added net module

source/core/net/os.cpp

@@ -0,0 +1,84 @@
+#include "matador/net/os.hpp"
+
+#ifdef _WIN32
+#include <Ws2tcpip.h>
+#else
+#include <arpa/inet.h>
+#include <unistd.h>
+#endif
+
+namespace matador {
+namespace net {
+
+void init()
+{
+#ifdef _WIN32
+  WSADATA wsaData;   // if this doesn't work
+  //WSAData wsaData; // then try this instead
+
+  // MAKEWORD(1,1) for Winsock 1.1, MAKEWORD(2,0) for Winsock 2.0:
+
+  if (WSAStartup(MAKEWORD(1,1), &wsaData) != 0) {
+      fprintf(stderr, "WSAStartup failed.\n");
+      exit(1);
+  }
+#endif
+}
+
+void cleanup()
+{
+#ifdef _WIN32
+  WSACleanup();
+#endif
+}
+
+}
+
+bool is_valid_socket(socket_type fd) {
+#ifdef _WIN32
+  return fd != INVALID_SOCKET;
+#else
+  return fd >= 0;
+#endif
+}
+
+namespace os {
+
+int inet_pton(int af, const char *src, void *dst)
+{
+#ifdef _WIN32
+  return ::InetPton(af, src, dst);
+#else
+  return ::inet_pton(af, src, dst);
+#endif
+}
+
+const char* inet_ntop(int af, const void* src, char* dst, size_t size)
+{
+#ifdef _WIN32
+    return ::InetNtop(af, const_cast<void*>(src), dst, size);
+#else
+    return ::inet_ntop(af, src, dst, size);
+#endif
+}
+
+int close(socket_type fd)
+{
+#ifdef _WIN32
+  return ::closesocket(fd);
+#else
+  return ::close(fd);
+#endif
+}
+
+int shutdown(socket_type fd, shutdown_type type)
+{
+#ifdef _WIN32
+    return ::shutdown(fd, static_cast<int>(type));
+#else
+    return ::shutdown(fd, static_cast<int>(type));
+#endif
+}
+
+}
+}