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WIP

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This commit is contained in:
Mino 2020-03-18 17:26:28 +09:00
parent 707d8d4041
commit b8db381216
2 changed files with 27 additions and 10 deletions
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31
Dalamud.Bootstrap/SqexArg/EncodedArgument.cs
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@ -66,11 +66,30 @@ namespace Dalamud.Bootstrap.SqexArg
{ {
var (keyFragment, step) = RecoverKeyFragmentFromChecksum(checksum); var (keyFragment, step) = RecoverKeyFragmentFromChecksum(checksum);
Span<byte> keyBytes = stackalloc byte[8];
var keyCandicate = keyFragment; var keyCandicate = keyFragment;
while (true) while (true)
{ {
// try with keyCandicate if (!CreateKey(keyBytes, keyCandicate))
{
var message = $"BUG";
throw new InvalidOperationException(message);
}
var blowfish = new Blowfish(keyBytes);
blowfish.DecryptInPlace();
if (/* if data looks valid, return blowfish */)
{
// ...
// TODO: test if it's looks like valid utf8 string?
// ???
return blowfish;
}
// .. next key plz
try try
{ {
keyCandicate = checked(keyCandicate + step); keyCandicate = checked(keyCandicate + step);
@ -82,12 +101,8 @@ namespace Dalamud.Bootstrap.SqexArg
} }
} }
/// <summary> private static bool CreateKey(Span<byte> destination, uint key) => Utf8Formatter.TryFormat(key, destination, out var _, new StandardFormat('X', 8));
///
/// </summary>
/// <param name="keyFragment"></param>
/// <param name="step"></param>
/// <returns></returns>
private static (uint keyFragment, uint step) RecoverKeyFragmentFromChecksum(char checksum) private static (uint keyFragment, uint step) RecoverKeyFragmentFromChecksum(char checksum)
{ {
if (checksum == NoChecksumMarker) if (checksum == NoChecksumMarker)
@ -103,7 +118,7 @@ namespace Dalamud.Bootstrap.SqexArg
} }
/// <summary> /// <summary>
/// Converts url safe variant of base64 string to bytes. /// Converts the url-safe variant of base64 string to bytes.
/// </summary> /// </summary>
/// <param name="payload">A url-safe variant of base64 string.</param> /// <param name="payload">A url-safe variant of base64 string.</param>
private static byte[] DecodeUrlSafeBase64(string payload) private static byte[] DecodeUrlSafeBase64(string payload)

6
build/DalamudBuild.cs
View file

@ -1,4 +1,5 @@
using System; using System;
using System.IO;
using System.Linq; using System.Linq;
using Nuke.Common; using Nuke.Common;
using Nuke.Common.Execution; using Nuke.Common.Execution;
@ -13,6 +14,7 @@ using static Nuke.Common.EnvironmentInfo;
using static Nuke.Common.IO.FileSystemTasks; using static Nuke.Common.IO.FileSystemTasks;
using static Nuke.Common.IO.PathConstruction; using static Nuke.Common.IO.PathConstruction;
using static Nuke.Common.Tools.DotNet.DotNetTasks; using static Nuke.Common.Tools.DotNet.DotNetTasks;
using static Nuke.Common.Logger;
[CheckBuildProjectConfigurations] [CheckBuildProjectConfigurations]
[UnsetVisualStudioEnvironmentVariables] [UnsetVisualStudioEnvironmentVariables]
@ -35,7 +37,7 @@ class DalamudBuild : NukeBuild
AbsolutePath OutputDirectory => RootDirectory / "output"; AbsolutePath OutputDirectory => RootDirectory / "output";
//AbsolutePath DefaultDalamudRoot => AbsolutePath DefaultInstallDirectory => (AbsolutePath)Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData) / "Dalamud" / "bin" / GitVersion.SemVer;
Target Clean => _ => _ Target Clean => _ => _
.Before(Restore) .Before(Restore)
@ -68,7 +70,7 @@ class DalamudBuild : NukeBuild
.DependsOn(Compile) .DependsOn(Compile)
.Executes(() => .Executes(() =>
{ {
Info($"Installing Dalamud to {DefaultInstallDirectory}");
// TODO // TODO
}); });
} }