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authorfrosch <frosch@openttd.org>2010-04-17 13:31:41 +0000
committerfrosch <frosch@openttd.org>2010-04-17 13:31:41 +0000
commit75d4bc947ddbb92ecf660d9a9858c854d5e34a15 (patch)
treeb218a672a78b894388373d2e700e6ad6ebe75b63 /src
parent184fa43df2e14c73162e641bc9bc83e403f069ed (diff)
downloadopenttd-75d4bc947ddbb92ecf660d9a9858c854d5e34a15.tar.xz
(svn r19654) -Codechange: Use Extract<> in more places.
Diffstat (limited to 'src')
-rw-r--r--src/cmd_helper.h3
-rw-r--r--src/company_cmd.cpp10
-rw-r--r--src/gfx_type.h1
-rw-r--r--src/group_cmd.cpp16
-rw-r--r--src/livery.h1
-rw-r--r--src/newgrf_station.h1
-rw-r--r--src/order_cmd.cpp5
-rw-r--r--src/order_type.h1
-rw-r--r--src/rail.cpp2
-rw-r--r--src/rail_cmd.cpp36
-rw-r--r--src/rail_type.h2
-rw-r--r--src/road_cmd.cpp10
-rw-r--r--src/road_map.h1
-rw-r--r--src/road_type.h3
-rw-r--r--src/signal_type.h3
-rw-r--r--src/station_cmd.cpp10
-rw-r--r--src/town_cmd.cpp5
-rw-r--r--src/town_type.h2
-rw-r--r--src/transport_type.h1
-rw-r--r--src/tunnelbridge_cmd.cpp15
-rw-r--r--src/vehicle_cmd.cpp14
-rw-r--r--src/vehicle_type.h1
-rw-r--r--src/water_cmd.cpp2
-rw-r--r--src/waypoint_cmd.cpp5
24 files changed, 87 insertions, 63 deletions
diff --git a/src/cmd_helper.h b/src/cmd_helper.h
index 1530beedb..0b56fb767 100644
--- a/src/cmd_helper.h
+++ b/src/cmd_helper.h
@@ -20,7 +20,8 @@ template<typename T, uint S, uint N, typename U> static inline T Extract(U v)
assert_tcompile(N == EnumPropsT<T>::num_bits);
assert_tcompile(S + N <= sizeof(U) * 8);
assert_tcompile(EnumPropsT<T>::end <= (1 << N));
- return (T)GB(v, S, N);
+ U masked = GB(v, S, N);
+ return IsInsideMM(masked, EnumPropsT<T>::begin, EnumPropsT<T>::end) ? (T)masked : EnumPropsT<T>::invalid;
}
#endif
diff --git a/src/company_cmd.cpp b/src/company_cmd.cpp
index f738f07e0..93178dd80 100644
--- a/src/company_cmd.cpp
+++ b/src/company_cmd.cpp
@@ -15,6 +15,7 @@
#include "company_gui.h"
#include "town.h"
#include "news_func.h"
+#include "cmd_helper.h"
#include "command_func.h"
#include "network/network.h"
#include "network/network_func.h"
@@ -898,14 +899,11 @@ CommandCost CmdSetCompanyManagerFace(TileIndex tile, DoCommandFlag flags, uint32
*/
CommandCost CmdSetCompanyColour(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
- if (p2 >= 16) return CMD_ERROR; // max 16 colours
-
- Colours colour = (Colours)p2;
-
- LiveryScheme scheme = (LiveryScheme)GB(p1, 0, 8);
+ Colours colour = Extract<Colours, 0, 4>(p2);
+ LiveryScheme scheme = Extract<LiveryScheme, 0, 8>(p1);
byte state = GB(p1, 8, 2);
- if (scheme >= LS_END || state >= 3) return CMD_ERROR;
+ if (scheme >= LS_END || state >= 3 || colour == INVALID_COLOUR) return CMD_ERROR;
Company *c = Company::Get(_current_company);
diff --git a/src/gfx_type.h b/src/gfx_type.h
index 8bb9c3ff4..167488766 100644
--- a/src/gfx_type.h
+++ b/src/gfx_type.h
@@ -196,6 +196,7 @@ enum Colours {
COLOUR_END,
INVALID_COLOUR = 0xFF,
};
+template <> struct EnumPropsT<Colours> : MakeEnumPropsT<Colours, byte, COLOUR_DARK_BLUE, COLOUR_END, INVALID_COLOUR, 4> {};
/** Colour of the strings, see _string_colourmap in table/palettes.h or docs/ottd-colourtext-palette.png */
enum TextColour {
diff --git a/src/group_cmd.cpp b/src/group_cmd.cpp
index a8475a18f..6585d5084 100644
--- a/src/group_cmd.cpp
+++ b/src/group_cmd.cpp
@@ -10,6 +10,7 @@
/** @file group_cmd.cpp Handling of the engine groups */
#include "stdafx.h"
+#include "cmd_helper.h"
#include "command_func.h"
#include "group.h"
#include "train.h"
@@ -82,7 +83,7 @@ void InitializeGroup()
*/
CommandCost CmdCreateGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
- VehicleType vt = (VehicleType)p1;
+ VehicleType vt = Extract<VehicleType, 0, 3>(p1);
if (!IsCompanyBuildableVehicleType(vt)) return CMD_ERROR;
if (!Group::CanAllocateItem()) return CMD_ERROR;
@@ -258,13 +259,12 @@ CommandCost CmdAddVehicleGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, u
*/
CommandCost CmdAddSharedVehicleGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
- VehicleType type = (VehicleType)p2;
- if (!Group::IsValidID(p1) || !IsCompanyBuildableVehicleType(type)) return CMD_ERROR;
+ VehicleType type = Extract<VehicleType, 0, 3>(p2);
+ GroupID id_g = p1;
+ if (!Group::IsValidID(id_g) || !IsCompanyBuildableVehicleType(type)) return CMD_ERROR;
if (flags & DC_EXEC) {
Vehicle *v;
- VehicleType type = (VehicleType)p2;
- GroupID id_g = p1;
/* Find the first front engine which belong to the group id_g
* then add all shared vehicles of this front engine to the group id_g */
@@ -298,13 +298,13 @@ CommandCost CmdAddSharedVehicleGroup(TileIndex tile, DoCommandFlag flags, uint32
*/
CommandCost CmdRemoveAllVehiclesGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
- Group *g = Group::GetIfValid(p1);
- VehicleType type = (VehicleType)p2;
+ GroupID old_g = p1;
+ Group *g = Group::GetIfValid(old_g);
+ VehicleType type = Extract<VehicleType, 0, 3>(p2);
if (g == NULL || g->owner != _current_company || !IsCompanyBuildableVehicleType(type)) return CMD_ERROR;
if (flags & DC_EXEC) {
- GroupID old_g = p1;
Vehicle *v;
/* Find each Vehicle that belongs to the group old_g and add it to the default group */
diff --git a/src/livery.h b/src/livery.h
index 79309d517..d34e4c47e 100644
--- a/src/livery.h
+++ b/src/livery.h
@@ -55,6 +55,7 @@ enum LiveryScheme {
};
DECLARE_POSTFIX_INCREMENT(LiveryScheme)
+template <> struct EnumPropsT<LiveryScheme> : MakeEnumPropsT<LiveryScheme, byte, LS_BEGIN, LS_END, LS_END, 8> {};
/* List of different livery classes, used only by the livery GUI. */
enum LiveryClass {
diff --git a/src/newgrf_station.h b/src/newgrf_station.h
index 0ccf0924f..9d803b7df 100644
--- a/src/newgrf_station.h
+++ b/src/newgrf_station.h
@@ -27,6 +27,7 @@ enum StationClassID {
STAT_CLASS_MAX = 32, ///< Maximum number of classes.
};
typedef SimpleTinyEnumT<StationClassID, byte> StationClassIDByte;
+template <> struct EnumPropsT<StationClassID> : MakeEnumPropsT<StationClassID, byte, STAT_CLASS_BEGIN, STAT_CLASS_MAX, STAT_CLASS_MAX, 8> {};
/** Allow incrementing of StationClassID variables */
DECLARE_POSTFIX_INCREMENT(StationClassID)
diff --git a/src/order_cmd.cpp b/src/order_cmd.cpp
index 7bbcbb86b..5f0fe4149 100644
--- a/src/order_cmd.cpp
+++ b/src/order_cmd.cpp
@@ -11,6 +11,7 @@
#include "stdafx.h"
#include "debug.h"
+#include "cmd_helper.h"
#include "command_func.h"
#include "company_func.h"
#include "news_func.h"
@@ -933,8 +934,8 @@ CommandCost CmdModifyOrder(TileIndex tile, DoCommandFlag flags, uint32 p1, uint3
{
VehicleOrderID sel_ord = GB(p1, 16, 16); // XXX - automatically truncated to 8 bits.
VehicleID veh = GB(p1, 0, 16);
- ModifyOrderFlags mof = (ModifyOrderFlags)GB(p2, 0, 4);
- uint16 data = GB(p2, 4, 11);
+ ModifyOrderFlags mof = Extract<ModifyOrderFlags, 0, 4>(p2);
+ uint16 data = GB(p2, 4, 11);
if (mof >= MOF_END) return CMD_ERROR;
diff --git a/src/order_type.h b/src/order_type.h
index 8c66d2296..757603fcb 100644
--- a/src/order_type.h
+++ b/src/order_type.h
@@ -149,6 +149,7 @@ enum ModifyOrderFlags {
MOF_COND_DESTINATION,///< Change the destination of a conditional order.
MOF_END
};
+template <> struct EnumPropsT<ModifyOrderFlags> : MakeEnumPropsT<ModifyOrderFlags, byte, MOF_NON_STOP, MOF_END, MOF_END, 4> {};
/**
* Depot action to switch to when doing a MOF_DEPOT_ACTION.
diff --git a/src/rail.cpp b/src/rail.cpp
index 663753e9f..21ae80661 100644
--- a/src/rail.cpp
+++ b/src/rail.cpp
@@ -181,7 +181,7 @@ bool HasRailtypeAvail(const CompanyID company, const RailType railtype)
bool ValParamRailtype(const RailType rail)
{
- return HasRailtypeAvail(_current_company, rail);
+ return rail < RAILTYPE_END && HasRailtypeAvail(_current_company, rail);
}
RailType GetBestRailtype(const CompanyID company)
diff --git a/src/rail_cmd.cpp b/src/rail_cmd.cpp
index f90be4125..de9b2543d 100644
--- a/src/rail_cmd.cpp
+++ b/src/rail_cmd.cpp
@@ -358,8 +358,8 @@ static inline bool ValParamTrackOrientation(Track track)
*/
CommandCost CmdBuildSingleRail(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
- RailType railtype = (RailType)p1;
- Track track = (Track)p2;
+ RailType railtype = Extract<RailType, 0, 4>(p1);
+ Track track = Extract<Track, 0, 3>(p2);
CommandCost cost(EXPENSES_CONSTRUCTION);
if (!ValParamRailtype(railtype) || !ValParamTrackOrientation(track)) return CMD_ERROR;
@@ -499,11 +499,11 @@ CommandCost CmdBuildSingleRail(TileIndex tile, DoCommandFlag flags, uint32 p1, u
*/
CommandCost CmdRemoveSingleRail(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
- Track track = (Track)p2;
+ Track track = Extract<Track, 0, 3>(p2);
CommandCost cost(EXPENSES_CONSTRUCTION);
bool crossing = false;
- if (!ValParamTrackOrientation((Track)p2)) return CMD_ERROR;
+ if (!ValParamTrackOrientation(track)) return CMD_ERROR;
TrackBits trackbit = TrackToTrackBits(track);
/* Need to read tile owner now because it may change when the rail is removed
@@ -741,9 +741,9 @@ static CommandCost ValidateAutoDrag(Trackdir *trackdir, TileIndex start, TileInd
static CommandCost CmdRailTrackHelper(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
CommandCost total_cost(EXPENSES_CONSTRUCTION);
- Track track = (Track)GB(p2, 4, 3);
+ Track track = Extract<Track, 4, 3>(p2);
bool remove = HasBit(p2, 7);
- RailType railtype = (RailType)GB(p2, 0, 4);
+ RailType railtype = Extract<RailType, 0, 4>(p2);
if (!ValParamRailtype(railtype) || !ValParamTrackOrientation(track)) return CMD_ERROR;
if (p1 >= MapSize()) return CMD_ERROR;
@@ -833,7 +833,8 @@ CommandCost CmdRemoveRailroadTrack(TileIndex tile, DoCommandFlag flags, uint32 p
CommandCost CmdBuildTrainDepot(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
/* check railtype and valid direction for depot (0 through 3), 4 in total */
- if (!ValParamRailtype((RailType)p1)) return CMD_ERROR;
+ RailType railtype = Extract<RailType, 0, 4>(p1);
+ if (!ValParamRailtype(railtype)) return CMD_ERROR;
Slope tileh = GetTileSlope(tile, NULL);
@@ -865,7 +866,7 @@ CommandCost CmdBuildTrainDepot(TileIndex tile, DoCommandFlag flags, uint32 p1, u
Depot *d = new Depot(tile);
d->town_index = ClosestTownFromTile(tile, UINT_MAX)->index;
- MakeRailDepot(tile, _current_company, d->index, dir, (RailType)p1);
+ MakeRailDepot(tile, _current_company, d->index, dir, railtype);
MarkTileDirtyByTile(tile);
AddSideToSignalBuffer(tile, INVALID_DIAGDIR, _current_company);
@@ -898,16 +899,17 @@ CommandCost CmdBuildTrainDepot(TileIndex tile, DoCommandFlag flags, uint32 p1, u
*/
CommandCost CmdBuildSingleSignal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
- Track track = (Track)GB(p1, 0, 3);
+ Track track = Extract<Track, 0, 3>(p1);
bool ctrl_pressed = HasBit(p1, 3); // was the CTRL button pressed
SignalVariant sigvar = (ctrl_pressed ^ HasBit(p1, 4)) ? SIG_SEMAPHORE : SIG_ELECTRIC; // the signal variant of the new signal
- SignalType sigtype = (SignalType)GB(p1, 5, 3); // the signal type of the new signal
+ SignalType sigtype = Extract<SignalType, 5, 3>(p1); // the signal type of the new signal
bool convert_signal = HasBit(p1, 8); // convert button pressed
- SignalType cycle_start = (SignalType)GB(p1, 9, 3);
- SignalType cycle_stop = (SignalType)GB(p1, 12, 3);
+ SignalType cycle_start = Extract<SignalType, 9, 3>(p1);
+ SignalType cycle_stop = Extract<SignalType, 12, 3>(p1);
uint num_dir_cycle = GB(p1, 15, 2);
if (sigtype > SIGTYPE_LAST) return CMD_ERROR;
+ if (cycle_start > cycle_stop || cycle_stop > SIGTYPE_LAST) return CMD_ERROR;
/* You can only build signals on plain rail tiles, and the selected track must exist */
if (!ValParamTrackOrientation(track) || !IsPlainRailTile(tile) ||
@@ -1127,15 +1129,14 @@ static CommandCost CmdSignalTrackHelper(TileIndex tile, DoCommandFlag flags, uin
CommandCost total_cost(EXPENSES_CONSTRUCTION);
TileIndex start_tile = tile;
- Track track = (Track)GB(p2, 0, 3);
+ Track track = Extract<Track, 0, 3>(p2);
bool mode = HasBit(p2, 3);
bool semaphores = HasBit(p2, 4);
bool remove = HasBit(p2, 5);
bool autofill = HasBit(p2, 6);
- Trackdir trackdir = TrackToTrackdir(track);
byte signal_density = GB(p2, 24, 8);
- if (p1 >= MapSize()) return CMD_ERROR;
+ if (p1 >= MapSize() || !ValParamTrackOrientation(track)) return CMD_ERROR;
TileIndex end_tile = p1;
if (signal_density == 0 || signal_density > 20) return CMD_ERROR;
@@ -1145,6 +1146,7 @@ static CommandCost CmdSignalTrackHelper(TileIndex tile, DoCommandFlag flags, uin
* since the original amount will be too dense (shorter tracks) */
signal_density *= 2;
+ Trackdir trackdir = TrackToTrackdir(track);
CommandCost ret = ValidateAutoDrag(&trackdir, tile, end_tile);
if (ret.Failed()) return ret;
@@ -1271,7 +1273,7 @@ CommandCost CmdBuildSignalTrack(TileIndex tile, DoCommandFlag flags, uint32 p1,
*/
CommandCost CmdRemoveSingleSignal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
- Track track = (Track)GB(p1, 0, 3);
+ Track track = Extract<Track, 0, 3>(p1);
if (!ValParamTrackOrientation(track) ||
!IsPlainRailTile(tile) ||
@@ -1374,7 +1376,7 @@ static Vehicle *UpdateTrainPowerProc(Vehicle *v, void *data)
*/
CommandCost CmdConvertRail(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
- RailType totype = (RailType)p2;
+ RailType totype = Extract<RailType, 0, 4>(p2);
if (!ValParamRailtype(totype)) return CMD_ERROR;
if (p1 >= MapSize()) return CMD_ERROR;
diff --git a/src/rail_type.h b/src/rail_type.h
index 9b0b34e4b..e93fd9f0f 100644
--- a/src/rail_type.h
+++ b/src/rail_type.h
@@ -43,7 +43,7 @@ enum RailType {
/** Allow incrementing of Track variables */
DECLARE_POSTFIX_INCREMENT(RailType)
/** Define basic enum properties */
-template <> struct EnumPropsT<RailType> : MakeEnumPropsT<RailType, byte, RAILTYPE_BEGIN, RAILTYPE_END, INVALID_RAILTYPE> {};
+template <> struct EnumPropsT<RailType> : MakeEnumPropsT<RailType, byte, RAILTYPE_BEGIN, RAILTYPE_END, INVALID_RAILTYPE, 4> {};
typedef TinyEnumT<RailType> RailTypeByte;
/**
diff --git a/src/road_cmd.cpp b/src/road_cmd.cpp
index 8f3832dc6..10b902714 100644
--- a/src/road_cmd.cpp
+++ b/src/road_cmd.cpp
@@ -469,10 +469,10 @@ CommandCost CmdBuildRoad(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32
/* do not allow building 'zero' road bits, code wouldn't handle it */
if (pieces == ROAD_NONE) return CMD_ERROR;
- RoadType rt = (RoadType)GB(p1, 4, 2);
+ RoadType rt = Extract<RoadType, 4, 2>(p1);
if (!IsValidRoadType(rt) || !ValParamRoadType(rt)) return CMD_ERROR;
- DisallowedRoadDirections toggle_drd = (DisallowedRoadDirections)GB(p1, 6, 2);
+ DisallowedRoadDirections toggle_drd = Extract<DisallowedRoadDirections, 6, 2>(p1);
Slope tileh = GetTileSlope(tile, NULL);
@@ -726,7 +726,7 @@ CommandCost CmdBuildLongRoad(TileIndex start_tile, DoCommandFlag flags, uint32 p
if (p1 >= MapSize()) return CMD_ERROR;
TileIndex end_tile = p1;
- RoadType rt = (RoadType)GB(p2, 3, 2);
+ RoadType rt = Extract<RoadType, 3, 2>(p2);
if (!IsValidRoadType(rt) || !ValParamRoadType(rt)) return CMD_ERROR;
Axis axis = Extract<Axis, 2, 1>(p2);
@@ -818,7 +818,7 @@ CommandCost CmdRemoveLongRoad(TileIndex start_tile, DoCommandFlag flags, uint32
if (p1 >= MapSize()) return CMD_ERROR;
TileIndex end_tile = p1;
- RoadType rt = (RoadType)GB(p2, 3, 2);
+ RoadType rt = Extract<RoadType, 3, 2>(p2);
if (!IsValidRoadType(rt)) return CMD_ERROR;
Axis axis = Extract<Axis, 2, 1>(p2);
@@ -887,7 +887,7 @@ CommandCost CmdRemoveLongRoad(TileIndex start_tile, DoCommandFlag flags, uint32
CommandCost CmdBuildRoadDepot(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
DiagDirection dir = Extract<DiagDirection, 0, 2>(p1);
- RoadType rt = (RoadType)GB(p1, 2, 2);
+ RoadType rt = Extract<RoadType, 2, 2>(p1);
if (!IsValidRoadType(rt) || !ValParamRoadType(rt)) return CMD_ERROR;
diff --git a/src/road_map.h b/src/road_map.h
index e5e738cb4..ad5a1de4a 100644
--- a/src/road_map.h
+++ b/src/road_map.h
@@ -168,6 +168,7 @@ enum DisallowedRoadDirections {
DRD_END
};
DECLARE_ENUM_AS_BIT_SET(DisallowedRoadDirections)
+template <> struct EnumPropsT<DisallowedRoadDirections> : MakeEnumPropsT<DisallowedRoadDirections, byte, DRD_NONE, DRD_END, DRD_END, 2> {};
/**
* Gets the disallowed directions
diff --git a/src/road_type.h b/src/road_type.h
index be16c2315..7a3a2f9ae 100644
--- a/src/road_type.h
+++ b/src/road_type.h
@@ -27,7 +27,7 @@ enum RoadType {
INVALID_ROADTYPE = 0xFF ///< flag for invalid roadtype
};
DECLARE_POSTFIX_INCREMENT(RoadType)
-template <> struct EnumPropsT<RoadType> : MakeEnumPropsT<RoadType, byte, ROADTYPE_BEGIN, ROADTYPE_END, INVALID_ROADTYPE> {};
+template <> struct EnumPropsT<RoadType> : MakeEnumPropsT<RoadType, byte, ROADTYPE_BEGIN, ROADTYPE_END, INVALID_ROADTYPE, 2> {};
/**
* The different roadtypes we support, but then a bitmask of them
@@ -42,6 +42,7 @@ enum RoadTypes {
INVALID_ROADTYPES = 0xFF ///< Invalid roadtypes
};
DECLARE_ENUM_AS_BIT_SET(RoadTypes)
+template <> struct EnumPropsT<RoadTypes> : MakeEnumPropsT<RoadTypes, byte, ROADTYPES_NONE, ROADTYPES_END, INVALID_ROADTYPES, 2> {};
typedef SimpleTinyEnumT<RoadTypes, byte> RoadTypesByte;
diff --git a/src/signal_type.h b/src/signal_type.h
index 8c9c4bcfc..5a8d564d2 100644
--- a/src/signal_type.h
+++ b/src/signal_type.h
@@ -27,9 +27,12 @@ enum SignalType {
SIGTYPE_COMBO = 3, ///< presignal inter-block
SIGTYPE_PBS = 4, ///< normal pbs signal
SIGTYPE_PBS_ONEWAY = 5, ///< no-entry signal
+
+ SIGTYPE_END,
SIGTYPE_LAST = SIGTYPE_PBS_ONEWAY,
SIGTYPE_LAST_NOPBS = SIGTYPE_COMBO
};
+template <> struct EnumPropsT<SignalType> : MakeEnumPropsT<SignalType, byte, SIGTYPE_NORMAL, SIGTYPE_END, SIGTYPE_END, 3> {};
#endif /* SIGNAL_TYPE_H */
diff --git a/src/station_cmd.cpp b/src/station_cmd.cpp
index 060b66bf6..13d16f962 100644
--- a/src/station_cmd.cpp
+++ b/src/station_cmd.cpp
@@ -1095,13 +1095,13 @@ CommandCost FindJoiningWaypoint(StationID existing_waypoint, StationID waypoint_
CommandCost CmdBuildRailStation(TileIndex tile_org, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
/* Unpack parameters */
- RailType rt = (RailType)GB(p1, 0, 4);
+ RailType rt = Extract<RailType, 0, 4>(p1);
Axis axis = Extract<Axis, 4, 1>(p1);
byte numtracks = GB(p1, 8, 8);
byte plat_len = GB(p1, 16, 8);
bool adjacent = HasBit(p1, 24);
- StationClassID spec_class = (StationClassID)GB(p2, 0, 8);
+ StationClassID spec_class = Extract<StationClassID, 0, 8>(p2);
byte spec_index = GB(p2, 8, 8);
StationID station_to_join = GB(p2, 16, 16);
@@ -1112,7 +1112,7 @@ CommandCost CmdBuildRailStation(TileIndex tile_org, DoCommandFlag flags, uint32
if (!ValParamRailtype(rt)) return CMD_ERROR;
/* Check if the given station class is valid */
- if ((uint)spec_class >= GetNumStationClasses()) return CMD_ERROR;
+ if ((uint)spec_class >= GetNumStationClasses() || spec_class == STAT_CLASS_WAYP) return CMD_ERROR;
if (spec_index >= GetNumCustomStations(spec_class)) return CMD_ERROR;
if (plat_len == 0 || numtracks == 0) return CMD_ERROR;
@@ -1675,7 +1675,7 @@ CommandCost CmdBuildRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uin
{
bool type = HasBit(p2, 0);
bool is_drive_through = HasBit(p2, 1);
- RoadTypes rts = (RoadTypes)GB(p2, 2, 2);
+ RoadTypes rts = Extract<RoadTypes, 2, 2>(p2);
StationID station_to_join = GB(p2, 16, 16);
bool reuse = (station_to_join != NEW_STATION);
if (!reuse) station_to_join = INVALID_STATION;
@@ -1702,7 +1702,7 @@ CommandCost CmdBuildRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uin
/* Trams only have drive through stops */
if (!is_drive_through && HasBit(rts, ROADTYPE_TRAM)) return CMD_ERROR;
- DiagDirection ddir = (DiagDirection)GB(p2, 6, 2);
+ DiagDirection ddir = Extract<DiagDirection, 6, 2>(p2);
/* Safeguard the parameters. */
if (!IsValidDiagDirection(ddir)) return CMD_ERROR;
diff --git a/src/town_cmd.cpp b/src/town_cmd.cpp
index c4f10b072..a77203014 100644
--- a/src/town_cmd.cpp
+++ b/src/town_cmd.cpp
@@ -14,6 +14,7 @@
#include "road_cmd.h"
#include "landscape.h"
#include "viewport_func.h"
+#include "cmd_helper.h"
#include "command_func.h"
#include "industry.h"
#include "station_base.h"
@@ -1518,9 +1519,9 @@ static bool IsUniqueTownName(const char *name)
*/
CommandCost CmdFoundTown(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
- TownSize size = (TownSize)GB(p1, 0, 2);
+ TownSize size = Extract<TownSize, 0, 2>(p1);
bool city = HasBit(p1, 2);
- TownLayout layout = (TownLayout)GB(p1, 3, 3);
+ TownLayout layout = Extract<TownLayout, 3, 3>(p1);
TownNameParams par(_settings_game.game_creation.town_name);
bool random = HasBit(p1, 6);
uint32 townnameparts = p2;
diff --git a/src/town_type.h b/src/town_type.h
index 320653011..93dcc1a3a 100644
--- a/src/town_type.h
+++ b/src/town_type.h
@@ -26,6 +26,7 @@ enum TownSize {
TSZ_END, ///< Number of available town sizes.
};
+template <> struct EnumPropsT<TownSize> : MakeEnumPropsT<TownSize, byte, TSZ_SMALL, TSZ_END, TSZ_END, 2> {};
enum {
/* These refer to the maximums, so Appalling is -1000 to -400
@@ -89,6 +90,7 @@ enum TownLayout {
NUM_TLS, ///< Number of town layouts
};
+template <> struct EnumPropsT<TownLayout> : MakeEnumPropsT<TownLayout, byte, TL_BEGIN, NUM_TLS, NUM_TLS, 3> {};
/** It needs to be 8bits, because we save and load it as such */
typedef SimpleTinyEnumT<TownLayout, byte> TownLayoutByte; // typedefing-enumification of TownLayout
diff --git a/src/transport_type.h b/src/transport_type.h
index 71b452b5f..65af9c75b 100644
--- a/src/transport_type.h
+++ b/src/transport_type.h
@@ -30,5 +30,6 @@ enum TransportType {
TRANSPORT_END,
INVALID_TRANSPORT = 0xff,
};
+template <> struct EnumPropsT<TransportType> : MakeEnumPropsT<TransportType, byte, TRANSPORT_BEGIN, TRANSPORT_END, INVALID_TRANSPORT, 2> {};
#endif /* TRANSPORT_TYPE_H */
diff --git a/src/tunnelbridge_cmd.cpp b/src/tunnelbridge_cmd.cpp
index aaa8b7e7f..4e1d763fd 100644
--- a/src/tunnelbridge_cmd.cpp
+++ b/src/tunnelbridge_cmd.cpp
@@ -17,6 +17,7 @@
#include "landscape.h"
#include "unmovable_map.h"
#include "viewport_func.h"
+#include "cmd_helper.h"
#include "command_func.h"
#include "town.h"
#include "variables.h"
@@ -194,7 +195,7 @@ CommandCost CheckBridgeAvailability(BridgeType bridge_type, uint bridge_len, DoC
* @param p1 packed start tile coords (~ dx)
* @param p2 various bitstuffed elements
* - p2 = (bit 0- 7) - bridge type (hi bh)
- * - p2 = (bit 8-14) - rail type or road types.
+ * - p2 = (bit 8-11) - rail type or road types.
* - p2 = (bit 15-16) - transport type.
* @param text unused
* @return the cost of this operation or an error
@@ -209,17 +210,17 @@ CommandCost CmdBuildBridge(TileIndex end_tile, DoCommandFlag flags, uint32 p1, u
if (p1 >= MapSize()) return CMD_ERROR;
- TransportType transport_type = (TransportType)GB(p2, 15, 2);
+ TransportType transport_type = Extract<TransportType, 15, 2>(p2);
/* type of bridge */
switch (transport_type) {
case TRANSPORT_ROAD:
- roadtypes = (RoadTypes)GB(p2, 8, 2);
+ roadtypes = Extract<RoadTypes, 8, 2>(p2);
if (!HasExactlyOneBit(roadtypes) || !HasRoadTypesAvail(_current_company, roadtypes)) return CMD_ERROR;
break;
case TRANSPORT_RAIL:
- railtype = (RailType)GB(p2, 8, 7);
+ railtype = Extract<RailType, 8, 4>(p2);
if (!ValParamRailtype(railtype)) return CMD_ERROR;
break;
@@ -490,19 +491,19 @@ CommandCost CmdBuildBridge(TileIndex end_tile, DoCommandFlag flags, uint32 p1, u
*/
CommandCost CmdBuildTunnel(TileIndex start_tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
- TransportType transport_type = (TransportType)GB(p1, 8, 2);
+ TransportType transport_type = Extract<TransportType, 8, 2>(p1);
RailType railtype = INVALID_RAILTYPE;
RoadTypes rts = ROADTYPES_NONE;
_build_tunnel_endtile = 0;
switch (transport_type) {
case TRANSPORT_RAIL:
- railtype = (RailType)GB(p1, 0, 4);
+ railtype = Extract<RailType, 0, 4>(p1);
if (!ValParamRailtype(railtype)) return CMD_ERROR;
break;
case TRANSPORT_ROAD:
- rts = (RoadTypes)GB(p1, 0, 2);
+ rts = Extract<RoadTypes, 0, 2>(p1);
if (!HasExactlyOneBit(rts) || !HasRoadTypesAvail(_current_company, rts)) return CMD_ERROR;
break;
diff --git a/src/vehicle_cmd.cpp b/src/vehicle_cmd.cpp
index 892d05c52..1d3963162 100644
--- a/src/vehicle_cmd.cpp
+++ b/src/vehicle_cmd.cpp
@@ -13,6 +13,7 @@
#include "roadveh.h"
#include "news_func.h"
#include "airport.h"
+#include "cmd_helper.h"
#include "command_func.h"
#include "company_func.h"
#include "vehicle_gui.h"
@@ -126,17 +127,19 @@ CommandCost CmdStartStopVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1,
* - bit 0-4 Vehicle type
* - bit 5 false = start vehicles, true = stop vehicles
* - bit 6 if set, then it's a vehicle list window, not a depot and Tile is ignored in this case
- * - bit 8-11 Vehicle List Window type (ignored unless bit 1 is set)
+ * - bit 8-11 Vehicle List Window type (ignored unless bit 6 is set)
* @param text unused
* @return the cost of this operation or an error
*/
CommandCost CmdMassStartStopVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
VehicleList list;
- VehicleType vehicle_type = (VehicleType)GB(p2, 0, 5);
+ VehicleType vehicle_type = Extract<VehicleType, 0, 3>(p2);
bool start_stop = HasBit(p2, 5);
bool vehicle_list_window = HasBit(p2, 6);
+ if (!IsCompanyBuildableVehicleType(vehicle_type)) return CMD_ERROR;
+
if (vehicle_list_window) {
uint32 id = p1;
uint16 window_type = p2 & VLW_MASK;
@@ -180,9 +183,11 @@ CommandCost CmdDepotSellAllVehicles(TileIndex tile, DoCommandFlag flags, uint32
VehicleList list;
CommandCost cost(EXPENSES_NEW_VEHICLES);
- VehicleType vehicle_type = (VehicleType)GB(p1, 0, 8);
+ VehicleType vehicle_type = Extract<VehicleType, 0, 3>(p1);
uint sell_command = GetCmdSellVeh(vehicle_type);
+ if (!IsCompanyBuildableVehicleType(vehicle_type)) return CMD_ERROR;
+
/* Get the list of vehicles in the depot */
BuildDepotVehicleList(vehicle_type, tile, &list, &list);
@@ -214,8 +219,9 @@ CommandCost CmdDepotMassAutoReplace(TileIndex tile, DoCommandFlag flags, uint32
{
VehicleList list;
CommandCost cost = CommandCost(EXPENSES_NEW_VEHICLES);
- VehicleType vehicle_type = (VehicleType)GB(p1, 0, 8);
+ VehicleType vehicle_type = Extract<VehicleType, 0, 3>(p1);
+ if (!IsCompanyBuildableVehicleType(vehicle_type)) return CMD_ERROR;
if (!IsDepotTile(tile) || !IsTileOwner(tile, _current_company)) return CMD_ERROR;
/* Get the list of vehicles in the depot */
diff --git a/src/vehicle_type.h b/src/vehicle_type.h
index 900d54f99..9ebe5ed69 100644
--- a/src/vehicle_type.h
+++ b/src/vehicle_type.h
@@ -28,6 +28,7 @@ enum VehicleType {
VEH_INVALID = 0xFF, ///< Non-existing type of vehicle.
};
DECLARE_POSTFIX_INCREMENT(VehicleType)
+template <> struct EnumPropsT<VehicleType> : MakeEnumPropsT<VehicleType, byte, VEH_TRAIN, VEH_END, VEH_INVALID, 3> {};
/** It needs to be 8bits, because we save and load it as such */
typedef SimpleTinyEnumT<VehicleType, byte> VehicleTypeByte;
diff --git a/src/water_cmd.cpp b/src/water_cmd.cpp
index 4b80d0cd4..805f46d29 100644
--- a/src/water_cmd.cpp
+++ b/src/water_cmd.cpp
@@ -291,7 +291,7 @@ CommandCost CmdBuildLock(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32
*/
CommandCost CmdBuildCanal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
- if (p1 >= MapSize()) return CMD_ERROR;
+ if (p1 >= MapSize() || p2 > 2) return CMD_ERROR;
/* Outside of the editor you can only build canals, not oceans */
if (p2 != 0 && _game_mode != GM_EDITOR) return CMD_ERROR;
diff --git a/src/waypoint_cmd.cpp b/src/waypoint_cmd.cpp
index 8771f27aa..5e8ce29bd 100644
--- a/src/waypoint_cmd.cpp
+++ b/src/waypoint_cmd.cpp
@@ -11,6 +11,7 @@
#include "stdafx.h"
+#include "cmd_helper.h"
#include "command_func.h"
#include "landscape.h"
#include "bridge_map.h"
@@ -215,12 +216,12 @@ extern CommandCost CanExpandRailStation(const BaseStation *st, TileArea &new_ta,
CommandCost CmdBuildRailWaypoint(TileIndex start_tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
/* Unpack parameters */
- Axis axis = (Axis)GB(p1, 4, 1);
+ Axis axis = Extract<Axis, 4, 1>(p1);
byte width = GB(p1, 8, 8);
byte height = GB(p1, 16, 8);
bool adjacent = HasBit(p1, 24);
- StationClassID spec_class = (StationClassID)GB(p2, 0, 8);
+ StationClassID spec_class = Extract<StationClassID, 0, 8>(p2);
byte spec_index = GB(p2, 8, 8);
StationID station_to_join = GB(p2, 16, 16);