diff options
author | Uros Majstorovic <majstor@majstor.org> | 2020-08-05 03:38:22 +0200 |
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committer | Uros Majstorovic <majstor@majstor.org> | 2020-08-05 03:38:22 +0200 |
commit | 5cd610a07468137066ea4daa5176c3e7045113b0 (patch) | |
tree | a6a5b572572f8f37ec2cb87332fa46e9bcc53aa7 /ecp/src/crypto/include/chacha.h | |
parent | 2473a7d5c51806ab8651cd3c4e07a15b62084eb5 (diff) |
ecp moved to root; fixed utils and tests
Diffstat (limited to 'ecp/src/crypto/include/chacha.h')
-rw-r--r-- | ecp/src/crypto/include/chacha.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/ecp/src/crypto/include/chacha.h b/ecp/src/crypto/include/chacha.h new file mode 100644 index 0000000..25a3ef3 --- /dev/null +++ b/ecp/src/crypto/include/chacha.h @@ -0,0 +1,48 @@ +/* $OpenBSD: chacha.h,v 1.7 2015/12/09 14:07:55 bcook Exp $ */ +/* + * Copyright (c) 2014 Joel Sing <jsing@openbsd.org> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef HEADER_CHACHA_H +#define HEADER_CHACHA_H + +#include <stddef.h> +#include <stdint.h> + +#ifdef __cplusplus +extern "C" { +#endif + +typedef struct { + unsigned int input[16]; + unsigned char ks[64]; + unsigned char unused; +} ChaCha_ctx; + +void ChaCha_set_key(ChaCha_ctx *ctx, const unsigned char *key, + uint32_t keybits); +void ChaCha_set_iv(ChaCha_ctx *ctx, const unsigned char *iv, + const unsigned char *counter); +void ChaCha(ChaCha_ctx *ctx, unsigned char *out, const unsigned char *in, + size_t len); + +void CRYPTO_chacha_20(unsigned char *out, const unsigned char *in, size_t len, + const unsigned char key[32], const unsigned char iv[8], uint64_t counter); + +#ifdef __cplusplus +} +#endif + +#endif /* HEADER_CHACHA_H */ |