X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=crypto%2Fasn1%2Fa_i2d_fp.c;h=980c65a25d2daa9638328a78c2653efda20e0fc9;hb=f245be91a7bb4ccfdff630f92390e7ae72c6ca98;hp=353c2c56059a1f5ac6cf43b844e73f216c47f3c9;hpb=b39fc560612984e65ec30d7f37487303bf514fb3;p=oweals%2Fopenssl.git

diff --git a/crypto/asn1/a_i2d_fp.c b/crypto/asn1/a_i2d_fp.c
index 353c2c5605..980c65a25d 100644
--- a/crypto/asn1/a_i2d_fp.c
+++ b/crypto/asn1/a_i2d_fp.c
@@ -1,59 +1,10 @@
-/* crypto/asn1/a_i2d_fp.c */
-/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
+/*
+ * Copyright 1995-2016 The OpenSSL Project Authors. 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.]
+ * Licensed under the OpenSSL license (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
  */
 
 #include <stdio.h>
@@ -71,12 +22,12 @@ int ASN1_i2d_fp(i2d_of_void *i2d, FILE *out, void *x)
 
     if ((b = BIO_new(BIO_s_file())) == NULL) {
         ASN1err(ASN1_F_ASN1_I2D_FP, ERR_R_BUF_LIB);
-        return (0);
+        return 0;
     }
     BIO_set_fp(b, out, BIO_NOCLOSE);
     ret = ASN1_i2d_bio(i2d, b, x);
     BIO_free(b);
-    return (ret);
+    return ret;
 }
 # endif
 
@@ -87,10 +38,13 @@ int ASN1_i2d_bio(i2d_of_void *i2d, BIO *out, unsigned char *x)
     int i, j = 0, n, ret = 1;
 
     n = i2d(x, NULL);
+    if (n <= 0)
+        return 0;
+
     b = OPENSSL_malloc(n);
     if (b == NULL) {
         ASN1err(ASN1_F_ASN1_I2D_BIO, ERR_R_MALLOC_FAILURE);
-        return (0);
+        return 0;
     }
 
     p = (unsigned char *)b;
@@ -108,7 +62,7 @@ int ASN1_i2d_bio(i2d_of_void *i2d, BIO *out, unsigned char *x)
         n -= i;
     }
     OPENSSL_free(b);
-    return (ret);
+    return ret;
 }
 
 #endif
@@ -121,12 +75,12 @@ int ASN1_item_i2d_fp(const ASN1_ITEM *it, FILE *out, void *x)
 
     if ((b = BIO_new(BIO_s_file())) == NULL) {
         ASN1err(ASN1_F_ASN1_ITEM_I2D_FP, ERR_R_BUF_LIB);
-        return (0);
+        return 0;
     }
     BIO_set_fp(b, out, BIO_NOCLOSE);
     ret = ASN1_item_i2d_bio(it, b, x);
     BIO_free(b);
-    return (ret);
+    return ret;
 }
 #endif
 
@@ -138,7 +92,7 @@ int ASN1_item_i2d_bio(const ASN1_ITEM *it, BIO *out, void *x)
     n = ASN1_item_i2d(x, &b, it);
     if (b == NULL) {
         ASN1err(ASN1_F_ASN1_ITEM_I2D_BIO, ERR_R_MALLOC_FAILURE);
-        return (0);
+        return 0;
     }
 
     for (;;) {
@@ -153,5 +107,5 @@ int ASN1_item_i2d_bio(const ASN1_ITEM *it, BIO *out, void *x)
         n -= i;
     }
     OPENSSL_free(b);
-    return (ret);
+    return ret;
 }