X509ExtensionEnumerator.cs

using System.Collections;

namespace System.Security.Cryptography.X509Certificates
{
    public sealed class X509ExtensionEnumerator : IEnumerator
    {
        private X509ExtensionCollection m_extensions;

        private int m_current;

        public X509Extension Current => m_extensions[m_current];

        object IEnumerator.Current
        {
            get
            {
                return m_extensions[m_current];
            }
        }

        private X509ExtensionEnumerator()
        {
        }

        internal X509ExtensionEnumerator(X509ExtensionCollection extensions)
        {
            m_extensions = extensions;
            m_current = -1;
        }

        public bool MoveNext()
        {
            if (m_current == m_extensions.Count - 1)
            {
                return false;
            }
            m_current++;
            return true;
        }

        public void Reset()
        {
            m_current = -1;
        }
    }
}