85 lines
4.2 KiB
C++
85 lines
4.2 KiB
C++
// Copyright 2023 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#ifdef ANDROID
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#include <string>
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#include <vector>
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#include <fcntl.h>
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#include <jni.h>
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#define ANDROID_STORAGE_FUNCTIONS(V) \
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V(CreateFile, bool, (const std::string& directory, const std::string& filename), create_file, \
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"createFile", "(Ljava/lang/String;Ljava/lang/String;)Z") \
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V(CreateDir, bool, (const std::string& directory, const std::string& filename), create_dir, \
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"createDir", "(Ljava/lang/String;Ljava/lang/String;)Z") \
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V(OpenContentUri, int, (const std::string& filepath, AndroidOpenMode openmode), \
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open_content_uri, "openContentUri", "(Ljava/lang/String;Ljava/lang/String;)I") \
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V(GetFilesName, std::vector<std::string>, (const std::string& filepath), get_files_name, \
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"getFilesName", "(Ljava/lang/String;)[Ljava/lang/String;") \
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V(CopyFile, bool, \
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(const std::string& source, const std::string& destination_path, \
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const std::string& destination_filename), \
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copy_file, "copyFile", "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)Z") \
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V(RenameFile, bool, (const std::string& source, const std::string& filename), rename_file, \
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"renameFile", "(Ljava/lang/String;Ljava/lang/String;)Z")
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#define ANDROID_SINGLE_PATH_DETERMINE_FUNCTIONS(V) \
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V(IsDirectory, bool, is_directory, CallStaticBooleanMethod, "isDirectory", \
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"(Ljava/lang/String;)Z") \
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V(FileExists, bool, file_exists, CallStaticBooleanMethod, "fileExists", \
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"(Ljava/lang/String;)Z") \
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V(GetSize, std::uint64_t, get_size, CallStaticLongMethod, "getSize", "(Ljava/lang/String;)J") \
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V(DeleteDocument, bool, delete_document, CallStaticBooleanMethod, "deleteDocument", \
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"(Ljava/lang/String;)Z")
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namespace AndroidStorage {
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static JavaVM* g_jvm = nullptr;
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static jclass native_library = nullptr;
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#define FR(FunctionName, ReturnValue, JMethodID, Caller, JMethodName, Signature) F(JMethodID)
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#define FS(FunctionName, ReturnValue, Parameters, JMethodID, JMethodName, Signature) F(JMethodID)
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#define F(JMethodID) static jmethodID JMethodID = nullptr;
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ANDROID_SINGLE_PATH_DETERMINE_FUNCTIONS(FR)
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ANDROID_STORAGE_FUNCTIONS(FS)
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#undef F
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#undef FS
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#undef FR
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// Reference:
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// https://developer.android.com/reference/android/os/ParcelFileDescriptor#parseMode(java.lang.String)
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enum class AndroidOpenMode {
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READ = O_RDONLY, // "r"
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WRITE = O_WRONLY, // "w"
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READ_WRITE = O_RDWR, // "rw"
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WRITE_APPEND = O_WRONLY | O_APPEND, // "wa"
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WRITE_TRUNCATE = O_WRONLY | O_TRUNC, // "wt
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READ_WRITE_APPEND = O_RDWR | O_APPEND, // "rwa"
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READ_WRITE_TRUNCATE = O_RDWR | O_TRUNC, // "rwt"
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NEVER = EINVAL,
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};
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inline AndroidOpenMode operator|(AndroidOpenMode a, int b) {
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return static_cast<AndroidOpenMode>(static_cast<int>(a) | b);
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}
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AndroidOpenMode ParseOpenmode(const std::string_view openmode);
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void InitJNI(JNIEnv* env, jclass clazz);
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void CleanupJNI();
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#define FS(FunctionName, ReturnValue, Parameters, JMethodID, JMethodName, Signature) \
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F(FunctionName, Parameters, ReturnValue)
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#define F(FunctionName, Parameters, ReturnValue) ReturnValue FunctionName Parameters;
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ANDROID_STORAGE_FUNCTIONS(FS)
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#undef F
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#undef FS
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#define FR(FunctionName, ReturnValue, JMethodID, Caller, JMethodName, Signature) \
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F(FunctionName, ReturnValue)
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#define F(FunctionName, ReturnValue) ReturnValue FunctionName(const std::string& filepath);
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ANDROID_SINGLE_PATH_DETERMINE_FUNCTIONS(FR)
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#undef F
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#undef FR
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} // namespace AndroidStorage
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#endif
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