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0ecc3688ed
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51918 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
292 lines
6.5 KiB
C
292 lines
6.5 KiB
C
/*
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* 'OpenSSL for Ruby' project
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* Copyright (C) 2001 Michal Rokos <m.rokos@sh.cvut.cz>
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* All rights reserved.
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*/
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/*
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* This program is licensed under the same licence as Ruby.
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* (See the file 'LICENCE'.)
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*/
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#include "ossl.h"
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#define NewX509Attr(klass) \
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TypedData_Wrap_Struct((klass), &ossl_x509attr_type, 0)
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#define SetX509Attr(obj, attr) do { \
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if (!(attr)) { \
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ossl_raise(rb_eRuntimeError, "ATTR wasn't initialized!"); \
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} \
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RTYPEDDATA_DATA(obj) = (attr); \
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} while (0)
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#define GetX509Attr(obj, attr) do { \
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TypedData_Get_Struct((obj), X509_ATTRIBUTE, &ossl_x509attr_type, (attr)); \
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if (!(attr)) { \
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ossl_raise(rb_eRuntimeError, "ATTR wasn't initialized!"); \
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} \
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} while (0)
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#define SafeGetX509Attr(obj, attr) do { \
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OSSL_Check_Kind((obj), cX509Attr); \
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GetX509Attr((obj), (attr)); \
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} while (0)
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/*
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* Classes
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*/
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VALUE cX509Attr;
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VALUE eX509AttrError;
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static void
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ossl_x509attr_free(void *ptr)
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{
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X509_ATTRIBUTE_free(ptr);
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}
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static const rb_data_type_t ossl_x509attr_type = {
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"OpenSSL/X509/ATTRIBUTE",
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{
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0, ossl_x509attr_free,
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},
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0, 0, RUBY_TYPED_FREE_IMMEDIATELY,
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};
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/*
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* Public
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*/
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VALUE
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ossl_x509attr_new(X509_ATTRIBUTE *attr)
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{
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X509_ATTRIBUTE *new;
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VALUE obj;
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obj = NewX509Attr(cX509Attr);
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if (!attr) {
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new = X509_ATTRIBUTE_new();
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} else {
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new = X509_ATTRIBUTE_dup(attr);
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}
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if (!new) {
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ossl_raise(eX509AttrError, NULL);
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}
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SetX509Attr(obj, new);
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return obj;
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}
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X509_ATTRIBUTE *
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DupX509AttrPtr(VALUE obj)
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{
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X509_ATTRIBUTE *attr, *new;
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SafeGetX509Attr(obj, attr);
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if (!(new = X509_ATTRIBUTE_dup(attr))) {
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ossl_raise(eX509AttrError, NULL);
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}
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return new;
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}
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/*
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* Private
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*/
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static VALUE
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ossl_x509attr_alloc(VALUE klass)
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{
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X509_ATTRIBUTE *attr;
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VALUE obj;
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obj = NewX509Attr(klass);
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if (!(attr = X509_ATTRIBUTE_new()))
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ossl_raise(eX509AttrError, NULL);
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SetX509Attr(obj, attr);
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return obj;
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}
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/*
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* call-seq:
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* Attribute.new(oid [, value]) => attr
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*/
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static VALUE
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ossl_x509attr_initialize(int argc, VALUE *argv, VALUE self)
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{
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VALUE oid, value;
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X509_ATTRIBUTE *attr, *x;
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const unsigned char *p;
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GetX509Attr(self, attr);
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if(rb_scan_args(argc, argv, "11", &oid, &value) == 1){
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oid = ossl_to_der_if_possible(oid);
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StringValue(oid);
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p = (unsigned char *)RSTRING_PTR(oid);
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x = d2i_X509_ATTRIBUTE(&attr, &p, RSTRING_LEN(oid));
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DATA_PTR(self) = attr;
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if(!x){
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ossl_raise(eX509AttrError, NULL);
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}
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return self;
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}
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rb_funcall(self, rb_intern("oid="), 1, oid);
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rb_funcall(self, rb_intern("value="), 1, value);
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return self;
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}
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/*
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* call-seq:
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* attr.oid = string => string
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*/
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static VALUE
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ossl_x509attr_set_oid(VALUE self, VALUE oid)
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{
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X509_ATTRIBUTE *attr;
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ASN1_OBJECT *obj;
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char *s;
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s = StringValuePtr(oid);
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obj = OBJ_txt2obj(s, 0);
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if(!obj) obj = OBJ_txt2obj(s, 1);
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if(!obj) ossl_raise(eX509AttrError, NULL);
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GetX509Attr(self, attr);
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X509_ATTRIBUTE_set1_object(attr, obj);
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return oid;
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}
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/*
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* call-seq:
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* attr.oid => string
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*/
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static VALUE
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ossl_x509attr_get_oid(VALUE self)
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{
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X509_ATTRIBUTE *attr;
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ASN1_OBJECT *oid;
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BIO *out;
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VALUE ret;
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int nid;
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GetX509Attr(self, attr);
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oid = X509_ATTRIBUTE_get0_object(attr);
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if ((nid = OBJ_obj2nid(oid)) != NID_undef)
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ret = rb_str_new2(OBJ_nid2sn(nid));
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else{
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if (!(out = BIO_new(BIO_s_mem())))
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ossl_raise(eX509AttrError, NULL);
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i2a_ASN1_OBJECT(out, oid);
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ret = ossl_membio2str(out);
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}
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return ret;
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}
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#if defined(HAVE_ST_X509_ATTRIBUTE_SINGLE) || defined(HAVE_ST_SINGLE)
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# define OSSL_X509ATTR_IS_SINGLE(attr) ((attr)->single)
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# define OSSL_X509ATTR_SET_SINGLE(attr) ((attr)->single = 1)
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#else
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# define OSSL_X509ATTR_IS_SINGLE(attr) (!(attr)->value.set)
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# define OSSL_X509ATTR_SET_SINGLE(attr) ((attr)->value.set = 0)
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#endif
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/*
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* call-seq:
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* attr.value = asn1 => asn1
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*/
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static VALUE
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ossl_x509attr_set_value(VALUE self, VALUE value)
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{
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X509_ATTRIBUTE *attr;
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ASN1_TYPE *a1type;
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if(!(a1type = ossl_asn1_get_asn1type(value)))
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ossl_raise(eASN1Error, "could not get ASN1_TYPE");
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if(ASN1_TYPE_get(a1type) == V_ASN1_SEQUENCE){
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ASN1_TYPE_free(a1type);
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ossl_raise(eASN1Error, "couldn't set SEQUENCE for attribute value.");
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}
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GetX509Attr(self, attr);
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if(attr->value.set){
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if(OSSL_X509ATTR_IS_SINGLE(attr)) ASN1_TYPE_free(attr->value.single);
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else sk_ASN1_TYPE_free(attr->value.set);
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}
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OSSL_X509ATTR_SET_SINGLE(attr);
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attr->value.single = a1type;
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return value;
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}
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/*
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* call-seq:
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* attr.value => asn1
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*/
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static VALUE
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ossl_x509attr_get_value(VALUE self)
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{
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X509_ATTRIBUTE *attr;
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VALUE str, asn1;
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long length;
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unsigned char *p;
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GetX509Attr(self, attr);
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if(attr->value.ptr == NULL) return Qnil;
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if(OSSL_X509ATTR_IS_SINGLE(attr)){
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length = i2d_ASN1_TYPE(attr->value.single, NULL);
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str = rb_str_new(0, length);
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p = (unsigned char *)RSTRING_PTR(str);
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i2d_ASN1_TYPE(attr->value.single, &p);
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ossl_str_adjust(str, p);
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}
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else{
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length = i2d_ASN1_SET_OF_ASN1_TYPE(attr->value.set,
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(unsigned char **) NULL, i2d_ASN1_TYPE,
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V_ASN1_SET, V_ASN1_UNIVERSAL, 0);
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str = rb_str_new(0, length);
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p = (unsigned char *)RSTRING_PTR(str);
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i2d_ASN1_SET_OF_ASN1_TYPE(attr->value.set, &p,
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i2d_ASN1_TYPE, V_ASN1_SET, V_ASN1_UNIVERSAL, 0);
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ossl_str_adjust(str, p);
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}
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asn1 = rb_funcall(mASN1, rb_intern("decode"), 1, str);
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return asn1;
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}
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/*
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* call-seq:
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* attr.to_der => string
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*/
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static VALUE
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ossl_x509attr_to_der(VALUE self)
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{
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X509_ATTRIBUTE *attr;
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VALUE str;
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int len;
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unsigned char *p;
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GetX509Attr(self, attr);
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if((len = i2d_X509_ATTRIBUTE(attr, NULL)) <= 0)
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ossl_raise(eX509AttrError, NULL);
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str = rb_str_new(0, len);
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p = (unsigned char *)RSTRING_PTR(str);
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if(i2d_X509_ATTRIBUTE(attr, &p) <= 0)
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ossl_raise(eX509AttrError, NULL);
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rb_str_set_len(str, p - (unsigned char*)RSTRING_PTR(str));
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return str;
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}
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/*
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* X509_ATTRIBUTE init
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*/
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void
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Init_ossl_x509attr(void)
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{
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eX509AttrError = rb_define_class_under(mX509, "AttributeError", eOSSLError);
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cX509Attr = rb_define_class_under(mX509, "Attribute", rb_cObject);
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rb_define_alloc_func(cX509Attr, ossl_x509attr_alloc);
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rb_define_method(cX509Attr, "initialize", ossl_x509attr_initialize, -1);
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rb_define_method(cX509Attr, "oid=", ossl_x509attr_set_oid, 1);
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rb_define_method(cX509Attr, "oid", ossl_x509attr_get_oid, 0);
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rb_define_method(cX509Attr, "value=", ossl_x509attr_set_value, 1);
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rb_define_method(cX509Attr, "value", ossl_x509attr_get_value, 0);
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rb_define_method(cX509Attr, "to_der", ossl_x509attr_to_der, 0);
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}
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