/* crypto/asn1/a_dup.c */
-/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com)
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
#include <stdio.h>
#include "cryptlib.h"
-#include "asn1_mac.h"
+#include <openssl/asn1.h>
+
+#ifndef NO_OLD_ASN1
-#define READ_CHUNK 2048
+void *ASN1_dup(i2d_of_void *i2d, d2i_of_void *d2i, void *x)
+{
+ unsigned char *b, *p;
+ const unsigned char *p2;
+ int i;
+ char *ret;
+
+ if (x == NULL)
+ return (NULL);
+
+ i = i2d(x, NULL);
+ b = OPENSSL_malloc(i + 10);
+ if (b == NULL) {
+ ASN1err(ASN1_F_ASN1_DUP, ERR_R_MALLOC_FAILURE);
+ return (NULL);
+ }
+ p = b;
+ i = i2d(x, &p);
+ p2 = b;
+ ret = d2i(NULL, &p2, i);
+ OPENSSL_free(b);
+ return (ret);
+}
+
+#endif
+
+/*
+ * ASN1_ITEM version of dup: this follows the model above except we don't
+ * need to allocate the buffer. At some point this could be rewritten to
+ * directly dup the underlying structure instead of doing and encode and
+ * decode.
+ */
-char *ASN1_dup(i2d,d2i,x)
-int (*i2d)();
-char *(*d2i)();
-char *x;
- {
- unsigned char *b,*p;
- long i;
- char *ret;
+void *ASN1_item_dup(const ASN1_ITEM *it, void *x)
+{
+ unsigned char *b = NULL;
+ const unsigned char *p;
+ long i;
+ void *ret;
- if (x == NULL) return(NULL);
+ if (x == NULL)
+ return (NULL);
- i=(long)i2d(x,NULL);
- b=(unsigned char *)Malloc((unsigned int)i+10);
- if (b == NULL)
- { ASN1err(ASN1_F_ASN1_DUP,ERR_R_MALLOC_FAILURE); return(NULL); }
- p= b;
- i=i2d(x,&p);
- p= b;
- ret=d2i(NULL,&p,i);
- Free((char *)b);
- return(ret);
- }
+ i = ASN1_item_i2d(x, &b, it);
+ if (b == NULL) {
+ ASN1err(ASN1_F_ASN1_ITEM_DUP, ERR_R_MALLOC_FAILURE);
+ return (NULL);
+ }
+ p = b;
+ ret = ASN1_item_d2i(NULL, &p, i, it);
+ OPENSSL_free(b);
+ return (ret);
+}