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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-29 04:41:05 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-29 04:41:05 +0000 |
commit | 1cc8413aaf5f8fa6595aece1933462c096e88639 (patch) | |
tree | e97b4f25c511372d73bdd96c389c5f468d99138a /util/types.h | |
parent | Initial commit. (diff) | |
download | nvme-cli-1cc8413aaf5f8fa6595aece1933462c096e88639.tar.xz nvme-cli-1cc8413aaf5f8fa6595aece1933462c096e88639.zip |
Adding upstream version 2.4+really2.3.upstream/2.4+really2.3upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | util/types.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/util/types.h b/util/types.h new file mode 100644 index 0000000..2e88717 --- /dev/null +++ b/util/types.h @@ -0,0 +1,36 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +#ifndef _MISC_H +#define _MISC_H + +/* type conversion helpers */ + +#include <stdint.h> +#include <linux/types.h> + +#include <libnvme.h> + +#define ABSOLUTE_ZERO_CELSIUS -273 + +static inline long kelvin_to_celsius(long t) +{ + return t + ABSOLUTE_ZERO_CELSIUS; +} + +/* uint128_t is not always available, define our own. */ +union nvme_uint128 { + __u8 bytes[16]; + __u32 words[4]; /* [0] is most significant word */ +}; + +typedef union nvme_uint128 nvme_uint128_t; + +nvme_uint128_t le128_to_cpu(__u8 *data); +long double int128_to_double(__u8 *data); +uint64_t int48_to_long(__u8 *data); + +char *uint128_t_to_string(nvme_uint128_t val); +char *uint128_t_to_si_string(nvme_uint128_t val, __u32 bytes_per_unit); +const char *util_uuid_to_string(unsigned char uuid[NVME_UUID_LEN]); +const char *util_fw_to_string(char *c); + +#endif /* _MISC_H */ |