diff options
author | Kent Overstreet <kent.overstreet@linux.dev> | 2024-01-16 17:00:02 -0500 |
---|---|---|
committer | Kent Overstreet <kent.overstreet@linux.dev> | 2024-01-16 17:17:23 -0500 |
commit | b5fd066153c40a70a29caa1ea7987723ab687763 (patch) | |
tree | 6d43a8b0a90d549a54c65565ac96c92b3e84b594 /include/linux/uuid.h | |
parent | 06ff8b55b70fda44d91b31b5511fafd1680a8934 (diff) |
Move c_src dirs back to toplevel
We just wanted c sourcefiles out of the top level, not c source
directories.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'include/linux/uuid.h')
-rw-r--r-- | include/linux/uuid.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/include/linux/uuid.h b/include/linux/uuid.h new file mode 100644 index 00000000..a9990902 --- /dev/null +++ b/include/linux/uuid.h @@ -0,0 +1,41 @@ +/* + * UUID/GUID definition + * + * Copyright (C) 2010, 2016 Intel Corp. + * Huang Ying <ying.huang@intel.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License version + * 2 as published by the Free Software Foundation; + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ +#ifndef _LINUX_UUID_H_ +#define _LINUX_UUID_H_ + +#include <string.h> +#include <asm/types.h> +#include <stdbool.h> + +#define UUID_SIZE 16 + +typedef struct { + __u8 b[UUID_SIZE]; +} __uuid_t; + +#define UUID_INIT(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \ +((__uuid_t) \ +{{ ((a) >> 24) & 0xff, ((a) >> 16) & 0xff, ((a) >> 8) & 0xff, (a) & 0xff, \ + ((b) >> 8) & 0xff, (b) & 0xff, \ + ((c) >> 8) & 0xff, (c) & 0xff, \ + (d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) }}) + +static inline bool uuid_equal(const __uuid_t *u1, const __uuid_t *u2) +{ + return memcmp(u1, u2, sizeof(__uuid_t)) == 0; +} + +#endif |