diff --git a/BurnOutSharp/PackerType/MicrosoftCABSFX.cs b/BurnOutSharp/PackerType/MicrosoftCABSFX.cs
index 5e1a845c..da102c37 100644
--- a/BurnOutSharp/PackerType/MicrosoftCABSFX.cs
+++ b/BurnOutSharp/PackerType/MicrosoftCABSFX.cs
@@ -2,6 +2,9 @@ using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.IO;
+using System.Linq;
+using System.Text;
+using BurnOutSharp.ExecutableType.Microsoft;
using BurnOutSharp.Matching;
using BurnOutSharp.Tools;
@@ -14,48 +17,11 @@ namespace BurnOutSharp.PackerType
public bool ShouldScan(byte[] magic) => true;
///
- public List GetContentMatchSets()
- {
- return new List
- {
- // wextract_cleanup
- new ContentMatchSet(new byte?[]
- {
- 0x77, 0x65, 0x78, 0x74, 0x72, 0x61, 0x63, 0x74,
- 0x5F, 0x63, 0x6C, 0x65, 0x61, 0x6E, 0x75, 0x70,
- }, GetVersion, "Microsoft CAB SFX"),
-
- // W + (char)0x00 + e + (char)0x00 + x + (char)0x00 + t + (char)0x00 + r + (char)0x00 + a + (char)0x00 + c + (char)0x00 + t + (char)0x00
- new ContentMatchSet(new byte?[]
- {
- 0x57, 0x00, 0x65, 0x00, 0x78, 0x00, 0x74, 0x00,
- 0x72, 0x00, 0x61, 0x00, 0x63, 0x00, 0x74, 0x00,
- }, GetVersion, "Microsoft CAB SFX"),
-
- // W + (char)0x00 + E + (char)0x00 + X + (char)0x00 + T + (char)0x00 + R + (char)0x00 + A + (char)0x00 + C + (char)0x00 + T + (char)0x00 + . + (char)0x00 + E + (char)0x00 + X + (char)0x00 + E + (char)0x00
- new ContentMatchSet(new byte?[]
- {
- 0x57, 0x00, 0x45, 0x00, 0x58, 0x00, 0x54, 0x00,
- 0x52, 0x00, 0x41, 0x00, 0x43, 0x00, 0x54, 0x00,
- 0x2E, 0x00, 0x45, 0x00, 0x58, 0x00, 0x45, 0x00,
- }, GetVersion, "Microsoft CAB SFX"),
-
- /* This detects a different but similar type of SFX that uses Microsoft CAB files.
- Further research is needed to see if it's just a different version or entirely separate. */
- // MSCFu
- new ContentMatchSet(new byte?[] { 0x4D, 0x53, 0x43, 0x46, 0x75 }, GetVersion, "Microsoft CAB SFX"),
- };
- }
+ public List GetContentMatchSets() => null;
///
public string CheckContents(string file, byte[] fileContent, bool includeDebug = false)
{
- // Get the sections from the executable, if possible
- // PortableExecutable pex = PortableExecutable.Deserialize(fileContent, 0);
- // var sections = pex?.SectionTable;
- // if (sections == null)
- // return null;
-
// TODO: Implement resource finding instead of using the built in methods
// Assembly information lives in the .rsrc section
// I need to find out how to navigate the resources in general
@@ -85,6 +51,89 @@ namespace BurnOutSharp.PackerType
return "Microsoft CAB SFX";
}
+ // Get the sections from the executable, if possible
+ PortableExecutable pex = PortableExecutable.Deserialize(fileContent, 0);
+ var sections = pex?.SectionTable;
+ if (sections == null)
+ return null;
+
+ // Get the .data section, if it exists
+ var dataSection = sections.FirstOrDefault(s => Encoding.ASCII.GetString(s.Name).StartsWith(".data"));
+ if (dataSection != null)
+ {
+ int sectionAddr = (int)dataSection.PointerToRawData;
+ int sectionEnd = sectionAddr + (int)dataSection.VirtualSize;
+ var matchers = new List
+ {
+ // wextract_cleanup
+ new ContentMatchSet(
+ new ContentMatch(new byte?[]
+ {
+ 0x77, 0x65, 0x78, 0x74, 0x72, 0x61, 0x63, 0x74,
+ 0x5F, 0x63, 0x6C, 0x65, 0x61, 0x6E, 0x75, 0x70,
+ }, start: sectionAddr, end: sectionEnd),
+ GetVersion, "Microsoft CAB SFX"),
+ };
+
+ string match = MatchUtil.GetFirstMatch(file, fileContent, matchers, includeDebug);
+ if (!string.IsNullOrWhiteSpace(match))
+ return match;
+ }
+
+ // Get the .rsrc section, if it exists
+ var rsrcSection = sections.FirstOrDefault(s => Encoding.ASCII.GetString(s.Name).StartsWith(".rsrc"));
+ if (rsrcSection != null)
+ {
+ int sectionAddr = (int)rsrcSection.PointerToRawData;
+ int sectionEnd = sectionAddr + (int)rsrcSection.VirtualSize;
+ var matchers = new List
+ {
+ // W + (char)0x00 + e + (char)0x00 + x + (char)0x00 + t + (char)0x00 + r + (char)0x00 + a + (char)0x00 + c + (char)0x00 + t + (char)0x00
+ new ContentMatchSet(
+ new ContentMatch(new byte?[]
+ {
+ 0x57, 0x00, 0x65, 0x00, 0x78, 0x00, 0x74, 0x00,
+ 0x72, 0x00, 0x61, 0x00, 0x63, 0x00, 0x74, 0x00,
+ }, start: sectionAddr, end: sectionEnd),
+ GetVersion, "Microsoft CAB SFX"),
+
+ // W + (char)0x00 + E + (char)0x00 + X + (char)0x00 + T + (char)0x00 + R + (char)0x00 + A + (char)0x00 + C + (char)0x00 + T + (char)0x00 + . + (char)0x00 + E + (char)0x00 + X + (char)0x00 + E + (char)0x00
+ new ContentMatchSet(
+ new ContentMatch(new byte?[]
+ {
+ 0x57, 0x00, 0x45, 0x00, 0x58, 0x00, 0x54, 0x00,
+ 0x52, 0x00, 0x41, 0x00, 0x43, 0x00, 0x54, 0x00,
+ 0x2E, 0x00, 0x45, 0x00, 0x58, 0x00, 0x45, 0x00,
+ }, start: sectionAddr, end: sectionEnd),
+ GetVersion, "Microsoft CAB SFX"),
+ };
+
+ string match = MatchUtil.GetFirstMatch(file, fileContent, matchers, includeDebug);
+ if (!string.IsNullOrWhiteSpace(match))
+ return match;
+ }
+
+ // Get the .text section, if it exists
+ var textSection = sections.FirstOrDefault(s => Encoding.ASCII.GetString(s.Name).StartsWith(".text"));
+ if (textSection != null)
+ {
+ int sectionAddr = (int)textSection.PointerToRawData;
+ int sectionEnd = sectionAddr + (int)textSection.VirtualSize;
+ var matchers = new List
+ {
+ /* This detects a different but similar type of SFX that uses Microsoft CAB files.
+ Further research is needed to see if it's just a different version or entirely separate. */
+ // MSCFu
+ new ContentMatchSet(
+ new ContentMatch(new byte?[] { 0x4D, 0x53, 0x43, 0x46, 0x75 }, start: sectionAddr, end: sectionEnd),
+ GetVersion, "Microsoft CAB SFX"),
+ };
+
+ string match = MatchUtil.GetFirstMatch(file, fileContent, matchers, includeDebug);
+ if (!string.IsNullOrWhiteSpace(match))
+ return match;
+ }
+
return null;
}