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bc50af15a2
Bug: chromium:852541 Change-Id: Ie05c70f249e6f843183a02ec61fd09f6a0607598 Reviewed-on: https://chromium-review.googlesource.com/1148923 Reviewed-by: Mark Mentovai <mark@chromium.org> Commit-Queue: Wez <wez@chromium.org>
58 lines
1.8 KiB
C++
58 lines
1.8 KiB
C++
// Copyright 2018 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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#include "util/process/process_memory_fuchsia.h"
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#include <limits>
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#include "base/logging.h"
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#include "base/fuchsia/fuchsia_logging.h"
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namespace crashpad {
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ProcessMemoryFuchsia::ProcessMemoryFuchsia()
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: ProcessMemory(), process_(), initialized_() {}
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ProcessMemoryFuchsia::~ProcessMemoryFuchsia() {}
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bool ProcessMemoryFuchsia::Initialize(const zx::unowned_process& process) {
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return Initialize(*process);
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}
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bool ProcessMemoryFuchsia::Initialize(const zx::process& process) {
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INITIALIZATION_STATE_SET_INITIALIZING(initialized_);
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process_ = zx::unowned_process(process);
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INITIALIZATION_STATE_SET_VALID(initialized_);
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return true;
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}
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ssize_t ProcessMemoryFuchsia::ReadUpTo(VMAddress address,
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size_t size,
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void* buffer) const {
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INITIALIZATION_STATE_DCHECK_VALID(initialized_);
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DCHECK_LE(size, size_t{std::numeric_limits<ssize_t>::max()});
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size_t actual;
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zx_status_t status = process_->read_memory(address, buffer, size, &actual);
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if (status != ZX_OK) {
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ZX_LOG(ERROR, status) << "zx_process_read_memory";
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return -1;
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}
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return actual;
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}
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} // namespace crashpad
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