Lines 6-13
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#include "X.h" |
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#include "X.h" |
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#include "xf86.h" |
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#include "xf86.h" |
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#include "xf86Priv.h" |
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#include "xf86_OSlib.h" |
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#include "xf86Xinput.h" |
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#include "xf86Xinput.h" |
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#include "xf86OSmouse.h" |
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#include "xf86OSmouse.h" |
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#include "mipointer.h" |
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#include "lnx_evdev.h" |
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/* Names of protocols that are handled internally here. */ |
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static const char *internalNames[] = { |
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"evdev", |
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NULL |
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}; |
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|
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static int |
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static int |
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SupportedInterfaces(void) |
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SupportedInterfaces(void) |
Lines 15-20
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return MSE_SERIAL | MSE_BUS | MSE_PS2 | MSE_XPS2 | MSE_AUTO; |
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return MSE_SERIAL | MSE_BUS | MSE_PS2 | MSE_XPS2 | MSE_AUTO; |
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} |
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} |
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static const char ** |
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BuiltinNames(void) |
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{ |
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return internalNames; |
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} |
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|
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static Bool |
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CheckProtocol(const char *protocol) |
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{ |
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int i; |
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|
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for (i = 0; internalNames[i]; i++) |
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if (xf86NameCmp(protocol, internalNames[i]) == 0) |
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return TRUE; |
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return FALSE; |
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} |
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typedef struct _evdevMseRec { |
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int packetSize; |
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int buttons; |
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Bool sync; |
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evdevDriver evdev; |
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} evdevMseRec, *evdevMsePtr; |
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|
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static void |
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evdevMouseReadInput(InputInfoPtr pInfo) |
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{ |
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MouseDevPtr pMse; |
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evdevMsePtr evdevMse; |
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struct input_event *ev; |
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int n, bit; |
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int dx = 0, dy = 0, dz = 0, dw = 0; |
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|
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pMse = pInfo->private; |
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ev = (struct input_event *) pMse->buffer; |
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evdevMse = pMse->mousePriv; |
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|
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if (pInfo->fd == -1) |
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return; |
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|
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do { |
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n = read(pInfo->fd, pMse->buffer, sizeof(struct input_event)); |
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if (n == -1) { |
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xf86Msg(X_ERROR, "%s: Error in reading! (%s) Disabiling.\n", |
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pInfo->name, strerror(errno)); |
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RemoveEnabledDevice(pInfo->fd); |
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xf86RemoveSIGIOHandler(pInfo->fd); |
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close (pInfo->fd); |
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pMse->device->public.on = FALSE; |
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pInfo->fd = -1; |
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pMse->PostEvent(pInfo, evdevMse->buttons, dx, dy, dz, dw); |
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return; |
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} |
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if (n != sizeof(struct input_event)) { |
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xf86Msg(X_WARNING, "%s: incomplete packet, size %d\n", pInfo->name, n); |
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pMse->PostEvent(pInfo, evdevMse->buttons, dx, dy, dz, dw); |
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return; |
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} |
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switch (ev->type) { |
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case EV_REL: |
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switch (ev->code) { |
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case EV_REL_X: |
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dx += ev->value; |
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break; |
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case EV_REL_Y: |
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dy += ev->value; |
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break; |
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case EV_REL_Z: |
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case EV_REL_WHEEL: |
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dz -= ev->value; |
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break; |
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case EV_REL_HWHEEL: |
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dw -= ev->value; |
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break; |
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} |
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break; |
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case EV_KEY: |
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if ((ev->code < EV_BTN_MOUSE) || (ev->code >= EV_BTN_JOYSTICK)) |
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break; |
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switch (ev->code) { |
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case EV_BTN_RIGHT: bit = 1 << 0; break; /* 1 */ |
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case EV_BTN_MIDDLE: bit = 1 << 1; break; /* 2 */ |
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case EV_BTN_LEFT: bit = 1 << 2; break; /* 3 */ |
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default: bit = 1 << (ev->code - EV_BTN_MOUSE); break; |
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} |
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evdevMse->buttons &= ~bit; |
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if (ev->value) |
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evdevMse->buttons |= bit; |
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break; |
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case EV_SYN: |
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switch (ev->code) { |
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case EV_SYN_REPORT: |
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pMse->PostEvent(pInfo,evdevMse->buttons,dx, dy, dz, dw); |
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dx = dy = dz = dw = 0; |
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break; |
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} |
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break; |
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} |
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if (!evdevMse->sync) { |
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pMse->PostEvent(pInfo,evdevMse->buttons,dx, dy, dz, dw); |
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dx = dy = dz = dw = 0; |
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} |
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} while (xf86WaitForInput(pInfo->fd, 0)); |
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|
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pMse->PostEvent(pInfo, evdevMse->buttons, dx, dy, dz, dw); |
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return; |
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} |
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static void |
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evdevMouseSigioReadInput (int fd, void *closure) |
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{ |
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evdevMouseReadInput ((InputInfoPtr) closure); |
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} |
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|
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static int |
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evdevMouseProc(DeviceIntPtr pPointer, int what) |
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{ |
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InputInfoPtr pInfo; |
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MouseDevPtr pMse; |
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evdevMsePtr evdevMse; |
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unsigned char map[MSE_MAXBUTTONS + 1]; |
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int i, j, blocked; |
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unsigned long evtype_bits[NBITS(EV_MAX)]; |
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unsigned long evkey_bits[NBITS(EV_KEY_MAX)]; |
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pInfo = pPointer->public.devicePrivate; |
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pMse = pInfo->private; |
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pMse->device = pPointer; |
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evdevMse = pMse->mousePriv; |
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|
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switch (what) { |
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case DEVICE_INIT: |
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pPointer->public.on = FALSE; |
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evdevMse->evdev.name = xf86SetStrOption(pInfo->options,"Dev Name",NULL); |
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evdevMse->evdev.phys = xf86SetStrOption(pInfo->options,"Dev Phys",NULL); |
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evdevMse->evdev.cb_data = pInfo->dev; |
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evdevMse->evdev.callback = evdevMouseProc; |
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if (!evdevNewDriver (&evdevMse->evdev)) { |
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xf86Msg(X_ERROR, "%s: cannot register with evdev brain\n", pInfo->name); |
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return BadRequest; |
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} |
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if ((pInfo->fd = evdevGetFDForDriver (&evdevMse->evdev)) == -1) { |
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xf86Msg(X_ERROR, "%s: cannot open input device\n", pInfo->name); |
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return BadRequest; |
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} |
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ioctl(pInfo->fd, EVIOCGBIT(0, EV_MAX), evtype_bits); |
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if (test_bit(EV_SYN, evtype_bits)) |
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evdevMse->sync = TRUE; |
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else |
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evdevMse->sync = FALSE; |
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|
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if (test_bit(EV_KEY, evtype_bits)) { |
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ioctl(pInfo->fd, EVIOCGBIT(EV_KEY, EV_KEY_MAX), evkey_bits); |
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i = EV_BTN_LEFT; |
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for (i = EV_BTN_LEFT, j = 0; i <= EV_BTN_BACK; i++) |
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if (test_bit(i, evkey_bits)) |
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j = i - EV_BTN_LEFT; |
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if (++j > pMse->buttons) pMse->buttons = j; |
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} |
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close(pInfo->fd); |
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pInfo->fd = -1; |
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for (i = 0; i < MSE_MAXBUTTONS; ++i) |
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map[i + 1] = i + 1; |
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InitPointerDeviceStruct((DevicePtr)pPointer, map, |
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min(pMse->buttons, MSE_MAXBUTTONS), |
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miPointerGetMotionEvents, pMse->Ctrl, |
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miPointerGetMotionBufferSize()); |
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/* X valuator */ |
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xf86InitValuatorAxisStruct(pPointer, 0, 0, -1, 1, 0, 1); |
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xf86InitValuatorDefaults(pPointer, 0); |
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/* Y valuator */ |
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xf86InitValuatorAxisStruct(pPointer, 1, 0, -1, 1, 0, 1); |
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xf86InitValuatorDefaults(pPointer, 1); |
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xf86MotionHistoryAllocate(pInfo); |
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break; |
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case DEVICE_ON: |
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if (pPointer->public.on) |
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break; |
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if ((pInfo->fd = evdevGetFDForDriver (&evdevMse->evdev)) == -1) { |
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xf86Msg(X_ERROR, "%s: cannot open input device (name: '%s', phys: '%s')\n", pInfo->name, evdevMse->evdev.name, evdevMse->evdev.phys); |
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return BadRequest; |
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} |
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xf86FlushInput(pInfo->fd); |
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if (!xf86InstallSIGIOHandler (pInfo->fd, evdevMouseSigioReadInput, pInfo)) |
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AddEnabledDevice(pInfo->fd); |
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pMse->lastButtons = 0; |
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pMse->emulateState = 0; |
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evdevMse->buttons = 0; |
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pPointer->public.on = TRUE; |
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/* |
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* send button up events for sanity. If no button down is pending |
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* xf86PostButtonEvent() will discard them. So we are on the safe side. |
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*/ |
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blocked = xf86BlockSIGIO (); |
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for (i = 1; i <= 5; i++) |
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xf86PostButtonEvent(pPointer,0,i,0,0,0); |
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xf86UnblockSIGIO (blocked); |
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break; |
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case DEVICE_OFF: |
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case DEVICE_CLOSE: |
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if (pInfo->fd != -1) { |
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RemoveEnabledDevice(pInfo->fd); |
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xf86RemoveSIGIOHandler(pInfo->fd); |
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close (pInfo->fd); |
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pInfo->fd = -1; |
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} |
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pPointer->public.on = FALSE; |
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usleep(300000); |
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break; |
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} |
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return Success; |
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} |
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/* This function is called when the protocol is "evdev". */ |
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static Bool |
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evdevMousePreInit(InputInfoPtr pInfo, const char *protocol, int flags) |
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{ |
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MouseDevPtr pMse = pInfo->private; |
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evdevMsePtr evdevMse; |
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pMse->protocol = protocol; |
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xf86Msg(X_CONFIG, "%s: Protocol: %s\n", pInfo->name, protocol); |
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/* Collect the options, and process the common options. */ |
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xf86CollectInputOptions(pInfo, NULL, NULL); |
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xf86ProcessCommonOptions(pInfo, pInfo->options); |
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if (sizeof(struct input_event) <= sizeof(pMse->protoBuf)) |
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pMse->buffer = pMse->protoBuf; |
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else |
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pMse->buffer = xcalloc(sizeof(struct input_event),1); |
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pMse->mousePriv = evdevMse = xcalloc(sizeof(evdevMseRec), 1); |
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if ((pMse->buffer == NULL) || (pMse->mousePriv == NULL)) { |
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xf86Msg(X_ERROR, "%s: cannot allocate buffer\n", pInfo->name); |
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xfree(pMse); |
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return FALSE; |
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} |
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if (!evdevStart (pInfo->drv)) { |
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xf86Msg(X_ERROR, "%s: cannot start evdev brain\n", pInfo->name); |
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return FALSE; |
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} |
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pMse->CommonOptions(pInfo); |
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/* Setup the local procs. */ |
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pInfo->device_control = evdevMouseProc; |
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pInfo->read_input = evdevMouseReadInput; |
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pInfo->flags |= XI86_CONFIGURED; |
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return TRUE; |
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} |
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OSMouseInfoPtr |
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OSMouseInfoPtr |
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xf86OSMouseInit(int flags) |
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xf86OSMouseInit(int flags) |
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{ |
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{ |
Lines 24-29
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if (!p) |
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if (!p) |
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return NULL; |
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return NULL; |
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p->SupportedInterfaces = SupportedInterfaces; |
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p->SupportedInterfaces = SupportedInterfaces; |
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p->CheckProtocol = CheckProtocol; |
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p->BuiltinNames = BuiltinNames; |
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p->PreInit = evdevMousePreInit; |
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return p; |
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return p; |
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} |
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} |
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