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syssocket.h

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00001 /*  -*- C++ -*-
00002  *  Copyright (C) 2003,2005 Thiago Macieira <thiago@kde.org>
00003  *
00004  *
00005  *  Permission is hereby granted, free of charge, to any person obtaining
00006  *  a copy of this software and associated documentation files (the
00007  *  "Software"), to deal in the Software without restriction, including
00008  *  without limitation the rights to use, copy, modify, merge, publish,
00009  *  distribute, sublicense, and/or sell copies of the Software, and to
00010  *  permit persons to whom the Software is furnished to do so, subject to
00011  *  the following conditions:
00012  *
00013  *  The above copyright notice and this permission notice shall be included
00014  *  in all copies or substantial portions of the Software.
00015  *
00016  *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00017  *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00018  *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
00019  *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
00020  *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
00021  *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
00022  *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00023  */
00024 
00025 #ifndef KDE_SYSSOCKET_H
00026 #define KDE_SYSSOCKET_H
00027 
00028 #ifdef KSOCKETBASE_H
00029 #error syssocket.h must be included before ksocketbase.h!
00030 #endif
00031 
00032 // needed for Solaris, but shouldn't hurt on other operating systems
00033 // and to avoid ifdef mess, rather include them for all
00034 #include <unistd.h>
00035 #ifdef HAVE_STROPTS_H
00036 #include <stropts.h>
00037 #endif
00038 
00039 #include <sys/types.h>
00040 #include <sys/socket.h>
00041 #include <sys/ioctl.h>
00042 
00043 namespace {
00044 
00045   /*
00046    * These function here are just wrappers for the real system calls.
00047    *
00048    * Unfortunately, a number of systems out there work by redefining
00049    * symbols through the preprocessor -- symbols that we need.
00050    *
00051    * So we write wrappers for all the low-level system calls.
00052    *
00053    * Qt has a very similar implementation. I got the idea from them, but
00054    * I copied no code.
00055    */
00056   
00057   // socket
00058   inline int kde_socket(int af, int style, int protocol)
00059   {
00060     return ::socket(af, style, protocol);
00061   }
00062 
00063   // bind
00064   inline int kde_bind(int fd, const struct sockaddr* sa, socklen_t len)
00065   {
00066     return ::bind(fd, sa, len);
00067   }
00068 
00069   // listen
00070   inline int kde_listen(int fd, int backlog)
00071   {
00072     return ::listen(fd, backlog);
00073   }
00074 
00075   // connect
00076   inline int kde_connect(int fd, const struct sockaddr* sa, socklen_t len)
00077   {
00078     return ::connect(fd, (struct sockaddr*)sa, len);
00079   }
00080 
00081   // accept
00082   inline int kde_accept(int fd, struct sockaddr* sa, socklen_t* len)
00083   {
00084     return ::accept(fd, sa, len);
00085   }
00086 
00087   // getpeername
00088   inline int kde_getpeername(int fd, struct sockaddr* sa, socklen_t* len)
00089   {
00090     return ::getpeername(fd, sa, len);
00091   }
00092 
00093   // getsockname
00094   inline int kde_getsockname(int fd, struct sockaddr* sa, socklen_t* len)
00095   {
00096     return ::getsockname(fd, sa, len);
00097   }
00098 
00099   // ioctl
00100   inline int kde_ioctl(int fd, int cmd, int* argp)
00101   {
00102 #if defined _WIN32 || defined _WIN64
00103     unsigned long l_argp = *argp;
00104     int iRet = ::ioctlsocket(fd, cmd, &l_argp);
00105     *argp = (int) l_argp;
00106     return iRet;
00107 #else
00108     return ::ioctl(fd, cmd, argp);
00109 #endif
00110   }
00111 
00112 } // anonymous namespace
00113 
00114 #endif

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