Branch data Line data Source code
1 : : /* crypto/asn1/a_i2d_fp.c */
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 : : #include "cryptlib.h"
61 : : #include <openssl/buffer.h>
62 : : #include <openssl/asn1.h>
63 : :
64 : : #ifndef NO_OLD_ASN1
65 : :
66 : : #ifndef OPENSSL_NO_FP_API
67 : 0 : int ASN1_i2d_fp(i2d_of_void *i2d, FILE *out, void *x)
68 : : {
69 : : BIO *b;
70 : : int ret;
71 : :
72 [ # # ]: 0 : if ((b=BIO_new(BIO_s_file())) == NULL)
73 : : {
74 : 0 : ASN1err(ASN1_F_ASN1_I2D_FP,ERR_R_BUF_LIB);
75 : 0 : return(0);
76 : : }
77 : 0 : BIO_set_fp(b,out,BIO_NOCLOSE);
78 : 0 : ret=ASN1_i2d_bio(i2d,b,x);
79 : 0 : BIO_free(b);
80 : 0 : return(ret);
81 : : }
82 : : #endif
83 : :
84 : 12 : int ASN1_i2d_bio(i2d_of_void *i2d, BIO *out, unsigned char *x)
85 : : {
86 : : char *b;
87 : : unsigned char *p;
88 : 12 : int i,j=0,n,ret=1;
89 : :
90 : 12 : n=i2d(x,NULL);
91 : 12 : b=(char *)OPENSSL_malloc(n);
92 [ - + ]: 12 : if (b == NULL)
93 : : {
94 : 0 : ASN1err(ASN1_F_ASN1_I2D_BIO,ERR_R_MALLOC_FAILURE);
95 : 0 : return(0);
96 : : }
97 : :
98 : 12 : p=(unsigned char *)b;
99 : 12 : i2d(x,&p);
100 : :
101 : : for (;;)
102 : : {
103 : 12 : i=BIO_write(out,&(b[j]),n);
104 [ - + ]: 12 : if (i == n) break;
105 [ # # ]: 0 : if (i <= 0)
106 : : {
107 : : ret=0;
108 : : break;
109 : : }
110 : 0 : j+=i;
111 : 0 : n-=i;
112 : 0 : }
113 : 12 : OPENSSL_free(b);
114 : 12 : return(ret);
115 : : }
116 : :
117 : : #endif
118 : :
119 : : #ifndef OPENSSL_NO_FP_API
120 : 0 : int ASN1_item_i2d_fp(const ASN1_ITEM *it, FILE *out, void *x)
121 : : {
122 : : BIO *b;
123 : : int ret;
124 : :
125 [ # # ]: 0 : if ((b=BIO_new(BIO_s_file())) == NULL)
126 : : {
127 : 0 : ASN1err(ASN1_F_ASN1_ITEM_I2D_FP,ERR_R_BUF_LIB);
128 : 0 : return(0);
129 : : }
130 : 0 : BIO_set_fp(b,out,BIO_NOCLOSE);
131 : 0 : ret=ASN1_item_i2d_bio(it,b,x);
132 : 0 : BIO_free(b);
133 : 0 : return(ret);
134 : : }
135 : : #endif
136 : :
137 : 67 : int ASN1_item_i2d_bio(const ASN1_ITEM *it, BIO *out, void *x)
138 : : {
139 : 67 : unsigned char *b = NULL;
140 : 67 : int i,j=0,n,ret=1;
141 : :
142 : 67 : n = ASN1_item_i2d(x, &b, it);
143 [ + - ]: 67 : if (b == NULL)
144 : : {
145 : 0 : ASN1err(ASN1_F_ASN1_ITEM_I2D_BIO,ERR_R_MALLOC_FAILURE);
146 : 0 : return(0);
147 : : }
148 : :
149 : : for (;;)
150 : : {
151 : 67 : i=BIO_write(out,&(b[j]),n);
152 [ - + ]: 67 : if (i == n) break;
153 [ # # ]: 0 : if (i <= 0)
154 : : {
155 : : ret=0;
156 : : break;
157 : : }
158 : 0 : j+=i;
159 : 0 : n-=i;
160 : 0 : }
161 : 67 : OPENSSL_free(b);
162 : 67 : return(ret);
163 : : }
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