class OpenSSL::X509::Name

Parent:
Object
Included modules:
OpenSSL::Marshal, Comparable

An X.509 name represents a hostname, email address or other entity associated with a public key.

You can create a Name by parsing a distinguished name String or by supplying the distinguished name as an Array.

name = OpenSSL::X509::Name.parse '/CN=nobody/DC=example'

name = OpenSSL::X509::Name.new [['CN', 'nobody'], ['DC', 'example']]

Constants

COMPAT

A flag for to_s.

Breaks the name returned into multiple lines if longer than 80 characters.

DEFAULT_OBJECT_TYPE

The default object type for name entries.

MULTILINE

A flag for to_s.

Returns a multiline format.

OBJECT_TYPE_TEMPLATE

The default object type template for name entries.

ONELINE

A flag for to_s.

Returns a more readable format than RFC2253.

RFC2253

A flag for to_s.

Returns an RFC2253 format name.

Public Class Methods

X509::Name.new → name Show source
X509::Name.new(der) → name
X509::Name.new(distinguished_name) → name
X509::Name.new(distinguished_name, template) → name 
static VALUE
ossl_x509name_initialize(int argc, VALUE *argv, VALUE self)
{
    X509_NAME *name;
    VALUE arg, template;

    GetX509Name(self, name);
    if (rb_scan_args(argc, argv, "02", &arg, &template) == 0) {
        return self;
    }
    else {
        VALUE tmp = rb_check_array_type(arg);
        if (!NIL_P(tmp)) {
            VALUE args;
            if(NIL_P(template)) template = OBJECT_TYPE_TEMPLATE;
            args = rb_ary_new3(2, self, template);
            rb_block_call(tmp, rb_intern("each"), 0, 0, ossl_x509name_init_i, args);
        }
        else{
            const unsigned char *p;
            VALUE str = ossl_to_der_if_possible(arg);
            X509_NAME *x;
            StringValue(str);
            p = (unsigned char *)RSTRING_PTR(str);
            x = d2i_X509_NAME(&name, &p, RSTRING_LEN(str));
            DATA_PTR(self) = name;
            if(!x){
                ossl_raise(eX509NameError, NULL);
            }
        }
    }

    return self;
}

Creates a new Name.

A name may be created from a DER encoded string der, an Array representing a distinguished_name or a distinguished_name along with a template.

name = OpenSSL::X509::Name.new [['CN', 'nobody'], ['DC', 'example']]

name = OpenSSL::X509::Name.new name.to_der

See add_entry for a description of the distinguished_name Array's contents

parse(str, template=OBJECT_TYPE_TEMPLATE)
Alias for: parse_openssl
parse_openssl(str, template=OBJECT_TYPE_TEMPLATE) Show source 
# File ext/openssl/lib/openssl/x509.rb, line 287
def parse_openssl(str, template=OBJECT_TYPE_TEMPLATE)
  if str.start_with?("/")
    # /A=B/C=D format
    ary = str[1..-1].split("/").map { |i| i.split("=", 2) }
  else
    # Comma-separated
    ary = str.split(",").map { |i| i.strip.split("=", 2) }
  end
  self.new(ary, template)
end
Also aliased as: parse
parse_rfc2253(str, template=OBJECT_TYPE_TEMPLATE) Show source 
# File ext/openssl/lib/openssl/x509.rb, line 282
def parse_rfc2253(str, template=OBJECT_TYPE_TEMPLATE)
  ary = OpenSSL::X509::Name::RFC2253DN.scan(str)
  self.new(ary, template)
end

Public Instance Methods

name <=> other → -1 | 0 | 1 | nil

Compares this Name with other and returns 0 if they are the same and -1 or +1 if they are greater or less than each other respectively. Returns nil if they are not comparable (i.e. different types).

Alias for: cmp
add_entry(oid, value [, type], loc: -1, set: 0) → self Show source 
static
VALUE ossl_x509name_add_entry(int argc, VALUE *argv, VALUE self)
{
    X509_NAME *name;
    VALUE oid, value, type, opts, kwargs[2];
    static ID kwargs_ids[2];
    const char *oid_name;
    int loc = -1, set = 0;

    if (!kwargs_ids[0]) {
        kwargs_ids[0] = rb_intern_const("loc");
        kwargs_ids[1] = rb_intern_const("set");
    }
    rb_scan_args(argc, argv, "21:", &oid, &value, &type, &opts);
    rb_get_kwargs(opts, kwargs_ids, 0, 2, kwargs);
    oid_name = StringValueCStr(oid);
    StringValue(value);
    if(NIL_P(type)) type = rb_aref(OBJECT_TYPE_TEMPLATE, oid);
    if (kwargs[0] != Qundef)
        loc = NUM2INT(kwargs[0]);
    if (kwargs[1] != Qundef)
        set = NUM2INT(kwargs[1]);
    GetX509Name(self, name);
    if (!X509_NAME_add_entry_by_txt(name, oid_name, NUM2INT(type),
                                    (unsigned char *)RSTRING_PTR(value),
                                    RSTRING_LENINT(value), loc, set))
        ossl_raise(eX509NameError, "X509_NAME_add_entry_by_txt");
    return self;
}

Adds a new entry with the given oid and value to this name. The oid is an object identifier defined in ASN.1. Some common OIDs are:

C

Country Name

CN

Common Name

DC

Domain Component

O

Organization Name

OU

Organizational Unit Name

ST

State or Province Name

The optional keyword parameters loc and set specify where to insert the new attribute. Refer to the manpage of X509_NAME_add_entry(3) for details. loc defaults to -1 and set defaults to 0. This appends a single-valued RDN to the end.

cmp(other) → -1 | 0 | 1 | nil Show source 
static VALUE
ossl_x509name_cmp(VALUE self, VALUE other)
{
    int result;

    if (!rb_obj_is_kind_of(other, cX509Name))
        return Qnil;

    result = ossl_x509name_cmp0(self, other);
    if (result < 0) return INT2FIX(-1);
    if (result > 0) return INT2FIX(1);

    return INT2FIX(0);
}

Compares this Name with other and returns 0 if they are the same and -1 or +1 if they are greater or less than each other respectively. Returns nil if they are not comparable (i.e. different types).

Also aliased as: <=>
eql?(other) → true | false Show source 
static VALUE
ossl_x509name_eql(VALUE self, VALUE other)
{
    if (!rb_obj_is_kind_of(other, cX509Name))
        return Qfalse;

    return ossl_x509name_cmp0(self, other) == 0 ? Qtrue : Qfalse;
}

Returns true if name and other refer to the same hash key.

hash → integer Show source 
static VALUE
ossl_x509name_hash(VALUE self)
{
    X509_NAME *name;
    unsigned long hash;

    GetX509Name(self, name);

    hash = X509_NAME_hash(name);

    return ULONG2NUM(hash);
}

The hash value returned is suitable for use as a certificate's filename in a CA path.

hash_old → integer Show source 
static VALUE
ossl_x509name_hash_old(VALUE self)
{
    X509_NAME *name;
    unsigned long hash;

    GetX509Name(self, name);

    hash = X509_NAME_hash_old(name);

    return ULONG2NUM(hash);
}

Returns an MD5 based hash used in OpenSSL 0.9.X.

initialize_copy(p1) Show source 
static VALUE
ossl_x509name_initialize_copy(VALUE self, VALUE other)
{
    X509_NAME *name, *name_other, *name_new;

    rb_check_frozen(self);
    GetX509Name(self, name);
    GetX509Name(other, name_other);

    name_new = X509_NAME_dup(name_other);
    if (!name_new)
        ossl_raise(eX509NameError, "X509_NAME_dup");

    SetX509Name(self, name_new);
    X509_NAME_free(name);

    return self;
}
pretty_print(q) Show source 
# File ext/openssl/lib/openssl/x509.rb, line 301
def pretty_print(q)
  q.object_group(self) {
    q.text ' '
    q.text to_s(OpenSSL::X509::Name::RFC2253)
  }
end
to_a → [[name, data, type], ...] Show source 
static VALUE
ossl_x509name_to_a(VALUE self)
{
    X509_NAME *name;
    X509_NAME_ENTRY *entry;
    int i,entries,nid;
    char long_name[512];
    const char *short_name;
    VALUE ary, vname, ret;
    ASN1_STRING *value;

    GetX509Name(self, name);
    entries = X509_NAME_entry_count(name);
    if (entries < 0) {
        OSSL_Debug("name entries < 0!");
        return rb_ary_new();
    }
    ret = rb_ary_new2(entries);
    for (i=0; i<entries; i++) {
        if (!(entry = X509_NAME_get_entry(name, i))) {
            ossl_raise(eX509NameError, NULL);
        }
        if (!i2t_ASN1_OBJECT(long_name, sizeof(long_name),
                             X509_NAME_ENTRY_get_object(entry))) {
            ossl_raise(eX509NameError, NULL);
        }
        nid = OBJ_ln2nid(long_name);
        if (nid == NID_undef) {
            vname = rb_str_new2((const char *) &long_name);
        } else {
            short_name = OBJ_nid2sn(nid);
            vname = rb_str_new2(short_name); /*do not free*/
        }
        value = X509_NAME_ENTRY_get_data(entry);
        ary = rb_ary_new3(3, vname, asn1str_to_str(value), INT2NUM(value->type));
        rb_ary_push(ret, ary);
    }
    return ret;
}

Returns an Array representation of the distinguished name suitable for passing to ::new

to_der → string Show source 
static VALUE
ossl_x509name_to_der(VALUE self)
{
    X509_NAME *name;
    VALUE str;
    long len;
    unsigned char *p;

    GetX509Name(self, name);
    if((len = i2d_X509_NAME(name, NULL)) <= 0)
        ossl_raise(eX509NameError, NULL);
    str = rb_str_new(0, len);
    p = (unsigned char *)RSTRING_PTR(str);
    if(i2d_X509_NAME(name, &p) <= 0)
        ossl_raise(eX509NameError, NULL);
    ossl_str_adjust(str, p);

    return str;
}

Converts the name to DER encoding

to_s → string Show source
to_s(format) → string 
static VALUE
ossl_x509name_to_s(int argc, VALUE *argv, VALUE self)
{
    rb_check_arity(argc, 0, 1);
    /* name.to_s(nil) was allowed */
    if (!argc || NIL_P(argv[0]))
        return ossl_x509name_to_s_old(self);
    else
        return x509name_print(self, NUM2ULONG(argv[0]));
}

Returns a String representation of the Distinguished Name. format is one of:

If format is omitted, the largely broken and traditional OpenSSL format is used.

to_utf8 → string Show source 
static VALUE
ossl_x509name_to_utf8(VALUE self)
{
    VALUE str = x509name_print(self, XN_FLAG_RFC2253 & ~ASN1_STRFLGS_ESC_MSB);
    rb_enc_associate_index(str, rb_utf8_encindex());
    return str;
}

Returns an UTF-8 representation of the distinguished name, as specified in RFC 2253.

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