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      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 "sync/util/get_session_name.h"
      6 
      7 #include "base/bind.h"
      8 #include "base/bind_helpers.h"
      9 #include "base/callback.h"
     10 #include "base/location.h"
     11 #include "base/strings/string_util.h"
     12 #include "base/sys_info.h"
     13 #include "base/task_runner.h"
     14 
     15 #if defined(OS_LINUX)
     16 #include "sync/util/get_session_name_linux.h"
     17 #elif defined(OS_IOS)
     18 #include "sync/util/get_session_name_ios.h"
     19 #elif defined(OS_MACOSX)
     20 #include "sync/util/get_session_name_mac.h"
     21 #elif defined(OS_WIN)
     22 #include "sync/util/get_session_name_win.h"
     23 #elif defined(OS_ANDROID)
     24 #include "base/android/build_info.h"
     25 #endif
     26 
     27 namespace syncer {
     28 
     29 namespace {
     30 
     31 std::string GetSessionNameSynchronously() {
     32   std::string session_name;
     33 #if defined(OS_CHROMEOS)
     34   std::string board = base::SysInfo::GetLsbReleaseBoard();
     35   // Currently, only "stumpy" type of board is considered Chromebox, and
     36   // anything else is Chromebook.  On these devices, session_name should look
     37   // like "stumpy-signed-mp-v2keys" etc. The information can be checked on
     38   // "CHROMEOS_RELEASE_BOARD" line in chrome://system.
     39   session_name = board.substr(0, 6) == "stumpy" ? "Chromebox" : "Chromebook";
     40 #elif defined(OS_LINUX)
     41   session_name = internal::GetHostname();
     42 #elif defined(OS_IOS)
     43   session_name = internal::GetComputerName();
     44 #elif defined(OS_MACOSX)
     45   session_name = internal::GetHardwareModelName();
     46 #elif defined(OS_WIN)
     47   session_name = internal::GetComputerName();
     48 #elif defined(OS_ANDROID)
     49   base::android::BuildInfo* android_build_info =
     50       base::android::BuildInfo::GetInstance();
     51   session_name = android_build_info->model();
     52 #endif
     53 
     54   if (session_name == "Unknown" || session_name.empty())
     55     session_name = base::SysInfo::OperatingSystemName();
     56 
     57   DCHECK(base::IsStringUTF8(session_name));
     58   return session_name;
     59 }
     60 
     61 void FillSessionName(std::string* session_name) {
     62   *session_name = GetSessionNameSynchronously();
     63 }
     64 
     65 void OnSessionNameFilled(
     66     const base::Callback<void(const std::string&)>& done_callback,
     67     std::string* session_name) {
     68   done_callback.Run(*session_name);
     69 }
     70 
     71 }  // namespace
     72 
     73 void GetSessionName(
     74     const scoped_refptr<base::TaskRunner>& task_runner,
     75     const base::Callback<void(const std::string&)>& done_callback) {
     76   std::string* session_name = new std::string();
     77   task_runner->PostTaskAndReply(
     78       FROM_HERE,
     79       base::Bind(&FillSessionName,
     80                  base::Unretained(session_name)),
     81       base::Bind(&OnSessionNameFilled,
     82                  done_callback,
     83                  base::Owned(session_name)));
     84 }
     85 
     86 std::string GetSessionNameSynchronouslyForTesting() {
     87   return GetSessionNameSynchronously();
     88 }
     89 
     90 }  // namespace syncer
     91