533c3dbcbf
*.c and *.h files. git-svn-id: svn://svn.code.sf.net/p/bitchx/code/branches/ircii-pana-1.1@3 13b04d17-f746-0410-82c6-800466cd88b0
94 lines
2.6 KiB
C
94 lines
2.6 KiB
C
/* $Id$ */
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/*
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* cdns.h: header for cdns.c
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*/
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#ifndef _CDNS_H_
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#define _CDNS_H_
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/* We gotta know about the fd_set type, so we gonna inclue this */
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#include "irc.h"
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#include "struct.h"
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#include "newio.h"
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#endif
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#define MAXALIASES 35
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#define MAXADDRS 35
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typedef struct _hent {
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char *h_name; /* official name of host */
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char *h_aliases[MAXALIASES]; /* alias list */
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int h_addrtype; /* host address type */
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int h_length; /* length of address */
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/* list of addresses from name server */
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struct in_addr h_addr_list[MAXADDRS];
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#define h_addr h_addr_list[0] /* address, for backward compatiblity */
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} my_hostent;
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typedef struct dns_struct {
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/* 'in': This is the string we want to resolve. It can be
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* either a host or ip. The string WILL be malloc'ed by
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* the "add" function. Do NOT malloc or free this variable!
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*/
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char *in;
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/* 'out': This is our "resolved" string. It can be
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* either a host or ip. The string WILL be malloc'ed by
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* the internal resolver. Do NOT malloc or free this variable!
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*/
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char *out;
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/* alias: this is passed to the alias parser which then interpret's
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* the output.
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*/
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char *alias;
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/* 'callback': This is our callback function. When our 'in' gets
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* resolved, we will call this function, with this structure
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* as our parameter. Do NOT malloc or free this variable.
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*/
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void (*callback) (struct dns_struct *); /* Our callback function */
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/* 'callinfo': This allows us to store information that you might
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* need for later use when in your 'callback' function. This is
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* just a void pointer, so you MUST malloc any of the data you want to
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* store here. Once you are done with this variable, you must
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* free it!!! BEWARE BEWARE, YOU MUST FREE THIS VARIABLE YOURSELF!
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*/
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void *callinfo;
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/* 'ip': Internally used, to find out what the 'out' variable is.
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* ie, is it a host, or is it ip
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*/
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int ip;
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/* hostentr: A copy of the hostent structure returned from the
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* name server. I am adding it here to extend the ability to
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* read multiple IPs. Although this is not generally necessary.
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* - Brian Smith
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*/
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my_hostent *hostentr;
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/* 'next': Internally used. our "next" pointer. */
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struct dns_struct *next;
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} DNS_QUEUE;
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void start_dns(void);
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void stop_dns(void);
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void kill_dns(void);
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void set_dns_output_fd(fd_set *);
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void dns_check(fd_set *);
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void check_dns_queue(void);
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void add_to_dns_queue(char *, void (*) (DNS_QUEUE *), char *, void *, int);
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my_hostent *duphostent(struct hostent *orig);
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void freemyhostent(my_hostent *freeme);
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#define DNS_URGENT 1
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#define DNS_NORMAL 2
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#define Q_NEXT(tmp) ((tmp)->next)
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#define Q_OPEN(headp, tailp) (*(headp) = *(tailp) = NULL)
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