upstream: more debugging; behind DEBUG_SK

OpenBSD-Commit-ID: a978896227118557505999ddefc1f4c839818b60

1 files changed, 5 insertions, 1 deletions

diff --git a/ssh-ecdsa-sk.c b/ssh-ecdsa-sk.c
index b2f31ae2d..40f0dc8c0 100644
--- a/ssh-ecdsa-sk.c
+++ b/ssh-ecdsa-sk.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ssh-ecdsa-sk.c,v 1.4 2019/11/25 00:51:37 djm Exp $ */
+/* $OpenBSD: ssh-ecdsa-sk.c,v 1.5 2019/11/26 03:04:27 djm Exp $ */
 /*
  * Copyright (c) 2000 Markus Friedl.  All rights reserved.
  * Copyright (c) 2010 Damien Miller.  All rights reserved.
@@ -113,6 +113,8 @@ ssh_ecdsa_sk_verify(const struct sshkey *key,
                 goto out;
         }
 #ifdef DEBUG_SK
+        fprintf(stderr, "%s: data: (len %zu)\n", __func__, datalen);
+        /* sshbuf_dump_data(data, datalen, stderr); */
         fprintf(stderr, "%s: sig_r: %s\n", __func__, (tmp = BN_bn2hex(sig_r)));
         free(tmp);
         fprintf(stderr, "%s: sig_s: %s\n", __func__, (tmp = BN_bn2hex(sig_s)));
@@ -140,6 +142,8 @@ ssh_ecdsa_sk_verify(const struct sshkey *key,
             strlen(key->sk_application), apphash, sizeof(apphash))) != 0)
                 goto out;
 #ifdef DEBUG_SK
+        fprintf(stderr, "%s: hashed application:\n", __func__);
+        sshbuf_dump_data(apphash, sizeof(apphash), stderr);
         fprintf(stderr, "%s: hashed message:\n", __func__);
         sshbuf_dump_data(msghash, sizeof(msghash), stderr);
 #endif