private string GetCurrentSignatureForPackage(string packageName)
{
try
{
PackageInfo info = Application.Context.PackageManager.GetPackageInfo(packageName,
PackageInfoFlags.Signatures);
if (info != null && info.Signatures != null && info.Signatures.Count > 0)
{
Signature signature = info.Signatures[0];
MessageDigest md = MessageDigest.GetInstance("SHA");
md.Update(signature.ToByteArray());
return(Convert.ToBase64String(md.Digest(), Base64FormattingOptions.None));
// Server side needs to register all other tags. ADAL will
// send one of them.
}
}
catch (PackageManager.NameNotFoundException)
{
_logger.Info("Calling App's package does not exist in PackageManager");
}
catch (NoSuchAlgorithmException)
{
_logger.Info("Digest SHA algorithm does not exists");
}
return(null);
}
private string GetCurrentSignatureForPackage(string packageName)
{
try
{
PackageInfo info = Application.Context.PackageManager.GetPackageInfo(packageName,
PackageInfoFlags.Signatures);
#pragma warning disable CS0618 // Type or member is obsolete - https://github.com/AzureAD/microsoft-authentication-library-for-dotnet/issues/1854
if (info != null && info.Signatures != null && info.Signatures.Count > 0)
{
Signature signature = info.Signatures[0];
MessageDigest md = MessageDigest.GetInstance("SHA");
md.Update(signature.ToByteArray());
return(Convert.ToBase64String(md.Digest(), Base64FormattingOptions.None));
// Server side needs to register all other tags. ADAL will
// send one of them.
}
#pragma warning restore CS0618 // Type or member is obsolete
}
catch (PackageManager.NameNotFoundException)
{
_logger.Info("Calling App's package does not exist in PackageManager");
}
catch (NoSuchAlgorithmException)
{
_logger.Info("Digest SHA algorithm does not exists");
}
return(null);
}
static string SignatureDigest(Signature sig)
{
var signature = sig.ToByteArray();
try
{
var md = MessageDigest.GetInstance("SHA1");
var digest = md.Digest(signature);
return(ByteArrayToString(digest));
}
catch (NoSuchAlgorithmException)
{
return(null);
}
string ByteArrayToString(byte[] ba)
{
var hex = BitConverter.ToString(ba);
hex = hex.Replace("-", ":");
return(hex);
}
}
