X509NameTokenizer
using System;
namespace Org.BouncyCastle.Asn1.X509
{
public class X509NameTokenizer
{
private readonly string m_value;
private readonly char m_separator;
private int m_index;
public X509NameTokenizer(string oid)
: this(oid, ',')
{
}
public X509NameTokenizer(string oid, char separator)
{
if (oid == null)
throw new ArgumentNullException("oid");
if (separator == '"' || separator == '\\')
throw new ArgumentException("reserved separator character", "separator");
m_value = oid;
m_separator = separator;
m_index = ((oid.Length >= 1) ? (-1) : 0);
}
public bool HasMoreTokens()
{
return m_index < m_value.Length;
}
public string NextToken()
{
if (m_index >= m_value.Length)
return null;
bool flag = false;
bool flag2 = false;
int num = m_index + 1;
while (++m_index < m_value.Length) {
char c = m_value[m_index];
if (flag2)
flag2 = false;
else if (c == '"') {
flag = !flag;
} else if (!flag) {
if (c == '\\')
flag2 = true;
else if (c == m_separator) {
return m_value.Substring(num, m_index - num);
}
}
}
if (flag2 | flag)
throw new ArgumentException("badly formatted directory string");
return m_value.Substring(num, m_index - num);
}
}
}