Commit graph

239 commits

Author SHA1 Message Date
Manuel Pégourié-Gonnard 7551cb9ee9 Replace malloc with calloc
- platform layer currently broken (not adapted yet)
- memmory_buffer_alloc too
2015-05-26 16:04:06 +02:00
Manuel Pégourié-Gonnard 2088ba6d30 Merge branch 'mbedtls-1.3' into development
* mbedtls-1.3:
  Update Changelog for recent contribution
  Perf: rewrite of ecp_double_jac

Conflicts:
	library/ecp.c
2015-05-12 10:36:26 +02:00
Manuel Pégourié-Gonnard 7010e4688f Merge remote-tracking branch 'peterdettman/perf-ecp-double-jac' into mbedtls-1.3
* peterdettman/perf-ecp-double-jac:
  Perf: rewrite of ecp_double_jac
2015-05-11 20:26:47 +02:00
Manuel Pégourié-Gonnard e3a062ba1f Rename ecp_use_known_dp -> mbedtls_ecp_group_load() 2015-05-11 18:46:47 +02:00
Manuel Pégourié-Gonnard 56cc88a796 Rm ecp_add() and add ecp_muladd() 2015-05-11 18:40:45 +02:00
Manuel Pégourié-Gonnard 6dde596a03 Remove ecp_sub() 2015-05-11 18:18:32 +02:00
Manuel Pégourié-Gonnard aff37e5aa1 Remove ecp_group_read_string() 2015-05-11 18:11:57 +02:00
Manuel Pégourié-Gonnard 8408a94969 Remove MBEDTLS_ from internal macros 2015-04-09 13:52:55 +02:00
Manuel Pégourié-Gonnard 2cf5a7c98e The Great Renaming
A simple execution of tmp/invoke-rename.pl
2015-04-08 13:25:31 +02:00
Manuel Pégourié-Gonnard 998930ae0d Replace non-ascii characters in source files 2015-04-03 13:48:06 +02:00
Manuel Pégourié-Gonnard 7f8099773e Rename include directory to mbedtls 2015-03-10 11:23:56 +00:00
Manuel Pégourié-Gonnard fe44643b0e Rename website and repository 2015-03-06 13:17:10 +00:00
Manuel Pégourié-Gonnard 981732bb8e Fix missing/misplaced #include's 2015-02-17 15:47:31 +00:00
Mansour Moufid c531b4af3c Apply the semantic patch rm-malloc-cast.cocci.
for dir in library programs; do
        spatch --sp-file scripts/rm-malloc-cast.cocci --dir $dir \
        --in-place;
    done
2015-02-16 10:43:52 +00:00
Rich Evans 00ab47026b cleanup library and some basic tests. Includes, add guards to includes 2015-02-10 11:28:46 +00:00
Peter Dettman ce661b2cb8 Perf: rewrite of ecp_double_jac
- Improve optimization for special case A == -3.
- Add optimization for special case A == 0.
- Use alternative base formula, saving several additions.
- Reduce temp variables to 4 (from 6).
2015-02-07 14:43:51 +07:00
Manuel Pégourié-Gonnard 860b51642d Fix url again 2015-01-28 17:12:07 +00:00
Manuel Pégourié-Gonnard 085ab040aa Fix website url to use https. 2015-01-23 11:06:27 +00:00
Manuel Pégourié-Gonnard 9698f5852c Remove maintainer line. 2015-01-23 10:59:00 +00:00
Manuel Pégourié-Gonnard 19f6b5dfaa Remove redundant "all rights reserved" 2015-01-23 10:54:00 +00:00
Manuel Pégourié-Gonnard a658a4051b Update copyright 2015-01-23 09:55:24 +00:00
Manuel Pégourié-Gonnard 967a2a5f8c Change name to mbed TLS in the copyright notice 2015-01-22 14:28:16 +00:00
Manuel Pégourié-Gonnard 30668d688d Add ecp_check_pub_priv() 2014-11-06 18:25:51 +01:00
Paul Bakker 82788fb63b Fix minor style issues 2014-10-20 13:59:19 +02:00
Peter Vaskovic a676acf66b Fix missing curly braces. 2014-08-21 17:56:25 +02:00
Manuel Pégourié-Gonnard ba782bbc4b Save some space in ECP curve tables 2014-07-08 14:20:26 +02:00
Manuel Pégourié-Gonnard 67dbe1ef44 Better length checking in ecp_point_read_binary() 2014-07-08 14:20:26 +02:00
Paul Bakker 66d5d076f7 Fix formatting in various code to match spacing from coding style 2014-06-17 17:06:47 +02:00
Paul Bakker d8bb82665e Fix code styling for return statements 2014-06-17 14:06:49 +02:00
Paul Bakker 3461772559 Introduce polarssl_zeroize() instead of memset() for zeroization 2014-06-14 16:46:03 +02:00
Paul Bakker 9af723cee7 Fix formatting: remove trailing spaces, #endif with comments (> 10 lines) 2014-05-01 13:03:14 +02:00
Manuel Pégourié-Gonnard cef4ad2509 Adapt sources to configurable config.h name 2014-04-30 16:40:20 +02:00
Paul Bakker 3d8fb63e11 Added missing MPI_CHK around mpi functions 2014-04-17 12:42:41 +02:00
Manuel Pégourié-Gonnard c042cf0013 Fix broken tests due to changed error code
Introduced in 5246ee5c59
2014-03-26 14:12:20 +01:00
Manuel Pégourié-Gonnard 5246ee5c59 Work around compressed EC public key in some cases 2014-03-19 16:50:59 +01:00
Manuel Pégourié-Gonnard 2a2ae642d8 Fix forgotten curves in #ifdef 2014-02-24 10:29:21 +01:00
Paul Bakker 7dc4c44267 Library files moved to use platform layer 2014-02-06 13:20:16 +01:00
Manuel Pégourié-Gonnard ac7194133e Renamings and other fixes 2014-02-06 10:28:38 +01:00
Gergely Budai e40c469ad3 The default ECDH curve list will be dynamically built in the ecp module based on ecp_supported_curves[]. 2014-02-06 10:28:38 +01:00
Manuel Pégourié-Gonnard 6e8e34d61e Fix ecp_gen_keypair()
Too few tries caused failures for some curves (esp. secp224k1)
2014-02-05 15:53:45 +01:00
Paul Bakker bf98c3dd11 Merged deterministic ECDSA
Conflicts:
	library/ecdsa.c
2014-01-23 15:48:01 +01:00
Manuel Pégourié-Gonnard 9bcff3905b Add OIDs and TLS IDs for prime Koblitz curves 2014-01-10 18:32:31 +01:00
Manuel Pégourié-Gonnard c9573998ca Fix unchecked error codes in ecp_gen_keypair() 2014-01-06 11:01:38 +01:00
Manuel Pégourié-Gonnard 79f73b96d9 Remove bias in EC private key generation 2014-01-06 10:19:35 +01:00
Paul Bakker c73879139e Merged ECP memory usage optimizations 2013-12-31 10:33:47 +01:00
Manuel Pégourié-Gonnard 26bc1c0f5d Fix a few unchecked return codes in EC 2013-12-30 19:33:33 +01:00
Manuel Pégourié-Gonnard 9e4191c3e7 Add another option to reduce EC memory usage
Also document speed/memory trade-offs better.
2013-12-30 19:16:05 +01:00
Paul Bakker ec4bea7eee Forced cast to unsigned int for %u format in ecp_selftest() 2013-12-30 19:04:47 +01:00
Manuel Pégourié-Gonnard 1f789b8348 Lessen peak memory usage in EC by freeing earlier
Cuts peak usage by 25% :)
2013-12-30 17:36:54 +01:00
Manuel Pégourié-Gonnard 72c172a13d Save some small memory allocations inside ecp_mul() 2013-12-30 16:04:55 +01:00
Paul Bakker 92bcadb110 Removed 'z' length modifier from low-value size_t in ecp_selftest() 2013-12-30 15:37:17 +01:00
Manuel Pégourié-Gonnard 1f82b041e7 Adapt ecp_group_free() to static constants 2013-12-17 11:27:20 +01:00
Manuel Pégourié-Gonnard 73cc01d7fa Remove last non-static parts of known EC groups 2013-12-17 11:27:20 +01:00
Manuel Pégourié-Gonnard 731d08b406 Start using constants from ROM for EC groups 2013-12-17 11:27:20 +01:00
Manuel Pégourié-Gonnard 93f41dbdfd Fix possible issue in corner-case for ecp_mul_mx() 2013-12-05 15:58:38 +01:00
Manuel Pégourié-Gonnard 7a949d3f5b Update comments 2013-12-05 15:58:38 +01:00
Manuel Pégourié-Gonnard d962273594 Add #ifdef's for curve types 2013-12-05 15:58:38 +01:00
Manuel Pégourié-Gonnard 7c94d8bcab WIP #ifdef's 2013-12-05 15:58:38 +01:00
Manuel Pégourié-Gonnard b6f45a616c Avoid potential leak in ecp_mul_mxz() 2013-12-05 15:58:38 +01:00
Manuel Pégourié-Gonnard 97871ef236 Some operations are not supported with Curve25519 2013-12-05 15:58:38 +01:00
Manuel Pégourié-Gonnard 357ff65a51 Details in ecp_mul_mxz() 2013-12-05 15:58:38 +01:00
Manuel Pégourié-Gonnard fe0af405f9 Adapt ecp_gen_keypair() to Curve25519 2013-12-05 15:58:38 +01:00
Manuel Pégourié-Gonnard a0179b8c4a Change ecp_mul to handle Curve25519 too 2013-12-05 15:58:38 +01:00
Manuel Pégourié-Gonnard 312d2e8ea2 Adapt key checking functions for Curve25519 2013-12-05 15:58:38 +01:00
Manuel Pégourié-Gonnard 3afa07f05b Add coordinate randomization for Curve25519 2013-12-05 15:58:37 +01:00
Manuel Pégourié-Gonnard d9ea82e7d9 Add basic arithmetic for Curve25519 2013-12-05 15:58:37 +01:00
Manuel Pégourié-Gonnard 3c0b4ea97e Rename a few functions 2013-12-05 15:58:37 +01:00
Manuel Pégourié-Gonnard d5e0fbe1a3 Remove now useless function 2013-12-02 17:20:39 +01:00
Manuel Pégourié-Gonnard 32b04c1237 Split ecp.c 2013-12-02 16:36:11 +01:00
Manuel Pégourié-Gonnard 43863eeffc Declare internal variables static in ecp.c 2013-12-02 16:34:24 +01:00
Manuel Pégourié-Gonnard d35e191434 Drop useless include in ecp.c 2013-12-02 16:34:24 +01:00
Manuel Pégourié-Gonnard 0267e3dc9b Add ecp_curve_info_from_name() 2013-11-30 15:10:14 +01:00
Manuel Pégourié-Gonnard 104ee1d1f6 Add ecp_genkey(), prettier wrapper 2013-11-30 14:35:07 +01:00
Manuel Pégourié-Gonnard c57b654a3e Use t_uint rather than uintXX_t when appropriate 2013-11-26 15:19:56 +01:00
Manuel Pégourié-Gonnard 96c7a92b08 Change mpi_safe_cond_assign() for more const-ness 2013-11-25 18:28:53 +01:00
Manuel Pégourié-Gonnard 918148193d Enhance ecp_selftest 2013-11-21 21:56:38 +01:00
Manuel Pégourié-Gonnard d728350cee Make memory access pattern constant 2013-11-21 21:56:38 +01:00
Manuel Pégourié-Gonnard aade42fd88 Change method for making M odd in ecp_mul()
- faster
- avoids M >= N (if m = N-1 or N-2)
2013-11-21 21:56:38 +01:00
Manuel Pégourié-Gonnard 36daa13d76 Misc details 2013-11-21 21:56:38 +01:00
Manuel Pégourié-Gonnard 469a209334 Rm subtraction from ecp_add_mixed() 2013-11-21 21:56:38 +01:00
Manuel Pégourié-Gonnard 01fca5e882 Do point inversion without leaking information 2013-11-21 21:56:38 +01:00
Manuel Pégourié-Gonnard 44aab79022 Update bibliographic references 2013-11-21 21:56:38 +01:00
Manuel Pégourié-Gonnard 7f762319ad Use mpi_shrink() in ecp_precompute() 2013-11-21 21:56:38 +01:00
Manuel Pégourié-Gonnard e282012219 Spare some memory 2013-11-21 21:56:38 +01:00
Manuel Pégourié-Gonnard edc1a1f482 Small code cleanups 2013-11-21 21:56:38 +01:00
Manuel Pégourié-Gonnard ff27b7c968 Tighten ecp_mul() validity checks 2013-11-21 21:56:38 +01:00
Manuel Pégourié-Gonnard 09ceaf49d0 Rm multiplication using NAF
Comb method is at most 1% slower for random points,
and is way faster for fixed point (repeated).
2013-11-21 21:56:38 +01:00
Manuel Pégourié-Gonnard 04a0225388 Optimize w in the comb method 2013-11-21 21:56:37 +01:00
Manuel Pégourié-Gonnard 70c14372c6 Add coordinate randomization back 2013-11-21 21:56:37 +01:00
Manuel Pégourié-Gonnard c30200e4ce Fix bound issues 2013-11-21 21:56:37 +01:00
Manuel Pégourié-Gonnard 101a39f55f Improve comb method (less precomputed points) 2013-11-21 21:56:37 +01:00
Manuel Pégourié-Gonnard d1c1ba90ca First version of ecp_mul_comb() 2013-11-21 21:56:20 +01:00
Paul Bakker 6a6087e71d Added missing inline definition for MSCV and ARM environments 2013-10-28 18:53:08 +01:00
Manuel Pégourié-Gonnard 9fcceac943 Add a comment about modules coupling 2013-10-23 20:56:12 +02:00
Manuel Pégourié-Gonnard b21c81fb41 Use less memory in fix_negative() 2013-10-23 20:45:04 +02:00
Manuel Pégourié-Gonnard cae6f3ed45 Reorganize code in ecp.c 2013-10-23 20:19:57 +02:00
Manuel Pégourié-Gonnard 5779cbe582 Make mod_p{224,256,384] a bit faster
Speedup is roughly 25%, giving a 6% speedup on ecp_mul() for these curves.
2013-10-23 20:17:00 +02:00
Manuel Pégourié-Gonnard c04c530a98 Make NIST curves optimisation an option 2013-10-23 16:11:52 +02:00
Manuel Pégourié-Gonnard 0f9149cb0a Add mod_p384 2013-10-23 15:06:37 +02:00
Manuel Pégourié-Gonnard ec655c908c Add mod_p256 2013-10-23 14:50:39 +02:00