typedef void (*hashfunc_t) (unsigned char *out, const unsigned char *in, int n);
qbool hmac(
hashfunc_t hfunc, int hlen, int hblock,
typedef void (*hashfunc_t) (unsigned char *out, const unsigned char *in, int n);
qbool hmac(
hashfunc_t hfunc, int hlen, int hblock,