diff options
Diffstat (limited to 'src/shared/dns-domain.h')
| -rw-r--r-- | src/shared/dns-domain.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/shared/dns-domain.h b/src/shared/dns-domain.h index 02b51832b6..dd8ae3ac98 100644 --- a/src/shared/dns-domain.h +++ b/src/shared/dns-domain.h @@ -42,6 +42,9 @@ /* Maximum length of a full hostname, on the wire, including the final NUL byte */ #define DNS_WIRE_FOMAT_HOSTNAME_MAX 255 +/* Maximum number of labels per valid hostname */ +#define DNS_N_LABELS_MAX 127 + int dns_label_unescape(const char **name, char *dest, size_t sz); int dns_label_unescape_suffix(const char *name, const char **label_end, char *dest, size_t sz); int dns_label_escape(const char *p, size_t l, char *dest, size_t sz); @@ -96,3 +99,8 @@ bool dns_service_name_is_valid(const char *name); int dns_service_join(const char *name, const char *type, const char *domain, char **ret); int dns_service_split(const char *joined, char **name, char **type, char **domain); + +int dns_name_suffix(const char *name, unsigned n_labels, const char **ret); +int dns_name_count_labels(const char *name); + +int dns_name_equal_skip(const char *a, unsigned n_labels, const char *b); |