hammer/examples/dns.h
2013-01-17 21:58:17 +01:00

121 lines
2.1 KiB
C

#include "../src/hammer.h"
enum DNSTokenType_ {
TT_dns_message_t = TT_USER,
TT_dns_header_t,
TT_dns_label_t,
TT_dns_qname_t,
TT_dns_question_t,
TT_dns_rr_t,
TT_dns_rr_txt_t,
TT_dns_rr_hinfo_t,
TT_dns_rr_minfo_t,
TT_dns_rr_mx_t,
TT_dns_rr_soa_t,
TT_dns_rr_wks_t,
TT_dns_rr_null_t,
TT_dns_domain_t,
TT_dns_cstr_t
};
typedef char *dns_domain_t;
typedef uint8_t *dns_cstr_t;
typedef struct dns_header {
uint16_t id;
bool qr, aa, tc, rd, ra;
char opcode, rcode;
size_t question_count;
size_t answer_count;
size_t authority_count;
size_t additional_count;
} dns_header_t;
typedef struct dns_label {
size_t len;
uint8_t *label;
} dns_label_t;
typedef struct dns_qname {
size_t qlen;
dns_label_t *labels;
} dns_qname_t;
typedef struct dns_question {
dns_qname_t qname;
uint16_t qtype;
uint16_t qclass;
} dns_question_t;
typedef struct {
dns_cstr_t cpu;
dns_cstr_t os;
} dns_rr_hinfo_t;
typedef struct {
char* rmailbx;
char* emailbx;
} dns_rr_minfo_t;
typedef struct {
uint16_t preference;
char* exchange;
} dns_rr_mx_t;
typedef struct {
char* mname;
char* rname;
uint32_t serial;
uint32_t refresh;
uint32_t retry;
uint32_t expire;
uint32_t minimum;
} dns_rr_soa_t;
typedef struct {
size_t count;
uint8_t** txt_data;
} dns_rr_txt_t;
typedef struct {
uint32_t address;
uint8_t protocol;
size_t len;
uint8_t* bit_map;
} dns_rr_wks_t;
typedef uint8_t *dns_rr_null_t;
typedef struct dns_rr {
char* name;
uint16_t type;
uint16_t class;
uint32_t ttl; // cmos is also acceptable.
uint16_t rdlength;
union {
uint32_t a;
char* ns;
char* md;
char* mf;
char* cname;
dns_rr_soa_t soa;
char* mb;
char* mg;
char* mr;
dns_rr_null_t null;
dns_rr_wks_t wks;
char* ptr;
dns_rr_hinfo_t hinfo;
dns_rr_minfo_t minfo;
dns_rr_mx_t mx;
dns_rr_txt_t txt;
};
} dns_rr_t;
typedef struct dns_message {
dns_header_t header;
dns_question_t *questions;
dns_rr_t *answers;
dns_rr_t *authority;
dns_rr_t *additional;
} dns_message_t;