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 #include <stdio.h>
16 #include <string.h>
17
18 #include "comm_log.h"
19 #include "softbus_errcode.h"
20 #include "softbus_adapter_mem.h"
21 #include "softbus_def.h"
22 #include "softbus_hidumper_disc.h"
23
24 #define SOFTBUS_DISC_MODULE_NAME "disc"
25 #define SOFTBUS_DISC_MODULE_HELP "List all the dump item of disc"
26
27 static LIST_HEAD(g_disc_var_list);
28
SoftBusRegDiscVarDump(char * dumpVar,SoftBusVarDumpCb cb)29 int32_t SoftBusRegDiscVarDump(char *dumpVar, SoftBusVarDumpCb cb)
30 {
31 if (dumpVar == NULL || strlen(dumpVar) >= SOFTBUS_DUMP_VAR_NAME_LEN || cb == NULL) {
32 COMM_LOGE(COMM_DFX, "SoftBusRegDiscDumpCb invalid param");
33 return SOFTBUS_INVALID_PARAM;
34 }
35 return SoftBusAddDumpVarToList(dumpVar, cb, &g_disc_var_list);
36 }
37
SoftBusDiscDumpHander(int fd,int32_t argc,const char ** argv)38 static int32_t SoftBusDiscDumpHander(int fd, int32_t argc, const char **argv)
39 {
40 if (fd < 0 || argc < 0 || argv == NULL) {
41 COMM_LOGE(COMM_DFX, "SoftBusDiscDumpHander invalid param");
42 return SOFTBUS_INVALID_PARAM;
43 }
44
45 if (argc == 0 || strcmp(argv[0], "-h") == 0) {
46 SoftBusDumpSubModuleHelp(fd, SOFTBUS_DISC_MODULE_NAME, &g_disc_var_list);
47 return SOFTBUS_OK;
48 }
49
50 if (argc == 1 && strcmp(argv[0], "-l") == 0) {
51 SoftBusDumpSubModuleHelp(fd, SOFTBUS_DISC_MODULE_NAME, &g_disc_var_list);
52 return SOFTBUS_OK;
53 }
54 int32_t ret = SOFTBUS_OK;
55 int32_t isModuleExist = SOFTBUS_DUMP_NOT_EXIST;
56 if (strcmp(argv[0], "-l") == 0) {
57 ListNode *item = NULL;
58 LIST_FOR_EACH(item, &g_disc_var_list) {
59 SoftBusDumpVarNode *itemNode = LIST_ENTRY(item, SoftBusDumpVarNode, node);
60 if (strcmp(itemNode->varName, argv[1]) == 0) {
61 ret = itemNode->dumpCallback(fd);
62 isModuleExist = SOFTBUS_DUMP_EXIST;
63 break;
64 }
65 }
66 if (isModuleExist == SOFTBUS_DUMP_NOT_EXIST) {
67 SoftBusDumpErrInfo(fd, argv[1]);
68 SoftBusDumpSubModuleHelp(fd, SOFTBUS_DISC_MODULE_NAME, &g_disc_var_list);
69 }
70 }
71
72 return ret;
73 }
74
SoftBusDiscHiDumperInit(void)75 int32_t SoftBusDiscHiDumperInit(void)
76 {
77 int32_t ret = SoftBusRegHiDumperHandler(SOFTBUS_DISC_MODULE_NAME, SOFTBUS_DISC_MODULE_HELP,
78 &SoftBusDiscDumpHander);
79 if (ret != SOFTBUS_OK) {
80 COMM_LOGE(COMM_INIT, "SoftBusRegDiscDumpCb registe fail");
81 }
82 return ret;
83 }
84
SoftBusHiDumperDiscDeInit(void)85 void SoftBusHiDumperDiscDeInit(void)
86 {
87 SoftBusReleaseDumpVar(&g_disc_var_list);
88 }