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poly1305.h
1 /* $OpenBSD: poly1305.h,v 1.4 2014/05/02 03:27:54 djm Exp $ */
2 
3 /*
4  * Public Domain poly1305 from Andrew Moon
5  * poly1305-donna-unrolled.c from https://github.com/floodyberry/poly1305-donna
6  */
7 
8 #ifndef POLY1305_H
9 #define POLY1305_H
10 
11 #include <sys/types.h>
12 
13 #define POLY1305_KEYLEN 32
14 #define POLY1305_TAGLEN 16
15 
16 void poly1305_auth(u_char out[POLY1305_TAGLEN], const u_char *m, size_t inlen,
17  const u_char key[POLY1305_KEYLEN])
18  __attribute__((__bounded__(__minbytes__, 1, POLY1305_TAGLEN)))
19  __attribute__((__bounded__(__buffer__, 2, 3)))
20  __attribute__((__bounded__(__minbytes__, 4, POLY1305_KEYLEN)));
21 
22 #endif /* POLY1305_H */