X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fsetup.c;h=ba80f14a66a1dceda08929efc80f795eeb0e1982;hb=f7f83b4a88b5168130a7bb9cb3d3811eb8c1c260;hp=2765dc4a8d3c884fb3ccc785f38bed549216447c;hpb=620c146da30a20c2d9a6c572fdd0540558039d0e;p=adns.git

diff --git a/src/setup.c b/src/setup.c
index 2765dc4..ba80f14 100644
--- a/src/setup.c
+++ b/src/setup.c
@@ -4,7 +4,12 @@
  * - management of global state
  */
 /*
- *  This file is part of adns, which is Copyright (C) 1997-1999 Ian Jackson
+ *  This file is
+ *    Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk>
+ *
+ *  It is part of adns, which is
+ *    Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk>
+ *    Copyright (C) 1999 Tony Finch <dot@dotat.at>
  *  
  *  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
@@ -23,7 +28,6 @@
 
 #include <stdlib.h>
 #include <errno.h>
-#include <string.h>
 #include <limits.h>
 #include <unistd.h>
 #include <fcntl.h>
@@ -227,6 +231,21 @@ static void ccf_options(adns_state ads, const char *fn, int lno, const char *buf
       ads->searchndots= v;
       continue;
     }
+    if (l>=12 && !memcmp(word,"adns_checkc:",12)) {
+      if (!strcmp(word+12,"none")) {
+	ads->iflags &= ~adns_if_checkc_freq;
+	ads->iflags |= adns_if_checkc_entex;
+      } else if (!strcmp(word+12,"entex")) {
+	ads->iflags &= ~adns_if_checkc_freq;
+	ads->iflags |= adns_if_checkc_entex;
+      } else if (!strcmp(word+12,"freq")) {
+	ads->iflags |= adns_if_checkc_freq;
+      } else {
+	configparseerr(ads,fn,lno, "option adns_checkc has bad value `%s' "
+		       "(must be none, entex or freq", word+12);
+      }
+      continue;
+    }
     adns__diag(ads,-1,0,"%s:%d: unknown option `%.*s'", fn,lno, l,word);
   }
 }
@@ -441,18 +460,22 @@ static int init_begin(adns_state *ads_r, adns_initflags flags, FILE *diagfile) {
 
   ads->iflags= flags;
   ads->diagfile= diagfile;
-  LIST_INIT(ads->timew);
+  ads->configerrno= 0;
+  LIST_INIT(ads->udpw);
+  LIST_INIT(ads->tcpw);
   LIST_INIT(ads->childw);
   LIST_INIT(ads->output);
+  ads->forallnext= 0;
   ads->nextid= 0x311f;
   ads->udpsocket= ads->tcpsocket= -1;
   adns__vbuf_init(&ads->tcpsend);
   adns__vbuf_init(&ads->tcprecv);
+  ads->tcprecv_skip= 0;
   ads->nservers= ads->nsortlist= ads->nsearchlist= ads->tcpserver= 0;
-  ads->tcpstate= server_disconnected;
-  ads->searchlist= 0;
   ads->searchndots= 1;
+  ads->tcpstate= server_disconnected;
   timerclear(&ads->tcptimeout);
+  ads->searchlist= 0;
 
   *ads_r= ads;
   return 0;
@@ -494,7 +517,7 @@ static void init_abort(adns_state ads) {
   free(ads);
 }
 
-int adns_init(adns_state *ads_r, adns_initflags flags, FILE *diagfile) {
+int adns_init(adns_state *ads_r, int flags, FILE *diagfile) {
   adns_state ads;
   const char *res_options, *adns_res_options;
   int r;
@@ -529,11 +552,12 @@ int adns_init(adns_state *ads_r, adns_initflags flags, FILE *diagfile) {
   r= init_finish(ads);
   if (r) return r;
 
+  adns__consistency(ads,0,cc_entex);
   *ads_r= ads;
   return 0;
 }
 
-int adns_init_strcfg(adns_state *ads_r, adns_initflags flags,
+int adns_init_strcfg(adns_state *ads_r, int flags,
 		     FILE *diagfile, const char *configtext) {
   adns_state ads;
   int r;
@@ -548,13 +572,17 @@ int adns_init_strcfg(adns_state *ads_r, adns_initflags flags,
   }
 
   r= init_finish(ads);  if (r) return r;
+  adns__consistency(ads,0,cc_entex);
   *ads_r= ads;
   return 0;
 }
 
+
 void adns_finish(adns_state ads) {
+  adns__consistency(ads,0,cc_entex);
   for (;;) {
-    if (ads->timew.head) adns_cancel(ads->timew.head);
+    if (ads->udpw.head) adns_cancel(ads->udpw.head);
+    else if (ads->tcpw.head) adns_cancel(ads->tcpw.head);
     else if (ads->childw.head) adns_cancel(ads->childw.head);
     else if (ads->output.head) adns_cancel(ads->output.head);
     else break;
@@ -565,3 +593,43 @@ void adns_finish(adns_state ads) {
   adns__vbuf_free(&ads->tcprecv);
   free(ads);
 }
+
+void adns_forallqueries_begin(adns_state ads) {
+  adns__consistency(ads,0,cc_entex);
+  ads->forallnext=
+    ads->udpw.head ? ads->udpw.head :
+    ads->tcpw.head ? ads->tcpw.head :
+    ads->childw.head ? ads->childw.head :
+    ads->output.head;
+}
+  
+adns_query adns_forallqueries_next(adns_state ads, void **context_r) {
+  adns_query qu, nqu;
+
+  adns__consistency(ads,0,cc_entex);
+  nqu= ads->forallnext;
+  for (;;) {
+    qu= nqu;
+    if (!qu) return 0;
+    if (qu->next) {
+      nqu= qu->next;
+    } else if (qu == ads->udpw.tail) {
+      nqu=
+	ads->tcpw.head ? ads->tcpw.head :
+	ads->childw.head ? ads->childw.head :
+	ads->output.head;
+    } else if (qu == ads->tcpw.tail) {
+      nqu=
+	ads->childw.head ? ads->childw.head :
+	ads->output.head;
+    } else if (qu == ads->childw.tail) {
+      nqu= ads->output.head;
+    } else {
+      nqu= 0;
+    }
+    if (!qu->parent) break;
+  }
+  ads->forallnext= nqu;
+  if (context_r) *context_r= qu->ctx.ext;
+  return qu;
+}