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Code Issues 295 Packages Projects Releases 20 Wiki Activity

Use content matching helper, part 4

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This commit is contained in:
Matt Nadareski
2021-03-21 22:19:38 -07:00
parent d01826ffa4
commit cf9bd99f3d
33 changed files with 370 additions and 159 deletions
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64
BurnOutSharp/ProtectionType/SecuROM.cs
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@@ -3,6 +3,7 @@ using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using BurnOutSharp.Matching;
namespace BurnOutSharp.ProtectionType
{
@@ -11,42 +12,41 @@ namespace BurnOutSharp.ProtectionType
/// <inheritdoc/>
public string CheckContents(string file, byte[] fileContent, bool includePosition = false)
{
// "AddD" + (char)0x03 + (char)0x00 + (char)0x00 + (char)0x00)
byte?[] check = new byte?[] { 0x41, 0x64, 0x64, 0x44, 0x03, 0x00, 0x00, 0x00 };
if (fileContent.FirstPosition(check, out int position))
return $"SecuROM {GetV4Version(fileContent, position)}" + (includePosition ? $" (Index {position})" : string.Empty);
var matchers = new List<Matcher>
{
// AddD + (char)0x03 + (char)0x00 + (char)0x00 + (char)0x00)
new Matcher(new byte?[] { 0x41, 0x64, 0x64, 0x44, 0x03, 0x00, 0x00, 0x00 }, GetV4Version, "SecuROM"),
// (char)0xCA + (char)0xDD + (char)0xDD + (char)0xAC + (char)0x03
check = new byte?[] { 0xCA, 0xDD, 0xDD, 0xAC, 0x03 };
if (fileContent.FirstPosition(check, out position))
return $"SecuROM {GetV5Version(fileContent, position)}" + (includePosition ? $" (Index {position})" : string.Empty);
// (char)0xCA + (char)0xDD + (char)0xDD + (char)0xAC + (char)0x03
new Matcher(new byte?[] { 0xCA, 0xDD, 0xDD, 0xAC, 0x03 }, GetV5Version, "SecuROM"),
// ".securom" + (char)0xE0 + (char)0xC0
check = new byte?[] { 0x2E, 0x73, 0x65, 0x63, 0x75, 0x72, 0x6F, 0x6D, 0xE0, 0xC0 };
if (fileContent.FirstPosition(check, out position) && position == 0)
return $"SecuROM {GetV7Version(fileContent)}" + (includePosition ? $" (Index {position})" : string.Empty);
// .securom + (char)0xE0 + (char)0xC0
new Matcher(new byte?[]
{
0x2E, 0x73, 0x65, 0x63, 0x75, 0x72, 0x6F, 0x6D,
0xE0, 0xC0
}, GetV7Version, "SecuROM"),
// ".securom"
check = new byte?[] { 0x2E, 0x73, 0x65, 0x63, 0x75, 0x72, 0x6F, 0x6D };
if (fileContent.FirstPosition(check, out position))
return $"SecuROM {GetV7Version(fileContent)}" + (includePosition ? $" (Index {position})" : string.Empty);
// .securom
new Matcher(new byte?[] { 0x2E, 0x73, 0x65, 0x63, 0x75, 0x72, 0x6F, 0x6D }, GetV7Version, "SecuROM"),
// "_and_play.dll" + (char)0x00 + "drm_pagui_doit"
check = new byte?[] { 0x5F, 0x61, 0x6E, 0x64, 0x5F, 0x70, 0x6C, 0x61, 0x79, 0x2E, 0x64, 0x6C, 0x6C, 0x00, 0x64, 0x72, 0x6D, 0x5F, 0x70, 0x61, 0x67, 0x75, 0x69, 0x5F, 0x64, 0x6F, 0x69, 0x74 };
if (fileContent.FirstPosition(check, out position))
return $"SecuROM Product Activation {Utilities.GetFileVersion(file)}" + (includePosition ? $" (Index {position})" : string.Empty);
// _and_play.dll + (char)0x00 + drm_pagui_doit
new Matcher(new byte?[]
{
0x5F, 0x61, 0x6E, 0x64, 0x5F, 0x70, 0x6C, 0x61,
0x79, 0x2E, 0x64, 0x6C, 0x6C, 0x00, 0x64, 0x72,
0x6D, 0x5F, 0x70, 0x61, 0x67, 0x75, 0x69, 0x5F,
0x64, 0x6F, 0x69, 0x74
}, Utilities.GetFileVersion, "SecuROM Product Activation"),
// ".cms_t" + (char)0x00
check = new byte?[] { 0x2E, 0x63, 0x6D, 0x73, 0x5F, 0x74, 0x00 };
if (fileContent.FirstPosition(check, out position))
return "SecuROM 1-3" + (includePosition ? $" (Index {position})" : string.Empty);
// .cms_t + (char)0x00
new Matcher(new byte?[] { 0x2E, 0x63, 0x6D, 0x73, 0x5F, 0x74, 0x00 }, "SecuROM 1-3"),
// ".cms_d" + (char)0x00
check = new byte?[] { 0x2E, 0x63, 0x6D, 0x73, 0x5F, 0x64, 0x00 };
if (fileContent.FirstPosition(check, out position))
return "SecuROM 1-3" + (includePosition ? $" (Index {position})" : string.Empty);
// .cms_d + (char)0x00
new Matcher(new byte?[] { 0x2E, 0x63, 0x6D, 0x73, 0x5F, 0x64, 0x00 }, "SecuROM 1-3"),
};
return null;
return Utilities.GetContentMatches(file, fileContent, matchers, includePosition);
}
/// <inheritdoc/>
@@ -92,7 +92,7 @@ namespace BurnOutSharp.ProtectionType
return null;
}
private static string GetV4Version(byte[] fileContent, int position)
public static string GetV4Version(string file, byte[] fileContent, int position)
{
int index = position + 8; // Begin reading after "AddD"
char version = (char)fileContent[index];
@@ -112,7 +112,7 @@ namespace BurnOutSharp.ProtectionType
return $"{version}.{subVersion}.{subSubVersion}.{subSubSubVersion}";
}
private static string GetV5Version(byte[] fileContent, int position)
public static string GetV5Version(string file, byte[] fileContent, int position)
{
int index = position + 8; // Begin reading after "ÊÝݬ"
byte version = (byte)(fileContent[index] & 0x0F);
@@ -145,7 +145,7 @@ namespace BurnOutSharp.ProtectionType
return $"{version}.{subVersion[0]}{subVersion[1]}.{subSubVersion[0]}{subSubVersion[1]}.{subSubSubVersion[0]}{subSubSubVersion[1]}{subSubSubVersion[2]}{subSubSubVersion[3]}";
}
private static string GetV7Version(byte[] fileContent)
public static string GetV7Version(string file, byte[] fileContent, int position)
{
int index = 236;
byte[] bytes = new ReadOnlySpan<byte>(fileContent, index, 4).ToArray();