lib/socket_wrapper/socket_wrapper.h

   1 /*
   2  * Copyright (C) Jelmer Vernooij 2005 <jelmer@samba.org>
   3  * Copyright (C) Stefan Metzmacher 2006 <metze@samba.org>
   4  *
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  *
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  *
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  *
  18  * 3. Neither the name of the author nor the names of its contributors
  19  *    may be used to endorse or promote products derived from this software
  20  *    without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32  * SUCH DAMAGE.
  33  *
  34  */
  35
  36 #ifndef __SOCKET_WRAPPER_H__
  37 #define __SOCKET_WRAPPER_H__
  38
  39 const char *socket_wrapper_dir(void);
  40 unsigned int socket_wrapper_default_iface(void);
  41 int swrap_socket(int family, int type, int protocol);
  42 int swrap_accept(int s, struct sockaddr *addr, socklen_t *addrlen);
  43 int swrap_connect(int s, const struct sockaddr *serv_addr, socklen_t addrlen);
  44 int swrap_bind(int s, const struct sockaddr *myaddr, socklen_t addrlen);
  45 int swrap_listen(int s, int backlog);
  46 int swrap_getpeername(int s, struct sockaddr *name, socklen_t *addrlen);
  47 int swrap_getsockname(int s, struct sockaddr *name, socklen_t *addrlen);
  48 int swrap_getsockopt(int s, int level, int optname, void *optval, socklen_t *optlen);
  49 int swrap_setsockopt(int s, int  level,  int  optname,  const  void  *optval, socklen_t optlen);
  50 ssize_t swrap_recvfrom(int s, void *buf, size_t len, int flags, struct sockaddr *from, socklen_t *fromlen);
  51 ssize_t swrap_sendto(int s, const void *buf, size_t len, int flags, const struct sockaddr *to, socklen_t tolen);
  52 ssize_t swrap_sendmsg(int s, const struct msghdr *msg, int flags);
  53 int swrap_ioctl(int s, int req, void *ptr);
  54 ssize_t swrap_recv(int s, void *buf, size_t len, int flags);
  55 ssize_t swrap_send(int s, const void *buf, size_t len, int flags);
  56 int swrap_readv(int s, const struct iovec *vector, size_t count);
  57 int swrap_writev(int s, const struct iovec *vector, size_t count);
  58 int swrap_close(int);
  59
  60 #ifdef SOCKET_WRAPPER_REPLACE
  61
  62 #ifdef accept
  63 #undef accept
  64 #endif
  65 #define accept(s,addr,addrlen)          swrap_accept(s,addr,addrlen)
  66
  67 #ifdef connect
  68 #undef connect
  69 #endif
  70 #define connect(s,serv_addr,addrlen)    swrap_connect(s,serv_addr,addrlen)
  71
  72 #ifdef bind
  73 #undef bind
  74 #endif
  75 #define bind(s,myaddr,addrlen)          swrap_bind(s,myaddr,addrlen)
  76
  77 #ifdef listen
  78 #undef listen
  79 #endif
  80 #define listen(s,blog)                  swrap_listen(s,blog)
  81
  82 #ifdef getpeername
  83 #undef getpeername
  84 #endif
  85 #define getpeername(s,name,addrlen)     swrap_getpeername(s,name,addrlen)
  86
  87 #ifdef getsockname
  88 #undef getsockname
  89 #endif
  90 #define getsockname(s,name,addrlen)     swrap_getsockname(s,name,addrlen)
  91
  92 #ifdef getsockopt
  93 #undef getsockopt
  94 #endif
  95 #define getsockopt(s,level,optname,optval,optlen) swrap_getsockopt(s,level,optname,optval,optlen)
  96
  97 #ifdef setsockopt
  98 #undef setsockopt
  99 #endif
 100 #define setsockopt(s,level,optname,optval,optlen) swrap_setsockopt(s,level,optname,optval,optlen)
 101
 102 #ifdef recvfrom
 103 #undef recvfrom
 104 #endif
 105 #define recvfrom(s,buf,len,flags,from,fromlen)    swrap_recvfrom(s,buf,len,flags,from,fromlen)
 106
 107 #ifdef sendto
 108 #undef sendto
 109 #endif
 110 #define sendto(s,buf,len,flags,to,tolen)          swrap_sendto(s,buf,len,flags,to,tolen)
 111
 112 #ifdef sendmsg
 113 #undef sendmsg
 114 #endif
 115 #define sendmsg(s,msg,flags)            swrap_sendmsg(s,msg,flags)
 116
 117 #ifdef ioctl
 118 #undef ioctl
 119 #endif
 120 #define ioctl(s,req,ptr)                swrap_ioctl(s,req,ptr)
 121
 122 #ifdef recv
 123 #undef recv
 124 #endif
 125 #define recv(s,buf,len,flags)           swrap_recv(s,buf,len,flags)
 126
 127 #ifdef send
 128 #undef send
 129 #endif
 130 #define send(s,buf,len,flags)           swrap_send(s,buf,len,flags)
 131
 132 #ifdef readv
 133 #undef readv
 134 #endif
 135 #define readv(s, vector, count)         swrap_readv(s,vector, count)
 136
 137 #ifdef writev
 138 #undef writev
 139 #endif
 140 #define writev(s, vector, count)        swrap_writev(s,vector, count)
 141
 142 #ifdef socket
 143 #undef socket
 144 #endif
 145 #define socket(domain,type,protocol)    swrap_socket(domain,type,protocol)
 146
 147 #ifdef close
 148 #undef close
 149 #endif
 150 #define close(s)                        swrap_close(s)
 151 #endif
 152
 153
 154 #endif /* __SOCKET_WRAPPER_H__ */