Merge pull request #440 from yuriks/lifetime-fix

Fix double-free in Service manager during shutdown
master
bunnei 2015-01-07 14:57:36 +07:00
commit 43ba29f3bf
2 changed files with 4 additions and 25 deletions

@ -46,36 +46,22 @@ Manager* g_manager = nullptr; ///< Service manager
////////////////////////////////////////////////////////////////////////////////////////////////////
// Service Manager class
Manager::Manager() {
}
Manager::~Manager() {
for(Interface* service : m_services) {
DeleteService(service->GetPortName());
}
}
/// Add a service to the manager (does not create it though)
void Manager::AddService(Interface* service) {
// TOOD(yuriks): Fix error reporting
m_port_map[service->GetPortName()] = Kernel::g_handle_table.Create(service).ValueOr(INVALID_HANDLE);
m_services.push_back(service);
}
/// Removes a service from the manager, also frees memory
void Manager::DeleteService(const std::string& port_name) {
Interface* service = FetchFromPortName(port_name);
m_services.erase(std::remove(m_services.begin(), m_services.end(), service), m_services.end());
m_port_map.erase(port_name);
delete service;
}
/// Get a Service Interface from its Handle
Interface* Manager::FetchFromHandle(Handle handle) {
return Kernel::g_handle_table.Get<Interface>(handle);
}
/// Get a Service Interface from its port
Interface* Manager::FetchFromPortName(const std::string& port_name) {
auto itr = m_port_map.find(port_name);
if (itr == m_port_map.end()) {

@ -114,29 +114,22 @@ private:
/// Simple class to manage accessing services from ports and UID handles
class Manager {
public:
Manager();
~Manager();
/// Add a service to the manager (does not create it though)
/// Add a service to the manager
void AddService(Interface* service);
/// Removes a service from the manager (does not delete it though)
/// Removes a service from the manager
void DeleteService(const std::string& port_name);
/// Get a Service Interface from its UID
Interface* FetchFromHandle(u32 uid);
/// Get a Service Interface from its Handle
Interface* FetchFromHandle(Handle handle);
/// Get a Service Interface from its port
Interface* FetchFromPortName(const std::string& port_name);
private:
std::vector<Interface*> m_services;
std::map<std::string, u32> m_port_map;
};
/// Initialize ServiceManager