* 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
#include <openssl/asn1t.h>
#include <string.h>
-static int asn1_item_ex_combine_new(ASN1_VALUE **pval, const ASN1_ITEM *it, int combine);
+static int asn1_item_ex_combine_new(ASN1_VALUE **pval, const ASN1_ITEM *it,
+ int combine);
static void asn1_item_clear(ASN1_VALUE **pval, const ASN1_ITEM *it);
static void asn1_template_clear(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt);
void asn1_primitive_clear(ASN1_VALUE **pval, const ASN1_ITEM *it);
ASN1_VALUE *ASN1_item_new(const ASN1_ITEM *it)
-{
+ {
ASN1_VALUE *ret = NULL;
- if(ASN1_item_ex_new(&ret, it) > 0) return ret;
+ if (ASN1_item_ex_new(&ret, it) > 0)
+ return ret;
return NULL;
-}
+ }
/* Allocate an ASN1 structure */
int ASN1_item_ex_new(ASN1_VALUE **pval, const ASN1_ITEM *it)
-{
+ {
return asn1_item_ex_combine_new(pval, it, 0);
-}
+ }
-static int asn1_item_ex_combine_new(ASN1_VALUE **pval, const ASN1_ITEM *it, int combine)
-{
+static int asn1_item_ex_combine_new(ASN1_VALUE **pval, const ASN1_ITEM *it,
+ int combine)
+ {
const ASN1_TEMPLATE *tt = NULL;
const ASN1_COMPAT_FUNCS *cf;
const ASN1_EXTERN_FUNCS *ef;
ASN1_aux_cb *asn1_cb;
ASN1_VALUE **pseqval;
int i;
- if(aux && aux->asn1_cb) asn1_cb = aux->asn1_cb;
- else asn1_cb = 0;
+ if (aux && aux->asn1_cb)
+ asn1_cb = aux->asn1_cb;
+ else
+ asn1_cb = 0;
- if(!combine) *pval = NULL;
+ if (!combine) *pval = NULL;
#ifdef CRYPTO_MDEBUG
- if(it->sname) CRYPTO_push_info(it->sname);
+ if (it->sname)
+ CRYPTO_push_info(it->sname);
#endif
- switch(it->itype) {
+ switch(it->itype)
+ {
case ASN1_ITYPE_EXTERN:
ef = it->funcs;
- if(ef && ef->asn1_ex_new) {
- if(!ef->asn1_ex_new(pval, it))
+ if (ef && ef->asn1_ex_new)
+ {
+ if (!ef->asn1_ex_new(pval, it))
goto memerr;
- }
+ }
break;
case ASN1_ITYPE_COMPAT:
cf = it->funcs;
- if(cf && cf->asn1_new) {
+ if (cf && cf->asn1_new) {
*pval = cf->asn1_new();
- if(!*pval) goto memerr;
+ if (!*pval)
+ goto memerr;
}
break;
case ASN1_ITYPE_PRIMITIVE:
- if(it->templates) {
- if(!ASN1_template_new(pval, it->templates))
+ if (it->templates)
+ {
+ if (!ASN1_template_new(pval, it->templates))
goto memerr;
- } else {
- if(!ASN1_primitive_new(pval, it))
+ }
+ else if (!ASN1_primitive_new(pval, it))
goto memerr;
- }
break;
case ASN1_ITYPE_MSTRING:
- if(!ASN1_primitive_new(pval, it))
+ if (!ASN1_primitive_new(pval, it))
goto memerr;
break;
case ASN1_ITYPE_CHOICE:
- if(asn1_cb) {
- i = asn1_cb(ASN1_OP_NEW_PRE, pval, it);
- if(!i) goto auxerr;
- if(i==2) return 1;
- }
- if(!combine) {
+ if (asn1_cb)
+ {
+ i = asn1_cb(ASN1_OP_NEW_PRE, pval, it, NULL);
+ if (!i)
+ goto auxerr;
+ if (i==2)
+ {
+#ifdef CRYPTO_MDEBUG
+ if (it->sname)
+ CRYPTO_pop_info();
+#endif
+ return 1;
+ }
+ }
+ if (!combine)
+ {
*pval = OPENSSL_malloc(it->size);
- if(!*pval) goto memerr;
+ if (!*pval)
+ goto memerr;
memset(*pval, 0, it->size);
- }
+ }
asn1_set_choice_selector(pval, -1, it);
- if(asn1_cb && !asn1_cb(ASN1_OP_NEW_POST, pval, it))
+ if (asn1_cb && !asn1_cb(ASN1_OP_NEW_POST, pval, it, NULL))
goto auxerr;
break;
+ case ASN1_ITYPE_NDEF_SEQUENCE:
case ASN1_ITYPE_SEQUENCE:
- if(asn1_cb) {
- i = asn1_cb(ASN1_OP_NEW_PRE, pval, it);
- if(!i) goto auxerr;
- if(i==2) return 1;
- }
- if(!combine) {
+ if (asn1_cb)
+ {
+ i = asn1_cb(ASN1_OP_NEW_PRE, pval, it, NULL);
+ if (!i)
+ goto auxerr;
+ if (i==2)
+ {
+#ifdef CRYPTO_MDEBUG
+ if (it->sname)
+ CRYPTO_pop_info();
+#endif
+ return 1;
+ }
+ }
+ if (!combine)
+ {
*pval = OPENSSL_malloc(it->size);
- if(!*pval) goto memerr;
+ if (!*pval)
+ goto memerr;
memset(*pval, 0, it->size);
asn1_do_lock(pval, 0, it);
asn1_enc_init(pval, it);
- }
- for(i = 0, tt = it->templates; i < it->tcount; tt++, i++) {
+ }
+ for (i = 0, tt = it->templates; i < it->tcount; tt++, i++)
+ {
pseqval = asn1_get_field_ptr(pval, tt);
- if(!ASN1_template_new(pseqval, tt)) goto memerr;
- }
- if(asn1_cb && !asn1_cb(ASN1_OP_NEW_POST, pval, it))
+ if (!ASN1_template_new(pseqval, tt))
+ goto memerr;
+ }
+ if (asn1_cb && !asn1_cb(ASN1_OP_NEW_POST, pval, it, NULL))
goto auxerr;
break;
}
#ifdef CRYPTO_MDEBUG
- if(it->sname) CRYPTO_pop_info();
+ if (it->sname) CRYPTO_pop_info();
#endif
return 1;
memerr:
- ASN1err(ASN1_F_ASN1_ITEM_NEW, ERR_R_MALLOC_FAILURE);
+ ASN1err(ASN1_F_ASN1_ITEM_EX_COMBINE_NEW, ERR_R_MALLOC_FAILURE);
#ifdef CRYPTO_MDEBUG
- if(it->sname) CRYPTO_pop_info();
+ if (it->sname) CRYPTO_pop_info();
#endif
return 0;
auxerr:
- ASN1err(ASN1_F_ASN1_ITEM_NEW, ASN1_R_AUX_ERROR);
+ ASN1err(ASN1_F_ASN1_ITEM_EX_COMBINE_NEW, ASN1_R_AUX_ERROR);
ASN1_item_ex_free(pval, it);
#ifdef CRYPTO_MDEBUG
- if(it->sname) CRYPTO_pop_info();
+ if (it->sname) CRYPTO_pop_info();
#endif
return 0;
-}
+ }
static void asn1_item_clear(ASN1_VALUE **pval, const ASN1_ITEM *it)
-{
+ {
const ASN1_EXTERN_FUNCS *ef;
- switch(it->itype) {
+ switch(it->itype)
+ {
case ASN1_ITYPE_EXTERN:
ef = it->funcs;
- if(ef && ef->asn1_ex_clear)
+ if (ef && ef->asn1_ex_clear)
ef->asn1_ex_clear(pval, it);
else *pval = NULL;
break;
case ASN1_ITYPE_PRIMITIVE:
- if(it->templates)
+ if (it->templates)
asn1_template_clear(pval, it->templates);
else
asn1_primitive_clear(pval, it);
case ASN1_ITYPE_COMPAT:
case ASN1_ITYPE_CHOICE:
case ASN1_ITYPE_SEQUENCE:
+ case ASN1_ITYPE_NDEF_SEQUENCE:
*pval = NULL;
break;
+ }
}
-}
int ASN1_template_new(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt)
-{
- const ASN1_ITEM *it = tt->item;
+ {
+ const ASN1_ITEM *it = ASN1_ITEM_ptr(tt->item);
int ret;
- if(tt->flags & ASN1_TFLG_OPTIONAL) {
+ if (tt->flags & ASN1_TFLG_OPTIONAL)
+ {
asn1_template_clear(pval, tt);
return 1;
- }
+ }
/* If ANY DEFINED BY nothing to do */
- if(tt->flags & ASN1_TFLG_ADB_MASK) {
+ if (tt->flags & ASN1_TFLG_ADB_MASK)
+ {
*pval = NULL;
return 1;
- }
+ }
#ifdef CRYPTO_MDEBUG
- if(tt->field_name) CRYPTO_push_info(tt->field_name);
+ if (tt->field_name)
+ CRYPTO_push_info(tt->field_name);
#endif
/* If SET OF or SEQUENCE OF, its a STACK */
- if(tt->flags & ASN1_TFLG_SK_MASK) {
+ if (tt->flags & ASN1_TFLG_SK_MASK)
+ {
STACK_OF(ASN1_VALUE) *skval;
skval = sk_ASN1_VALUE_new_null();
- if(!skval) {
+ if (!skval)
+ {
ASN1err(ASN1_F_ASN1_TEMPLATE_NEW, ERR_R_MALLOC_FAILURE);
ret = 0;
goto done;
- }
+ }
*pval = (ASN1_VALUE *)skval;
ret = 1;
goto done;
- }
+ }
/* Otherwise pass it back to the item routine */
ret = asn1_item_ex_combine_new(pval, it, tt->flags & ASN1_TFLG_COMBINE);
done:
#ifdef CRYPTO_MDEBUG
- if(it->sname) CRYPTO_pop_info();
+ if (it->sname)
+ CRYPTO_pop_info();
#endif
return ret;
-}
+ }
-void asn1_template_clear(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt)
-{
+static void asn1_template_clear(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt)
+ {
/* If ADB or STACK just NULL the field */
- if(tt->flags & (ASN1_TFLG_ADB_MASK|ASN1_TFLG_SK_MASK))
+ if (tt->flags & (ASN1_TFLG_ADB_MASK|ASN1_TFLG_SK_MASK))
*pval = NULL;
else
- asn1_item_clear(pval, tt->item);
-}
+ asn1_item_clear(pval, ASN1_ITEM_ptr(tt->item));
+ }
-/* NB: could probably combine most of the real XXX_new() behaviour and junk all the old
- * functions.
+/* NB: could probably combine most of the real XXX_new() behaviour and junk
+ * all the old functions.
*/
int ASN1_primitive_new(ASN1_VALUE **pval, const ASN1_ITEM *it)
-{
+ {
ASN1_TYPE *typ;
int utype;
- const ASN1_PRIMITIVE_FUNCS *pf;
- pf = it->funcs;
- if(pf && pf->prim_new) return pf->prim_new(pval, it);
- if(!it || (it->itype == ASN1_ITYPE_MSTRING)) utype = -1;
- else utype = it->utype;
- switch(utype) {
+
+ if (it && it->funcs)
+ {
+ const ASN1_PRIMITIVE_FUNCS *pf = it->funcs;
+ if (pf->prim_new)
+ return pf->prim_new(pval, it);
+ }
+
+ if (!it || (it->itype == ASN1_ITYPE_MSTRING))
+ utype = -1;
+ else
+ utype = it->utype;
+ switch(utype)
+ {
case V_ASN1_OBJECT:
*pval = (ASN1_VALUE *)OBJ_nid2obj(NID_undef);
return 1;
case V_ASN1_BOOLEAN:
- *(ASN1_BOOLEAN *)pval = it->size;
+ if (it)
+ *(ASN1_BOOLEAN *)pval = it->size;
+ else
+ *(ASN1_BOOLEAN *)pval = -1;
return 1;
case V_ASN1_NULL:
case V_ASN1_ANY:
typ = OPENSSL_malloc(sizeof(ASN1_TYPE));
- if(!typ) return 0;
+ if (!typ)
+ return 0;
typ->value.ptr = NULL;
typ->type = -1;
*pval = (ASN1_VALUE *)typ;
default:
*pval = (ASN1_VALUE *)ASN1_STRING_type_new(utype);
break;
- }
- if(*pval) return 1;
+ }
+ if (*pval)
+ return 1;
return 0;
-}
+ }
void asn1_primitive_clear(ASN1_VALUE **pval, const ASN1_ITEM *it)
-{
+ {
int utype;
- const ASN1_PRIMITIVE_FUNCS *pf;
- pf = it->funcs;
- if(pf) {
- if(pf->prim_clear)
+ if (it && it->funcs)
+ {
+ const ASN1_PRIMITIVE_FUNCS *pf = it->funcs;
+ if (pf->prim_clear)
pf->prim_clear(pval, it);
else
*pval = NULL;
return;
- }
- if(!it || (it->itype == ASN1_ITYPE_MSTRING)) utype = -1;
- else utype = it->utype;
- if(utype == V_ASN1_BOOLEAN)
+ }
+ if (!it || (it->itype == ASN1_ITYPE_MSTRING))
+ utype = -1;
+ else
+ utype = it->utype;
+ if (utype == V_ASN1_BOOLEAN)
*(ASN1_BOOLEAN *)pval = it->size;
else *pval = NULL;
-}
+ }