commit 7f1c58938db72b1508e383d94a0e59dd70ff306e
author Benjamin Wright <benwright@webrtc.org> Wed Mar 06 19:17:18 2019
committer Commit Bot <commit-bot@chromium.org> Fri Mar 08 00:35:05 2019
tree e0587689a35a0c1f95a4ec6f3cc827440446891d
parent 1109b59d0c59fa178e9dff3c6154b717af6aea5f

Adding new top-level directory crypto/

Adding the crypto root directory to WebRTC. The goal with this change is to
centralize the management of crypto code into a single location.

Currently we have cryptography code scattered across pc/ and rtc_base/
which makes it difficult audit and maintain.

By having a crypto/ directory we gain:
1. A clear first point of contact for auditing the cryptography in WebRTC.
2. Fine grain ownership to cryptography maintainers, we can include BoringSSL
   maintainers in this directory.
3. It improves maintanability of crypto code as we have improved modularization.
   It will not be deeply nested in all different parts of WebRTC.
4. Improved testability. We can cleanly build crypto libraries which plug into
   pc/ which we can more easily mock.
5. Enforce stricter rules. For example we may want to enforce ZeroOnFreeBuffer
   for all sensitive material. This is easier to enforce in a single directory.

Bug: webrtc:9600
Change-Id: I8e76332c7dcdac0a45a470ba2e930196e1ccf395
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/125142
Commit-Queue: Benjamin Wright <benwright@webrtc.org>
Reviewed-by: Niels Moller <nisse@webrtc.org>
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#27028}