143 fn hmac_sha(h: CipherSuiteHash, key: &[u8], data: &[u8]) -> Result<Vec<u8>> {  in hmac_sha()
144     let mut mac = match h {  in hmac_sha()
159     h: CipherSuiteHash,  in prf_p_hash()
164     let iterations = ((requested_length as f64) / (h.size() as f64)).ceil() as usize;  in prf_p_hash()
166         last_round = hmac_sha(h, secret, &last_round)?;  in prf_p_hash()
170         let with_secret = hmac_sha(h, secret, &last_round_seed)?;  in prf_p_hash()
181     h: CipherSuiteHash,  in prf_extended_master_secret()
185     prf_p_hash(pre_master_secret, &seed, 48, h)  in prf_extended_master_secret()
192     h: CipherSuiteHash,  in prf_master_secret()
197     prf_p_hash(pre_master_secret, &seed, 48, h)  in prf_master_secret()
207     h: CipherSuiteHash,  in prf_encryption_keys()
217         h,  in prf_encryption_keys()
253     h: CipherSuiteHash,  in prf_verify_data()
255     let mut hasher = match h {  in prf_verify_data()
263     prf_p_hash(master_secret, &seed, 12, h)  in prf_verify_data()
269     h: CipherSuiteHash,  in prf_verify_data_client()
275         h,  in prf_verify_data_client()
282     h: CipherSuiteHash,  in prf_verify_data_server()
288         h,  in prf_verify_data_server()