NSound | Parse snd.pck

#include <iostream>
#include <sstream>
#include <fstream>
#include <string>
#include <direct.h>
#define u8 unsigned char
#define u16 unsigned short
#define u32 unsigned int
#define u64 unsigned long long
typedef struct {
    u8 NameLenght;
    u8 NameBuffer[0x43];
    u32 FileOffset;
    u32 FileLenght;
} WAVFile;
void main() {
    std::string fileName, folderName;
    FILE *file;
    std::cout
        << " NSound - ernilos" << std::endl
        << " NoSsT! Project" << std::endl
        << "-----------------------------------------------------" << std::endl
        << " File to unpack: ";
    std::cin >> fileName;
    std::cout
        << " Unpack to folder: ";
    std::cin >> folderName;
    std::cout
        << "-----------------------------------------------------" << std::endl
        << " Unpacking \"" << fileName << "\"..." << std::endl;
    if ((file = fopen(fileName.c_str(), "rb+")) != NULL) {
        _mkdir(folderName.c_str());
        char *FILE_HEADER = (char*)malloc(0x12);
        u32 FILE_AMOUNT;
        fread(FILE_HEADER, 0x11, 1, file);
        FILE_HEADER[0x11] = 0;
        fseek(file, 0x18, SEEK_SET);
        fread(&FILE_AMOUNT, 4, 1, file);
        std::cout
            << " File header: " << FILE_HEADER << std::endl
            << " File amount: " << FILE_AMOUNT << std::endl
            << std::hex;
        FILE *fOut;
        std::stringstream ss;
        for (int i = 0; i < FILE_AMOUNT; i++) {
            int tSeek;
            WAVFile wavFile;
            fread(&wavFile, sizeof(wavFile), 1, file);
            ss << folderName << "\\" << std::string((const char*)wavFile.NameBuffer).substr(0, wavFile.NameLenght);
            fOut = fopen(ss.str().c_str(), "wb+");
            ss.str("");
            tSeek = ftell(file);
            fseek(file, wavFile.FileOffset, SEEK_SET);
            char *memory = (char*)malloc(wavFile.FileLenght + 1);
            fread(memory, wavFile.FileLenght, 1, file);
            fwrite(memory, wavFile.FileLenght, 1, fOut);
            fclose(fOut);
            std::cout
                << "[" << std::string((const char*)wavFile.NameBuffer).substr(0, wavFile.NameLenght) << "]" << std::endl
                << "    File offset: 0x" << wavFile.FileOffset << std::endl
                << "    File lenght: 0x" << wavFile.FileLenght << std::endl << std::endl;
            fseek(file, tSeek, SEEK_SET);
        }
        std::cout
            << "-----------------------------------------------------" << std::endl
            << " All files unpacked! Press a key to exit..." << std::endl;
        std::getchar();
        exit(EXIT_SUCCESS);
    }
    else {
        std::cout
            << " Canno't open \"" << fileName << "\" Press a key to exit...";
        std::getchar();
        exit(EXIT_FAILURE);
    }
}