| 1 | /* Replacement <selinux/label.h> for platforms that lack it.
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| 2 | Copyright 2020-2022 Free Software Foundation, Inc.
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| 3 |
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| 4 | This file is free software: you can redistribute it and/or modify
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| 5 | it under the terms of the GNU Lesser General Public License as
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| 6 | published by the Free Software Foundation; either version 2.1 of the
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| 7 | License, or (at your option) any later version.
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| 8 |
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| 9 | This file is distributed in the hope that it will be useful,
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| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 12 | GNU Lesser General Public License for more details.
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| 13 |
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| 14 | You should have received a copy of the GNU Lesser General Public License
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| 15 | along with this program. If not, see <https://www.gnu.org/licenses/>. */
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| 16 |
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| 17 | /* Written by Paul Eggert. */
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| 18 |
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| 19 | #ifndef SELINUX_LABEL_H
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| 20 |
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| 21 | #define SELINUX_LABEL_H
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| 22 |
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| 23 | #include <selinux/selinux.h>
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| 24 | #include <errno.h>
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| 25 |
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| 26 | #ifndef _GL_INLINE_HEADER_BEGIN
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| 27 | #error "Please include config.h first."
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| 28 | #endif
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| 29 | _GL_INLINE_HEADER_BEGIN
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| 30 | #ifndef SE_LABEL_INLINE
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| 31 | # define SE_LABEL_INLINE _GL_INLINE
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| 32 | #endif
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| 33 |
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| 34 | /* _GL_ATTRIBUTE_MAYBE_UNUSED declares that it is not a programming mistake if
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| 35 | the entity is not used. The compiler should not warn if the entity is not
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| 36 | used. */
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| 37 | #ifndef _GL_ATTRIBUTE_MAYBE_UNUSED
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| 38 | # if 0 /* no GCC or clang version supports this yet */
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| 39 | # define _GL_ATTRIBUTE_MAYBE_UNUSED [[__maybe_unused__]]
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| 40 | # elif defined __GNUC__ || defined __clang__
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| 41 | # define _GL_ATTRIBUTE_MAYBE_UNUSED __attribute__ ((__unused__))
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| 42 | # else
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| 43 | # define _GL_ATTRIBUTE_MAYBE_UNUSED
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| 44 | # endif
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| 45 | #endif
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| 46 |
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| 47 | #define SELABEL_CTX_FILE 0
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| 48 |
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| 49 | struct selabel_handle;
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| 50 |
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| 51 | SE_LABEL_INLINE int
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| 52 | selabel_lookup (_GL_ATTRIBUTE_MAYBE_UNUSED struct selabel_handle *hnd,
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| 53 | _GL_ATTRIBUTE_MAYBE_UNUSED char **context,
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| 54 | _GL_ATTRIBUTE_MAYBE_UNUSED char const *key,
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| 55 | _GL_ATTRIBUTE_MAYBE_UNUSED int type)
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| 56 | { errno = ENOTSUP; return -1; }
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| 57 |
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| 58 | SE_LABEL_INLINE struct selabel_handle *
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| 59 | selabel_open (_GL_ATTRIBUTE_MAYBE_UNUSED int backend,
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| 60 | _GL_ATTRIBUTE_MAYBE_UNUSED struct selinux_opt *options,
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| 61 | _GL_ATTRIBUTE_MAYBE_UNUSED unsigned nopt)
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| 62 | { errno = ENOTSUP; return 0; }
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| 63 |
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| 64 | SE_LABEL_INLINE void
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| 65 | selabel_close (_GL_ATTRIBUTE_MAYBE_UNUSED struct selabel_handle *hnd)
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| 66 | { errno = ENOTSUP; }
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| 67 |
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| 68 | _GL_INLINE_HEADER_END
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| 69 |
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| 70 | #endif
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