New style BIO_debug_callback_ex() function added to provide
replacement for BIO_debug_callback().
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/15440)
Check that different return values passed to the BIO callback are
correctly handled.
Reviewed-by: Tim Hudson <tjh@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/7344)
Don't pass a pointer to uninitialized processed value
for BIO_CB_READ and BIO_CB_WRITE
Check the correct cmd code in BIO_callback_ctrl
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/5516)
