test/tmpf.h

/*
 * Mailbox Daemon Temporary File helpers
 *
 * Copyright 2017 IBM
 *
 * 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.
 *
 */

#ifndef MBOX_TEST_UTILS_H
#define MBOX_TEST_UTILS_H

#include <linux/limits.h>

struct tmpf {
	int fd;
	char path[PATH_MAX];
};

/**
 * Initialise a tmpf instance for use, creating a temporary file.
 *
 * @tmpf: A context to initialise with the provided template
 * @template_str: A file basename in mkstemp(3) template form
 *
 * Returns 0 on success, or -1 on error with errno set appropriately
 */
int tmpf_init(struct tmpf *tmpf, const char *template_str);

/**
 * Destroy a tmpf instance, closing the file descriptor and removing the
 * temporary file.
 */
void tmpf_destroy(struct tmpf *tmpf);

#endif /* MBOX_TEST_UTILS_H */