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			60 lines
		
	
	
	
		
			1.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			60 lines
		
	
	
	
		
			1.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|     This file is part of TON Blockchain Library.
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| 
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|     TON Blockchain Library is free software: you can redistribute it and/or modify
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|     it under the terms of the GNU Lesser General Public License as published by
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|     the Free Software Foundation, either version 2 of the License, or
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|     (at your option) any later version.
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| 
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|     TON Blockchain Library is distributed in the hope that it will be useful,
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|     but WITHOUT ANY WARRANTY; without even the implied warranty of
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|     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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|     GNU Lesser General Public License for more details.
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| 
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|     You should have received a copy of the GNU Lesser General Public License
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|     along with TON Blockchain Library.  If not, see <http://www.gnu.org/licenses/>.
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| 
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|     Copyright 2017-2019 Telegram Systems LLP
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| */
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| #pragma once
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| 
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| #include "td/utils/ByteFlow.h"
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| #include "td/utils/Gzip.h"
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| 
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| #include <limits>
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| 
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| namespace td {
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| 
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| #if TD_HAVE_ZLIB
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| class GzipByteFlow final : public ByteFlowBase {
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|  public:
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|   GzipByteFlow() = default;
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| 
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|   explicit GzipByteFlow(Gzip::Mode mode) {
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|     gzip_.init(mode).ensure();
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|   }
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| 
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|   void init_decode() {
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|     gzip_.init_decode().ensure();
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|   }
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| 
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|   void init_encode() {
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|     gzip_.init_encode().ensure();
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|   }
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| 
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|   void set_max_output_size(size_t max_output_size) {
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|     max_output_size_ = max_output_size;
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|   }
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| 
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|   void loop() override;
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| 
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|  private:
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|   Gzip gzip_;
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|   size_t uncommited_size_ = 0;
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|   size_t total_output_size_ = 0;
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|   size_t max_output_size_ = std::numeric_limits<size_t>::max();
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|   static constexpr size_t MIN_UPDATE_SIZE = 1 << 14;
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| };
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| #endif
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| 
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| }  // namespace td
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