void fsm_msgChangePin(ChangePin *msg)
{
bool removal = msg->has_remove && msg->remove;
bool confirmed = false;
if(removal)
{
if(storage_has_pin())
{
confirmed = confirm(ButtonRequestType_ButtonRequest_RemovePin,
"Remove PIN", "Do you want to remove PIN protection?");
}
else
{
fsm_sendSuccess("PIN removed");
return;
}
}
else
{
if(storage_has_pin())
confirmed = confirm(ButtonRequestType_ButtonRequest_ChangePin,
"Change PIN", "Do you want to change your PIN?");
else
confirmed = confirm(ButtonRequestType_ButtonRequest_CreatePin,
"Create PIN", "Do you want to add PIN protection?");
}
if(!confirmed)
{
fsm_sendFailure(FailureType_Failure_ActionCancelled,
removal ? "PIN removal cancelled" : "PIN change cancelled");
go_home();
return;
}
if(!pin_protect("Enter Current PIN"))
{
go_home();
return;
}
if(removal)
{
storage_set_pin(0);
storage_commit();
fsm_sendSuccess("PIN removed");
}
else
{
if(change_pin())
{
storage_commit();
fsm_sendSuccess("PIN changed");
}
}
go_home();
}
/*
* storage_load_device() - Load configuration data from usb message to shadow memory
*
* INPUT
* - msg: load device message
* OUTPUT
* none
*/
void storage_load_device(LoadDevice *msg)
{
storage_reset();
shadow_config.storage.has_imported = true;
shadow_config.storage.imported = true;
if(msg->has_pin > 0)
{
storage_set_pin(msg->pin);
}
if(msg->has_passphrase_protection)
{
shadow_config.storage.has_passphrase_protection = true;
shadow_config.storage.passphrase_protection = msg->passphrase_protection;
}
else
{
shadow_config.storage.has_passphrase_protection = false;
}
if(msg->has_node)
{
shadow_config.storage.has_node = true;
shadow_config.storage.has_mnemonic = false;
memcpy(&shadow_config.storage.node, &(msg->node), sizeof(HDNodeType));
sessionRootNodeCached = false;
memset(&sessionRootNode, 0, sizeof(sessionRootNode));
}
else if(msg->has_mnemonic)
{
shadow_config.storage.has_mnemonic = true;
shadow_config.storage.has_node = false;
strlcpy(shadow_config.storage.mnemonic, msg->mnemonic,
sizeof(shadow_config.storage.mnemonic));
sessionRootNodeCached = false;
memset(&sessionRootNode, 0, sizeof(sessionRootNode));
}
if(msg->has_language)
{
storage_set_language(msg->language);
}
if(msg->has_label)
{
storage_set_label(msg->label);
}
}
