From 09402eb482df069d21b07a0c8468824a5efff30a Mon Sep 17 00:00:00 2001 From: daurnimator Date: Mon, 18 Dec 2017 16:00:50 +1100 Subject: src/openssl.c: Add bn:mod_sqr function --- src/openssl.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'src') diff --git a/src/openssl.c b/src/openssl.c index 38d5e8d..5bec55a 100644 --- a/src/openssl.c +++ b/src/openssl.c @@ -2999,6 +2999,19 @@ static int bn_mod_mul(lua_State *L) { } /* bn_mod_mul() */ +static int bn_mod_sqr(lua_State *L) { + BIGNUM *r, *a, *b; + + lua_settop(L, 2); + bn_prepbop(L, &r, &a, &b, 0); + + if (!BN_mod_sqr(r, a, b, getctx(L))) + return auxL_error(L, auxL_EOPENSSL, "bignum:mod_sqr"); + + return 1; +} /* bn_mod_sqr() */ + + static int bn__pow(lua_State *L) { BIGNUM *r, *a, *b; @@ -3221,6 +3234,7 @@ static const auxL_Reg bn_methods[] = { { "mod_add", &bn_mod_add }, { "mod_sub", &bn_mod_sub }, { "mod_mul", &bn_mod_mul }, + { "mod_sqr", &bn_mod_sqr }, { "exp", &bn__pow }, { "mod_exp", &bn_mod_exp }, { "gcd", &bn_gcd }, -- cgit v1.2.3-59-g8ed1b