Capmtp services

This implements the MTP PTP protocol. This was added with 11.0.0.

capmtp

This is "nn::capmtp::ICapmtpRootSession".

Cmd	Name	Notes
0		No input. Returns a session of #ICapmtpInterface

ICapmtpInterface

This is "nn::capmtp::ICapmtpInterface".

Cmd	Name	Notes
0		Takes a u32 max folder count, a u32 max image count, a u32 max video count, a transfer memory handle + u32 size and a type-0x5 buffer translated "Other" utf-16 string.
1		No input or output. Unmaps transfer memory from Cmd0, stops "nn.capmtp.CapmtpCommandLoop".
2		No input or output. Starts MTP command handler thread "nn.capmtp.CapmtpCommandLoop".
3		No input or output. Stops "nn.capmtp.CapmtpCommandLoop".
4		No input. Returns true if "nn.capmtp.CapmtpCommandLoop" is running.
5		No input. Returns readable event handle. Signaled when the USB connection status changes.
6		No input. Returns true if a USB connection is established.
7		No input. Returns readable event handle. Signaled when an error occurred during album scan.
8		No input or output. Returns the album scan Result.

Notes

Only PTP operations 0x1001-0x100A are available.

• OpenSession/CloseSession only allow a maximum of 1 session to be opened.
• DeviceInfo: Serial Number is set to the output from GetSerialNumber. Device Version is set to the SystemVersion DisplayVersion.

While this has access to fsp-srv it remains unused. Images and Videos are loaded with caps:a.

Program names are loaded with ns using the transfer memory from Cmd0.