parse bsp

#include <windows.h>
#include <iostream>
#include <string>

struct lump_t {
    int     fileofs;
    int     filelen;
    int     version;
    char    fourCC[4];
};

struct dheader_t {
    int     ident;
    int     version;
    lump_t  lumps[64];
    int     mapRevision;
};

dheader_t* LoadBSP(const std::string& path, BYTE** fileData) {
    HANDLE hFile = CreateFile(path.c_str(), GENERIC_READ, NULL, NULL, OPEN_ALWAYS, NULL, NULL);

    if (hFile == INVALID_HANDLE_VALUE) {
        return nullptr;
    }

    DWORD dwSize = GetFileSize(hFile, NULL);

    if (!dwSize) {
        CloseHandle(hFile);
        return nullptr;
    }

    printf("File Size: %i bytes\n", (int)dwSize);

    if (!(*fileData)) {
        *fileData = new BYTE[dwSize];
    }

    DWORD dwReadSize = NULL;

    if (!ReadFile(hFile, *fileData, dwSize, &dwReadSize, NULL)) {
        CloseHandle(hFile);
        delete *fileData;
        return nullptr;
    }

    return (dheader_t*)*fileData;
}

int main() {
    SetConsoleTitle("BSP Parser");

    BYTE* pDataBSP = nullptr;

    dheader_t* header = LoadBSP("D:\\Games\\Steam\\steamapps\\common\\Counter-Strike Global Offensive\\csgo\\maps\\de_dust2.bsp", &pDataBSP);

    printf("ident = %i\n", header->ident);
    printf("version = %i\n", header->version);
    printf("mapRevision = %i\n", header->mapRevision);

    printf("\n");
    system("pause");

    return NULL;
}