private string GetCurrentSourceCode(CorSourcePosition source)
{
SourceFileReader sourceReader = new SourceFileReader(source.Path);
StringBuilder sb = new StringBuilder();
// Print three lines of code
if (source.StartLine >= sourceReader.LineCount ||
source.EndLine >= sourceReader.LineCount)
return string.Empty;
for (Int32 i = source.StartLine; i <= source.EndLine; i++){
String line = sourceReader[i];
sb.AppendLine(line);
}
return sb.ToString();
}
public CorSourcePosition GetSourcePositionFromIP(Int32 ip)
{
InitSymbolInformation();
if (!p_hasSymbols)
return null;
if (p_SPcount > 0 && p_SPoffsets[0] <= ip)
{
Int32 i;
// find a sequence point that the given instruction
// pointer belongs to
for (i = 0; i < p_SPcount; i++)
{
if (p_SPoffsets[i] >= ip)
break;
}
// ip does not belong to any sequence point
if (i == p_SPcount || p_SPoffsets[i] != ip)
i--;
CorSourcePosition sp = null;
if (p_SPstartLines[i] == SpecialSequencePoint)
{
// special type of sequence point
// it indicates that the source code
// for this part is hidden from the debugger
// search backward for the last known line
// which is not a special sequence point
Int32 noSpecialSequencePointInd = i;
while (--noSpecialSequencePointInd >= 0)
if (p_SPstartLines[noSpecialSequencePointInd] != SpecialSequencePoint)
break;
if (noSpecialSequencePointInd < 0)
{
// if not found in backward search
// search forward for the first known line
// which is not a special sequence point
noSpecialSequencePointInd = i;
while (++noSpecialSequencePointInd < p_SPcount)
if (p_SPstartLines[noSpecialSequencePointInd] != SpecialSequencePoint)
break;
}
if (noSpecialSequencePointInd < p_SPcount)
{
sp = new CorSourcePosition(true,
p_SPdocuments[noSpecialSequencePointInd].URL,
p_SPstartLines[noSpecialSequencePointInd],
p_SPendLines[noSpecialSequencePointInd],
p_SPstartColumns[noSpecialSequencePointInd],
p_SPendColumns[noSpecialSequencePointInd]);
}
}
else
{
sp = new CorSourcePosition(false, p_SPdocuments[i].URL, p_SPstartLines[i], p_SPendLines[i],
p_SPstartColumns[i], p_SPendColumns[i]);
}
return sp;
}
return null;
}
