1 /*
2  * Copyright (C) 2021-2022 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 "rpc_log.h"
17 
18 #include <stdint.h>
19 #include "securec.h"
20 
21 #define LOG_NAME_MAX_LEN 5
22 #define LOG_PRINT_MAX_LEN 256
23 
24 typedef struct {
25     RpcLogModule mod;
26     char name[LOG_NAME_MAX_LEN];
27 } LogInfo;
28 
29 static LogInfo g_logInfo[RPC_LOG_MODULE_MAX] = {
30     {RPC_LOG_IPC, "IPC"},
31     {RPC_LOG_RPC, "RPC"},
32     {RPC_LOG_SER, "SER"},
33 };
34 
RpcOutPrint(const char * buf,RpcLogLevel level)35 static void RpcOutPrint(const char *buf, RpcLogLevel level)
36 {
37 #ifdef IPCRPC_PRINTF
38     printf("%s\n", buf);
39     return;
40 #endif
41     switch (level) {
42         case RPC_LOG_DBG:
43             HILOG_DEBUG(RPC_HILOG_ID, "%{public}s", buf);
44             break;
45         case RPC_LOG_INFO:
46             HILOG_INFO(RPC_HILOG_ID, "%{public}s", buf);
47             break;
48         case RPC_LOG_WARN:
49             HILOG_WARN(RPC_HILOG_ID, "%{public}s", buf);
50             break;
51         case RPC_LOG_ERROR:
52             HILOG_ERROR(RPC_HILOG_ID, "%{public}s", buf);
53             break;
54         default:
55             break;
56     }
57 }
58 
RpcLog(RpcLogModule module,RpcLogLevel level,const char * fmt,...)59 void RpcLog(RpcLogModule module, RpcLogLevel level, const char *fmt, ...)
60 {
61     int32_t ulPos;
62     char szStr[LOG_PRINT_MAX_LEN] = {0};
63     va_list arg;
64     int32_t ret;
65 
66     if (module >= RPC_LOG_MODULE_MAX || level >= RPC_LOG_LEVEL_MAX) {
67         HILOG_ERROR(RPC_HILOG_ID, "rpc log type or module error");
68         return;
69     }
70 
71     ret = sprintf_s(szStr, sizeof(szStr), "[%s]", g_logInfo[module].name);
72     if (ret < 0) {
73         HILOG_ERROR(RPC_HILOG_ID, "rpc log error");
74         return;
75     }
76     ulPos = strlen(szStr);
77     (void)memset_s(&arg, sizeof(va_list), 0, sizeof(va_list));
78     va_start(arg, fmt);
79     ret = vsprintf_s(&szStr[ulPos], sizeof(szStr) - ulPos, fmt, arg);
80     va_end(arg);
81     if (ret < 0) {
82         HILOG_ERROR(RPC_HILOG_ID, "rpc log len error");
83         return;
84     }
85     RpcOutPrint(szStr, level);
86 
87     return;
88 }
89