#ifndef HMAC_H #define HMAC_H typedef void (*hashfunc_t) (unsigned char *out, unsigned char *in, int n); qboolean hmac( hashfunc_t hfunc, int hlen, int hblock, unsigned char *out, unsigned char *in, int n, unsigned char *key, int k ); #define HMAC_MDFOUR_16BYTES(out, in, n, key, k) hmac(mdfour, 16, 64, out, in, n, key, k) #endif