Difference between revisions of "Capmtp services"
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| − | This implements the MTP PTP [https://www.usb.org/document-library/media-transfer-protocol-v11-spec-and-mtp-v11-adopters-agreement protocol]. | + | This implements the MTP PTP [https://www.usb.org/document-library/media-transfer-protocol-v11-spec-and-mtp-v11-adopters-agreement protocol]. This was added with [[11.0.0]]. |
= capmtp = | = capmtp = | ||
Revision as of 18:30, 7 December 2020
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.
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.