143 lines
2.9 KiB
C#
143 lines
2.9 KiB
C#
//
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// OciServiceHandle.cs
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//
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// Part of managed C#/.NET library System.Data.OracleClient.dll
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//
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// Part of the Mono class libraries at
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// mcs/class/System.Data.OracleClient/System.Data.OracleClient.Oci
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//
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// Assembly: System.Data.OracleClient.dll
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// Namespace: System.Data.OracleClient.Oci
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//
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// Author:
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// Tim Coleman <tim@timcoleman.com>
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// Daniel Morgan <monodanmorg@yahoo.com>
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//
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// Copyright (C) Tim Coleman, 2003
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// Copyright (C) Daniel Morgan, 2009
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//
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//#define ORACLE_DATA_ACCESS
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using System;
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using System.Runtime.InteropServices;
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namespace System.Data.OracleClient.Oci {
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internal sealed class OciServiceHandle : OciHandle
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{
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#region Fields
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bool disposed = false;
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OciSessionHandle session;
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OciServerHandle server;
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OciErrorHandle errorHandle;
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#if ORACLE_DATA_ACCESS
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static readonly uint OCI_AUTH = 8;
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#endif
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#endregion // Fields
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#region Constructors
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public OciServiceHandle (OciHandle parent, IntPtr handle)
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: base (OciHandleType.Service, parent, handle)
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{
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}
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#endregion // Constructors
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#region Properties
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public OciErrorHandle ErrorHandle {
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get { return errorHandle; }
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set { errorHandle = value; }
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}
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#endregion // Properties
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#region Methods
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protected override void Dispose (bool disposing)
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{
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if (!disposed) {
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try {
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if (disposing) {
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//if (server != null)
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// server.Dispose ();
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//if (session != null)
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// session.Dispose ();
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}
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disposed = true;
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} finally {
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base.Dispose (disposing);
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}
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}
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}
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public bool SetServer (OciServerHandle handle)
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{
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server = handle;
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int status = OciCalls.OCIAttrSet (this,
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HandleType,
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server,
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0,
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OciAttributeType.Server,
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ErrorHandle);
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return (status == 0);
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}
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public bool SetSession (OciSessionHandle handle)
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{
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session = handle;
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int status = OciCalls.OCIAttrSet (this,
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HandleType,
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session,
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0,
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OciAttributeType.Session,
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ErrorHandle);
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return (status == 0);
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}
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#if ORACLE_DATA_ACCESS
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byte[] UnicodeToCharSet (string s)
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{
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int rsize = 0;
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byte [] buffer;
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// Get size of buffer
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OciCalls.OCIUnicodeToCharSet (Parent, null, s, out rsize);
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// Fill buffer
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buffer = new byte[rsize];
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OciCalls.OCIUnicodeToCharSet (Parent, buffer, s, out rsize);
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return buffer;
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}
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internal bool ChangePassword (string new_password, OciErrorHandle error)
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{
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if (!session.SetCredentialAttributes (error))
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return false;
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byte[] ub = UnicodeToCharSet (session.Username
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byte[] opb = UnicodeToCharSet (session.Password);
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byte[] npb = UnicodeToCharSet (new_password);
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int status = OciCalls.OCIPasswordChange (this, error, ub, ub.Length, opb, opb.Length, npb, npb.Length, OCI_AUTH);
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if (status == 0) {
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session.Password = new_password;
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return true;
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}
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return false;
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}
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#endif
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#endregion // Methods
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}
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}
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