зеркало из https://github.com/mozilla/gecko-dev.git
411 строки
11 KiB
C++
411 строки
11 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* 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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#include "FileDescriptorFile.h"
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#include "mozilla/ipc/FileDescriptorUtils.h"
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#include "mozilla/ipc/URIUtils.h"
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#include "mozilla/net/NeckoChild.h"
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#include "nsNetUtil.h"
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#include "nsProxyRelease.h"
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#include "nsThreadUtils.h"
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#include "private/pprio.h"
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#include "SerializedLoadContext.h"
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namespace mozilla {
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namespace net {
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NS_IMPL_ISUPPORTS(FileDescriptorFile, nsIFile)
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LazyLogModule gFDFileLog("FDFile");
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#undef DBG
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#define DBG(...) MOZ_LOG(gFDFileLog, LogLevel::Debug, (__VA_ARGS__))
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FileDescriptorFile::FileDescriptorFile(const FileDescriptor& aFD,
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nsIFile* aFile) {
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MOZ_ASSERT(aFD.IsValid());
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auto platformHandle = aFD.ClonePlatformHandle();
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mFD = FileDescriptor(platformHandle.get());
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mFile = aFile;
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}
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FileDescriptorFile::FileDescriptorFile(const FileDescriptorFile& aOther) {
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auto platformHandle = aOther.mFD.ClonePlatformHandle();
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mFD = FileDescriptor(platformHandle.get());
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aOther.mFile->Clone(getter_AddRefs(mFile));
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}
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//-----------------------------------------------------------------------------
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// FileDescriptorFile::nsIFile functions that we override logic for
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//-----------------------------------------------------------------------------
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NS_IMETHODIMP
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FileDescriptorFile::Clone(nsIFile** aFileOut) {
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RefPtr<FileDescriptorFile> fdFile = new FileDescriptorFile(*this);
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fdFile.forget(aFileOut);
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return NS_OK;
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}
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NS_IMETHODIMP
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FileDescriptorFile::OpenNSPRFileDesc(int32_t aFlags, int32_t aMode,
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PRFileDesc** aRetval) {
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// Remove optional OS_READAHEAD flag so we test against PR_RDONLY
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aFlags &= ~nsIFile::OS_READAHEAD;
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// Remove optional/deprecated DELETE_ON_CLOSE flag
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aFlags &= ~nsIFile::DELETE_ON_CLOSE;
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// All other flags require write access to the file and
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// this implementation only provides read access.
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if (aFlags != PR_RDONLY) {
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DBG("OpenNSPRFileDesc flags error (%" PRIu32 ")\n", aFlags);
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return NS_ERROR_NOT_AVAILABLE;
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}
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if (!mFD.IsValid()) {
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DBG("OpenNSPRFileDesc error: no file descriptor\n");
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return NS_ERROR_NOT_AVAILABLE;
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}
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auto platformHandle = mFD.ClonePlatformHandle();
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*aRetval = PR_ImportFile(PROsfd(platformHandle.release()));
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if (!*aRetval) {
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DBG("OpenNSPRFileDesc Clone failure\n");
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return NS_ERROR_NOT_AVAILABLE;
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}
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return NS_OK;
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}
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//-----------------------------------------------------------------------------
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// FileDescriptorFile::nsIFile functions that we delegate to underlying nsIFile
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//-----------------------------------------------------------------------------
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nsresult FileDescriptorFile::GetLeafName(nsAString& aLeafName) {
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return mFile->GetLeafName(aLeafName);
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}
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NS_IMETHODIMP
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FileDescriptorFile::GetNativeLeafName(nsACString& aLeafName) {
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return mFile->GetNativeLeafName(aLeafName);
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}
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nsresult FileDescriptorFile::GetTarget(nsAString& aRetVal) {
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return mFile->GetTarget(aRetVal);
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}
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NS_IMETHODIMP
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FileDescriptorFile::GetNativeTarget(nsACString& aRetVal) {
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return mFile->GetNativeTarget(aRetVal);
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}
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nsresult FileDescriptorFile::GetPath(nsAString& aRetVal) {
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return mFile->GetPath(aRetVal);
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}
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PathString FileDescriptorFile::NativePath() { return mFile->NativePath(); }
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NS_IMETHODIMP
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FileDescriptorFile::Equals(nsIFile* aOther, bool* aRetVal) {
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return mFile->Equals(aOther, aRetVal);
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}
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NS_IMETHODIMP
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FileDescriptorFile::Contains(nsIFile* aOther, bool* aRetVal) {
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return mFile->Contains(aOther, aRetVal);
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}
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NS_IMETHODIMP
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FileDescriptorFile::GetParent(nsIFile** aParent) {
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return mFile->GetParent(aParent);
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}
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NS_IMETHODIMP
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FileDescriptorFile::GetPersistentDescriptor(nsACString& aPersistentDescriptor) {
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return mFile->GetPersistentDescriptor(aPersistentDescriptor);
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}
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//-----------------------------------------------------------------------------
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// FileDescriptorFile::nsIFile functions that are not currently supported
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//-----------------------------------------------------------------------------
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nsresult FileDescriptorFile::Append(const nsAString& aNode) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::AppendNative(const nsACString& aFragment) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::Normalize() { return NS_ERROR_NOT_IMPLEMENTED; }
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NS_IMETHODIMP
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FileDescriptorFile::Create(uint32_t aType, uint32_t aPermissions) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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nsresult FileDescriptorFile::SetLeafName(const nsAString& aLeafName) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::SetNativeLeafName(const nsACString& aLeafName) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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nsresult FileDescriptorFile::InitWithPath(const nsAString& aPath) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::InitWithNativePath(const nsACString& aPath) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::InitWithFile(nsIFile* aFile) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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nsresult FileDescriptorFile::AppendRelativePath(const nsAString& aNode) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::AppendRelativeNativePath(const nsACString& aFragment) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::SetPersistentDescriptor(
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const nsACString& aPersistentDescriptor) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::GetRelativeDescriptor(nsIFile* aFromFile,
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nsACString& aRetVal) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::SetRelativeDescriptor(nsIFile* aFromFile,
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const nsACString& aRelativeDesc) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::GetRelativePath(nsIFile* aFromFile, nsACString& aRetVal) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::SetRelativePath(nsIFile* aFromFile,
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const nsACString& aRelativePath) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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nsresult FileDescriptorFile::CopyTo(nsIFile* aNewParentDir,
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const nsAString& aNewName) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::CopyToNative(nsIFile* aNewParent,
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const nsACString& aNewName) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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nsresult FileDescriptorFile::CopyToFollowingLinks(nsIFile* aNewParentDir,
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const nsAString& aNewName) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::CopyToFollowingLinksNative(nsIFile* aNewParent,
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const nsACString& aNewName) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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nsresult FileDescriptorFile::MoveTo(nsIFile* aNewParentDir,
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const nsAString& aNewName) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::MoveToNative(nsIFile* aNewParent,
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const nsACString& aNewName) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::MoveToFollowingLinks(nsIFile* aNewParent,
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const nsAString& aNewName) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::MoveToFollowingLinksNative(nsIFile* aNewParent,
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const nsACString& aNewName) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::RenameTo(nsIFile* aNewParentDir,
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const nsAString& aNewName) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::RenameToNative(nsIFile* aNewParentDir,
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const nsACString& aNewName) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::Remove(bool aRecursive) { return NS_ERROR_NOT_IMPLEMENTED; }
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NS_IMETHODIMP
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FileDescriptorFile::GetPermissions(uint32_t* aPermissions) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::SetPermissions(uint32_t aPermissions) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::GetPermissionsOfLink(uint32_t* aPermissionsOfLink) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::SetPermissionsOfLink(uint32_t aPermissions) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::GetLastModifiedTime(PRTime* aLastModTime) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::SetLastModifiedTime(PRTime aLastModTime) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::GetLastModifiedTimeOfLink(PRTime* aLastModTimeOfLink) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::SetLastModifiedTimeOfLink(PRTime aLastModTimeOfLink) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::GetCreationTime(PRTime* aCreationTime) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::GetCreationTimeOfLink(PRTime* aCreationTime) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::GetFileSize(int64_t* aFileSize) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::SetFileSize(int64_t aFileSize) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::GetFileSizeOfLink(int64_t* aFileSize) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::Exists(bool* aRetVal) { return NS_ERROR_NOT_IMPLEMENTED; }
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NS_IMETHODIMP
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FileDescriptorFile::IsWritable(bool* aRetVal) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::IsReadable(bool* aRetVal) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::IsExecutable(bool* aRetVal) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::IsHidden(bool* aRetVal) { return NS_ERROR_NOT_IMPLEMENTED; }
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NS_IMETHODIMP
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FileDescriptorFile::IsDirectory(bool* aRetVal) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::IsFile(bool* aRetVal) { return NS_ERROR_NOT_IMPLEMENTED; }
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NS_IMETHODIMP
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FileDescriptorFile::IsSymlink(bool* aRetVal) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::IsSpecial(bool* aRetVal) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::CreateUnique(uint32_t aType, uint32_t aAttributes) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::GetDirectoryEntriesImpl(nsIDirectoryEnumerator** aEntries) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::OpenANSIFileDesc(const char* aMode, FILE** aRetVal) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::Load(PRLibrary** aRetVal) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::GetDiskSpaceAvailable(int64_t* aDiskSpaceAvailable) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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FileDescriptorFile::Reveal() { return NS_ERROR_NOT_IMPLEMENTED; }
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NS_IMETHODIMP
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FileDescriptorFile::Launch() { return NS_ERROR_NOT_IMPLEMENTED; }
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} // namespace net
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} // namespace mozilla
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