tree fc69cb50bc0f6379041c94cac65de3827413f418
parent 0c0b7e1e1f35c23ecaed10fb262403f1b3cf5882
author David Benjamin <davidben@google.com> 1468522361 -0400
committer CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org> 1468607205 +0000

Give SSL_PRIVATE_KEY_METHOD a message-based API.

This allows us to implement custom RSA-PSS-based keys, so the async TLS
1.3 tests can proceed. For now, both sign and sign_digest exist, so
downstreams only need to manage a small change atomically. We'll remove
sign_digest separately.

In doing so, fold all the *_complete hooks into a single complete hook
as no one who implemented two operations ever used different function
pointers for them.

While I'm here, I've bumped BORINGSSL_API_VERSION. I do not believe we
have any SSL_PRIVATE_KEY_METHOD versions who cannot update atomically,
but save a round-trip in case we do. It's free.

Change-Id: I7f031aabfb3343805deee429b9e244aed5d76aed
Reviewed-on: https://boringssl-review.googlesource.com/8786
Reviewed-by: David Benjamin <davidben@google.com>
Commit-Queue: David Benjamin <davidben@google.com>
CQ-Verified: CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org>