public ScopeVariable[] GetScopeVariables()
{
lock (SymbolFile) {
if (scope_vars != null)
{
return(scope_vars);
}
if (ScopeVariableTableOffset == 0)
{
return(null);
}
MyBinaryReader reader = SymbolFile.BinaryReader;
long old_pos = reader.BaseStream.Position;
reader.BaseStream.Position = ScopeVariableTableOffset;
int num_scope_vars = reader.ReadLeb128();
scope_vars = new ScopeVariable [num_scope_vars];
for (int i = 0; i < num_scope_vars; i++)
{
scope_vars [i] = new ScopeVariable(reader);
}
reader.BaseStream.Position = old_pos;
return(scope_vars);
}
}
internal MethodEntry(MonoSymbolFile file, CompileUnitEntry comp_unit, int token, ScopeVariable[] scope_vars, LocalVariableEntry[] locals, LineNumberEntry[] lines, CodeBlockEntry[] code_blocks, string real_name, MethodEntry.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;
this.index = -1;
this.Token = token;
this.CompileUnitIndex = comp_unit.Index;
this.CompileUnit = comp_unit;
this.NamespaceID = namespace_id;
this.CheckLineNumberTable(lines);
this.lnt = new LineNumberTable(file, lines);
file.NumLineNumbers += lines.Length;
int num_locals = (locals != null) ? locals.Length : 0;
if (num_locals <= 32)
{
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 |= MethodEntry.Flags.LocalNamesAmbiguous;
goto IL_108;
}
}
}
IL_108:;
}
else
{
Dictionary<string, LocalVariableEntry> local_names = new Dictionary<string, LocalVariableEntry>();
for (int k = 0; k < locals.Length; k++)
{
LocalVariableEntry local = locals[k];
if (local_names.ContainsKey(local.Name))
{
flags |= MethodEntry.Flags.LocalNamesAmbiguous;
break;
}
local_names.Add(local.Name, local);
}
}
}
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;
}
public ScopeVariable[] GetScopeVariables ()
{
lock (SymbolFile) {
if (scope_vars != null)
return scope_vars;
if (ScopeVariableTableOffset == 0)
return null;
MyBinaryReader reader = SymbolFile.BinaryReader;
long old_pos = reader.BaseStream.Position;
reader.BaseStream.Position = ScopeVariableTableOffset;
int num_scope_vars = reader.ReadLeb128 ();
scope_vars = new ScopeVariable [num_scope_vars];
for (int i = 0; i < num_scope_vars; i++)
scope_vars [i] = new ScopeVariable (reader);
reader.BaseStream.Position = old_pos;
return scope_vars;
}
}
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 {
Hashtable local_names = new Hashtable ();
foreach (LocalVariableEntry local in locals) {
if (local_names.Contains (local.Name)) {
flags |= Flags.LocalNamesAmbiguous;
break;
}
local_names.Add (local.Name, local);
}
}
}
