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1 // Copyright 2014 The Crashpad Authors. All rights reserved. | 1 // Copyright 2014 The Crashpad Authors. All rights reserved. |
2 // | 2 // |
3 // Licensed under the Apache License, Version 2.0 (the "License"); | 3 // Licensed under the Apache License, Version 2.0 (the "License"); |
4 // you may not use this file except in compliance with 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 | 5 // You may obtain a copy of the License at |
6 // | 6 // |
7 // http://www.apache.org/licenses/LICENSE-2.0 | 7 // http://www.apache.org/licenses/LICENSE-2.0 |
8 // | 8 // |
9 // Unless required by applicable law or agreed to in writing, software | 9 // Unless required by applicable law or agreed to in writing, software |
10 // distributed under the License is distributed on an "AS IS" BASIS, | 10 // distributed under the License is distributed on an "AS IS" BASIS, |
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
12 // See the License for the specific language governing permissions and | 12 // See the License for the specific language governing permissions and |
13 // limitations under the License. | 13 // limitations under the License. |
14 | 14 |
15 #ifndef CRASHPAD_UTIL_MISC_INITIALIZATION_INITIALIZATION_STATE_H_ | 15 #ifndef CRASHPAD_UTIL_MISC_INITIALIZATION_INITIALIZATION_STATE_H_ |
16 #define CRASHPAD_UTIL_MISC_INITIALIZATION_INITIALIZATION_STATE_H_ | 16 #define CRASHPAD_UTIL_MISC_INITIALIZATION_INITIALIZATION_STATE_H_ |
17 | 17 |
18 #include <stdint.h> | 18 #include <stdint.h> |
19 | 19 |
20 #include "base/basictypes.h" | 20 #include "base/macros.h" |
21 | 21 |
22 namespace crashpad { | 22 namespace crashpad { |
23 | 23 |
24 //! \brief Tracks whether data are initialized. | 24 //! \brief Tracks whether data are initialized. |
25 //! | 25 //! |
26 //! Objects of this type track whether the data they’re guarding are | 26 //! Objects of this type track whether the data they’re guarding are |
27 //! initialized. The three possible states are uninitialized (the initial | 27 //! initialized. The three possible states are uninitialized (the initial |
28 //! state), initializing, and valid. As the guarded data are initialized, an | 28 //! state), initializing, and valid. As the guarded data are initialized, an |
29 //! InitializationState object will normally transition through these three | 29 //! InitializationState object will normally transition through these three |
30 //! states. A fourth state corresponds to the destruction of objects of this | 30 //! states. A fourth state corresponds to the destruction of objects of this |
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91 // kStateDestroyed, limiting this class’ ability to catch use-after-free | 91 // kStateDestroyed, limiting this class’ ability to catch use-after-free |
92 // errors. | 92 // errors. |
93 volatile State state_; | 93 volatile State state_; |
94 | 94 |
95 DISALLOW_COPY_AND_ASSIGN(InitializationState); | 95 DISALLOW_COPY_AND_ASSIGN(InitializationState); |
96 }; | 96 }; |
97 | 97 |
98 } // namespace crashpad | 98 } // namespace crashpad |
99 | 99 |
100 #endif // CRASHPAD_UTIL_MISC_INITIALIZATION_INITIALIZATION_STATE_H_ | 100 #endif // CRASHPAD_UTIL_MISC_INITIALIZATION_INITIALIZATION_STATE_H_ |
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