libbb: change decode_base32/64 API to return the end of _dst_, not _src_.

function                                             old     new   delta
decode_base64                                        173     178      +5
read_base64                                          222     220      -2
decode_base32                                        186     182      -4
handle_incoming_and_exit                            2263    2239     -24
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/3 up/down: 5/-30)             Total: -25 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 2 insertions, 4 deletions

diff --git a/networking/httpd.c b/networking/httpd.c
index 4ffd89c48..4346141ee 100644
--- a/networking/httpd.c
+++ b/networking/httpd.c
@@ -1015,11 +1015,9 @@ static char *encodeString(const char *string)
  * Parameter: a pointer to a base64 encoded string.
  * Decoded data is stored in-place.
  */
-static void decodeBase64(char *Data)
+static void decodeBase64(char *data)
 {
-        char *eptr = Data;
-        decode_base64(&eptr, Data);
-        *eptr = '\0';
+        decode_base64(data, NULL)[0] = '\0';
 }
 #endif