--- /dev/null
+/* 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:
+ * 1. Redistributions of source code must retain the copyright
+ * 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 the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * "This product includes cryptographic software written by
+ * 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
+ * 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
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * 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
+ * [including the GNU Public Licence.] */
+
+#include <openssl/asn1.h>
+
+#include <openssl/err.h>
+#include <openssl/mem.h>
+
+int ASN1_i2d_fp(i2d_of_void *i2d, FILE *out, void *x)
+{
+ BIO *b;
+ int ret;
+
+ if ((b = BIO_new(BIO_s_file())) == NULL) {
+ OPENSSL_PUT_ERROR(ASN1, ERR_R_BUF_LIB);
+ return (0);
+ }
+ BIO_set_fp(b, out, BIO_NOCLOSE);
+ ret = ASN1_i2d_bio(i2d, b, x);
+ BIO_free(b);
+ return (ret);
+}
+
+int ASN1_i2d_bio(i2d_of_void *i2d, BIO *out, void *x)
+{
+ char *b;
+ unsigned char *p;
+ int i, j = 0, n, ret = 1;
+
+ n = i2d(x, NULL);
+ if (n <= 0)
+ return 0;
+
+ b = (char *)OPENSSL_malloc(n);
+ if (b == NULL) {
+ OPENSSL_PUT_ERROR(ASN1, ERR_R_MALLOC_FAILURE);
+ return (0);
+ }
+
+ p = (unsigned char *)b;
+ i2d(x, &p);
+
+ for (;;) {
+ i = BIO_write(out, &(b[j]), n);
+ if (i == n)
+ break;
+ if (i <= 0) {
+ ret = 0;
+ break;
+ }
+ j += i;
+ n -= i;
+ }
+ OPENSSL_free(b);
+ return (ret);
+}
+
+int ASN1_item_i2d_fp(const ASN1_ITEM *it, FILE *out, void *x)
+{
+ BIO *b;
+ int ret;
+
+ if ((b = BIO_new(BIO_s_file())) == NULL) {
+ OPENSSL_PUT_ERROR(ASN1, ERR_R_BUF_LIB);
+ return (0);
+ }
+ BIO_set_fp(b, out, BIO_NOCLOSE);
+ ret = ASN1_item_i2d_bio(it, b, x);
+ BIO_free(b);
+ return (ret);
+}
+
+int ASN1_item_i2d_bio(const ASN1_ITEM *it, BIO *out, void *x)
+{
+ unsigned char *b = NULL;
+ int i, j = 0, n, ret = 1;
+
+ n = ASN1_item_i2d(x, &b, it);
+ if (b == NULL) {
+ OPENSSL_PUT_ERROR(ASN1, ERR_R_MALLOC_FAILURE);
+ return (0);
+ }
+
+ for (;;) {
+ i = BIO_write(out, &(b[j]), n);
+ if (i == n)
+ break;
+ if (i <= 0) {
+ ret = 0;
+ break;
+ }
+ j += i;
+ n -= i;
+ }
+ OPENSSL_free(b);
+ return (ret);
+}