nghttp2/src/asio_common.cc

62 lines
2.2 KiB
C++

/*
* nghttp2 - HTTP/2 C Library
*
* Copyright (c) 2015 Tatsuhiro Tsujikawa
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "asio_common.h"
#include <memory>
#include "util.h"
namespace nghttp2 {
namespace asio_http2 {
class nghttp2_category_impl : public boost::system::error_category {
public:
const char *name() const noexcept { return "nghttp2"; }
std::string message(int ev) const { return nghttp2_strerror(ev); }
};
const boost::system::error_category &nghttp2_category() noexcept {
static nghttp2_category_impl cat;
return cat;
}
boost::system::error_code make_error_code(nghttp2_error ev) {
return boost::system::error_code(static_cast<int>(ev), nghttp2_category());
}
read_cb string_reader(std::string data) {
auto strio = std::make_shared<std::pair<std::string, size_t>>(std::move(data),
data.size());
return [strio](uint8_t *buf, size_t len) {
auto n = std::min(len, strio->second);
std::copy_n(strio->first.c_str(), n, buf);
strio->second -= n;
return std::make_pair(n, strio->second == 0);
};
}
} // namespace asio_http2
} // namespace nghttp2