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-rw-r--r--ext/openssl/ossl_asn1.c42
1 files changed, 35 insertions, 7 deletions
diff --git a/ext/openssl/ossl_asn1.c b/ext/openssl/ossl_asn1.c
index 07746197aee..5ad1ffb0e04 100644
--- a/ext/openssl/ossl_asn1.c
+++ b/ext/openssl/ossl_asn1.c
@@ -489,6 +489,8 @@ static ossl_asn1_info_t ossl_asn1_info[] = {
int ossl_asn1_info_size = (sizeof(ossl_asn1_info)/sizeof(ossl_asn1_info[0]));
+static VALUE class_tag_map;
+
static int ossl_asn1_default_tag(VALUE obj);
ASN1_TYPE*
@@ -570,13 +572,13 @@ ossl_asn1_get_asn1type(VALUE obj)
static int
ossl_asn1_default_tag(VALUE obj)
{
- int i;
-
- for(i = 0; i < ossl_asn1_info_size; i++){
- if(ossl_asn1_info[i].klass &&
- rb_obj_is_kind_of(obj, *ossl_asn1_info[i].klass)){
- return i;
- }
+ VALUE tmp_class = CLASS_OF(obj);
+ while (tmp_class) {
+ VALUE tag = rb_hash_lookup(class_tag_map, tmp_class);
+ if (tag != Qnil) {
+ return NUM2INT(tag);
+ }
+ tmp_class = RCLASS_SUPER(tmp_class);
}
ossl_raise(eASN1Error, "universal tag for %s not found",
rb_class2name(CLASS_OF(obj)));
@@ -1765,4 +1767,30 @@ do{\
rb_attr(cASN1BitString, rb_intern("unused_bits"), 1, 1, 0);
rb_define_method(cASN1EndOfContent, "initialize", ossl_asn1eoc_initialize, 0);
+
+ class_tag_map = rb_hash_new();
+ rb_hash_aset(class_tag_map, cASN1EndOfContent, INT2NUM(0));
+ rb_hash_aset(class_tag_map, cASN1Boolean, INT2NUM(1));
+ rb_hash_aset(class_tag_map, cASN1Integer, INT2NUM(2));
+ rb_hash_aset(class_tag_map, cASN1BitString, INT2NUM(3));
+ rb_hash_aset(class_tag_map, cASN1OctetString, INT2NUM(4));
+ rb_hash_aset(class_tag_map, cASN1Null, INT2NUM(5));
+ rb_hash_aset(class_tag_map, cASN1ObjectId, INT2NUM(6));
+ rb_hash_aset(class_tag_map, cASN1Enumerated, INT2NUM(10));
+ rb_hash_aset(class_tag_map, cASN1UTF8String, INT2NUM(12));
+ rb_hash_aset(class_tag_map, cASN1Sequence, INT2NUM(16));
+ rb_hash_aset(class_tag_map, cASN1Set, INT2NUM(17));
+ rb_hash_aset(class_tag_map, cASN1NumericString, INT2NUM(18));
+ rb_hash_aset(class_tag_map, cASN1PrintableString, INT2NUM(19));
+ rb_hash_aset(class_tag_map, cASN1T61String, INT2NUM(20));
+ rb_hash_aset(class_tag_map, cASN1VideotexString, INT2NUM(21));
+ rb_hash_aset(class_tag_map, cASN1IA5String, INT2NUM(22));
+ rb_hash_aset(class_tag_map, cASN1UTCTime, INT2NUM(23));
+ rb_hash_aset(class_tag_map, cASN1GeneralizedTime, INT2NUM(24));
+ rb_hash_aset(class_tag_map, cASN1GraphicString, INT2NUM(25));
+ rb_hash_aset(class_tag_map, cASN1ISO64String, INT2NUM(26));
+ rb_hash_aset(class_tag_map, cASN1GeneralString, INT2NUM(27));
+ rb_hash_aset(class_tag_map, cASN1UniversalString, INT2NUM(28));
+ rb_hash_aset(class_tag_map, cASN1BMPString, INT2NUM(30));
+ rb_global_variable(&class_tag_map);
}