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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 14:40:04 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 14:40:04 +0000 |
| commit | 25505898530a333011f4fd5cbc841ad6b26c089c (patch) | |
| tree | 333a33fdd60930bcccc3f177ed9467d535e9bac6 /chacha.h | |
| parent | Initial commit. (diff) | |
| download | openssh-upstream.tar.xz openssh-upstream.zip | |
Adding upstream version 1:9.2p1.upstream/1%9.2p1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'chacha.h')
| -rw-r--r-- | chacha.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/chacha.h b/chacha.h new file mode 100644 index 0000000..19a61e2 --- /dev/null +++ b/chacha.h @@ -0,0 +1,36 @@ +/* $OpenBSD: chacha.h,v 1.5 2021/04/03 05:54:14 djm Exp $ */ + +/* +chacha-merged.c version 20080118 +D. J. Bernstein +Public domain. +*/ + +#ifndef CHACHA_H +#define CHACHA_H + +#include <sys/types.h> +#include <stdlib.h> + +struct chacha_ctx { + u_int input[16]; +}; + +#define CHACHA_MINKEYLEN 16 +#define CHACHA_NONCELEN 8 +#define CHACHA_CTRLEN 8 +#define CHACHA_STATELEN (CHACHA_NONCELEN+CHACHA_CTRLEN) +#define CHACHA_BLOCKLEN 64 + +void chacha_keysetup(struct chacha_ctx *x, const u_char *k, u_int kbits) + __attribute__((__bounded__(__minbytes__, 2, CHACHA_MINKEYLEN))); +void chacha_ivsetup(struct chacha_ctx *x, const u_char *iv, const u_char *ctr) + __attribute__((__bounded__(__minbytes__, 2, CHACHA_NONCELEN))) + __attribute__((__bounded__(__minbytes__, 3, CHACHA_CTRLEN))); +void chacha_encrypt_bytes(struct chacha_ctx *x, const u_char *m, + u_char *c, u_int bytes) + __attribute__((__bounded__(__buffer__, 2, 4))) + __attribute__((__bounded__(__buffer__, 3, 4))); + +#endif /* CHACHA_H */ + |