public static bool Compile(Record r2, out string msg)
{
msg=null;
r=new Record();
string script=null;
int scptype=0;
foreach(SubRecord sr2 in r2.SubRecords) {
if(sr2.Name=="SCTX") script=sr2.GetStrData();
if(sr2.Name=="SCHR") {
byte[] tmp=sr2.GetReadonlyData();
scptype=TypeConverter.h2si(tmp[16], tmp[17], tmp[18], tmp[19]);
}
}
if(script==null) {
msg="Script had no SCTX record to compile";
return false;
}
locals.Clear();
localList.Clear();
edidRefs.Clear();
refcount=0;
errors.Clear();
ts=new TokenStream(script, errors);
if(errors.Count>0) return OutputErrors( out msg);
Token[] smt=ts.PopNextStatement();
if(smt.Length!=2||!smt[0].IsKeyword(Keywords.ScriptName)||smt[1].token==null) return ReturnError("Expected 'ScriptName <edid>'", out msg);
SubRecord sr=new SubRecord();
sr.Name="EDID";
sr.SetStrData(smt[1].utoken, true);
r.AddRecord(sr);
r.descriptiveName=" ("+smt[1].token+")";
schr=new SubRecord();
schr.Name="SCHR";
r.AddRecord(schr);
scda=new SubRecord();
scda.Name="SCDA";
r.AddRecord(scda);
sr=new SubRecord();
sr.Name="SCTX";
sr.SetStrData(script, false);
r.AddRecord(sr);
bw=new BinaryWriter(new MemoryStream());
Emit(0x001d);
Emit(0x0000);
try {
HandleVariables();
} catch(Exception ex) {
return ReturnError(ex.Message, out msg);
}
for(int i=0;i<localList.Count;i++) {
if(localList[i].type==VarType.Ref) {
sr=new SubRecord();
sr.Name="SCRV";
sr.SetData(TypeConverter.si2h(i+1));
r.AddRecord(sr);
refcount++;
localList[i].refid=refcount;
}
}
while(ts.PeekNextStatement().Length>0) {
try {
HandleBlock();
} catch(Exception ex) {
return ReturnError(ex.Message, out msg);
}
}
if(errors.Count>0) {
return OutputErrors(out msg);
}
byte[] header=new byte[20];
TypeConverter.si2h(refcount, header, 4);
TypeConverter.i2h((uint)bw.BaseStream.Length, header, 8);
TypeConverter.si2h(localList.Count, header, 12);
TypeConverter.si2h(scptype, header, 16);
schr.SetData(header);
byte[] compileddata=((MemoryStream)bw.BaseStream).GetBuffer();
if(compileddata.Length!=bw.BaseStream.Length) Array.Resize<byte>(ref compileddata, (int)bw.BaseStream.Length);
scda.SetData(compileddata);
r2.SubRecords.Clear();
r2.SubRecords.AddRange(r.SubRecords);
bw.Close();
return true;
}
private static bool ReturnError(string msg, out string error)
{
error=ts.Line.ToString()+": "+msg;
ts=null;
r=null;
return false;
}
public static bool CompileResultScript(SubRecord sr, out Record r2, out string msg)
{
msg=null;
r2=null;
r=new Record();
string script=sr.GetStrData();
locals.Clear();
localList.Clear();
edidRefs.Clear();
refcount=0;
errors.Clear();
ts=new TokenStream(script, errors);
if(errors.Count>0) return OutputErrors(out msg);
schr=new SubRecord();
schr.Name="SCHR";
r.AddRecord(schr);
scda=new SubRecord();
scda.Name="SCDA";
r.AddRecord(scda);
sr=(SubRecord)sr.Clone();
r.AddRecord(sr);
bw=new BinaryWriter(new MemoryStream());
while(ts.PeekNextStatement().Length>0) {
try {
HandleResultsBlock();
} catch(Exception ex) {
return ReturnError(ex.Message, out msg);
}
}
if(errors.Count>0) {
return OutputErrors(out msg);
}
byte[] header=new byte[20];
TypeConverter.si2h(refcount, header, 4);
TypeConverter.i2h((uint)bw.BaseStream.Length, header, 8);
TypeConverter.si2h(localList.Count, header, 12);
TypeConverter.si2h(0x10000, header, 16);
schr.SetData(header);
byte[] compileddata=((MemoryStream)bw.BaseStream).GetBuffer();
if(compileddata.Length!=bw.BaseStream.Length) Array.Resize<byte>(ref compileddata, (int)bw.BaseStream.Length);
scda.SetData(compileddata);
bw.Close();
r2=r;
return true;
}
private static bool OutputErrors(out string msg)
{
msg="";
foreach(string s in errors) msg+=s+Environment.NewLine;
ts=null;
r=null;
return false;
}