author | truelight |
Tue, 22 Aug 2006 20:41:26 +0000 | |
changeset 4354 | 10f4ce894eb1 |
parent 4351 | c9799dd53eec |
child 4384 | 7e0d3ed719d9 |
permissions | -rw-r--r-- |
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/* $Id$ */ |
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/** @file order.h |
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*/ |
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#ifndef ORDER_H |
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#define ORDER_H |
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#include "macros.h" |
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#include "pool.h" |
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/* Order types */ |
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typedef enum OrderTypes { |
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OT_NOTHING = 0, |
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OT_GOTO_STATION = 1, |
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OT_GOTO_DEPOT = 2, |
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OT_LOADING = 3, |
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OT_LEAVESTATION = 4, |
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OT_DUMMY = 5, |
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OT_GOTO_WAYPOINT = 6 |
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} OrderType; |
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/* Order flags -- please use OFB instead OF and use HASBIT/SETBIT/CLEARBIT */ |
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/** Order flag masks - these are for direct bit operations */ |
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enum OrderFlagMasks { |
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//Flags for stations: |
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/** vehicle will transfer cargo (i. e. not deliver to nearby industry/town even if accepted there) */ |
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OF_TRANSFER = 0x1, |
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/** If OF_TRANSFER is not set, drop any cargo loaded. If accepted, deliver, otherwise cargo remains at the station. |
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* No new cargo is loaded onto the vehicle whatsoever */ |
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OF_UNLOAD = 0x2, |
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/** Wait for full load of all vehicles, or of at least one cargo type, depending on patch setting |
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* @todo make this two different flags */ |
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OF_FULL_LOAD = 0x4, |
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|
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//Flags for depots: |
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/** The current depot-order was initiated because it was in the vehicle's order list */ |
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OF_PART_OF_ORDERS = 0x2, |
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/** if OF_PART_OF_ORDERS is not set, this will cause the vehicle to be stopped in the depot */ |
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OF_HALT_IN_DEPOT = 0x4, |
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/** if OF_PART_OF_ORDERS is set, this will cause the order only be come active if the vehicle needs servicing */ |
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OF_SERVICE_IF_NEEDED = 0x4, //used when OF_PART_OF_ORDERS is set. |
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|
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//Common flags |
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/** This causes the vehicle not to stop at intermediate OR the destination station (depending on patch settings) |
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* @todo make this two different flags */ |
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OF_NON_STOP = 0x8 |
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}; |
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|
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/** Order flags bits - these are for the *BIT macros |
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* for descrption of flags, see OrderFlagMasks |
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* @see OrderFlagMasks |
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*/ |
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enum { |
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OFB_TRANSFER = 0, |
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OFB_UNLOAD = 1, |
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OFB_FULL_LOAD = 2, |
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OFB_PART_OF_ORDERS = 1, |
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OFB_HALT_IN_DEPOT = 2, |
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OFB_SERVICE_IF_NEEDED = 2, |
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OFB_NON_STOP = 3 |
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}; |
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|
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|
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/* Possible clone options */ |
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enum { |
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CO_SHARE = 0, |
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CO_COPY = 1, |
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CO_UNSHARE = 2 |
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}; |
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|
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|
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/* If you change this, keep in mind that it is saved on 3 places: |
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* - Load_ORDR, all the global orders |
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* - Vehicle -> current_order |
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* - REF_SHEDULE (all REFs are currently limited to 16 bits!!) |
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*/ |
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typedef struct Order { |
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OrderType type; |
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uint8 flags; |
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StationID station; |
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|
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struct Order *next; ///< Pointer to next order. If NULL, end of list |
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|
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uint16 index; ///< Index of the order, is not saved or anything, just for reference |
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} Order; |
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|
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#define MAX_BACKUP_ORDER_COUNT 40 |
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|
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typedef struct { |
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VehicleID clone; |
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OrderID orderindex; |
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Order order[MAX_BACKUP_ORDER_COUNT + 1]; |
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uint16 service_interval; |
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char name[32]; |
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} BackuppedOrders; |
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VARDEF TileIndex _backup_orders_tile; |
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VARDEF BackuppedOrders _backup_orders_data[1]; |
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extern MemoryPool _order_pool; |
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/** |
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* Get the pointer to the order with index 'index' |
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*/ |
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static inline Order *GetOrder(uint index) |
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{ |
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return (Order*)GetItemFromPool(&_order_pool, index); |
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} |
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|
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/** |
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* Get the current size of the OrderPool |
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*/ |
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static inline uint16 GetOrderPoolSize(void) |
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{ |
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return _order_pool.total_items; |
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} |
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|
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static inline OrderID GetOrderArraySize(void) |
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{ |
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/* TODO - This isn't the real content of the function, but |
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* with the new pool-system this will be replaced with one that |
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* _really_ returns the highest index + 1. Now it just returns |
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* the next safe value we are sure about everything is below. |
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*/ |
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return GetOrderPoolSize(); |
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} |
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|
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/** |
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* Check if a Order really exists. |
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*/ |
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static inline bool IsValidOrder(const Order *o) |
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{ |
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return o->type != OT_NOTHING; |
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} |
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|
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#define FOR_ALL_ORDERS_FROM(order, start) for (order = GetOrder(start); order != NULL; order = (order->index + 1 < GetOrderPoolSize()) ? GetOrder(order->index + 1) : NULL) if (IsValidOrder(order)) |
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#define FOR_ALL_ORDERS(order) FOR_ALL_ORDERS_FROM(order, 0) |
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|
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|
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#define FOR_VEHICLE_ORDERS(v, order) for (order = v->orders; order != NULL; order = order->next) |
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143 |
|
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static inline bool HasOrderPoolFree(uint amount) |
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{ |
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const Order *order; |
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|
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/* There is always room if not all blocks in the pool are reserved */ |
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if (_order_pool.current_blocks < _order_pool.max_blocks) |
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return true; |
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151 |
|
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FOR_ALL_ORDERS(order) |
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if (order->type == OT_NOTHING) |
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if (--amount == 0) |
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return true; |
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156 |
|
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return false; |
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158 |
} |
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159 |
|
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static inline bool IsOrderPoolFull(void) |
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{ |
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return !HasOrderPoolFree(1); |
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} |
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|
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/* Pack and unpack routines */ |
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166 |
|
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static inline uint32 PackOrder(const Order *order) |
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{ |
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return order->station << 16 | order->flags << 8 | order->type; |
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} |
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171 |
|
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static inline Order UnpackOrder(uint32 packed) |
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{ |
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Order order; |
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order.type = (OrderType)GB(packed, 0, 8); |
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order.flags = GB(packed, 8, 8); |
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order.station = GB(packed, 16, 16); |
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order.next = NULL; |
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order.index = 0; // avoid compiler warning |
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return order; |
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181 |
} |
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182 |
|
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/* Functions */ |
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void BackupVehicleOrders(const Vehicle *v, BackuppedOrders *order); |
2630 | 185 |
void RestoreVehicleOrders(const Vehicle* v, const BackuppedOrders* order); |
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void RemoveOrderFromAllVehicles(OrderType type, StationID destination); |
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void InvalidateVehicleOrder(const Vehicle *v); |
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bool VehicleHasDepotOrders(const Vehicle *v); |
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void CheckOrders(const Vehicle*); |
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void DeleteVehicleOrders(Vehicle *v); |
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bool IsOrderListShared(const Vehicle *v); |
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void AssignOrder(Order *order, Order data); |
2630 | 193 |
bool CheckForValidOrders(const Vehicle* v); |
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|
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Order UnpackOldOrder(uint16 packed); |
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196 |
|
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197 |
#endif /* ORDER_H */ |