struct timeval now;
} parseinfo;
+union checklabel_state {
+ struct { byte ipv[4]; } ptr;
+};
+
typedef struct {
void *ext;
void (*callback)(adns_query parent, adns_query child);
union {
- adns_rr_addr ptr_addr;
+ struct {
+ struct in_addr addr;
+ } ptr;
} tinfo; /* type-specific state for the query itself: zero-init if you
* don't know better. */
* 0 otherwise. Must not fail.
*/
- adns_status (*qdparselabel)(adns_state ads,
- const char **p_io, const char *pe, int labelnum,
- char label_r[DNS_MAXDOMAIN], int *ll_io,
- adns_queryflags flags,
- const struct typeinfo *typei);
- /* Parses one label from the query domain string. On entry, *p_io
- * points to the next character to parse and *ll_io is the size of
- * the buffer. pe points just after the end of the query domain
- * string. On successful return, label_r[] and *ll_io are filled in
- * and *p_io points to *pe or just after the label-ending `.'. */
+ adns_status (*checklabel)(adns_state ads, adns_queryflags flags,
+ union checklabel_state *cls, qcontext *ctx,
+ int labnum, const char *label, int lablen);
+ /* Check a label from the query domain string. The label is not
+ * necessarily null-terminated. The hook can refuse the query's submission
+ * by returning a nonzero status. State can be stored in *cls between
+ * calls, and useful information can be stashed in ctx->tinfo, to be stored
+ * with the query (e.g., it will be available to the parse hook). This
+ * hook can detect a first call because labnum is zero, and a final call
+ * because lablen is zero.
+ */
void (*postsort)(adns_state ads, void *array, int nrrs,
const struct typeinfo *typei);
*/
} typeinfo;
-adns_status adns__qdpl_normal(adns_state ads,
- const char **p_io, const char *pe, int labelnum,
- char label_r[], int *ll_io,
- adns_queryflags flags,
- const typeinfo *typei);
- /* implemented in transmit.c, used by types.c as default
- * and as part of implementation for some fancier types */
+adns_status adns__ckl_hostname(adns_state ads, adns_queryflags flags,
+ union checklabel_state *cls,
+ qcontext *ctx, int labnum,
+ const char *label, int lablen);
+ /* implemented in query.c, used by types.c as default
+ * and as part of implementation for some fancier types
+ * doesn't require any state */
typedef struct allocnode {
struct allocnode *next, *back;