public bool RemovePassword(string host, string username)
{
if (this._objectAlreadyDisposed)
{
throw new ObjectDisposedException("CredentialStore");
}
bool flag = false;
if (File.Exists(this._credentialFilePath))
{
FileStream fileStream = (FileStream)null;
try
{
fileStream = this.OpenFile(FileShare.None);
XmlDocument credentialsXmlDocument = this.LoadCredentialsDocument((Stream)fileStream);
XmlNode credentialNode = CredentialStore.GetCredentialNode(credentialsXmlDocument, host, username, this._isUsernameCaseSensitive);
flag = credentialNode != null;
if (credentialNode != null)
{
credentialsXmlDocument.SelectSingleNode("/Credentials").RemoveChild(credentialNode);
CredentialStore.SaveCredentialsDocument(credentialsXmlDocument, (Stream)fileStream);
}
}
finally
{
if (fileStream != null)
{
fileStream.Dispose();
}
}
}
return(flag);
}
public bool AddPassword(string host, string username, char[] password)
{
if (this._objectAlreadyDisposed)
{
throw new ObjectDisposedException("CredentialStore");
}
if (string.IsNullOrEmpty(host))
{
throw new ArgumentException("Host name cannot be empty.", "host");
}
if (string.IsNullOrEmpty(username))
{
throw new ArgumentException("User name cannot be empty.", "username");
}
if (password == null)
{
password = new char[0];
}
FileStream fileStream = (FileStream)null;
bool flag;
try
{
if (!File.Exists(this._credentialFilePath))
{
using (File.Create(this._credentialFilePath, 8192, FileOptions.RandomAccess, CredentialStore.GetSecuritySettings()))
;
fileStream = this.OpenFile(FileShare.None);
CredentialStore.InitializeCredentialsDocument((Stream)fileStream);
}
else
{
fileStream = this.OpenFile(FileShare.None);
}
XmlDocument credentialsXmlDocument = this.LoadCredentialsDocument((Stream)fileStream);
XmlNode xmlNode = CredentialStore.GetCredentialNode(credentialsXmlDocument, host, username, this._isUsernameCaseSensitive);
flag = xmlNode == null;
if (xmlNode == null)
{
xmlNode = (XmlNode)credentialsXmlDocument.CreateElement("passwordEntry");
}
else
{
xmlNode.RemoveAll();
}
CredentialStore.FillCredentialNode(xmlNode, host, username, password);
Array.Clear((Array)password, 0, password.Length);
credentialsXmlDocument.SelectSingleNode("/Credentials").AppendChild(xmlNode);
CredentialStore.SaveCredentialsDocument(credentialsXmlDocument, (Stream)fileStream);
}
finally
{
if (fileStream != null)
{
fileStream.Dispose();
}
}
return(flag);
}
private static char[] GetPasswordInternal(XmlDocument credentialsXmlDocument, string host, string username, bool isUsernameCaseSensitive)
{
char[] chArray = (char[])null;
XmlNode credentialNode = CredentialStore.GetCredentialNode(credentialsXmlDocument, host, username, isUsernameCaseSensitive);
if (credentialNode != null)
{
chArray = CredentialStore.DecryptPassword(credentialNode["password"].InnerText);
}
return(chArray);
}
