hybris/include/hybris/properties/properties.h

   1 /*
   2  * Copyright (c) 2012 Carsten Munk <carsten.munk@gmail.com>
   3  *               2013 Simon Busch <morphis@gravedo.de>
   4  *               2008 The Android Open Source Project
   5  *               2013 Canonical Ltd
   6  *
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  * http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  *
  19  */
  20
  21 #ifndef PROPERTIES_H_
  22 #define PROPERTIES_H_
  23
  24 #include <stdint.h>
  25 #include <unistd.h>
  26 #include <stdint.h>
  27
  28 /* Based on Android */
  29 #define PROP_SERVICE_NAME "property_service"
  30
  31 #define PROP_NAME_MAX 32
  32 #define PROP_VALUE_MAX 92
  33
  34 /* Only SETPROP is defined by Android, for GETPROP and LISTPROP to work
  35  * an extended Android init service needs to be in place */
  36 #define PROP_MSG_SETPROP 1
  37 #define PROP_MSG_GETPROP 2
  38 #define PROP_MSG_LISTPROP 3
  39
  40 #ifdef __cplusplus
  41 extern "C" {
  42 #endif
  43
  44         typedef struct prop_msg_s {
  45                 unsigned cmd;
  46                 char name[PROP_NAME_MAX];
  47                 char value[PROP_VALUE_MAX];
  48         } prop_msg_t;
  49
  50         int property_set(const char *key, const char *value);
  51         int property_get(const char *key, char *value, const char *default_value);
  52         int property_list(void (*propfn)(const char *key, const char *value, void *cookie), void *cookie);
  53
  54 #ifdef __cplusplus
  55 }
  56 #endif
  57
  58 #endif // PROPERTIES_H_