+ * Method and type definitions needed for retrieval of client info
+ * from the caller.
+ */
+typedef struct isc_sockaddr {
+ union {
+ struct sockaddr sa;
+ struct sockaddr_in sin;
+ struct sockaddr_in6 sin6;
+ struct sockaddr_un sunix;
+ } type;
+ unsigned int length;
+ void * link;
+} isc_sockaddr_t;
+
+#define DNS_CLIENTINFO_VERSION 1
+typedef struct dns_clientinfo {
+ uint16_t version;
+ void *data;
+} dns_clientinfo_t;
+
+typedef isc_result_t (*dns_clientinfo_sourceip_t)(dns_clientinfo_t *client,
+ isc_sockaddr_t **addrp);
+
+#define DNS_CLIENTINFOMETHODS_VERSION 1
+#define DNS_CLIENTINFOMETHODS_AGE 0
+
+typedef struct dns_clientinfomethods {
+ uint16_t version;
+ uint16_t age;
+ dns_clientinfo_sourceip_t sourceip;
+} dns_clientinfomethods_t;
+#endif /* DLZ_DLOPEN_VERSION > 1 */
+
+/*
+ * Method definitions for callbacks provided by the dlopen driver