michael@0: /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* vim: set sw=2 ts=8 et tw=80 : */
michael@0: 
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "mozilla/net/RemoteOpenFileParent.h"
michael@0: #include "mozilla/unused.h"
michael@0: #include "nsEscape.h"
michael@0: 
michael@0: #if !defined(XP_WIN) && !defined(MOZ_WIDGET_COCOA)
michael@0: #include <fcntl.h>
michael@0: #include <unistd.h>
michael@0: #endif
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace net {
michael@0: 
michael@0: bool
michael@0: RemoteOpenFileParent::OpenSendCloseDelete()
michael@0: {
michael@0: #if defined(XP_WIN) || defined(MOZ_WIDGET_COCOA)
michael@0:   MOZ_CRASH("OS X and Windows shouldn't be doing IPDL here");
michael@0: #else
michael@0: 
michael@0:   // TODO: make this async!
michael@0: 
michael@0:   FileDescriptor fileDescriptor;
michael@0: 
michael@0:   nsAutoCString path;
michael@0:   nsresult rv = mURI->GetFilePath(path);
michael@0:   NS_WARN_IF_FALSE(NS_SUCCEEDED(rv), "GetFilePath failed!");
michael@0: 
michael@0:   NS_UnescapeURL(path);
michael@0: 
michael@0:   if (NS_SUCCEEDED(rv)) {
michael@0:     int fd = open(path.get(), O_RDONLY);
michael@0:     if (fd == -1) {
michael@0:       printf_stderr("RemoteOpenFileParent: file '%s' was not found!\n",
michael@0:                     path.get());
michael@0:     } else {
michael@0:       fileDescriptor = FileDescriptor(fd);
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   // Sending a potentially invalid file descriptor is just fine.
michael@0:   unused << Send__delete__(this, fileDescriptor);
michael@0: 
michael@0:   if (fileDescriptor.IsValid()) {
michael@0:     // close file now that other process has it open, else we'll leak fds in the
michael@0:     // parent process.
michael@0:     close(fileDescriptor.PlatformHandle());
michael@0:   }
michael@0: 
michael@0: #endif // OS_TYPE
michael@0: 
michael@0:   return true;
michael@0: }
michael@0: 
michael@0: } // namespace net
michael@0: } // namespace mozilla