summaryrefslogtreecommitdiffstats
path: root/src/android/app/src/main/jni/id_cache.cpp
blob: 960abf95ad90887f6fe4bf9d4628cd237b5d3852 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later

#include <jni.h>

#include "common/assert.h"
#include "common/fs/fs_android.h"
#include "jni/applets/software_keyboard.h"
#include "jni/id_cache.h"
#include "video_core/rasterizer_interface.h"

static JavaVM* s_java_vm;
static jclass s_native_library_class;
static jclass s_disk_cache_progress_class;
static jclass s_load_callback_stage_class;
static jmethodID s_exit_emulation_activity;
static jmethodID s_disk_cache_load_progress;
static jmethodID s_on_emulation_started;
static jmethodID s_on_emulation_stopped;

static constexpr jint JNI_VERSION = JNI_VERSION_1_6;

namespace IDCache {

JNIEnv* GetEnvForThread() {
    thread_local static struct OwnedEnv {
        OwnedEnv() {
            status = s_java_vm->GetEnv(reinterpret_cast<void**>(&env), JNI_VERSION_1_6);
            if (status == JNI_EDETACHED)
                s_java_vm->AttachCurrentThread(&env, nullptr);
        }

        ~OwnedEnv() {
            if (status == JNI_EDETACHED)
                s_java_vm->DetachCurrentThread();
        }

        int status;
        JNIEnv* env = nullptr;
    } owned;
    return owned.env;
}

jclass GetNativeLibraryClass() {
    return s_native_library_class;
}

jclass GetDiskCacheProgressClass() {
    return s_disk_cache_progress_class;
}

jclass GetDiskCacheLoadCallbackStageClass() {
    return s_load_callback_stage_class;
}

jmethodID GetExitEmulationActivity() {
    return s_exit_emulation_activity;
}

jmethodID GetDiskCacheLoadProgress() {
    return s_disk_cache_load_progress;
}

jmethodID GetOnEmulationStarted() {
    return s_on_emulation_started;
}

jmethodID GetOnEmulationStopped() {
    return s_on_emulation_stopped;
}

} // namespace IDCache

#ifdef __cplusplus
extern "C" {
#endif

jint JNI_OnLoad(JavaVM* vm, void* reserved) {
    s_java_vm = vm;

    JNIEnv* env;
    if (vm->GetEnv(reinterpret_cast<void**>(&env), JNI_VERSION) != JNI_OK)
        return JNI_ERR;

    // Initialize Java classes
    const jclass native_library_class = env->FindClass("org/yuzu/yuzu_emu/NativeLibrary");
    s_native_library_class = reinterpret_cast<jclass>(env->NewGlobalRef(native_library_class));
    s_disk_cache_progress_class = reinterpret_cast<jclass>(env->NewGlobalRef(
        env->FindClass("org/yuzu/yuzu_emu/disk_shader_cache/DiskShaderCacheProgress")));
    s_load_callback_stage_class = reinterpret_cast<jclass>(env->NewGlobalRef(env->FindClass(
        "org/yuzu/yuzu_emu/disk_shader_cache/DiskShaderCacheProgress$LoadCallbackStage")));

    // Initialize methods
    s_exit_emulation_activity =
        env->GetStaticMethodID(s_native_library_class, "exitEmulationActivity", "(I)V");
    s_disk_cache_load_progress =
        env->GetStaticMethodID(s_disk_cache_progress_class, "loadProgress", "(III)V");
    s_on_emulation_started =
        env->GetStaticMethodID(s_native_library_class, "onEmulationStarted", "()V");
    s_on_emulation_stopped =
        env->GetStaticMethodID(s_native_library_class, "onEmulationStopped", "(I)V");

    // Initialize Android Storage
    Common::FS::Android::RegisterCallbacks(env, s_native_library_class);

    // Initialize applets
    SoftwareKeyboard::InitJNI(env);

    return JNI_VERSION;
}

void JNI_OnUnload(JavaVM* vm, void* reserved) {
    JNIEnv* env;
    if (vm->GetEnv(reinterpret_cast<void**>(&env), JNI_VERSION) != JNI_OK) {
        return;
    }

    // UnInitialize Android Storage
    Common::FS::Android::UnRegisterCallbacks();
    env->DeleteGlobalRef(s_native_library_class);
    env->DeleteGlobalRef(s_disk_cache_progress_class);
    env->DeleteGlobalRef(s_load_callback_stage_class);

    // UnInitialize applets
    SoftwareKeyboard::CleanupJNI(env);
}

#ifdef __cplusplus
}
#endif