base/applications/network/tracert/tracert.h

   1 #define WIN32_NO_STATUS
   2 #include <stdarg.h>
   3 #include <windef.h>
   4 #include <winbase.h>
   5 #define _INC_WINDOWS
   6 #include <winsock2.h>
   7 #include <tchar.h>
   8 #include <stdio.h>
   9 #include <stdlib.h>
  10 #include <ws2tcpip.h>
  11
  12 #define ECHO_REPLY 0
  13 #define DEST_UNREACHABLE 3
  14 #define ECHO_REQUEST 8
  15 #define TTL_EXCEEDED 11
  16
  17 #define MAX_PING_PACKET_SIZE 1024
  18 #define MAX_PING_DATA_SIZE (MAX_PING_PACKET_SIZE + sizeof(IPv4Header))
  19 #define PACKET_SIZE 32
  20 #define ICMP_MIN_SIZE 8
  21
  22 /* we need this for packets which have the 'dont fragment'
  23  * bit set, as they can get quite large otherwise */
  24 #define MAX_REC_SIZE 200
  25
  26 /* pack the structures */
  27 #include <pshpack1.h>
  28
  29 /* IPv4 Header, 20 bytes */
  30 typedef struct IPv4Header
  31 {
  32     BYTE h_len:4;
  33     BYTE version:4;
  34     BYTE tos;
  35     USHORT length;
  36     USHORT id;
  37     USHORT flag_frag;
  38     BYTE ttl;
  39     BYTE proto;
  40     USHORT checksum;
  41     ULONG source;
  42     ULONG dest;
  43 } IPv4_HEADER, *PIPv4_HEADER;
  44
  45 /* ICMP Header, 8 bytes */
  46 typedef struct ICMPHeader
  47 {
  48     BYTE type;
  49     BYTE code;
  50     USHORT checksum;
  51     USHORT id; // not used in time exceeded
  52     USHORT seq; // not used in time exceeded
  53 } ICMP_HEADER, *PICMP_HEADER;
  54
  55 /* ICMP Echo Reply Header */
  56 typedef struct EchoReplyHeader
  57 {
  58     struct ICMPHeader icmpheader;
  59 } ECHO_REPLY_HEADER, *PECHO_REPLY_HEADER;
  60
  61 #include <poppack.h>
  62
  63 typedef struct _APPINFO
  64 {
  65     SOCKET icmpSock;                // socket descriptor
  66     SOCKADDR_IN source, dest;       // source and destination address info
  67     PECHO_REPLY_HEADER SendPacket;   // ICMP echo packet
  68     PIPv4_HEADER RecvPacket;         // return reveive packet
  69
  70     BOOL bUsePerformanceCounter;    // whether to use the high res performance counter
  71     LARGE_INTEGER TicksPerMs;       // number of millisecs in relation to proc freq
  72     LARGE_INTEGER TicksPerUs;       // number of microsecs in relation to proc freq
  73     LONGLONG lTimeStart;            // send packet, timer start
  74     LONGLONG lTimeEnd;              // receive packet, timer end
  75
  76     BOOL bResolveAddresses;         // -d  MS ping defaults to true.
  77     INT iMaxHops;                   // -h  Max number of hops before trace ends
  78     INT iHostList;                  // -j  Source route
  79     INT iTimeOut;                   // -w  time before packet times out
  80
  81 } APPINFO, *PAPPINFO;