From 0f725dd0b031153367eb85b6aef83629260de44f Mon Sep 17 00:00:00 2001
From: joerg_wunsch <joerg_wunsch@81a1dc3b-b13d-400b-aceb-764788c761c2>
Date: Tue, 30 Aug 2005 04:44:29 +0000
Subject: [PATCH] Consitently use unsigned char for buffers to avoid warnings.

git-svn-id: svn://svn.savannah.nongnu.org/avrdude/trunk/avrdude@492 81a1dc3b-b13d-400b-aceb-764788c761c2
---
 ChangeLog    | 4 ++++
 usb_libusb.c | 6 +++---
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 243dc868..4f80bec1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2005-08-30  Joerg Wunsch <j@uriah.heep.sax.de>
+
+	* usb_libusb.c: Consistently use unsigned char for buffers.
+
 2005-08-28  Joerg Wunsch <j@uriah.heep.sax.de>
 
 	* avrdude.conf.in: Add support for the ATtiny25/45/85.  Note that
diff --git a/usb_libusb.c b/usb_libusb.c
index d53d04b9..e801e727 100644
--- a/usb_libusb.c
+++ b/usb_libusb.c
@@ -178,7 +178,7 @@ static void usbdev_close(int fd)
 }
 
 
-static int usbdev_send(int fd, char *bp, size_t mlen)
+static int usbdev_send(int fd, unsigned char *bp, size_t mlen)
 {
   usb_dev_handle *udev = (usb_dev_handle *)fd;
 
@@ -213,11 +213,11 @@ usb_fill_buf(usb_dev_handle *udev)
   return 0;
 }
 
-static int usbdev_recv(int fd, char *buf, size_t nbytes)
+static int usbdev_recv(int fd, unsigned char *buf, size_t nbytes)
 {
   usb_dev_handle *udev = (usb_dev_handle *)fd;
   int i, amnt;
-  char * p = buf;
+  unsigned char * p = buf;
 
   for (i = 0; nbytes > 0;)
     {