public static DnsResourceData NextDnsResourceData(this Random random, DnsType type)
{
switch (type)
{
case DnsType.A:
return(new DnsResourceDataIpV4(random.NextIpV4Address()));
case DnsType.Ns:
case DnsType.Md:
case DnsType.MailForwarder:
case DnsType.CName:
case DnsType.Mailbox:
case DnsType.MailGroup:
case DnsType.MailRename:
case DnsType.Ptr:
case DnsType.NetworkServiceAccessPointPointer:
case DnsType.DName:
return(new DnsResourceDataDomainName(random.NextDnsDomainName()));
case DnsType.StartOfAuthority:
return(new DnsResourceDataStartOfAuthority(random.NextDnsDomainName(), random.NextDnsDomainName(),
random.NextUInt(), random.NextUInt(), random.NextUInt(), random.NextUInt(), random.NextUInt()));
case DnsType.Null:
return(new DnsResourceDataAnything(random.NextDataSegment(random.Next(65536))));
case DnsType.Wks:
return(new DnsResourceDataWellKnownService(random.NextIpV4Address(), random.NextEnum <IpV4Protocol>(),
random.NextDataSegment(random.Next(10))));
case DnsType.HInfo:
return(new DnsResourceDataHostInformation(random.NextDataSegment(random.Next(10)), random.NextDataSegment(random.Next(10))));
case DnsType.MInfo:
return(new DnsResourceDataMailingListInfo(random.NextDnsDomainName(), random.NextDnsDomainName()));
case DnsType.MailExchange:
return(new DnsResourceDataMailExchange(random.NextUShort(), random.NextDnsDomainName()));
case DnsType.Txt:
case DnsType.Spf:
return(new DnsResourceDataText(((Func <DataSegment>)(() => random.NextDataSegment(random.Next(10)))).GenerateArray(10).AsReadOnly()));
case DnsType.ResponsiblePerson:
return(new DnsResourceDataResponsiblePerson(random.NextDnsDomainName(), random.NextDnsDomainName()));
case DnsType.AfsDatabase:
return(new DnsResourceDataAfsDatabase(random.NextEnum <DnsAfsDatabaseSubtype>(), random.NextDnsDomainName()));
case DnsType.X25:
return(new DnsResourceDataString(random.NextDataSegment(random.Next(10))));
case DnsType.Isdn:
return(random.NextBool()
? new DnsResourceDataIsdn(random.NextDataSegment(random.Next(10)))
: new DnsResourceDataIsdn(random.NextDataSegment(random.Next(10)), random.NextDataSegment(random.Next(10))));
case DnsType.RouteThrough:
return(new DnsResourceDataRouteThrough(random.NextUShort(), random.NextDnsDomainName()));
case DnsType.NetworkServiceAccessPoint:
return(new DnsResourceDataNetworkServiceAccessPoint(random.NextDataSegment(1 + random.Next(10)), random.NextUInt48(), random.NextByte()));
case DnsType.Signature:
case DnsType.ResourceRecordSignature:
return(new DnsResourceDataSignature(random.NextEnum <DnsType>(), random.NextEnum <DnsAlgorithm>(), random.NextByte(), random.NextUInt(),
random.NextUInt(), random.NextUInt(), random.NextUShort(), random.NextDnsDomainName(),
random.NextDataSegment(random.Next(100))));
case DnsType.Key:
return(new DnsResourceDataKey(random.NextBool(), random.NextBool(), random.NextBool(), random.NextBool(), random.NextBool(),
random.NextBool(), random.NextEnum <DnsKeyNameType>(), random.NextFlags <DnsKeySignatoryAttributes>(),
random.NextEnum <DnsKeyProtocol>(), random.NextEnum <DnsAlgorithm>(),
random.NextBool() ? (ushort?)random.NextUShort() : null, random.NextDataSegment(random.Next(100))));
case DnsType.PointerX400:
return(new DnsResourceDataX400Pointer(random.NextUShort(), random.NextDnsDomainName(), random.NextDnsDomainName()));
case DnsType.GPos:
return(new DnsResourceDataGeographicalPosition((random.NextInt(-90, 90) * random.NextDouble()).ToString("0.##########"),
(random.NextInt(-180, 180) * random.NextDouble()).ToString("0.##########"),
(random.NextInt(-500, 50000) * random.NextDouble()).ToString("0.##########")));
case DnsType.Aaaa:
return(new DnsResourceDataIpV6(random.NextIpV6Address()));
case DnsType.Loc:
return(new DnsResourceDataLocationInformation(random.NextByte(),
(ulong)(random.NextInt(0, 10) * Math.Pow(10, random.NextInt(0, 10))),
(ulong)(random.NextInt(0, 10) * Math.Pow(10, random.NextInt(0, 10))),
(ulong)(random.NextInt(0, 10) * Math.Pow(10, random.NextInt(0, 10))),
random.NextUInt(), random.NextUInt(), random.NextUInt()));
case DnsType.NextDomain:
byte[] typeBitmap = random.NextBytes(random.Next(DnsResourceDataNextDomain.MaxTypeBitmapLength + 1));
if (typeBitmap.Length > 0 && typeBitmap[typeBitmap.Length - 1] == 0)
{
typeBitmap[typeBitmap.Length - 1] = random.NextByte(1, 256);
}
return(new DnsResourceDataNextDomain(random.NextDnsDomainName(), new DataSegment(typeBitmap)));
case DnsType.EId:
case DnsType.NimrodLocator:
case DnsType.DynamicHostConfigurationId:
return(new DnsResourceDataAnything(random.NextDataSegment(random.Next(32))));
case DnsType.ServerSelection:
return(new DnsResourceDataServerSelection(random.NextUShort(), random.NextUShort(), random.NextUShort(), random.NextDnsDomainName()));
case DnsType.AtmA:
return(new DnsResourceDataAtmAddress(random.NextEnum <DnsAtmAddressFormat>(), random.NextDataSegment(random.Next(100))));
case DnsType.NaPtr:
IEnumerable <byte> possibleFlags =
Enumerable.Range('0', '9' - '0' + 1).Concat(Enumerable.Range('a', 'z' - 'a' + 1)).Concat(Enumerable.Range('A', 'Z' - 'A' + 1)).Select(value => (byte)value);
return(new DnsResourceDataNamingAuthorityPointer(
random.NextUShort(), random.NextUShort(),
new DataSegment(FuncExtensions.GenerateArray(() => random.NextValue(possibleFlags.ToArray()), 10)),
random.NextDataSegment(random.Next(100)), random.NextDataSegment(random.Next(100)),
random.NextDnsDomainName()));
case DnsType.KeyExchanger:
return(new DnsResourceDataKeyExchanger(random.NextUShort(), random.NextDnsDomainName()));
case DnsType.Cert:
return(new DnsResourceDataCertificate(random.NextEnum <DnsCertificateType>(), random.NextUShort(), random.NextEnum <DnsAlgorithm>(),
random.NextDataSegment(random.Next(100))));
case DnsType.A6:
byte prefixLength = random.NextByte(DnsResourceDataA6.MaxPrefixLength + 1);
UInt128 addressSuffixValue = random.NextUInt128() >> prefixLength;
if (prefixLength < DnsResourceDataA6.MaxPrefixLength)
{
addressSuffixValue = (addressSuffixValue >> 1) + (UInt128.One << (127 - prefixLength));
}
return(new DnsResourceDataA6(prefixLength,
new IpV6Address(addressSuffixValue),
random.NextDnsDomainName()));
case DnsType.Sink:
return(new DnsResourceDataSink(random.NextEnum <DnsSinkCoding>(), random.NextByte(), random.NextDataSegment(random.Next(100))));
case DnsType.Opt:
return(new DnsResourceDataOptions(random.NextDnsOptions()));
case DnsType.Apl:
return(new DnsResourceDataAddressPrefixList(
((Func <DnsAddressPrefix>)
(() =>
new DnsAddressPrefix(random.NextEnum <AddressFamily>(), random.NextByte(), random.NextBool(),
random.NextDataSegment(random.Next(0, 128))))).GenerateArray(random.Next(10))));
case DnsType.DelegationSigner:
case DnsType.Cds:
case DnsType.TrustAnchor:
case DnsType.DnsSecLookAsideValidation:
return(new DnsResourceDataDelegationSigner(random.NextUShort(), random.NextEnum <DnsAlgorithm>(), random.NextEnum <DnsDigestType>(),
random.NextDataSegment(random.Next(50))));
case DnsType.SshFingerprint:
return(new DnsResourceDataSshFingerprint(random.NextEnum <DnsFingerprintPublicKeyAlgorithm>(), random.NextEnum <DnsFingerprintType>(),
random.NextDataSegment(random.Next(20))));
case DnsType.IpSecKey:
return(new DnsResourceDataIpSecKey(random.NextByte(), random.NextDnsGateway(), random.NextEnum <DnsPublicKeyAlgorithm>(),
random.NextDataSegment(random.Next(100))));
case DnsType.NSec:
return(new DnsResourceDataNextDomainSecure(random.NextDnsDomainName(), random.NextDnsTypeArray(random.Next(100))));
case DnsType.DnsKey:
return(new DnsResourceDataDnsKey(random.NextBool(), random.NextBool(), random.NextBool(), random.NextByte(), random.NextEnum <DnsAlgorithm>(),
random.NextDataSegment(random.Next(100))));
case DnsType.NSec3:
return(new DnsResourceDataNextDomainSecure3(random.NextEnum <DnsSecNSec3HashAlgorithm>(), random.NextFlags <DnsSecNSec3Flags>(),
random.NextUShort(), random.NextDataSegment(random.Next(10)), random.NextDataSegment(10),
random.NextDnsTypeArray(random.Next(100))));
case DnsType.NSec3Parameters:
return(new DnsResourceDataNextDomainSecure3Parameters(random.NextEnum <DnsSecNSec3HashAlgorithm>(), random.NextFlags <DnsSecNSec3Flags>(),
random.NextUShort(), random.NextDataSegment(random.Next(10))));
case DnsType.Hip:
return(new DnsResourceDataHostIdentityProtocol(random.NextDataSegment(random.NextInt(0, 100)), random.NextEnum <DnsPublicKeyAlgorithm>(),
random.NextDataSegment(random.NextInt(0, 100)),
((Func <DnsDomainName>)(() => random.NextDnsDomainName())).GenerateArray(random.NextInt(0, 10))));
case DnsType.NInfo:
return(new DnsResourceDataNInfo(((Func <DataSegment>)(() => random.NextDataSegment(random.NextInt(1, 10)))).GenerateArray(10).AsReadOnly()));
case DnsType.RKey:
return(new DnsResourceDataRKey(random.NextUShort(), random.NextByte(), random.NextEnum <DnsAlgorithm>(), random.NextDataSegment(random.NextInt(0, 100))));
case DnsType.TrustAnchorLink:
return(new DnsResourceDataTrustAnchorLink(random.NextDnsDomainName(), random.NextDnsDomainName()));
case DnsType.TKey:
return(new DnsResourceDataTransactionKey(random.NextDnsDomainName(), random.NextUInt(), random.NextUInt(),
random.NextEnum <DnsTransactionKeyMode>(), random.NextEnum <DnsResponseCode>(),
random.NextDataSegment(random.NextInt(0, 100)), random.NextDataSegment(random.NextInt(0, 100))));
case DnsType.TransactionSignature:
return(new DnsResourceDataTransactionSignature(random.NextDnsDomainName(), random.NextUInt48(), random.NextUShort(),
random.NextDataSegment(random.NextInt(0, 100)), random.NextUShort(),
random.NextEnum <DnsResponseCode>(), random.NextDataSegment(random.NextInt(0, 100))));
case DnsType.Uri:
return(new DnsResourceDataUri(random.NextUShort(), random.NextUShort(),
((Func <DataSegment>)(() => random.NextDataSegment(random.NextInt(0, 100)))).GenerateArray(random.NextInt(0, 10))));
case DnsType.CertificationAuthorityAuthorization:
return(new DnsResourceDataCertificationAuthorityAuthorization(random.NextFlags <DnsCertificationAuthorityAuthorizationFlags>(),
random.NextDataSegment(random.NextInt(0, 16)),
random.NextDataSegment(random.NextInt(0, 100))));
default:
return(new DnsResourceDataAnything(random.NextDataSegment(random.Next(100))));
}
}
public void GenerateArrayNullTest()
{
Assert.IsNotNull(FuncExtensions.GenerateArray <int>(null, 100));
Assert.Fail();
}