public CompileUnitEntry GetCompileUnit(int index)
{
if ((index < 1) || (index > ot.CompileUnitCount))
{
throw new ArgumentException();
}
if (reader == null)
{
throw new InvalidOperationException();
}
lock (this) {
CompileUnitEntry unit;
if (compile_unit_hash.TryGetValue(index, out unit))
{
return(unit);
}
long old_pos = reader.BaseStream.Position;
reader.BaseStream.Position = ot.CompileUnitTableOffset +
CompileUnitEntry.Size * (index - 1);
unit = new CompileUnitEntry(this, reader);
compile_unit_hash.Add(index, unit);
reader.BaseStream.Position = old_pos;
return(unit);
}
}
internal MethodEntry(MonoSymbolFile file, MyBinaryReader reader, int index)
{
this.SymbolFile = file;
this.index = index;
Token = reader.ReadInt32();
DataOffset = reader.ReadInt32();
LineNumberTableOffset = reader.ReadInt32();
long old_pos = reader.BaseStream.Position;
reader.BaseStream.Position = DataOffset;
CompileUnitIndex = reader.ReadLeb128();
LocalVariableTableOffset = reader.ReadLeb128();
NamespaceID = reader.ReadLeb128();
CodeBlockTableOffset = reader.ReadLeb128();
ScopeVariableTableOffset = reader.ReadLeb128();
RealNameOffset = reader.ReadLeb128();
flags = (Flags)reader.ReadLeb128();
reader.BaseStream.Position = old_pos;
CompileUnit = file.GetCompileUnit(CompileUnitIndex);
}
public CompileUnitEntry DefineCompilationUnit(SourceFileEntry source)
{
CompileUnitEntry entry = new CompileUnitEntry(file, source);
comp_units.Add(entry);
return(entry);
}
public int DefineNamespace(string name, CompileUnitEntry unit,
string[] using_clauses, int parent)
{
if ((unit == null) || (using_clauses == null))
{
throw new NullReferenceException();
}
return(unit.DefineNamespace(name, using_clauses, parent));
}
public ISymbolDocumentWriter DefineDocument(
string url,
Guid language,
Guid languageVendor,
Guid documentType)
{
SymbolDocumentWriterImpl doc = (SymbolDocumentWriterImpl)documents [url];
if (doc == null)
{
SourceFileEntry entry = msw.DefineDocument(url);
CompileUnitEntry comp_unit = msw.DefineCompilationUnit(entry);
doc = new SymbolDocumentWriterImpl(comp_unit);
documents [url] = doc;
}
return(doc);
}
public MethodEntry DefineMethod(CompileUnitEntry comp_unit, int token,
ScopeVariable[] scope_vars, LocalVariableEntry[] locals,
LineNumberEntry[] lines, CodeBlockEntry[] code_blocks,
string real_name, MethodEntry.Flags flags,
int namespace_id)
{
if (reader != null)
{
throw new InvalidOperationException();
}
MethodEntry method = new MethodEntry(
this, comp_unit, token, scope_vars, locals, lines, code_blocks,
real_name, flags, namespace_id);
AddMethod(method);
return(method);
}
internal MethodEntry(MonoSymbolFile file, CompileUnitEntry comp_unit,
int token, ScopeVariable[] scope_vars,
LocalVariableEntry[] locals, LineNumberEntry[] lines,
CodeBlockEntry[] code_blocks, string real_name,
Flags flags, int namespace_id)
{
this.SymbolFile = file;
this.real_name = real_name;
this.locals = locals;
this.code_blocks = code_blocks;
this.scope_vars = scope_vars;
this.flags = flags;
index = -1;
Token = token;
CompileUnitIndex = comp_unit.Index;
CompileUnit = comp_unit;
NamespaceID = namespace_id;
CheckLineNumberTable(lines);
lnt = new LineNumberTable(file, lines);
file.NumLineNumbers += lines.Length;
int num_locals = locals != null ? locals.Length : 0;
if (num_locals <= 32)
{
// Most of the time, the O(n^2) factor is actually
// less than the cost of allocating the hash table,
// 32 is a rough number obtained through some testing.
for (int i = 0; i < num_locals; i++)
{
string nm = locals [i].Name;
for (int j = i + 1; j < num_locals; j++)
{
if (locals [j].Name == nm)
{
flags |= Flags.LocalNamesAmbiguous;
goto locals_check_done;
}
}
}
locals_check_done:
;
}
else
{
var local_names = new Dictionary <string, LocalVariableEntry> ();
foreach (LocalVariableEntry local in locals)
{
if (local_names.ContainsKey(local.Name))
{
flags |= Flags.LocalNamesAmbiguous;
break;
}
local_names.Add(local.Name, local);
}
}
}
void Write(MyBinaryWriter bw, Guid guid)
{
// Magic number and file version.
bw.Write(OffsetTable.Magic);
bw.Write(MajorVersion);
bw.Write(MinorVersion);
bw.Write(guid.ToByteArray());
//
// Offsets of file sections; we must write this after we're done
// writing the whole file, so we just reserve the space for it here.
//
long offset_table_offset = bw.BaseStream.Position;
ot.Write(bw, MajorVersion, MinorVersion);
//
// Sort the methods according to their tokens and update their index.
//
methods.Sort();
for (int i = 0; i < methods.Count; i++)
{
methods [i].Index = i + 1;
}
//
// Write data sections.
//
ot.DataSectionOffset = (int)bw.BaseStream.Position;
foreach (SourceFileEntry source in sources)
{
source.WriteData(bw);
}
foreach (CompileUnitEntry comp_unit in comp_units)
{
comp_unit.WriteData(bw);
}
foreach (MethodEntry method in methods)
{
method.WriteData(this, bw);
}
ot.DataSectionSize = (int)bw.BaseStream.Position - ot.DataSectionOffset;
//
// Write the method index table.
//
ot.MethodTableOffset = (int)bw.BaseStream.Position;
for (int i = 0; i < methods.Count; i++)
{
MethodEntry entry = methods [i];
entry.Write(bw);
}
ot.MethodTableSize = (int)bw.BaseStream.Position - ot.MethodTableOffset;
//
// Write source table.
//
ot.SourceTableOffset = (int)bw.BaseStream.Position;
for (int i = 0; i < sources.Count; i++)
{
SourceFileEntry source = sources [i];
source.Write(bw);
}
ot.SourceTableSize = (int)bw.BaseStream.Position - ot.SourceTableOffset;
//
// Write compilation unit table.
//
ot.CompileUnitTableOffset = (int)bw.BaseStream.Position;
for (int i = 0; i < comp_units.Count; i++)
{
CompileUnitEntry unit = comp_units [i];
unit.Write(bw);
}
ot.CompileUnitTableSize = (int)bw.BaseStream.Position - ot.CompileUnitTableOffset;
//
// Write anonymous scope table.
//
ot.AnonymousScopeCount = anonymous_scopes != null ? anonymous_scopes.Count : 0;
ot.AnonymousScopeTableOffset = (int)bw.BaseStream.Position;
if (anonymous_scopes != null)
{
foreach (AnonymousScopeEntry scope in anonymous_scopes.Values)
{
scope.Write(bw);
}
}
ot.AnonymousScopeTableSize = (int)bw.BaseStream.Position - ot.AnonymousScopeTableOffset;
//
// Fixup offset table.
//
ot.TypeCount = last_type_index;
ot.MethodCount = methods.Count;
ot.SourceCount = sources.Count;
ot.CompileUnitCount = comp_units.Count;
//
// Write offset table.
//
ot.TotalFileSize = (int)bw.BaseStream.Position;
bw.Seek((int)offset_table_offset, SeekOrigin.Begin);
ot.Write(bw, MajorVersion, MinorVersion);
bw.Seek(0, SeekOrigin.End);
#if false
Console.WriteLine("TOTAL: {0} line numbes, {1} bytes, extended {2} bytes, " +
"{3} methods.", NumLineNumbers, LineNumberSize,
ExtendedLineNumberSize, methods.Count);
#endif
}
public int AddCompileUnit(CompileUnitEntry entry)
{
comp_units.Add(entry);
return(comp_units.Count);
}
public SymbolDocumentWriterImpl(CompileUnitEntry comp_unit)
{
this.comp_unit = comp_unit;
}