Exemplos de get_lock_error em C++ (Cpp)

Exemplo n.º 1

Arquivo: filelockbytes.c Projeto: DeltaYang/wine

HRESULT FileLockBytesImpl_LockRegionSync(ILockBytes* iface,
    ULARGE_INTEGER libOffset, ULARGE_INTEGER cb)
{
    FileLockBytesImpl* This = impl_from_ILockBytes(iface);
    OVERLAPPED ol;

    if (iface->lpVtbl != &FileLockBytesImpl_Vtbl)
        return E_NOTIMPL;

    ol.hEvent = 0;
    ol.u.s.Offset = libOffset.u.LowPart;
    ol.u.s.OffsetHigh = libOffset.u.HighPart;

    if (LockFileEx(This->hfile, LOCKFILE_EXCLUSIVE_LOCK, 0, cb.u.LowPart, cb.u.HighPart, &ol))
        return S_OK;
    return get_lock_error();
}

Exemplo n.º 2

Arquivo: filelockbytes.c Projeto: DusteDdk/wine-multimedia

static HRESULT WINAPI FileLockBytesImpl_UnlockRegion(ILockBytes* iface,
    ULARGE_INTEGER libOffset, ULARGE_INTEGER cb, DWORD dwLockType)
{
    FileLockBytesImpl* This = impl_from_ILockBytes(iface);
    OVERLAPPED ol;

    TRACE("ofs %u count %u flags %x\n", libOffset.u.LowPart, cb.u.LowPart, dwLockType);

    if (dwLockType & LOCK_WRITE)
        return STG_E_INVALIDFUNCTION;

    ol.hEvent = 0;
    ol.u.s.Offset = libOffset.u.LowPart;
    ol.u.s.OffsetHigh = libOffset.u.HighPart;

    if (UnlockFileEx(This->hfile, 0, cb.u.LowPart, cb.u.HighPart, &ol))
        return S_OK;
    return get_lock_error();
}

Exemplo n.º 3

Arquivo: filelockbytes.c Projeto: DusteDdk/wine-multimedia

static HRESULT WINAPI FileLockBytesImpl_LockRegion(ILockBytes* iface,
    ULARGE_INTEGER libOffset, ULARGE_INTEGER cb, DWORD dwLockType)
{
    FileLockBytesImpl* This = impl_from_ILockBytes(iface);
    OVERLAPPED ol;
    DWORD lock_flags = LOCKFILE_FAIL_IMMEDIATELY;

    TRACE("ofs %u count %u flags %x\n", libOffset.u.LowPart, cb.u.LowPart, dwLockType);

    if (dwLockType & LOCK_WRITE)
        return STG_E_INVALIDFUNCTION;

    if (dwLockType & (LOCK_EXCLUSIVE|LOCK_ONLYONCE))
        lock_flags |= LOCKFILE_EXCLUSIVE_LOCK;

    ol.hEvent = 0;
    ol.u.s.Offset = libOffset.u.LowPart;
    ol.u.s.OffsetHigh = libOffset.u.HighPart;

    if (LockFileEx(This->hfile, lock_flags, 0, cb.u.LowPart, cb.u.HighPart, &ol))
        return S_OK;
    return get_lock_error();
}