/* $Xorg: xcmisc.c,v 1.4 2001/02/09 02:04:33 xorgcvs Exp $ */ /* Copyright 1993, 1998 The Open Group Permission to use, copy, modify, distribute, and sell this software and its documentation for any purpose is hereby granted without fee, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation. The above copyright notice and this permission notice 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 OPEN GROUP 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. Except as contained in this notice, the name of The Open Group shall not be used in advertising or otherwise to promote the sale, use or other dealings in this Software without prior written authorization from The Open Group. */ /* $XFree86: xc/programs/Xserver/Xext/xcmisc.c,v 3.7 2003/10/28 23:08:43 tsi Exp $ */ #define NEED_EVENTS #define NEED_REPLIES #ifdef HAVE_DIX_CONFIG_H #include <dix-config.h> #endif #include <X11/X.h> #include <X11/Xproto.h> #include "misc.h" #include "os.h" #include "dixstruct.h" #include "extnsionst.h" #include "swaprep.h" #include <X11/extensions/xcmiscstr.h> #include "modinit.h" #if HAVE_STDINT_H #include <stdint.h> #elif !defined(UINT32_MAX) #define UINT32_MAX 0xffffffffU #endif #if 0 static unsigned char XCMiscCode; #endif static void XCMiscResetProc( ExtensionEntry * /* extEntry */ ); static DISPATCH_PROC(ProcXCMiscDispatch); static DISPATCH_PROC(ProcXCMiscGetVersion); static DISPATCH_PROC(ProcXCMiscGetXIDList); static DISPATCH_PROC(ProcXCMiscGetXIDRange); static DISPATCH_PROC(SProcXCMiscDispatch); static DISPATCH_PROC(SProcXCMiscGetVersion); static DISPATCH_PROC(SProcXCMiscGetXIDList); static DISPATCH_PROC(SProcXCMiscGetXIDRange); void XCMiscExtensionInit(INITARGS) { #if 0 ExtensionEntry *extEntry; if ((extEntry = AddExtension(XCMiscExtensionName, 0, 0, ProcXCMiscDispatch, SProcXCMiscDispatch, XCMiscResetProc, StandardMinorOpcode)) != 0) XCMiscCode = (unsigned char)extEntry->base; #else (void) AddExtension(XCMiscExtensionName, 0, 0, ProcXCMiscDispatch, SProcXCMiscDispatch, XCMiscResetProc, StandardMinorOpcode); #endif DeclareExtensionSecurity(XCMiscExtensionName, TRUE); } /*ARGSUSED*/ static void XCMiscResetProc (extEntry) ExtensionEntry *extEntry; { } static int ProcXCMiscGetVersion(client) register ClientPtr client; { xXCMiscGetVersionReply rep; register int n; REQUEST_SIZE_MATCH(xXCMiscGetVersionReq); rep.type = X_Reply; rep.length = 0; rep.sequenceNumber = client->sequence; rep.majorVersion = XCMiscMajorVersion; rep.minorVersion = XCMiscMinorVersion; if (client->swapped) { swaps(&rep.sequenceNumber, n); swaps(&rep.majorVersion, n); swaps(&rep.minorVersion, n); } WriteToClient(client, sizeof(xXCMiscGetVersionReply), (char *)&rep); return(client->noClientException); } static int ProcXCMiscGetXIDRange(client) register ClientPtr client; { xXCMiscGetXIDRangeReply rep; register int n; XID min_id, max_id; REQUEST_SIZE_MATCH(xXCMiscGetXIDRangeReq); GetXIDRange(client->index, FALSE, &min_id, &max_id); rep.type = X_Reply; rep.length = 0; rep.sequenceNumber = client->sequence; rep.start_id = min_id; rep.count = max_id - min_id + 1; if (client->swapped) { swaps(&rep.sequenceNumber, n); swapl(&rep.start_id, n); swapl(&rep.count, n); } WriteToClient(client, sizeof(xXCMiscGetXIDRangeReply), (char *)&rep); return(client->noClientException); } static int ProcXCMiscGetXIDList(client) register ClientPtr client; { REQUEST(xXCMiscGetXIDListReq); xXCMiscGetXIDListReply rep; register 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); } static int ProcXCMiscDispatch (client) register ClientPtr client; { REQUEST(xReq); switch (stuff->data) { case X_XCMiscGetVersion: return ProcXCMiscGetVersion(client); case X_XCMiscGetXIDRange: return ProcXCMiscGetXIDRange(client); case X_XCMiscGetXIDList: return ProcXCMiscGetXIDList(client); default: return BadRequest; } } static int SProcXCMiscGetVersion(client) register ClientPtr client; { register int n; REQUEST(xXCMiscGetVersionReq); swaps(&stuff->length, n); REQUEST_SIZE_MATCH(xXCMiscGetVersionReq); swaps(&stuff->majorVersion, n); swaps(&stuff->minorVersion, n); return ProcXCMiscGetVersion(client); } static int SProcXCMiscGetXIDRange(client) register ClientPtr client; { register int n; REQUEST(xReq); swaps(&stuff->length, n); return ProcXCMiscGetXIDRange(client); } static int SProcXCMiscGetXIDList(client) register ClientPtr client; { register int n; REQUEST(xXCMiscGetXIDListReq); REQUEST_SIZE_MATCH(xXCMiscGetXIDListReq); swaps(&stuff->length, n); swapl(&stuff->count, n); return ProcXCMiscGetXIDList(client); } static int SProcXCMiscDispatch (client) register ClientPtr client; { REQUEST(xReq); switch (stuff->data) { case X_XCMiscGetVersion: return SProcXCMiscGetVersion(client); case X_XCMiscGetXIDRange: return SProcXCMiscGetXIDRange(client); case X_XCMiscGetXIDList: return SProcXCMiscGetXIDList(client); default: return BadRequest; } }