25 #ifndef SOFIA_RESOLV_SRES_H 27 #define SOFIA_RESOLV_SRES_H 55 #define SRES_RETRANSMIT_INTERVAL (SRES_RETRANSMIT_INTERVAL) 59 #define SRES_RETRY_INTERVAL (SRES_RETRY_INTERVAL) 63 #define SRES_MAX_RETRY_COUNT (SRES_MAX_RETRY_COUNT) 67 #define SRES_MAX_SEARCH (SRES_MAX_SEARCH) 71 #define SRES_MAX_NAMESERVERS (SRES_MAX_NAMESERVERS) 75 #define SRES_MAXDNAME (SRES_MAXDNAME) 79 #define SRES_MAX_SORTLIST (SRES_MAX_SORTLIST) 97 #ifndef SRES_CONTEXT_T 98 #define SRES_CONTEXT_T struct sres_context_s 119 char const *options, ...);
126 char const *options, va_list va);
159 sres_context_t *context,
167 sres_context_t *context,
175 sres_context_t *context,
177 struct sockaddr
const *addr);
183 sres_context_t *context,
192 sres_context_t *context,
195 struct sockaddr
const *addr);
201 sres_context_t *context);
219 struct sockaddr
const *addr);
251 struct sockaddr
const *addr,
SRESPUBFUN sres_query_t * sres_query_make_sockaddr(sres_resolver_t *res, sres_answer_f *callback, sres_context_t *context, int dummy, uint16_t type, struct sockaddr const *addr)
Make a reverse DNS query with socket.
Definition: sres.c:1190
SRESPUBFUN sres_resolver_t * sres_resolver_new_with_cache_va(char const *conf_file_path, sres_cache_t *cache, char const *options, va_list va)
New resolver object.
Definition: sres.c:696
SRESPUBFUN sres_record_t ** sres_cached_answers(sres_resolver_t *res, uint16_t type, char const *domain)
Get a list of matching (type/domain) records from cache.
Definition: sres.c:1238
SRESPUBFUN int sres_filter_answers(sres_resolver_t *res, sres_record_t **answers, uint16_t type)
Filter and sort the list of records.
Definition: sres.c:1457
SRESPUBFUN sres_resolver_t * sres_resolver_new(char const *resolv_conf_path)
New resolver object.
Definition: sres.c:623
SRESPUBFUN void sres_free_answers(sres_resolver_t *, sres_record_t **answers)
Free the list records.
Definition: sres.c:1496
struct sres_cache sres_cache_t
Opaque type of DNS cache object.
Definition: sres.h:91
SRESPUBFUN int sres_blocking_search(sres_resolver_t *res, uint16_t type, char const *name, int ignore_cache, sres_record_t ***return_records)
Search DNS, return results.
Definition: sres_blocking.c:356
Maximum number of nameservers.
Definition: sres.h:70
SRESPUBFUN sres_query_t * sres_query_sockaddr(sres_resolver_t *res, sres_answer_f *callback, sres_context_t *context, uint16_t type, struct sockaddr const *addr)
Make a reverse DNS query.
Definition: sres.c:1152
struct sres_resolver_s sres_resolver_t
Opaque type of DNS resolver object.
Definition: sres.h:95
#define SRESPUBFUN
SRESPUBFUN declares an exported function.
Definition: sres_config.h:41
SRESPUBFUN void sres_resolver_unref(sres_resolver_t *res)
Decrease the reference count on a resolver object.
Definition: sres.c:814
SRESPUBFUN sres_query_t * sres_query_make(sres_resolver_t *res, sres_answer_f *callback, sres_context_t *context, int dummy, uint16_t type, char const *domain)
Make a DNS query with socket.
Definition: sres.c:1175
SRESPUBFUN sres_resolver_t * sres_resolver_copy(sres_resolver_t *)
Copy a resolver.
Definition: sres.c:633
SRESPUBFUN sres_record_t ** sres_search_cached_answers(sres_resolver_t *res, uint16_t type, char const *name)
Search for a list of matching (type/name) records from cache.
Definition: sres.c:1274
Maximum length of sortlist.
Definition: sres.h:78
SRESPUBFUN int sres_resolver_update(sres_resolver_t *res, int always)
Re-read resolv.conf if needed.
Definition: sres.c:1940
struct sres_context_s sres_context_t
Application-defined type for sres_query_t context.
Definition: sres.h:101
SRESPUBFUN int sres_blocking_query(sres_resolver_t *res, uint16_t type, char const *domain, int ignore_cache, sres_record_t ***return_records)
Send a query, wait for answer, return results.
Definition: sres_blocking.c:292
Maximum number of retries sent.
Definition: sres.h:62
void sres_answer_f(sres_context_t *context, sres_query_t *query, sres_record_t **answers)
Prototype for callback function.
Definition: sres.h:151
SRESPUBFUN void * sres_resolver_set_userdata(sres_resolver_t *res, void *userdata)
Set userdata pointer.
Definition: sres.c:827
SRESPUBFUN sres_resolver_t * sres_resolver_new_with_cache(char const *conf_file_path, sres_cache_t *cache, char const *options,...)
New resolver object.
Definition: sres.c:677
Maximum length of domain name.
Definition: sres.h:74
SRESPUBFUN int sres_blocking_query_sockaddr(sres_resolver_t *res, uint16_t type, struct sockaddr const *addr, int ignore_cache, sres_record_t ***return_records)
Send a a reverse DNS query, wait for answer, return results.
Definition: sres_blocking.c:414
SRESPUBFUN int sres_sort_answers(sres_resolver_t *, sres_record_t **answers)
Sort the list of records.
Definition: sres.c:1423
SRESPUBFUN sres_resolver_t * sres_resolver_ref(sres_resolver_t *res)
Increase reference count on a resolver object.
Definition: sres.c:807
SRESPUBFUN void * sres_resolver_get_userdata(sres_resolver_t const *res)
Get userdata pointer.
Definition: sres.c:848
SRESPUBFUN sres_query_t * sres_query(sres_resolver_t *res, sres_answer_f *callback, sres_context_t *context, uint16_t type, char const *domain)
Make a DNS query.
Definition: sres.c:957
SRESPUBFUN sres_record_t ** sres_cached_answers_sockaddr(sres_resolver_t *res, uint16_t type, struct sockaddr const *addr)
Get a list of matching (type/domain) records from cache.
Definition: sres.c:1361
struct sres_query_s sres_query_t
Opaque type of DNS query object.
Definition: sres.h:104
Resolver timer interval in milliseconds.
Definition: sres.h:54
Initial retry interval in seconds.
Definition: sres.h:58
SRESPUBFUN int sres_set_cached_srv_priority(sres_resolver_t *res, char const *domain, char const *target, uint16_t port, uint32_t newttl, uint16_t newprio)
Modify the priority of the specified SRV records.
Definition: sres.c:1398
SRESPUBFUN void sres_free_answer(sres_resolver_t *res, sres_record_t *answer)
Free and zero one record.
Definition: sres.c:1484
Configuration for Sofia DNS Resolver.
Maximum number of search domains.
Definition: sres.h:66
SRESPUBFUN void sres_query_bind(sres_query_t *q, sres_answer_f *callback, sres_context_t *context)
Rebind a DNS query.
Definition: sres.c:1215
SRESPUBFUN sres_query_t * sres_search(sres_resolver_t *res, sres_answer_f *callback, sres_context_t *context, uint16_t type, char const *name)
Search DNS.
Definition: sres.c:1022
Union of different DNS records.
Definition: sres_record.h:179
SRESPUBFUN int sres_is_blocking(sres_resolver_t *res)
Return true (and set resolver in blocking mode) if resolver can block.
Definition: sres_blocking.c:254