diff options
Diffstat (limited to 'src/lib/libcrypto/evp/e_chacha.c')
-rw-r--r-- | src/lib/libcrypto/evp/e_chacha.c | 69 |
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 index b63f586bba..0000000000 --- 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 | |||
28 | static int chacha_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, | ||
29 | const unsigned char *in, size_t len); | ||
30 | static int chacha_init(EVP_CIPHER_CTX *ctx, const unsigned char *key, | ||
31 | const unsigned char *iv, int enc); | ||
32 | |||
33 | static 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 | |||
44 | const EVP_CIPHER * | ||
45 | EVP_chacha20(void) | ||
46 | { | ||
47 | return (&chacha20_cipher); | ||
48 | } | ||
49 | |||
50 | static int | ||
51 | chacha_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 | |||
61 | static int | ||
62 | chacha_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 | ||