
Original Review: https://codereview.chromium.org/113363004/ Current PPB_FileRef.MakeDirectory returns PP_OK if a directory exists on the given path. This makes it difficult to create POSIX compatible API on top of PPAPI. This change introduces new PPB_FileRef.MakeDirectory as dev channel API. That makes a new directory according to the given PP_MakeDirectoryFlags values. The flags provide exclusive operation option. If exclusive flag is specified and a directory exists on the given path, the function fails and returns PP_ERROR_FILEEXISTS. BUG=314879 TEST=browser_tests TBR=dmichael@chromium.org,yzshen@chromium.org,tsepez@chromium.org Review URL: https://codereview.chromium.org/131403004 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@244148 0039d316-1c4b-4281-b951-d872f2087c98
222 lines
7.5 KiB
C++
222 lines
7.5 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "ppapi/cpp/file_ref.h"
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#include "ppapi/c/pp_bool.h"
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#include "ppapi/c/pp_errors.h"
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#include "ppapi/cpp/completion_callback.h"
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#include "ppapi/cpp/directory_entry.h"
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#include "ppapi/cpp/file_system.h"
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#include "ppapi/cpp/module_impl.h"
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namespace pp {
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namespace {
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template <> const char* interface_name<PPB_FileRef_1_0>() {
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return PPB_FILEREF_INTERFACE_1_0;
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}
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template <> const char* interface_name<PPB_FileRef_1_1>() {
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return PPB_FILEREF_INTERFACE_1_1;
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}
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template <> const char* interface_name<PPB_FileRef_1_2>() {
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return PPB_FILEREF_INTERFACE_1_2;
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}
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} // namespace
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FileRef::FileRef(PP_Resource resource) : Resource(resource) {
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}
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FileRef::FileRef(PassRef, PP_Resource resource) : Resource(PASS_REF, resource) {
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}
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FileRef::FileRef(const FileSystem& file_system,
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const char* path) {
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if (has_interface<PPB_FileRef_1_2>()) {
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PassRefFromConstructor(get_interface<PPB_FileRef_1_2>()->Create(
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file_system.pp_resource(), path));
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} else if (has_interface<PPB_FileRef_1_1>()) {
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PassRefFromConstructor(get_interface<PPB_FileRef_1_1>()->Create(
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file_system.pp_resource(), path));
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} else if (has_interface<PPB_FileRef_1_0>()) {
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PassRefFromConstructor(get_interface<PPB_FileRef_1_0>()->Create(
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file_system.pp_resource(), path));
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}
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}
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FileRef::FileRef(const FileRef& other)
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: Resource(other) {
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}
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PP_FileSystemType FileRef::GetFileSystemType() const {
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if (has_interface<PPB_FileRef_1_2>())
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return get_interface<PPB_FileRef_1_2>()->GetFileSystemType(pp_resource());
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if (has_interface<PPB_FileRef_1_1>())
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return get_interface<PPB_FileRef_1_1>()->GetFileSystemType(pp_resource());
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if (has_interface<PPB_FileRef_1_0>())
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return get_interface<PPB_FileRef_1_0>()->GetFileSystemType(pp_resource());
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return PP_FILESYSTEMTYPE_EXTERNAL;
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}
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Var FileRef::GetName() const {
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if (has_interface<PPB_FileRef_1_2>()) {
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return Var(PASS_REF,
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get_interface<PPB_FileRef_1_2>()->GetName(pp_resource()));
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}
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if (has_interface<PPB_FileRef_1_1>()) {
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return Var(PASS_REF,
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get_interface<PPB_FileRef_1_1>()->GetName(pp_resource()));
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}
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if (has_interface<PPB_FileRef_1_0>()) {
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return Var(PASS_REF,
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get_interface<PPB_FileRef_1_0>()->GetName(pp_resource()));
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}
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return Var();
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}
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Var FileRef::GetPath() const {
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if (has_interface<PPB_FileRef_1_2>()) {
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return Var(PASS_REF,
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get_interface<PPB_FileRef_1_2>()->GetPath(pp_resource()));
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}
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if (has_interface<PPB_FileRef_1_1>()) {
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return Var(PASS_REF,
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get_interface<PPB_FileRef_1_1>()->GetPath(pp_resource()));
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}
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if (has_interface<PPB_FileRef_1_0>()) {
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return Var(PASS_REF,
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get_interface<PPB_FileRef_1_0>()->GetPath(pp_resource()));
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}
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return Var();
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}
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FileRef FileRef::GetParent() const {
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if (has_interface<PPB_FileRef_1_2>()) {
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return FileRef(PASS_REF,
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get_interface<PPB_FileRef_1_2>()->GetParent(pp_resource()));
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}
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if (has_interface<PPB_FileRef_1_1>()) {
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return FileRef(PASS_REF,
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get_interface<PPB_FileRef_1_1>()->GetParent(pp_resource()));
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}
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if (has_interface<PPB_FileRef_1_0>()) {
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return FileRef(PASS_REF,
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get_interface<PPB_FileRef_1_0>()->GetParent(pp_resource()));
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}
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return FileRef();
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}
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int32_t FileRef::MakeDirectory(int32_t make_directory_flags,
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const CompletionCallback& cc) {
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if (has_interface<PPB_FileRef_1_2>()) {
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return get_interface<PPB_FileRef_1_2>()->MakeDirectory(
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pp_resource(),
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make_directory_flags,
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cc.pp_completion_callback());
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}
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if (has_interface<PPB_FileRef_1_1>()) {
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if (make_directory_flags & ~PP_MAKEDIRECTORYFLAG_WITH_ANCESTORS)
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return cc.MayForce(PP_ERROR_NOTSUPPORTED);
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return get_interface<PPB_FileRef_1_1>()->MakeDirectory(
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pp_resource(),
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PP_FromBool(make_directory_flags & PP_MAKEDIRECTORYFLAG_WITH_ANCESTORS),
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cc.pp_completion_callback());
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}
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if (has_interface<PPB_FileRef_1_0>()) {
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if (make_directory_flags & ~PP_MAKEDIRECTORYFLAG_WITH_ANCESTORS)
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return cc.MayForce(PP_ERROR_NOTSUPPORTED);
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return get_interface<PPB_FileRef_1_0>()->MakeDirectory(
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pp_resource(),
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PP_FromBool(make_directory_flags & PP_MAKEDIRECTORYFLAG_WITH_ANCESTORS),
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cc.pp_completion_callback());
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}
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return cc.MayForce(PP_ERROR_NOINTERFACE);
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}
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int32_t FileRef::Touch(PP_Time last_access_time,
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PP_Time last_modified_time,
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const CompletionCallback& cc) {
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if (has_interface<PPB_FileRef_1_2>()) {
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return get_interface<PPB_FileRef_1_2>()->Touch(
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pp_resource(), last_access_time, last_modified_time,
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cc.pp_completion_callback());
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}
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if (has_interface<PPB_FileRef_1_1>()) {
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return get_interface<PPB_FileRef_1_1>()->Touch(
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pp_resource(), last_access_time, last_modified_time,
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cc.pp_completion_callback());
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}
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if (has_interface<PPB_FileRef_1_0>()) {
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return get_interface<PPB_FileRef_1_0>()->Touch(
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pp_resource(), last_access_time, last_modified_time,
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cc.pp_completion_callback());
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}
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return cc.MayForce(PP_ERROR_NOINTERFACE);
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}
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int32_t FileRef::Delete(const CompletionCallback& cc) {
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if (has_interface<PPB_FileRef_1_2>()) {
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return get_interface<PPB_FileRef_1_2>()->Delete(
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pp_resource(), cc.pp_completion_callback());
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}
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if (has_interface<PPB_FileRef_1_1>()) {
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return get_interface<PPB_FileRef_1_1>()->Delete(
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pp_resource(), cc.pp_completion_callback());
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}
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if (has_interface<PPB_FileRef_1_0>()) {
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return get_interface<PPB_FileRef_1_0>()->Delete(
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pp_resource(), cc.pp_completion_callback());
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}
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return cc.MayForce(PP_ERROR_NOINTERFACE);
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}
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int32_t FileRef::Rename(const FileRef& new_file_ref,
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const CompletionCallback& cc) {
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if (has_interface<PPB_FileRef_1_2>()) {
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return get_interface<PPB_FileRef_1_2>()->Rename(
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pp_resource(), new_file_ref.pp_resource(), cc.pp_completion_callback());
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}
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if (has_interface<PPB_FileRef_1_1>()) {
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return get_interface<PPB_FileRef_1_1>()->Rename(
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pp_resource(), new_file_ref.pp_resource(), cc.pp_completion_callback());
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}
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if (has_interface<PPB_FileRef_1_0>()) {
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return get_interface<PPB_FileRef_1_0>()->Rename(
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pp_resource(), new_file_ref.pp_resource(), cc.pp_completion_callback());
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}
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return cc.MayForce(PP_ERROR_NOINTERFACE);
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}
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int32_t FileRef::Query(const CompletionCallbackWithOutput<PP_FileInfo>& cc) {
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if (has_interface<PPB_FileRef_1_2>()) {
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return get_interface<PPB_FileRef_1_2>()->Query(
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pp_resource(), cc.output(), cc.pp_completion_callback());
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}
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if (has_interface<PPB_FileRef_1_1>()) {
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return get_interface<PPB_FileRef_1_1>()->Query(
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pp_resource(), cc.output(), cc.pp_completion_callback());
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}
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return cc.MayForce(PP_ERROR_NOINTERFACE);
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}
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int32_t FileRef::ReadDirectoryEntries(
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const CompletionCallbackWithOutput<std::vector<DirectoryEntry> >&
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callback) {
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if (has_interface<PPB_FileRef_1_2>()) {
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return get_interface<PPB_FileRef_1_2>()->ReadDirectoryEntries(
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pp_resource(), callback.output(), callback.pp_completion_callback());
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}
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if (has_interface<PPB_FileRef_1_1>()) {
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return get_interface<PPB_FileRef_1_1>()->ReadDirectoryEntries(
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pp_resource(), callback.output(), callback.pp_completion_callback());
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}
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return callback.MayForce(PP_ERROR_NOINTERFACE);
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}
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} // namespace pp
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