1 /******************************************************************************
2  *
3  *  Copyright 2014 Google, Inc.
4  *
5  *  Licensed under the Apache License, Version 2.0 (the "License");
6  *  you may not use this file except in compliance with the License.
7  *  You may obtain a copy of the License at:
8  *
9  *  http://www.apache.org/licenses/LICENSE-2.0
10  *
11  *  Unless required by applicable law or agreed to in writing, software
12  *  distributed under the License is distributed on an "AS IS" BASIS,
13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  *  See the License for the specific language governing permissions and
15  *  limitations under the License.
16  *
17  ******************************************************************************/
18 
19 #define LOG_TAG "bt_btif_config_transcode"
20 
21 #include <tinyxml2.h>
22 
23 #include "osi/include/config.h"
24 #include "osi/include/log.h"
25 
26 using namespace tinyxml2;
27 
btif_config_transcode(const char * xml_filename)28 std::unique_ptr<config_t> btif_config_transcode(const char* xml_filename) {
29   XMLDocument document;
30   int error = document.LoadFile(xml_filename);
31   if (error != XML_SUCCESS) {
32     LOG_ERROR("%s unable to load XML file '%s': %d", __func__, xml_filename,
33               error);
34     return NULL;
35   }
36 
37   XMLElement* rootElement = document.RootElement();
38   if (!rootElement) {
39     LOG_ERROR("%s unable to find root element; assuming corrupted config file.",
40               __func__);
41     return NULL;
42   }
43 
44   std::unique_ptr<config_t> config = config_new_empty();
45 
46   for (XMLElement* i = rootElement->FirstChildElement(); i != NULL;
47        i = i->NextSiblingElement())
48     for (XMLElement* j = i->FirstChildElement(); j != NULL;
49          j = j->NextSiblingElement()) {
50       const char* section = j->Attribute("Tag");
51       for (XMLElement* k = j->FirstChildElement(); k != NULL;
52            k = k->NextSiblingElement()) {
53         const char* key = k->Attribute("Tag");
54         const char* value = k->GetText();
55         if (section && key && value)
56           config_set_string(config.get(), section, key, value);
57       }
58     }
59 
60   return config;
61 }
62