xref: /freebsd/crypto/openssl/include/internal/o_dir.h (revision 8ddb146abcdf061be9f2c0db7e391697dafad85c)
1 /*
2  * Copyright 2004-2018 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the OpenSSL license (the "License").  You may not use
5  * this file except in compliance with the License.  You can obtain a copy
6  * in the file LICENSE in the source distribution or at
7  * https://www.openssl.org/source/license.html
8  */
9 
10 /*
11  * This file is dual-licensed and is also available under the following
12  * terms:
13  *
14  * Copyright (c) 2004, Richard Levitte <richard@levitte.org>
15  * All rights reserved.
16  *
17  * Redistribution and use in source and binary forms, with or without
18  * modification, are permitted provided that the following conditions
19  * are met:
20  * 1. Redistributions of source code must retain the above copyright
21  *    notice, this list of conditions and the following disclaimer.
22  * 2. Redistributions in binary form must reproduce the above copyright
23  *    notice, this list of conditions and the following disclaimer in the
24  *    documentation and/or other materials provided with the distribution.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36  * SUCH DAMAGE.
37  */
38 
39 #ifndef OSSL_INTERNAL_O_DIR_H
40 # define OSSL_INTERNAL_O_DIR_H
41 
42 typedef struct OPENSSL_dir_context_st OPENSSL_DIR_CTX;
43 
44 /*
45  * returns NULL on error or end-of-directory. If it is end-of-directory,
46  * errno will be zero
47  */
48 const char *OPENSSL_DIR_read(OPENSSL_DIR_CTX **ctx, const char *directory);
49 /* returns 1 on success, 0 on error */
50 int OPENSSL_DIR_end(OPENSSL_DIR_CTX **ctx);
51 
52 #endif                          /* LPDIR_H */
53