#include <cstring>
#include <cstdio>
#include <android/log.h>
#include <jni.h>
#include "main.h"
#include "util/util.h"
#include <unistd.h>
#include <unwind.h>
#include <dlfcn.h>
#include <execinfo.h>
#include <link.h>
#include <sstream>
#include <iostream>
#include <iomanip>
#include "util/armhook.h"
#include "util/armhooks.h"

void* libapp_base = NULL;

static int find_lib_callback(struct dl_phdr_info* info, size_t size, void* data) {
    if (strstr(info->dlpi_name, "libapp.so")) {
        libapp_base = (void*)info->dlpi_addr;
        LOGD("Found libapp.so at base: 0x%08X", (uintptr_t)libapp_base);
        return 1; // Останавливаем перебор
    }
    return 0;
}

bool get_libapp_base() {
    dl_iterate_phdr(find_lib_callback, NULL);
    if (!libapp_base) {
        Log("libapp.so not found in memory!");
        return false;
    }
    return true;
}
int (*sub_4087CC)() = nullptr;
int HOOK_sub_4087CC() {
    Log("Its hooked sub_4087CC()!");
    return sub_4087CC();
}

uintptr_t get_library_base(const char* lib_name) {
    FILE* maps = fopen("/proc/self/maps", "r");
    if (!maps) return 0;

    char line[512];
    uintptr_t base = 0;

    while (fgets(line, sizeof(line), maps)) {
        if (strstr(line, lib_name)) {
            base = (uintptr_t)strtoul(strtok(line, "-"), NULL, 16);
            break;
        }
    }

    fclose(maps);
    return base;
}

bool is_address_executable(void* addr) {
    uintptr_t page = (uintptr_t)addr & ~(getpagesize() - 1);
    return msync((void*)page, getpagesize(), MS_ASYNC) == 0;
}

bool is_memory_writable(void* addr, size_t size) {
    uintptr_t page_start = (uintptr_t)addr & ~(getpagesize() - 1);
    return mprotect((void*)page_start, size, PROT_READ | PROT_WRITE | PROT_EXEC) == 0;
}

JNIEXPORT jint JNICALL JNI_OnLoad(JavaVM* vm, void* reserved) {

    get_libapp_base();


    return JNI_VERSION_1_6;
}

extern "C"
JNIEXPORT void JNICALL
Java_nfs_mod_mpcore_MultiplayerCore_bumpBackTraceToLogcat(JNIEnv *env, jobject thiz) {
   //backtraceToLogcat();
}