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Code Issues 295 Packages Projects Releases 20 Wiki Activity

Simplify TAGES version checking

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This commit is contained in:
Matt Nadareski
2022-03-17 12:13:11 -07:00
parent 0c52b4e236
commit 09db225929
1 changed files with 3 additions and 13 deletions
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16
BurnOutSharp/ProtectionType/Tages.cs
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@@ -2,7 +2,6 @@
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using BurnOutSharp.ExecutableType.Microsoft.PE;
using BurnOutSharp.Matching;
using BurnOutSharp.Tools;
@@ -46,8 +45,8 @@ namespace BurnOutSharp.ProtectionType
{
var matchers = new List<ContentMatchSet>
{
// (char)0xE8 + u + (char)0x00 + (char)0x00 + (char)0x00 + (char)0xE8
new ContentMatchSet(new byte?[] { 0xE8, 0x75, 0x00, 0x00, 0x00, 0xE8 }, GetVersion, "TAGES"),
// (char)0xE8 + u + (char)0x00 + (char)0x00 + (char)0x00 + (char)0xE8 + ?? + ?? + (char)0xFF + (char)0xFF + "h"
new ContentMatchSet(new byte?[] { 0xE8, 0x75, 0x00, 0x00, 0x00, 0xE8, null, null, 0xFF, 0xFF, 0x68 }, GetVersion, "TAGES"),
};
string match = MatchUtil.GetFirstMatch(file, pex.DataSectionRaw, matchers, includeDebug);
@@ -196,16 +195,7 @@ namespace BurnOutSharp.ProtectionType
public static string GetVersion(string file, byte[] fileContent, List<int> positions)
{
// (char)0xFF + (char)0xFF + "h"
if (new ArraySegment<byte>(fileContent, positions[0] + 8, 3).SequenceEqual(new byte[] { 0xFF, 0xFF, 0x68 }))
return GetVersion(fileContent, positions[0]);
return null;
}
private static string GetVersion(byte[] fileContent, int position)
{
switch (fileContent[position + 7])
switch (fileContent[positions[0] + 7])
{
case 0x1E:
return "5.2";