inline bool DataWalker::markVisited( HeapObject* ptr, DataFeature& features, PointerSet& visited) const { if (!visited.insert(ptr).second) { features.isCircular = true; return true; } return false; }
Variant f_array_merge_recursive(int _argc, CVarRef array1, CArrRef _argv /* = null_array */) { getCheckedArray(array1); Array ret = Array::Create(); PointerSet seen; php_array_merge_recursive(seen, false, ret, arr_array1); assert(seen.empty()); for (ArrayIter iter(_argv); iter; ++iter) { Variant v = iter.second(); if (!v.isArray()) { throw_bad_array_exception(); return uninit_null(); } CArrRef arr_v = v.asCArrRef(); php_array_merge_recursive(seen, false, ret, arr_v); assert(seen.empty()); } return ret; }
bool ArrayData::hasInternalReference(PointerSet &vars, bool ds /* = false */) const { if (isSharedMap()) return false; for (ArrayIter iter(this); iter; ++iter) { CVarRef var = iter.secondRef(); if (var.isReferenced()) { Variant *pvar = var.getRefData(); if (vars.find(pvar) != vars.end()) { return true; } vars.insert(pvar); } if (var.isObject()) { ObjectData *pobj = var.getObjectData(); if (vars.find(pobj) != vars.end()) { return true; } vars.insert(pobj); if (ds && pobj->o_instanceof("Serializable")) { return true; } if (pobj->hasInternalReference(vars, ds)) { return true; } } else if (var.isArray() && var.getArrayData()->hasInternalReference(vars, ds)) { return true; } } return false; }
bool ArrayData::hasInternalReference(PointerSet &vars) const { if (supportValueRef()) { for (ArrayIter iter(this); iter; ++iter) { CVarRef var = iter.secondRef(); if (var.isReferenced()) { Variant *pvar = var.getVariantData(); if (vars.find(pvar) != vars.end()) { return true; } vars.insert(pvar); } if (var.isObject()) { ObjectData *pobj = var.getObjectData(); if (vars.find(pobj) != vars.end()) { return true; } vars.insert(pobj); if (pobj->o_toArray().get()->hasInternalReference(vars)) { return true; } } else if (var.isArray() && var.getArrayData()->hasInternalReference(vars)) { return true; } } } return false; }
bool ArrayData::hasInternalReference(PointerSet &vars, bool ds /* = false */) const { if (isSharedMap()) return false; for (ArrayIter iter(this); iter; ++iter) { CVarRef var = iter.secondRef(); if (var.isReferenced()) { Variant *pvar = var.getVariantData(); if (vars.find(pvar) != vars.end()) { return true; } vars.insert(pvar); } if (var.isObject()) { ObjectData *pobj = var.getObjectData(); if (vars.find(pobj) != vars.end()) { return true; } vars.insert(pobj); if (pobj->o_instanceof("Serializable")) { if (ds) { // We want to detect Serializable object as well return true; } else { // Serializable object does not have internal reference issue return false; } } if (pobj->o_toArray().get()->hasInternalReference(vars, ds)) { return true; } } else if (var.isArray() && var.getArrayData()->hasInternalReference(vars, ds)) { return true; } } return false; }