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-rw-r--r--nx-X11/lib/include/X11/Xlibint.h125
-rw-r--r--nx-X11/lib/modules/im/ximcp/imCallbk.c6
-rw-r--r--nx-X11/lib/modules/im/ximcp/imDefIc.c82
-rw-r--r--nx-X11/lib/modules/im/ximcp/imInsClbk.c2
-rw-r--r--nx-X11/lib/modules/im/ximcp/imLcIm.c8
-rw-r--r--nx-X11/lib/modules/im/ximcp/imLcLkup.c6
-rw-r--r--nx-X11/lib/modules/om/generic/omGeneric.c32
-rw-r--r--nx-X11/lib/src/DisName.c2
-rw-r--r--nx-X11/lib/src/FSWrap.c2
-rw-r--r--nx-X11/lib/src/FontNames.c16
-rw-r--r--nx-X11/lib/src/GetFPath.c11
-rw-r--r--nx-X11/lib/src/GetImage.c16
-rw-r--r--nx-X11/lib/src/LiHosts.c19
-rw-r--r--nx-X11/lib/src/ListExt.c19
-rw-r--r--nx-X11/lib/src/SetHints.c4
-rw-r--r--nx-X11/lib/src/StColor.c1
-rw-r--r--nx-X11/lib/src/StColors.c1
-rw-r--r--nx-X11/lib/src/StrKeysym.c10
-rw-r--r--nx-X11/lib/src/XlibInt.c86
-rw-r--r--nx-X11/lib/src/xcms/LRGB.c3
-rw-r--r--nx-X11/lib/src/xcms/cmsColNm.c2
-rw-r--r--nx-X11/lib/src/xcms/cmsProp.c1
-rw-r--r--nx-X11/lib/src/xkb/XKBAlloc.c8
-rw-r--r--nx-X11/lib/src/xlibi18n/lcCT.c10
-rw-r--r--nx-X11/lib/src/xlibi18n/lcDB.c2
-rw-r--r--nx-X11/lib/src/xlibi18n/lcGeneric.c1
-rw-r--r--nx-X11/lib/src/xlibi18n/lcPublic.c1
27 files changed, 311 insertions, 165 deletions
diff --git a/nx-X11/lib/include/X11/Xlibint.h b/nx-X11/lib/include/X11/Xlibint.h
index b325182e3..d38c87ee3 100644
--- a/nx-X11/lib/include/X11/Xlibint.h
+++ b/nx-X11/lib/include/X11/Xlibint.h
@@ -63,6 +63,7 @@ from The Open Group.
* Warning, there be dragons here....
*/
+#include <stdint.h>
#include <nx-X11/Xlib.h>
#include <nx-X11/Xproto.h> /* to declare xEvent */
#include <nx-X11/XlibConf.h> /* for configured options like XTHREADS */
@@ -231,10 +232,122 @@ struct _XDisplay
XGenericEventCookie * /* in */,
XGenericEventCookie * /* out*/);
void *cookiejar; /* cookie events returned but not claimed */
+#ifndef LONG64
+ unsigned long last_request_read_upper32bit;
+ unsigned long request_upper32bit;
+#endif
};
#define XAllocIDs(dpy,ids,n) (*(dpy)->idlist_alloc)(dpy,ids,n)
+/*
+ * access "last_request_read" and "request" with 64bit
+ * warning: the value argument of the SET-macros must not
+ * have any side-effects because it may get called twice.
+ */
+#ifndef LONG64
+/* accessors for 32-bit unsigned long */
+
+#define X_DPY_GET_REQUEST(dpy) \
+ ( \
+ ((uint64_t)(((struct _XDisplay*)dpy)->request)) \
+ + (((uint64_t)(((struct _XDisplay*)dpy)->request_upper32bit)) << 32) \
+ )
+
+#define X_DPY_SET_REQUEST(dpy, value) \
+ ( \
+ (((struct _XDisplay*)dpy)->request = \
+ (value) & 0xFFFFFFFFUL), \
+ (((struct _XDisplay*)dpy)->request_upper32bit = \
+ ((uint64_t)(value)) >> 32), \
+ (void)0 /* don't use the result */ \
+ )
+
+#define X_DPY_GET_LAST_REQUEST_READ(dpy) \
+ ( \
+ ((uint64_t)(((struct _XDisplay*)dpy)->last_request_read)) \
+ + ( \
+ ((uint64_t)( \
+ ((struct _XDisplay*)dpy)->last_request_read_upper32bit \
+ )) << 32 \
+ ) \
+ )
+
+#define X_DPY_SET_LAST_REQUEST_READ(dpy, value) \
+ ( \
+ (((struct _XDisplay*)dpy)->last_request_read = \
+ (value) & 0xFFFFFFFFUL), \
+ (((struct _XDisplay*)dpy)->last_request_read_upper32bit = \
+ ((uint64_t)(value)) >> 32), \
+ (void)0 /* don't use the result */ \
+ )
+
+/*
+ * widen a 32-bit sequence number to a 64 sequence number.
+ * This macro makes the following assumptions:
+ * - ulseq refers to a sequence that has already been sent
+ * - ulseq means the most recent possible sequence number
+ * with these lower 32 bits.
+ *
+ * The following optimization is used:
+ * The comparison result is taken a 0 or 1 to avoid a branch.
+ */
+#define X_DPY_WIDEN_UNSIGNED_LONG_SEQ(dpy, ulseq) \
+ ( \
+ ((uint64_t)ulseq) \
+ + \
+ (( \
+ ((uint64_t)(((struct _XDisplay*)dpy)->request_upper32bit)) \
+ - (uint64_t)( \
+ (ulseq) > (((struct _XDisplay*)dpy)->request) \
+ ) \
+ ) << 32) \
+ )
+
+#define X_DPY_REQUEST_INCREMENT(dpy) \
+ ( \
+ ((struct _XDisplay*)dpy)->request++, \
+ ( \
+ (((struct _XDisplay*)dpy)->request == 0) ? ( \
+ ((struct _XDisplay*)dpy)->request_upper32bit++ \
+ ) : 0 \
+ ), \
+ (void)0 /* don't use the result */ \
+ )
+
+
+#define X_DPY_REQUEST_DECREMENT(dpy) \
+ ( \
+ ( \
+ (((struct _XDisplay*)dpy)->request == 0) ? (\
+ ((struct _XDisplay*)dpy)->request--, /* wrap */ \
+ ((struct _XDisplay*)dpy)->request_upper32bit-- \
+ ) : ( \
+ ((struct _XDisplay*)dpy)->request-- \
+ ) \
+ ), \
+ (void)0 /* don't use the result */ \
+ )
+
+#else
+/* accessors for 64-bit unsigned long */
+#define X_DPY_GET_REQUEST(dpy) \
+ (((struct _XDisplay*)dpy)->request)
+#define X_DPY_SET_REQUEST(dpy, value) \
+ ((struct _XDisplay*)dpy)->request = (value)
+
+#define X_DPY_GET_LAST_REQUEST_READ(dpy) \
+ (((struct _XDisplay*)dpy)->last_request_read)
+#define X_DPY_SET_LAST_REQUEST_READ(dpy, value) \
+ ((struct _XDisplay*)dpy)->last_request_read = (value)
+
+#define X_DPY_WIDEN_UNSIGNED_LONG_SEQ(dpy, ulseq) ulseq
+
+#define X_DPY_REQUEST_INCREMENT(dpy) ((struct _XDisplay*)dpy)->request++
+#define X_DPY_REQUEST_DECREMENT(dpy) ((struct _XDisplay*)dpy)->request--
+#endif
+
+
#ifndef _XEVENT_
/*
* _QEvent datatype for use in input queueing.
@@ -484,12 +597,13 @@ extern void *_XGetRequest(Display *dpy, CARD8 type, size_t len);
* GetEmptyReq is for those requests that have no arguments
* at all.
*/
+
#define GetEmptyReq(name, req) \
req = (xReq *) _XGetRequest(dpy, X_##name, SIZEOF(xReq))
/*
* MakeBigReq sets the CARD16 "req->length" to 0 and inserts a new CARD32
- * length, after req->length, before the data in the request. The new length
+ * length, after req->length, before the data in the request. The new length
* includes the "n" extra 32-bit words.
*
* Do not use MakeBigReq if there is no data already in the request.
@@ -524,7 +638,7 @@ extern void *_XGetRequest(Display *dpy, CARD8 type, size_t len);
* or by "badlen" if "n" is too large.
*
* Do not use SetReqLen if "req" does not already have data after the
- * xReq header. req->length must already be >= 2.
+ * xReq header. req->length must already be >= 2.
*/
#ifndef __clang_analyzer__
#define SetReqLen(req,n,badlen) \
@@ -563,7 +677,7 @@ extern void _XFlushGCCache(Display *dpy, GC gc);
dpy->bufptr += ((len) + 3) & ~3;\
} else\
_XSend(dpy, data, len);\
- }
+}
#endif /* DataRoutineIsProcedure */
@@ -701,6 +815,11 @@ typedef struct _XInternalAsync {
XPointer data;
} _XAsyncHandler;
+/*
+ * This struct is part of the ABI and is defined by value
+ * in user-code. This means that we cannot make
+ * the sequence-numbers 64bit.
+ */
typedef struct _XAsyncEState {
unsigned long min_sequence_number;
unsigned long max_sequence_number;
diff --git a/nx-X11/lib/modules/im/ximcp/imCallbk.c b/nx-X11/lib/modules/im/ximcp/imCallbk.c
index 4e091d8ef..ead0806c6 100644
--- a/nx-X11/lib/modules/im/ximcp/imCallbk.c
+++ b/nx-X11/lib/modules/im/ximcp/imCallbk.c
@@ -624,16 +624,16 @@ _XimPreeditCaretCallback(Xim im,
*/
{
CARD8 buf[sz_ximPacketHeader + sz_ximPreeditCaretReply];
- INT16 len = sz_XIMID + sz_XICID + sz_ximPreeditCaretReply;
+ INT16 rlen = sz_XIMID + sz_XICID + sz_ximPreeditCaretReply;
int p;
- _XimSetHeader((XPointer)buf, XIM_PREEDIT_CARET_REPLY, 0, &len);
+ _XimSetHeader((XPointer)buf, XIM_PREEDIT_CARET_REPLY, 0, &rlen);
p = XIM_HEADER_SIZE;
*(CARD16*)&buf[p] = (CARD16)im->private.proto.imid; p += sz_CARD16;
*(CARD16*)&buf[p] = (CARD16)ic->private.proto.icid; p += sz_CARD16;
*(CARD32*)&buf[p] = (CARD32)cbs.position;
- if (!(_XimWriteData(im, len, buf))) {
+ if (!(_XimWriteData(im, rlen, buf))) {
return XimCbError;
}
_XimFlushData(im);
diff --git a/nx-X11/lib/modules/im/ximcp/imDefIc.c b/nx-X11/lib/modules/im/ximcp/imDefIc.c
index 3cf46827a..30c2d0136 100644
--- a/nx-X11/lib/modules/im/ximcp/imDefIc.c
+++ b/nx-X11/lib/modules/im/ximcp/imDefIc.c
@@ -231,10 +231,9 @@ _XimReCreateIC(ic)
_XimRegisterFilter(ic);
MARK_IC_CONNECTED(ic);
- if (save_ic->private.proto.ic_resources)
- Xfree(save_ic->private.proto.ic_resources);
- if (save_ic->private.proto.ic_inner_resources)
- Xfree(save_ic->private.proto.ic_inner_resources);
+
+ Xfree(save_ic->private.proto.ic_resources);
+ Xfree(save_ic->private.proto.ic_inner_resources);
Xfree(save_ic);
return True;
@@ -833,7 +832,7 @@ _XimDestroyICCheck(
&& (imid == im->private.proto.imid)
&& (buf_s[2] & XIM_ICID_VALID)
&& (icid == ic->private.proto.icid))
- ret = False;
+ ret = False;
return ret;
}
@@ -845,22 +844,22 @@ _XimProtoICFree(
Xim im = (Xim)ic->core.im;
#endif
- if (ic->private.proto.preedit_font) {
- Xfree(ic->private.proto.preedit_font);
- ic->private.proto.preedit_font = NULL;
- }
- if (ic->private.proto.status_font) {
- Xfree(ic->private.proto.status_font);
- ic->private.proto.status_font = NULL;
- }
+
+ Xfree(ic->private.proto.preedit_font);
+ ic->private.proto.preedit_font = NULL;
+
+
+ Xfree(ic->private.proto.status_font);
+ ic->private.proto.status_font = NULL;
+
if (ic->private.proto.commit_info) {
_XimFreeCommitInfo(ic);
ic->private.proto.commit_info = NULL;
}
- if (ic->private.proto.ic_inner_resources) {
- Xfree(ic->private.proto.ic_inner_resources);
- ic->private.proto.ic_inner_resources = NULL;
- }
+
+ Xfree(ic->private.proto.ic_inner_resources);
+ ic->private.proto.ic_inner_resources = NULL;
+
#ifdef XIM_CONNECTABLE
if (IS_SERVER_CONNECTED(im) && IS_RECONNECTABLE(im)) {
@@ -868,18 +867,16 @@ _XimProtoICFree(
}
#endif /* XIM_CONNECTABLE */
- if (ic->private.proto.saved_icvalues) {
- Xfree(ic->private.proto.saved_icvalues);
- ic->private.proto.saved_icvalues = NULL;
- }
- if (ic->private.proto.ic_resources) {
- Xfree(ic->private.proto.ic_resources);
- ic->private.proto.ic_resources = NULL;
- }
- if (ic->core.hotkey) {
- Xfree(ic->core.hotkey);
- ic->core.hotkey = NULL;
- }
+ Xfree(ic->private.proto.saved_icvalues);
+ ic->private.proto.saved_icvalues = NULL;
+
+
+ Xfree(ic->private.proto.ic_resources);
+ ic->private.proto.ic_resources = NULL;
+
+
+ Xfree(ic->core.hotkey);
+ ic->core.hotkey = NULL;
return;
}
@@ -927,6 +924,30 @@ _XimProtoDestroyIC(
return;
}
+/*
+ * Some functions require the request queue from the server to be flushed
+ * so that the ordering of client initiated status changes and those requested
+ * by the server is well defined.
+ * _XimSync() would be the function of choice here as it should get a
+ * XIM_SYNC_REPLY back from the server.
+ * This however isn't implemented in the piece of junk that is used by most
+ * input servers as the server side protocol if to XIM.
+ * Since this code is not shipped as a library together with the client side
+ * XIM code but is duplicated by every input server around the world there
+ * is no easy fix to this but this ugly hack below.
+ * Obtaining an IC value from the server sends a request and empties out the
+ * event/server request queue until the answer to this request is found.
+ * Thus it is guaranteed that any pending server side request gets processed.
+ * This is what the hack below is doing.
+ */
+
+static void
+BrokenSyncWithServer(XIC xic)
+{
+ CARD32 dummy;
+ XGetICValues(xic, XNFilterEvents, &dummy, NULL);
+}
+
static void
_XimProtoSetFocus(
XIC xic)
@@ -957,6 +978,7 @@ _XimProtoSetFocus(
}
}
#endif /* XIM_CONNECTABLE */
+ BrokenSyncWithServer(xic);
buf_s[0] = im->private.proto.imid; /* imid */
buf_s[1] = ic->private.proto.icid; /* icid */
@@ -1003,6 +1025,8 @@ _XimProtoUnsetFocus(
}
#endif /* XIM_CONNECTABLE */
+ BrokenSyncWithServer(xic);
+
buf_s[0] = im->private.proto.imid; /* imid */
buf_s[1] = ic->private.proto.icid; /* icid */
diff --git a/nx-X11/lib/modules/im/ximcp/imInsClbk.c b/nx-X11/lib/modules/im/ximcp/imInsClbk.c
index 3ae6b1bd7..214e0a9af 100644
--- a/nx-X11/lib/modules/im/ximcp/imInsClbk.c
+++ b/nx-X11/lib/modules/im/ximcp/imInsClbk.c
@@ -108,7 +108,7 @@ _XimFilterPropertyNotify(
}
lock = True;
- for( ii = 0; ii < nitems; ii++, atoms ) {
+ for( ii = 0; ii < nitems; ii++ ) {
if(XGetSelectionOwner (display, atoms[ii])) {
for( icb = callback_list; icb; icb = icb->next ) {
if( !icb->call && !icb->destroy ) {
diff --git a/nx-X11/lib/modules/im/ximcp/imLcIm.c b/nx-X11/lib/modules/im/ximcp/imLcIm.c
index b3662bc96..41d4fb3fa 100644
--- a/nx-X11/lib/modules/im/ximcp/imLcIm.c
+++ b/nx-X11/lib/modules/im/ximcp/imLcIm.c
@@ -82,8 +82,8 @@ struct _XimCacheStruct {
DTCharIndex mbused;
DTCharIndex wcused;
DTCharIndex utf8used;
- char fname[1];
- /* char encoding[1] */
+ char fname[];
+ /* char encoding[] */
};
static struct _XimCacheStruct* _XimCache_mmap = NULL;
@@ -281,7 +281,7 @@ _XimReadCachedDefaultTree(
assert (m->id == XIM_CACHE_MAGIC);
assert (m->version == XIM_CACHE_VERSION);
if (size != m->size ||
- size < XOffsetOf (struct _XimCacheStruct, fname) + namelen + encodinglen) {
+ size < sizeof (struct _XimCacheStruct) + namelen + encodinglen) {
fprintf (stderr, "Ignoring broken XimCache %s [%s]\n", name, encoding);
munmap (m, size);
return False;
@@ -442,7 +442,7 @@ _XimWriteCachedDefaultTree(
int fd;
FILE *fp;
struct _XimCacheStruct *m;
- int msize = (XOffsetOf(struct _XimCacheStruct, fname)
+ int msize = (sizeof(struct _XimCacheStruct)
+ strlen(name) + strlen(encoding) + 2
+ XIM_CACHE_TREE_ALIGNMENT-1) & -XIM_CACHE_TREE_ALIGNMENT;
DefTreeBase *b = &im->private.local.base;
diff --git a/nx-X11/lib/modules/im/ximcp/imLcLkup.c b/nx-X11/lib/modules/im/ximcp/imLcLkup.c
index 878b8e350..ac9a1705c 100644
--- a/nx-X11/lib/modules/im/ximcp/imLcLkup.c
+++ b/nx-X11/lib/modules/im/ximcp/imLcLkup.c
@@ -61,8 +61,8 @@ _XimLocalMbLookupString(XIC xic, XKeyEvent *ev, char *buffer, int bytes,
||(ic->private.local.brl_committed != 0))) {
if (ic->private.local.brl_committed != 0) { /* Braille Event */
unsigned char pattern = ic->private.local.brl_committed;
- char mb[XLC_PUBLIC(ic->core.im->core.lcd, mb_cur_max)];
- ret = _Xlcwctomb(ic->core.im->core.lcd, mb, BRL_UC_ROW | pattern);
+ char mb2[XLC_PUBLIC(ic->core.im->core.lcd, mb_cur_max)];
+ ret = _Xlcwctomb(ic->core.im->core.lcd, mb2, BRL_UC_ROW | pattern);
if(ret > bytes) {
if(status) *status = XBufferOverflow;
return(ret);
@@ -74,7 +74,7 @@ _XimLocalMbLookupString(XIC xic, XKeyEvent *ev, char *buffer, int bytes,
} else {
if(status) *status = XLookupChars;
}
- memcpy(buffer, mb, ret);
+ memcpy(buffer, mb2, ret);
} else {
if(keysym) {
if(status) *status = XLookupKeySym;
diff --git a/nx-X11/lib/modules/om/generic/omGeneric.c b/nx-X11/lib/modules/om/generic/omGeneric.c
index 68eec01c0..ec612d379 100644
--- a/nx-X11/lib/modules/om/generic/omGeneric.c
+++ b/nx-X11/lib/modules/om/generic/omGeneric.c
@@ -1617,15 +1617,14 @@ free_fontdataOM(
FontData font_data,
int font_data_count)
{
+ if (!font_data)
+ return;
+
for( ; font_data_count-- ; font_data++) {
- if(font_data->name){
Xfree(font_data->name);
font_data->name = NULL;
- }
- if(font_data->scopes){
Xfree(font_data->scopes);
font_data->scopes = NULL;
- }
}
}
@@ -1639,51 +1638,41 @@ close_om(
if ((data = gen->data)) {
for (count = gen->data_num; count-- > 0; data++) {
- if (data->charset_list){
Xfree(data->charset_list);
data->charset_list = NULL;
- }
+
/* free font_data for om */
- if (data->font_data) {
free_fontdataOM(data->font_data,data->font_data_count);
Xfree(data->font_data);
data->font_data = NULL;
- }
+
/* free substitute for om */
- if (data->substitute) {
free_fontdataOM(data->substitute,data->substitute_num);
Xfree(data->substitute);
data->substitute = NULL;
- }
+
/* free vmap for om */
- if (data->vmap) {
free_fontdataOM(data->vmap,data->vmap_num);
Xfree(data->vmap);
data->vmap = NULL;
- }
+
/* free vrotate for om */
- if (data->vrotate) {
Xfree(data->vrotate);
data->vrotate = NULL;
- }
}
Xfree(gen->data);
gen->data = NULL;
}
- if (gen->object_name){
Xfree(gen->object_name);
gen->object_name = NULL;
- }
- if (om->core.res_name){
Xfree(om->core.res_name);
om->core.res_name = NULL;
- }
- if (om->core.res_class){
+
Xfree(om->core.res_class);
om->core.res_class = NULL;
- }
+
if (om->core.required_charset.charset_list &&
om->core.required_charset.charset_count > 0){
XFreeStringList(om->core.required_charset.charset_list);
@@ -1692,10 +1681,9 @@ close_om(
Xfree((char*)om->core.required_charset.charset_list);
om->core.required_charset.charset_list = NULL;
}
- if (om->core.orientation_list.orientation){
+
Xfree(om->core.orientation_list.orientation);
om->core.orientation_list.orientation = NULL;
- }
Xfree(om);
diff --git a/nx-X11/lib/src/DisName.c b/nx-X11/lib/src/DisName.c
index 87a1e2f0e..5a90ab34f 100644
--- a/nx-X11/lib/src/DisName.c
+++ b/nx-X11/lib/src/DisName.c
@@ -60,5 +60,5 @@ XDisplayName(
return( (char *)display );
if ( (d = getenv( "DISPLAY" )) != (char *)NULL )
return( d );
- return( "" );
+ return( (char *) "" );
}
diff --git a/nx-X11/lib/src/FSWrap.c b/nx-X11/lib/src/FSWrap.c
index 015965779..1b244f43c 100644
--- a/nx-X11/lib/src/FSWrap.c
+++ b/nx-X11/lib/src/FSWrap.c
@@ -195,7 +195,7 @@ XCreateFontSet (
if (oc && def_string) {
*def_string = oc->core.default_string;
if (!*def_string)
- *def_string = "";
+ *def_string = (char *)"";
}
if (oc == NULL)
diff --git a/nx-X11/lib/src/FontNames.c b/nx-X11/lib/src/FontNames.c
index 9ffdfd299..ec7d90fa2 100644
--- a/nx-X11/lib/src/FontNames.c
+++ b/nx-X11/lib/src/FontNames.c
@@ -88,24 +88,16 @@ int *actualCount) /* RETURN */
* unpack into null terminated strings.
*/
chstart = ch;
- chend = ch + (rlen + 1);
+ chend = ch + rlen;
length = *(unsigned char *)ch;
*ch = 1; /* make sure it is non-zero for XFreeFontNames */
for (i = 0; i < rep.nFonts; i++) {
if (ch + length < chend) {
flist[i] = ch + 1; /* skip over length */
ch += length + 1; /* find next length ... */
- if (ch <= chend) {
- length = *(unsigned char *)ch;
- *ch = '\0'; /* and replace with null-termination */
- count++;
- } else {
- Xfree(chstart);
- Xfree(flist);
- flist = NULL;
- count = 0;
- break;
- }
+ length = *(unsigned char *)ch;
+ *ch = '\0'; /* and replace with null-termination */
+ count++;
} else {
Xfree(chstart);
Xfree(flist);
diff --git a/nx-X11/lib/src/GetFPath.c b/nx-X11/lib/src/GetFPath.c
index 3d87e4f64..87d257615 100644
--- a/nx-X11/lib/src/GetFPath.c
+++ b/nx-X11/lib/src/GetFPath.c
@@ -69,15 +69,20 @@ char **XGetFontPath(
/*
* unpack into null terminated strings.
*/
- chend = ch + (nbytes + 1);
- length = *ch;
+ chend = ch + nbytes;
+ length = *(unsigned char *)ch;
for (i = 0; i < rep.nPaths; i++) {
if (ch + length < chend) {
flist[i] = ch+1; /* skip over length */
ch += length + 1; /* find next length ... */
- length = *ch;
+ length = *(unsigned char *)ch;
*ch = '\0'; /* and replace with null-termination */
count++;
+ } else if (i == 0) {
+ Xfree(flist);
+ Xfree(ch);
+ flist = NULL;
+ break;
} else
flist[i] = NULL;
}
diff --git a/nx-X11/lib/src/GetImage.c b/nx-X11/lib/src/GetImage.c
index d80f6715f..96d9ce337 100644
--- a/nx-X11/lib/src/GetImage.c
+++ b/nx-X11/lib/src/GetImage.c
@@ -105,14 +105,16 @@ XImage *XGetImage (
planes = 1;
}
- if (!image)
+ if (!image) {
Xfree(data);
- if (planes < 1 || image->height < 1 || image->bytes_per_line < 1 ||
- INT_MAX / image->height <= image->bytes_per_line ||
- INT_MAX / planes <= image->height * image->bytes_per_line ||
- nbytes < planes * image->height * image->bytes_per_line) {
- XDestroyImage(image);
- image = NULL;
+ } else {
+ if (planes < 1 || image->height < 1 || image->bytes_per_line < 1 ||
+ INT_MAX / image->height <= image->bytes_per_line ||
+ INT_MAX / planes <= image->height * image->bytes_per_line ||
+ nbytes < planes * image->height * image->bytes_per_line) {
+ XDestroyImage(image);
+ image = NULL;
+ }
}
UnlockDisplay(dpy);
SyncHandle();
diff --git a/nx-X11/lib/src/LiHosts.c b/nx-X11/lib/src/LiHosts.c
index 29c36ffb5..315e4dbb4 100644
--- a/nx-X11/lib/src/LiHosts.c
+++ b/nx-X11/lib/src/LiHosts.c
@@ -119,11 +119,16 @@ XHostAddress *XListHosts (
_XRead (dpy, (char *) buf, nbytes);
for (i = 0; i < reply.nHosts; i++) {
+ if (bp > buf + nbytes - SIZEOF(xHostEntry))
+ goto fail;
op->family = ((xHostEntry *) bp)->family;
op->length =((xHostEntry *) bp)->length;
if (op->family == FamilyServerInterpreted) {
char *tp = (char *) (bp + SIZEOF(xHostEntry));
- char *vp = memchr(tp, 0, op->length);
+ char *vp;
+ if (tp > (char *) (buf + nbytes - op->length))
+ goto fail;
+ vp = memchr(tp, 0, op->length);
if (vp != NULL) {
sip->type = tp;
@@ -138,6 +143,8 @@ XHostAddress *XListHosts (
sip++;
} else {
op->address = (char *) (bp + SIZEOF(xHostEntry));
+ if (op->address > (char *) (buf + nbytes - op->length))
+ goto fail;
}
bp += SIZEOF(xHostEntry) + (((op->length + 3) >> 2) << 2);
op++;
@@ -149,9 +156,9 @@ XHostAddress *XListHosts (
UnlockDisplay(dpy);
SyncHandle();
return (outbuf);
+fail:
+ *enabled = reply.enabled;
+ *nhosts = 0;
+ Xfree(outbuf);
+ return (NULL);
}
-
-
-
-
-
diff --git a/nx-X11/lib/src/ListExt.c b/nx-X11/lib/src/ListExt.c
index 7fdf9932c..a795041d0 100644
--- a/nx-X11/lib/src/ListExt.c
+++ b/nx-X11/lib/src/ListExt.c
@@ -74,19 +74,20 @@ char **XListExtensions(
/*
* unpack into null terminated strings.
*/
- chend = ch + (rlen + 1);
- length = *ch;
+ chend = ch + rlen;
+ length = *(unsigned char *)ch;
for (i = 0; i < rep.nExtensions; i++) {
if (ch + length < chend) {
list[i] = ch+1; /* skip over length */
ch += length + 1; /* find next length ... */
- if (ch <= chend) {
- length = *ch;
- *ch = '\0'; /* and replace with null-termination */
- count++;
- } else {
- list[i] = NULL;
- }
+ length = *(unsigned char *)ch;
+ *ch = '\0'; /* and replace with null-termination */
+ count++;
+ } else if (i == 0) {
+ Xfree(list);
+ Xfree(ch);
+ list = NULL;
+ break;
} else
list[i] = NULL;
}
diff --git a/nx-X11/lib/src/SetHints.c b/nx-X11/lib/src/SetHints.c
index eed360f46..db5e7527e 100644
--- a/nx-X11/lib/src/SetHints.c
+++ b/nx-X11/lib/src/SetHints.c
@@ -211,7 +211,7 @@ XSetCommand (
int argc)
{
register int i;
- register int nbytes;
+ size_t nbytes;
register char *buf, *bp;
for (i = 0, nbytes = 0; i < argc; i++) {
nbytes += safestrlen(argv[i]) + 1;
@@ -295,7 +295,7 @@ XSetClassHint(
{
char *class_string;
char *s;
- int len_nm, len_cl;
+ size_t len_nm, len_cl;
len_nm = safestrlen(classhint->res_name);
len_cl = safestrlen(classhint->res_class);
diff --git a/nx-X11/lib/src/StColor.c b/nx-X11/lib/src/StColor.c
index d5a217fb0..221fae136 100644
--- a/nx-X11/lib/src/StColor.c
+++ b/nx-X11/lib/src/StColor.c
@@ -50,6 +50,7 @@ XStoreColor(
citem->green = def->green;
citem->blue = def->blue;
citem->flags = def->flags; /* do_red, do_green, do_blue */
+ citem->pad = 0;
UnlockDisplay(dpy);
diff --git a/nx-X11/lib/src/StColors.c b/nx-X11/lib/src/StColors.c
index 17a215cc0..fa1814c8e 100644
--- a/nx-X11/lib/src/StColors.c
+++ b/nx-X11/lib/src/StColors.c
@@ -53,6 +53,7 @@ XStoreColors(
citem.green = defs[i].green;
citem.blue = defs[i].blue;
citem.flags = defs[i].flags;
+ citem.pad = 0;
/* note that xColorItem doesn't contain all 16-bit quantities, so
we can't use Data16 */
diff --git a/nx-X11/lib/src/StrKeysym.c b/nx-X11/lib/src/StrKeysym.c
index 125aceca3..d7a9b7566 100644
--- a/nx-X11/lib/src/StrKeysym.c
+++ b/nx-X11/lib/src/StrKeysym.c
@@ -115,7 +115,7 @@ XStringToKeysym(_Xconst char *s)
{
XrmValue result;
XrmRepresentation from_type;
- char c;
+ char d;
XrmQuark names[2];
names[0] = _XrmInternalStringToQuark(s, p - s - 1, sig, False);
@@ -126,10 +126,10 @@ XStringToKeysym(_Xconst char *s)
val = 0;
for (i = 0; i < result.size - 1; i++)
{
- c = ((char *)result.addr)[i];
- if ('0' <= c && c <= '9') val = (val<<4)+c-'0';
- else if ('a' <= c && c <= 'f') val = (val<<4)+c-'a'+10;
- else if ('A' <= c && c <= 'F') val = (val<<4)+c-'A'+10;
+ d = ((char *)result.addr)[i];
+ if ('0' <= d && d <= '9') val = (val<<4)+d-'0';
+ else if ('a' <= d && d <= 'f') val = (val<<4)+d-'a'+10;
+ else if ('A' <= d && d <= 'F') val = (val<<4)+d-'A'+10;
else return NoSymbol;
}
return val;
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;
}
diff --git a/nx-X11/lib/src/xcms/LRGB.c b/nx-X11/lib/src/xcms/LRGB.c
index 38cc6cfb4..4bfa3cfb1 100644
--- a/nx-X11/lib/src/xcms/LRGB.c
+++ b/nx-X11/lib/src/xcms/LRGB.c
@@ -795,6 +795,9 @@ LINEAR_RGB_InitSCCData(
return(XcmsSuccess);
+FreeBlueTblElements:
+ Xfree(pScreenData->pBlueTbl->pBase);
+
FreeBlueTbl:
Xfree(pScreenData->pBlueTbl);
diff --git a/nx-X11/lib/src/xcms/cmsColNm.c b/nx-X11/lib/src/xcms/cmsColNm.c
index c6f1e0f31..829749112 100644
--- a/nx-X11/lib/src/xcms/cmsColNm.c
+++ b/nx-X11/lib/src/xcms/cmsColNm.c
@@ -314,7 +314,7 @@ field2(
/* Find Field 1 */
while (!isgraph(*pBuf)) {
- if ((*pBuf != '\n') || (*pBuf != '\0')) {
+ if ((*pBuf == '\n') || (*pBuf == '\0')) {
return(XcmsFailure);
}
if (isspace(*pBuf) || (*pBuf == delim)) {
diff --git a/nx-X11/lib/src/xcms/cmsProp.c b/nx-X11/lib/src/xcms/cmsProp.c
index a7aa5b5c5..cb7bd10c6 100644
--- a/nx-X11/lib/src/xcms/cmsProp.c
+++ b/nx-X11/lib/src/xcms/cmsProp.c
@@ -142,6 +142,7 @@ _XcmsGetProperty(
if (xgwp_ret != Success || format_ret == 0 || nitems_ret == 0) {
/* the property does not exist or is of an unexpected type or
getting window property failed */
+ XFree (prop_ret);
return(XcmsFailure);
}
diff --git a/nx-X11/lib/src/xkb/XKBAlloc.c b/nx-X11/lib/src/xkb/XKBAlloc.c
index 9c3430c1a..5621f713a 100644
--- a/nx-X11/lib/src/xkb/XKBAlloc.c
+++ b/nx-X11/lib/src/xkb/XKBAlloc.c
@@ -216,24 +216,22 @@ XkbFreeNames(XkbDescPtr xkb, unsigned which, Bool freeMap)
type = map->types;
for (i = 0; i < map->num_types; i++, type++) {
- if (type->level_names != NULL) {
_XkbFree(type->level_names);
type->level_names = NULL;
- }
}
}
}
- if ((which & XkbKeyNamesMask) && (names->keys != NULL)) {
+ if (which & XkbKeyNamesMask) {
_XkbFree(names->keys);
names->keys = NULL;
names->num_keys = 0;
}
- if ((which & XkbKeyAliasesMask) && (names->key_aliases)) {
+ if (which & XkbKeyAliasesMask) {
_XkbFree(names->key_aliases);
names->key_aliases = NULL;
names->num_key_aliases = 0;
}
- if ((which & XkbRGNamesMask) && (names->radio_groups)) {
+ if (which & XkbRGNamesMask) {
_XkbFree(names->radio_groups);
names->radio_groups = NULL;
names->num_rg = 0;
diff --git a/nx-X11/lib/src/xlibi18n/lcCT.c b/nx-X11/lib/src/xlibi18n/lcCT.c
index 6e3f21e92..a2ff93c8a 100644
--- a/nx-X11/lib/src/xlibi18n/lcCT.c
+++ b/nx-X11/lib/src/xlibi18n/lcCT.c
@@ -1021,19 +1021,19 @@ cstoct(
) {
while (csstr_len > 0 && ct_len > 0) {
unsigned char ch = * (const unsigned char *) csptr;
- int char_size = (ch < 0xc0 ? 1 :
+ int ch_size = (ch < 0xc0 ? 1 :
ch < 0xe0 ? 2 :
ch < 0xf0 ? 3 :
ch < 0xf8 ? 4 :
ch < 0xfc ? 5 :
6);
int i;
- if (!(csstr_len >= char_size && ct_len >= char_size))
+ if (!(csstr_len >= ch_size && ct_len >= ch_size))
break;
- for (i = char_size; i > 0; i--)
+ for (i = ch_size; i > 0; i--)
*ctptr++ = *csptr++;
- csstr_len -= char_size;
- ct_len -= char_size;
+ csstr_len -= ch_size;
+ ct_len -= ch_size;
}
} else {
while (csstr_len > 0 && ct_len > 0) {
diff --git a/nx-X11/lib/src/xlibi18n/lcDB.c b/nx-X11/lib/src/xlibi18n/lcDB.c
index cc14bed72..eb46f8fbd 100644
--- a/nx-X11/lib/src/xlibi18n/lcDB.c
+++ b/nx-X11/lib/src/xlibi18n/lcDB.c
@@ -781,7 +781,7 @@ f_right_brace(
case S_VALUE:
if (! store_to_database(db))
return 0;
- /* fall into next case */
+ /* fall through - to next case */
case S_CATEGORY:
if (parse_info.name[parse_info.nest_depth] != NULL) {
Xfree(parse_info.name[parse_info.nest_depth]);
diff --git a/nx-X11/lib/src/xlibi18n/lcGeneric.c b/nx-X11/lib/src/xlibi18n/lcGeneric.c
index 58ee5d27c..f816fee77 100644
--- a/nx-X11/lib/src/xlibi18n/lcGeneric.c
+++ b/nx-X11/lib/src/xlibi18n/lcGeneric.c
@@ -77,6 +77,7 @@ create(
return lcd;
err:
+ Xfree(lcd->core);
Xfree(lcd);
return (XLCd) NULL;
}
diff --git a/nx-X11/lib/src/xlibi18n/lcPublic.c b/nx-X11/lib/src/xlibi18n/lcPublic.c
index 98a7435fd..f35f17a63 100644
--- a/nx-X11/lib/src/xlibi18n/lcPublic.c
+++ b/nx-X11/lib/src/xlibi18n/lcPublic.c
@@ -97,6 +97,7 @@ create(
return lcd;
err:
+ Xfree(lcd->core);
Xfree(lcd);
return (XLCd) NULL;
}