From 91e808f1db0b76f3625f516ec73a95b4e32decb2 Mon Sep 17 00:00:00 2001
From: Laurent Bercot <ska-skaware@skarnet.org>
Date: Sun, 17 May 2020 18:07:58 +0000
Subject:  Add s6-dnsip, prepare for 2.3.3.0, fix resolvenoq_aaaaa

TODO: resolveq_aaaaa returns the best (1 answer) whereas we
want both ip6 and ip4 when available. It works with noq, it
should work with q too.
---
 src/libs6dns/s6dns_resolveq_aaaaa.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

(limited to 'src/libs6dns/s6dns_resolveq_aaaaa.c')

diff --git a/src/libs6dns/s6dns_resolveq_aaaaa.c b/src/libs6dns/s6dns_resolveq_aaaaa.c
index 5a0a358..f990a7c 100644
--- a/src/libs6dns/s6dns_resolveq_aaaaa.c
+++ b/src/libs6dns/s6dns_resolveq_aaaaa.c
@@ -1,16 +1,20 @@
 /* ISC license. */
 
 #include <errno.h>
+
 #include <skalibs/error.h>
 #include <skalibs/stralloc.h>
 #include <skalibs/genalloc.h>
 #include <skalibs/ip46.h>
+
 #include <s6-dns/s6dns-constants.h>
 #include <s6-dns/s6dns-domain.h>
 #include <s6-dns/s6dns-message.h>
 #include <s6-dns/s6dns-engine.h>
 #include <s6-dns/s6dns-resolve.h>
 
+#define d_ip46full_from_ip(i, s, h) ((h) ? ip46full_from_ip6(i, s) : ip46full_from_ip4(i, s))
+
 int s6dns_resolveq_aaaaa_r (genalloc *ips, char const *name, size_t len, s6dns_rci_t const *rci, s6dns_debughook_t const *dbh, tain_t const *deadline, tain_t *stamp)
 {
   s6dns_engine_t dtl[rci->rulesnum << 1] ;
@@ -75,11 +79,11 @@ int s6dns_resolveq_aaaaa_r (genalloc *ips, char const *name, size_t len, s6dns_r
   {
     size_t len = data.len >> ((best & 1) ? 2 : 4) ;
     size_t i = 0 ;
-    size_t base = genalloc_len(ip46_t, ips) ;
-    if (!genalloc_readyplus(ip46_t, ips, len)) return -1 ;
+    size_t base = genalloc_len(ip46full_t, ips) ;
+    if (!genalloc_readyplus(ip46full_t, ips, len)) return -1 ;
     for (; i < len ; i++)
-      ip46_from_ip(genalloc_s(ip46_t, ips) + base + i, data.s + (i << ((best & 1) ? 2 : 4)), !(best & 1)) ;
-    genalloc_setlen(ip46_t, ips, base + len) ;
+      d_ip46full_from_ip(genalloc_s(ip46full_t, ips) + base + i, data.s + (i << ((best & 1) ? 2 : 4)), !(best & 1)) ;
+    genalloc_setlen(ip46full_t, ips, base + len) ;
   }
   stralloc_free(&data) ;
   return 1 ;
-- 
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