networkHelpers.h

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// Included by NetworkDevice.cpp and TCPConduit.cpp to provide a platform-independent networking base

#include <cstring>
#include <stdlib.h>
#include <time.h>

#if defined(G3D_LINUX) || defined(G3D_OSX) || defined(G3D_FREEBSD)
# include <sys/types.h>
# include <sys/socket.h>
# include <ifaddrs.h>
# include <netinet/in.h>
# include <net/if.h>
# ifdef __linux__
# include <sys/ioctl.h>
# include <netinet/in.h>
# include <unistd.h>
# include <string.h>
// Match Linux to FreeBSD
# define AF_LINK AF_PACKET
# else
# include <net/if_dl.h>
# include <sys/sockio.h>
# endif

 #include <unistd.h>
 #include <errno.h>
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <arpa/inet.h>
 #include <netdb.h>
 #include <netinet/tcp.h>
 #include <sys/ioctl.h>
 #include <netinet/if_ether.h>
 #include <net/ethernet.h>
 #include <net/if.h>

 #include <sys/types.h>

 #define _alloca alloca

 int WSAGetLastError() {
 return -1;
 }

 #define SOCKET_ERROR -1

 static std::string socketErrorCode(int code) {
 return G3D::format("CODE %d: %s\n", code, strerror(code));
 }

 static std::string socketErrorCode() {
 return socketErrorCode(errno);
 }

 static const int WSAEWOULDBLOCK = -100;

 typedef int SOCKET;
 typedef struct sockaddr_in SOCKADDR_IN;

#else 

 // Windows
 static std::string socketErrorCode(int code) {
 LPTSTR formatMsg = NULL;

 FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
 FORMAT_MESSAGE_IGNORE_INSERTS |
 FORMAT_MESSAGE_FROM_SYSTEM,
 NULL,
 code,
 0,
 (LPTSTR)&formatMsg,
 0,
 NULL);

 return G3D::format("CODE %d: %s\n", code, formatMsg);
 }

 static std::string socketErrorCode() {
 return socketErrorCode(GetLastError());
 }

#endif


#ifndef _SOCKLEN_T
# if defined(G3D_WINDOWS) || defined(G3D_OSX)
 typedef int socklen_t;
# endif
#endif