Class: OpenSSL::PKey::EC::Group
- Inherits:
-
Object
- Object
- OpenSSL::PKey::EC::Group
- Defined in:
- ext/rubysl/openssl/ossl_pkey_ec.c
Defined Under Namespace
Classes: Error
Instance Method Summary collapse
-
#asn1_flag ⇒ Fixnum
See the OpenSSL documentation for EC_GROUP_get_asn1_flag().
-
#asn1_flag=(Fixnum) ⇒ Fixnum
See the OpenSSL documentation for EC_GROUP_set_asn1_flag().
-
#get_cofactor ⇒ Object
See the OpenSSL documentation for EC_GROUP_get_cofactor().
-
#curve_name ⇒ String
See the OpenSSL documentation for EC_GROUP_get_curve_name().
-
#degree ⇒ Fixnum
See the OpenSSL documentation for EC_GROUP_get_degree().
- #==(group2) ⇒ Boolean (also: #==)
-
#generator ⇒ Object
See the OpenSSL documentation for EC_GROUP_get0_generator().
-
#initialize(*args) ⇒ Object
constructor
See the OpenSSL documentation for EC_GROUP_*.
-
#get_order ⇒ Object
See the OpenSSL documentation for EC_GROUP_get_order().
-
#point_conversion_form ⇒ Object
See the OpenSSL documentation for EC_GROUP_get_point_conversion_form().
-
#point_conversion_form=(form) ⇒ Object
See the OpenSSL documentation for EC_GROUP_set_point_conversion_form().
-
#seed ⇒ String?
See the OpenSSL documentation for EC_GROUP_get0_seed().
-
#seed=(seed) ⇒ Object
See the OpenSSL documentation for EC_GROUP_set_seed().
-
#set_generator(generator, order, cofactor) ⇒ self
See the OpenSSL documentation for EC_GROUP_set_generator().
-
#to_der ⇒ String
See the OpenSSL documentation for i2d_ECPKParameters_bio().
-
#to_pem ⇒ String
See the OpenSSL documentation for PEM_write_bio_ECPKParameters().
-
#to_text ⇒ String
See the OpenSSL documentation for ECPKParameters_print().
Constructor Details
#OpenSSL::PKey::EC::Group.new("secp112r1") ⇒ Object #OpenSSL::PKey::EC::Group.new(ec_group) ⇒ Object #OpenSSL::PKey::EC::Group.new(pem_string) ⇒ Object #OpenSSL::PKey::EC::Group.new(der_string) ⇒ Object #OpenSSL::PKey::EC::Group.new(pem_file) ⇒ Object #OpenSSL::PKey::EC::Group.new(der_file) ⇒ Object #OpenSSL::PKey::EC::Group.new(: GFp_simple) ⇒ Object #OpenSSL::PKey::EC::Group.new(: GFp_mult) ⇒ Object #OpenSSL::PKey::EC::Group.new(: GFp_nist) ⇒ Object #OpenSSL::PKey::EC::Group.new(: GF2m_simple) ⇒ Object #OpenSSL::PKey::EC::Group.new(: GFp, bignum_p, bignum_a, bignum_b) ⇒ Object #OpenSSL::PKey::EC::Group.new(: GF2m, bignum_p, bignum_a, bignum_b) ⇒ Object
See the OpenSSL documentation for EC_GROUP_*
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# File 'ext/rubysl/openssl/ossl_pkey_ec.c', line 743
static VALUE ossl_ec_group_initialize(int argc, VALUE *argv, VALUE self)
{
VALUE arg1, arg2, arg3, arg4;
ossl_ec_group *ec_group;
EC_GROUP *group = NULL;
Data_Get_Struct(self, ossl_ec_group, ec_group);
if (ec_group->group != NULL)
ossl_raise(rb_eRuntimeError, "EC_GROUP is already initialized");
switch (rb_scan_args(argc, argv, "13", &arg1, &arg2, &arg3, &arg4)) {
case 1:
if (SYMBOL_P(arg1)) {
const EC_METHOD *method = NULL;
ID id = SYM2ID(arg1);
if (id == s_GFp_simple) {
method = EC_GFp_simple_method();
} else if (id == s_GFp_mont) {
method = EC_GFp_mont_method();
} else if (id == s_GFp_nist) {
method = EC_GFp_nist_method();
#if !defined(OPENSSL_NO_EC2M)
} else if (id == s_GF2m_simple) {
method = EC_GF2m_simple_method();
#endif
}
if (method) {
if ((group = EC_GROUP_new(method)) == NULL)
ossl_raise(eEC_GROUP, "EC_GROUP_new");
} else {
ossl_raise(rb_eArgError, "unknown symbol, must be :GFp_simple, :GFp_mont, :GFp_nist or :GF2m_simple");
}
} else if (rb_obj_is_kind_of(arg1, cEC_GROUP)) {
const EC_GROUP *arg1_group;
SafeRequire_EC_GROUP(arg1, arg1_group);
if ((group = EC_GROUP_dup(arg1_group)) == NULL)
ossl_raise(eEC_GROUP, "EC_GROUP_dup");
} else {
BIO *in = ossl_obj2bio(arg1);
group = PEM_read_bio_ECPKParameters(in, NULL, NULL, NULL);
if (!group) {
OSSL_BIO_reset(in);
group = d2i_ECPKParameters_bio(in, NULL);
}
BIO_free(in);
if (!group) {
const char *name = StringValueCStr(arg1);
int nid = OBJ_sn2nid(name);
(void)ERR_get_error();
if (nid == NID_undef)
ossl_raise(eEC_GROUP, "unknown curve name (%s)", name);
group = EC_GROUP_new_by_curve_name(nid);
if (group == NULL)
ossl_raise(eEC_GROUP, "unable to create curve (%s)", name);
EC_GROUP_set_asn1_flag(group, OPENSSL_EC_NAMED_CURVE);
EC_GROUP_set_point_conversion_form(group, POINT_CONVERSION_UNCOMPRESSED);
}
}
break;
case 4:
if (SYMBOL_P(arg1)) {
ID id = SYM2ID(arg1);
EC_GROUP *(*new_curve)(const BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *) = NULL;
const BIGNUM *p = GetBNPtr(arg2);
const BIGNUM *a = GetBNPtr(arg3);
const BIGNUM *b = GetBNPtr(arg4);
if (id == s_GFp) {
new_curve = EC_GROUP_new_curve_GFp;
#if !defined(OPENSSL_NO_EC2M)
} else if (id == s_GF2m) {
new_curve = EC_GROUP_new_curve_GF2m;
#endif
} else {
ossl_raise(rb_eArgError, "unknown symbol, must be :GFp or :GF2m");
}
if ((group = new_curve(p, a, b, ossl_bn_ctx)) == NULL)
ossl_raise(eEC_GROUP, "EC_GROUP_new_by_GF*");
} else {
ossl_raise(rb_eArgError, "unknown argument, must be :GFp or :GF2m");
}
break;
default:
ossl_raise(rb_eArgError, "wrong number of arguments");
}
if (group == NULL)
ossl_raise(eEC_GROUP, "");
ec_group->group = group;
return self;
}
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Instance Method Details
#asn1_flag ⇒ Fixnum
See the OpenSSL documentation for EC_GROUP_get_asn1_flag()
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# File 'ext/rubysl/openssl/ossl_pkey_ec.c', line 1007
static VALUE ossl_ec_group_get_asn1_flag(VALUE self)
{
EC_GROUP *group = NULL;
int flag;
Require_EC_GROUP(self, group);
flag = EC_GROUP_get_asn1_flag(group);
return INT2FIX(flag);
}
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#asn1_flag=(Fixnum) ⇒ Fixnum
See the OpenSSL documentation for EC_GROUP_set_asn1_flag()
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# File 'ext/rubysl/openssl/ossl_pkey_ec.c', line 1024
static VALUE ossl_ec_group_set_asn1_flag(VALUE self, VALUE flag_v)
{
EC_GROUP *group = NULL;
Require_EC_GROUP(self, group);
EC_GROUP_set_asn1_flag(group, NUM2INT(flag_v));
return flag_v;
}
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#get_cofactor ⇒ Object
See the OpenSSL documentation for EC_GROUP_get_cofactor()
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# File 'ext/rubysl/openssl/ossl_pkey_ec.c', line 932
static VALUE ossl_ec_group_get_cofactor(VALUE self)
{
VALUE bn_obj;
BIGNUM *bn;
EC_GROUP *group = NULL;
Require_EC_GROUP(self, group);
bn_obj = ossl_bn_new(NULL);
bn = GetBNPtr(bn_obj);
if (EC_GROUP_get_cofactor(group, bn, ossl_bn_ctx) != 1)
ossl_raise(eEC_GROUP, "EC_GROUP_get_cofactor");
return bn_obj;
}
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#curve_name ⇒ String
See the OpenSSL documentation for EC_GROUP_get_curve_name()
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# File 'ext/rubysl/openssl/ossl_pkey_ec.c', line 954
static VALUE ossl_ec_group_get_curve_name(VALUE self)
{
EC_GROUP *group = NULL;
int nid;
Get_EC_GROUP(self, group);
if (group == NULL)
return Qnil;
nid = EC_GROUP_get_curve_name(group);
/* BUG: an nid or asn1 object should be returned, maybe. */
return rb_str_new2(OBJ_nid2sn(nid));
}
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#degree ⇒ Fixnum
See the OpenSSL documentation for EC_GROUP_get_degree()
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# File 'ext/rubysl/openssl/ossl_pkey_ec.c', line 1133
static VALUE ossl_ec_group_get_degree(VALUE self)
{
EC_GROUP *group = NULL;
Require_EC_GROUP(self, group);
return INT2NUM(EC_GROUP_get_degree(group));
}
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#==(group2) ⇒ Boolean Also known as: ==
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# File 'ext/rubysl/openssl/ossl_pkey_ec.c', line 853
static VALUE ossl_ec_group_eql(VALUE a, VALUE b)
{
EC_GROUP *group1 = NULL, *group2 = NULL;
Require_EC_GROUP(a, group1);
SafeRequire_EC_GROUP(b, group2);
if (EC_GROUP_cmp(group1, group2, ossl_bn_ctx) == 1)
return Qfalse;
return Qtrue;
}
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#generator ⇒ Object
See the OpenSSL documentation for EC_GROUP_get0_generator()
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# File 'ext/rubysl/openssl/ossl_pkey_ec.c', line 871
static VALUE ossl_ec_group_get_generator(VALUE self)
{
VALUE point_obj;
EC_GROUP *group = NULL;
Require_EC_GROUP(self, group);
point_obj = ossl_ec_point_dup(EC_GROUP_get0_generator(group), self);
return point_obj;
}
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#get_order ⇒ Object
See the OpenSSL documentation for EC_GROUP_get_order()
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# File 'ext/rubysl/openssl/ossl_pkey_ec.c', line 910
static VALUE ossl_ec_group_get_order(VALUE self)
{
VALUE bn_obj;
BIGNUM *bn;
EC_GROUP *group = NULL;
Require_EC_GROUP(self, group);
bn_obj = ossl_bn_new(NULL);
bn = GetBNPtr(bn_obj);
if (EC_GROUP_get_order(group, bn, ossl_bn_ctx) != 1)
ossl_raise(eEC_GROUP, "EC_GROUP_get_order");
return bn_obj;
}
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#point_conversion_form ⇒ Object
See the OpenSSL documentation for EC_GROUP_get_point_conversion_form()
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# File 'ext/rubysl/openssl/ossl_pkey_ec.c', line 1040
static VALUE ossl_ec_group_get_point_conversion_form(VALUE self)
{
EC_GROUP *group = NULL;
point_conversion_form_t form;
VALUE ret;
Require_EC_GROUP(self, group);
form = EC_GROUP_get_point_conversion_form(group);
switch (form) {
case POINT_CONVERSION_UNCOMPRESSED: ret = ID_uncompressed; break;
case POINT_CONVERSION_COMPRESSED: ret = ID_compressed; break;
case POINT_CONVERSION_HYBRID: ret = ID_hybrid; break;
default: ossl_raise(eEC_GROUP, "unsupported point conversion form: %d, this module should be updated", form);
}
return ID2SYM(ret);
}
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#point_conversion_form=(form) ⇒ Object
See the OpenSSL documentation for EC_GROUP_set_point_conversion_form()
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# File 'ext/rubysl/openssl/ossl_pkey_ec.c', line 1065
static VALUE ossl_ec_group_set_point_conversion_form(VALUE self, VALUE form_v)
{
EC_GROUP *group = NULL;
point_conversion_form_t form;
ID form_id = SYM2ID(form_v);
Require_EC_GROUP(self, group);
if (form_id == ID_uncompressed) {
form = POINT_CONVERSION_UNCOMPRESSED;
} else if (form_id == ID_compressed) {
form = POINT_CONVERSION_COMPRESSED;
} else if (form_id == ID_hybrid) {
form = POINT_CONVERSION_HYBRID;
} else {
ossl_raise(rb_eArgError, "form must be :compressed, :uncompressed, or :hybrid");
}
EC_GROUP_set_point_conversion_form(group, form);
return form_v;
}
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#seed ⇒ String?
See the OpenSSL documentation for EC_GROUP_get0_seed()
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# File 'ext/rubysl/openssl/ossl_pkey_ec.c', line 1093
static VALUE ossl_ec_group_get_seed(VALUE self)
{
EC_GROUP *group = NULL;
size_t seed_len;
Require_EC_GROUP(self, group);
seed_len = EC_GROUP_get_seed_len(group);
if (seed_len == 0)
return Qnil;
return rb_str_new((const char *)EC_GROUP_get0_seed(group), seed_len);
}
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#seed=(seed) ⇒ Object
See the OpenSSL documentation for EC_GROUP_set_seed()
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# File 'ext/rubysl/openssl/ossl_pkey_ec.c', line 1113
static VALUE ossl_ec_group_set_seed(VALUE self, VALUE seed)
{
EC_GROUP *group = NULL;
Require_EC_GROUP(self, group);
StringValue(seed);
if (EC_GROUP_set_seed(group, (unsigned char *)RSTRING_PTR(seed), RSTRING_LEN(seed)) != (size_t)RSTRING_LEN(seed))
ossl_raise(eEC_GROUP, "EC_GROUP_set_seed");
return seed;
}
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#set_generator(generator, order, cofactor) ⇒ self
See the OpenSSL documentation for EC_GROUP_set_generator()
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# File 'ext/rubysl/openssl/ossl_pkey_ec.c', line 888
static VALUE ossl_ec_group_set_generator(VALUE self, VALUE generator, VALUE order, VALUE cofactor)
{
EC_GROUP *group = NULL;
const EC_POINT *point;
const BIGNUM *o, *co;
Require_EC_GROUP(self, group);
SafeRequire_EC_POINT(generator, point);
o = GetBNPtr(order);
co = GetBNPtr(cofactor);
if (EC_GROUP_set_generator(group, point, o, co) != 1)
ossl_raise(eEC_GROUP, "EC_GROUP_set_generator");
return self;
}
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#to_der ⇒ String
See the OpenSSL documentation for i2d_ECPKParameters_bio()
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# File 'ext/rubysl/openssl/ossl_pkey_ec.c', line 1191
static VALUE ossl_ec_group_to_der(VALUE self)
{
return ossl_ec_group_to_string(self, EXPORT_DER);
}
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#to_pem ⇒ String
See the OpenSSL documentation for PEM_write_bio_ECPKParameters()
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# File 'ext/rubysl/openssl/ossl_pkey_ec.c', line 1181
static VALUE ossl_ec_group_to_pem(VALUE self)
{
return ossl_ec_group_to_string(self, EXPORT_PEM);
}
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#to_text ⇒ String
See the OpenSSL documentation for ECPKParameters_print()
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# File 'ext/rubysl/openssl/ossl_pkey_ec.c', line 1201
static VALUE ossl_ec_group_to_text(VALUE self)
{
EC_GROUP *group;
BIO *out;
VALUE str;
Require_EC_GROUP(self, group);
if (!(out = BIO_new(BIO_s_mem()))) {
ossl_raise(eEC_GROUP, "BIO_new(BIO_s_mem())");
}
if (!ECPKParameters_print(out, group, 0)) {
BIO_free(out);
ossl_raise(eEC_GROUP, NULL);
}
str = ossl_membio2str(out);
return str;
}
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