hmac-sha512.h 400 B

1234567891011
  1. #pragma once
  2. #include <stddef.h>
  3. #define HMAC_SHA512_RESULT_SIZE 64
  4. /* Compute Hashed Message Authentication Code with SHA-512, over BUFFER
  5. data of BUFLEN bytes using the KEY of KEYLEN bytes, writing the
  6. output to pre-allocated 64 byte minimum RESBUF buffer. Return 0 on
  7. success. */
  8. int hmac_sha512 (const void *key, size_t keylen, const void *in, size_t inlen, void *restrict resbuf);