Pascal Brisset writes:

uuencode fails to encode binary data because it right-shifts
bytes as signed chars and keeps the duplicated sign bits.

The original base64_encode() from wget/http.c is broken as well,
but it is only used to encode ascii data.

-- Pascal


git-svn-id: svn://busybox.net/trunk/busybox@8348 69ca8d6d-28ef-0310-b511-8ec308f3f277

2 files changed, 3 insertions, 3 deletions

diff --git a/coreutils/uuencode.c b/coreutils/uuencode.c
index fd3326d80..42f629f48 100644
--- a/coreutils/uuencode.c
+++ b/coreutils/uuencode.c
@@ -59,7 +59,7 @@ static const char tbl_std[65] = {
  * buffer of at least 1+BASE64_LENGTH(length) bytes.
  * where BASE64_LENGTH(len) = (4 * ((LENGTH + 2) / 3))
  */
-static void uuencode (const char *s, const char *store, const int length, const char *tbl)
+static void uuencode (const unsigned char *s, const char *store, const int length, const char *tbl)
 {
         int i;
         unsigned char *p = (unsigned char *)store;
diff --git a/networking/wget.c b/networking/wget.c
index 3fd1df124..59f78ac3b 100644
--- a/networking/wget.c
+++ b/networking/wget.c
@@ -119,7 +119,7 @@ static char *safe_fgets(char *s, int size, FILE *stream)
  *  oops... isn't something similar in uuencode.c?
  *  It would be better to use already existing code
  */
-char *base64enc(char *p, char *buf, int len) {
+char *base64enc(unsigned char *p, char *buf, int len) {
 
         char al[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
                     "0123456789+/";
@@ -837,7 +837,7 @@ progressmeter(int flag)
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- *      $Id: wget.c,v 1.66 2004/01/17 23:07:14 bug1 Exp $
+ *      $Id: wget.c,v 1.67 2004/01/26 07:17:30 andersen Exp $
  */