storage-backups/PlayIntegrityFix
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Add required spoofing for Play Store

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New checks for Google :(
This commit is contained in:
chiteroman 2025-02-20 21:50:24 +01:00
parent 1914e01d82
commit 4a6598bda7
1 changed files with 98 additions and 13 deletions
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111
app/src/main/cpp/main.cpp
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@ -20,6 +20,9 @@
#define CUSTOM_JSON_FORK "/data/adb/modules/playintegrityfix/custom.pif.json"
#define CUSTOM_JSON "/data/adb/pif.json"
#define VENDING_PACKAGE "com.android.vending"
#define DROIDGUARD_PACKAGE "com.google.android.gms.unstable"
static ssize_t xread(int fd, void *buffer, size_t count) {
ssize_t total = 0;
char *buf = static_cast<char *>(buffer);
@ -129,7 +132,10 @@ public:
return;
}
bool isGms = std::string_view(dir).ends_with("/com.google.android.gms");
std::string_view vDir(dir);
bool isGms =
vDir.ends_with("/com.google.android.gms") || vDir.ends_with("/com.android.vending");
env->ReleaseStringUTFChars(args->app_data_dir, dir);
@ -147,15 +153,24 @@ public:
return;
}
bool isGmsUnstable = std::string_view(name) == "com.google.android.gms.unstable";
std::string_view vName(name);
isGmsUnstable = vName == DROIDGUARD_PACKAGE;
isVending = vName == VENDING_PACKAGE;
env->ReleaseStringUTFChars(args->nice_name, name);
if (!isGmsUnstable) {
if (!isGmsUnstable && !isVending) {
api->setOption(zygisk::DLCLOSE_MODULE_LIBRARY);
return;
}
if (isGmsUnstable)
LOGD("We are in GMS unstable process!");
if (isVending)
LOGD("We are in Play Store process!");
int fd = api->connectCompanion();
size_t dexSize = 0, jsonSize = 0;
@ -202,25 +217,31 @@ public:
}
void postAppSpecialize(const zygisk::AppSpecializeArgs *args) override {
if (dexVector.empty() || json.empty()) return;
if (dexVector.empty()) return;
UpdateBuildFields();
if (isGmsUnstable) {
UpdateBuildFields();
if (spoofProvider || spoofSignature) {
injectDex();
} else {
LOGD("Dex file won't be injected due spoofProvider and spoofSignature are false");
}
if (spoofProvider || spoofSignature) {
injectDex();
} else {
LOGD("Dex file won't be injected due spoofProvider and spoofSignature are false");
}
if (spoofProps) {
if (!doHook()) {
if (spoofProps) {
if (!doHook()) {
dlclose();
}
} else {
dlclose();
}
} else {
} else if (isVending) {
doSpoofVending();
dlclose();
}
json.clear();
dexVector.clear();
dexVector.shrink_to_fit();
}
@ -232,20 +253,84 @@ public:
private:
zygisk::Api *api = nullptr;
JNIEnv *env = nullptr;
bool isGmsUnstable = false;
bool isVending = false;
std::vector<char> dexVector;
nlohmann::json json;
bool spoofProps = true;
bool spoofProvider = true;
bool spoofSignature = false;
int spoofVendingSdk = 1;
void dlclose() {
LOGD("dlclose zygisk lib");
api->setOption(zygisk::DLCLOSE_MODULE_LIBRARY);
}
void doSpoofVending() {
if (spoofVendingSdk < 1) return;
int requestSdk = (spoofVendingSdk == 1) ? 32 : spoofVendingSdk;
int targetSdk;
int oldValue;
jclass buildVersionClass = nullptr;
jfieldID sdkIntFieldID = nullptr;
buildVersionClass = env->FindClass("android/os/Build$VERSION");
if (buildVersionClass == nullptr) {
LOGE("Build.VERSION class not found");
env->ExceptionClear();
return;
}
sdkIntFieldID = env->GetStaticFieldID(buildVersionClass, "SDK_INT", "I");
if (sdkIntFieldID == nullptr) {
LOGE("SDK_INT field not found");
env->ExceptionClear();
env->DeleteLocalRef(buildVersionClass);
return;
}
oldValue = env->GetStaticIntField(buildVersionClass, sdkIntFieldID);
targetSdk = std::min(oldValue, requestSdk);
if (oldValue == targetSdk) {
env->DeleteLocalRef(buildVersionClass);
return;
}
env->SetStaticIntField(buildVersionClass, sdkIntFieldID, targetSdk);
if (env->ExceptionCheck()) {
env->ExceptionDescribe();
env->ExceptionClear();
LOGE("SDK_INT field not accessible (JNI Exception)");
} else {
LOGE("[SDK_INT]: %d -> %d", oldValue, targetSdk);
}
env->DeleteLocalRef(buildVersionClass);
}
void parseJSON() {
if (json.empty()) return;
if (json.contains("spoofVendingSdk")) {
if (json["spoofVendingSdk"].is_string()) {
spoofVendingSdk = std::stoi(json["spoofVendingSdk"].get<std::string>());
} else if (json["spoofVendingSdk"].is_number_integer()) {
spoofVendingSdk = json["spoofVendingSdk"].get<int>();
} else {
LOGE("Error parsing spoofVendingSdk!");
}
json.erase("spoofVendingSdk");
}
if (isVending) {
json.clear();
return;
}
if (json.contains("DEVICE_INITIAL_SDK_INT")) {
if (json["DEVICE_INITIAL_SDK_INT"].is_string()) {
DEVICE_INITIAL_SDK_INT = json["DEVICE_INITIAL_SDK_INT"].get<std::string>();