71 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			71 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #ifndef crypto_auth_hmacsha256_H
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| #define crypto_auth_hmacsha256_H
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| 
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| #include <stddef.h>
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| #include "crypto_hash_sha256.h"
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| #include "export.h"
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| 
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| #ifdef __cplusplus
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| # ifdef __GNUC__
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| #  pragma GCC diagnostic ignored "-Wlong-long"
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| # endif
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| extern "C" {
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| #endif
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| 
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| #define crypto_auth_hmacsha256_BYTES 32U
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| SODIUM_EXPORT
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| size_t crypto_auth_hmacsha256_bytes(void);
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| 
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| #define crypto_auth_hmacsha256_KEYBYTES 32U
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| SODIUM_EXPORT
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| size_t crypto_auth_hmacsha256_keybytes(void);
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| 
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| SODIUM_EXPORT
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| int crypto_auth_hmacsha256(unsigned char *out,
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|                            const unsigned char *in,
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|                            unsigned long long inlen,
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|                            const unsigned char *k) __attribute__ ((nonnull(1, 4)));
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| 
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| SODIUM_EXPORT
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| int crypto_auth_hmacsha256_verify(const unsigned char *h,
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|                                   const unsigned char *in,
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|                                   unsigned long long inlen,
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|                                   const unsigned char *k)
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|             __attribute__ ((warn_unused_result)) __attribute__ ((nonnull(1, 4)));
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| 
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| /* ------------------------------------------------------------------------- */
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| 
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| typedef struct crypto_auth_hmacsha256_state {
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|     crypto_hash_sha256_state ictx;
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|     crypto_hash_sha256_state octx;
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| } crypto_auth_hmacsha256_state;
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| 
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| SODIUM_EXPORT
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| size_t crypto_auth_hmacsha256_statebytes(void);
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| 
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| SODIUM_EXPORT
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| int crypto_auth_hmacsha256_init(crypto_auth_hmacsha256_state *state,
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|                                 const unsigned char *key,
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|                                 size_t keylen) __attribute__ ((nonnull));
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| 
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| SODIUM_EXPORT
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| int crypto_auth_hmacsha256_update(crypto_auth_hmacsha256_state *state,
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|                                   const unsigned char *in,
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|                                   unsigned long long inlen)
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|             __attribute__ ((nonnull(1)));
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| 
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| SODIUM_EXPORT
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| int crypto_auth_hmacsha256_final(crypto_auth_hmacsha256_state *state,
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|                                  unsigned char *out) __attribute__ ((nonnull));
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| 
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| 
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| SODIUM_EXPORT
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| void crypto_auth_hmacsha256_keygen(unsigned char k[crypto_auth_hmacsha256_KEYBYTES])
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|             __attribute__ ((nonnull));
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| 
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| #ifdef __cplusplus
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| }
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| #endif
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| 
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| #endif
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