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| 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be | 
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. | 
| 4 | 4 | 
| 5 #ifndef PDF_DOCUMENT_LOADER_H_ | 5 #ifndef PDF_DOCUMENT_LOADER_H_ | 
| 6 #define PDF_DOCUMENT_LOADER_H_ | 6 #define PDF_DOCUMENT_LOADER_H_ | 
| 7 | 7 | 
| 8 #include <stddef.h> | 8 #include <stddef.h> | 
| 9 #include <stdint.h> | 9 #include <stdint.h> | 
| 10 | 10 | 
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| 103   // Number was chosen in crbug.com/78264#c8 | 103   // Number was chosen in crbug.com/78264#c8 | 
| 104   enum { kDefaultRequestSize = 65536 }; | 104   enum { kDefaultRequestSize = 65536 }; | 
| 105 | 105 | 
| 106   Client* const client_; | 106   Client* const client_; | 
| 107   std::string url_; | 107   std::string url_; | 
| 108   pp::URLLoader loader_; | 108   pp::URLLoader loader_; | 
| 109   pp::CompletionCallbackFactory<DocumentLoader> loader_factory_; | 109   pp::CompletionCallbackFactory<DocumentLoader> loader_factory_; | 
| 110   ChunkStream chunk_stream_; | 110   ChunkStream chunk_stream_; | 
| 111   bool partial_document_; | 111   bool partial_document_; | 
| 112   bool request_pending_; | 112   bool request_pending_; | 
| 113   typedef std::list<std::pair<size_t, size_t> > PendingRequests; | 113   typedef std::list<std::pair<size_t, size_t>> PendingRequests; | 
| 114   PendingRequests pending_requests_; | 114   PendingRequests pending_requests_; | 
| 115   // The starting position of the HTTP request currently being processed. | 115   // The starting position of the HTTP request currently being processed. | 
| 116   size_t current_request_offset_; | 116   size_t current_request_offset_; | 
| 117   // The size of the byte range the current HTTP request must download before | 117   // The size of the byte range the current HTTP request must download before | 
| 118   // being cancelled. | 118   // being cancelled. | 
| 119   size_t current_request_size_; | 119   size_t current_request_size_; | 
| 120   // The actual byte range size of the current HTTP request. This may be larger | 120   // The actual byte range size of the current HTTP request. This may be larger | 
| 121   // than |current_request_size_| and the request may be cancelled before | 121   // than |current_request_size_| and the request may be cancelled before | 
| 122   // reaching |current_request_offset_| + |current_request_extended_size_|. | 122   // reaching |current_request_offset_| + |current_request_extended_size_|. | 
| 123   size_t current_request_extended_size_; | 123   size_t current_request_extended_size_; | 
| 124   char buffer_[kDefaultRequestSize]; | 124   char buffer_[kDefaultRequestSize]; | 
| 125   uint32_t current_pos_; | 125   uint32_t current_pos_; | 
| 126   uint32_t current_chunk_size_; | 126   uint32_t current_chunk_size_; | 
| 127   uint32_t current_chunk_read_; | 127   uint32_t current_chunk_read_; | 
| 128   uint32_t document_size_; | 128   uint32_t document_size_; | 
| 129   bool header_request_; | 129   bool header_request_; | 
| 130   bool is_multipart_; | 130   bool is_multipart_; | 
| 131   std::string multipart_boundary_; | 131   std::string multipart_boundary_; | 
| 132   uint32_t requests_count_; | 132   uint32_t requests_count_; | 
| 133   std::vector<std::vector<unsigned char> > chunk_buffer_; | 133   std::vector<std::vector<unsigned char>> chunk_buffer_; | 
| 134 }; | 134 }; | 
| 135 | 135 | 
| 136 }  // namespace chrome_pdf | 136 }  // namespace chrome_pdf | 
| 137 | 137 | 
| 138 #endif  // PDF_DOCUMENT_LOADER_H_ | 138 #endif  // PDF_DOCUMENT_LOADER_H_ | 
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