Sylvestre Ledru
0804530f25
replaced by .editorconfig # ignore-this-changeset Differential Revision: https://phabricator.services.mozilla.com/D287850
51 lines
1.5 KiB
C++
51 lines
1.5 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_ipc_FileDescriptorUtils_h
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#define mozilla_ipc_FileDescriptorUtils_h
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#include "mozilla/ipc/FileDescriptor.h"
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#include "nsThreadUtils.h"
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#include <stdio.h>
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namespace mozilla {
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namespace ipc {
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// When Dispatch() is called (from main thread) this class arranges to close the
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// provided FileDescriptor on one of the socket transport service threads (to
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// avoid main thread I/O).
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class CloseFileRunnable final : public Runnable {
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typedef mozilla::ipc::FileDescriptor FileDescriptor;
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FileDescriptor mFileDescriptor;
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public:
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explicit CloseFileRunnable(const FileDescriptor& aFileDescriptor);
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_NSIRUNNABLE
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void Dispatch();
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private:
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~CloseFileRunnable();
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void CloseFile();
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};
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// On failure, FileDescriptorToFILE returns nullptr; on success,
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// returns duplicated FILE*.
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// This is meant for use with FileDescriptors received over IPC.
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FILE* FileDescriptorToFILE(const FileDescriptor& aDesc, const char* aOpenMode);
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// FILEToFileDescriptor does not consume the given FILE*; it must be
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// fclose()d as normal, and this does not invalidate the returned
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// FileDescriptor.
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FileDescriptor FILEToFileDescriptor(FILE* aStream);
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} // namespace ipc
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} // namespace mozilla
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#endif // mozilla_ipc_FileDescriptorUtils_h
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