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 #pragma once
18 #include "config.h"
19 
20 #include <ipmid/api.hpp>
21 #include <sdbusplus/bus.hpp>
22 
23 #include <iostream>
24 
25 static constexpr bool debug = false;
26 
27 using IanaType = std::array<uint8_t, 3>;
28 using flashSize = std::array<uint8_t, 4>;
29 
30 static constexpr IanaType iana = {0x15, 0xA0, 0x0}; // Meta's IANA
31 
32 static void instances(std::string s, std::vector<std::string>& host)
33 {
34     size_t pos = 0;
35 
36     while ((pos = s.find(" ")) != std::string::npos)
37     {
38         host.push_back(s.substr(0, pos));
39         s.erase(0, pos + 1);
40     }
41     host.push_back(s);
42 }
43 
44 inline std::optional<size_t> findHost(size_t id)
45 {
46     std::vector<std::string> hosts = {};
47 
48     if (hostInstances == "0")
49     {
50         return id;
51     }
52 
53     instances(hostInstances, hosts);
54 
55     std::sort(hosts.begin(), hosts.end());
56 
57     /*  ctx host ID for host 1 is 0, host 2 is 1 ... host N is N-1
58      *  Therefore, host Index is incremented to 1 to map with the dbus
59      *  object path created.
60      */
61     std::string num = std::to_string(id + 1);
62 
63     auto instance = std::lower_bound(hosts.begin(), hosts.end(), num);
64 
65     if (instance != std::end(hosts))
66     {
67         return id + 1;
68     }
69 
70     return std::nullopt;
71 }
72 
73 inline static void printRegistration(unsigned int netfn, unsigned int cmd)
74 {
75     if constexpr (debug)
76     {
77         std::cout << "Registering NetFn:[0x" << std::hex << std::uppercase
78                   << netfn << "], Cmd:[0x" << cmd << "]\n";
79     }
80 }
81 
82 inline static void ipmiPrintAndRegister(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
83                                         ipmi_context_t context,
84                                         ipmid_callback_t handler,
85                                         ipmi_cmd_privilege_t priv)
86 {
87     printRegistration(netfn, cmd);
88     ipmi_register_callback(netfn, cmd, context, handler, priv);
89 }
90 
91 inline static void printCommand(unsigned int netfn, unsigned int cmd)
92 {
93     if constexpr (debug)
94     {
95         std::cout << "Executing NetFn:[0x" << std::hex << std::uppercase
96                   << netfn << "], Cmd:[0x" << cmd << "]\n";
97     }
98 }
99 
100 namespace ipmi
101 {
102 using DbusVariant = std::variant<std::string, bool, uint8_t, uint16_t, int16_t,
103                                  uint32_t, int32_t, uint64_t, int64_t, double>;
104 } // namespace ipmi
105