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Class: OpenSSL::X509::Extension

Relationships & Source Files
Inherits: Object
Defined in: ext/openssl/ossl_x509ext.c,
ext/openssl/lib/openssl/x509.rb

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(der) .new(oid, value) .new(oid, value, critical)

Creates an ::OpenSSL::X509 extension.

The extension may be created from der data or from an extension oid and value. The oid may be either an OID or an extension name. If critical is true the extension is marked critical.

[ GitHub ]

  
# File 'ext/openssl/ossl_x509ext.c', line 272

static VALUE
ossl_x509ext_initialize(int argc, VALUE *argv, VALUE self)
{
    VALUE oid, value, critical;
    const unsigned char *p;
    X509_EXTENSION *ext, *x;

    GetX509Ext(self, ext);
    if(rb_scan_args(argc, argv, "12", &oid, &value, &critical) == 1){
	oid = ossl_to_der_if_possible(oid);
	StringValue(oid);
	p = (unsigned char *)RSTRING_PTR(oid);
	x = d2i_X509_EXTENSION(&ext, &p, RSTRING_LEN(oid));
	DATA_PTR(self) = ext;
	if(!x)
	    ossl_raise(eX509ExtError, NULL);
	return self;
    }
    rb_funcall(self, rb_intern("oid="), 1, oid);
    rb_funcall(self, rb_intern("value="), 1, value);
    if(argc > 2) rb_funcall(self, rb_intern("critical="), 1, critical);

    return self;
}

Instance Attribute Details

#critical=(flag) (rw)

[ GitHub ]

  
# File 'ext/openssl/ossl_x509ext.c', line 354

static VALUE
ossl_x509ext_set_critical(VALUE self, VALUE flag)
{
    X509_EXTENSION *ext;

    GetX509Ext(self, ext);
    X509_EXTENSION_set_critical(ext, RTEST(flag) ? 1 : 0);

    return flag;
}

#critical?Boolean (rw)

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# File 'ext/openssl/ossl_x509ext.c', line 405

static VALUE
ossl_x509ext_get_critical(VALUE obj)
{
    X509_EXTENSION *ext;

    GetX509Ext(obj, ext);
    return X509_EXTENSION_get_critical(ext) ? Qtrue : Qfalse;
}

#oid (rw)

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# File 'ext/openssl/ossl_x509ext.c', line 365

static VALUE
ossl_x509ext_get_oid(VALUE obj)
{
    X509_EXTENSION *ext;
    ASN1_OBJECT *extobj;
    BIO *out;
    VALUE ret;
    int nid;

    GetX509Ext(obj, ext);
    extobj = X509_EXTENSION_get_object(ext);
    if ((nid = OBJ_obj2nid(extobj)) != NID_undef)
	ret = rb_str_new2(OBJ_nid2sn(nid));
    else{
	if (!(out = BIO_new(BIO_s_mem())))
	    ossl_raise(eX509ExtError, NULL);
	i2a_ASN1_OBJECT(out, extobj);
	ret = ossl_membio2str(out);
    }

    return ret;
}

#oid=(oid) (rw)

[ GitHub ]

  
# File 'ext/openssl/ossl_x509ext.c', line 316

static VALUE
ossl_x509ext_set_oid(VALUE self, VALUE oid)
{
    X509_EXTENSION *ext;
    ASN1_OBJECT *obj;

    GetX509Ext(self, ext);
    obj = OBJ_txt2obj(StringValueCStr(oid), 0);
    if (!obj)
	ossl_raise(eX509ExtError, "OBJ_txt2obj");
    if (!X509_EXTENSION_set_object(ext, obj)) {
	ASN1_OBJECT_free(obj);
	ossl_raise(eX509ExtError, "X509_EXTENSION_set_object");
    }
    ASN1_OBJECT_free(obj);

    return oid;
}

#value (rw)

[ GitHub ]

  
# File 'ext/openssl/ossl_x509ext.c', line 388

static VALUE
ossl_x509ext_get_value(VALUE obj)
{
    X509_EXTENSION *ext;
    BIO *out;
    VALUE ret;

    GetX509Ext(obj, ext);
    if (!(out = BIO_new(BIO_s_mem())))
	ossl_raise(eX509ExtError, NULL);
    if (!X509V3_EXT_print(out, ext, 0, 0))
	ASN1_STRING_print(out, (ASN1_STRING *)X509_EXTENSION_get_data(ext));
    ret = ossl_membio2str(out);

    return ret;
}

#value=(data) (rw)

[ GitHub ]

  
# File 'ext/openssl/ossl_x509ext.c', line 335

static VALUE
ossl_x509ext_set_value(VALUE self, VALUE data)
{
    X509_EXTENSION *ext;
    ASN1_OCTET_STRING *asn1s;

    GetX509Ext(self, ext);
    data = ossl_to_der_if_possible(data);
    StringValue(data);
    asn1s = X509_EXTENSION_get_data(ext);

    if (!ASN1_OCTET_STRING_set(asn1s, (unsigned char *)RSTRING_PTR(data),
			       RSTRING_LENINT(data))) {
	ossl_raise(eX509ExtError, "ASN1_OCTET_STRING_set");
    }

    return data;
}

Instance Method Details

#==(other)

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# File 'ext/openssl/lib/openssl/x509.rb', line 44

def ==(other)
  return false unless Extension === other
  to_der == other.to_der
end

#initialize_copy(other)

[ GitHub ]

  
# File 'ext/openssl/ossl_x509ext.c', line 297

static VALUE
ossl_x509ext_initialize_copy(VALUE self, VALUE other)
{
    X509_EXTENSION *ext, *ext_other, *ext_new;

    rb_check_frozen(self);
    GetX509Ext(self, ext);
    GetX509Ext(other, ext_other);

    ext_new = X509_EXTENSION_dup(ext_other);
    if (!ext_new)
	ossl_raise(eX509ExtError, "X509_EXTENSION_dup");

    SetX509Ext(self, ext_new);
    X509_EXTENSION_free(ext);

    return self;
}

#to_a

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# File 'ext/openssl/lib/openssl/x509.rb', line 60

def to_a
  [ self.oid, self.value, self.critical? ]
end

#to_der

[ GitHub ]

  
# File 'ext/openssl/ossl_x509ext.c', line 414

static VALUE
ossl_x509ext_to_der(VALUE obj)
{
    X509_EXTENSION *ext;
    unsigned char *p;
    long len;
    VALUE str;

    GetX509Ext(obj, ext);
    if((len = i2d_X509_EXTENSION(ext, NULL)) <= 0)
	ossl_raise(eX509ExtError, NULL);
    str = rb_str_new(0, len);
    p = (unsigned char *)RSTRING_PTR(str);
    if(i2d_X509_EXTENSION(ext, &p) < 0)
	ossl_raise(eX509ExtError, NULL);
    ossl_str_adjust(str, p);

    return str;
}

#to_h

“value”=>value, “critical”=>true|false

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# File 'ext/openssl/lib/openssl/x509.rb', line 56

def to_h # {"oid"=>sn|ln, "value"=>value, "critical"=>true|false}
  {"oid"=>self.oid,"value"=>self.value,"critical"=>self.critical?}
end

#to_s

“oid = critical, value”

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# File 'ext/openssl/lib/openssl/x509.rb', line 49

def to_s # "oid = critical, value"
  str = self.oid
  str << " = "
  str << "critical, " if self.critical?
  str << self.value.gsub(/\n/, ", ")
end