Martin Peylo / mbed-http

fix superfluous \r\n after body

Fork of mbed-http by sandbox

source/http_response_parser.h@3:8a6b003e3874, 2017-02-23 (annotated)

Committer:
Jan Jongboom
Date:
Thu Feb 23 13:28:07 2017 +0100
Revision:
3:8a6b003e3874
Parent:
0:910f5949759f
Child:
4:539df159e058
Rely on Content-Length header to determine when request is processed

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Jan Jongboom 0:910f5949759f 1 /*
Jan Jongboom 0:910f5949759f 2 * PackageLicenseDeclared: Apache-2.0
Jan Jongboom 0:910f5949759f 3 * Copyright (c) 2017 ARM Limited
Jan Jongboom 0:910f5949759f 4 *
Jan Jongboom 0:910f5949759f 5 * Licensed under the Apache License, Version 2.0 (the "License");
Jan Jongboom 0:910f5949759f 6 * you may not use this file except in compliance with the License.
Jan Jongboom 0:910f5949759f 7 * You may obtain a copy of the License at
Jan Jongboom 0:910f5949759f 8 *
Jan Jongboom 0:910f5949759f 9 * http://www.apache.org/licenses/LICENSE-2.0
Jan Jongboom 0:910f5949759f 10 *
Jan Jongboom 0:910f5949759f 11 * Unless required by applicable law or agreed to in writing, software
Jan Jongboom 0:910f5949759f 12 * distributed under the License is distributed on an "AS IS" BASIS,
Jan Jongboom 0:910f5949759f 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Jan Jongboom 0:910f5949759f 14 * See the License for the specific language governing permissions and
Jan Jongboom 0:910f5949759f 15 * limitations under the License.
Jan Jongboom 0:910f5949759f 16 */
Jan Jongboom 0:910f5949759f 17
Jan Jongboom 0:910f5949759f 18 #ifndef _HTTP_RESPONSE_PARSER_H_
Jan Jongboom 0:910f5949759f 19 #define _HTTP_RESPONSE_PARSER_H_
Jan Jongboom 0:910f5949759f 20
Jan Jongboom 0:910f5949759f 21 #include "http_parser.h"
Jan Jongboom 0:910f5949759f 22 #include "http_response.h"
Jan Jongboom 0:910f5949759f 23
Jan Jongboom 0:910f5949759f 24 class HttpResponseParser {
Jan Jongboom 0:910f5949759f 25 public:
Jan Jongboom 0:910f5949759f 26 HttpResponseParser(HttpResponse* a_response, Callback<void(const char *at, size_t length)> a_body_callback = 0)
Jan Jongboom 0:910f5949759f 27 : response(a_response), body_callback(a_body_callback)
Jan Jongboom 0:910f5949759f 28 {
Jan Jongboom 0:910f5949759f 29 settings = new http_parser_settings();
Jan Jongboom 0:910f5949759f 30
Jan Jongboom 0:910f5949759f 31 settings->on_message_begin = &HttpResponseParser::on_message_begin_callback;
Jan Jongboom 0:910f5949759f 32 settings->on_url = &HttpResponseParser::on_url_callback;
Jan Jongboom 0:910f5949759f 33 settings->on_status = &HttpResponseParser::on_status_callback;
Jan Jongboom 0:910f5949759f 34 settings->on_header_field = &HttpResponseParser::on_header_field_callback;
Jan Jongboom 0:910f5949759f 35 settings->on_header_value = &HttpResponseParser::on_header_value_callback;
Jan Jongboom 0:910f5949759f 36 settings->on_headers_complete = &HttpResponseParser::on_headers_complete_callback;
Jan Jongboom 0:910f5949759f 37 settings->on_chunk_header = &HttpResponseParser::on_chunk_header_callback;
Jan Jongboom 0:910f5949759f 38 settings->on_chunk_complete = &HttpResponseParser::on_chunk_complete_callback;
Jan Jongboom 0:910f5949759f 39 settings->on_body = &HttpResponseParser::on_body_callback;
Jan Jongboom 0:910f5949759f 40 settings->on_message_complete = &HttpResponseParser::on_message_complete_callback;
Jan Jongboom 0:910f5949759f 41
Jan Jongboom 0:910f5949759f 42 // Construct the http_parser object
Jan Jongboom 0:910f5949759f 43 parser = new http_parser();
Jan Jongboom 0:910f5949759f 44 http_parser_init(parser, HTTP_RESPONSE);
Jan Jongboom 0:910f5949759f 45 parser->data = (void*)this;
Jan Jongboom 0:910f5949759f 46 }
Jan Jongboom 0:910f5949759f 47
Jan Jongboom 0:910f5949759f 48 ~HttpResponseParser() {
Jan Jongboom 0:910f5949759f 49 if (parser) {
Jan Jongboom 0:910f5949759f 50 delete parser;
Jan Jongboom 0:910f5949759f 51 }
Jan Jongboom 0:910f5949759f 52 if (settings) {
Jan Jongboom 0:910f5949759f 53 delete settings;
Jan Jongboom 0:910f5949759f 54 }
Jan Jongboom 0:910f5949759f 55 }
Jan Jongboom 0:910f5949759f 56
Jan Jongboom 0:910f5949759f 57 size_t execute(const char* buffer, size_t buffer_size) {
Jan Jongboom 0:910f5949759f 58 return http_parser_execute(parser, settings, buffer, buffer_size);
Jan Jongboom 0:910f5949759f 59 }
Jan Jongboom 0:910f5949759f 60
Jan Jongboom 0:910f5949759f 61 void finish() {
Jan Jongboom 0:910f5949759f 62 http_parser_execute(parser, settings, NULL, 0);
Jan Jongboom 0:910f5949759f 63 }
Jan Jongboom 0:910f5949759f 64
Jan Jongboom 0:910f5949759f 65 private:
Jan Jongboom 0:910f5949759f 66 // Member functions
Jan Jongboom 0:910f5949759f 67 int on_message_begin(http_parser* parser) {
Jan Jongboom 0:910f5949759f 68 return 0;
Jan Jongboom 0:910f5949759f 69 }
Jan Jongboom 0:910f5949759f 70
Jan Jongboom 0:910f5949759f 71 int on_url(http_parser* parser, const char *at, size_t length) {
Jan Jongboom 0:910f5949759f 72 return 0;
Jan Jongboom 0:910f5949759f 73 }
Jan Jongboom 0:910f5949759f 74
Jan Jongboom 0:910f5949759f 75 int on_status(http_parser* parser, const char *at, size_t length) {
Jan Jongboom 0:910f5949759f 76 string s(at, length);
Jan Jongboom 0:910f5949759f 77 response->set_status(parser->status_code, s);
Jan Jongboom 0:910f5949759f 78 return 0;
Jan Jongboom 0:910f5949759f 79 }
Jan Jongboom 0:910f5949759f 80
Jan Jongboom 0:910f5949759f 81 int on_header_field(http_parser* parser, const char *at, size_t length) {
Jan Jongboom 0:910f5949759f 82 string s(at, length);
Jan Jongboom 0:910f5949759f 83 response->set_header_field(s);
Jan Jongboom 0:910f5949759f 84 return 0;
Jan Jongboom 0:910f5949759f 85 }
Jan Jongboom 0:910f5949759f 86
Jan Jongboom 0:910f5949759f 87 int on_header_value(http_parser* parser, const char *at, size_t length) {
Jan Jongboom 0:910f5949759f 88 string s(at, length);
Jan Jongboom 0:910f5949759f 89 response->set_header_value(s);
Jan Jongboom 0:910f5949759f 90 return 0;
Jan Jongboom 0:910f5949759f 91 }
Jan Jongboom 0:910f5949759f 92
Jan Jongboom 3:8a6b003e3874 93 int on_headers_complete(http_parser* parser) {
Jan Jongboom 3:8a6b003e3874 94 response->set_headers_complete();
Jan Jongboom 0:910f5949759f 95 return 0;
Jan Jongboom 0:910f5949759f 96 }
Jan Jongboom 0:910f5949759f 97
Jan Jongboom 0:910f5949759f 98 int on_body(http_parser* parser, const char *at, size_t length) {
Jan Jongboom 3:8a6b003e3874 99 response->increase_body_length(length);
Jan Jongboom 3:8a6b003e3874 100
Jan Jongboom 0:910f5949759f 101 if (body_callback) {
Jan Jongboom 0:910f5949759f 102 body_callback(at, length);
Jan Jongboom 0:910f5949759f 103 return 0;
Jan Jongboom 0:910f5949759f 104 }
Jan Jongboom 0:910f5949759f 105
Jan Jongboom 0:910f5949759f 106 string s(at, length);
Jan Jongboom 0:910f5949759f 107 response->set_body(s);
Jan Jongboom 0:910f5949759f 108 return 0;
Jan Jongboom 0:910f5949759f 109 }
Jan Jongboom 0:910f5949759f 110
Jan Jongboom 0:910f5949759f 111 int on_message_complete(http_parser* parser) {
Jan Jongboom 0:910f5949759f 112 return 0;
Jan Jongboom 0:910f5949759f 113 }
Jan Jongboom 0:910f5949759f 114
Jan Jongboom 0:910f5949759f 115 int on_chunk_header(http_parser* parser) {
Jan Jongboom 0:910f5949759f 116 // ?? Don't know when this is used
Jan Jongboom 0:910f5949759f 117 return 0;
Jan Jongboom 0:910f5949759f 118 }
Jan Jongboom 0:910f5949759f 119
Jan Jongboom 0:910f5949759f 120 int on_chunk_complete(http_parser* parser) {
Jan Jongboom 0:910f5949759f 121 // ?? Don't know when this is used
Jan Jongboom 0:910f5949759f 122 return 0;
Jan Jongboom 0:910f5949759f 123 }
Jan Jongboom 0:910f5949759f 124
Jan Jongboom 0:910f5949759f 125 // Static http_parser callback functions
Jan Jongboom 0:910f5949759f 126 static int on_message_begin_callback(http_parser* parser) {
Jan Jongboom 0:910f5949759f 127 return ((HttpResponseParser*)parser->data)->on_message_begin(parser);
Jan Jongboom 0:910f5949759f 128 }
Jan Jongboom 0:910f5949759f 129
Jan Jongboom 0:910f5949759f 130 static int on_url_callback(http_parser* parser, const char *at, size_t length) {
Jan Jongboom 0:910f5949759f 131 return ((HttpResponseParser*)parser->data)->on_url(parser, at, length);
Jan Jongboom 0:910f5949759f 132 }
Jan Jongboom 0:910f5949759f 133
Jan Jongboom 0:910f5949759f 134 static int on_status_callback(http_parser* parser, const char *at, size_t length) {
Jan Jongboom 0:910f5949759f 135 return ((HttpResponseParser*)parser->data)->on_status(parser, at, length);
Jan Jongboom 0:910f5949759f 136 }
Jan Jongboom 0:910f5949759f 137
Jan Jongboom 0:910f5949759f 138 static int on_header_field_callback(http_parser* parser, const char *at, size_t length) {
Jan Jongboom 0:910f5949759f 139 return ((HttpResponseParser*)parser->data)->on_header_field(parser, at, length);
Jan Jongboom 0:910f5949759f 140 }
Jan Jongboom 0:910f5949759f 141
Jan Jongboom 0:910f5949759f 142 static int on_header_value_callback(http_parser* parser, const char *at, size_t length) {
Jan Jongboom 0:910f5949759f 143 return ((HttpResponseParser*)parser->data)->on_header_value(parser, at, length);
Jan Jongboom 0:910f5949759f 144 }
Jan Jongboom 0:910f5949759f 145
Jan Jongboom 0:910f5949759f 146 static int on_headers_complete_callback(http_parser* parser) {
Jan Jongboom 0:910f5949759f 147 return ((HttpResponseParser*)parser->data)->on_headers_complete(parser);
Jan Jongboom 0:910f5949759f 148 }
Jan Jongboom 0:910f5949759f 149
Jan Jongboom 0:910f5949759f 150 static int on_body_callback(http_parser* parser, const char *at, size_t length) {
Jan Jongboom 0:910f5949759f 151 return ((HttpResponseParser*)parser->data)->on_body(parser, at, length);
Jan Jongboom 0:910f5949759f 152 }
Jan Jongboom 0:910f5949759f 153
Jan Jongboom 0:910f5949759f 154 static int on_message_complete_callback(http_parser* parser) {
Jan Jongboom 0:910f5949759f 155 return ((HttpResponseParser*)parser->data)->on_message_complete(parser);
Jan Jongboom 0:910f5949759f 156 }
Jan Jongboom 0:910f5949759f 157
Jan Jongboom 0:910f5949759f 158 static int on_chunk_header_callback(http_parser* parser) {
Jan Jongboom 0:910f5949759f 159 return ((HttpResponseParser*)parser->data)->on_chunk_header(parser);
Jan Jongboom 0:910f5949759f 160 }
Jan Jongboom 0:910f5949759f 161
Jan Jongboom 0:910f5949759f 162 static int on_chunk_complete_callback(http_parser* parser) {
Jan Jongboom 0:910f5949759f 163 return ((HttpResponseParser*)parser->data)->on_chunk_complete_callback(parser);
Jan Jongboom 0:910f5949759f 164 }
Jan Jongboom 0:910f5949759f 165
Jan Jongboom 0:910f5949759f 166 HttpResponse* response;
Jan Jongboom 0:910f5949759f 167 Callback<void(const char *at, size_t length)> body_callback;
Jan Jongboom 0:910f5949759f 168 http_parser* parser;
Jan Jongboom 0:910f5949759f 169 http_parser_settings* settings;
Jan Jongboom 0:910f5949759f 170 };
Jan Jongboom 0:910f5949759f 171
Jan Jongboom 0:910f5949759f 172 #endif // _HTTP_RESPONSE_PARSER_H_