mirror of https://github.com/getdnsapi/getdns.git
Update examples in the API specification
They are now actually working with our implementation
This commit is contained in:
Willem Toorop
parent
372c6772b0
commit
d987ec0440
|
|
@ -20,37 +20,57 @@ void this_callbackfn(struct getdns_context *this_context,
|
|||
if (this_callback_type == GETDNS_CALLBACK_COMPLETE) /* This is a callback with data */
|
||||
{
|
||||
/* Be sure the search returned something */
|
||||
uint32_t * this_error = NULL;
|
||||
this_ret = getdns_dict_get_int(this_response, "status", this_error); // Ignore any error
|
||||
if (*this_error != GETDNS_RESPSTATUS_GOOD) // If the search didn't return "good"
|
||||
uint32_t this_error;
|
||||
this_ret = getdns_dict_get_int(this_response, "status", &this_error); // Ignore any error
|
||||
if (this_error != GETDNS_RESPSTATUS_GOOD) // If the search didn't return "good"
|
||||
{
|
||||
fprintf(stderr, "The search had no results, and a return value of %d. Exiting.", *this_error);
|
||||
fprintf(stderr, "The search had no results, and a return value of %d. Exiting.\n", this_error);
|
||||
getdns_dict_destroy(this_response);
|
||||
return;
|
||||
}
|
||||
struct getdns_list * just_the_addresses_ptr;
|
||||
this_ret = getdns_dict_get_list(this_response, "just_address_answers", &just_the_addresses_ptr);
|
||||
if (this_ret != GETDNS_RETURN_GOOD) // This check is really not needed, but prevents a compiler error under "pedantic"
|
||||
struct getdns_list *replies_tree;
|
||||
this_ret = getdns_dict_get_list(this_response, "replies_tree", &replies_tree); // Ignore any error
|
||||
size_t num_replies;
|
||||
this_ret = getdns_list_get_length(replies_tree, &num_replies); // Ignore any error
|
||||
/* Go through each reply */
|
||||
for ( size_t reply_count = 0; reply_count < num_replies; ++reply_count)
|
||||
{
|
||||
fprintf(stderr, "Trying to get the answers failed: %d", this_ret);
|
||||
return;
|
||||
}
|
||||
size_t * num_addresses_ptr = NULL;
|
||||
this_ret = getdns_list_get_length(just_the_addresses_ptr, num_addresses_ptr); // Ignore any error
|
||||
/* Go through each record */
|
||||
for ( size_t rec_count = 0; rec_count <= *num_addresses_ptr; ++rec_count )
|
||||
{
|
||||
struct getdns_dict * this_address;
|
||||
this_ret = getdns_list_get_dict(just_the_addresses_ptr, rec_count, &this_address); // Ignore any error
|
||||
struct getdns_dict * this_reply;
|
||||
this_ret = getdns_list_get_dict(replies_tree, reply_count, &this_reply); // Ignore any error
|
||||
/* Just print the address */
|
||||
struct getdns_bindata * this_address_data;
|
||||
this_ret = getdns_dict_get_bindata(this_address, "address_data", &this_address_data); // Ignore any error
|
||||
printf("The address is %s", getdns_display_ip_address(this_address_data));
|
||||
struct getdns_list* reply_answers;
|
||||
this_ret = getdns_dict_get_list(this_reply, "answer", &reply_answers); // Ignore any error
|
||||
size_t num_answers;
|
||||
this_ret = getdns_list_get_length(reply_answers, &num_answers); // Ignore any error
|
||||
/* Go through each answer */
|
||||
for ( size_t answer_count = 0; answer_count < num_answers; ++answer_count)
|
||||
{
|
||||
struct getdns_dict * this_rr;
|
||||
this_ret = getdns_list_get_dict(reply_answers, answer_count, &this_rr);
|
||||
/* Get the RDATA type */
|
||||
uint32_t this_type;
|
||||
this_ret = getdns_dict_get_int(this_rr, "type", &this_type); // Ignore any error
|
||||
if (this_type == GETDNS_RRTYPE_PTR)
|
||||
{
|
||||
struct getdns_dict *this_rdata;
|
||||
this_ret = getdns_dict_get_dict(this_rr, "rdata", &this_rdata); // Ignore any error
|
||||
|
||||
struct getdns_bindata * this_dname;
|
||||
this_ret = getdns_dict_get_bindata(this_rdata, "rdata_raw", &this_dname);
|
||||
char *this_dname_str = getdns_convert_dns_name_to_fqdn(this_dname->data);
|
||||
printf("The dname is %s\n", this_dname_str);
|
||||
free(this_dname_str);
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
else if (this_callback_type == GETDNS_CALLBACK_CANCEL)
|
||||
fprintf(stderr, "The callback with ID %"PRIu64" was cancelled. Exiting.", this_transaction_id);
|
||||
else
|
||||
fprintf(stderr, "The callback got a callback_type of %d. Exiting.", this_callback_type);
|
||||
getdns_dict_destroy(this_response);
|
||||
}
|
||||
|
||||
int main()
|
||||
|
|
@ -69,16 +89,18 @@ int main()
|
|||
if (this_event_base == NULL)
|
||||
{
|
||||
fprintf(stderr, "Trying to create the event base failed.");
|
||||
getdns_context_destroy(this_context);
|
||||
return(GETDNS_RETURN_GENERIC_ERROR);
|
||||
}
|
||||
(void)getdns_extension_set_libevent_base(this_context, this_event_base);
|
||||
/* Set up the getdns call */
|
||||
struct getdns_dict * this_addr_to_look_up = getdns_dict_create();
|
||||
// TODO: check the return value above
|
||||
struct getdns_bindata * this_type = { 4, 0x49507634 };
|
||||
getdns_return_t this_ret = getdns_dict_set_bindata(this_addr_to_look_up, "address_type", this_type);
|
||||
struct getdns_bindata * this_ipv4_addr = { 4, 0x08080808 };
|
||||
this_ret = getdns_dict_set_bindata(this_addr_to_look_up, "address_data", this_ipv4_addr;
|
||||
struct getdns_bindata this_type = { 5, (void *)"IPv4" };
|
||||
getdns_return_t this_ret = getdns_dict_set_bindata(this_addr_to_look_up, "address_type", &this_type);
|
||||
UNUSED_PARAM(this_ret);
|
||||
struct getdns_bindata this_ipv4_addr = { 4, (void *)"\x08\x08\x08\x08" };
|
||||
this_ret = getdns_dict_set_bindata(this_addr_to_look_up, "address_data", &this_ipv4_addr);
|
||||
char* this_userarg = "somestring"; // Could add things here to help identify this call
|
||||
getdns_transaction_t this_transaction_id = 0;
|
||||
|
||||
|
|
@ -87,7 +109,13 @@ int main()
|
|||
NULL, this_userarg, &this_transaction_id, this_callbackfn);
|
||||
if (dns_request_return == GETDNS_RETURN_BAD_DOMAIN_NAME)
|
||||
{
|
||||
fprintf(stderr, "A bad IP address was used: %s. Exiting.", this_ipv4_addr);
|
||||
char *ip_address_str = getdns_display_ip_address(&this_ipv4_addr);
|
||||
|
||||
fprintf(stderr, "A bad IP address was used: %s. Exiting.\n", ip_address_str);
|
||||
free(ip_address_str);
|
||||
getdns_dict_destroy(this_addr_to_look_up);
|
||||
event_base_free(this_event_base);
|
||||
getdns_context_destroy(this_context);
|
||||
return(GETDNS_RETURN_GENERIC_ERROR);
|
||||
}
|
||||
else
|
||||
|
|
@ -99,6 +127,7 @@ int main()
|
|||
}
|
||||
/* Clean up */
|
||||
getdns_dict_destroy(this_addr_to_look_up);
|
||||
event_base_free(this_event_base);
|
||||
getdns_context_destroy(this_context);
|
||||
/* Assuming we get here, leave gracefully */
|
||||
exit(EXIT_SUCCESS);
|
||||
|
|
|
|||
|
|
@ -20,37 +20,42 @@ void this_callbackfn(struct getdns_context *this_context,
|
|||
if (this_callback_type == GETDNS_CALLBACK_COMPLETE) /* This is a callback with data */
|
||||
{
|
||||
/* Be sure the search returned something */
|
||||
uint32_t * this_error = NULL;
|
||||
this_ret = getdns_dict_get_int(this_response, "status", this_error); // Ignore any error
|
||||
if (*this_error != GETDNS_RESPSTATUS_GOOD) // If the search didn't return "good"
|
||||
uint32_t this_error;
|
||||
this_ret = getdns_dict_get_int(this_response, "status", &this_error); // Ignore any error
|
||||
if (this_error != GETDNS_RESPSTATUS_GOOD) // If the search didn't return "good"
|
||||
{
|
||||
fprintf(stderr, "The search had no results, and a return value of %d. Exiting.", *this_error);
|
||||
fprintf(stderr, "The search had no results, and a return value of %d. Exiting.\n", this_error);
|
||||
getdns_dict_destroy(this_response);
|
||||
return;
|
||||
}
|
||||
struct getdns_list * just_the_addresses_ptr;
|
||||
this_ret = getdns_dict_get_list(this_response, "just_address_answers", &just_the_addresses_ptr);
|
||||
if (this_ret != GETDNS_RETURN_GOOD) // This check is really not needed, but prevents a compiler error under "pedantic"
|
||||
{
|
||||
fprintf(stderr, "Trying to get the answers failed: %d", this_ret);
|
||||
fprintf(stderr, "Trying to get the answers failed: %d\n", this_ret);
|
||||
getdns_dict_destroy(this_response);
|
||||
return;
|
||||
}
|
||||
size_t * num_addresses_ptr = NULL;
|
||||
this_ret = getdns_list_get_length(just_the_addresses_ptr, num_addresses_ptr); // Ignore any error
|
||||
size_t num_addresses;
|
||||
this_ret = getdns_list_get_length(just_the_addresses_ptr, &num_addresses); // Ignore any error
|
||||
/* Go through each record */
|
||||
for ( size_t rec_count = 0; rec_count <= *num_addresses_ptr; ++rec_count )
|
||||
for ( size_t rec_count = 0; rec_count < num_addresses; ++rec_count )
|
||||
{
|
||||
struct getdns_dict * this_address;
|
||||
this_ret = getdns_list_get_dict(just_the_addresses_ptr, rec_count, &this_address); // Ignore any error
|
||||
/* Just print the address */
|
||||
struct getdns_bindata * this_address_data;
|
||||
this_ret = getdns_dict_get_bindata(this_address, "address_data", &this_address_data); // Ignore any error
|
||||
printf("The address is %s", getdns_display_ip_address(this_address_data));
|
||||
char *this_address_str = getdns_display_ip_address(this_address_data);
|
||||
printf("The address is %s\n", this_address_str);
|
||||
free(this_address_str);
|
||||
}
|
||||
}
|
||||
else if (this_callback_type == GETDNS_CALLBACK_CANCEL)
|
||||
fprintf(stderr, "The callback with ID %"PRIu64" was cancelled. Exiting.", this_transaction_id);
|
||||
fprintf(stderr, "The callback with ID %"PRIu64" was cancelled. Exiting.\n", this_transaction_id);
|
||||
else
|
||||
fprintf(stderr, "The callback got a callback_type of %d. Exiting.", this_callback_type);
|
||||
fprintf(stderr, "The callback got a callback_type of %d. Exiting.\n", this_callback_type);
|
||||
getdns_dict_destroy(this_response);
|
||||
}
|
||||
|
||||
int main()
|
||||
|
|
@ -68,7 +73,8 @@ int main()
|
|||
this_event_base = event_base_new();
|
||||
if (this_event_base == NULL)
|
||||
{
|
||||
fprintf(stderr, "Trying to create the event base failed.");
|
||||
fprintf(stderr, "Trying to create the event base failed.\n");
|
||||
getdns_context_destroy(this_context);
|
||||
return(GETDNS_RETURN_GENERIC_ERROR);
|
||||
}
|
||||
(void)getdns_extension_set_libevent_base(this_context, this_event_base);
|
||||
|
|
@ -82,7 +88,9 @@ int main()
|
|||
NULL, this_userarg, &this_transaction_id, this_callbackfn);
|
||||
if (dns_request_return == GETDNS_RETURN_BAD_DOMAIN_NAME)
|
||||
{
|
||||
fprintf(stderr, "A bad domain name was used: %s. Exiting.", this_name);
|
||||
fprintf(stderr, "A bad domain name was used: %s. Exiting.\n", this_name);
|
||||
event_base_free(this_event_base);
|
||||
getdns_context_destroy(this_context);
|
||||
return(GETDNS_RETURN_GENERIC_ERROR);
|
||||
}
|
||||
else
|
||||
|
|
@ -93,6 +101,7 @@ int main()
|
|||
// TODO: check the return value above
|
||||
}
|
||||
/* Clean up */
|
||||
event_base_free(this_event_base);
|
||||
getdns_context_destroy(this_context);
|
||||
/* Assuming we get here, leave gracefully */
|
||||
exit(EXIT_SUCCESS);
|
||||
|
|
|
|||
|
|
@ -13,7 +13,7 @@ int main()
|
|||
getdns_return_t context_create_return = getdns_context_create(&this_context, 1);
|
||||
if (context_create_return != GETDNS_RETURN_GOOD)
|
||||
{
|
||||
fprintf(stderr, "Trying to create the context failed: %d", context_create_return);
|
||||
fprintf(stderr, "Trying to create the context failed: %d\n", context_create_return);
|
||||
return(GETDNS_RETURN_GENERIC_ERROR);
|
||||
}
|
||||
/* Set up the getdns_sync_request call */
|
||||
|
|
@ -24,7 +24,9 @@ int main()
|
|||
this_ret = getdns_dict_set_int(this_extensions, "return_both_v4_and_v6", GETDNS_EXTENSION_TRUE);
|
||||
if (this_ret != GETDNS_RETURN_GOOD)
|
||||
{
|
||||
fprintf(stderr, "Trying to set an extension do both IPv4 and IPv6 failed: %d", this_ret);
|
||||
fprintf(stderr, "Trying to set an extension do both IPv4 and IPv6 failed: %d\n", this_ret);
|
||||
getdns_dict_destroy(this_extensions);
|
||||
getdns_context_destroy(this_context);
|
||||
return(GETDNS_RETURN_GENERIC_ERROR);
|
||||
}
|
||||
struct getdns_dict * this_response = NULL;
|
||||
|
|
@ -34,37 +36,46 @@ int main()
|
|||
this_extensions, &this_response);
|
||||
if (dns_request_return == GETDNS_RETURN_BAD_DOMAIN_NAME)
|
||||
{
|
||||
fprintf(stderr, "A bad domain name was used: %s. Exiting.", this_name);
|
||||
fprintf(stderr, "A bad domain name was used: %s. Exiting.\n", this_name);
|
||||
getdns_dict_destroy(this_response);
|
||||
getdns_dict_destroy(this_extensions);
|
||||
getdns_context_destroy(this_context);
|
||||
return(GETDNS_RETURN_GENERIC_ERROR);
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Be sure the search returned something */
|
||||
uint32_t * this_error = NULL;
|
||||
this_ret = getdns_dict_get_int(this_response, "status", this_error); // Ignore any error
|
||||
if (*this_error != GETDNS_RESPSTATUS_GOOD) // If the search didn't return "good"
|
||||
uint32_t this_error;
|
||||
this_ret = getdns_dict_get_int(this_response, "status", &this_error); // Ignore any error
|
||||
if (this_error != GETDNS_RESPSTATUS_GOOD) // If the search didn't return "good"
|
||||
{
|
||||
fprintf(stderr, "The search had no results, and a return value of %d. Exiting.", *this_error);
|
||||
fprintf(stderr, "The search had no results, and a return value of %d. Exiting.\n", this_error);
|
||||
getdns_dict_destroy(this_response);
|
||||
getdns_dict_destroy(this_extensions);
|
||||
getdns_context_destroy(this_context);
|
||||
return(GETDNS_RETURN_GENERIC_ERROR);
|
||||
}
|
||||
struct getdns_list * just_the_addresses_ptr;
|
||||
this_ret = getdns_dict_get_list(this_response, "just_address_answers", &just_the_addresses_ptr); // Ignore any error
|
||||
size_t * num_addresses_ptr = NULL;
|
||||
this_ret = getdns_list_get_length(just_the_addresses_ptr, num_addresses_ptr); // Ignore any error
|
||||
size_t num_addresses;
|
||||
this_ret = getdns_list_get_length(just_the_addresses_ptr, &num_addresses); // Ignore any error
|
||||
/* Go through each record */
|
||||
for ( size_t rec_count = 0; rec_count <= *num_addresses_ptr; ++rec_count )
|
||||
for ( size_t rec_count = 0; rec_count < num_addresses; ++rec_count )
|
||||
{
|
||||
struct getdns_dict * this_address;
|
||||
this_ret = getdns_list_get_dict(just_the_addresses_ptr, rec_count, &this_address); // Ignore any error
|
||||
/* Just print the address */
|
||||
struct getdns_bindata * this_address_data;
|
||||
this_ret = getdns_dict_get_bindata(this_address, "address_data", &this_address_data); // Ignore any error
|
||||
printf("The address is %s", getdns_display_ip_address(this_address_data));
|
||||
char *this_address_str = getdns_display_ip_address(this_address_data);
|
||||
printf("The address is %s\n", this_address_str);
|
||||
free(this_address_str);
|
||||
}
|
||||
}
|
||||
/* Clean up */
|
||||
getdns_context_destroy(this_context);
|
||||
getdns_dict_destroy(this_response);
|
||||
getdns_dict_destroy(this_extensions);
|
||||
getdns_context_destroy(this_context);
|
||||
/* Assuming we get here, leave gracefully */
|
||||
exit(EXIT_SUCCESS);
|
||||
}
|
||||
|
|
|
|||
|
|
@ -20,25 +20,27 @@ void this_callbackfn(struct getdns_context *this_context,
|
|||
if (this_callback_type == GETDNS_CALLBACK_COMPLETE) /* This is a callback with data */
|
||||
{
|
||||
/* Be sure the search returned something */
|
||||
uint32_t * this_error = NULL;
|
||||
this_ret = getdns_dict_get_int(this_response, "status", this_error); // Ignore any error
|
||||
if (*this_error != GETDNS_RESPSTATUS_GOOD) // If the search didn't return "good"
|
||||
uint32_t this_error;
|
||||
this_ret = getdns_dict_get_int(this_response, "status", &this_error); // Ignore any error
|
||||
if (this_error != GETDNS_RESPSTATUS_GOOD) // If the search didn't return "good"
|
||||
{
|
||||
fprintf(stderr, "The search had no results, and a return value of %d. Exiting.", *this_error);
|
||||
fprintf(stderr, "The search had no results, and a return value of %d. Exiting.\n", this_error);
|
||||
getdns_dict_destroy(this_response);
|
||||
return;
|
||||
}
|
||||
/* Find all the answers returned */
|
||||
struct getdns_list * these_answers;
|
||||
this_ret = getdns_dict_get_list(this_response, "replies-tree", &these_answers);
|
||||
this_ret = getdns_dict_get_list(this_response, "replies_tree", &these_answers);
|
||||
if (this_ret == GETDNS_RETURN_NO_SUCH_DICT_NAME)
|
||||
{
|
||||
fprintf(stderr, "Weird: the response had no error, but also no replies-tree. Exiting.");
|
||||
fprintf(stderr, "Weird: the response had no error, but also no replies_tree. Exiting.\n");
|
||||
getdns_dict_destroy(this_response);
|
||||
return;
|
||||
}
|
||||
size_t * num_answers_ptr = NULL;
|
||||
this_ret = getdns_list_get_length(these_answers, num_answers_ptr);
|
||||
size_t num_answers;
|
||||
this_ret = getdns_list_get_length(these_answers, &num_answers);
|
||||
/* Go through each answer */
|
||||
for ( size_t rec_count = 0; rec_count <= *num_answers_ptr; ++rec_count )
|
||||
for ( size_t rec_count = 0; rec_count < num_answers; ++rec_count )
|
||||
{
|
||||
struct getdns_dict * this_record;
|
||||
this_ret = getdns_list_get_dict(these_answers, rec_count, &this_record); // Ignore any error
|
||||
|
|
@ -46,50 +48,57 @@ void this_callbackfn(struct getdns_context *this_context,
|
|||
struct getdns_list * this_answer;
|
||||
this_ret = getdns_dict_get_list(this_record, "answer", &this_answer); // Ignore any error
|
||||
/* Get each RR in the answer section */
|
||||
size_t * num_rrs_ptr = NULL;
|
||||
this_ret = getdns_list_get_length(this_answer, num_rrs_ptr);
|
||||
for ( size_t rr_count = 0; rr_count <= *num_rrs_ptr; ++rr_count )
|
||||
size_t num_rrs;
|
||||
this_ret = getdns_list_get_length(this_answer, &num_rrs);
|
||||
for ( size_t rr_count = 0; rr_count < num_rrs; ++rr_count )
|
||||
{
|
||||
struct getdns_dict * this_rr = NULL;
|
||||
struct getdns_dict *this_rr = NULL;
|
||||
this_ret = getdns_list_get_dict(this_answer, rr_count, &this_rr); // Ignore any error
|
||||
/* Get the RDATA */
|
||||
struct getdns_dict * this_rdata = NULL;
|
||||
this_ret = getdns_dict_get_dict(this_rr, "rdata", &this_rdata); // Ignore any error
|
||||
/* Get the RDATA type */
|
||||
uint32_t * this_type = NULL;
|
||||
this_ret = getdns_dict_get_int(this_rdata, "type", this_type); // Ignore any error
|
||||
uint32_t this_type;
|
||||
this_ret = getdns_dict_get_int(this_rr, "type", &this_type); // Ignore any error
|
||||
/* If it is type A or AAAA, print the value */
|
||||
if (*this_type == GETDNS_RRTYPE_A)
|
||||
if (this_type == GETDNS_RRTYPE_A)
|
||||
{
|
||||
struct getdns_bindata * this_a_record = NULL;
|
||||
this_ret = getdns_dict_get_bindata(this_rdata, "ipv4_address", &this_a_record);
|
||||
if (this_ret == GETDNS_RETURN_NO_SUCH_DICT_NAME)
|
||||
{
|
||||
fprintf(stderr, "Weird: the A record at %d in record at %d had no address. Exiting.",
|
||||
fprintf(stderr, "Weird: the A record at %d in record at %d had no address. Exiting.\n",
|
||||
(int) rr_count, (int) rec_count);
|
||||
getdns_dict_destroy(this_response);
|
||||
return;
|
||||
}
|
||||
printf("The IPv4 address is %s", getdns_display_ip_address(this_a_record));
|
||||
char *this_address_str = getdns_display_ip_address(this_a_record);
|
||||
printf("The IPv4 address is %s\n", this_address_str);
|
||||
free(this_address_str);
|
||||
}
|
||||
else if (*this_type == GETDNS_RRTYPE_AAAA)
|
||||
else if (this_type == GETDNS_RRTYPE_AAAA)
|
||||
{
|
||||
struct getdns_bindata * this_aaaa_record = NULL;
|
||||
this_ret = getdns_dict_get_bindata(this_rdata, "ipv6_address", &this_aaaa_record);
|
||||
if (this_ret == GETDNS_RETURN_NO_SUCH_DICT_NAME)
|
||||
{
|
||||
fprintf(stderr, "Weird: the AAAA record at %d in record at %d had no address. Exiting.",
|
||||
fprintf(stderr, "Weird: the AAAA record at %d in record at %d had no address. Exiting.\n",
|
||||
(int) rr_count, (int) rec_count);
|
||||
getdns_dict_destroy(this_response);
|
||||
return;
|
||||
}
|
||||
printf("The IPv6 address is %s", getdns_display_ip_address(this_aaaa_record));
|
||||
char *this_address_str = getdns_display_ip_address(this_aaaa_record);
|
||||
printf("The IPv6 address is %s\n", this_address_str);
|
||||
free(this_address_str);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
else if (this_callback_type == GETDNS_CALLBACK_CANCEL)
|
||||
fprintf(stderr, "The callback with ID %"PRIu64" was cancelled. Exiting.", this_transaction_id);
|
||||
fprintf(stderr, "The callback with ID %"PRIu64" was cancelled. Exiting.\n", this_transaction_id);
|
||||
else
|
||||
fprintf(stderr, "The callback got a callback_type of %d. Exiting.", this_callback_type);
|
||||
fprintf(stderr, "The callback got a callback_type of %d. Exiting.\n", this_callback_type);
|
||||
getdns_dict_destroy(this_response);
|
||||
}
|
||||
|
||||
int main()
|
||||
|
|
@ -99,7 +108,7 @@ int main()
|
|||
getdns_return_t context_create_return = getdns_context_create(&this_context, 1);
|
||||
if (context_create_return != GETDNS_RETURN_GOOD)
|
||||
{
|
||||
fprintf(stderr, "Trying to create the context failed: %d", context_create_return);
|
||||
fprintf(stderr, "Trying to create the context failed: %d\n", context_create_return);
|
||||
return(GETDNS_RETURN_GENERIC_ERROR);
|
||||
}
|
||||
/* Create an event base and put it in the context using the unknown function name */
|
||||
|
|
@ -107,7 +116,8 @@ int main()
|
|||
this_event_base = event_base_new();
|
||||
if (this_event_base == NULL)
|
||||
{
|
||||
fprintf(stderr, "Trying to create the event base failed.");
|
||||
fprintf(stderr, "Trying to create the event base failed.\n");
|
||||
getdns_context_destroy(this_context);
|
||||
return(GETDNS_RETURN_GENERIC_ERROR);
|
||||
}
|
||||
(void)getdns_extension_set_libevent_base(this_context, this_event_base);
|
||||
|
|
@ -121,7 +131,9 @@ int main()
|
|||
NULL, this_userarg, &this_transaction_id, this_callbackfn);
|
||||
if (dns_request_return == GETDNS_RETURN_BAD_DOMAIN_NAME)
|
||||
{
|
||||
fprintf(stderr, "A bad domain name was used: %s. Exiting.", this_name);
|
||||
fprintf(stderr, "A bad domain name was used: %s. Exiting.\n", this_name);
|
||||
event_base_free(this_event_base);
|
||||
getdns_context_destroy(this_context);
|
||||
return(GETDNS_RETURN_GENERIC_ERROR);
|
||||
}
|
||||
else
|
||||
|
|
@ -132,6 +144,7 @@ int main()
|
|||
// TODO: check the return value above
|
||||
}
|
||||
/* Clean up */
|
||||
event_base_free(this_event_base);
|
||||
getdns_context_destroy(this_context);
|
||||
/* Assuming we get here, leave gracefully */
|
||||
exit(EXIT_SUCCESS);
|
||||
|
|
|
|||
Binary file not shown.
|
|
@ -1,4 +1,4 @@
|
|||
/* Created at 2013-12-06-16-00-32*/
|
||||
/* Created at 2013-12-11-23-50-41*/
|
||||
#ifndef GETDNS_H
|
||||
#define GETDNS_H
|
||||
|
||||
|
|
|
|||
139
spec/index.html
139
spec/index.html
|
|
@ -1405,37 +1405,42 @@ function.</p>
|
|||
<span class="k">if</span> <span class="p">(</span><span class="n">this_callback_type</span> <span class="o">==</span> <span class="n">GETDNS_CALLBACK_COMPLETE</span><span class="p">)</span> <span class="cm">/* This is a callback with data */</span>
|
||||
<span class="p">{</span>
|
||||
<span class="cm">/* Be sure the search returned something */</span>
|
||||
<span class="kt">uint32_t</span> <span class="o">*</span> <span class="n">this_error</span> <span class="o">=</span> <span class="nb">NULL</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_get_int</span><span class="p">(</span><span class="n">this_response</span><span class="p">,</span> <span class="s">"status"</span><span class="p">,</span> <span class="n">this_error</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="o">*</span><span class="n">this_error</span> <span class="o">!=</span> <span class="n">GETDNS_RESPSTATUS_GOOD</span><span class="p">)</span> <span class="c1">// If the search didn't return "good"</span>
|
||||
<span class="kt">uint32_t</span> <span class="n">this_error</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_get_int</span><span class="p">(</span><span class="n">this_response</span><span class="p">,</span> <span class="s">"status"</span><span class="p">,</span> <span class="o">&</span><span class="n">this_error</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="n">this_error</span> <span class="o">!=</span> <span class="n">GETDNS_RESPSTATUS_GOOD</span><span class="p">)</span> <span class="c1">// If the search didn't return "good"</span>
|
||||
<span class="p">{</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"The search had no results, and a return value of %d. Exiting."</span><span class="p">,</span> <span class="o">*</span><span class="n">this_error</span><span class="p">);</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"The search had no results, and a return value of %d. Exiting.</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> <span class="n">this_error</span><span class="p">);</span>
|
||||
<span class="n">getdns_dict_destroy</span><span class="p">(</span><span class="n">this_response</span><span class="p">);</span>
|
||||
<span class="k">return</span><span class="p">;</span>
|
||||
<span class="p">}</span>
|
||||
<span class="k">struct</span> <span class="n">getdns_list</span> <span class="o">*</span> <span class="n">just_the_addresses_ptr</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_get_list</span><span class="p">(</span><span class="n">this_response</span><span class="p">,</span> <span class="s">"just_address_answers"</span><span class="p">,</span> <span class="o">&</span><span class="n">just_the_addresses_ptr</span><span class="p">);</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="n">this_ret</span> <span class="o">!=</span> <span class="n">GETDNS_RETURN_GOOD</span><span class="p">)</span> <span class="c1">// This check is really not needed, but prevents a compiler error under "pedantic"</span>
|
||||
<span class="p">{</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"Trying to get the answers failed: %d"</span><span class="p">,</span> <span class="n">this_ret</span><span class="p">);</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"Trying to get the answers failed: %d</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> <span class="n">this_ret</span><span class="p">);</span>
|
||||
<span class="n">getdns_dict_destroy</span><span class="p">(</span><span class="n">this_response</span><span class="p">);</span>
|
||||
<span class="k">return</span><span class="p">;</span>
|
||||
<span class="p">}</span>
|
||||
<span class="kt">size_t</span> <span class="o">*</span> <span class="n">num_addresses_ptr</span> <span class="o">=</span> <span class="nb">NULL</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_list_get_length</span><span class="p">(</span><span class="n">just_the_addresses_ptr</span><span class="p">,</span> <span class="n">num_addresses_ptr</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="kt">size_t</span> <span class="n">num_addresses</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_list_get_length</span><span class="p">(</span><span class="n">just_the_addresses_ptr</span><span class="p">,</span> <span class="o">&</span><span class="n">num_addresses</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="cm">/* Go through each record */</span>
|
||||
<span class="k">for</span> <span class="p">(</span> <span class="kt">size_t</span> <span class="n">rec_count</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span> <span class="n">rec_count</span> <span class="o"><=</span> <span class="o">*</span><span class="n">num_addresses_ptr</span><span class="p">;</span> <span class="o">++</span><span class="n">rec_count</span> <span class="p">)</span>
|
||||
<span class="k">for</span> <span class="p">(</span> <span class="kt">size_t</span> <span class="n">rec_count</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span> <span class="n">rec_count</span> <span class="o"><</span> <span class="n">num_addresses</span><span class="p">;</span> <span class="o">++</span><span class="n">rec_count</span> <span class="p">)</span>
|
||||
<span class="p">{</span>
|
||||
<span class="k">struct</span> <span class="n">getdns_dict</span> <span class="o">*</span> <span class="n">this_address</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_list_get_dict</span><span class="p">(</span><span class="n">just_the_addresses_ptr</span><span class="p">,</span> <span class="n">rec_count</span><span class="p">,</span> <span class="o">&</span><span class="n">this_address</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="cm">/* Just print the address */</span>
|
||||
<span class="k">struct</span> <span class="n">getdns_bindata</span> <span class="o">*</span> <span class="n">this_address_data</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_get_bindata</span><span class="p">(</span><span class="n">this_address</span><span class="p">,</span> <span class="s">"address_data"</span><span class="p">,</span> <span class="o">&</span><span class="n">this_address_data</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="n">printf</span><span class="p">(</span><span class="s">"The address is %s"</span><span class="p">,</span> <span class="n">getdns_display_ip_address</span><span class="p">(</span><span class="n">this_address_data</span><span class="p">));</span>
|
||||
<span class="kt">char</span> <span class="o">*</span><span class="n">this_address_str</span> <span class="o">=</span> <span class="n">getdns_display_ip_address</span><span class="p">(</span><span class="n">this_address_data</span><span class="p">);</span>
|
||||
<span class="n">printf</span><span class="p">(</span><span class="s">"The address is %s</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> <span class="n">this_address_str</span><span class="p">);</span>
|
||||
<span class="n">free</span><span class="p">(</span><span class="n">this_address_str</span><span class="p">);</span>
|
||||
<span class="p">}</span>
|
||||
<span class="p">}</span>
|
||||
<span class="k">else</span> <span class="k">if</span> <span class="p">(</span><span class="n">this_callback_type</span> <span class="o">==</span> <span class="n">GETDNS_CALLBACK_CANCEL</span><span class="p">)</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"The callback with ID %"</span><span class="n">PRIu64</span><span class="s">" was cancelled. Exiting."</span><span class="p">,</span> <span class="n">this_transaction_id</span><span class="p">);</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"The callback with ID %"</span><span class="n">PRIu64</span><span class="s">" was cancelled. Exiting.</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> <span class="n">this_transaction_id</span><span class="p">);</span>
|
||||
<span class="k">else</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"The callback got a callback_type of %d. Exiting."</span><span class="p">,</span> <span class="n">this_callback_type</span><span class="p">);</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"The callback got a callback_type of %d. Exiting.</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> <span class="n">this_callback_type</span><span class="p">);</span>
|
||||
<span class="n">getdns_dict_destroy</span><span class="p">(</span><span class="n">this_response</span><span class="p">);</span>
|
||||
<span class="p">}</span>
|
||||
|
||||
<span class="kt">int</span> <span class="nf">main</span><span class="p">()</span>
|
||||
|
|
@ -1453,7 +1458,8 @@ function.</p>
|
|||
<span class="n">this_event_base</span> <span class="o">=</span> <span class="n">event_base_new</span><span class="p">();</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="n">this_event_base</span> <span class="o">==</span> <span class="nb">NULL</span><span class="p">)</span>
|
||||
<span class="p">{</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"Trying to create the event base failed."</span><span class="p">);</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"Trying to create the event base failed.</span><span class="se">\n</span><span class="s">"</span><span class="p">);</span>
|
||||
<span class="n">getdns_context_destroy</span><span class="p">(</span><span class="n">this_context</span><span class="p">);</span>
|
||||
<span class="k">return</span><span class="p">(</span><span class="n">GETDNS_RETURN_GENERIC_ERROR</span><span class="p">);</span>
|
||||
<span class="p">}</span>
|
||||
<span class="p">(</span><span class="kt">void</span><span class="p">)</span><span class="n">getdns_extension_set_libevent_base</span><span class="p">(</span><span class="n">this_context</span><span class="p">,</span> <span class="n">this_event_base</span><span class="p">);</span>
|
||||
|
|
@ -1467,7 +1473,9 @@ function.</p>
|
|||
<span class="nb">NULL</span><span class="p">,</span> <span class="n">this_userarg</span><span class="p">,</span> <span class="o">&</span><span class="n">this_transaction_id</span><span class="p">,</span> <span class="n">this_callbackfn</span><span class="p">);</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="n">dns_request_return</span> <span class="o">==</span> <span class="n">GETDNS_RETURN_BAD_DOMAIN_NAME</span><span class="p">)</span>
|
||||
<span class="p">{</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"A bad domain name was used: %s. Exiting."</span><span class="p">,</span> <span class="n">this_name</span><span class="p">);</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"A bad domain name was used: %s. Exiting.</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> <span class="n">this_name</span><span class="p">);</span>
|
||||
<span class="n">event_base_free</span><span class="p">(</span><span class="n">this_event_base</span><span class="p">);</span>
|
||||
<span class="n">getdns_context_destroy</span><span class="p">(</span><span class="n">this_context</span><span class="p">);</span>
|
||||
<span class="k">return</span><span class="p">(</span><span class="n">GETDNS_RETURN_GENERIC_ERROR</span><span class="p">);</span>
|
||||
<span class="p">}</span>
|
||||
<span class="k">else</span>
|
||||
|
|
@ -1478,6 +1486,7 @@ function.</p>
|
|||
<span class="c1">// TODO: check the return value above</span>
|
||||
<span class="p">}</span>
|
||||
<span class="cm">/* Clean up */</span>
|
||||
<span class="n">event_base_free</span><span class="p">(</span><span class="n">this_event_base</span><span class="p">);</span>
|
||||
<span class="n">getdns_context_destroy</span><span class="p">(</span><span class="n">this_context</span><span class="p">);</span>
|
||||
<span class="cm">/* Assuming we get here, leave gracefully */</span>
|
||||
<span class="n">exit</span><span class="p">(</span><span class="n">EXIT_SUCCESS</span><span class="p">);</span>
|
||||
|
|
@ -1514,25 +1523,27 @@ their TTLs.</p>
|
|||
<span class="k">if</span> <span class="p">(</span><span class="n">this_callback_type</span> <span class="o">==</span> <span class="n">GETDNS_CALLBACK_COMPLETE</span><span class="p">)</span> <span class="cm">/* This is a callback with data */</span>
|
||||
<span class="p">{</span>
|
||||
<span class="cm">/* Be sure the search returned something */</span>
|
||||
<span class="kt">uint32_t</span> <span class="o">*</span> <span class="n">this_error</span> <span class="o">=</span> <span class="nb">NULL</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_get_int</span><span class="p">(</span><span class="n">this_response</span><span class="p">,</span> <span class="s">"status"</span><span class="p">,</span> <span class="n">this_error</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="o">*</span><span class="n">this_error</span> <span class="o">!=</span> <span class="n">GETDNS_RESPSTATUS_GOOD</span><span class="p">)</span> <span class="c1">// If the search didn't return "good"</span>
|
||||
<span class="kt">uint32_t</span> <span class="n">this_error</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_get_int</span><span class="p">(</span><span class="n">this_response</span><span class="p">,</span> <span class="s">"status"</span><span class="p">,</span> <span class="o">&</span><span class="n">this_error</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="n">this_error</span> <span class="o">!=</span> <span class="n">GETDNS_RESPSTATUS_GOOD</span><span class="p">)</span> <span class="c1">// If the search didn't return "good"</span>
|
||||
<span class="p">{</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"The search had no results, and a return value of %d. Exiting."</span><span class="p">,</span> <span class="o">*</span><span class="n">this_error</span><span class="p">);</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"The search had no results, and a return value of %d. Exiting.</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> <span class="n">this_error</span><span class="p">);</span>
|
||||
<span class="n">getdns_dict_destroy</span><span class="p">(</span><span class="n">this_response</span><span class="p">);</span>
|
||||
<span class="k">return</span><span class="p">;</span>
|
||||
<span class="p">}</span>
|
||||
<span class="cm">/* Find all the answers returned */</span>
|
||||
<span class="k">struct</span> <span class="n">getdns_list</span> <span class="o">*</span> <span class="n">these_answers</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_get_list</span><span class="p">(</span><span class="n">this_response</span><span class="p">,</span> <span class="s">"replies-tree"</span><span class="p">,</span> <span class="o">&</span><span class="n">these_answers</span><span class="p">);</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_get_list</span><span class="p">(</span><span class="n">this_response</span><span class="p">,</span> <span class="s">"replies_tree"</span><span class="p">,</span> <span class="o">&</span><span class="n">these_answers</span><span class="p">);</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="n">this_ret</span> <span class="o">==</span> <span class="n">GETDNS_RETURN_NO_SUCH_DICT_NAME</span><span class="p">)</span>
|
||||
<span class="p">{</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"Weird: the response had no error, but also no replies-tree. Exiting."</span><span class="p">);</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"Weird: the response had no error, but also no replies_tree. Exiting.</span><span class="se">\n</span><span class="s">"</span><span class="p">);</span>
|
||||
<span class="n">getdns_dict_destroy</span><span class="p">(</span><span class="n">this_response</span><span class="p">);</span>
|
||||
<span class="k">return</span><span class="p">;</span>
|
||||
<span class="p">}</span>
|
||||
<span class="kt">size_t</span> <span class="o">*</span> <span class="n">num_answers_ptr</span> <span class="o">=</span> <span class="nb">NULL</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_list_get_length</span><span class="p">(</span><span class="n">these_answers</span><span class="p">,</span> <span class="n">num_answers_ptr</span><span class="p">);</span>
|
||||
<span class="kt">size_t</span> <span class="n">num_answers</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_list_get_length</span><span class="p">(</span><span class="n">these_answers</span><span class="p">,</span> <span class="o">&</span><span class="n">num_answers</span><span class="p">);</span>
|
||||
<span class="cm">/* Go through each answer */</span>
|
||||
<span class="k">for</span> <span class="p">(</span> <span class="kt">size_t</span> <span class="n">rec_count</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span> <span class="n">rec_count</span> <span class="o"><=</span> <span class="o">*</span><span class="n">num_answers_ptr</span><span class="p">;</span> <span class="o">++</span><span class="n">rec_count</span> <span class="p">)</span>
|
||||
<span class="k">for</span> <span class="p">(</span> <span class="kt">size_t</span> <span class="n">rec_count</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span> <span class="n">rec_count</span> <span class="o"><</span> <span class="n">num_answers</span><span class="p">;</span> <span class="o">++</span><span class="n">rec_count</span> <span class="p">)</span>
|
||||
<span class="p">{</span>
|
||||
<span class="k">struct</span> <span class="n">getdns_dict</span> <span class="o">*</span> <span class="n">this_record</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_list_get_dict</span><span class="p">(</span><span class="n">these_answers</span><span class="p">,</span> <span class="n">rec_count</span><span class="p">,</span> <span class="o">&</span><span class="n">this_record</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
|
|
@ -1540,50 +1551,57 @@ their TTLs.</p>
|
|||
<span class="k">struct</span> <span class="n">getdns_list</span> <span class="o">*</span> <span class="n">this_answer</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_get_list</span><span class="p">(</span><span class="n">this_record</span><span class="p">,</span> <span class="s">"answer"</span><span class="p">,</span> <span class="o">&</span><span class="n">this_answer</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="cm">/* Get each RR in the answer section */</span>
|
||||
<span class="kt">size_t</span> <span class="o">*</span> <span class="n">num_rrs_ptr</span> <span class="o">=</span> <span class="nb">NULL</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_list_get_length</span><span class="p">(</span><span class="n">this_answer</span><span class="p">,</span> <span class="n">num_rrs_ptr</span><span class="p">);</span>
|
||||
<span class="k">for</span> <span class="p">(</span> <span class="kt">size_t</span> <span class="n">rr_count</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span> <span class="n">rr_count</span> <span class="o"><=</span> <span class="o">*</span><span class="n">num_rrs_ptr</span><span class="p">;</span> <span class="o">++</span><span class="n">rr_count</span> <span class="p">)</span>
|
||||
<span class="kt">size_t</span> <span class="n">num_rrs</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_list_get_length</span><span class="p">(</span><span class="n">this_answer</span><span class="p">,</span> <span class="o">&</span><span class="n">num_rrs</span><span class="p">);</span>
|
||||
<span class="k">for</span> <span class="p">(</span> <span class="kt">size_t</span> <span class="n">rr_count</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span> <span class="n">rr_count</span> <span class="o"><</span> <span class="n">num_rrs</span><span class="p">;</span> <span class="o">++</span><span class="n">rr_count</span> <span class="p">)</span>
|
||||
<span class="p">{</span>
|
||||
<span class="k">struct</span> <span class="n">getdns_dict</span> <span class="o">*</span> <span class="n">this_rr</span> <span class="o">=</span> <span class="nb">NULL</span><span class="p">;</span>
|
||||
<span class="k">struct</span> <span class="n">getdns_dict</span> <span class="o">*</span><span class="n">this_rr</span> <span class="o">=</span> <span class="nb">NULL</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_list_get_dict</span><span class="p">(</span><span class="n">this_answer</span><span class="p">,</span> <span class="n">rr_count</span><span class="p">,</span> <span class="o">&</span><span class="n">this_rr</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="cm">/* Get the RDATA */</span>
|
||||
<span class="k">struct</span> <span class="n">getdns_dict</span> <span class="o">*</span> <span class="n">this_rdata</span> <span class="o">=</span> <span class="nb">NULL</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_get_dict</span><span class="p">(</span><span class="n">this_rr</span><span class="p">,</span> <span class="s">"rdata"</span><span class="p">,</span> <span class="o">&</span><span class="n">this_rdata</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="cm">/* Get the RDATA type */</span>
|
||||
<span class="kt">uint32_t</span> <span class="o">*</span> <span class="n">this_type</span> <span class="o">=</span> <span class="nb">NULL</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_get_int</span><span class="p">(</span><span class="n">this_rdata</span><span class="p">,</span> <span class="s">"type"</span><span class="p">,</span> <span class="n">this_type</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="kt">uint32_t</span> <span class="n">this_type</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_get_int</span><span class="p">(</span><span class="n">this_rr</span><span class="p">,</span> <span class="s">"type"</span><span class="p">,</span> <span class="o">&</span><span class="n">this_type</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="cm">/* If it is type A or AAAA, print the value */</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="o">*</span><span class="n">this_type</span> <span class="o">==</span> <span class="n">GETDNS_RRTYPE_A</span><span class="p">)</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="n">this_type</span> <span class="o">==</span> <span class="n">GETDNS_RRTYPE_A</span><span class="p">)</span>
|
||||
<span class="p">{</span>
|
||||
<span class="k">struct</span> <span class="n">getdns_bindata</span> <span class="o">*</span> <span class="n">this_a_record</span> <span class="o">=</span> <span class="nb">NULL</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_get_bindata</span><span class="p">(</span><span class="n">this_rdata</span><span class="p">,</span> <span class="s">"ipv4_address"</span><span class="p">,</span> <span class="o">&</span><span class="n">this_a_record</span><span class="p">);</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="n">this_ret</span> <span class="o">==</span> <span class="n">GETDNS_RETURN_NO_SUCH_DICT_NAME</span><span class="p">)</span>
|
||||
<span class="p">{</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"Weird: the A record at %d in record at %d had no address. Exiting."</span><span class="p">,</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"Weird: the A record at %d in record at %d had no address. Exiting.</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span>
|
||||
<span class="p">(</span><span class="kt">int</span><span class="p">)</span> <span class="n">rr_count</span><span class="p">,</span> <span class="p">(</span><span class="kt">int</span><span class="p">)</span> <span class="n">rec_count</span><span class="p">);</span>
|
||||
<span class="n">getdns_dict_destroy</span><span class="p">(</span><span class="n">this_response</span><span class="p">);</span>
|
||||
<span class="k">return</span><span class="p">;</span>
|
||||
<span class="p">}</span>
|
||||
<span class="n">printf</span><span class="p">(</span><span class="s">"The IPv4 address is %s"</span><span class="p">,</span> <span class="n">getdns_display_ip_address</span><span class="p">(</span><span class="n">this_a_record</span><span class="p">));</span>
|
||||
<span class="kt">char</span> <span class="o">*</span><span class="n">this_address_str</span> <span class="o">=</span> <span class="n">getdns_display_ip_address</span><span class="p">(</span><span class="n">this_a_record</span><span class="p">);</span>
|
||||
<span class="n">printf</span><span class="p">(</span><span class="s">"The IPv4 address is %s</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> <span class="n">this_address_str</span><span class="p">);</span>
|
||||
<span class="n">free</span><span class="p">(</span><span class="n">this_address_str</span><span class="p">);</span>
|
||||
<span class="p">}</span>
|
||||
<span class="k">else</span> <span class="k">if</span> <span class="p">(</span><span class="o">*</span><span class="n">this_type</span> <span class="o">==</span> <span class="n">GETDNS_RRTYPE_AAAA</span><span class="p">)</span>
|
||||
<span class="k">else</span> <span class="k">if</span> <span class="p">(</span><span class="n">this_type</span> <span class="o">==</span> <span class="n">GETDNS_RRTYPE_AAAA</span><span class="p">)</span>
|
||||
<span class="p">{</span>
|
||||
<span class="k">struct</span> <span class="n">getdns_bindata</span> <span class="o">*</span> <span class="n">this_aaaa_record</span> <span class="o">=</span> <span class="nb">NULL</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_get_bindata</span><span class="p">(</span><span class="n">this_rdata</span><span class="p">,</span> <span class="s">"ipv6_address"</span><span class="p">,</span> <span class="o">&</span><span class="n">this_aaaa_record</span><span class="p">);</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="n">this_ret</span> <span class="o">==</span> <span class="n">GETDNS_RETURN_NO_SUCH_DICT_NAME</span><span class="p">)</span>
|
||||
<span class="p">{</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"Weird: the AAAA record at %d in record at %d had no address. Exiting."</span><span class="p">,</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"Weird: the AAAA record at %d in record at %d had no address. Exiting.</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span>
|
||||
<span class="p">(</span><span class="kt">int</span><span class="p">)</span> <span class="n">rr_count</span><span class="p">,</span> <span class="p">(</span><span class="kt">int</span><span class="p">)</span> <span class="n">rec_count</span><span class="p">);</span>
|
||||
<span class="n">getdns_dict_destroy</span><span class="p">(</span><span class="n">this_response</span><span class="p">);</span>
|
||||
<span class="k">return</span><span class="p">;</span>
|
||||
<span class="p">}</span>
|
||||
<span class="n">printf</span><span class="p">(</span><span class="s">"The IPv6 address is %s"</span><span class="p">,</span> <span class="n">getdns_display_ip_address</span><span class="p">(</span><span class="n">this_aaaa_record</span><span class="p">));</span>
|
||||
<span class="kt">char</span> <span class="o">*</span><span class="n">this_address_str</span> <span class="o">=</span> <span class="n">getdns_display_ip_address</span><span class="p">(</span><span class="n">this_aaaa_record</span><span class="p">);</span>
|
||||
<span class="n">printf</span><span class="p">(</span><span class="s">"The IPv6 address is %s</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> <span class="n">this_address_str</span><span class="p">);</span>
|
||||
<span class="n">free</span><span class="p">(</span><span class="n">this_address_str</span><span class="p">);</span>
|
||||
<span class="p">}</span>
|
||||
<span class="p">}</span>
|
||||
<span class="p">}</span>
|
||||
<span class="p">}</span>
|
||||
<span class="k">else</span> <span class="k">if</span> <span class="p">(</span><span class="n">this_callback_type</span> <span class="o">==</span> <span class="n">GETDNS_CALLBACK_CANCEL</span><span class="p">)</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"The callback with ID %"</span><span class="n">PRIu64</span><span class="s">" was cancelled. Exiting."</span><span class="p">,</span> <span class="n">this_transaction_id</span><span class="p">);</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"The callback with ID %"</span><span class="n">PRIu64</span><span class="s">" was cancelled. Exiting.</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> <span class="n">this_transaction_id</span><span class="p">);</span>
|
||||
<span class="k">else</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"The callback got a callback_type of %d. Exiting."</span><span class="p">,</span> <span class="n">this_callback_type</span><span class="p">);</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"The callback got a callback_type of %d. Exiting.</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> <span class="n">this_callback_type</span><span class="p">);</span>
|
||||
<span class="n">getdns_dict_destroy</span><span class="p">(</span><span class="n">this_response</span><span class="p">);</span>
|
||||
<span class="p">}</span>
|
||||
|
||||
<span class="kt">int</span> <span class="nf">main</span><span class="p">()</span>
|
||||
|
|
@ -1593,7 +1611,7 @@ their TTLs.</p>
|
|||
<span class="kt">getdns_return_t</span> <span class="n">context_create_return</span> <span class="o">=</span> <span class="n">getdns_context_create</span><span class="p">(</span><span class="o">&</span><span class="n">this_context</span><span class="p">,</span> <span class="mi">1</span><span class="p">);</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="n">context_create_return</span> <span class="o">!=</span> <span class="n">GETDNS_RETURN_GOOD</span><span class="p">)</span>
|
||||
<span class="p">{</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"Trying to create the context failed: %d"</span><span class="p">,</span> <span class="n">context_create_return</span><span class="p">);</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"Trying to create the context failed: %d</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> <span class="n">context_create_return</span><span class="p">);</span>
|
||||
<span class="k">return</span><span class="p">(</span><span class="n">GETDNS_RETURN_GENERIC_ERROR</span><span class="p">);</span>
|
||||
<span class="p">}</span>
|
||||
<span class="cm">/* Create an event base and put it in the context using the unknown function name */</span>
|
||||
|
|
@ -1601,7 +1619,8 @@ their TTLs.</p>
|
|||
<span class="n">this_event_base</span> <span class="o">=</span> <span class="n">event_base_new</span><span class="p">();</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="n">this_event_base</span> <span class="o">==</span> <span class="nb">NULL</span><span class="p">)</span>
|
||||
<span class="p">{</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"Trying to create the event base failed."</span><span class="p">);</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"Trying to create the event base failed.</span><span class="se">\n</span><span class="s">"</span><span class="p">);</span>
|
||||
<span class="n">getdns_context_destroy</span><span class="p">(</span><span class="n">this_context</span><span class="p">);</span>
|
||||
<span class="k">return</span><span class="p">(</span><span class="n">GETDNS_RETURN_GENERIC_ERROR</span><span class="p">);</span>
|
||||
<span class="p">}</span>
|
||||
<span class="p">(</span><span class="kt">void</span><span class="p">)</span><span class="n">getdns_extension_set_libevent_base</span><span class="p">(</span><span class="n">this_context</span><span class="p">,</span> <span class="n">this_event_base</span><span class="p">);</span>
|
||||
|
|
@ -1615,7 +1634,9 @@ their TTLs.</p>
|
|||
<span class="nb">NULL</span><span class="p">,</span> <span class="n">this_userarg</span><span class="p">,</span> <span class="o">&</span><span class="n">this_transaction_id</span><span class="p">,</span> <span class="n">this_callbackfn</span><span class="p">);</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="n">dns_request_return</span> <span class="o">==</span> <span class="n">GETDNS_RETURN_BAD_DOMAIN_NAME</span><span class="p">)</span>
|
||||
<span class="p">{</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"A bad domain name was used: %s. Exiting."</span><span class="p">,</span> <span class="n">this_name</span><span class="p">);</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"A bad domain name was used: %s. Exiting.</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> <span class="n">this_name</span><span class="p">);</span>
|
||||
<span class="n">event_base_free</span><span class="p">(</span><span class="n">this_event_base</span><span class="p">);</span>
|
||||
<span class="n">getdns_context_destroy</span><span class="p">(</span><span class="n">this_context</span><span class="p">);</span>
|
||||
<span class="k">return</span><span class="p">(</span><span class="n">GETDNS_RETURN_GENERIC_ERROR</span><span class="p">);</span>
|
||||
<span class="p">}</span>
|
||||
<span class="k">else</span>
|
||||
|
|
@ -1626,6 +1647,7 @@ their TTLs.</p>
|
|||
<span class="c1">// TODO: check the return value above</span>
|
||||
<span class="p">}</span>
|
||||
<span class="cm">/* Clean up */</span>
|
||||
<span class="n">event_base_free</span><span class="p">(</span><span class="n">this_event_base</span><span class="p">);</span>
|
||||
<span class="n">getdns_context_destroy</span><span class="p">(</span><span class="n">this_context</span><span class="p">);</span>
|
||||
<span class="cm">/* Assuming we get here, leave gracefully */</span>
|
||||
<span class="n">exit</span><span class="p">(</span><span class="n">EXIT_SUCCESS</span><span class="p">);</span>
|
||||
|
|
@ -1686,7 +1708,7 @@ as it is for the synchronous example, it is just done in <code>main()</code>.</p
|
|||
<span class="kt">getdns_return_t</span> <span class="n">context_create_return</span> <span class="o">=</span> <span class="n">getdns_context_create</span><span class="p">(</span><span class="o">&</span><span class="n">this_context</span><span class="p">,</span> <span class="mi">1</span><span class="p">);</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="n">context_create_return</span> <span class="o">!=</span> <span class="n">GETDNS_RETURN_GOOD</span><span class="p">)</span>
|
||||
<span class="p">{</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"Trying to create the context failed: %d"</span><span class="p">,</span> <span class="n">context_create_return</span><span class="p">);</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"Trying to create the context failed: %d</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> <span class="n">context_create_return</span><span class="p">);</span>
|
||||
<span class="k">return</span><span class="p">(</span><span class="n">GETDNS_RETURN_GENERIC_ERROR</span><span class="p">);</span>
|
||||
<span class="p">}</span>
|
||||
<span class="cm">/* Set up the getdns_sync_request call */</span>
|
||||
|
|
@ -1697,7 +1719,9 @@ as it is for the synchronous example, it is just done in <code>main()</code>.</p
|
|||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_set_int</span><span class="p">(</span><span class="n">this_extensions</span><span class="p">,</span> <span class="s">"return_both_v4_and_v6"</span><span class="p">,</span> <span class="n">GETDNS_EXTENSION_TRUE</span><span class="p">);</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="n">this_ret</span> <span class="o">!=</span> <span class="n">GETDNS_RETURN_GOOD</span><span class="p">)</span>
|
||||
<span class="p">{</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"Trying to set an extension do both IPv4 and IPv6 failed: %d"</span><span class="p">,</span> <span class="n">this_ret</span><span class="p">);</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"Trying to set an extension do both IPv4 and IPv6 failed: %d</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> <span class="n">this_ret</span><span class="p">);</span>
|
||||
<span class="n">getdns_dict_destroy</span><span class="p">(</span><span class="n">this_extensions</span><span class="p">);</span>
|
||||
<span class="n">getdns_context_destroy</span><span class="p">(</span><span class="n">this_context</span><span class="p">);</span>
|
||||
<span class="k">return</span><span class="p">(</span><span class="n">GETDNS_RETURN_GENERIC_ERROR</span><span class="p">);</span>
|
||||
<span class="p">}</span>
|
||||
<span class="k">struct</span> <span class="n">getdns_dict</span> <span class="o">*</span> <span class="n">this_response</span> <span class="o">=</span> <span class="nb">NULL</span><span class="p">;</span>
|
||||
|
|
@ -1707,37 +1731,46 @@ as it is for the synchronous example, it is just done in <code>main()</code>.</p
|
|||
<span class="n">this_extensions</span><span class="p">,</span> <span class="o">&</span><span class="n">this_response</span><span class="p">);</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="n">dns_request_return</span> <span class="o">==</span> <span class="n">GETDNS_RETURN_BAD_DOMAIN_NAME</span><span class="p">)</span>
|
||||
<span class="p">{</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"A bad domain name was used: %s. Exiting."</span><span class="p">,</span> <span class="n">this_name</span><span class="p">);</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"A bad domain name was used: %s. Exiting.</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> <span class="n">this_name</span><span class="p">);</span>
|
||||
<span class="n">getdns_dict_destroy</span><span class="p">(</span><span class="n">this_response</span><span class="p">);</span>
|
||||
<span class="n">getdns_dict_destroy</span><span class="p">(</span><span class="n">this_extensions</span><span class="p">);</span>
|
||||
<span class="n">getdns_context_destroy</span><span class="p">(</span><span class="n">this_context</span><span class="p">);</span>
|
||||
<span class="k">return</span><span class="p">(</span><span class="n">GETDNS_RETURN_GENERIC_ERROR</span><span class="p">);</span>
|
||||
<span class="p">}</span>
|
||||
<span class="k">else</span>
|
||||
<span class="p">{</span>
|
||||
<span class="cm">/* Be sure the search returned something */</span>
|
||||
<span class="kt">uint32_t</span> <span class="o">*</span> <span class="n">this_error</span> <span class="o">=</span> <span class="nb">NULL</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_get_int</span><span class="p">(</span><span class="n">this_response</span><span class="p">,</span> <span class="s">"status"</span><span class="p">,</span> <span class="n">this_error</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="o">*</span><span class="n">this_error</span> <span class="o">!=</span> <span class="n">GETDNS_RESPSTATUS_GOOD</span><span class="p">)</span> <span class="c1">// If the search didn't return "good"</span>
|
||||
<span class="kt">uint32_t</span> <span class="n">this_error</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_get_int</span><span class="p">(</span><span class="n">this_response</span><span class="p">,</span> <span class="s">"status"</span><span class="p">,</span> <span class="o">&</span><span class="n">this_error</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="k">if</span> <span class="p">(</span><span class="n">this_error</span> <span class="o">!=</span> <span class="n">GETDNS_RESPSTATUS_GOOD</span><span class="p">)</span> <span class="c1">// If the search didn't return "good"</span>
|
||||
<span class="p">{</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"The search had no results, and a return value of %d. Exiting."</span><span class="p">,</span> <span class="o">*</span><span class="n">this_error</span><span class="p">);</span>
|
||||
<span class="n">fprintf</span><span class="p">(</span><span class="n">stderr</span><span class="p">,</span> <span class="s">"The search had no results, and a return value of %d. Exiting.</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> <span class="n">this_error</span><span class="p">);</span>
|
||||
<span class="n">getdns_dict_destroy</span><span class="p">(</span><span class="n">this_response</span><span class="p">);</span>
|
||||
<span class="n">getdns_dict_destroy</span><span class="p">(</span><span class="n">this_extensions</span><span class="p">);</span>
|
||||
<span class="n">getdns_context_destroy</span><span class="p">(</span><span class="n">this_context</span><span class="p">);</span>
|
||||
<span class="k">return</span><span class="p">(</span><span class="n">GETDNS_RETURN_GENERIC_ERROR</span><span class="p">);</span>
|
||||
<span class="p">}</span>
|
||||
<span class="k">struct</span> <span class="n">getdns_list</span> <span class="o">*</span> <span class="n">just_the_addresses_ptr</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_get_list</span><span class="p">(</span><span class="n">this_response</span><span class="p">,</span> <span class="s">"just_address_answers"</span><span class="p">,</span> <span class="o">&</span><span class="n">just_the_addresses_ptr</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="kt">size_t</span> <span class="o">*</span> <span class="n">num_addresses_ptr</span> <span class="o">=</span> <span class="nb">NULL</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_list_get_length</span><span class="p">(</span><span class="n">just_the_addresses_ptr</span><span class="p">,</span> <span class="n">num_addresses_ptr</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="kt">size_t</span> <span class="n">num_addresses</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_list_get_length</span><span class="p">(</span><span class="n">just_the_addresses_ptr</span><span class="p">,</span> <span class="o">&</span><span class="n">num_addresses</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="cm">/* Go through each record */</span>
|
||||
<span class="k">for</span> <span class="p">(</span> <span class="kt">size_t</span> <span class="n">rec_count</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span> <span class="n">rec_count</span> <span class="o"><=</span> <span class="o">*</span><span class="n">num_addresses_ptr</span><span class="p">;</span> <span class="o">++</span><span class="n">rec_count</span> <span class="p">)</span>
|
||||
<span class="k">for</span> <span class="p">(</span> <span class="kt">size_t</span> <span class="n">rec_count</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span> <span class="n">rec_count</span> <span class="o"><</span> <span class="n">num_addresses</span><span class="p">;</span> <span class="o">++</span><span class="n">rec_count</span> <span class="p">)</span>
|
||||
<span class="p">{</span>
|
||||
<span class="k">struct</span> <span class="n">getdns_dict</span> <span class="o">*</span> <span class="n">this_address</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_list_get_dict</span><span class="p">(</span><span class="n">just_the_addresses_ptr</span><span class="p">,</span> <span class="n">rec_count</span><span class="p">,</span> <span class="o">&</span><span class="n">this_address</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="cm">/* Just print the address */</span>
|
||||
<span class="k">struct</span> <span class="n">getdns_bindata</span> <span class="o">*</span> <span class="n">this_address_data</span><span class="p">;</span>
|
||||
<span class="n">this_ret</span> <span class="o">=</span> <span class="n">getdns_dict_get_bindata</span><span class="p">(</span><span class="n">this_address</span><span class="p">,</span> <span class="s">"address_data"</span><span class="p">,</span> <span class="o">&</span><span class="n">this_address_data</span><span class="p">);</span> <span class="c1">// Ignore any error</span>
|
||||
<span class="n">printf</span><span class="p">(</span><span class="s">"The address is %s"</span><span class="p">,</span> <span class="n">getdns_display_ip_address</span><span class="p">(</span><span class="n">this_address_data</span><span class="p">));</span>
|
||||
<span class="kt">char</span> <span class="o">*</span><span class="n">this_address_str</span> <span class="o">=</span> <span class="n">getdns_display_ip_address</span><span class="p">(</span><span class="n">this_address_data</span><span class="p">);</span>
|
||||
<span class="n">printf</span><span class="p">(</span><span class="s">"The address is %s</span><span class="se">\n</span><span class="s">"</span><span class="p">,</span> <span class="n">this_address_str</span><span class="p">);</span>
|
||||
<span class="n">free</span><span class="p">(</span><span class="n">this_address_str</span><span class="p">);</span>
|
||||
<span class="p">}</span>
|
||||
<span class="p">}</span>
|
||||
<span class="cm">/* Clean up */</span>
|
||||
<span class="n">getdns_context_destroy</span><span class="p">(</span><span class="n">this_context</span><span class="p">);</span>
|
||||
<span class="n">getdns_dict_destroy</span><span class="p">(</span><span class="n">this_response</span><span class="p">);</span>
|
||||
<span class="n">getdns_dict_destroy</span><span class="p">(</span><span class="n">this_extensions</span><span class="p">);</span>
|
||||
<span class="n">getdns_context_destroy</span><span class="p">(</span><span class="n">this_context</span><span class="p">);</span>
|
||||
<span class="cm">/* Assuming we get here, leave gracefully */</span>
|
||||
<span class="n">exit</span><span class="p">(</span><span class="n">EXIT_SUCCESS</span><span class="p">);</span>
|
||||
<span class="p">}</span>
|
||||
|
|
@ -2120,7 +2153,7 @@ getdns_context_set_extended_memory_functions(
|
|||
void (*free)(void *userarg, void *ptr)
|
||||
);</div>
|
||||
<p class=cont>The given extended memory management functions will be used for creating the response dicts.
|
||||
The value of <code>userarg</code> argument will be passed to the custom <code>malloc<code>, <code>realloc</code>, and <code>free</code>.
|
||||
The value of <code>userarg</code> argument will be passed to the custom <code>malloc</code>, <code>realloc</code>, and <code>free</code>.
|
||||
The response dicts inherit the custom memory management functions and the value for <code>userarg</code> from the context and will deallocate themselves (and their members) with the custom deallocator.</p>
|
||||
|
||||
<h2>8.10 <a id="ContextCodes">Context Codes</a></h2>
|
||||
|
|
@ -2165,7 +2198,7 @@ The response dicts inherit the custom memory management functions and the value
|
|||
|
||||
<h1>9. The Generated Files</h1>
|
||||
|
||||
<p>There is <a href="getdns-0.370.tgz">a tarball</a> that includes the .h files,
|
||||
<p>There is <a href="getdns-0.371.tgz">a tarball</a> that includes the .h files,
|
||||
the examples, and so on. The examples all make, even though there is no API implementation, based
|
||||
on a pseudo-implementation in the tarball; see make-examples-PLATFORM.sh. Note that this currently builds fine
|
||||
on the Macintosh and Ubuntu; help is definitely appreciated on making the build process
|
||||
|
|
|
|||
File diff suppressed because it is too large
Load Diff
Loading…
Reference in New Issue