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<h3>Parent</h3>
<p class="link"><a href="PKey.html">OpenSSL::PKey::PKey</a>
</div>
<!-- Method Quickref -->
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<h3>Methods</h3>
<ul class="link-list" role="directory">
<li ><a href="#method-c-builtin_curves">::builtin_curves</a>
<li ><a href="#method-c-generate">::generate</a>
<li ><a href="#method-c-new">::new</a>
<li ><a href="#method-i-check_key">#check_key</a>
<li ><a href="#method-i-dh_compute_key">#dh_compute_key</a>
<li ><a href="#method-i-dsa_sign_asn1">#dsa_sign_asn1</a>
<li ><a href="#method-i-dsa_verify_asn1">#dsa_verify_asn1</a>
<li ><a href="#method-i-export">#export</a>
<li ><a href="#method-i-generate_key">#generate_key</a>
<li ><a href="#method-i-generate_key-21">#generate_key!</a>
<li ><a href="#method-i-group">#group</a>
<li ><a href="#method-i-group-3D">#group=</a>
<li ><a href="#method-i-initialize_copy">#initialize_copy</a>
<li ><a href="#method-i-private-3F">#private?</a>
<li ><a href="#method-i-private_key">#private_key</a>
<li ><a href="#method-i-private_key-3D">#private_key=</a>
<li ><a href="#method-i-private_key-3F">#private_key?</a>
<li ><a href="#method-i-public-3F">#public?</a>
<li ><a href="#method-i-public_key">#public_key</a>
<li ><a href="#method-i-public_key-3D">#public_key=</a>
<li ><a href="#method-i-public_key-3F">#public_key?</a>
<li ><a href="#method-i-to_der">#to_der</a>
<li ><a href="#method-i-to_pem">#to_pem</a>
<li ><a href="#method-i-to_text">#to_text</a>
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<main role="main" aria-labelledby="class-OpenSSL::PKey::EC">
<h1 id="class-OpenSSL::PKey::EC" class="class">
class OpenSSL::PKey::EC
</h1>
<section class="description">
<p><a href="EC.html"><code>OpenSSL::PKey::EC</code></a> provides access to Elliptic Curve Digital Signature Algorithm (ECDSA) and Elliptic Curve Diffie-Hellman (ECDH).</p>
<h3 id="class-OpenSSL::PKey::EC-label-Key+exchange">Key exchange<span><a href="#class-OpenSSL::PKey::EC-label-Key+exchange">¶</a> <a href="#top">↑</a></span></h3>
<pre class="ruby"><span class="ruby-identifier">ec1</span> = <span class="ruby-constant">OpenSSL</span><span class="ruby-operator">::</span><span class="ruby-constant">PKey</span><span class="ruby-operator">::</span><span class="ruby-constant">EC</span>.<span class="ruby-identifier">generate</span>(<span class="ruby-string">"prime256v1"</span>)
<span class="ruby-identifier">ec2</span> = <span class="ruby-constant">OpenSSL</span><span class="ruby-operator">::</span><span class="ruby-constant">PKey</span><span class="ruby-operator">::</span><span class="ruby-constant">EC</span>.<span class="ruby-identifier">generate</span>(<span class="ruby-string">"prime256v1"</span>)
<span class="ruby-comment"># ec1 and ec2 have own private key respectively</span>
<span class="ruby-identifier">shared_key1</span> = <span class="ruby-identifier">ec1</span>.<span class="ruby-identifier">dh_compute_key</span>(<span class="ruby-identifier">ec2</span>.<span class="ruby-identifier">public_key</span>)
<span class="ruby-identifier">shared_key2</span> = <span class="ruby-identifier">ec2</span>.<span class="ruby-identifier">dh_compute_key</span>(<span class="ruby-identifier">ec1</span>.<span class="ruby-identifier">public_key</span>)
<span class="ruby-identifier">p</span> <span class="ruby-identifier">shared_key1</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">shared_key2</span> <span class="ruby-comment">#=> true</span>
</pre>
</section>
<section id="5Buntitled-5D" class="documentation-section">
<section class="constants-list">
<header>
<h3>Constants</h3>
</header>
<dl>
<dt id="EXPLICIT_CURVE">EXPLICIT_CURVE
<dd>
<dt id="NAMED_CURVE">NAMED_CURVE
<dd>
</dl>
</section>
<section id="public-class-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Public Class Methods</h3>
</header>
<div id="method-c-builtin_curves" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
builtin_curves → [[sn, comment], ...]
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Obtains a list of all predefined curves by the <a href="../../OpenSSL.html"><code>OpenSSL</code></a>. Curve names are returned as sn.</p>
<p>See the <a href="../../OpenSSL.html"><code>OpenSSL</code></a> documentation for EC_get_builtin_curves().</p>
<div class="method-source-code" id="builtin_curves-source">
<pre>static VALUE ossl_s_builtin_curves(VALUE self)
{
EC_builtin_curve *curves = NULL;
int n;
int crv_len = rb_long2int(EC_get_builtin_curves(NULL, 0));
VALUE ary, ret;
curves = ALLOCA_N(EC_builtin_curve, crv_len);
if (curves == NULL)
return Qnil;
if (!EC_get_builtin_curves(curves, crv_len))
ossl_raise(rb_eRuntimeError, "EC_get_builtin_curves");
ret = rb_ary_new2(crv_len);
for (n = 0; n < crv_len; n++) {
const char *sname = OBJ_nid2sn(curves[n].nid);
const char *comment = curves[n].comment;
ary = rb_ary_new2(2);
rb_ary_push(ary, rb_str_new2(sname));
rb_ary_push(ary, comment ? rb_str_new2(comment) : Qnil);
rb_ary_push(ret, ary);
}
return ret;
}</pre>
</div>
</div>
</div>
<div id="method-c-generate" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
generate(ec_group) → ec
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-heading">
<span class="method-callseq">
generate(string) → ec
</span>
</div>
<div class="method-description">
<p>Creates a new <a href="EC.html"><code>EC</code></a> instance with a new random private and public key.</p>
<div class="method-source-code" id="generate-source">
<pre>static VALUE
ossl_ec_key_s_generate(VALUE klass, VALUE arg)
{
EC_KEY *ec;
VALUE obj;
ec = ec_key_new_from_group(arg);
obj = ec_instance(klass, ec);
if (obj == Qfalse) {
EC_KEY_free(ec);
ossl_raise(eECError, NULL);
}
if (!EC_KEY_generate_key(ec))
ossl_raise(eECError, "EC_KEY_generate_key");
return obj;
}</pre>
</div>
</div>
</div>
<div id="method-c-new" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
OpenSSL::PKey::EC.new
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-heading">
<span class="method-callseq">
OpenSSL::PKey::EC.new(ec_key)
</span>
</div>
<div class="method-heading">
<span class="method-callseq">
OpenSSL::PKey::EC.new(ec_group)
</span>
</div>
<div class="method-heading">
<span class="method-callseq">
OpenSSL::PKey::EC.new("secp112r1")
</span>
</div>
<div class="method-heading">
<span class="method-callseq">
OpenSSL::PKey::EC.new(pem_string [, pwd])
</span>
</div>
<div class="method-heading">
<span class="method-callseq">
OpenSSL::PKey::EC.new(der_string)
</span>
</div>
<div class="method-description">
<p>Creates a new <a href="EC.html"><code>EC</code></a> object from given arguments.</p>
<div class="method-source-code" id="new-source">
<pre>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;
GetEC(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");
}
return self;
}</pre>
</div>
</div>
</div>
</section>
<section id="public-instance-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Public Instance Methods</h3>
</header>
<div id="method-i-check_key" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
check_key → true
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Raises an exception if the key is invalid.</p>
<p>See the <a href="../../OpenSSL.html"><code>OpenSSL</code></a> documentation for EC_KEY_check_key()</p>
<div class="method-source-code" id="check_key-source">
<pre>static VALUE ossl_ec_key_check_key(VALUE self)
{
EC_KEY *ec;
GetEC(self, ec);
if (EC_KEY_check_key(ec) != 1)
ossl_raise(eECError, "EC_KEY_check_key");
return Qtrue;
}</pre>
</div>
</div>
</div>
<div id="method-i-dh_compute_key" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
dh_compute_key(pubkey) → String
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>See the <a href="../../OpenSSL.html"><code>OpenSSL</code></a> documentation for ECDH_compute_key()</p>
<div class="method-source-code" id="dh_compute_key-source">
<pre>static VALUE ossl_ec_key_dh_compute_key(VALUE self, VALUE pubkey)
{
EC_KEY *ec;
EC_POINT *point;
int buf_len;
VALUE str;
GetEC(self, ec);
GetECPoint(pubkey, point);
/* BUG: need a way to figure out the maximum string size */
buf_len = 1024;
str = rb_str_new(0, buf_len);
/* BUG: take KDF as a block */
buf_len = ECDH_compute_key(RSTRING_PTR(str), buf_len, point, ec, NULL);
if (buf_len < 0)
ossl_raise(eECError, "ECDH_compute_key");
rb_str_resize(str, buf_len);
return str;
}</pre>
</div>
</div>
</div>
<div id="method-i-dsa_sign_asn1" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
dsa_sign_asn1(data) → String
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>See the <a href="../../OpenSSL.html"><code>OpenSSL</code></a> documentation for ECDSA_sign()</p>
<div class="method-source-code" id="dsa_sign_asn1-source">
<pre>static VALUE ossl_ec_key_dsa_sign_asn1(VALUE self, VALUE data)
{
EC_KEY *ec;
unsigned int buf_len;
VALUE str;
GetEC(self, ec);
StringValue(data);
if (EC_KEY_get0_private_key(ec) == NULL)
ossl_raise(eECError, "Private EC key needed!");
str = rb_str_new(0, ECDSA_size(ec));
if (ECDSA_sign(0, (unsigned char *) RSTRING_PTR(data), RSTRING_LENINT(data), (unsigned char *) RSTRING_PTR(str), &buf_len, ec) != 1)
ossl_raise(eECError, "ECDSA_sign");
rb_str_set_len(str, buf_len);
return str;
}</pre>
</div>
</div>
</div>
<div id="method-i-dsa_verify_asn1" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
dsa_verify_asn1(data, sig) → true or false
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>See the <a href="../../OpenSSL.html"><code>OpenSSL</code></a> documentation for ECDSA_verify()</p>
<div class="method-source-code" id="dsa_verify_asn1-source">
<pre>static VALUE ossl_ec_key_dsa_verify_asn1(VALUE self, VALUE data, VALUE sig)
{
EC_KEY *ec;
GetEC(self, ec);
StringValue(data);
StringValue(sig);
switch (ECDSA_verify(0, (unsigned char *)RSTRING_PTR(data), RSTRING_LENINT(data),
(unsigned char *)RSTRING_PTR(sig), RSTRING_LENINT(sig), ec)) {
case 1:
return Qtrue;
case 0:
return Qfalse;
default:
ossl_raise(eECError, "ECDSA_verify");
}
}</pre>
</div>
</div>
</div>
<div id="method-i-export" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
export([cipher, pass_phrase]) → String
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-heading">
<span class="method-callseq">
to_pem([cipher, pass_phrase]) → String
</span>
</div>
<div class="method-description">
<p>Outputs the <a href="EC.html"><code>EC</code></a> key in PEM encoding. If <em>cipher</em> and <em>pass_phrase</em> are given they will be used to encrypt the key. <em>cipher</em> must be an <a href="../Cipher.html"><code>OpenSSL::Cipher</code></a> instance. Note that encryption will only be effective for a private key, public keys will always be encoded in plain text.</p>
<div class="method-source-code" id="export-source">
<pre>static VALUE ossl_ec_key_export(int argc, VALUE *argv, VALUE self)
{
VALUE cipher, passwd;
rb_scan_args(argc, argv, "02", &cipher, &passwd);
return ossl_ec_key_to_string(self, cipher, passwd, EXPORT_PEM);
}</pre>
</div>
</div>
<div class="aliases">
Also aliased as: <a href="EC.html#method-i-to_pem">to_pem</a>
</div>
</div>
<div id="method-i-generate_key" class="method-detail method-alias">
<div class="method-heading">
<span class="method-name">generate_key</span><span
class="method-args">()</span>
</div>
<div class="method-description">
</div>
<div class="aliases">
Alias for: <a href="EC.html#method-i-generate_key-21">generate_key!</a>
</div>
</div>
<div id="method-i-generate_key-21" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
generate_key! → self
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Generates a new random private and public key.</p>
<p>See also the <a href="../../OpenSSL.html"><code>OpenSSL</code></a> documentation for EC_KEY_generate_key()</p>
<h3 id="method-i-generate_key-21-label-Example">Example<span><a href="#method-i-generate_key-21-label-Example">¶</a> <a href="#top">↑</a></span></h3>
<pre class="ruby"><span class="ruby-identifier">ec</span> = <span class="ruby-constant">OpenSSL</span><span class="ruby-operator">::</span><span class="ruby-constant">PKey</span><span class="ruby-operator">::</span><span class="ruby-constant">EC</span>.<span class="ruby-identifier">new</span>(<span class="ruby-string">"prime256v1"</span>)
<span class="ruby-identifier">p</span> <span class="ruby-identifier">ec</span>.<span class="ruby-identifier">private_key</span> <span class="ruby-comment"># => nil</span>
<span class="ruby-identifier">ec</span>.<span class="ruby-identifier">generate_key!</span>
<span class="ruby-identifier">p</span> <span class="ruby-identifier">ec</span>.<span class="ruby-identifier">private_key</span> <span class="ruby-comment"># => #<OpenSSL::BN XXXXXX></span>
</pre>
<div class="method-source-code" id="generate_key-21-source">
<pre>static VALUE ossl_ec_key_generate_key(VALUE self)
{
EC_KEY *ec;
GetEC(self, ec);
if (EC_KEY_generate_key(ec) != 1)
ossl_raise(eECError, "EC_KEY_generate_key");
return self;
}</pre>
</div>
</div>
<div class="aliases">
Also aliased as: <a href="EC.html#method-i-generate_key">generate_key</a>
</div>
</div>
<div id="method-i-group" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
group → group
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Returns the <a href="EC/Group.html"><code>EC::Group</code></a> that the key is associated with. Modifying the returned group does not affect <em>key</em>.</p>
<div class="method-source-code" id="group-source">
<pre>static VALUE
ossl_ec_key_get_group(VALUE self)
{
EC_KEY *ec;
const EC_GROUP *group;
GetEC(self, ec);
group = EC_KEY_get0_group(ec);
if (!group)
return Qnil;
return ec_group_new(group);
}</pre>
</div>
</div>
</div>
<div id="method-i-group-3D" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
group = group
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Sets the <a href="EC/Group.html"><code>EC::Group</code></a> for the key. The group structure is internally copied so modification to <em>group</em> after assigning to a key has no effect on the key.</p>
<div class="method-source-code" id="group-3D-source">
<pre>static VALUE
ossl_ec_key_set_group(VALUE self, VALUE group_v)
{
EC_KEY *ec;
EC_GROUP *group;
GetEC(self, ec);
GetECGroup(group_v, group);
if (EC_KEY_set_group(ec, group) != 1)
ossl_raise(eECError, "EC_KEY_set_group");
return group_v;
}</pre>
</div>
</div>
</div>
<div id="method-i-initialize_copy" class="method-detail ">
<div class="method-heading">
<span class="method-name">initialize_copy</span><span
class="method-args">(p1)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="initialize_copy-source">
<pre>static VALUE
ossl_ec_key_initialize_copy(VALUE self, VALUE other)
{
EVP_PKEY *pkey;
EC_KEY *ec, *ec_new;
GetPKey(self, pkey);
if (EVP_PKEY_base_id(pkey) != EVP_PKEY_NONE)
ossl_raise(eECError, "EC already initialized");
GetEC(other, ec);
ec_new = EC_KEY_dup(ec);
if (!ec_new)
ossl_raise(eECError, "EC_KEY_dup");
if (!EVP_PKEY_assign_EC_KEY(pkey, ec_new)) {
EC_KEY_free(ec_new);
ossl_raise(eECError, "EVP_PKEY_assign_EC_KEY");
}
return self;
}</pre>
</div>
</div>
</div>
<div id="method-i-private-3F" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
private? → true or false
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Returns whether this <a href="EC.html"><code>EC</code></a> instance has a private key. The private key (<a href="../BN.html"><code>BN</code></a>) can be retrieved with <a href="EC.html#method-i-private_key"><code>EC#private_key</code></a>.</p>
<div class="method-source-code" id="private-3F-source">
<pre>static VALUE ossl_ec_key_is_private(VALUE self)
{
EC_KEY *ec;
GetEC(self, ec);
return EC_KEY_get0_private_key(ec) ? Qtrue : Qfalse;
}</pre>
</div>
</div>
<div class="aliases">
Also aliased as: <a href="EC.html#method-i-private_key-3F">private_key?</a>
</div>
</div>
<div id="method-i-private_key" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
private_key → OpenSSL::BN
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>See the <a href="../../OpenSSL.html"><code>OpenSSL</code></a> documentation for EC_KEY_get0_private_key()</p>
<div class="method-source-code" id="private_key-source">
<pre>static VALUE ossl_ec_key_get_private_key(VALUE self)
{
EC_KEY *ec;
const BIGNUM *bn;
GetEC(self, ec);
if ((bn = EC_KEY_get0_private_key(ec)) == NULL)
return Qnil;
return ossl_bn_new(bn);
}</pre>
</div>
</div>
</div>
<div id="method-i-private_key-3D" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
private_key = openssl_bn
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>See the <a href="../../OpenSSL.html"><code>OpenSSL</code></a> documentation for EC_KEY_set_private_key()</p>
<div class="method-source-code" id="private_key-3D-source">
<pre>static VALUE ossl_ec_key_set_private_key(VALUE self, VALUE private_key)
{
EC_KEY *ec;
BIGNUM *bn = NULL;
GetEC(self, ec);
if (!NIL_P(private_key))
bn = GetBNPtr(private_key);
switch (EC_KEY_set_private_key(ec, bn)) {
case 1:
break;
case 0:
if (bn == NULL)
break;
default:
ossl_raise(eECError, "EC_KEY_set_private_key");
}
return private_key;
}</pre>
</div>
</div>
</div>
<div id="method-i-private_key-3F" class="method-detail method-alias">
<div class="method-heading">
<span class="method-name">private_key?</span><span
class="method-args">()</span>
</div>
<div class="method-description">
</div>
<div class="aliases">
Alias for: <a href="EC.html#method-i-private-3F">private?</a>
</div>
</div>
<div id="method-i-public-3F" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
public? → true or false
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Returns whether this <a href="EC.html"><code>EC</code></a> instance has a public key. The public key (<a href="EC/Point.html"><code>EC::Point</code></a>) can be retrieved with <a href="EC.html#method-i-public_key"><code>EC#public_key</code></a>.</p>
<div class="method-source-code" id="public-3F-source">
<pre>static VALUE ossl_ec_key_is_public(VALUE self)
{
EC_KEY *ec;
GetEC(self, ec);
return EC_KEY_get0_public_key(ec) ? Qtrue : Qfalse;
}</pre>
</div>
</div>
<div class="aliases">
Also aliased as: <a href="EC.html#method-i-public_key-3F">public_key?</a>
</div>
</div>
<div id="method-i-public_key" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
public_key → OpenSSL::PKey::EC::Point
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>See the <a href="../../OpenSSL.html"><code>OpenSSL</code></a> documentation for EC_KEY_get0_public_key()</p>
<div class="method-source-code" id="public_key-source">
<pre>static VALUE ossl_ec_key_get_public_key(VALUE self)
{
EC_KEY *ec;
const EC_POINT *point;
GetEC(self, ec);
if ((point = EC_KEY_get0_public_key(ec)) == NULL)
return Qnil;
return ec_point_new(point, EC_KEY_get0_group(ec));
}</pre>
</div>
</div>
</div>
<div id="method-i-public_key-3D" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
public_key = ec_point
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>See the <a href="../../OpenSSL.html"><code>OpenSSL</code></a> documentation for EC_KEY_set_public_key()</p>
<div class="method-source-code" id="public_key-3D-source">
<pre>static VALUE ossl_ec_key_set_public_key(VALUE self, VALUE public_key)
{
EC_KEY *ec;
EC_POINT *point = NULL;
GetEC(self, ec);
if (!NIL_P(public_key))
GetECPoint(public_key, point);
switch (EC_KEY_set_public_key(ec, point)) {
case 1:
break;
case 0:
if (point == NULL)
break;
default:
ossl_raise(eECError, "EC_KEY_set_public_key");
}
return public_key;
}</pre>
</div>
</div>
</div>
<div id="method-i-public_key-3F" class="method-detail method-alias">
<div class="method-heading">
<span class="method-name">public_key?</span><span
class="method-args">()</span>
</div>
<div class="method-description">
</div>
<div class="aliases">
Alias for: <a href="EC.html#method-i-public-3F">public?</a>
</div>
</div>
<div id="method-i-to_der" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
to_der → String
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>See the <a href="../../OpenSSL.html"><code>OpenSSL</code></a> documentation for i2d_ECPrivateKey_bio()</p>
<div class="method-source-code" id="to_der-source">
<pre>static VALUE ossl_ec_key_to_der(VALUE self)
{
return ossl_ec_key_to_string(self, Qnil, Qnil, EXPORT_DER);
}</pre>
</div>
</div>
</div>
<div id="method-i-to_pem" class="method-detail method-alias">
<div class="method-heading">
<span class="method-name">to_pem</span><span
class="method-args">(p1 = v1, p2 = v2)</span>
</div>
<div class="method-description">
</div>
<div class="aliases">
Alias for: <a href="EC.html#method-i-export">export</a>
</div>
</div>
<div id="method-i-to_text" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
to_text → String
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>See the <a href="../../OpenSSL.html"><code>OpenSSL</code></a> documentation for EC_KEY_print()</p>
<div class="method-source-code" id="to_text-source">
<pre>static VALUE ossl_ec_key_to_text(VALUE self)
{
EC_KEY *ec;
BIO *out;
VALUE str;
GetEC(self, ec);
if (!(out = BIO_new(BIO_s_mem()))) {
ossl_raise(eECError, "BIO_new(BIO_s_mem())");
}
if (!EC_KEY_print(out, ec, 0)) {
BIO_free(out);
ossl_raise(eECError, "EC_KEY_print");
}
str = ossl_membio2str(out);
return str;
}</pre>
</div>
</div>
</div>
</section>
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