[glib] base64: remove unnecessary assertions

[Ryan Lortie <ryanl src gnome org>]

commit a00fa340cb776976b14fd1b9476d1488a75d8377
Author: Ryan Lortie <desrt desrt ca>
Date:   Wed Jul 7 22:00:43 2010 -0400

    base64: remove unnecessary assertions
    
    Allow base64 encoding/decoding of empty strings.

 glib/gbase64.c |    5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)
---
diff --git a/glib/gbase64.c b/glib/gbase64.c
index bc2fa87..52982ce 100644
--- a/glib/gbase64.c
+++ b/glib/gbase64.c
@@ -254,8 +254,7 @@ g_base64_encode (const guchar *data,
   gint state = 0, outlen;
   gint save = 0;
 
-  g_return_val_if_fail (data != NULL, NULL);
-  g_return_val_if_fail (len > 0, NULL);
+  g_return_val_if_fail (data != NULL || len == 0, NULL);
 
   /* We can use a smaller limit here, since we know the saved state is 0,
      +1 is needed for trailing \0, also check for unlikely integer overflow */
@@ -398,8 +397,6 @@ g_base64_decode (const gchar *text,
 
   input_length = strlen (text);
 
-  g_return_val_if_fail (input_length > 1, NULL);
-
   /* We can use a smaller limit here, since we know the saved state is 0,
      +1 used to avoid calling g_malloc0(0), and hence retruning NULL */
   ret = g_malloc0 ((input_length / 4) * 3 + 1);