From df6cfeeff7b66856dd20956efe97d87faf8ce1c3 Mon Sep 17 00:00:00 2001 From: Nick Owens Date: Tue, 2 Jun 2015 16:29:39 -0700 Subject: shared: add convenience function for validating dns names --- src/shared/dns-domain.h | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'src') diff --git a/src/shared/dns-domain.h b/src/shared/dns-domain.h index 516d244f7a..00caf5d700 100644 --- a/src/shared/dns-domain.h +++ b/src/shared/dns-domain.h @@ -35,6 +35,15 @@ int dns_label_apply_idna(const char *encoded, size_t encoded_size, char *decoded int dns_label_undo_idna(const char *encoded, size_t encoded_size, char *decoded, size_t decoded_max); int dns_name_normalize(const char *s, char **_ret); +static inline int dns_name_is_valid(const char *s) { + int r; + r = dns_name_normalize(s, NULL); + if (r == -EINVAL) + return 0; + if (r < 0) + return r; + return 1; +} unsigned long dns_name_hash_func(const void *s, const uint8_t hash_key[HASH_KEY_SIZE]); int dns_name_compare_func(const void *a, const void *b); -- cgit v1.2.3-54-g00ecf