335 lines
8.6 KiB
C
335 lines
8.6 KiB
C
/*
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Copyright (c) 2002 XFree86 Inc
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*/
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/* $XFree86: xc/programs/Xserver/Xext/xres.c,v 1.9 2004/03/04 19:31:37 dawes Exp $ */
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#define NEED_EVENTS
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#define NEED_REPLIES
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#include "X.h"
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#include "Xproto.h"
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#include "misc.h"
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#include "os.h"
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#include "dixstruct.h"
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#include "extnsionst.h"
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#include "swaprep.h"
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#include "XResproto.h"
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#include "pixmapstr.h"
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#include "modinit.h"
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static int
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ProcXResQueryVersion (ClientPtr client)
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{
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REQUEST(xXResQueryVersionReq);
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xXResQueryVersionReply rep;
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CARD16 client_major, client_minor; /* not used */
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REQUEST_SIZE_MATCH (xXResQueryVersionReq);
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client_major = stuff->client_major;
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client_minor = stuff->client_minor;
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(void) client_major;
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(void) client_minor;
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rep.type = X_Reply;
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rep.length = 0;
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rep.sequenceNumber = client->sequence;
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rep.server_major = XRES_MAJOR_VERSION;
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rep.server_minor = XRES_MINOR_VERSION;
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if (client->swapped) {
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int n;
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swaps(&rep.sequenceNumber, n);
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swapl(&rep.length, n);
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swaps(&rep.server_major, n);
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swaps(&rep.server_minor, n);
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}
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WriteToClient(client, sizeof (xXResQueryVersionReply), (char *)&rep);
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return (client->noClientException);
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}
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static int
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ProcXResQueryClients (ClientPtr client)
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{
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/* REQUEST(xXResQueryClientsReq); */
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xXResQueryClientsReply rep;
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int *current_clients;
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int i, num_clients;
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REQUEST_SIZE_MATCH(xXResQueryClientsReq);
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current_clients = ALLOCATE_LOCAL((currentMaxClients - 1) * sizeof(int));
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num_clients = 0;
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for(i = 1; i < currentMaxClients; i++) {
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if(clients[i]) {
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current_clients[num_clients] = i;
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num_clients++;
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}
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}
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rep.type = X_Reply;
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rep.sequenceNumber = client->sequence;
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rep.num_clients = num_clients;
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rep.length = rep.num_clients * sz_xXResClient >> 2;
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if (client->swapped) {
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int n;
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swaps (&rep.sequenceNumber, n);
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swapl (&rep.length, n);
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swapl (&rep.num_clients, n);
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}
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WriteToClient (client, sizeof (xXResQueryClientsReply), (char *) &rep);
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if(num_clients) {
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xXResClient scratch;
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for(i = 0; i < num_clients; i++) {
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scratch.resource_base = clients[current_clients[i]]->clientAsMask;
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scratch.resource_mask = RESOURCE_ID_MASK;
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if(client->swapped) {
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register int n;
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swapl (&scratch.resource_base, n);
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swapl (&scratch.resource_mask, n);
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}
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WriteToClient (client, sz_xXResClient, (char *) &scratch);
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}
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}
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DEALLOCATE_LOCAL(current_clients);
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return (client->noClientException);
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}
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static void
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ResFindAllRes (pointer value, XID id, RESTYPE type, pointer cdata)
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{
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int *counts = (int *)cdata;
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counts[(type & TypeMask) - 1]++;
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}
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static int
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ProcXResQueryClientResources (ClientPtr client)
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{
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REQUEST(xXResQueryClientResourcesReq);
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xXResQueryClientResourcesReply rep;
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int i, clientID, num_types;
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int *counts;
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REQUEST_SIZE_MATCH(xXResQueryClientResourcesReq);
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clientID = CLIENT_ID(stuff->xid);
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/* we could remove the (clientID == 0) check if we wanted to allow
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probing the X-server's resource usage */
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if(!clientID || (clientID >= currentMaxClients) || !clients[clientID]) {
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client->errorValue = stuff->xid;
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return BadValue;
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}
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counts = ALLOCATE_LOCAL((lastResourceType + 1) * sizeof(int));
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memset(counts, 0, (lastResourceType + 1) * sizeof(int));
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FindAllClientResources(clients[clientID], ResFindAllRes, counts);
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num_types = 0;
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for(i = 0; i <= lastResourceType; i++) {
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if(counts[i]) num_types++;
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}
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rep.type = X_Reply;
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rep.sequenceNumber = client->sequence;
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rep.num_types = num_types;
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rep.length = rep.num_types * sz_xXResType >> 2;
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if (client->swapped) {
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int n;
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swaps (&rep.sequenceNumber, n);
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swapl (&rep.length, n);
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swapl (&rep.num_types, n);
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}
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WriteToClient (client,sizeof(xXResQueryClientResourcesReply),(char*)&rep);
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if(num_types) {
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xXResType scratch;
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for(i = 0; i < lastResourceType; i++) {
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if(!counts[i]) continue;
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if(!ResourceNames[i + 1]) {
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char buf[40];
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sprintf(buf, "Unregistered resource %i", i + 1);
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RegisterResourceName(i + 1, buf);
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}
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scratch.resource_type = ResourceNames[i + 1];
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scratch.count = counts[i];
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if(client->swapped) {
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register int n;
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swapl (&scratch.resource_type, n);
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swapl (&scratch.count, n);
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}
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WriteToClient (client, sz_xXResType, (char *) &scratch);
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}
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}
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DEALLOCATE_LOCAL(counts);
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return (client->noClientException);
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}
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static void
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ResFindPixmaps (pointer value, XID id, pointer cdata)
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{
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unsigned long *bytes = (unsigned long *)cdata;
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PixmapPtr pix = (PixmapPtr)value;
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*bytes += (pix->devKind * pix->drawable.height);
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}
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static int
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ProcXResQueryClientPixmapBytes (ClientPtr client)
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{
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REQUEST(xXResQueryClientPixmapBytesReq);
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xXResQueryClientPixmapBytesReply rep;
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int clientID;
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unsigned long bytes;
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REQUEST_SIZE_MATCH(xXResQueryClientPixmapBytesReq);
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clientID = CLIENT_ID(stuff->xid);
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/* we could remove the (clientID == 0) check if we wanted to allow
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probing the X-server's resource usage */
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if(!clientID || (clientID >= currentMaxClients) || !clients[clientID]) {
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client->errorValue = stuff->xid;
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return BadValue;
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}
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bytes = 0;
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FindClientResourcesByType(clients[clientID], RT_PIXMAP, ResFindPixmaps,
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(pointer)(&bytes));
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rep.type = X_Reply;
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rep.sequenceNumber = client->sequence;
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rep.length = 0;
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rep.bytes = bytes;
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#ifdef XSERVER64
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rep.bytes_overflow = bytes >> 32;
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#else
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rep.bytes_overflow = 0;
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#endif
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if (client->swapped) {
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int n;
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swaps (&rep.sequenceNumber, n);
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swapl (&rep.length, n);
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swapl (&rep.bytes, n);
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swapl (&rep.bytes_overflow, n);
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}
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WriteToClient (client,sizeof(xXResQueryClientPixmapBytesReply),(char*)&rep);
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return (client->noClientException);
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}
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static void
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ResResetProc (ExtensionEntry *extEntry) { }
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static int
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ProcResDispatch (ClientPtr client)
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{
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REQUEST(xReq);
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switch (stuff->data) {
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case X_XResQueryVersion:
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return ProcXResQueryVersion(client);
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case X_XResQueryClients:
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return ProcXResQueryClients(client);
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case X_XResQueryClientResources:
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return ProcXResQueryClientResources(client);
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case X_XResQueryClientPixmapBytes:
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return ProcXResQueryClientPixmapBytes(client);
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default: break;
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}
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return BadRequest;
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}
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static int
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SProcXResQueryVersion (ClientPtr client)
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{
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REQUEST(xXResQueryVersionReq);
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int n;
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REQUEST_SIZE_MATCH (xXResQueryVersionReq);
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swaps(&stuff->client_major,n);
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swaps(&stuff->client_minor,n);
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return ProcXResQueryVersion(client);
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}
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static int
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SProcXResQueryClientResources (ClientPtr client)
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{
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REQUEST(xXResQueryClientResourcesReq);
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int n;
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REQUEST_SIZE_MATCH (xXResQueryClientResourcesReq);
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swaps(&stuff->xid,n);
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return ProcXResQueryClientResources(client);
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}
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static int
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SProcXResQueryClientPixmapBytes (ClientPtr client)
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{
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REQUEST(xXResQueryClientPixmapBytesReq);
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int n;
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REQUEST_SIZE_MATCH (xXResQueryClientPixmapBytesReq);
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swaps(&stuff->xid,n);
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return ProcXResQueryClientPixmapBytes(client);
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}
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static int
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SProcResDispatch (ClientPtr client)
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{
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REQUEST(xReq);
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int n;
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swaps(&stuff->length,n);
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switch (stuff->data) {
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case X_XResQueryVersion:
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return SProcXResQueryVersion(client);
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case X_XResQueryClients: /* nothing to swap */
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return ProcXResQueryClients(client);
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case X_XResQueryClientResources:
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return SProcXResQueryClientResources(client);
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case X_XResQueryClientPixmapBytes:
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return SProcXResQueryClientPixmapBytes(client);
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default: break;
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}
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return BadRequest;
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}
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void
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ResExtensionInit(INITARGS)
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{
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(void) AddExtension(XRES_NAME, 0, 0,
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ProcResDispatch, SProcResDispatch,
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ResResetProc, StandardMinorOpcode);
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RegisterResourceName(RT_NONE, "NONE");
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RegisterResourceName(RT_WINDOW, "WINDOW");
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RegisterResourceName(RT_PIXMAP, "PIXMAP");
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RegisterResourceName(RT_GC, "GC");
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RegisterResourceName(RT_FONT, "FONT");
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RegisterResourceName(RT_CURSOR, "CURSOR");
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RegisterResourceName(RT_COLORMAP, "COLORMAP");
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RegisterResourceName(RT_CMAPENTRY, "COLORMAP ENTRY");
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RegisterResourceName(RT_OTHERCLIENT, "OTHER CLIENT");
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RegisterResourceName(RT_PASSIVEGRAB, "PASSIVE GRAB");
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}
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