1 //
2 // Copyright (C) 2009 The Android Open Source Project
3 //
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of the License at
7 //
8 // http://www.apache.org/licenses/LICENSE-2.0
9 //
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
15 //
16
17 // Implementation of common HTTP related functions.
18
19 #include "update_engine/common/http_common.h"
20
21 #include <cstdlib>
22
23 #include <base/macros.h>
24 #include <base/stl_util.h>
25
26 namespace chromeos_update_engine {
27
GetHttpResponseDescription(HttpResponseCode code)28 const char* GetHttpResponseDescription(HttpResponseCode code) {
29 static const struct {
30 HttpResponseCode code;
31 const char* description;
32 } http_response_table[] = {
33 {kHttpResponseOk, "OK"},
34 {kHttpResponseCreated, "Created"},
35 {kHttpResponseAccepted, "Accepted"},
36 {kHttpResponseNonAuthInfo, "Non-Authoritative Information"},
37 {kHttpResponseNoContent, "No Content"},
38 {kHttpResponseResetContent, "Reset Content"},
39 {kHttpResponsePartialContent, "Partial Content"},
40 {kHttpResponseMultipleChoices, "Multiple Choices"},
41 {kHttpResponseMovedPermanently, "Moved Permanently"},
42 {kHttpResponseFound, "Found"},
43 {kHttpResponseSeeOther, "See Other"},
44 {kHttpResponseNotModified, "Not Modified"},
45 {kHttpResponseUseProxy, "Use Proxy"},
46 {kHttpResponseTempRedirect, "Temporary Redirect"},
47 {kHttpResponseBadRequest, "Bad Request"},
48 {kHttpResponseUnauth, "Unauthorized"},
49 {kHttpResponseForbidden, "Forbidden"},
50 {kHttpResponseNotFound, "Not Found"},
51 {kHttpResponseRequestTimeout, "Request Timeout"},
52 {kHttpResponseInternalServerError, "Internal Server Error"},
53 {kHttpResponseNotImplemented, "Not Implemented"},
54 {kHttpResponseServiceUnavailable, "Service Unavailable"},
55 {kHttpResponseVersionNotSupported, "HTTP Version Not Supported"},
56 };
57
58 bool is_found = false;
59 size_t i;
60 for (i = 0; i < base::size(http_response_table); i++)
61 if ((is_found = (http_response_table[i].code == code)))
62 break;
63
64 return (is_found ? http_response_table[i].description : "(unsupported)");
65 }
66
StringToHttpResponseCode(const char * s)67 HttpResponseCode StringToHttpResponseCode(const char* s) {
68 return static_cast<HttpResponseCode>(strtoul(s, nullptr, 10));
69 }
70
GetHttpContentTypeString(HttpContentType type)71 const char* GetHttpContentTypeString(HttpContentType type) {
72 static const struct {
73 HttpContentType type;
74 const char* str;
75 } http_content_type_table[] = {
76 {kHttpContentTypeTextXml, "text/xml"},
77 };
78
79 bool is_found = false;
80 size_t i;
81 for (i = 0; i < base::size(http_content_type_table); i++)
82 if ((is_found = (http_content_type_table[i].type == type)))
83 break;
84
85 return (is_found ? http_content_type_table[i].str : nullptr);
86 }
87
88 } // namespace chromeos_update_engine
89