1 // SPDX-License-Identifier: Apache-2.0
2 // SPDX-FileCopyrightText: Copyright 2017 Intel Corporation
3
4 #pragma once
5
6 #include <boost/container/flat_map.hpp>
7 #include <nlohmann/json.hpp>
8 #include <sdbusplus/asio/connection.hpp>
9 #include <sdbusplus/exception.hpp>
10
11 #include <charconv>
12 #include <filesystem>
13
14 using DBusValueVariant =
15 std::variant<std::string, int64_t, uint64_t, double, int32_t, uint32_t,
16 int16_t, uint16_t, uint8_t, bool, std::vector<uint8_t>>;
17 using DBusInterface = boost::container::flat_map<std::string, DBusValueVariant>;
18 using DBusObject = boost::container::flat_map<std::string, DBusInterface>;
19 using MapperGetSubTreeResponse =
20 boost::container::flat_map<std::string, DBusObject>;
21
22 bool findFiles(const std::filesystem::path& dirPath,
23 const std::string& matchString,
24 std::vector<std::filesystem::path>& foundPaths);
25 bool findFiles(const std::vector<std::filesystem::path>&& dirPaths,
26 const std::string& matchString,
27 std::vector<std::filesystem::path>& foundPaths);
28
29 bool getI2cDevicePaths(
30 const std::filesystem::path& dirPath,
31 boost::container::flat_map<size_t, std::filesystem::path>& busPaths);
32
33 struct DBusInternalError final : public sdbusplus::exception_t
34 {
nameDBusInternalError35 const char* name() const noexcept override
36 {
37 return "org.freedesktop.DBus.Error.Failed";
38 }
descriptionDBusInternalError39 const char* description() const noexcept override
40 {
41 return "internal error";
42 }
whatDBusInternalError43 const char* what() const noexcept override
44 {
45 return "org.freedesktop.DBus.Error.Failed: "
46 "internal error";
47 }
48
get_errnoDBusInternalError49 int get_errno() const noexcept override
50 {
51 return EACCES;
52 }
53 };
54
deviceHasLogging(const nlohmann::json & json)55 inline bool deviceHasLogging(const nlohmann::json& json)
56 {
57 auto logging = json.find("Logging");
58 if (logging != json.end())
59 {
60 const auto* ptr = logging->get_ptr<const std::string*>();
61 if (ptr != nullptr)
62 {
63 if (*ptr == "Off")
64 {
65 return false;
66 }
67 }
68 }
69 return true;
70 }
71
72 /// \brief Match a Dbus property against a probe statement.
73 /// \param probe the probe statement to match against.
74 /// \param dbusValue the property value being matched to a probe.
75 /// \return true if the dbusValue matched the probe otherwise false.
76 bool matchProbe(const nlohmann::json& probe, const DBusValueVariant& dbusValue);
77
78 template <typename T>
fromCharsWrapper(const std::string_view & str,T & out,bool & fullMatch,int base=10)79 std::from_chars_result fromCharsWrapper(const std::string_view& str, T& out,
80 bool& fullMatch, int base = 10)
81 {
82 auto result = std::from_chars(
83 str.data(), std::next(str.begin(), str.size()), out, base);
84
85 fullMatch = result.ptr == std::next(str.begin(), str.size());
86
87 return result;
88 }
89