xref: /freebsd/crypto/openssh/poly1305.h (revision f7167e0ea0bf5aaabff9490453b3b71b3f1b4d51)
1*f7167e0eSDag-Erling Smørgrav /* $OpenBSD: poly1305.h,v 1.2 2013/12/19 22:57:13 djm Exp $ */
2*f7167e0eSDag-Erling Smørgrav 
3*f7167e0eSDag-Erling Smørgrav /*
4*f7167e0eSDag-Erling Smørgrav  * Public Domain poly1305 from Andrew Moon
5*f7167e0eSDag-Erling Smørgrav  * poly1305-donna-unrolled.c from https://github.com/floodyberry/poly1305-donna
6*f7167e0eSDag-Erling Smørgrav  */
7*f7167e0eSDag-Erling Smørgrav 
8*f7167e0eSDag-Erling Smørgrav #ifndef POLY1305_H
9*f7167e0eSDag-Erling Smørgrav #define POLY1305_H
10*f7167e0eSDag-Erling Smørgrav 
11*f7167e0eSDag-Erling Smørgrav #include <sys/types.h>
12*f7167e0eSDag-Erling Smørgrav 
13*f7167e0eSDag-Erling Smørgrav #define POLY1305_KEYLEN		32
14*f7167e0eSDag-Erling Smørgrav #define POLY1305_TAGLEN		16
15*f7167e0eSDag-Erling Smørgrav 
16*f7167e0eSDag-Erling Smørgrav void poly1305_auth(u_char out[POLY1305_TAGLEN], const u_char *m, size_t inlen,
17*f7167e0eSDag-Erling Smørgrav     const u_char key[POLY1305_KEYLEN])
18*f7167e0eSDag-Erling Smørgrav     __attribute__((__bounded__(__minbytes__, 1, POLY1305_TAGLEN)))
19*f7167e0eSDag-Erling Smørgrav     __attribute__((__bounded__(__buffer__, 2, 3)))
20*f7167e0eSDag-Erling Smørgrav     __attribute__((__bounded__(__minbytes__, 4, POLY1305_KEYLEN)));
21*f7167e0eSDag-Erling Smørgrav 
22*f7167e0eSDag-Erling Smørgrav #endif	/* POLY1305_H */
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