popup_arr.cpp

#include <Windows.h>
#include "peb_lookup.h"

int main()
{
    LPVOID base = get_module_by_name((const LPWSTR)L"kernel32.dll");
    if (!base) {
        return 1;
    }

    LPVOID load_lib = get_func_by_name((HMODULE)base, (LPSTR)"LoadLibraryA");
    if (!load_lib) {
        return 2;
    }
    LPVOID get_proc = get_func_by_name((HMODULE)base, (LPSTR)"GetProcAddress");
    if (!get_proc) {
        return 3;
    }
    auto _LoadLibraryA = reinterpret_cast<decltype(&LoadLibraryA)>(load_lib);
    auto _GetProcAddress = reinterpret_cast<decltype(&GetProcAddress)>(get_proc);

    LPVOID u32_dll = _LoadLibraryA("user32.dll");

    auto _MessageBoxW = reinterpret_cast<decltype(&MessageBoxW)>(_GetProcAddress((HMODULE)u32_dll, "MessageBoxW"));
    if (!_MessageBoxW) return 4;
    
    wchar_t* temp[] = { L"123", L"xxx", L"bbb" };
    for (size_t i = 0; i < _countof(temp); i++) {
        _MessageBoxW(0, temp[i], L"Demo", MB_OK);
    }
    return 0;
}