/*
- * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
#include <stdio.h>
#include "internal/cryptlib.h"
-#include <openssl/asn1.h>
+#include <openssl/asn1t.h>
#ifndef NO_OLD_ASN1
return NULL;
i = i2d(x, NULL);
+ if (i <= 0)
+ return NULL;
+
b = OPENSSL_malloc(i + 10);
- if (b == NULL) {
- ASN1err(ASN1_F_ASN1_DUP, ERR_R_MALLOC_FAILURE);
+ if (b == NULL)
return NULL;
- }
p = b;
i = i2d(x, &p);
p2 = b;
void *ASN1_item_dup(const ASN1_ITEM *it, const void *x)
{
+ ASN1_aux_cb *asn1_cb = NULL;
unsigned char *b = NULL;
const unsigned char *p;
long i;
- void *ret;
+ ASN1_VALUE *ret;
+ OSSL_LIB_CTX *libctx = NULL;
+ const char *propq = NULL;
if (x == NULL)
return NULL;
+ if (it->itype == ASN1_ITYPE_SEQUENCE || it->itype == ASN1_ITYPE_CHOICE
+ || it->itype == ASN1_ITYPE_NDEF_SEQUENCE) {
+ const ASN1_AUX *aux = it->funcs;
+
+ asn1_cb = aux != NULL ? aux->asn1_cb : NULL;
+ }
+
+ if (asn1_cb != NULL) {
+ if (!asn1_cb(ASN1_OP_DUP_PRE, (ASN1_VALUE **)&x, it, NULL)
+ || !asn1_cb(ASN1_OP_GET0_LIBCTX, (ASN1_VALUE **)&x, it, &libctx)
+ || !asn1_cb(ASN1_OP_GET0_PROPQ, (ASN1_VALUE **)&x, it, &propq))
+ goto auxerr;
+ }
+
i = ASN1_item_i2d(x, &b, it);
if (b == NULL) {
- ASN1err(ASN1_F_ASN1_ITEM_DUP, ERR_R_MALLOC_FAILURE);
+ ERR_raise(ERR_LIB_ASN1, ERR_R_ASN1_LIB);
return NULL;
}
p = b;
- ret = ASN1_item_d2i(NULL, &p, i, it);
+ ret = ASN1_item_d2i_ex(NULL, &p, i, it, libctx, propq);
OPENSSL_free(b);
+
+ if (asn1_cb != NULL
+ && !asn1_cb(ASN1_OP_DUP_POST, &ret, it, (void *)x))
+ goto auxerr;
+
return ret;
+
+ auxerr:
+ ERR_raise_data(ERR_LIB_ASN1, ASN1_R_AUX_ERROR, "Type=%s", it->sname);
+ return NULL;
}