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d108fd04a5
Some files, such as /proc/[pid]/maps, may not be accessible to the handler. This enables the handler access to the contents of those files via the broker. This change reads maps and auxv using ReadFileContents. Bug: crashpad:30 Change-Id: Ia19b498bae473c616ea794ab51c3f22afd5795be Reviewed-on: https://chromium-review.googlesource.com/989406 Reviewed-by: Mark Mentovai <mark@chromium.org>
72 lines
2.1 KiB
C++
72 lines
2.1 KiB
C++
// Copyright 2017 The Crashpad Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef CRASHPAD_TEST_LINUX_FAKE_PTRACE_CONNECTION_H_
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#define CRASHPAD_TEST_LINUX_FAKE_PTRACE_CONNECTION_H_
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#include <sys/types.h>
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#include <set>
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#include "base/macros.h"
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#include "util/linux/ptrace_connection.h"
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#include "util/misc/initialization_state_dcheck.h"
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namespace crashpad {
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namespace test {
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//! \brief Stands-in where real PtraceConnections aren't available.
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//!
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//! This class performs basic EXPECTs that it is used correctly, but does not
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//! execute any real `ptrace` calls or attachments.
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class FakePtraceConnection : public PtraceConnection {
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public:
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FakePtraceConnection();
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~FakePtraceConnection();
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//! \brief Initializes this connection for the process whose process ID is
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//! \a pid.
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//!
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//! \param[in] pid The process ID of the process to connect to.
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//! \return `true` on success. `false` on failure with a message logged.
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bool Initialize(pid_t pid);
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// PtraceConnection:
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pid_t GetProcessID() override;
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bool Attach(pid_t tid) override;
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//! \brief Returns `true` if the current process is 64-bit.
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bool Is64Bit() override;
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//! \brief Does not modify \a info.
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bool GetThreadInfo(pid_t tid, ThreadInfo* info) override;
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bool ReadFileContents(const base::FilePath& path,
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std::string* contents) override;
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private:
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std::set<pid_t> attachments_;
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pid_t pid_;
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bool is_64_bit_;
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InitializationStateDcheck initialized_;
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DISALLOW_COPY_AND_ASSIGN(FakePtraceConnection);
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};
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} // namespace test
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} // namespace crashpad
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#endif // CRASHPAD_TEST_LINUX_FAKE_PTRACE_CONNECTION_H_
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