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-rw-r--r--src/lib/libcrypto/asn1/x_long.c198
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diff --git a/src/lib/libcrypto/asn1/x_long.c b/src/lib/libcrypto/asn1/x_long.c
deleted file mode 100644
index 1add387453..0000000000
--- a/src/lib/libcrypto/asn1/x_long.c
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1/* $OpenBSD: x_long.c,v 1.9 2014/07/11 08:44:47 jsing Exp $ */
2/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3 * project 2000.
4 */
5/* ====================================================================
6 * Copyright (c) 2000 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58
59#include <stdio.h>
60#include <string.h>
61
62#include <openssl/asn1t.h>
63#include <openssl/bn.h>
64#include <openssl/err.h>
65
66/* Custom primitive type for long handling. This converts between an ASN1_INTEGER
67 * and a long directly.
68 */
69
70
71static int long_new(ASN1_VALUE **pval, const ASN1_ITEM *it);
72static void long_free(ASN1_VALUE **pval, const ASN1_ITEM *it);
73
74static int long_i2c(ASN1_VALUE **pval, unsigned char *cont, int *putype, const ASN1_ITEM *it);
75static int long_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, int utype, char *free_cont, const ASN1_ITEM *it);
76static int long_print(BIO *out, ASN1_VALUE **pval, const ASN1_ITEM *it, int indent, const ASN1_PCTX *pctx);
77
78static ASN1_PRIMITIVE_FUNCS long_pf = {
79 NULL, 0,
80 long_new,
81 long_free,
82 long_free, /* Clear should set to initial value */
83 long_c2i,
84 long_i2c,
85 long_print
86};
87
88ASN1_ITEM_start(LONG)
89ASN1_ITYPE_PRIMITIVE, V_ASN1_INTEGER, NULL, 0, &long_pf, ASN1_LONG_UNDEF, "LONG"
90ASN1_ITEM_end(LONG)
91
92ASN1_ITEM_start(ZLONG)
93ASN1_ITYPE_PRIMITIVE, V_ASN1_INTEGER, NULL, 0, &long_pf, 0, "ZLONG"
94ASN1_ITEM_end(ZLONG)
95
96static int
97long_new(ASN1_VALUE **pval, const ASN1_ITEM *it)
98{
99 *(long *)pval = it->size;
100 return 1;
101}
102
103static void
104long_free(ASN1_VALUE **pval, const ASN1_ITEM *it)
105{
106 *(long *)pval = it->size;
107}
108
109static int
110long_i2c(ASN1_VALUE **pval, unsigned char *cont, int *putype,
111 const ASN1_ITEM *it)
112{
113 long ltmp;
114 unsigned long utmp;
115 int clen, pad, i;
116 /* this exists to bypass broken gcc optimization */
117 char *cp = (char *)pval;
118
119 /* use memcpy, because we may not be long aligned */
120 memcpy(&ltmp, cp, sizeof(long));
121
122 if (ltmp == it->size)
123 return -1;
124 /* Convert the long to positive: we subtract one if negative so
125 * we can cleanly handle the padding if only the MSB of the leading
126 * octet is set.
127 */
128 if (ltmp < 0)
129 utmp = -ltmp - 1;
130 else
131 utmp = ltmp;
132 clen = BN_num_bits_word(utmp);
133 /* If MSB of leading octet set we need to pad */
134 if (!(clen & 0x7))
135 pad = 1;
136 else
137 pad = 0;
138
139 /* Convert number of bits to number of octets */
140 clen = (clen + 7) >> 3;
141
142 if (cont) {
143 if (pad)
144 *cont++ = (ltmp < 0) ? 0xff : 0;
145 for (i = clen - 1; i >= 0; i--) {
146 cont[i] = (unsigned char)(utmp & 0xff);
147 if (ltmp < 0)
148 cont[i] ^= 0xff;
149 utmp >>= 8;
150 }
151 }
152 return clen + pad;
153}
154
155static int
156long_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, int utype,
157 char *free_cont, const ASN1_ITEM *it)
158{
159 int neg, i;
160 long ltmp;
161 unsigned long utmp = 0;
162 char *cp = (char *)pval;
163 if (len > (int)sizeof(long)) {
164 ASN1err(ASN1_F_LONG_C2I, ASN1_R_INTEGER_TOO_LARGE_FOR_LONG);
165 return 0;
166 }
167 /* Is it negative? */
168 if (len && (cont[0] & 0x80))
169 neg = 1;
170 else
171 neg = 0;
172 utmp = 0;
173 for (i = 0; i < len; i++) {
174 utmp <<= 8;
175 if (neg)
176 utmp |= cont[i] ^ 0xff;
177 else
178 utmp |= cont[i];
179 }
180 ltmp = (long)utmp;
181 if (neg) {
182 ltmp++;
183 ltmp = -ltmp;
184 }
185 if (ltmp == it->size) {
186 ASN1err(ASN1_F_LONG_C2I, ASN1_R_INTEGER_TOO_LARGE_FOR_LONG);
187 return 0;
188 }
189 memcpy(cp, &ltmp, sizeof(long));
190 return 1;
191}
192
193static int
194long_print(BIO *out, ASN1_VALUE **pval, const ASN1_ITEM *it, int indent,
195 const ASN1_PCTX *pctx)
196{
197 return BIO_printf(out, "%ld\n", *(long *)pval);
198}
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