int ProcXGetDeviceKeyMapping(ClientPtr client) { xGetDeviceKeyMappingReply rep; DeviceIntPtr dev; XkbDescPtr xkb; KeySymsPtr syms; int rc; REQUEST(xGetDeviceKeyMappingReq); REQUEST_SIZE_MATCH(xGetDeviceKeyMappingReq); rc = dixLookupDevice(&dev, stuff->deviceid, client, DixGetAttrAccess); if (rc != Success) return rc; if (dev->key == NULL) return BadMatch; xkb = dev->key->xkbInfo->desc; if (stuff->firstKeyCode < xkb->min_key_code || stuff->firstKeyCode > xkb->max_key_code) { client->errorValue = stuff->firstKeyCode; return BadValue; } if (stuff->firstKeyCode + stuff->count > xkb->max_key_code + 1) { client->errorValue = stuff->count; return BadValue; } syms = XkbGetCoreMap(dev); if (!syms) return BadAlloc; rep.repType = X_Reply; rep.RepType = X_GetDeviceKeyMapping; rep.sequenceNumber = client->sequence; rep.keySymsPerKeyCode = syms->mapWidth; rep.length = (syms->mapWidth * stuff->count); /* KeySyms are 4 bytes */ WriteReplyToClient(client, sizeof(xGetDeviceKeyMappingReply), &rep); client->pSwapReplyFunc = (ReplySwapPtr) CopySwap32Write; WriteSwappedDataToClient(client, syms->mapWidth * stuff->count * sizeof(KeySym), &syms->map[syms->mapWidth * (stuff->firstKeyCode - syms->minKeyCode)]); free(syms->map); free(syms); return Success; }
int ProcXGetDeviceDontPropagateList(ClientPtr client) { CARD16 count = 0; int i, rc; XEventClass *buf = NULL, *tbuf; WindowPtr pWin; xGetDeviceDontPropagateListReply rep; OtherInputMasks *others; REQUEST(xGetDeviceDontPropagateListReq); REQUEST_SIZE_MATCH(xGetDeviceDontPropagateListReq); rep.repType = X_Reply; rep.RepType = X_GetDeviceDontPropagateList; rep.sequenceNumber = client->sequence; rep.length = 0; rep.count = 0; rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); if (rc != Success) return rc; if ((others = wOtherInputMasks(pWin)) != 0) { for (i = 0; i < EMASKSIZE; i++) ClassFromMask(NULL, others->dontPropagateMask[i], i, &count, COUNT); if (count) { rep.count = count; buf = (XEventClass *) malloc(rep.count * sizeof(XEventClass)); rep.length = bytes_to_int32(rep.count * sizeof(XEventClass)); tbuf = buf; for (i = 0; i < EMASKSIZE; i++) tbuf = ClassFromMask(tbuf, others->dontPropagateMask[i], i, NULL, CREATE); } } WriteReplyToClient(client, sizeof(xGetDeviceDontPropagateListReply), &rep); if (count) { client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write; WriteSwappedDataToClient(client, count * sizeof(XEventClass), buf); free(buf); } return Success; }
int ProcRRGetCrtcGamma (ClientPtr client) { REQUEST(xRRGetCrtcGammaReq); xRRGetCrtcGammaReply reply; RRCrtcPtr crtc; int n; unsigned long len; char *extra = NULL; REQUEST_SIZE_MATCH(xRRGetCrtcGammaReq); VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess); /* Gamma retrieval failed, any better error? */ if (!RRCrtcGammaGet(crtc)) return RRErrorBase + BadRRCrtc; len = crtc->gammaSize * 3 * 2; if (crtc->gammaSize) { extra = malloc(len); if (!extra) return BadAlloc; } reply.type = X_Reply; reply.sequenceNumber = client->sequence; reply.length = bytes_to_int32(len); reply.size = crtc->gammaSize; if (client->swapped) { swaps (&reply.sequenceNumber, n); swapl (&reply.length, n); swaps (&reply.size, n); } WriteToClient (client, sizeof (xRRGetCrtcGammaReply), (char *) &reply); if (crtc->gammaSize) { memcpy(extra, crtc->gammaRed, len); client->pSwapReplyFunc = (ReplySwapPtr)CopySwap16Write; WriteSwappedDataToClient (client, len, extra); free(extra); } return Success; }
static int ProcXCMiscGetXIDList(ClientPtr client) { REQUEST(xXCMiscGetXIDListReq); xXCMiscGetXIDListReply rep; int n; XID *pids; unsigned int count; REQUEST_SIZE_MATCH(xXCMiscGetXIDListReq); if (stuff->count > UINT32_MAX / sizeof(XID)) return BadAlloc; pids = (XID *)Xalloc(stuff->count * sizeof(XID)); if (!pids) { return BadAlloc; } count = GetXIDList(client, stuff->count, pids); rep.type = X_Reply; rep.sequenceNumber = client->sequence; rep.length = count; rep.count = count; if (client->swapped) { swaps(&rep.sequenceNumber, n); swapl(&rep.length, n); swapl(&rep.count, n); } WriteToClient(client, sizeof(xXCMiscGetXIDListReply), (char *)&rep); if (count) { client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write; WriteSwappedDataToClient(client, count * sizeof(XID), pids); } Xfree(pids); return(client->noClientException); }
int ProcXGetSelectedExtensionEvents(ClientPtr client) { int i, rc, total_length = 0; xGetSelectedExtensionEventsReply rep; WindowPtr pWin; XEventClass *buf = NULL; XEventClass *tclient; XEventClass *aclient; OtherInputMasks *pOthers; InputClientsPtr others; REQUEST(xGetSelectedExtensionEventsReq); REQUEST_SIZE_MATCH(xGetSelectedExtensionEventsReq); rep.repType = X_Reply; rep.RepType = X_GetSelectedExtensionEvents; rep.length = 0; rep.sequenceNumber = client->sequence; rep.this_client_count = 0; rep.all_clients_count = 0; rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); if (rc != Success) return rc; if ((pOthers = wOtherInputMasks(pWin)) != 0) { for (others = pOthers->inputClients; others; others = others->next) for (i = 0; i < EMASKSIZE; i++) ClassFromMask(NULL, others->mask[i], i, &rep.all_clients_count, COUNT); for (others = pOthers->inputClients; others; others = others->next) if (SameClient(others, client)) { for (i = 0; i < EMASKSIZE; i++) ClassFromMask(NULL, others->mask[i], i, &rep.this_client_count, COUNT); break; } total_length = (rep.all_clients_count + rep.this_client_count) * sizeof(XEventClass); rep.length = bytes_to_int32(total_length); buf = (XEventClass *) malloc(total_length); tclient = buf; aclient = buf + rep.this_client_count; if (others) for (i = 0; i < EMASKSIZE; i++) tclient = ClassFromMask(tclient, others->mask[i], i, NULL, CREATE); for (others = pOthers->inputClients; others; others = others->next) for (i = 0; i < EMASKSIZE; i++) aclient = ClassFromMask(aclient, others->mask[i], i, NULL, CREATE); } WriteReplyToClient(client, sizeof(xGetSelectedExtensionEventsReply), &rep); if (total_length) { client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write; WriteSwappedDataToClient(client, total_length, buf); } free(buf); return Success; }
int ProcXGetDeviceDontPropagateList(ClientPtr client) { CARD16 count = 0; int i, rc; XEventClass *buf = NULL, *tbuf; WindowPtr pWin; xGetDeviceDontPropagateListReply rep; OtherInputMasks *others; REQUEST(xGetDeviceDontPropagateListReq); REQUEST_SIZE_MATCH(xGetDeviceDontPropagateListReq); rep = (xGetDeviceDontPropagateListReply) { .repType = X_Reply, .RepType = X_GetDeviceDontPropagateList, .sequenceNumber = client->sequence, .length = 0, .count = 0 }; rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); if (rc != Success) return rc; if ((others = wOtherInputMasks(pWin)) != 0) { for (i = 0; i < EMASKSIZE; i++) ClassFromMask(NULL, others->dontPropagateMask[i], i, &count, COUNT); if (count) { rep.count = count; buf = xallocarray(rep.count, sizeof(XEventClass)); rep.length = bytes_to_int32(rep.count * sizeof(XEventClass)); tbuf = buf; for (i = 0; i < EMASKSIZE; i++) tbuf = ClassFromMask(tbuf, others->dontPropagateMask[i], i, NULL, CREATE); } } WriteReplyToClient(client, sizeof(xGetDeviceDontPropagateListReply), &rep); if (count) { client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write; WriteSwappedDataToClient(client, count * sizeof(XEventClass), buf); free(buf); } return Success; } /*********************************************************************** * * This procedure gets a list of event classes from a mask word. * A single mask may translate to more than one event class. * */ XEventClass * ClassFromMask(XEventClass * buf, Mask mask, int maskndx, CARD16 *count, int mode) { int i, j; int id = maskndx; Mask tmask = 0x80000000; for (i = 0; i < 32; i++, tmask >>= 1) if (tmask & mask) { for (j = 0; j < ExtEventIndex; j++) if (EventInfo[j].mask == tmask) { if (mode == COUNT) (*count)++; else *buf++ = (id << 8) | EventInfo[j].type; } } return buf; }
int ProcXIPassiveGrabDevice(ClientPtr client) { DeviceIntPtr dev, mod_dev; xXIPassiveGrabDeviceReply rep; int i, ret = Success; uint8_t status; uint32_t *modifiers; xXIGrabModifierInfo *modifiers_failed; GrabMask mask; GrabParameters param; void *tmp; int mask_len; REQUEST(xXIPassiveGrabDeviceReq); REQUEST_AT_LEAST_SIZE(xXIPassiveGrabDeviceReq); if (stuff->deviceid == XIAllDevices) dev = inputInfo.all_devices; else if (stuff->deviceid == XIAllMasterDevices) dev = inputInfo.all_master_devices; else { ret = dixLookupDevice(&dev, stuff->deviceid, client, DixGrabAccess); if (ret != Success) return ret; } if (stuff->grab_type != XIGrabtypeButton && stuff->grab_type != XIGrabtypeKeycode && stuff->grab_type != XIGrabtypeEnter && stuff->grab_type != XIGrabtypeFocusIn) { client->errorValue = stuff->grab_type; return BadValue; } if ((stuff->grab_type == XIGrabtypeEnter || stuff->grab_type == XIGrabtypeFocusIn) && stuff->detail != 0) { client->errorValue = stuff->detail; return BadValue; } if (XICheckInvalidMaskBits(client, (unsigned char*)&stuff[1], stuff->mask_len * 4) != Success) return BadValue; mask_len = min(sizeof(mask.xi2mask[stuff->deviceid]), stuff->mask_len * 4); memset(mask.xi2mask, 0, sizeof(mask.xi2mask)); memcpy(mask.xi2mask[stuff->deviceid], &stuff[1], mask_len * 4); rep.repType = X_Reply; rep.RepType = X_XIPassiveGrabDevice; rep.length = 0; rep.sequenceNumber = client->sequence; rep.num_modifiers = 0; memset(¶m, 0, sizeof(param)); param.grabtype = GRABTYPE_XI2; param.ownerEvents = stuff->owner_events; param.this_device_mode = stuff->grab_mode; param.other_devices_mode = stuff->paired_device_mode; param.grabWindow = stuff->grab_window; param.cursor = stuff->cursor; if (stuff->cursor != None) { status = dixLookupResourceByType(&tmp, stuff->cursor, RT_CURSOR, client, DixUseAccess); if (status != Success) { client->errorValue = stuff->cursor; return status; } } status = dixLookupWindow((WindowPtr*)&tmp, stuff->grab_window, client, DixSetAttrAccess); if (status != Success) return status; status = CheckGrabValues(client, ¶m); modifiers = (uint32_t*)&stuff[1] + stuff->mask_len; modifiers_failed = calloc(stuff->num_modifiers, sizeof(xXIGrabModifierInfo)); if (!modifiers_failed) return BadAlloc; mod_dev = (IsFloating(dev)) ? dev : GetMaster(dev, MASTER_KEYBOARD); for (i = 0; i < stuff->num_modifiers; i++, modifiers++) { param.modifiers = *modifiers; switch(stuff->grab_type) { case XIGrabtypeButton: status = GrabButton(client, dev, mod_dev, stuff->detail, ¶m, GRABTYPE_XI2, &mask); break; case XIGrabtypeKeycode: status = GrabKey(client, dev, mod_dev, stuff->detail, ¶m, GRABTYPE_XI2, &mask); break; case XIGrabtypeEnter: case XIGrabtypeFocusIn: status = GrabWindow(client, dev, stuff->grab_type, ¶m, &mask); break; } if (status != GrabSuccess) { xXIGrabModifierInfo *info = modifiers_failed + rep.num_modifiers; info->status = status; info->modifiers = *modifiers; rep.num_modifiers++; rep.length += bytes_to_int32(sizeof(xXIGrabModifierInfo)); } } WriteReplyToClient(client, sizeof(rep), &rep); if (rep.num_modifiers) { client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write; WriteSwappedDataToClient(client, rep.length * 4, (char*)modifiers_failed); } free(modifiers_failed); return ret; }
int ProcXGetSelectedExtensionEvents(ClientPtr client) { int i, rc, total_length = 0; xGetSelectedExtensionEventsReply rep; WindowPtr pWin; XEventClass *buf = NULL; XEventClass *tclient; XEventClass *aclient; OtherInputMasks *pOthers; InputClientsPtr others; REQUEST(xGetSelectedExtensionEventsReq); REQUEST_SIZE_MATCH(xGetSelectedExtensionEventsReq); rep = (xGetSelectedExtensionEventsReply) { .repType = X_Reply, .RepType = X_GetSelectedExtensionEvents, .sequenceNumber = client->sequence, .length = 0, .this_client_count = 0, .all_clients_count = 0 }; rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); if (rc != Success) return rc; if ((pOthers = wOtherInputMasks(pWin)) != 0) { for (others = pOthers->inputClients; others; others = others->next) for (i = 0; i < EMASKSIZE; i++) ClassFromMask(NULL, others->mask[i], i, &rep.all_clients_count, COUNT); for (others = pOthers->inputClients; others; others = others->next) if (SameClient(others, client)) { for (i = 0; i < EMASKSIZE; i++) ClassFromMask(NULL, others->mask[i], i, &rep.this_client_count, COUNT); break; } total_length = (rep.all_clients_count + rep.this_client_count) * sizeof(XEventClass); rep.length = bytes_to_int32(total_length); buf = (XEventClass *) malloc(total_length); tclient = buf; aclient = buf + rep.this_client_count; if (others) for (i = 0; i < EMASKSIZE; i++) tclient = ClassFromMask(tclient, others->mask[i], i, NULL, CREATE); for (others = pOthers->inputClients; others; others = others->next) for (i = 0; i < EMASKSIZE; i++) aclient = ClassFromMask(aclient, others->mask[i], i, NULL, CREATE); } WriteReplyToClient(client, sizeof(xGetSelectedExtensionEventsReply), &rep); if (total_length) { client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write; WriteSwappedDataToClient(client, total_length, buf); } free(buf); return Success; } /*********************************************************************** * * This procedure writes the reply for the XGetSelectedExtensionEvents function, * if the client and server have a different byte ordering. * */ void SRepXGetSelectedExtensionEvents(ClientPtr client, int size, xGetSelectedExtensionEventsReply * rep) { swaps(&rep->sequenceNumber); swapl(&rep->length); swaps(&rep->this_client_count); swaps(&rep->all_clients_count); WriteToClient(client, size, rep); }
int ProcXGetSelectedExtensionEvents(register ClientPtr client) { int i; int total_length = 0; xGetSelectedExtensionEventsReply rep; WindowPtr pWin; XEventClass *buf = NULL; XEventClass *tclient; XEventClass *aclient; OtherInputMasks *pOthers; InputClientsPtr others; REQUEST(xGetSelectedExtensionEventsReq); REQUEST_SIZE_MATCH(xGetSelectedExtensionEventsReq); rep.repType = X_Reply; rep.RepType = X_GetSelectedExtensionEvents; rep.length = 0; rep.sequenceNumber = client->sequence; rep.this_client_count = 0; rep.all_clients_count = 0; if (!(pWin = LookupWindow(stuff->window, client))) { SendErrorToClient(client, IReqCode, X_GetSelectedExtensionEvents, 0, BadWindow); return Success; } if ((pOthers = wOtherInputMasks(pWin)) != 0) { for (others = pOthers->inputClients; others; others = others->next) for (i = 0; i < EMASKSIZE; i++) tclient = ClassFromMask(NULL, others->mask[i], i, &rep.all_clients_count, COUNT); for (others = pOthers->inputClients; others; others = others->next) if (SameClient(others, client)) { for (i = 0; i < EMASKSIZE; i++) tclient = ClassFromMask(NULL, others->mask[i], i, &rep.this_client_count, COUNT); break; } total_length = (rep.all_clients_count + rep.this_client_count) * sizeof(XEventClass); rep.length = (total_length + 3) >> 2; buf = (XEventClass *) xalloc(total_length); tclient = buf; aclient = buf + rep.this_client_count; if (others) for (i = 0; i < EMASKSIZE; i++) tclient = ClassFromMask(tclient, others->mask[i], i, NULL, CREATE); for (others = pOthers->inputClients; others; others = others->next) for (i = 0; i < EMASKSIZE; i++) aclient = ClassFromMask(aclient, others->mask[i], i, NULL, CREATE); } WriteReplyToClient(client, sizeof(xGetSelectedExtensionEventsReply), &rep); if (total_length) { client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write; WriteSwappedDataToClient(client, total_length, buf); xfree(buf); } return Success; }