LDN services

LDN handles all local network communication.

ldn:m

This is "nn::ldn::detail::IMonitorServiceCreator".

Cmd	Name
0	#CreateMonitorService

CreateMonitorService

Returns an #IMonitorService.

The user-process closes the IMonitorServiceCreator object immediately after using this cmd.

IMonitorService

This is "nn::ldn::detail::IMonitorService".

Cmd	Name
0	GetStateForMonitor
1	GetNetworkInfoForMonitor
2	GetIpv4AddressForMonitor
3	GetDisconnectReasonForMonitor
4	GetSecurityParameterForMonitor
5	GetNetworkConfigForMonitor
100	#InitializeMonitor
101	#FinalizeMonitor

InitializeMonitor

No input/output.

This is used immediately after object creation. Official sw will Abort if this fails.

FinalizeMonitor

No input/output.

This is used during service exit, prior to closing the object. Official sw will Abort if this fails.

ldn:s

This is "nn::ldn::detail::ISystemServiceCreator".

Cmd	Name
0	#CreateSystemLocalCommunicationService

CreateSystemLocalCommunicationService

Returns an #ISystemLocalCommunicationService.

The user-process closes the ISystemServiceCreator object immediately after using this cmd. Official sw ignores errors from this cmd.

ISystemLocalCommunicationService

This is "nn::ldn::detail::ISystemLocalCommunicationService".

Cmd	Name
0	GetState
1	GetNetworkInfo
2	GetIpv4Address
3	GetDisconnectReason
4	GetSecurityParameter
5	GetNetworkConfig
100	AttachStateChangeEvent
101	GetNetworkInfoLatestUpdate
102	Scan
103	ScanPrivate
104	[5.0.0+] SetWirelessControllerRestriction
200	OpenAccessPoint
201	CloseAccessPoint
202	CreateNetwork
203	CreateNetworkPrivate
204	DestroyNetwork
205	Reject
206	SetAdvertiseData
207	SetStationAcceptPolicy
208	AddAcceptFilterEntry
209	ClearAcceptFilter
300	OpenStation
301	CloseStation
302	Connect
303	ConnectPrivate
304	Disconnect
400	#InitializeSystem
401	#FinalizeSystem
402	[4.0.0+] SetOperationMode
403	[7.0.0+] #InitializeSystem2

InitializeSystem

Takes an input PID and an u64 pid_placeholder.

This is used immediately after object creation.

With [7.0.0+] #InitializeSystem2 is used instead.

FinalizeSystem

No input/output.

This is used during service exit, prior to closing the object. Official sw will Abort if this fails.

InitializeSystem2

Takes an input PID, an u32, and an u64 pid_placeholder.

Official sw uses hard-coded value 0x1 for the u32.

ldn:u

This is "nn::ldn::detail::IUserServiceCreator".

Cmd	Name
0	#CreateUserLocalCommunicationService

CreateUserLocalCommunicationService

Returns an #IUserLocalCommunicationService.

The user-process closes the IUserServiceCreator object immediately after using this cmd. Official sw ignores errors from this cmd.

IUserLocalCommunicationService

This is "nn::ldn::detail::IUserLocalCommunicationService".

Cmd	Name
0	GetState
1	GetNetworkInfo
2	GetIpv4Address
3	GetDisconnectReason
4	GetSecurityParameter
5	GetNetworkConfig
100	AttachStateChangeEvent
101	GetNetworkInfoLatestUpdate
102	Scan
103	ScanPrivate
104	[5.0.0+] SetWirelessControllerRestriction
200	OpenAccessPoint
201	CloseAccessPoint
202	CreateNetwork
203	CreateNetworkPrivate
204	DestroyNetwork
205	Reject
206	SetAdvertiseData
207	SetStationAcceptPolicy
208	AddAcceptFilterEntry
209	ClearAcceptFilter
300	OpenStation
301	CloseStation
302	Connect
303	ConnectPrivate
304	Disconnect
400	#Initialize
401	#Finalize
402	[7.0.0+] #Initialize2

Initialize

Takes an input PID and an u64 pid_placeholder.

This is used immediately after object creation.

With [7.0.0+] #Initialize2 is used instead.

Finalize

No input/output.

This is used during service exit, prior to closing the object. Official sw will Abort if this fails.

Initialize2

Takes an input PID, an u32, and an u64 pid_placeholder.

Official sw uses hard-coded value 0x1 for the u32.

ndd

This is "nn::ndd::IService".

This was added with [5.0.0] and removed with [6.0.0].

Cmd	Name
0	EnableAutoCommunication
1	DisableAutoCommunication
2	IsAutoCommunicationEnabled
3	EnablePowerSave
4	DisablePowerSave
5	IsPowerSaveEnabled
6	IsNetworkActive
7	AcquireSendDataUpdateEvent
8	AddSendData
9	ClearSendData
10	GetSendData
11	AcquireReceiveDataEvent
12	GetCurrentReceiveDataCounter
13	GetOldestReceiveDataCounter
14	GetNextReceiveDataCounter
15	GetAvailableReceiveDataCount
16	GetRecentReceiveDataCounter
17	GetReceiveData
18	AddReceiveData
19	ClearReceiveData
20	ClearDataIdFilter
21	AcquireDeviceScanEvent
22	StartDeviceScan
23	CancelDeviceScan
24	GetDeviceScanResult

lp2p:app, lp2p:sys

These are "nn::lp2p::detail::INetworkServiceCreator".

These were added with [9.0.0+].

Cmd	Name
0	CreateNetworkService
8	CreateNetworkServiceMonitor

INetworkService

This is "nn::lp2p::detail::INetworkService".

Cmd	Name
0	Initialize
[9.0.0-9.0.1] 256	AttachNetworkInterfaceStateChangeEvent
[9.0.0-9.0.1] 264	GetNetworkInterfaceLastError
[9.0.0-9.0.1] 272	GetRole
[9.0.0-9.0.1] 280
[9.0.0-9.0.1] 288	GetGroupInfo
[9.0.0-9.0.1] 296
[9.0.0-9.0.1] 304
[9.0.0-9.0.1] 312
[9.0.0-9.0.1] 320
512
768
776
784
1536	SendToOtherGroup
1544	RecvFromOtherGroup
1552	AddAcceptableGroupId
1560	[9.1.0+]

Initialize

Returns 0.

INetworkServiceMonitor

This is "nn::lp2p::detail::INetworkServiceMonitor".

This interface has no commands, until [9.1.0+] which added actual commands.

Cmd	Name
0	Initialize
256	AttachNetworkInterfaceStateChangeEvent
264	GetNetworkInterfaceLastError
272	GetRole
280
281
288	GetGroupInfo
296
304
312
320
328	AttachJoinEvent
336

Initialize

Returns 0.

lp2p:m

This is "nn::lp2p::detail::IMonitorServiceCreator".

This was added with [9.1.0+].

Cmd	Name
0	#CreateMonitorService

CreateMonitorService

Takes a PID, a total of 0x10-bytes of input, and returns an #IMonitorService.

IMonitorService

This is "nn::lp2p::detail::IMonitorService".

Cmd	Name
0	Initialize
288	GetGroupInfo
320

Initialize

Returns 0.

Ssid

This is "nn::ldn::Ssid".

When converting a Ssid to a string, the loaded chars from the string must be in the range of 0x20-0x7F, otherwise the byte written to the string will be 0.

Offset	Size	Description
0x0	0x1	Length excluding NUL-terminator, must be 0x1-0x20.
0x1	0x21	SSID string including NUL-terminator, str[{above length}] must be 0.