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Diffstat (limited to 'nxcomp/src/Socket.h')
| -rw-r--r-- | nxcomp/src/Socket.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/nxcomp/src/Socket.h b/nxcomp/src/Socket.h new file mode 100644 index 000000000..77837a115 --- /dev/null +++ b/nxcomp/src/Socket.h @@ -0,0 +1,106 @@ +/**************************************************************************/ +/* */ +/* Copyright (c) 2001, 2011 NoMachine (http://www.nomachine.com) */ +/* Copyright (c) 2008-2014 Oleksandr Shneyder <o.shneyder@phoca-gmbh.de> */ +/* Copyright (c) 2014-2016 Ulrich Sibiller <uli42@gmx.de> */ +/* Copyright (c) 2014-2016 Mihai Moldovan <ionic@ionic.de> */ +/* Copyright (c) 2011-2016 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>*/ +/* Copyright (c) 2015-2016 Qindel Group (http://www.qindel.com) */ +/* */ +/* NXCOMP, NX protocol compression and NX extensions to this software */ +/* are copyright of the aforementioned persons and companies. */ +/* */ +/* Redistribution and use of the present software is allowed according */ +/* to terms specified in the file LICENSE.nxcomp which comes in the */ +/* source distribution. */ +/* */ +/* All rights reserved. */ +/* */ +/* NOTE: This software has received contributions from various other */ +/* contributors, only the core maintainers and supporters are listed as */ +/* copyright holders. Please contact us, if you feel you should be listed */ +/* as copyright holder, as well. */ +/* */ +/**************************************************************************/ + +#ifndef Socket_H +#define Socket_H + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <sys/types.h> +#include <sys/ioctl.h> +#include <sys/socket.h> + +#ifdef __sun +#include <stropts.h> +#include <sys/filio.h> +#endif + +#ifdef HAVE_IN_ADDR_T +#define IN_ADDR_T in_addr_t +#else +#define IN_ADDR_T unsigned +#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 */ |