1 /*
2 // Copyright (c) 2018 Intel Corporation
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 "channel_layer.hpp"
18 
19 #include "channel_mgmt.hpp"
20 
21 #include <phosphor-logging/log.hpp>
22 
23 namespace ipmi
24 {
25 
26 bool doesDeviceExist(const uint8_t chNum)
27 {
28     // TODO: This is not the reliable way to find the device
29     // associated with ethernet interface as the channel number to
30     // eth association is not done. Need to revisit later
31     struct stat fileStat;
32     std::string devName("/sys/class/net/eth");
33     devName += std::to_string(chNum - 1);
34 
35     if (stat(devName.data(), &fileStat) != 0)
36     {
37         phosphor::logging::log<phosphor::logging::level::DEBUG>(
38             "Ethernet device not found");
39         return false;
40     }
41 
42     return true;
43 }
44 
45 bool isValidPrivLimit(const uint8_t privLimit)
46 {
47     return ((privLimit >= PRIVILEGE_CALLBACK) && (privLimit <= PRIVILEGE_OEM));
48 }
49 
50 bool isValidAccessMode(const uint8_t accessMode)
51 {
52     return (
53         (accessMode >= static_cast<uint8_t>(EChannelAccessMode::disabled)) &&
54         (accessMode <= static_cast<uint8_t>(EChannelAccessMode::shared)));
55 }
56 
57 bool isValidChannel(const uint8_t chNum)
58 {
59     return getChannelConfigObject().isValidChannel(chNum);
60 }
61 
62 uint8_t convertCurrentChannelNum(const uint8_t chNum)
63 {
64     return getChannelConfigObject().convertToChannelIndexNumber(chNum);
65 }
66 
67 bool isValidAuthType(const uint8_t chNum, const EAuthType& authType)
68 {
69     return getChannelConfigObject().isValidAuthType(chNum, authType);
70 }
71 
72 EChannelSessSupported getChannelSessionSupport(const uint8_t chNum)
73 {
74     return getChannelConfigObject().getChannelSessionSupport(chNum);
75 }
76 
77 int getChannelActiveSessions(const uint8_t chNum)
78 {
79     return getChannelConfigObject().getChannelActiveSessions(chNum);
80 }
81 
82 ipmi_ret_t ipmiChannelInit()
83 {
84     getChannelConfigObject();
85     return IPMI_CC_OK;
86 }
87 
88 ipmi_ret_t getChannelInfo(const uint8_t chNum, ChannelInfo& chInfo)
89 {
90     return getChannelConfigObject().getChannelInfo(chNum, chInfo);
91 }
92 
93 ipmi_ret_t getChannelAccessData(const uint8_t chNum,
94                                 ChannelAccess& chAccessData)
95 {
96     return getChannelConfigObject().getChannelAccessData(chNum, chAccessData);
97 }
98 
99 ipmi_ret_t setChannelAccessData(const uint8_t chNum,
100                                 const ChannelAccess& chAccessData,
101                                 const uint8_t setFlag)
102 {
103     return getChannelConfigObject().setChannelAccessData(chNum, chAccessData,
104                                                          setFlag);
105 }
106 
107 ipmi_ret_t getChannelAccessPersistData(const uint8_t chNum,
108                                        ChannelAccess& chAccessData)
109 {
110     return getChannelConfigObject().getChannelAccessPersistData(chNum,
111                                                                 chAccessData);
112 }
113 
114 ipmi_ret_t setChannelAccessPersistData(const uint8_t chNum,
115                                        const ChannelAccess& chAccessData,
116                                        const uint8_t setFlag)
117 {
118     return getChannelConfigObject().setChannelAccessPersistData(
119         chNum, chAccessData, setFlag);
120 }
121 
122 ipmi_ret_t getChannelAuthTypeSupported(const uint8_t chNum,
123                                        uint8_t& authTypeSupported)
124 {
125     return getChannelConfigObject().getChannelAuthTypeSupported(
126         chNum, authTypeSupported);
127 }
128 
129 ipmi_ret_t getChannelEnabledAuthType(const uint8_t chNum, const uint8_t priv,
130                                      EAuthType& authType)
131 {
132     return getChannelConfigObject().getChannelEnabledAuthType(chNum, priv,
133                                                               authType);
134 }
135 
136 } // namespace ipmi
137