From 7a86cdc877a95a6bfcacf56994609a52bf665e6d Mon Sep 17 00:00:00 2001
From: Zhaolin Deng <zhaolin.deng@student.unimelb.edu.au>
Date: Sat, 13 Oct 2018 14:40:05 +0800
Subject: [PATCH] update fuzzer
---
fuzzer/Fuzzer.java | 2 +-
src/machine-vuln4.c | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/fuzzer/Fuzzer.java b/fuzzer/Fuzzer.java
index 039f239..2c3863a 100644
--- a/fuzzer/Fuzzer.java
+++ b/fuzzer/Fuzzer.java
@@ -32,7 +32,7 @@ public class Fuzzer {
};
pw.println("RET R31");*/
//pw.println("JZ R0 -2");
- pw.println("RET R0");
+ pw.println("RET R31");
}catch (Exception e){
e.printStackTrace(System.err);
diff --git a/src/machine-vuln4.c b/src/machine-vuln4.c
index 46b0e2e..7ade421 100644
--- a/src/machine-vuln4.c
+++ b/src/machine-vuln4.c
@@ -57,8 +57,8 @@ unsigned int count = 0; /* counts number of instructions executed so far */
static void machine_init(void){
memory = malloc(sizeof(int32_t)*MEMORY_SIZE);
regs = malloc(sizeof(int32_t)*NUM_REGS);
- //Zmemset(memory,0,sizeof(int32_t)*MEMORY_SIZE);
- //memset(regs,0,sizeof(int32_t)*NUM_REGS);
+ memset(memory,0,sizeof(int32_t)*MEMORY_SIZE);
+ memset(regs,0,sizeof(int32_t)*(NUM_REGS-1));
count = 0;
}
--
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