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Diffstat (limited to 'nx-X11/lib/src/XlibInt.c')
-rw-r--r--nx-X11/lib/src/XlibInt.c86
1 files changed, 44 insertions, 42 deletions
diff --git a/nx-X11/lib/src/XlibInt.c b/nx-X11/lib/src/XlibInt.c
index 5afc65149..119126d3d 100644
--- a/nx-X11/lib/src/XlibInt.c
+++ b/nx-X11/lib/src/XlibInt.c
@@ -836,8 +836,12 @@ _XWaitForReadable(
static int sync_hazard(Display *dpy)
{
- unsigned long span = dpy->request - dpy->last_request_read;
- unsigned long hazard = min((dpy->bufmax - dpy->buffer) / SIZEOF(xReq), 65535 - 10);
+ /*
+ * "span" and "hazard" need to be signed such that the ">=" comparision
+ * works correctly in the case that hazard is greater than 65525
+ */
+ int64_t span = X_DPY_GET_REQUEST(dpy) - X_DPY_GET_LAST_REQUEST_READ(dpy);
+ int64_t hazard = min((dpy->bufmax - dpy->buffer) / SIZEOF(xReq), 65535 - 10);
return span >= 65535 - hazard - 10;
}
@@ -876,7 +880,7 @@ void _XSeqSyncFunction(
return;
}
#endif /* NX_TRANS_SOCKET */
- if ((dpy->request - dpy->last_request_read) >= (65535 - BUFSIZE/SIZEOF(xReq))) {
+ if ((X_DPY_GET_REQUEST(dpy) - X_DPY_GET_LAST_REQUEST_READ(dpy)) >= (65535 - BUFSIZE/SIZEOF(xReq))) {
GetEmptyReq(GetInputFocus, req);
(void) _XReply (dpy, (xReply *)&rep, 0, xTrue);
sync_while_locked(dpy);
@@ -2072,9 +2076,9 @@ _XSetLastRequestRead(
register Display *dpy,
register xGenericReply *rep)
{
- register unsigned long newseq, lastseq;
+ register uint64_t newseq, lastseq;
- lastseq = dpy->last_request_read;
+ lastseq = X_DPY_GET_LAST_REQUEST_READ(dpy);
/*
* KeymapNotify has no sequence number, but is always guaranteed
* to immediately follow another event, except when generated via
@@ -2083,30 +2087,31 @@ _XSetLastRequestRead(
if ((rep->type & 0x7f) == KeymapNotify)
return(lastseq);
- newseq = (lastseq & ~((unsigned long)0xffff)) | rep->sequenceNumber;
+ newseq = (lastseq & ~((uint64_t)0xffff)) | rep->sequenceNumber;
if (newseq < lastseq) {
newseq += 0x10000;
- if (newseq > dpy->request) {
+ if (newseq > X_DPY_GET_REQUEST(dpy)) {
#ifdef NX_TRANS_SOCKET
if (_NXLostSequenceFunction != NULL)
- {
- (*_NXLostSequenceFunction)(dpy, newseq, dpy->request,
- (unsigned int) rep->type);
- }
- else
+ {
+ (*_NXLostSequenceFunction)(dpy, newseq, X_DPY_GET_REQUEST(dpy),
+ (unsigned int) rep->type);
+ }
+ else
#endif /* #ifdef NX_TRANS_SOCKET */
- {
- (void) fprintf (stderr,
- "Xlib: sequence lost (0x%lx > 0x%lx) in reply type 0x%x!\n",
- newseq, dpy->request,
- (unsigned int) rep->type);
- }
+ {
+ (void) fprintf (stderr,
+ "Xlib: sequence lost (0x%llx > 0x%llx) in reply type 0x%x!\n",
+ (unsigned long long)newseq,
+ (unsigned long long)(X_DPY_GET_REQUEST(dpy)),
+ (unsigned int) rep->type);
+ }
newseq -= 0x10000;
}
}
- dpy->last_request_read = newseq;
+ X_DPY_SET_LAST_REQUEST_READ(dpy, newseq);
return(newseq);
}
@@ -2652,8 +2657,8 @@ XAddConnectionWatch(
/* allocate new watch data */
for (info_list=dpy->im_fd_info; info_list; info_list=info_list->next) {
- wd_array = Xrealloc(info_list->watch_data,
- (dpy->watcher_count + 1) * sizeof(XPointer));
+ wd_array = Xrealloc(info_list->watch_data,
+ (dpy->watcher_count + 1) * sizeof(XPointer));
if (!wd_array) {
UnlockDisplay(dpy);
return 0;
@@ -2921,15 +2926,12 @@ void _XEnq(
/* If dpy->qfree is non-NULL do this, else malloc a new one. */
dpy->qfree = qelt->next;
}
- else if ((qelt = Xmalloc(sizeof(_XQEvent))) == NULL) {
+ else if ((qelt = Xmalloc(sizeof(_XQEvent))) == NULL) {
/* Malloc call failed! */
ESET(ENOMEM);
-#ifdef NX_TRANS_SOCKET
_XIOError(dpy);
-
+#ifdef NX_TRANS_SOCKET
return;
-#else
- _XIOError(dpy);
#endif
}
qelt->next = NULL;
@@ -3590,10 +3592,10 @@ static int _XPrintDefaultError(
mesg, BUFSIZ);
fputs(" ", fp);
(void) fprintf(fp, mesg, event->serial);
- XGetErrorDatabaseText(dpy, mtype, "CurrentSerial", "Current Serial #%d",
+ XGetErrorDatabaseText(dpy, mtype, "CurrentSerial", "Current Serial #%lld",
mesg, BUFSIZ);
fputs("\n ", fp);
- (void) fprintf(fp, mesg, dpy->request);
+ (void) fprintf(fp, mesg, (unsigned long long)(X_DPY_GET_REQUEST(dpy)));
fputs("\n", fp);
if (event->error_code == BadImplementation) return 0;
return 1;
@@ -3658,17 +3660,17 @@ int _XError (
return 0;
if (_XErrorFunction != NULL) {
int rtn_val;
-#if defined(XTHREADS) && !USE_XCB
+#ifdef XTHREADS
if (dpy->lock)
(*dpy->lock->user_lock_display)(dpy);
UnlockDisplay(dpy);
-#endif /* XTHREADS && !USE_XCB */
+#endif
rtn_val = (*_XErrorFunction)(dpy, (XErrorEvent *)&event); /* upcall */
-#if defined(XTHREADS) && !USE_XCB
+#ifdef XTHREADS
LockDisplay(dpy);
if (dpy->lock)
(*dpy->lock->user_unlock_display)(dpy);
-#endif /* XTHREADS && !USE_XCB */
+#endif
return rtn_val;
} else {
return _XDefaultError(dpy, (XErrorEvent *)&event);
@@ -3978,20 +3980,20 @@ void *_XGetRequest(Display *dpy, CARD8 type, size_t len)
xReq *req;
if (dpy->bufptr + len > dpy->bufmax)
- _XFlush(dpy);
+ _XFlush(dpy);
/* Request still too large, so do not allow it to overflow. */
if (dpy->bufptr + len > dpy->bufmax) {
- fprintf(stderr,
- "Xlib: request %d length %zd would exceed buffer size.\n",
- type, len);
- /* Changes failure condition from overflow to NULL dereference. */
- return NULL;
+ fprintf(stderr,
+ "Xlib: request %d length %zd would exceed buffer size.\n",
+ type, len);
+ /* Changes failure condition from overflow to NULL dereference. */
+ return NULL;
}
if (len % 4)
- fprintf(stderr,
- "Xlib: request %d length %zd not a multiple of 4.\n",
- type, len);
+ fprintf(stderr,
+ "Xlib: request %d length %zd not a multiple of 4.\n",
+ type, len);
dpy->last_req = dpy->bufptr;
@@ -3999,7 +4001,7 @@ void *_XGetRequest(Display *dpy, CARD8 type, size_t len)
req->reqType = type;
req->length = len / 4;
dpy->bufptr += len;
- dpy->request++;
+ X_DPY_REQUEST_INCREMENT(dpy);
return req;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-30 05:52:31 +0000