| 1 | /* |
| 2 | * Copyright 2002 Red Hat Inc., Durham, North Carolina. |
| 3 | * |
| 4 | * All Rights Reserved. |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining |
| 7 | * a copy of this software and associated documentation files (the |
| 8 | * "Software"), to deal in the Software without restriction, including |
| 9 | * without limitation on the rights to use, copy, modify, merge, |
| 10 | * publish, distribute, sublicense, and/or sell copies of the Software, |
| 11 | * and to permit persons to whom the Software is furnished to do so, |
| 12 | * subject to the following conditions: |
| 13 | * |
| 14 | * The above copyright notice and this permission notice (including the |
| 15 | * next paragraph) shall be included in all copies or substantial |
| 16 | * portions of the Software. |
| 17 | * |
| 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 19 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 20 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| 21 | * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS |
| 22 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
| 23 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| 24 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 25 | * SOFTWARE. |
| 26 | */ |
| 27 | |
| 28 | /* |
| 29 | * Authors: |
| 30 | * Rickard E. (Rik) Faith <faith@redhat.com> |
| 31 | * |
| 32 | */ |
| 33 | |
| 34 | /** \file |
| 35 | * |
| 36 | * This code implements a low-level device driver for a USB mouse. */ |
| 37 | |
| 38 | #ifdef HAVE_DMX_CONFIG_H |
| 39 | #include <dmx-config.h> |
| 40 | #endif |
| 41 | |
| 42 | #include "usb-private.h" |
| 43 | |
| 44 | /*****************************************************************************/ |
| 45 | /* Define some macros to make it easier to move this file to another |
| 46 | * part of the Xserver tree. All calls to the dmx* layer are #defined |
| 47 | * here for the .c file. The .h file will also have to be edited. */ |
| 48 | #include "usb-mouse.h" |
| 49 | |
| 50 | #define GETPRIV myPrivate *priv \ |
| 51 | = ((DMXLocalInputInfoPtr)(pDev->devicePrivate))->private |
| 52 | |
| 53 | #define LOG0(f) dmxLog(dmxDebug,f) |
| 54 | #define LOG1(f,a) dmxLog(dmxDebug,f,a) |
| 55 | #define LOG2(f,a,b) dmxLog(dmxDebug,f,a,b) |
| 56 | #define LOG3(f,a,b,c) dmxLog(dmxDebug,f,a,b,c) |
| 57 | #define FATAL0(f) dmxLog(dmxFatal,f) |
| 58 | #define FATAL1(f,a) dmxLog(dmxFatal,f,a) |
| 59 | #define FATAL2(f,a,b) dmxLog(dmxFatal,f,a,b) |
| 60 | #define MOTIONPROC dmxMotionProcPtr |
| 61 | #define ENQUEUEPROC dmxEnqueueProcPtr |
| 62 | #define CHECKPROC dmxCheckSpecialProcPtr |
| 63 | #define BLOCK DMXBlockType |
| 64 | |
| 65 | /* End of interface definitions. */ |
| 66 | /*****************************************************************************/ |
| 67 | |
| 68 | /** Read the USB device using #usbRead. */ |
| 69 | void |
| 70 | mouUSBRead(DevicePtr pDev, |
| 71 | MOTIONPROC motion, |
| 72 | ENQUEUEPROC enqueue, CHECKPROC checkspecial, BLOCK block) |
| 73 | { |
| 74 | usbRead(pDev, motion, enqueue, BTN_MISC, block); |
| 75 | } |
| 76 | |
| 77 | /** Initialize \a pDev using #usbInit. */ |
| 78 | void |
| 79 | mouUSBInit(DevicePtr pDev) |
| 80 | { |
| 81 | usbInit(pDev, usbMouse); |
| 82 | } |
| 83 | |
| 84 | /** Turn \a pDev on (i.e., take input from \a pDev). */ |
| 85 | int |
| 86 | mouUSBOn(DevicePtr pDev) |
| 87 | { |
| 88 | GETPRIV; |
| 89 | |
| 90 | if (priv->fd < 0) |
| 91 | mouUSBInit(pDev); |
| 92 | return priv->fd; |
| 93 | } |
| 94 | |
| 95 | static void |
| 96 | mouUSBGetMap(DevicePtr pDev, unsigned char *map, int *nButtons) |
| 97 | { |
| 98 | int i; |
| 99 | |
| 100 | if (nButtons) |
| 101 | *nButtons = 5; |
| 102 | if (map) |
| 103 | for (i = 0; i <= *nButtons; i++) |
| 104 | map[i] = i; |
| 105 | } |
| 106 | |
| 107 | /** Fill the \a info structure with information needed to initialize \a |
| 108 | * pDev. */ |
| 109 | void |
| 110 | mouUSBGetInfo(DevicePtr pDev, DMXLocalInitInfoPtr info) |
| 111 | { |
| 112 | static KeySym keyboard_mapping = NoSymbol; |
| 113 | |
| 114 | info->buttonClass = 1; |
| 115 | mouUSBGetMap(pDev, info->map, &info->numButtons); |
| 116 | info->valuatorClass = 1; |
| 117 | info->numRelAxes = 2; |
| 118 | info->minval[0] = 0; |
| 119 | info->maxval[0] = 0; |
| 120 | info->res[0] = 1; |
| 121 | info->minres[0] = 0; |
| 122 | info->maxres[0] = 1; |
| 123 | info->ptrFeedbackClass = 1; |
| 124 | |
| 125 | /* Some USB mice devices return key |
| 126 | * events from their pair'd |
| 127 | * keyboard... */ |
| 128 | info->keyClass = 1; |
| 129 | info->keySyms.minKeyCode = 8; |
| 130 | info->keySyms.maxKeyCode = 8; |
| 131 | info->keySyms.mapWidth = 1; |
| 132 | info->keySyms.map = &keyboard_mapping; |
| 133 | } |