/* asn1_gen.c */
-/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
* project 2002.
*/
/* ====================================================================
#define ASN1_GEN_FLAG_BITWRAP (ASN1_GEN_FLAG|4)
#define ASN1_GEN_FLAG_OCTWRAP (ASN1_GEN_FLAG|5)
#define ASN1_GEN_FLAG_SEQWRAP (ASN1_GEN_FLAG|6)
-#define ASN1_GEN_FLAG_FORMAT (ASN1_GEN_FLAG|7)
+#define ASN1_GEN_FLAG_SETWRAP (ASN1_GEN_FLAG|7)
+#define ASN1_GEN_FLAG_FORMAT (ASN1_GEN_FLAG|8)
#define ASN1_GEN_STR(str,val) {str, sizeof(str) - 1, val}
struct tag_name_st
{
- char *strnam;
+ const char *strnam;
int len;
int tag;
};
int i, len;
unsigned char *orig_der = NULL, *new_der = NULL;
- unsigned char *cpy_start, *p;
+ const unsigned char *cpy_start;
+ unsigned char *p;
+ const unsigned char *cp;
int cpy_len;
long hdr_len;
int hdr_constructed = 0, hdr_tag, hdr_class;
/* Allocate buffer for new encoding */
new_der = OPENSSL_malloc(len);
+ if (!new_der)
+ goto err;
/* Generate tagged encoding */
/* If IMPLICIT, output tag */
if (asn1_tags.imp_tag != -1)
+ {
+ if (asn1_tags.imp_class == V_ASN1_UNIVERSAL
+ && (asn1_tags.imp_tag == V_ASN1_SEQUENCE
+ || asn1_tags.imp_tag == V_ASN1_SET) )
+ hdr_constructed = V_ASN1_CONSTRUCTED;
ASN1_put_object(&p, hdr_constructed, hdr_len,
asn1_tags.imp_tag, asn1_tags.imp_class);
+ }
/* Copy across original encoding */
memcpy(p, cpy_start, cpy_len);
- p = new_der;
+ cp = new_der;
/* Obtain new ASN1_TYPE structure */
- ret = d2i_ASN1_TYPE(NULL, &p, len);
+ ret = d2i_ASN1_TYPE(NULL, &cp, len);
err:
if (orig_der)
return -1;
break;
+ case ASN1_GEN_FLAG_SETWRAP:
+ if (!append_exp(arg, V_ASN1_SET, V_ASN1_UNIVERSAL, 1, 0, 1))
+ return -1;
+ break;
+
case ASN1_GEN_FLAG_BITWRAP:
if (!append_exp(arg, V_ASN1_BIT_STRING, V_ASN1_UNIVERSAL, 0, 1, 1))
return -1;
arg->format = ASN1_GEN_FORMAT_BITLIST;
else
{
- ASN1err(ASN1_F_ASN1_CB, ASN1_R_UNKOWN_FORMAT);
+ ASN1err(ASN1_F_ASN1_CB, ASN1_R_UNKNOWN_FORMAT);
return -1;
}
break;
static ASN1_TYPE *asn1_multi(int utype, const char *section, X509V3_CTX *cnf)
{
- ASN1_TYPE *ret = NULL, *typ = NULL;
+ ASN1_TYPE *ret = NULL;
STACK_OF(ASN1_TYPE) *sk = NULL;
STACK_OF(CONF_VALUE) *sect = NULL;
- unsigned char *der = NULL, *p;
+ unsigned char *der = NULL;
int derlen;
- int i, is_set;
+ int i;
sk = sk_ASN1_TYPE_new_null();
+ if (!sk)
+ goto bad;
if (section)
{
if (!cnf)
goto bad;
for (i = 0; i < sk_CONF_VALUE_num(sect); i++)
{
- typ = ASN1_generate_v3(sk_CONF_VALUE_value(sect, i)->value, cnf);
+ ASN1_TYPE *typ = ASN1_generate_v3(sk_CONF_VALUE_value(sect, i)->value, cnf);
if (!typ)
goto bad;
- sk_ASN1_TYPE_push(sk, typ);
- typ = NULL;
+ if (!sk_ASN1_TYPE_push(sk, typ))
+ goto bad;
}
}
/* Now we has a STACK of the components, convert to the correct form */
if (utype == V_ASN1_SET)
- is_set = 1;
+ derlen = i2d_ASN1_SET_ANY(sk, &der);
else
- is_set = 0;
+ derlen = i2d_ASN1_SEQUENCE_ANY(sk, &der);
-
- derlen = i2d_ASN1_SET((STACK *)sk, NULL, i2d_ASN1_TYPE, utype, V_ASN1_UNIVERSAL, is_set);
- der = OPENSSL_malloc(derlen);
- p = der;
- i2d_ASN1_SET((STACK *)sk, &p, i2d_ASN1_TYPE, utype, V_ASN1_UNIVERSAL, is_set);
+ if (derlen < 0)
+ goto bad;
if (!(ret = ASN1_TYPE_new()))
goto bad;
if (sk)
sk_ASN1_TYPE_pop_free(sk, ASN1_TYPE_free);
- if (typ)
- ASN1_TYPE_free(typ);
if (sect)
X509V3_section_free(cnf, sect);
/* Can only have IMPLICIT if permitted */
if ((arg->imp_tag != -1) && !imp_ok)
{
- ASN1err(ASN1_F_APPEND_TAG, ASN1_R_ILLEGAL_IMPLICIT_TAG);
+ ASN1err(ASN1_F_APPEND_EXP, ASN1_R_ILLEGAL_IMPLICIT_TAG);
return 0;
}
if (arg->exp_count == ASN1_FLAG_EXP_MAX)
{
- ASN1err(ASN1_F_APPEND_TAG, ASN1_R_DEPTH_EXCEEDED);
+ ASN1err(ASN1_F_APPEND_EXP, ASN1_R_DEPTH_EXCEEDED);
return 0;
}
static int asn1_str2tag(const char *tagstr, int len)
{
- int i;
- static struct tag_name_st *tntmp, tnst [] = {
+ unsigned int i;
+ static const struct tag_name_st *tntmp, tnst [] = {
ASN1_GEN_STR("BOOL", V_ASN1_BOOLEAN),
ASN1_GEN_STR("BOOLEAN", V_ASN1_BOOLEAN),
ASN1_GEN_STR("NULL", V_ASN1_NULL),
ASN1_GEN_STR("T61", V_ASN1_T61STRING),
ASN1_GEN_STR("T61STRING", V_ASN1_T61STRING),
ASN1_GEN_STR("TELETEXSTRING", V_ASN1_T61STRING),
+ ASN1_GEN_STR("GeneralString", V_ASN1_GENERALSTRING),
+ ASN1_GEN_STR("GENSTR", V_ASN1_GENERALSTRING),
+ ASN1_GEN_STR("NUMERIC", V_ASN1_NUMERICSTRING),
+ ASN1_GEN_STR("NUMERICSTRING", V_ASN1_NUMERICSTRING),
/* Special cases */
ASN1_GEN_STR("SEQUENCE", V_ASN1_SEQUENCE),
ASN1_GEN_STR("OCTWRAP", ASN1_GEN_FLAG_OCTWRAP),
/* SEQUENCE wrapper */
ASN1_GEN_STR("SEQWRAP", ASN1_GEN_FLAG_SEQWRAP),
+ /* SET wrapper */
+ ASN1_GEN_STR("SETWRAP", ASN1_GEN_FLAG_SETWRAP),
/* BIT STRING wrapper */
ASN1_GEN_STR("BITWRAP", ASN1_GEN_FLAG_BITWRAP),
ASN1_GEN_STR("FORM", ASN1_GEN_FLAG_FORMAT),
ASN1err(ASN1_F_ASN1_STR2TYPE, ASN1_R_NOT_ASCII_FORMAT);
goto bad_form;
}
+ vtmp.name = NULL;
+ vtmp.section = NULL;
vtmp.value = (char *)str;
if (!X509V3_get_value_bool(&vtmp, &atmp->value.boolean))
{
case V_ASN1_UTF8STRING:
case V_ASN1_VISIBLESTRING:
case V_ASN1_UNIVERSALSTRING:
+ case V_ASN1_GENERALSTRING:
+ case V_ASN1_NUMERICSTRING:
if (format == ASN1_GEN_FORMAT_ASCII)
format = MBSTRING_ASC;
return 1;
}
+static int mask_cb(const char *elem, int len, void *arg)
+ {
+ unsigned long *pmask = arg, tmpmask;
+ int tag;
+ if (len == 3 && !strncmp(elem, "DIR", 3))
+ {
+ *pmask |= B_ASN1_DIRECTORYSTRING;
+ return 1;
+ }
+ tag = asn1_str2tag(elem, len);
+ if (!tag || (tag & ASN1_GEN_FLAG))
+ return 0;
+ tmpmask = ASN1_tag2bit(tag);
+ if (!tmpmask)
+ return 0;
+ *pmask |= tmpmask;
+ return 1;
+ }
+
+int ASN1_str2mask(const char *str, unsigned long *pmask)
+ {
+ *pmask = 0;
+ return CONF_parse_list(str, '|', 1, mask_cb, pmask);
+ }