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Side by Side Diff: util/misc/uuid.h

Issue 430003003: Add UUID, strlcpy, and their tests to util (Closed) Base URL: https://chromium.googlesource.com/crashpad/crashpad@master
Patch Set: Created 6 years, 4 months ago
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1 // Copyright 2014 The Crashpad Authors. All rights reserved.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14
15 #ifndef CRASHPAD_UTIL_MISC_UUID_H_
16 #define CRASHPAD_UTIL_MISC_UUID_H_
17
18 #include <stdint.h>
19
20 namespace crashpad {
21
22 //! \brief A universally unique identifier (%UUID).
23 //!
24 //! An alternate term for %UUID is “globally unique identifier” (GUID), used
25 //! primarily by Microsoft.
26 //!
27 //! A %UUID is a unique 128-bit number specified by RFC 4122.
28 struct UUID {
Robert Sesek 2014/08/01 17:28:18 No default constructor to zero-initialize everythi
Mark Mentovai 2014/08/01 18:05:49 rsesek wrote:
29 //! \brief Initializes the %UUID from a sequence of bytes.
30 //!
31 //! \a bytes is taken as a %UUID laid out in big-endian format in memory. On
32 //! little-endian machines, appropriate byte-swapping will be performed to
33 //! initialize an object’s data members.
34 //!
35 //! \param[in] bytes A buffer of exactly 16 bytes that will be assigned to the
36 //! %UUID.
37 void InitializeFromBytes(const uint8_t* bytes);
38
39 //! \brief The contents of the %UUID.
40 //! \{
41 uint32_t data_1;
42 uint16_t data_2;
43 uint16_t data_3;
44 uint8_t data_4[8];
Robert Sesek 2014/08/01 17:28:18 You may want to split data_4 into two fields: data
Mark Mentovai 2014/08/01 18:05:49 rsesek wrote:
45 //! \}
46 };
47
Robert Sesek 2014/08/01 17:28:18 A little surprised to not see an ostream operator
48 } // namespace crashpad
49
50 #endif // CRASHPAD_UTIL_MISC_UUID_H_
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