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78 lines
2.0 KiB
C
78 lines
2.0 KiB
C
#ifndef __MY_RFC1035_INCLUDE_H__
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#define __MY_RFC1035_INCLUDE_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "stdlib/acl_define.h"
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#ifdef ACL_UNIX
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#include <netinet/in.h>
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#endif
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/* rfc1035 - DNS */
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#define RFC1035_MAXHOSTNAMESZ 256
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typedef struct rfc1035_rr {
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char name[RFC1035_MAXHOSTNAMESZ];
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unsigned short type;
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unsigned short tclass; /* class */
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unsigned int ttl;
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unsigned short rdlength;
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char *rdata;
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} rfc1035_rr;
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typedef struct rfc1035_query {
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char name[RFC1035_MAXHOSTNAMESZ];
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unsigned short qtype;
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unsigned short qclass;
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} rfc1035_query;
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typedef struct rfc1035_message {
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unsigned short id;
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unsigned int qr:1;
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unsigned int opcode:4;
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unsigned int aa:1;
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unsigned int tc:1;
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unsigned int rd:1;
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unsigned int ra:1;
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unsigned int rcode:4;
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unsigned short qdcount;
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unsigned short ancount;
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unsigned short nscount;
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unsigned short arcount;
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rfc1035_query *query;
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rfc1035_rr *answer;
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} rfc1035_message;
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const char *rfc1035Strerror(int errnum);
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ssize_t rfc1035BuildAQuery(const char *hostname, char *buf, size_t sz,
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unsigned short qid, rfc1035_query * query);
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ssize_t rfc1035BuildPTRQuery(const struct in_addr, char *buf, size_t sz,
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unsigned short qid, rfc1035_query * query);
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void rfc1035SetQueryID(char *, unsigned short qid);
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int rfc1035MessageUnpack(const char *buf, size_t sz,
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rfc1035_message ** answer);
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int rfc1035QueryCompare(const rfc1035_query *, const rfc1035_query *);
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void rfc1035MessageDestroy(rfc1035_message * message);
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ssize_t rfc1035BuildAReply(const char *hostname, const ACL_ARGV *ip_argv,
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const char *dnsname, const char *dns_ip,
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unsigned short qid, char *buf, size_t sz);
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extern int rfc1035_errno;
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extern const char *rfc1035_error_message;
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#define RFC1035_TYPE_A 1
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#define RFC1035_TYPE_NS 2
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#define RFC1035_TYPE_CNAME 5
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#define RFC1035_TYPE_PTR 12
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#define RFC1035_TYPE_AAAA 28
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#define RFC1035_CLASS_IN 1
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#ifdef __cplusplus
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}
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#endif
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#endif
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