Suyu/mbedtls
1
0
Fork 0
mirror of https://git.suyu.dev/suyu/mbedtls.git synced 2025-12-21 21:36:21 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

Cache pre-computed points for ecp_mul()

Browse source 
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).
This commit is contained in:
Manuel Pégourié-Gonnard 2013-09-17 19:13:10 +02:00 • committed by Paul Bakker
parent 56cd319f0e
commit 161ef968db
6 changed files with 147 additions and 47 deletions
Download patch file Download diff file Expand all files Collapse all files

4
library/ecdh.c
View file

@ -39,7 +39,7 @@
/*
* Generate public key: simple wrapper around ecp_gen_keypair
*/
int ecdh_gen_public( const ecp_group *grp, mpi *d, ecp_point *Q,
int ecdh_gen_public( ecp_group *grp, mpi *d, ecp_point *Q,
int (*f_rng)(void *, unsigned char *, size_t),
void *p_rng )
{
@ -49,7 +49,7 @@ int ecdh_gen_public( const ecp_group *grp, mpi *d, ecp_point *Q,
/*
* Compute shared secret (SEC1 3.3.1)
*/
int ecdh_compute_shared( const ecp_group *grp, mpi *z,
int ecdh_compute_shared( ecp_group *grp, mpi *z,
const ecp_point *Q, const mpi *d,
int (*f_rng)(void *, unsigned char *, size_t),
void *p_rng )