public void relocate32(int hunk_no, byte[] data, uint offset, uint hunk_addr)
{
var delta = LoadedImage.ReadBeUInt32(data, offset);
var addr = hunk_addr + delta;
LoadedImage.WriteBeUInt32(data, offset, addr);
Debug.WriteIf(Trace.TraceVerbose, string.Format("#{0,2} + {1:X8}: {2:X6} (delta) + {3:X6} (hunk_addr) -> {4:X6}", hunk_no, offset, delta, hunk_addr, addr));
}
public ResourceFork(byte[] bytes, IProcessorArchitecture arch)
{
this.image = bytes;
this.arch = arch;
rsrcDataOff = LoadedImage.ReadBeUInt32(bytes, 0);
rsrcMapOff = LoadedImage.ReadBeUInt32(bytes, 4);
dataSize = LoadedImage.ReadBeUInt32(bytes, 8);
mapSize = LoadedImage.ReadBeUInt32(bytes, 0x0C);
rsrcTypes = new ResourceTypeCollection(image, rsrcMapOff, mapSize);
}
public virtual void ParseOverlay(Action <Hunk> h)
{
OverlayHunk hunk = new OverlayHunk();
h(hunk);
// read size of overlay hunk
var ov_size = this.read_long();
if (ov_size < 0)
{
throw new BadImageFormatException(string.Format("{0} has invalid size.", hunk.HunkType));
}
// read data of overlay
var byte_size = (ov_size + 1) * 4;
var ov_data = f.ReadBytes(byte_size);
hunk.ov_data = ov_data;
// check: first get header hunk
var hdr_hunk = this.hunks[0];
if (hdr_hunk.HunkType != HunkType.HUNK_HEADER)
{
throw new BadImageFormatException(string.Format("{0} has no header hunk.", hunk.HunkType));
}
// first find the code segment of the overlay manager
var overlayManagerHunk = this.FindFirstCodeHunk();
if (overlayManagerHunk == null)
{
throw new BadImageFormatException(string.Format("{0} has no overlay manager hunk.", hunk.HunkType));
}
// check overlay manager
var overlay_mgr_data = overlayManagerHunk.Data;
uint magic = LoadedImage.ReadBeUInt32(overlay_mgr_data, 4);
if (magic != 0xABCD)
{
throw new BadImageFormatException("No valid overlay manager found.");
}
// check for standard overlay manager
var magic2 = LoadedImage.ReadBeUInt32(overlay_mgr_data, 24);
var magic3 = LoadedImage.ReadBeUInt32(overlay_mgr_data, 20);
var magic4 = LoadedImage.ReadBeUInt32(overlay_mgr_data, 32);
var std_overlay = magic2 == 23456 && magic3 == 122648165 && magic4 == 1919705465;
hunk.ov_std = std_overlay;
}
public IEnumerator <ResourceReference> GetEnumerator()
{
var offset = this.offset;
for (int i = 0; i < count; ++i)
{
ushort rsrcID = LoadedImage.ReadBeUInt16(bytes, offset);
string name = ReadName(LoadedImage.ReadBeUInt16(bytes, offset + 2));
uint dataOff = LoadedImage.ReadBeUInt32(bytes, offset + 4) & 0x00FFFFFFU;
yield return(new ResourceReference(rsrcID, name, dataOff));
offset += 0x0C;
}
}
