1 files changed, 145 insertions, 0 deletions
diff --git a/base/android/build_info.h b/base/android/build_info.h
new file mode 100644
index 0000000000..cce74f4e52
--- /dev/null
+++ b/base/android/build_info.h
@@ -0,0 +1,145 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef BASE_ANDROID_BUILD_INFO_H_
+#define BASE_ANDROID_BUILD_INFO_H_
+
+#include <jni.h>
+
+#include <string>
+
+#include "base/base_export.h"
+#include "base/macros.h"
+#include "base/memory/singleton.h"
+
+namespace base {
+namespace android {
+
+// This enumeration maps to the values returned by BuildInfo::sdk_int(),
+// indicating the Android release associated with a given SDK version.
+enum SdkVersion {
+  SDK_VERSION_JELLY_BEAN = 16,
+  SDK_VERSION_JELLY_BEAN_MR1 = 17,
+  SDK_VERSION_JELLY_BEAN_MR2 = 18,
+  SDK_VERSION_KITKAT = 19,
+  SDK_VERSION_KITKAT_WEAR = 20,
+  SDK_VERSION_LOLLIPOP = 21,
+  SDK_VERSION_LOLLIPOP_MR1 = 22,
+  SDK_VERSION_MARSHMALLOW = 23,
+  SDK_VERSION_NOUGAT = 24
+};
+
+// BuildInfo is a singleton class that stores android build and device
+// information. It will be called from Android specific code and gets used
+// primarily in crash reporting.
+
+// It is also used to store the last java exception seen during JNI.
+// TODO(nileshagrawal): Find a better place to store this info.
+class BASE_EXPORT BuildInfo {
+ public:
+
+  ~BuildInfo() {}
+
+  // Static factory method for getting the singleton BuildInfo instance.
+  // Note that ownership is not conferred on the caller and the BuildInfo in
+  // question isn't actually freed until shutdown. This is ok because there
+  // should only be one instance of BuildInfo ever created.
+  static BuildInfo* GetInstance();
+
+  // Const char* is used instead of std::strings because these values must be
+  // available even if the process is in a crash state. Sadly
+  // std::string.c_str() doesn't guarantee that memory won't be allocated when
+  // it is called.
+  const char* device() const {
+    return device_;
+  }
+
+  const char* manufacturer() const {
+    return manufacturer_;
+  }
+
+  const char* model() const {
+    return model_;
+  }
+
+  const char* brand() const {
+    return brand_;
+  }
+
+  const char* android_build_id() const {
+    return android_build_id_;
+  }
+
+  const char* android_build_fp() const {
+    return android_build_fp_;
+  }
+
+  const char* gms_version_code() const {
+    return gms_version_code_;
+  }
+
+  const char* package_version_code() const {
+    return package_version_code_;
+  }
+
+  const char* package_version_name() const {
+    return package_version_name_;
+  }
+
+  const char* package_label() const {
+    return package_label_;
+  }
+
+  const char* package_name() const {
+    return package_name_;
+  }
+
+  const char* build_type() const {
+    return build_type_;
+  }
+
+  int sdk_int() const {
+    return sdk_int_;
+  }
+
+  const char* java_exception_info() const {
+    return java_exception_info_;
+  }
+
+  void SetJavaExceptionInfo(const std::string& info);
+
+  void ClearJavaExceptionInfo();
+
+ private:
+  friend struct BuildInfoSingletonTraits;
+
+  explicit BuildInfo(JNIEnv* env);
+
+  // Const char* is used instead of std::strings because these values must be
+  // available even if the process is in a crash state. Sadly
+  // std::string.c_str() doesn't guarantee that memory won't be allocated when
+  // it is called.
+  const char* const device_;
+  const char* const manufacturer_;
+  const char* const model_;
+  const char* const brand_;
+  const char* const android_build_id_;
+  const char* const android_build_fp_;
+  const char* const gms_version_code_;
+  const char* const package_version_code_;
+  const char* const package_version_name_;
+  const char* const package_label_;
+  const char* const package_name_;
+  const char* const build_type_;
+  const int sdk_int_;
+  // This is set via set_java_exception_info, not at constructor time.
+  const char* java_exception_info_;
+
+  DISALLOW_COPY_AND_ASSIGN(BuildInfo);
+};
+
+}  // namespace android
+}  // namespace base
+
+#endif  // BASE_ANDROID_BUILD_INFO_H_