uint8_t sslCipherSuiteGetMacSize(SSLCipherSuite cipherSuite) {
switch (sslCipherSuiteGetMacAlgorithm(cipherSuite)) {
case HA_Null:
return 0;
case HA_MD5:
return 16;
case HA_SHA1:
return 20;
case HA_SHA256:
return 32;
case HA_SHA384:
return 48;
default:
return 0;
}
}
static const HashHmacReference *sslCipherSuiteGetHashHmacReference(uint16_t selectedCipher)
{
HMAC_Algs alg = sslCipherSuiteGetMacAlgorithm(selectedCipher);
switch (alg) {
case HA_Null:
return &HashHmacNull;
case HA_MD5:
return &HashHmacMD5;
case HA_SHA1:
return &HashHmacSHA1;
case HA_SHA256:
return &HashHmacSHA256;
case HA_SHA384:
return &HashHmacSHA384;
default:
sslErrorLog("Invalid hashAlgorithm %d", alg);
check(0);
return &HashHmacNull;
}
}
static const struct ccdigest_info *sslCipherSuiteGetDigestInfo(uint16_t selectedCipher)
{
HMAC_Algs alg = sslCipherSuiteGetMacAlgorithm(selectedCipher);
switch (alg) {
case HA_Null:
return &null_di;
case HA_MD5:
return ccmd5_di();
case HA_SHA1:
return ccsha1_di();
case HA_SHA256:
return ccsha256_di();
case HA_SHA384:
return ccsha384_di();
default:
sslErrorLog("Invalid hashAlgorithm %d", alg);
check(0);
return NULL;
}
}