1 // Copyright 2013 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_PAGE_STATE_SERIALIZATION_H_ 6 #define CONTENT_COMMON_PAGE_STATE_SERIALIZATION_H_ 7 8 #include <vector> 9 10 #include "base/strings/nullable_string16.h" 11 #include "content/common/content_export.h" 12 #include "third_party/WebKit/public/platform/WebHTTPBody.h" 13 #include "third_party/WebKit/public/platform/WebReferrerPolicy.h" 14 #include "ui/gfx/point.h" 15 #include "ui/gfx/point_f.h" 16 #include "url/gurl.h" 17 18 namespace content { 19 20 struct CONTENT_EXPORT ExplodedHttpBodyElement { 21 blink::WebHTTPBody::Element::Type type; 22 std::string data; 23 base::NullableString16 file_path; 24 GURL filesystem_url; 25 int64 file_start; 26 int64 file_length; 27 double file_modification_time; 28 std::string blob_uuid; 29 30 ExplodedHttpBodyElement(); 31 ~ExplodedHttpBodyElement(); 32 }; 33 34 struct CONTENT_EXPORT ExplodedHttpBody { 35 base::NullableString16 http_content_type; 36 std::vector<ExplodedHttpBodyElement> elements; 37 int64 identifier; 38 bool contains_passwords; 39 bool is_null; 40 41 ExplodedHttpBody(); 42 ~ExplodedHttpBody(); 43 }; 44 45 struct CONTENT_EXPORT ExplodedFrameState { 46 base::NullableString16 url_string; 47 base::NullableString16 referrer; 48 base::NullableString16 target; 49 base::NullableString16 state_object; 50 std::vector<base::NullableString16> document_state; 51 gfx::PointF pinch_viewport_scroll_offset; 52 gfx::Point scroll_offset; 53 int64 item_sequence_number; 54 int64 document_sequence_number; 55 int64 frame_sequence_number; 56 double page_scale_factor; 57 blink::WebReferrerPolicy referrer_policy; 58 ExplodedHttpBody http_body; 59 std::vector<ExplodedFrameState> children; 60 61 ExplodedFrameState(); 62 ExplodedFrameState(const ExplodedFrameState& other); 63 ~ExplodedFrameState(); 64 void operator=(const ExplodedFrameState& other); 65 66 private: 67 void assign(const ExplodedFrameState& other); 68 }; 69 70 struct CONTENT_EXPORT ExplodedPageState { 71 std::vector<base::NullableString16> referenced_files; 72 ExplodedFrameState top; 73 74 ExplodedPageState(); 75 ~ExplodedPageState(); 76 }; 77 78 CONTENT_EXPORT bool DecodePageState(const std::string& encoded, 79 ExplodedPageState* exploded); 80 CONTENT_EXPORT bool EncodePageState(const ExplodedPageState& exploded, 81 std::string* encoded); 82 83 #if defined(OS_ANDROID) 84 CONTENT_EXPORT bool DecodePageStateWithDeviceScaleFactorForTesting( 85 const std::string& encoded, 86 float device_scale_factor, 87 ExplodedPageState* exploded); 88 #endif 89 90 } // namespace content 91 92 #endif // CONTENT_COMMON_PAGE_STATE_SERIALIZATION_H_ 93