typedef struct adns__query *adns_query;
typedef enum {
- adns_if_noenv= 0x0001, /* do not look at environment */
- adns_if_noerrprint= 0x0002, /* never print output to stderr */
- adns_if_debug= 0x0004, /* print debugging output to stderr */
- adns_if_noautosys= 0x0008, /* do not do full flow-of-control whenever we can */
+ adns_if_noenv= 0x0001, /* do not look at environment */
+ adns_if_noerrprint= 0x0002, /* never print output to stderr (_debug overrides) */
+ adns_if_noserverwarn= 0x0004, /* do not warn to stderr about duff nameservers etc */
+ adns_if_debug= 0x0008, /* enable all output to stderr plus debug msgs*/
+ adns_if_noautosys= 0x0010, /* do not make syscalls at every opportunity */
} adns_initflags;
typedef enum {
} adns_queryflags;
typedef enum {
- adns__rrttype_mask= 0x0fff,
- adns__qtf_deref= 0x1000, /* dereference domains and produce extra data */
- adns__qtf_mailconv= 0x2000, /* put @ between first and second labels */
- adns_r_none= 0,
- adns_r_a= 1,
- adns_r_ns_raw= 2,
- adns_r_ns= adns_r_ns_raw|adns__qtf_deref,
- adns_r_cname= 5,
- adns_r_soa_raw= 6,
- adns_r_soa= adns_r_soa_raw|adns__qtf_mailconv,
- adns_r_null= 10,
- adns_r_ptr_raw= 12,
- adns_r_ptr= adns_r_ptr_raw|adns__qtf_deref,
- adns_r_hinfo= 13,
- adns_r_mx_raw= 15,
- adns_r_mx= adns_r_mx_raw|adns__qtf_deref,
- adns_r_txt= 16,
- adns_r_rp_raw= 17,
- adns_r_rp= adns_r_rp_raw|adns__qtf_mailconv
+ adns__rrt_typemask= 0x0ffff,
+ adns__qtf_deref= 0x10000, /* dereference domains and produce extra data */
+ adns__qtf_mailconv= 0x20000, /* put @ between first and second labels */
+ adns_r_none= 0,
+ adns_r_a= 1,
+ adns_r_ns_raw= 2,
+ adns_r_ns= adns_r_ns_raw|adns__qtf_deref,
+ adns_r_cname= 5,
+ adns_r_soa_raw= 6,
+ adns_r_soa= adns_r_soa_raw|adns__qtf_mailconv,
+ adns_r_null= 10,
+ adns_r_ptr_raw= 12,
+ adns_r_ptr= adns_r_ptr_raw|adns__qtf_deref,
+ adns_r_hinfo= 13,
+ adns_r_mx_raw= 15,
+ adns_r_mx= adns_r_mx_raw|adns__qtf_deref,
+ adns_r_txt= 16,
+ adns_r_rp_raw= 17,
+ adns_r_rp= adns_r_rp_raw|adns__qtf_mailconv
} adns_rrtype;
/* In queries without qtf_anyquote, all domains must have standard
typedef enum {
adns_s_ok,
- adns_s_notresponding,
- adns_s_serverfailure,
+ adns_s_timeout,
adns_s_unknownqtype,
- adns_s_remoteerror,
+ adns_s_nolocalmem,
adns_s_max_tempfail= 99,
+ adns_s_inconsistent, /* PTR gives domain whose A does not match */
+ adns_s_badcname, /* CNAME found where actual record expected */
+ adns_s_max_misconfig= 199;
adns_s_nxdomain,
adns_s_norecord,
adns_s_invaliddomain
} adns_status;
-/* In dereferenced answers, multiple addresses show up as multiple
- * answers with all the dm pointers being the same. If no
- * address is available (permanent failure) then INADDR_NONE is
- * used.
- */
+typedef struct {
+ char *dm;
+ adns_status astatus;
+ int naddrs; /* temp fail => -1, perm fail => 0, s_ok => >0 */
+ struct in_addr *addrs;
+} adns_dmaddr;
typedef struct {
adns_status status;
adns_rrtype type;
int nrrs;
union {
- struct in_addr inaddr[1]; /* a */
- char (*str)[1]; /* ns_raw, cname, ptr, ptr_raw, txt */
- struct { char *dm; struct in_addr addr; } dmaddr; /* ns */
- struct { char *a, *b; } strpair[1]; /* hinfo, rp, rp_raw */
- struct { int pref; char *dm; struct in_addr addr; } intdmaddr[1]; /* mx */
- struct { int pref; char *str; } intstr[1]; /* mx_raw */
+ struct in_addr inaddr[1]; /* a */
+ char (*str)[1]; /* ns_raw, cname, ptr, ptr_raw, txt */
+ adns_dmaddr dmaddr[1]; /* ns */
+ struct { char *a, *b; } strpair[1]; /* hinfo, rp, rp_raw */
+ struct { int pref; adns_dmaddrs dmaddr; } intdmaddr[1]; /* mx */
+ struct { int pref; char *str; } intstr[1]; /* mx_raw */
struct {
char *ns0, *rp;
unsigned long serial, refresh, retry, expire, minimum;
- } soa[1]; /* soa, soa_raw */
+ } soa[1]; /* soa, soa_raw */
/* NULL is empty */
} rrs;
} adns_answer;
* ands_check and _wait set *answer to 0.
*/
-int adns_init(adns_state *newstate_r, adns_initflags flags);
+int adns_init(adns_state *newstate_r, adns_initflags flags, FILE *diagfile/*0=>stderr*/);
int adns_synchronous(adns_state ads,
const char *owner,
adns_rrtype type,
- int flags,
- adns_answer *answer);
+ adns_queryflags flags,
+ adns_answer **answer_r);
+/* Will not return EINTR. */
/* NB: if you set adns_if_noautosys then _submit and _check do not
* make any system calls; you must use adns_callback (possibly after
int adns_submit(adns_state ads,
const char *owner,
adns_rrtype type,
- int flags,
+ adns_queryflags flags,
void *context,
adns_query *query_r);
int adns_check(adns_state ads,
adns_query *query_io,
- adns_answer *answer,
- void *context_r);
+ adns_answer **answer_r,
+ void **context_r);
int adns_wait(adns_state ads,
adns_query *query_io,
- adns_answer *answer,
- void *context_r);
+ adns_answer **answer_r,
+ void **context_r);
+/* Might return EINTR - if so, try again */
void adns_cancel(adns_state ads, adns_query query);
~ianmdlvl / adns.git / blobdiff