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-rw-r--r--crypto/asn1/tasn_new.c566
1 files changed, 277 insertions, 289 deletions
diff --git a/crypto/asn1/tasn_new.c b/crypto/asn1/tasn_new.c
index 0d9e78cc7cd0..7d2964f02307 100644
--- a/crypto/asn1/tasn_new.c
+++ b/crypto/asn1/tasn_new.c
@@ -1,6 +1,7 @@
/* tasn_new.c */
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project 2000.
+/*
+ * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
+ * 2000.
*/
/* ====================================================================
* Copyright (c) 2000-2004 The OpenSSL Project. All rights reserved.
@@ -10,7 +11,7 @@
* are met:
*
* 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
+ * notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
@@ -56,7 +57,6 @@
*
*/
-
#include <stddef.h>
#include <openssl/asn1.h>
#include <openssl/objects.h>
@@ -65,332 +65,320 @@
#include <string.h>
static int asn1_item_ex_combine_new(ASN1_VALUE **pval, const ASN1_ITEM *it,
- int combine);
+ 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);
static 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;
- return NULL;
- }
+{
+ ASN1_VALUE *ret = NULL;
+ 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);
- }
+{
+ 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)
- {
- const ASN1_TEMPLATE *tt = NULL;
- const ASN1_COMPAT_FUNCS *cf;
- const ASN1_EXTERN_FUNCS *ef;
- const ASN1_AUX *aux = it->funcs;
- 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 (!combine) *pval = NULL;
+ int combine)
+{
+ const ASN1_TEMPLATE *tt = NULL;
+ const ASN1_COMPAT_FUNCS *cf;
+ const ASN1_EXTERN_FUNCS *ef;
+ const ASN1_AUX *aux = it->funcs;
+ 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 (!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)
- {
-
- case ASN1_ITYPE_EXTERN:
- ef = it->funcs;
- 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) {
- *pval = cf->asn1_new();
- if (!*pval)
- goto memerr;
- }
- break;
-
- case ASN1_ITYPE_PRIMITIVE:
- if (it->templates)
- {
- if (!ASN1_template_new(pval, it->templates))
- goto memerr;
- }
- else if (!ASN1_primitive_new(pval, it))
- goto memerr;
- break;
-
- case ASN1_ITYPE_MSTRING:
- 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, NULL);
- if (!i)
- goto auxerr;
- if (i==2)
- {
+ switch (it->itype) {
+
+ case ASN1_ITYPE_EXTERN:
+ ef = it->funcs;
+ 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) {
+ *pval = cf->asn1_new();
+ if (!*pval)
+ goto memerr;
+ }
+ break;
+
+ case ASN1_ITYPE_PRIMITIVE:
+ if (it->templates) {
+ if (!ASN1_template_new(pval, it->templates))
+ goto memerr;
+ } else if (!ASN1_primitive_new(pval, it))
+ goto memerr;
+ break;
+
+ case ASN1_ITYPE_MSTRING:
+ 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, NULL);
+ if (!i)
+ goto auxerr;
+ if (i == 2) {
#ifdef CRYPTO_MDEBUG
- if (it->sname)
- CRYPTO_pop_info();
+ if (it->sname)
+ CRYPTO_pop_info();
#endif
- return 1;
- }
- }
- if (!combine)
- {
- *pval = OPENSSL_malloc(it->size);
- 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, 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, NULL);
- if (!i)
- goto auxerr;
- if (i==2)
- {
+ return 1;
+ }
+ }
+ if (!combine) {
+ *pval = OPENSSL_malloc(it->size);
+ 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, 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, NULL);
+ if (!i)
+ goto auxerr;
+ if (i == 2) {
#ifdef CRYPTO_MDEBUG
- if (it->sname)
- CRYPTO_pop_info();
+ if (it->sname)
+ CRYPTO_pop_info();
#endif
- return 1;
- }
- }
- if (!combine)
- {
- *pval = OPENSSL_malloc(it->size);
- 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++)
- {
- 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, NULL))
- goto auxerr;
- break;
- }
+ return 1;
+ }
+ }
+ if (!combine) {
+ *pval = OPENSSL_malloc(it->size);
+ 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++) {
+ 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, NULL))
+ goto auxerr;
+ break;
+ }
#ifdef CRYPTO_MDEBUG
- if (it->sname) CRYPTO_pop_info();
+ if (it->sname)
+ CRYPTO_pop_info();
#endif
- return 1;
+ return 1;
- memerr:
- ASN1err(ASN1_F_ASN1_ITEM_EX_COMBINE_NEW, ERR_R_MALLOC_FAILURE);
+ memerr:
+ 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;
+ return 0;
- auxerr:
- ASN1err(ASN1_F_ASN1_ITEM_EX_COMBINE_NEW, ASN1_R_AUX_ERROR);
- ASN1_item_ex_free(pval, it);
+ auxerr:
+ 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;
+ return 0;
- }
+}
static void asn1_item_clear(ASN1_VALUE **pval, const ASN1_ITEM *it)
- {
- const ASN1_EXTERN_FUNCS *ef;
-
- switch(it->itype)
- {
-
- case ASN1_ITYPE_EXTERN:
- ef = it->funcs;
- if (ef && ef->asn1_ex_clear)
- ef->asn1_ex_clear(pval, it);
- else *pval = NULL;
- break;
-
-
- case ASN1_ITYPE_PRIMITIVE:
- if (it->templates)
- asn1_template_clear(pval, it->templates);
- else
- asn1_primitive_clear(pval, it);
- break;
-
- case ASN1_ITYPE_MSTRING:
- asn1_primitive_clear(pval, it);
- break;
-
- case ASN1_ITYPE_COMPAT:
- case ASN1_ITYPE_CHOICE:
- case ASN1_ITYPE_SEQUENCE:
- case ASN1_ITYPE_NDEF_SEQUENCE:
- *pval = NULL;
- break;
- }
- }
-
+{
+ const ASN1_EXTERN_FUNCS *ef;
+
+ switch (it->itype) {
+
+ case ASN1_ITYPE_EXTERN:
+ ef = it->funcs;
+ if (ef && ef->asn1_ex_clear)
+ ef->asn1_ex_clear(pval, it);
+ else
+ *pval = NULL;
+ break;
+
+ case ASN1_ITYPE_PRIMITIVE:
+ if (it->templates)
+ asn1_template_clear(pval, it->templates);
+ else
+ asn1_primitive_clear(pval, it);
+ break;
+
+ case ASN1_ITYPE_MSTRING:
+ asn1_primitive_clear(pval, it);
+ break;
+
+ 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 = ASN1_ITEM_ptr(tt->item);
- int ret;
- 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)
- {
- *pval = NULL;
- return 1;
- }
+{
+ const ASN1_ITEM *it = ASN1_ITEM_ptr(tt->item);
+ int ret;
+ 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) {
+ *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)
- {
- STACK_OF(ASN1_VALUE) *skval;
- skval = sk_ASN1_VALUE_new_null();
- 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:
+ /* If SET OF or SEQUENCE OF, its a STACK */
+ if (tt->flags & ASN1_TFLG_SK_MASK) {
+ STACK_OF(ASN1_VALUE) *skval;
+ skval = sk_ASN1_VALUE_new_null();
+ 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;
- }
+ return ret;
+}
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))
- *pval = NULL;
- else
- asn1_item_clear(pval, ASN1_ITEM_ptr(tt->item));
- }
-
-
-/* NB: could probably combine most of the real XXX_new() behaviour and junk
+{
+ /* If ADB or STACK just NULL the field */
+ if (tt->flags & (ASN1_TFLG_ADB_MASK | ASN1_TFLG_SK_MASK))
+ *pval = NULL;
+ else
+ 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.
*/
int ASN1_primitive_new(ASN1_VALUE **pval, const ASN1_ITEM *it)
- {
- ASN1_TYPE *typ;
- ASN1_STRING *str;
- int 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;
- return 1;
-
- case V_ASN1_NULL:
- *pval = (ASN1_VALUE *)1;
- return 1;
-
- case V_ASN1_ANY:
- typ = OPENSSL_malloc(sizeof(ASN1_TYPE));
- if (!typ)
- return 0;
- typ->value.ptr = NULL;
- typ->type = -1;
- *pval = (ASN1_VALUE *)typ;
- break;
-
- default:
- str = ASN1_STRING_type_new(utype);
- if (it->itype == ASN1_ITYPE_MSTRING && str)
- str->flags |= ASN1_STRING_FLAG_MSTRING;
- *pval = (ASN1_VALUE *)str;
- break;
- }
- if (*pval)
- return 1;
- return 0;
- }
+{
+ ASN1_TYPE *typ;
+ ASN1_STRING *str;
+ int utype;
+
+ if (!it)
+ return 0;
+
+ if (it->funcs) {
+ const ASN1_PRIMITIVE_FUNCS *pf = it->funcs;
+ if (pf->prim_new)
+ return pf->prim_new(pval, it);
+ }
+
+ if (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;
+ return 1;
+
+ case V_ASN1_NULL:
+ *pval = (ASN1_VALUE *)1;
+ return 1;
+
+ case V_ASN1_ANY:
+ typ = OPENSSL_malloc(sizeof(ASN1_TYPE));
+ if (!typ)
+ return 0;
+ typ->value.ptr = NULL;
+ typ->type = -1;
+ *pval = (ASN1_VALUE *)typ;
+ break;
+
+ default:
+ str = ASN1_STRING_type_new(utype);
+ if (it->itype == ASN1_ITYPE_MSTRING && str)
+ str->flags |= ASN1_STRING_FLAG_MSTRING;
+ *pval = (ASN1_VALUE *)str;
+ break;
+ }
+ if (*pval)
+ return 1;
+ return 0;
+}
static void asn1_primitive_clear(ASN1_VALUE **pval, const ASN1_ITEM *it)
- {
- int utype;
- 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)
- *(ASN1_BOOLEAN *)pval = it->size;
- else *pval = NULL;
- }
+{
+ int utype;
+ 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)
+ *(ASN1_BOOLEAN *)pval = it->size;
+ else
+ *pval = NULL;
+}