. /include/boost/http /detail /file_stdio.hpp
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1   // 1   //
2   // Copyright (c) 2022 Vinnie Falco (vinnie.falco@gmail.com) 2   // Copyright (c) 2022 Vinnie Falco (vinnie.falco@gmail.com)
3   // 3   //
4   // Distributed under the Boost Software License, Version 1.0. (See accompanying 4   // Distributed under the Boost Software License, Version 1.0. (See accompanying
5   // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) 5   // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
6   // 6   //
7   // Official repository: https://github.com/cppalliance/http 7   // Official repository: https://github.com/cppalliance/http
8   // 8   //
9   9  
10   #ifndef BOOST_HTTP_DETAIL_FILE_STDIO_HPP 10   #ifndef BOOST_HTTP_DETAIL_FILE_STDIO_HPP
11   #define BOOST_HTTP_DETAIL_FILE_STDIO_HPP 11   #define BOOST_HTTP_DETAIL_FILE_STDIO_HPP
12   12  
13   #include <boost/http/detail/config.hpp> 13   #include <boost/http/detail/config.hpp>
14   #include <boost/http/error.hpp> 14   #include <boost/http/error.hpp>
15   #include <boost/http/file_mode.hpp> 15   #include <boost/http/file_mode.hpp>
16   #include <cstdio> 16   #include <cstdio>
17   #include <cstdint> 17   #include <cstdint>
18   18  
19   namespace boost { 19   namespace boost {
20   namespace http { 20   namespace http {
21   namespace detail { 21   namespace detail {
22   22  
23   // Implementation of File which uses cstdio. 23   // Implementation of File which uses cstdio.
24   class file_stdio 24   class file_stdio
25   { 25   {
26   std::FILE* f_ = nullptr; 26   std::FILE* f_ = nullptr;
27   27  
28   public: 28   public:
29   using native_handle_type = std::FILE*; 29   using native_handle_type = std::FILE*;
30   30  
31   BOOST_HTTP_DECL 31   BOOST_HTTP_DECL
32   ~file_stdio(); 32   ~file_stdio();
33   33  
34   file_stdio() = default; 34   file_stdio() = default;
35   35  
36   BOOST_HTTP_DECL 36   BOOST_HTTP_DECL
37   file_stdio(file_stdio&& other) noexcept; 37   file_stdio(file_stdio&& other) noexcept;
38   38  
39   BOOST_HTTP_DECL 39   BOOST_HTTP_DECL
40   file_stdio& 40   file_stdio&
41   operator=(file_stdio&& other) noexcept; 41   operator=(file_stdio&& other) noexcept;
42   42  
43   std::FILE* 43   std::FILE*
HITCBC 44   2 native_handle() const 44   2 native_handle() const
45   { 45   {
HITCBC 46   2 return f_; 46   2 return f_;
47   } 47   }
48   48  
49   BOOST_HTTP_DECL 49   BOOST_HTTP_DECL
50   void 50   void
51   native_handle(std::FILE* f); 51   native_handle(std::FILE* f);
52   52  
53   bool 53   bool
HITCBC 54   10 is_open() const 54   10 is_open() const
55   { 55   {
HITCBC 56   10 return f_ != nullptr; 56   10 return f_ != nullptr;
57   } 57   }
58   58  
59   BOOST_HTTP_DECL 59   BOOST_HTTP_DECL
60   void 60   void
61   close(system::error_code& ec); 61   close(system::error_code& ec);
62   62  
63   BOOST_HTTP_DECL 63   BOOST_HTTP_DECL
64   void 64   void
65   open(char const* path, file_mode mode, system::error_code& ec); 65   open(char const* path, file_mode mode, system::error_code& ec);
66   66  
67   BOOST_HTTP_DECL 67   BOOST_HTTP_DECL
68   std::uint64_t 68   std::uint64_t
69   size(system::error_code& ec) const; 69   size(system::error_code& ec) const;
70   70  
71   BOOST_HTTP_DECL 71   BOOST_HTTP_DECL
72   std::uint64_t 72   std::uint64_t
73   pos(system::error_code& ec) const; 73   pos(system::error_code& ec) const;
74   74  
75   BOOST_HTTP_DECL 75   BOOST_HTTP_DECL
76   void 76   void
77   seek(std::uint64_t offset, system::error_code& ec); 77   seek(std::uint64_t offset, system::error_code& ec);
78   78  
79   BOOST_HTTP_DECL 79   BOOST_HTTP_DECL
80   std::size_t 80   std::size_t
81   read(void* buffer, std::size_t n, system::error_code& ec); 81   read(void* buffer, std::size_t n, system::error_code& ec);
82   82  
83   BOOST_HTTP_DECL 83   BOOST_HTTP_DECL
84   std::size_t 84   std::size_t
85   write(void const* buffer, std::size_t n, system::error_code& ec); 85   write(void const* buffer, std::size_t n, system::error_code& ec);
86   }; 86   };
87   87  
88   } // detail 88   } // detail
89   } // http 89   } // http
90   } // boost 90   } // boost
91   91  
92   #endif 92   #endif