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48 lines
1.7 KiB
C
48 lines
1.7 KiB
C
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// Copyright 2015 The Chromium Authors
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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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#ifndef BASE_ANDROID_APK_ASSETS_H_
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#define BASE_ANDROID_APK_ASSETS_H_
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#include <string>
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#include "base/android/jni_android.h"
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#include "base/files/file_path.h"
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#include "base/files/memory_mapped_file.h"
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namespace base {
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namespace android {
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// Opens an asset (e.g. a .pak file) from the apk.
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// Can be used from renderer process.
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// Fails if the asset is not stored uncompressed within the .apk.
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// Returns: The File Descriptor of the asset, or -1 upon failure.
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// Input arguments:
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// - |file_path|: Path to file within .apk. e.g.: assets/foo.pak
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// - |split_name|: If non-empty, refers to the split where the asset is located.
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// Output arguments:
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// - |region|: size & offset (in bytes) within the .apk of the asset.
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BASE_EXPORT int OpenApkAsset(const std::string& file_path,
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const std::string& split_name,
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base::MemoryMappedFile::Region* region);
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BASE_EXPORT int OpenApkAsset(
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const std::string& file_path,
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base::MemoryMappedFile::Region* region);
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// Registers an uncompressed asset from within the apk in the
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// FileDescriptorStore.
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// Returns: true in case of success, false otherwise.
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BASE_EXPORT bool RegisterApkAssetWithFileDescriptorStore(
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const std::string& key,
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const base::FilePath& file_path);
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// If one of the above methods failed, call this to perform a
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// `DumpWithoutCrashing` containing errors relevant to the failure.
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BASE_EXPORT void DumpLastOpenApkAssetFailure();
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} // namespace android
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} // namespace base
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#endif // BASE_ANDROID_APK_ASSETS_H_
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