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authorcvs2svn <admin@example.com>2015-08-02 21:54:22 +0000
committercvs2svn <admin@example.com>2015-08-02 21:54:22 +0000
commited3760bf4be4a96a89233fb8f8b84a0d44725862 (patch)
tree5609c82060f75c53af0a7641d9b33a88574876cd /src/lib/libcrypto/evp/e_chacha.c
parentf8b563fb5ba1524c821d37308f4e6abfc866bc3f (diff)
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This commit was manufactured by cvs2git to create tag 'OPENBSD_5_8_BASE'.OPENBSD_5_8_BASE
Diffstat (limited to 'src/lib/libcrypto/evp/e_chacha.c')
-rw-r--r--src/lib/libcrypto/evp/e_chacha.c69
1 files changed, 0 insertions, 69 deletions
diff --git a/src/lib/libcrypto/evp/e_chacha.c b/src/lib/libcrypto/evp/e_chacha.c
deleted file mode 100644
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--- a/src/lib/libcrypto/evp/e_chacha.c
+++ /dev/null
@@ -1,69 +0,0 @@
1/* $OpenBSD: e_chacha.c,v 1.5 2014/08/04 04:16:11 miod Exp $ */
2/*
3 * Copyright (c) 2014 Joel Sing <jsing@openbsd.org>
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18#include <openssl/opensslconf.h>
19
20#ifndef OPENSSL_NO_CHACHA
21
22#include <openssl/chacha.h>
23#include <openssl/evp.h>
24#include <openssl/objects.h>
25
26#include "evp_locl.h"
27
28static int chacha_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
29 const unsigned char *in, size_t len);
30static int chacha_init(EVP_CIPHER_CTX *ctx, const unsigned char *key,
31 const unsigned char *iv, int enc);
32
33static const EVP_CIPHER chacha20_cipher = {
34 .nid = NID_chacha20,
35 .block_size = 1,
36 .key_len = 32,
37 .iv_len = 8,
38 .flags = EVP_CIPH_STREAM_CIPHER,
39 .init = chacha_init,
40 .do_cipher = chacha_cipher,
41 .ctx_size = sizeof(ChaCha_ctx)
42};
43
44const EVP_CIPHER *
45EVP_chacha20(void)
46{
47 return (&chacha20_cipher);
48}
49
50static int
51chacha_init(EVP_CIPHER_CTX *ctx, const unsigned char *key,
52 const unsigned char *iv, int enc)
53{
54 ChaCha_set_key((ChaCha_ctx *)ctx->cipher_data, key,
55 EVP_CIPHER_CTX_key_length(ctx) * 8);
56 if (iv != NULL)
57 ChaCha_set_iv((ChaCha_ctx *)ctx->cipher_data, iv, NULL);
58 return 1;
59}
60
61static int
62chacha_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in,
63 size_t len)
64{
65 ChaCha((ChaCha_ctx *)ctx->cipher_data, out, in, len);
66 return 1;
67}
68
69#endif