Hid descriptor tool linux. It can be run directly from the git repository or installed via pip3 install hid-tools. USB HID Tool can be built on Windows using the Microsoft Visual C++ Build Tools. It is a command-line program that allows you to exercise just about every aspect of hidapi. Introduction Parsing HID report descriptors Output, Input and Feature Reports Collections, Report IDs and Evdev HIDAPI is a multi-platform library which allows an application to interface with USB and Bluetooth HID-Class devices on Windows, Linux, FreeBSD, and macOS. When run without any arguments, the tool prints a list of available devices. h>, along with some other useful #defines and structures. 0 allows you to read and parse reports from any USB HID input device. We use it when fixing tablet report descriptors for consumption by the Linux kernel. This window displays HID Report descriptors. An XML format is developed and supported for input and output. All the tutorials I've read about usb hid report descriptors use numbers to represent data. Is there any command/tool which can give us the continuous HID input reports from a USB HID device in Linux? Instead of adding fake platform devices and drivers in order to pass some data to the kernel, if HID is a part of a gadget composed with configfs the hidg_func_descriptor. Use the keyboard or mouse to select the text in the window and select the Edit A Simple library for communicating with USB and Bluetooth HID devices on Linux, Mac, and Windows. 3" document - which describes the values of many Usage Pages and Usages within those pages that can appear in a Report Descriptor Having said that, the documentation is notoriously obtuse and will require considerable effort to digest. Instead of adding fake platform devices and drivers in order to pass some data to the kernel, if HID is a part of a gadget composed with configfs the hidg_func_descriptor. Introduction Parsing HID report descriptors Output, Input and Feature Reports Collections, Report IDs and Evdev This descriptor is different from the USB Config & Device Descriptors Those two are easily discoverable using standard system tools, but for whatever reason, getting HID Report Descriptors is much harder. rptDsc, you are recommended to copy \rptDsc to the path refered above so that Version 2. It is aimed to replace the HID Descriptor Tool [2], produced by the USB Implementers Forum, and address its shortcomings. ) * For those not in the know, the Microsoft Natural Keyboard registers as both a regular keyboard and a generic HID device. It also refers to the HID protocol, a standard for bi-directional communication between a host and a device that is designed to simplify the installation procedure. The HID usage identifier is a composite of the HID usage page shifted to the 16 high order bits ORed with the usage code. HID Descriptor Previous Article Getting Started Next Article This tool window displays the decoded USB HID descriptor, available for devices belonging to USB HID class. The output format can be used with hid-replay for debugging. an extendable hid descriptor tool, implements a free conversion between hexdemical codes, data structure definition and the report descriptor written in higher level language. Included are Usage Table files for the HID Usage Table document 1 Waratah is a HID descriptor composition tool. Contribute to btielen/hid_tools development by creating an account on GitHub. g. Debugging tools for users hid-recorder hid-recorder prints the HID Report Descriptor from a /dev/hidraw device node and any HID reports coming from that device. 4 lsusb -v gives the information of the device descriptor of a USB device. 0 Release Candidate 2, and Power Class Spec. Parse a USB HID Report Descriptor. The tool also supports a variety of output formats (. Covers HID-over-GATT, report maps, and protocol modes. A report is binary data. The "HID Usage Tables 1. Native descriptor format is fully supported. A Human Interface Device (HID) is a type of device that takes input from or provides output to humans. Output to C source code with Failed HID descriptor requests are remembered and not performed again because they make some device crash and restart Root node "My Computer" shown before device and USB enumeration In the previous two HID articles, we talked about stealing HID descriptors, learned about a number of cool tools you can use for HID hacking on Linux, and created a touchscreen device. This article describes how user-mode applications and kernel-mode drivers obtain HID reports from a HID collection. Hidrd is a library and a tool for reading, writing and converting HID report descriptors in/between various formats, with support as follows: It allows peripheral and driver developers to use a common set of HID report descriptors, device usages and reports to describe the characteristics of a PID class device. Developers of HID applications intended to communicate with all devices that expose common functionality might not know the size and format of the HID reports. USB HID class consists of many possible devices, e. This chapter is meant to give a broad overview of what HID report descriptors are, and of how a casual (non-kernel) programmer can deal with HID devices that are not working well with Linux. The report descriptor is binary data that specifies the device type and the details of the reports that the device sends and receives. It is an alternative to and in some ways an improvement over the official HID Descriptor Tool. For whatever reason, getting HID Report Descriptors is much harder. This tool allows you to create, edit and validate HID Report Descriptors. I’ve found it very useful. But that's not all! This tool allows you to create, edit and validate USB HID Report Descriptors. This category of application understands certain top level collections and certain usages. Todbot blogs about Windows and Mac tools to get HID report descriptors: The "parse USB HID report descriptor" function is the reverse of the (horrible) "HID Descriptor Tool" provided by USB. The upstream fix reworks the HID descriptor handling so that the kernel only attempts to parse the mandatory report descriptor and removes an unsafe loop that could index past the end of the reported descriptor array. The HID protocol was originally developed for USB devices but has since been implemented over many other protocols, including Introduction to HID report descriptors ¶ This chapter is meant to give a broad overview of what HID report descriptors are, and of how a casual (non-kernel) programmer can deal with HID devices that are not working well with Linux. exe is deprecated and no further development is planned. org, and I think that I understand how descriptors work in general and how they translate to HID paths, but my attempts to read and write data to the device have failed. containing the HID usage identifier for the status that changed, and the value that it was changed to. - signal11/hidapi To help diagnose USB HID communication and to test out updates to hidapi, I wrote hidapitester. Such other descriptors could be report descriptors and physical descriptors. . This descriptor is different from the USB Config & Device Descriptors. Where do these numbers come from? Example: 0x05, 0x01, // USAGE_PAGE (Generic Desktop) Report Descriptors To define an HID device, you need to supply an HID report descriptor. Background / Overview CVE‑2025‑38103 is an in‑kernel bug in the HID (Human Interface Device) subsystem. In the next article, I want to give you a Linux-compatible toolkit for playing with both device descriptors and HID packets, showing you how to quickly and easily debug all sides of the equation I'm building a Linux kernel module that needs to read an HID device, to send data to a hypervisor using RPC communication. To address this, I’ve created two tools: win-hid-dump and mac-hid-dump from code snippets around the Net. report_desc is passed to the kernel by writing the appropriate stream of bytes to a configfs attribute. Included are Usage Table files for the HID Usage Table document 1 HID 报告描述符 通过 报告描述符 的条目定义了HID报告数据的格式。 对于大部分的HID设备来说，数据的传输方向都是输入的，即使用输入端点数据从设备端到主机端，并且使用的是中断的方式。 当然HID设备不仅仅为数据的输入，有时也需要数据的输出。 The "HID Usage Tables 1. This article details how to use /dev/hidraw and the HID report descriptor to reverse-engineer and read real-time data from a UPS. Introduction Parsing HID report descriptors Output, Input and Feature Reports Collections, Report IDs and Evdev HIDRAW - Raw Access to USB and Bluetooth Human Interface Devices ¶ The hidraw driver provides a raw interface to USB and Bluetooth Human Interface Devices (HIDs). Pre-built binaries for MacOS, Windows, and Linux Ubuntu x64. DT uses ASCII based Usage Tables and supports vendor defined pages as well. It does this by providing full report descriptor and report parsing capability. Before writing report descriptor in DscInput. Note that the structure is defined within <linux/hiddev. Hidraw should be used if the userspace application knows exactly how to communicate The OS then only permits those reports to be sent and received. The hidrd package is a library and collection of tools for parsing and generating HID report descriptors. Hidviz Hidviz is a GUI application for in-depth analysis of USB HID class devices. I have read the details contained in the Device Class Definition for HID section from usb. These assumptions are necessary, as I'm working in embedded Linux and the Simple command-line program to test HIDAPI. It differs from hiddev in that reports sent and received are not parsed by the HID parser, but are sent to and received from the device unmodified. Specification example format is supported for output. win-hid-dump is a small command-line app to output the HID Report Descriptors of all connected HID devices. Waratah is the recommended replacement. inc, . 0 Release Candidate 1, Monitor Class 1. The output can be imported as an array initializer. The !hidtree command displays a list of commands and addresses that you can use to investigate device objects, preparsed HID data, and HID report descriptors. To me these are mainly the inability to read native descriptor format, GUI-only interface, and instability, plus it is Windows-only (although it runs under WINE). The 2 main usecases of this application are reverse-engineering existing devices and developing new USB HID devices. Note that to build the correct version you should run the command in the correct environment. Can also be used for authoring report descriptors and Human Interface Device (HID) Tools for Windows and Devices - microsoft/hidtools Deprecated Links and Tools HID Descriptor Tool This tool allows you to create, edit and validate HID Report Descriptors. h文件）生成的hid report map： // 蓝牙自拍杆 static const uint8_t hids_report_descriptor [] = { // Report ID 1: Advanced buttons 0x05, 0x0C, // Usage Page (Consumer) 0x09, 0x01, // Usage (Consumer Control) Note: dt. When you plug in an HID device, it sends its report descriptor (s) to the host computer. Included are Usage Table files for the HID Usage Table document 1. 所以重点就是了解hid report map，下面附上一张自己用“HID Descriptor tool”工具（保存为. mice, keyboards, joysticks and gamepads. Contribute to todbot/hidapitester development by creating an account on GitHub. HIDAPI can be either built as a shared library (. ). You can scroll the contents of the window to view the whole information if it is larger than window. Because USB devices are generally embedded devices, this tool is designed with the C programming language in mind. org, and the display format is very similar. Getting started with the HID extensions To start debugging a HID issue, enter the !hidtree command. Nov 20, 2025 · hid-tools is a set of tools to interact with the kernel's HID subsystem. dll or . Nobody would use Windows for a heist anyway, what’s It is called simply "hidrd". Together with the lists in the document «HID Usage Tables» of the USB Implementers‘ Forum, I trusted myselfe to be capable of creating an HID report descriptor with the HID Descriptor Tool from USB. Explore and interact with HID devices using this web-based tool, providing an easy way to test and debug Human Interface Devices. Nov 8, 2025 · Discover how Linux exposes raw USB device data, even without a driver. You can read USB gamepads, scales, anything you need. hidrd A library and a tool for reading, writing and converting HID report descriptors in/between various formats. Bluetooth HID explained: how USB HID was adapted for wireless keyboards, mice, and gamepads over Bluetooth LE. So I assume that this pedal thing can work on Linux as well, but the question is how? (I'm new to the lower-level stuff on Linux, so please be generous with links to introduction or tutorial whenever applicable. Human Interface Devices (HID) ¶ Introduction to HID report descriptors Care and feeding of your Human Interface Devices HIDRAW - Raw Access to USB and Bluetooth Human Interface Devices HID Sensors Framework HID I/O Transport Drivers HID-BPF UHID - User-space I/O driver support for HID subsystem ALPS HID Touchpad Protocol Intel Integrated Oct 15, 2022 · The HID class device descriptor defines and identifies which other descriptors present. org (to parse raw HID descriptors and requests into C-Arrays with human-readable descriptions, you can use this tool of Frank Zhao). You can use it to: Scan for connected HID devices, optionally by VID, PID, usagePage, usage Send OUTPUT reports, with Development Tools The project has created and is using a number of tools to help with debugging tablet issues and developing new drivers. HIDSharp is, to my knowledge, the first driverless cross-platform library which can do HID报告 描述符通过报告描述符的条目定义了 HID报告 数据的格式。 对于大部分的HID设备来说，数据的传输方向都是输入的，即使用输入端点数据从设备端到主机端，并且使用的是中断的方式。 当然HID设备不仅仅为数据的输入，有时也需要数据的输出。 Human Interface Devices (HID) ¶ Introduction to HID report descriptors Care and feeding of your Human Interface Devices HIDRAW - Raw Access to USB and Bluetooth Human Interface Devices HID Sensors Framework HID I/O Transport Drivers HID-BPF UHID - User-space I/O driver support for HID subsystem ALPS HID Touchpad Protocol Intel Integrated HID Tools Collection My collection of tools gathered over time useful in developing, testing and reverse engineering various gaming peripherals based on HID and USB. Except for the web-based tools, these tools are for Linux, but please remember that you can always use a virtual machine or a Raspberry Pi. txt, . Those two are easily discoverable using standard system tools. h, etc. Introduction to HID report descriptors ¶ This chapter is meant to give a broad overview of what HID report descriptors are, and of how a casual (non-kernel) programmer can deal with HID devices that are not working well with Linux. Think of it as sort of a Windows version of usbhid-dump. It offers a high-level of abstraction, eliminates common errors (by design), and optimizes the descriptor to reduce byte size. This time, l… The "parse USB HID report descriptor" function is the reverse of the (horrible) "HID Descriptor Tool" provided by USB. so, . dylib) or can be embedded directly into a target application by adding a single source file (per platform) and a single header. Note: dt. c05ob, lafraw, qplj7, z50uuq, cow5, fffxz, kesres, gtaug, avne1, 4khk,