Class: OpenSSL::PKey::EC::Point
- Inherits:
-
Object
- Object
- OpenSSL::PKey::EC::Point
- Defined in:
- ossl_pkey_ec.c
Defined Under Namespace
Classes: Error
Instance Method Summary collapse
- #==(point2) ⇒ Boolean (also: #==)
- #infinity? ⇒ Boolean
-
#initialize ⇒ Object
constructor
See the OpenSSL documentation for EC_POINT_*.
- #invert! ⇒ self
- #make_affine! ⇒ self
- #on_curve? ⇒ Boolean
- #set_to_infinity! ⇒ self
-
#to_bn ⇒ OpenSSL::BN
See the OpenSSL documentation for EC_POINT_point2bn().
Constructor Details
#OpenSSL::PKey::EC::Point.new(point) ⇒ Object #OpenSSL::PKey::EC::Point.new(group) ⇒ Object #OpenSSL::PKey::EC::Point.new(group, bn) ⇒ Object
See the OpenSSL documentation for EC_POINT_*
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# File 'ossl_pkey_ec.c', line 1237
static VALUE ossl_ec_point_initialize(int argc, VALUE *argv, VALUE self)
{
ossl_ec_point *ec_point;
EC_POINT *point = NULL;
VALUE arg1, arg2;
VALUE group_v = Qnil;
const EC_GROUP *group = NULL;
Data_Get_Struct(self, ossl_ec_point, ec_point);
if (ec_point->point)
ossl_raise(eEC_POINT, "EC_POINT already initialized");
switch (rb_scan_args(argc, argv, "11", &arg1, &arg2)) {
case 1:
if (rb_obj_is_kind_of(arg1, cEC_POINT)) {
const EC_POINT *arg_point;
group_v = rb_iv_get(arg1, "@group");
SafeRequire_EC_GROUP(group_v, group);
SafeRequire_EC_POINT(arg1, arg_point);
point = EC_POINT_dup(arg_point, group);
} else if (rb_obj_is_kind_of(arg1, cEC_GROUP)) {
group_v = arg1;
SafeRequire_EC_GROUP(group_v, group);
point = EC_POINT_new(group);
} else {
ossl_raise(eEC_POINT, "wrong argument type: must be OpenSSL::PKey::EC::Point or OpenSSL::Pkey::EC::Group");
}
break;
case 2:
if (!rb_obj_is_kind_of(arg1, cEC_GROUP))
ossl_raise(rb_eArgError, "1st argument must be OpenSSL::PKey::EC::Group");
group_v = arg1;
SafeRequire_EC_GROUP(group_v, group);
if (rb_obj_is_kind_of(arg2, cBN)) {
const BIGNUM *bn = GetBNPtr(arg2);
point = EC_POINT_bn2point(group, bn, NULL, ossl_bn_ctx);
} else {
BIO *in = ossl_obj2bio(arg1);
/* BUG: finish me */
BIO_free(in);
if (point == NULL) {
ossl_raise(eEC_POINT, "unknown type for 2nd arg");
}
}
break;
default:
ossl_raise(rb_eArgError, "wrong number of arguments");
}
if (point == NULL)
ossl_raise(eEC_POINT, NULL);
if (NIL_P(group_v))
ossl_raise(rb_eRuntimeError, "missing group (internal error)");
ec_point->point = point;
rb_iv_set(self, "@group", group_v);
return self;
}
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Instance Method Details
#==(point2) ⇒ Boolean Also known as: ==
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# File 'ossl_pkey_ec.c', line 1313
static VALUE ossl_ec_point_eql(VALUE a, VALUE b)
{
EC_POINT *point1, *point2;
VALUE group_v1 = rb_iv_get(a, "@group");
VALUE group_v2 = rb_iv_get(b, "@group");
const EC_GROUP *group;
if (ossl_ec_group_eql(group_v1, group_v2) == Qfalse)
return Qfalse;
Require_EC_POINT(a, point1);
SafeRequire_EC_POINT(b, point2);
SafeRequire_EC_GROUP(group_v1, group);
if (EC_POINT_cmp(group, point1, point2, ossl_bn_ctx) == 1)
return Qfalse;
return Qtrue;
}
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#infinity? ⇒ Boolean
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# File 'ossl_pkey_ec.c', line 1338
static VALUE ossl_ec_point_is_at_infinity(VALUE self)
{
EC_POINT *point;
VALUE group_v = rb_iv_get(self, "@group");
const EC_GROUP *group;
Require_EC_POINT(self, point);
SafeRequire_EC_GROUP(group_v, group);
switch (EC_POINT_is_at_infinity(group, point)) {
case 1: return Qtrue;
case 0: return Qfalse;
default: ossl_raise(cEC_POINT, "EC_POINT_is_at_infinity");
}
}
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#invert! ⇒ self
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# File 'ossl_pkey_ec.c', line 1400
static VALUE ossl_ec_point_invert(VALUE self)
{
EC_POINT *point;
VALUE group_v = rb_iv_get(self, "@group");
const EC_GROUP *group;
Require_EC_POINT(self, point);
SafeRequire_EC_GROUP(group_v, group);
if (EC_POINT_invert(group, point, ossl_bn_ctx) != 1)
ossl_raise(cEC_POINT, "EC_POINT_invert");
return self;
}
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#make_affine! ⇒ self
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# File 'ossl_pkey_ec.c', line 1380
static VALUE ossl_ec_point_make_affine(VALUE self)
{
EC_POINT *point;
VALUE group_v = rb_iv_get(self, "@group");
const EC_GROUP *group;
Require_EC_POINT(self, point);
SafeRequire_EC_GROUP(group_v, group);
if (EC_POINT_make_affine(group, point, ossl_bn_ctx) != 1)
ossl_raise(cEC_POINT, "EC_POINT_make_affine");
return self;
}
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#on_curve? ⇒ Boolean
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# File 'ossl_pkey_ec.c', line 1359
static VALUE ossl_ec_point_is_on_curve(VALUE self)
{
EC_POINT *point;
VALUE group_v = rb_iv_get(self, "@group");
const EC_GROUP *group;
Require_EC_POINT(self, point);
SafeRequire_EC_GROUP(group_v, group);
switch (EC_POINT_is_on_curve(group, point, ossl_bn_ctx)) {
case 1: return Qtrue;
case 0: return Qfalse;
default: ossl_raise(cEC_POINT, "EC_POINT_is_on_curve");
}
}
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#set_to_infinity! ⇒ self
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# File 'ossl_pkey_ec.c', line 1420
static VALUE ossl_ec_point_set_to_infinity(VALUE self)
{
EC_POINT *point;
VALUE group_v = rb_iv_get(self, "@group");
const EC_GROUP *group;
Require_EC_POINT(self, point);
SafeRequire_EC_GROUP(group_v, group);
if (EC_POINT_set_to_infinity(group, point) != 1)
ossl_raise(cEC_POINT, "EC_POINT_set_to_infinity");
return self;
}
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#to_bn ⇒ OpenSSL::BN
See the OpenSSL documentation for EC_POINT_point2bn()
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# File 'ossl_pkey_ec.c', line 1441
static VALUE ossl_ec_point_to_bn(VALUE self)
{
EC_POINT *point;
VALUE bn_obj;
VALUE group_v = rb_iv_get(self, "@group");
const EC_GROUP *group;
point_conversion_form_t form;
BIGNUM *bn;
Require_EC_POINT(self, point);
SafeRequire_EC_GROUP(group_v, group);
form = EC_GROUP_get_point_conversion_form(group);
bn_obj = rb_obj_alloc(cBN);
bn = GetBNPtr(bn_obj);
if (EC_POINT_point2bn(group, point, form, bn, ossl_bn_ctx) == NULL)
ossl_raise(eEC_POINT, "EC_POINT_point2bn");
return bn_obj;
}
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