More optimisations for EC P-256 "i15" (specialised squaring function, mixed coordinat...

[BearSSL] / src / ssl / ssl_hs_client.c

diff --git a/src/ssl/ssl_hs_client.c b/src/ssl/ssl_hs_client.c
index 393badf..e1aa641 100644 (file)
--- a/src/ssl/ssl_hs_client.c
+++ b/src/ssl/ssl_hs_client.c
@@ -341,10 +341,7 @@ make_pms_ecdh(br_ssl_client_context *ctx, unsigned ecdhe, int prf_id)
         */
        br_ssl_engine_compute_master(&ctx->eng, prf_id, point + 1, glen >> 1);
 
-       memcpy(point, generator, glen);
-       if (!ctx->eng.iec->mul(point, glen, key, olen, curve)) {
-               return -BR_ERR_INVALID_ALGORITHM;
-       }
+       ctx->eng.iec->mulgen(point, key, olen, curve);
        memcpy(ctx->eng.pad, point, glen);
        return (int)glen;
 }