From 0a5888393c68f6f7db86206d1f277232db18240b Mon Sep 17 00:00:00 2001 From: marha Date: Fri, 4 Mar 2011 13:54:03 +0000 Subject: xserver xkeyboard-config mesa git update 4 Marc 2011 --- xorg-server/Xi/xiquerydevice.c | 1006 ++++++++++++++++++++-------------------- 1 file changed, 503 insertions(+), 503 deletions(-) (limited to 'xorg-server/Xi/xiquerydevice.c') diff --git a/xorg-server/Xi/xiquerydevice.c b/xorg-server/Xi/xiquerydevice.c index 4e1cae406..8b5421130 100644 --- a/xorg-server/Xi/xiquerydevice.c +++ b/xorg-server/Xi/xiquerydevice.c @@ -1,503 +1,503 @@ -/* - * Copyright © 2009 Red Hat, Inc. - * - * 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 WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 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. - * - * Authors: Peter Hutterer - * - */ - -/** - * @file Protocol handling for the XIQueryDevice request/reply. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include -#endif - -#include "inputstr.h" -#include -#include -#include -#include "xkbstr.h" -#include "xkbsrv.h" -#include "xserver-properties.h" -#include "exevents.h" -#include "xace.h" - -#include "xiquerydevice.h" - -static Bool ShouldSkipDevice(ClientPtr client, int deviceid, DeviceIntPtr d); -static int -ListDeviceInfo(ClientPtr client, DeviceIntPtr dev, xXIDeviceInfo* info); -static int SizeDeviceInfo(DeviceIntPtr dev); -static void SwapDeviceInfo(DeviceIntPtr dev, xXIDeviceInfo* info); -int -SProcXIQueryDevice(ClientPtr client) -{ - char n; - - REQUEST(xXIQueryDeviceReq); - - swaps(&stuff->length, n); - swaps(&stuff->deviceid, n); - - return ProcXIQueryDevice(client); -} - -int -ProcXIQueryDevice(ClientPtr client) -{ - xXIQueryDeviceReply rep; - DeviceIntPtr dev = NULL; - int rc = Success; - int i = 0, len = 0; - char *info, *ptr; - Bool *skip = NULL; - - REQUEST(xXIQueryDeviceReq); - REQUEST_SIZE_MATCH(xXIQueryDeviceReq); - - if (stuff->deviceid != XIAllDevices && stuff->deviceid != XIAllMasterDevices) - { - rc = dixLookupDevice(&dev, stuff->deviceid, client, DixGetAttrAccess); - if (rc != Success) - { - client->errorValue = stuff->deviceid; - return rc; - } - len += SizeDeviceInfo(dev); - } - else - { - skip = calloc(sizeof(Bool), inputInfo.numDevices); - if (!skip) - return BadAlloc; - - for (dev = inputInfo.devices; dev; dev = dev->next, i++) - { - skip[i] = ShouldSkipDevice(client, stuff->deviceid, dev); - if (!skip[i]) - len += SizeDeviceInfo(dev); - } - - for (dev = inputInfo.off_devices; dev; dev = dev->next, i++) - { - skip[i] = ShouldSkipDevice(client, stuff->deviceid, dev); - if (!skip[i]) - len += SizeDeviceInfo(dev); - } - } - - info = calloc(1, len); - if (!info) - return BadAlloc; - - memset(&rep, 0, sizeof(xXIQueryDeviceReply)); - rep.repType = X_Reply; - rep.RepType = X_XIQueryDevice; - rep.sequenceNumber = client->sequence; - rep.length = len/4; - rep.num_devices = 0; - - ptr = info; - if (dev) - { - len = ListDeviceInfo(client, dev, (xXIDeviceInfo*)info); - if (client->swapped) - SwapDeviceInfo(dev, (xXIDeviceInfo*)info); - info += len; - rep.num_devices = 1; - } else - { - i = 0; - for (dev = inputInfo.devices; dev; dev = dev->next, i++) - { - if (!skip[i]) - { - len = ListDeviceInfo(client, dev, (xXIDeviceInfo*)info); - if (client->swapped) - SwapDeviceInfo(dev, (xXIDeviceInfo*)info); - info += len; - rep.num_devices++; - } - } - - for (dev = inputInfo.off_devices; dev; dev = dev->next, i++) - { - if (!skip[i]) - { - len = ListDeviceInfo(client, dev, (xXIDeviceInfo*)info); - if (client->swapped) - SwapDeviceInfo(dev, (xXIDeviceInfo*)info); - info += len; - rep.num_devices++; - } - } - } - - WriteReplyToClient(client, sizeof(xXIQueryDeviceReply), &rep); - WriteToClient(client, rep.length * 4, ptr); - free(ptr); - free(skip); - return rc; -} - -void -SRepXIQueryDevice(ClientPtr client, int size, xXIQueryDeviceReply *rep) -{ - char n; - - swaps(&rep->sequenceNumber, n); - swapl(&rep->length, n); - swaps(&rep->num_devices, n); - - /* Device info is already swapped, see ProcXIQueryDevice */ - - WriteToClient(client, size, (char *)rep); -} - - -/** - * @return Whether the device should be included in the returned list. - */ -static Bool -ShouldSkipDevice(ClientPtr client, int deviceid, DeviceIntPtr dev) -{ - /* if all devices are not being queried, only master devices are */ - if (deviceid == XIAllDevices || IsMaster(dev)) - { - int rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, DixGetAttrAccess); - if (rc == Success) - return FALSE; - } - return TRUE; -} - -/** - * @return The number of bytes needed to store this device's xXIDeviceInfo - * (and its classes). - */ -static int -SizeDeviceInfo(DeviceIntPtr dev) -{ - int len = sizeof(xXIDeviceInfo); - - /* 4-padded name */ - len += pad_to_int32(strlen(dev->name)); - - return len + SizeDeviceClasses(dev); - -} - -/* - * @return The number of bytes needed to store this device's classes. - */ -int -SizeDeviceClasses(DeviceIntPtr dev) -{ - int len = 0; - - if (dev->button) - { - len += sizeof(xXIButtonInfo); - len += dev->button->numButtons * sizeof(Atom); - len += pad_to_int32(bits_to_bytes(dev->button->numButtons)); - } - - if (dev->key) - { - XkbDescPtr xkb = dev->key->xkbInfo->desc; - len += sizeof(xXIKeyInfo); - len += (xkb->max_key_code - xkb->min_key_code + 1) * sizeof(uint32_t); - } - - if (dev->valuator) - len += sizeof(xXIValuatorInfo) * dev->valuator->numAxes; - - return len; -} - - -/** - * Write button information into info. - * @return Number of bytes written into info. - */ -int -ListButtonInfo(DeviceIntPtr dev, xXIButtonInfo* info, Bool reportState) -{ - unsigned char *bits; - int mask_len; - int i; - - if (!dev || !dev->button) - return 0; - - mask_len = bytes_to_int32(bits_to_bytes(dev->button->numButtons)); - - info->type = ButtonClass; - info->num_buttons = dev->button->numButtons; - info->length = bytes_to_int32(sizeof(xXIButtonInfo)) + - info->num_buttons + mask_len; - info->sourceid = dev->button->sourceid; - - bits = (unsigned char*)&info[1]; - memset(bits, 0, mask_len * 4); - - if (reportState) - for (i = 0; i < dev->button->numButtons; i++) - if (BitIsOn(dev->button->down, i)) - SetBit(bits, i); - - bits += mask_len * 4; - memcpy(bits, dev->button->labels, dev->button->numButtons * sizeof(Atom)); - - return info->length * 4; -} - -static void -SwapButtonInfo(DeviceIntPtr dev, xXIButtonInfo* info) -{ - char n; - Atom *btn; - int i; - swaps(&info->type, n); - swaps(&info->length, n); - swaps(&info->sourceid, n); - - for (i = 0, btn = (Atom*)&info[1]; i < info->num_buttons; i++, btn++) - swaps(btn, n); - - swaps(&info->num_buttons, n); -} - -/** - * Write key information into info. - * @return Number of bytes written into info. - */ -int -ListKeyInfo(DeviceIntPtr dev, xXIKeyInfo* info) -{ - int i; - XkbDescPtr xkb = dev->key->xkbInfo->desc; - uint32_t *kc; - - info->type = KeyClass; - info->num_keycodes = xkb->max_key_code - xkb->min_key_code + 1; - info->length = sizeof(xXIKeyInfo)/4 + info->num_keycodes; - info->sourceid = dev->key->sourceid; - - kc = (uint32_t*)&info[1]; - for (i = xkb->min_key_code; i <= xkb->max_key_code; i++, kc++) - *kc = i; - - return info->length * 4; -} - -static void -SwapKeyInfo(DeviceIntPtr dev, xXIKeyInfo* info) -{ - char n; - uint32_t *key; - int i; - swaps(&info->type, n); - swaps(&info->length, n); - swaps(&info->sourceid, n); - - for (i = 0, key = (uint32_t*)&info[1]; i < info->num_keycodes; i++, key++) - swapl(key, n); - - swaps(&info->num_keycodes, n); -} - -/** - * List axis information for the given axis. - * - * @return The number of bytes written into info. - */ -int -ListValuatorInfo(DeviceIntPtr dev, xXIValuatorInfo* info, int axisnumber, - Bool reportState) -{ - ValuatorClassPtr v = dev->valuator; - - info->type = ValuatorClass; - info->length = sizeof(xXIValuatorInfo)/4; - info->label = v->axes[axisnumber].label; - info->min.integral = v->axes[axisnumber].min_value; - info->min.frac = 0; - info->max.integral = v->axes[axisnumber].max_value; - info->max.frac = 0; - info->value.integral = (int)v->axisVal[axisnumber]; - info->value.frac = (int)(v->axisVal[axisnumber] * (1 << 16) * (1 << 16)); - info->resolution = v->axes[axisnumber].resolution; - info->number = axisnumber; - info->mode = valuator_get_mode(dev, axisnumber); - info->sourceid = v->sourceid; - - if (!reportState) - info->value = info->min; - - return info->length * 4; -} - -static void -SwapValuatorInfo(DeviceIntPtr dev, xXIValuatorInfo* info) -{ - char n; - swaps(&info->type, n); - swaps(&info->length, n); - swapl(&info->label, n); - swapl(&info->min.integral, n); - swapl(&info->min.frac, n); - swapl(&info->max.integral, n); - swapl(&info->max.frac, n); - swaps(&info->number, n); - swaps(&info->sourceid, n); -} - -int GetDeviceUse(DeviceIntPtr dev, uint16_t *attachment) -{ - DeviceIntPtr master = dev->u.master; - int use; - - if (IsMaster(dev)) - { - DeviceIntPtr paired = GetPairedDevice(dev); - use = IsPointerDevice(dev) ? XIMasterPointer : XIMasterKeyboard; - *attachment = (paired ? paired->id : 0); - } else if (master) - { - use = IsPointerDevice(master) ? XISlavePointer : XISlaveKeyboard; - *attachment = master->id; - } else - use = XIFloatingSlave; - - return use; -} - -/** - * Write the info for device dev into the buffer pointed to by info. - * - * @return The number of bytes used. - */ -static int -ListDeviceInfo(ClientPtr client, DeviceIntPtr dev, xXIDeviceInfo* info) -{ - char *any = (char*)&info[1]; - int len = 0, total_len = 0; - - info->deviceid = dev->id; - info->use = GetDeviceUse(dev, &info->attachment); - info->num_classes = 0; - info->name_len = strlen(dev->name); - info->enabled = dev->enabled; - total_len = sizeof(xXIDeviceInfo); - - len = pad_to_int32(info->name_len); - memset(any, 0, len); - strncpy(any, dev->name, info->name_len); - any += len; - total_len += len; - - total_len += ListDeviceClasses(client, dev, any, &info->num_classes); - return total_len; -} - -/** - * Write the class info of the device into the memory pointed to by any, set - * nclasses to the number of classes in total and return the number of bytes - * written. - */ -int -ListDeviceClasses(ClientPtr client, DeviceIntPtr dev, - char *any, uint16_t *nclasses) -{ - int total_len = 0; - int len; - int i; - int rc; - - /* Check if the current device state should be suppressed */ - rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, DixReadAccess); - - if (dev->button) - { - (*nclasses)++; - len = ListButtonInfo(dev, (xXIButtonInfo*)any, rc == Success); - any += len; - total_len += len; - } - - if (dev->key) - { - (*nclasses)++; - len = ListKeyInfo(dev, (xXIKeyInfo*)any); - any += len; - total_len += len; - } - - for (i = 0; dev->valuator && i < dev->valuator->numAxes; i++) - { - (*nclasses)++; - len = ListValuatorInfo(dev, (xXIValuatorInfo*)any, i, rc == Success); - any += len; - total_len += len; - } - - return total_len; -} - -static void -SwapDeviceInfo(DeviceIntPtr dev, xXIDeviceInfo* info) -{ - char n; - char *any = (char*)&info[1]; - int i; - - /* Skip over name */ - any += pad_to_int32(info->name_len); - - for (i = 0; i < info->num_classes; i++) - { - int len = ((xXIAnyInfo*)any)->length; - switch(((xXIAnyInfo*)any)->type) - { - case XIButtonClass: - SwapButtonInfo(dev, (xXIButtonInfo*)any); - break; - case XIKeyClass: - SwapKeyInfo(dev, (xXIKeyInfo*)any); - break; - case XIValuatorClass: - SwapValuatorInfo(dev, (xXIValuatorInfo*)any); - break; - } - - any += len * 4; - } - - swaps(&info->deviceid, n); - swaps(&info->use, n); - swaps(&info->attachment, n); - swaps(&info->num_classes, n); - swaps(&info->name_len, n); - -} +/* + * Copyright © 2009 Red Hat, Inc. + * + * 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 WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 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. + * + * Authors: Peter Hutterer + * + */ + +/** + * @file Protocol handling for the XIQueryDevice request/reply. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif + +#include "inputstr.h" +#include +#include +#include +#include "xkbstr.h" +#include "xkbsrv.h" +#include "xserver-properties.h" +#include "exevents.h" +#include "xace.h" + +#include "xiquerydevice.h" + +static Bool ShouldSkipDevice(ClientPtr client, int deviceid, DeviceIntPtr d); +static int +ListDeviceInfo(ClientPtr client, DeviceIntPtr dev, xXIDeviceInfo* info); +static int SizeDeviceInfo(DeviceIntPtr dev); +static void SwapDeviceInfo(DeviceIntPtr dev, xXIDeviceInfo* info); +int +SProcXIQueryDevice(ClientPtr client) +{ + char n; + + REQUEST(xXIQueryDeviceReq); + + swaps(&stuff->length, n); + swaps(&stuff->deviceid, n); + + return ProcXIQueryDevice(client); +} + +int +ProcXIQueryDevice(ClientPtr client) +{ + xXIQueryDeviceReply rep; + DeviceIntPtr dev = NULL; + int rc = Success; + int i = 0, len = 0; + char *info, *ptr; + Bool *skip = NULL; + + REQUEST(xXIQueryDeviceReq); + REQUEST_SIZE_MATCH(xXIQueryDeviceReq); + + if (stuff->deviceid != XIAllDevices && stuff->deviceid != XIAllMasterDevices) + { + rc = dixLookupDevice(&dev, stuff->deviceid, client, DixGetAttrAccess); + if (rc != Success) + { + client->errorValue = stuff->deviceid; + return rc; + } + len += SizeDeviceInfo(dev); + } + else + { + skip = calloc(sizeof(Bool), inputInfo.numDevices); + if (!skip) + return BadAlloc; + + for (dev = inputInfo.devices; dev; dev = dev->next, i++) + { + skip[i] = ShouldSkipDevice(client, stuff->deviceid, dev); + if (!skip[i]) + len += SizeDeviceInfo(dev); + } + + for (dev = inputInfo.off_devices; dev; dev = dev->next, i++) + { + skip[i] = ShouldSkipDevice(client, stuff->deviceid, dev); + if (!skip[i]) + len += SizeDeviceInfo(dev); + } + } + + info = calloc(1, len); + if (!info) + return BadAlloc; + + memset(&rep, 0, sizeof(xXIQueryDeviceReply)); + rep.repType = X_Reply; + rep.RepType = X_XIQueryDevice; + rep.sequenceNumber = client->sequence; + rep.length = len/4; + rep.num_devices = 0; + + ptr = info; + if (dev) + { + len = ListDeviceInfo(client, dev, (xXIDeviceInfo*)info); + if (client->swapped) + SwapDeviceInfo(dev, (xXIDeviceInfo*)info); + info += len; + rep.num_devices = 1; + } else + { + i = 0; + for (dev = inputInfo.devices; dev; dev = dev->next, i++) + { + if (!skip[i]) + { + len = ListDeviceInfo(client, dev, (xXIDeviceInfo*)info); + if (client->swapped) + SwapDeviceInfo(dev, (xXIDeviceInfo*)info); + info += len; + rep.num_devices++; + } + } + + for (dev = inputInfo.off_devices; dev; dev = dev->next, i++) + { + if (!skip[i]) + { + len = ListDeviceInfo(client, dev, (xXIDeviceInfo*)info); + if (client->swapped) + SwapDeviceInfo(dev, (xXIDeviceInfo*)info); + info += len; + rep.num_devices++; + } + } + } + + WriteReplyToClient(client, sizeof(xXIQueryDeviceReply), &rep); + WriteToClient(client, rep.length * 4, ptr); + free(ptr); + free(skip); + return rc; +} + +void +SRepXIQueryDevice(ClientPtr client, int size, xXIQueryDeviceReply *rep) +{ + char n; + + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + swaps(&rep->num_devices, n); + + /* Device info is already swapped, see ProcXIQueryDevice */ + + WriteToClient(client, size, (char *)rep); +} + + +/** + * @return Whether the device should be included in the returned list. + */ +static Bool +ShouldSkipDevice(ClientPtr client, int deviceid, DeviceIntPtr dev) +{ + /* if all devices are not being queried, only master devices are */ + if (deviceid == XIAllDevices || IsMaster(dev)) + { + int rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, DixGetAttrAccess); + if (rc == Success) + return FALSE; + } + return TRUE; +} + +/** + * @return The number of bytes needed to store this device's xXIDeviceInfo + * (and its classes). + */ +static int +SizeDeviceInfo(DeviceIntPtr dev) +{ + int len = sizeof(xXIDeviceInfo); + + /* 4-padded name */ + len += pad_to_int32(strlen(dev->name)); + + return len + SizeDeviceClasses(dev); + +} + +/* + * @return The number of bytes needed to store this device's classes. + */ +int +SizeDeviceClasses(DeviceIntPtr dev) +{ + int len = 0; + + if (dev->button) + { + len += sizeof(xXIButtonInfo); + len += dev->button->numButtons * sizeof(Atom); + len += pad_to_int32(bits_to_bytes(dev->button->numButtons)); + } + + if (dev->key) + { + XkbDescPtr xkb = dev->key->xkbInfo->desc; + len += sizeof(xXIKeyInfo); + len += (xkb->max_key_code - xkb->min_key_code + 1) * sizeof(uint32_t); + } + + if (dev->valuator) + len += sizeof(xXIValuatorInfo) * dev->valuator->numAxes; + + return len; +} + + +/** + * Write button information into info. + * @return Number of bytes written into info. + */ +int +ListButtonInfo(DeviceIntPtr dev, xXIButtonInfo* info, Bool reportState) +{ + unsigned char *bits; + int mask_len; + int i; + + if (!dev || !dev->button) + return 0; + + mask_len = bytes_to_int32(bits_to_bytes(dev->button->numButtons)); + + info->type = ButtonClass; + info->num_buttons = dev->button->numButtons; + info->length = bytes_to_int32(sizeof(xXIButtonInfo)) + + info->num_buttons + mask_len; + info->sourceid = dev->button->sourceid; + + bits = (unsigned char*)&info[1]; + memset(bits, 0, mask_len * 4); + + if (reportState) + for (i = 0; i < dev->button->numButtons; i++) + if (BitIsOn(dev->button->down, i)) + SetBit(bits, i); + + bits += mask_len * 4; + memcpy(bits, dev->button->labels, dev->button->numButtons * sizeof(Atom)); + + return info->length * 4; +} + +static void +SwapButtonInfo(DeviceIntPtr dev, xXIButtonInfo* info) +{ + char n; + Atom *btn; + int i; + swaps(&info->type, n); + swaps(&info->length, n); + swaps(&info->sourceid, n); + + for (i = 0, btn = (Atom*)&info[1]; i < info->num_buttons; i++, btn++) + swaps(btn, n); + + swaps(&info->num_buttons, n); +} + +/** + * Write key information into info. + * @return Number of bytes written into info. + */ +int +ListKeyInfo(DeviceIntPtr dev, xXIKeyInfo* info) +{ + int i; + XkbDescPtr xkb = dev->key->xkbInfo->desc; + uint32_t *kc; + + info->type = KeyClass; + info->num_keycodes = xkb->max_key_code - xkb->min_key_code + 1; + info->length = sizeof(xXIKeyInfo)/4 + info->num_keycodes; + info->sourceid = dev->key->sourceid; + + kc = (uint32_t*)&info[1]; + for (i = xkb->min_key_code; i <= xkb->max_key_code; i++, kc++) + *kc = i; + + return info->length * 4; +} + +static void +SwapKeyInfo(DeviceIntPtr dev, xXIKeyInfo* info) +{ + char n; + uint32_t *key; + int i; + swaps(&info->type, n); + swaps(&info->length, n); + swaps(&info->sourceid, n); + + for (i = 0, key = (uint32_t*)&info[1]; i < info->num_keycodes; i++, key++) + swapl(key, n); + + swaps(&info->num_keycodes, n); +} + +/** + * List axis information for the given axis. + * + * @return The number of bytes written into info. + */ +int +ListValuatorInfo(DeviceIntPtr dev, xXIValuatorInfo* info, int axisnumber, + Bool reportState) +{ + ValuatorClassPtr v = dev->valuator; + + info->type = ValuatorClass; + info->length = sizeof(xXIValuatorInfo)/4; + info->label = v->axes[axisnumber].label; + info->min.integral = v->axes[axisnumber].min_value; + info->min.frac = 0; + info->max.integral = v->axes[axisnumber].max_value; + info->max.frac = 0; + info->value.integral = (int)v->axisVal[axisnumber]; + info->value.frac = (int)(v->axisVal[axisnumber] * (1 << 16) * (1 << 16)); + info->resolution = v->axes[axisnumber].resolution; + info->number = axisnumber; + info->mode = valuator_get_mode(dev, axisnumber); + info->sourceid = v->sourceid; + + if (!reportState) + info->value = info->min; + + return info->length * 4; +} + +static void +SwapValuatorInfo(DeviceIntPtr dev, xXIValuatorInfo* info) +{ + char n; + swaps(&info->type, n); + swaps(&info->length, n); + swapl(&info->label, n); + swapl(&info->min.integral, n); + swapl(&info->min.frac, n); + swapl(&info->max.integral, n); + swapl(&info->max.frac, n); + swaps(&info->number, n); + swaps(&info->sourceid, n); +} + +int GetDeviceUse(DeviceIntPtr dev, uint16_t *attachment) +{ + DeviceIntPtr master = GetMaster(dev, MASTER_ATTACHED); + int use; + + if (IsMaster(dev)) + { + DeviceIntPtr paired = GetPairedDevice(dev); + use = IsPointerDevice(dev) ? XIMasterPointer : XIMasterKeyboard; + *attachment = (paired ? paired->id : 0); + } else if (!IsFloating(dev)) + { + use = IsPointerDevice(master) ? XISlavePointer : XISlaveKeyboard; + *attachment = master->id; + } else + use = XIFloatingSlave; + + return use; +} + +/** + * Write the info for device dev into the buffer pointed to by info. + * + * @return The number of bytes used. + */ +static int +ListDeviceInfo(ClientPtr client, DeviceIntPtr dev, xXIDeviceInfo* info) +{ + char *any = (char*)&info[1]; + int len = 0, total_len = 0; + + info->deviceid = dev->id; + info->use = GetDeviceUse(dev, &info->attachment); + info->num_classes = 0; + info->name_len = strlen(dev->name); + info->enabled = dev->enabled; + total_len = sizeof(xXIDeviceInfo); + + len = pad_to_int32(info->name_len); + memset(any, 0, len); + strncpy(any, dev->name, info->name_len); + any += len; + total_len += len; + + total_len += ListDeviceClasses(client, dev, any, &info->num_classes); + return total_len; +} + +/** + * Write the class info of the device into the memory pointed to by any, set + * nclasses to the number of classes in total and return the number of bytes + * written. + */ +int +ListDeviceClasses(ClientPtr client, DeviceIntPtr dev, + char *any, uint16_t *nclasses) +{ + int total_len = 0; + int len; + int i; + int rc; + + /* Check if the current device state should be suppressed */ + rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, DixReadAccess); + + if (dev->button) + { + (*nclasses)++; + len = ListButtonInfo(dev, (xXIButtonInfo*)any, rc == Success); + any += len; + total_len += len; + } + + if (dev->key) + { + (*nclasses)++; + len = ListKeyInfo(dev, (xXIKeyInfo*)any); + any += len; + total_len += len; + } + + for (i = 0; dev->valuator && i < dev->valuator->numAxes; i++) + { + (*nclasses)++; + len = ListValuatorInfo(dev, (xXIValuatorInfo*)any, i, rc == Success); + any += len; + total_len += len; + } + + return total_len; +} + +static void +SwapDeviceInfo(DeviceIntPtr dev, xXIDeviceInfo* info) +{ + char n; + char *any = (char*)&info[1]; + int i; + + /* Skip over name */ + any += pad_to_int32(info->name_len); + + for (i = 0; i < info->num_classes; i++) + { + int len = ((xXIAnyInfo*)any)->length; + switch(((xXIAnyInfo*)any)->type) + { + case XIButtonClass: + SwapButtonInfo(dev, (xXIButtonInfo*)any); + break; + case XIKeyClass: + SwapKeyInfo(dev, (xXIKeyInfo*)any); + break; + case XIValuatorClass: + SwapValuatorInfo(dev, (xXIValuatorInfo*)any); + break; + } + + any += len * 4; + } + + swaps(&info->deviceid, n); + swaps(&info->use, n); + swaps(&info->attachment, n); + swaps(&info->num_classes, n); + swaps(&info->name_len, n); + +} -- cgit v1.2.3