* project 2000.
*/
/* ====================================================================
- * Copyright (c) 2000 The OpenSSL Project. All rights reserved.
+ * Copyright (c) 2000-2004 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
*/
int asn1_get_choice_selector(ASN1_VALUE **pval, const ASN1_ITEM *it)
-{
+ {
int *sel = offset2ptr(*pval, it->utype);
return *sel;
-}
+ }
/* Given an ASN1_ITEM CHOICE type set
* the selector value, return old value.
*/
int asn1_set_choice_selector(ASN1_VALUE **pval, int value, const ASN1_ITEM *it)
-{
+ {
int *sel, ret;
sel = offset2ptr(*pval, it->utype);
ret = *sel;
*sel = value;
return ret;
-}
+ }
/* Do reference counting. The value 'op' decides what to do.
* if it is +1 then the count is incremented. If op is 0 count is
*/
int asn1_do_lock(ASN1_VALUE **pval, int op, const ASN1_ITEM *it)
-{
+ {
const ASN1_AUX *aux;
int *lck, ret;
- if(it->itype != ASN1_ITYPE_SEQUENCE) return 0;
+ if ((it->itype != ASN1_ITYPE_SEQUENCE)
+ && (it->itype != ASN1_ITYPE_NDEF_SEQUENCE))
+ return 0;
aux = it->funcs;
- if(!aux || !(aux->flags & ASN1_AFLG_REFCOUNT)) return 0;
+ if (!aux || !(aux->flags & ASN1_AFLG_REFCOUNT))
+ return 0;
lck = offset2ptr(*pval, aux->ref_offset);
- if(op == 0) {
+ if (op == 0)
+ {
*lck = 1;
return 1;
- }
+ }
ret = CRYPTO_add(lck, op, aux->ref_lock);
#ifdef REF_PRINT
fprintf(stderr, "%s: Reference Count: %d\n", it->sname, *lck);
#endif
#ifdef REF_CHECK
- if(ret < 0)
+ if (ret < 0)
fprintf(stderr, "%s, bad reference count\n", it->sname);
#endif
return ret;
-}
+ }
static ASN1_ENCODING *asn1_get_enc_ptr(ASN1_VALUE **pval, const ASN1_ITEM *it)
-{
+ {
const ASN1_AUX *aux;
- if(!pval || !*pval) return NULL;
+ if (!pval || !*pval)
+ return NULL;
aux = it->funcs;
- if(!aux || !(aux->flags & ASN1_AFLG_ENCODING)) return NULL;
+ if (!aux || !(aux->flags & ASN1_AFLG_ENCODING))
+ return NULL;
return offset2ptr(*pval, aux->enc_offset);
-}
+ }
void asn1_enc_init(ASN1_VALUE **pval, const ASN1_ITEM *it)
-{
+ {
ASN1_ENCODING *enc;
enc = asn1_get_enc_ptr(pval, it);
- if(enc) {
+ if (enc)
+ {
enc->enc = NULL;
enc->len = 0;
enc->modified = 1;
+ }
}
-}
void asn1_enc_free(ASN1_VALUE **pval, const ASN1_ITEM *it)
-{
+ {
ASN1_ENCODING *enc;
enc = asn1_get_enc_ptr(pval, it);
- if(enc) {
- if(enc->enc) OPENSSL_free(enc->enc);
+ if (enc)
+ {
+ if (enc->enc)
+ OPENSSL_free(enc->enc);
enc->enc = NULL;
enc->len = 0;
enc->modified = 1;
+ }
}
-}
-int asn1_enc_save(ASN1_VALUE **pval, unsigned char *in, int inlen, const ASN1_ITEM *it)
-{
+int asn1_enc_save(ASN1_VALUE **pval, const unsigned char *in, int inlen,
+ const ASN1_ITEM *it)
+ {
ASN1_ENCODING *enc;
enc = asn1_get_enc_ptr(pval, it);
- if(!enc) return 1;
+ if (!enc)
+ return 1;
- if(enc->enc) OPENSSL_free(enc->enc);
+ if (enc->enc)
+ OPENSSL_free(enc->enc);
enc->enc = OPENSSL_malloc(inlen);
- if(!enc->enc) return 0;
+ if (!enc->enc)
+ return 0;
memcpy(enc->enc, in, inlen);
enc->len = inlen;
enc->modified = 0;
return 1;
-}
+ }
-int asn1_enc_restore(int *len, unsigned char **out, ASN1_VALUE **pval, const ASN1_ITEM *it)
-{
+int asn1_enc_restore(int *len, unsigned char **out, ASN1_VALUE **pval,
+ const ASN1_ITEM *it)
+ {
ASN1_ENCODING *enc;
enc = asn1_get_enc_ptr(pval, it);
- if(!enc || enc->modified) return 0;
- if(out) {
+ if (!enc || enc->modified)
+ return 0;
+ if (out)
+ {
memcpy(*out, enc->enc, enc->len);
*out += enc->len;
- }
- if(len) *len = enc->len;
+ }
+ if (len)
+ *len = enc->len;
return 1;
-}
+ }
/* Given an ASN1_TEMPLATE get a pointer to a field */
ASN1_VALUE ** asn1_get_field_ptr(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt)
-{
+ {
ASN1_VALUE **pvaltmp;
- if(tt->flags & ASN1_TFLG_COMBINE) return pval;
+ if (tt->flags & ASN1_TFLG_COMBINE)
+ return pval;
pvaltmp = offset2ptr(*pval, tt->offset);
/* NOTE for BOOLEAN types the field is just a plain
* int so we can't return int **, so settle for
* (int *).
*/
return pvaltmp;
-}
+ }
/* Handle ANY DEFINED BY template, find the selector, look up
* the relevant ASN1_TEMPLATE in the table and return it.
*/
-const ASN1_TEMPLATE *asn1_do_adb(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt, int nullerr)
-{
+const ASN1_TEMPLATE *asn1_do_adb(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt,
+ int nullerr)
+ {
const ASN1_ADB *adb;
const ASN1_ADB_TABLE *atbl;
long selector;
ASN1_VALUE **sfld;
int i;
- if(!(tt->flags & ASN1_TFLG_ADB_MASK)) return tt;
+ if (!(tt->flags & ASN1_TFLG_ADB_MASK))
+ return tt;
/* Else ANY DEFINED BY ... get the table */
adb = ASN1_ADB_ptr(tt->item);
sfld = offset2ptr(*pval, adb->offset);
/* Check if NULL */
- if(!sfld) {
- if(!adb->null_tt) goto err;
+ if (!sfld)
+ {
+ if (!adb->null_tt)
+ goto err;
return adb->null_tt;
- }
+ }
/* Convert type to a long:
* NB: don't check for NID_undef here because it
* might be a legitimate value in the table
*/
- if(tt->flags & ASN1_TFLG_ADB_OID)
+ if (tt->flags & ASN1_TFLG_ADB_OID)
selector = OBJ_obj2nid((ASN1_OBJECT *)*sfld);
else
selector = ASN1_INTEGER_get((ASN1_INTEGER *)*sfld);
* linear search.
*/
- for(atbl = adb->tbl, i = 0; i < adb->tblcount; i++, atbl++)
- if(atbl->value == selector) return &atbl->tt;
+ for (atbl = adb->tbl, i = 0; i < adb->tblcount; i++, atbl++)
+ if (atbl->value == selector)
+ return &atbl->tt;
/* FIXME: need to search application table too */
/* No match, return default type */
- if(!adb->default_tt) goto err;
+ if (!adb->default_tt)
+ goto err;
return adb->default_tt;
err:
/* FIXME: should log the value or OID of unsupported type */
- if(nullerr) ASN1err(ASN1_F_ASN1_DO_ADB, ASN1_R_UNSUPPORTED_ANY_DEFINED_BY_TYPE);
+ if (nullerr)
+ ASN1err(ASN1_F_ASN1_DO_ADB,
+ ASN1_R_UNSUPPORTED_ANY_DEFINED_BY_TYPE);
return NULL;
-}
+ }