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authorGravatar Yuri Kunde Schlesner2015-01-07 16:55:44 -0200
committerGravatar Yuri Kunde Schlesner2015-01-07 17:32:31 -0200
commita6ad68190fb02af9c89dc461f451bb75c8a10a94 (patch)
treea1fd04b7356286f49d1624d81be53af5b9609145 /src
parentMerge pull request #438 from lioncash/swp (diff)
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Fix double-free in Service manager during shutdown
Fixes #423.
Diffstat (limited to 'src')
-rw-r--r--src/core/hle/service/service.cpp14
-rw-r--r--src/core/hle/service/service.h15
2 files changed, 4 insertions, 25 deletions
diff --git a/src/core/hle/service/service.cpp b/src/core/hle/service/service.cpp
index c5233e687..0c5597283 100644
--- a/src/core/hle/service/service.cpp
+++ b/src/core/hle/service/service.cpp
@@ -46,36 +46,22 @@ Manager* g_manager = nullptr; ///< Service manager
46//////////////////////////////////////////////////////////////////////////////////////////////////// 46////////////////////////////////////////////////////////////////////////////////////////////////////
47// Service Manager class 47// Service Manager class
48 48
49Manager::Manager() {
50}
51
52Manager::~Manager() {
53 for(Interface* service : m_services) {
54 DeleteService(service->GetPortName());
55 }
56}
57
58/// Add a service to the manager (does not create it though)
59void Manager::AddService(Interface* service) { 49void Manager::AddService(Interface* service) {
60 // TOOD(yuriks): Fix error reporting 50 // TOOD(yuriks): Fix error reporting
61 m_port_map[service->GetPortName()] = Kernel::g_handle_table.Create(service).ValueOr(INVALID_HANDLE); 51 m_port_map[service->GetPortName()] = Kernel::g_handle_table.Create(service).ValueOr(INVALID_HANDLE);
62 m_services.push_back(service); 52 m_services.push_back(service);
63} 53}
64 54
65/// Removes a service from the manager, also frees memory
66void Manager::DeleteService(const std::string& port_name) { 55void Manager::DeleteService(const std::string& port_name) {
67 Interface* service = FetchFromPortName(port_name); 56 Interface* service = FetchFromPortName(port_name);
68 m_services.erase(std::remove(m_services.begin(), m_services.end(), service), m_services.end()); 57 m_services.erase(std::remove(m_services.begin(), m_services.end(), service), m_services.end());
69 m_port_map.erase(port_name); 58 m_port_map.erase(port_name);
70 delete service;
71} 59}
72 60
73/// Get a Service Interface from its Handle
74Interface* Manager::FetchFromHandle(Handle handle) { 61Interface* Manager::FetchFromHandle(Handle handle) {
75 return Kernel::g_handle_table.Get<Interface>(handle); 62 return Kernel::g_handle_table.Get<Interface>(handle);
76} 63}
77 64
78/// Get a Service Interface from its port
79Interface* Manager::FetchFromPortName(const std::string& port_name) { 65Interface* Manager::FetchFromPortName(const std::string& port_name) {
80 auto itr = m_port_map.find(port_name); 66 auto itr = m_port_map.find(port_name);
81 if (itr == m_port_map.end()) { 67 if (itr == m_port_map.end()) {
diff --git a/src/core/hle/service/service.h b/src/core/hle/service/service.h
index 28b4ccd17..41ba1e554 100644
--- a/src/core/hle/service/service.h
+++ b/src/core/hle/service/service.h
@@ -114,29 +114,22 @@ private:
114 114
115/// Simple class to manage accessing services from ports and UID handles 115/// Simple class to manage accessing services from ports and UID handles
116class Manager { 116class Manager {
117
118public: 117public:
119 Manager(); 118 /// Add a service to the manager
120
121 ~Manager();
122
123 /// Add a service to the manager (does not create it though)
124 void AddService(Interface* service); 119 void AddService(Interface* service);
125 120
126 /// Removes a service from the manager (does not delete it though) 121 /// Removes a service from the manager
127 void DeleteService(const std::string& port_name); 122 void DeleteService(const std::string& port_name);
128 123
129 /// Get a Service Interface from its UID 124 /// Get a Service Interface from its Handle
130 Interface* FetchFromHandle(u32 uid); 125 Interface* FetchFromHandle(Handle handle);
131 126
132 /// Get a Service Interface from its port 127 /// Get a Service Interface from its port
133 Interface* FetchFromPortName(const std::string& port_name); 128 Interface* FetchFromPortName(const std::string& port_name);
134 129
135private: 130private:
136
137 std::vector<Interface*> m_services; 131 std::vector<Interface*> m_services;
138 std::map<std::string, u32> m_port_map; 132 std::map<std::string, u32> m_port_map;
139
140}; 133};
141 134
142/// Initialize ServiceManager 135/// Initialize ServiceManager