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 using FirstIndex = size_t;
22 using LastIndex = size_t;
23
24 bool findFiles(const std::filesystem::path& dirPath,
25 const std::string& matchString,
26 std::vector<std::filesystem::path>& foundPaths);
27 bool findFiles(const std::vector<std::filesystem::path>&& dirPaths,
28 const std::string& matchString,
29 std::vector<std::filesystem::path>& foundPaths);
30
31 bool getI2cDevicePaths(
32 const std::filesystem::path& dirPath,
33 boost::container::flat_map<size_t, std::filesystem::path>& busPaths);
34
35 struct DBusInternalError final : public sdbusplus::exception_t
36 {
nameDBusInternalError37 const char* name() const noexcept override
38 {
39 return "org.freedesktop.DBus.Error.Failed";
40 }
descriptionDBusInternalError41 const char* description() const noexcept override
42 {
43 return "internal error";
44 }
whatDBusInternalError45 const char* what() const noexcept override
46 {
47 return "org.freedesktop.DBus.Error.Failed: "
48 "internal error";
49 }
50
get_errnoDBusInternalError51 int get_errno() const noexcept override
52 {
53 return EACCES;
54 }
55 };
56
deviceHasLogging(const nlohmann::json & json)57 inline bool deviceHasLogging(const nlohmann::json& json)
58 {
59 auto logging = json.find("Logging");
60 if (logging != json.end())
61 {
62 const auto* ptr = logging->get_ptr<const std::string*>();
63 if (ptr != nullptr)
64 {
65 if (*ptr == "Off")
66 {
67 return false;
68 }
69 }
70 }
71 return true;
72 }
73
74 /// \brief Match a Dbus property against a probe statement.
75 /// \param probe the probe statement to match against.
76 /// \param dbusValue the property value being matched to a probe.
77 /// \return true if the dbusValue matched the probe otherwise false.
78 bool matchProbe(const nlohmann::json& probe, const DBusValueVariant& dbusValue);
79
asciiToLower(char c)80 inline char asciiToLower(char c)
81 {
82 // Converts a character to lower case without relying on std::locale
83 if ('A' <= c && c <= 'Z')
84 {
85 c -= static_cast<char>('A' - 'a');
86 }
87 return c;
88 }
89
90 template <typename T>
iFindFirst(T && str,std::string_view sub)91 auto iFindFirst(T&& str, std::string_view sub)
92 {
93 return std::ranges::search(str, sub, [](char a, char b) {
94 return asciiToLower(a) == asciiToLower(b);
95 });
96 }
97
98 std::vector<std::string> split(std::string_view str, char delim);
99
100 void iReplaceAll(std::string& str, std::string_view search,
101 std::string_view replace);
102
103 void replaceAll(std::string& str, std::string_view search,
104 std::string_view replace);
105
106 std::string toLowerCopy(std::string_view str);
107
108 template <typename T>
fromCharsWrapper(const std::string_view & str,T & out,bool & fullMatch,int base=10)109 std::from_chars_result fromCharsWrapper(const std::string_view& str, T& out,
110 bool& fullMatch, int base = 10)
111 {
112 auto result = std::from_chars(
113 str.data(), std::next(str.begin(), str.size()), out, base);
114
115 fullMatch = result.ptr == std::next(str.begin(), str.size());
116
117 return result;
118 }
119