Squashed commit of the following:

commit cb5cc5d4e837aa57c0155a78939a00f8858ddbdf
Author: Kevin Graney <kmg@google.com>
Date:   Tue May 9 14:41:20 2023 -0400

    Give Abseil visibility to anonymous-counting-tokens

commit ebb50c115dc0c14d67bcf7b268e573a932cecb67
Author: Kevin Graney <kmg@google.com>
Date:   Mon May 1 15:21:37 2023 -0400

    Update visibility again

commit e3ad3dbceb69fa961e47c6e1c2c52f1cfc6f5853
Author: Kevin Graney <kmg@google.com>
Date:   Mon May 1 11:14:02 2023 -0400

    Change visibility; add CFI for device builds

commit 4d9e0cc71238ed276d11b273fd5a78517e5d680a
Author: Kevin Graney <kmg@google.com>
Date:   Thu Apr 27 15:41:12 2023 -0400

    Add a TODO to support CFI

commit 4358e418a86e11ac83ffcc7b1d5d234a1c456b97
Author: Kevin Graney <kmg@google.com>
Date:   Thu Apr 27 14:58:42 2023 -0400

    Patch updates from google3

commit 4d706c63606e7a5e9b47a2e9de4d1a8f0b74506a
Merge: efa1236 e028e594
Author: Kevin Graney <kmg@google.com>
Date:   Thu Apr 27 11:28:46 2023 -0400

    Merge branch 'master' into android_3p2

    Add Karn's latest changes

commit efa12364a08be9293cb58781ac2bfa413fe72b8e
Author: Kevin Graney <kmg@google.com>
Date:   Wed Apr 26 11:20:31 2023 -0400

    Update visibility rules to match expected ACT dir

commit 70a58a8abea90d92c9fe1a957027f595c403de30
Author: Kevin Graney <kmg@google.com>
Date:   Wed Apr 19 13:13:34 2023 -0400

    Add sanitizers to libpjc compilation

commit e028e594
Author: Karn Seth <karn@google.com>
Date:   Mon Apr 17 13:10:43 2023 -0400

    updates bb_oblivious_sig param combinations and dy_vrf params proof

commit 9e3c52095248f131461a716be4f59e8ae267d8f4
Author: Kevin Graney <kmg@google.com>
Date:   Tue Apr 11 19:38:36 2023 -0400

    Add TEST_MAPPING file

commit 6a04d8cf69c912ae72d5bb3e62d00a403cd9f50c
Author: Kevin Graney <kmg@google.com>
Date:   Mon Apr 10 23:50:49 2023 -0400

    More edits

commit b0dc1f512d9e1cabb697b99b14bc928e4e2e703a
Author: Kevin Graney <kmg@google.com>
Date:   Mon Apr 10 23:49:42 2023 -0400

    Add explicit version

commit ef0056eff7407e1c42c64216a9eba9c61734577b
Author: Kevin Graney <kmg@google.com>
Date:   Mon Apr 10 23:02:35 2023 -0400

    Start splitting up unit tests to prevent linker errors

commit 4df3ca23871bef011fb8aff624e794faf8400f32
Author: Kevin Graney <kmg@google.com>
Date:   Fri Apr 7 13:10:25 2023 -0400

    Add -Wno-unused-parameter

commit ef30c6900b326a551a6136e79a58ebac1b060040
Author: Kevin Graney <kmg@google.com>
Date:   Fri Apr 7 10:04:39 2023 -0400

    Split up unit tests

commit ff52a575179ed54878ca6e60fa7a77779782f61c
Author: Kevin Graney <kmg@google.com>
Date:   Fri Apr 7 08:44:47 2023 -0400

    Alphabetize abseil sources

commit 743ab3474664b8c83515dab8e7d71fff1d9b82d3
Author: Kevin Graney <kmg@google.com>
Date:   Fri Apr 7 08:43:15 2023 -0400

    Start separating out abseil unit tests

commit 960c9c5d3eabcb66f9596ebd1276af963a847b01
Author: Kevin Graney <kmg@google.com>
Date:   Wed Apr 5 23:53:01 2023 -0400

    Minor formatting

commit 99278f1502bf1a95567d0d4ab9093bd79f9109ca
Author: Kevin Graney <kmg@google.com>
Date:   Wed Apr 5 23:16:15 2023 -0400

    Add libpjc_crypto_test target

commit 8ffe7824c8eec67029c2cff49f6f959fbedc8c29
Author: Kevin Graney <kmg@google.com>
Date:   Wed Apr 5 21:24:58 2023 -0400

    Change from <> to "" include

commit c4915f258f6d60f57c8fdacfe58030d68b664729
Author: Kevin Graney <kmg@google.com>
Date:   Wed Apr 5 16:56:08 2023 -0400

    Add more files to compilation set

    Need to fix a few proto includes upstream

commit 12c5c82d53a87f3be8e84a780861c4e19b7d0ab6
Author: Kevin Graney <kmg@google.com>
Date:   Tue Apr 4 20:31:56 2023 -0400

    Add abseil source files and link to liblog

commit ccf10be3d9ac8106fa7afa372d42ba7281f3e65c
Author: Kevin Graney <kmg@google.com>
Date:   Mon Apr 3 17:06:02 2023 -0400

    Add include path for abseil

    This is still missing the library to link in

commit 0ac3897acefbc62ae245bcf3c29b80af7deb7efd
Author: Kevin Graney <kmg@google.com>
Date:   Mon Apr 3 15:59:32 2023 -0400

    Add a private copy of the latest LTS Abseil release

commit c610df0325afb6315ef004ec080c9cc431991c21
Author: Kevin Graney <kmg@google.com>
Date:   Fri Mar 31 12:23:15 2023 -0400

    Add metadata files for Android third-party

commit 8f055b2e
Author: Karn Seth <karn@google.com>
Date:   Mon Apr 3 11:02:49 2023 -0400

    updates dependencies, adds pedersen, cs, dy primitives

commit ff5af155
Author: Mihaela Ion <mion@google.com>
Date:   Fri Nov 18 12:38:53 2022 -0500

    Adds a Java implementation of the EC Commutative Cipher

commit 8eafe59e
Author: Karn Seth <karn@google.com>
Date:   Wed Jul 20 16:25:23 2022 -0400

    updates grpc dep to 1.48.0

commit 505ba981
Author: Karn Seth <karn@google.com>
Date:   Wed Sep 29 19:13:29 2021 +0000

    adds .bazelrc, pjc_deps and .gitignore

commit 5fb148f7
Author: Karn Seth <karn@google.com>
Date:   Tue Sep 28 20:22:27 2021 +0000

    modifies header guards, updates copyright notice

commit 2c8d9c3c
Author: Karn Seth <karn@google.com>
Date:   Mon Sep 6 23:28:06 2021 +0000

    updates proto_util

commit b4d3de61
Author: Karn Seth <karn@google.com>
Date:   Thu Sep 2 19:40:22 2021 +0000

    changes com_github_glog_glog to com_github_google_glog

commit 8bc01b3f
Author: Karn Seth <karn@google.com>
Date:   Fri Aug 6 23:53:19 2021 +0000

    removes unnecessary include

commit 163826c8
Author: Karn Seth <karn@google.com>
Date:   Fri Aug 6 23:46:54 2021 +0000

    moves all source files to private_join_and_compute subfolder. Credit to efoxepstein

commit 76477f8d
Author: Mihaela Ion <mion@google.com>
Date:   Mon Aug 2 20:37:39 2021 +0200

    Updates util imports

commit 4d556ce5
Author: Mihaela Ion <mion@google.com>
Date:   Mon Aug 2 20:20:45 2021 +0200

    Removes unsupported proto option

commit 75e36865
Author: Mihaela Ion <mion@google.com>
Date:   Mon Aug 2 16:36:29 2021 +0200

    Fixes proto dependency

commit d363bd46
Author: Mihaela Ion <mion@google.com>
Date:   Mon Aug 2 08:56:30 2021 +0200

    Fixes a BUILD rule name

commit 81249f1f
Author: Mihaela Ion <mion@google.com>
Date:   Mon Aug 2 08:32:18 2021 +0200

    Adds missing util BUILD rules

commit 4c0fea19
Author: Mihaela Ion <mion@google.com>
Date:   Wed Jul 28 08:34:43 2021 +0200

    Adds helper functions for processing files in parallel and reading and writing keys

commit e88d36aa
Merge: 24780233 fe6237a6
Author: Kevin Yeo <kwlyeo@google.com>
Date:   Thu Jul 22 14:43:30 2021 -0400

    Merge pull request #29 from efoxepstein/status-macros

    Improve util/status_macros.h with ifdef guards.

commit fe6237a6
Author: Eli Fox-Epstein <efoxepstein@google.com>
Date:   Thu Jul 22 18:36:51 2021 +0000

    Improve util/status_macros.h with ifdef guards.

    This also uses operator* instead of .value() to access the value of a
    StatusOr known to be OK as per guidance in https://abseil.io/tips/181.

commit 24780233
Author: Mihaela Ion <mion@google.com>
Date:   Wed Jul 21 19:00:40 2021 +0200

    Adds a helper function for writing multiple protos to file

commit 11cfedad
Author: Karn Seth <karn@google.com>
Date:   Thu May 13 20:13:40 2021 +0000

    push internal changes

commit 89c8d0aa
Author: Karn Seth <karn@google.com>
Date:   Tue Feb 23 16:51:52 2021 +0000

    clean up headers etc

commit 217dbe13
Author: Karn Seth <karn@google.com>
Date:   Thu Feb 11 18:18:59 2021 +0000

    adds shanks discrete log algorithm

commit 842f43b0
Author: Karn Seth <karn@google.com>
Date:   Thu Jan 14 16:06:54 2021 +0000

    adds hash_type to ec_point_util

commit 52c605f8
Author: Karn Seth <karn@google.com>
Date:   Wed Jan 13 19:17:50 2021 +0000

    adds libraries for status testing, slight modifications to bignum

commit 884e999b
Author: Karn Seth <karn@google.com>
Date:   Sun Jan 3 21:12:22 2021 +0000

    removes redundant files

commit 484a85c6
Author: Karn Seth <karn@google.com>
Date:   Tue Dec 22 00:33:23 2020 +0000

    migrate commandlineflags to absl::flag

commit 458ea224
Merge: 99fbcf79 ee2c5814
Author: karnseth <karn@google.com>
Date:   Mon Dec 7 12:40:14 2020 -0500

    Merge pull request #20 from schoppmp/windows

    Fix build on Windows

commit ee2c5814
Author: Phillipp Schoppmann <schoppmp+git@posteo.net>
Date:   Wed Dec 2 10:16:17 2020 +0100

    Fix build on Windows

commit 99fbcf79
Author: Karn Seth <karn@google.com>
Date:   Mon Nov 30 15:29:42 2020 +0000

    incorporates absl::string_view where appropriate

commit aa2d68e6
Author: Karn Seth <karn@google.com>
Date:   Mon Nov 16 21:27:16 2020 +0000

    uses absl status and statusor

commit b040c117
Author: Karn Seth <karn@google.com>
Date:   Tue May 12 13:35:01 2020 -0400

    adds missing BUILD rules, updates grpc deps version

commit 6daf1c5f
Author: Karn Seth <karn@google.com>
Date:   Tue May 12 11:41:45 2020 -0400

    adds commutative elgamal and ec point util

commit 53ca1e23
Author: Karn Seth <karn@google.com>
Date:   Mon Apr 27 13:17:31 2020 -0400

    changes default curve to NIST P-256

commit d9bd7fe9
Author: Karn Seth <karn@google.com>
Date:   Mon Apr 27 13:11:30 2020 -0400

    syncs various refactoring changes

commit eaec47fa
Author: Karn Seth <>
Date:   Mon Apr 20 14:23:45 2020 -0400

    Removes workarounds from README

commit 391f0934
Merge: 4e1c4fda 646f563e
Author: karnseth <karn@google.com>
Date:   Mon Apr 20 12:33:05 2020 -0400

    Merge pull request #11 from schoppmp/fix-build

    Fix build with Bazel >= 2

commit 646f563e
Author: Phillipp Schoppmann <schoppmann@informatik.hu-berlin.de>
Date:   Mon Apr 20 15:12:29 2020 +0200

    Don't load grpc_test_only_deps

commit a5219c24
Author: Phillipp Schoppmann <schoppmann@informatik.hu-berlin.de>
Date:   Mon Apr 20 15:04:34 2020 +0200

    Add comments in WORKSPACE

commit 975b14f0
Author: Phillipp Schoppmann <schoppmann@informatik.hu-berlin.de>
Date:   Fri Apr 17 10:27:38 2020 -0700

    Fix build with Bazel >= 2

commit 4e1c4fda
Author: mihaelaion-code <51996505+mihaelaion-code@users.noreply.github.com>
Date:   Thu Nov 7 15:23:12 2019 +0100

    Added note to build with Bazel 0.28.1.

commit 375be831
Author: Kevin Yeo <kwlyeo@google.com>
Date:   Mon Aug 5 10:40:10 2019 -0400

    Update README.

commit 2506f959
Author: Kevin Yeo <kwlyeo@google.com>
Date:   Mon Aug 5 09:43:55 2019 -0400

    Add SHA256 option for underlying hash function and refactor code.

commit 040ac897
Merge: d03baa04 6fb131c8
Author: mihaelaion-code <51996505+mihaelaion-code@users.noreply.github.com>
Date:   Thu Jun 27 10:38:37 2019 +0200

    Merge pull request #1 from WalterHub/master

    Fixes typo in csv file name

commit 6fb131c8
Author: Walter Poupore <wpoupore@google.com>
Date:   Thu Jun 20 11:41:36 2019 -0700

    Fixes typo in csv file name

commit d03baa04
Author: mihaelaion-code <51996505+mihaelaion-code@users.noreply.github.com>
Date:   Wed Jun 19 15:02:51 2019 +0200

    Update README.md

commit 5b8a532e
Author: mihaelaion-code <51996505+mihaelaion-code@users.noreply.github.com>
Date:   Wed Jun 19 14:40:52 2019 +0200

    Add files via upload

    Private Join and Compute code

Change-Id: I611f37b07fe38ef6c6eeeceffb9bf351659e0ac2