move class files
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hathach
304
tinyusb/class/hid/hid_host.c
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304
tinyusb/class/hid/hid_host.c
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/**************************************************************************/
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/*!
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@file hid_host.c
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@author hathach (tinyusb.org)
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@section LICENSE
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Software License Agreement (BSD License)
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Copyright (c) 2013, hathach (tinyusb.org)
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. Neither the name of the copyright holders nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
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EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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This file is part of the tinyusb stack.
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*/
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/**************************************************************************/
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#include "tusb_option.h"
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#if (MODE_HOST_SUPPORTED && HOST_CLASS_HID)
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#define _TINY_USB_SOURCE_FILE_
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//--------------------------------------------------------------------+
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// INCLUDE
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//--------------------------------------------------------------------+
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#include "common/common.h"
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#include "hid_host.h"
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//--------------------------------------------------------------------+
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// MACRO CONSTANT TYPEDEF
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//--------------------------------------------------------------------+
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//--------------------------------------------------------------------+
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// HID Interface common functions
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//--------------------------------------------------------------------+
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static inline tusb_error_t hidh_interface_open(uint8_t dev_addr, uint8_t interface_number, tusb_descriptor_endpoint_t const *p_endpoint_desc, hidh_interface_info_t *p_hid)
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{
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p_hid->pipe_hdl = hcd_pipe_open(dev_addr, p_endpoint_desc, TUSB_CLASS_HID);
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p_hid->report_size = p_endpoint_desc->wMaxPacketSize.size; // TODO get size from report descriptor
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p_hid->interface_number = interface_number;
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ASSERT (pipehandle_is_valid(p_hid->pipe_hdl), TUSB_ERROR_HCD_FAILED);
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return TUSB_ERROR_NONE;
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}
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static inline void hidh_interface_close(hidh_interface_info_t *p_hid)
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{
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(void) hcd_pipe_close(p_hid->pipe_hdl);
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memclr_(p_hid, sizeof(hidh_interface_info_t));
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}
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// called from public API need to validate parameters
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tusb_error_t hidh_interface_get_report(uint8_t dev_addr, void * report, hidh_interface_info_t *p_hid)
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{
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//------------- parameters validation -------------//
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// TODO change to use is configured function
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ASSERT_INT (TUSB_DEVICE_STATE_CONFIGURED, tuh_device_get_state(dev_addr), TUSB_ERROR_DEVICE_NOT_READY);
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ASSERT_PTR (report, TUSB_ERROR_INVALID_PARA);
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ASSERT_FALSE(hcd_pipe_is_busy(p_hid->pipe_hdl), TUSB_ERROR_INTERFACE_IS_BUSY);
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ASSERT_STATUS( hcd_pipe_xfer(p_hid->pipe_hdl, report, p_hid->report_size, true) ) ;
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return TUSB_ERROR_NONE;
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}
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//--------------------------------------------------------------------+
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// KEYBOARD
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//--------------------------------------------------------------------+
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#if TUSB_CFG_HOST_HID_KEYBOARD
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#define EXPAND_KEYCODE_TO_ASCII(keycode, ascii, shift_modified) \
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[0][keycode] = ascii,\
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[1][keycode] = shift_modified,\
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// TODO size of table should be a macro for application to check boundary
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uint8_t const hid_keycode_to_ascii_tbl[2][128] =
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{
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HID_KEYCODE_TABLE(EXPAND_KEYCODE_TO_ASCII)
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};
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STATIC_VAR hidh_interface_info_t keyboardh_data[TUSB_CFG_HOST_DEVICE_MAX]; // does not have addr0, index = dev_address-1
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//------------- KEYBOARD PUBLIC API (parameter validation required) -------------//
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bool tuh_hid_keyboard_is_mounted(uint8_t dev_addr)
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{
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return tuh_device_is_configured(dev_addr) && pipehandle_is_valid(keyboardh_data[dev_addr-1].pipe_hdl);
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}
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tusb_error_t tuh_hid_keyboard_get_report(uint8_t dev_addr, void* p_report)
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{
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return hidh_interface_get_report(dev_addr, p_report, &keyboardh_data[dev_addr-1]);
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}
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bool tuh_hid_keyboard_is_busy(uint8_t dev_addr)
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{
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return tuh_hid_keyboard_is_mounted(dev_addr) &&
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hcd_pipe_is_busy( keyboardh_data[dev_addr-1].pipe_hdl );
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}
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#endif
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//--------------------------------------------------------------------+
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// MOUSE
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//--------------------------------------------------------------------+
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#if TUSB_CFG_HOST_HID_MOUSE
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STATIC_VAR hidh_interface_info_t mouseh_data[TUSB_CFG_HOST_DEVICE_MAX]; // does not have addr0, index = dev_address-1
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//------------- Public API -------------//
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bool tuh_hid_mouse_is_mounted(uint8_t dev_addr)
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{
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return tuh_device_is_configured(dev_addr) && pipehandle_is_valid(mouseh_data[dev_addr-1].pipe_hdl);
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}
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bool tuh_hid_mouse_is_busy(uint8_t dev_addr)
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{
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return tuh_hid_mouse_is_mounted(dev_addr) &&
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hcd_pipe_is_busy( mouseh_data[dev_addr-1].pipe_hdl );
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}
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tusb_error_t tuh_hid_mouse_get_report(uint8_t dev_addr, void * report)
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{
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return hidh_interface_get_report(dev_addr, report, &mouseh_data[dev_addr-1]);
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}
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#endif
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//--------------------------------------------------------------------+
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// GENERIC
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//--------------------------------------------------------------------+
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#if TUSB_CFG_HOST_HID_GENERIC
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//STATIC_ struct {
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// hidh_interface_info_t
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//} generic_data[TUSB_CFG_HOST_DEVICE_MAX];
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#endif
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//--------------------------------------------------------------------+
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// CLASS-USBH API (don't require to verify parameters)
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//--------------------------------------------------------------------+
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void hidh_init(void)
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{
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#if TUSB_CFG_HOST_HID_KEYBOARD
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memclr_(&keyboardh_data, sizeof(hidh_interface_info_t)*TUSB_CFG_HOST_DEVICE_MAX);
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#endif
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#if TUSB_CFG_HOST_HID_MOUSE
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memclr_(&mouseh_data, sizeof(hidh_interface_info_t)*TUSB_CFG_HOST_DEVICE_MAX);
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#endif
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#if TUSB_CFG_HOST_HID_GENERIC
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hidh_generic_init();
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#endif
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}
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#if 0
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TUSB_CFG_ATTR_USBRAM uint8_t report_descriptor[256];
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#endif
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tusb_error_t hidh_open_subtask(uint8_t dev_addr, tusb_descriptor_interface_t const *p_interface_desc, uint16_t *p_length)
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{
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tusb_error_t error;
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uint8_t const *p_desc = (uint8_t const *) p_interface_desc;
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//------------- HID descriptor -------------//
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p_desc += p_desc[DESCRIPTOR_OFFSET_LENGTH];
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tusb_hid_descriptor_hid_t const *p_desc_hid = (tusb_hid_descriptor_hid_t const *) p_desc;
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ASSERT_INT(HID_DESC_TYPE_HID, p_desc_hid->bDescriptorType, TUSB_ERROR_INVALID_PARA);
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//------------- Endpoint Descriptor -------------//
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p_desc += p_desc[DESCRIPTOR_OFFSET_LENGTH];
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tusb_descriptor_endpoint_t const * p_endpoint_desc = (tusb_descriptor_endpoint_t const *) p_desc;
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ASSERT_INT(TUSB_DESC_TYPE_ENDPOINT, p_endpoint_desc->bDescriptorType, TUSB_ERROR_INVALID_PARA);
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OSAL_SUBTASK_BEGIN
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//------------- SET IDLE (0) request -------------//
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OSAL_SUBTASK_INVOKED_AND_WAIT(
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usbh_control_xfer_subtask( dev_addr, bm_request_type(TUSB_DIR_HOST_TO_DEV, TUSB_REQUEST_TYPE_CLASS, TUSB_REQUEST_RECIPIENT_INTERFACE),
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HID_REQUEST_CONTROL_SET_IDLE, 0, p_interface_desc->bInterfaceNumber,
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0, NULL ),
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error
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);
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(void) error; // skip if set idle is failed
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#if 0
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//------------- Get Report Descriptor TODO HID parser -------------//
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if ( p_desc_hid->bNumDescriptors )
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{
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OSAL_SUBTASK_INVOKED_AND_WAIT(
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usbh_control_xfer_subtask( dev_addr, bm_request_type(TUSB_DIR_DEV_TO_HOST, TUSB_REQUEST_TYPE_STANDARD, TUSB_REQUEST_RECIPIENT_INTERFACE),
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TUSB_REQUEST_GET_DESCRIPTOR, (p_desc_hid->bReportType << 8), 0,
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p_desc_hid->wReportLength, report_descriptor ),
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error
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);
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(void) error; // if error in getting report descriptor --> treating like there is none
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}
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#endif
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if ( HID_SUBCLASS_BOOT == p_interface_desc->bInterfaceSubClass )
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{
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#if TUSB_CFG_HOST_HID_KEYBOARD
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if ( HID_PROTOCOL_KEYBOARD == p_interface_desc->bInterfaceProtocol)
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{
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SUBTASK_ASSERT_STATUS ( hidh_interface_open(dev_addr, p_interface_desc->bInterfaceNumber, p_endpoint_desc, &keyboardh_data[dev_addr-1]) );
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tuh_hid_keyboard_mounted_cb(dev_addr);
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} else
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#endif
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#if TUSB_CFG_HOST_HID_MOUSE
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if ( HID_PROTOCOL_MOUSE == p_interface_desc->bInterfaceProtocol)
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{
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SUBTASK_ASSERT_STATUS ( hidh_interface_open(dev_addr, p_interface_desc->bInterfaceNumber, p_endpoint_desc, &mouseh_data[dev_addr-1]) );
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tuh_hid_mouse_mounted_cb(dev_addr);
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} else
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#endif
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{
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SUBTASK_RETURN(TUSB_ERROR_HIDH_NOT_SUPPORTED_PROTOCOL); // exit & restart task
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}
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}else
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{
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SUBTASK_RETURN(TUSB_ERROR_HIDH_NOT_SUPPORTED_SUBCLASS); // exit & restart task
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}
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*p_length = sizeof(tusb_descriptor_interface_t) + sizeof(tusb_hid_descriptor_hid_t) + sizeof(tusb_descriptor_endpoint_t);
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OSAL_SUBTASK_END
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}
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void hidh_isr(pipe_handle_t pipe_hdl, tusb_event_t event, uint32_t xferred_bytes)
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{
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(void) xferred_bytes; // TODO may need to use this para later
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#if TUSB_CFG_HOST_HID_KEYBOARD
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if ( pipehandle_is_equal(pipe_hdl, keyboardh_data[pipe_hdl.dev_addr-1].pipe_hdl) )
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{
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tuh_hid_keyboard_isr(pipe_hdl.dev_addr, event);
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return;
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}
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#endif
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#if TUSB_CFG_HOST_HID_MOUSE
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if ( pipehandle_is_equal(pipe_hdl, mouseh_data[pipe_hdl.dev_addr-1].pipe_hdl) )
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{
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tuh_hid_mouse_isr(pipe_hdl.dev_addr, event);
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return;
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}
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#endif
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#if TUSB_CFG_HOST_HID_GENERIC
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#endif
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}
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void hidh_close(uint8_t dev_addr)
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{
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#if TUSB_CFG_HOST_HID_KEYBOARD
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if ( pipehandle_is_valid( keyboardh_data[dev_addr-1].pipe_hdl ) )
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{
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hidh_interface_close(&keyboardh_data[dev_addr-1]);
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tuh_hid_keyboard_unmounted_cb(dev_addr);
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}
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#endif
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#if TUSB_CFG_HOST_HID_MOUSE
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if( pipehandle_is_valid( mouseh_data[dev_addr-1].pipe_hdl ) )
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{
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hidh_interface_close(&mouseh_data[dev_addr-1]);
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tuh_hid_mouse_unmounted_cb( dev_addr );
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}
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#endif
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#if TUSB_CFG_HOST_HID_GENERIC
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hidh_generic_close(dev_addr);
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#endif
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}
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#endif
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