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      1 /*
      2 **
      3 ** Copyright 2008, The Android Open Source Project
      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 #ifndef INSTALLD_CONSTANTS_H_
     19 #define INSTALLD_CONSTANTS_H_
     20 
     21 namespace android {
     22 namespace installd {
     23 
     24 /* elements combined with a valid package name to form paths */
     25 
     26 constexpr const char* PRIMARY_USER_PREFIX = "data/";
     27 constexpr const char* SECONDARY_USER_PREFIX = "user/";
     28 
     29 // This is used as a string literal, can't be constants. TODO: std::string...
     30 #define DALVIK_CACHE "dalvik-cache"
     31 constexpr const char* DALVIK_CACHE_POSTFIX = "@classes.dex";
     32 
     33 constexpr size_t PKG_NAME_MAX = 128u;   /* largest allowed package name */
     34 constexpr size_t PKG_PATH_MAX = 1024u;  /* max size of any path we use */
     35 
     36 /****************************************************************************
     37  * IMPORTANT: These values are passed from Java code. Keep them in sync with
     38  * frameworks/base/services/core/java/com/android/server/pm/Installer.java
     39  ***************************************************************************/
     40 constexpr int DEXOPT_PUBLIC         = 1 << 1;
     41 constexpr int DEXOPT_DEBUGGABLE     = 1 << 2;
     42 constexpr int DEXOPT_BOOTCOMPLETE   = 1 << 3;
     43 constexpr int DEXOPT_PROFILE_GUIDED = 1 << 4;
     44 constexpr int DEXOPT_SECONDARY_DEX  = 1 << 5;
     45 // DEXOPT_FORCE, DEXOPT_STORAGE_CE, DEXOPT_STORAGE_DE are exposed for secondary
     46 // dex files only. Primary apks are analyzed in PackageManager and installd
     47 // does not need to know if the compilation is forced or on what kind of storage
     48 // the dex files are.
     49 constexpr int DEXOPT_FORCE          = 1 << 6;
     50 constexpr int DEXOPT_STORAGE_CE     = 1 << 7;
     51 constexpr int DEXOPT_STORAGE_DE     = 1 << 8;
     52 // Tells the compiler that it is invoked from the background service.  This
     53 // controls whether extra debugging flags can be used (taking more compile time.)
     54 constexpr int DEXOPT_IDLE_BACKGROUND_JOB = 1 << 9;
     55 constexpr int DEXOPT_ENABLE_HIDDEN_API_CHECKS = 1 << 10;
     56 constexpr int DEXOPT_GENERATE_COMPACT_DEX = 1 << 11;
     57 constexpr int DEXOPT_GENERATE_APP_IMAGE = 1 << 12;
     58 
     59 /* all known values for dexopt flags */
     60 constexpr int DEXOPT_MASK =
     61     DEXOPT_PUBLIC
     62     | DEXOPT_DEBUGGABLE
     63     | DEXOPT_BOOTCOMPLETE
     64     | DEXOPT_PROFILE_GUIDED
     65     | DEXOPT_SECONDARY_DEX
     66     | DEXOPT_FORCE
     67     | DEXOPT_STORAGE_CE
     68     | DEXOPT_STORAGE_DE
     69     | DEXOPT_IDLE_BACKGROUND_JOB
     70     | DEXOPT_ENABLE_HIDDEN_API_CHECKS
     71     | DEXOPT_GENERATE_COMPACT_DEX
     72     | DEXOPT_GENERATE_APP_IMAGE;
     73 
     74 // NOTE: keep in sync with StorageManager
     75 constexpr int FLAG_STORAGE_DE = 1 << 0;
     76 constexpr int FLAG_STORAGE_CE = 1 << 1;
     77 
     78 #define ARRAY_SIZE(a) (sizeof(a) / sizeof(*(a)))
     79 
     80 }  // namespace installd
     81 }  // namespace android
     82 
     83 #endif  // INSTALLD_CONSTANTS_H_
     84