#include "cryptlib.h"
#include <openssl/asn1.h>
-#define READ_CHUNK 2048
+#ifndef NO_OLD_ASN1
char *ASN1_dup(int (*i2d)(), char *(*d2i)(), char *x)
{
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.
+ */
+
+void *ASN1_item_dup(const ASN1_ITEM *it, void *x)
+ {
+ unsigned char *b = NULL, *p;
+ long i;
+ void *ret;
+
+ if (x == NULL) return(NULL);
+
+ i=ASN1_item_i2d(x,&b,it);
+ if (b == NULL)
+ { ASN1err(ASN1_F_ASN1_DUP,ERR_R_MALLOC_FAILURE); return(NULL); }
+ p= b;
+ ret=ASN1_item_d2i(NULL,&p,i, it);
+ OPENSSL_free(b);
+ return(ret);
+ }
/* Used to implement other functions */
char *ASN1_dup(int (*i2d)(),char *(*d2i)(),char *x);
+void *ASN1_item_dup(const ASN1_ITEM *it, void *x);
+
#ifndef NO_FP_API
char *ASN1_d2i_fp(char *(*xnew)(),char *(*d2i)(),FILE *fp,unsigned char **x);
int ASN1_i2d_fp(int (*i2d)(),FILE *out,unsigned char *x);