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authorMike Gabriel <mike.gabriel@das-netzwerkteam.de>2011-11-19 15:59:16 +0100
committerMike Gabriel <mike.gabriel@das-netzwerkteam.de>2011-11-19 15:59:16 +0100
commita48361b11a5abb5a345dac5ec83a8f56c4d50b74 (patch)
treea16fb870a072450bb45ee09ac4df9887bfa7f98e /nxcomp/Socket.h
parent9997e13bb583de4012914006c7507839a4e11227 (diff)
parent232dfc41d41390bfffa75ec2ed065c109fa03a0e (diff)
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Merge branch 'nxcomp'
Diffstat (limited to 'nxcomp/Socket.h')
-rw-r--r--nxcomp/Socket.h88
1 files changed, 88 insertions, 0 deletions
diff --git a/nxcomp/Socket.h b/nxcomp/Socket.h
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--- /dev/null
+++ 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 */