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dix/property.c: use memcpy where appropriate.

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Signed-off-by: Eamon Walsh <ewalsh@tycho.nsa.gov>
This commit is contained in:
Eamon Walsh
2009-06-30 17:52:42 -04:00
parent 65d74d9314
commit da04e8f135
1 changed files with 6 additions and 11 deletions
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17
dix/property.c
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@@ -255,7 +255,7 @@ dixChangeWindowProperty(ClientPtr pClient, WindowPtr pWin, Atom property,
PropertyPtr pProp;
PropertyRec savedProp;
int sizeInBytes, totalSize, rc;
pointer data;
unsigned char *data;
Mask access_mode;
sizeInBytes = format>>3;
@@ -278,12 +278,11 @@ dixChangeWindowProperty(ClientPtr pClient, WindowPtr pWin, Atom property,
xfree(pProp);
return(BadAlloc);
}
memcpy(data, value, totalSize);
pProp->propertyName = property;
pProp->type = type;
pProp->format = format;
pProp->data = data;
if (len)
memmove((char *)data, (char *)value, totalSize);
pProp->size = len;
pProp->devPrivates = NULL;
rc = XaceHookPropertyAccess(pClient, pWin, &pProp,
@@ -317,9 +316,8 @@ dixChangeWindowProperty(ClientPtr pClient, WindowPtr pWin, Atom property,
data = xalloc(totalSize);
if (!data && len)
return(BadAlloc);
memcpy(data, value, totalSize);
pProp->data = data;
if (len)
memmove((char *)pProp->data, (char *)value, totalSize);
pProp->size = len;
pProp->type = type;
pProp->format = format;
@@ -334,10 +332,8 @@ dixChangeWindowProperty(ClientPtr pClient, WindowPtr pWin, Atom property,
if (!data)
return(BadAlloc);
memcpy(data, pProp->data, pProp->size * sizeInBytes);
memcpy(data + pProp->size * sizeInBytes, value, totalSize);
pProp->data = data;
memmove(&((char *)data)[pProp->size * sizeInBytes],
(char *)value,
totalSize);
pProp->size += len;
}
else if (mode == PropModePrepend)
@@ -345,9 +341,8 @@ dixChangeWindowProperty(ClientPtr pClient, WindowPtr pWin, Atom property,
data = xalloc(sizeInBytes * (len + pProp->size));
if (!data)
return(BadAlloc);
memmove(&((char *)data)[totalSize], (char *)pProp->data,
(int)(pProp->size * sizeInBytes));
memmove((char *)data, (char *)value, totalSize);
memcpy(data + totalSize, pProp->data, pProp->size * sizeInBytes);
memcpy(data, value, totalSize);
pProp->data = data;
pProp->size += len;
}