+#ifndef IPOPT_SECUR_TOPSECRET
+# define IPOPT_SECUR_TOPSECRET ((u_short)0x6bc5)
+#endif
+
+#ifdef linux
+# define icmp icmphdr
+# define icmp_type type
+# define icmp_code code
+
+/*
+ * From /usr/include/netinet/ip_var.h
+ * !%@#!$@# linux...
+ */
+struct ipovly {
+ caddr_t ih_next, ih_prev; /* for protocol sequence q's */
+ u_char ih_x1; /* (unused) */
+ u_char ih_pr; /* protocol */
+ short ih_len; /* protocol length */
+ struct in_addr ih_src; /* source internet address */
+ struct in_addr ih_dst; /* destination internet address */
+};
+
+typedef struct {
+ __u16 th_sport;
+ __u16 th_dport;
+ __u32 th_seq;
+ __u32 th_ack;
+# if defined(__i386__) || defined(__MIPSEL__) || defined(__alpha__) ||\
+ defined(vax)
+ __u8 th_res:4;
+ __u8 th_off:4;
+#else
+ __u8 th_off:4;
+ __u8 th_res:4;
+#endif
+ __u8 th_flags;
+ __u16 th_win;
+ __u16 th_sum;
+ __u16 th_urp;
+} tcphdr_t;
+
+typedef struct {
+ __u16 uh_sport;
+ __u16 uh_dport;
+ __s16 uh_ulen;
+ __u16 uh_sum;
+} udphdr_t;
+
+typedef struct {
+# if defined(__i386__) || defined(__MIPSEL__) || defined(__alpha__) ||\
+ defined(vax)
+ __u8 ip_hl:4;
+ __u8 ip_v:4;
+# else
+ __u8 ip_hl:4;
+ __u8 ip_v:4;
+# endif
+ __u8 ip_tos;
+ __u16 ip_len;
+ __u16 ip_id;
+ __u16 ip_off;
+ __u8 ip_ttl;
+ __u8 ip_p;
+ __u16 ip_sum;
+ struct in_addr ip_src;
+ struct in_addr ip_dst;
+} ip_t;
+
+typedef struct {
+ __u8 ether_dhost[6];
+ __u8 ether_shost[6];
+ __u16 ether_type;
+} ether_header_t;
+
+# define bcopy(a,b,c) memmove(b,a,c)
+# define bcmp(a,b,c) memcmp(a,b,c)
+
+# define ifnet device
+
+#else
+
+typedef struct udphdr udphdr_t;
+typedef struct tcphdr tcphdr_t;
+typedef struct ip ip_t;
+typedef struct ether_header ether_header_t;
+
+#endif
+
+#ifdef solaris
+# define bcopy(a,b,c) memmove(b,a,c)
+# define bcmp(a,b,c) memcmp(a,b,c)
+# define bzero(a,b) memset(a,0,b)
+#endif
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