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Code Issues Packages Projects Releases 1 Wiki Activity

Fix new Google update to their servers, MEETS_DEVICE_INTEGRITY green again

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This commit is contained in:
chiteroman
2023-11-08 20:22:20 +01:00
parent c306d89aec
commit 0c03f4e93f
73 changed files with 16470 additions and 82 deletions
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76
app/src/main/cpp/main.cpp
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@@ -5,27 +5,36 @@
#include <sys/system_properties.h>
#include "zygisk.hpp"
#if defined(__arm__)
#include "shadowhook.h"
#elif defined(__aarch64__)
#include "shadowhook.h"
#elif defined(__i386__)
#include "dobby.h"
#define LOGD(...) __android_log_print(ANDROID_LOG_DEBUG, "PIF", __VA_ARGS__)
#elif defined(__x86_64__)
#include "dobby.h"
#endif
#define LOGD(...) __android_log_print(ANDROID_LOG_DEBUG, "PIF/Native", __VA_ARGS__)
void (*o_callback)(void *, const char *, const char *, uint32_t);
static void modify_callback(void *cookie, const char *name, const char *value, uint32_t serial) {
if (name != nullptr) {
if (strcmp(name, "ro.product.first_api_level") == 0) value = "25";
else if (strcmp(name, "ro.boot.flash.locked") == 0 || strcmp(name, "ro.secure") == 0)
value = "1";
else if (strcmp(name, "ro.boot.vbmeta.device_state") == 0) value = "locked";
else if (strcmp(name, "ro.boot.verifiedbootstate") == 0) value = "green";
else if (strcmp(name, "ro.debuggable") == 0) value = "0";
else if (strcmp(name, "sys.usb.state") == 0) value = "none";
if (strcmp(name, "ro.product.first_api_level") == 0) value = "24";
if (strncmp(name, "cache", 5) != 0) LOGD("[%s] -> %s", name, value);
}
if (strncmp(name, "cache", 5) != 0) LOGD("[%s] -> %s | (%p) (%d)", name, value, cookie, serial);
o_callback(cookie, name, value, serial);
return o_callback(cookie, name, value, serial);
}
static void (*o_system_property_read_callback)(const prop_info *,
@@ -43,21 +52,37 @@ static void my_system_property_read_callback(const prop_info *pi,
static void doHook() {
LOGD("Starting to hook...");
auto handle = DobbySymbolResolver(nullptr, "__system_property_read_callback");
void *handle;
#if defined(__arm__)
shadowhook_init(SHADOWHOOK_MODE_UNIQUE, true);
handle = shadowhook_hook_sym_name("libc.so", "__system_property_read_callback",
(void *) my_system_property_read_callback,
(void **) &o_system_property_read_callback);
#elif defined(__aarch64__)
shadowhook_init(SHADOWHOOK_MODE_UNIQUE, true);
handle = shadowhook_hook_sym_name("libc.so", "__system_property_read_callback",
(void *) my_system_property_read_callback,
(void **) &o_system_property_read_callback);
#elif defined(__i386__)
handle = DobbySymbolResolver(nullptr, "__system_property_read_callback");
#elif defined(__x86_64__)
handle = DobbySymbolResolver(nullptr, "__system_property_read_callback");
#endif
if (handle == nullptr) {
LOGD("Couldn't find __system_property_read_callback handle, report to @chiteroman");
return;
}
auto res = DobbyHook(
handle,
(void *) my_system_property_read_callback,
(void **) &o_system_property_read_callback
);
if (res == 0) {
LOGD("Hooked __system_property_read_callback handle at %p", handle);
LOGD("Couldn't get __system_property_read_callback handle.");
} else {
LOGD("Couldn't hook __system_property_read_callback, report to @chiteroman");
LOGD("Got __system_property_read_callback handle and hooked it at %p", handle);
}
#if defined(__i386__)
DobbyHook(handle, (void *) my_system_property_read_callback,
(void **) &o_system_property_read_callback);
#elif defined(__x86_64__)
DobbyHook(handle, (void *) my_system_property_read_callback,
(void **) &o_system_property_read_callback);
#endif
}
class PlayIntegrityFix : public zygisk::ModuleBase {
@@ -103,12 +128,11 @@ public:
close(fd);
moduleDex[moduleDexSize] = 0;
doHook();
}
void postAppSpecialize(const zygisk::AppSpecializeArgs *args) override {
if (moduleDex == nullptr || moduleDexSize == 0) return;
doHook();
injectDex();
}