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- Add some extra safety to defineqav parser to ensure some unsupported actions can't be performed.

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This commit is contained in:
Mitchell Richters 2021-08-23 14:19:33 +10:00
parent 34042f842a
commit e68b793852
1 changed files with 15 additions and 0 deletions
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15
source/core/defparser.cpp
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@ -2098,6 +2098,11 @@ static bool parseDefineQAVInterpolateBlock(FScanner& sc, const int& res_id, cons
sc.GetString();
if (sc.Compare("type"))
{
if (interptype.IsNotEmpty())
{
pos.Message(MSG_ERROR, "defineqav (%d): interpolate (%s): more than one interpolation type defined, unable to continue", res_id, interptype.GetChars());
return false;
}
sc.GetString(interptype);
if (!gi->IsQAVInterpTypeValid(interptype))
{
@ -2138,6 +2143,11 @@ void parseDefineQAV(FScanner& sc, FScriptPosition& pos)
sc.MustGetString();
if (sc.Compare("file"))
{
if (fn.IsNotEmpty())
{
pos.Message(MSG_ERROR, "defineqav (%d): more than one file defined, unable to continue", res_id);
return;
}
sc.GetString(fn);
// Test file's validity.
@ -2156,6 +2166,11 @@ void parseDefineQAV(FScanner& sc, FScriptPosition& pos)
}
else if (sc.Compare("interpolate"))
{
if (interpolate)
{
pos.Message(MSG_ERROR, "defineqav (%d): more than one interpolate block defined, unable to continue", res_id);
return;
}
interpolate = true;
if (!parseDefineQAVInterpolateBlock(sc, res_id, numframes)) return;
}