projects / lttng-tools.git / blame
| Commit | Line | Data |
|---|---|---|
| 894e6e1c JR |
1 | /* |
| 2 | * Copyright (C) 2020 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com> | |
| 3 | * | |
| 4 | * SPDX-License-Identifier: LGPL-2.1-only | |
| 5 | * | |
| 6 | */ | |
| 7 | ||
| 8 | #include <assert.h> | |
| 9 | #include <stdbool.h> | |
| 10 | #include "credentials.h" | |
| 11 | ||
| ff588497 JR |
12 | uid_t lttng_credentials_get_uid(const struct lttng_credentials *creds) |
| 13 | { | |
| 14 | return LTTNG_OPTIONAL_GET(creds->uid); | |
| 15 | } | |
| 16 | ||
| 17 | gid_t lttng_credentials_get_gid(const struct lttng_credentials *creds) | |
| 18 | { | |
| 19 | return LTTNG_OPTIONAL_GET(creds->gid); | |
| 20 | } | |
| 21 | ||
| 22 | bool lttng_credentials_is_equal_uid(const struct lttng_credentials *a, | |
| 894e6e1c JR |
23 | const struct lttng_credentials *b) |
| 24 | { | |
| 25 | assert(a); | |
| 26 | assert(b); | |
| 27 | ||
| ff588497 JR |
28 | /* XOR on the is_set value */ |
| 29 | if (!!a->uid.is_set != !!b->uid.is_set) { | |
| 894e6e1c JR |
30 | return false; |
| 31 | } | |
| 32 | ||
| ff588497 JR |
33 | if (!a->uid.is_set && !b->uid.is_set) { |
| 34 | return true; | |
| 35 | } | |
| 36 | ||
| 37 | /* Both a and b are set. */ | |
| 38 | return a->uid.value == b->uid.value; | |
| 39 | } | |
| 40 | ||
| 41 | bool lttng_credentials_is_equal_gid(const struct lttng_credentials *a, | |
| 42 | const struct lttng_credentials *b) | |
| 43 | { | |
| 44 | assert(a); | |
| 45 | assert(b); | |
| 46 | ||
| 47 | /* XOR on the is_set value */ | |
| 48 | if (!!a->gid.is_set != !!b->gid.is_set) { | |
| 49 | return false; | |
| 50 | } | |
| 51 | ||
| 52 | if (!a->gid.is_set && !b->gid.is_set) { | |
| 53 | return true; | |
| 54 | } | |
| 55 | ||
| 56 | /* Both a and b are set. */ | |
| 57 | return a->gid.value == b->gid.value; | |
| 58 | } | |
| 59 | ||
| 60 | bool lttng_credentials_is_equal(const struct lttng_credentials *a, | |
| 61 | const struct lttng_credentials *b) | |
| 62 | { | |
| 63 | assert(a); | |
| 64 | assert(b); | |
| 65 | ||
| 66 | return lttng_credentials_is_equal_uid(a, b) && | |
| 67 | lttng_credentials_is_equal_gid(a, b); | |
| 68 | } |