Preparing for libnetwork.so.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@15502 a95241bf-73f2-0310-859d-f6bbb57e9c96
2005-12-11 20:25:44 +00:00
parent 0f4fb801b0
commit a7c861ab5a
29 changed files with 3772 additions and 0 deletions
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+/* netinet/ip.h
+ * definitions for ipv4 protocol
+ */
+ 
+#ifndef _NETINET_IP_H
+#define _NETINET_IP_H
+
+#include <netinet/in_systm.h>
+#include <netinet/in.h>
+
+/* Based on RFC 791 */
+
+#define IPVERSION 4
+
+struct ip {
+#if 	BYTE_ORDER == BIG_ENDIAN
+	uint8	ip_v:4;
+	uint8	ip_hl:4;
+#elif	BYTE_ORDER == LITTLE_ENDIAN
+	uint8	ip_hl:4;
+	uint8	ip_v:4;
+#endif
+	uint8	ip_tos;
+	uint16	ip_len;
+	uint16	ip_id;
+	int16	ip_off;
+	uint8	ip_ttl;
+	uint8	ip_p;
+	uint16	ip_sum;
+	struct in_addr	ip_src;
+	struct in_addr 	ip_dst;
+} _PACKED;
+
+#define IP_MAXPACKET   65535/* Maximum packet size */
+
+/* IP Type of Service */
+#define IPTOS_RELIABILITY   0x04
+#define IPTOS_THROUGHPUT    0x08
+#define IPTOS_LOWDELAY      0x10
+
+/*
+ * Definitions for options.
+ */
+#define IPOPT_COPIED(o)((o)&0x80)
+#define IPOPT_CLASS(o)((o)&0x60)
+#define IPOPT_NUMBER(o)((o)&0x1f)
+
+#define IPOPT_CONTROL            0x00
+#define IPOPT_RESERVED1          0x20
+#define IPOPT_DEBMEAS            0x40
+#define IPOPT_RESERVED2          0x60
+
+#define IPOPT_EOL                   0/* end of option list */
+#define IPOPT_NOP                   1/* no operation */
+
+#define IPOPT_RR                    7/* record packet route */
+#define IPOPT_TS                   68/* timestamp */
+#define IPOPT_SECURITY            130/* provide s,c,h,tcc */
+#define IPOPT_LSRR                131/* loose source route */
+#define IPOPT_SATID               136/* satnet id */
+#define IPOPT_SSRR                137/* strict source route */  
+
+/*
+ * Offsets to fields in options other than EOL and NOP.
+ */
+#define IPOPT_OPTVAL                0/* option ID */
+#define IPOPT_OLEN                  1/* option length */
+#define IPOPT_OFFSET                2/* offset within option */
+#define IPOPT_MINOFF                4/* min value of above */   
+
+struct  ip_timestamp {
+	uint8 ipt_code;/* IPOPT_TS */
+	uint8 ipt_len;/* size of structure (variable) */
+	uint8 ipt_ptr;/* index of current entry */
+#if 	BYTE_ORDER == BIG_ENDIAN
+	uint8 ipt_oflw:4,
+	      ipt_flg:4;
+#elif	BYTE_ORDER == LITTLE_ENDIAN
+	uint8 ipt_flg:4,
+	      ipt_oflw:4;
+#endif
+	union ipt_timestamp {
+		n_time ipt_time[1];
+		struct ipt_ta {
+			struct in_addr ipt_addr;
+			n_time ipt_time;
+		} ipt_ta;
+	} ipt_timestamp;
+}; 
+
+/* flag bits for ipt_flg */
+#define IPOPT_TS_TSONLY      0/* timestamps only */
+#define IPOPT_TS_TSANDADDR   1/* timestamps and addresses */
+#define IPOPT_TS_PRESPEC     3/* specified modules only */
+
+/* bits for security (not byte swapped) */
+#define IPOPT_SECUR_UNCLASS     0x0000
+#define IPOPT_SECUR_CONFID      0xf135
+#define IPOPT_SECUR_EFTO        0x789a
+#define IPOPT_SECUR_MMMM        0xbc4d
+#define IPOPT_SECUR_RESTR       0xaf13
+#define IPOPT_SECUR_SECRET      0xd788
+#define IPOPT_SECUR_TOPSECRET   0x6bc5 
+
+#define MAXTTL                  255/* maximum time to live (seconds) */
+#define IPDEFTTL                64/* default ttl, from RFC 1340 */
+#define IPFRAGTTL               60/* time to live for frags, slowhz */
+#define IPTTLDEC                1/* subtracted when forwarding */
+
+#define IP_MSS                  576/* default maximum segment size */  
+
+struct ippseudo {
+	struct    in_addr ippseudo_src; /* source internet address */
+	struct    in_addr ippseudo_dst; /* destination internet address */
+	uint8  ippseudo_pad;/* pad, must be zero */
+	uint8  ippseudo_p;/* protocol */
+	uint16 ippseudo_len;/* protocol length */
+};  
+
+/* Fragment flags */
+#define IP_DF 0x4000        /* don't fragment */
+#define IP_MF 0x2000        /* more fragments */
+#define IP_OFFMASK 0x1fff
+
+#endif /* NETINET_IP_H */