SHA384_DIGEST_STRING_LENGTH
char *SHA384_End(SHA384_CTX* context, char buffer[SHA384_DIGEST_STRING_LENGTH]) {
char* SHA384_Data(const sha2_byte* data, size_t len, char digest[SHA384_DIGEST_STRING_LENGTH]) {
char* SHA384_End(SHA384_CTX*, char[SHA384_DIGEST_STRING_LENGTH]);
char* SHA384_Data(const u_int8_t*, size_t, char[SHA384_DIGEST_STRING_LENGTH]);