/******************************************************* HIDAPI - Multi-Platform library for communication with HID devices. libusb/hidapi Team Copyright 2022, All Rights Reserved. At the discretion of the user of this library, this software may be licensed under the terms of the GNU General Public License v3, a BSD-Style license, or the original HIDAPI license as outlined in the LICENSE.txt, LICENSE-gpl3.txt, LICENSE-bsd.txt, and LICENSE-orig.txt files located at the root of the source distribution. These files may also be found in the public source code repository located at: https://github.com/libusb/hidapi . ********************************************************/ /** @file * @defgroup API hidapi API * * Since version 0.12.0, @ref HID_API_VERSION >= HID_API_MAKE_VERSION(0, 12, 0) */ #ifndef HIDAPI_WINAPI_H__ #define HIDAPI_WINAPI_H__ #include #include #include "hidapi.h" #ifdef __cplusplus extern "C" { #endif /** @brief Get the container ID for a HID device. Since version 0.12.0, @ref HID_API_VERSION >= HID_API_MAKE_VERSION(0, 12, 0) This function returns the `DEVPKEY_Device_ContainerId` property of the given device. This can be used to correlate different interfaces/ports on the same hardware device. @ingroup API @param dev A device handle returned from hid_open(). @param container_id The device's container ID on return. @returns This function returns 0 on success and -1 on error. */ int HID_API_EXPORT_CALL hid_winapi_get_container_id(hid_device *dev, GUID *container_id); /** * @brief Reconstructs a HID Report Descriptor from a Win32 HIDP_PREPARSED_DATA structure. * This reconstructed report descriptor is logical identical to the real report descriptor, * but not byte wise identical. * * @param[in] hidp_preparsed_data Pointer to the HIDP_PREPARSED_DATA to read, i.e.: the value of PHIDP_PREPARSED_DATA, * as returned by HidD_GetPreparsedData WinAPI function. * @param buf Pointer to the buffer where the report descriptor should be stored. * @param[in] buf_size Size of the buffer. The recommended size for the buffer is @ref HID_API_MAX_REPORT_DESCRIPTOR_SIZE bytes. * * @return Returns size of reconstructed report descriptor if successful, -1 for error. */ int HID_API_EXPORT_CALL hid_winapi_descriptor_reconstruct_pp_data(void *hidp_preparsed_data, unsigned char *buf, size_t buf_size); /** * @brief Sets the timeout for hid_write operation. * * Since version 0.15.0, @ref HID_API_VERSION >= HID_API_MAKE_VERSION(0, 15, 0) * * The default timeout is 1sec for winapi backend. * * In case if 1sec is not enough, on in case of multi-platform development, * the recommended value is 5sec, e.g. to match (unconfigurable) 5sec timeout * set for hidraw (linux kernel) implementation. * * When the timeout is set to 0, hid_write function becomes non-blocking and would exit immediately. * When the timeout is set to INFINITE ((DWORD)-1), the function will not exit, * until the write operation is performed or an error occured. * See dwMilliseconds parameter documentation of WaitForSingleObject function. * * @param timeout New timeout value in milliseconds. */ void HID_API_EXPORT_CALL hid_winapi_set_write_timeout(hid_device *dev, unsigned long timeout); #ifdef __cplusplus } #endif #endif