diff options
| author | Denys Vlasenko | 2021-01-01 18:48:38 +0100 |
|---|---|---|
| committer | Denys Vlasenko | 2021-01-01 18:48:38 +0100 |
| commit | 868f383699ef65c828fbc41e7c7c7368ab56f8a5 (patch) | |
| tree | 54d435cd729ee61aac14b44f0eca3cf85b020184 | |
| parent | 9daa877d6bdc8dd470ffd86839550c54957eac73 (diff) | |
| download | busybox-868f383699ef65c828fbc41e7c7c7368ab56f8a5.zip busybox-868f383699ef65c828fbc41e7c7c7368ab56f8a5.tar.gz | |
tls: code shrink
function old new delta
curve25519 881 832 -49
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| -rw-r--r-- | networking/tls_fe.c | 28 |
1 files changed, 11 insertions, 17 deletions
diff --git a/networking/tls_fe.c b/networking/tls_fe.c index 10971bb..f810e11 100644 --- a/networking/tls_fe.c +++ b/networking/tls_fe.c @@ -383,12 +383,10 @@ static void fe_inv__distinct(byte *r, const byte *x) * to avoid copying temporaries. */ - /* 1 1 */ - fe_mul__distinct(s, x, x); - fe_mul__distinct(r, s, x); + lm_copy(r, x); - /* 1 x 248 */ - for (i = 0; i < 248; i++) { + /* 1, 1 x 249 */ + for (i = 0; i < 249; i++) { fe_mul__distinct(s, r, r); fe_mul__distinct(r, s, x); } @@ -403,13 +401,11 @@ static void fe_inv__distinct(byte *r, const byte *x) /* 0 */ fe_mul__distinct(r, s, s); - /* 1 */ - fe_mul__distinct(s, r, r); - fe_mul__distinct(r, s, x); - - /* 1 */ - fe_mul__distinct(s, r, r); - fe_mul__distinct(r, s, x); + /* 1, 1 */ + for (i = 0; i < 2; i++) { + fe_mul__distinct(s, r, r); + fe_mul__distinct(r, s, x); + } } #if 0 //UNUSED @@ -435,12 +431,10 @@ static void exp2523(byte *r, const byte *x, byte *s) * 111111... 01 */ - /* 1 1 */ - fe_mul__distinct(r, x, x); - fe_mul__distinct(s, r, x); + lm_copy(s, x); - /* 1 x 248 */ - for (i = 0; i < 248; i++) { + /* 1, 1 x 249 */ + for (i = 0; i < 249; i++) { fe_mul__distinct(r, s, s); fe_mul__distinct(s, r, x); } |