HelenOS sources

hmac              348 uspace/lib/crypto/crypto.c 		hmac(pass, pass_size, work_salt, salt_size + 4,
hmac              354 uspace/lib/crypto/crypto.c 			hmac(pass, pass_size, temp_hmac, HASH_SHA1,
hmac               57 uspace/lib/crypto/crypto.h extern errno_t hmac(uint8_t *, size_t, uint8_t *, size_t, uint8_t *, hash_func_t);
hmac             1570 uspace/lib/ieee80211/src/ieee80211.c 	hmac(ptk, 16, (uint8_t *) output_key_frame,
hmac              204 uspace/lib/ieee80211/src/ieee80211_impl.c 		hmac(key, PBKDF2_KEY_LENGTH, work_arr, data_size, temp,