/usr/include/sodium/crypto_onetimeauth_poly1305.h is in libsodium-dev 1.0.8-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 | #ifndef crypto_onetimeauth_poly1305_H
#define crypto_onetimeauth_poly1305_H
#include <stdlib.h>
#include "export.h"
#ifdef __cplusplus
# if __GNUC__
# pragma GCC diagnostic ignored "-Wlong-long"
# endif
extern "C" {
#endif
#include <sys/types.h>
#include <stdint.h>
#include <stdio.h>
typedef CRYPTO_ALIGN(16) struct crypto_onetimeauth_poly1305_state {
unsigned char opaque[256];
} crypto_onetimeauth_poly1305_state;
#define crypto_onetimeauth_poly1305_BYTES 16U
SODIUM_EXPORT
size_t crypto_onetimeauth_poly1305_bytes(void);
#define crypto_onetimeauth_poly1305_KEYBYTES 32U
SODIUM_EXPORT
size_t crypto_onetimeauth_poly1305_keybytes(void);
SODIUM_EXPORT
int crypto_onetimeauth_poly1305(unsigned char *out,
const unsigned char *in,
unsigned long long inlen,
const unsigned char *k);
SODIUM_EXPORT
int crypto_onetimeauth_poly1305_verify(const unsigned char *h,
const unsigned char *in,
unsigned long long inlen,
const unsigned char *k)
__attribute__ ((warn_unused_result));
SODIUM_EXPORT
int crypto_onetimeauth_poly1305_init(crypto_onetimeauth_poly1305_state *state,
const unsigned char *key);
SODIUM_EXPORT
int crypto_onetimeauth_poly1305_update(crypto_onetimeauth_poly1305_state *state,
const unsigned char *in,
unsigned long long inlen);
SODIUM_EXPORT
int crypto_onetimeauth_poly1305_final(crypto_onetimeauth_poly1305_state *state,
unsigned char *out);
/* ------------------------------------------------------------------------- */
int _crypto_onetimeauth_poly1305_pick_best_implementation(void);
#ifdef __cplusplus
}
#endif
#endif
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