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diff --git a/src/lib/libcrypto/comp/comp_local.h b/src/lib/libcrypto/comp/comp_local.h
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1/* $OpenBSD: comp_local.h,v 1.4 2022/12/24 07:12:09 tb Exp $ */
2/*
3 * ---------------------------------------------------------------------------
4 * Patches to this file were contributed by
5 * Richard Levitte <levitte@openssl.org>.
6 * ---------------------------------------------------------------------------
7 * Copyright (c) 1999, 2000, 2003 The OpenSSL Project. All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 *
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
19 * distribution.
20 *
21 * 3. All advertising materials mentioning features or use of this
22 * software must display the following acknowledgment:
23 * "This product includes software developed by the OpenSSL Project
24 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
25 *
26 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
27 * endorse or promote products derived from this software without
28 * prior written permission. For written permission, please contact
29 * licensing@OpenSSL.org.
30 *
31 * 5. Products derived from this software may not be called "OpenSSL"
32 * nor may "OpenSSL" appear in their names without prior written
33 * permission of the OpenSSL Project.
34 *
35 * 6. Redistributions of any form whatsoever must retain the following
36 * acknowledgment:
37 * "This product includes software developed by the OpenSSL Project
38 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
39 *
40 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
41 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
43 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
44 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
45 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
46 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
47 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
49 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
50 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
51 * OF THE POSSIBILITY OF SUCH DAMAGE.
52 *
53 * ---------------------------------------------------------------------------
54 * Parts of this file are derived from SSLeay code
55 * which is covered by the following Copyright and license:
56 * ---------------------------------------------------------------------------
57 * Copyright (c) 1998 Eric Young <eay@cryptsoft.com>
58 * All rights reserved.
59 *
60 * This package is an SSL implementation written
61 * by Eric Young <eay@cryptsoft.com>.
62 * The implementation was written so as to conform with Netscapes SSL.
63 *
64 * This library is free for commercial and non-commercial use as long as
65 * the following conditions are aheared to. The following conditions
66 * apply to all code found in this distribution, be it the RC4, RSA,
67 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
68 * included with this distribution is covered by the same copyright terms
69 * except that the holder is Tim Hudson <tjh@cryptsoft.com>.
70 *
71 * Copyright remains Eric Young's, and as such any Copyright notices in
72 * the code are not to be removed.
73 * If this package is used in a product, Eric Young should be given
74 * attribution as the author of the parts of the library used.
75 * This can be in the form of a textual message at program startup or
76 * in documentation (online or textual) provided with the package.
77 *
78 * Redistribution and use in source and binary forms, with or without
79 * modification, are permitted provided that the following conditions
80 * are met:
81 * 1. Redistributions of source code must retain the copyright
82 * notice, this list of conditions and the following disclaimer.
83 * 2. Redistributions in binary form must reproduce the above copyright
84 * notice, this list of conditions and the following disclaimer in the
85 * documentation and/or other materials provided with the distribution.
86 * 3. All advertising materials mentioning features or use of this software
87 * must display the following acknowledgement:
88 * "This product includes cryptographic software written by
89 * Eric Young <eay@cryptsoft.com>"
90 * The word 'cryptographic' can be left out if the rouines from the
91 * library being used are not cryptographic related :-).
92 * 4. If you include any Windows specific code (or a derivative thereof)
93 * from the apps directory (application code) you must include an
94 * acknowledgement: "This product includes software written
95 * by Tim Hudson <tjh@cryptsoft.com>"
96 *
97 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
98 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
99 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
100 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
101 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
102 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
103 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
104 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
105 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
106 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
107 * SUCH DAMAGE.
108 *
109 * The licence and distribution terms for any publically available version
110 * or derivative of this code cannot be changed. i.e. this code cannot
111 * simply be copied and put under another distribution licence
112 * [including the GNU Public Licence.]
113 */
114
115#ifndef HEADER_COMP_LOCAL_H
116#define HEADER_COMP_LOCAL_H
117
118__BEGIN_HIDDEN_DECLS
119
120struct CMP_CTX;
121
122struct comp_method_st {
123 int type; /* NID for compression library */
124 const char *name; /* A text string to identify the library */
125 int (*init)(COMP_CTX *ctx);
126 void (*finish)(COMP_CTX *ctx);
127 int (*compress)(COMP_CTX *ctx, unsigned char *out, unsigned int olen,
128 unsigned char *in, unsigned int ilen);
129 int (*expand)(COMP_CTX *ctx, unsigned char *out, unsigned int olen,
130 unsigned char *in, unsigned int ilen);
131 /* The following two do NOTHING, but are kept for backward compatibility */
132 long (*ctrl)(void);
133 long (*callback_ctrl)(void);
134} /* COMP_METHOD */;
135
136struct comp_ctx_st {
137 COMP_METHOD *meth;
138 unsigned long compress_in;
139 unsigned long compress_out;
140 unsigned long expand_in;
141 unsigned long expand_out;
142
143 CRYPTO_EX_DATA ex_data;
144} /* COMP_CTX */;
145
146__END_HIDDEN_DECLS
147
148#endif /* !HEADER_COMP_LOCAL_H */
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