/**
* Takes an X509 dir name as a string of the format "C=AU, ST=Victoria", or
* some such, converting it into an ordered set of name attributes. lookUp
* should provide a table of lookups, indexed by lowercase only strings and
* yielding a DerObjectIdentifier, other than that OID. and numeric oids
* will be processed automatically. The passed in converter is used to convert the
* string values to the right of each equals sign to their ASN.1 counterparts.
* <br/>
* @param reverse true if we should start scanning from the end, false otherwise.
* @param lookUp table of names and oids.
* @param dirName the string dirName
* @param converter the converter to convert string values into their ASN.1 equivalents
*/
public X509Name(
bool reverse,
IDictionary lookUp,
string dirName,
X509NameEntryConverter converter)
{
this.converter = converter;
X509NameTokenizer nTok = new X509NameTokenizer(dirName);
while (nTok.HasMoreTokens())
{
string token = nTok.NextToken();
int index = token.IndexOf('=');
if (index == -1)
{
throw new ArgumentException("badly formated directory string");
}
string name = token.Substring(0, index);
string value = token.Substring(index + 1);
DerObjectIdentifier oid = DecodeOid(name, lookUp);
if (value.IndexOf('+') > 0)
{
X509NameTokenizer vTok = new X509NameTokenizer(value, '+');
string v = vTok.NextToken();
this.ordering.Add(oid);
this.values.Add(v);
this.added.Add(false);
while (vTok.HasMoreTokens())
{
string sv = vTok.NextToken();
int ndx = sv.IndexOf('=');
string nm = sv.Substring(0, ndx);
string vl = sv.Substring(ndx + 1);
this.ordering.Add(DecodeOid(nm, lookUp));
this.values.Add(vl);
this.added.Add(true);
}
}
else
{
this.ordering.Add(oid);
this.values.Add(value);
this.added.Add(false);
}
}
if (reverse)
{
// this.ordering.Reverse();
// this.values.Reverse();
// this.added.Reverse();
IList o = Platform.CreateArrayList();
IList v = Platform.CreateArrayList();
IList a = Platform.CreateArrayList();
int count = 1;
for (int i = 0; i < this.ordering.Count; i++)
{
if (!((bool) this.added[i]))
{
count = 0;
}
int index = count++;
o.Insert(index, this.ordering[i]);
v.Insert(index, this.values[i]);
a.Insert(index, this.added[i]);
}
this.ordering = o;
this.values = v;
this.added = a;
}
}
/**
* Takes two vectors one of the oids and the other of the values.
* <p>
* The passed in converter will be used to convert the strings into their
* ASN.1 counterparts.</p>
*/
public X509Name(
IList oids,
IList values,
X509NameEntryConverter converter)
{
this.converter = converter;
if (oids.Count != values.Count)
{
throw new ArgumentException("'oids' must be same length as 'values'.");
}
for (int i = 0; i < oids.Count; i++)
{
this.ordering.Add(oids[i]);
this.values.Add(values[i]);
this.added.Add(false);
}
}
/**
* Takes an X509 dir name as a string of the format "C=AU, ST=Victoria", or
* some such, converting it into an ordered set of name attributes with each
* string value being converted to its associated ASN.1 type using the passed
* in converter. If reverse is true the ASN.1 sequence representing the DN will
* be built by starting at the end of the string, rather than the start.
*/
public X509Name(
bool reverse,
string dirName,
X509NameEntryConverter converter)
: this(reverse, DefaultLookup, dirName, converter)
{
}
/**
* Constructor from a table of attributes with ordering.
* <p>
* it's is assumed the table contains OID/string pairs, and the contents
* of the table are copied into an internal table as part of the
* construction process. The ordering ArrayList should contain the OIDs
* in the order they are meant to be encoded or printed in ToString.</p>
* <p>
* The passed in converter will be used to convert the strings into their
* ASN.1 counterparts.</p>
*/
public X509Name(
IList ordering,
IDictionary attributes,
X509NameEntryConverter converter)
{
this.converter = converter;
foreach (DerObjectIdentifier oid in ordering)
{
object attribute = attributes[oid];
if (attribute == null)
{
throw new ArgumentException("No attribute for object id - " + oid + " - passed to distinguished name");
}
this.ordering.Add(oid);
this.added.Add(false);
this.values.Add(attribute); // copy the hash table
}
}
