From: henryk@ploetzli.ch <henryk@ploetzli.ch@ef4ab9da-24cd-11de-8aaa-f3a34680c41f>
Date: Thu, 4 Feb 2010 02:49:21 +0000 (+0000)
Subject: Limit DbpString size to the buffer size, patch by Andreas from proxmark forums
X-Git-Tag: v1.0.0~391
X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/commitdiff_plain/92e592ce71c995c68b0ed455c58b2d0dacd406bc

Limit DbpString size to the buffer size, patch by Andreas from proxmark forums
---

diff --git a/armsrc/appmain.c b/armsrc/appmain.c
index 4321d946..ecf22adf 100644
--- a/armsrc/appmain.c
+++ b/armsrc/appmain.c
@@ -76,6 +76,9 @@ void DbpString(char *str)
 	UsbCommand c;
 	c.cmd = CMD_DEBUG_PRINT_STRING;
 	c.arg[0] = strlen(str);
+	if(c.arg[0] > sizeof(c.d.asBytes)) {
+		c.arg[0] = sizeof(c.d.asBytes);
+	}
 	memcpy(c.d.asBytes, str, c.arg[0]);
 
 	UsbSendPacket((BYTE *)&c, sizeof(c));