diff options
Diffstat (limited to 'ruby_1_8_5/ext/openssl/ossl_x509attr.c')
| -rw-r--r-- | ruby_1_8_5/ext/openssl/ossl_x509attr.c | 249 |
1 files changed, 249 insertions, 0 deletions
diff --git a/ruby_1_8_5/ext/openssl/ossl_x509attr.c b/ruby_1_8_5/ext/openssl/ossl_x509attr.c new file mode 100644 index 0000000000..91a0795209 --- /dev/null +++ b/ruby_1_8_5/ext/openssl/ossl_x509attr.c @@ -0,0 +1,249 @@ +/* + * $Id: ossl_x509attr.c,v 1.4.2.2 2004/12/15 01:54:38 matz Exp $ + * 'OpenSSL for Ruby' project + * Copyright (C) 2001 Michal Rokos <m.rokos@sh.cvut.cz> + * All rights reserved. + */ +/* + * This program is licenced under the same licence as Ruby. + * (See the file 'LICENCE'.) + */ +#include "ossl.h" + +#define WrapX509Attr(klass, obj, attr) do { \ + if (!attr) { \ + ossl_raise(rb_eRuntimeError, "ATTR wasn't initialized!"); \ + } \ + obj = Data_Wrap_Struct(klass, 0, X509_ATTRIBUTE_free, attr); \ +} while (0) +#define GetX509Attr(obj, attr) do { \ + Data_Get_Struct(obj, X509_ATTRIBUTE, attr); \ + if (!attr) { \ + ossl_raise(rb_eRuntimeError, "ATTR wasn't initialized!"); \ + } \ +} while (0) +#define SafeGetX509Attr(obj, attr) do { \ + OSSL_Check_Kind(obj, cX509Attr); \ + GetX509Attr(obj, attr); \ +} while (0) + +/* + * Classes + */ +VALUE cX509Attr; +VALUE eX509AttrError; + +/* + * Public + */ +VALUE +ossl_x509attr_new(X509_ATTRIBUTE *attr) +{ + X509_ATTRIBUTE *new; + VALUE obj; + + if (!attr) { + new = X509_ATTRIBUTE_new(); + } else { + new = X509_ATTRIBUTE_dup(attr); + } + if (!new) { + ossl_raise(eX509AttrError, NULL); + } + WrapX509Attr(cX509Attr, obj, new); + + return obj; +} + +X509_ATTRIBUTE * +DupX509AttrPtr(VALUE obj) +{ + X509_ATTRIBUTE *attr, *new; + + SafeGetX509Attr(obj, attr); + if (!(new = X509_ATTRIBUTE_dup(attr))) { + ossl_raise(eX509AttrError, NULL); + } + + return new; +} + +/* + * Private + */ +static VALUE +ossl_x509attr_alloc(VALUE klass) +{ + X509_ATTRIBUTE *attr; + VALUE obj; + + if (!(attr = X509_ATTRIBUTE_new())) + ossl_raise(eX509AttrError, NULL); + WrapX509Attr(klass, obj, attr); + + return obj; +} + +static VALUE +ossl_x509attr_initialize(int argc, VALUE *argv, VALUE self) +{ + VALUE oid, value; + X509_ATTRIBUTE *attr; + unsigned char *p; + + GetX509Attr(self, attr); + if(rb_scan_args(argc, argv, "11", &oid, &value) == 1){ + oid = ossl_to_der_if_possible(oid); + StringValue(oid); + p = RSTRING(oid)->ptr; + if(!d2i_X509_ATTRIBUTE((X509_ATTRIBUTE**)&DATA_PTR(self), + &p, RSTRING(oid)->len)){ + ossl_raise(eX509AttrError, NULL); + } + return self; + } + rb_funcall(self, rb_intern("oid="), 1, oid); + rb_funcall(self, rb_intern("value="), 1, value); + + return self; +} + +static VALUE +ossl_x509attr_set_oid(VALUE self, VALUE oid) +{ + X509_ATTRIBUTE *attr; + ASN1_OBJECT *obj; + char *s; + + s = StringValuePtr(oid); + obj = OBJ_txt2obj(s, 0); + if(!obj) obj = OBJ_txt2obj(s, 1); + if(!obj) ossl_raise(eX509AttrError, NULL); + GetX509Attr(self, attr); + X509_ATTRIBUTE_set1_object(attr, obj); + + return oid; +} + +static VALUE +ossl_x509attr_get_oid(VALUE self) +{ + X509_ATTRIBUTE *attr; + ASN1_OBJECT *oid; + BIO *out; + VALUE ret; + int nid; + + GetX509Attr(self, attr); + oid = X509_ATTRIBUTE_get0_object(attr); + if ((nid = OBJ_obj2nid(oid)) != NID_undef) + ret = rb_str_new2(OBJ_nid2sn(nid)); + else{ + if (!(out = BIO_new(BIO_s_mem()))) + ossl_raise(eX509AttrError, NULL); + i2a_ASN1_OBJECT(out, oid); + ret = ossl_membio2str(out); + } + + return ret; +} + +#if defined(HAVE_ST_X509_ATTRIBUTE_SINGLE) || defined(HAVE_ST_SINGLE) +# define OSSL_X509ATTR_IS_SINGLE(attr) ((attr)->single) +# define OSSL_X509ATTR_SET_SINGLE(attr) ((attr)->single = 1) +#else +# define OSSL_X509ATTR_IS_SINGLE(attr) (!(attr)->set) +# define OSSL_X509ATTR_SET_SINGLE(attr) ((attr)->set = 0) +#endif + +static VALUE +ossl_x509attr_set_value(VALUE self, VALUE value) +{ + X509_ATTRIBUTE *attr; + ASN1_TYPE *a1type; + + if(!(a1type = ossl_asn1_get_asn1type(value))) + ossl_raise(eASN1Error, "could not get ASN1_TYPE"); + if(ASN1_TYPE_get(a1type) == V_ASN1_SEQUENCE){ + ASN1_TYPE_free(a1type); + ossl_raise(eASN1Error, "couldn't set SEQUENCE for attribute value."); + } + GetX509Attr(self, attr); + if(attr->value.set){ + if(OSSL_X509ATTR_IS_SINGLE(attr)) ASN1_TYPE_free(attr->value.single); + else sk_ASN1_TYPE_free(attr->value.set); + } + OSSL_X509ATTR_SET_SINGLE(attr); + attr->value.single = a1type; + + return value; +} + +static VALUE +ossl_x509attr_get_value(VALUE self) +{ + X509_ATTRIBUTE *attr; + VALUE str, asn1; + long length; + unsigned char *p; + + GetX509Attr(self, attr); + if(attr->value.ptr == NULL) return Qnil; + if(OSSL_X509ATTR_IS_SINGLE(attr)){ + length = i2d_ASN1_TYPE(attr->value.single, NULL); + str = rb_str_new(0, length); + p = RSTRING(str)->ptr; + i2d_ASN1_TYPE(attr->value.single, &p); + ossl_str_adjust(str, p); + } + else{ + length = i2d_ASN1_SET_OF_ASN1_TYPE(attr->value.set, NULL, + i2d_ASN1_TYPE, V_ASN1_SET, V_ASN1_UNIVERSAL, 0); + str = rb_str_new(0, length); + p = RSTRING(str)->ptr; + i2d_ASN1_SET_OF_ASN1_TYPE(attr->value.set, &p, + i2d_ASN1_TYPE, V_ASN1_SET, V_ASN1_UNIVERSAL, 0); + ossl_str_adjust(str, p); + } + asn1 = rb_funcall(mASN1, rb_intern("decode"), 1, str); + + return asn1; +} + +static VALUE +ossl_x509attr_to_der(VALUE self) +{ + X509_ATTRIBUTE *attr; + VALUE str; + int len; + unsigned char *p; + + GetX509Attr(self, attr); + if((len = i2d_X509_ATTRIBUTE(attr, NULL)) <= 0) + ossl_raise(eX509AttrError, NULL); + str = rb_str_new(0, len); + p = RSTRING(str)->ptr; + if(i2d_X509_ATTRIBUTE(attr, &p) <= 0) + ossl_raise(eX509AttrError, NULL); + RSTRING(str)->len = p - (unsigned char*)RSTRING(str)->ptr; + + return str; +} + +/* + * X509_ATTRIBUTE init + */ +void +Init_ossl_x509attr() +{ + eX509AttrError = rb_define_class_under(mX509, "AttributeError", eOSSLError); + + cX509Attr = rb_define_class_under(mX509, "Attribute", rb_cObject); + rb_define_alloc_func(cX509Attr, ossl_x509attr_alloc); + rb_define_method(cX509Attr, "initialize", ossl_x509attr_initialize, -1); + rb_define_method(cX509Attr, "oid=", ossl_x509attr_set_oid, 1); + rb_define_method(cX509Attr, "oid", ossl_x509attr_get_oid, 0); + rb_define_method(cX509Attr, "value=", ossl_x509attr_set_value, 1); + rb_define_method(cX509Attr, "value", ossl_x509attr_get_value, 0); + rb_define_method(cX509Attr, "to_der", ossl_x509attr_to_der, 0); +} |