-/**/
+/*
+ * setup.c
+ * - configuration file parsing
+ * - management of global state
+ */
+/*
+ * This file is part of adns, which is Copyright (C) 1997, 1998 Ian Jackson
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
#include <stdlib.h>
#include <errno.h>
#include "internal.h"
-void adns__vdiag(adns_state ads, const char *pfx, adns_initflags prevent,
- int serv, const char *fmt, va_list al) {
- if (!(ads->iflags & adns_if_debug) && (!prevent || (ads->iflags & prevent))) return;
- if (serv>=0) {
- fprintf(stderr,"adns%s: nameserver %s: ",pfx,inet_ntoa(ads->servers[serv].addr));
- } else {
- fprintf(stderr,"adns%s: ",pfx);
- }
- vfprintf(stderr,fmt,al);
- fputc('\n',stderr);
-}
-
-void adns__debug(adns_state ads, int serv, const char *fmt, ...) {
- va_list al;
-
- va_start(al,fmt);
- adns__vdiag(ads," debug",0,serv,fmt,al);
- va_end(al);
-}
-
-void adns__warn(adns_state ads, int serv, const char *fmt, ...) {
- va_list al;
-
- va_start(al,fmt);
- adns__vdiag(ads," warning",adns_if_noerrprint|adns_if_noserverwarn,serv,fmt,al);
- va_end(al);
-}
-
-void adns__diag(adns_state ads, int serv, const char *fmt, ...) {
- va_list al;
-
- va_start(al,fmt);
- adns__vdiag(ads,"",adns_if_noerrprint,serv,fmt,al);
- va_end(al);
-}
-
-
-void adns__vbuf_init(vbuf *vb) {
- vb->used= vb->avail= 0; vb->buf= 0;
-}
-
-int adns__vbuf_ensure(vbuf *vb, int want) {
- void *nb;
-
- if (vb->avail >= want) return 1;
- nb= realloc(vb->buf,want); if (!nb) return 0;
- vb->buf= nb;
- vb->avail= want;
- return 1;
-}
-
-void adns__vbuf_appendq(vbuf *vb, const byte *data, int len) {
- memcpy(vb->buf+vb->used,data,len);
- vb->used+= len;
-}
-
-int adns__vbuf_append(vbuf *vb, const byte *data, int len) {
- int newlen;
- void *nb;
-
- newlen= vb->used+len;
- if (vb->avail < newlen) {
- newlen <<= 1;
- nb= realloc(vb->buf,newlen);
- if (!nb) { newlen >>= 1; nb= realloc(vb->buf,newlen); }
- if (!nb) return 0;
- vb->buf= nb;
- vb->avail= newlen;
- }
- adns__vbuf_appendq(vb,data,len);
- return 1;
-}
-
-
static void addserver(adns_state ads, struct in_addr addr) {
int i;
struct server *ss;
static void ccf_search(adns_state ads, const char *fn, int lno, const char *buf) {
if (!buf) return;
- adns__diag(ads,-1,"warning - `search' ignored FIXME");
+ adns__diag(ads,-1,"warning - `search' ignored fixme");
}
static void ccf_sortlist(adns_state ads, const char *fn, int lno, const char *buf) {
- adns__diag(ads,-1,"warning - `sortlist' ignored FIXME");
+ adns__diag(ads,-1,"warning - `sortlist' ignored fixme");
}
static void ccf_options(adns_state ads, const char *fn, int lno, const char *buf) {
if (!buf) return;
- adns__diag(ads,-1,"warning - `options' ignored FIXME");
+ adns__diag(ads,-1,"warning - `options' ignored fixme");
}
static void ccf_clearnss(adns_state ads, const char *fn, int lno, const char *buf) {
ads->udpsocket= socket(AF_INET,SOCK_DGRAM,proto->p_proto);
if (ads->udpsocket<0) { r= errno; goto x_free; }
- /*fixme: nonblock */
+ r= adns__setnonblock(ads,ads->udpsocket);
+ if (r) { r= errno; goto x_closeudp; }
*ads_r= ads;
return 0;
+ x_closeudp:
+ close(ads->udpsocket);
x_free:
free(ads);
return r;
}
int adns_finish(adns_state ads) {
- abort(); /* FIXME */
+ abort(); /* fixme */
}