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-rw-r--r--nxcomp/Socket.h88
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diff --git a/nxcomp/Socket.h b/nxcomp/Socket.h
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+/**************************************************************************/
+/* */
+/* Copyright (c) 2001, 2010 NoMachine, http://www.nomachine.com/. */
+/* */
+/* NXCOMP, NX protocol compression and NX extensions to this software */
+/* are copyright of NoMachine. Redistribution and use of the present */
+/* software is allowed according to terms specified in the file LICENSE */
+/* which comes in the source distribution. */
+/* */
+/* Check http://www.nomachine.com/licensing.html for applicability. */
+/* */
+/* NX and NoMachine are trademarks of Medialogic S.p.A. */
+/* */
+/* All rights reserved. */
+/* */
+/**************************************************************************/
+
+#ifndef Socket_H
+#define Socket_H
+
+#include <sys/types.h>
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+
+#ifdef __sun
+#include <stropts.h>
+#include <sys/filio.h>
+#endif
+
+//
+// Set socket options.
+//
+
+int SetReuseAddress(int fd);
+int SetNonBlocking(int fd, int value);
+int SetLingerTimeout(int fd, int timeout);
+int SetSendBuffer(int fd, int size);
+int SetReceiveBuffer(int fd, int size);
+int SetNoDelay(int fd, int value);
+int SetKeepAlive(int fd);
+int SetLowDelay(int fd);
+int SetCloseOnExec(int fd);
+
+//
+// Get kernel support level.
+//
+
+int GetKernelStep();
+
+//
+// Get socket info.
+//
+
+int GetBytesReadable(int fd);
+int GetBytesWritable(int fd);
+int GetBytesQueued(int fd);
+
+//
+// Inline version, providing direct access
+// to the interface.
+//
+
+#include "Misc.h"
+
+inline int GetBytesReadable(int fd, int *readable)
+{
+ long t;
+
+ int result = ioctl(fd, FIONREAD, &t);
+
+ #ifdef DEBUG
+ *logofs << "Socket: Bytes readable from FD#"
+ << fd << " are " << t << " with result "
+ << result << ".\n" << logofs_flush;
+ #endif
+
+ *readable = (int) t;
+
+ return result;
+}
+
+//
+// Query Internet address.
+//
+
+int GetHostAddress(const char *name);
+
+#endif /* Socket_H */