blob: b03228a2d3164cd7c2e6144017e3db577ff90076 [file] [log] [blame]
// Copyright 2017 The Crashpad Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "test/linux/fake_ptrace_connection.h"
#include <utility>
#include "build/build_config.h"
#include "gtest/gtest.h"
#include "util/file/file_io.h"
namespace crashpad {
namespace test {
FakePtraceConnection::FakePtraceConnection()
: PtraceConnection(),
attachments_(),
pid_(-1),
is_64_bit_(false),
initialized_() {}
FakePtraceConnection::~FakePtraceConnection() {}
bool FakePtraceConnection::Initialize(pid_t pid) {
INITIALIZATION_STATE_SET_INITIALIZING(initialized_);
if (!Attach(pid)) {
return false;
}
pid_ = pid;
#if defined(ARCH_CPU_64_BITS)
is_64_bit_ = true;
#else
is_64_bit_ = false;
#endif
INITIALIZATION_STATE_SET_VALID(initialized_);
return true;
}
pid_t FakePtraceConnection::GetProcessID() {
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
return pid_;
}
bool FakePtraceConnection::Attach(pid_t tid) {
bool inserted = attachments_.insert(tid).second;
EXPECT_TRUE(inserted);
return inserted;
}
bool FakePtraceConnection::Is64Bit() {
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
return is_64_bit_;
}
bool FakePtraceConnection::GetThreadInfo(pid_t tid, ThreadInfo* info) {
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
bool attached = attachments_.find(tid) != attachments_.end();
EXPECT_TRUE(attached);
return attached;
}
bool FakePtraceConnection::ReadFileContents(const base::FilePath& path,
std::string* contents) {
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
return LoggingReadEntireFile(path, contents);
}
ProcessMemory* FakePtraceConnection::Memory() {
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
if (!memory_) {
auto mem = std::make_unique<ProcessMemoryLinux>();
if (mem->Initialize(pid_)) {
memory_ = std::move(mem);
} else {
ADD_FAILURE();
}
}
return memory_.get();
}
bool FakePtraceConnection::Threads(std::vector<pid_t>* threads) {
// TODO(jperaza): Implement this if/when it's needed.
NOTREACHED();
return false;
}
} // namespace test
} // namespace crashpad