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BLAKE2.h (715B)

      1 /*
      2  * BLAKE2b Header
      3  * RFC 7693
      4  */
      5 
      6 #ifndef BLAKE2_H
      7 #define BLAKE2_H
      8 
      9 #include <stdint.h>
     10 #include <stddef.h>
     11 
     12 #ifdef __cplusplus
     13 extern "C" {
     14 #endif
     15 
     16 /* BLAKE2b - variable output length (1-64 bytes) */
     17 void blake2b(const uint8_t *data, size_t len, uint8_t *out, size_t outlen);
     18 
     19 /* BLAKE2b-256 (32 bytes) */
     20 void blake2b_256(const uint8_t *data, size_t len, uint8_t digest[32]);
     21 
     22 /* BLAKE2b-512 (64 bytes) */
     23 void blake2b_512(const uint8_t *data, size_t len, uint8_t digest[64]);
     24 
     25 /* BLAKE2b with key (MAC) */
     26 void blake2b_mac(const uint8_t *key, size_t keylen,
     27                  const uint8_t *data, size_t len,
     28                  uint8_t *out, size_t outlen);
     29 
     30 #ifdef __cplusplus
     31 }
     32 #endif
     33 
     34 #endif /* BLAKE2_H */