* (mailbox/filter_trans.c, as of 2004-11-28). Improved by review
* from Paul Eggert, Bruno Haible, and Stepan Kasal.
*
- * See also RFC 3548 <http://www.ietf.org/rfc/rfc3548.txt>.
+ * See also RFC 4648 <http://www.ietf.org/rfc/rfc4648.txt>.
*
* Be careful with error checking. Here is how you would typically
* use these functions:
{
/* This may allocate a few bytes too many, depending on input,
but it's not worth the extra CPU time to compute the exact size.
- The exact size is 3 * inlen / 4, minus 1 if the input ends
- with "=" and minus another 1 if the input ends with "==".
+ The exact size is 3 * (inlen + (ctx ? ctx->i : 0)) / 4, minus 1 if the
+ input ends with "=" and minus another 1 if the input ends with "==".
Dividing before multiplying avoids the possibility of overflow. */
- size_t needlen = 3 * (inlen / 4) + 2;
+ size_t needlen = 3 * (inlen / 4) + 3;
*out = malloc (needlen);
if (!*out)