X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/tripe/blobdiff_plain/010e6f63edc4be4e127c18fc6c2c2a138efc93d2..12a26b8b34df23103d4da6d7e40705485266a4d6:/server/keyexch.c

diff --git a/server/keyexch.c b/server/keyexch.c
index e7052729..8eaf1e88 100644
--- a/server/keyexch.c
+++ b/server/keyexch.c
@@ -77,7 +77,7 @@
 
 /*----- Tunable parameters ------------------------------------------------*/
 
-#define T_VALID MIN(2)			/* Challenge validity period */
+#define T_VALID SEC(20)			/* Challenge validity period */
 #define T_RETRY SEC(10)			/* Challenge retransmit interval */
 
 #define VALIDP(kx, now) ((now) < (kx)->t_valid)
@@ -85,8 +85,7 @@
 /*----- Static tables -----------------------------------------------------*/
 
 static const char *const pkname[] = {
-  "pre-challenge", "cookie", "challenge",
-  "reply", "switch-rq", "switch-ok"
+  "pre-challenge", "challenge", "reply", "switch-rq", "switch-ok"
 };
 
 /*----- Various utilities -------------------------------------------------*/
@@ -604,7 +603,7 @@ static kxchal *respond(keyexch *kx, unsigned msg, buf *b)
     h = GH_INIT(algs.h);
     HASH_STRING(h, "tripe-check-hash");
     GH_HASH(h, ck, indexsz);
-    GH_DONE(h, kxc->hc);
+    GH_DONE(h, kxc->ck);
     GH_DESTROY(h);
 
     h = GH_INIT(algs.h);
@@ -793,6 +792,7 @@ static int decryptrest(keyexch *kx, kxchal *kxc, unsigned msg, buf *b)
     a_warn("KX", "?PEER", kx->p, "decrypt-failed", "%s", pkname[msg], A_END);
     return (-1);
   }
+  if (!BOK(&bb)) return (-1);
   buf_init(b, BBASE(&bb), BLEN(&bb));
   return (0);
 }
@@ -1236,7 +1236,7 @@ void kx_free(keyexch *kx)
 
 void kx_newkeys(keyexch *kx)
 {
-  if (km_getpubkey(p_name(kx->p), kx->kpub, &kx->texp_kpub))
+  if (km_getpubkey(p_tag(kx->p), kx->kpub, &kx->texp_kpub))
     return;
   kx->f |= KXF_PUBKEY;
   if ((kx->f & KXF_DEAD) || kx->s != KXS_SWITCH) {
@@ -1267,7 +1267,7 @@ int kx_init(keyexch *kx, peer *p, keyset **ks, unsigned f)
   kx->ks = ks;
   kx->p = p;
   kx->kpub = G_CREATE(gg);
-  if (km_getpubkey(p_name(p), kx->kpub, &kx->texp_kpub)) {
+  if (km_getpubkey(p_tag(p), kx->kpub, &kx->texp_kpub)) {
     G_DESTROY(gg, kx->kpub);
     return (-1);
   }