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diff --git a/src/lib/libcrypto/asn1/a_i2d_fp.c b/src/lib/libcrypto/asn1/a_i2d_fp.c
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1/* $OpenBSD: a_i2d_fp.c,v 1.14 2014/07/11 08:44:47 jsing Exp $ */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60
61#include <openssl/asn1.h>
62#include <openssl/buffer.h>
63#include <openssl/err.h>
64
65#ifndef NO_OLD_ASN1
66
67int
68ASN1_i2d_fp(i2d_of_void *i2d, FILE *out, void *x)
69{
70 BIO *b;
71 int ret;
72
73 if ((b = BIO_new(BIO_s_file())) == NULL) {
74 ASN1err(ASN1_F_ASN1_I2D_FP, ERR_R_BUF_LIB);
75 return (0);
76 }
77 BIO_set_fp(b, out, BIO_NOCLOSE);
78 ret = ASN1_i2d_bio(i2d, b, x);
79 BIO_free(b);
80 return (ret);
81}
82
83int
84ASN1_i2d_bio(i2d_of_void *i2d, BIO *out, unsigned char *x)
85{
86 char *b;
87 unsigned char *p;
88 int i, j = 0, n, ret = 1;
89
90 n = i2d(x, NULL);
91 b = malloc(n);
92 if (b == NULL) {
93 ASN1err(ASN1_F_ASN1_I2D_BIO, ERR_R_MALLOC_FAILURE);
94 return (0);
95 }
96
97 p = (unsigned char *)b;
98 i2d(x, &p);
99
100 for (;;) {
101 i = BIO_write(out, &(b[j]), n);
102 if (i == n)
103 break;
104 if (i <= 0) {
105 ret = 0;
106 break;
107 }
108 j += i;
109 n -= i;
110 }
111 free(b);
112 return (ret);
113}
114
115#endif
116
117int
118ASN1_item_i2d_fp(const ASN1_ITEM *it, FILE *out, void *x)
119{
120 BIO *b;
121 int ret;
122
123 if ((b = BIO_new(BIO_s_file())) == NULL) {
124 ASN1err(ASN1_F_ASN1_ITEM_I2D_FP, ERR_R_BUF_LIB);
125 return (0);
126 }
127 BIO_set_fp(b, out, BIO_NOCLOSE);
128 ret = ASN1_item_i2d_bio(it, b, x);
129 BIO_free(b);
130 return (ret);
131}
132
133int
134ASN1_item_i2d_bio(const ASN1_ITEM *it, BIO *out, void *x)
135{
136 unsigned char *b = NULL;
137 int i, j = 0, n, ret = 1;
138
139 n = ASN1_item_i2d(x, &b, it);
140 if (b == NULL) {
141 ASN1err(ASN1_F_ASN1_ITEM_I2D_BIO, ERR_R_MALLOC_FAILURE);
142 return (0);
143 }
144
145 for (;;) {
146 i = BIO_write(out, &(b[j]), n);
147 if (i == n)
148 break;
149 if (i <= 0) {
150 ret = 0;
151 break;
152 }
153 j += i;
154 n -= i;
155 }
156 free(b);
157 return (ret);
158}