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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,126 @@ | ||
| // From Network Programming for Microsoft Windows, Second Edition by | ||
| // Anthony Jones and James Ohlund. | ||
| // Copyright 2002. Reproduced by permission of Microsoft Press. | ||
| // All rights reserved. | ||
| // | ||
| // | ||
| // Sample: Protocol header definitions used by ping (raw sockets) | ||
| // | ||
| // Files: | ||
| // iphdr.h - this file | ||
| // | ||
| // Description: | ||
| // This file contains various protocol header definitions used by | ||
| // the raw socket ping sample. | ||
| // | ||
| // Compile: | ||
| // See ping.cpp | ||
| // | ||
| // Usage: | ||
| // See ping.cpp | ||
| // | ||
|
|
||
| // Align on a 1-byte boundary | ||
| #include <pshpack1.h> | ||
|
|
||
| // IPv4 header | ||
| typedef struct ip_hdr | ||
| { | ||
| unsigned char ip_verlen; // 4-bit IPv4 version | ||
| // 4-bit header length (in 32-bit words) | ||
| unsigned char ip_tos; // IP type of service | ||
| unsigned short ip_totallength; // Total length | ||
| unsigned short ip_id; // Unique identifier | ||
| unsigned short ip_offset; // Fragment offset field | ||
| unsigned char ip_ttl; // Time to live | ||
| unsigned char ip_protocol; // Protocol(TCP,UDP etc) | ||
| unsigned short ip_checksum; // IP checksum | ||
| unsigned int ip_srcaddr; // Source address | ||
| unsigned int ip_destaddr; // Source address | ||
| } IPV4_HDR, *PIPV4_HDR, FAR * LPIPV4_HDR; | ||
|
|
||
| // IPv4 option header | ||
| typedef struct ipv4_option_hdr | ||
| { | ||
| unsigned char opt_code; // option type | ||
| unsigned char opt_len; // length of the option header | ||
| unsigned char opt_ptr; // offset into options | ||
| unsigned long opt_addr[9]; // list of IPv4 addresses | ||
| } IPV4_OPTION_HDR, *PIPV4_OPTION_HDR, FAR *LPIPV4_OPTION_HDR; | ||
|
|
||
| // ICMP header | ||
| typedef struct icmp_hdr | ||
| { | ||
| unsigned char icmp_type; | ||
| unsigned char icmp_code; | ||
| unsigned short icmp_checksum; | ||
| unsigned short icmp_id; | ||
| unsigned short icmp_sequence; | ||
| } ICMP_HDR, *PICMP_HDR, FAR *LPICMP_HDR; | ||
|
|
||
| // IPv6 protocol header | ||
| typedef struct ipv6_hdr | ||
| { | ||
| unsigned long ipv6_vertcflow; // 4-bit IPv6 version | ||
| // 8-bit traffic class | ||
| // 20-bit flow label | ||
| unsigned short ipv6_payloadlen; // payload length | ||
| unsigned char ipv6_nexthdr; // next header protocol value | ||
| unsigned char ipv6_hoplimit; // TTL | ||
| struct in6_addr ipv6_srcaddr; // Source address | ||
| struct in6_addr ipv6_destaddr; // Destination address | ||
| } IPV6_HDR, *PIPV6_HDR, FAR * LPIPV6_HDR; | ||
|
|
||
| // IPv6 fragment header | ||
| typedef struct ipv6_fragment_hdr | ||
| { | ||
| unsigned char ipv6_frag_nexthdr; | ||
| unsigned char ipv6_frag_reserved; | ||
| unsigned short ipv6_frag_offset; | ||
| unsigned long ipv6_frag_id; | ||
| } IPV6_FRAGMENT_HDR, *PIPV6_FRAGMENT_HDR, FAR * LPIPV6_FRAGMENT_HDR; | ||
|
|
||
| // ICMPv6 header | ||
| typedef struct icmpv6_hdr { | ||
| unsigned char icmp6_type; | ||
| unsigned char icmp6_code; | ||
| unsigned short icmp6_checksum; | ||
| } ICMPV6_HDR; | ||
|
|
||
| // ICMPv6 echo request body | ||
| typedef struct icmpv6_echo_request | ||
| { | ||
| unsigned short icmp6_echo_id; | ||
| unsigned short icmp6_echo_sequence; | ||
| } ICMPV6_ECHO_REQUEST; | ||
|
|
||
| // Define the UDP header | ||
| typedef struct udp_hdr | ||
| { | ||
| unsigned short src_portno; // Source port no. | ||
| unsigned short dst_portno; // Dest. port no. | ||
| unsigned short udp_length; // Udp packet length | ||
| unsigned short udp_checksum; // Udp checksum (optional) | ||
| } UDP_HDR, *PUDP_HDR; | ||
|
|
||
| // IPv4 option for record route | ||
| #define IP_RECORD_ROUTE 0x7 | ||
|
|
||
| // ICMP6 protocol value (used in the socket call and IPv6 header) | ||
| #define IPPROTO_ICMP6 58 | ||
|
|
||
| // ICMP types and codes | ||
| #define ICMPV4_ECHO_REQUEST_TYPE 8 | ||
| #define ICMPV4_ECHO_REQUEST_CODE 0 | ||
| #define ICMPV4_ECHO_REPLY_TYPE 0 | ||
| #define ICMPV4_ECHO_REPLY_CODE 0 | ||
| #define ICMPV4_MINIMUM_HEADER 8 | ||
|
|
||
| // ICPM6 types and codes | ||
| #define ICMPV6_ECHO_REQUEST_TYPE 128 | ||
| #define ICMPV6_ECHO_REQUEST_CODE 0 | ||
| #define ICMPV6_ECHO_REPLY_TYPE 129 | ||
| #define ICMPV6_ECHO_REPLY_CODE 0 | ||
|
|
||
| // Restore byte alignment back to default | ||
| #include <poppack.h> |
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