RT3462: Document actions when data==NULL
authorRich Salz <rsalz@openssl.org>
Mon, 8 Sep 2014 15:48:34 +0000 (11:48 -0400)
committerRich Salz <rsalz@openssl.org>
Fri, 3 Oct 2014 14:39:00 +0000 (10:39 -0400)
commit5aed169305941fb1eba15fd4bacc0f998b0e43f7
tree933c66f93325ba1b34da7031bfca6c4d818f5c32
parent429a25b97dd83b55a821629cd6e3ef1f80eb7a8a
RT3462: Document actions when data==NULL

If data is NULL, return the size needed to hold the
derived key.  No other API to do this, so document
the behavior.

Reviewed-by: Richard Levitte <levitte@openssl.org>
doc/crypto/EVP_BytesToKey.pod