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6d5547a Set version to 1.0.0-b34 6fab138 Fix and tidy up CMake build scripts: ccefa54 Set version to 1.0.0-b33 32afe41 Set internal state correctly when writing frames: fe3e20b Add write_frames unit test 578dcd0 Add decorator unit test aaa3733 Use fwrite return value in file_body df66165 Require Visual Studio 2015 Update 3 or later b8e5a21 Set version to 1.0.0-b32 ffb1758 Update CMake scripts for finding packages: b893749 Remove http Writer suspend and resume feature (API Change): 27864fb Add io_service completion invariants tests eba05a7 Set version to 1.0.0-b31 484bcef Fix badge markdown in README.md 5663bea Add missing dynabuf_readstream member 0d7a551 Tidy up build settings 0fd4030 Move the handler, don't copy it git-subtree-dir: src/beast git-subtree-split: 6d5547a32c50ec95832c4779311502555ab0ee1f
138 lines
4.0 KiB
C++
138 lines
4.0 KiB
C++
//
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// Copyright (c) 2013-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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// This is a derivative work based on Zlib, copyright below:
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/*
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Copyright (C) 1995-2013 Jean-loup Gailly and Mark Adler
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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Jean-loup Gailly Mark Adler
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jloup@gzip.org madler@alumni.caltech.edu
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The data format used by the zlib library is described by RFCs (Request for
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Comments) 1950 to 1952 in the files http://tools.ietf.org/html/rfc1950
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(zlib format), rfc1951 (deflate format) and rfc1952 (gzip format).
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*/
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#ifndef BEAST_ZLIB_IMPL_ERROR_IPP
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#define BEAST_ZLIB_IMPL_ERROR_IPP
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#include <beast/core/error.hpp>
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#include <type_traits>
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namespace boost {
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namespace system {
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template<>
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struct is_error_code_enum<beast::zlib::error>
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{
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static bool const value = true;
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};
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} // system
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} // boost
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namespace beast {
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namespace zlib {
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namespace detail {
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class zlib_error_category : public error_category
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{
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public:
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const char*
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name() const noexcept override
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{
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return "zlib";
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}
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std::string
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message(int ev) const override
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{
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switch(static_cast<error>(ev))
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{
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case error::need_buffers: return "need buffers";
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case error::end_of_stream: return "end of stream";
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case error::stream_error: return "stream error";
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case error::invalid_block_type: return "invalid block type";
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case error::invalid_stored_length: return "invalid stored block length";
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case error::too_many_symbols: return "too many symbols";
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case error::invalid_code_lenths: return "invalid code lengths";
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case error::invalid_bit_length_repeat: return "invalid bit length repeat";
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case error::missing_eob: return "missing end of block code";
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case error::invalid_literal_length: return "invalid literal/length code";
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case error::invalid_distance_code: return "invalid distance code";
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case error::invalid_distance: return "invalid distance";
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case error::over_subscribed_length: return "over-subscribed length";
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case error::incomplete_length_set: return "incomplete length set";
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case error::general:
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default:
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return "zlib error";
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}
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}
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error_condition
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default_error_condition(int ev) const noexcept override
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{
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return error_condition{ev, *this};
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}
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bool
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equivalent(int ev,
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error_condition const& condition
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) const noexcept override
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{
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return condition.value() == ev &&
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&condition.category() == this;
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}
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bool
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equivalent(error_code const& error, int ev) const noexcept override
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{
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return error.value() == ev &&
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&error.category() == this;
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}
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};
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inline
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error_category const&
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get_error_category()
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{
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static zlib_error_category const cat{};
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return cat;
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}
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} // detail
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inline
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error_code
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make_error_code(error ev)
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{
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return error_code{
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static_cast<std::underlying_type<error>::type>(ev),
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detail::get_error_category()};
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}
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} // zlib
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} // beast
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#endif
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