122 lines
4 KiB
C++
122 lines
4 KiB
C++
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "common/android/android_common.h"
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#include "common/android/id_cache.h"
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#include "common/assert.h"
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#include "common/fs/fs_android.h"
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#include "common/string_util.h"
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namespace Common::FS::Android {
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void RegisterCallbacks(JNIEnv* env, jclass clazz) {
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env->GetJavaVM(&g_jvm);
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native_library = clazz;
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s_get_parent_directory = env->GetStaticMethodID(native_library, "getParentDirectory",
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"(Ljava/lang/String;)Ljava/lang/String;");
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s_get_filename = env->GetStaticMethodID(native_library, "getFilename",
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"(Ljava/lang/String;)Ljava/lang/String;");
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s_get_size = env->GetStaticMethodID(native_library, "getSize", "(Ljava/lang/String;)J");
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s_is_directory = env->GetStaticMethodID(native_library, "isDirectory", "(Ljava/lang/String;)Z");
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s_file_exists = env->GetStaticMethodID(native_library, "exists", "(Ljava/lang/String;)Z");
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s_open_content_uri = env->GetStaticMethodID(native_library, "openContentUri",
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"(Ljava/lang/String;Ljava/lang/String;)I");
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}
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void UnRegisterCallbacks() {
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s_get_parent_directory = nullptr;
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s_get_filename = nullptr;
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s_get_size = nullptr;
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s_is_directory = nullptr;
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s_file_exists = nullptr;
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s_open_content_uri = nullptr;
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}
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bool IsContentUri(const std::string& path) {
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constexpr std::string_view prefix = "content://";
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if (path.size() < prefix.size()) [[unlikely]] {
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return false;
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}
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return path.find(prefix) == 0;
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}
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s32 OpenContentUri(const std::string& filepath, OpenMode openmode) {
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if (s_open_content_uri == nullptr)
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return -1;
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const char* mode = "";
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switch (openmode) {
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case OpenMode::Read:
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mode = "r";
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break;
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default:
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UNIMPLEMENTED();
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return -1;
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}
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auto env = Common::Android::GetEnvForThread();
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jstring j_filepath = Common::Android::ToJString(env, filepath);
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jstring j_mode = Common::Android::ToJString(env, mode);
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return env->CallStaticIntMethod(native_library, s_open_content_uri, j_filepath, j_mode);
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}
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u64 GetSize(const std::string& filepath) {
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if (s_get_size == nullptr) {
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return 0;
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}
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auto env = Common::Android::GetEnvForThread();
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return static_cast<u64>(env->CallStaticLongMethod(
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native_library, s_get_size,
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Common::Android::ToJString(Common::Android::GetEnvForThread(), filepath)));
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}
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bool IsDirectory(const std::string& filepath) {
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if (s_is_directory == nullptr) {
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return 0;
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}
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auto env = Common::Android::GetEnvForThread();
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return env->CallStaticBooleanMethod(
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native_library, s_is_directory,
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Common::Android::ToJString(Common::Android::GetEnvForThread(), filepath));
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}
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bool Exists(const std::string& filepath) {
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if (s_file_exists == nullptr) {
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return 0;
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}
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auto env = Common::Android::GetEnvForThread();
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return env->CallStaticBooleanMethod(
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native_library, s_file_exists,
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Common::Android::ToJString(Common::Android::GetEnvForThread(), filepath));
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}
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std::string GetParentDirectory(const std::string& filepath) {
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if (s_get_parent_directory == nullptr) {
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return 0;
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}
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auto env = Common::Android::GetEnvForThread();
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jstring j_return = static_cast<jstring>(env->CallStaticObjectMethod(
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native_library, s_get_parent_directory, Common::Android::ToJString(env, filepath)));
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if (!j_return) {
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return {};
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}
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return Common::Android::GetJString(env, j_return);
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}
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std::string GetFilename(const std::string& filepath) {
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if (s_get_filename == nullptr) {
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return 0;
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}
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auto env = Common::Android::GetEnvForThread();
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jstring j_return = static_cast<jstring>(env->CallStaticObjectMethod(
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native_library, s_get_filename, Common::Android::ToJString(env, filepath)));
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if (!j_return) {
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return {};
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}
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return Common::Android::GetJString(env, j_return);
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}
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} // namespace Common::FS::Android
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