Commit Graph

5465 Commits

Author SHA1 Message Date
David Benjamin
99767ecdd4 Enable ADX assembly.
Build (and carry) issues are now resolved (as far as we know). Let's try
this again...

Measurements on a Skylake VM (so a little noisy).

Before:
Did 3135 RSA 2048 signing operations in 3015866us (1039.5 ops/sec)
Did 89000 RSA 2048 verify (same key) operations in 3007271us (29594.9 ops/sec)
Did 66000 RSA 2048 verify (fresh key) operations in 3014363us (21895.2 ops/sec)
Did 324 RSA 4096 signing operations in 3004364us (107.8 ops/sec)
Did 23126 RSA 4096 verify (same key) operations in 3003398us (7699.9 ops/sec)
Did 21312 RSA 4096 verify (fresh key) operations in 3017043us (7063.9 ops/sec)
Did 31040 ECDH P-256 operations in 3024273us (10263.6 ops/sec)
Did 91000 ECDSA P-256 signing operations in 3019740us (30135.0 ops/sec)
Did 25678 ECDSA P-256 verify operations in 3046975us (8427.4 ops/sec)

After:
Did 3640 RSA 2048 signing operations in 3035845us (1199.0 ops/sec)
Did 129000 RSA 2048 verify (same key) operations in 3003691us (42947.2 ops/sec)
Did 105000 RSA 2048 verify (fresh key) operations in 3029935us (34654.2 ops/sec)
Did 510 RSA 4096 signing operations in 3014096us (169.2 ops/sec)
Did 38000 RSA 4096 verify (same key) operations in 3092814us (12286.5 ops/sec)
Did 34221 RSA 4096 verify (fresh key) operations in 3003817us (11392.5 ops/sec)
Did 38000 ECDH P-256 operations in 3061758us (12411.2 ops/sec)
Did 116000 ECDSA P-256 signing operations in 3001637us (38645.6 ops/sec)
Did 35100 ECDSA P-256 verify operations in 3023872us (11607.6 ops/sec)

Tested with Intel SDE.

Change-Id: Ib27c0d6012d14274e331ab03f958e5a0c8b7e885
Reviewed-on: https://boringssl-review.googlesource.com/28104
Reviewed-by: Adam Langley <agl@google.com>
2018-05-11 21:57:13 +00:00
David Benjamin
b06f92da7b Add new character encoding functions.
These will be used for the PKCS#12 code and to replace some of the
crypto/asn1 logic. So far they support the ones implemented by
crypto/asn1, which are Latin-1, UCS-2 (ASN.1 BMPStrings can't go beyond
the BMP), UTF-32 (ASN.1 UniversalString) and UTF-8.

Change-Id: I3d5c0d964cc6f97c3a0a1e352c9dd7d8cc0d87f2
Reviewed-on: https://boringssl-review.googlesource.com/28324
Commit-Queue: Adam Langley <agl@google.com>
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Reviewed-by: Adam Langley <agl@google.com>
2018-05-11 21:55:26 +00:00
Adam Langley
29d97ff333 Revert "Revert "Make x86(-64) use the same aes_hw_* infrastructure as POWER and the ARMs.""
This relands
https://boringssl-review.googlesource.com/c/boringssl/+/28026 with a
change to avoid calling the Aarch64 hardware functions when the set has
been set by C code, since these are seemingly incompatible.

Change-Id: I91f3ed41cf6f7a7ce7a0477753569fac084c528b
Reviewed-on: https://boringssl-review.googlesource.com/28384
Reviewed-by: Adam Langley <agl@google.com>
2018-05-11 19:16:49 +00:00
Adam Langley
aca24c8724 Revert "Make x86(-64) use the same aes_hw_* infrastructure as POWER and the ARMs."
Broke Aarch64 on the main builders (but not the trybots, somehow.)

Change-Id: I53eb09c99ef42a59628b0506b5ddb125299b554a
Reviewed-on: https://boringssl-review.googlesource.com/28364
Reviewed-by: Adam Langley <agl@google.com>
2018-05-11 17:39:50 +00:00
David Benjamin
5f001d1423 Const-correct some functions.
Callers should not mutate these.

Update-Note: I believe I've fixed up everything. If I missed one, the
fix should be straightforward.

Change-Id: Ifbce4961204822f57502a0de33aaa5a2a08b026d
Reviewed-on: https://boringssl-review.googlesource.com/28266
Commit-Queue: Steven Valdez <svaldez@google.com>
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Reviewed-by: Steven Valdez <svaldez@google.com>
2018-05-11 15:10:35 +00:00
Adam Langley
26ba48a6fb Make x86(-64) use the same aes_hw_* infrastructure as POWER and the ARMs.
This also happens to make the AES_[en|de]crypt functions use AES-NI
(where available) on Intel.

Update-Note: this substantially changes how AES-NI is triggered. Worth running bssl speed (on both k8 and ppc), before and after, to confirm that there are no regressions.

Change-Id: I5f22c1975236bbc1633c24ab60d683bca8ddd4c3
Reviewed-on: https://boringssl-review.googlesource.com/28026
Reviewed-by: David Benjamin <davidben@google.com>
2018-05-11 00:16:39 +00:00
Steven Valdez
56c4ed9ad7 Allow enabling all TLS 1.3 variants by setting |tls13_default|.
Update-Note: Enabling TLS 1.3 now enables both draft-23 and draft-28
by default, in preparation for cycling all to draft-28.
Change-Id: I9405f39081f2e5f7049aaae8a9c85399f21df047
Reviewed-on: https://boringssl-review.googlesource.com/28304
Commit-Queue: Steven Valdez <svaldez@google.com>
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Reviewed-by: David Benjamin <davidben@google.com>
2018-05-10 20:27:34 +00:00
David Benjamin
65359f0887 Don't keep trying to read from stdin after EOF.
I added the flag but forgot to do anything with it.

Change-Id: I5ad7e1ceed7eca60a3a096c079092ae30b2becbe
Reviewed-on: https://boringssl-review.googlesource.com/28305
Reviewed-by: Steven Valdez <svaldez@google.com>
Commit-Queue: Steven Valdez <svaldez@google.com>
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2018-05-10 19:41:24 +00:00
Matthew Braithwaite
d4e091ece9 Refresh TLS fuzzer corpora.
Change-Id: I3c013d10f0dbd2a46c5e7d62ecff40e6b7e2be8a
Reviewed-on: https://boringssl-review.googlesource.com/28144
Reviewed-by: David Benjamin <davidben@google.com>
2018-05-10 19:16:35 +00:00
David Benjamin
418cdc4df4 Use the right alert for bad CA lists.
Bug: 245
Change-Id: I6bfaf2dbe4996219773742a88c401d6cfffe3a3d
Reviewed-on: https://boringssl-review.googlesource.com/28284
Commit-Queue: David Benjamin <davidben@google.com>
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2018-05-09 18:04:38 +00:00
Matthew Braithwaite
3babc86d0f Expand the documentation of |SSL_set_shed_handshake_config|.
Change-Id: I49a693ef8aef2a0d83bc5d1c71bd896e28bf1a98
Reviewed-on: https://boringssl-review.googlesource.com/28246
Commit-Queue: Matt Braithwaite <mab@google.com>
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Reviewed-by: David Benjamin <davidben@google.com>
2018-05-08 23:23:55 +00:00
David Benjamin
8094b54eb1 Add BIO versions of i2d_DHparams and d2i_DHparams.
Change-Id: Ie643aaaa44aef67932b107d31ef92c2649738051
Reviewed-on: https://boringssl-review.googlesource.com/28269
Commit-Queue: David Benjamin <davidben@google.com>
Commit-Queue: Adam Langley <agl@google.com>
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2018-05-08 23:12:15 +00:00
David Benjamin
02de7bd3a0 Add some more accessors to SSL_SESSION.
Hopefully this is the last of it before we can hide the struct. We're
missing peer_sha256 accessors, and some test wants to mutate the ticket
in a test client.

Change-Id: I1a30fcc0a1e866d42acbc07a776014c9257f7c86
Reviewed-on: https://boringssl-review.googlesource.com/28268
Commit-Queue: David Benjamin <davidben@google.com>
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Reviewed-by: Adam Langley <agl@google.com>
2018-05-08 22:50:45 +00:00
Adam Langley
f64c373784 Fix build with GCC 4.9.2 and -Wtype-limits.
gRPC builds on Debian Jessie, which has GCC 4.9.2, and builds with
-Wtype-limits, which makes it warn about code intended for 64-bit
systems when building on 32-bit systems.

We have tried to avoid these issues with Clang previously by guarding
with “sizeof(size_t) > 4”, but this version of GCC isn't smart enough to
figure that out.

Change-Id: I800ceb3891436fa7c81474ede4b8656021568357
Reviewed-on: https://boringssl-review.googlesource.com/28247
Reviewed-by: David Benjamin <davidben@google.com>
Commit-Queue: David Benjamin <davidben@google.com>
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2018-05-08 22:21:45 +00:00
David Benjamin
bb3a456930 Move some RSA keygen support code into separate files.
This was all new code. There was a request to make this available under
ISC.

Change-Id: Ibabbe6fbf593c2a781aac47a4de7ac378604dbcf
Reviewed-on: https://boringssl-review.googlesource.com/28267
Reviewed-by: Adam Langley <agl@google.com>
2018-05-08 21:25:46 +00:00
David Benjamin
5d626b223b Add some more compatibility functions.
Change-Id: I56afcd896cb9de1c69c788b4f6395f4e78140d81
Reviewed-on: https://boringssl-review.googlesource.com/28265
Reviewed-by: Adam Langley <agl@google.com>
Commit-Queue: Adam Langley <agl@google.com>
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2018-05-08 20:51:15 +00:00
Martin Kreichgauer
044f637fef reformat third_party/wycheproof_testvectors/METADATA
Change-Id: Ib12f41dec023e20dfd1182513bf11571950d7c85
Reviewed-on: https://boringssl-review.googlesource.com/28245
Reviewed-by: David Benjamin <davidben@google.com>
Commit-Queue: David Benjamin <davidben@google.com>
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2018-05-08 19:00:35 +00:00
David Benjamin
477a9262f2 Bump BORINGSSL_API_VERSION.
Update-Note: https://boringssl-review.googlesource.com/28224 added
i2d_re_X509_tbs which was a 1.0.2 API we'd missed. Adding it is
ultimately more compatible, but will break
https://github.com/google/certificate-transparency/blob/master/cpp/log/cert.cc#L34
due to its OPENSSL_IS_BORINGSSL ifdef.

Bump BORINGSSL_API_VERSION so that we can patch that file with a
BORINGSSL_API_VERSION version check.

Change-Id: I9c83f5138a0215b554351b67ed51714d04428bd2
Reviewed-on: https://boringssl-review.googlesource.com/28264
Reviewed-by: Adam Langley <agl@google.com>
2018-05-08 17:40:55 +00:00
Adam Langley
57eaeaba24 Fix include path.
This happened to be working only because of lucky -I argument and At the
same time, include digest.h since this file references |EVP_sha1| and
other digest-related functions.

Change-Id: I0095ea8f5ef21f6e63b3dc819932b38178e09693
Reviewed-on: https://boringssl-review.googlesource.com/28244
Commit-Queue: David Benjamin <davidben@google.com>
Reviewed-by: David Benjamin <davidben@google.com>
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2018-05-08 16:26:05 +00:00
David Benjamin
91374e0cd2 Add a stub e_os2.h header.
Some third-party projects include it for some inexplicable reason.

Change-Id: I57c406d77d82a4a9ba6b54519023f2b02f2eb5e2
Reviewed-on: https://boringssl-review.googlesource.com/28225
Commit-Queue: David Benjamin <davidben@google.com>
Commit-Queue: Adam Langley <agl@google.com>
Reviewed-by: Adam Langley <agl@google.com>
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2018-05-08 01:32:14 +00:00
David Benjamin
0318b051ee Add some OpenSSL compatibility functions and hacks.
Change-Id: Ie42e57441f5fd7d1557a7fc1c648cf3f28b9c4db
Reviewed-on: https://boringssl-review.googlesource.com/28224
Commit-Queue: David Benjamin <davidben@google.com>
Commit-Queue: Adam Langley <agl@google.com>
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2018-05-08 01:22:04 +00:00
David Benjamin
1d339558ac Fix clang-cl build.
I missed the return value of operator=.

Change-Id: Ic8d6ec8feb47e922be56f5fba7aff019c322d6fa
Reviewed-on: https://boringssl-review.googlesource.com/28190
Commit-Queue: Steven Valdez <svaldez@google.com>
Reviewed-by: Steven Valdez <svaldez@google.com>
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2018-05-07 19:34:11 +00:00
David Benjamin
26aa7c88d1 Handle blocked writes in bssl client/server.
On Windows, just switching the socket to blocking doesn't work. Instead,
switch the stdin half of the waiter to waiting for either socket write
or stdin read, depending on whether we're in the middle of trying to
write a buffer.

Change-Id: I81414898f0491e78e6ab5b28c12148a3909ec1e0
Reviewed-on: https://boringssl-review.googlesource.com/28167
Commit-Queue: Steven Valdez <svaldez@google.com>
Reviewed-by: Steven Valdez <svaldez@google.com>
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2018-05-07 19:11:35 +00:00
David Benjamin
ed188fd8ef Enforce supported_versions in the second ServerHello.
We forgot to do this in our original implementation on general ecosystem
grounds. It's also mandated starting draft-26.

Just to avoid unnecessary turbulence, since draft-23 is doomed to die
anyway, condition this on our draft-28 implementation. (We don't support
24 through 27.)

We'd actually checked this already on the Go side, but the spec wants a
different alert.

Change-Id: I0014cda03d7129df0b48de077e45f8ae9fd16976
Reviewed-on: https://boringssl-review.googlesource.com/28124
Commit-Queue: Steven Valdez <svaldez@google.com>
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2018-05-07 19:05:20 +00:00
David Benjamin
3d9705d0a4 Fix bssl handling of buffered read data.
If the peer sends us one record that exceeds buffer, the socket will no
longer flag as readable, because data has been consumed, but SSL_read
should still be called to drain data. bssl would instead not notice and
only surface the data later on.

This can (currently) be reproduced by sending "HEAD / HTTP/1.1" to
www.google.com.

Change-Id: I73cdbe104ba6be56fc033429999e630f0eb852d8
Reviewed-on: https://boringssl-review.googlesource.com/28166
Commit-Queue: Steven Valdez <svaldez@google.com>
Reviewed-by: Steven Valdez <svaldez@google.com>
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2018-05-07 19:05:00 +00:00
David Benjamin
28385db6e1 Fix bssl select loop on Windows.
While |WaitForMultipleObjects| works for both sockets and stdin, the
latter is often a line-buffered console. The |HANDLE| is considered
readable if there are any console events available, but reading blocks
until a full line is available. (In POSIX, line buffering is implemented
in the kernel via termios, which is differently concerning, but does
mean |select| works as expected.)

So that |Wait| reflects final stdin read, we spawn a stdin reader thread
that writes to an in-memory buffer and signals a |WSAEVENT| to
coordinate with the socket. This is kind of silly, but it works.

I tried just writing it to a pipe, but it appears
|WaitForMultipleObjects| does not work on pipes!

Change-Id: I2bfa323fa91aad7d2035bb1fe86ee6f54b85d811
Reviewed-on: https://boringssl-review.googlesource.com/28165
Reviewed-by: Steven Valdez <svaldez@google.com>
Commit-Queue: Steven Valdez <svaldez@google.com>
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2018-05-07 19:04:00 +00:00
David Benjamin
2a92847c24 Restore some MSVC warnings.
bcm.c means e_aes.c can no longer be lazy about warning push/pop.

Change-Id: I558041bab3baa00e3adc628fe19486545d0f6be3
Reviewed-on: https://boringssl-review.googlesource.com/28164
Commit-Queue: Steven Valdez <svaldez@google.com>
Reviewed-by: Steven Valdez <svaldez@google.com>
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2018-05-07 19:03:30 +00:00
David Benjamin
bf33114b51 Rename third_party/wycheproof to satisfy a bureaucrat.
Make it clear this is not a pristine full copy of all of Wycheproof as a
library.

Change-Id: I1aa5253a1d7c696e69b2e8d7897924f15303d9ac
Reviewed-on: https://boringssl-review.googlesource.com/28188
Commit-Queue: David Benjamin <davidben@google.com>
Commit-Queue: Martin Kreichgauer <martinkr@google.com>
Reviewed-by: Martin Kreichgauer <martinkr@google.com>
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2018-05-07 18:33:50 +00:00
David Benjamin
98831738f2 Revert "Add other Windows configurations to the CQ."
This reverts commit b0412a6eba. It's still
flaky.

Change-Id: I234e67bf9114cab495ab6d93415c01e0168684fb
Reviewed-on: https://boringssl-review.googlesource.com/28189
Reviewed-by: David Benjamin <davidben@google.com>
2018-05-07 18:29:32 +00:00
David Benjamin
b0412a6eba Add other Windows configurations to the CQ.
They were flaky half a year ago, but maybe infra has fixed whatever the
issue was. We're on a different swarming pool now.

Change-Id: I6e9faa3e84d373a650ad67915ce93b293a968da8
Reviewed-on: https://boringssl-review.googlesource.com/28187
Commit-Queue: David Benjamin <davidben@google.com>
Commit-Queue: Steven Valdez <svaldez@google.com>
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2018-05-07 18:09:39 +00:00
David Benjamin
3c37d0aba5 Reland "Fix bssl client/server's error-handling."
Rather than printing the SSL_ERROR_* constants, print the actual error.
This should be a bit more understandable. Debugging this also uncovered
some other issues on Windows:

- We were mixing up C runtime and Winsock errors, which are separate in
  Windows.

- The thread local implementation interferes with WSAGetLastError due to
  a quirk of TlsGetValue. This could affect other Windows consumers.
  (Chromium uses a custom BIO, so it isn't affected.)

- SocketSetNonBlocking also interferes with WSAGetLastError.

- Listen for FD_CLOSE along with FD_READ. Connection close does not
  signal FD_READ. (The select loop only barely works on Windows anyway
  due to issues with stdin and line buffering, but if we take stdin out
  of the equation, FD_CLOSE can be tested.)

Change-Id: Ia8d42b5ac39ebb3045d410dd768f83a3bb88b2cb
Reviewed-on: https://boringssl-review.googlesource.com/28186
Reviewed-by: David Benjamin <davidben@google.com>
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2018-05-07 17:19:59 +00:00
Steven Valdez
0cdbc876a2 Revert "Fix bssl client/server's error-handling."
This reverts commit e7ca8a5d78.

Change-Id: Ib2f923760dc54400f45e9327b3a45466be1dd6d1
Reviewed-on: https://boringssl-review.googlesource.com/28184
Reviewed-by: Steven Valdez <svaldez@google.com>
Commit-Queue: Steven Valdez <svaldez@google.com>
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2018-05-07 16:53:09 +00:00
David Benjamin
e7ca8a5d78 Fix bssl client/server's error-handling.
Rather than printing the SSL_ERROR_* constants, print the actual error.
This should be a bit more understandable. Debugging this also uncovered
some other issues on Windows:

- We were mixing up C runtime and Winsock errors, which are separate in
  Windows.

- The thread local implementation interferes with WSAGetLastError due to
  a quirk of TlsGetValue. This could affect other Windows consumers.
  (Chromium uses a custom BIO, so it isn't affected.)

- SocketSetNonBlocking also interferes with WSAGetLastError.

- Listen for FD_CLOSE along with FD_READ. Connection close does not
  signal FD_READ. (The select loop only barely works on Windows anyway
  due to issues with stdin and line buffering, but if we take stdin out
  of the equation, FD_CLOSE can be tested.)

Change-Id: If991259915acc96606a314fbe795fe6ea1e295e8
Reviewed-on: https://boringssl-review.googlesource.com/28125
Commit-Queue: Steven Valdez <svaldez@google.com>
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2018-05-07 15:44:08 +00:00
Matthew Braithwaite
e30fac6371 Fuzz SSL_serialize_handoff() and SSL_serialize_handback().
This is done by adding two new tagged data types to the shim's
transcript: one for the serialized handoff, and another for the
serialized handback.

Then, the handshake driver in |TLSFuzzer| is modified to be able to
drive a handoff+handback sequence in the same way as was done for
testing: by swapping |BIO|s into additional |SSL| objects.  (If a
particular transcript does not contain a serialized handoff, this is a
no-op.)

Change-Id: Iab23e4dc27959ffd3d444adc41d40a4274e83653
Reviewed-on: https://boringssl-review.googlesource.com/27204
Commit-Queue: Matt Braithwaite <mab@google.com>
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Reviewed-by: Adam Langley <agl@google.com>
2018-05-05 02:41:04 +00:00
Matthew Braithwaite
9fdf7cb97a SSL_apply_handback: check session is where it's expected to be.
Found by fuzzing.

Change-Id: I831f7869b16486eef7ac887ee199450e38461086
Reviewed-on: https://boringssl-review.googlesource.com/28044
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2018-05-05 02:25:24 +00:00
Matthew Braithwaite
0e9e0ba18c SSL_apply_handback: check that SSL version is valid.
Along the way, check the version against the cipher to make sure the
combination is possible.

(Found by fuzzing: a bad version trips an assert.)

Change-Id: Ib0a284fd5fd9b7ba5ceba63aa6224966282a2cb7
Reviewed-on: https://boringssl-review.googlesource.com/27265
Commit-Queue: David Benjamin <davidben@google.com>
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2018-05-04 18:27:34 +00:00
Steven Valdez
537553ff7f Prevent out of bound read in do_buf (a_strex).
(Imported from upstream's 7e6c0f56e65af0727d87615342df1272cd017e9f)

Change-Id: I1d060055c923f78311265510a3fbe17a34ecc1d4
Reviewed-on: https://boringssl-review.googlesource.com/28084
Commit-Queue: Steven Valdez <svaldez@google.com>
Commit-Queue: David Benjamin <davidben@google.com>
Reviewed-by: David Benjamin <davidben@google.com>
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2018-05-04 18:22:34 +00:00
David Benjamin
179c4e257a Update Wycheproof, add keywrap tests, and fix a bug.
The bug, courtesy of Wycheproof, is that AES key wrap requires the input
be at least two blocks, not one. This also matches the OpenSSL behavior
of those two APIs.

Update-Note: AES_wrap_key with in_len = 8 and AES_unwrap_key with
in_len = 16 will no longer work.

Change-Id: I5fc63ebc16920c2f9fd488afe8c544e0647d7507
Reviewed-on: https://boringssl-review.googlesource.com/27925
Commit-Queue: David Benjamin <davidben@google.com>
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Reviewed-by: Adam Langley <agl@google.com>
2018-05-04 17:08:44 +00:00
Matthew Braithwaite
cf341d028f Add missing #include of <openssl/mem.h>.
Change-Id: I0674f4e9b15b546237600fb2486c46aac7cb0716
Reviewed-on: https://boringssl-review.googlesource.com/28027
Reviewed-by: David Benjamin <davidben@google.com>
Commit-Queue: David Benjamin <davidben@google.com>
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2018-05-04 16:51:04 +00:00
David Benjamin
f6d9f0b58e bn/asm/*-mont.pl: fix memory access pattern in final subtraction.
Montgomery multiplication post-conditions in some of code paths were
formally non-constant time. Cache access pattern was result-neutral,
but a little bit asymmetric, which might have produced a signal [if
processor reordered load and stores at run-time].

(Imported from upstream's 774ff8fed67e19d4f5f0df2f59050f2737abab2a.)

Change-Id: I77443fb79242b77e704c34d69f1de9e3162e9538
Reviewed-on: https://boringssl-review.googlesource.com/27987
Reviewed-by: Adam Langley <agl@google.com>
2018-05-03 23:21:22 +00:00
Adam Langley
3e87165d3c Avoid compiler errors for Android ARMv7.
(It complains that the comparison is always false with NDK r17 beta 2.)

Change-Id: I6b695fd0e86047f0c1e4267290e63db3184a958a
Reviewed-on: https://boringssl-review.googlesource.com/28025
Commit-Queue: David Benjamin <davidben@google.com>
Reviewed-by: David Benjamin <davidben@google.com>
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2018-05-03 19:11:34 +00:00
Steven Valdez
dd444b1d8e Fix bugs in X509_NAME_add_entry.
|set| should be evaluated to determine whether to insert/append before
it is reused as a temporary variable.

When incrementing the |set| of X509_NAME_ENTRY, the inserted entry
should not be incremented.

Thanks to Ingo Schwarze for extensive debugging and the initial
fix.

(Imported from upstream bbf27cd58337116c57a1c942153330ff83d5540a)

Change-Id: Ib45d92fc6d52d7490b01d3c475eafc42dd6ef721
Reviewed-on: https://boringssl-review.googlesource.com/28005
Commit-Queue: Steven Valdez <svaldez@google.com>
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Reviewed-by: David Benjamin <davidben@google.com>
2018-05-03 17:40:43 +00:00
Adam Langley
0c9ac2e7bf Drop FULL_UNROLL code in aes.c.
We've never defined this so this code has always been dead.

Change-Id: Ibcc4095bf812c7e1866c5f39968789606f0995ae
Reviewed-on: https://boringssl-review.googlesource.com/28024
Commit-Queue: David Benjamin <davidben@google.com>
Reviewed-by: David Benjamin <davidben@google.com>
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2018-05-03 16:10:14 +00:00
David Benjamin
0ca921431a Temporarily restore SHA256 and SHA384 cipher suite aliases.
https://boringssl-review.googlesource.com/27944 inadvertently caused
SHA256 and SHA384 aliases to be rejected in
SSL_CTX_set_strict_cipher_list. While this is the desired end state, in
case the removal needs to be reverted, we should probably defer this to
post-removal cleanup.

Otherwise we might update someone's "ALL:!SHA256" cipher string to
account for the removal, and then revert the removal underneath them.

Change-Id: Id516a27a2ecefb5871485d0ae18067b5bbb536bb
Reviewed-on: https://boringssl-review.googlesource.com/28004
Reviewed-by: Adam Langley <agl@google.com>
2018-05-03 15:48:50 +00:00
David Benjamin
b95d4b4cb3 Move srtp_profiles to SSL_CONFIG.
These are also not needed after the handshake.

Change-Id: I5de2d5cf18a3783a6c04c0a8fe311069fb51b939
Reviewed-on: https://boringssl-review.googlesource.com/27986
Reviewed-by: Steven Valdez <svaldez@google.com>
Commit-Queue: Steven Valdez <svaldez@google.com>
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2018-05-03 15:20:13 +00:00
David Benjamin
98472cb30d Consistently use session_ctx for session caching.
The TLS 1.3 client logic used ctx instead. This is all moot as
SSL_set_SSL_CTX on a client really wouldn't work, but we should be
consistent. Unfortunately, this moves moving the pointer back to SSL
from SSL_CONFIG.

Change-Id: I45f8241e16f499ad416afd5eceb52dc82af9c4f4
Reviewed-on: https://boringssl-review.googlesource.com/27985
Commit-Queue: David Benjamin <davidben@google.com>
Commit-Queue: Steven Valdez <svaldez@google.com>
Reviewed-by: Steven Valdez <svaldez@google.com>
CQ-Verified: CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org>
2018-05-02 20:15:08 +00:00
David Benjamin
8e75ae4880 Add a Wycheproof driver for AES-CBC.
Change-Id: I782ea51e1db8d05f552832a7c6910954fa2dda5f
Reviewed-on: https://boringssl-review.googlesource.com/27924
Commit-Queue: David Benjamin <davidben@google.com>
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Reviewed-by: Adam Langley <agl@google.com>
2018-05-02 19:41:48 +00:00
David Benjamin
302bb3964a Small curve25519 cleanups.
Per Brian, x25519_ge_frombytes_vartime does not match the usual
BoringSSL return value convention, and we're slightly inconsistent about
whether to mask the last byte with 63 or 127. (It then gets ANDed with
64, so it doesn't matter which.) Use 127 to align with the curve25519
RFC. Finally, when we invert the transformation, use the same constants
inverted so that they're parallel.

Bug: 243, 244
Change-Id: I0e3aca0433ead210446c58d86b2f57526bde1eac
Reviewed-on: https://boringssl-review.googlesource.com/27984
Reviewed-by: Adam Langley <agl@google.com>
2018-05-02 19:24:00 +00:00
David Benjamin
6e678eeb6e Remove legacy SHA-2 CBC ciphers.
All CBC ciphers in TLS are broken and insecure. TLS 1.2 introduced
AEAD-based ciphers which avoid their many problems. It also introduced
new CBC ciphers based on HMAC-SHA256 and HMAC-SHA384 that share the same
flaws as the original HMAC-SHA1 ones. These serve no purpose. Old
clients don't support them, they have the highest overhead of all TLS
ciphers, and new clients can use AEADs anyway.

Remove them from libssl. This is the smaller, more easily reverted
portion of the removal. If it survives a week or so, we can unwind a lot
more code elsewhere in libcrypto. This removal will allow us to clear
some indirect calls from crypto/cipher_extra/tls_cbc.c, aligning with
the recommendations here:

https://github.com/HACS-workshop/spectre-mitigations/blob/master/crypto_guidelines.md#2-avoid-indirect-branches-in-constant-time-code

Update-Note: The following cipher suites are removed:
- TLS_RSA_WITH_AES_128_CBC_SHA256
- TLS_RSA_WITH_AES_256_CBC_SHA256
- TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256
- TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384
- TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256
- TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384

Change-Id: I7ade0fc1fa2464626560d156659893899aab6f77
Reviewed-on: https://boringssl-review.googlesource.com/27944
Reviewed-by: Adam Langley <agl@google.com>
2018-05-02 19:21:56 +00:00
David Benjamin
71666cb87c Allow renego and config shedding to coexist more smoothly.
Chrome needs to support renegotiation at TLS 1.2 + HTTP/1.1, but we're
free to shed the handshake configuration at TLS 1.3 or HTTP/2.

Rather than making config shedding implicitly disable renegotiation,
make the actual shedding dependent on a combination of the two settings.
If config shedding is enabled, but so is renegotiation (including
whether we are a client, etc.), leave the config around. If the
renegotiation setting gets disabled again after the handshake,
re-evaluate and shed the config then.

Bug: 123
Change-Id: Ie833f413b3f15b8f0ede617991e3fef239d4a323
Reviewed-on: https://boringssl-review.googlesource.com/27904
Commit-Queue: David Benjamin <davidben@google.com>
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Reviewed-by: Matt Braithwaite <mab@google.com>
2018-05-01 23:28:59 +00:00