1 // Copyright (c) 2012 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 "base/android/build_info.h"
6
7 #include <string>
8
9 #include "base/android/jni_android.h"
10 #include "base/android/jni_array.h"
11 #include "base/android/scoped_java_ref.h"
12 #include "base/logging.h"
13 #include "base/memory/singleton.h"
14 #include "base/strings/string_number_conversions.h"
15 #include "jni/BuildInfo_jni.h"
16
17 namespace base {
18 namespace android {
19
20 namespace {
21
22 // We are leaking these strings.
StrDupParam(const std::vector<std::string> & params,int index)23 const char* StrDupParam(const std::vector<std::string>& params, int index) {
24 return strdup(params[index].c_str());
25 }
26
GetIntParam(const std::vector<std::string> & params,int index)27 int GetIntParam(const std::vector<std::string>& params, int index) {
28 int ret = 0;
29 bool success = StringToInt(params[index], &ret);
30 DCHECK(success);
31 return ret;
32 }
33
34 } // namespace
35
36 struct BuildInfoSingletonTraits {
Newbase::android::BuildInfoSingletonTraits37 static BuildInfo* New() {
38 JNIEnv* env = AttachCurrentThread();
39 ScopedJavaLocalRef<jobjectArray> params_objs = Java_BuildInfo_getAll(env);
40 std::vector<std::string> params;
41 AppendJavaStringArrayToStringVector(env, params_objs.obj(), ¶ms);
42 return new BuildInfo(params);
43 }
44
Deletebase::android::BuildInfoSingletonTraits45 static void Delete(BuildInfo* x) {
46 // We're leaking this type, see kRegisterAtExit.
47 NOTREACHED();
48 }
49
50 static const bool kRegisterAtExit = false;
51 #if DCHECK_IS_ON()
52 static const bool kAllowedToAccessOnNonjoinableThread = true;
53 #endif
54 };
55
BuildInfo(const std::vector<std::string> & params)56 BuildInfo::BuildInfo(const std::vector<std::string>& params)
57 : brand_(StrDupParam(params, 0)),
58 device_(StrDupParam(params, 1)),
59 android_build_id_(StrDupParam(params, 2)),
60 manufacturer_(StrDupParam(params, 3)),
61 model_(StrDupParam(params, 4)),
62 sdk_int_(GetIntParam(params, 5)),
63 build_type_(StrDupParam(params, 6)),
64 board_(StrDupParam(params, 7)),
65 host_package_name_(StrDupParam(params, 8)),
66 host_version_code_(StrDupParam(params, 9)),
67 host_package_label_(StrDupParam(params, 10)),
68 package_name_(StrDupParam(params, 11)),
69 package_version_code_(StrDupParam(params, 12)),
70 package_version_name_(StrDupParam(params, 13)),
71 android_build_fp_(StrDupParam(params, 14)),
72 gms_version_code_(StrDupParam(params, 15)),
73 installer_package_name_(StrDupParam(params, 16)),
74 abi_name_(StrDupParam(params, 17)),
75 firebase_app_id_(StrDupParam(params, 18)),
76 custom_themes_(StrDupParam(params, 19)),
77 resources_version_(StrDupParam(params, 20)),
78 extracted_file_suffix_(params[21]),
79 is_at_least_p_(GetIntParam(params, 22)) {}
80
81 // static
GetInstance()82 BuildInfo* BuildInfo::GetInstance() {
83 return Singleton<BuildInfo, BuildInfoSingletonTraits >::get();
84 }
85
86 } // namespace android
87 } // namespace base
88