void Ide::SaveConfig()
{
SaveChangedFile(ConfigFile(), StoreAsString(*this));
if(GetIniKey("DebugClipboard") == "1") {
SaveChangedFile(ConfigFile() + ".bak", StoreAsString(*this));
StoreToFile(*this, ConfigFile() + ".bak1");
}
SaveChangedFile(ConfigFile("ide.key"), StoreKeys());
SaveChangedFile(ConfigFile("ide.colors"), editor.StoreHlStyles());
config_time = ConfigTime();
}
int DeriveTlsKeys(SSL* ssl)
{
int length = 2 * ssl->specs.hash_size +
2 * ssl->specs.key_size +
2 * ssl->specs.iv_size;
byte seed[SEED_LEN];
byte key_data[MAX_PRF_DIG];
XMEMCPY(seed, ssl->arrays.serverRandom, RAN_LEN);
XMEMCPY(&seed[RAN_LEN], ssl->arrays.clientRandom, RAN_LEN);
PRF(key_data, length, ssl->arrays.masterSecret, SECRET_LEN, key_label,
KEY_LABEL_SZ, seed, SEED_LEN, IsAtLeastTLSv1_2(ssl));
return StoreKeys(ssl, key_data);
}
int DeriveKeys(SSL* ssl)
{
int length = 2 * ssl->specs.hash_size +
2 * ssl->specs.key_size +
2 * ssl->specs.iv_size;
int rounds = (length + MD5_DIGEST_SIZE - 1 ) / MD5_DIGEST_SIZE, i;
byte shaOutput[SHA_DIGEST_SIZE];
byte md5Input[SECRET_LEN + SHA_DIGEST_SIZE];
byte shaInput[KEY_PREFIX + SECRET_LEN + 2 * RAN_LEN];
Md5 md5;
Sha sha;
byte keyData[KEY_PREFIX * MD5_DIGEST_SIZE]; /* max size */
InitMd5(&md5);
InitSha(&sha);
XMEMCPY(md5Input, ssl->arrays.masterSecret, SECRET_LEN);
for (i = 0; i < rounds; ++i) {
int j = i + 1;
int idx = j;
if (!SetPrefix(shaInput, i)) {
return PREFIX_ERROR;
}
XMEMCPY(shaInput + idx, ssl->arrays.masterSecret, SECRET_LEN);
idx += SECRET_LEN;
XMEMCPY(shaInput + idx, ssl->arrays.serverRandom, RAN_LEN);
idx += RAN_LEN;
XMEMCPY(shaInput + idx, ssl->arrays.clientRandom, RAN_LEN);
idx += RAN_LEN;
ShaUpdate(&sha, shaInput, sizeof(shaInput) - KEY_PREFIX + j);
ShaFinal(&sha, shaOutput);
XMEMCPY(&md5Input[SECRET_LEN], shaOutput, SHA_DIGEST_SIZE);
Md5Update(&md5, md5Input, sizeof(md5Input));
Md5Final(&md5, keyData + i * MD5_DIGEST_SIZE);
}
return StoreKeys(ssl, keyData);
}
