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b239731a PP |
1 | /* |
2 | * Copyright (c) 2020 Philippe Proulx <pproulx@efficios.com> | |
3 | * | |
4 | * SPDX-License-Identifier: MIT | |
5 | */ | |
6 | ||
7 | #ifndef BABELTRACE_CPP_COMMON_UUID_VIEW_HPP | |
8 | #define BABELTRACE_CPP_COMMON_UUID_VIEW_HPP | |
9 | ||
6ef77ba5 | 10 | #include <array> |
b239731a | 11 | #include <cstdint> |
6ef77ba5 | 12 | #include <string> |
b239731a PP |
13 | |
14 | #include "common/assert.h" | |
15 | #include "common/uuid.h" | |
16 | ||
17 | namespace bt2_common { | |
18 | ||
19 | class UuidView | |
20 | { | |
21 | public: | |
22 | explicit UuidView(const std::uint8_t * const uuid) noexcept : _mUuid {uuid} | |
23 | { | |
24 | BT_ASSERT_DBG(uuid); | |
25 | } | |
26 | ||
27 | UuidView(const UuidView&) noexcept = default; | |
28 | UuidView& operator=(const UuidView&) noexcept = default; | |
29 | ||
30 | bool operator==(const UuidView& other) const noexcept | |
31 | { | |
32 | return bt_uuid_compare(_mUuid, other._mUuid) == 0; | |
33 | } | |
34 | ||
35 | bool operator!=(const UuidView& other) const noexcept | |
36 | { | |
37 | return !(*this == other); | |
38 | } | |
39 | ||
40 | std::string string() const | |
41 | { | |
99ddb79d | 42 | std::string s; |
b239731a | 43 | |
99ddb79d | 44 | s.resize(BT_UUID_STR_LEN); |
f442e7c3 | 45 | bt_uuid_to_str(_mUuid, &s[0]); |
99ddb79d MJ |
46 | |
47 | return s; | |
b239731a PP |
48 | } |
49 | ||
50 | static std::size_t size() noexcept | |
51 | { | |
52 | return BT_UUID_LEN; | |
53 | } | |
54 | ||
55 | const std::uint8_t *data() const noexcept | |
56 | { | |
57 | return _mUuid; | |
58 | } | |
59 | ||
60 | private: | |
61 | const std::uint8_t *_mUuid; | |
62 | }; | |
63 | ||
b5f55e9f | 64 | } /* namespace bt2_common */ |
b239731a | 65 | |
b5f55e9f | 66 | #endif /* BABELTRACE_CPP_COMMON_UUID_VIEW_HPP */ |