Manuel Pégourié-Gonnard
cd7458aafd
Support brainpool curves in ecp_check_pubkey()
2013-10-10 12:56:00 +02:00
Manuel Pégourié-Gonnard
a070ada6d4
Add brainpool curves to ecp_use_kown_dp()
2013-10-10 12:56:00 +02:00
Manuel Pégourié-Gonnard
cec4a53c98
Add domain parameters for Brainpool curves
2013-10-10 12:56:00 +02:00
Manuel Pégourié-Gonnard
8195c1a567
Add identifiers for Brainpool curves
2013-10-10 12:56:00 +02:00
Manuel Pégourié-Gonnard
f24b4a7316
Interface change in ECP info functions
...
ecp_named_curve_from_grp_id() -> ecp_curve_info_from_grp_id()
ecp_grp_id_from_named_curve() -> ecp_curve_info_from_tls_id()
2013-09-24 21:25:53 +02:00
Manuel Pégourié-Gonnard
da179e4870
Add ecp_curve_list(), hide ecp_supported_curves
2013-09-18 15:37:44 +02:00
Manuel Pégourié-Gonnard
161ef968db
Cache pre-computed points for ecp_mul()
...
Up to 1.25 speedup on ECDSA sign for small curves, but mainly useful as a
preparation for fixed-point mult (a few prototypes changed in constness).
2013-09-18 15:37:44 +02:00
Manuel Pégourié-Gonnard
56cd319f0e
Add human-friendly name in ecp_curve_info
2013-09-18 15:37:44 +02:00
Manuel Pégourié-Gonnard
a79d123a55
Make ecp_supported_curves constant
2013-09-18 14:35:57 +02:00
Manuel Pégourié-Gonnard
c972770f78
Prepare ecp_group for future extensions
2013-09-18 14:35:53 +02:00
Manuel Pégourié-Gonnard
456d3b9b0b
Make ECP error codes more specific
2013-09-18 14:35:53 +02:00
Manuel Pégourié-Gonnard
568c9cf878
Add ecp_supported_curves and simplify some code
2013-09-18 14:34:34 +02:00
Manuel Pégourié-Gonnard
7038039f2e
Dissociate TLS and internal EC curve identifiers
...
Allows to add new curves before they get a TLS number
2013-09-18 14:34:34 +02:00
Manuel Pégourié-Gonnard
07de4b1d08
Implement randomized coordinates in ecp_mul()
2013-09-02 16:26:04 +02:00
Manuel Pégourié-Gonnard
e09d2f8261
Change ecp_mul() prototype to allow randomization
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(Also improve an error code while at it.)
2013-09-02 14:29:09 +02:00
Manuel Pégourié-Gonnard
e09631b7c4
Create ecp_group_copy() and use it
2013-08-20 20:08:29 +02:00
Manuel Pégourié-Gonnard
b694b4896c
Add ecdsa_{read,write}_signature()
2013-08-20 20:04:16 +02:00
Manuel Pégourié-Gonnard
96f3a4e1b3
Rm ecp_keypair.alg
...
Avoid duplicating information already present in pk_context.
2013-07-17 15:59:44 +02:00
Manuel Pégourié-Gonnard
de44a4aecf
Rename ecp_check_prvkey with a 'i' for consistency
2013-07-09 16:42:34 +02:00
Manuel Pégourié-Gonnard
c8dc295e83
Add ecp_check_prvkey, with test
...
Also group key checking and generation functions in ecp.h and ecp.c.
2013-07-08 15:31:18 +02:00
Manuel Pégourié-Gonnard
b8c6e0e3e9
Add ecp_keypair struct, init/free and constants
2013-07-08 15:31:18 +02:00
Paul Bakker
6e339b52e8
Memory-allocation abstraction layer and buffer-based allocator added
2013-07-03 17:22:31 +02:00
Paul Bakker
fd3eac5786
Cleaned up ECP error codes
2013-06-29 23:31:33 +02:00
Paul Bakker
5dc6b5fb05
Made supported curves configurable
2013-06-29 23:26:34 +02:00
Paul Bakker
b6c5d2e1a6
Cleanup up non-prototyped functions (static) and const-correctness
...
More fixes based on the compiler directives -Wcast-qual -Wwrite-strings
-Wmissing-prototypes -Wmissing-declarations. Not everything with regards
to -Wcast-qual has been fixed as some have unwanted consequences for the
rest of the code.
2013-06-25 16:25:17 +02:00
Paul Bakker
a280d0f2b9
Fixed compiler warning for possible uninitialized ret
2013-04-08 13:40:17 +02:00
Manuel Pégourié-Gonnard
98f51815d6
Fix ecp_tls_read_point's signature
2013-02-10 13:38:29 +01:00
Manuel Pégourié-Gonnard
7c145c6418
Fix ecp_tls_read_group's signature
2013-02-10 13:20:52 +01:00
Manuel Pégourié-Gonnard
46106a9d75
Add tests for (and fix bug in) ecp_tls_write_group
2013-02-10 12:51:17 +01:00
Manuel Pégourié-Gonnard
420f1eb675
Fix ecp_tls_write_point's signature
2013-02-10 12:22:46 +01:00
Manuel Pégourié-Gonnard
b325887fad
Add ecp_tls_write_group()
2013-02-10 12:06:19 +01:00
Manuel Pégourié-Gonnard
7e86025f32
Rename ecp_*_binary to ecp_point_*_binary
2013-02-10 10:58:48 +01:00
Manuel Pégourié-Gonnard
d84895dc22
Supress 'format' argument to ecp_read_binary.
...
And adjust error codes for ecp_*_binary while at it.
2013-02-10 10:53:04 +01:00
Manuel Pégourié-Gonnard
0079405918
Add functions for read/write ECPoint records
2013-02-09 19:00:07 +01:00
Manuel Pégourié-Gonnard
1a96728964
Add function parsing a TLS ECParameters record
2013-02-09 17:53:31 +01:00
Manuel Pégourié-Gonnard
6545ca7bed
Add ECDH primitives
2013-01-26 19:11:24 +01:00
Manuel Pégourié-Gonnard
45a035a9ac
Add ecp_gen_keypair()
2013-01-26 14:42:45 +01:00
Paul Bakker
cf4365f560
Updated error codes for ECP
2013-01-16 17:00:43 +01:00
Manuel Pégourié-Gonnard
5e402d88ea
Added ecp_read_binary().
2013-01-16 16:31:54 +01:00
Manuel Pégourié-Gonnard
37d218a8e3
Added support for writing points compressed
2013-01-16 16:31:54 +01:00
Manuel Pégourié-Gonnard
e19feb5b46
Added ecp_write_binary().
2013-01-16 16:31:53 +01:00
Manuel Pégourié-Gonnard
1c33057a63
Added ecp_check_pubkey().
2013-01-16 16:31:53 +01:00
Manuel Pégourié-Gonnard
3680c82c5a
Made choice of w safer and more optimal
2013-01-16 16:31:53 +01:00
Manuel Pégourié-Gonnard
cdd44324e9
Added ecp_normalize_many() for faster precompute()
2013-01-16 16:31:53 +01:00
Manuel Pégourié-Gonnard
b63f9e98f5
Made ecp_mul() faster and truly SPA resistant
2013-01-16 16:31:53 +01:00
Manuel Pégourié-Gonnard
7652a593d6
Added a precompute() function for fast mult
2013-01-16 16:31:53 +01:00
Manuel Pégourié-Gonnard
855560758c
Added function preparing for faster multiplication
2013-01-16 16:31:52 +01:00
Manuel Pégourié-Gonnard
b4a310b472
Added a selftest about SPA resistance
2013-01-16 16:31:52 +01:00
Manuel Pégourié-Gonnard
9674fd0d5e
Added ecp_sub() as a variant of ecp_add()
2013-01-16 16:31:52 +01:00
Manuel Pégourié-Gonnard
1c2782cc7c
Changed to jacobian coordinates everywhere
2013-01-16 16:31:52 +01:00
Manuel Pégourié-Gonnard
773ed546a2
Added a nbits member to ecp_group
2013-01-16 16:31:52 +01:00
Manuel Pégourié-Gonnard
4bdd47d2cb
Multiplication by negative is now forbidden
2013-01-16 16:31:52 +01:00
Manuel Pégourié-Gonnard
8433824d5f
Added fast mod_p192
2013-01-16 16:31:52 +01:00
Manuel Pégourié-Gonnard
4712325777
Clarifications in comments; code cosmetics & style
2013-01-16 16:31:52 +01:00
Manuel Pégourié-Gonnard
dada4da33f
Moved domain paramaters to ecp.c
2013-01-16 16:31:51 +01:00
Manuel Pégourié-Gonnard
62aad14139
Added slot for fast modp, with mod_p521
2013-01-16 16:31:51 +01:00
Manuel Pégourié-Gonnard
84d1aea1ac
Now reducing mod p after every single operation
2013-01-16 16:31:51 +01:00
Manuel Pégourié-Gonnard
e0c16922f9
Point multiplication using Jacobian coordinates
2013-01-16 16:31:51 +01:00
Manuel Pégourié-Gonnard
7e0adfbcc5
Replaced add_generic with add_mixed
2013-01-16 16:31:51 +01:00
Manuel Pégourié-Gonnard
989c32bc3e
Replaced double_generic with double_jac
2013-01-16 16:31:51 +01:00
Manuel Pégourié-Gonnard
27b1ba8be0
Changed ecp_mul() to always add the same point
2013-01-16 16:31:51 +01:00
Manuel Pégourié-Gonnard
d070f51224
Started introducting Jacobian coordinates
2013-01-16 16:31:51 +01:00
Manuel Pégourié-Gonnard
4b8c3f2a1c
Moved tests from selftest to tests/test_suite_ecp
2013-01-16 16:31:50 +01:00
Manuel Pégourié-Gonnard
a5402fee04
Added ecp_use_known_dp()
2013-01-16 16:31:50 +01:00
Manuel Pégourié-Gonnard
efaa31e9ae
Implemented multiplication
2013-01-16 16:31:50 +01:00
Manuel Pégourié-Gonnard
b4ab8a8137
Fixed memory leak due to typo
2013-01-16 16:31:50 +01:00
Manuel Pégourié-Gonnard
de532ee73f
Implemented generic doubling
2013-01-16 16:31:50 +01:00
Manuel Pégourié-Gonnard
ab38b70816
Fixed add_generic
2013-01-16 16:31:50 +01:00
Manuel Pégourié-Gonnard
b505c2796c
Got first tests working, fixed ecp_copy()
2013-01-16 16:31:49 +01:00
Manuel Pégourié-Gonnard
d0dc6317e1
Added a few test cases for addition
2013-01-16 16:31:49 +01:00
Manuel Pégourié-Gonnard
847395a8a9
Added ecp_XXX_read_string()
2013-01-16 16:31:49 +01:00
Manuel Pégourié-Gonnard
7cfcea349c
Documented error codes properly
2013-01-16 16:31:49 +01:00
Manuel Pégourié-Gonnard
ae180d0f20
Got started on ecp_add(): generic case done
2013-01-16 16:31:49 +01:00
Manuel Pégourié-Gonnard
883f313516
Added ecp_copy() (for points)
2013-01-16 16:31:49 +01:00
Manuel Pégourié-Gonnard
5179e463d5
Allowed point at infinity, supressed ecp_double()
2013-01-16 16:31:49 +01:00
Manuel Pégourié-Gonnard
1e8c8ecd95
Implemented ecp_{point,group}_free()
2013-01-16 16:31:49 +01:00
Manuel Pégourié-Gonnard
39d2adbbd0
Added (skeleton) ecp.[ch]
2013-01-16 16:31:48 +01:00
