Dogcows Code - chaz/thecheat/blob - cheat_net.h

   1
   2 // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   3 // Project:   The Cheat
   4 //
   5 // File:      cheat_net.h
   6 // Created:   Mon Sep 08 2003
   7 //
   8 // Copyright: 2003 Chaz McGarvey.  All rights reserved.
   9 // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  10
  11 #ifndef _cheat_net_H
  12 #define _cheat_net_H
  13
  14 #import <Chaz/Chaz.h>
  15
  16 #include <sys/socket.h>
  17 #include <sys/un.h>
  18 #include <netinet/in.h>
  19 #include <arpa/inet.h>
  20 #include <sys/time.h>
  21 #include <sys/types.h>
  22 #include <unistd.h>
  23 #include <stdlib.h>
  24
  25
  26 // macros
  27
  28 #define COPY_TO_BUFFER( to, from, size )        memcpy( to, from, size ), (char *)to += size;
  29 #define COPY_FROM_BUFFER( to, from, size )      memcpy( to, from, size ), (char *)from += size;
  30
  31
  32 struct tagPacketHeader
  33 {
  34         u_int32_t               checksum;
  35         u_int32_t               function;
  36         u_int32_t               size;
  37 };
  38
  39 typedef struct tagPacketHeader PacketHeader;
  40
  41
  42 u_int32_t RandomChecksum();
  43 char VerifyChecksum( u_int32_t checksum );
  44 int CountBits( u_int8_t byte );
  45
  46 int SendBuffer( int socket, char const *buffer, int *length );
  47 int ReadBuffer( int socket, char *buffer, int length );
  48
  49
  50 #endif
  51