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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef NET_BASE_COOKIE_POLICY_H_
#define NET_BASE_COOKIE_POLICY_H_
#pragma once
#include <string>
#include "net/base/completion_callback.h"
class GURL;
namespace net {
// Alternative success codes for CookiePolicy::Can{Get,Set}Cookie(s).
enum {
OK_FOR_SESSION_ONLY = 1, // The cookie may be set but not persisted.
};
class CookiePolicy {
public:
// Determines if the URL's cookies may be read.
//
// Returns:
// OK - if allowed to read cookies
// ERR_ACCESS_DENIED - if not allowed to read cookies
// ERR_IO_PENDING - if the result will be determined asynchronously
//
// If the return value is ERR_IO_PENDING, then the given callback will be
// notified once the final result is determined. Note: The callback must
// remain valid until notified.
virtual int CanGetCookies(const GURL& url,
const GURL& first_party_for_cookies,
CompletionCallback* callback) = 0;
// Determines if the URL's cookies may be written. Returns OK if allowed to
// write a cookie for the given URL. Returns ERR_IO_PENDING to indicate that
// the completion callback will be notified (asynchronously and on the
// current thread) of the final result. Note: The completion callback must
// remain valid until notified.
// Determines if the URL's cookies may be written.
//
// Returns:
// OK - if allowed to write cookies
// OK_FOR_SESSION_ONLY - if allowed to write cookies, but forces them to
// be stored as session cookies
// ERR_ACCESS_DENIED - if not allowed to write cookies
// ERR_IO_PENDING - if the result will be determined asynchronously
//
// If the return value is ERR_IO_PENDING, then the given callback will be
// notified once the final result is determined. Note: The callback must
// remain valid until notified.
virtual int CanSetCookie(const GURL& url,
const GURL& first_party_for_cookies,
const std::string& cookie_line,
CompletionCallback* callback) = 0;
protected:
virtual ~CookiePolicy() {}
};
} // namespace net
#endif // NET_BASE_COOKIE_POLICY_H_
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