Akatsuki-Misaki/ArchiSteamFarm
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Implement 2 additional crypto methods for Steam password

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Inspiration by @legendofmiracles
This commit is contained in:
Archi
2021-11-23 21:50:33 +01:00
parent b030755eb6
commit e68210cf2e
4 changed files with 97 additions and 50 deletions
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45
ArchiSteamFarm/Helpers/ArchiCryptoHelper.cs
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@@ -24,9 +24,11 @@ using System.Collections.Generic;
using System.Collections.Immutable;
using System.ComponentModel;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Security.Cryptography;
using System.Text;
using System.Threading.Tasks;
using ArchiSteamFarm.Core;
using ArchiSteamFarm.Localization;
using CryptSharp.Utility;
@@ -57,7 +59,7 @@ public static class ArchiCryptoHelper {
private static byte[] EncryptionKey = Encoding.UTF8.GetBytes(nameof(ArchiSteamFarm));
internal static string? Decrypt(ECryptoMethod cryptoMethod, string encryptedString) {
internal static async Task<string?> Decrypt(ECryptoMethod cryptoMethod, string encryptedString) {
if (!Enum.IsDefined(typeof(ECryptoMethod), cryptoMethod)) {
throw new InvalidEnumArgumentException(nameof(cryptoMethod), (int) cryptoMethod, typeof(ECryptoMethod));
}
@@ -67,8 +69,10 @@ public static class ArchiCryptoHelper {
}
return cryptoMethod switch {
ECryptoMethod.PlainText => encryptedString,
ECryptoMethod.AES => DecryptAES(encryptedString),
ECryptoMethod.EnvironmentVariable => Environment.GetEnvironmentVariable(encryptedString)?.Trim(),
ECryptoMethod.File => await ReadFromFile(encryptedString).ConfigureAwait(false),
ECryptoMethod.PlainText => encryptedString,
ECryptoMethod.ProtectedDataForCurrentUser => DecryptProtectedDataForCurrentUser(encryptedString),
_ => throw new ArgumentOutOfRangeException(nameof(cryptoMethod))
};
@@ -84,8 +88,10 @@ public static class ArchiCryptoHelper {
}
return cryptoMethod switch {
ECryptoMethod.PlainText => decryptedString,
ECryptoMethod.AES => EncryptAES(decryptedString),
ECryptoMethod.EnvironmentVariable => decryptedString,
ECryptoMethod.File => decryptedString,
ECryptoMethod.PlainText => decryptedString,
ECryptoMethod.ProtectedDataForCurrentUser => EncryptProtectedDataForCurrentUser(decryptedString),
_ => throw new ArgumentOutOfRangeException(nameof(cryptoMethod))
};
@@ -141,6 +147,13 @@ public static class ArchiCryptoHelper {
}
}
internal static bool HasTransformation(this ECryptoMethod cryptoMethod) =>
cryptoMethod switch {
ECryptoMethod.AES => true,
ECryptoMethod.ProtectedDataForCurrentUser => true,
_ => false
};
internal static string? RecoverSteamParentalCode(byte[] passwordHash, byte[] salt, EHashingMethod hashingMethod) {
if ((passwordHash == null) || (passwordHash.Length == 0)) {
throw new ArgumentNullException(nameof(passwordHash));
@@ -276,10 +289,34 @@ public static class ArchiCryptoHelper {
}
}
private static async Task<string?> ReadFromFile(string filePath) {
if (string.IsNullOrEmpty(filePath)) {
throw new ArgumentNullException(nameof(filePath));
}
if (!File.Exists(filePath)) {
return null;
}
string text;
try {
text = await File.ReadAllTextAsync(filePath).ConfigureAwait(false);
} catch (Exception e) {
ASF.ArchiLogger.LogGenericException(e);
return null;
}
return text.Trim();
}
public enum ECryptoMethod : byte {
PlainText,
AES,
ProtectedDataForCurrentUser
ProtectedDataForCurrentUser,
EnvironmentVariable,
File
}
public enum EHashingMethod : byte {