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authorRyan <fauxpark@gmail.com>2021-08-18 18:20:25 +1000
committerGitHub <noreply@github.com>2021-08-18 18:20:25 +1000
commitb16091659cc9a724a8800f77e631643b4ab089ad (patch)
treee44933472c6d100bd4fc5d8a693d9d21e3c32f6f /lib/usbhost/USB_Host_Shield_2.0/hidboot.h
parentcf5e40c25139ff64ff246f1c6280e983ef75551c (diff)
Move USB Host Shield and Arduino core to `lib/` (#13973)
Diffstat (limited to 'lib/usbhost/USB_Host_Shield_2.0/hidboot.h')
-rw-r--r--lib/usbhost/USB_Host_Shield_2.0/hidboot.h618
1 files changed, 618 insertions, 0 deletions
diff --git a/lib/usbhost/USB_Host_Shield_2.0/hidboot.h b/lib/usbhost/USB_Host_Shield_2.0/hidboot.h
new file mode 100644
index 0000000000..fb63ec5e59
--- /dev/null
+++ b/lib/usbhost/USB_Host_Shield_2.0/hidboot.h
@@ -0,0 +1,618 @@
+/* Copyright (C) 2011 Circuits At Home, LTD. All rights reserved.
+
+This software may be distributed and modified under the terms of the GNU
+General Public License version 2 (GPL2) as published by the Free Software
+Foundation and appearing in the file GPL2.TXT included in the packaging of
+this file. Please note that GPL2 Section 2[b] requires that all works based
+on this software must also be made publicly available under the terms of
+the GPL2 ("Copyleft").
+
+Contact information
+-------------------
+
+Circuits At Home, LTD
+Web : http://www.circuitsathome.com
+e-mail : support@circuitsathome.com
+ */
+#if !defined(__HIDBOOT_H__)
+#define __HIDBOOT_H__
+
+#include "hid.h"
+
+#define UHS_HID_BOOT_KEY_ZERO 0x27
+#define UHS_HID_BOOT_KEY_ENTER 0x28
+#define UHS_HID_BOOT_KEY_SPACE 0x2c
+#define UHS_HID_BOOT_KEY_CAPS_LOCK 0x39
+#define UHS_HID_BOOT_KEY_SCROLL_LOCK 0x47
+#define UHS_HID_BOOT_KEY_NUM_LOCK 0x53
+#define UHS_HID_BOOT_KEY_ZERO2 0x62
+#define UHS_HID_BOOT_KEY_PERIOD 0x63
+
+// Don't worry, GCC will optimize the result to a final value.
+#define bitsEndpoints(p) ((((p) & HID_PROTOCOL_KEYBOARD)? 2 : 0) | (((p) & HID_PROTOCOL_MOUSE)? 1 : 0))
+#define totalEndpoints(p) ((bitsEndpoints(p) == 3) ? 3 : 2)
+#define epMUL(p) ((((p) & HID_PROTOCOL_KEYBOARD)? 1 : 0) + (((p) & HID_PROTOCOL_MOUSE)? 1 : 0))
+
+// Already defined in hid.h
+// #define HID_MAX_HID_CLASS_DESCRIPTORS 5
+
+struct MOUSEINFO {
+
+ struct {
+ uint8_t bmLeftButton : 1;
+ uint8_t bmRightButton : 1;
+ uint8_t bmMiddleButton : 1;
+ uint8_t bmDummy : 5;
+ };
+ int8_t dX;
+ int8_t dY;
+};
+
+class MouseReportParser : public HIDReportParser {
+
+ union {
+ MOUSEINFO mouseInfo;
+ uint8_t bInfo[sizeof (MOUSEINFO)];
+ } prevState;
+
+public:
+ void Parse(HID *hid, bool is_rpt_id, uint8_t len, uint8_t *buf);
+
+protected:
+
+ virtual void OnMouseMove(MOUSEINFO *mi) {
+ };
+
+ virtual void OnLeftButtonUp(MOUSEINFO *mi) {
+ };
+
+ virtual void OnLeftButtonDown(MOUSEINFO *mi) {
+ };
+
+ virtual void OnRightButtonUp(MOUSEINFO *mi) {
+ };
+
+ virtual void OnRightButtonDown(MOUSEINFO *mi) {
+ };
+
+ virtual void OnMiddleButtonUp(MOUSEINFO *mi) {
+ };
+
+ virtual void OnMiddleButtonDown(MOUSEINFO *mi) {
+ };
+};
+
+struct MODIFIERKEYS {
+ uint8_t bmLeftCtrl : 1;
+ uint8_t bmLeftShift : 1;
+ uint8_t bmLeftAlt : 1;
+ uint8_t bmLeftGUI : 1;
+ uint8_t bmRightCtrl : 1;
+ uint8_t bmRightShift : 1;
+ uint8_t bmRightAlt : 1;
+ uint8_t bmRightGUI : 1;
+};
+
+struct KBDINFO {
+
+ struct {
+ uint8_t bmLeftCtrl : 1;
+ uint8_t bmLeftShift : 1;
+ uint8_t bmLeftAlt : 1;
+ uint8_t bmLeftGUI : 1;
+ uint8_t bmRightCtrl : 1;
+ uint8_t bmRightShift : 1;
+ uint8_t bmRightAlt : 1;
+ uint8_t bmRightGUI : 1;
+ };
+ uint8_t bReserved;
+ uint8_t Keys[6];
+};
+
+struct KBDLEDS {
+ uint8_t bmNumLock : 1;
+ uint8_t bmCapsLock : 1;
+ uint8_t bmScrollLock : 1;
+ uint8_t bmCompose : 1;
+ uint8_t bmKana : 1;
+ uint8_t bmReserved : 3;
+};
+
+class KeyboardReportParser : public HIDReportParser {
+ static const uint8_t numKeys[10];
+ static const uint8_t symKeysUp[12];
+ static const uint8_t symKeysLo[12];
+ static const uint8_t padKeys[5];
+
+protected:
+
+ union {
+ KBDINFO kbdInfo;
+ uint8_t bInfo[sizeof (KBDINFO)];
+ } prevState;
+
+ union {
+ KBDLEDS kbdLeds;
+ uint8_t bLeds;
+ } kbdLockingKeys;
+
+ uint8_t OemToAscii(uint8_t mod, uint8_t key);
+
+public:
+
+ KeyboardReportParser() {
+ kbdLockingKeys.bLeds = 0;
+ };
+
+ void Parse(HID *hid, bool is_rpt_id, uint8_t len, uint8_t *buf);
+
+protected:
+
+ virtual uint8_t HandleLockingKeys(HID* hid, uint8_t key) {
+ uint8_t old_keys = kbdLockingKeys.bLeds;
+
+ switch(key) {
+ case UHS_HID_BOOT_KEY_NUM_LOCK:
+ kbdLockingKeys.kbdLeds.bmNumLock = ~kbdLockingKeys.kbdLeds.bmNumLock;
+ break;
+ case UHS_HID_BOOT_KEY_CAPS_LOCK:
+ kbdLockingKeys.kbdLeds.bmCapsLock = ~kbdLockingKeys.kbdLeds.bmCapsLock;
+ break;
+ case UHS_HID_BOOT_KEY_SCROLL_LOCK:
+ kbdLockingKeys.kbdLeds.bmScrollLock = ~kbdLockingKeys.kbdLeds.bmScrollLock;
+ break;
+ }
+
+ if(old_keys != kbdLockingKeys.bLeds && hid)
+ return (hid->SetReport(0, 0/*hid->GetIface()*/, 2, 0, 1, &kbdLockingKeys.bLeds));
+
+ return 0;
+ };
+
+ virtual void OnControlKeysChanged(uint8_t before, uint8_t after) {
+ };
+
+ virtual void OnKeyDown(uint8_t mod, uint8_t key) {
+ };
+
+ virtual void OnKeyUp(uint8_t mod, uint8_t key) {
+ };
+
+ virtual const uint8_t *getNumKeys() {
+ return numKeys;
+ };
+
+ virtual const uint8_t *getSymKeysUp() {
+ return symKeysUp;
+ };
+
+ virtual const uint8_t *getSymKeysLo() {
+ return symKeysLo;
+ };
+
+ virtual const uint8_t *getPadKeys() {
+ return padKeys;
+ };
+};
+
+template <const uint8_t BOOT_PROTOCOL>
+class HIDBoot : public HID //public USBDeviceConfig, public UsbConfigXtracter
+{
+ EpInfo epInfo[totalEndpoints(BOOT_PROTOCOL)];
+ HIDReportParser *pRptParser[epMUL(BOOT_PROTOCOL)];
+
+ uint8_t bConfNum; // configuration number
+ uint8_t bIfaceNum; // Interface Number
+ uint8_t bNumIface; // number of interfaces in the configuration
+ uint8_t bNumEP; // total number of EP in the configuration
+ uint32_t qNextPollTime; // next poll time
+ bool bPollEnable; // poll enable flag
+ uint8_t bInterval; // largest interval
+
+ void Initialize();
+
+ virtual HIDReportParser* GetReportParser(uint8_t id) {
+ return pRptParser[id];
+ };
+
+public:
+ HIDBoot(USB *p);
+
+ virtual bool SetReportParser(uint8_t id, HIDReportParser *prs) {
+ pRptParser[id] = prs;
+ return true;
+ };
+
+ // USBDeviceConfig implementation
+ uint8_t Init(uint8_t parent, uint8_t port, bool lowspeed);
+ uint8_t Release();
+ uint8_t Poll();
+
+ virtual uint8_t GetAddress() {
+ return bAddress;
+ };
+
+ virtual bool isReady() {
+ return bPollEnable;
+ };
+
+ // UsbConfigXtracter implementation
+ // Method should be defined here if virtual.
+ virtual void EndpointXtract(uint8_t conf, uint8_t iface, uint8_t alt, uint8_t proto, const USB_ENDPOINT_DESCRIPTOR *ep);
+
+ virtual bool DEVCLASSOK(uint8_t klass) {
+ return (klass == USB_CLASS_HID);
+ }
+
+ virtual bool DEVSUBCLASSOK(uint8_t subklass) {
+ return (subklass == BOOT_PROTOCOL);
+ }
+};
+
+template <const uint8_t BOOT_PROTOCOL>
+HIDBoot<BOOT_PROTOCOL>::HIDBoot(USB *p) :
+HID(p),
+qNextPollTime(0),
+bPollEnable(false) {
+ Initialize();
+
+ for(int i = 0; i < epMUL(BOOT_PROTOCOL); i++) {
+ pRptParser[i] = NULL;
+ }
+ if(pUsb)
+ pUsb->RegisterDeviceClass(this);
+}
+
+template <const uint8_t BOOT_PROTOCOL>
+void HIDBoot<BOOT_PROTOCOL>::Initialize() {
+ for(int i = 0; i < totalEndpoints(BOOT_PROTOCOL); i++) {
+ epInfo[i].epAddr = 0;
+ epInfo[i].maxPktSize = (i) ? 0 : 8;
+ epInfo[i].epAttribs = 0;
+ epInfo[i].bmNakPower = (i) ? USB_NAK_NOWAIT : USB_NAK_MAX_POWER;
+ }
+ bNumEP = 1;
+ bNumIface = 0;
+ bConfNum = 0;
+}
+
+template <const uint8_t BOOT_PROTOCOL>
+uint8_t HIDBoot<BOOT_PROTOCOL>::Init(uint8_t parent, uint8_t port, bool lowspeed) {
+ const uint8_t constBufSize = sizeof (USB_DEVICE_DESCRIPTOR);
+
+ uint8_t buf[constBufSize];
+ uint8_t rcode;
+ UsbDevice *p = NULL;
+ EpInfo *oldep_ptr = NULL;
+ uint8_t len = 0;
+ //uint16_t cd_len = 0;
+
+ uint8_t num_of_conf; // number of configurations
+ //uint8_t num_of_intf; // number of interfaces
+
+ AddressPool &addrPool = pUsb->GetAddressPool();
+
+ USBTRACE("BM Init\r\n");
+ //USBTRACE2("totalEndpoints:", (uint8_t) (totalEndpoints(BOOT_PROTOCOL)));
+ //USBTRACE2("epMUL:", epMUL(BOOT_PROTOCOL));
+
+ if(bAddress)
+ return USB_ERROR_CLASS_INSTANCE_ALREADY_IN_USE;
+
+ bInterval = 0;
+ // Get pointer to pseudo device with address 0 assigned
+ p = addrPool.GetUsbDevicePtr(0);
+
+ if(!p)
+ return USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL;
+
+ if(!p->epinfo) {
+ USBTRACE("epinfo\r\n");
+ return USB_ERROR_EPINFO_IS_NULL;
+ }
+
+ // Save old pointer to EP_RECORD of address 0
+ oldep_ptr = p->epinfo;
+
+ // Temporary assign new pointer to epInfo to p->epinfo in order to avoid toggle inconsistence
+ p->epinfo = epInfo;
+
+ p->lowspeed = lowspeed;
+
+ // Get device descriptor
+ rcode = pUsb->getDevDescr(0, 0, 8, (uint8_t*)buf);
+
+ if(!rcode)
+ len = (buf[0] > constBufSize) ? constBufSize : buf[0];
+
+ if(rcode) {
+ // Restore p->epinfo
+ p->epinfo = oldep_ptr;
+
+ goto FailGetDevDescr;
+ }
+
+ // Restore p->epinfo
+ p->epinfo = oldep_ptr;
+
+ // Allocate new address according to device class
+ bAddress = addrPool.AllocAddress(parent, false, port);
+
+ if(!bAddress)
+ return USB_ERROR_OUT_OF_ADDRESS_SPACE_IN_POOL;
+
+ // Extract Max Packet Size from the device descriptor
+ epInfo[0].maxPktSize = (uint8_t)((USB_DEVICE_DESCRIPTOR*)buf)->bMaxPacketSize0;
+
+ // Assign new address to the device
+ rcode = pUsb->setAddr(0, 0, bAddress);
+
+ if(rcode) {
+ p->lowspeed = false;
+ addrPool.FreeAddress(bAddress);
+ bAddress = 0;
+ USBTRACE2("setAddr:", rcode);
+ return rcode;
+ }
+ //delay(2); //per USB 2.0 sect.9.2.6.3
+
+ USBTRACE2("Addr:", bAddress);
+
+ p->lowspeed = false;
+
+ p = addrPool.GetUsbDevicePtr(bAddress);
+
+ if(!p)
+ return USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL;
+
+ p->lowspeed = lowspeed;
+
+ if(len)
+ rcode = pUsb->getDevDescr(bAddress, 0, len, (uint8_t*)buf);
+
+ if(rcode)
+ goto FailGetDevDescr;
+
+ num_of_conf = ((USB_DEVICE_DESCRIPTOR*)buf)->bNumConfigurations;
+
+ USBTRACE2("NC:", num_of_conf);
+
+ // GCC will optimize unused stuff away.
+ if((BOOT_PROTOCOL & (HID_PROTOCOL_KEYBOARD | HID_PROTOCOL_MOUSE)) == (HID_PROTOCOL_KEYBOARD | HID_PROTOCOL_MOUSE)) {
+ USBTRACE("HID_PROTOCOL_KEYBOARD AND MOUSE\r\n");
+ ConfigDescParser<
+ USB_CLASS_HID,
+ HID_BOOT_INTF_SUBCLASS,
+ HID_PROTOCOL_KEYBOARD | HID_PROTOCOL_MOUSE,
+ CP_MASK_COMPARE_ALL > confDescrParser(this);
+ confDescrParser.SetOR(); // Use the OR variant.
+ for(uint8_t i = 0; i < num_of_conf; i++) {
+ pUsb->getConfDescr(bAddress, 0, i, &confDescrParser);
+ if(bNumEP == (uint8_t)(totalEndpoints(BOOT_PROTOCOL)))
+ break;
+ }
+ } else {
+ // GCC will optimize unused stuff away.
+ if(BOOT_PROTOCOL & HID_PROTOCOL_KEYBOARD) {
+ USBTRACE("HID_PROTOCOL_KEYBOARD\r\n");
+ for(uint8_t i = 0; i < num_of_conf; i++) {
+ ConfigDescParser<
+ USB_CLASS_HID,
+ HID_BOOT_INTF_SUBCLASS,
+ HID_PROTOCOL_KEYBOARD,
+ CP_MASK_COMPARE_ALL> confDescrParserA(this);
+
+ pUsb->getConfDescr(bAddress, 0, i, &confDescrParserA);
+ if(bNumEP == (uint8_t)(totalEndpoints(BOOT_PROTOCOL)))
+ break;
+ }
+ }
+
+ // GCC will optimize unused stuff away.
+ if(BOOT_PROTOCOL & HID_PROTOCOL_MOUSE) {
+ USBTRACE("HID_PROTOCOL_MOUSE\r\n");
+ for(uint8_t i = 0; i < num_of_conf; i++) {
+ ConfigDescParser<
+ USB_CLASS_HID,
+ HID_BOOT_INTF_SUBCLASS,
+ HID_PROTOCOL_MOUSE,
+ CP_MASK_COMPARE_ALL> confDescrParserB(this);
+
+ pUsb->getConfDescr(bAddress, 0, i, &confDescrParserB);
+ if(bNumEP == ((uint8_t)(totalEndpoints(BOOT_PROTOCOL))))
+ break;
+
+ }
+ }
+ }
+ USBTRACE2("bNumEP:", bNumEP);
+
+ if(bNumEP != (uint8_t)(totalEndpoints(BOOT_PROTOCOL))) {
+ rcode = USB_DEV_CONFIG_ERROR_DEVICE_NOT_SUPPORTED;
+ goto Fail;
+ }
+
+ // Assign epInfo to epinfo pointer
+ rcode = pUsb->setEpInfoEntry(bAddress, bNumEP, epInfo);
+ //USBTRACE2("setEpInfoEntry returned ", rcode);
+ USBTRACE2("Cnf:", bConfNum);
+
+ delay(1000);
+
+ // Set Configuration Value
+ rcode = pUsb->setConf(bAddress, 0, bConfNum);
+
+ if(rcode)
+ goto FailSetConfDescr;
+
+ delay(1000);
+
+ USBTRACE2("bIfaceNum:", bIfaceNum);
+ USBTRACE2("bNumIface:", bNumIface);
+
+ // Yes, mouse wants SetProtocol and SetIdle too!
+ for(uint8_t i = 0; i < epMUL(BOOT_PROTOCOL); i++) {
+ USBTRACE2("\r\nInterface:", i);
+ rcode = SetProtocol(i, HID_BOOT_PROTOCOL);
+ if(rcode) goto FailSetProtocol;
+ USBTRACE2("PROTOCOL SET HID_BOOT rcode:", rcode);
+ rcode = SetIdle(i, 0, 0);
+ USBTRACE2("SET_IDLE rcode:", rcode);
+ // if(rcode) goto FailSetIdle; This can fail.
+ // Get the RPIPE and just throw it away.
+ SinkParser<USBReadParser, uint16_t, uint16_t> sink;
+ rcode = GetReportDescr(i, &sink);
+ USBTRACE2("RPIPE rcode:", rcode);
+ }
+
+ // Get RPIPE and throw it away.
+
+ if(BOOT_PROTOCOL & HID_PROTOCOL_KEYBOARD) {
+ // Wake keyboard interface by twinkling up to 5 LEDs that are in the spec.
+ // kana, compose, scroll, caps, num
+ rcode = 0x20; // Reuse rcode.
+ while(rcode) {
+ rcode >>= 1;
+ // Ignore any error returned, we don't care if LED is not supported
+ SetReport(0, 0, 2, 0, 1, &rcode); // Eventually becomes zero (All off)
+ delay(25);
+ }
+ }
+ USBTRACE("BM configured\r\n");
+
+ bPollEnable = true;
+ return 0;
+
+FailGetDevDescr:
+#ifdef DEBUG_USB_HOST
+ NotifyFailGetDevDescr();
+ goto Fail;
+#endif
+
+ //FailSetDevTblEntry:
+ //#ifdef DEBUG_USB_HOST
+ // NotifyFailSetDevTblEntry();
+ // goto Fail;
+ //#endif
+
+ //FailGetConfDescr:
+ //#ifdef DEBUG_USB_HOST
+ // NotifyFailGetConfDescr();
+ // goto Fail;
+ //#endif
+
+FailSetConfDescr:
+#ifdef DEBUG_USB_HOST
+ NotifyFailSetConfDescr();
+ goto Fail;
+#endif
+
+FailSetProtocol:
+#ifdef DEBUG_USB_HOST
+ USBTRACE("SetProto:");
+ goto Fail;
+#endif
+
+ //FailSetIdle:
+ //#ifdef DEBUG_USB_HOST
+ // USBTRACE("SetIdle:");
+ //#endif
+
+Fail:
+#ifdef DEBUG_USB_HOST
+ NotifyFail(rcode);
+#endif
+ Release();
+
+ return rcode;
+}
+
+template <const uint8_t BOOT_PROTOCOL>
+void HIDBoot<BOOT_PROTOCOL>::EndpointXtract(uint8_t conf, uint8_t iface, uint8_t alt, uint8_t proto, const USB_ENDPOINT_DESCRIPTOR *pep) {
+
+ // If the first configuration satisfies, the others are not considered.
+ //if(bNumEP > 1 && conf != bConfNum)
+ if(bNumEP == totalEndpoints(BOOT_PROTOCOL))
+ return;
+
+ bConfNum = conf;
+ bIfaceNum = iface;
+
+ if((pep->bmAttributes & 0x03) == 3 && (pep->bEndpointAddress & 0x80) == 0x80) {
+ if(pep->bInterval > bInterval) bInterval = pep->bInterval;
+
+ // Fill in the endpoint info structure
+ epInfo[bNumEP].epAddr = (pep->bEndpointAddress & 0x0F);
+ epInfo[bNumEP].maxPktSize = (uint8_t)pep->wMaxPacketSize;
+ epInfo[bNumEP].epAttribs = 0;
+ epInfo[bNumEP].bmNakPower = USB_NAK_NOWAIT;
+ bNumEP++;
+
+ }
+}
+
+template <const uint8_t BOOT_PROTOCOL>
+uint8_t HIDBoot<BOOT_PROTOCOL>::Release() {
+ pUsb->GetAddressPool().FreeAddress(bAddress);
+
+ bConfNum = 0;
+ bIfaceNum = 0;
+ bNumEP = 1;
+ bAddress = 0;
+ qNextPollTime = 0;
+ bPollEnable = false;
+
+ return 0;
+}
+
+template <const uint8_t BOOT_PROTOCOL>
+uint8_t HIDBoot<BOOT_PROTOCOL>::Poll() {
+ uint8_t rcode = 0;
+
+ if(bPollEnable && ((long)(millis() - qNextPollTime) >= 0L)) {
+
+ // To-do: optimize manually, using the for loop only if needed.
+ for(int i = 0; i < epMUL(BOOT_PROTOCOL); i++) {
+ const uint16_t const_buff_len = 16;
+ uint8_t buf[const_buff_len];
+
+ USBTRACE3("(hidboot.h) i=", i, 0x81);
+ USBTRACE3("(hidboot.h) epInfo[epInterruptInIndex + i].epAddr=", epInfo[epInterruptInIndex + i].epAddr, 0x81);
+ USBTRACE3("(hidboot.h) epInfo[epInterruptInIndex + i].maxPktSize=", epInfo[epInterruptInIndex + i].maxPktSize, 0x81);
+ uint16_t read = (uint16_t)epInfo[epInterruptInIndex + i].maxPktSize;
+
+ rcode = pUsb->inTransfer(bAddress, epInfo[epInterruptInIndex + i].epAddr, &read, buf);
+ // SOME buggy dongles report extra keys (like sleep) using a 2 byte packet on the wrong endpoint.
+ // Since keyboard and mice must report at least 3 bytes, we ignore the extra data.
+ if(!rcode && read > 2) {
+ if(pRptParser[i])
+ pRptParser[i]->Parse((HID*)this, 0, (uint8_t)read, buf);
+#ifdef DEBUG_USB_HOST
+ // We really don't care about errors and anomalies unless we are debugging.
+ } else {
+ if(rcode != hrNAK) {
+ USBTRACE3("(hidboot.h) Poll:", rcode, 0x81);
+ }
+ if(!rcode && read) {
+ USBTRACE3("(hidboot.h) Strange read count: ", read, 0x80);
+ USBTRACE3("(hidboot.h) Interface:", i, 0x80);
+ }
+ }
+
+ if(!rcode && read && (UsbDEBUGlvl > 0x7f)) {
+ for(uint8_t i = 0; i < read; i++) {
+ PrintHex<uint8_t > (buf[i], 0x80);
+ USBTRACE1(" ", 0x80);
+ }
+ if(read)
+ USBTRACE1("\r\n", 0x80);
+#endif
+ }
+
+ }
+ qNextPollTime = millis() + bInterval;
+ }
+ return rcode;
+}
+
+#endif // __HIDBOOTMOUSE_H__