Hi,
Can we make these functions visible? They are very useful.

src/crypt/crypt_md5.c:
void md5_init()
void md5_sum()
void md5_update()

src/crypt/crypt_sha256.c:
void sha256_init()
void sha256_sum()
void sha256_update()

src/crypt/crypt_sha512.c:
void sha512_init()
void sha512_sum()
void sha512_update()

Daniel