* common/ksba-io-support.c: Include ksba-io-support.h instead of
../sm/gpgsm.h. Include util.h.
(writer_cb_parm_s): Remove const from 'pem_name'.
(gpgsm_destroy_writer): Free 'pem_name'.
(gpgsm_create_reader): Rename to ...
(gnupg_ksba_create_reader): this. Replace args CTRL and
ALLOW_MULTI_PEM by a new arg FLAGS. Change the code to evaluate
FLAGS. Change all callers to pass the FLAGS.
(gpgsm_create_writer): Rename to ...
(gnupg_ksba_create_writer): this. Replace arg CTRL by new arg FLAGS.
Add arg PEM_NAME. Evaluate FLAGS. Store a copy of PEM_NAME. Change
all callers to pass the FLAGS and PEM_NAME.
Signed-off-by: Werner Koch <wk@gnupg.org>