LCOV - code coverage report
Current view: directory - ipc/glue - Transport_posix.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 19 0 0.0 %
Date: 2012-06-02 Functions: 3 0 0.0 %

       1                 : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
       2                 :  * vim: sw=2 ts=8 et :
       3                 :  */
       4                 : /* ***** BEGIN LICENSE BLOCK *****
       5                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       6                 :  *
       7                 :  * The contents of this file are subject to the Mozilla Public License Version
       8                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       9                 :  * the License. You may obtain a copy of the License at:
      10                 :  * http://www.mozilla.org/MPL/
      11                 :  *
      12                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      13                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      14                 :  * for the specific language governing rights and limitations under the
      15                 :  * License.
      16                 :  *
      17                 :  * The Original Code is Mozilla Code.
      18                 :  *
      19                 :  * The Initial Developer of the Original Code is
      20                 :  *   The Mozilla Foundation
      21                 :  * Portions created by the Initial Developer are Copyright (C) 2010
      22                 :  * the Initial Developer. All Rights Reserved.
      23                 :  *
      24                 :  * Contributor(s):
      25                 :  *   Chris Jones <jones.chris.g@gmail.com>
      26                 :  *
      27                 :  * Alternatively, the contents of this file may be used under the terms of
      28                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      29                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      30                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      31                 :  * of those above. If you wish to allow use of your version of this file only
      32                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      33                 :  * use your version of this file under the terms of the MPL, indicate your
      34                 :  * decision by deleting the provisions above and replace them with the notice
      35                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      36                 :  * the provisions above, a recipient may use your version of this file under
      37                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      38                 :  *
      39                 :  * ***** END LICENSE BLOCK ***** */
      40                 : 
      41                 : #include <unistd.h>
      42                 : 
      43                 : #include <string>
      44                 : 
      45                 : #include "chrome/common/child_process_info.h"
      46                 : 
      47                 : #include "mozilla/ipc/Transport.h"
      48                 : 
      49                 : using namespace base;
      50                 : using namespace std;
      51                 : 
      52                 : namespace mozilla {
      53                 : namespace ipc {
      54                 : 
      55                 : bool
      56               0 : CreateTransport(ProcessHandle /*unused*/, ProcessHandle /*unused*/,
      57                 :                 TransportDescriptor* aOne, TransportDescriptor* aTwo)
      58                 : {
      59                 :   // Gecko doesn't care about this random ID, and the argument to this
      60                 :   // function isn't really necessary, it can be just any random
      61                 :   // pointer value
      62               0 :   wstring id = ChildProcessInfo::GenerateRandomChannelID(aOne);
      63                 :   // Use MODE_SERVER to force creation of the socketpair
      64               0 :   Transport t(id, Transport::MODE_SERVER, nsnull);
      65               0 :   int fd1 = t.GetServerFileDescriptor();
      66                 :   int fd2, dontcare;
      67               0 :   t.GetClientFileDescriptorMapping(&fd2, &dontcare);
      68               0 :   if (fd1 < 0 || fd2 < 0) {
      69               0 :     return false;
      70                 :   }
      71                 : 
      72                 :   // The Transport closes these fds when it goes out of scope, so we
      73                 :   // dup them here
      74               0 :   fd1 = dup(fd1);
      75               0 :   fd2 = dup(fd2);
      76               0 :   if (fd1 < 0 || fd2 < 0) {
      77               0 :     return false;
      78                 :   }
      79                 : 
      80               0 :   aOne->mFd = FileDescriptor(fd1, true/*close after sending*/);
      81               0 :   aTwo->mFd = FileDescriptor(fd2, true/*close after sending*/);
      82               0 :   return true;
      83                 : }
      84                 : 
      85                 : Transport*
      86               0 : OpenDescriptor(const TransportDescriptor& aTd, Transport::Mode aMode)
      87                 : {
      88               0 :   return new Transport(aTd.mFd.fd, aMode, nsnull);
      89                 : }
      90                 : 
      91                 : void
      92               0 : CloseDescriptor(const TransportDescriptor& aTd)
      93                 : {
      94               0 :   close(aTd.mFd.fd);
      95               0 : }
      96                 : 
      97                 : } // namespace ipc
      98                 : } // namespace mozilla

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