Testprogramm für mmioOpen mit langen Dateinamen

#include <windows.h>
#include <mmsystem.h>
#include <stdio.h>

int main(int argc, char *argv[])
{
    HANDLE fileHandle;
    MMIOINFO mmioinfo;

    // Dateinamen laden
    int buffSize = (int)strlen(argv[1]) + 1;
    LPWSTR fileName = (LPWSTR) malloc(buffSize * sizeof(wchar_t));
    MultiByteToWideChar(CP_ACP, 0, argv[1], buffSize, fileName, buffSize);

    // Datei öffnen (per CreateFile)
    fileHandle = CreateFile(fileName, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);

    // MMIOINFO-Struktur initialisieren
    memset(&mmioinfo, 0, sizeof(MMIOINFO));
    mmioinfo.cchBuffer = 32768;
    mmioinfo.adwInfo[0] = (DWORD) fileHandle;

    // Datei in WinMM öffnen
    if (mmioOpen(NULL, &mmioinfo, MMIO_READ) != NULL) {
        printf("File opened successfully\n");
    } else {
        printf("File cannot be opened\n");
    }

    fflush(stdin);
    printf("\nPress Enter to continue...");
    getchar();

    return 0;
}