/* call-seq:
* OpenSSL::PKey::EC.new()
* OpenSSL::PKey::EC.new(ec_key)
* OpenSSL::PKey::EC.new(ec_group)
* OpenSSL::PKey::EC.new("secp112r1")
* OpenSSL::PKey::EC.new(pem_string)
* OpenSSL::PKey::EC.new(pem_string [, pwd])
* OpenSSL::PKey::EC.new(der_string)
*
* See the OpenSSL documentation for:
* EC_KEY_*
*/
static VALUE ossl_ec_key_initialize(int argc, VALUE *argv, VALUE self)
{
EVP_PKEY *pkey;
EC_KEY *ec;
VALUE arg, pass;
GetPKey(self, pkey);
if (EVP_PKEY_base_id(pkey) != EVP_PKEY_NONE)
ossl_raise(eECError, "EC_KEY already initialized");
rb_scan_args(argc, argv, "02", &arg, &pass);
if (NIL_P(arg)) {
if (!(ec = EC_KEY_new()))
ossl_raise(eECError, NULL);
} else if (rb_obj_is_kind_of(arg, cEC)) {
EC_KEY *other_ec = NULL;
SafeRequire_EC_KEY(arg, other_ec);
if (!(ec = EC_KEY_dup(other_ec)))
ossl_raise(eECError, NULL);
} else if (rb_obj_is_kind_of(arg, cEC_GROUP)) {
ec = ec_key_new_from_group(arg);
} else {
BIO *in;
pass = ossl_pem_passwd_value(pass);
in = ossl_obj2bio(arg);
ec = PEM_read_bio_ECPrivateKey(in, NULL, ossl_pem_passwd_cb, (void *)pass);
if (!ec) {
OSSL_BIO_reset(in);
ec = PEM_read_bio_EC_PUBKEY(in, NULL, ossl_pem_passwd_cb, (void *)pass);
}
if (!ec) {
OSSL_BIO_reset(in);
ec = d2i_ECPrivateKey_bio(in, NULL);
}
if (!ec) {
OSSL_BIO_reset(in);
ec = d2i_EC_PUBKEY_bio(in, NULL);
}
BIO_free(in);
if (!ec) {
ossl_clear_error();
ec = ec_key_new_from_group(arg);
}
}
if (!EVP_PKEY_assign_EC_KEY(pkey, ec)) {
EC_KEY_free(ec);
ossl_raise(eECError, "EVP_PKEY_assign_EC_KEY");
}
rb_iv_set(self, "@group", Qnil);
return self;
}
/* call-seq:
* OpenSSL::PKey::EC.new()
* OpenSSL::PKey::EC.new(ec_key)
* OpenSSL::PKey::EC.new(ec_group)
* OpenSSL::PKey::EC.new("secp112r1")
* OpenSSL::PKey::EC.new(pem_string)
* OpenSSL::PKey::EC.new(pem_string [, pwd])
* OpenSSL::PKey::EC.new(der_string)
*
* See the OpenSSL documentation for:
* EC_KEY_*
*/
static VALUE ossl_ec_key_initialize(int argc, VALUE *argv, VALUE self)
{
EVP_PKEY *pkey;
EC_KEY *ec = NULL;
VALUE arg, pass;
VALUE group = Qnil;
char *passwd = NULL;
GetPKey(self, pkey);
if (pkey->pkey.ec)
rb_raise(eECError, "EC_KEY already initialized");
rb_scan_args(argc, argv, "02", &arg, &pass);
if (NIL_P(arg)) {
ec = EC_KEY_new();
} else {
if (rb_obj_is_kind_of(arg, cEC)) {
EC_KEY *other_ec = NULL;
SafeRequire_EC_KEY(arg, other_ec);
ec = EC_KEY_dup(other_ec);
} else if (rb_obj_is_kind_of(arg, cEC_GROUP)) {
ec = EC_KEY_new();
group = arg;
} else {
BIO *in = ossl_obj2bio(arg);
if (!NIL_P(pass)) {
passwd = StringValuePtr(pass);
}
ec = PEM_read_bio_ECPrivateKey(in, NULL, ossl_pem_passwd_cb, passwd);
if (!ec) {
(void)BIO_reset(in);
(void)ERR_get_error();
ec = PEM_read_bio_EC_PUBKEY(in, NULL, ossl_pem_passwd_cb, passwd);
}
if (!ec) {
(void)BIO_reset(in);
(void)ERR_get_error();
ec = d2i_ECPrivateKey_bio(in, NULL);
}
if (!ec) {
(void)BIO_reset(in);
(void)ERR_get_error();
ec = d2i_EC_PUBKEY_bio(in, NULL);
}
BIO_free(in);
if (ec == NULL) {
const char *name = StringValueCStr(arg);
int nid = OBJ_sn2nid(name);
(void)ERR_get_error();
if (nid == NID_undef)
ossl_raise(eECError, "unknown curve name (%s)\n", name);
if ((ec = EC_KEY_new_by_curve_name(nid)) == NULL)
ossl_raise(eECError, "unable to create curve (%s)\n", name);
EC_KEY_set_asn1_flag(ec, OPENSSL_EC_NAMED_CURVE);
EC_KEY_set_conv_form(ec, POINT_CONVERSION_UNCOMPRESSED);
}
}
}
if (ec == NULL)
ossl_raise(eECError, NULL);
if (!EVP_PKEY_assign_EC_KEY(pkey, ec)) {
EC_KEY_free(ec);
ossl_raise(eECError, "EVP_PKEY_assign_EC_KEY");
}
rb_iv_set(self, "@group", Qnil);
if (!NIL_P(group))
rb_funcall(self, rb_intern("group="), 1, arg);
return self;
}
int MAIN(int argc, char **argv)
{
int ret = 1;
EC_KEY *eckey = NULL;
const EC_GROUP *group;
int i, badops = 0;
const EVP_CIPHER *enc = NULL;
BIO *in = NULL, *out = NULL;
int informat, outformat, text = 0, noout = 0;
int pubin = 0, pubout = 0, param_out = 0;
char *infile, *outfile, *prog, *engine;
char *passargin = NULL, *passargout = NULL;
char *passin = NULL, *passout = NULL;
point_conversion_form_t form = POINT_CONVERSION_UNCOMPRESSED;
int new_form = 0;
int asn1_flag = OPENSSL_EC_NAMED_CURVE;
int new_asn1_flag = 0;
apps_startup();
if (bio_err == NULL)
if ((bio_err = BIO_new(BIO_s_file())) != NULL)
BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT);
if (!load_config(bio_err, NULL))
goto end;
engine = NULL;
infile = NULL;
outfile = NULL;
informat = FORMAT_PEM;
outformat = FORMAT_PEM;
prog = argv[0];
argc--;
argv++;
while (argc >= 1) {
if (strcmp(*argv, "-inform") == 0) {
if (--argc < 1)
goto bad;
informat = str2fmt(*(++argv));
} else if (strcmp(*argv, "-outform") == 0) {
if (--argc < 1)
goto bad;
outformat = str2fmt(*(++argv));
} else if (strcmp(*argv, "-in") == 0) {
if (--argc < 1)
goto bad;
infile = *(++argv);
} else if (strcmp(*argv, "-out") == 0) {
if (--argc < 1)
goto bad;
outfile = *(++argv);
} else if (strcmp(*argv, "-passin") == 0) {
if (--argc < 1)
goto bad;
passargin = *(++argv);
} else if (strcmp(*argv, "-passout") == 0) {
if (--argc < 1)
goto bad;
passargout = *(++argv);
} else if (strcmp(*argv, "-engine") == 0) {
if (--argc < 1)
goto bad;
engine = *(++argv);
} else if (strcmp(*argv, "-noout") == 0)
noout = 1;
else if (strcmp(*argv, "-text") == 0)
text = 1;
else if (strcmp(*argv, "-conv_form") == 0) {
if (--argc < 1)
goto bad;
++argv;
new_form = 1;
if (strcmp(*argv, "compressed") == 0)
form = POINT_CONVERSION_COMPRESSED;
else if (strcmp(*argv, "uncompressed") == 0)
form = POINT_CONVERSION_UNCOMPRESSED;
else if (strcmp(*argv, "hybrid") == 0)
form = POINT_CONVERSION_HYBRID;
else
goto bad;
} else if (strcmp(*argv, "-param_enc") == 0) {
if (--argc < 1)
goto bad;
++argv;
new_asn1_flag = 1;
if (strcmp(*argv, "named_curve") == 0)
asn1_flag = OPENSSL_EC_NAMED_CURVE;
else if (strcmp(*argv, "explicit") == 0)
asn1_flag = 0;
else
goto bad;
} else if (strcmp(*argv, "-param_out") == 0)
param_out = 1;
else if (strcmp(*argv, "-pubin") == 0)
pubin = 1;
else if (strcmp(*argv, "-pubout") == 0)
pubout = 1;
else if ((enc = EVP_get_cipherbyname(&(argv[0][1]))) == NULL) {
BIO_printf(bio_err, "unknown option %s\n", *argv);
badops = 1;
break;
}
argc--;
argv++;
}
if (badops) {
bad:
BIO_printf(bio_err, "%s [options] <infile >outfile\n", prog);
BIO_printf(bio_err, "where options are\n");
BIO_printf(bio_err, " -inform arg input format - "
"DER or PEM\n");
BIO_printf(bio_err, " -outform arg output format - "
"DER or PEM\n");
BIO_printf(bio_err, " -in arg input file\n");
BIO_printf(bio_err, " -passin arg input file pass "
"phrase source\n");
BIO_printf(bio_err, " -out arg output file\n");
BIO_printf(bio_err, " -passout arg output file pass "
"phrase source\n");
BIO_printf(bio_err, " -engine e use engine e, "
"possibly a hardware device.\n");
BIO_printf(bio_err, " -des encrypt PEM output, "
"instead of 'des' every other \n"
" cipher "
"supported by OpenSSL can be used\n");
BIO_printf(bio_err, " -text print the key\n");
BIO_printf(bio_err, " -noout don't print key out\n");
BIO_printf(bio_err, " -param_out print the elliptic "
"curve parameters\n");
BIO_printf(bio_err, " -conv_form arg specifies the "
"point conversion form \n");
BIO_printf(bio_err, " possible values:"
" compressed\n");
BIO_printf(bio_err, " "
" uncompressed (default)\n");
BIO_printf(bio_err, " " " hybrid\n");
BIO_printf(bio_err, " -param_enc arg specifies the way"
" the ec parameters are encoded\n");
BIO_printf(bio_err, " in the asn1 der " "encoding\n");
BIO_printf(bio_err, " possible values:"
" named_curve (default)\n");
BIO_printf(bio_err, " "
"explicit\n");
goto end;
}
ERR_load_crypto_strings();
# ifndef OPENSSL_NO_ENGINE
setup_engine(bio_err, engine, 0);
# endif
if (!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
BIO_printf(bio_err, "Error getting passwords\n");
goto end;
}
in = BIO_new(BIO_s_file());
out = BIO_new(BIO_s_file());
if ((in == NULL) || (out == NULL)) {
ERR_print_errors(bio_err);
goto end;
}
if (infile == NULL)
BIO_set_fp(in, stdin, BIO_NOCLOSE);
else {
if (BIO_read_filename(in, infile) <= 0) {
perror(infile);
goto end;
}
}
BIO_printf(bio_err, "read EC key\n");
if (informat == FORMAT_ASN1) {
if (pubin)
eckey = d2i_EC_PUBKEY_bio(in, NULL);
else
eckey = d2i_ECPrivateKey_bio(in, NULL);
} else if (informat == FORMAT_PEM) {
if (pubin)
eckey = PEM_read_bio_EC_PUBKEY(in, NULL, NULL, NULL);
else
eckey = PEM_read_bio_ECPrivateKey(in, NULL, NULL, passin);
} else {
BIO_printf(bio_err, "bad input format specified for key\n");
goto end;
}
if (eckey == NULL) {
BIO_printf(bio_err, "unable to load Key\n");
ERR_print_errors(bio_err);
goto end;
}
if (outfile == NULL) {
BIO_set_fp(out, stdout, BIO_NOCLOSE);
# ifdef OPENSSL_SYS_VMS
{
BIO *tmpbio = BIO_new(BIO_f_linebuffer());
out = BIO_push(tmpbio, out);
}
# endif
} else {
if (BIO_write_filename(out, outfile) <= 0) {
perror(outfile);
goto end;
}
}
group = EC_KEY_get0_group(eckey);
if (new_form)
EC_KEY_set_conv_form(eckey, form);
if (new_asn1_flag)
EC_KEY_set_asn1_flag(eckey, asn1_flag);
if (text)
if (!EC_KEY_print(out, eckey, 0)) {
perror(outfile);
ERR_print_errors(bio_err);
goto end;
}
if (noout) {
ret = 0;
goto end;
}
BIO_printf(bio_err, "writing EC key\n");
if (outformat == FORMAT_ASN1) {
if (param_out)
i = i2d_ECPKParameters_bio(out, group);
else if (pubin || pubout)
i = i2d_EC_PUBKEY_bio(out, eckey);
else
i = i2d_ECPrivateKey_bio(out, eckey);
} else if (outformat == FORMAT_PEM) {
if (param_out)
i = PEM_write_bio_ECPKParameters(out, group);
else if (pubin || pubout)
i = PEM_write_bio_EC_PUBKEY(out, eckey);
else
i = PEM_write_bio_ECPrivateKey(out, eckey, enc,
NULL, 0, NULL, passout);
} else {
BIO_printf(bio_err, "bad output format specified for " "outfile\n");
goto end;
}
if (!i) {
BIO_printf(bio_err, "unable to write private key\n");
ERR_print_errors(bio_err);
} else
ret = 0;
end:
if (in)
BIO_free(in);
if (out)
BIO_free_all(out);
if (eckey)
EC_KEY_free(eckey);
if (passin)
OPENSSL_free(passin);
if (passout)
OPENSSL_free(passout);
apps_shutdown();
OPENSSL_EXIT(ret);
}
