summaryrefslogtreecommitdiff
path: root/src/lib/libcrypto/evp/p_seal.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--src/lib/libcrypto/evp/p_seal.c115
1 files changed, 0 insertions, 115 deletions
diff --git a/src/lib/libcrypto/evp/p_seal.c b/src/lib/libcrypto/evp/p_seal.c
deleted file mode 100644
index e7b0e6f232..0000000000
--- a/src/lib/libcrypto/evp/p_seal.c
+++ /dev/null
@@ -1,115 +0,0 @@
1/* $OpenBSD: p_seal.c,v 1.18 2023/12/20 10:15:30 tb 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#include <stdlib.h>
61
62#include <openssl/opensslconf.h>
63
64#include <openssl/evp.h>
65#include <openssl/objects.h>
66#include <openssl/x509.h>
67
68#ifndef OPENSSL_NO_RSA
69#include <openssl/rsa.h>
70#endif
71
72int
73EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type, unsigned char **ek,
74 int *ekl, unsigned char *iv, EVP_PKEY **pubk, int npubk)
75{
76 unsigned char key[EVP_MAX_KEY_LENGTH];
77 int i, iv_len;
78
79 if (type) {
80 EVP_CIPHER_CTX_init(ctx);
81 if (!EVP_EncryptInit_ex(ctx, type, NULL, NULL, NULL))
82 return 0;
83 }
84 if ((npubk <= 0) || !pubk)
85 return 1;
86 if (EVP_CIPHER_CTX_rand_key(ctx, key) <= 0)
87 return 0;
88 /* XXX - upper bound? */
89 if ((iv_len = EVP_CIPHER_CTX_iv_length(ctx)) < 0)
90 return 0;
91 if (iv_len > 0)
92 arc4random_buf(iv, iv_len);
93
94 if (!EVP_EncryptInit_ex(ctx, NULL, NULL, key, iv))
95 return 0;
96
97 for (i = 0; i < npubk; i++) {
98 ekl[i] = EVP_PKEY_encrypt_old(ek[i], key,
99 EVP_CIPHER_CTX_key_length(ctx), pubk[i]);
100 if (ekl[i] <= 0)
101 return (-1);
102 }
103 return (npubk);
104}
105
106int
107EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl)
108{
109 int i;
110
111 i = EVP_EncryptFinal_ex(ctx, out, outl);
112 if (i)
113 i = EVP_EncryptInit_ex(ctx, NULL, NULL, NULL, NULL);
114 return i;
115}