unsafe static bool TrampolineApplyHandler(IntPtr block, string key, NWTxtRecordFindKey found, IntPtr value, nuint valueLen)
{
#if XAMCORE_4_0
var del = BlockLiteral.GetTarget <NWTxtRecordApplyDelegate> (block);
#else
var del = BlockLiteral.GetTarget <MulticastDelegate> (block);
#endif
if (del == null)
{
return(false);
}
var mValue = new ReadOnlySpan <byte> ((void *)value, (int)valueLen);
#if XAMCORE_4_0
return(del(key, found, mValue));
#else
if (del is NWTxtRecordApplyDelegate apply)
{
apply(key, found, mValue);
return(true);
}
if (del is NWTxtRecordApplyDelegate2 apply2)
{
return(apply2(key, found, mValue));
}
return(false);
#endif
}
unsafe static void TrampolineAccessKeyHandler(IntPtr block, string key, NWTxtRecordFindKey found, IntPtr value, nuint valueLen)
{
var del = BlockLiteral.GetTarget <NWTxtRecordGetValueDelegete> (block);
if (del != null)
{
ReadOnlySpan <byte> mValue;
if (found == NWTxtRecordFindKey.NonEmptyValue)
{
mValue = new ReadOnlySpan <byte>((void *)value, (int)valueLen);
}
else
{
mValue = Array.Empty <byte> ();
}
del(key, found, mValue);
}
}
