private V1Disassembler(SmxFile file, SmxCodeV1Section code, int proc_offset)
{
data_ = file.Header.Data;
code_start_ = code.CodeStart;
proc_offset_ = proc_offset;
cursor_ = proc_offset;
cursor_limit_ = code.Header.CodeSize;
}
public static V1Instruction[] TryDisassemble(SmxFile file, SmxCodeV1Section code, int proc_offset)
{
try
{
return(Disassemble(file, code, proc_offset));
}
catch
{
return(null);
}
}
public SmxFile(BinaryReader br)
{
Header = FileHeader.From(br);
// Parse precursor sections.
foreach (var section in Header.Sections)
{
if (section.Name == ".names")
{
Names = new SmxNameTable(Header, section);
}
else if (section.Name == ".dbg.strings")
{
DebugNames = new SmxNameTable(Header, section);
}
else if (section.Name == ".dbg.info")
{
DebugInfo = new SmxDebugInfoSection(Header, section);
}
}
CalledFunctions = new SmxCalledFunctionsTable();
// .dbg.names was removed when RTTI was added.
if (DebugNames == null)
{
DebugNames = Names;
}
// Parse out other sections.
var unknown = new List <SectionEntry>();
foreach (var section in Header.Sections)
{
try
{
switch (section.Name)
{
case ".names":
case ".dbg.strings":
case ".dbg.info":
break;
case ".natives":
Natives = new SmxNativeTable(Header, section, Names);
break;
case ".publics":
Publics = new SmxPublicTable(Header, section, Names);
break;
case ".pubvars":
Pubvars = new SmxPubvarTable(Header, section, Names);
break;
case ".tags":
Tags = new SmxTagTable(Header, section, Names);
break;
case ".data":
Data = new SmxDataSection(Header, section);
break;
case ".code":
CodeV1 = new SmxCodeV1Section(Header, section);
break;
case ".dbg.files":
DebugFiles = new SmxDebugFilesTable(Header, section, DebugNames);
break;
case ".dbg.lines":
DebugLines = new SmxDebugLinesTable(Header, section);
break;
case ".dbg.natives":
DebugNatives = new SmxDebugNativesTable(Header, section, DebugNames);
break;
case ".dbg.symbols":
DebugSymbols = new SmxDebugSymbolsTable(Header, section, DebugInfo, DebugNames);
break;
case ".dbg.methods":
DebugMethods = new SmxDebugMethods(Header, section, Names);
break;
case ".dbg.globals":
DebugGlobals = new SmxDebugGlobals(Header, section, Names);
break;
case ".dbg.locals":
DebugLocals = new SmxDebugLocals(this, Header, section, Names);
break;
case "rtti.data":
RttiData = new SmxRttiData(this, Header, section);
break;
case "rtti.classdefs":
RttiClassDefs = new SmxRttiClassDefTable(Header, section, Names);
break;
case "rtti.fields":
RttiFields = new SmxRttiFieldTable(Header, section, Names);
break;
case "rtti.methods":
RttiMethods = new SmxRttiMethodTable(Header, section, Names);
break;
case "rtti.natives":
RttiNatives = new SmxRttiNativeTable(Header, section, Names);
break;
case "rtti.enums":
RttiEnums = new SmxRttiEnumTable(Header, section, Names);
break;
case "rtti.typedefs":
RttiTypedefs = new SmxRttiTypedefTable(Header, section, Names);
break;
case "rtti.typesets":
RttiTypesets = new SmxRttiTypesetTable(Header, section, Names);
break;
default:
unknown.Add(section);
break;
}
}
catch
{
// Set a breakpoint here to see why the section failed to be parsed.
unknown.Add(section);
}
}
UnknownSections = unknown.ToArray();
// Disassemble all functions right away to find all called functions.
if (DebugSymbols != null)
{
foreach (var entry in DebugSymbols.Entries)
{
if (entry.Ident != SymKind.Function)
{
continue;
}
V1Disassembler.TryDisassemble(this, CodeV1, entry.Address);
}
}
if (Publics != null)
{
foreach (var pubfun in Publics.Entries)
{
V1Disassembler.TryDisassemble(this, CodeV1, (int)pubfun.Address);
}
}
if (CalledFunctions != null)
{
foreach (var fun in CalledFunctions.Entries)
{
V1Disassembler.TryDisassemble(this, CodeV1, (int)fun.Address);
}
}
}
public static V1Instruction[] Disassemble(SmxFile file, SmxCodeV1Section code, int proc_offset)
{
var disassembler = new V1Disassembler(file, code, proc_offset);
return(disassembler.disassemble());
}
public static V1Instruction[] Disassemble(SmxFile file, SmxCodeV1Section code, int proc_offset)
{
var disassembler = new V1Disassembler(file, code, proc_offset);
return disassembler.disassemble();
}
private V1Disassembler(SmxFile file, SmxCodeV1Section code, int proc_offset)
{
data_ = file.Header.Data;
code_start_ = code.CodeStart;
proc_offset_ = proc_offset;
cursor_ = proc_offset;
cursor_limit_ = code.Header.CodeSize;
}
private void renderCodeSection(TreeNode root, SmxCodeV1Section code)
{
root.Tag = new NodeData(delegate()
{
renderSectionHeaderDetail(code.SectionHeader);
addDetailLine("codesize = {0} bytes", code.Header.CodeSize);
addDetailLine("cellsize = {0} bytes", code.Header.CellSize);
addDetailLine("codeversion = 0x{0:x}", code.Header.CodeVersion);
addDetailLine("flags = 0x{0:x} ; {0}", code.Header.Flags, code.Header.Flags.ToString());
addDetailLine("main = 0x{0:x}", code.Header.main);
addDetailLine("codeoffs = 0x{0:x}", code.Header.codeoffs);
endDetailUpdate();
}, code);
root.Nodes.Add("cell view").Tag = new NodeData(delegate()
{
renderHexView(code.Reader(), (int)code.Header.CodeSize);
}, null);
var functionMap = new Dictionary<string, uint>();
if (file_.Publics != null)
{
foreach (var pubfun in file_.Publics.Entries)
{
functionMap[pubfun.Name] = pubfun.Address;
}
}
if (file_.DebugSymbols != null)
{
foreach (var sym in file_.DebugSymbols.Entries)
{
if (sym.Ident != SymKind.Function)
continue;
functionMap[sym.Name] = sym.CodeStart;
}
}
foreach (var pair in functionMap)
{
var name = pair.Key;
var address = functionMap[pair.Key];
root.Nodes.Add(pair.Key).Tag = new NodeData(delegate()
{
renderCodeView(code, name, (int)address);
}, null);
}
}
private void renderCodeView(SmxCodeV1Section code, string name, int address)
{
startDetailUpdate();
V1Instruction[] insns;
try
{
insns = V1Disassembler.Disassemble(file_, code, address);
}
catch (Exception e)
{
addDetailLine("Could not disassemble method {0}: {1}", name, e.Message);
endDetailUpdate();
return;
}
addDetailLine("; {0}", name);
addDetailLine("; {0} instruction(s)", insns.Length);
addDetailLine("; starts at code address 0x{0:x}", address);
addDetailLine("---");
if (insns.Length == 0)
{
endDetailUpdate();
return;
}
// Find the largest address so we can get consistent column length.
int last_address = insns[insns.Length - 1].Address;
var ndigits = string.Format("{0:x}", last_address).Length;
var addrfmt = "0x{0:x" + ndigits + "}: ";
var buffer = new StringBuilder();
var comment = new StringBuilder();
foreach (var insn in insns)
{
buffer.Clear();
comment.Clear();
buffer.Append(insn.Info.Name);
for (var i = 0; i < insn.Params.Length; i++)
{
if (i >= insn.Info.Params.Length)
break;
var kind = insn.Info.Params[i];
var value = insn.Params[i];
switch (kind)
{
case V1Param.Constant:
case V1Param.CaseTable:
buffer.Append(string.Format(" 0x{0:x}", value));
comment.Append(string.Format(" {0}", value));
break;
case V1Param.Native:
buffer.Append(string.Format(" {0}", value));
if (file_.Natives != null && value < file_.Natives.Length)
comment.Append(string.Format(" {0}", file_.Natives[value].Name));
break;
case V1Param.Jump:
int delta = value - insn.Address;
buffer.Append(string.Format(" 0x{0:x}", value));
if (delta >= 0)
comment.Append(string.Format(" +0x{0:x}", delta));
else
comment.Append(string.Format(" -0x{0:x}", -delta));
break;
case V1Param.Address:
{
DebugSymbolEntry sym = null;
if (file_.DebugSymbols != null)
sym = file_.DebugSymbols.FindDataRef(value);
buffer.Append(string.Format(" 0x{0:x}", value));
if (sym != null)
comment.Append(string.Format(" {0}", sym.Name));
else
comment.Append(string.Format(" {0}", value));
break;
}
case V1Param.Stack:
{
DebugSymbolEntry sym = null;
if (file_.DebugSymbols != null)
sym = file_.DebugSymbols.FindStackRef(insn.Address, value);
buffer.Append(string.Format(" 0x{0:x}", value));
if (sym != null)
comment.Append(string.Format(" {0}", sym.Name));
else
comment.Append(string.Format(" {0}", value));
break;
}
case V1Param.Function:
string fun = file_.FindFunctionName(value);
buffer.Append(string.Format(" 0x{0:x}", value));
comment.Append(string.Format(" {0}", fun));
break;
}
}
detail_buffer_.Append(string.Format(addrfmt, insn.Address));
detail_buffer_.Append(string.Format("{0,-32}", buffer));
if (comment.Length > 0)
{
detail_buffer_.Append(string.Format(" ;{1}", buffer, comment));
}
detail_buffer_.Append("\r\n");
}
endDetailUpdate();
}
public SmxFile(BinaryReader br)
{
Header = FileHeader.From(br);
// Parse precursor sections.
foreach (var section in Header.Sections)
{
if (section.Name == ".names")
{
Names = new SmxNameTable(Header, section);
}
else if (section.Name == ".dbg.strings")
{
DebugNames = new SmxNameTable(Header, section);
}
else if (section.Name == ".dbg.info")
{
DebugInfo = new SmxDebugInfoSection(Header, section);
}
}
// Parse out other sections.
var unknown = new List <SectionEntry>();
foreach (var section in Header.Sections)
{
switch (section.Name)
{
case ".names":
case ".dbg.strings":
case ".dbg.info":
break;
case ".natives":
Natives = new SmxNativeTable(Header, section, Names);
break;
case ".publics":
Publics = new SmxPublicTable(Header, section, Names);
break;
case ".pubvars":
Pubvars = new SmxPubvarTable(Header, section, Names);
break;
case ".tags":
Tags = new SmxTagTable(Header, section, Names);
break;
case ".data":
Data = new SmxDataSection(Header, section);
break;
case ".code":
CodeV1 = new SmxCodeV1Section(Header, section);
break;
case ".dbg.files":
DebugFiles = new SmxDebugFilesTable(Header, section, DebugNames);
break;
case ".dbg.lines":
DebugLines = new SmxDebugLinesTable(Header, section);
break;
case ".dbg.natives":
DebugNatives = new SmxDebugNativesTable(Header, section, DebugNames);
break;
case ".dbg.symbols":
DebugSymbols = new SmxDebugSymbolsTable(Header, section, DebugInfo, DebugNames);
break;
default:
unknown.Add(section);
break;
}
}
UnknownSections = unknown.ToArray();
}
public SmxFile(BinaryReader br)
{
Header = FileHeader.From(br);
// Parse precursor sections.
foreach (var section in Header.Sections)
{
if (section.Name == ".names")
Names = new SmxNameTable(Header, section);
else if (section.Name == ".dbg.strings")
DebugNames = new SmxNameTable(Header, section);
else if (section.Name == ".dbg.info")
DebugInfo = new SmxDebugInfoSection(Header, section);
}
// Parse out other sections.
var unknown = new List<SectionEntry>();
foreach (var section in Header.Sections)
{
switch (section.Name)
{
case ".names":
case ".dbg.strings":
case ".dbg.info":
break;
case ".natives":
Natives = new SmxNativeTable(Header, section, Names);
break;
case ".publics":
Publics = new SmxPublicTable(Header, section, Names);
break;
case ".pubvars":
Pubvars = new SmxPubvarTable(Header, section, Names);
break;
case ".tags":
Tags = new SmxTagTable(Header, section, Names);
break;
case ".data":
Data = new SmxDataSection(Header, section);
break;
case ".code":
CodeV1 = new SmxCodeV1Section(Header, section);
break;
case ".dbg.files":
DebugFiles = new SmxDebugFilesTable(Header, section, DebugNames);
break;
case ".dbg.lines":
DebugLines = new SmxDebugLinesTable(Header, section);
break;
case ".dbg.natives":
DebugNatives = new SmxDebugNativesTable(Header, section, DebugNames);
break;
case ".dbg.symbols":
DebugSymbols = new SmxDebugSymbolsTable(Header, section, DebugInfo, DebugNames);
break;
default:
unknown.Add(section);
break;
}
}
UnknownSections = unknown.ToArray();
}
