private static void GetActorSymbolNames(DisassemblyTask task, Rom rom, ActorOverlayRecord ovlRec)
{
ActorInit actorInfo = new ActorInit();
if (ovlRec.VRamActorInfo == 0)
{
return;
}
N64Ptr startAddr;
RomFile file;
if (ovlRec.VRom.Size == 0)
{
file = rom.Files.GetFile(ORom.FileList.code);
Addresser.TryGetRam(ORom.FileList.code, rom.Version, out int code_start);
startAddr = (code_start | 0x80000000);
}
else
{
file = rom.Files.GetFile(ovlRec.VRom);
startAddr = ovlRec.VRam.Start;
}
file.Stream.Position = ovlRec.VRamActorInfo - startAddr;
actorInfo = new ActorInit(new BinaryReader(file));
BindSymbol(ovlRec.VRamActorInfo, Label.Type.VAR, "InitVars");
BindSymbol(actorInfo.init_func, Label.Type.FUNC, "Init");
BindSymbol(actorInfo.draw_func, Label.Type.FUNC, "Draw");
BindSymbol(actorInfo.update_func, Label.Type.FUNC, "Update");
BindSymbol(actorInfo.dest_func, Label.Type.FUNC, "Destructor");
void BindSymbol(N64Ptr ptr, Label.Type type, string name)
{
if (ptr != 0)
{
var func = new Label(type, ptr, true)
{
Name = $"{task.Name}_{name}"
};
task.Functions.Add(func);
}
}
}
private static DisassemblyTask New(List <JOcaBase.JDmaData> dmadata, Rom rom, int index,
OverlayRecord ovlInfo, OvlType nameClass)
{
RomFile file; //what we're going to disassemble
BinaryReader FileReader;
ActorInit actorInfo = new ActorInit();
var overlay = new Overlay();
var dmaRecord = dmadata.SingleOrDefault(x => x.VRomStart == ovlInfo.VRom.Start && ovlInfo.VRom.Start != 0);
string name = (dmaRecord != null)? dmaRecord.Filename : $"{nameClass}_{index:X4}";
if (ovlInfo.VRom.Size != 0)
{
file = rom.Files.GetFile(ovlInfo.VRom);
FileReader = new BinaryReader(file);
overlay = new Overlay(FileReader);
}
DisassemblyTask task = new DisassemblyTask()
{
Name = name,
VRam = ovlInfo.VRam,
VRom = ovlInfo.VRom,
Relocations = overlay.Relocations
};
N64Ptr fstart = task.VRam.Start;
Section text = new Section("text", fstart, fstart, overlay.TextSize, 0, true);
Section data = new Section("data", fstart, text.VRam + text.Size, overlay.DataSize, 0);
Section rodata = new Section("rodata", fstart, data.VRam + data.Size, overlay.RodataSize, 0);
long off = ovlInfo.VRam.Start + ovlInfo.VRom.Size;
Section bss = new Section("bss", fstart, off, overlay.BssSize, 0);
task.Sections.Values.Add(text);
task.Sections.Values.Add(data);
task.Sections.Values.Add(rodata);
task.Sections.Values.Add(bss);
return(task);
}
private static void GetActorInfoSymbols(DisassemblyTask task, N64Ptr startAddr, N64Ptr vramActorInfo, Stream file)
{
file.Position = vramActorInfo - startAddr;
ActorInit actorInfo = new ActorInit(new BinaryReader(file));
BindSymbol(vramActorInfo, Label.Type.VAR, "InitVars");
BindSymbol(actorInfo.init_func, Label.Type.FUNC, "Init");
BindSymbol(actorInfo.draw_func, Label.Type.FUNC, "Draw");
BindSymbol(actorInfo.update_func, Label.Type.FUNC, "Update");
BindSymbol(actorInfo.dest_func, Label.Type.FUNC, "Destructor");
void BindSymbol(N64Ptr ptr, Label.Type type, string name)
{
if (ptr != 0)
{
var func = new Label(type, ptr, true, Disassemble.MipsToC)
{
Name = $"{task.Name}_{name}"
};
task.Functions.Add(func);
}
}
}
public static string ActorTable(Rom r, bool dumpActorInit = true)
{
StringBuilder sb = new StringBuilder();
RomFileToken codeFileToken = RomFileToken.Select(r.Version, ORom.FileList.code, MRom.FileList.code);
RomFile codeFile = r.Files.GetFile(codeFileToken);
BinaryReader codeFileReader = new BinaryReader(codeFile);
Addresser.TryGetRam(codeFileToken, r.Version, out N64Ptr codePtr);
List <ActorOverlayRecord> records = new List <ActorOverlayRecord>();
for (int i = 0; i < r.Files.Tables.Actors.Records; i++)
{
records.Add(r.Files.GetActorOverlayRecord(i));
}
string header = $"Id,VROM Start,VROM End,VROM Size,VRAM Start,VRAM End,VRAM Size,Actor Init,Alloc";
if (dumpActorInit)
{
header +=
",number,type,room,flags,object_number,instance_size," +
"init_func,dest_func,update_func,draw_func";
}
sb.AppendLine(header);
foreach (var item in records)
{
string entry = $"{item.Actor:X4}," +
$"{item.VRom.Start:X8},{item.VRom.End:X8},{item.VRom.Size:X8}," +
$"{item.VRam.Start:X8},{item.VRam.End:X8},{item.VRam.Size:X8}," +
$"{item.VRamActorInit}," +
$"{item.AllocationType}";
sb.Append(entry);
if (dumpActorInit)
{
ActorInit stats;
if (item.VRamActorInit.IsNull())
{
stats = new ActorInit();
}
else
{
BinaryReader reader;
N64Ptr basePtr;
if (item.VRamActorInit < 0x8080_0000)
{
basePtr = codePtr;
reader = codeFileReader;
}
else
{
basePtr = item.VRam.Start;
var fileRecord = r.Files.GetFileByTable(TableInfo.Type.Actors, item.Actor);
reader = new BinaryReader(r.Files.GetFile(fileRecord));
}
reader.BaseStream.Position = item.VRamActorInit - basePtr;
stats = new ActorInit(reader);
}
sb.Append($",{stats}");
}
sb.AppendLine();
}
codeFileReader.Dispose();
return(sb.ToString());
}
