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-rw-r--r--src/shared/dns-domain.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/shared/dns-domain.h b/src/shared/dns-domain.h
index 44a9975541..e48d8c6b9d 100644
--- a/src/shared/dns-domain.h
+++ b/src/shared/dns-domain.h
@@ -34,6 +34,9 @@
/* Maximum length of a full hostname, consisting of a series of unescaped labels, and no trailing dot or NUL byte */
#define DNS_HOSTNAME_MAX 253
+/* Maximum length of a full hostname, on the wire, including the final NUL byte */
+#define DNS_WIRE_FOMAT_HOSTNAME_MAX 255
+
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);
@@ -77,7 +80,7 @@ int dns_name_address(const char *p, int *family, union in_addr_union *a);
bool dns_name_is_root(const char *name);
bool dns_name_is_single_label(const char *name);
-int dns_name_to_wire_format(const char *domain, uint8_t *buffer, size_t len);
+int dns_name_to_wire_format(const char *domain, uint8_t *buffer, size_t len, bool canonical);
bool dns_srv_type_is_valid(const char *name);
bool dns_service_name_is_valid(const char *name);