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git.ipfire.org Git - thirdparty/openssl.git/blob - crypto/asn1/a_dup.c
4d221687143e55a2fe7fcf5b0777b9ee40156f85
2 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
11 #include "internal/cryptlib.h"
12 #include <openssl/asn1.h>
16 void *ASN1_dup(i2d_of_void
*i2d
, d2i_of_void
*d2i
, void *x
)
19 const unsigned char *p2
;
27 b
= OPENSSL_malloc(i
+ 10);
29 ASN1err(ASN1_F_ASN1_DUP
, ERR_R_MALLOC_FAILURE
);
35 ret
= d2i(NULL
, &p2
, i
);
43 * ASN1_ITEM version of dup: this follows the model above except we don't
44 * need to allocate the buffer. At some point this could be rewritten to
45 * directly dup the underlying structure instead of doing and encode and
49 void *ASN1_item_dup(const ASN1_ITEM
*it
, void *x
)
51 unsigned char *b
= NULL
;
52 const unsigned char *p
;
59 i
= ASN1_item_i2d(x
, &b
, it
);
61 ASN1err(ASN1_F_ASN1_ITEM_DUP
, ERR_R_MALLOC_FAILURE
);
65 ret
= ASN1_item_d2i(NULL
, &p
, i
, it
);