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David Benjamin d9f49974e3 Support high tag numbers in CBS/CBB.
This is a reland of https://boringssl-review.googlesource.com/2330. I
believe I've now cleared the fallout.

Android's attestion format uses some ludicrously large tag numbers:
https://developer.android.com/training/articles/security-key-attestation.html#certificate_schema

Add support for these in CBS/CBB. The public API does not change for
callers who were using the CBS_ASN1_* constants, but it is no longer the
case that tag representations match their DER encodings for small tag
numbers. When passing tags into CBS/CBB, use CBS_ASN1_* constants. When
working with DER byte arrays (most commonly test vectors), use the
numbers themselves.

Bug: 214
Update-Note: The in-memory representation of CBS/CBB tags changes.
   Additionally, we now support tag numbers above 30. I believe I've now
   actually cleared the fallout of the former. There is one test in
   Chromium and the same test in the internal repository that needs
   fixing.

Change-Id: I49b9d30df01f023c646d31156360ff69c91626a3
Reviewed-on: https://boringssl-review.googlesource.com/24404
Commit-Queue: Adam Langley <agl@google.com>
Reviewed-by: Adam Langley <agl@google.com>
CQ-Verified: CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org>
2018-01-03 22:28:32 +00:00
.github
crypto Support high tag numbers in CBS/CBB. 2018-01-03 22:28:32 +00:00
decrepit Explicit fallthrough on switch 2017-09-20 19:58:25 +00:00
fipstools Have run_cavp.go create “resp” directories as needed. 2017-06-08 19:13:01 +00:00
fuzz Refresh fuzzer corpora. 2017-12-18 21:54:26 +00:00
include/openssl Support high tag numbers in CBS/CBB. 2018-01-03 22:28:32 +00:00
infra/config Revert "Add new bots to the CQ." 2017-10-09 21:38:10 +00:00
ssl SSL_alert_from_verify_result: expose. 2018-01-03 22:02:42 +00:00
third_party Add links to proofs of elliptic curve formulas. 2017-12-22 19:52:44 +00:00
tool Remove deprecated TLS 1.3 variants. 2017-12-18 21:20:32 +00:00
util Support delocating vpbroadcastq. 2018-01-02 21:06:52 +00:00
.clang-format Import `newhope' (post-quantum key exchange). 2016-04-26 22:53:59 +00:00
.gitignore Add sde-linux64 to .gitignore. 2017-05-12 14:53:07 +00:00
API-CONVENTIONS.md Fix API-CONVENTIONS.md typos. 2017-01-04 01:46:32 +00:00
BUILDING.md Document the NDK's built-in toolchain file. 2017-12-14 01:54:47 +00:00
CMakeLists.txt Scope CMAKE_ASM_FLAGS workaround to the old NDK toolchain. 2017-12-14 01:55:26 +00:00
codereview.settings No-op change to trigger the new Bazel bot. 2016-07-07 12:07:04 -07:00
CONTRIBUTING.md Add a CONTRIBUTING.md file. 2016-02-10 21:38:19 +00:00
FUZZING.md Fix typo in FUZZING.md. 2017-07-06 18:25:07 +00:00
INCORPORATING.md Update links to Bazel's site. 2016-10-31 18:16:58 +00:00
LICENSE curve25519: fiat-crypto field arithmetic. 2017-11-03 22:39:31 +00:00
PORTING.md Switch OPENSSL_VERSION_NUMBER to 1.1.0. 2017-09-29 04:51:27 +00:00
README.md Add an API-CONVENTIONS.md document. 2016-08-04 23:27:49 +00:00
sources.cmake Add a test for lots of names and constraints. 2017-09-20 19:58:48 +00:00
STYLE.md Fix some style guide samples. 2017-08-31 14:24:45 +00:00

BoringSSL

BoringSSL is a fork of OpenSSL that is designed to meet Google's needs.

Although BoringSSL is an open source project, it is not intended for general use, as OpenSSL is. We don't recommend that third parties depend upon it. Doing so is likely to be frustrating because there are no guarantees of API or ABI stability.

Programs ship their own copies of BoringSSL when they use it and we update everything as needed when deciding to make API changes. This allows us to mostly avoid compromises in the name of compatibility. It works for us, but it may not work for you.

BoringSSL arose because Google used OpenSSL for many years in various ways and, over time, built up a large number of patches that were maintained while tracking upstream OpenSSL. As Google's product portfolio became more complex, more copies of OpenSSL sprung up and the effort involved in maintaining all these patches in multiple places was growing steadily.

Currently BoringSSL is the SSL library in Chrome/Chromium, Android (but it's not part of the NDK) and a number of other apps/programs.

There are other files in this directory which might be helpful: