tree 3ead2587c0a6da74d30be37aca84cf683883caa0
parent 770930c45f9793151e2c39b5834b1c8e7210bbe6
author Dave Barach <dave@barachs.net> 1476394509 -0400
committer Dave Barach <dave@barachs.net> 1476394572 -0400

add xxx_or_null(...) message buffer allocation variants

Useful when attempting to serialize potentially very large data
structures and send them to API clients. NULL pointer checks are
MANDATORY when calling xxx_or_null(...) variant functions.

Change-Id: I6ae272deb7150a2c5aa82ec45a206e5bddee7a02
Signed-off-by: Dave Barach <dave@barachs.net>