Git-Mirrors/monero
1
0
Fork 0
mirror of https://github.com/monero-project/monero.git synced 2025-08-02 03:06:41 -04:00
Code Issues Projects Releases Packages Wiki Activity

crypto: add scalar mult functions returning ge_p3 instead of ge_p2

Browse source 
ge_scalarmult_p3
ge_double_scalarmult_precomp_vartime2_p3
ge_double_scalarmult_base_vartime_p3

This makes it possible to reuse the result without having to
convert back to unsigned char[32] and back to ge types.
This commit is contained in:
moneromooo-monero 2018-01-05 20:31:53 +00:00
parent 35d5aa36c9
commit 13b4c90e01
No known key found for this signature in database
GPG key ID: 686F07454D6CEFC3
2 changed files with 155 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

3
src/crypto/crypto-ops.h
View file

@ -79,6 +79,7 @@ typedef ge_cached ge_dsmp[8];
extern const ge_precomp ge_Bi[8];
void ge_dsm_precomp(ge_dsmp r, const ge_p3 *s);
void ge_double_scalarmult_base_vartime(ge_p2 *, const unsigned char *, const ge_p3 *, const unsigned char *);
void ge_double_scalarmult_base_vartime_p3(ge_p3 *, const unsigned char *, const ge_p3 *, const unsigned char *);
/* From ge_frombytes.c, modified */
@ -127,8 +128,10 @@ void sc_reduce(unsigned char *);
/* New code */
void ge_scalarmult(ge_p2 *, const unsigned char *, const ge_p3 *);
void ge_scalarmult_p3(ge_p3 *, const unsigned char *, const ge_p3 *);
void ge_double_scalarmult_precomp_vartime(ge_p2 *, const unsigned char *, const ge_p3 *, const unsigned char *, const ge_dsmp);
void ge_double_scalarmult_precomp_vartime2(ge_p2 *, const unsigned char *, const ge_dsmp, const unsigned char *, const ge_dsmp);
void ge_double_scalarmult_precomp_vartime2_p3(ge_p3 *, const unsigned char *, const ge_dsmp, const unsigned char *, const ge_dsmp);
void ge_mul8(ge_p1p1 *, const ge_p2 *);
extern const fe fe_ma2;
extern const fe fe_ma;