private static int EncodingBerValMultiByteArrayHelperW(BerSafeHandle berElement, char fmt, byte[][] value)
{
var berValArray = IntPtr.Zero;
Native.Native.SafeBerval[] managedBerVal = null;
int rc;
try
{
if (value != null)
{
var structSize = Marshal.SizeOf(typeof(Native.Native.SafeBerval));
berValArray = Marshal.AllocHGlobal((value.Length + 1) * structSize);
managedBerVal = new Native.Native.SafeBerval[value.Length];
for (var i = 0; i < value.Length; i++)
{
var byteArray = value[i];
// construct the managed berval
managedBerVal[i] = new Native.Native.SafeBerval();
if (byteArray == null)
{
managedBerVal[i].bv_len = 0;
managedBerVal[i].bv_val = IntPtr.Zero;
}
else
{
managedBerVal[i].bv_len = byteArray.Length;
managedBerVal[i].bv_val = Marshal.AllocHGlobal(byteArray.Length);
if (managedBerVal[i].bv_val != IntPtr.Zero)
{
Marshal.Copy(byteArray, 0, managedBerVal[i].bv_val, byteArray.Length);
}
}
var valPtr = new IntPtr((long)berValArray + i * structSize);
Marshal.StructureToPtr(managedBerVal[i], valPtr, false);
}
Marshal.StructureToPtr(new Native.Native.SafeBerval {
bv_len = 0, bv_val = IntPtr.Zero
}, new IntPtr((long)berValArray + value.Length * structSize), false);
}
rc = LdapNative.Instance.ber_printf_berarray(berElement, $"{{{fmt}}}", berValArray);
GC.KeepAlive(managedBerVal);
}
finally
{
if (berValArray != IntPtr.Zero)
{
Marshal.FreeHGlobal(berValArray);
}
}
return(rc);
}
private static int EncodingBerValMultiByteArrayHelper(BerSafeHandle berElement, char fmt, byte[][] value)
{
var berValArray = IntPtr.Zero;
Native.Native.SafeBerval[] managedBerVal = null;
int rc;
try
{
if (value != null)
{
berValArray = MarshalUtils.AllocHGlobalIntPtrArray(value.Length + 1);
var structSize = Marshal.SizeOf(typeof(Native.Native.SafeBerval));
managedBerVal = new Native.Native.SafeBerval[value.Length];
for (var i = 0; i < value.Length; i++)
{
var byteArray = value[i];
// construct the managed berval
managedBerVal[i] = new Native.Native.SafeBerval();
if (byteArray == null)
{
managedBerVal[i].bv_len = 0;
managedBerVal[i].bv_val = IntPtr.Zero;
}
else
{
managedBerVal[i].bv_len = byteArray.Length;
managedBerVal[i].bv_val = Marshal.AllocHGlobal(byteArray.Length);
if (managedBerVal[i].bv_val != IntPtr.Zero)
{
Marshal.Copy(byteArray, 0, managedBerVal[i].bv_val, byteArray.Length);
}
}
// allocate memory for the unmanaged structure
var valPtr = Marshal.AllocHGlobal(structSize);
Marshal.StructureToPtr(managedBerVal[i], valPtr, false);
Marshal.WriteIntPtr(berValArray, IntPtr.Size * i, valPtr);
}
Marshal.WriteIntPtr(berValArray, IntPtr.Size * value.Length, IntPtr.Zero);
}
rc = LdapNative.Instance.ber_printf_berarray(berElement, new string(fmt, 1), berValArray);
GC.KeepAlive(managedBerVal);
}
finally
{
if (berValArray != IntPtr.Zero)
{
foreach (var ptr in MarshalUtils.GetPointerArray(berValArray))
{
Marshal.FreeHGlobal(ptr);
}
Marshal.FreeHGlobal(berValArray);
}
}
return(rc);
}
