1 /*
2 * Copyright (C) 2022 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 #include "utils.h"
17
18 #include <string.h>
19 #include "log.h"
20
21 #define ERROR_STR_LENGTH 0
22
HcfIsStrValid(const char * str,uint32_t maxLen)23 bool HcfIsStrValid(const char *str, uint32_t maxLen)
24 {
25 if (str == NULL) {
26 LOGE("input string is NULL ptr");
27 return false;
28 }
29 // One byte must be reserved for the terminator.
30 if (strnlen(str, maxLen) >= maxLen) {
31 LOGE("input string is beyond max length");
32 return false;
33 }
34 return true;
35 }
36
HcfIsBlobValid(const HcfBlob * blob)37 bool HcfIsBlobValid(const HcfBlob *blob)
38 {
39 return ((blob != NULL) && (blob->data != NULL) && (blob->len > 0));
40 }
41
HcfIsClassMatch(const HcfObjectBase * obj,const char * className)42 bool HcfIsClassMatch(const HcfObjectBase *obj, const char *className)
43 {
44 if ((obj == NULL) || (obj->getClass() == NULL) || (className == NULL)) {
45 return false;
46 }
47 if (strcmp(obj->getClass(), className) == 0) {
48 return true;
49 } else {
50 LOGE("class is not match. expect class: %s, input class: %s", className, obj->getClass());
51 return false;
52 }
53 }
54
HcfStrlen(const char * str)55 size_t HcfStrlen(const char *str)
56 {
57 if (str == NULL) {
58 LOGE("str is null");
59 return ERROR_STR_LENGTH;
60 }
61 return strlen(str);
62 }
63