ConvertFixedToNative()

static unsafe void System.StubHelpers.CSTRMarshaler.ConvertFixedToNative ( int flags, string strManaged, IntPtr pNativeBuffer, int length )

inlinestaticpackage

Definition at line 64 of file CSTRMarshaler.cs.

    {
        if (strManaged == null)
        {
            if (length > 0)
            {
                *(sbyte*)(void*)pNativeBuffer = 0;
            }
            return;
        }
        int num = strManaged.Length;
        if (num >= length)
        {
            num = length - 1;
        }
        byte* ptr = (byte*)(void*)pNativeBuffer;
        bool flag = flags >> 8 != 0;
        bool flag2 = (flags & 0xFF) != 0;
        uint num2 = 0u;
        int num3;
        fixed (char* lpWideCharStr = strManaged)
        {
            num3 = Interop.Kernel32.WideCharToMultiByte(0u, (!flag2) ? 1024u : 0u, lpWideCharStr, num, ptr, length, IntPtr.Zero, flag ? new IntPtr(&num2) : IntPtr.Zero);
        }
        if (num2 != 0)
        {
            throw new ArgumentException(SR.Interop_Marshal_Unmappable_Char);
        }
        if (num3 == length)
        {
            num3--;
        }
        ptr[num3] = 0;
    }

References System.SR.Interop_Marshal_Unmappable_Char, System.length, Interop.Kernel32.WideCharToMultiByte(), and System.IntPtr.Zero.