diff options
Diffstat (limited to 'lux.h')
-rw-r--r-- | lux.h | 36 |
1 files changed, 36 insertions, 0 deletions
@@ -0,0 +1,36 @@ +/* + * BSD Zero Clause License + * + * Copyright (c) 2022 Thomas Voss + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH + * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, + * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM + * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR + * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef LUX_H +#define LUX_H + +#include <stdio.h> + +#define BACKLIGHT_DIR "/sys/class/backlight" + +struct luxdisp { + int __dirfd, __max; + FILE *__bstream; +}; + +int luxinit(struct luxdisp *); +int luxget(struct luxdisp *); +int luxset(struct luxdisp *, int); +int luxmax(struct luxdisp *); +void luxfree(struct luxdisp *); + +#endif /* !LUX_H */ |