From 0e5b2871ca6456b01d4bf037a6e68badf1ff1a41 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Henryk=20Pl=C3=B6tz?= Date: Fri, 3 Oct 2014 19:58:52 +0200 Subject: Initial commit of djbdns-1.05.tar.gz Source was http://cr.yp.to/djbdns/djbdns-1.05.tar.gz, SHA1 2efdb3a039d0c548f40936aa9cb30829e0ce8c3d --- dns.h | 84 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 84 insertions(+) create mode 100644 dns.h (limited to 'dns.h') diff --git a/dns.h b/dns.h new file mode 100644 index 0000000..2f899ef --- /dev/null +++ b/dns.h @@ -0,0 +1,84 @@ +#ifndef DNS_H +#define DNS_H + +#include "stralloc.h" +#include "iopause.h" +#include "taia.h" + +#define DNS_C_IN "\0\1" +#define DNS_C_ANY "\0\377" + +#define DNS_T_A "\0\1" +#define DNS_T_NS "\0\2" +#define DNS_T_CNAME "\0\5" +#define DNS_T_SOA "\0\6" +#define DNS_T_PTR "\0\14" +#define DNS_T_HINFO "\0\15" +#define DNS_T_MX "\0\17" +#define DNS_T_TXT "\0\20" +#define DNS_T_RP "\0\21" +#define DNS_T_SIG "\0\30" +#define DNS_T_KEY "\0\31" +#define DNS_T_AAAA "\0\34" +#define DNS_T_AXFR "\0\374" +#define DNS_T_ANY "\0\377" + +struct dns_transmit { + char *query; /* 0, or dynamically allocated */ + unsigned int querylen; + char *packet; /* 0, or dynamically allocated */ + unsigned int packetlen; + int s1; /* 0, or 1 + an open file descriptor */ + int tcpstate; + unsigned int udploop; + unsigned int curserver; + struct taia deadline; + unsigned int pos; + const char *servers; + char localip[4]; + char qtype[2]; +} ; + +extern void dns_random_init(const char *); +extern unsigned int dns_random(unsigned int); + +extern void dns_sortip(char *,unsigned int); + +extern void dns_domain_free(char **); +extern int dns_domain_copy(char **,const char *); +extern unsigned int dns_domain_length(const char *); +extern int dns_domain_equal(const char *,const char *); +extern int dns_domain_suffix(const char *,const char *); +extern unsigned int dns_domain_suffixpos(const char *,const char *); +extern int dns_domain_fromdot(char **,const char *,unsigned int); +extern int dns_domain_todot_cat(stralloc *,const char *); + +extern unsigned int dns_packet_copy(const char *,unsigned int,unsigned int,char *,unsigned int); +extern unsigned int dns_packet_getname(const char *,unsigned int,unsigned int,char **); +extern unsigned int dns_packet_skipname(const char *,unsigned int,unsigned int); + +extern int dns_transmit_start(struct dns_transmit *,const char *,int,const char *,const char *,const char *); +extern void dns_transmit_free(struct dns_transmit *); +extern void dns_transmit_io(struct dns_transmit *,iopause_fd *,struct taia *); +extern int dns_transmit_get(struct dns_transmit *,const iopause_fd *,const struct taia *); + +extern int dns_resolvconfip(char *); +extern int dns_resolve(const char *,const char *); +extern struct dns_transmit dns_resolve_tx; + +extern int dns_ip4_packet(stralloc *,const char *,unsigned int); +extern int dns_ip4(stralloc *,const stralloc *); +extern int dns_name_packet(stralloc *,const char *,unsigned int); +extern void dns_name4_domain(char *,const char *); +#define DNS_NAME4_DOMAIN 31 +extern int dns_name4(stralloc *,const char *); +extern int dns_txt_packet(stralloc *,const char *,unsigned int); +extern int dns_txt(stralloc *,const stralloc *); +extern int dns_mx_packet(stralloc *,const char *,unsigned int); +extern int dns_mx(stralloc *,const stralloc *); + +extern int dns_resolvconfrewrite(stralloc *); +extern int dns_ip4_qualify_rules(stralloc *,stralloc *,const stralloc *,const stralloc *); +extern int dns_ip4_qualify(stralloc *,stralloc *,const stralloc *); + +#endif -- cgit v1.2.3