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-rw-r--r--netwerk/cookie/CookieCommons.h141
1 files changed, 141 insertions, 0 deletions
diff --git a/netwerk/cookie/CookieCommons.h b/netwerk/cookie/CookieCommons.h
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+++ b/netwerk/cookie/CookieCommons.h
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_net_CookieCommons_h
+#define mozilla_net_CookieCommons_h
+
+#include <cstdint>
+#include <functional>
+#include "mozIThirdPartyUtil.h"
+#include "prtime.h"
+#include "nsString.h"
+#include "nsICookie.h"
+#include "mozilla/net/NeckoChannelParams.h"
+
+class nsIChannel;
+class nsIConsoleReportCollector;
+class nsICookieJarSettings;
+class nsIEffectiveTLDService;
+class nsIPrincipal;
+class nsIURI;
+
+namespace mozilla {
+
+namespace dom {
+class Document;
+}
+
+namespace net {
+
+// these constants represent an operation being performed on cookies
+enum CookieOperation { OPERATION_READ, OPERATION_WRITE };
+
+// these constants represent a decision about a cookie based on user prefs.
+enum CookieStatus {
+ STATUS_ACCEPTED,
+ STATUS_ACCEPT_SESSION,
+ STATUS_REJECTED,
+ // STATUS_REJECTED_WITH_ERROR indicates the cookie should be rejected because
+ // of an error (rather than something the user can control). this is used for
+ // notification purposes, since we only want to notify of rejections where
+ // the user can do something about it (e.g. whitelist the site).
+ STATUS_REJECTED_WITH_ERROR
+};
+
+class Cookie;
+
+// pref string constants
+static const char kPrefMaxNumberOfCookies[] = "network.cookie.maxNumber";
+static const char kPrefMaxCookiesPerHost[] = "network.cookie.maxPerHost";
+static const char kPrefCookieQuotaPerHost[] = "network.cookie.quotaPerHost";
+static const char kPrefCookiePurgeAge[] = "network.cookie.purgeAge";
+
+// default limits for the cookie list. these can be tuned by the
+// network.cookie.maxNumber and network.cookie.maxPerHost prefs respectively.
+static const uint32_t kMaxCookiesPerHost = 180;
+static const uint32_t kCookieQuotaPerHost = 150;
+static const uint32_t kMaxNumberOfCookies = 3000;
+static const uint32_t kMaxBytesPerCookie = 4096;
+static const uint32_t kMaxBytesPerPath = 1024;
+
+static const int64_t kCookiePurgeAge =
+ int64_t(30 * 24 * 60 * 60) * PR_USEC_PER_SEC; // 30 days in microseconds
+
+class CookieCommons final {
+ public:
+ static bool DomainMatches(Cookie* aCookie, const nsACString& aHost);
+
+ static bool PathMatches(Cookie* aCookie, const nsACString& aPath);
+
+ static nsresult GetBaseDomain(nsIEffectiveTLDService* aTLDService,
+ nsIURI* aHostURI, nsACString& aBaseDomain,
+ bool& aRequireHostMatch);
+
+ static nsresult GetBaseDomain(nsIPrincipal* aPrincipal,
+ nsACString& aBaseDomain);
+
+ static nsresult GetBaseDomainFromHost(nsIEffectiveTLDService* aTLDService,
+ const nsACString& aHost,
+ nsCString& aBaseDomain);
+
+ static void NotifyRejected(nsIURI* aHostURI, nsIChannel* aChannel,
+ uint32_t aRejectedReason,
+ CookieOperation aOperation);
+
+ static bool CheckPathSize(const CookieStruct& aCookieData);
+
+ static bool CheckNameAndValueSize(const CookieStruct& aCookieData);
+
+ static bool CheckName(const CookieStruct& aCookieData);
+
+ static bool CheckValue(const CookieStruct& aCookieData);
+
+ static bool CheckCookiePermission(nsIChannel* aChannel,
+ CookieStruct& aCookieData);
+
+ static bool CheckCookiePermission(nsIPrincipal* aPrincipal,
+ nsICookieJarSettings* aCookieJarSettings,
+ CookieStruct& aCookieData);
+
+ static already_AddRefed<Cookie> CreateCookieFromDocument(
+ dom::Document* aDocument, const nsACString& aCookieString,
+ int64_t aCurrentTimeInUsec, nsIEffectiveTLDService* aTLDService,
+ mozIThirdPartyUtil* aThirdPartyUtil,
+ std::function<bool(const nsACString&, const OriginAttributes&)>&&
+ aHasExistingCookiesLambda,
+ nsIURI** aDocumentURI, nsACString& aBaseDomain, OriginAttributes& aAttrs);
+
+ static already_AddRefed<nsICookieJarSettings> GetCookieJarSettings(
+ nsIChannel* aChannel);
+
+ static bool ShouldIncludeCrossSiteCookieForDocument(Cookie* aCookie);
+
+ static bool IsSchemeSupported(nsIPrincipal* aPrincipal);
+ static bool IsSchemeSupported(nsIURI* aURI);
+ static bool IsSchemeSupported(const nsACString& aScheme);
+
+ static nsICookie::schemeType URIToSchemeType(nsIURI* aURI);
+
+ static nsICookie::schemeType PrincipalToSchemeType(nsIPrincipal* aPrincipal);
+
+ static nsICookie::schemeType SchemeToSchemeType(const nsACString& aScheme);
+
+ // Returns true if the channel is a safe top-level navigation or if it's a
+ // download request
+ static bool IsSafeTopLevelNav(nsIChannel* aChannel);
+
+ // Returns true if the channel is a foreign with respect to the host-uri.
+ // For loads of TYPE_DOCUMENT, this function returns true if it's a cross
+ // site navigation.
+ // `aHadCrossSiteRedirects` will be true iff the channel had a cross-site
+ // redirect before the final URI.
+ static bool IsSameSiteForeign(nsIChannel* aChannel, nsIURI* aHostURI,
+ bool* aHadCrossSiteRedirects);
+};
+
+} // namespace net
+} // namespace mozilla
+
+#endif // mozilla_net_CookieCommons_h