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d02b48c6 | 1 | /* crypto/asn1/a_i2d_fp.c */ |
58964a49 | 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
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. | |
0f113f3e | 8 | * |
d02b48c6 RE |
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). | |
0f113f3e | 15 | * |
d02b48c6 RE |
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. | |
0f113f3e | 22 | * |
d02b48c6 RE |
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 :-). | |
0f113f3e | 37 | * 4. If you include any Windows specific code (or a derivative thereof) from |
d02b48c6 RE |
38 | * the apps directory (application code) you must include an acknowledgement: |
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
0f113f3e | 40 | * |
d02b48c6 RE |
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. | |
0f113f3e | 52 | * |
d02b48c6 RE |
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> | |
b39fc560 | 60 | #include "internal/cryptlib.h" |
ec577822 | 61 | #include <openssl/buffer.h> |
9d6b1ce6 | 62 | #include <openssl/asn1.h> |
d02b48c6 | 63 | |
4e1209eb DSH |
64 | #ifndef NO_OLD_ASN1 |
65 | ||
0f113f3e | 66 | # ifndef OPENSSL_NO_STDIO |
45d10efc | 67 | int ASN1_i2d_fp(i2d_of_void *i2d, FILE *out, void *x) |
0f113f3e MC |
68 | { |
69 | BIO *b; | |
70 | int ret; | |
d02b48c6 | 71 | |
0f113f3e MC |
72 | if ((b = BIO_new(BIO_s_file())) == NULL) { |
73 | ASN1err(ASN1_F_ASN1_I2D_FP, ERR_R_BUF_LIB); | |
74 | return (0); | |
75 | } | |
76 | BIO_set_fp(b, out, BIO_NOCLOSE); | |
77 | ret = ASN1_i2d_bio(i2d, b, x); | |
78 | BIO_free(b); | |
79 | return (ret); | |
80 | } | |
81 | # endif | |
d02b48c6 | 82 | |
45d10efc | 83 | int ASN1_i2d_bio(i2d_of_void *i2d, BIO *out, unsigned char *x) |
0f113f3e MC |
84 | { |
85 | char *b; | |
86 | unsigned char *p; | |
87 | int i, j = 0, n, ret = 1; | |
88 | ||
89 | n = i2d(x, NULL); | |
b196e7d9 | 90 | b = OPENSSL_malloc(n); |
0f113f3e MC |
91 | if (b == NULL) { |
92 | ASN1err(ASN1_F_ASN1_I2D_BIO, ERR_R_MALLOC_FAILURE); | |
93 | return (0); | |
94 | } | |
d02b48c6 | 95 | |
0f113f3e MC |
96 | p = (unsigned char *)b; |
97 | i2d(x, &p); | |
d02b48c6 | 98 | |
0f113f3e MC |
99 | for (;;) { |
100 | i = BIO_write(out, &(b[j]), n); | |
101 | if (i == n) | |
102 | break; | |
103 | if (i <= 0) { | |
104 | ret = 0; | |
105 | break; | |
106 | } | |
107 | j += i; | |
108 | n -= i; | |
109 | } | |
110 | OPENSSL_free(b); | |
111 | return (ret); | |
112 | } | |
4e1209eb DSH |
113 | |
114 | #endif | |
115 | ||
4b618848 | 116 | #ifndef OPENSSL_NO_STDIO |
4e1209eb | 117 | int ASN1_item_i2d_fp(const ASN1_ITEM *it, FILE *out, void *x) |
0f113f3e MC |
118 | { |
119 | BIO *b; | |
120 | int ret; | |
4e1209eb | 121 | |
0f113f3e MC |
122 | if ((b = BIO_new(BIO_s_file())) == NULL) { |
123 | ASN1err(ASN1_F_ASN1_ITEM_I2D_FP, ERR_R_BUF_LIB); | |
124 | return (0); | |
125 | } | |
126 | BIO_set_fp(b, out, BIO_NOCLOSE); | |
127 | ret = ASN1_item_i2d_bio(it, b, x); | |
128 | BIO_free(b); | |
129 | return (ret); | |
130 | } | |
4e1209eb DSH |
131 | #endif |
132 | ||
133 | int ASN1_item_i2d_bio(const ASN1_ITEM *it, BIO *out, void *x) | |
0f113f3e MC |
134 | { |
135 | unsigned char *b = NULL; | |
136 | int i, j = 0, n, ret = 1; | |
4e1209eb | 137 | |
0f113f3e MC |
138 | n = ASN1_item_i2d(x, &b, it); |
139 | if (b == NULL) { | |
140 | ASN1err(ASN1_F_ASN1_ITEM_I2D_BIO, ERR_R_MALLOC_FAILURE); | |
141 | return (0); | |
142 | } | |
4e1209eb | 143 | |
0f113f3e MC |
144 | for (;;) { |
145 | i = BIO_write(out, &(b[j]), n); | |
146 | if (i == n) | |
147 | break; | |
148 | if (i <= 0) { | |
149 | ret = 0; | |
150 | break; | |
151 | } | |
152 | j += i; | |
153 | n -= i; | |
154 | } | |
155 | OPENSSL_free(b); | |
156 | return (ret); | |
157 | } |