SysTutorials Posts

NAME ldns_rr2wire, ldns_pkt2wire, ldns_rdf2wire SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> ldns_status ldns_rr2wire(uint8_t **dest, const ldns_rr *rr, int, size_t *size); ldns_status ldns_pkt2wire(uint8_t **dest, const ldns_pkt *p, size_t *size); ldns_status ldns_rdf2wire(uint8_t **dest, const ldns_rdf *rdf, size_t *size); DESCRIPTION ldns_rr2wire() Allocates an array of uint8_t at dest, and puts the wireformat of the given rr in that…

NAME ldns_rr2str, ldns_pkt2str, ldns_rdf2str, ldns_rr_list2str, ldns_key2str SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> char* ldns_rr2str(const ldns_rr *rr); char* ldns_pkt2str(const ldns_pkt *pkt); char* ldns_rdf2str(const ldns_rdf *rdf); char* ldns_rr_list2str(const ldns_rr_list *rr_list); char* ldns_key2str(const ldns_key *k); DESCRIPTION ldns_rr2str() Converts the data in the resource record to presentation format and returns that as a char *. Remember to free…

NAME ldns_rr2canonical SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> void ldns_rr2canonical(ldns_rr *rr); DESCRIPTION ldns_rr2canonical() converts each dname in a rr to its canonical form. .br rr: the rr to work on .br Returns void AUTHOR The ldns team at NLnet Labs. Which consists out of Jelte Jansen and Miek Gieben. REPORTING BUGS Please report bugs…

NAME ldns_pkt2buffer_str, ldns_pktheader2buffer_str, ldns_rr2buffer_str, ldns_rr_list2buffer_str, ldns_rdf2buffer_str, ldns_key2buffer_str, ldns_pkt2buffer_wire, ldns_rr2buffer_wire, ldns_rdf2buffer_wire, ldns_rrsig2buffer_wire, ldns_rr_rdata2buffer_wire SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> ldns_status ldns_pkt2buffer_str(ldns_buffer *output, const ldns_pkt *pkt); ldns_status ldns_pktheader2buffer_str(ldns_buffer *output, const ldns_pkt *pkt); ldns_status ldns_rr2buffer_str(ldns_buffer *output, const ldns_rr *rr); ldns_status ldns_rr_list2buffer_str(ldns_buffer *output, const ldns_rr_list *list); ldns_status ldns_rdf2buffer_str(ldns_buffer *output, const ldns_rdf *rdf); ldns_status ldns_key2buffer_str(ldns_buffer *output, const ldns_key *k);…

NAME ldns_pkt2buffer_str, ldns_pktheader2buffer_str, ldns_rr2buffer_str, ldns_rr_list2buffer_str, ldns_rdf2buffer_str, ldns_key2buffer_str, ldns_pkt2buffer_wire, ldns_rr2buffer_wire, ldns_rdf2buffer_wire, ldns_rrsig2buffer_wire, ldns_rr_rdata2buffer_wire SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> ldns_status ldns_pkt2buffer_str(ldns_buffer *output, const ldns_pkt *pkt); ldns_status ldns_pktheader2buffer_str(ldns_buffer *output, const ldns_pkt *pkt); ldns_status ldns_rr2buffer_str(ldns_buffer *output, const ldns_rr *rr); ldns_status ldns_rr_list2buffer_str(ldns_buffer *output, const ldns_rr_list *list); ldns_status ldns_rdf2buffer_str(ldns_buffer *output, const ldns_rdf *rdf); ldns_status ldns_key2buffer_str(ldns_buffer *output, const ldns_key *k);…

NAME ldns_rr, ldns_rr_class, ldns_rr_type, ldns_rr_compress, ldns_rr_list SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> DESCRIPTION ldns_rr Resource Record This is the basic DNS element that contains actual data From RFC1035: <pre> 3.2.1. Format All RRs have the same top level format shown below:                               1  1  1  1  1  1 0  1  2  3  4  5  6  7  8  9  0  1  2  3  4  5  +–+–+–+–+–+–+–+–+–+–+–+–+–+–+–+–+  |                                               |  /                                               /  /                      NAME                     /  |                                               |  +–+–+–+–+–+–+–+–+–+–+–+–+–+–+–+–+  |                      TYPE                     |  +–+–+–+–+–+–+–+–+–+–+–+–+–+–+–+–+  |                     CLASS                     |  +–+–+–+–+–+–+–+–+–+–+–+–+–+–+–+–+  |                      TTL                      |…

NAME ldns_rr_print, ldns_rdf_print, ldns_pkt_print, ldns_rr_list_print, ldns_resolver_print, ldns_zone_print SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> void ldns_rr_print(FILE *output, const ldns_rr *rr); void ldns_rdf_print(FILE *output, const ldns_rdf *rdf); void ldns_pkt_print(FILE *output, const ldns_pkt *pkt); void ldns_rr_list_print(FILE *output, const ldns_rr_list *list); void ldns_resolver_print(FILE *output, const ldns_resolver *r); void ldns_zone_print(FILE *output, const ldns_zone *z); DESCRIPTION ldns_rr_print() Prints the data…

NAME ldns_rdf, ldns_rdf_type SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> DESCRIPTION ldns_rdf Resource record data field. The data is a network ordered array of bytes, which size is specified by the (16-bit) size field. To correctly parse it, use the type specified in the (16-bit) type field with a value from \ref ldns_rdf_type. struct ldns_struct_rdf…

NAME ldns_rdf_size, ldns_rdf_get_type, ldns_rdf_data, ldns_rdf_compare SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> size_t ldns_rdf_size(const ldns_rdf *rd); ldns_rdf_type ldns_rdf_get_type(const ldns_rdf *rd); uint8_t* ldns_rdf_data(const ldns_rdf *rd); int ldns_rdf_compare(const ldns_rdf *rd1, const ldns_rdf *rd2); DESCRIPTION ldns_rdf_size() returns the size of the rdf. .br *rd: the rdf to read from .br Returns uint16_t with the size ldns_rdf_get_type() returns the…

NAME ldns_rdf_set_size, ldns_rdf_set_type, ldns_rdf_set_data SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> void ldns_rdf_set_size(ldns_rdf *rd, size_t size); void ldns_rdf_set_type(ldns_rdf *rd, ldns_rdf_type type); void ldns_rdf_set_data(ldns_rdf *rd, void *data); DESCRIPTION ldns_rdf_set_size() sets the size of the rdf. .br *rd: the rdf to operate on .br size: the new size .br Returns void ldns_rdf_set_type() sets the size of the…

NAME ldns_rdf_set_size, ldns_rdf_set_type, ldns_rdf_set_data SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> void ldns_rdf_set_size(ldns_rdf *rd, size_t size); void ldns_rdf_set_type(ldns_rdf *rd, ldns_rdf_type type); void ldns_rdf_set_data(ldns_rdf *rd, void *data); DESCRIPTION ldns_rdf_set_size() sets the size of the rdf. .br *rd: the rdf to operate on .br size: the new size .br Returns void ldns_rdf_set_type() sets the size of the…

NAME ldns_rdf_set_size, ldns_rdf_set_type, ldns_rdf_set_data SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> void ldns_rdf_set_size(ldns_rdf *rd, size_t size); void ldns_rdf_set_type(ldns_rdf *rd, ldns_rdf_type type); void ldns_rdf_set_data(ldns_rdf *rd, void *data); DESCRIPTION ldns_rdf_set_size() sets the size of the rdf. .br *rd: the rdf to operate on .br size: the new size .br Returns void ldns_rdf_set_type() sets the size of the…

NAME ldns_rdf_new, ldns_rdf_clone, ldns_rdf_new_frm_data, ldns_rdf_new_frm_str, ldns_rdf_new_frm_fp, ldns_rdf_free, ldns_rdf_deep_free, ldns_rdf_print SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> ldns_rdf* ldns_rdf_new(ldns_rdf_type type, size_t size, void *data); ldns_rdf* ldns_rdf_clone(const ldns_rdf *rd); ldns_rdf* ldns_rdf_new_frm_data(ldns_rdf_type type, size_t size, const void *data); ldns_rdf* ldns_rdf_new_frm_str(ldns_rdf_type type, const char *str); ldns_status ldns_rdf_new_frm_fp(ldns_rdf **r, ldns_rdf_type type, FILE *fp); void ldns_rdf_free(ldns_rdf *rd); void ldns_rdf_deep_free(ldns_rdf *rd); void…

NAME ldns_rdf_new, ldns_rdf_clone, ldns_rdf_new_frm_data, ldns_rdf_new_frm_str, ldns_rdf_new_frm_fp, ldns_rdf_free, ldns_rdf_deep_free, ldns_rdf_print SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> ldns_rdf* ldns_rdf_new(ldns_rdf_type type, size_t size, void *data); ldns_rdf* ldns_rdf_clone(const ldns_rdf *rd); ldns_rdf* ldns_rdf_new_frm_data(ldns_rdf_type type, size_t size, const void *data); ldns_rdf* ldns_rdf_new_frm_str(ldns_rdf_type type, const char *str); ldns_status ldns_rdf_new_frm_fp(ldns_rdf **r, ldns_rdf_type type, FILE *fp); void ldns_rdf_free(ldns_rdf *rd); void ldns_rdf_deep_free(ldns_rdf *rd); void…

NAME ldns_rdf_new, ldns_rdf_clone, ldns_rdf_new_frm_data, ldns_rdf_new_frm_str, ldns_rdf_new_frm_fp, ldns_rdf_free, ldns_rdf_deep_free, ldns_rdf_print SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> ldns_rdf* ldns_rdf_new(ldns_rdf_type type, size_t size, void *data); ldns_rdf* ldns_rdf_clone(const ldns_rdf *rd); ldns_rdf* ldns_rdf_new_frm_data(ldns_rdf_type type, size_t size, const void *data); ldns_rdf* ldns_rdf_new_frm_str(ldns_rdf_type type, const char *str); ldns_status ldns_rdf_new_frm_fp(ldns_rdf **r, ldns_rdf_type type, FILE *fp); void ldns_rdf_free(ldns_rdf *rd); void ldns_rdf_deep_free(ldns_rdf *rd); void…

NAME ldns_rdf_new, ldns_rdf_clone, ldns_rdf_new_frm_data, ldns_rdf_new_frm_str, ldns_rdf_new_frm_fp, ldns_rdf_free, ldns_rdf_deep_free, ldns_rdf_print SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> ldns_rdf* ldns_rdf_new(ldns_rdf_type type, size_t size, void *data); ldns_rdf* ldns_rdf_clone(const ldns_rdf *rd); ldns_rdf* ldns_rdf_new_frm_data(ldns_rdf_type type, size_t size, const void *data); ldns_rdf* ldns_rdf_new_frm_str(ldns_rdf_type type, const char *str); ldns_status ldns_rdf_new_frm_fp(ldns_rdf **r, ldns_rdf_type type, FILE *fp); void ldns_rdf_free(ldns_rdf *rd); void ldns_rdf_deep_free(ldns_rdf *rd); void…

NAME ldns_rdf_new, ldns_rdf_clone, ldns_rdf_new_frm_data, ldns_rdf_new_frm_str, ldns_rdf_new_frm_fp, ldns_rdf_free, ldns_rdf_deep_free, ldns_rdf_print SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> ldns_rdf* ldns_rdf_new(ldns_rdf_type type, size_t size, void *data); ldns_rdf* ldns_rdf_clone(const ldns_rdf *rd); ldns_rdf* ldns_rdf_new_frm_data(ldns_rdf_type type, size_t size, const void *data); ldns_rdf* ldns_rdf_new_frm_str(ldns_rdf_type type, const char *str); ldns_status ldns_rdf_new_frm_fp(ldns_rdf **r, ldns_rdf_type type, FILE *fp); void ldns_rdf_free(ldns_rdf *rd); void ldns_rdf_deep_free(ldns_rdf *rd); void…

NAME ldns_rdf_size, ldns_rdf_get_type, ldns_rdf_data, ldns_rdf_compare SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> size_t ldns_rdf_size(const ldns_rdf *rd); ldns_rdf_type ldns_rdf_get_type(const ldns_rdf *rd); uint8_t* ldns_rdf_data(const ldns_rdf *rd); int ldns_rdf_compare(const ldns_rdf *rd1, const ldns_rdf *rd2); DESCRIPTION ldns_rdf_size() returns the size of the rdf. .br *rd: the rdf to read from .br Returns uint16_t with the size ldns_rdf_get_type() returns the…

NAME ldns_rdf_new, ldns_rdf_clone, ldns_rdf_new_frm_data, ldns_rdf_new_frm_str, ldns_rdf_new_frm_fp, ldns_rdf_free, ldns_rdf_deep_free, ldns_rdf_print SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> ldns_rdf* ldns_rdf_new(ldns_rdf_type type, size_t size, void *data); ldns_rdf* ldns_rdf_clone(const ldns_rdf *rd); ldns_rdf* ldns_rdf_new_frm_data(ldns_rdf_type type, size_t size, const void *data); ldns_rdf* ldns_rdf_new_frm_str(ldns_rdf_type type, const char *str); ldns_status ldns_rdf_new_frm_fp(ldns_rdf **r, ldns_rdf_type type, FILE *fp); void ldns_rdf_free(ldns_rdf *rd); void ldns_rdf_deep_free(ldns_rdf *rd); void…

NAME ldns_rdf_new, ldns_rdf_clone, ldns_rdf_new_frm_data, ldns_rdf_new_frm_str, ldns_rdf_new_frm_fp, ldns_rdf_free, ldns_rdf_deep_free, ldns_rdf_print SYNOPSIS #include <stdint.h> #include <stdbool.h> #include <ldns/ldns.h> ldns_rdf* ldns_rdf_new(ldns_rdf_type type, size_t size, void *data); ldns_rdf* ldns_rdf_clone(const ldns_rdf *rd); ldns_rdf* ldns_rdf_new_frm_data(ldns_rdf_type type, size_t size, const void *data); ldns_rdf* ldns_rdf_new_frm_str(ldns_rdf_type type, const char *str); ldns_status ldns_rdf_new_frm_fp(ldns_rdf **r, ldns_rdf_type type, FILE *fp); void ldns_rdf_free(ldns_rdf *rd); void ldns_rdf_deep_free(ldns_rdf *rd); void…