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USB_Host_Shield_2.0/BTHID.cpp

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Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
2013-11-24 21:55:15 +01:00
/* Copyright (C) 2013 Kristian Lauszus, TKJ Electronics. 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
-------------------
Kristian Lauszus, TKJ Electronics
Web : http://www.tkjelectronics.com
e-mail : kristianl@tkjelectronics.com
*/
#include "BTHID.h"
// To enable serial debugging see "settings.h"
//#define EXTRADEBUG // Uncomment to get even more debugging data
Use the HIDBoot class to parse the incoming data
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//#define PRINTREPORT // Uncomment to print the report send by the HID device
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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BTHID::BTHID(BTD *p, bool pair, const char *pin) :
Forgot to init protocolMode
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pBtd(p), // pointer to USB class instance - mandatory
Janitorial, whitespace fixes. No new code.
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protocolMode(HID_BOOT_PROTOCOL) {
for(uint8_t i = 0; i < NUM_PARSERS; i++)
Use the HIDBoot class to parse the incoming data
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pRptParser[i] = NULL;
Janitorial, whitespace fixes. No new code.
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if(pBtd)
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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pBtd->registerServiceClass(this); // Register it as a Bluetooth service
pBtd->pairWithHIDDevice = pair;
Janitorial, whitespace fixes. No new code.
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pBtd->btdPin = pin;
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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/* Set device cid for the control and intterrupt channelse - LSB */
control_dcid[0] = 0x70; // 0x0070
control_dcid[1] = 0x00;
interrupt_dcid[0] = 0x71; // 0x0071
interrupt_dcid[1] = 0x00;
Reset();
}
void BTHID::Reset() {
connected = false;
activeConnection = false;
l2cap_event_flag = 0; // Reset flags
l2cap_state = L2CAP_WAIT;
}
Check protocol in setProtocol before sending it to the device
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void BTHID::disconnect() { // Use this void to disconnect the device
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
2013-11-24 21:55:15 +01:00
// First the HID interrupt channel has to be disconnected, then the HID control channel and finally the HCI connection
Do not hardcode identifier when disconnecting
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pBtd->l2cap_disconnection_request(hci_handle, ++identifier, interrupt_scid, interrupt_dcid);
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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Reset();
l2cap_state = L2CAP_INTERRUPT_DISCONNECT;
}
void BTHID::ACLData(uint8_t* l2capinbuf) {
Janitorial, whitespace fixes. No new code.
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if(!pBtd->l2capConnectionClaimed && pBtd->incomingHIDDevice && !connected && !activeConnection) {
if(l2capinbuf[8] == L2CAP_CMD_CONNECTION_REQUEST) {
if((l2capinbuf[12] | (l2capinbuf[13] << 8)) == HID_CTRL_PSM) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
2013-11-24 21:55:15 +01:00
pBtd->incomingHIDDevice = false;
pBtd->l2capConnectionClaimed = true; // Claim that the incoming connection belongs to this service
activeConnection = true;
hci_handle = pBtd->hci_handle; // Store the HCI Handle for the connection
l2cap_state = L2CAP_WAIT;
}
}
}
Fix annoying warnings and provide an optimization.
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//if((l2capinbuf[0] | (uint16_t)l2capinbuf[1] << 8) == (hci_handle | 0x2000U)) { // acl_handle_ok or it's a new connection
if(UHS_ACL_HANDLE_OK(l2capinbuf, hci_handle)) { // acl_handle_ok or it's a new connection
Janitorial, whitespace fixes. No new code.
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if((l2capinbuf[6] | (l2capinbuf[7] << 8)) == 0x0001U) { // l2cap_control - Channel ID for ACL-U
if(l2capinbuf[8] == L2CAP_CMD_COMMAND_REJECT) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
2013-11-24 21:55:15 +01:00
#ifdef DEBUG_USB_HOST
Notify(PSTR("\r\nL2CAP Command Rejected - Reason: "), 0x80);
D_PrintHex<uint8_t > (l2capinbuf[13], 0x80);
Notify(PSTR(" "), 0x80);
D_PrintHex<uint8_t > (l2capinbuf[12], 0x80);
Notify(PSTR(" "), 0x80);
D_PrintHex<uint8_t > (l2capinbuf[17], 0x80);
Notify(PSTR(" "), 0x80);
D_PrintHex<uint8_t > (l2capinbuf[16], 0x80);
Notify(PSTR(" "), 0x80);
D_PrintHex<uint8_t > (l2capinbuf[15], 0x80);
Notify(PSTR(" "), 0x80);
D_PrintHex<uint8_t > (l2capinbuf[14], 0x80);
#endif
Janitorial, whitespace fixes. No new code.
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} else if(l2capinbuf[8] == L2CAP_CMD_CONNECTION_RESPONSE) {
if(((l2capinbuf[16] | (l2capinbuf[17] << 8)) == 0x0000) && ((l2capinbuf[18] | (l2capinbuf[19] << 8)) == SUCCESSFUL)) { // Success
if(l2capinbuf[14] == control_dcid[0] && l2capinbuf[15] == control_dcid[1]) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
2013-11-24 21:55:15 +01:00
//Notify(PSTR("\r\nHID Control Connection Complete"), 0x80);
identifier = l2capinbuf[9];
control_scid[0] = l2capinbuf[12];
control_scid[1] = l2capinbuf[13];
Clear and set flags in a more readable way
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l2cap_set_flag(L2CAP_FLAG_CONTROL_CONNECTED);
Janitorial, whitespace fixes. No new code.
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} else if(l2capinbuf[14] == interrupt_dcid[0] && l2capinbuf[15] == interrupt_dcid[1]) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
2013-11-24 21:55:15 +01:00
//Notify(PSTR("\r\nHID Interrupt Connection Complete"), 0x80);
identifier = l2capinbuf[9];
interrupt_scid[0] = l2capinbuf[12];
interrupt_scid[1] = l2capinbuf[13];
Clear and set flags in a more readable way
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l2cap_set_flag(L2CAP_FLAG_INTERRUPT_CONNECTED);
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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}
}
Janitorial, whitespace fixes. No new code.
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} else if(l2capinbuf[8] == L2CAP_CMD_CONNECTION_REQUEST) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
2013-11-24 21:55:15 +01:00
#ifdef EXTRADEBUG
Notify(PSTR("\r\nL2CAP Connection Request - PSM: "), 0x80);
D_PrintHex<uint8_t > (l2capinbuf[13], 0x80);
Notify(PSTR(" "), 0x80);
D_PrintHex<uint8_t > (l2capinbuf[12], 0x80);
Notify(PSTR(" SCID: "), 0x80);
D_PrintHex<uint8_t > (l2capinbuf[15], 0x80);
Notify(PSTR(" "), 0x80);
D_PrintHex<uint8_t > (l2capinbuf[14], 0x80);
Notify(PSTR(" Identifier: "), 0x80);
D_PrintHex<uint8_t > (l2capinbuf[9], 0x80);
#endif
Janitorial, whitespace fixes. No new code.
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if((l2capinbuf[12] | (l2capinbuf[13] << 8)) == HID_CTRL_PSM) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
2013-11-24 21:55:15 +01:00
identifier = l2capinbuf[9];
control_scid[0] = l2capinbuf[14];
control_scid[1] = l2capinbuf[15];
Clear and set flags in a more readable way
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l2cap_set_flag(L2CAP_FLAG_CONNECTION_CONTROL_REQUEST);
Janitorial, whitespace fixes. No new code.
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} else if((l2capinbuf[12] | (l2capinbuf[13] << 8)) == HID_INTR_PSM) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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identifier = l2capinbuf[9];
interrupt_scid[0] = l2capinbuf[14];
interrupt_scid[1] = l2capinbuf[15];
Clear and set flags in a more readable way
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l2cap_set_flag(L2CAP_FLAG_CONNECTION_INTERRUPT_REQUEST);
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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}
Janitorial, whitespace fixes. No new code.
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} else if(l2capinbuf[8] == L2CAP_CMD_CONFIG_RESPONSE) {
if((l2capinbuf[16] | (l2capinbuf[17] << 8)) == 0x0000) { // Success
if(l2capinbuf[12] == control_dcid[0] && l2capinbuf[13] == control_dcid[1]) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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//Notify(PSTR("\r\nHID Control Configuration Complete"), 0x80);
identifier = l2capinbuf[9];
Clear and set flags in a more readable way
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l2cap_set_flag(L2CAP_FLAG_CONFIG_CONTROL_SUCCESS);
Janitorial, whitespace fixes. No new code.
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} else if(l2capinbuf[12] == interrupt_dcid[0] && l2capinbuf[13] == interrupt_dcid[1]) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
2013-11-24 21:55:15 +01:00
//Notify(PSTR("\r\nHID Interrupt Configuration Complete"), 0x80);
identifier = l2capinbuf[9];
Clear and set flags in a more readable way
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l2cap_set_flag(L2CAP_FLAG_CONFIG_INTERRUPT_SUCCESS);
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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}
}
Janitorial, whitespace fixes. No new code.
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} else if(l2capinbuf[8] == L2CAP_CMD_CONFIG_REQUEST) {
if(l2capinbuf[12] == control_dcid[0] && l2capinbuf[13] == control_dcid[1]) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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//Notify(PSTR("\r\nHID Control Configuration Request"), 0x80);
pBtd->l2cap_config_response(hci_handle, l2capinbuf[9], control_scid);
Janitorial, whitespace fixes. No new code.
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} else if(l2capinbuf[12] == interrupt_dcid[0] && l2capinbuf[13] == interrupt_dcid[1]) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
2013-11-24 21:55:15 +01:00
//Notify(PSTR("\r\nHID Interrupt Configuration Request"), 0x80);
pBtd->l2cap_config_response(hci_handle, l2capinbuf[9], interrupt_scid);
}
Janitorial, whitespace fixes. No new code.
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} else if(l2capinbuf[8] == L2CAP_CMD_DISCONNECT_REQUEST) {
if(l2capinbuf[12] == control_dcid[0] && l2capinbuf[13] == control_dcid[1]) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
2013-11-24 21:55:15 +01:00
#ifdef DEBUG_USB_HOST
Notify(PSTR("\r\nDisconnect Request: Control Channel"), 0x80);
#endif
identifier = l2capinbuf[9];
pBtd->l2cap_disconnection_response(hci_handle, identifier, control_dcid, control_scid);
Reset();
Janitorial, whitespace fixes. No new code.
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} else if(l2capinbuf[12] == interrupt_dcid[0] && l2capinbuf[13] == interrupt_dcid[1]) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
2013-11-24 21:55:15 +01:00
#ifdef DEBUG_USB_HOST
Notify(PSTR("\r\nDisconnect Request: Interrupt Channel"), 0x80);
#endif
identifier = l2capinbuf[9];
pBtd->l2cap_disconnection_response(hci_handle, identifier, interrupt_dcid, interrupt_scid);
Reset();
}
Janitorial, whitespace fixes. No new code.
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} else if(l2capinbuf[8] == L2CAP_CMD_DISCONNECT_RESPONSE) {
if(l2capinbuf[12] == control_scid[0] && l2capinbuf[13] == control_scid[1]) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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//Notify(PSTR("\r\nDisconnect Response: Control Channel"), 0x80);
identifier = l2capinbuf[9];
Clear and set flags in a more readable way
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l2cap_set_flag(L2CAP_FLAG_DISCONNECT_CONTROL_RESPONSE);
Janitorial, whitespace fixes. No new code.
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} else if(l2capinbuf[12] == interrupt_scid[0] && l2capinbuf[13] == interrupt_scid[1]) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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//Notify(PSTR("\r\nDisconnect Response: Interrupt Channel"), 0x80);
identifier = l2capinbuf[9];
Clear and set flags in a more readable way
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l2cap_set_flag(L2CAP_FLAG_DISCONNECT_INTERRUPT_RESPONSE);
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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}
}
#ifdef EXTRADEBUG
else {
identifier = l2capinbuf[9];
Notify(PSTR("\r\nL2CAP Unknown Signaling Command: "), 0x80);
D_PrintHex<uint8_t > (l2capinbuf[8], 0x80);
}
#endif
Janitorial, whitespace fixes. No new code.
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} else if(l2capinbuf[6] == interrupt_dcid[0] && l2capinbuf[7] == interrupt_dcid[1]) { // l2cap_interrupt
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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#ifdef PRINTREPORT
Print data receiving on the L2CAP control channel for debugging
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Notify(PSTR("\r\nL2CAP Interrupt: "), 0x80);
Janitorial, whitespace fixes. No new code.
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for(uint16_t i = 0; i < ((uint16_t)l2capinbuf[5] << 8 | l2capinbuf[4]); i++) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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D_PrintHex<uint8_t > (l2capinbuf[i + 8], 0x80);
Minor
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Notify(PSTR(" "), 0x80);
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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}
#endif
Janitorial, whitespace fixes. No new code.
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if(l2capinbuf[8] == 0xA1) { // HID_THDR_DATA_INPUT
switch(l2capinbuf[9]) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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case 0x01: // Keyboard events
Janitorial, whitespace fixes. No new code.
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if(pRptParser[KEYBOARD_PARSER_ID]) {
uint16_t length = ((uint16_t)l2capinbuf[5] << 8 | l2capinbuf[4]);
pRptParser[KEYBOARD_PARSER_ID]->Parse(reinterpret_cast<HID *>(this), 0, (uint8_t)length, &l2capinbuf[10]); // Use reinterpret_cast again to extract the instance
Use the HIDBoot class to parse the incoming data
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}
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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break;
case 0x02: // Mouse events
Janitorial, whitespace fixes. No new code.
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if(pRptParser[MOUSE_PARSER_ID]) {
uint16_t length = ((uint16_t)l2capinbuf[5] << 8 | l2capinbuf[4]);
pRptParser[MOUSE_PARSER_ID]->Parse(reinterpret_cast<HID *>(this), 0, (uint8_t)length, &l2capinbuf[10]); // Use reinterpret_cast again to extract the instance
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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}
break;
#ifdef DEBUG_USB_HOST
default:
Notify(PSTR("\r\nUnknown Report type: "), 0x80);
D_PrintHex<uint8_t > (l2capinbuf[9], 0x80);
break;
#endif
}
}
Janitorial, whitespace fixes. No new code.
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} else if(l2capinbuf[6] == control_dcid[0] && l2capinbuf[7] == control_dcid[1]) { // l2cap_control
Print data receiving on the L2CAP control channel for debugging
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#ifdef PRINTREPORT
Notify(PSTR("\r\nL2CAP Control: "), 0x80);
Janitorial, whitespace fixes. No new code.
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for(uint16_t i = 0; i < ((uint16_t)l2capinbuf[5] << 8 | l2capinbuf[4]); i++) {
Print data receiving on the L2CAP control channel for debugging
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D_PrintHex<uint8_t > (l2capinbuf[i + 8], 0x80);
Minor
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Notify(PSTR(" "), 0x80);
Print data receiving on the L2CAP control channel for debugging
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}
#endif
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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}
#ifdef EXTRADEBUG
else {
Notify(PSTR("\r\nUnsupported L2CAP Data - Channel ID: "), 0x80);
D_PrintHex<uint8_t > (l2capinbuf[7], 0x80);
Notify(PSTR(" "), 0x80);
D_PrintHex<uint8_t > (l2capinbuf[6], 0x80);
Notify(PSTR("\r\nData: "), 0x80);
Notify(PSTR("\r\n"), 0x80);
Janitorial, whitespace fixes. No new code.
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for(uint16_t i = 0; i < ((uint16_t)l2capinbuf[5] << 8 | l2capinbuf[4]); i++) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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D_PrintHex<uint8_t > (l2capinbuf[i + 8], 0x80);
Removed some unused code and cleanup
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Notify(PSTR(" "), 0x80);
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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}
}
#endif
L2CAP_task();
}
}
void BTHID::L2CAP_task() {
Janitorial, whitespace fixes. No new code.
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switch(l2cap_state) {
Use the HIDBoot class to parse the incoming data
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/* These states are used if the HID device is the host */
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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case L2CAP_CONTROL_SUCCESS:
Janitorial, whitespace fixes. No new code.
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if(l2cap_check_flag(L2CAP_FLAG_CONFIG_CONTROL_SUCCESS)) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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#ifdef DEBUG_USB_HOST
Notify(PSTR("\r\nHID Control Successfully Configured"), 0x80);
#endif
Set protocol shouldn’t have it’s own state, as it will then sometimes not call the other states afterwards
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setProtocol(); // Set protocol before establishing HID interrupt channel
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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l2cap_state = L2CAP_INTERRUPT_SETUP;
}
break;
case L2CAP_INTERRUPT_SETUP:
Janitorial, whitespace fixes. No new code.
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if(l2cap_check_flag(L2CAP_FLAG_CONNECTION_INTERRUPT_REQUEST)) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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#ifdef DEBUG_USB_HOST
Notify(PSTR("\r\nHID Interrupt Incoming Connection Request"), 0x80);
#endif
pBtd->l2cap_connection_response(hci_handle, identifier, interrupt_dcid, interrupt_scid, PENDING);
delay(1);
pBtd->l2cap_connection_response(hci_handle, identifier, interrupt_dcid, interrupt_scid, SUCCESSFUL);
identifier++;
delay(1);
pBtd->l2cap_config_request(hci_handle, identifier, interrupt_scid);
l2cap_state = L2CAP_INTERRUPT_CONFIG_REQUEST;
}
break;
/* These states are used if the Arduino is the host */
case L2CAP_CONTROL_CONNECT_REQUEST:
Janitorial, whitespace fixes. No new code.
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if(l2cap_check_flag(L2CAP_FLAG_CONTROL_CONNECTED)) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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#ifdef DEBUG_USB_HOST
Notify(PSTR("\r\nSend HID Control Config Request"), 0x80);
#endif
identifier++;
pBtd->l2cap_config_request(hci_handle, identifier, control_scid);
l2cap_state = L2CAP_CONTROL_CONFIG_REQUEST;
}
break;
case L2CAP_CONTROL_CONFIG_REQUEST:
Janitorial, whitespace fixes. No new code.
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if(l2cap_check_flag(L2CAP_FLAG_CONFIG_CONTROL_SUCCESS)) {
Set protocol shouldn’t have it’s own state, as it will then sometimes not call the other states afterwards
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setProtocol(); // Set protocol before establishing HID interrupt channel
delay(1); // Short delay between commands - just to be sure
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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#ifdef DEBUG_USB_HOST
Set protocol shouldn’t have it’s own state, as it will then sometimes not call the other states afterwards
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Notify(PSTR("\r\nSend HID Interrupt Connection Request"), 0x80);
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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#endif
Set protocol shouldn’t have it’s own state, as it will then sometimes not call the other states afterwards
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identifier++;
pBtd->l2cap_connection_request(hci_handle, identifier, interrupt_dcid, HID_INTR_PSM);
l2cap_state = L2CAP_INTERRUPT_CONNECT_REQUEST;
}
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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break;
case L2CAP_INTERRUPT_CONNECT_REQUEST:
Janitorial, whitespace fixes. No new code.
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if(l2cap_check_flag(L2CAP_FLAG_INTERRUPT_CONNECTED)) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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#ifdef DEBUG_USB_HOST
Notify(PSTR("\r\nSend HID Interrupt Config Request"), 0x80);
#endif
identifier++;
pBtd->l2cap_config_request(hci_handle, identifier, interrupt_scid);
l2cap_state = L2CAP_INTERRUPT_CONFIG_REQUEST;
}
break;
case L2CAP_INTERRUPT_CONFIG_REQUEST:
Janitorial, whitespace fixes. No new code.
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if(l2cap_check_flag(L2CAP_FLAG_CONFIG_INTERRUPT_SUCCESS)) { // Now the HID channels is established
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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#ifdef DEBUG_USB_HOST
Notify(PSTR("\r\nHID Channels Established"), 0x80);
#endif
pBtd->connectToHIDDevice = false;
pBtd->pairWithHIDDevice = false;
connected = true;
onInit();
l2cap_state = L2CAP_DONE;
}
break;
case L2CAP_DONE:
break;
case L2CAP_INTERRUPT_DISCONNECT:
Janitorial, whitespace fixes. No new code.
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if(l2cap_check_flag(L2CAP_FLAG_DISCONNECT_INTERRUPT_RESPONSE)) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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#ifdef DEBUG_USB_HOST
Notify(PSTR("\r\nDisconnected Interrupt Channel"), 0x80);
#endif
identifier++;
pBtd->l2cap_disconnection_request(hci_handle, identifier, control_scid, control_dcid);
l2cap_state = L2CAP_CONTROL_DISCONNECT;
}
break;
case L2CAP_CONTROL_DISCONNECT:
Janitorial, whitespace fixes. No new code.
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if(l2cap_check_flag(L2CAP_FLAG_DISCONNECT_CONTROL_RESPONSE)) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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#ifdef DEBUG_USB_HOST
Notify(PSTR("\r\nDisconnected Control Channel"), 0x80);
#endif
pBtd->hci_disconnect(hci_handle);
hci_handle = -1; // Reset handle
l2cap_event_flag = 0; // Reset flags
l2cap_state = L2CAP_WAIT;
}
break;
}
}
void BTHID::Run() {
Janitorial, whitespace fixes. No new code.
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switch(l2cap_state) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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case L2CAP_WAIT:
Janitorial, whitespace fixes. No new code.
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if(pBtd->connectToHIDDevice && !pBtd->l2capConnectionClaimed && !connected && !activeConnection) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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pBtd->l2capConnectionClaimed = true;
activeConnection = true;
#ifdef DEBUG_USB_HOST
Notify(PSTR("\r\nSend HID Control Connection Request"), 0x80);
#endif
hci_handle = pBtd->hci_handle; // Store the HCI Handle for the connection
l2cap_event_flag = 0; // Reset flags
identifier = 0;
pBtd->l2cap_connection_request(hci_handle, identifier, control_dcid, HID_CTRL_PSM);
l2cap_state = L2CAP_CONTROL_CONNECT_REQUEST;
Janitorial, whitespace fixes. No new code.
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} else if(l2cap_check_flag(L2CAP_FLAG_CONNECTION_CONTROL_REQUEST)) {
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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#ifdef DEBUG_USB_HOST
Notify(PSTR("\r\nHID Control Incoming Connection Request"), 0x80);
#endif
pBtd->l2cap_connection_response(hci_handle, identifier, control_dcid, control_scid, PENDING);
delay(1);
pBtd->l2cap_connection_response(hci_handle, identifier, control_dcid, control_scid, SUCCESSFUL);
identifier++;
delay(1);
pBtd->l2cap_config_request(hci_handle, identifier, control_scid);
l2cap_state = L2CAP_CONTROL_SUCCESS;
}
break;
}
}
/************************************************************/
/* HID Commands */
Janitorial, whitespace fixes. No new code.
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Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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/************************************************************/
void BTHID::setProtocol() {
Set protocol before establishing interrupt channel
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#ifdef DEBUG_USB_HOST
Notify(PSTR("\r\nSet protocol mode: "), 0x80);
D_PrintHex<uint8_t > (protocolMode, 0x80);
#endif
Check protocol in setProtocol before sending it to the device
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if (protocolMode != HID_BOOT_PROTOCOL && protocolMode != HID_RPT_PROTOCOL) {
#ifdef DEBUG_USB_HOST
Notify(PSTR("\r\nNot a valid protocol mode. Using Boot protocol instead."), 0x80);
#endif
protocolMode = HID_BOOT_PROTOCOL; // Use Boot Protocol by default
}
uint8_t command = 0x70 | protocolMode; // Set Protocol, see Bluetooth HID specs page 33
Initial commit for BTHID library To see incoming data uncomment PRINTREPORT in BTHID.cpp
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pBtd->L2CAP_Command(hci_handle, &command, 1, control_scid[0], control_scid[1]);
Can now set the LEDs on a keyboard
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}
void BTHID::setLeds(uint8_t data) {
uint8_t buf[3];
buf[0] = 0xA2; // HID BT DATA_request (0xA0) | Report Type (Output 0x02)
buf[1] = 0x01; // Report ID
buf[2] = data;
pBtd->L2CAP_Command(hci_handle, buf, 3, interrupt_scid[0], interrupt_scid[1]);
Janitorial, whitespace fixes. No new code.
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}
Reference in a new issue Copy permalink