1#ifndef crypto_onetimeauth_poly1305_H 2#define crypto_onetimeauth_poly1305_H 3 4#ifdef __cplusplus 5# ifdef __GNUC__ 6# pragma GCC diagnostic ignored "-Wlong-long" 7# endif 8extern "C" { 9#endif 10 11#include <stdint.h> 12#include <stdio.h> 13#include <stdlib.h> 14 15#include <sys/types.h> 16 17#include "export.h" 18 19typedef struct CRYPTO_ALIGN(16) crypto_onetimeauth_poly1305_state { 20 unsigned char opaque[256]; 21} crypto_onetimeauth_poly1305_state; 22 23SODIUM_EXPORT 24size_t crypto_onetimeauth_poly1305_statebytes(void); 25 26#define crypto_onetimeauth_poly1305_BYTES 16U 27SODIUM_EXPORT 28size_t crypto_onetimeauth_poly1305_bytes(void); 29 30#define crypto_onetimeauth_poly1305_KEYBYTES 32U 31SODIUM_EXPORT 32size_t crypto_onetimeauth_poly1305_keybytes(void); 33 34SODIUM_EXPORT 35int crypto_onetimeauth_poly1305(unsigned char *out, 36 const unsigned char *in, 37 unsigned long long inlen, 38 const unsigned char *k); 39 40SODIUM_EXPORT 41int crypto_onetimeauth_poly1305_verify(const unsigned char *h, 42 const unsigned char *in, 43 unsigned long long inlen, 44 const unsigned char *k) 45 __attribute__ ((warn_unused_result)); 46 47SODIUM_EXPORT 48int crypto_onetimeauth_poly1305_init(crypto_onetimeauth_poly1305_state *state, 49 const unsigned char *key); 50 51SODIUM_EXPORT 52int crypto_onetimeauth_poly1305_update(crypto_onetimeauth_poly1305_state *state, 53 const unsigned char *in, 54 unsigned long long inlen); 55 56SODIUM_EXPORT 57int crypto_onetimeauth_poly1305_final(crypto_onetimeauth_poly1305_state *state, 58 unsigned char *out); 59 60SODIUM_EXPORT 61void crypto_onetimeauth_poly1305_keygen(unsigned char k[crypto_onetimeauth_poly1305_KEYBYTES]); 62 63#ifdef __cplusplus 64} 65#endif 66 67#endif 68