******* не правильно декодирует куки

Не ты один такой
Но у меня красивее

 

ХД Решение не нашел?

 

public static class Chromium
{
public enum Browser
{
Opera,
Brave
}

public static IEnumerable<Cookie> ReadCookies(string path, Browser browser)
{
const int macBitSize = 128;
const int nonceBitSize = 96;

var destFile = Path.Combine(Path.GetTempPath() + "cck");

File.Copy(Path.Combine(path, "Cookies"), destFile, true);
using var cnn = new SQLiteConnection($"Data Source={destFile};pooling=false");
cnn.Open();

using var cmd = new SQLiteCommand("select * from cookies", cnn);
using var rdr = cmd.ExecuteReader();
var lsPath = browser switch
{
Browser.Opera => Path.Combine(path, "Local State"),
Browser.Brave => Path.Combine(
new DirectoryInfo(path).Parent?.FullName ??
throw new ArgumentException("Path is broken/too short", nameof(path)), "Local State"),
_ => ""
};
var encKey = File.ReadAllText(lsPath);
encKey = JObject.Parse(encKey)["os_crypt"]?["encrypted_key"]?.ToString();
if (encKey != null)
{
var decodedKey = ProtectedData.Unprotect(Convert.FromBase64String(encKey).Skip(5).ToArray(), null,
DataProtectionScope.LocalMachine);
var cipher = new GcmBlockCipher(new AesEngine());

while (rdr.Read())
{
var encryptedData = (byte[]) rdr["encrypted_value"];

using var cipherStream = new MemoryStream(encryptedData);
using var cipherReader = new BinaryReader(cipherStream);

cipherReader.ReadBytes(3);
var nonce = cipherReader.ReadBytes(nonceBitSize / 8);
var parameters = new AeadParameters(new KeyParameter(decodedKey), macBitSize, nonce);

cipher.Init(false, parameters);
var cipherText = cipherReader.ReadBytes(encryptedData.Length);
var plainText = new byte[cipher.GetOutputSize(cipherText.Length)];
var len = cipher.ProcessBytes(cipherText, 0, cipherText.Length, plainText, 0);
cipher.DoFinal(plainText, len);

yield return new Cookie((string) rdr["host_key"],
(string) rdr["name"],
Encoding.Default.GetString(plainText),
(string) rdr["path"],
ToDateTime((long) rdr["expires_utc"]),
(long) rdr["is_secure"] == 1,
(long) rdr["is_httponly"] == 1,
(long)rdr["samesite"]);
}
}

cmd.Dispose();
rdr.Close();
cnn.Close();
File.Delete(destFile);
}
private static DateTime ToDateTime(long unixTimeStamp)
{
try
{
return unixTimeStamp > 253402300799
? DateTimeOffset.FromUnixTimeMilliseconds(unixTimeStamp).UtcDateTime
: DateTimeOffset.FromUnixTimeSeconds(unixTimeStamp).UtcDateTime;
}
catch
{
return DateTime.Now + TimeSpan.FromDays(365 * 3);
}
}

public record Cookie(string Host, string Name, string Value, string Path, DateTime Expiries, bool IsSecure,
bool IsHttpOnly, long Samesite);
}

public static class Converters
{
private static Cookie ToSystemCookie(this Chromium.Cookie cookie)
{
return new Cookie
{
HttpOnly = cookie.IsHttpOnly,
Secure = cookie.IsSecure,
Expires = cookie.Expiries,
Expired = cookie.Expiries < DateTime.Now,
Path = cookie.Path,
Value = cookie.Value,
Name = !string.IsNullOrEmpty(cookie.Name) ? cookie.Name : "nullname",
Domain = cookie.Host
};
}
public static IEnumerable<Cookie> ToSystemCookies(this IEnumerable<Chromium.Cookie> cookies)
{
return cookies.Select(cookie => cookie.ToSystemCookie());
}
}

C#

public static class Chromium

{

    public enum Browser

    {

        Opera,

        Brave

    }



    public static IEnumerable<Cookie> ReadCookies(string path, Browser browser)

    {

        const int macBitSize = 128;

        const int nonceBitSize = 96;



        var destFile = Path.Combine(Path.GetTempPath() + "cck");



        File.Copy(Path.Combine(path, "Cookies"), destFile, true);

        using var cnn = new SQLiteConnection($"Data Source={destFile};pooling=false");

        cnn.Open();



        using var cmd = new SQLiteCommand("select * from cookies", cnn);

        using var rdr = cmd.ExecuteReader();

        var lsPath = browser switch

        {

            Browser.Opera => Path.Combine(path, "Local State"),

            Browser.Brave => Path.Combine(

                new DirectoryInfo(path).Parent?.FullName ??

                throw new ArgumentException("Path is broken/too short", nameof(path)), "Local State"),

            _ => ""

        };

        var encKey = File.ReadAllText(lsPath);

        encKey = JObject.Parse(encKey)["os_crypt"]?["encrypted_key"]?.ToString();

        if (encKey != null)

        {

            var decodedKey = ProtectedData.Unprotect(Convert.FromBase64String(encKey).Skip(5).ToArray(), null,

                DataProtectionScope.LocalMachine);

            var cipher = new GcmBlockCipher(new AesEngine());



            while (rdr.Read())

            {

                var encryptedData = (byte[]) rdr["encrypted_value"];



                using var cipherStream = new MemoryStream(encryptedData);

                using var cipherReader = new BinaryReader(cipherStream);



                cipherReader.ReadBytes(3);

                var nonce = cipherReader.ReadBytes(nonceBitSize / 8);

                var parameters = new AeadParameters(new KeyParameter(decodedKey), macBitSize, nonce);



                cipher.Init(false, parameters);

                var cipherText = cipherReader.ReadBytes(encryptedData.Length);

                var plainText = new byte[cipher.GetOutputSize(cipherText.Length)];

                var len = cipher.ProcessBytes(cipherText, 0, cipherText.Length, plainText, 0);

                cipher.DoFinal(plainText, len);



                yield return new Cookie((string) rdr["host_key"],

                    (string) rdr["name"],

                    Encoding.Default.GetString(plainText),

                    (string) rdr["path"],

                    ToDateTime((long) rdr["expires_utc"]),

                    (long) rdr["is_secure"] == 1,

                    (long) rdr["is_httponly"] == 1,

                    (long)rdr["samesite"]);

            }

        }



        cmd.Dispose();

        rdr.Close();

        cnn.Close();

        File.Delete(destFile);

    }

    private static DateTime ToDateTime(long unixTimeStamp)

    {

        try

        {

            return unixTimeStamp > 253402300799

                ? DateTimeOffset.FromUnixTimeMilliseconds(unixTimeStamp).UtcDateTime

                : DateTimeOffset.FromUnixTimeSeconds(unixTimeStamp).UtcDateTime;

        }

        catch

        {

            return DateTime.Now + TimeSpan.FromDays(365 * 3);

        }

    }



    public record Cookie(string Host, string Name, string Value, string Path, DateTime Expiries, bool IsSecure,

        bool IsHttpOnly, long Samesite);

}



public static class Converters

{

    private static Cookie ToSystemCookie(this Chromium.Cookie cookie)

    {

        return new Cookie

        {

            HttpOnly = cookie.IsHttpOnly,

            Secure = cookie.IsSecure,

            Expires = cookie.Expiries,

            Expired = cookie.Expiries < DateTime.Now,

            Path = cookie.Path,

            Value = cookie.Value,

            Name = !string.IsNullOrEmpty(cookie.Name) ? cookie.Name : "nullname",

            Domain = cookie.Host

        };

    }

    public static IEnumerable<Cookie> ToSystemCookies(this IEnumerable<Chromium.Cookie> cookies)

    {

        return cookies.Select(cookie => cookie.ToSystemCookie());

    }

}

Пример вызова:

Chromium
.ReadCookies(@"c:\Users\Kirill\AppData\Local\BraveSoftware\Brave-Browser-Nightly\User Data\Default\",
Chromium.Browser.Brave)