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70 lines
2.5 KiB
C
70 lines
2.5 KiB
C
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// This file is part of Moonfire NVR, a security camera digital video recorder.
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// Copyright (C) 2016 Scott Lamb <slamb@slamb.org>
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// In addition, as a special exception, the copyright holders give
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// permission to link the code of portions of this program with the
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// OpenSSL library under certain conditions as described in each
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// individual source file, and distribute linked combinations including
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// the two.
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//
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// You must obey the GNU General Public License in all respects for all
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// of the code used other than OpenSSL. If you modify file(s) with this
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// exception, you may extend this exception to your version of the
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// file(s), but you are not obligated to do so. If you do not wish to do
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// so, delete this exception statement from your version. If you delete
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// this exception statement from all source files in the program, then
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// also delete it here.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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// filesystem.h: helpers for dealing with the local filesystem.
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#ifndef MOONFIRE_NVR_FILESYSTEM_H
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#define MOONFIRE_NVR_FILESYSTEM_H
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#include <dirent.h>
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#include <stdarg.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <functional>
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#include <iostream>
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#include <string>
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#include <event2/buffer.h>
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#include <event2/http.h>
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#include <glog/logging.h>
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#include <re2/stringpiece.h>
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namespace moonfire_nvr {
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// Return value for *ForEach callbacks.
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enum class IterationControl {
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kContinue, // indicates the caller should proceed with the loop.
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kBreak // indicates the caller should terminate the loop with success.
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};
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// Execute |fn| for each directory entry in |dir_path|, stopping early
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// (successfully) if the callback returns IterationControl::kBreak.
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//
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// On success, returns true.
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// On failure, returns false and updates |error_msg|.
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bool DirForEach(const std::string &dir_path,
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std::function<IterationControl(const dirent *)> fn,
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std::string *error_msg);
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} // namespace moonfire_nvr
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#endif // MOONFIRE_NVR_FILESYSTEM_H
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