From: Guido Vranken <guidovranken@gmail.com>
Date: Sun, 13 Aug 2017 00:37:13 +0000 (+0200)
Subject: fuzzer-verify-cert.c: change subbuffer limit from 256 to 2048 bytes, and enforce... 
X-Git-Url: http://git.ipfire.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=bd3f49abf76a4eca132ff0c7996a17036e633425;p=thirdparty%2Fopenvpn.git

fuzzer-verify-cert.c: change subbuffer limit from 256 to 2048 bytes, and enforce limit. for greater code coverage
---

diff --git a/src/openvpn/fuzzer-verify-cert.c b/src/openvpn/fuzzer-verify-cert.c
index 198e22716..ad4ec58d2 100644
--- a/src/openvpn/fuzzer-verify-cert.c
+++ b/src/openvpn/fuzzer-verify-cert.c
@@ -18,7 +18,7 @@
 #include "ssl_verify.h"
 #include "ssl_verify_backend.h"
 
-#define SUBBUFFER_SIZE 256
+#define SUBBUFFER_SIZE 2048
 
 int LLVMFuzzerInitialize(int *argc, char ***argv)
 {
@@ -214,7 +214,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 
     gc = gc_new();
 
-    fuzzer_set_input((unsigned char*)data, size);
+    fuzzer_set_input((unsigned char*)data, SUBBUFFER_SIZE);
 
     data += SUBBUFFER_SIZE;
     size -= SUBBUFFER_SIZE;