crypto_onetimeauth_poly1305.h (2198B)
1 #ifndef crypto_onetimeauth_poly1305_H 2 #define crypto_onetimeauth_poly1305_H 3 4 #include <stdint.h> 5 #include <stdio.h> 6 #include <stdlib.h> 7 8 #include <sys/types.h> 9 10 #include "export.h" 11 12 #ifdef __cplusplus 13 # ifdef __GNUC__ 14 # pragma GCC diagnostic ignored "-Wlong-long" 15 # endif 16 extern "C" { 17 #endif 18 19 typedef struct CRYPTO_ALIGN(16) crypto_onetimeauth_poly1305_state { 20 unsigned char opaque[256]; 21 } crypto_onetimeauth_poly1305_state; 22 23 SODIUM_EXPORT 24 size_t crypto_onetimeauth_poly1305_statebytes(void); 25 26 #define crypto_onetimeauth_poly1305_BYTES 16U 27 SODIUM_EXPORT 28 size_t crypto_onetimeauth_poly1305_bytes(void); 29 30 #define crypto_onetimeauth_poly1305_KEYBYTES 32U 31 SODIUM_EXPORT 32 size_t crypto_onetimeauth_poly1305_keybytes(void); 33 34 SODIUM_EXPORT 35 int crypto_onetimeauth_poly1305(unsigned char *out, 36 const unsigned char *in, 37 unsigned long long inlen, 38 const unsigned char *k) 39 __attribute__ ((nonnull(1, 4))); 40 41 SODIUM_EXPORT 42 int crypto_onetimeauth_poly1305_verify(const unsigned char *h, 43 const unsigned char *in, 44 unsigned long long inlen, 45 const unsigned char *k) 46 __attribute__ ((warn_unused_result)) __attribute__ ((nonnull(1, 4))); 47 48 SODIUM_EXPORT 49 int crypto_onetimeauth_poly1305_init(crypto_onetimeauth_poly1305_state *state, 50 const unsigned char *key) 51 __attribute__ ((nonnull)); 52 53 SODIUM_EXPORT 54 int crypto_onetimeauth_poly1305_update(crypto_onetimeauth_poly1305_state *state, 55 const unsigned char *in, 56 unsigned long long inlen) 57 __attribute__ ((nonnull(1))); 58 59 SODIUM_EXPORT 60 int crypto_onetimeauth_poly1305_final(crypto_onetimeauth_poly1305_state *state, 61 unsigned char *out) 62 __attribute__ ((nonnull)); 63 64 SODIUM_EXPORT 65 void crypto_onetimeauth_poly1305_keygen(unsigned char k[crypto_onetimeauth_poly1305_KEYBYTES]) 66 __attribute__ ((nonnull)); 67 68 #ifdef __cplusplus 69 } 70 #endif 71 72 #endif