1 /*
2 * Copyright (c) 2023 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 #include "udid.h"
16
17 #ifdef OHOS_LITE
18 #include "hal_sys_param.h"
19 #endif
20 #include "init_param.h"
21 #include "param_comm.h"
22 #include "securec.h"
23 #include "sysparam_errno.h"
24
GetSerial_(void)25 INIT_LOCAL_API const char *GetSerial_(void)
26 {
27 #ifdef OHOS_LITE
28 return HalGetSerial();
29 #else
30 static char *ohosSerial = NULL;
31 if (ohosSerial != NULL) {
32 return ohosSerial;
33 }
34
35 char *value;
36 BEGET_CHECK((value = (char *)calloc(1, PARAM_VALUE_LEN_MAX)) != NULL, return NULL);
37 uint32_t len = PARAM_VALUE_LEN_MAX;
38 int ret = SystemGetParameter("ohos.boot.sn", value, &len);
39 BEGET_CHECK(ret == 0, free(value);
40 return NULL);
41 if (ohosSerial != NULL) {
42 free(value);
43 return ohosSerial;
44 }
45 ohosSerial = value;
46 return ohosSerial;
47 #endif
48 }
49
GetUdidFromParam(char * udid,uint32_t size)50 INIT_LOCAL_API int GetUdidFromParam(char *udid, uint32_t size)
51 {
52 uint32_t len = size;
53 int ret = SystemGetParameter("const.product.udid", udid, &len);
54 BEGET_CHECK(ret != 0, return ret);
55
56 len = size;
57 ret = SystemGetParameter("const.product.devUdid", udid, &len);
58 BEGET_CHECK(ret != 0, return ret);
59 return ret;
60 }
61
GetDevUdid_(char * udid,int size)62 INIT_LOCAL_API int GetDevUdid_(char *udid, int size)
63 {
64 if (size < UDID_LEN || udid == NULL) {
65 return EC_FAILURE;
66 }
67
68 int ret = GetUdidFromParam(udid, (uint32_t)size);
69 BEGET_CHECK(ret != 0, return ret);
70
71 #ifdef OHOS_LITE
72 ret = CalcDevUdid(udid, size);
73 #endif
74 return ret;
75 }
76
GetDiskSN_(char * diskSN,int size)77 INIT_LOCAL_API int GetDiskSN_(char *diskSN, int size)
78 {
79 if (size < DISK_SN_LEN || diskSN == NULL) {
80 return EC_FAILURE;
81 }
82 char diskSNPath[DISK_SN_PATH_LEN] = {0};
83 uint32_t diskSNPathLen = DISK_SN_PATH_LEN;
84 if (SystemGetParameter("const.disk.sn.filepath", diskSNPath, &diskSNPathLen) != 0) {
85 BEGET_LOGE("const.disk.sn.filepath read failed");
86 return EC_FAILURE;
87 }
88 FILE *file = fopen(diskSNPath, "r");
89 if (file == NULL) {
90 BEGET_LOGE("GetDiskSN_ open file failed");
91 return EC_FAILURE;
92 }
93 if (fscanf_s(file, "%s", diskSN, size) <= 0) {
94 BEGET_LOGE("GetDiskSN_ read file failed");
95 if (fclose(file) != 0) {
96 BEGET_LOGE("GetDiskSN_ close file failed");
97 }
98 return EC_FAILURE;
99 }
100 if (fclose(file) != 0) {
101 BEGET_LOGE("GetDiskSN_ close file failed");
102 }
103 return 0;
104 }