public PcreMatch Match(string subject, PcreMatchSettings settings, int startIndex, uint additionalOptions)
{
var input = new Native.match_input();
settings.FillMatchInput(ref input);
var oVector = new uint[OutputVectorSize];
Native.match_result result;
CalloutInterop.CalloutInteropInfo calloutInterop;
fixed(char *pSubject = subject)
fixed(uint *pOVec = &oVector[0])
{
input.code = _code;
input.subject = pSubject;
input.subject_length = (uint)subject.Length;
input.output_vector = pOVec;
input.start_index = (uint)startIndex;
input.additional_options = additionalOptions;
CalloutInterop.Prepare(subject, this, ref input, out calloutInterop, settings.Callout);
Native.match(ref input, out result);
}
AfterMatch(result, ref calloutInterop);
return(new PcreMatch(subject, this, ref result, oVector));
}
public void Match(ref PcreRefMatch match, ReadOnlySpan <char> subject, PcreMatchSettings settings, int startIndex, uint additionalOptions)
{
var input = new Native.match_input();
settings.FillMatchInput(ref input);
Native.match_result result;
CalloutInterop.CalloutInteropInfo calloutInterop;
fixed(char *pSubject = subject)
fixed(uint *pOVec = match.OutputVector)
{
input.code = _code;
input.subject = pSubject;
input.subject_length = (uint)subject.Length;
input.output_vector = pOVec;
input.start_index = (uint)startIndex;
input.additional_options = additionalOptions;
if (input.subject == (char *)0 && input.subject_length == 0)
{
input.subject = (char *)1; // PCRE doesn't like null subjects, even if the length is zero
}
CalloutInterop.Prepare(subject, this, ref input, out calloutInterop, settings.RefCallout);
Native.match(ref input, out result);
}
AfterMatch(result, ref calloutInterop);
match.Update(subject, result);
}
public PcreMatch Match(string subject, PcreMatchSettings settings)
{
var input = new Native.match_input();
settings.FillMatchInput(ref input);
return(Match(subject, settings, ref input));
}
public PcreMatch Match(string subject, PcreMatchSettings settings, int startIndex, uint additionalOptions)
{
var input = new Native.match_input();
settings.FillMatchInput(ref input);
input.start_index = (uint)startIndex;
input.additional_options = additionalOptions;
return(Match(subject, settings, ref input));
}
public static void Prepare(ReadOnlySpan <char> subject, InternalRegex regex, ref Native.match_input input, out CalloutInteropInfo interopInfo, PcreRefCalloutFunc callout)
{
if (callout != null)
{
interopInfo = new CalloutInteropInfo(subject, regex, callout);
input.callout = _calloutHandlerFnPtr;
input.callout_data = interopInfo.ToPointer();
}
else
{
interopInfo = default;
input.callout = null;
}
}
public static void Prepare(string subject, InternalRegex regex, ref Native.match_input input, out CalloutInteropInfo interopInfo, Func <PcreCallout, PcreCalloutResult> callout)
{
if (callout != null)
{
interopInfo = new CalloutInteropInfo(subject, regex, callout);
input.callout = _calloutHandlerFnPtr;
input.callout_data = interopInfo.ToPointer();
}
else
{
interopInfo = default;
input.callout = null;
}
}
private PcreMatch Match(string subject, PcreMatchSettings settings, ref Native.match_input input)
{
var oVector = new uint[2 * (CaptureCount + 1)];
Native.match_result result;
CalloutInterop.CalloutInteropInfo calloutInterop;
fixed(char *pSubject = subject)
fixed(uint *pOVec = &oVector[0])
{
input.code = _code;
input.subject = pSubject;
input.subject_length = (uint)subject.Length;
input.output_vector = pOVec;
CalloutInterop.Prepare(subject, this, ref input, out calloutInterop, settings.Callout);
Native.match(ref input, out result);
}
AfterMatch(result, ref calloutInterop);
return(new PcreMatch(subject, this, ref result, oVector));
}
