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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 <sys/types.h> | 17 #include <sys/types.h> |
| 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/stdlib/move.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 |
| 34 void MinidumpExceptionWriter::InitializeFromSnapshot( | 35 void MinidumpExceptionWriter::InitializeFromSnapshot( |
| 35 const ExceptionSnapshot* exception_snapshot, | 36 const ExceptionSnapshot* exception_snapshot, |
| 36 const MinidumpThreadIDMap& thread_id_map) { | 37 const MinidumpThreadIDMap& thread_id_map) { |
| 37 DCHECK_EQ(state(), kStateMutable); | 38 DCHECK_EQ(state(), kStateMutable); |
| 38 DCHECK(!context_); | 39 DCHECK(!context_); |
| 39 | 40 |
| 40 auto thread_id_it = thread_id_map.find(exception_snapshot->ThreadID()); | 41 auto thread_id_it = thread_id_map.find(exception_snapshot->ThreadID()); |
| 41 DCHECK(thread_id_it != thread_id_map.end()); | 42 DCHECK(thread_id_it != thread_id_map.end()); |
| 42 SetThreadID(thread_id_it->second); | 43 SetThreadID(thread_id_it->second); |
| 43 | 44 |
| 44 SetExceptionCode(exception_snapshot->Exception()); | 45 SetExceptionCode(exception_snapshot->Exception()); |
| 45 SetExceptionFlags(exception_snapshot->ExceptionInfo()); | 46 SetExceptionFlags(exception_snapshot->ExceptionInfo()); |
| 46 SetExceptionAddress(exception_snapshot->ExceptionAddress()); | 47 SetExceptionAddress(exception_snapshot->ExceptionAddress()); |
| 47 SetExceptionInformation(exception_snapshot->Codes()); | 48 SetExceptionInformation(exception_snapshot->Codes()); |
| 48 | 49 |
| 49 scoped_ptr<MinidumpContextWriter> context = | 50 scoped_ptr<MinidumpContextWriter> context = |
| 50 MinidumpContextWriter::CreateFromSnapshot(exception_snapshot->Context()); | 51 MinidumpContextWriter::CreateFromSnapshot(exception_snapshot->Context()); |
| 51 SetContext(context.Pass()); | 52 SetContext(crashpad::move(context)); |
| 52 } | 53 } |
| 53 | 54 |
| 54 void MinidumpExceptionWriter::SetContext( | 55 void MinidumpExceptionWriter::SetContext( |
| 55 scoped_ptr<MinidumpContextWriter> context) { | 56 scoped_ptr<MinidumpContextWriter> context) { |
| 56 DCHECK_EQ(state(), kStateMutable); | 57 DCHECK_EQ(state(), kStateMutable); |
| 57 | 58 |
| 58 context_ = context.Pass(); | 59 context_ = crashpad::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(exception_.ExceptionRecord.ExceptionInformation); |
| 68 CHECK_LE(parameters, kMaxParameters); | 69 CHECK_LE(parameters, kMaxParameters); |
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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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