-flxDnsPacket* flx_dns_packet_new(void);
+
+#define FLX_DNS_PACKET_DATA(p) (((guint8*) p) + sizeof(flxDnsPacket))
+
+flxDnsPacket* flx_dns_packet_new(guint size);
+flxDnsPacket* flx_dns_packet_new_query(guint size);
+flxDnsPacket* flx_dns_packet_new_response(guint size);
+
void flx_dns_packet_free(flxDnsPacket *p);
void flx_dns_packet_set_field(flxDnsPacket *p, guint index, guint16 v);
guint16 flx_dns_packet_get_field(flxDnsPacket *p, guint index);
void flx_dns_packet_free(flxDnsPacket *p);
void flx_dns_packet_set_field(flxDnsPacket *p, guint index, guint16 v);
guint16 flx_dns_packet_get_field(flxDnsPacket *p, guint index);
guint8 *flx_dns_packet_append_name(flxDnsPacket *p, const gchar *name);
guint8 *flx_dns_packet_append_name_compressed(flxDnsPacket *p, const gchar *name, guint8 *prev);
guint8 *flx_dns_packet_append_name(flxDnsPacket *p, const gchar *name);
guint8 *flx_dns_packet_append_name_compressed(flxDnsPacket *p, const gchar *name, guint8 *prev);
-guint8 *flx_dns_packet_extend(flxDnsPacket *p, guint l);
+guint8 *flx_dns_packet_append_bytes(flxDnsPacket *p, gconstpointer, guint l);
+guint8* flx_dns_packet_append_key(flxDnsPacket *p, flxKey *k);
+guint8* flx_dns_packet_append_record(flxDnsPacket *p, flxRecord *r, gboolean cache_flush);
+
gint flx_dns_packet_consume_uint16(flxDnsPacket *p, guint16 *ret_v);
gint flx_dns_packet_consume_uint32(flxDnsPacket *p, guint32 *ret_v);
gint flx_dns_packet_consume_uint16(flxDnsPacket *p, guint16 *ret_v);
gint flx_dns_packet_consume_uint32(flxDnsPacket *p, guint32 *ret_v);
flxKey* flx_dns_packet_consume_key(flxDnsPacket *p);
flxRecord* flx_dns_packet_consume_record(flxDnsPacket *p, gboolean *ret_cache_flush);
flxKey* flx_dns_packet_consume_key(flxDnsPacket *p);
flxRecord* flx_dns_packet_consume_record(flxDnsPacket *p, gboolean *ret_cache_flush);
-guint8* flx_dns_packet_append_key(flxDnsPacket *p, flxKey *k);
-guint8* flx_dns_packet_append_record(flxDnsPacket *p, flxRecord *r, gboolean cache_flush);
+gconstpointer flx_dns_packet_get_rptr(flxDnsPacket *p);
#define DNS_FLAG_QR (1 << 15)
#define DNS_FLAG_OPCODE (15 << 11)
#define DNS_FLAG_RCODE (15)
#define DNS_FLAG_QR (1 << 15)
#define DNS_FLAG_OPCODE (15 << 11)
#define DNS_FLAG_RCODE (15)
#define DNS_FLAGS(qr, opcode, aa, tc, rd, ra, z, ad, cd, rcode) \
(((guint16) !!qr << 15) | \
#define DNS_FLAGS(qr, opcode, aa, tc, rd, ra, z, ad, cd, rcode) \
(((guint16) !!qr << 15) | \