/// <summary>
/// Constructs a new EF_DG1 file.
/// </summary>
/// <param name="data">bytes of the EF_DG1 file</param>
public DG1File(byte[] data)
{
dgNumber = 1;
raw = new byte[data.Length];
Array.Copy(data,RawBytes,data.Length);
MemoryStream dg1MemStream = new MemoryStream(data);
BERTLVInputStream dg1Stream = new BERTLVInputStream(dg1MemStream);
int tag = dg1Stream.readTag();
if (tag != IDGFile.EF_DG1_TAG) throw new ArgumentException("Expected EF_DG1_TAG");
int dg1Length = dg1Stream.readLength();
dg1Stream.skipToTag(MRZ_INFO_TAG);
dg1Stream.readLength();
_mrz = new MRZInfo(dg1MemStream);
}
/// <summary>
/// Constructs a new EF_DG15 file.
/// </summary>
/// <param name="data">bytes of the EF_DG15 file</param>
public DG15File(byte[] data)
{
dgNumber = 15;
raw = new byte[data.Length];
Array.Copy(data, RawBytes, data.Length);
MemoryStream dg15MemStream = new MemoryStream(data);
BERTLVInputStream dg15Stream = new BERTLVInputStream(dg15MemStream);
int tag = dg15Stream.readTag();
if (tag != IDGFile.EF_DG15_TAG)
{
throw new ArgumentException("Expected EF_DG15_TAG");
}
int dg15Length = dg15Stream.readLength();
byte[] value = dg15Stream.readValue();
Asn1InputStream aIn = new Asn1InputStream(value);
/*Asn1Sequence seq = (Asn1Sequence) aIn.ReadObject();
* string alg = ((DerSequence) seq[0])[0].ToString();
* byte[] publicKey = ((DerBitString)seq[1]).GetBytes();*/
SubjectPublicKeyInfo info = SubjectPublicKeyInfo.GetInstance(aIn.ReadObject());
PublicKey = RsaPublicKeyStructure.GetInstance(info.GetPublicKey());
}
/// <summary>
/// Constructs a new EF_SOD file.
/// </summary>
/// <param name="data">bytes of the EF_DG1 file</param>
public SODFile(byte[] data)
{
MemoryStream dataStream = new MemoryStream(data);
BERTLVInputStream tlvStream = new BERTLVInputStream(dataStream);
int tag = tlvStream.readTag();
if (tag != IDGFile.EF_SOD_TAG) throw new ArgumentException("Expected EF_SOD_TAG");
int length = tlvStream.readLength();
Asn1InputStream sodAsn1 = new Asn1InputStream(dataStream);
DerSequence seq = (DerSequence)sodAsn1.ReadObject();
DerObjectIdentifier objectIdentifier = (DerObjectIdentifier)seq[0];
//DerTaggedObject o = (DerTaggedObject)seq[1];
DerSequence s2 = (DerSequence)((DerTaggedObject)seq[1]).GetObject();
IEnumerator e = s2.GetEnumerator();
e.MoveNext();
DerInteger version = (DerInteger)e.Current;
e.MoveNext();
Asn1Set digestAlgorithms = (Asn1Set)e.Current;
e.MoveNext();
ContentInfo contentInfo = ContentInfo.GetInstance(e.Current);
Asn1Set signerInfos = null;
bool certsBer = false;
bool crlsBer = false;
Asn1Set certificates = null;
Asn1Set crls = null;
while (e.MoveNext())
{
Object o = e.Current;
if (o is Asn1TaggedObject)
{
Asn1TaggedObject tagged = (Asn1TaggedObject)o;
switch (tagged.TagNo)
{
case 0:
certsBer = tagged is BerTaggedObject;
certificates = Asn1Set.GetInstance(tagged, false);
break;
case 1:
crlsBer = tagged is BerTaggedObject;
crls = Asn1Set.GetInstance(tagged, false);
break;
default:
throw new ArgumentException("unknown tag value " + tagged.TagNo);
}
}
else
{
signerInfos = (Asn1Set)o;
}
}
_signedData = new SignedData(digestAlgorithms, contentInfo, certificates, crls, signerInfos);
byte[] content = ((DerOctetString)contentInfo.Content).GetOctets();
Asn1InputStream inStream = new Asn1InputStream(content);
_lds = new LdsSecurityObject((Asn1Sequence)inStream.ReadObject());
}
/// <summary>
/// Constructs a new EF_DG1 file.
/// </summary>
/// <param name="data">bytes of the EF_DG1 file</param>
public DG1File(byte[] data)
{
dgNumber = 1;
raw = new byte[data.Length];
Array.Copy(data, RawBytes, data.Length);
MemoryStream dg1MemStream = new MemoryStream(data);
BERTLVInputStream dg1Stream = new BERTLVInputStream(dg1MemStream);
int tag = dg1Stream.readTag();
if (tag != IDGFile.EF_DG1_TAG)
{
throw new ArgumentException("Expected EF_DG1_TAG");
}
int dg1Length = dg1Stream.readLength();
dg1Stream.skipToTag(MRZ_INFO_TAG);
dg1Stream.readLength();
_mrz = new MRZInfo(dg1MemStream);
}
/// <summary>
/// Constructs a new EF_DG15 file.
/// </summary>
/// <param name="data">bytes of the EF_DG15 file</param>
public DG15File(byte[] data)
{
dgNumber = 15;
raw = new byte[data.Length];
Array.Copy(data, RawBytes, data.Length);
MemoryStream dg15MemStream = new MemoryStream(data);
BERTLVInputStream dg15Stream = new BERTLVInputStream(dg15MemStream);
int tag = dg15Stream.readTag();
if (tag != IDGFile.EF_DG15_TAG) throw new ArgumentException("Expected EF_DG15_TAG");
int dg15Length = dg15Stream.readLength();
byte[] value = dg15Stream.readValue();
Asn1InputStream aIn = new Asn1InputStream(value);
/*Asn1Sequence seq = (Asn1Sequence) aIn.ReadObject();
string alg = ((DerSequence) seq[0])[0].ToString();
byte[] publicKey = ((DerBitString)seq[1]).GetBytes();*/
SubjectPublicKeyInfo info = SubjectPublicKeyInfo.GetInstance(aIn.ReadObject());
PublicKey = RsaPublicKeyStructure.GetInstance(info.GetPublicKey());
}
/// <summary>
/// Constructs a new EF_SOD file.
/// </summary>
/// <param name="data">bytes of the EF_DG1 file</param>
public SODFile(byte[] data)
{
MemoryStream dataStream = new MemoryStream(data);
BERTLVInputStream tlvStream = new BERTLVInputStream(dataStream);
int tag = tlvStream.readTag();
if (tag != IDGFile.EF_SOD_TAG)
{
throw new ArgumentException("Expected EF_SOD_TAG");
}
int length = tlvStream.readLength();
Asn1InputStream sodAsn1 = new Asn1InputStream(dataStream);
DerSequence seq = (DerSequence)sodAsn1.ReadObject();
DerObjectIdentifier objectIdentifier = (DerObjectIdentifier)seq[0];
//DerTaggedObject o = (DerTaggedObject)seq[1];
DerSequence s2 = (DerSequence)((DerTaggedObject)seq[1]).GetObject();
IEnumerator e = s2.GetEnumerator();
e.MoveNext();
DerInteger version = (DerInteger)e.Current;
e.MoveNext();
Asn1Set digestAlgorithms = (Asn1Set)e.Current;
e.MoveNext();
ContentInfo contentInfo = ContentInfo.GetInstance(e.Current);
Asn1Set signerInfos = null;
bool certsBer = false;
bool crlsBer = false;
Asn1Set certificates = null;
Asn1Set crls = null;
while (e.MoveNext())
{
Object o = e.Current;
if (o is Asn1TaggedObject)
{
Asn1TaggedObject tagged = (Asn1TaggedObject)o;
switch (tagged.TagNo)
{
case 0:
certsBer = tagged is BerTaggedObject;
certificates = Asn1Set.GetInstance(tagged, false);
break;
case 1:
crlsBer = tagged is BerTaggedObject;
crls = Asn1Set.GetInstance(tagged, false);
break;
default:
throw new ArgumentException("unknown tag value " + tagged.TagNo);
}
}
else
{
signerInfos = (Asn1Set)o;
}
}
_signedData = new SignedData(digestAlgorithms, contentInfo, certificates, crls, signerInfos);
byte[] content = ((DerOctetString)contentInfo.Content).GetOctets();
Asn1InputStream inStream = new Asn1InputStream(content);
_lds = new LdsSecurityObject((Asn1Sequence)inStream.ReadObject());
}