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 "dh_log.h"
17 
18 #include "cstdlib"
19 #include "string"
20 
21 #include "securec.h"
22 
23 #ifdef HI_LOG_ENABLE
24 #include "hilog/log.h"
25 #else
26 #include <cstdio>
27 #endif
28 
29 namespace OHOS {
30 namespace DistributedHardware {
31 const std::string DC_LOG_TITLE_TAG = "DCAMERA";
32 constexpr int32_t LOG_MAX_LEN = 4096;
33 
DHLogOut(DHLogLevel logLevel,const char * logBuf)34 static void DHLogOut(DHLogLevel logLevel, const char *logBuf)
35 {
36 #ifdef HI_LOG_ENABLE
37     LogLevel hiLogLevel = LOG_INFO;
38     switch (logLevel) {
39         case DH_LOG_DEBUG:
40             hiLogLevel = LOG_DEBUG;
41             break;
42         case DH_LOG_INFO:
43             hiLogLevel = LOG_INFO;
44             break;
45         case DH_LOG_WARN:
46             hiLogLevel = LOG_WARN;
47             break;
48         case DH_LOG_ERROR:
49             hiLogLevel = LOG_ERROR;
50             break;
51         default:
52             break;
53     }
54     (void)HiLogPrint(LOG_CORE, hiLogLevel, LOG_DOMAIN, DC_LOG_TITLE_TAG.c_str(), "%{public}s", logBuf);
55 #else
56     switch (logLevel) {
57         case DH_LOG_DEBUG:
58             printf("[D]%s\n", logBuf);
59             break;
60         case DH_LOG_INFO:
61             printf("[I]%s\n", logBuf);
62             break;
63         case DH_LOG_WARN:
64             printf("[W]%s\n", logBuf);
65             break;
66         case DH_LOG_ERROR:
67             printf("[E]%s\n", logBuf);
68             break;
69         default:
70             break;
71     }
72 #endif
73 }
74 
DHLog(DHLogLevel logLevel,const char * fmt,...)75 void DHLog(DHLogLevel logLevel, const char *fmt, ...)
76 {
77     char logBuf[LOG_MAX_LEN] = {0};
78     va_list arg;
79 
80     (void)memset_s(&arg, sizeof(va_list), 0, sizeof(va_list));
81     va_start(arg, fmt);
82     int32_t ret = vsprintf_s(logBuf, sizeof(logBuf), fmt, arg);
83     va_end(arg);
84     if (ret < 0) {
85         DHLogOut(logLevel, "DH log length error.");
86         return;
87     }
88     DHLogOut(logLevel, logBuf);
89 }
90 } // namespace DistributedHardware
91 } // namespace OHOS
92