Lennart Poettering
556560495e
The former checks if one UID is inside the uid range set. The latter checks if a full UID range is inside the uid range set. The former is hence a special case of the latter.
22 lines
646 B
C
22 lines
646 B
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#pragma once
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#include <stdbool.h>
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#include <sys/types.h>
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typedef struct UidRange {
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uid_t start, nr;
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} UidRange;
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int uid_range_add(UidRange **p, size_t *n, uid_t start, uid_t nr);
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int uid_range_add_str(UidRange **p, size_t *n, const char *s);
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int uid_range_next_lower(const UidRange *p, size_t n, uid_t *uid);
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bool uid_range_covers(const UidRange *p, size_t n, uid_t start, uid_t nr);
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static inline bool uid_range_contains(const UidRange *p, size_t n, uid_t uid) {
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return uid_range_covers(p, n, uid, 1);
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}
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int uid_range_load_userns(UidRange **p, size_t *n, const char *path);
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