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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "ppapi/shared_impl/ppb_url_request_info_shared.h" | |
| 6 | |
| 7 #include "base/string_util.h" | |
| 8 #include "ppapi/shared_impl/var.h" | |
| 9 #include "ppapi/thunk/enter.h" | |
| 10 #include "ppapi/thunk/ppb_file_ref_api.h" | |
| 11 | |
| 12 using ppapi::thunk::EnterResourceNoLock; | |
| 13 | |
| 14 namespace ppapi { | |
| 15 | |
| 16 namespace { | |
| 17 | |
| 18 const int32_t kDefaultPrefetchBufferUpperThreshold = 100 * 1000 * 1000; | |
| 19 const int32_t kDefaultPrefetchBufferLowerThreshold = 50 * 1000 * 1000; | |
| 20 | |
| 21 } // namespace | |
| 22 | |
| 23 PPB_URLRequestInfo_Data::BodyItem::BodyItem() | |
| 24 : is_file(false), | |
| 25 start_offset(0), | |
| 26 number_of_bytes(-1), | |
| 27 expected_last_modified_time(0.0) { | |
| 28 } | |
| 29 | |
| 30 PPB_URLRequestInfo_Data::BodyItem::BodyItem(const std::string& data) | |
| 31 : is_file(false), | |
| 32 data(data), | |
| 33 start_offset(0), | |
| 34 number_of_bytes(-1), | |
| 35 expected_last_modified_time(0.0) { | |
| 36 } | |
| 37 | |
| 38 PPB_URLRequestInfo_Data::BodyItem::BodyItem( | |
| 39 Resource* file_ref, | |
| 40 int64_t start_offset, | |
| 41 int64_t number_of_bytes, | |
| 42 PP_Time expected_last_modified_time) | |
| 43 : is_file(true), | |
| 44 file_ref(file_ref), | |
| 45 file_ref_host_resource(file_ref->host_resource()), | |
| 46 start_offset(start_offset), | |
| 47 number_of_bytes(number_of_bytes), | |
| 48 expected_last_modified_time(expected_last_modified_time) { | |
| 49 } | |
| 50 | |
| 51 PPB_URLRequestInfo_Data::PPB_URLRequestInfo_Data() | |
| 52 : url(), | |
| 53 method(), | |
| 54 headers(), | |
| 55 stream_to_file(false), | |
| 56 follow_redirects(true), | |
| 57 record_download_progress(false), | |
| 58 record_upload_progress(false), | |
| 59 has_custom_referrer_url(false), | |
| 60 custom_referrer_url(), | |
| 61 allow_cross_origin_requests(false), | |
| 62 allow_credentials(false), | |
| 63 has_custom_content_transfer_encoding(false), | |
| 64 custom_content_transfer_encoding(), | |
| 65 prefetch_buffer_upper_threshold(kDefaultPrefetchBufferUpperThreshold), | |
| 66 prefetch_buffer_lower_threshold(kDefaultPrefetchBufferLowerThreshold), | |
| 67 body() { | |
| 68 } | |
| 69 | |
| 70 PPB_URLRequestInfo_Data::~PPB_URLRequestInfo_Data() { | |
| 71 } | |
| 72 | |
| 73 PPB_URLRequestInfo_Shared::PPB_URLRequestInfo_Shared( | |
| 74 PP_Instance instance, | |
| 75 const PPB_URLRequestInfo_Data& data) | |
| 76 : Resource(instance), | |
| 77 data_(data) { | |
| 78 } | |
| 79 | |
| 80 PPB_URLRequestInfo_Shared::PPB_URLRequestInfo_Shared( | |
| 81 const HostResource& host_resource, | |
| 82 const PPB_URLRequestInfo_Data& data) | |
| 83 : Resource(host_resource), | |
| 84 data_(data) { | |
| 85 } | |
| 86 | |
| 87 PPB_URLRequestInfo_Shared::~PPB_URLRequestInfo_Shared() { | |
| 88 } | |
| 89 | |
| 90 thunk::PPB_URLRequestInfo_API* | |
| 91 PPB_URLRequestInfo_Shared::AsPPB_URLRequestInfo_API() { | |
| 92 return this; | |
| 93 } | |
| 94 | |
| 95 PP_Bool PPB_URLRequestInfo_Shared::SetProperty(PP_URLRequestProperty property, | |
| 96 PP_Var var) { | |
| 97 // IMPORTANT: Do not do security validation of parameters at this level | |
| 98 // without also adding them to PPB_URLRequestInfo_Impl::ValidateData. This | |
| 99 // code is used both in the plugin (which we don't trust) and in the renderer | |
| 100 // (which we trust more). When running out-of-process, the plugin calls this | |
| 101 // function to configure the PPB_URLRequestInfo_Data, which is then sent to | |
| 102 // the renderer and *not* run through SetProperty again. | |
| 103 // | |
| 104 // This means that anything in the PPB_URLRequestInfo_Data needs to be | |
| 105 // validated at the time the URL is requested (which is what ValidateData | |
| 106 // does). If your feature requires security checks, it should be in the | |
| 107 // implementation in the renderer when the WebKit request is actually | |
| 108 // constructed. | |
| 109 // | |
| 110 // It is legal to do some validation here if you want to report failure to | |
| 111 // the plugin as a convenience, as long as you also do it in the renderer | |
| 112 // later. | |
| 113 PP_Bool result = PP_FALSE; | |
| 114 switch (var.type) { | |
| 115 case PP_VARTYPE_UNDEFINED: | |
| 116 result = PP_FromBool(SetUndefinedProperty(property)); | |
| 117 break; | |
| 118 case PP_VARTYPE_BOOL: | |
| 119 result = PP_FromBool( | |
| 120 SetBooleanProperty(property, PP_ToBool(var.value.as_bool))); | |
| 121 break; | |
| 122 case PP_VARTYPE_INT32: | |
| 123 result = PP_FromBool( | |
| 124 SetIntegerProperty(property, var.value.as_int)); | |
| 125 break; | |
| 126 case PP_VARTYPE_STRING: { | |
| 127 StringVar* string = StringVar::FromPPVar(var); | |
| 128 if (string) | |
| 129 result = PP_FromBool(SetStringProperty(property, string->value())); | |
| 130 break; | |
| 131 } | |
| 132 default: | |
| 133 break; | |
| 134 } | |
| 135 return result; | |
| 136 } | |
| 137 | |
| 138 PP_Bool PPB_URLRequestInfo_Shared::AppendDataToBody(const void* data, | |
| 139 uint32_t len) { | |
| 140 if (len > 0) { | |
| 141 data_.body.push_back(PPB_URLRequestInfo_Data::BodyItem( | |
| 142 std::string(static_cast<const char*>(data), len))); | |
| 143 } | |
| 144 return PP_TRUE; | |
| 145 } | |
| 146 | |
| 147 PP_Bool PPB_URLRequestInfo_Shared::AppendFileToBody( | |
| 148 PP_Resource file_ref, | |
| 149 int64_t start_offset, | |
| 150 int64_t number_of_bytes, | |
| 151 PP_Time expected_last_modified_time) { | |
| 152 EnterResourceNoLock<thunk::PPB_FileRef_API> enter(file_ref, true); | |
| 153 if (enter.failed()) | |
| 154 return PP_FALSE; | |
| 155 | |
| 156 // Ignore a call to append nothing. | |
| 157 if (number_of_bytes == 0) | |
| 158 return PP_TRUE; | |
| 159 | |
| 160 // Check for bad values. (-1 means read until end of file.) | |
| 161 if (start_offset < 0 || number_of_bytes < -1) | |
| 162 return PP_FALSE; | |
| 163 | |
| 164 data_.body.push_back(PPB_URLRequestInfo_Data::BodyItem( | |
| 165 enter.resource(), | |
| 166 start_offset, | |
| 167 number_of_bytes, | |
| 168 expected_last_modified_time)); | |
| 169 return PP_TRUE; | |
| 170 } | |
| 171 | |
| 172 const PPB_URLRequestInfo_Data& PPB_URLRequestInfo_Shared::GetData() const { | |
| 173 return data_; | |
| 174 } | |
| 175 | |
| 176 bool PPB_URLRequestInfo_Shared::SetUndefinedProperty( | |
| 177 PP_URLRequestProperty property) { | |
| 178 // IMPORTANT: Do not do security validation of parameters at this level | |
| 179 // without also adding them to PPB_URLRequestInfo_Impl::ValidateData. See | |
| 180 // SetProperty() above for why. | |
| 181 switch (property) { | |
| 182 case PP_URLREQUESTPROPERTY_CUSTOMREFERRERURL: | |
| 183 data_.has_custom_referrer_url = false; | |
| 184 data_.custom_referrer_url = std::string(); | |
| 185 return true; | |
| 186 case PP_URLREQUESTPROPERTY_CUSTOMCONTENTTRANSFERENCODING: | |
| 187 data_.has_custom_content_transfer_encoding = false; | |
| 188 data_.custom_content_transfer_encoding = std::string(); | |
| 189 return true; | |
| 190 default: | |
| 191 return false; | |
| 192 } | |
| 193 } | |
| 194 | |
| 195 bool PPB_URLRequestInfo_Shared::SetBooleanProperty( | |
| 196 PP_URLRequestProperty property, | |
| 197 bool value) { | |
| 198 // IMPORTANT: Do not do security validation of parameters at this level | |
| 199 // without also adding them to PPB_URLRequestInfo_Impl::ValidateData. See | |
| 200 // SetProperty() above for why. | |
| 201 switch (property) { | |
| 202 case PP_URLREQUESTPROPERTY_STREAMTOFILE: | |
| 203 data_.stream_to_file = value; | |
| 204 return true; | |
| 205 case PP_URLREQUESTPROPERTY_FOLLOWREDIRECTS: | |
| 206 data_.follow_redirects = value; | |
| 207 return true; | |
| 208 case PP_URLREQUESTPROPERTY_RECORDDOWNLOADPROGRESS: | |
| 209 data_.record_download_progress = value; | |
| 210 return true; | |
| 211 case PP_URLREQUESTPROPERTY_RECORDUPLOADPROGRESS: | |
| 212 data_.record_upload_progress = value; | |
| 213 return true; | |
| 214 case PP_URLREQUESTPROPERTY_ALLOWCROSSORIGINREQUESTS: | |
| 215 data_.allow_cross_origin_requests = value; | |
| 216 return true; | |
| 217 case PP_URLREQUESTPROPERTY_ALLOWCREDENTIALS: | |
| 218 data_.allow_credentials = value; | |
| 219 return true; | |
| 220 default: | |
| 221 return false; | |
| 222 } | |
| 223 } | |
| 224 | |
| 225 bool PPB_URLRequestInfo_Shared::SetIntegerProperty( | |
| 226 PP_URLRequestProperty property, | |
| 227 int32_t value) { | |
| 228 // IMPORTANT: Do not do security validation of parameters at this level | |
| 229 // without also adding them to PPB_URLRequestInfo_Impl::ValidateData. See | |
| 230 // SetProperty() above for why. | |
| 231 switch (property) { | |
| 232 case PP_URLREQUESTPROPERTY_PREFETCHBUFFERUPPERTHRESHOLD: | |
| 233 data_.prefetch_buffer_upper_threshold = value; | |
| 234 return true; | |
| 235 case PP_URLREQUESTPROPERTY_PREFETCHBUFFERLOWERTHRESHOLD: | |
| 236 data_.prefetch_buffer_lower_threshold = value; | |
| 237 return true; | |
| 238 default: | |
| 239 return false; | |
| 240 } | |
| 241 } | |
| 242 | |
| 243 bool PPB_URLRequestInfo_Shared::SetStringProperty( | |
| 244 PP_URLRequestProperty property, | |
| 245 const std::string& value) { | |
| 246 // IMPORTANT: Do not do security validation of parameters at this level | |
| 247 // without also adding them to PPB_URLRequestInfo_Impl::ValidateData. See | |
| 248 // SetProperty() above for why. | |
| 249 switch (property) { | |
| 250 case PP_URLREQUESTPROPERTY_URL: | |
| 251 data_.url = value; // NOTE: This may be a relative URL. | |
| 252 return true; | |
| 253 case PP_URLREQUESTPROPERTY_METHOD: | |
| 254 data_.method = value; | |
| 255 return true; | |
| 256 case PP_URLREQUESTPROPERTY_HEADERS: | |
| 257 data_.headers = value; | |
| 258 return true; | |
| 259 case PP_URLREQUESTPROPERTY_CUSTOMREFERRERURL: | |
| 260 data_.has_custom_referrer_url = true; | |
| 261 data_.custom_referrer_url = value; | |
| 262 return true; | |
| 263 case PP_URLREQUESTPROPERTY_CUSTOMCONTENTTRANSFERENCODING: | |
| 264 data_.has_custom_content_transfer_encoding = true; | |
| 265 data_.custom_content_transfer_encoding = value; | |
| 266 return true; | |
| 267 default: | |
| 268 return false; | |
| 269 } | |
| 270 } | |
| 271 | |
| 272 } // namespace ppapi | |
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Chromium Code Reviews
Issue 8824015:
Revert 113290 - Rename the shared_impl resource files to give them more regular names. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src/