| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <jni.h> |
| |
| #include "android_webview/native/aw_assets.h" |
| |
| #include "base/android/jni_array.h" |
| #include "base/android/jni_string.h" |
| #include "base/android/scoped_java_ref.h" |
| #include "jni/AwAssets_jni.h" |
| |
| namespace android_webview { |
| namespace AwAssets { |
| |
| bool OpenAsset(const std::string& filename, |
| int* fd, |
| int64* offset, |
| int64* size) { |
| JNIEnv* env = base::android::AttachCurrentThread(); |
| ScopedJavaLocalRef<jlongArray> jarr = Java_AwAssets_openAsset( |
| env, |
| base::android::GetApplicationContext(), |
| base::android::ConvertUTF8ToJavaString(env, filename).Release()); |
| std::vector<long> results; |
| base::android::JavaLongArrayToLongVector(env, jarr.obj(), &results); |
| DCHECK_EQ(3U, results.size()); |
| *fd = static_cast<int>(results[0]); |
| *offset = results[1]; |
| *size = results[2]; |
| return *fd != -1; |
| } |
| |
| } // namespace AwAssets |
| |
| bool RegisterAwAssets(JNIEnv* env) { |
| return RegisterNativesImpl(env); |
| } |
| |
| } // namespace android_webview |