public static Pkcs8PrivateKeyInfo Decode(
ReadOnlyMemory <byte> source,
out int bytesRead,
bool skipCopy = false)
{
AsnValueReader reader = new AsnValueReader(source.Span, AsnEncodingRules.BER);
// By using the default/empty ReadOnlyMemory value, the Decode method will have to
// make copies of the data when assigning ReadOnlyMemory fields.
ReadOnlyMemory <byte> rebind = skipCopy ? source : default;
int localRead = reader.PeekEncodedValue().Length;
PrivateKeyInfoAsn.Decode(ref reader, rebind, out PrivateKeyInfoAsn privateKeyInfo);
bytesRead = localRead;
return(new Pkcs8PrivateKeyInfo(
privateKeyInfo.PrivateKeyAlgorithm.Algorithm,
privateKeyInfo.PrivateKeyAlgorithm.Parameters,
privateKeyInfo.PrivateKey,
SignerInfo.MakeAttributeCollection(privateKeyInfo.Attributes)));
}
public static Pkcs8PrivateKeyInfo Decode(
ReadOnlyMemory <byte> source,
out int bytesRead,
bool skipCopy = false)
{
AsnReader reader = new AsnReader(source, AsnEncodingRules.BER);
if (!skipCopy)
{
reader = new AsnReader(reader.ReadEncodedValue().ToArray(), AsnEncodingRules.BER);
}
int localRead = reader.PeekEncodedValue().Length;
PrivateKeyInfoAsn.Decode(reader, out PrivateKeyInfoAsn privateKeyInfo);
bytesRead = localRead;
return(new Pkcs8PrivateKeyInfo(
privateKeyInfo.PrivateKeyAlgorithm.Algorithm,
privateKeyInfo.PrivateKeyAlgorithm.Parameters,
privateKeyInfo.PrivateKey,
SignerInfo.MakeAttributeCollection(privateKeyInfo.Attributes)));
}
private static List <Pkcs12SafeBag> ReadBags(ReadOnlyMemory <byte> serialized)
{
List <SafeBagAsn> serializedBags = new List <SafeBagAsn>();
AsnReader reader = new AsnReader(serialized, AsnEncodingRules.BER);
AsnReader sequenceReader = reader.ReadSequence();
reader.ThrowIfNotEmpty();
while (sequenceReader.HasData)
{
SafeBagAsn.Decode(sequenceReader, out SafeBagAsn serializedBag);
serializedBags.Add(serializedBag);
}
if (serializedBags.Count == 0)
{
return(new List <Pkcs12SafeBag>(0));
}
List <Pkcs12SafeBag> bags = new List <Pkcs12SafeBag>(serializedBags.Count);
for (int i = 0; i < serializedBags.Count; i++)
{
ReadOnlyMemory <byte> bagValue = serializedBags[i].BagValue;
Pkcs12SafeBag bag = null;
try
{
switch (serializedBags[i].BagId)
{
case Oids.Pkcs12KeyBag:
bag = new Pkcs12KeyBag(bagValue);
break;
case Oids.Pkcs12ShroudedKeyBag:
bag = new Pkcs12ShroudedKeyBag(bagValue);
break;
case Oids.Pkcs12CertBag:
bag = Pkcs12CertBag.DecodeValue(bagValue);
break;
case Oids.Pkcs12CrlBag:
// Known, but no first-class support currently.
break;
case Oids.Pkcs12SecretBag:
bag = Pkcs12SecretBag.DecodeValue(bagValue);
break;
case Oids.Pkcs12SafeContentsBag:
bag = Pkcs12SafeContentsBag.Decode(bagValue);
break;
}
}
catch (CryptographicException)
{
}
if (bag == null)
{
bag = new Pkcs12SafeBag.UnknownBag(serializedBags[i].BagId, bagValue);
}
bag.Attributes = SignerInfo.MakeAttributeCollection(serializedBags[i].BagAttributes);
bags.Add(bag);
}
return(bags);
}
private static List <Pkcs12SafeBag> ReadBags(ReadOnlyMemory <byte> serialized)
{
SafeBagAsn[] serializedBags =
AsnSerializer.Deserialize <SafeBagAsn[]>(serialized, AsnEncodingRules.BER);
if (serializedBags.Length == 0)
{
return(new List <Pkcs12SafeBag>(0));
}
List <Pkcs12SafeBag> bags = new List <Pkcs12SafeBag>(serializedBags.Length);
for (int i = 0; i < serializedBags.Length; i++)
{
ReadOnlyMemory <byte> bagValue = serializedBags[i].BagValue;
Pkcs12SafeBag bag = null;
try
{
switch (serializedBags[i].BagId)
{
case Oids.Pkcs12KeyBag:
bag = new Pkcs12KeyBag(bagValue);
break;
case Oids.Pkcs12ShroudedKeyBag:
bag = new Pkcs12ShroudedKeyBag(bagValue);
break;
case Oids.Pkcs12CertBag:
bag = Pkcs12CertBag.DecodeValue(bagValue);
break;
case Oids.Pkcs12CrlBag:
// Known, but no first-class support currently.
break;
case Oids.Pkcs12SecretBag:
bag = Pkcs12SecretBag.DecodeValue(bagValue);
break;
case Oids.Pkcs12SafeContentsBag:
bag = Pkcs12SafeContentsBag.Decode(bagValue);
break;
}
}
catch (CryptographicException)
{
}
if (bag == null)
{
bag = new Pkcs12SafeBag.UnknownBag(serializedBags[i].BagId, bagValue);
}
bag.Attributes = SignerInfo.MakeAttributeCollection(serializedBags[i].BagAttributes);
bags.Add(bag);
}
return(bags);
}
