TASK00 - Авторизация и регистрация

src/helpers/helpers.cpp

@@ -1,9 +1,21 @@
+#include <iostream>
+#include <string>
+
+#include <boost/algorithm/string.hpp>
+#include <boost/format.hpp>
+
 #include "helpers.h"
 
-namespace uad {
-boost::beast::string_view MimeType(boost::beast::string_view path) {
+using namespace std;
+using namespace boost;
+
+namespace uad
+{
+boost::beast::string_view MimeType(boost::beast::string_view path)
+{
   using boost::beast::iequals;
-  auto const ext = [&path] {
+  auto const ext = [&path]
+  {
     auto const pos = path.rfind(".");
     if (pos == boost::beast::string_view::npos)
       return boost::beast::string_view{};
@@ -54,7 +66,8 @@ boost::beast::string_view MimeType(boost::beast::string_view path) {
   return "application/text";
 }
 
-std::string PathCat(boost::beast::string_view base, boost::beast::string_view path){
+std::string PathCat(boost::beast::string_view base, boost::beast::string_view path)
+{
   if (base.empty())
     return std::string(path);
   std::string result(base);
@@ -63,7 +76,7 @@ std::string PathCat(boost::beast::string_view base, boost::beast::string_view pa
   if (result.back() == path_separator)
     result.resize(result.size() - 1);
   result.append(path.data(), path.size());
-  for (auto &c : result)
+  for (auto& c : result)
     if (c == '/')
       c = path_separator;
 #else
@@ -74,4 +87,32 @@ std::string PathCat(boost::beast::string_view base, boost::beast::string_view pa
 #endif
   return result;
 }
+
+void Fail(boost::beast::error_code ec, char const* what)
+{
+  std::cerr << what << ": " << ec.message() << "\n";
 }
+
+
+std::string ToHex(std::byte* src, size_t len)
+{
+  if (!src || !len)
+    return "";
+
+  string ret;
+  ret.reserve(len * 2);
+  format formatter = format("%02X");
+
+  for (size_t i = 0; i < len; ++i)
+  {
+    byte target_byte = src[i];
+
+    formatter % static_cast<int32_t>(target_byte);
+    ret += formatter.str();
+
+    formatter.clear();
+  }
+
+  return ret;
+}
+} // namespace uad

src/helpers/helpers.h

@@ -1,7 +1,14 @@
+#pragma once
+
 #include <boost/beast.hpp>
 
-namespace uad {
+namespace uad
+{
 boost::beast::string_view MimeType(boost::beast::string_view path);
 
 std::string PathCat(boost::beast::string_view base, boost::beast::string_view path);
-}
+
+void Fail(boost::beast::error_code ec, char const* what);
+
+std::string ToHex(std::byte* src, size_t len);
+} // namespace uad