多模块注入

This commit is contained in:
jiqiu2021
2024-10-13 15:33:53 +08:00
parent 5408de21e5
commit fd5799cc95
3 changed files with 28 additions and 13 deletions

View File

@@ -5,6 +5,6 @@
#ifndef ZYGISK_IL2CPPDUMPER_GAME_H
#define ZYGISK_IL2CPPDUMPER_GAME_H
#define AimPackageName "com.example.testdlopen"
#define AimPackageName "com.sankuai.meituan"
#endif //ZYGISK_IL2CPPDUMPER_GAME_H

View File

@@ -18,28 +18,33 @@
#include <sys/stat.h>
//#include <asm-generic/fcntl.h>
#include <fcntl.h>
void hack_start(const char *game_data_dir,JavaVM *vm) {
void load_so(const char *game_data_dir, JavaVM *vm, const char *soname) {
bool load = false;
LOGI("hack_start %s", game_data_dir);
// 构建新文件路径
char new_so_path[256];
snprintf(new_so_path, sizeof(new_so_path), "%s/files/%s.so", game_data_dir, "test");
// 复制 /sdcard/test.so 到 game_data_dir 并重命名
const char *src_path = "/data/local/tmp/test.so";
// 构建新文件路径,使用传入的 soname 参数
char new_so_path[256];
snprintf(new_so_path, sizeof(new_so_path), "%s/files/%s.so", game_data_dir, soname);
// 构建源文件路径
char src_path[256];
snprintf(src_path, sizeof(src_path), "/data/local/tmp/%s.so", soname);
// 打开源文件
int src_fd = open(src_path, O_RDONLY);
if (src_fd < 0) {
LOGE("Failed to open %s: %s (errno: %d)", src_path, strerror(errno), errno);
return;
}
// 打开目标文件
int dest_fd = open(new_so_path, O_WRONLY | O_CREAT | O_TRUNC, 0644);
if (dest_fd < 0) {
LOGE("Failed to open %s", new_so_path);
close(src_fd);
return;
}
// 复制文件内容
char buffer[4096];
ssize_t bytes;
@@ -52,18 +57,21 @@ void hack_start(const char *game_data_dir,JavaVM *vm) {
}
}
// 关闭文件描述符
close(src_fd);
close(dest_fd);
// 修改文件权限
if (chmod(new_so_path, 0755) != 0) {
LOGE("Failed to change permissions on %s: %s (errno: %d)", new_so_path, strerror(errno), errno);
return;
} else {
LOGI("Successfully changed permissions to 755 on %s", new_so_path);
}
void * handle;
// 使用 xdl_open 打开新复制的 so 文件
// 加载 .so 文件
void *handle;
for (int i = 0; i < 10; i++) {
// void *handle = xdl_open(new_so_path, 0);
handle = dlopen(new_so_path, RTLD_NOW | RTLD_LOCAL);
if (handle) {
LOGI("Successfully loaded %s", new_so_path);
@@ -74,9 +82,13 @@ void hack_start(const char *game_data_dir,JavaVM *vm) {
sleep(1);
}
}
// 如果加载失败
if (!load) {
LOGI("test.so not found in thread %d", gettid());
LOGI("%s.so not found in thread %d", soname, gettid());
}
// 查找 JNI_OnLoad 并调用
void (*JNI_OnLoad)(JavaVM *, void *);
*(void **) (&JNI_OnLoad) = dlsym(handle, "JNI_OnLoad");
if (JNI_OnLoad) {
@@ -85,6 +97,9 @@ void hack_start(const char *game_data_dir,JavaVM *vm) {
} else {
LOGE("JNI_OnLoad symbol not found in %s", new_so_path);
}
}
void hack_start(const char *game_data_dir,JavaVM *vm) {
load_so(game_data_dir,vm,"test");
}

View File

@@ -7,7 +7,7 @@
#include <android/log.h>
#define LOG_TAG "Perfare"
#define LOG_TAG "myinjector"
#define LOGD(...) __android_log_print(ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__)
#define LOGW(...) __android_log_print(ANDROID_LOG_WARN, LOG_TAG, __VA_ARGS__)
#define LOGE(...) __android_log_print(ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__)