/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

/*
 *
 * It contains the class definition to implement nsISecurityContext XP-COM interface.
 *
 */


#ifndef nsCSecurityContext_h___
#define nsCSecurityContext_h___

#include "jscntxt.h"
#include "jsdbgapi.h"
#include "nsISecurityContext.h"
#include "nsIPrincipal.h"
#include "nsCOMPtr.h"

struct JSContext;

/**
 * nsCSecurityContext implements nsISecurityContext interface for navigator.
 * This is used by a JVM to implement netscape.javascript.JSObject functionality.
 */
class nsCSecurityContext :public nsISecurityContext {
public:
    ////////////////////////////////////////////////////////////////////////////
    // from nsISupports 

    NS_DECL_ISUPPORTS

    ////////////////////////////////////////////////////////////////////////////
    // from nsISecurityContext:

    /**
     * Get the security context to be used in LiveConnect.
     * This is used for JavaScript <--> Java.
     *
     * @param target        -- Possible target.
     * @param action        -- Possible action on the target.
     * @return              -- NS_OK if the target and action is permitted on the security context.
     *                      -- NS_FALSE otherwise.
     */
    NS_IMETHOD Implies(const char* target, const char* action, PRBool *bAllowedAccess);

    /**
     * Get the code base of the subject (caller).
     *
     * @param buf        -- Result buffer.
     * @param len        -- Buffer length.
     * @return           -- NS_OK if the codebase string was obtained.
     *                   -- NS_FALSE otherwise.
     */
    NS_IMETHOD GetOrigin(char* buf, int len);

    /**
     * Get the certificate thumbprint of the subject (caller).
     *
     * @param buf        -- Result buffer.
     * @param len        -- Buffer length.
     * @return           -- NS_OK if the codebase string was obtained.
     *                   -- NS_FALSE otherwise.
     */
    NS_IMETHOD GetCertificateID(char* buf, int len);

    ////////////////////////////////////////////////////////////////////////////
    // from nsCSecurityContext:

    nsCSecurityContext(JSContext* cx);
    nsCSecurityContext(nsIPrincipal* principal);
    virtual ~nsCSecurityContext(void);

protected:
    JSStackFrame *m_pJStoJavaFrame;
    JSContext    *m_pJSCX;
private:
    nsCOMPtr<nsIPrincipal> m_pPrincipal;
    PRBool        m_HasUniversalJavaCapability;
    PRBool        m_HasUniversalBrowserReadCapability;
};

#endif // nsCSecurityContext_h___
