+ LockDisplay(dpy);
+ GetReq(DRI2DestroyDrawable, req);
+ req->reqType = info->codes->major_opcode;
+ req->dri2ReqType = X_DRI2DestroyDrawable;
+ req->drawable = drawable;
+ UnlockDisplay(dpy);
+ SyncHandle();
+}
+
+DRI2Buffer *
+DRI2GetBuffers(Display * dpy, XID drawable,
+ int *width, int *height,
+ unsigned int *attachments, int count, int *outCount)
+{
+ XExtDisplayInfo *info = DRI2FindDisplay(dpy);
+ xDRI2GetBuffersReply rep;
+ xDRI2GetBuffersReq *req;
+ DRI2Buffer *buffers;
+ xDRI2Buffer repBuffer;
+ CARD32 *p;
+ int i;
+
+ XextCheckExtension(dpy, info, dri2ExtensionName, False);
+
+ LockDisplay(dpy);
+ GetReqExtra(DRI2GetBuffers, count * 4, req);
+ req->reqType = info->codes->major_opcode;
+ req->dri2ReqType = X_DRI2GetBuffers;
+ req->drawable = drawable;
+ req->count = count;
+ p = (CARD32 *) & req[1];
+ for (i = 0; i < count; i++)
+ p[i] = attachments[i];
+
+ if (!_XReply(dpy, (xReply *) & rep, 0, xFalse)) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return NULL;
+ }
+
+ *width = rep.width;
+ *height = rep.height;
+ *outCount = rep.count;
+
+ buffers = Xmalloc(rep.count * sizeof buffers[0]);
+ if (buffers == NULL) {
+ _XEatData(dpy, rep.count * sizeof repBuffer);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return NULL;
+ }
+
+ for (i = 0; i < rep.count; i++) {
+ _XReadPad(dpy, (char *) &repBuffer, sizeof repBuffer);
+ buffers[i].attachment = repBuffer.attachment;
+ buffers[i].name = repBuffer.name;
+ buffers[i].pitch = repBuffer.pitch;
+ buffers[i].cpp = repBuffer.cpp;
+ buffers[i].flags = repBuffer.flags;
+ }
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ return buffers;
+}