From 49c7992dfc9c6b8a60baf1afbede4616e0265e7f Mon Sep 17 00:00:00 2001 From: marha Date: Sun, 9 May 2010 21:09:18 +0000 Subject: xserver git update 9/5/2010 --- xorg-server/Xi/xiproperty.c | 2717 ++++++++++++++++++++++--------------------- 1 file changed, 1363 insertions(+), 1354 deletions(-) (limited to 'xorg-server/Xi/xiproperty.c') diff --git a/xorg-server/Xi/xiproperty.c b/xorg-server/Xi/xiproperty.c index be0783107..6e298b7d1 100644 --- a/xorg-server/Xi/xiproperty.c +++ b/xorg-server/Xi/xiproperty.c @@ -1,1354 +1,1363 @@ -/* - * Copyright © 2006 Keith Packard - * Copyright © 2008 Peter Hutterer - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WAXIANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WAXIANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - */ - -/* This code is a modified version of randr/rrproperty.c */ - -#ifdef HAVE_DIX_CONFIG_H -#include -#endif - -#include "dix.h" -#include "inputstr.h" -#include -#include -#include -#include -#include "exglobals.h" -#include "exevents.h" -#include "swaprep.h" - -#include "xiproperty.h" -#include "xserver-properties.h" - -/** - * Properties used or alloced from inside the server. - */ -static struct dev_properties -{ - Atom type; - char *name; -} dev_properties[] = { - {0, XI_PROP_ENABLED}, - {0, XI_PROP_XTEST_DEVICE}, - {0, XATOM_FLOAT}, - {0, ACCEL_PROP_PROFILE_NUMBER}, - {0, ACCEL_PROP_CONSTANT_DECELERATION}, - {0, ACCEL_PROP_ADAPTIVE_DECELERATION}, - {0, ACCEL_PROP_VELOCITY_SCALING}, - {0, AXIS_LABEL_PROP}, - {0, AXIS_LABEL_PROP_REL_X}, - {0, AXIS_LABEL_PROP_REL_Y}, - {0, AXIS_LABEL_PROP_REL_Z}, - {0, AXIS_LABEL_PROP_REL_RX}, - {0, AXIS_LABEL_PROP_REL_RY}, - {0, AXIS_LABEL_PROP_REL_RZ}, - {0, AXIS_LABEL_PROP_REL_HWHEEL}, - {0, AXIS_LABEL_PROP_REL_DIAL}, - {0, AXIS_LABEL_PROP_REL_WHEEL}, - {0, AXIS_LABEL_PROP_REL_MISC}, - {0, AXIS_LABEL_PROP_ABS_X}, - {0, AXIS_LABEL_PROP_ABS_Y}, - {0, AXIS_LABEL_PROP_ABS_Z}, - {0, AXIS_LABEL_PROP_ABS_RX}, - {0, AXIS_LABEL_PROP_ABS_RY}, - {0, AXIS_LABEL_PROP_ABS_RZ}, - {0, AXIS_LABEL_PROP_ABS_THROTTLE}, - {0, AXIS_LABEL_PROP_ABS_RUDDER}, - {0, AXIS_LABEL_PROP_ABS_WHEEL}, - {0, AXIS_LABEL_PROP_ABS_GAS}, - {0, AXIS_LABEL_PROP_ABS_BRAKE}, - {0, AXIS_LABEL_PROP_ABS_HAT0X}, - {0, AXIS_LABEL_PROP_ABS_HAT0Y}, - {0, AXIS_LABEL_PROP_ABS_HAT1X}, - {0, AXIS_LABEL_PROP_ABS_HAT1Y}, - {0, AXIS_LABEL_PROP_ABS_HAT2X}, - {0, AXIS_LABEL_PROP_ABS_HAT2Y}, - {0, AXIS_LABEL_PROP_ABS_HAT3X}, - {0, AXIS_LABEL_PROP_ABS_HAT3Y}, - {0, AXIS_LABEL_PROP_ABS_PRESSURE}, - {0, AXIS_LABEL_PROP_ABS_DISTANCE}, - {0, AXIS_LABEL_PROP_ABS_TILT_X}, - {0, AXIS_LABEL_PROP_ABS_TILT_Y}, - {0, AXIS_LABEL_PROP_ABS_TOOL_WIDTH}, - {0, AXIS_LABEL_PROP_ABS_VOLUME}, - {0, AXIS_LABEL_PROP_ABS_MT_TOUCH_MAJOR}, - {0, AXIS_LABEL_PROP_ABS_MT_TOUCH_MINOR}, - {0, AXIS_LABEL_PROP_ABS_MT_WIDTH_MAJOR}, - {0, AXIS_LABEL_PROP_ABS_MT_WIDTH_MINOR}, - {0, AXIS_LABEL_PROP_ABS_MT_ORIENTATION}, - {0, AXIS_LABEL_PROP_ABS_MT_POSITION_X}, - {0, AXIS_LABEL_PROP_ABS_MT_POSITION_Y}, - {0, AXIS_LABEL_PROP_ABS_MT_TOOL_TYPE}, - {0, AXIS_LABEL_PROP_ABS_MT_BLOB_ID}, - {0, AXIS_LABEL_PROP_ABS_MT_TRACKING_ID}, - {0, AXIS_LABEL_PROP_ABS_MT_PRESSURE}, - {0, AXIS_LABEL_PROP_ABS_MISC}, - - {0, BTN_LABEL_PROP}, - {0, BTN_LABEL_PROP_BTN_UNKNOWN}, - {0, BTN_LABEL_PROP_BTN_WHEEL_UP}, - {0, BTN_LABEL_PROP_BTN_WHEEL_DOWN}, - {0, BTN_LABEL_PROP_BTN_HWHEEL_LEFT}, - {0, BTN_LABEL_PROP_BTN_HWHEEL_RIGHT}, - {0, BTN_LABEL_PROP_BTN_0}, - {0, BTN_LABEL_PROP_BTN_1}, - {0, BTN_LABEL_PROP_BTN_2}, - {0, BTN_LABEL_PROP_BTN_3}, - {0, BTN_LABEL_PROP_BTN_4}, - {0, BTN_LABEL_PROP_BTN_5}, - {0, BTN_LABEL_PROP_BTN_6}, - {0, BTN_LABEL_PROP_BTN_7}, - {0, BTN_LABEL_PROP_BTN_8}, - {0, BTN_LABEL_PROP_BTN_9}, - - {0, BTN_LABEL_PROP_BTN_LEFT}, - {0, BTN_LABEL_PROP_BTN_RIGHT}, - {0, BTN_LABEL_PROP_BTN_MIDDLE}, - {0, BTN_LABEL_PROP_BTN_SIDE}, - {0, BTN_LABEL_PROP_BTN_EXTRA}, - {0, BTN_LABEL_PROP_BTN_FORWARD}, - {0, BTN_LABEL_PROP_BTN_BACK}, - {0, BTN_LABEL_PROP_BTN_TASK}, - - {0, BTN_LABEL_PROP_BTN_TRIGGER}, - {0, BTN_LABEL_PROP_BTN_THUMB}, - {0, BTN_LABEL_PROP_BTN_THUMB2}, - {0, BTN_LABEL_PROP_BTN_TOP}, - {0, BTN_LABEL_PROP_BTN_TOP2}, - {0, BTN_LABEL_PROP_BTN_PINKIE}, - {0, BTN_LABEL_PROP_BTN_BASE}, - {0, BTN_LABEL_PROP_BTN_BASE2}, - {0, BTN_LABEL_PROP_BTN_BASE3}, - {0, BTN_LABEL_PROP_BTN_BASE4}, - {0, BTN_LABEL_PROP_BTN_BASE5}, - {0, BTN_LABEL_PROP_BTN_BASE6}, - {0, BTN_LABEL_PROP_BTN_DEAD}, - - {0, BTN_LABEL_PROP_BTN_A}, - {0, BTN_LABEL_PROP_BTN_B}, - {0, BTN_LABEL_PROP_BTN_C}, - {0, BTN_LABEL_PROP_BTN_X}, - {0, BTN_LABEL_PROP_BTN_Y}, - {0, BTN_LABEL_PROP_BTN_Z}, - {0, BTN_LABEL_PROP_BTN_TL}, - {0, BTN_LABEL_PROP_BTN_TR}, - {0, BTN_LABEL_PROP_BTN_TL2}, - {0, BTN_LABEL_PROP_BTN_TR2}, - {0, BTN_LABEL_PROP_BTN_SELECT}, - {0, BTN_LABEL_PROP_BTN_START}, - {0, BTN_LABEL_PROP_BTN_MODE}, - {0, BTN_LABEL_PROP_BTN_THUMBL}, - {0, BTN_LABEL_PROP_BTN_THUMBR}, - - {0, BTN_LABEL_PROP_BTN_TOOL_PEN}, - {0, BTN_LABEL_PROP_BTN_TOOL_RUBBER}, - {0, BTN_LABEL_PROP_BTN_TOOL_BRUSH}, - {0, BTN_LABEL_PROP_BTN_TOOL_PENCIL}, - {0, BTN_LABEL_PROP_BTN_TOOL_AIRBRUSH}, - {0, BTN_LABEL_PROP_BTN_TOOL_FINGER}, - {0, BTN_LABEL_PROP_BTN_TOOL_MOUSE}, - {0, BTN_LABEL_PROP_BTN_TOOL_LENS}, - {0, BTN_LABEL_PROP_BTN_TOUCH}, - {0, BTN_LABEL_PROP_BTN_STYLUS}, - {0, BTN_LABEL_PROP_BTN_STYLUS2}, - {0, BTN_LABEL_PROP_BTN_TOOL_DOUBLETAP}, - {0, BTN_LABEL_PROP_BTN_TOOL_TRIPLETAP}, - - {0, BTN_LABEL_PROP_BTN_GEAR_DOWN}, - {0, BTN_LABEL_PROP_BTN_GEAR_UP} -}; - -static long XIPropHandlerID = 1; - -static void send_property_event(DeviceIntPtr dev, Atom property, int what) -{ - devicePropertyNotify event; - xXIPropertyEvent xi2; - int state; - - if (what == XIPropertyDeleted) - state = PropertyDelete; - else - state = PropertyNewValue; - - event.type = DevicePropertyNotify; - event.deviceid = dev->id; - event.state = state; - event.atom = property; - event.time = currentTime.milliseconds; - SendEventToAllWindows(dev, DevicePropertyNotifyMask, - (xEvent*)&event, 1); - - xi2.type = GenericEvent; - xi2.extension = IReqCode; - xi2.length = 0; - xi2.evtype = XI_PropertyEvent; - xi2.deviceid = dev->id; - xi2.time = currentTime.milliseconds; - xi2.property = property; - xi2.what = what; - SendEventToAllWindows(dev, GetEventFilter(dev, (xEvent*)&xi2), - (xEvent*)&xi2, 1); -} - -static int list_atoms(DeviceIntPtr dev, int *natoms, Atom **atoms_return) -{ - XIPropertyPtr prop; - Atom *atoms = NULL; - int nprops = 0; - - for (prop = dev->properties.properties; prop; prop = prop->next) - nprops++; - if (nprops) - { - Atom *a; - - atoms = xalloc(nprops * sizeof(Atom)); - if(!atoms) - return BadAlloc; - a = atoms; - for (prop = dev->properties.properties; prop; prop = prop->next, a++) - *a = prop->propertyName; - } - - *natoms = nprops; - *atoms_return = atoms; - return Success; -} - -static int -get_property(ClientPtr client, DeviceIntPtr dev, Atom property, Atom type, - BOOL delete, int offset, int length, - int *bytes_after, Atom *type_return, int *format, int *nitems, - int *length_return, char **data) -{ - unsigned long n, len, ind; - int rc; - XIPropertyPtr prop; - XIPropertyValuePtr prop_value; - - if (!ValidAtom(property)) - { - client->errorValue = property; - return(BadAtom); - } - if ((delete != xTrue) && (delete != xFalse)) - { - client->errorValue = delete; - return(BadValue); - } - - if ((type != AnyPropertyType) && !ValidAtom(type)) - { - client->errorValue = type; - return(BadAtom); - } - - for (prop = dev->properties.properties; prop; prop = prop->next) - if (prop->propertyName == property) - break; - - if (!prop) - { - *bytes_after = 0; - *type_return = None; - *format = 0; - *nitems = 0; - *length_return = 0; - return Success; - } - - rc = XIGetDeviceProperty(dev, property, &prop_value); - if (rc != Success) - { - client->errorValue = property; - return rc; - } - - /* If the request type and actual type don't match. Return the - property information, but not the data. */ - - if (((type != prop_value->type) && (type != AnyPropertyType))) - { - *bytes_after = prop_value->size; - *format = prop_value->format; - *length_return = 0; - *nitems = 0; - *type_return = prop_value->type; - return Success; - } - - /* Return type, format, value to client */ - n = (prop_value->format/8) * prop_value->size; /* size (bytes) of prop */ - ind = offset << 2; - - /* If offset is invalid such that it causes "len" to - be negative, it's a value error. */ - - if (n < ind) - { - client->errorValue = offset; - return BadValue; - } - - len = min(n - ind, 4 * length); - - *bytes_after = n - (ind + len); - *format = prop_value->format; - *length_return = len; - if (prop_value->format) - *nitems = len / (prop_value->format / 8); - else - *nitems = 0; - *type_return = prop_value->type; - - *data = (char*)prop_value->data + ind; - - return Success; -} - -static int -check_change_property(ClientPtr client, Atom property, Atom type, int format, - int mode, int nitems) -{ - if ((mode != PropModeReplace) && (mode != PropModeAppend) && - (mode != PropModePrepend)) - { - client->errorValue = mode; - return BadValue; - } - if ((format != 8) && (format != 16) && (format != 32)) - { - client->errorValue = format; - return BadValue; - } - - if (!ValidAtom(property)) - { - client->errorValue = property; - return(BadAtom); - } - if (!ValidAtom(type)) - { - client->errorValue = type; - return(BadAtom); - } - - return Success; -} - -static int -change_property(ClientPtr client, DeviceIntPtr dev, Atom property, Atom type, - int format, int mode, int len, void *data) -{ - int rc = Success; - - rc = XIChangeDeviceProperty(dev, property, type, format, mode, len, data, TRUE); - if (rc != Success) - client->errorValue = property; - - return rc; -} - -/** - * Return the atom assigned to the specified string or 0 if the atom isn't known - * to the DIX. - * - * If name is NULL, None is returned. - */ -Atom -XIGetKnownProperty(char *name) -{ - int i; - - if (!name) - return None; - - for (i = 0; i < (sizeof(dev_properties)/sizeof(struct dev_properties)); i++) - { - if (strcmp(name, dev_properties[i].name) == 0){ - if (dev_properties[i].type == None){ - dev_properties[i].type = - MakeAtom(dev_properties[i].name, - strlen(dev_properties[i].name), - TRUE); - } - - return dev_properties[i].type; - } - } - - return 0; -} - -/** - * Convert the given property's value(s) into @nelem_return integer values and - * store them in @buf_return. If @nelem_return is larger than the number of - * values in the property, @nelem_return is set to the number of values in the - * property. - * - * If *@buf_return is NULL and @nelem_return is 0, memory is allocated - * automatically and must be freed by the caller. - * - * Possible return codes. - * Success ... No error. - * BadMatch ... Wrong atom type, atom is not XA_INTEGER - * BadAlloc ... NULL passed as buffer and allocation failed. - * BadLength ... @buff is NULL but @nelem_return is non-zero. - * - * @param val The property value - * @param nelem_return The maximum number of elements to return. - * @param buf_return Pointer to an array of at least @nelem_return values. - * @return Success or the error code if an error occured. - */ -_X_EXPORT int -XIPropToInt(XIPropertyValuePtr val, int *nelem_return, int **buf_return) -{ - int i; - int *buf; - - if (val->type != XA_INTEGER) - return BadMatch; - if (!*buf_return && *nelem_return) - return BadLength; - - switch(val->format) - { - case 8: - case 16: - case 32: - break; - default: - return BadValue; - } - - buf = *buf_return; - - if (!buf && !(*nelem_return)) - { - buf = xcalloc(val->size, sizeof(int)); - if (!buf) - return BadAlloc; - *buf_return = buf; - *nelem_return = val->size; - } else if (val->size < *nelem_return) - *nelem_return = val->size; - - for (i = 0; i < val->size && i < *nelem_return; i++) - { - switch(val->format) - { - case 8: buf[i] = ((CARD8*)val->data)[i]; break; - case 16: buf[i] = ((CARD16*)val->data)[i]; break; - case 32: buf[i] = ((CARD32*)val->data)[i]; break; - } - } - - return Success; -} - -/** - * Convert the given property's value(s) into @nelem_return float values and - * store them in @buf_return. If @nelem_return is larger than the number of - * values in the property, @nelem_return is set to the number of values in the - * property. - * - * If *@buf_return is NULL and @nelem_return is 0, memory is allocated - * automatically and must be freed by the caller. - * - * Possible errors returned: - * Success - * BadMatch ... Wrong atom type, atom is not XA_FLOAT - * BadValue ... Wrong format, format is not 32 - * BadAlloc ... NULL passed as buffer and allocation failed. - * BadLength ... @buff is NULL but @nelem_return is non-zero. - * - * @param val The property value - * @param nelem_return The maximum number of elements to return. - * @param buf_return Pointer to an array of at least @nelem_return values. - * @return Success or the error code if an error occured. - */ -_X_EXPORT int -XIPropToFloat(XIPropertyValuePtr val, int *nelem_return, float **buf_return) -{ - int i; - float *buf; - - if (!val->type || val->type != XIGetKnownProperty(XATOM_FLOAT)) - return BadMatch; - - if (val->format != 32) - return BadValue; - if (!*buf_return && *nelem_return) - return BadLength; - - buf = *buf_return; - - if (!buf && !(*nelem_return)) - { - buf = xcalloc(val->size, sizeof(float)); - if (!buf) - return BadAlloc; - *buf_return = buf; - *nelem_return = val->size; - } else if (val->size < *nelem_return) - *nelem_return = val->size; - - for (i = 0; i < val->size && i < *nelem_return; i++) - buf[i] = ((float*)val->data)[i]; - - return Success; -} - -/* Registers a new property handler on the given device and returns a unique - * identifier for this handler. This identifier is required to unregister the - * property handler again. - * @return The handler's identifier or 0 if an error occured. - */ -long -XIRegisterPropertyHandler(DeviceIntPtr dev, - int (*SetProperty) (DeviceIntPtr dev, - Atom property, - XIPropertyValuePtr prop, - BOOL checkonly), - int (*GetProperty) (DeviceIntPtr dev, - Atom property), - int (*DeleteProperty) (DeviceIntPtr dev, - Atom property)) -{ - XIPropertyHandlerPtr new_handler; - - new_handler = xcalloc(1, sizeof(XIPropertyHandler)); - if (!new_handler) - return 0; - - new_handler->id = XIPropHandlerID++; - new_handler->SetProperty = SetProperty; - new_handler->GetProperty = GetProperty; - new_handler->DeleteProperty = DeleteProperty; - new_handler->next = dev->properties.handlers; - dev->properties.handlers = new_handler; - - return new_handler->id; -} - -void -XIUnregisterPropertyHandler(DeviceIntPtr dev, long id) -{ - XIPropertyHandlerPtr curr, prev = NULL; - - curr = dev->properties.handlers; - while(curr && curr->id != id) - { - prev = curr; - curr = curr->next; - } - - if (!curr) - return; - - if (!prev) /* first one */ - dev->properties.handlers = curr->next; - else - prev->next = curr->next; - - xfree(curr); -} - -static XIPropertyPtr -XICreateDeviceProperty (Atom property) -{ - XIPropertyPtr prop; - - prop = (XIPropertyPtr)xalloc(sizeof(XIPropertyRec)); - if (!prop) - return NULL; - - prop->next = NULL; - prop->propertyName = property; - prop->value.type = None; - prop->value.format = 0; - prop->value.size = 0; - prop->value.data = NULL; - prop->deletable = TRUE; - - return prop; -} - -static XIPropertyPtr -XIFetchDeviceProperty(DeviceIntPtr dev, Atom property) -{ - XIPropertyPtr prop; - - for (prop = dev->properties.properties; prop; prop = prop->next) - if (prop->propertyName == property) - return prop; - return NULL; -} - -static void -XIDestroyDeviceProperty (XIPropertyPtr prop) -{ - if (prop->value.data) - xfree(prop->value.data); - xfree(prop); -} - -/* This function destroys all of the device's property-related stuff, - * including removing all device handlers. - * DO NOT CALL FROM THE DRIVER. - */ -void -XIDeleteAllDeviceProperties (DeviceIntPtr device) -{ - XIPropertyPtr prop, next; - XIPropertyHandlerPtr curr_handler, next_handler; - - for (prop = device->properties.properties; prop; prop = next) - { - next = prop->next; - send_property_event(device, prop->propertyName, XIPropertyDeleted); - XIDestroyDeviceProperty(prop); - } - - device->properties.properties = NULL; - - /* Now free all handlers */ - curr_handler = device->properties.handlers; - while(curr_handler) - { - next_handler = curr_handler->next; - xfree(curr_handler); - curr_handler = next_handler; - } - - device->properties.handlers = NULL; -} - - -int -XIDeleteDeviceProperty (DeviceIntPtr device, Atom property, Bool fromClient) -{ - XIPropertyPtr prop, *prev; - int rc = Success; - - for (prev = &device->properties.properties; (prop = *prev); prev = &(prop->next)) - if (prop->propertyName == property) - break; - - if (!prop) - return Success; - - if (fromClient && !prop->deletable) - return BadAccess; - - /* Ask handlers if we may delete the property */ - if (device->properties.handlers) - { - XIPropertyHandlerPtr handler = device->properties.handlers; - while(handler) - { - if (handler->DeleteProperty) - rc = handler->DeleteProperty(device, prop->propertyName); - if (rc != Success) - return (rc); - handler = handler->next; - } - } - - if (prop) - { - *prev = prop->next; - send_property_event(device, prop->propertyName, XIPropertyDeleted); - XIDestroyDeviceProperty (prop); - } - - return Success; -} - -int -XIChangeDeviceProperty (DeviceIntPtr dev, Atom property, Atom type, - int format, int mode, unsigned long len, - pointer value, Bool sendevent) -{ - XIPropertyPtr prop; - int size_in_bytes; - int total_size; - unsigned long total_len; - XIPropertyValuePtr prop_value; - XIPropertyValueRec new_value; - Bool add = FALSE; - int rc; - - size_in_bytes = format >> 3; - - /* first see if property already exists */ - prop = XIFetchDeviceProperty (dev, property); - if (!prop) /* just add to list */ - { - prop = XICreateDeviceProperty (property); - if (!prop) - return(BadAlloc); - add = TRUE; - mode = PropModeReplace; - } - prop_value = &prop->value; - - /* To append or prepend to a property the request format and type - must match those of the already defined property. The - existing format and type are irrelevant when using the mode - "PropModeReplace" since they will be written over. */ - - if ((format != prop_value->format) && (mode != PropModeReplace)) - return(BadMatch); - if ((prop_value->type != type) && (mode != PropModeReplace)) - return(BadMatch); - new_value = *prop_value; - if (mode == PropModeReplace) - total_len = len; - else - total_len = prop_value->size + len; - - if (mode == PropModeReplace || len > 0) - { - pointer new_data = NULL, old_data = NULL; - - total_size = total_len * size_in_bytes; - new_value.data = (pointer)xalloc (total_size); - if (!new_value.data && total_size) - { - if (add) - XIDestroyDeviceProperty (prop); - return BadAlloc; - } - new_value.size = len; - new_value.type = type; - new_value.format = format; - - switch (mode) { - case PropModeReplace: - new_data = new_value.data; - old_data = NULL; - break; - case PropModeAppend: - new_data = (pointer) (((char *) new_value.data) + - (prop_value->size * size_in_bytes)); - old_data = new_value.data; - break; - case PropModePrepend: - new_data = new_value.data; - old_data = (pointer) (((char *) new_value.data) + - (prop_value->size * size_in_bytes)); - break; - } - if (new_data) - memcpy ((char *) new_data, (char *) value, len * size_in_bytes); - if (old_data) - memcpy ((char *) old_data, (char *) prop_value->data, - prop_value->size * size_in_bytes); - - if (dev->properties.handlers) - { - XIPropertyHandlerPtr handler; - BOOL checkonly = TRUE; - /* run through all handlers with checkonly TRUE, then again with - * checkonly FALSE. Handlers MUST return error codes on the - * checkonly run, errors on the second run are ignored */ - do - { - handler = dev->properties.handlers; - while(handler) - { - if (handler->SetProperty) - { - rc = handler->SetProperty(dev, prop->propertyName, - &new_value, checkonly); - if (checkonly && rc != Success) - { - if (new_value.data) - xfree (new_value.data); - return (rc); - } - } - handler = handler->next; - } - checkonly = !checkonly; - } while (!checkonly); - } - if (prop_value->data) - xfree (prop_value->data); - *prop_value = new_value; - } else if (len == 0) - { - /* do nothing */ - } - - if (add) - { - prop->next = dev->properties.properties; - dev->properties.properties = prop; - } - - if (sendevent) - send_property_event(dev, prop->propertyName, - (add) ? XIPropertyCreated : XIPropertyModified); - - return(Success); -} - -int -XIGetDeviceProperty (DeviceIntPtr dev, Atom property, XIPropertyValuePtr *value) -{ - XIPropertyPtr prop = XIFetchDeviceProperty (dev, property); - int rc; - - if (!prop) - { - *value = NULL; - return BadAtom; - } - - /* If we can, try to update the property value first */ - if (dev->properties.handlers) - { - XIPropertyHandlerPtr handler = dev->properties.handlers; - while(handler) - { - if (handler->GetProperty) - { - rc = handler->GetProperty(dev, prop->propertyName); - if (rc != Success) - { - *value = NULL; - return rc; - } - } - handler = handler->next; - } - } - - *value = &prop->value; - return Success; -} - -int -XISetDevicePropertyDeletable(DeviceIntPtr dev, Atom property, Bool deletable) -{ - XIPropertyPtr prop = XIFetchDeviceProperty(dev, property); - - if (!prop) - return BadAtom; - - prop->deletable = deletable; - return Success; -} - -int -ProcXListDeviceProperties (ClientPtr client) -{ - Atom *atoms; - xListDevicePropertiesReply rep; - int natoms; - DeviceIntPtr dev; - int rc = Success; - - REQUEST(xListDevicePropertiesReq); - REQUEST_SIZE_MATCH(xListDevicePropertiesReq); - - rc = dixLookupDevice (&dev, stuff->deviceid, client, DixListPropAccess); - if (rc != Success) - return rc; - - rc = list_atoms(dev, &natoms, &atoms); - if (rc != Success) - return rc; - - rep.repType = X_Reply; - rep.RepType = X_ListDeviceProperties; - rep.length = natoms; - rep.sequenceNumber = client->sequence; - rep.nAtoms = natoms; - - WriteReplyToClient(client, sizeof(xListDevicePropertiesReply), &rep); - if (natoms) - { - client->pSwapReplyFunc = (ReplySwapPtr)Swap32Write; - WriteSwappedDataToClient(client, natoms * sizeof(Atom), atoms); - xfree(atoms); - } - return rc; -} - -int -ProcXChangeDeviceProperty (ClientPtr client) -{ - REQUEST(xChangeDevicePropertyReq); - DeviceIntPtr dev; - unsigned long len; - int totalSize; - int rc; - - REQUEST_AT_LEAST_SIZE(xChangeDevicePropertyReq); - UpdateCurrentTime(); - - rc = dixLookupDevice (&dev, stuff->deviceid, client, DixSetPropAccess); - if (rc != Success) - return rc; - - rc = check_change_property(client, stuff->property, stuff->type, - stuff->format, stuff->mode, stuff->nUnits); - - len = stuff->nUnits; - if (len > (bytes_to_int32(0xffffffff - sizeof(xChangeDevicePropertyReq)))) - return BadLength; - - totalSize = len * (stuff->format/8); - REQUEST_FIXED_SIZE(xChangeDevicePropertyReq, totalSize); - - rc = change_property(client, dev, stuff->property, stuff->type, - stuff->format, stuff->mode, len, (void*)&stuff[1]); - return rc; -} - -int -ProcXDeleteDeviceProperty (ClientPtr client) -{ - REQUEST(xDeleteDevicePropertyReq); - DeviceIntPtr dev; - int rc; - - REQUEST_SIZE_MATCH(xDeleteDevicePropertyReq); - UpdateCurrentTime(); - rc = dixLookupDevice (&dev, stuff->deviceid, client, DixSetPropAccess); - if (rc != Success) - return rc; - - if (!ValidAtom(stuff->property)) - { - client->errorValue = stuff->property; - return (BadAtom); - } - - rc = XIDeleteDeviceProperty(dev, stuff->property, TRUE); - return rc; -} - -int -ProcXGetDeviceProperty (ClientPtr client) -{ - REQUEST(xGetDevicePropertyReq); - DeviceIntPtr dev; - int length; - int rc, format, nitems, bytes_after; - char *data; - Atom type; - xGetDevicePropertyReply reply; - - REQUEST_SIZE_MATCH(xGetDevicePropertyReq); - if (stuff->delete) - UpdateCurrentTime(); - rc = dixLookupDevice (&dev, stuff->deviceid, client, - stuff->delete ? DixSetPropAccess : - DixGetPropAccess); - if (rc != Success) - return rc; - - rc = get_property(client, dev, stuff->property, stuff->type, - stuff->delete, stuff->longOffset, stuff->longLength, - &bytes_after, &type, &format, &nitems, &length, &data); - - if (rc != Success) - return rc; - - reply.repType = X_Reply; - reply.RepType = X_GetDeviceProperty; - reply.sequenceNumber = client->sequence; - reply.deviceid = dev->id; - reply.nItems = nitems; - reply.format = format; - reply.bytesAfter = bytes_after; - reply.propertyType = type; - reply.length = bytes_to_int32(length); - - if (stuff->delete && (reply.bytesAfter == 0)) - send_property_event(dev, stuff->property, XIPropertyDeleted); - - WriteReplyToClient(client, sizeof(xGenericReply), &reply); - - if (length) - { - switch (reply.format) { - case 32: client->pSwapReplyFunc = (ReplySwapPtr)CopySwap32Write; break; - case 16: client->pSwapReplyFunc = (ReplySwapPtr)CopySwap16Write; break; - default: client->pSwapReplyFunc = (ReplySwapPtr)WriteToClient; break; - } - WriteSwappedDataToClient(client, length, data); - } - - /* delete the Property */ - if (stuff->delete && (reply.bytesAfter == 0)) - { - XIPropertyPtr prop, *prev; - for (prev = &dev->properties.properties; (prop = *prev); prev = &prop->next) - { - if (prop->propertyName == stuff->property) - { - *prev = prop->next; - XIDestroyDeviceProperty(prop); - break; - } - } - } - return Success; -} - - -int -SProcXListDeviceProperties (ClientPtr client) -{ - char n; - REQUEST(xListDevicePropertiesReq); - - swaps(&stuff->length, n); - - REQUEST_SIZE_MATCH(xListDevicePropertiesReq); - return (ProcXListDeviceProperties(client)); -} - -int -SProcXChangeDeviceProperty (ClientPtr client) -{ - char n; - REQUEST(xChangeDevicePropertyReq); - - swaps(&stuff->length, n); - swapl(&stuff->property, n); - swapl(&stuff->type, n); - swapl(&stuff->nUnits, n); - REQUEST_SIZE_MATCH(xChangeDevicePropertyReq); - return (ProcXChangeDeviceProperty(client)); -} - -int -SProcXDeleteDeviceProperty (ClientPtr client) -{ - char n; - REQUEST(xDeleteDevicePropertyReq); - - swaps(&stuff->length, n); - swapl(&stuff->property, n); - REQUEST_SIZE_MATCH(xDeleteDevicePropertyReq); - return (ProcXDeleteDeviceProperty(client)); -} - -int -SProcXGetDeviceProperty (ClientPtr client) -{ - char n; - REQUEST(xGetDevicePropertyReq); - - swaps(&stuff->length, n); - swapl(&stuff->property, n); - swapl(&stuff->type, n); - swapl(&stuff->longOffset, n); - swapl(&stuff->longLength, n); - REQUEST_SIZE_MATCH(xGetDevicePropertyReq); - return (ProcXGetDeviceProperty(client)); -} - - -/* Reply swapping */ - -void -SRepXListDeviceProperties(ClientPtr client, int size, - xListDevicePropertiesReply *rep) -{ - char n; - swaps(&rep->sequenceNumber, n); - swapl(&rep->length, n); - swaps(&rep->nAtoms, n); - /* properties will be swapped later, see ProcXListDeviceProperties */ - WriteToClient(client, size, (char*)rep); -} - -void -SRepXGetDeviceProperty(ClientPtr client, int size, - xGetDevicePropertyReply *rep) -{ - char n; - - swaps(&rep->sequenceNumber, n); - swapl(&rep->length, n); - swapl(&rep->propertyType, n); - swapl(&rep->bytesAfter, n); - swapl(&rep->nItems, n); - /* data will be swapped, see ProcXGetDeviceProperty */ - WriteToClient(client, size, (char*)rep); -} - -/* XI2 Request/reply handling */ -int -ProcXIListProperties(ClientPtr client) -{ - Atom *atoms; - xXIListPropertiesReply rep; - int natoms; - DeviceIntPtr dev; - int rc = Success; - - REQUEST(xXIListPropertiesReq); - REQUEST_SIZE_MATCH(xXIListPropertiesReq); - - rc = dixLookupDevice (&dev, stuff->deviceid, client, DixListPropAccess); - if (rc != Success) - return rc; - - rc = list_atoms(dev, &natoms, &atoms); - if (rc != Success) - return rc; - - rep.repType = X_Reply; - rep.RepType = X_XIListProperties; - rep.length = natoms; - rep.sequenceNumber = client->sequence; - rep.num_properties = natoms; - - WriteReplyToClient(client, sizeof(xXIListPropertiesReply), &rep); - if (natoms) - { - client->pSwapReplyFunc = (ReplySwapPtr)Swap32Write; - WriteSwappedDataToClient(client, natoms * sizeof(Atom), atoms); - xfree(atoms); - } - return rc; -} - -int -ProcXIChangeProperty(ClientPtr client) -{ - int rc; - DeviceIntPtr dev; - int totalSize; - unsigned long len; - - REQUEST(xXIChangePropertyReq); - REQUEST_AT_LEAST_SIZE(xXIChangePropertyReq); - UpdateCurrentTime(); - - rc = dixLookupDevice (&dev, stuff->deviceid, client, DixSetPropAccess); - if (rc != Success) - return rc; - - rc = check_change_property(client, stuff->property, stuff->type, - stuff->format, stuff->mode, stuff->num_items); - len = stuff->num_items; - if (len > bytes_to_int32(0xffffffff - sizeof(xXIChangePropertyReq))) - return BadLength; - - totalSize = len * (stuff->format/8); - REQUEST_FIXED_SIZE(xXIChangePropertyReq, totalSize); - - rc = change_property(client, dev, stuff->property, stuff->type, - stuff->format, stuff->mode, len, (void*)&stuff[1]); - return rc; -} - -int -ProcXIDeleteProperty(ClientPtr client) -{ - DeviceIntPtr dev; - int rc; - REQUEST(xXIDeletePropertyReq); - - REQUEST_SIZE_MATCH(xXIDeletePropertyReq); - UpdateCurrentTime(); - rc = dixLookupDevice (&dev, stuff->deviceid, client, DixSetPropAccess); - if (rc != Success) - return rc; - - if (!ValidAtom(stuff->property)) - { - client->errorValue = stuff->property; - return (BadAtom); - } - - rc = XIDeleteDeviceProperty(dev, stuff->property, TRUE); - return rc; -} - - -int -ProcXIGetProperty(ClientPtr client) -{ - REQUEST(xXIGetPropertyReq); - DeviceIntPtr dev; - xXIGetPropertyReply reply; - int length; - int rc, format, nitems, bytes_after; - char *data; - Atom type; - - REQUEST_SIZE_MATCH(xXIGetPropertyReq); - if (stuff->delete) - UpdateCurrentTime(); - rc = dixLookupDevice (&dev, stuff->deviceid, client, - stuff->delete ? DixSetPropAccess : - DixGetPropAccess); - if (rc != Success) - return rc; - - rc = get_property(client, dev, stuff->property, stuff->type, - stuff->delete, stuff->offset, stuff->len, - &bytes_after, &type, &format, &nitems, &length, &data); - - if (rc != Success) - return rc; - - reply.repType = X_Reply; - reply.RepType = X_XIGetProperty; - reply.sequenceNumber = client->sequence; - reply.num_items = nitems; - reply.format = format; - reply.bytes_after = bytes_after; - reply.type = type; - reply.length = bytes_to_int32(length); - - if (length && stuff->delete && (reply.bytes_after == 0)) - send_property_event(dev, stuff->property, XIPropertyDeleted); - - WriteReplyToClient(client, sizeof(xXIGetPropertyReply), &reply); - - if (length) - { - switch (reply.format) { - case 32: client->pSwapReplyFunc = (ReplySwapPtr)CopySwap32Write; break; - case 16: client->pSwapReplyFunc = (ReplySwapPtr)CopySwap16Write; break; - default: client->pSwapReplyFunc = (ReplySwapPtr)WriteToClient; break; - } - WriteSwappedDataToClient(client, length, data); - } - - /* delete the Property */ - if (stuff->delete && (reply.bytes_after == 0)) - { - XIPropertyPtr prop, *prev; - for (prev = &dev->properties.properties; (prop = *prev); prev = &prop->next) - { - if (prop->propertyName == stuff->property) - { - *prev = prop->next; - XIDestroyDeviceProperty(prop); - break; - } - } - } - - return Success; -} - -int -SProcXIListProperties(ClientPtr client) -{ - char n; - REQUEST(xXIListPropertiesReq); - - swaps(&stuff->length, n); - swaps(&stuff->deviceid, n); - - REQUEST_SIZE_MATCH(xXIListPropertiesReq); - return (ProcXIListProperties(client)); -} - -int -SProcXIChangeProperty(ClientPtr client) -{ - char n; - REQUEST(xXIChangePropertyReq); - - swaps(&stuff->length, n); - swaps(&stuff->deviceid, n); - swapl(&stuff->property, n); - swapl(&stuff->type, n); - swapl(&stuff->num_items, n); - REQUEST_SIZE_MATCH(xXIChangePropertyReq); - return (ProcXIChangeProperty(client)); -} - -int -SProcXIDeleteProperty(ClientPtr client) -{ - char n; - REQUEST(xXIDeletePropertyReq); - - swaps(&stuff->length, n); - swaps(&stuff->deviceid, n); - swapl(&stuff->property, n); - REQUEST_SIZE_MATCH(xXIDeletePropertyReq); - return (ProcXIDeleteProperty(client)); -} - -int -SProcXIGetProperty(ClientPtr client) -{ - char n; - REQUEST(xXIGetPropertyReq); - - swaps(&stuff->length, n); - swaps(&stuff->deviceid, n); - swapl(&stuff->property, n); - swapl(&stuff->type, n); - swapl(&stuff->offset, n); - swapl(&stuff->len, n); - REQUEST_SIZE_MATCH(xXIGetPropertyReq); - return (ProcXIGetProperty(client)); -} - - -void -SRepXIListProperties(ClientPtr client, int size, - xXIListPropertiesReply *rep) -{ - char n; - swaps(&rep->sequenceNumber, n); - swapl(&rep->length, n); - swaps(&rep->num_properties, n); - /* properties will be swapped later, see ProcXIListProperties */ - WriteToClient(client, size, (char*)rep); -} - -void -SRepXIGetProperty(ClientPtr client, int size, - xXIGetPropertyReply *rep) -{ - char n; - - swaps(&rep->sequenceNumber, n); - swapl(&rep->length, n); - swapl(&rep->type, n); - swapl(&rep->bytes_after, n); - swapl(&rep->num_items, n); - /* data will be swapped, see ProcXIGetProperty */ - WriteToClient(client, size, (char*)rep); -} +/* + * Copyright © 2006 Keith Packard + * Copyright © 2008 Peter Hutterer + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WAXIANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WAXIANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + */ + +/* This code is a modified version of randr/rrproperty.c */ + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif + +#include "dix.h" +#include "inputstr.h" +#include +#include +#include +#include +#include "exglobals.h" +#include "exevents.h" +#include "swaprep.h" + +#include "xiproperty.h" +#include "xserver-properties.h" + +/** + * Properties used or alloced from inside the server. + */ +static struct dev_properties +{ + Atom type; + char *name; +} dev_properties[] = { + {0, XI_PROP_ENABLED}, + {0, XI_PROP_XTEST_DEVICE}, + {0, XATOM_FLOAT}, + {0, ACCEL_PROP_PROFILE_NUMBER}, + {0, ACCEL_PROP_CONSTANT_DECELERATION}, + {0, ACCEL_PROP_ADAPTIVE_DECELERATION}, + {0, ACCEL_PROP_VELOCITY_SCALING}, + {0, AXIS_LABEL_PROP}, + {0, AXIS_LABEL_PROP_REL_X}, + {0, AXIS_LABEL_PROP_REL_Y}, + {0, AXIS_LABEL_PROP_REL_Z}, + {0, AXIS_LABEL_PROP_REL_RX}, + {0, AXIS_LABEL_PROP_REL_RY}, + {0, AXIS_LABEL_PROP_REL_RZ}, + {0, AXIS_LABEL_PROP_REL_HWHEEL}, + {0, AXIS_LABEL_PROP_REL_DIAL}, + {0, AXIS_LABEL_PROP_REL_WHEEL}, + {0, AXIS_LABEL_PROP_REL_MISC}, + {0, AXIS_LABEL_PROP_ABS_X}, + {0, AXIS_LABEL_PROP_ABS_Y}, + {0, AXIS_LABEL_PROP_ABS_Z}, + {0, AXIS_LABEL_PROP_ABS_RX}, + {0, AXIS_LABEL_PROP_ABS_RY}, + {0, AXIS_LABEL_PROP_ABS_RZ}, + {0, AXIS_LABEL_PROP_ABS_THROTTLE}, + {0, AXIS_LABEL_PROP_ABS_RUDDER}, + {0, AXIS_LABEL_PROP_ABS_WHEEL}, + {0, AXIS_LABEL_PROP_ABS_GAS}, + {0, AXIS_LABEL_PROP_ABS_BRAKE}, + {0, AXIS_LABEL_PROP_ABS_HAT0X}, + {0, AXIS_LABEL_PROP_ABS_HAT0Y}, + {0, AXIS_LABEL_PROP_ABS_HAT1X}, + {0, AXIS_LABEL_PROP_ABS_HAT1Y}, + {0, AXIS_LABEL_PROP_ABS_HAT2X}, + {0, AXIS_LABEL_PROP_ABS_HAT2Y}, + {0, AXIS_LABEL_PROP_ABS_HAT3X}, + {0, AXIS_LABEL_PROP_ABS_HAT3Y}, + {0, AXIS_LABEL_PROP_ABS_PRESSURE}, + {0, AXIS_LABEL_PROP_ABS_DISTANCE}, + {0, AXIS_LABEL_PROP_ABS_TILT_X}, + {0, AXIS_LABEL_PROP_ABS_TILT_Y}, + {0, AXIS_LABEL_PROP_ABS_TOOL_WIDTH}, + {0, AXIS_LABEL_PROP_ABS_VOLUME}, + {0, AXIS_LABEL_PROP_ABS_MT_TOUCH_MAJOR}, + {0, AXIS_LABEL_PROP_ABS_MT_TOUCH_MINOR}, + {0, AXIS_LABEL_PROP_ABS_MT_WIDTH_MAJOR}, + {0, AXIS_LABEL_PROP_ABS_MT_WIDTH_MINOR}, + {0, AXIS_LABEL_PROP_ABS_MT_ORIENTATION}, + {0, AXIS_LABEL_PROP_ABS_MT_POSITION_X}, + {0, AXIS_LABEL_PROP_ABS_MT_POSITION_Y}, + {0, AXIS_LABEL_PROP_ABS_MT_TOOL_TYPE}, + {0, AXIS_LABEL_PROP_ABS_MT_BLOB_ID}, + {0, AXIS_LABEL_PROP_ABS_MT_TRACKING_ID}, + {0, AXIS_LABEL_PROP_ABS_MT_PRESSURE}, + {0, AXIS_LABEL_PROP_ABS_MISC}, + + {0, BTN_LABEL_PROP}, + {0, BTN_LABEL_PROP_BTN_UNKNOWN}, + {0, BTN_LABEL_PROP_BTN_WHEEL_UP}, + {0, BTN_LABEL_PROP_BTN_WHEEL_DOWN}, + {0, BTN_LABEL_PROP_BTN_HWHEEL_LEFT}, + {0, BTN_LABEL_PROP_BTN_HWHEEL_RIGHT}, + {0, BTN_LABEL_PROP_BTN_0}, + {0, BTN_LABEL_PROP_BTN_1}, + {0, BTN_LABEL_PROP_BTN_2}, + {0, BTN_LABEL_PROP_BTN_3}, + {0, BTN_LABEL_PROP_BTN_4}, + {0, BTN_LABEL_PROP_BTN_5}, + {0, BTN_LABEL_PROP_BTN_6}, + {0, BTN_LABEL_PROP_BTN_7}, + {0, BTN_LABEL_PROP_BTN_8}, + {0, BTN_LABEL_PROP_BTN_9}, + + {0, BTN_LABEL_PROP_BTN_LEFT}, + {0, BTN_LABEL_PROP_BTN_RIGHT}, + {0, BTN_LABEL_PROP_BTN_MIDDLE}, + {0, BTN_LABEL_PROP_BTN_SIDE}, + {0, BTN_LABEL_PROP_BTN_EXTRA}, + {0, BTN_LABEL_PROP_BTN_FORWARD}, + {0, BTN_LABEL_PROP_BTN_BACK}, + {0, BTN_LABEL_PROP_BTN_TASK}, + + {0, BTN_LABEL_PROP_BTN_TRIGGER}, + {0, BTN_LABEL_PROP_BTN_THUMB}, + {0, BTN_LABEL_PROP_BTN_THUMB2}, + {0, BTN_LABEL_PROP_BTN_TOP}, + {0, BTN_LABEL_PROP_BTN_TOP2}, + {0, BTN_LABEL_PROP_BTN_PINKIE}, + {0, BTN_LABEL_PROP_BTN_BASE}, + {0, BTN_LABEL_PROP_BTN_BASE2}, + {0, BTN_LABEL_PROP_BTN_BASE3}, + {0, BTN_LABEL_PROP_BTN_BASE4}, + {0, BTN_LABEL_PROP_BTN_BASE5}, + {0, BTN_LABEL_PROP_BTN_BASE6}, + {0, BTN_LABEL_PROP_BTN_DEAD}, + + {0, BTN_LABEL_PROP_BTN_A}, + {0, BTN_LABEL_PROP_BTN_B}, + {0, BTN_LABEL_PROP_BTN_C}, + {0, BTN_LABEL_PROP_BTN_X}, + {0, BTN_LABEL_PROP_BTN_Y}, + {0, BTN_LABEL_PROP_BTN_Z}, + {0, BTN_LABEL_PROP_BTN_TL}, + {0, BTN_LABEL_PROP_BTN_TR}, + {0, BTN_LABEL_PROP_BTN_TL2}, + {0, BTN_LABEL_PROP_BTN_TR2}, + {0, BTN_LABEL_PROP_BTN_SELECT}, + {0, BTN_LABEL_PROP_BTN_START}, + {0, BTN_LABEL_PROP_BTN_MODE}, + {0, BTN_LABEL_PROP_BTN_THUMBL}, + {0, BTN_LABEL_PROP_BTN_THUMBR}, + + {0, BTN_LABEL_PROP_BTN_TOOL_PEN}, + {0, BTN_LABEL_PROP_BTN_TOOL_RUBBER}, + {0, BTN_LABEL_PROP_BTN_TOOL_BRUSH}, + {0, BTN_LABEL_PROP_BTN_TOOL_PENCIL}, + {0, BTN_LABEL_PROP_BTN_TOOL_AIRBRUSH}, + {0, BTN_LABEL_PROP_BTN_TOOL_FINGER}, + {0, BTN_LABEL_PROP_BTN_TOOL_MOUSE}, + {0, BTN_LABEL_PROP_BTN_TOOL_LENS}, + {0, BTN_LABEL_PROP_BTN_TOUCH}, + {0, BTN_LABEL_PROP_BTN_STYLUS}, + {0, BTN_LABEL_PROP_BTN_STYLUS2}, + {0, BTN_LABEL_PROP_BTN_TOOL_DOUBLETAP}, + {0, BTN_LABEL_PROP_BTN_TOOL_TRIPLETAP}, + + {0, BTN_LABEL_PROP_BTN_GEAR_DOWN}, + {0, BTN_LABEL_PROP_BTN_GEAR_UP} +}; + +static long XIPropHandlerID = 1; + +static void send_property_event(DeviceIntPtr dev, Atom property, int what) +{ + devicePropertyNotify event; + xXIPropertyEvent xi2; + int state; + + if (what == XIPropertyDeleted) + state = PropertyDelete; + else + state = PropertyNewValue; + + event.type = DevicePropertyNotify; + event.deviceid = dev->id; + event.state = state; + event.atom = property; + event.time = currentTime.milliseconds; + SendEventToAllWindows(dev, DevicePropertyNotifyMask, + (xEvent*)&event, 1); + + xi2.type = GenericEvent; + xi2.extension = IReqCode; + xi2.length = 0; + xi2.evtype = XI_PropertyEvent; + xi2.deviceid = dev->id; + xi2.time = currentTime.milliseconds; + xi2.property = property; + xi2.what = what; + SendEventToAllWindows(dev, GetEventFilter(dev, (xEvent*)&xi2), + (xEvent*)&xi2, 1); +} + +static int list_atoms(DeviceIntPtr dev, int *natoms, Atom **atoms_return) +{ + XIPropertyPtr prop; + Atom *atoms = NULL; + int nprops = 0; + + for (prop = dev->properties.properties; prop; prop = prop->next) + nprops++; + if (nprops) + { + Atom *a; + + atoms = xalloc(nprops * sizeof(Atom)); + if(!atoms) + return BadAlloc; + a = atoms; + for (prop = dev->properties.properties; prop; prop = prop->next, a++) + *a = prop->propertyName; + } + + *natoms = nprops; + *atoms_return = atoms; + return Success; +} + +static int +get_property(ClientPtr client, DeviceIntPtr dev, Atom property, Atom type, + BOOL delete, int offset, int length, + int *bytes_after, Atom *type_return, int *format, int *nitems, + int *length_return, char **data) +{ + unsigned long n, len, ind; + int rc; + XIPropertyPtr prop; + XIPropertyValuePtr prop_value; + + if (!ValidAtom(property)) + { + client->errorValue = property; + return(BadAtom); + } + if ((delete != xTrue) && (delete != xFalse)) + { + client->errorValue = delete; + return(BadValue); + } + + if ((type != AnyPropertyType) && !ValidAtom(type)) + { + client->errorValue = type; + return(BadAtom); + } + + for (prop = dev->properties.properties; prop; prop = prop->next) + if (prop->propertyName == property) + break; + + if (!prop) + { + *bytes_after = 0; + *type_return = None; + *format = 0; + *nitems = 0; + *length_return = 0; + return Success; + } + + rc = XIGetDeviceProperty(dev, property, &prop_value); + if (rc != Success) + { + client->errorValue = property; + return rc; + } + + /* If the request type and actual type don't match. Return the + property information, but not the data. */ + + if (((type != prop_value->type) && (type != AnyPropertyType))) + { + *bytes_after = prop_value->size; + *format = prop_value->format; + *length_return = 0; + *nitems = 0; + *type_return = prop_value->type; + return Success; + } + + /* Return type, format, value to client */ + n = (prop_value->format/8) * prop_value->size; /* size (bytes) of prop */ + ind = offset << 2; + + /* If offset is invalid such that it causes "len" to + be negative, it's a value error. */ + + if (n < ind) + { + client->errorValue = offset; + return BadValue; + } + + len = min(n - ind, 4 * length); + + *bytes_after = n - (ind + len); + *format = prop_value->format; + *length_return = len; + if (prop_value->format) + *nitems = len / (prop_value->format / 8); + else + *nitems = 0; + *type_return = prop_value->type; + + *data = (char*)prop_value->data + ind; + + return Success; +} + +static int +check_change_property(ClientPtr client, Atom property, Atom type, int format, + int mode, int nitems) +{ + if ((mode != PropModeReplace) && (mode != PropModeAppend) && + (mode != PropModePrepend)) + { + client->errorValue = mode; + return BadValue; + } + if ((format != 8) && (format != 16) && (format != 32)) + { + client->errorValue = format; + return BadValue; + } + + if (!ValidAtom(property)) + { + client->errorValue = property; + return(BadAtom); + } + if (!ValidAtom(type)) + { + client->errorValue = type; + return(BadAtom); + } + + return Success; +} + +static int +change_property(ClientPtr client, DeviceIntPtr dev, Atom property, Atom type, + int format, int mode, int len, void *data) +{ + int rc = Success; + + rc = XIChangeDeviceProperty(dev, property, type, format, mode, len, data, TRUE); + if (rc != Success) + client->errorValue = property; + + return rc; +} + +/** + * Return the atom assigned to the specified string or 0 if the atom isn't known + * to the DIX. + * + * If name is NULL, None is returned. + */ +Atom +XIGetKnownProperty(char *name) +{ + int i; + + if (!name) + return None; + + for (i = 0; i < (sizeof(dev_properties)/sizeof(struct dev_properties)); i++) + { + if (strcmp(name, dev_properties[i].name) == 0){ + if (dev_properties[i].type == None){ + dev_properties[i].type = + MakeAtom(dev_properties[i].name, + strlen(dev_properties[i].name), + TRUE); + } + + return dev_properties[i].type; + } + } + + return 0; +} + +void +XIResetProperties(void) +{ + int i; + + for (i = 0; i < (sizeof(dev_properties)/sizeof(struct dev_properties)); i++) + dev_properties[i].type = None; +} + +/** + * Convert the given property's value(s) into @nelem_return integer values and + * store them in @buf_return. If @nelem_return is larger than the number of + * values in the property, @nelem_return is set to the number of values in the + * property. + * + * If *@buf_return is NULL and @nelem_return is 0, memory is allocated + * automatically and must be freed by the caller. + * + * Possible return codes. + * Success ... No error. + * BadMatch ... Wrong atom type, atom is not XA_INTEGER + * BadAlloc ... NULL passed as buffer and allocation failed. + * BadLength ... @buff is NULL but @nelem_return is non-zero. + * + * @param val The property value + * @param nelem_return The maximum number of elements to return. + * @param buf_return Pointer to an array of at least @nelem_return values. + * @return Success or the error code if an error occured. + */ +_X_EXPORT int +XIPropToInt(XIPropertyValuePtr val, int *nelem_return, int **buf_return) +{ + int i; + int *buf; + + if (val->type != XA_INTEGER) + return BadMatch; + if (!*buf_return && *nelem_return) + return BadLength; + + switch(val->format) + { + case 8: + case 16: + case 32: + break; + default: + return BadValue; + } + + buf = *buf_return; + + if (!buf && !(*nelem_return)) + { + buf = xcalloc(val->size, sizeof(int)); + if (!buf) + return BadAlloc; + *buf_return = buf; + *nelem_return = val->size; + } else if (val->size < *nelem_return) + *nelem_return = val->size; + + for (i = 0; i < val->size && i < *nelem_return; i++) + { + switch(val->format) + { + case 8: buf[i] = ((CARD8*)val->data)[i]; break; + case 16: buf[i] = ((CARD16*)val->data)[i]; break; + case 32: buf[i] = ((CARD32*)val->data)[i]; break; + } + } + + return Success; +} + +/** + * Convert the given property's value(s) into @nelem_return float values and + * store them in @buf_return. If @nelem_return is larger than the number of + * values in the property, @nelem_return is set to the number of values in the + * property. + * + * If *@buf_return is NULL and @nelem_return is 0, memory is allocated + * automatically and must be freed by the caller. + * + * Possible errors returned: + * Success + * BadMatch ... Wrong atom type, atom is not XA_FLOAT + * BadValue ... Wrong format, format is not 32 + * BadAlloc ... NULL passed as buffer and allocation failed. + * BadLength ... @buff is NULL but @nelem_return is non-zero. + * + * @param val The property value + * @param nelem_return The maximum number of elements to return. + * @param buf_return Pointer to an array of at least @nelem_return values. + * @return Success or the error code if an error occured. + */ +_X_EXPORT int +XIPropToFloat(XIPropertyValuePtr val, int *nelem_return, float **buf_return) +{ + int i; + float *buf; + + if (!val->type || val->type != XIGetKnownProperty(XATOM_FLOAT)) + return BadMatch; + + if (val->format != 32) + return BadValue; + if (!*buf_return && *nelem_return) + return BadLength; + + buf = *buf_return; + + if (!buf && !(*nelem_return)) + { + buf = xcalloc(val->size, sizeof(float)); + if (!buf) + return BadAlloc; + *buf_return = buf; + *nelem_return = val->size; + } else if (val->size < *nelem_return) + *nelem_return = val->size; + + for (i = 0; i < val->size && i < *nelem_return; i++) + buf[i] = ((float*)val->data)[i]; + + return Success; +} + +/* Registers a new property handler on the given device and returns a unique + * identifier for this handler. This identifier is required to unregister the + * property handler again. + * @return The handler's identifier or 0 if an error occured. + */ +long +XIRegisterPropertyHandler(DeviceIntPtr dev, + int (*SetProperty) (DeviceIntPtr dev, + Atom property, + XIPropertyValuePtr prop, + BOOL checkonly), + int (*GetProperty) (DeviceIntPtr dev, + Atom property), + int (*DeleteProperty) (DeviceIntPtr dev, + Atom property)) +{ + XIPropertyHandlerPtr new_handler; + + new_handler = xcalloc(1, sizeof(XIPropertyHandler)); + if (!new_handler) + return 0; + + new_handler->id = XIPropHandlerID++; + new_handler->SetProperty = SetProperty; + new_handler->GetProperty = GetProperty; + new_handler->DeleteProperty = DeleteProperty; + new_handler->next = dev->properties.handlers; + dev->properties.handlers = new_handler; + + return new_handler->id; +} + +void +XIUnregisterPropertyHandler(DeviceIntPtr dev, long id) +{ + XIPropertyHandlerPtr curr, prev = NULL; + + curr = dev->properties.handlers; + while(curr && curr->id != id) + { + prev = curr; + curr = curr->next; + } + + if (!curr) + return; + + if (!prev) /* first one */ + dev->properties.handlers = curr->next; + else + prev->next = curr->next; + + xfree(curr); +} + +static XIPropertyPtr +XICreateDeviceProperty (Atom property) +{ + XIPropertyPtr prop; + + prop = (XIPropertyPtr)xalloc(sizeof(XIPropertyRec)); + if (!prop) + return NULL; + + prop->next = NULL; + prop->propertyName = property; + prop->value.type = None; + prop->value.format = 0; + prop->value.size = 0; + prop->value.data = NULL; + prop->deletable = TRUE; + + return prop; +} + +static XIPropertyPtr +XIFetchDeviceProperty(DeviceIntPtr dev, Atom property) +{ + XIPropertyPtr prop; + + for (prop = dev->properties.properties; prop; prop = prop->next) + if (prop->propertyName == property) + return prop; + return NULL; +} + +static void +XIDestroyDeviceProperty (XIPropertyPtr prop) +{ + if (prop->value.data) + xfree(prop->value.data); + xfree(prop); +} + +/* This function destroys all of the device's property-related stuff, + * including removing all device handlers. + * DO NOT CALL FROM THE DRIVER. + */ +void +XIDeleteAllDeviceProperties (DeviceIntPtr device) +{ + XIPropertyPtr prop, next; + XIPropertyHandlerPtr curr_handler, next_handler; + + for (prop = device->properties.properties; prop; prop = next) + { + next = prop->next; + send_property_event(device, prop->propertyName, XIPropertyDeleted); + XIDestroyDeviceProperty(prop); + } + + device->properties.properties = NULL; + + /* Now free all handlers */ + curr_handler = device->properties.handlers; + while(curr_handler) + { + next_handler = curr_handler->next; + xfree(curr_handler); + curr_handler = next_handler; + } + + device->properties.handlers = NULL; +} + + +int +XIDeleteDeviceProperty (DeviceIntPtr device, Atom property, Bool fromClient) +{ + XIPropertyPtr prop, *prev; + int rc = Success; + + for (prev = &device->properties.properties; (prop = *prev); prev = &(prop->next)) + if (prop->propertyName == property) + break; + + if (!prop) + return Success; + + if (fromClient && !prop->deletable) + return BadAccess; + + /* Ask handlers if we may delete the property */ + if (device->properties.handlers) + { + XIPropertyHandlerPtr handler = device->properties.handlers; + while(handler) + { + if (handler->DeleteProperty) + rc = handler->DeleteProperty(device, prop->propertyName); + if (rc != Success) + return (rc); + handler = handler->next; + } + } + + if (prop) + { + *prev = prop->next; + send_property_event(device, prop->propertyName, XIPropertyDeleted); + XIDestroyDeviceProperty (prop); + } + + return Success; +} + +int +XIChangeDeviceProperty (DeviceIntPtr dev, Atom property, Atom type, + int format, int mode, unsigned long len, + pointer value, Bool sendevent) +{ + XIPropertyPtr prop; + int size_in_bytes; + int total_size; + unsigned long total_len; + XIPropertyValuePtr prop_value; + XIPropertyValueRec new_value; + Bool add = FALSE; + int rc; + + size_in_bytes = format >> 3; + + /* first see if property already exists */ + prop = XIFetchDeviceProperty (dev, property); + if (!prop) /* just add to list */ + { + prop = XICreateDeviceProperty (property); + if (!prop) + return(BadAlloc); + add = TRUE; + mode = PropModeReplace; + } + prop_value = &prop->value; + + /* To append or prepend to a property the request format and type + must match those of the already defined property. The + existing format and type are irrelevant when using the mode + "PropModeReplace" since they will be written over. */ + + if ((format != prop_value->format) && (mode != PropModeReplace)) + return(BadMatch); + if ((prop_value->type != type) && (mode != PropModeReplace)) + return(BadMatch); + new_value = *prop_value; + if (mode == PropModeReplace) + total_len = len; + else + total_len = prop_value->size + len; + + if (mode == PropModeReplace || len > 0) + { + pointer new_data = NULL, old_data = NULL; + + total_size = total_len * size_in_bytes; + new_value.data = (pointer)xalloc (total_size); + if (!new_value.data && total_size) + { + if (add) + XIDestroyDeviceProperty (prop); + return BadAlloc; + } + new_value.size = len; + new_value.type = type; + new_value.format = format; + + switch (mode) { + case PropModeReplace: + new_data = new_value.data; + old_data = NULL; + break; + case PropModeAppend: + new_data = (pointer) (((char *) new_value.data) + + (prop_value->size * size_in_bytes)); + old_data = new_value.data; + break; + case PropModePrepend: + new_data = new_value.data; + old_data = (pointer) (((char *) new_value.data) + + (prop_value->size * size_in_bytes)); + break; + } + if (new_data) + memcpy ((char *) new_data, (char *) value, len * size_in_bytes); + if (old_data) + memcpy ((char *) old_data, (char *) prop_value->data, + prop_value->size * size_in_bytes); + + if (dev->properties.handlers) + { + XIPropertyHandlerPtr handler; + BOOL checkonly = TRUE; + /* run through all handlers with checkonly TRUE, then again with + * checkonly FALSE. Handlers MUST return error codes on the + * checkonly run, errors on the second run are ignored */ + do + { + handler = dev->properties.handlers; + while(handler) + { + if (handler->SetProperty) + { + rc = handler->SetProperty(dev, prop->propertyName, + &new_value, checkonly); + if (checkonly && rc != Success) + { + if (new_value.data) + xfree (new_value.data); + return (rc); + } + } + handler = handler->next; + } + checkonly = !checkonly; + } while (!checkonly); + } + if (prop_value->data) + xfree (prop_value->data); + *prop_value = new_value; + } else if (len == 0) + { + /* do nothing */ + } + + if (add) + { + prop->next = dev->properties.properties; + dev->properties.properties = prop; + } + + if (sendevent) + send_property_event(dev, prop->propertyName, + (add) ? XIPropertyCreated : XIPropertyModified); + + return(Success); +} + +int +XIGetDeviceProperty (DeviceIntPtr dev, Atom property, XIPropertyValuePtr *value) +{ + XIPropertyPtr prop = XIFetchDeviceProperty (dev, property); + int rc; + + if (!prop) + { + *value = NULL; + return BadAtom; + } + + /* If we can, try to update the property value first */ + if (dev->properties.handlers) + { + XIPropertyHandlerPtr handler = dev->properties.handlers; + while(handler) + { + if (handler->GetProperty) + { + rc = handler->GetProperty(dev, prop->propertyName); + if (rc != Success) + { + *value = NULL; + return rc; + } + } + handler = handler->next; + } + } + + *value = &prop->value; + return Success; +} + +int +XISetDevicePropertyDeletable(DeviceIntPtr dev, Atom property, Bool deletable) +{ + XIPropertyPtr prop = XIFetchDeviceProperty(dev, property); + + if (!prop) + return BadAtom; + + prop->deletable = deletable; + return Success; +} + +int +ProcXListDeviceProperties (ClientPtr client) +{ + Atom *atoms; + xListDevicePropertiesReply rep; + int natoms; + DeviceIntPtr dev; + int rc = Success; + + REQUEST(xListDevicePropertiesReq); + REQUEST_SIZE_MATCH(xListDevicePropertiesReq); + + rc = dixLookupDevice (&dev, stuff->deviceid, client, DixListPropAccess); + if (rc != Success) + return rc; + + rc = list_atoms(dev, &natoms, &atoms); + if (rc != Success) + return rc; + + rep.repType = X_Reply; + rep.RepType = X_ListDeviceProperties; + rep.length = natoms; + rep.sequenceNumber = client->sequence; + rep.nAtoms = natoms; + + WriteReplyToClient(client, sizeof(xListDevicePropertiesReply), &rep); + if (natoms) + { + client->pSwapReplyFunc = (ReplySwapPtr)Swap32Write; + WriteSwappedDataToClient(client, natoms * sizeof(Atom), atoms); + xfree(atoms); + } + return rc; +} + +int +ProcXChangeDeviceProperty (ClientPtr client) +{ + REQUEST(xChangeDevicePropertyReq); + DeviceIntPtr dev; + unsigned long len; + int totalSize; + int rc; + + REQUEST_AT_LEAST_SIZE(xChangeDevicePropertyReq); + UpdateCurrentTime(); + + rc = dixLookupDevice (&dev, stuff->deviceid, client, DixSetPropAccess); + if (rc != Success) + return rc; + + rc = check_change_property(client, stuff->property, stuff->type, + stuff->format, stuff->mode, stuff->nUnits); + + len = stuff->nUnits; + if (len > (bytes_to_int32(0xffffffff - sizeof(xChangeDevicePropertyReq)))) + return BadLength; + + totalSize = len * (stuff->format/8); + REQUEST_FIXED_SIZE(xChangeDevicePropertyReq, totalSize); + + rc = change_property(client, dev, stuff->property, stuff->type, + stuff->format, stuff->mode, len, (void*)&stuff[1]); + return rc; +} + +int +ProcXDeleteDeviceProperty (ClientPtr client) +{ + REQUEST(xDeleteDevicePropertyReq); + DeviceIntPtr dev; + int rc; + + REQUEST_SIZE_MATCH(xDeleteDevicePropertyReq); + UpdateCurrentTime(); + rc = dixLookupDevice (&dev, stuff->deviceid, client, DixSetPropAccess); + if (rc != Success) + return rc; + + if (!ValidAtom(stuff->property)) + { + client->errorValue = stuff->property; + return (BadAtom); + } + + rc = XIDeleteDeviceProperty(dev, stuff->property, TRUE); + return rc; +} + +int +ProcXGetDeviceProperty (ClientPtr client) +{ + REQUEST(xGetDevicePropertyReq); + DeviceIntPtr dev; + int length; + int rc, format, nitems, bytes_after; + char *data; + Atom type; + xGetDevicePropertyReply reply; + + REQUEST_SIZE_MATCH(xGetDevicePropertyReq); + if (stuff->delete) + UpdateCurrentTime(); + rc = dixLookupDevice (&dev, stuff->deviceid, client, + stuff->delete ? DixSetPropAccess : + DixGetPropAccess); + if (rc != Success) + return rc; + + rc = get_property(client, dev, stuff->property, stuff->type, + stuff->delete, stuff->longOffset, stuff->longLength, + &bytes_after, &type, &format, &nitems, &length, &data); + + if (rc != Success) + return rc; + + reply.repType = X_Reply; + reply.RepType = X_GetDeviceProperty; + reply.sequenceNumber = client->sequence; + reply.deviceid = dev->id; + reply.nItems = nitems; + reply.format = format; + reply.bytesAfter = bytes_after; + reply.propertyType = type; + reply.length = bytes_to_int32(length); + + if (stuff->delete && (reply.bytesAfter == 0)) + send_property_event(dev, stuff->property, XIPropertyDeleted); + + WriteReplyToClient(client, sizeof(xGenericReply), &reply); + + if (length) + { + switch (reply.format) { + case 32: client->pSwapReplyFunc = (ReplySwapPtr)CopySwap32Write; break; + case 16: client->pSwapReplyFunc = (ReplySwapPtr)CopySwap16Write; break; + default: client->pSwapReplyFunc = (ReplySwapPtr)WriteToClient; break; + } + WriteSwappedDataToClient(client, length, data); + } + + /* delete the Property */ + if (stuff->delete && (reply.bytesAfter == 0)) + { + XIPropertyPtr prop, *prev; + for (prev = &dev->properties.properties; (prop = *prev); prev = &prop->next) + { + if (prop->propertyName == stuff->property) + { + *prev = prop->next; + XIDestroyDeviceProperty(prop); + break; + } + } + } + return Success; +} + + +int +SProcXListDeviceProperties (ClientPtr client) +{ + char n; + REQUEST(xListDevicePropertiesReq); + + swaps(&stuff->length, n); + + REQUEST_SIZE_MATCH(xListDevicePropertiesReq); + return (ProcXListDeviceProperties(client)); +} + +int +SProcXChangeDeviceProperty (ClientPtr client) +{ + char n; + REQUEST(xChangeDevicePropertyReq); + + swaps(&stuff->length, n); + swapl(&stuff->property, n); + swapl(&stuff->type, n); + swapl(&stuff->nUnits, n); + REQUEST_SIZE_MATCH(xChangeDevicePropertyReq); + return (ProcXChangeDeviceProperty(client)); +} + +int +SProcXDeleteDeviceProperty (ClientPtr client) +{ + char n; + REQUEST(xDeleteDevicePropertyReq); + + swaps(&stuff->length, n); + swapl(&stuff->property, n); + REQUEST_SIZE_MATCH(xDeleteDevicePropertyReq); + return (ProcXDeleteDeviceProperty(client)); +} + +int +SProcXGetDeviceProperty (ClientPtr client) +{ + char n; + REQUEST(xGetDevicePropertyReq); + + swaps(&stuff->length, n); + swapl(&stuff->property, n); + swapl(&stuff->type, n); + swapl(&stuff->longOffset, n); + swapl(&stuff->longLength, n); + REQUEST_SIZE_MATCH(xGetDevicePropertyReq); + return (ProcXGetDeviceProperty(client)); +} + + +/* Reply swapping */ + +void +SRepXListDeviceProperties(ClientPtr client, int size, + xListDevicePropertiesReply *rep) +{ + char n; + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + swaps(&rep->nAtoms, n); + /* properties will be swapped later, see ProcXListDeviceProperties */ + WriteToClient(client, size, (char*)rep); +} + +void +SRepXGetDeviceProperty(ClientPtr client, int size, + xGetDevicePropertyReply *rep) +{ + char n; + + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + swapl(&rep->propertyType, n); + swapl(&rep->bytesAfter, n); + swapl(&rep->nItems, n); + /* data will be swapped, see ProcXGetDeviceProperty */ + WriteToClient(client, size, (char*)rep); +} + +/* XI2 Request/reply handling */ +int +ProcXIListProperties(ClientPtr client) +{ + Atom *atoms; + xXIListPropertiesReply rep; + int natoms; + DeviceIntPtr dev; + int rc = Success; + + REQUEST(xXIListPropertiesReq); + REQUEST_SIZE_MATCH(xXIListPropertiesReq); + + rc = dixLookupDevice (&dev, stuff->deviceid, client, DixListPropAccess); + if (rc != Success) + return rc; + + rc = list_atoms(dev, &natoms, &atoms); + if (rc != Success) + return rc; + + rep.repType = X_Reply; + rep.RepType = X_XIListProperties; + rep.length = natoms; + rep.sequenceNumber = client->sequence; + rep.num_properties = natoms; + + WriteReplyToClient(client, sizeof(xXIListPropertiesReply), &rep); + if (natoms) + { + client->pSwapReplyFunc = (ReplySwapPtr)Swap32Write; + WriteSwappedDataToClient(client, natoms * sizeof(Atom), atoms); + xfree(atoms); + } + return rc; +} + +int +ProcXIChangeProperty(ClientPtr client) +{ + int rc; + DeviceIntPtr dev; + int totalSize; + unsigned long len; + + REQUEST(xXIChangePropertyReq); + REQUEST_AT_LEAST_SIZE(xXIChangePropertyReq); + UpdateCurrentTime(); + + rc = dixLookupDevice (&dev, stuff->deviceid, client, DixSetPropAccess); + if (rc != Success) + return rc; + + rc = check_change_property(client, stuff->property, stuff->type, + stuff->format, stuff->mode, stuff->num_items); + len = stuff->num_items; + if (len > bytes_to_int32(0xffffffff - sizeof(xXIChangePropertyReq))) + return BadLength; + + totalSize = len * (stuff->format/8); + REQUEST_FIXED_SIZE(xXIChangePropertyReq, totalSize); + + rc = change_property(client, dev, stuff->property, stuff->type, + stuff->format, stuff->mode, len, (void*)&stuff[1]); + return rc; +} + +int +ProcXIDeleteProperty(ClientPtr client) +{ + DeviceIntPtr dev; + int rc; + REQUEST(xXIDeletePropertyReq); + + REQUEST_SIZE_MATCH(xXIDeletePropertyReq); + UpdateCurrentTime(); + rc = dixLookupDevice (&dev, stuff->deviceid, client, DixSetPropAccess); + if (rc != Success) + return rc; + + if (!ValidAtom(stuff->property)) + { + client->errorValue = stuff->property; + return (BadAtom); + } + + rc = XIDeleteDeviceProperty(dev, stuff->property, TRUE); + return rc; +} + + +int +ProcXIGetProperty(ClientPtr client) +{ + REQUEST(xXIGetPropertyReq); + DeviceIntPtr dev; + xXIGetPropertyReply reply; + int length; + int rc, format, nitems, bytes_after; + char *data; + Atom type; + + REQUEST_SIZE_MATCH(xXIGetPropertyReq); + if (stuff->delete) + UpdateCurrentTime(); + rc = dixLookupDevice (&dev, stuff->deviceid, client, + stuff->delete ? DixSetPropAccess : + DixGetPropAccess); + if (rc != Success) + return rc; + + rc = get_property(client, dev, stuff->property, stuff->type, + stuff->delete, stuff->offset, stuff->len, + &bytes_after, &type, &format, &nitems, &length, &data); + + if (rc != Success) + return rc; + + reply.repType = X_Reply; + reply.RepType = X_XIGetProperty; + reply.sequenceNumber = client->sequence; + reply.num_items = nitems; + reply.format = format; + reply.bytes_after = bytes_after; + reply.type = type; + reply.length = bytes_to_int32(length); + + if (length && stuff->delete && (reply.bytes_after == 0)) + send_property_event(dev, stuff->property, XIPropertyDeleted); + + WriteReplyToClient(client, sizeof(xXIGetPropertyReply), &reply); + + if (length) + { + switch (reply.format) { + case 32: client->pSwapReplyFunc = (ReplySwapPtr)CopySwap32Write; break; + case 16: client->pSwapReplyFunc = (ReplySwapPtr)CopySwap16Write; break; + default: client->pSwapReplyFunc = (ReplySwapPtr)WriteToClient; break; + } + WriteSwappedDataToClient(client, length, data); + } + + /* delete the Property */ + if (stuff->delete && (reply.bytes_after == 0)) + { + XIPropertyPtr prop, *prev; + for (prev = &dev->properties.properties; (prop = *prev); prev = &prop->next) + { + if (prop->propertyName == stuff->property) + { + *prev = prop->next; + XIDestroyDeviceProperty(prop); + break; + } + } + } + + return Success; +} + +int +SProcXIListProperties(ClientPtr client) +{ + char n; + REQUEST(xXIListPropertiesReq); + + swaps(&stuff->length, n); + swaps(&stuff->deviceid, n); + + REQUEST_SIZE_MATCH(xXIListPropertiesReq); + return (ProcXIListProperties(client)); +} + +int +SProcXIChangeProperty(ClientPtr client) +{ + char n; + REQUEST(xXIChangePropertyReq); + + swaps(&stuff->length, n); + swaps(&stuff->deviceid, n); + swapl(&stuff->property, n); + swapl(&stuff->type, n); + swapl(&stuff->num_items, n); + REQUEST_SIZE_MATCH(xXIChangePropertyReq); + return (ProcXIChangeProperty(client)); +} + +int +SProcXIDeleteProperty(ClientPtr client) +{ + char n; + REQUEST(xXIDeletePropertyReq); + + swaps(&stuff->length, n); + swaps(&stuff->deviceid, n); + swapl(&stuff->property, n); + REQUEST_SIZE_MATCH(xXIDeletePropertyReq); + return (ProcXIDeleteProperty(client)); +} + +int +SProcXIGetProperty(ClientPtr client) +{ + char n; + REQUEST(xXIGetPropertyReq); + + swaps(&stuff->length, n); + swaps(&stuff->deviceid, n); + swapl(&stuff->property, n); + swapl(&stuff->type, n); + swapl(&stuff->offset, n); + swapl(&stuff->len, n); + REQUEST_SIZE_MATCH(xXIGetPropertyReq); + return (ProcXIGetProperty(client)); +} + + +void +SRepXIListProperties(ClientPtr client, int size, + xXIListPropertiesReply *rep) +{ + char n; + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + swaps(&rep->num_properties, n); + /* properties will be swapped later, see ProcXIListProperties */ + WriteToClient(client, size, (char*)rep); +} + +void +SRepXIGetProperty(ClientPtr client, int size, + xXIGetPropertyReply *rep) +{ + char n; + + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + swapl(&rep->type, n); + swapl(&rep->bytes_after, n); + swapl(&rep->num_items, n); + /* data will be swapped, see ProcXIGetProperty */ + WriteToClient(client, size, (char*)rep); +} -- cgit v1.2.3