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Diffstat (limited to 'src/libsystemd/src/sd-id128/id128-util.h')
-rw-r--r-- | src/libsystemd/src/sd-id128/id128-util.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/src/libsystemd/src/sd-id128/id128-util.h b/src/libsystemd/src/sd-id128/id128-util.h new file mode 100644 index 0000000000..7ca482a727 --- /dev/null +++ b/src/libsystemd/src/sd-id128/id128-util.h @@ -0,0 +1,51 @@ +#pragma once + +/*** + This file is part of systemd. + + Copyright 2016 Lennart Poettering + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see <http://www.gnu.org/licenses/>. +***/ + +#include <stdbool.h> + +#include <systemd/sd-id128.h> + +#include "systemd-basic/hash-funcs.h" +#include "systemd-basic/macro.h" + +char *id128_to_uuid_string(sd_id128_t id, char s[37]); + +/* Like SD_ID128_FORMAT_STR, but formats as UUID, not in plain format */ +#define ID128_UUID_FORMAT_STR "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x" + +bool id128_is_valid(const char *s) _pure_; + +typedef enum Id128Format { + ID128_ANY, + ID128_PLAIN, /* formatted as 32 hex chars as-is */ + ID128_UUID, /* formatted as 36 character uuid string */ + _ID128_FORMAT_MAX, +} Id128Format; + +int id128_read_fd(int fd, Id128Format f, sd_id128_t *ret); +int id128_read(const char *p, Id128Format f, sd_id128_t *ret); + +int id128_write_fd(int fd, Id128Format f, sd_id128_t id, bool do_sync); +int id128_write(const char *p, Id128Format f, sd_id128_t id, bool do_sync); + +void id128_hash_func(const void *p, struct siphash *state); +int id128_compare_func(const void *a, const void *b) _pure_; +extern const struct hash_ops id128_hash_ops; |