Commit graph

170 commits

Author SHA1 Message Date
Minos Galanakis ec00b500b5 ecp_curves: Adjusted input checking for ecp_mod_p255.
Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
2023-05-23 17:31:01 +01:00
Minos Galanakis d6beda7af9 ecp_curves: Extended documentation for CURVE25519.
Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
2023-05-23 09:57:09 +01:00
Minos Galanakis 47249fd9ec ecp_curves: Added documentation for mbedtls_ecp_mod_p255_raw
Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
2023-05-23 09:57:09 +01:00
Minos Galanakis 31f0b452c7 ecp_curves: Reintroduced input checking for
Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
2023-05-23 09:57:09 +01:00
Minos Galanakis 65c386ee3d ecp_curves: Switched to dynamic memory for
Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
2023-05-23 09:57:09 +01:00
Minos Galanakis 2daa374ea8 ecp_curves: Minor refactoring of mbedtls_ecp_mod_p255_raw()
* Fixed whitespace issues.
* Renamed variables to align with bignum conventions.
* Updated alignment on test input data.

Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
2023-05-23 09:57:09 +01:00
Minos Galanakis d0292c2aca ecp_curves: Refactored mbedtls_ecp_mod_p255.
This patch introduces following methods, as implemented in the
design prototype, and updates them to utilise the _core methods
available for multiplication and addition.
* `mbedtls_ecp_mod_p255()`
* `mbedtls_ecp_mod_p255_raw()`

An entry has been exposed in the `ecp_invasive.h` header
to facilitate testing.

Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
2023-05-22 22:22:32 +01:00
Gabor Mezei d56e6e008b
Add input parameter length check for the Koblitz reduction
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-05-17 17:51:19 +02:00
Gabor Mezei caac83c517
Fix comment
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-05-16 17:41:26 +02:00
Gabor Mezei 03558b847e
Add _raw function to P256K1
Modified the testing to use the generic fast reduction test function.

Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-05-16 17:30:03 +02:00
Gabor Mezei e42bb6294e
Add _raw function to P224K1
Modified the testing to use the generic fast reduction test function.

Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-05-16 17:30:03 +02:00
Gabor Mezei dacfe56370
Add _raw function to P192K1
Modified the testing to use the generic fast reduction test function.

Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-05-16 17:29:57 +02:00
Gabor Mezei a274041190
Fix comment
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-05-15 14:50:17 +02:00
Gabor Mezei b6653f3e27
Update comments
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-05-12 12:34:12 +02:00
Gabor Mezei dcaf99ebb8
Add another round in the Koblitz reduction
The addition can result in an overflow so another round is needed
in the reduction.

Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-05-12 12:34:05 +02:00
Paul Elliott 481a6a8edb
Merge pull request #7482 from gabor-mezei-arm/6029_use_core_api_in_ecp_mod_koblitz
[Bignum] Use core API in ecp_mod_koblitz()
2023-05-10 17:24:46 +01:00
Gabor Mezei 908f40014c
Determine special cases in-place in the common Koblitz function
Remove parameter used by the special cases and check for special cases in-place.

Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-05-05 16:31:19 +02:00
Paul Elliott 47a3c82118 Enable curve 448 to be tested
Signed-off-by: Paul Elliott <paul.elliott@arm.com>
2023-04-26 22:23:13 +01:00
Gabor Mezei 19c6f47dbc
Allocate the right amount of memory
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-04-26 15:22:11 +02:00
Gabor Mezei fead53311b
Remove unused macro
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-04-26 15:20:01 +02:00
Gabor Mezei 03367fe42d
Ignore carry since it can not be generated
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-04-26 14:08:45 +02:00
Gabor Mezei d2c0ba172c
Fix value in comment
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-04-26 14:08:44 +02:00
Gabor Mezei 7097447b84
Ensure input parameter size for Koblitz reduction
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-04-26 14:08:35 +02:00
Gabor Mezei 8183c5dcc3
Use core API in ecp_mod_koblitz()
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-04-26 14:03:29 +02:00
Janos Follath 91a618375a
Merge pull request #7427 from minosgalanakis/ecp/7258_ecp_mod_p256K1_add_test_cases
ECP: Add Unit Tests for secp256k1
2023-04-26 08:52:24 +01:00
Minos Galanakis 9c2c81f996 ecp_curves: Renamed ecp_mod_p256k1 -> mbedtls_ecp_mod_p256k1
Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
2023-04-25 13:30:59 +01:00
Minos Galanakis d6751dcd8b ecp_curves: Added unit-tests for secp256k1
This patch introduces basic unit-testing for the `ecp_mod_p256k1()`.

The method is exposed through the ecp_invasive interface, and
the standard testing data is being provided by the python framework.

Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
2023-04-25 13:30:59 +01:00
Gabor Mezei f921f4d228
Use loop for two passes in the reduction
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-04-21 14:09:06 +02:00
Minos Galanakis 9d80879f90 ecp_curves: Introduced mbedtls_ecp_mod_p224k1()
This patch introduces a `MBEDTLS_STATIC_TESTABLE` helper
method which exposes `ecp_mod_p256k1()` to the test-framework

Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
2023-04-18 14:13:20 +01:00
Minos Galanakis e5dab975c6 ecp_curves: Added unit-tests for secp224k1
This patch introduces basic unit-testing for the `ecp_mod_p224k1()`.

The method is exposed through the ecp_invasive interface, and
the standard testing data is being provided by the python framework.

Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
2023-04-18 14:13:20 +01:00
Janos Follath 3c3b94a31b
Merge pull request #7424 from gabor-mezei-arm/7256_unit_tests_for_p192k1
Add unit tests for ecp_mod_p192k1()
2023-04-18 12:19:40 +01:00
Gabor Mezei 0a11ee6da8
Fix function declaration
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-04-13 12:48:06 +02:00
Gabor Mezei 83669d910e
Add a testable function for ecp_mod_p192k1
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-04-13 12:44:37 +02:00
Valerio Setti d4a5d461de library: add remaining changes for the new ECP_LIGHT symbol
Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
2023-04-11 11:33:50 +02:00
Janos Follath 44c6694be7
Merge pull request #7351 from gabor-mezei-arm/7109_ecp_fast_reduction_testing
Test unlikely cases of ECC modular reduction
2023-04-06 15:55:19 +01:00
Gabor Mezei df9c029dd5
Remove obsolete ecp_fix_negative function
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-03-28 18:43:07 +02:00
Gabor Mezei 514806bbe9
Add a second round of carry reduction for P192 fast reduction
The first round of carry reduction can generate a carry so a
second round is needed.

Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-03-28 15:09:34 +02:00
Minos Galanakis 68d64a10b6 ecp_curves: Re-introduced mbedtls_ecp_fix_negative()
This patch re-introduces `mbedtls_ecp_fix_negative` and
appropriately adjusts its' define guards.

Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
2023-03-22 11:28:15 +00:00
Minos Galanakis 37f4cb6d0e ecp_curves: Minor rework for p384
This patch adjusts formatting, documentation and testing.

Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
2023-03-21 15:46:50 +00:00
Minos Galanakis 6fb105fb2e ecp_curves: Ported prototypes
Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
2023-03-21 15:41:26 +00:00
Janos Follath c18cd0c8e6
Merge pull request #7230 from gabor-mezei-arm/6850_Secp256r1_fast_reduction
Extract Secp256r1 fast reduction from the prototype
2023-03-16 19:43:25 +00:00
Gabor Mezei e4710ae9ed
Add and fix comments
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-03-09 13:43:02 +01:00
Gabor Mezei 716447ff32
Fix limb size calculation
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-03-08 14:09:51 +01:00
Gabor Mezei ed1acf642c
Apply naming conventions
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-03-08 14:09:50 +01:00
Gabor Mezei 5221c04b92
Change the p256_raw fuction to be testable
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-03-08 14:09:50 +01:00
Gabor Mezei ab6ac91a0a
Extract Secp256r1 from the prototype
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-03-08 14:09:50 +01:00
Tom Cosgrove 5c8505f061 Fix typos
Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
2023-03-07 11:39:52 +00:00
Janos Follath fe780a3c4b
Merge pull request #7184 from gabor-mezei-arm/6349_Secp224r1_fast_reduction
Extract Secp224r1 fast reduction from the prototype
2023-03-07 10:57:58 +00:00
Gabor Mezei 97803abd2a
Update comment
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-03-06 16:32:16 +01:00
Gabor Mezei aeadc2d731
Apply naming convention
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2023-03-01 16:53:03 +01:00