1 /*
2 * Copyright 2013, The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #ifndef BCC_SUPPORT_PROPERTIES_H
18 #define BCC_SUPPORT_PROPERTIES_H
19
20 #include <stdint.h>
21 #include <stdlib.h>
22
23 #ifdef __ANDROID__
24 #include <sys/system_properties.h>
25 // TODO: Use rsCppUtils.cpp once the two projects are merged.
26 // Currently this implementation is copied over from
27 // frameworks/rs/rsCppUtils.cpp
property_get(const char * key,char * value,const char * default_value)28 static inline int property_get(const char *key, char *value, const char *default_value) {
29 int len;
30 len = __system_property_get(key, value);
31 if (len > 0) {
32 return len;
33 }
34
35 if (default_value) {
36 len = strlen(default_value);
37 memcpy(value, default_value, len + 1);
38 }
39 return len;
40 }
41 #endif
42
getProperty(const char * str)43 static inline uint32_t getProperty(const char *str) {
44 #ifdef __ANDROID__
45 char buf[PROP_VALUE_MAX];
46 property_get(str, buf, "0");
47 return atoi(buf);
48 #else
49 return 0;
50 #endif
51 }
52
53 #endif // BCC_SUPPORT_PROPERTIES_H
54