63 lines
1.7 KiB
C
63 lines
1.7 KiB
C
#ifndef __PACKET_H__
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#define __PACKET_H__
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#include "glist.h"
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#include "header.h"
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#include "rr.h"
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typedef struct {
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unsigned char name[256];
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uint16_t offset;
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} PacketLabel;
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typedef struct {
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unsigned char rdata[8192];
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int rdlength;
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int rdread;
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DNSHeader header;
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GList *questions;
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GList *answers;
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GList *authority;
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GList *additional;
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GList *labels;
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int answer_socket_type;
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/* Las respuestas tienen:
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answer_from
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answer_socket_type
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*/
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} DNSPacket;
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DNSPacket *dns_packet_create_request (const char *name, int type, int klass);
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DNSPacket *dns_packet_create_response (int type, unsigned char *data, int size_data);
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DNSPacket *dns_packet_clone_simple (DNSPacket *packet);
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void dns_packet_compress_name (DNSPacket *packet, char *name);
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void dns_packet_pack_name (DNSPacket *packet, const char *name);
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void dns_packet_pack_data (DNSPacket *packet);
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int dns_packet_get_data (DNSPacket *packet, unsigned char **data);
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void dns_packet_free_simple (DNSPacket *packet);
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void dns_packet_free_full (DNSPacket *packet);
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void dns_header_pack_data (DNSHeader *header, DNSPacket *packet);
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int dns_header_init_from_packet (DNSHeader *header, DNSPacket *packet);
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void dns_packet_reset (DNSPacket *packet);
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int dns_packet_expand_name (unsigned char *name, DNSPacket *packet, int *offset);
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int dns_packet_expand_name_simple (unsigned char *name, unsigned char *buffer, int buffer_size);
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void dns_rr_pack_generate_signature (DNSRR *signature, DNSPacket *packet);
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void dns_packet_recount_items (DNSPacket *packet);
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DNSRR **dns_packet_get_answers (DNSPacket *packet);
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DNSRR **dns_packet_get_authority (DNSPacket *packet);
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DNSRR **dns_packet_get_additional (DNSPacket *packet);
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#endif /* __PACKET_H__ */
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