add boost on mac

macx64/include/boost/beast/http/impl/rfc7230.ipp

@@ -0,0 +1,176 @@
+//
+// Copyright (c) 2016-2019 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// Official repository: https://github.com/boostorg/beast
+//
+
+#ifndef BOOST_BEAST_HTTP_IMPL_RFC7230_IPP
+#define BOOST_BEAST_HTTP_IMPL_RFC7230_IPP
+
+#include <boost/beast/http/rfc7230.hpp>
+
+namespace boost {
+namespace beast {
+namespace http {
+
+
+std::string
+param_list::const_iterator::
+unquote(string_view sr)
+{
+    std::string s;
+    s.reserve(sr.size());
+    auto it = sr.begin() + 1;
+    auto end = sr.end() - 1;
+    while(it != end)
+    {
+        if(*it == '\\')
+            ++it;
+        s.push_back(*it);
+        ++it;
+    }
+    return s;
+}
+
+void
+param_list::const_iterator::
+increment()
+{
+    s_.clear();
+    pi_.increment();
+    if(pi_.empty())
+    {
+        pi_.it = pi_.last;
+        pi_.first = pi_.last;
+    }
+    else if(! pi_.v.second.empty() &&
+        pi_.v.second.front() == '"')
+    {
+        s_ = unquote(pi_.v.second);
+        pi_.v.second = string_view{
+            s_.data(), s_.size()};
+    }
+}
+
+void
+ext_list::const_iterator::
+increment()
+{
+    /*
+        ext-list    = *( "," OWS ) ext *( OWS "," [ OWS ext ] )
+        ext         = token param-list
+        param-list  = *( OWS ";" OWS param )
+        param       = token OWS "=" OWS ( token / quoted-string )
+
+        chunked;a=b;i=j;gzip;windowBits=12
+        x,y
+        ,,,,,chameleon
+    */
+    auto const err =
+        [&]
+        {
+            it_ = last_;
+            first_ = last_;
+        };
+    auto need_comma = it_ != first_;
+    v_.first = {};
+    first_ = it_;
+    for(;;)
+    {
+        detail::skip_ows(it_, last_);
+        if(it_ == last_)
+            return err();
+        auto const c = *it_;
+        if(detail::is_token_char(c))
+        {
+            if(need_comma)
+                return err();
+            auto const p0 = it_;
+            for(;;)
+            {
+                ++it_;
+                if(it_ == last_)
+                    break;
+                if(! detail::is_token_char(*it_))
+                    break;
+            }
+            v_.first = string_view{&*p0,
+                static_cast<std::size_t>(it_ - p0)};
+			if (it_ == last_)
+				return;
+            detail::param_iter pi;
+            pi.it = it_;
+            pi.first = it_;
+            pi.last = last_;
+            for(;;)
+            {
+                pi.increment();
+                if(pi.empty())
+                    break;
+            }
+            v_.second = param_list{string_view{&*it_,
+                static_cast<std::size_t>(pi.it - it_)}};
+            it_ = pi.it;
+            return;
+        }
+        if(c != ',')
+            return err();
+        need_comma = false;
+        ++it_;
+    }
+}
+
+void
+token_list::const_iterator::
+increment()
+{
+    /*
+        token-list  = *( "," OWS ) token *( OWS "," [ OWS ext ] )
+    */
+    auto const err =
+        [&]
+        {
+            it_ = last_;
+            first_ = last_;
+        };
+    auto need_comma = it_ != first_;
+    v_ = {};
+    first_ = it_;
+    for(;;)
+    {
+        detail::skip_ows(it_, last_);
+        if(it_ == last_)
+            return err();
+        auto const c = *it_;
+        if(detail::is_token_char(c))
+        {
+            if(need_comma)
+                return err();
+            auto const p0 = it_;
+            for(;;)
+            {
+                ++it_;
+                if(it_ == last_)
+                    break;
+                if(! detail::is_token_char(*it_))
+                    break;
+            }
+            v_ = string_view{&*p0,
+                static_cast<std::size_t>(it_ - p0)};
+            return;
+        }
+        if(c != ',')
+            return err();
+        need_comma = false;
+        ++it_;
+    }
+}
+
+} // http
+} // beast
+} // boost
+
+#endif // BOOST_BEAST_HTTP_IMPL_RFC7230_IPP