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authorAlice Pintus <a.pintus@arduino.cc>2016-03-02 14:45:57 +0100
committerAlice Pintus <a.pintus@arduino.cc>2016-03-02 14:45:57 +0100
commit3ba80468d56485f9a078dbd0854b80beaacbcbd4 (patch)
tree208db918fcfc0829e850fb28991e3d1ad94564ed /libraries/HID/src/HID.h
parente8f1805137b78307d2411f5670ea016d4355fb8d (diff)
add src folder when missing
Diffstat (limited to 'libraries/HID/src/HID.h')
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+/*
+ Copyright (c) 2015, Arduino LLC
+ Original code (pre-library): Copyright (c) 2011, Peter Barrett
+
+ Permission to use, copy, modify, and/or distribute this software for
+ any purpose with or without fee is hereby granted, provided that the
+ above copyright notice and this permission notice appear in all copies.
+
+ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR
+ BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES
+ OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+ SOFTWARE.
+ */
+
+#ifndef HID_h
+#define HID_h
+
+#include <stdint.h>
+#include <Arduino.h>
+#include "PluggableUSB.h"
+
+#if defined(USBCON)
+
+#define _USING_HID
+
+// HID 'Driver'
+// ------------
+#define HID_GET_REPORT 0x01
+#define HID_GET_IDLE 0x02
+#define HID_GET_PROTOCOL 0x03
+#define HID_SET_REPORT 0x09
+#define HID_SET_IDLE 0x0A
+#define HID_SET_PROTOCOL 0x0B
+
+#define HID_HID_DESCRIPTOR_TYPE 0x21
+#define HID_REPORT_DESCRIPTOR_TYPE 0x22
+#define HID_PHYSICAL_DESCRIPTOR_TYPE 0x23
+
+// HID subclass HID1.11 Page 8 4.2 Subclass
+#define HID_SUBCLASS_NONE 0
+#define HID_SUBCLASS_BOOT_INTERFACE 1
+
+// HID Keyboard/Mouse bios compatible protocols HID1.11 Page 9 4.3 Protocols
+#define HID_PROTOCOL_NONE 0
+#define HID_PROTOCOL_KEYBOARD 1
+#define HID_PROTOCOL_MOUSE 2
+
+// Normal or bios protocol (Keyboard/Mouse) HID1.11 Page 54 7.2.5 Get_Protocol Request
+// "protocol" variable is used for this purpose.
+#define HID_BOOT_PROTOCOL 0
+#define HID_REPORT_PROTOCOL 1
+
+// HID Request Type HID1.11 Page 51 7.2.1 Get_Report Request
+#define HID_REPORT_TYPE_INPUT 1
+#define HID_REPORT_TYPE_OUTPUT 2
+#define HID_REPORT_TYPE_FEATURE 3
+
+typedef struct
+{
+ uint8_t len; // 9
+ uint8_t dtype; // 0x21
+ uint8_t addr;
+ uint8_t versionL; // 0x101
+ uint8_t versionH; // 0x101
+ uint8_t country;
+ uint8_t desctype; // 0x22 report
+ uint8_t descLenL;
+ uint8_t descLenH;
+} HIDDescDescriptor;
+
+typedef struct
+{
+ InterfaceDescriptor hid;
+ HIDDescDescriptor desc;
+ EndpointDescriptor in;
+} HIDDescriptor;
+
+class HIDSubDescriptor {
+public:
+ HIDSubDescriptor *next = NULL;
+ HIDSubDescriptor(const void *d, const uint16_t l) : data(d), length(l) { }
+
+ const void* data;
+ const uint16_t length;
+};
+
+class HID_ : public PluggableUSBModule
+{
+public:
+ HID_(void);
+ int begin(void);
+ int SendReport(uint8_t id, const void* data, int len);
+ void AppendDescriptor(HIDSubDescriptor* node);
+
+protected:
+ // Implementation of the PluggableUSBModule
+ int getInterface(uint8_t* interfaceCount);
+ int getDescriptor(USBSetup& setup);
+ bool setup(USBSetup& setup);
+ uint8_t getShortName(char* name);
+
+private:
+ uint8_t epType[1];
+
+ HIDSubDescriptor* rootNode;
+ uint16_t descriptorSize;
+
+ uint8_t protocol;
+ uint8_t idle;
+};
+
+// Replacement for global singleton.
+// This function prevents static-initialization-order-fiasco
+// https://isocpp.org/wiki/faq/ctors#static-init-order-on-first-use
+HID_& HID();
+
+#define D_HIDREPORT(length) { 9, 0x21, 0x01, 0x01, 0, 1, 0x22, lowByte(length), highByte(length) }
+
+#endif // USBCON
+
+#endif // HID_h