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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/fetch/InternalRequest.h
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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diff --git a/dom/fetch/InternalRequest.h b/dom/fetch/InternalRequest.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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_dom_InternalRequest_h
+#define mozilla_dom_InternalRequest_h
+
+#include "mozilla/dom/HeadersBinding.h"
+#include "mozilla/dom/InternalHeaders.h"
+#include "mozilla/dom/RequestBinding.h"
+#include "mozilla/LoadTainting.h"
+#include "mozilla/net/ReferrerPolicy.h"
+
+#include "nsIContentPolicy.h"
+#include "nsIInputStream.h"
+#include "nsISupportsImpl.h"
+#ifdef DEBUG
+#include "nsIURLParser.h"
+#include "nsNetCID.h"
+#include "nsServiceManagerUtils.h"
+#endif
+
+namespace mozilla {
+
+namespace ipc {
+class PrincipalInfo;
+} // namespace ipc
+
+namespace dom {
+
+/*
+ * The mapping of RequestContext and nsContentPolicyType is currently as the
+ * following. Note that this mapping is not perfect yet (see the TODO comments
+ * below for examples).
+ *
+ * RequestContext | nsContentPolicyType
+ * ------------------+--------------------
+ * audio | TYPE_INTERNAL_AUDIO
+ * beacon | TYPE_BEACON
+ * cspreport | TYPE_CSP_REPORT
+ * download |
+ * embed | TYPE_INTERNAL_EMBED
+ * eventsource |
+ * favicon |
+ * fetch | TYPE_FETCH
+ * font | TYPE_FONT
+ * form |
+ * frame | TYPE_INTERNAL_FRAME
+ * hyperlink |
+ * iframe | TYPE_INTERNAL_IFRAME
+ * image | TYPE_INTERNAL_IMAGE, TYPE_INTERNAL_IMAGE_PRELOAD, TYPE_INTERNAL_IMAGE_FAVICON
+ * imageset | TYPE_IMAGESET
+ * import | Not supported by Gecko
+ * internal | TYPE_DOCUMENT, TYPE_XBL, TYPE_OTHER
+ * location |
+ * manifest | TYPE_WEB_MANIFEST
+ * object | TYPE_INTERNAL_OBJECT
+ * ping | TYPE_PING
+ * plugin | TYPE_OBJECT_SUBREQUEST
+ * prefetch |
+ * script | TYPE_INTERNAL_SCRIPT, TYPE_INTERNAL_SCRIPT_PRELOAD
+ * sharedworker | TYPE_INTERNAL_SHARED_WORKER
+ * subresource | Not supported by Gecko
+ * style | TYPE_INTERNAL_STYLESHEET, TYPE_INTERNAL_STYLESHEET_PRELOAD
+ * track | TYPE_INTERNAL_TRACK
+ * video | TYPE_INTERNAL_VIDEO
+ * worker | TYPE_INTERNAL_WORKER
+ * xmlhttprequest | TYPE_INTERNAL_XMLHTTPREQUEST
+ * eventsource | TYPE_INTERNAL_EVENTSOURCE
+ * xslt | TYPE_XSLT
+ *
+ * TODO: Figure out if TYPE_REFRESH maps to anything useful
+ * TODO: Figure out if TYPE_DTD maps to anything useful
+ * TODO: Figure out if TYPE_WEBSOCKET maps to anything useful
+ * TODO: Add a content type for prefetch
+ * TODO: Use the content type for manifest when it becomes available
+ * TODO: Add a content type for location
+ * TODO: Add a content type for hyperlink
+ * TODO: Add a content type for form
+ * TODO: Add a content type for favicon
+ * TODO: Add a content type for download
+ */
+
+class Request;
+class IPCInternalRequest;
+
+#define kFETCH_CLIENT_REFERRER_STR "about:client"
+class InternalRequest final
+{
+ friend class Request;
+public:
+ NS_INLINE_DECL_THREADSAFE_REFCOUNTING(InternalRequest)
+ InternalRequest(const nsACString& aURL, const nsACString& aFragment);
+ InternalRequest(const nsACString& aURL,
+ const nsACString& aFragment,
+ const nsACString& aMethod,
+ already_AddRefed<InternalHeaders> aHeaders,
+ RequestCache aCacheMode,
+ RequestMode aMode,
+ RequestRedirect aRequestRedirect,
+ RequestCredentials aRequestCredentials,
+ const nsAString& aReferrer,
+ ReferrerPolicy aReferrerPolicy,
+ nsContentPolicyType aContentPolicyType,
+ const nsAString& aIntegrity);
+
+ explicit InternalRequest(const IPCInternalRequest& aIPCRequest);
+
+ void ToIPC(IPCInternalRequest* aIPCRequest);
+
+ already_AddRefed<InternalRequest> Clone();
+
+ void
+ GetMethod(nsCString& aMethod) const
+ {
+ aMethod.Assign(mMethod);
+ }
+
+ void
+ SetMethod(const nsACString& aMethod)
+ {
+ mMethod.Assign(aMethod);
+ }
+
+ bool
+ HasSimpleMethod() const
+ {
+ return mMethod.LowerCaseEqualsASCII("get") ||
+ mMethod.LowerCaseEqualsASCII("post") ||
+ mMethod.LowerCaseEqualsASCII("head");
+ }
+ // GetURL should get the request's current url with fragment. A request has
+ // an associated current url. It is a pointer to the last fetch URL in
+ // request's url list.
+ void
+ GetURL(nsACString& aURL) const
+ {
+ aURL.Assign(GetURLWithoutFragment());
+ if (GetFragment().IsEmpty()) {
+ return;
+ }
+ aURL.Append(NS_LITERAL_CSTRING("#"));
+ aURL.Append(GetFragment());
+ }
+
+ const nsCString&
+ GetURLWithoutFragment() const
+ {
+ MOZ_RELEASE_ASSERT(!mURLList.IsEmpty(),
+ "Internal Request's urlList should not be empty.");
+
+ return mURLList.LastElement();
+ }
+ // AddURL should append the url into url list.
+ // Normally we strip the fragment from the URL in Request::Constructor and
+ // pass the fragment as the second argument into it.
+ // If a fragment is present in the URL it must be stripped and passed in
+ // separately.
+ void
+ AddURL(const nsACString& aURL, const nsACString& aFragment)
+ {
+ MOZ_ASSERT(!aURL.IsEmpty());
+ MOZ_ASSERT(!aURL.Contains('#'));
+
+ mURLList.AppendElement(aURL);
+
+ mFragment.Assign(aFragment);
+ }
+ // Get the URL list without their fragments.
+ void
+ GetURLListWithoutFragment(nsTArray<nsCString>& aURLList)
+ {
+ aURLList.Assign(mURLList);
+ }
+ void
+ GetReferrer(nsAString& aReferrer) const
+ {
+ aReferrer.Assign(mReferrer);
+ }
+
+ void
+ SetReferrer(const nsAString& aReferrer)
+ {
+#ifdef DEBUG
+ bool validReferrer = false;
+ if (aReferrer.IsEmpty() ||
+ aReferrer.EqualsLiteral(kFETCH_CLIENT_REFERRER_STR)) {
+ validReferrer = true;
+ } else {
+ nsCOMPtr<nsIURLParser> parser = do_GetService(NS_STDURLPARSER_CONTRACTID);
+ if (!parser) {
+ NS_WARNING("Could not get parser to validate URL!");
+ } else {
+ uint32_t schemePos;
+ int32_t schemeLen;
+ uint32_t authorityPos;
+ int32_t authorityLen;
+ uint32_t pathPos;
+ int32_t pathLen;
+
+ NS_ConvertUTF16toUTF8 ref(aReferrer);
+ nsresult rv = parser->ParseURL(ref.get(), ref.Length(),
+ &schemePos, &schemeLen,
+ &authorityPos, &authorityLen,
+ &pathPos, &pathLen);
+ if (NS_FAILED(rv)) {
+ NS_WARNING("Invalid referrer URL!");
+ } else if (schemeLen < 0 || authorityLen < 0) {
+ NS_WARNING("Invalid referrer URL!");
+ } else {
+ validReferrer = true;
+ }
+ }
+ }
+
+ MOZ_ASSERT(validReferrer);
+#endif
+
+ mReferrer.Assign(aReferrer);
+ }
+
+ ReferrerPolicy
+ ReferrerPolicy_() const
+ {
+ return mReferrerPolicy;
+ }
+
+ void
+ SetReferrerPolicy(ReferrerPolicy aReferrerPolicy)
+ {
+ mReferrerPolicy = aReferrerPolicy;
+ }
+
+ net::ReferrerPolicy
+ GetEnvironmentReferrerPolicy() const
+ {
+ return mEnvironmentReferrerPolicy;
+ }
+
+ void
+ SetEnvironmentReferrerPolicy(net::ReferrerPolicy aReferrerPolicy)
+ {
+ mEnvironmentReferrerPolicy = aReferrerPolicy;
+ }
+
+ bool
+ SkipServiceWorker() const
+ {
+ return mSkipServiceWorker;
+ }
+
+ void
+ SetSkipServiceWorker()
+ {
+ mSkipServiceWorker = true;
+ }
+
+ bool
+ IsSynchronous() const
+ {
+ return mSynchronous;
+ }
+
+ RequestMode
+ Mode() const
+ {
+ return mMode;
+ }
+
+ void
+ SetMode(RequestMode aMode)
+ {
+ mMode = aMode;
+ }
+
+ RequestCredentials
+ GetCredentialsMode() const
+ {
+ return mCredentialsMode;
+ }
+
+ void
+ SetCredentialsMode(RequestCredentials aCredentialsMode)
+ {
+ mCredentialsMode = aCredentialsMode;
+ }
+
+ LoadTainting
+ GetResponseTainting() const
+ {
+ return mResponseTainting;
+ }
+
+ void
+ MaybeIncreaseResponseTainting(LoadTainting aTainting)
+ {
+ if (aTainting > mResponseTainting) {
+ mResponseTainting = aTainting;
+ }
+ }
+
+ RequestCache
+ GetCacheMode() const
+ {
+ return mCacheMode;
+ }
+
+ void
+ SetCacheMode(RequestCache aCacheMode)
+ {
+ mCacheMode = aCacheMode;
+ }
+
+ RequestRedirect
+ GetRedirectMode() const
+ {
+ return mRedirectMode;
+ }
+
+ void
+ SetRedirectMode(RequestRedirect aRedirectMode)
+ {
+ mRedirectMode = aRedirectMode;
+ }
+
+ const nsString&
+ GetIntegrity() const
+ {
+ return mIntegrity;
+ }
+ void
+ SetIntegrity(const nsAString& aIntegrity)
+ {
+ MOZ_ASSERT(mIntegrity.IsEmpty());
+ mIntegrity.Assign(aIntegrity);
+ }
+ const nsCString&
+ GetFragment() const
+ {
+ return mFragment;
+ }
+
+ nsContentPolicyType
+ ContentPolicyType() const
+ {
+ return mContentPolicyType;
+ }
+ void
+ SetContentPolicyType(nsContentPolicyType aContentPolicyType);
+
+ void
+ OverrideContentPolicyType(nsContentPolicyType aContentPolicyType);
+
+ RequestContext
+ Context() const
+ {
+ return MapContentPolicyTypeToRequestContext(mContentPolicyType);
+ }
+
+ bool
+ UnsafeRequest() const
+ {
+ return mUnsafeRequest;
+ }
+
+ void
+ SetUnsafeRequest()
+ {
+ mUnsafeRequest = true;
+ }
+
+ InternalHeaders*
+ Headers()
+ {
+ return mHeaders;
+ }
+
+ bool
+ ForceOriginHeader()
+ {
+ return mForceOriginHeader;
+ }
+
+ bool
+ SameOriginDataURL() const
+ {
+ return mSameOriginDataURL;
+ }
+
+ void
+ UnsetSameOriginDataURL()
+ {
+ mSameOriginDataURL = false;
+ }
+
+ void
+ SetBody(nsIInputStream* aStream)
+ {
+ // A request's body may not be reset once set.
+ MOZ_ASSERT_IF(aStream, !mBodyStream);
+ mBodyStream = aStream;
+ }
+
+ // Will return the original stream!
+ // Use a tee or copy if you don't want to erase the original.
+ void
+ GetBody(nsIInputStream** aStream)
+ {
+ nsCOMPtr<nsIInputStream> s = mBodyStream;
+ s.forget(aStream);
+ }
+
+ // The global is used as the client for the new object.
+ already_AddRefed<InternalRequest>
+ GetRequestConstructorCopy(nsIGlobalObject* aGlobal, ErrorResult& aRv) const;
+
+ bool
+ WasCreatedByFetchEvent() const
+ {
+ return mCreatedByFetchEvent;
+ }
+
+ void
+ SetCreatedByFetchEvent()
+ {
+ mCreatedByFetchEvent = true;
+ }
+
+ void
+ ClearCreatedByFetchEvent()
+ {
+ mCreatedByFetchEvent = false;
+ }
+
+ bool
+ IsNavigationRequest() const;
+
+ bool
+ IsWorkerRequest() const;
+
+ bool
+ IsClientRequest() const;
+
+ void
+ MaybeSkipCacheIfPerformingRevalidation();
+
+ bool
+ IsContentPolicyTypeOverridden() const
+ {
+ return mContentPolicyTypeOverridden;
+ }
+
+ static RequestMode
+ MapChannelToRequestMode(nsIChannel* aChannel);
+
+ static RequestCredentials
+ MapChannelToRequestCredentials(nsIChannel* aChannel);
+
+ // Takes ownership of the principal info.
+ void
+ SetPrincipalInfo(UniquePtr<mozilla::ipc::PrincipalInfo> aPrincipalInfo);
+
+ const UniquePtr<mozilla::ipc::PrincipalInfo>&
+ GetPrincipalInfo() const
+ {
+ return mPrincipalInfo;
+ }
+
+private:
+ // Does not copy mBodyStream. Use fallible Clone() for complete copy.
+ explicit InternalRequest(const InternalRequest& aOther);
+
+ ~InternalRequest();
+
+ static RequestContext
+ MapContentPolicyTypeToRequestContext(nsContentPolicyType aContentPolicyType);
+
+ static bool
+ IsNavigationContentPolicy(nsContentPolicyType aContentPolicyType);
+
+ static bool
+ IsWorkerContentPolicy(nsContentPolicyType aContentPolicyType);
+
+ nsCString mMethod;
+ // mURLList: a list of one or more fetch URLs
+ nsTArray<nsCString> mURLList;
+ RefPtr<InternalHeaders> mHeaders;
+ nsCOMPtr<nsIInputStream> mBodyStream;
+
+ nsContentPolicyType mContentPolicyType;
+
+ // Empty string: no-referrer
+ // "about:client": client (default)
+ // URL: an URL
+ nsString mReferrer;
+ ReferrerPolicy mReferrerPolicy;
+
+ // This will be used for request created from Window or Worker contexts
+ // In case there's no Referrer Policy in Request, this will be passed to
+ // channel.
+ // The Environment Referrer Policy should be net::ReferrerPolicy so that it
+ // could be associated with nsIHttpChannel.
+ net::ReferrerPolicy mEnvironmentReferrerPolicy;
+ RequestMode mMode;
+ RequestCredentials mCredentialsMode;
+ MOZ_INIT_OUTSIDE_CTOR LoadTainting mResponseTainting;
+ RequestCache mCacheMode;
+ RequestRedirect mRedirectMode;
+ nsString mIntegrity;
+ nsCString mFragment;
+ MOZ_INIT_OUTSIDE_CTOR bool mAuthenticationFlag;
+ MOZ_INIT_OUTSIDE_CTOR bool mForceOriginHeader;
+ MOZ_INIT_OUTSIDE_CTOR bool mPreserveContentCodings;
+ MOZ_INIT_OUTSIDE_CTOR bool mSameOriginDataURL;
+ MOZ_INIT_OUTSIDE_CTOR bool mSkipServiceWorker;
+ MOZ_INIT_OUTSIDE_CTOR bool mSynchronous;
+ MOZ_INIT_OUTSIDE_CTOR bool mUnsafeRequest;
+ MOZ_INIT_OUTSIDE_CTOR bool mUseURLCredentials;
+ // This is only set when a Request object is created by a fetch event. We
+ // use it to check if Service Workers are simply fetching intercepted Request
+ // objects without modifying them.
+ bool mCreatedByFetchEvent = false;
+ // This is only set when Request.overrideContentPolicyType() has been set.
+ // It is illegal to pass such a Request object to a fetch() method unless
+ // if the caller has chrome privileges.
+ bool mContentPolicyTypeOverridden = false;
+
+ UniquePtr<mozilla::ipc::PrincipalInfo> mPrincipalInfo;
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_InternalRequest_h