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 "ui/gfx/point.h" 14 #include "url/gurl.h" 15 16 namespace content { 17 18 struct CONTENT_EXPORT ExplodedHttpBodyElement { 19 WebKit::WebHTTPBody::Element::Type type; 20 std::string data; 21 base::NullableString16 file_path; 22 GURL url; 23 int64 file_start; 24 int64 file_length; 25 double file_modification_time; 26 27 ExplodedHttpBodyElement(); 28 ~ExplodedHttpBodyElement(); 29 }; 30 31 struct CONTENT_EXPORT ExplodedHttpBody { 32 base::NullableString16 http_content_type; 33 std::vector<ExplodedHttpBodyElement> elements; 34 int64 identifier; 35 bool contains_passwords; 36 bool is_null; 37 38 ExplodedHttpBody(); 39 ~ExplodedHttpBody(); 40 }; 41 42 struct CONTENT_EXPORT ExplodedFrameState { 43 base::NullableString16 url_string; 44 base::NullableString16 original_url_string; 45 base::NullableString16 referrer; 46 base::NullableString16 target; 47 base::NullableString16 parent; 48 base::NullableString16 title; 49 base::NullableString16 alternate_title; 50 base::NullableString16 state_object; 51 std::vector<base::NullableString16> document_state; 52 gfx::Point scroll_offset; 53 int64 item_sequence_number; 54 int64 document_sequence_number; 55 int visit_count; 56 double visited_time; 57 double page_scale_factor; 58 bool is_target_item; 59 ExplodedHttpBody http_body; 60 std::vector<ExplodedFrameState> children; 61 62 ExplodedFrameState(); 63 ~ExplodedFrameState(); 64 }; 65 66 struct CONTENT_EXPORT ExplodedPageState { 67 std::vector<base::NullableString16> referenced_files; 68 ExplodedFrameState top; 69 70 ExplodedPageState(); 71 ~ExplodedPageState(); 72 }; 73 74 CONTENT_EXPORT bool DecodePageState(const std::string& encoded, 75 ExplodedPageState* exploded); 76 CONTENT_EXPORT bool EncodePageState(const ExplodedPageState& exploded, 77 std::string* encoded); 78 79 #if defined(OS_ANDROID) 80 CONTENT_EXPORT bool DecodePageStateWithDeviceScaleFactorForTesting( 81 const std::string& encoded, 82 float device_scale_factor, 83 ExplodedPageState* exploded); 84 #endif 85 86 } // namespace content 87 88 #endif // CONTENT_COMMON_PAGE_STATE_SERIALIZATION_H_ 89