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C#: Remove old and unused android support code for mono

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This commit is contained in:
RedworkDE 2023-02-12 17:16:52 +01:00
parent 777d959e05
commit 7c456d2d0d
5 changed files with 1 additions and 826 deletions
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2
modules/mono/SCsub
View File

@ -23,8 +23,6 @@ env_mono.add_source_files(env.modules_sources, "mono_gd/support/*.cpp")
if env["platform"] in ["macos", "ios"]:
env_mono.add_source_files(env.modules_sources, "mono_gd/support/*.mm")
env_mono.add_source_files(env.modules_sources, "mono_gd/support/*.m")
elif env["platform"] == "android":
env_mono.add_source_files(env.modules_sources, "mono_gd/android_mono_config.gen.cpp")
if env.editor_build:
env_mono.add_source_files(env.modules_sources, "editor/*.cpp")

43
modules/mono/mono_gd/android_mono_config.h
View File

@ -1,43 +0,0 @@
/**************************************************************************/
/* android_mono_config.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#ifndef ANDROID_MONO_CONFIG_H
#define ANDROID_MONO_CONFIG_H
#ifdef ANDROID_ENABLED
#include "core/string/ustring.h"
// This function is defined in an auto-generated source file
String get_godot_android_mono_config();
#endif // ANDROID_ENABLED
#endif // ANDROID_MONO_CONFIG_H

8
modules/mono/mono_gd/gd_mono.cpp
View File

@ -55,9 +55,7 @@
// TODO mobile
#if 0
#ifdef ANDROID_ENABLED
#include "support/android_support.h"
#elif defined(IOS_ENABLED)
#ifdef IOS_ENABLED
#include "support/ios_support.h"
#endif
#endif
@ -554,10 +552,6 @@ GDMono::~GDMono() {
finalizing_scripts_domain = false;
runtime_initialized = false;
#if defined(ANDROID_ENABLED)
gdmono::android::support::cleanup();
#endif
singleton = nullptr;
}

720
modules/mono/mono_gd/support/android_support.cpp
View File

@ -1,720 +0,0 @@
/**************************************************************************/
/* android_support.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "android_support.h"
#if defined(ANDROID_ENABLED)
#include "../../utils/path_utils.h"
#include "../../utils/string_utils.h"
#include "../gd_mono_cache.h"
#include "../gd_mono_marshal.h"
#include "core/os/os.h"
#include "core/string/ustring.h"
#include "java_godot_wrapper.h"
#include "os_android.h"
#include "thread_jandroid.h"
#include <mono/utils/mono-dl-fallback.h>
#include <dlfcn.h> // dlopen, dlsym
#include <sys/system_properties.h>
#include <cstddef>
#if __ANDROID_API__ < 24
#include "thirdparty/misc/ifaddrs-android.h"
#else
#include <ifaddrs.h>
#endif
// Warning: JNI boilerplate ahead... continue at your own risk
namespace gdmono {
namespace android {
namespace support {
template <typename T>
struct ScopedLocalRef {
JNIEnv *env;
T local_ref;
_FORCE_INLINE_ T get() const { return local_ref; }
_FORCE_INLINE_ operator T() const { return local_ref; }
_FORCE_INLINE_ operator jvalue() const { return (jvalue)local_ref; }
_FORCE_INLINE_ operator bool() const { return local_ref != nullptr; }
_FORCE_INLINE_ bool operator==(std::nullptr_t) const {
return local_ref == nullptr;
}
_FORCE_INLINE_ bool operator!=(std::nullptr_t) const {
return local_ref != nullptr;
}
ScopedLocalRef(const ScopedLocalRef &) = delete;
ScopedLocalRef &operator=(const ScopedLocalRef &) = delete;
ScopedLocalRef(JNIEnv *p_env, T p_local_ref) :
env(p_env),
local_ref(p_local_ref) {
}
~ScopedLocalRef() {
if (local_ref) {
env->DeleteLocalRef(local_ref);
}
}
};
bool jni_exception_check(JNIEnv *p_env) {
if (p_env->ExceptionCheck()) {
// Print the exception to logcat
p_env->ExceptionDescribe();
p_env->ExceptionClear();
return true;
}
return false;
}
String app_native_lib_dir_cache;
String determine_app_native_lib_dir() {
JNIEnv *env = get_jni_env();
ScopedLocalRef<jclass> activityThreadClass(env, env->FindClass("android/app/ActivityThread"));
jmethodID currentActivityThread = env->GetStaticMethodID(activityThreadClass, "currentActivityThread", "()Landroid/app/ActivityThread;");
ScopedLocalRef<jobject> activityThread(env, env->CallStaticObjectMethod(activityThreadClass, currentActivityThread));
jmethodID getApplication = env->GetMethodID(activityThreadClass, "getApplication", "()Landroid/app/Application;");
ScopedLocalRef<jobject> ctx(env, env->CallObjectMethod(activityThread, getApplication));
jmethodID getApplicationInfo = env->GetMethodID(env->GetObjectClass(ctx), "getApplicationInfo", "()Landroid/content/pm/ApplicationInfo;");
ScopedLocalRef<jobject> applicationInfo(env, env->CallObjectMethod(ctx, getApplicationInfo));
jfieldID nativeLibraryDirField = env->GetFieldID(env->GetObjectClass(applicationInfo), "nativeLibraryDir", "Ljava/lang/String;");
ScopedLocalRef<jstring> nativeLibraryDir(env, (jstring)env->GetObjectField(applicationInfo, nativeLibraryDirField));
String result;
const char *const nativeLibraryDirUtf8 = env->GetStringUTFChars(nativeLibraryDir, nullptr);
if (nativeLibraryDirUtf8) {
result.parse_utf8(nativeLibraryDirUtf8);
env->ReleaseStringUTFChars(nativeLibraryDir, nativeLibraryDirUtf8);
}
return result;
}
String get_app_native_lib_dir() {
if (app_native_lib_dir_cache.is_empty()) {
app_native_lib_dir_cache = determine_app_native_lib_dir();
}
return app_native_lib_dir_cache;
}
int gd_mono_convert_dl_flags(int flags) {
// from mono's runtime-bootstrap.c
int lflags = flags & MONO_DL_LOCAL ? 0 : RTLD_GLOBAL;
if (flags & MONO_DL_LAZY) {
lflags |= RTLD_LAZY;
} else {
lflags |= RTLD_NOW;
}
return lflags;
}
#ifndef GD_MONO_SO_NAME
#define GD_MONO_SO_NAME "libmonosgen-2.0.so"
#endif
const char *mono_so_name = GD_MONO_SO_NAME;
const char *godot_so_name = "libgodot_android.so";
void *mono_dl_handle = nullptr;
void *godot_dl_handle = nullptr;
void *try_dlopen(const String &p_so_path, int p_flags) {
if (!FileAccess::exists(p_so_path)) {
if (OS::get_singleton()->is_stdout_verbose()) {
OS::get_singleton()->print("Cannot find shared library: '%s'\n", p_so_path.utf8().get_data());
}
return nullptr;
}
int lflags = gd_mono_convert_dl_flags(p_flags);
void *handle = dlopen(p_so_path.utf8().get_data(), lflags);
if (!handle) {
if (OS::get_singleton()->is_stdout_verbose()) {
OS::get_singleton()->print("Failed to open shared library: '%s'. Error: '%s'\n", p_so_path.utf8().get_data(), dlerror());
}
return nullptr;
}
if (OS::get_singleton()->is_stdout_verbose()) {
OS::get_singleton()->print("Successfully loaded shared library: '%s'\n", p_so_path.utf8().get_data());
}
return handle;
}
void *gd_mono_android_dlopen(const char *p_name, int p_flags, char **r_err, void *p_user_data) {
if (p_name == nullptr) {
// __Internal
if (!mono_dl_handle) {
String app_native_lib_dir = get_app_native_lib_dir();
String so_path = path::join(app_native_lib_dir, mono_so_name);
mono_dl_handle = try_dlopen(so_path, p_flags);
}
return mono_dl_handle;
}
String name = String::utf8(p_name);
if (name.ends_with(".dll.so") || name.ends_with(".exe.so")) {
String app_native_lib_dir = get_app_native_lib_dir();
String orig_so_name = name.get_file();
String so_name = "lib-aot-" + orig_so_name;
String so_path = path::join(app_native_lib_dir, so_name);
return try_dlopen(so_path, p_flags);
}
return nullptr;
}
void *gd_mono_android_dlsym(void *p_handle, const char *p_name, char **r_err, void *p_user_data) {
void *sym_addr = dlsym(p_handle, p_name);
if (sym_addr) {
return sym_addr;
}
if (p_handle == mono_dl_handle && godot_dl_handle) {
// Looking up for '__Internal' P/Invoke. We want to search in both the Mono and Godot shared libraries.
// This is needed to resolve the monodroid P/Invoke functions that are defined at the bottom of the file.
sym_addr = dlsym(godot_dl_handle, p_name);
if (sym_addr) {
return sym_addr;
}
}
if (r_err) {
*r_err = str_format_new("%s\n", dlerror());
}
return nullptr;
}
void *gd_mono_android_dlclose(void *p_handle, void *p_user_data) {
dlclose(p_handle);
// Not sure if this ever happens. Does Mono close the handle for the main module?
if (p_handle == mono_dl_handle) {
mono_dl_handle = nullptr;
}
return nullptr;
}
int32_t build_version_sdk_int = 0;
int32_t get_build_version_sdk_int() {
// The JNI code is the equivalent of:
//
// android.os.Build.VERSION.SDK_INT
if (build_version_sdk_int == 0) {
JNIEnv *env = get_jni_env();
jclass versionClass = env->FindClass("android/os/Build$VERSION");
ERR_FAIL_NULL_V(versionClass, 0);
jfieldID sdkIntField = env->GetStaticFieldID(versionClass, "SDK_INT", "I");
ERR_FAIL_NULL_V(sdkIntField, 0);
build_version_sdk_int = (int32_t)env->GetStaticIntField(versionClass, sdkIntField);
}
return build_version_sdk_int;
}
jobject certStore = nullptr; // KeyStore
MonoBoolean _gd_mono_init_cert_store() {
// The JNI code is the equivalent of:
//
// try {
// certStoreLocal = KeyStore.getInstance("AndroidCAStore");
// certStoreLocal.load(null);
// certStore = certStoreLocal;
// return true;
// } catch (Exception e) {
// return false;
// }
JNIEnv *env = get_jni_env();
ScopedLocalRef<jclass> keyStoreClass(env, env->FindClass("java/security/KeyStore"));
jmethodID getInstance = env->GetStaticMethodID(keyStoreClass, "getInstance", "(Ljava/lang/String;)Ljava/security/KeyStore;");
jmethodID load = env->GetMethodID(keyStoreClass, "load", "(Ljava/security/KeyStore$LoadStoreParameter;)V");
ScopedLocalRef<jstring> androidCAStoreString(env, env->NewStringUTF("AndroidCAStore"));
ScopedLocalRef<jobject> certStoreLocal(env, env->CallStaticObjectMethod(keyStoreClass, getInstance, androidCAStoreString.get()));
if (jni_exception_check(env)) {
return 0;
}
env->CallVoidMethod(certStoreLocal, load, nullptr);
if (jni_exception_check(env)) {
return 0;
}
certStore = env->NewGlobalRef(certStoreLocal);
return 1;
}
MonoArray *_gd_mono_android_cert_store_lookup(MonoString *p_alias) {
// The JNI code is the equivalent of:
//
// Certificate certificate = certStore.getCertificate(alias);
// if (certificate == null) {
// return null;
// }
// return certificate.getEncoded();
MonoError mono_error;
char *alias_utf8 = mono_string_to_utf8_checked(p_alias, &mono_error);
if (!mono_error_ok(&mono_error)) {
ERR_PRINT(String() + "Failed to convert MonoString* to UTF-8: '" + mono_error_get_message(&mono_error) + "'.");
mono_error_cleanup(&mono_error);
return nullptr;
}
JNIEnv *env = get_jni_env();
ScopedLocalRef<jstring> js_alias(env, env->NewStringUTF(alias_utf8));
mono_free(alias_utf8);
ScopedLocalRef<jclass> keyStoreClass(env, env->FindClass("java/security/KeyStore"));
ERR_FAIL_NULL_V(keyStoreClass, nullptr);
ScopedLocalRef<jclass> certificateClass(env, env->FindClass("java/security/cert/Certificate"));
ERR_FAIL_NULL_V(certificateClass, nullptr);
jmethodID getCertificate = env->GetMethodID(keyStoreClass, "getCertificate", "(Ljava/lang/String;)Ljava/security/cert/Certificate;");
ERR_FAIL_NULL_V(getCertificate, nullptr);
jmethodID getEncoded = env->GetMethodID(certificateClass, "getEncoded", "()[B");
ERR_FAIL_NULL_V(getEncoded, nullptr);
ScopedLocalRef<jobject> certificate(env, env->CallObjectMethod(certStore, getCertificate, js_alias.get()));
if (!certificate) {
return nullptr;
}
ScopedLocalRef<jbyteArray> encoded(env, (jbyteArray)env->CallObjectMethod(certificate, getEncoded));
jsize encodedLength = env->GetArrayLength(encoded);
MonoArray *encoded_ret = mono_array_new(mono_domain_get(), mono_get_byte_class(), encodedLength);
uint8_t *dest = (uint8_t *)mono_array_addr(encoded_ret, uint8_t, 0);
env->GetByteArrayRegion(encoded, 0, encodedLength, reinterpret_cast<jbyte *>(dest));
return encoded_ret;
}
void register_internal_calls() {
GDMonoUtils::add_internal_call("Android.Runtime.AndroidEnvironment::_gd_mono_init_cert_store", _gd_mono_init_cert_store);
GDMonoUtils::add_internal_call("Android.Runtime.AndroidEnvironment::_gd_mono_android_cert_store_lookup", _gd_mono_android_cert_store_lookup);
}
void initialize() {
// We need to set this environment variable to make the monodroid BCL use btls instead of legacy as the default provider
OS::get_singleton()->set_environment("XA_TLS_PROVIDER", "btls");
mono_dl_fallback_register(gd_mono_android_dlopen, gd_mono_android_dlsym, gd_mono_android_dlclose, nullptr);
String app_native_lib_dir = get_app_native_lib_dir();
String so_path = path::join(app_native_lib_dir, godot_so_name);
godot_dl_handle = try_dlopen(so_path, gd_mono_convert_dl_flags(MONO_DL_LAZY));
}
void cleanup() {
// This is called after shutting down the Mono runtime
if (mono_dl_handle) {
gd_mono_android_dlclose(mono_dl_handle, nullptr);
}
if (godot_dl_handle) {
gd_mono_android_dlclose(godot_dl_handle, nullptr);
}
JNIEnv *env = get_jni_env();
if (certStore) {
env->DeleteGlobalRef(certStore);
certStore = nullptr;
}
}
} // namespace support
} // namespace android
} // namespace gdmono
using namespace gdmono::android::support;
// The following are P/Invoke functions required by the monodroid profile of the BCL.
// These are P/Invoke functions and not internal calls, hence why they use
// 'mono_bool' and 'const char*' instead of 'MonoBoolean' and 'MonoString*'.
#define GD_PINVOKE_EXPORT extern "C" __attribute__((visibility("default")))
GD_PINVOKE_EXPORT int32_t _monodroid_get_android_api_level() {
return get_build_version_sdk_int();
}
GD_PINVOKE_EXPORT void monodroid_free(void *ptr) {
free(ptr);
}
GD_PINVOKE_EXPORT int32_t monodroid_get_system_property(const char *p_name, char **r_value) {
char prop_value_str[PROP_VALUE_MAX + 1] = { 0 };
int len = __system_property_get(p_name, prop_value_str);
if (r_value) {
if (len >= 0) {
*r_value = (char *)malloc(len + 1);
ERR_FAIL_NULL_V_MSG(*r_value, -1, "Out of memory.");
memcpy(*r_value, prop_value_str, len);
(*r_value)[len] = '\0';
} else {
*r_value = nullptr;
}
}
return len;
}
GD_PINVOKE_EXPORT mono_bool _monodroid_get_network_interface_up_state(const char *p_ifname, mono_bool *r_is_up) {
// The JNI code is the equivalent of:
//
// NetworkInterface.getByName(p_ifname).isUp()
if (!r_is_up || !p_ifname || strlen(p_ifname) == 0) {
return 0;
}
*r_is_up = 0;
JNIEnv *env = get_jni_env();
jclass networkInterfaceClass = env->FindClass("java/net/NetworkInterface");
ERR_FAIL_NULL_V(networkInterfaceClass, 0);
jmethodID getByName = env->GetStaticMethodID(networkInterfaceClass, "getByName", "(Ljava/lang/String;)Ljava/net/NetworkInterface;");
ERR_FAIL_NULL_V(getByName, 0);
jmethodID isUp = env->GetMethodID(networkInterfaceClass, "isUp", "()Z");
ERR_FAIL_NULL_V(isUp, 0);
ScopedLocalRef<jstring> js_ifname(env, env->NewStringUTF(p_ifname));
ScopedLocalRef<jobject> networkInterface(env, env->CallStaticObjectMethod(networkInterfaceClass, getByName, js_ifname.get()));
if (!networkInterface) {
return 0;
}
*r_is_up = (mono_bool)env->CallBooleanMethod(networkInterface, isUp);
return 1;
}
GD_PINVOKE_EXPORT mono_bool _monodroid_get_network_interface_supports_multicast(const char *p_ifname, mono_bool *r_supports_multicast) {
// The JNI code is the equivalent of:
//
// NetworkInterface.getByName(p_ifname).supportsMulticast()
if (!r_supports_multicast || !p_ifname || strlen(p_ifname) == 0) {
return 0;
}
*r_supports_multicast = 0;
JNIEnv *env = get_jni_env();
jclass networkInterfaceClass = env->FindClass("java/net/NetworkInterface");
ERR_FAIL_NULL_V(networkInterfaceClass, 0);
jmethodID getByName = env->GetStaticMethodID(networkInterfaceClass, "getByName", "(Ljava/lang/String;)Ljava/net/NetworkInterface;");
ERR_FAIL_NULL_V(getByName, 0);
jmethodID supportsMulticast = env->GetMethodID(networkInterfaceClass, "supportsMulticast", "()Z");
ERR_FAIL_NULL_V(supportsMulticast, 0);
ScopedLocalRef<jstring> js_ifname(env, env->NewStringUTF(p_ifname));
ScopedLocalRef<jobject> networkInterface(env, env->CallStaticObjectMethod(networkInterfaceClass, getByName, js_ifname.get()));
if (!networkInterface) {
return 0;
}
*r_supports_multicast = (mono_bool)env->CallBooleanMethod(networkInterface, supportsMulticast);
return 1;
}
static const int dns_servers_len = 8;
static void interop_get_active_network_dns_servers(char **r_dns_servers, int *dns_servers_count) {
// The JNI code is the equivalent of:
//
// ConnectivityManager connectivityManager = (ConnectivityManager)getApplicationContext()
// .getSystemService(Context.CONNECTIVITY_SERVICE);
// Network activeNerwork = connectivityManager.getActiveNetwork();
// LinkProperties linkProperties = connectivityManager.getLinkProperties(activeNerwork);
// List<String> dnsServers = linkProperties.getDnsServers().stream()
// .map(inetAddress -> inetAddress.getHostAddress()).collect(Collectors.toList());
#ifdef DEBUG_ENABLED
CRASH_COND(get_build_version_sdk_int() < 23);
#endif
JNIEnv *env = get_jni_env();
GodotJavaWrapper *godot_java = ((OS_Android *)OS::get_singleton())->get_godot_java();
jobject activity = godot_java->get_activity();
ScopedLocalRef<jclass> activityClass(env, env->GetObjectClass(activity));
ERR_FAIL_NULL(activityClass);
jmethodID getApplicationContext = env->GetMethodID(activityClass, "getApplicationContext", "()Landroid/content/Context;");
ScopedLocalRef<jobject> applicationContext(env, env->CallObjectMethod(activity, getApplicationContext));
ScopedLocalRef<jclass> contextClass(env, env->FindClass("android/content/Context"));
ERR_FAIL_NULL(contextClass);
jfieldID connectivityServiceField = env->GetStaticFieldID(contextClass, "CONNECTIVITY_SERVICE", "Ljava/lang/String;");
ScopedLocalRef<jstring> connectivityServiceString(env, (jstring)env->GetStaticObjectField(contextClass, connectivityServiceField));
jmethodID getSystemService = env->GetMethodID(contextClass, "getSystemService", "(Ljava/lang/String;)Ljava/lang/Object;");
ScopedLocalRef<jobject> connectivityManager(env, env->CallObjectMethod(applicationContext, getSystemService, connectivityServiceString.get()));
if (!connectivityManager) {
return;
}
ScopedLocalRef<jclass> connectivityManagerClass(env, env->FindClass("android/net/ConnectivityManager"));
ERR_FAIL_NULL(connectivityManagerClass);
jmethodID getActiveNetwork = env->GetMethodID(connectivityManagerClass, "getActiveNetwork", "()Landroid/net/Network;");
ERR_FAIL_NULL(getActiveNetwork);
ScopedLocalRef<jobject> activeNetwork(env, env->CallObjectMethod(connectivityManager, getActiveNetwork));
if (!activeNetwork) {
return;
}
jmethodID getLinkProperties = env->GetMethodID(connectivityManagerClass,
"getLinkProperties", "(Landroid/net/Network;)Landroid/net/LinkProperties;");
ERR_FAIL_NULL(getLinkProperties);
ScopedLocalRef<jobject> linkProperties(env, env->CallObjectMethod(connectivityManager, getLinkProperties, activeNetwork.get()));
if (!linkProperties) {
return;
}
ScopedLocalRef<jclass> linkPropertiesClass(env, env->FindClass("android/net/LinkProperties"));
ERR_FAIL_NULL(linkPropertiesClass);
jmethodID getDnsServers = env->GetMethodID(linkPropertiesClass, "getDnsServers", "()Ljava/util/List;");
ERR_FAIL_NULL(getDnsServers);
ScopedLocalRef<jobject> dnsServers(env, env->CallObjectMethod(linkProperties, getDnsServers));
if (!dnsServers) {
return;
}
ScopedLocalRef<jclass> listClass(env, env->FindClass("java/util/List"));
ERR_FAIL_NULL(listClass);
jmethodID listSize = env->GetMethodID(listClass, "size", "()I");
ERR_FAIL_NULL(listSize);
int dnsServersCount = env->CallIntMethod(dnsServers, listSize);
if (dnsServersCount > dns_servers_len) {
dnsServersCount = dns_servers_len;
}
if (dnsServersCount <= 0) {
return;
}
jmethodID listGet = env->GetMethodID(listClass, "get", "(I)Ljava/lang/Object;");
ERR_FAIL_NULL(listGet);
ScopedLocalRef<jclass> inetAddressClass(env, env->FindClass("java/net/InetAddress"));
ERR_FAIL_NULL(inetAddressClass);
jmethodID getHostAddress = env->GetMethodID(inetAddressClass, "getHostAddress", "()Ljava/lang/String;");
ERR_FAIL_NULL(getHostAddress);
for (int i = 0; i < dnsServersCount; i++) {
ScopedLocalRef<jobject> dnsServer(env, env->CallObjectMethod(dnsServers, listGet, (jint)i));
if (!dnsServer) {
continue;
}
ScopedLocalRef<jstring> hostAddress(env, (jstring)env->CallObjectMethod(dnsServer, getHostAddress));
const char *host_address = env->GetStringUTFChars(hostAddress, 0);
r_dns_servers[i] = strdup(host_address); // freed by the BCL
(*dns_servers_count)++;
env->ReleaseStringUTFChars(hostAddress, host_address);
}
// jesus...
}
GD_PINVOKE_EXPORT int32_t _monodroid_get_dns_servers(void **r_dns_servers_array) {
if (!r_dns_servers_array) {
return -1;
}
*r_dns_servers_array = nullptr;
char *dns_servers[dns_servers_len];
int dns_servers_count = 0;
if (_monodroid_get_android_api_level() < 26) {
// The 'net.dns*' system properties are no longer available in Android 8.0 (API level 26) and greater:
// https://developer.android.com/about/versions/oreo/android-8.0-changes.html#o-pri
char prop_name[] = "net.dns*";
for (int i = 0; i < dns_servers_len; i++) {
prop_name[7] = (char)(i + 0x31);
char *prop_value;
int32_t len = monodroid_get_system_property(prop_name, &prop_value);
if (len > 0) {
dns_servers[dns_servers_count] = strndup(prop_value, (size_t)len); // freed by the BCL
dns_servers_count++;
free(prop_value);
}
}
} else {
// Alternative for Oreo and greater
interop_get_active_network_dns_servers(dns_servers, &dns_servers_count);
}
if (dns_servers_count > 0) {
size_t ret_size = sizeof(char *) * (size_t)dns_servers_count;
*r_dns_servers_array = malloc(ret_size); // freed by the BCL
ERR_FAIL_NULL_V_MSG(*r_dns_servers_array, -1, "Out of memory.");
memcpy(*r_dns_servers_array, dns_servers, ret_size);
}
return dns_servers_count;
}
GD_PINVOKE_EXPORT const char *_monodroid_timezone_get_default_id() {
// The JNI code is the equivalent of:
//
// TimeZone.getDefault().getID()
JNIEnv *env = get_jni_env();
ScopedLocalRef<jclass> timeZoneClass(env, env->FindClass("java/util/TimeZone"));
ERR_FAIL_NULL_V(timeZoneClass, nullptr);
jmethodID getDefault = env->GetStaticMethodID(timeZoneClass, "getDefault", "()Ljava/util/TimeZone;");
ERR_FAIL_NULL_V(getDefault, nullptr);
jmethodID getID = env->GetMethodID(timeZoneClass, "getID", "()Ljava/lang/String;");
ERR_FAIL_NULL_V(getID, nullptr);
ScopedLocalRef<jobject> defaultTimeZone(env, env->CallStaticObjectMethod(timeZoneClass, getDefault));
if (!defaultTimeZone) {
return nullptr;
}
ScopedLocalRef<jstring> defaultTimeZoneID(env, (jstring)env->CallObjectMethod(defaultTimeZone, getID));
if (!defaultTimeZoneID) {
return nullptr;
}
const char *default_time_zone_id = env->GetStringUTFChars(defaultTimeZoneID, 0);
char *result = strdup(default_time_zone_id); // freed by the BCL
env->ReleaseStringUTFChars(defaultTimeZoneID, default_time_zone_id);
return result;
}
GD_PINVOKE_EXPORT int32_t _monodroid_getifaddrs(struct ifaddrs **p_ifap) {
return getifaddrs(p_ifap);
}
GD_PINVOKE_EXPORT void _monodroid_freeifaddrs(struct ifaddrs *p_ifap) {
freeifaddrs(p_ifap);
}
#endif

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modules/mono/mono_gd/support/android_support.h
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@ -1,54 +0,0 @@
/**************************************************************************/
/* android_support.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#ifndef ANDROID_SUPPORT_H
#define ANDROID_SUPPORT_H
#if defined(ANDROID_ENABLED)
#include "core/string/ustring.h"
namespace gdmono {
namespace android {
namespace support {
String get_app_native_lib_dir();
void initialize();
void cleanup();
void register_internal_calls();
} // namespace support
} // namespace android
} // namespace gdmono
#endif // ANDROID_ENABLED
#endif // ANDROID_SUPPORT_H