| // Copyright 2014 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 IOS_NET_COOKIES_COOKIE_CACHE_H_ |
| #define IOS_NET_COOKIES_COOKIE_CACHE_H_ |
| |
| #include <map> |
| #include <set> |
| #include <string> |
| #include <utility> |
| |
| #include "net/cookies/canonical_cookie.h" |
| #include "url/gurl.h" |
| |
| namespace net { |
| |
| // CookieCache is a specialized cache for storing the set of cookies with a |
| // specified name that would be sent with requests for a given URL. It only |
| // provides one operation, Update(), which updates the set of cookies for a |
| // (url, name) pair and returns whether the new set for that (url, name) pair is |
| // different from the old set. |
| class CookieCache { |
| public: |
| CookieCache(); |
| |
| CookieCache(const CookieCache&) = delete; |
| CookieCache& operator=(const CookieCache&) = delete; |
| |
| ~CookieCache(); |
| |
| // Update the cookie cache with cookies named |name| that would be sent for a |
| // request to |url|. The new vector of cookies overwrite the existing cookies |
| // stored for the specified (url, name) pair. |
| // |
| // Returns true if the new set is different from the old set, i.e.: |
| // * any cookie in |new_cookies| is not present in the cache |
| // * any cookie in the cache is not present in |new_cookies| |
| // * any cookie in both |new_cookies| and the cache has changed value |
| // Returns false otherwise. |
| // |
| // |out_removed_cookies|, if not NULL, will be populated with the cookies that |
| // were removed. |
| // |out_changed_cookies|, if not NULL, will be populated with the cookies that |
| // were added. |
| bool Update(const GURL& url, |
| const std::string& name, |
| const std::vector<net::CanonicalCookie>& new_cookies, |
| std::vector<net::CanonicalCookie>* out_removed_cookies, |
| std::vector<net::CanonicalCookie>* out_added_cookies); |
| |
| private: |
| // Compares two cookies, returning true if |lhs| comes before |rhs| in the |
| // partial ordering defined for CookieSet. This effectively does a |
| // lexicographic comparison of (domain, path, name) tuples for two cookies. |
| struct CookieComparator { |
| bool operator()(const net::CanonicalCookie& lhs, |
| const net::CanonicalCookie& rhs) const; |
| }; |
| |
| // Compares two cookies, returning true if |lhs| comes before |rhs| in the |
| // partial ordering defined for CookieSet. This effectively does a |
| // lexicographic comparison of (domain, path, name, value) tuples for two |
| // cookies. |
| struct CookieAndValueComparator { |
| bool operator()(const net::CanonicalCookie& lhs, |
| const net::CanonicalCookie& rhs) const; |
| }; |
| |
| typedef std::set<net::CanonicalCookie, CookieComparator> CookieSet; |
| typedef std::pair<GURL, std::string> CookieKey; |
| typedef std::map<CookieKey, CookieSet> CookieKeyPathMap; |
| |
| CookieKeyPathMap cache_; |
| }; |
| |
| } // namespace net |
| |
| #endif // IOS_NET_COOKIES_COOKIE_CACHE_H_ |