sunrpc/rpc_common.c

   1 /*
   2  * Copyright (c) 2010, Oracle America, Inc.
   3  * Redistribution and use in source and binary forms, with or without
   4  * modification, are permitted provided that the following conditions are
   5  * met:
   6  *
   7  *     * Redistributions of source code must retain the above copyright
   8  *       notice, this list of conditions and the following disclaimer.
   9  *     * Redistributions in binary form must reproduce the above
  10  *       copyright notice, this list of conditions and the following
  11  *       disclaimer in the documentation and/or other materials
  12  *       provided with the distribution.
  13  *     * Neither the name of the "Oracle America, Inc." nor the names of its
  14  *       contributors may be used to endorse or promote products derived
  15  *       from this software without specific prior written permission.
  16  *
  17  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  18  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  19  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  20  *   FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  21  *   COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
  22  *   INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  23  *   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  24  *   GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  25  *   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  26  *   WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  27  *   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30 #include <rpc/rpc.h>
  31 #include <shlib-compat.h>
  32
  33 #ifdef _RPC_THREAD_SAFE_
  34 #undef svc_fdset
  35 #undef rpc_createerr
  36 #undef svc_pollfd
  37 #undef svc_max_pollfd
  38 #endif /* _RPC_THREAD_SAFE_ */
  39
  40 /*
  41  * This file should only contain common data (global data) that is exported
  42  * by public interfaces
  43  */
  44 /* We are very tricky here.  We want to have _null_auth in a read-only
  45    section but we cannot add const to the type because this isn't how
  46    the variable is declared.  So we use the section attribute.  */
  47 struct opaque_auth _null_auth __attribute__ ((nocommon));
  48 libc_hidden_nolink_sunrpc (_null_auth, GLIBC_2_0)
  49
  50 /* The variables need the nocommon attribute, so that it is possible
  51    to create aliases and specify symbol versions.  */
  52 fd_set svc_fdset  __attribute__ ((nocommon));
  53 libc_hidden_nolink_sunrpc (svc_fdset, GLIBC_2_0)
  54 struct rpc_createerr rpc_createerr  __attribute__ ((nocommon));
  55 libc_hidden_nolink_sunrpc (rpc_createerr, GLIBC_2_0)
  56 struct pollfd *svc_pollfd  __attribute__ ((nocommon));
  57 libc_hidden_nolink_sunrpc (svc_pollfd, GLIBC_2_2)
  58 int svc_max_pollfd  __attribute__ ((nocommon));
  59 libc_hidden_nolink_sunrpc (svc_max_pollfd, GLIBC_2_2)