Remove error log for reading classid from cgroup
[platform/core/connectivity/stc-manager.git] / src / stc-manager-plugin-exception.c
1 /*
2  * Copyright (c) 2016 Samsung Electronics Co., Ltd.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16
17 #include <dlfcn.h>
18
19 #include "stc-manager.h"
20 #include "stc-manager-plugin-exception.h"
21
22 static gboolean stc_plugin_enabled = FALSE;
23 static void *handle_plugin;
24 static stc_plugin_exception_s *stc_plugin;
25
26 //LCOV_EXCL_START
27 int stc_plugin_exception_init(void)
28 {
29         __STC_LOG_FUNC_ENTER__;
30
31         handle_plugin = dlopen(STC_PLUGIN_EXCEPTION_FILEPATH, RTLD_NOW);
32         if (!handle_plugin) {
33                 STC_LOGE("Can't load %s: %s", STC_PLUGIN_EXCEPTION_FILEPATH, dlerror());
34                 __STC_LOG_FUNC_EXIT__;
35                 return STC_ERROR_UNINITIALIZED;
36         }
37
38         stc_plugin = dlsym(handle_plugin, "stc_plugin_exception");
39         if (!stc_plugin) {
40                 STC_LOGE("Can't load symbol: %s", dlerror());
41                 dlclose(handle_plugin);
42                 __STC_LOG_FUNC_EXIT__;
43                 return STC_ERROR_UNINITIALIZED;
44         }
45
46         stc_plugin->initialize_plugin();
47         stc_plugin_enabled = TRUE;
48
49         __STC_LOG_FUNC_EXIT__;
50         return STC_ERROR_NONE;
51 }
52
53 int stc_plugin_exception_deinit(void)
54 {
55         __STC_LOG_FUNC_ENTER__;
56
57         if (!stc_plugin_enabled) {
58                 __STC_LOG_FUNC_EXIT__;
59                 return STC_ERROR_UNINITIALIZED;
60         }
61
62         stc_plugin->deinitialize_plugin();
63         stc_plugin_enabled = FALSE;
64         dlclose(handle_plugin);
65
66         __STC_LOG_FUNC_EXIT__;
67         return STC_ERROR_NONE;
68 }
69
70 int stc_plugin_fill_exception_list(void)
71 {
72         __STC_LOG_FUNC_ENTER__;
73
74         if (!stc_plugin_enabled) {
75                 STC_LOGE("Plugin wasn't enabled");
76                 __STC_LOG_FUNC_EXIT__;
77                 return STC_ERROR_UNINITIALIZED;
78         }
79
80         if (!stc_plugin) {
81                 STC_LOGE("Plugin wasn't loaded");
82                 __STC_LOG_FUNC_EXIT__;
83                 return STC_ERROR_UNINITIALIZED;
84         }
85
86         __STC_LOG_FUNC_EXIT__;
87         return stc_plugin->fill_exception_list();
88 }
89
90 int stc_plugin_update_exception_list(void)
91 {
92         __STC_LOG_FUNC_ENTER__;
93
94         if (!stc_plugin_enabled) {
95                 STC_LOGE("Plugin wasn't enabled");
96                 __STC_LOG_FUNC_EXIT__;
97                 return STC_ERROR_UNINITIALIZED;
98         }
99
100         if (!stc_plugin) {
101                 STC_LOGE("Plugin wasn't loaded");
102                 __STC_LOG_FUNC_EXIT__;
103                 return STC_ERROR_UNINITIALIZED;
104         }
105
106         __STC_LOG_FUNC_EXIT__;
107         return stc_plugin->update_exception_list();
108 }
109
110 int stc_plugin_check_exception_by_cmdline(char *cmdline)
111 {
112         if (!stc_plugin_enabled)
113                 return STC_ERROR_UNINITIALIZED;
114
115         if (!stc_plugin)
116                 return STC_ERROR_UNINITIALIZED;
117
118         return stc_plugin->check_exception_by_cmdline(cmdline);
119 }
120 //LCOV_EXCL_STOP