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Fixing issue with vscript restore having issues with cached weak references

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This commit is contained in:
James Mitchell 2020-05-31 12:06:43 +10:00
parent 4966b79f84
commit 30032b70c9
1 changed files with 23 additions and 2 deletions
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25
sp/src/vscript/vscript_squirrel.cpp
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@ -52,9 +52,19 @@ struct WriteStateMap
struct ReadStateMap
{
CUtlMap<int, HSQOBJECT> cache;
ReadStateMap() : cache(DefLessFunc(int))
HSQUIRRELVM vm_;
ReadStateMap(HSQUIRRELVM vm) : cache(DefLessFunc(int)), vm_(vm)
{}
~ReadStateMap()
{
FOR_EACH_MAP_FAST(cache, i)
{
HSQOBJECT& obj = cache[i];
sq_release(vm_, &obj);
}
}
bool CheckCache(CUtlBuffer* pBuffer, HSQOBJECT** obj)
{
int marker = pBuffer->GetInt();
@ -2415,6 +2425,7 @@ void SquirrelVM::ReadObject(CUtlBuffer* pBuffer, ReadStateMap& readState)
int count = pBuffer->GetInt();
sq_newtableex(vm_, count);
sq_getstackobj(vm_, -1, obj);
sq_addref(vm_, obj);
sq_push(vm_, -2);
sq_setdelegate(vm_, -2);
@ -2442,6 +2453,7 @@ void SquirrelVM::ReadObject(CUtlBuffer* pBuffer, ReadStateMap& readState)
int count = pBuffer->GetInt();
sq_newarray(vm_, count);
sq_getstackobj(vm_, -1, obj);
sq_addref(vm_, obj);
for (int i = 0; i < count; ++i)
{
@ -2469,6 +2481,7 @@ void SquirrelVM::ReadObject(CUtlBuffer* pBuffer, ReadStateMap& readState)
break;
}
sq_getstackobj(vm_, -1, obj);
sq_addref(vm_, obj);
}
else
{
@ -2492,6 +2505,7 @@ void SquirrelVM::ReadObject(CUtlBuffer* pBuffer, ReadStateMap& readState)
}
*obj = ret;
sq_addref(vm_, obj);
sq_pushobject(vm_, *obj);
}
@ -2553,6 +2567,7 @@ void SquirrelVM::ReadObject(CUtlBuffer* pBuffer, ReadStateMap& readState)
}
sq_remove(vm_, -2);
sq_getstackobj(vm_, -1, obj);
sq_addref(vm_, obj);
}
else if (classType == ScriptClassType)
{
@ -2565,6 +2580,7 @@ void SquirrelVM::ReadObject(CUtlBuffer* pBuffer, ReadStateMap& readState)
sq_newclass(vm_, hasBase);
sq_getstackobj(vm_, -1, obj);
sq_addref(vm_, obj);
sq_pushnull(vm_);
ReadObject(pBuffer, readState);
@ -2623,6 +2639,7 @@ void SquirrelVM::ReadObject(CUtlBuffer* pBuffer, ReadStateMap& readState)
{
foundSingleton = true;
*obj = singleton;
sq_addref(vm_, obj);
sq_pop(vm_, 2);
break;
}
@ -2642,6 +2659,7 @@ void SquirrelVM::ReadObject(CUtlBuffer* pBuffer, ReadStateMap& readState)
sq_createinstance(vm_, -1);
sq_getstackobj(vm_, -1, obj);
sq_addref(vm_, obj);
sq_remove(vm_, -2);
@ -2731,6 +2749,7 @@ void SquirrelVM::ReadObject(CUtlBuffer* pBuffer, ReadStateMap& readState)
vm_->Push(ret);
sq_getstackobj(vm_, -1, obj);
sq_addref(vm_, obj);
}
case OT_OUTER: //internal usage only
{
@ -2751,6 +2770,7 @@ void SquirrelVM::ReadObject(CUtlBuffer* pBuffer, ReadStateMap& readState)
sq_poptop(vm_);
vm_->Push(outer);
sq_getstackobj(vm_, -1, obj);
sq_addref(vm_, obj);
break;
}
@ -2768,13 +2788,14 @@ void SquirrelVM::ReadState(CUtlBuffer* pBuffer)
{
SquirrelSafeCheck safeCheck(vm_);
ReadStateMap readState;
ReadStateMap readState(vm_);
sq_pushroottable(vm_);
HSQOBJECT* obj = nullptr;
readState.CheckCache(pBuffer, &obj);
sq_getstackobj(vm_, -1, obj);
sq_addref(vm_, obj);
int count = pBuffer->GetInt();