commit af92418b8b2c8de26e50eee069d86511a7030029
author David Benjamin <davidben@google.com> Thu Oct 26 22:34:55 2017 -0400
committer CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org> Fri Oct 27 18:57:48 2017 +0000
tree 3e82fb6803e34e9b729e49c707f57a3de7be28b0
parent 51073ce05587f413d46f908407b47e884d6d325e

Generate bn_div and bn_mod_exp corpus from bn_tests.txt.

Also switch them to accepting a u16 length prefix. We appear not to have
any such tests right now, but RSA-2048 would involve modulus well larger
and primes just a hair larger than a u8 length prefix alows.

Change-Id: Icce8f1d976e159b945302fbba732e72913c7b724
Reviewed-on: https://boringssl-review.googlesource.com/22284
Commit-Queue: Steven Valdez <svaldez@google.com>
Reviewed-by: Steven Valdez <svaldez@google.com>
CQ-Verified: CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org>

fuzz/bn_div.cc

diff --git a/fuzz/bn_div.cc b/fuzz/bn_div.cc
index 8994826..16b060e 100644
--- a/fuzz/bn_div.cc
+++ b/fuzz/bn_div.cc
@@ -28,10 +28,10 @@
   CBS cbs, child0, child1;
   uint8_t sign0, sign1;
   CBS_init(&cbs, buf, len);
-  if (!CBS_get_u8_length_prefixed(&cbs, &child0) ||
+  if (!CBS_get_u16_length_prefixed(&cbs, &child0) ||
       !CBS_get_u8(&child0, &sign0) ||
       CBS_len(&child0) == 0 ||
-      !CBS_get_u8_length_prefixed(&cbs, &child1) ||
+      !CBS_get_u16_length_prefixed(&cbs, &child1) ||
       !CBS_get_u8(&child1, &sign1) ||
       CBS_len(&child1) == 0) {
     return 0;