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47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
// Copyright 2019 Google LLC
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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 SANDBOXED_API_SANDBOX2_UNWIND_UNWIND_H_
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#define SANDBOXED_API_SANDBOX2_UNWIND_UNWIND_H_
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#include <sys/types.h>
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#include <cstdint>
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#include <string>
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#include <vector>
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#include "absl/status/statusor.h"
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#include "sandboxed_api/sandbox2/comms.h"
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namespace sandbox2 {
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// Used to map from an address to a human-readable symbol.
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using SymbolMap = std::map<uint64_t, std::string>;
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// Returns the symbol at `addr`, possibly with an offset into said symbol.
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std::string GetSymbolAt(const SymbolMap& addr_to_symbol, uint64_t addr);
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// Loads and returns a symbol map for a process with the provided `pid`.
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absl::StatusOr<SymbolMap> LoadSymbolsMap(pid_t pid);
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// Runs libunwind and the symbolizer and sends the results via comms.
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bool RunLibUnwindAndSymbolizer(Comms* comms);
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absl::StatusOr<std::vector<std::string>> RunLibUnwindAndSymbolizer(
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pid_t pid, int max_frames);
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} // namespace sandbox2
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#endif // SANDBOXED_API_SANDBOX2_UNWIND_UNWIND_H_
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