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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 #include "minidump/minidump_exception_writer.h" | 15 #include "minidump/minidump_exception_writer.h" |
16 | 16 |
17 #include <utility> | 17 #include <utility> |
18 | 18 |
19 #include "base/logging.h" | 19 #include "base/logging.h" |
20 #include "base/numerics/safe_conversions.h" | 20 #include "base/numerics/safe_conversions.h" |
21 #include "minidump/minidump_context_writer.h" | 21 #include "minidump/minidump_context_writer.h" |
22 #include "snapshot/exception_snapshot.h" | 22 #include "snapshot/exception_snapshot.h" |
23 #include "util/file/file_writer.h" | 23 #include "util/file/file_writer.h" |
| 24 #include "util/misc/arraysize_unsafe.h" |
24 | 25 |
25 namespace crashpad { | 26 namespace crashpad { |
26 | 27 |
27 MinidumpExceptionWriter::MinidumpExceptionWriter() | 28 MinidumpExceptionWriter::MinidumpExceptionWriter() |
28 : MinidumpStreamWriter(), exception_(), context_(nullptr) { | 29 : MinidumpStreamWriter(), exception_(), context_(nullptr) { |
29 } | 30 } |
30 | 31 |
31 MinidumpExceptionWriter::~MinidumpExceptionWriter() { | 32 MinidumpExceptionWriter::~MinidumpExceptionWriter() { |
32 } | 33 } |
33 | 34 |
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57 | 58 |
58 context_ = std::move(context); | 59 context_ = std::move(context); |
59 } | 60 } |
60 | 61 |
61 void MinidumpExceptionWriter::SetExceptionInformation( | 62 void MinidumpExceptionWriter::SetExceptionInformation( |
62 const std::vector<uint64_t>& exception_information) { | 63 const std::vector<uint64_t>& exception_information) { |
63 DCHECK_EQ(state(), kStateMutable); | 64 DCHECK_EQ(state(), kStateMutable); |
64 | 65 |
65 const size_t parameters = exception_information.size(); | 66 const size_t parameters = exception_information.size(); |
66 const size_t kMaxParameters = | 67 const size_t kMaxParameters = |
67 arraysize(exception_.ExceptionRecord.ExceptionInformation); | 68 ARRAYSIZE_UNSAFE(exception_.ExceptionRecord.ExceptionInformation); |
68 CHECK_LE(parameters, kMaxParameters); | 69 CHECK_LE(parameters, kMaxParameters); |
69 | 70 |
70 exception_.ExceptionRecord.NumberParameters = | 71 exception_.ExceptionRecord.NumberParameters = |
71 base::checked_cast<uint32_t>(parameters); | 72 base::checked_cast<uint32_t>(parameters); |
72 size_t parameter = 0; | 73 size_t parameter = 0; |
73 for (; parameter < parameters; ++parameter) { | 74 for (; parameter < parameters; ++parameter) { |
74 exception_.ExceptionRecord.ExceptionInformation[parameter] = | 75 exception_.ExceptionRecord.ExceptionInformation[parameter] = |
75 exception_information[parameter]; | 76 exception_information[parameter]; |
76 } | 77 } |
77 for (; parameter < kMaxParameters; ++parameter) { | 78 for (; parameter < kMaxParameters; ++parameter) { |
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112 DCHECK_EQ(state(), kStateWritable); | 113 DCHECK_EQ(state(), kStateWritable); |
113 | 114 |
114 return file_writer->Write(&exception_, sizeof(exception_)); | 115 return file_writer->Write(&exception_, sizeof(exception_)); |
115 } | 116 } |
116 | 117 |
117 MinidumpStreamType MinidumpExceptionWriter::StreamType() const { | 118 MinidumpStreamType MinidumpExceptionWriter::StreamType() const { |
118 return kMinidumpStreamTypeException; | 119 return kMinidumpStreamTypeException; |
119 } | 120 } |
120 | 121 |
121 } // namespace crashpad | 122 } // namespace crashpad |
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