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Require valid key for dst_key functions

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Make sure that the key structure is valid when calling the following
functions:
- dst_key_setexternal
- dst_key_isexternal
- dst_key_setmodified
- dst_key_ismodified

(cherry picked from commit 888ec4e0d4)
This commit is contained in:
Matthijs Mekking 2022-05-17 12:02:43 +02:00
parent ca7e3e25c4
commit 0ae48af8b2
1 changed files with 8 additions and 0 deletions
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8
lib/dns/dst_api.c
View file

@ -461,16 +461,22 @@ dst_key_tofile(const dst_key_t *key, int type, const char *directory) {
void
dst_key_setexternal(dst_key_t *key, bool value) {
REQUIRE(VALID_KEY(key));
key->external = value;
}
bool
dst_key_isexternal(dst_key_t *key) {
REQUIRE(VALID_KEY(key));
return (key->external);
}
void
dst_key_setmodified(dst_key_t *key, bool value) {
REQUIRE(VALID_KEY(key));
isc_mutex_lock(&key->mdlock);
key->modified = value;
isc_mutex_unlock(&key->mdlock);
@ -480,6 +486,8 @@ bool
dst_key_ismodified(const dst_key_t *key) {
bool modified;
REQUIRE(VALID_KEY(key));
isc_mutex_lock(&(((dst_key_t *)key)->mdlock));
modified = key->modified;
isc_mutex_unlock(&(((dst_key_t *)key)->mdlock));