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Diffstat (limited to 'src/shared/dns-domain.c')
-rw-r--r--src/shared/dns-domain.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/src/shared/dns-domain.c b/src/shared/dns-domain.c
index 6dc04d51e4..5680f01bd9 100644
--- a/src/shared/dns-domain.c
+++ b/src/shared/dns-domain.c
@@ -379,9 +379,8 @@ int dns_name_concat(const char *a, const char *b, char **_ret) {
return 0;
}
-unsigned long dns_name_hash_func(const void *s, const uint8_t hash_key[HASH_KEY_SIZE]) {
+void dns_name_hash_func(const void *s, struct siphash *state) {
const char *p = s;
- unsigned long ul = hash_key[0];
int r;
assert(p);
@@ -400,13 +399,17 @@ unsigned long dns_name_hash_func(const void *s, const uint8_t hash_key[HASH_KEY_
if (k > 0)
r = k;
+ if (r == 0)
+ break;
+
label[r] = 0;
ascii_strlower(label);
- ul = ul * hash_key[1] + ul + string_hash_func(label, hash_key);
+ string_hash_func(label, state);
}
- return ul;
+ /* enforce that all names are terminated by the empty label */
+ string_hash_func("", state);
}
int dns_name_compare_func(const void *a, const void *b) {