[GTA SA UWP] Radio For All Vehicles Plugin

gtasauwp.radioforallvehicles.cpp

#include "stdafx.h"

static inline DWORD WINAPI ThreadProc(LPVOID ptr)
{
    HANDLE hTimer = NULL;
    LARGE_INTEGER liDueTime;
    liDueTime.QuadPart = -30 * 10000000LL;
    hTimer = CreateWaitableTimer(NULL, TRUE, NULL);
    SetWaitableTimer(hTimer, &liDueTime, 0, NULL, NULL, 0);

    while (GetModuleHandle(L"GTASASCWin8Component") == NULL)
    {
        Sleep(0);

        if (WaitForSingleObject(hTimer, 0) == WAIT_OBJECT_0)
        {
            CloseHandle(hTimer);
            return 0;
        }
    };

    auto m = (uint32_t)GetModuleHandle(L"GTASASCWin8Component");
    auto pattern = hook::range_pattern(m, m + 0xB3DFF0, "00 00 63 00 62 00 00 00 14 AE 47 3F 00 00 80 3F");

    while (pattern.clear().empty())
    {
        Sleep(0);

        if (WaitForSingleObject(hTimer, 0) == WAIT_OBJECT_0)
        {
            CloseHandle(hTimer);
            return 0;
        }
    };

    auto offset = (uint32_t)pattern.count(2).get(0).get<void*>(0);
    static constexpr auto LANDSTAL = 400;
    static constexpr auto UTILTR1 = 611;
    for (size_t i = LANDSTAL; i <= UTILTR1; i++)
    {
        injector::WriteMemory<uint8_t>(((offset - 0x3840 + 0x1B) + (i * 36)), 0, true);
    }

    return 0;
}

CEXP void InitializeASI()
{
    std::call_once(CallbackHandler::flag, []()
    {
        CreateThreadAutoClose(0, 0, (LPTHREAD_START_ROUTINE)&ThreadProc, 0, 0, NULL);
    });
}

BOOL APIENTRY DllMain(HMODULE hModule, DWORD reason, LPVOID lpReserved)
{
    if (reason == DLL_PROCESS_ATTACH)
    {
        if (!IsUALPresent()) { InitializeASI(); }
    }
    return TRUE;
}