From def5c50960eea4c112647f88361a3ae7155901a8 Mon Sep 17 00:00:00 2001 From: egor-tensin Date: Tue, 4 Jul 2023 00:48:00 +0000 Subject: =?UTF-8?q?Deploying=20to=20gh-pages=20from=20@=20egor-tensin/wina?= =?UTF-8?q?pi-common@0c196cbe8b4927c78c02b2c7312fc69a507db845=20?= =?UTF-8?q?=F0=9F=9A=80?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- buffer_8hpp_source.html | 160 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 160 insertions(+) create mode 100644 buffer_8hpp_source.html (limited to 'buffer_8hpp_source.html') diff --git a/buffer_8hpp_source.html b/buffer_8hpp_source.html new file mode 100644 index 0000000..81c5b54 --- /dev/null +++ b/buffer_8hpp_source.html @@ -0,0 +1,160 @@ + + + + + + + +winapi_common: include/winapi/buffer.hpp Source File + + + + + + + + + +
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winapi_common +
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buffer.hpp
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1 // Copyright (c) 2020 Egor Tensin <Egor.Tensin@gmail.com>
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2 // This file is part of the "winapi-common" project.
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3 // For details, see https://github.com/egor-tensin/winapi-common.
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4 // Distributed under the MIT License.
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5 
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6 #pragma once
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7 
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8 #include <cstddef>
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9 #include <cstring>
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10 #include <initializer_list>
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11 #include <sstream>
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12 #include <stdexcept>
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13 #include <string>
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14 #include <utility>
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15 #include <vector>
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16 
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17 namespace winapi {
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18 
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24 class Buffer : public std::vector<unsigned char> {
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25 public:
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26  typedef std::vector<unsigned char> Parent;
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27 
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28  Buffer() = default;
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29 
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31  Buffer(std::initializer_list<unsigned char> lst) : Parent{lst} {}
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32 
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34  explicit Buffer(Parent&& src) : Parent{std::move(src)} {}
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35 
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37  template <typename CharT>
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38  explicit Buffer(const std::basic_string<CharT>& src) {
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39  set(src);
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40  }
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41 
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43  Buffer(const void* src, std::size_t nb) { set(src, nb); }
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44 
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46  template <typename CharT>
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47  void set(const std::basic_string<CharT>& src) {
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48  set(src.c_str(), src.length() * sizeof(std::basic_string<CharT>::char_type));
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49  }
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50 
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52  void set(const void* src, std::size_t nb) {
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53  resize(nb);
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54  std::memcpy(data(), src, nb);
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55  }
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56 
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58  std::string as_utf8() const {
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59  const auto c_str = reinterpret_cast<const char*>(data());
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60  const auto nb = size();
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61  const auto nch = nb;
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62  return {c_str, nch};
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63  }
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64 
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66  std::wstring as_utf16() const {
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67  const auto c_str = reinterpret_cast<const wchar_t*>(data());
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68  const auto nb = size();
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69  if (nb % 2 != 0) {
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70  std::ostringstream oss;
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71  oss << "Buffer size invalid at " << nb << " bytes";
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72  throw std::runtime_error{oss.str()};
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73  }
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74  const auto nch = nb / 2;
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75  return {c_str, nch};
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76  }
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77 
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79  void add(const Buffer& src) {
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80  const auto nb = size();
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81  resize(nb + src.size());
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82  std::memcpy(data() + nb, src.data(), src.size());
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83  }
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84 };
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85 
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86 } // namespace winapi
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winapi::Buffer
Binary data container.
Definition: buffer.hpp:24
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winapi::Buffer::set
void set(const std::basic_string< CharT > &src)
Definition: buffer.hpp:47
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winapi::Buffer::add
void add(const Buffer &src)
Definition: buffer.hpp:79
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winapi::Buffer::Buffer
Buffer(Parent &&src)
Definition: buffer.hpp:34
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winapi::Buffer::Buffer
Buffer(const std::basic_string< CharT > &src)
Definition: buffer.hpp:38
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winapi::Buffer::set
void set(const void *src, std::size_t nb)
Definition: buffer.hpp:52
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winapi::Buffer::Buffer
Buffer(const void *src, std::size_t nb)
Definition: buffer.hpp:43
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winapi::Buffer::Buffer
Buffer(std::initializer_list< unsigned char > lst)
Definition: buffer.hpp:31
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winapi::Buffer::as_utf16
std::wstring as_utf16() const
Definition: buffer.hpp:66
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winapi::Buffer::as_utf8
std::string as_utf8() const
Definition: buffer.hpp:58
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