HTTP WebSocket Classes basic_dynabuf_body basic_headers basic_parser_v1 empty_body headers headers_parser_v1 message message_headers parser_v1 request request_headers response response_headers resume_context streambuf_body string_body rfc7230 ext_list param_list token_list Functions async_parse async_read async_write chunk_encode chunk_encode_final is_keep_alive is_upgrade parse prepare read swap with_body write operator<< Type Traits is_Body is_Parser is_Reader is_Writer has_reader has_writer Options body_max_size headers_max_size skip_body Constants body_what connection Concepts Body Field FieldSequence Parser Reader Writer Classes close_reason ping_data stream reason_string teardown_tag Functions async_teardown teardown Options auto_fragment decorate keep_alive message_type pong_callback read_buffer_size read_message_max write_buffer_size Constants close_code error opcode Core Classes async_completion basic_streambuf buffers_adapter consuming_buffers dynabuf_readstream errc error_category error_code error_condition handler_alloc prepared_buffers static_streambuf static_streambuf_n static_string streambuf system_error Functions bind_handler buffer_cat consumed_buffers prepare_buffer prepare_buffers to_string write Type Traits is_AsyncReadStream is_AsyncWriteStream is_AsyncStream is_BufferSequence is_CompletionHandler is_ConstBufferSequence is_DynamicBuffer is_MutableBufferSequence is_SyncReadStream is_SyncStream is_SyncWriteStream Concepts AsyncStream BufferSequence DynamicBuffer Stream SyncStream Diagnostic doc_debug nested_doc_debug