Status
loginRecovery(std::shared_ptr<Login> &result,
Lobby &lobby, const std::string &recoveryAnswers,
AuthError &authError)
{
std::string LRA = lobby.username() + recoveryAnswers;
// Get the CarePackage:
CarePackage carePackage;
ABC_CHECK(loginServerGetCarePackage(lobby, carePackage));
// Make recoveryAuthKey (unlocks the server):
DataChunk recoveryAuthKey;
ABC_CHECK(usernameSnrp().hash(recoveryAuthKey, LRA));
// Get the LoginPackage:
LoginPackage loginPackage;
JsonPtr rootKeyBox;
ABC_CHECK(loginServerGetLoginPackage(lobby, U08Buf(), recoveryAuthKey,
loginPackage, rootKeyBox,
authError));
// Make recoveryKey (unlocks dataKey):
DataChunk recoveryKey;
ABC_CHECK(carePackage.snrp3().hash(recoveryKey, LRA));
// Decrypt dataKey (unlocks the account):
DataChunk dataKey;
ABC_CHECK(loginPackage.recoveryBox().decrypt(dataKey, recoveryKey));
// Create the Login object:
std::shared_ptr<Login> out;
ABC_CHECK(Login::create(out, lobby, dataKey,
loginPackage, rootKeyBox, false));
// Set up the on-disk login:
ABC_CHECK(carePackage.save(out->paths.carePackagePath()));
ABC_CHECK(loginPackage.save(out->paths.loginPackagePath()));
result = std::move(out);
return Status();
}
Status
loginRecoveryQuestions(std::string &result, Lobby &lobby)
{
// Load CarePackage:
CarePackage carePackage;
ABC_CHECK(loginServerGetCarePackage(lobby, carePackage));
// Verify that the questions exist:
if (!carePackage.questionBox())
return ABC_ERROR(ABC_CC_NoRecoveryQuestions, "No recovery questions");
// Create questionKey (unlocks questions):
DataChunk questionKey;
ABC_CHECK(carePackage.snrp4().hash(questionKey, lobby.username()));
// Decrypt:
DataChunk questions;
ABC_CHECK(carePackage.questionBox().decrypt(questions, questionKey));
result = toString(questions);
return Status();
}
