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Author SHA1 Message Date
Manuel Pégourié-Gonnard
98f8da1b1a Update names of components renamed in the meantime 
Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
 2024-04-12 12:44:40 +02:00
Manuel Pégourié-Gonnard
f2089dab5e Update status of RSA testing 
Improved by https://github.com/Mbed-TLS/mbedtls/pull/8616/ - closing
8553.

Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
 2024-04-12 12:40:01 +02:00
Manuel Pégourié-Gonnard
b18bc80133 Add note about fallback to other entry points 
Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
 2024-04-12 12:40:01 +02:00
Manuel Pégourié-Gonnard
6a96f42051 Document driver wrapper suite & tested configs 
The coverage data for the test drivers was generated using the following
patch:

diff --git a/scripts/lcov.sh b/scripts/lcov.sh
index 9258ba788874..1ef071a65c06 100755
--- a/scripts/lcov.sh
+++ b/scripts/lcov.sh
@@ -63,8 +63,8 @@ if [ $# -gt 0 ] && [ "$1" = "--help" ]; then
 fi

 if in_mbedtls_build_dir; then
-    library_dir='library'
-    title='Mbed TLS'
+    library_dir='tests/src/drivers'
+    title='Mbed TLS test drivers'
 else
     library_dir='core'
     title='TF-PSA-Crypto'
diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index 734d8323ca73..f6b17ca5692b 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -4795,14 +4795,17 @@ component_test_psa_crypto_drivers () {
     msg "build: full + test drivers dispatching to builtins"
     scripts/config.py full
     scripts/config.py unset MBEDTLS_PSA_CRYPTO_CONFIG
-    loc_cflags="$ASAN_CFLAGS -DPSA_CRYPTO_DRIVER_TEST_ALL"
+    loc_cflags="--coverage -DPSA_CRYPTO_DRIVER_TEST_ALL"
     loc_cflags="${loc_cflags} '-DMBEDTLS_USER_CONFIG_FILE=\"../tests/configs/user-config-for-test.h\"'"
-    loc_cflags="${loc_cflags} -I../tests/include -O2"
+    loc_cflags="${loc_cflags} -I../tests/include -Og -g3"

-    make CC=gcc CFLAGS="${loc_cflags}" LDFLAGS="$ASAN_CFLAGS"
+    make CC=gcc CFLAGS="${loc_cflags}" LDFLAGS="--coverage" -C tests test_suite_psa_crypto_driver_wrappers

     msg "test: full + test drivers dispatching to builtins"
-    make test
+    (cd tests && ./test_suite_psa_crypto_driver_wrappers --verbose)
+    #make test
+
+    scripts/lcov.sh
 }

 component_test_make_shared () {

Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
 2024-04-12 12:40:01 +02:00
Manuel Pégourié-Gonnard
b66f9dba11 Document test-driver status per family 
Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
 2024-04-12 12:40:00 +02:00
Manuel Pégourié-Gonnard
1a827a3422 Start documenting test-driver framework. 
Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
 2024-04-12 12:40:00 +02:00
Minos Galanakis
b70f0fd9a9 Merge branch 'development' into 'development-restricted' 
Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
 2024-03-19 22:24:40 +00:00
David Horstmann
3147034457 Mention MBEDTLS_PSA_ASSUME_EXCLUSIVE_BUFFERS 
Explain this option and the way it relates to the copying macros.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-03-18 15:59:03 +00:00
David Horstmann
0ea8071bda Remove 'Question' line around testing 
This question has been resolved, as we know that we can test
transparently.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-03-18 15:51:03 +00:00
David Horstmann
4d01066311 Mention metatest.c 
Add a note that validation of validation was implemented in metatest.c
and explain briefly what that program is for.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-03-18 15:02:08 +00:00
David Horstmann
872ee6ece0 Mention MBEDTLS_TEST_MEMORY_CAN_POISON 
The configuration of memory poisoning is now performed via
compile-time detection setting MBEDTLS_MEMORY_CAN_POISON. Update
the design to take account of this.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-03-18 15:00:08 +00:00
David Horstmann
12b35bf3c2 Discuss test wrappers and updating them 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-03-18 14:48:52 +00:00
David Horstmann
5ea99af0f2 Add discussion of copying conveience macros 
Namely LOCAL_INPUT_DECLARE() and friends

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-03-18 14:12:12 +00:00
David Horstmann
1c3b227065 Abstractify example in design exploration 
Since this is just an example, remove specific-sounding references to
mbedtls_psa_core_poison_memory() and replace with more abstract and
generic-sounding memory_poison_hook() and memory_unpoison_hook().

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-03-18 13:37:59 +00:00
David Horstmann
3f2dcdd142 Rename mbedtls_psa_core_poison_memory() 
The actual functions were called mbedtls_test_memory_poison()
and mbedtls_test_memory_unpoison(). Update the design section to
reflect this.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-03-18 13:32:57 +00:00
David Horstmann
331b2cfb31 Clarify design decision in light of actions 
We were successful in adding transparent memory-poisoning testing, so
simplify to the real design decision we made.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-03-18 13:17:25 +00:00
Dave Rodgman
5ce1577629
Merge pull request #8928 from Ryan-Everett-arm/update-psa-thread-safety-docs 
Update psa-thread-safety.md to reflect version 3.6 changes
 2024-03-18 12:06:39 +00:00
Ryan Everett
765b75f2f8
Update docs/architecture/psa-thread-safety/psa-thread-safety.md 
Co-authored-by: Paul Elliott <62069445+paul-elliott-arm@users.noreply.github.com>
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2024-03-18 10:20:43 +00:00
Ryan Everett
f266b51e3f Respond to feedback on psa-thread-safety.md 
A few typo fixes, extrapolations and extra details.

Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2024-03-15 17:30:31 +00:00
Ryan Everett
c408ef463c Update slot transition diagram 
Adds missing transition and italicises internal functions

Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2024-03-15 17:29:46 +00:00
Ronald Cron
a9bdc8fbb8 Improve tls13-support.md 
Signed-off-by: Ronald Cron <ronald.cron@arm.com>
 2024-03-15 15:52:04 +01:00
Ronald Cron
b372b2e5bb docs: Move TLS 1.3 early data doc to a dedicated file 
Signed-off-by: Ronald Cron <ronald.cron@arm.com>
 2024-03-15 10:41:52 +01:00
Ronald Cron
d76a2d8b98 tls13-support.md: Stop referring to the prototype 
Signed-off-by: Ronald Cron <ronald.cron@arm.com>
 2024-03-15 10:41:52 +01:00
Ronald Cron
1b606d8835 tls13-support.md: Early data supported now 
Signed-off-by: Ronald Cron <ronald.cron@arm.com>
 2024-03-15 10:41:52 +01:00
Ronald Cron
124ed8a775 tls13-support.md: Some fixes 
Signed-off-by: Ronald Cron <ronald.cron@arm.com>
 2024-03-15 10:41:52 +01:00
David Horstmann
24c269fd4a Rewrite section on PSA copy functions 
The finally implemented functions were significantly different from the
initial design idea, so update the document accordingly.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-03-14 18:03:35 +00:00
Ryan Everett
d4d6a7a20d Rework and update psa-thread-safety.md 
I have restructured this file, and updated it to reflect changes in design/designs now being implemented.

Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2024-03-14 15:22:06 +00:00
Ryan Everett
c9515600fd Fix state transition diagram 
This now represents the implemented model

Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2024-03-14 13:22:05 +00:00
David Horstmann
93fa4e1b87 Merge branch 'development' into buffer-sharing-merge 2024-03-12 15:05:06 +00:00
Gilles Peskine
3f557ad59c Wording improvement 
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2024-02-07 11:22:16 +01:00
Gilles Peskine
30a303f1a8 ECDSA signature conversion: put bits first 
Metadata, then inputs, then outputs.
https://github.com/Mbed-TLS/mbedtls/pull/8703#discussion_r1474697136

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2024-02-06 19:45:11 +01:00
Manuel Pégourié-Gonnard
f1562a7217
Merge pull request #8657 from gilles-peskine-arm/pk-psa-bridge-design 
PK-PSA bridge design document
 2024-01-31 09:51:43 +00:00
Gilles Peskine
36dee75368 Update ECDSA signature conversion based on experimentation 
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2024-01-30 16:15:17 +01:00
Dave Rodgman
047c724c22 Merge remote-tracking branch 'restricted/development-restricted' into update-development-r 
Conflicts:
	programs/Makefile
	tests/scripts/check-generated-files.sh
 2024-01-26 12:42:51 +00:00
Gilles Peskine
dd77343381 Open question for ECDSA signature that can be resolved during implementation 
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2024-01-17 14:33:32 +01:00
Gilles Peskine
d5b04a0c63 Add a usage parameter to mbedtls_pk_get_psa_attributes 
Let the user specify whether to use the key as a sign/verify key, an
encrypt/decrypt key or a key agreement key. Also let the user indicate if
they just want the public part when the input is a key pair.

Based on a discussion in
https://github.com/Mbed-TLS/mbedtls/pull/8682#discussion_r1444936480

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2024-01-17 14:31:57 +01:00
Gilles Peskine
702d9f65f6 Resolve several open questions as nothing special to do 
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2024-01-17 12:58:25 +01:00
Gilles Peskine
42a025dc9c Reference filed issues 
All PK-related actions are now covered.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2024-01-17 12:35:31 +01:00
Gilles Peskine
5a64c42693 Reference ongoing work 
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2024-01-17 10:09:16 +01:00
Gilles Peskine
89ca6c7e72 typo 
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2024-01-17 10:08:56 +01:00
Gilles Peskine
32294044e1 Generalize mbedtls_pk_setup_opaque beyond MBEDTLS_USE_PSA_CRYPTO 
It's useful in applications that want to use some PSA opaque keys regardless
of whether all pk operations go through PSA.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2024-01-17 10:07:55 +01:00
Manuel Pégourié-Gonnard
0f45a1aec5 Fix typos / improve syntax 
Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
 2024-01-10 09:43:30 +01:00
Manuel Pégourié-Gonnard
60c9eee267 Improve wording & fix typos 
Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
 2024-01-09 10:09:17 +01:00
Manuel Pégourié-Gonnard
d0c6f70e58 Update architecture doc for cipher dual dispatch 
Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
 2024-01-08 11:35:01 +01:00
Gilles Peskine
9fe1c699a8 Clarify PSA-to-PK copy intent 
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2024-01-02 13:16:31 +01:00
Gilles Peskine
f80dcc5f8b Resolve ECDSA conversion API: don't use an ASN.1 interface 
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2024-01-02 13:15:47 +01:00
Gilles Peskine
a7226a1f60 Our TLS 1.3 API doesn't actually require PSA key identifiers 
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2024-01-02 13:15:14 +01:00
Gilles Peskine
93cdb77835 Minor clarifications 
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2024-01-02 13:15:04 +01:00
Gilles Peskine
8f1307adcd Asymmetric cryptography: rough draft 
Still many open questions

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2023-12-25 21:42:23 +01:00
Manuel Pégourié-Gonnard
69b290589b
Merge pull request #8057 from mpg/cipher-study 
[G2] Tentative definition of Cipher light
 2023-12-22 08:53:30 +00:00
Ryan Everett
3dd6cde0d8 Mention functional correctness explicitly 
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2023-12-20 16:47:57 +00:00
Ryan Everett
f5e135670b Clarify key generation and memory-management correctness 
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2023-12-20 15:24:47 +00:00
Ryan Everett
c1c6e0d906 Justify linearization points 
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2023-12-15 12:33:26 +00:00
Ryan Everett
6ecb9ce5fc Link directly to the state transition diagram 
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2023-12-14 15:19:31 +00:00
Ryan Everett
acfd774bca Add some clarifications in thread_safety.md 
Make it clearer how it is possible to reason here using linearization

Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2023-12-14 15:19:31 +00:00
Ryan Everett
3eb4274a57 Fix transitions in diagram 
Move the finish_key_creation transition
Neaten the diagram
Add transitions for the key loading functions in psa_get_and_lock_key_slot
Add psa_wipe_key_slot transition
Change file to be a png

Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2023-12-14 15:19:01 +00:00
Ryan Everett
b461b8731c Change how the state transition diagram is stored 
Store the source of the diagram as a url instead of an xml file.
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2023-12-14 14:40:45 +00:00
Manuel Pégourié-Gonnard
4dde0b293c md-cipher-dispatch: editorial improvements 
Fix a typo, add a reference.

Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
 2023-12-14 12:09:38 +01:00
Ryan Everett
177a45f556 Small clarifications in documentation 
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2023-12-07 11:24:30 +00:00
Manuel Pégourié-Gonnard
b8c4254f44 Update cipher light -> block cipher definition 
Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
 2023-12-07 12:12:39 +01:00
Ryan Everett
204c852442 Move psa-thread-safety.md 
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2023-12-07 11:05:37 +00:00
Ryan Everett
1e9733c6a8 Add graph 
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2023-12-07 11:05:37 +00:00
Ryan Everett
9f06681cb4 Update psa-thread-safety.md 
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2023-12-07 11:05:37 +00:00
Manuel Pégourié-Gonnard
303121eb16 Fix a typo 
Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
 2023-12-07 12:05:07 +01:00
Gilles Peskine
7ee4cc302a Create legacy-API bridge API design document 
Do the analysis for hashes.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2023-11-28 16:08:26 +01:00
Gilles Peskine
b86873e6eb Merge remote-tracking branch 'development' into development-restricted 2023-11-20 18:43:21 +01:00
Dave Rodgman
16799db69a update headers 
Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
 2023-11-02 19:47:20 +00:00
David Horstmann
f63a52ed63 Remove auto-generation of test wrappers 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-31 14:26:00 +00:00
David Horstmann
413dd07a49 Downgrade auto testing testing to a nice-to-have 
Automatic testing of our testing is not essential, as our testing
framework may be manually tested. Having automated tests to test our
tests may be left to future work.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-31 12:20:19 +00:00
David Horstmann
2531dab296 Add auto-generation of test wrappers to design 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-30 18:27:10 +00:00
David Horstmann
15b5beea0c Add note on platform-specific barriers 
Describe the approach of platform-specific code and draw a comparison
with the constant-time module.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-30 17:13:54 +00:00
David Horstmann
e045b55c65 Add sections on validation of validation 
These cover the fact that we need to test our test framework to make
sure it really detects incorrect accesses.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-30 17:00:16 +00:00
David Horstmann
e88a6f8368 Add portability consideration to careful-access 
It's important that we be able to test for target-specific bugs.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-30 15:26:21 +00:00
David Horstmann
d081e52685 Discuss plain-overwriting memory poisoning 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-30 15:22:07 +00:00
Manuel Pégourié-Gonnard
4823d2c94e Extend design discussion 
Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
 2023-10-26 12:56:39 +02:00
Janos Follath
a365efc6f1 Threading design: fix internal links 
Signed-off-by: Janos Follath <janos.follath@arm.com>
 2023-10-26 10:22:55 +01:00
Manuel Pégourié-Gonnard
6b3643117b Document chosen goals and priorities for 3.x 
Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
 2023-10-26 11:02:17 +02:00
Manuel Pégourié-Gonnard
3bcda449c0 Things forgotten in the previous commit 
Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
 2023-10-26 10:03:49 +02:00
David Horstmann
599b087990 Rename and specify config options 
* Rename config options to have MBEDTLS_TEST_ prefix
* Clarify that these config options should not exist in mbedtls_config.h

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-25 18:09:17 +01:00
David Horstmann
78bd77f574 Careful-access prototyping to design exploration 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-25 18:04:39 +01:00
David Horstmann
c59913822e Remove references to new-test approach in design 
This is already covered in the design exploration and since the other
approach was chose, we do not need to discuss it in the detailed design
section.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-25 15:33:50 +01:00
David Horstmann
2b86df87da De-duplicate section titles 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-25 15:26:27 +01:00
David Horstmann
8e58ccb4f6 Add blank lines before lists 
This widens compatibility with different dialects of Markdown.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-25 15:13:29 +01:00
David Horstmann
2711d23976 Fix broken links 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-25 15:07:58 +01:00
David Horstmann
f95767ad56 Clarify use of new tests for careful-access 
New tests are needed (rather than existing ones) because the complexity
of setting up careful-access tests would make it difficult to build atop
existing tests.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-24 16:16:36 +01:00
David Horstmann
c7ccbf5157 Add detailed design section for careful access 
This consists in outlining the prototyping and evaluation of different
possible testing approaches.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-24 15:43:12 +01:00
David Horstmann
56aa1b3fbb Add exploration section on FVP testing 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-23 21:20:01 +01:00
David Horstmann
09c84ef0cd Add lengths to convenience interface sketch 
Add lengths to structs in the convenience functions to allocate and copy
input and output buffers. It seems better to ensure we always store a
buffer with its length.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-23 20:43:03 +01:00
David Horstmann
730dea31cb Rewrite incorrect description of psa_exercise_key 
And clarify our potential use of it as a starting point for writing
memory poisoning tests from scratch.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-23 20:35:35 +01:00
David Horstmann
6c51207602 Add notes about configuration of poisoning tests 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-23 20:25:14 +01:00
David Horstmann
8f905c289d Add reference to test hooks in detailed design 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-23 20:08:38 +01:00
David Horstmann
806055edbf Refactor note on preferred poison-test approach 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-23 19:53:30 +01:00
David Horstmann
52df620736 Use ASan for memory poisoning as well as Valgrind 
Also add information about ASan from Microsoft docs.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-23 19:49:00 +01:00
David Horstmann
c61ddb2089 Add C language annotation to code block 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-23 19:18:50 +01:00
David Horstmann
cbf068dbee Fix broken reference 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-23 19:03:10 +01:00
David Horstmann
f889e0fa0a Replace vague 'above' with a reference for ease-of-navigation 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-23 19:01:21 +01:00
David Horstmann
ded14a2c02 Add example wrapper function implementation 
Give an example wrapper foir psa_aead_update for the transparent testing
option.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-23 18:58:41 +01:00
David Horstmann
16dac00cb9 Add skeleton of detailed design rewrite 
In light of choosing Valgrind/ASan over mprotect()-based poisoning,
update the detailed design of copy validation.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2023-10-23 18:57:01 +01:00
Janos Follath
54bd71b40f Update operation threading strategy 
The library does not need to provide protection, leave it to the crypto
service.

Signed-off-by: Janos Follath <janos.follath@arm.com>
 2023-10-23 10:30:50 +01:00
Janos Follath
e604269a59 Threading Design: emphasise performance requirement 
Signed-off-by: Janos Follath <janos.follath@arm.com>
 2023-10-23 10:16:58 +01:00