diff options
| -rw-r--r-- | src/openssl.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/openssl.c b/src/openssl.c index ba6e9b6..38d5e8d 100644 --- a/src/openssl.c +++ b/src/openssl.c @@ -2960,6 +2960,45 @@ static int bn_nnmod(lua_State *L) { } /* bn_nnmod() */ +static int bn_mod_add(lua_State *L) { + BIGNUM *r, *a, *b, *c; + + lua_settop(L, 3); + bn_preptop(L, &r, &a, &b, &c); + + if (!BN_mod_add(r, a, b, c, getctx(L))) + return auxL_error(L, auxL_EOPENSSL, "bignum:mod_add"); + + return 1; +} /* bn_mod_add() */ + + +static int bn_mod_sub(lua_State *L) { + BIGNUM *r, *a, *b, *c; + + lua_settop(L, 3); + bn_preptop(L, &r, &a, &b, &c); + + if (!BN_mod_sub(r, a, b, c, getctx(L))) + return auxL_error(L, auxL_EOPENSSL, "bignum:mod_sub"); + + return 1; +} /* bn_mod_sub() */ + + +static int bn_mod_mul(lua_State *L) { + BIGNUM *r, *a, *b, *c; + + lua_settop(L, 3); + bn_preptop(L, &r, &a, &b, &c); + + if (!BN_mod_mul(r, a, b, c, getctx(L))) + return auxL_error(L, auxL_EOPENSSL, "bignum:mod_mul"); + + return 1; +} /* bn_mod_mul() */ + + static int bn__pow(lua_State *L) { BIGNUM *r, *a, *b; @@ -3179,6 +3218,9 @@ static const auxL_Reg bn_methods[] = { { "idiv", &bn__idiv }, { "mod", &bn__mod }, { "nnmod", &bn_nnmod }, + { "mod_add", &bn_mod_add }, + { "mod_sub", &bn_mod_sub }, + { "mod_mul", &bn_mod_mul }, { "exp", &bn__pow }, { "mod_exp", &bn_mod_exp }, { "gcd", &bn_gcd }, |