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#pragma once
#include "buffer.h"
#include <string.h>
#include <stdbool.h>
typedef enum {
UNKOWN,
A, // 1
NS, // 2
CNAME, // 5
SOA, // 6
PTR, // 12
MX, // 15
TXT, // 16
AAAA, // 28
SRV, // 33
CAA // 257
} RecordType;
uint16_t record_to_id(RecordType type);
void record_from_id(uint16_t i, RecordType* type);
typedef struct {
uint8_t addr[4];
} ARecord;
typedef struct {
uint8_t* host;
} NSRecord;
typedef struct {
uint8_t* host;
} CNAMERecord;
typedef struct {
uint8_t* mname;
uint8_t* nname;
uint32_t serial;
uint32_t refresh;
uint32_t retry;
uint32_t expire;
uint32_t minimum;
} SOARecord;
typedef struct {
uint8_t* pointer;
} PTRRecord;
typedef struct {
uint16_t priority;
uint8_t* host;
} MXRecord;
typedef struct TXTRecord {
uint8_t** text;
uint8_t len;
} TXTRecord;
typedef struct {
uint8_t addr[16];
} AAAARecord;
typedef struct {
uint16_t priority;
uint16_t weight;
uint16_t port;
uint8_t* target;
} SRVRecord;
typedef struct {
uint8_t flags;
uint8_t length;
uint8_t* tag;
uint8_t* value;
} CAARecord;
typedef struct {
char* command;
} CMDRecord;
typedef struct {
uint32_t ttl;
uint16_t cls;
uint16_t len;
uint8_t* domain;
RecordType type;
union data {
ARecord a;
NSRecord ns;
CNAMERecord cname;
SOARecord soa;
PTRRecord ptr;
MXRecord mx;
TXTRecord txt;
AAAARecord aaaa;
SRVRecord srv;
CAARecord caa;
CMDRecord cmd;
} data;
} Record;
bool read_record(PacketBuffer* buffer, Record* record);
void write_record(PacketBuffer* buffer, Record* record);
void free_record(Record* record);
void print_record(Record* record);
bool str_to_qtype(const char* str, RecordType* type);
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