X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=adns.git;a=blobdiff_plain;f=client%2Fadnstest.c;h=88875d2c43eabd767acce5e15b66cb33150313ee;hp=2ad2cc052bcd805766c5d42ca549debd8fee9afc;hb=16cf5367e3a455f322328315f3c13ed23d68b690;hpb=350d37d91f274691a71c2d41854773a2f832cf07

diff --git a/client/adnstest.c b/client/adnstest.c
index 2ad2cc0..88875d2 100644
--- a/client/adnstest.c
+++ b/client/adnstest.c
@@ -1,20 +1,337 @@
-/**/
+/*
+ * dtest.c
+ * - simple test program, not part of the library
+ */
+/*
+ *  This file is part of adns, which is Copyright (C) 1997-1999 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 <stdio.h>
+#include <sys/time.h>
 #include <unistd.h>
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
 
 #include "adns.h"
 
-int main(void) {
+#include "config.h"
+
+#ifndef OUTPUTSTREAM
+# define OUTPUTSTREAM stdout
+#endif
+
+#ifndef HAVE_POLL
+#undef poll
+int poll(struct pollfd *ufds, int nfds, int timeout) {
+  fputs("poll(2) not supported on this system\n",stderr);
+  exit(3);
+}
+#define adns_beforepoll(a,b,c,d,e) 0
+#define adns_afterpoll(a,b,c,d) 0
+#endif
+
+static void failure_status(const char *what, adns_status st) {
+  fprintf(stderr,"adns failure: %s: %s\n",what,adns_strerror(st));
+  exit(2);
+}
+
+static void failure_errno(const char *what, int errnoval) {
+  fprintf(stderr,"adns failure: %s: errno=%d\n",what,errnoval);
+  exit(2);
+}
+
+static const char *defaultargv[]= { "ns.chiark.greenend.org.uk", 0 };
+
+static const adns_rrtype defaulttypes[]= {
+  adns_r_a,
+  adns_r_ns_raw,
+  adns_r_cname,
+  adns_r_soa_raw,
+  adns_r_ptr_raw,
+  adns_r_hinfo,
+  adns_r_mx_raw,
+  adns_r_txt,
+  adns_r_rp_raw,
+  
+  adns_r_addr,
+  adns_r_ns,
+  adns_r_ptr,
+  adns_r_mx,
+  
+  adns_r_soa,
+  adns_r_rp,
+
+  adns_r_none
+};
+
+static void dumptype(adns_status ri, const char *rrtn, const char *fmtn) {
+  fprintf(stdout, "%s(%s)%s%s",
+	  ri ? "?" : rrtn, ri ? "?" : fmtn ? fmtn : "-",
+	  ri ? " " : "", ri ? adns_strerror(ri) : "");
+}
+
+static void fdom_split(const char *fdom, const char **dom_r, int *qf_r,
+		       char *ownflags, int ownflags_l) {
+  int qf;
+  char *ep;
+
+  qf= strtoul(fdom,&ep,0);
+  if (*ep == ',' && strchr(ep,'/')) {
+    ep++;
+    while (*ep != '/') {
+      if (--ownflags_l <= 0) { fputs("too many flags\n",stderr); exit(3); }
+      *ownflags++= *ep++;
+    }
+  }
+  if (*ep != '/') { *dom_r= fdom; *qf_r= 0; }
+  else { *dom_r= ep+1; *qf_r= qf; }
+  *ownflags= 0;
+}
+
+static int consistsof(const char *string, const char *accept) {
+  return strspn(string,accept) == strlen(string);
+}
+
+int main(int argc, char *const *argv) {
+  struct myctx {
+    adns_query qu;
+    int doneyet, found;
+    const char *fdom;
+  };
+  
   adns_state ads;
   adns_query qu;
-  int r;
+  struct myctx *mcs, *mc, *mcw;
+  void *mcr;
+  adns_answer *ans;
+  const char *initstring, *rrtn, *fmtn;
+  const char *const *fdomlist, *domain;
+  char *show, *cp;
+  int len, i, qc, qi, tc, ti, ch, qflags, initflagsnum, npollfds, npollfdsavail, timeout;
+  struct pollfd *pollfds;
+  adns_status r, ri;
+  const adns_rrtype *types;
+  struct timeval now;
+  adns_rrtype *types_a;
+  char ownflags[10];
+  char *ep;
+  const char *initflags, *owninitflags;
+
+  if (argv[0] && argv[1] && argv[1][0] == '-') {
+    initflags= argv[1]+1;
+    argv++;
+  } else {
+    initflags= "";
+  }
+  if (argv[0] && argv[1] && argv[1][0] == '/') {
+    initstring= argv[1]+1;
+    argv++;
+  } else {
+    initstring= 0;
+  }
+
+  initflagsnum= strtoul(initflags,&ep,0);
+  if (*ep == ',') {
+    owninitflags= ep+1;
+    if (!consistsof(owninitflags,"ps")) {
+      fputs("unknown owninitflag\n",stderr);
+      exit(4);
+    }
+  } else if (!*ep) {
+    owninitflags= "";
+  } else {
+    fputs("bad <initflagsnum>[,<owninitflags>]\n",stderr);
+    exit(4);
+  }
+  
+  if (argv[0] && argv[1] && argv[1][0] == ':') {
+    for (cp= argv[1]+1, tc=1; (ch= *cp); cp++)
+      if (ch==',') tc++;
+    types_a= malloc(sizeof(*types_a)*(tc+1));
+    if (!types_a) { perror("malloc types"); exit(3); }
+    for (cp= argv[1]+1, ti=0; ti<tc; ti++) {
+      types_a[ti]= strtoul(cp,&cp,10);
+      if ((ch= *cp)) {
+	if (ch != ',') {
+	  fputs("usage: adnstest [-<initflagsnum>[,<owninitflags>]] [/<initstring>]\n"
+		"              [ :<typenum>,... ]\n"
+		"              [ [<queryflagsnum>[,<ownqueryflags>]/]<domain> ... ]\n"
+		"initflags:   p  use poll(2) instead of select(2)\n"
+		"             s  use adns_wait with specified query, instead of 0\n"
+		"queryflags:  a  print status abbrevs instead of strings\n",
+		stderr);
+	  exit(4);
+	}
+	cp++;
+      }
+    }
+    *cp++= adns_r_none;
+    types= types_a;
+    argv++;
+  } else {
+    types= defaulttypes;
+  }
+  
+  if (argv[0] && argv[1]) fdomlist= (const char *const*)argv+1;
+  else fdomlist= defaultargv;
+
+  for (qc=0; fdomlist[qc]; qc++);
+  for (tc=0; types[tc] != adns_r_none; tc++);
+  mcs= malloc(sizeof(*mcs)*qc*tc);
+  if (!mcs) { perror("malloc mcs"); exit(3); }
+
+  if (initstring) {
+    r= adns_init_strcfg(&ads,
+			(adns_if_debug|adns_if_noautosys)^initflagsnum,
+			stdout,initstring);
+  } else {
+    r= adns_init(&ads,
+		 (adns_if_debug|adns_if_noautosys)^initflagsnum,
+		 0);
+  }
+  if (r) failure_errno("init",r);
+
+  npollfdsavail= 0;
+  pollfds= 0;
+  
+  for (qi=0; qi<qc; qi++) {
+    fdom_split(fdomlist[qi],&domain,&qflags,ownflags,sizeof(ownflags));
+    if (!consistsof(ownflags,"a")) {
+      fputs("unknown ownqueryflag\n",stderr);
+      exit(4);
+    }
+    for (ti=0; ti<tc; ti++) {
+      mc= &mcs[qi*tc+ti];
+      mc->doneyet= 0;
+      mc->fdom= fdomlist[qi];
+
+      fprintf(stdout,"%s flags %d type %d",domain,qflags,types[ti]);
+      r= adns_submit(ads,domain,types[ti],qflags,mc,&mc->qu);
+      if (r == adns_s_unknownrrtype) {
+	fprintf(stdout," not implemented\n");
+	mc->qu= 0;
+	mc->doneyet= 1;
+      } else if (r) {
+	failure_errno("submit",r);
+      } else {
+	ri= adns_rr_info(types[ti], &rrtn,&fmtn,0, 0,0);
+	putc(' ',stdout);
+	dumptype(ri,rrtn,fmtn);
+	fprintf(stdout," submitted\n");
+      }
+    }
+  }
+
+  for (;;) {
+    for (qi=0; qi<qc; qi++) {
+      for (ti=0; ti<tc; ti++) {
+	mc= &mcs[qi*tc+ti];
+	mc->found= 0;
+      }
+    }
+    for (adns_forallqueries_begin(ads);
+	 (qu= adns_forallqueries_next(ads,&mcr));
+	 ) {
+      mc= mcr;
+      assert(qu == mc->qu);
+      assert(!mc->doneyet);
+      mc->found= 1;
+    }
+    mcw= 0;
+    for (qi=0; qi<qc; qi++) {
+      for (ti=0; ti<tc; ti++) {
+	mc= &mcs[qi*tc+ti];
+	if (mc->doneyet) continue;
+	assert(mc->found);
+	if (!mcw) mcw= mc;
+      }
+    }
+    if (!mcw) break;
+
+    if (strchr(owninitflags,'s')) {
+      qu= mcw->qu;
+      mc= mcw;
+    } else {
+      qu= 0;
+      mc= 0;
+    }
+
+    if (strchr(owninitflags,'p')) {
+      for (;;) {
+	r= adns_check(ads,&qu,&ans,&mcr);
+	if (r != EWOULDBLOCK) break;
+	for (;;) {
+	  npollfds= npollfdsavail;
+	  timeout= -1;
+	  r= adns_beforepoll(ads, pollfds, &npollfds, &timeout, 0);
+	  if (r != ERANGE) break;
+	  pollfds= realloc(pollfds,sizeof(*pollfds)*npollfds);
+	  if (!pollfds) failure_errno("realloc pollfds",errno);
+	  npollfdsavail= npollfds;
+	}
+	if (r) failure_errno("beforepoll",r);
+	r= poll(pollfds,npollfds,timeout);
+	if (r == -1) failure_errno("poll",errno);
+	adns_afterpoll(ads,pollfds, r?npollfds:0, 0);
+      }
+    } else {
+      r= adns_wait(ads,&qu,&ans,&mcr);
+    }
+    if (r) failure_errno("wait/check",r);
+    
+    if (mc) assert(mcr==mc);
+    else mc= mcr;
+    assert(qu==mc->qu);
+    assert(!mc->doneyet);
+    
+    fdom_split(mc->fdom,&domain,&qflags,ownflags,sizeof(ownflags));
+
+    if (gettimeofday(&now,0)) { perror("gettimeofday"); exit(3); }
+      
+    ri= adns_rr_info(ans->type, &rrtn,&fmtn,&len, 0,0);
+    fprintf(stdout, "%s flags %d type ",domain,qflags);
+    dumptype(ri,rrtn,fmtn);
+    fprintf(stdout, "%s%s: %s; nrrs=%d; cname=%s; owner=%s; ttl=%ld\n",
+	    ownflags[0] ? " ownflags=" : "", ownflags,
+	    strchr(ownflags,'a')
+	    ? adns_errabbrev(ans->status)
+	    : adns_strerror(ans->status),
+	    ans->nrrs,
+	    ans->cname ? ans->cname : "$",
+	    ans->owner ? ans->owner : "$",
+	    (long)ans->expires - (long)now.tv_sec);
+    if (ans->nrrs) {
+      assert(!ri);
+      for (i=0; i<ans->nrrs; i++) {
+	r= adns_rr_info(ans->type, 0,0,0, ans->rrs.bytes + i*len, &show);
+	if (r) failure_status("info",r);
+	fprintf(stdout," %s\n",show);
+	free(show);
+      }
+    }
+    free(ans);
 
-  r= adns_init(&ads,adns_if_debug|adns_if_noautosys);
-  if (r) { perror("init"); exit(2); }
+    mc->doneyet= 1;
+  }
 
-  r= adns_submit(ads,"anarres.greenend.org.uk",adns_r_a,0,0,&qu);
-  if (r) { perror("submit"); exit(2); }
+  free(mcs);
+  adns_finish(ads);
   
   exit(0);
 }