mirror of
https://github.com/google/sandboxed-api.git
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61 lines
1.8 KiB
C++
61 lines
1.8 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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// https://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 "sandboxed_api/util/temp_file.h"
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#include <unistd.h>
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#include <cerrno>
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#include <string>
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#include <utility>
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#include "absl/status/status.h"
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#include "absl/status/statusor.h"
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#include "absl/strings/str_cat.h"
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#include "absl/strings/string_view.h"
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#include "sandboxed_api/util/status_macros.h"
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namespace sapi {
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namespace {
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constexpr absl::string_view kMktempSuffix = "XXXXXX";
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} // namespace
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absl::StatusOr<std::pair<std::string, int>> CreateNamedTempFile(
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absl::string_view prefix) {
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std::string name_template = absl::StrCat(prefix, kMktempSuffix);
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int fd = mkstemp(&name_template[0]);
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if (fd < 0) {
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return absl::ErrnoToStatus(errno, "mkstemp()");
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}
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return std::pair<std::string, int>{std::move(name_template), fd};
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}
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absl::StatusOr<std::string> CreateNamedTempFileAndClose(
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absl::string_view prefix) {
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SAPI_ASSIGN_OR_RETURN(auto result, CreateNamedTempFile(prefix));
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close(result.second);
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return std::move(result.first);
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}
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absl::StatusOr<std::string> CreateTempDir(absl::string_view prefix) {
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std::string name_template = absl::StrCat(prefix, kMktempSuffix);
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if (mkdtemp(&name_template[0]) == nullptr) {
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return absl::ErrnoToStatus(errno, "mkdtemp()");
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}
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return name_template;
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}
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} // namespace sapi
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