1 /*
2  * Copyright (c) 2020 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *    http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef HKS_HARDWARE_API_H
17 #define HKS_HARDWARE_API_H
18 
19 #include <stdint.h>
20 
21 #ifdef __cplusplus
22 extern "C" {
23 #endif
24 
25 /*
26  * get hardware UDID(Unique Device Identifier)
27  *
28  * udid: UDID(Unique Device Identifier)
29  * udid_len: The length of UDID
30  * return == 0 write ok, return < 0 other error
31  */
32 typedef int32_t (*hks_get_hardware_udid_callback)(uint8_t *udid,
33     uint32_t udid_len);
34 
35 /*
36  * Register callback for get hardware UDID(Unique Device Identifier)
37  *
38  * callbacks: The callback functions for get hardware UDID
39  * return 0 ok, other error
40  */
41 #ifndef HKS_API_PUBLIC
42 #if defined(WIN32) || defined(_WIN32) || defined(__CYGWIN__)
43 #ifdef HKS_DLL_EXPORT
44 __declspec(dllexport) int32_t hks_register_get_hardware_udid_callback(
45     hks_get_hardware_udid_callback callback);
46 #else
47 __declspec(dllimport) int32_t hks_register_get_hardware_udid_callback(
48     hks_get_hardware_udid_callback callback);
49 #endif
50 #else
51 __attribute__((visibility("default"))) int32_t hks_register_get_hardware_udid_callback(
52     hks_get_hardware_udid_callback callback);
53 #endif
54 #else
55 __attribute__((visibility("default"))) int32_t hks_register_get_hardware_udid_callback(
56     hks_get_hardware_udid_callback callback);
57 #endif
58 
59 #ifdef __cplusplus
60 }
61 #endif
62 
63 #endif /* HKS_HARDWARE_API_H */
64