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Author SHA1 Message Date
Valerio Setti
a0b97bc803 fix wrong type in debug message 
Signed-off-by: Valerio Setti <vsetti@baylibre.com>
 2023-01-09 19:10:32 +01:00
Valerio Setti
1e868ccbac fix several typos and extra blank spaces 
Signed-off-by: Valerio Setti <vsetti@baylibre.com>
 2023-01-09 17:59:46 +01:00
Valerio Setti
2b5d3ded1f remove remaining occurencies of mbedtls_ecc_group_to_psa() from TLS 
Signed-off-by: Valerio Setti <vsetti@baylibre.com>
 2023-01-09 11:04:52 +01:00
Valerio Setti
67419f0e11 tls: fix + save code size when DEBUG_C is not enabled 
Some PSA curves' symbols (PSA_WANT_) were not matching the corresponding
MBEDTLS_ECP_DP_. This was fixed together with the removal of extra code
when DEBUG_C is not enabled.

Signed-off-by: Valerio Setti <vsetti@baylibre.com>
 2023-01-04 17:36:00 +01:00
Valerio Setti
40d9ca907b tls: remove useless legacy function 
Signed-off-by: Valerio Setti <vsetti@baylibre.com>
 2023-01-04 16:08:04 +01:00
Valerio Setti
18c9fed857 tls: remove dependency from mbedtls_ecp_curve functions 
Signed-off-by: Valerio Setti <vsetti@baylibre.com>
 2023-01-03 13:03:34 +01:00
Gilles Peskine
b402e4bde1
Merge pull request #6595 from mfischer/lms_heap 
lms: Move merkle tree generation to heap allocation
 2022-12-23 18:29:04 +01:00
Manuel Pégourié-Gonnard
676766ff77
Merge pull request #6776 from gabor-mezei-arm/6222_bignum_mod_mul 
Bignum: Implement fixed width modular multiplication
 2022-12-23 10:39:30 +01:00
Manuel Pégourié-Gonnard
2fcb4c1d06
Merge pull request #6747 from gilles-peskine-arm/bignum-mod-random 
Bignum mod random
 2022-12-23 10:36:22 +01:00
Manuel Pégourié-Gonnard
2510dd41bf
Merge pull request #6282 from gstrauss/sw_derive_y 
mbedtls_ecp_point_read_binary from compressed fmt
 2022-12-22 10:20:31 +01:00
Gilles Peskine
e1d8326e90 Fix representation of mod-random output 
mbedtls_mpi_mod_raw_random() and mbedtls_mpi_mod_random() were producing
output in the Montgomery representation, instead of obeying the
representation chosen in the modulus structure. Fix this.

Duplicate the test cases for mod-random output to have separate test cases
for each representation.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2022-12-20 20:28:02 +01:00
Gilles Peskine
e655479528 Generalize representation handling in mbedtls_mpi_mod_read 
Call mbedtls_mpi_mod_raw_canonical_to_modulus_rep instead of assuming that
anything that isn't MBEDTLS_MPI_MOD_REP_MONTGOMERY is canonical.

mbedtls_mpi_mod_write should get the same treatment, but I'm holding off
until https://github.com/Mbed-TLS/mbedtls/issues/6679 is done.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2022-12-20 19:55:51 +01:00
Gilles Peskine
eb2e77f617 Document modulus representation selectors 
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2022-12-20 19:55:51 +01:00
Gilles Peskine
1e2a4d4089 Functions to convert raw residues to/from the modulus representation 
Test cases will be generated automatically by a subsequent commit.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2022-12-20 19:55:51 +01:00
Gabor Mezei
496cd37bac
Use equality checking for NULL value 
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
 2022-12-20 17:30:20 +01:00
Gabor Mezei
2840884c35
Typo 
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
 2022-12-20 17:30:19 +01:00
Gabor Mezei
6a31b7252d
Fix documentation 
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
 2022-12-20 17:30:19 +01:00
Gabor Mezei
9db81e9cca
Add mod_mul function 
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
 2022-12-20 17:30:13 +01:00
Glenn Strauss
efde9d58de remove duplicated consecutive preproc directives 
Signed-off-by: Glenn Strauss <gstrauss@gluelogic.com>
 2022-12-20 04:20:12 -05:00
Manuel Pégourié-Gonnard
8b6d14be8b Extract common code for computing X^3 + AX + B 
Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
 2022-12-20 04:17:03 -05:00
Glenn Strauss
452416121d move mbedtls_ecp_sw_derive_y after MPI_ECP_ macros 
Signed-off-by: Glenn Strauss <gstrauss@gluelogic.com>
 2022-12-19 21:25:27 -05:00
Glenn Strauss
fcabc28cfc use MPI_ECP_* macros in mbedtls_ecp_sw_derive_y() 
Signed-off-by: Glenn Strauss <gstrauss@gluelogic.com>
 2022-12-19 21:24:50 -05:00
Gilles Peskine
e162b4725c
Merge pull request #6777 from tom-cosgrove-arm/issue-6292-mod_inv 
Bignum: Implement high level fixed width modular inversion
 2022-12-17 13:26:02 +01:00
Gilles Peskine
cf86d70162
Merge pull request #6742 from gabor-mezei-arm/6022_bignum_mod_raw_mul 
Bignum: Implement fixed width raw modular multiplication
 2022-12-17 13:25:43 +01:00
Tom Cosgrove
f723754f6d Fix typos 
Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
 2022-12-16 16:10:36 +00:00
Glenn Strauss
cbfd5e9db7 comment 
Signed-off-by: Glenn Strauss <gstrauss@gluelogic.com>
 2022-12-16 11:03:41 -05:00
Glenn Strauss
369bfb94c5 comments and whitespace 
Signed-off-by: Glenn Strauss <gstrauss@gluelogic.com>
 2022-12-16 10:49:04 -05:00
Gabor Mezei
210ea63d8b
Fix documentation 
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
 2022-12-16 16:35:24 +01:00
Tom Cosgrove
342d00bc22 Oops, use mbedtls_free() not plain free() 
Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
 2022-12-16 11:02:06 +00:00
Gilles Peskine
b1eea02f74 Implement and test mbedtls_mpi_mod_random 
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2022-12-16 10:13:29 +01:00
Gilles Peskine
a57cf9813a Implement and test mbedtls_mpi_mod_raw_random 
In the basic/XXX=core test cases, use odd upper bounds, because the mod
version of random() only supports odd upper bounds (the upper bound is a
modulus and the mod modules only support odd moduli).

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2022-12-16 10:13:29 +01:00
Manuel Pégourié-Gonnard
057b458583
Merge pull request #6766 from wernerlewis/bignum_mod_docs 
Bignum: document conventions for bignum mod and mod_raw
 2022-12-16 09:58:36 +01:00
Manuel Pégourié-Gonnard
5bf8629b2c
Merge pull request #6303 from gilles-peskine-arm/bignum-core-random 
Bignum: Implement mbedtls_mpi_core_random
 2022-12-16 09:58:07 +01:00
Gilles Peskine
d1dd41f3fc
Merge pull request #6723 from mpg/restartable-vs-use-psa 
Document ECP_RESTARTABLE and make it compatible with USE_PSA
 2022-12-15 19:47:44 +01:00
Werner Lewis
6bb49ba121 Document const parameter conventions 
Signed-off-by: Werner Lewis <werner.lewis@arm.com>
 2022-12-15 17:04:43 +00:00
Tom Cosgrove
b38c2ed3d9 Fix double space between words 
Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
 2022-12-15 16:56:36 +00:00
Tom Cosgrove
d692ba4248 Note that (as usual) for mbedtls_mpi_mod_inv() residues must be associated with the modulus 
Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
 2022-12-15 16:56:36 +00:00
Tom Cosgrove
a9e0f95903 Split mbedtls_mpi_mod_inv() into separate functions for mont/non-mont form 
Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
 2022-12-15 16:56:36 +00:00
Tom Cosgrove
4302d02fa8 Add mbedtls_mpi_mod_inv() 
Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
 2022-12-15 16:56:36 +00:00
Tom Cosgrove
786848b5c5 Add low-level Montgomery conversion functions to bignum_core 
Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
 2022-12-15 16:56:36 +00:00
Tom Cosgrove
28ff92cc3a Add an explicit mbedtls_mpi_core_montmul_working_limbs() function 
Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
 2022-12-15 16:56:36 +00:00
Tom Cosgrove
30f3b4d601 Add mbedtls_mpi_core_check_zero_ct() and tests 
Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
 2022-12-15 16:56:36 +00:00
Tom Cosgrove
e9ffb6c8e9 Fix mbedtls_platform_zeroize() call in mbedtls_mpi_mod_modulus_free() 
Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
 2022-12-15 16:56:36 +00:00
Werner Lewis
756a34aadc Use lower case for p and r 
Signed-off-by: Werner Lewis <werner.lewis@arm.com>
 2022-12-15 14:53:43 +00:00
Werner Lewis
0f644f48e9 Add output initialization requirement 
Signed-off-by: Werner Lewis <werner.lewis@arm.com>
 2022-12-15 14:13:32 +00:00
Gilles Peskine
6b7ce968d2 Clarify some comments 
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
 2022-12-15 15:04:33 +01:00
Gabor Mezei
95b754dfac
Fix documentation 
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
 2022-12-15 15:04:20 +01:00
Gabor Mezei
979d34ca7d
Add mod_raw_mul function 
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
 2022-12-15 15:04:20 +01:00
Werner Lewis
214ae64349 Replace \p with \c for non-parameter code typeset 
Signed-off-by: Werner Lewis <werner.lewis@arm.com>
 2022-12-15 13:36:07 +00:00
Werner Lewis
1d89ebf548 Clarify all functions operate modulo N 
Signed-off-by: Werner Lewis <werner.lewis@arm.com>
 2022-12-15 13:35:41 +00:00