LCOV - code coverage report
Current view: top level - usr/include/x86_64-linux-gnu/bits - socket2.h (source / functions) Hit Total Coverage
Test: coverage3.info Lines: 2 6 33.3 %
Date: 2014-04-22 Functions: 0 0 -
Branches: 1 6 16.7 %

           Branch data     Line data    Source code
       1                 :            : /* Checking macros for socket functions.
       2                 :            :    Copyright (C) 2005-2012 Free Software Foundation, Inc.
       3                 :            :    This file is part of the GNU C Library.
       4                 :            : 
       5                 :            :    The GNU C Library is free software; you can redistribute it and/or
       6                 :            :    modify it under the terms of the GNU Lesser General Public
       7                 :            :    License as published by the Free Software Foundation; either
       8                 :            :    version 2.1 of the License, or (at your option) any later version.
       9                 :            : 
      10                 :            :    The GNU C Library is distributed in the hope that it will be useful,
      11                 :            :    but WITHOUT ANY WARRANTY; without even the implied warranty of
      12                 :            :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      13                 :            :    Lesser General Public License for more details.
      14                 :            : 
      15                 :            :    You should have received a copy of the GNU Lesser General Public
      16                 :            :    License along with the GNU C Library; if not, see
      17                 :            :    <http://www.gnu.org/licenses/>.  */
      18                 :            : 
      19                 :            : #ifndef _SYS_SOCKET_H
      20                 :            : # error "Never include <bits/socket2.h> directly; use <sys/socket.h> instead."
      21                 :            : #endif
      22                 :            : 
      23                 :            : extern ssize_t __recv_chk (int __fd, void *__buf, size_t __n, size_t __buflen,
      24                 :            :                            int __flags);
      25                 :            : extern ssize_t __REDIRECT (__recv_alias, (int __fd, void *__buf, size_t __n,
      26                 :            :                                           int __flags), recv);
      27                 :            : extern ssize_t __REDIRECT (__recv_chk_warn,
      28                 :            :                            (int __fd, void *__buf, size_t __n, size_t __buflen,
      29                 :            :                             int __flags), __recv_chk)
      30                 :            :      __warnattr ("recv called with bigger length than size of destination "
      31                 :            :                  "buffer");
      32                 :            : 
      33                 :            : __fortify_function ssize_t
      34                 :            : recv (int __fd, void *__buf, size_t __n, int __flags)
      35                 :            : {
      36         [ -  + ]:      44097 :   if (__bos0 (__buf) != (size_t) -1)
      37                 :            :     {
      38         [ #  # ]:          0 :       if (!__builtin_constant_p (__n))
      39                 :          0 :         return __recv_chk (__fd, __buf, __n, __bos0 (__buf), __flags);
      40                 :            : 
      41         [ #  # ]:          0 :       if (__n > __bos0 (__buf))
      42                 :          0 :         return __recv_chk_warn (__fd, __buf, __n, __bos0 (__buf), __flags);
      43                 :            :     }
      44                 :     124623 :   return __recv_alias (__fd, __buf, __n, __flags);
      45                 :            : }
      46                 :            : 
      47                 :            : extern ssize_t __recvfrom_chk (int __fd, void *__restrict __buf, size_t __n,
      48                 :            :                                size_t __buflen, int __flags,
      49                 :            :                                __SOCKADDR_ARG __addr,
      50                 :            :                                socklen_t *__restrict __addr_len);
      51                 :            : extern ssize_t __REDIRECT (__recvfrom_alias,
      52                 :            :                            (int __fd, void *__restrict __buf, size_t __n,
      53                 :            :                             int __flags, __SOCKADDR_ARG __addr,
      54                 :            :                             socklen_t *__restrict __addr_len), recvfrom);
      55                 :            : extern ssize_t __REDIRECT (__recvfrom_chk_warn,
      56                 :            :                            (int __fd, void *__restrict __buf, size_t __n,
      57                 :            :                             size_t __buflen, int __flags,
      58                 :            :                             __SOCKADDR_ARG __addr,
      59                 :            :                             socklen_t *__restrict __addr_len), __recvfrom_chk)
      60                 :            :      __warnattr ("recvfrom called with bigger length than size of "
      61                 :            :                  "destination buffer");
      62                 :            : 
      63                 :            : __fortify_function ssize_t
      64                 :            : recvfrom (int __fd, void *__restrict __buf, size_t __n, int __flags,
      65                 :            :           __SOCKADDR_ARG __addr, socklen_t *__restrict __addr_len)
      66                 :            : {
      67                 :            :   if (__bos0 (__buf) != (size_t) -1)
      68                 :            :     {
      69                 :            :       if (!__builtin_constant_p (__n))
      70                 :            :         return __recvfrom_chk (__fd, __buf, __n, __bos0 (__buf), __flags,
      71                 :            :                                __addr, __addr_len);
      72                 :            :       if (__n > __bos0 (__buf))
      73                 :            :         return __recvfrom_chk_warn (__fd, __buf, __n, __bos0 (__buf), __flags,
      74                 :            :                                     __addr, __addr_len);
      75                 :            :     }
      76                 :            :   return __recvfrom_alias (__fd, __buf, __n, __flags, __addr, __addr_len);
      77                 :            : }

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