private static ICertificatePal[] ReadPkcs12Collection(
ReadOnlySpan <byte> rawData,
SafePasswordHandle password,
bool ephemeralSpecified)
{
using (var reader = new AndroidPkcs12Reader(rawData))
{
reader.Decrypt(password, ephemeralSpecified);
ICertificatePal[] certs = new ICertificatePal[reader.GetCertCount()];
int idx = 0;
foreach (UnixPkcs12Reader.CertAndKey certAndKey in reader.EnumerateAll())
{
AndroidCertificatePal pal = (AndroidCertificatePal)certAndKey.Cert !;
if (certAndKey.Key != null)
{
pal.SetPrivateKey(AndroidPkcs12Reader.GetPrivateKey(certAndKey.Key));
}
certs[idx] = pal;
idx++;
}
return(certs);
}
}
public static bool IsPkcs12(ReadOnlySpan <byte> data)
{
try
{
using (var reader = new AndroidPkcs12Reader(data))
{
return(true);
}
}
catch (CryptographicException)
{
}
return(false);
}
private static ICertificatePal ReadPkcs12(ReadOnlySpan <byte> rawData, SafePasswordHandle password)
{
using (var reader = new AndroidPkcs12Reader(rawData))
{
reader.Decrypt(password);
UnixPkcs12Reader.CertAndKey certAndKey = reader.GetSingleCert();
AndroidCertificatePal pal = (AndroidCertificatePal)certAndKey.Cert !;
if (certAndKey.Key != null)
{
pal.SetPrivateKey(AndroidPkcs12Reader.GetPrivateKey(certAndKey.Key));
}
return(pal);
}
}
public X509ContentType GetCertContentType(ReadOnlySpan <byte> rawData)
{
if (rawData == null || rawData.Length == 0)
{
throw new CryptographicException();
}
X509ContentType contentType = Interop.AndroidCrypto.X509GetContentType(rawData);
if (contentType != X509ContentType.Unknown)
{
return(contentType);
}
if (AndroidPkcs12Reader.IsPkcs12(rawData))
{
return(X509ContentType.Pkcs12);
}
// Throw on unknown type to match Unix and Windows
throw new CryptographicException();
}