[12632] Revert previous commit (see Notes)

dep/include/g3dlite/G3D/networkHelpers.h

@@ -0,0 +1,91 @@
+// 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
+
+    /** Define an error code for non-windows platforms. */
+    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_WIN32) || defined(G3D_OSX)
+        typedef int socklen_t;
+#   endif
+#endif