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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CONTENT_COMMON_SERVICE_WORKER_SERVICE_WORKER_TYPES_H_
      6 #define CONTENT_COMMON_SERVICE_WORKER_SERVICE_WORKER_TYPES_H_
      7 
      8 #include <map>
      9 #include <string>
     10 
     11 #include "base/basictypes.h"
     12 #include "content/common/content_export.h"
     13 #include "third_party/WebKit/public/platform/WebServiceWorkerState.h"
     14 #include "url/gurl.h"
     15 
     16 // This file is to have common definitions that are to be shared by
     17 // browser and child process.
     18 
     19 namespace content {
     20 
     21 // Indicates invalid request ID (i.e. the sender does not expect it gets
     22 // response for the message) for messaging between browser process
     23 // and embedded worker.
     24 const static int kInvalidServiceWorkerRequestId = -1;
     25 
     26 // Constants for invalid identifiers.
     27 const static int kInvalidServiceWorkerHandleId = -1;
     28 const static int kInvalidServiceWorkerProviderId = -1;
     29 const static int64 kInvalidServiceWorkerRegistrationId = -1;
     30 const static int64 kInvalidServiceWorkerVersionId = -1;
     31 const static int64 kInvalidServiceWorkerResourceId = -1;
     32 const static int64 kInvalidServiceWorkerResponseId = -1;
     33 
     34 // To dispatch fetch request from browser to child process.
     35 // TODO(kinuko): This struct will definitely need more fields and
     36 // we'll probably want to have response struct/class too.
     37 struct CONTENT_EXPORT ServiceWorkerFetchRequest {
     38   ServiceWorkerFetchRequest();
     39   ServiceWorkerFetchRequest(
     40       const GURL& url,
     41       const std::string& method,
     42       const std::map<std::string, std::string>& headers);
     43   ~ServiceWorkerFetchRequest();
     44 
     45   GURL url;
     46   std::string method;
     47   std::map<std::string, std::string> headers;
     48 };
     49 
     50 // Indicates how the service worker handled a fetch event.
     51 enum ServiceWorkerFetchEventResult {
     52   // Browser should fallback to native fetch.
     53   SERVICE_WORKER_FETCH_EVENT_RESULT_FALLBACK,
     54   // Service worker provided a ServiceWorkerResponse.
     55   SERVICE_WORKER_FETCH_EVENT_RESULT_RESPONSE,
     56   SERVICE_WORKER_FETCH_EVENT_LAST = SERVICE_WORKER_FETCH_EVENT_RESULT_RESPONSE
     57 };
     58 
     59 // Represents a response to a fetch.
     60 struct CONTENT_EXPORT ServiceWorkerResponse {
     61   ServiceWorkerResponse();
     62   ServiceWorkerResponse(int status_code,
     63                         const std::string& status_text,
     64                         const std::map<std::string, std::string>& headers,
     65                         const std::string& blob_uuid);
     66   ~ServiceWorkerResponse();
     67 
     68   int status_code;
     69   std::string status_text;
     70   std::map<std::string, std::string> headers;
     71   std::string blob_uuid;
     72 };
     73 
     74 // Represents initialization info for a WebServiceWorker object.
     75 struct CONTENT_EXPORT ServiceWorkerObjectInfo {
     76   ServiceWorkerObjectInfo();
     77   int handle_id;
     78   GURL scope;
     79   GURL url;
     80   blink::WebServiceWorkerState state;
     81 };
     82 
     83 }  // namespace content
     84 
     85 #endif  // CONTENT_COMMON_SERVICE_WORKER_SERVICE_WORKER_TYPES_H_
     86