/*
* Read byte[] as a string array. At most 9 octets reveal the size of the array (string element count).
*/
public static DeserializationFieldResult readStringArray(byte[] data, int idx)
{
DeserializationFieldResult res = new DeserializationFieldResult {
};
CMap <int, string> map = new CMap <int, string> {
};
map.map = new Map <int, string>();
VarSizeStr countStr = readVarSize(data, idx);
res.size = countStr.size;
if (countStr.value == 0)
{
map.size = 0;
res.value = map;
res.isEmpty = true;
return(res);
}
idx += countStr.size;
map.size = (int)countStr.value;
for (int i = 0; i < map.size; ++i)
{
DeserializationFieldResult tempStr = readString(data, idx);
map.map[i] = (string)tempStr.value;
res.size = res.size + tempStr.size;
idx += tempStr.size;
}
res.value = map;
res.isEmpty = false;
return(res);
}
public static DeserializationFieldResult deserializeName(byte[] data, int idx)
{
int initial = idx;
NameStr name = new NameStr();
DeserializationFieldResult commonName = readByteArray(data, idx);
name.CommonName = (byte[])commonName.value;
idx += commonName.size;
DeserializationFieldResult country = readStringArray(data, idx);
name.Country = (CMap <int, string>)country.value;
idx += country.size;
DeserializationFieldResult organization = readStringArray(data, idx);
name.Organization = (CMap <int, string>)organization.value;
idx += organization.size;
DeserializationFieldResult organizationalUnit = readStringArray(data, idx);
name.OrganizationalUnit = (CMap <int, string>)organizationalUnit.value;
idx += organizationalUnit.size;
DeserializationFieldResult locality = readStringArray(data, idx);
name.Locality = (CMap <int, string>)locality.value;
idx += locality.size;
DeserializationFieldResult province = readStringArray(data, idx);
name.Province = (CMap <int, string>)province.value;
idx += province.size;
DeserializationFieldResult streetAddress = readStringArray(data, idx);
name.StreetAddress = (CMap <int, string>)streetAddress.value;
idx += streetAddress.size;
DeserializationFieldResult postalCode = readStringArray(data, idx);
name.PostalCode = (CMap <int, string>)postalCode.value;
idx += postalCode.size;
DeserializationFieldResult serialNumber = readString(data, idx);
name.SerialNumber = (string)serialNumber.value;
idx += serialNumber.size;
DeserializationFieldResult res = new DeserializationFieldResult {
};
res.value = name;
res.size = idx - initial;
return(res);
}
/*
* Read byte[] as a string. At most 9 octets are data size. See readByteArray()
*/
public static DeserializationFieldResult readString(byte[] data, int idx)
{
DeserializationFieldResult res = readByteArray(data, idx);
if (res.isEmpty)
{
return(res);
}
//else
res.value = Helper.AsString((byte[])res.value);
return(res);
}
/*
* Read byte[] from the stream. At most 9 octets reveal the size of the array.
*/
public static DeserializationFieldResult readByteArray(byte[] data, int idx)
{
DeserializationFieldResult res = new DeserializationFieldResult();
res.size = 0;
res.value = null;
VarSizeStr varSizeStr = readVarSize(data, idx);
if (varSizeStr.value == 0)
{
res.isEmpty = true;
res.size = 1;
return(res);
}
res.size = varSizeStr.size + varSizeStr.value;
res.value = Helper.Range(data, idx + varSizeStr.size, varSizeStr.value);
return(res);
}
public static CertificateStr deserializeCertData(byte[] raw)
{
int length = raw.Length;
int idx = 0;
CertificateStr cert = new CertificateStr();
cert.Version = readInt(raw, idx);
idx += 4;
DeserializationFieldResult serialNumber = readByteArray(raw, idx);
cert.SerialNumber = (byte[])serialNumber.value;
idx += serialNumber.size;
DeserializationFieldResult issuer = deserializeName(raw, idx);
cert.issuer = (NameStr)issuer.value;
idx += issuer.size;
DeserializationFieldResult subject = deserializeName(raw, idx);
cert.subject = (NameStr)subject.value;
idx += subject.size;
Validity validity = new Validity();
validity.NotBefore = readLong(raw, idx); //check
idx += 8;
validity.NotAfter = readLong(raw, idx); //check
idx += 8;
cert.Validity = validity;
NativeExtendedKeyUsage extendedKeyUsage = new NativeExtendedKeyUsage();
extendedKeyUsage.Count = readInt(raw, idx);
idx += 4;
DeserializationFieldResult extendedKeyUsageOIDs = readStringArray(raw, idx);
extendedKeyUsage.Oids = (CMap <int, string>)extendedKeyUsageOIDs.value;
idx += extendedKeyUsageOIDs.size;
cert.ExtendedKeyUsage = extendedKeyUsage;
NativeKeyUsage keyUsage = new NativeKeyUsage();
keyUsage.Value = readInt(raw, idx);
idx += 4;
cert.KeyUsage = keyUsage;
BasicConstraints basicConstraints = new BasicConstraints();
basicConstraints.HasBasicConstraints = readBool(raw, idx);
idx += 1;
basicConstraints.IsCa = readBool(raw, idx);
idx += 1;
basicConstraints.MaxPathLen = readInt(raw, idx); //check FF FF FF FF becomes FF FF FE FE
idx += 4;
cert.BasicConstraints = basicConstraints;
AuthorityKeyIdentifier authorityKeyIdentifier = new AuthorityKeyIdentifier();
DeserializationFieldResult authorityKeyId = readByteArray(raw, idx);
authorityKeyIdentifier.keyIdentifier = (byte[])authorityKeyId.value;
if (authorityKeyId.size > 2)
{
authorityKeyIdentifier.HasAuthorityKeyIdentifier = true;
}
idx += authorityKeyId.size;
cert.AuthorityKeyIdentifier = authorityKeyIdentifier;
SubjectKeyIdentifier subjectKeyIdentifier = new SubjectKeyIdentifier();
DeserializationFieldResult subjectKeyId = readByteArray(raw, idx);
subjectKeyIdentifier.keyIdentifier = (byte[])subjectKeyId.value;
if (subjectKeyId.size > 2)
{
subjectKeyIdentifier.HasSubjectKeyIdentifierExtension = true;
}
idx += subjectKeyId.size;
cert.SubjectKeyIdentifier = subjectKeyIdentifier;
DeserializationFieldResult dnsNames = readStringArray(raw, idx);
cert.DnsNames = (CMap <int, string>)dnsNames.value;
idx += dnsNames.size;
DeserializationFieldResult emailAddresses = readStringArray(raw, idx);
cert.EmailAddresses = (CMap <int, string>)emailAddresses.value;
idx += emailAddresses.size;
DeserializationFieldResult ipAddresses = readStringArray(raw, idx);
cert.IpAddresses = (CMap <int, string>)ipAddresses.value;
idx += ipAddresses.size;
DeserializationFieldResult urls = readStringArray(raw, idx);
cert.Urls = (CMap <int, string>)urls.value;
idx += urls.size;
DeserializationFieldResult tbsCertificate = readByteArray(raw, idx);
cert.TbsCertificate = (byte[])tbsCertificate.value;
idx += tbsCertificate.size;
DeserializationFieldResult signatureAlgorithm = readByteArray(raw, idx);
cert.SignatureAlgorithm = (byte[])signatureAlgorithm.value;
idx += signatureAlgorithm.size;
DeserializationFieldResult signatureValue = readByteArray(raw, idx);
cert.Signature = (byte[])signatureValue.value;
idx += signatureValue.size;
DeserializationFieldResult subjectPublicKeyInfo = readByteArray(raw, idx);
cert.SubjectPublicKeyInfo = (byte[])subjectPublicKeyInfo.value;
idx += subjectPublicKeyInfo.size;
DeserializationFieldResult publicKeySignatureAlgorithm = readByteArray(raw, idx);
cert.PublicKeyAlgName = (byte[])publicKeySignatureAlgorithm.value;
idx += publicKeySignatureAlgorithm.size;
DeserializationFieldResult tbsCertificateSignatureAlgorithm = readByteArray(raw, idx);
cert.TBSSignatureAlgorithm = (byte[])tbsCertificateSignatureAlgorithm.value;
idx += tbsCertificateSignatureAlgorithm.size;
// todo return byte[] ?
return(cert);
}
