. /src /detail /zlib_filter_base.hpp
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1   // 1   //
2   // Copyright (c) 2023 Vinnie Falco (vinnie.falco@gmail.com) 2   // Copyright (c) 2023 Vinnie Falco (vinnie.falco@gmail.com)
3   // Copyright (c) 2024 Mohammad Nejati 3   // Copyright (c) 2024 Mohammad Nejati
4   // 4   //
5   // Distributed under the Boost Software License, Version 1.0. (See accompanying 5   // Distributed under the Boost Software License, Version 1.0. (See accompanying
6   // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) 6   // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
7   // 7   //
8   // Official repository: https://github.com/cppalliance/buffers 8   // Official repository: https://github.com/cppalliance/buffers
9   // 9   //
10   10  
11   #ifndef BOOST_HTTP_DETAIL_ZLIB_FILTER_BASE_HPP 11   #ifndef BOOST_HTTP_DETAIL_ZLIB_FILTER_BASE_HPP
12   #define BOOST_HTTP_DETAIL_ZLIB_FILTER_BASE_HPP 12   #define BOOST_HTTP_DETAIL_ZLIB_FILTER_BASE_HPP
13   13  
14   #include "src/detail/filter.hpp" 14   #include "src/detail/filter.hpp"
15   15  
16   #include <boost/http/zlib/stream.hpp> 16   #include <boost/http/zlib/stream.hpp>
17   #include <boost/http/zlib/flush.hpp> 17   #include <boost/http/zlib/flush.hpp>
18   18  
19   namespace boost { 19   namespace boost {
20   namespace http { 20   namespace http {
21   namespace detail { 21   namespace detail {
22   22  
23   /** Base class for zlib filters 23   /** Base class for zlib filters
24   */ 24   */
25   class zlib_filter_base : public filter 25   class zlib_filter_base : public filter
26   { 26   {
27   public: 27   public:
MISUBC 28   ✗ zlib_filter_base() 28   ✗ zlib_filter_base()
MISUBC 29   ✗ { 29   ✗ {
MISUBC 30   ✗ strm_.zalloc = nullptr; 30   ✗ strm_.zalloc = nullptr;
MISUBC 31   ✗ strm_.zfree = nullptr; 31   ✗ strm_.zfree = nullptr;
MISUBC 32   ✗ strm_.opaque = nullptr; 32   ✗ strm_.opaque = nullptr;
MISUBC 33   ✗ } 33   ✗ }
34   34  
35   protected: 35   protected:
36   http::zlib::stream strm_; 36   http::zlib::stream strm_;
37   37  
38   static 38   static
39   unsigned int 39   unsigned int
MISUBC 40   ✗ saturate_cast(std::size_t n) noexcept 40   ✗ saturate_cast(std::size_t n) noexcept
41   { 41   {
MISUBC 42   ✗ if(n >= std::numeric_limits<unsigned int>::max()) 42   ✗ if(n >= std::numeric_limits<unsigned int>::max())
MISUBC 43   ✗ return std::numeric_limits<unsigned int>::max(); 43   ✗ return std::numeric_limits<unsigned int>::max();
MISUBC 44   ✗ return static_cast<unsigned int>(n); 44   ✗ return static_cast<unsigned int>(n);
45   } 45   }
46   }; 46   };
47   47  
48   } // detail 48   } // detail
49   } // http 49   } // http
50   } // boost 50   } // boost
51   51  
52   #endif 52   #endif