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 // Defines base::PathProviderAndroid which replaces base::PathProviderPosix for 6 // Android in base/path_service.cc. 7 8 #include <unistd.h> 9 10 #include "base/android/jni_android.h" 11 #include "base/android/path_utils.h" 12 #include "base/base_paths.h" 13 #include "base/files/file_path.h" 14 #include "base/files/file_util.h" 15 #include "base/logging.h" 16 #include "base/process/process_metrics.h" 17 18 namespace base { 19 PathProviderAndroid(int key,FilePath * result)20bool PathProviderAndroid(int key, FilePath* result) { 21 switch (key) { 22 case base::FILE_EXE: { 23 char bin_dir[PATH_MAX + 1]; 24 int bin_dir_size = readlink(kProcSelfExe, bin_dir, PATH_MAX); 25 if (bin_dir_size < 0 || bin_dir_size > PATH_MAX) { 26 NOTREACHED() << "Unable to resolve " << kProcSelfExe << "."; 27 return false; 28 } 29 bin_dir[bin_dir_size] = 0; 30 *result = FilePath(bin_dir); 31 return true; 32 } 33 case base::FILE_MODULE: 34 // dladdr didn't work in Android as only the file name was returned. 35 NOTIMPLEMENTED(); 36 return false; 37 case base::DIR_MODULE: 38 return base::android::GetNativeLibraryDirectory(result); 39 case base::DIR_SOURCE_ROOT: 40 // This const is only used for tests. 41 return base::android::GetExternalStorageDirectory(result); 42 case base::DIR_USER_DESKTOP: 43 // Android doesn't support GetUserDesktop. 44 NOTIMPLEMENTED(); 45 return false; 46 case base::DIR_CACHE: 47 return base::android::GetCacheDirectory(result); 48 case base::DIR_ANDROID_APP_DATA: 49 return base::android::GetDataDirectory(result); 50 case base::DIR_ANDROID_EXTERNAL_STORAGE: 51 return base::android::GetExternalStorageDirectory(result); 52 default: 53 // Note: the path system expects this function to override the default 54 // behavior. So no need to log an error if we don't support a given 55 // path. The system will just use the default. 56 return false; 57 } 58 } 59 60 } // namespace base 61