randr: ProcRRListOutputProperties(): use SwapShort()/SwapLong()

Simplify reply payload preparation and sendout by using SwapShort()
and SwapLong() instead of WriteToClientSwapped() and callbacks.

This also allows even further simplifications by using generic macros
for the request send path.

Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
This commit is contained in:
Enrico Weigelt, metux IT consult
2024-07-29 19:52:46 +02:00
parent c6e3490f96
commit 9f2d7390b1

View File

@@ -416,7 +416,6 @@ int
ProcRRListOutputProperties(ClientPtr client)
{
REQUEST(xRRListOutputPropertiesReq);
Atom *pAtoms = NULL;
int numProps = 0;
RROutputPtr output;
RRPropertyPtr prop;
@@ -427,9 +426,6 @@ ProcRRListOutputProperties(ClientPtr client)
for (prop = output->properties; prop; prop = prop->next)
numProps++;
if (numProps)
if (!(pAtoms = xallocarray(numProps, sizeof(Atom))))
return BadAlloc;
xRRListOutputPropertiesReply rep = {
.type = X_Reply,
@@ -442,7 +438,8 @@ ProcRRListOutputProperties(ClientPtr client)
swapl(&rep.length);
swaps(&rep.nAtoms);
}
WriteToClient(client, sizeof(xRRListOutputPropertiesReply), &rep);
Atom pAtoms[numProps];
if (numProps) {
/* Copy property name atoms to reply buffer */
@@ -450,10 +447,12 @@ ProcRRListOutputProperties(ClientPtr client)
for (prop = output->properties; prop; prop = prop->next)
*temppAtoms++ = prop->propertyName;
client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write;
WriteSwappedDataToClient(client, numProps * sizeof(Atom), pAtoms);
free(pAtoms);
if (client->swapped) SwapLongs(pAtoms, numProps);
}
WriteToClient(client, sizeof(xRRListOutputPropertiesReply), &rep);
WriteToClient(client, sizeof(pAtoms), pAtoms);
return Success;
}