diff options
Diffstat (limited to 'src/shared/blkid-util.h')
-rw-r--r-- | src/shared/blkid-util.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/shared/blkid-util.h b/src/shared/blkid-util.h new file mode 100644 index 0000000..abc4b61 --- /dev/null +++ b/src/shared/blkid-util.h @@ -0,0 +1,47 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +#pragma once + +#if HAVE_BLKID +# include <blkid.h> + +# include "sd-id128.h" + +# include "macro.h" +# include "string-util.h" + +DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(blkid_probe, blkid_free_probe, NULL); + +static inline int blkid_partition_get_uuid_id128(blkid_partition p, sd_id128_t *ret) { + const char *s; + + assert(p); + + s = blkid_partition_get_uuid(p); + if (isempty(s)) + return -ENXIO; + + return sd_id128_from_string(s, ret); +} + +static inline int blkid_partition_get_type_id128(blkid_partition p, sd_id128_t *ret) { + const char *s; + + assert(p); + + s = blkid_partition_get_type_string(p); + if (isempty(s)) + return -ENXIO; + + return sd_id128_from_string(s, ret); +} + +/* Define symbolic names for blkid_do_safeprobe() return values, since blkid only uses literal numbers. We + * prefix these symbolic definitions with underscores, to not invade libblkid's namespace needlessly. */ +enum { + _BLKID_SAFEPROBE_FOUND = 0, + _BLKID_SAFEPROBE_NOT_FOUND = 1, + _BLKID_SAFEPROBE_AMBIGUOUS = -2, + _BLKID_SAFEPROBE_ERROR = -1, +}; + +#endif |