X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=adns.git;a=blobdiff_plain;f=src%2Fadns.c;h=6c4a7cfb47f0b57c78044da6b2d4ac9eb1f2e154;hp=381105d776225c9c383eb0202c9de38802ae9210;hb=8402e34c7df0adad223cf1fa1328bb524a15d99f;hpb=a17d3a1d960ca40434205a80aa106ca4c7224ec9;ds=sidebyside

diff --git a/src/adns.c b/src/adns.c
index 381105d..6c4a7cf 100644
--- a/src/adns.c
+++ b/src/adns.c
@@ -1,127 +1,17 @@
 /**/
 
+#include <stdarg.h>
+#include <stdio.h>
+#include <errno.h>
+#include <string.h>
+#include <stdlib.h>
+#include <assert.h>
+#include <unistd.h>
+
+#include <netdb.h>
 #include <arpa/nameser.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
 
 #include "adns-internal.h"
-
-#define LIST_UNLINK(list,node) \
-  do { \
-    if ((node)->back) (node)->back->next= (node)->next; \
-      else                   (list).head= (node)->next; \
-    if ((node)->next) (node)->next->back= (node)->back; \
-      else                   (list).tail= (node)->back; \
-  } while(0)
-
-#define LIST_LINK_TAIL(list,node) \
-  do { \
-    (node)->back= 0; \
-    (node)->next= (list).tail; \
-    if (list).tail (list).tail->back= (node); else (list).head= (node); \
-    (list).tail= (node); \
-  } while(0)
-
-void addserver(adns_state ads, struct in_addr addr) {
-  if (ads->nservers>=MAXSERVERS) {
-    if (ads->flags & adns_if_debug)
-      fprintf(stderr,"adns: too many nameservers, ignoring %s",
-	      inet_ntoa(addr));
-  } else {
-    ads->servers[ads->nservers].addr= addr;
-    ads->servers[ads->nservers].tcpsocket= -1;
-    ads->nservers++;
-  }
-}
-
-void readconfig(adns_state ads, const char *filename) {
-}
-
-void readconfigenv(adns_state ads, const char *envvar) {
-  const char *filename;
-
-  if (flags & adns_if_noenv) return;
-  filename= getenv(envvar); if (!filename) return;
-  readconfig(ads,filename);
-}
-  
-int adns_init(adns_state *ads_r, int flags) {
-  adns_state ads;
-  const char *cfile;
-  
-  ads= malloc(sizeof(*ads)); if (!ads) return errno;
-  ads->queue.head= ads->queue.tail= 0;
-  ads->timew.head= ads->timew.tail= 0;
-  ads->child.head= ads->child.tail= 0;
-  ads->ready.head= ads->ready.tail= 0;
-  ads->udpsocket= -1;
-  ads->qbufavail= 0;
-  ads->qbuf= 0;
-  ads->tcpbufavail= ads->tcpbufused= ads->tcpbufdone= 0;
-  ads->tcpbuf= 0;
-  ads->flags= flags;
-  ads->nservers= 0;
-
-  readconfig(ads,"/etc/resolv.conf");
-  readconfigenv(ads,"RES_CONF");
-  readconfigenv(ads,"ADNS_RES_CONF");
-  if (!ads->nservers) {
-    if (ads->flags & adns_if_debug)
-      fprintf(stderr,"adns: no nameservers, using localhost\n");
-    addserver(ads,INADDR_LOOPBACK);
-  }
-  
-  *ads_r= ads;
-  return 0;
-}
-
-void query_fail(adns_state ads, adns_query qu, ands_status stat) {
-  struct adns_answer ans;
-  
-  ans= qu->answer;
-  if (!ans) ans= malloc(sizeof(*qu->answer));
-  if (ans) {
-    ans->status= stat;
-    ans->cname= 0;
-    ans->type= qu->type;
-    ans->nrrs= 0;
-  }
-  qu->answer= ans;
-  LIST_LINK_TAIL(ads.ready,qu);
-}
-
-void adns_event(adns_state ads,
-		fd_set *readfds, fd_set *writefds, fd_set *exceptfds,
-		int *maxfd, struct timeval *tv) {
-  for (
-}
-
-int adns_submit(adns_state ads,
-		const char *owner,
-		adns_rrtype type,
-		int flags,
-		void *context,
-		adns_query *query_r) {
-  adns_query qu;
-  adns_status stat;
-  int ol, r;
-
-  stat= 0;
-  ol= strlen(owner);
-  if (ol>MAXDNAME+1) { stat= ands_s_invaliddomain; ol= 0; }
-  if (ol>0 && owner[ol-1]=='.') { flags &= ~adns_f_search; ol--; }
-  qu= malloc(sizeof(*qu)+ol+1); if (!qu) return errno;
-  qu->next= qu->back= qu->parent= qu->child= 0;
-  qu->type= type;
-  qu->answer= 0;
-  qu->flags= flags;
-  qu->context= context;
-  qu->retries= 0;
-  qu->server= 0;
-  memcpy(qu->owner,owner,ol); qu->owner[ol]= 0;
-  if (stat) {
-    query_fail(ads,qu,stat);
-  } else {
-    LIST_LINK_TAIL(ads->input,qu);
-    adns_event(ads,0,0,0,0,0);
-  }
-  *query_r= qu;
-}