index 7aeef80aeb1d3e9069814a1c883fd64094fe3286..1419f264faf6876b54adfe1d0b3f4dfa076bf713 100644 (file)
--- a/src/shared/wadreader.pas
+++ b/src/shared/wadreader.pas
-{$MODE DELPHI}
+(* Copyright (C) Doom 2D: Forever Developers
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 3 of the License ONLY.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *)
+{$INCLUDE a_modes.inc}
unit wadreader;
-{$DEFINE SFS_DWFAD_DEBUG}
+{$DEFINE SFS_DFWAD_DEBUG}
{$DEFINE SFS_MAPDETECT_FX}
interface
uses
- sfs, xstreams;
+ Classes,
+ {$IFDEF USE_MEMPOOL}mempool,{$ENDIF}
+ sfs, xstreams, utils;
type
- SArray = array of ShortString;
-
- TWADFile = class(TObject)
+ TWADFile = class{$IFDEF USE_MEMPOOL}(TPoolObject){$ENDIF}
private
fFileName: AnsiString; // empty: not opened
fIter: TSFSFileList;
function getIsOpen (): Boolean;
function isMapResource (idx: Integer): Boolean;
- function GetResourceEx (name: AnsiString; wantMap: Boolean; var pData: Pointer; var Len: Integer): Boolean;
+ function GetResourceEx (name: AnsiString; wantMap: Boolean; var pData: Pointer; var Len: Integer; logError: Boolean=true): Boolean;
public
- constructor Create();
- destructor Destroy(); override;
+ constructor Create ();
+ destructor Destroy (); override;
- procedure FreeWAD();
+ procedure FreeWAD ();
function ReadFile (FileName: AnsiString): Boolean;
function ReadMemory (Data: Pointer; Len: LongWord): Boolean;
- function GetResource (name: AnsiString; var pData: Pointer; var Len: Integer): Boolean;
- function GetMapResource (name: AnsiString; var pData: Pointer; var Len: Integer): Boolean;
- function GetMapResources (): SArray;
+ function GetResource (name: AnsiString; var pData: Pointer; var Len: Integer; logError: Boolean=true): Boolean;
+ function GetMapResource (name: AnsiString; var pData: Pointer; var Len: Integer; logError: Boolean=true): Boolean;
+ function GetMapResources (): SSArray;
+
+ // returns `nil` if file wasn't found
+ function openFileStream (name: AnsiString): TStream;
property isOpen: Boolean read getIsOpen;
end;
-
+// g_ExtractWadName C:\svr\shit.wad:\MAPS\MAP01 -> C:/svr/shit.wad
function g_ExtractWadName (resourceStr: AnsiString): AnsiString;
+
+// g_ExtractWadNameNoPath C:\svr\shit.wad:\MAPS\MAP01 -> shit.wad
function g_ExtractWadNameNoPath (resourceStr: AnsiString): AnsiString;
+
+// g_ExtractFilePath C:\svr\shit.wad:\MAPS\MAP01 -> :/MAPS
function g_ExtractFilePath (resourceStr: AnsiString): AnsiString;
+
+// g_ExtractFileName C:\svr\shit.wad:\MAPS\MAP01 -> MAP01
function g_ExtractFileName (resourceStr: AnsiString): AnsiString; // without path
-function g_ExtractFilePathName (resourceStr: AnsiString): AnsiString;
-// return fixed AnsiString or empty AnsiString
-function findDiskWad (fname: AnsiString): AnsiString;
+// g_ExtractFilePathName C:\svr\shit.wad:\MAPS\MAP01 -> MAPS/MAP01
+function g_ExtractFilePathName (resourceStr: AnsiString): AnsiString;
var
implementation
uses
- SysUtils, Classes{, BinEditor}, e_log{, g_options}, utils, MAPSTRUCT;
-
-
-function findDiskWad (fname: AnsiString): AnsiString;
-begin
- result := '';
- if not findFileCI(fname) then
- begin
- //e_WriteLog(Format('findDiskWad: error looking for [%s]', [fname]), MSG_NOTIFY);
- if StrEquCI1251(ExtractFileExt(fname), '.wad') then
- begin
- fname := ChangeFileExt(fname, '.pk3');
- //e_WriteLog(Format(' looking for [%s]', [fname]), MSG_NOTIFY);
- if not findFileCI(fname) then
- begin
- fname := ChangeFileExt(fname, '.zip');
- //e_WriteLog(Format(' looking for [%s]', [fname]), MSG_NOTIFY);
- if not findFileCI(fname) then exit;
- end;
- end
- else
- begin
- exit;
- end;
- end;
- //e_WriteLog(Format('findDiskWad: FOUND [%s]', [fname]), MSG_NOTIFY);
- result := fname;
-end;
+ SysUtils, e_log, MAPDEF, xdynrec;
function normSlashes (s: AnsiString): AnsiString;
fFileName := '';
end;
+
+//FIXME: detect text maps properly here
function TWADFile.isMapResource (idx: Integer): Boolean;
var
- sign: packed array [0..2] of Char;
- fs: TStream;
+ //sign: packed array [0..2] of Char;
+ fs: TStream = nil;
begin
result := false;
if not isOpen or (fIter = nil) then exit;
if (idx < 0) or (idx >= fIter.Count) then exit;
- fs := nil;
try
fs := fIter.volume.OpenFileByIndex(idx);
+ result := TDynMapDef.canBeMap(fs);
+ (*
fs.readBuffer(sign, 3);
result := (sign = MAP_SIGNATURE);
+ if not result then result := (sign[0] = 'm') and (sign[1] = 'a') and (sign[2] = 'p');
+ *)
except
- if fs <> nil then fs.Free();
+ fs.Free();
+ result := false; // just in case
exit;
end;
fs.Free();
end;
+
+// returns `nil` if file wasn't found
+function TWADFile.openFileStream (name: AnsiString): TStream;
+var
+ f: Integer;
+ fi: TSFSFileInfo;
+begin
+ result := nil;
+ // backwards, due to possible similar names and such
+ for f := fIter.Count-1 downto 0 do
+ begin
+ fi := fIter.Files[f];
+ if fi = nil then continue;
+ if StrEquCI1251(fi.name, name) then
+ begin
+ try
+ result := fIter.volume.OpenFileByIndex(f);
+ except
+ result := nil;
+ end;
+ if (result <> nil) then exit;
+ end;
+ end;
+end;
+
+
function removeExt (s: AnsiString): AnsiString;
var
i: Integer;
result := s;
end;
-function TWADFile.GetResourceEx (name: AnsiString; wantMap: Boolean; var pData: Pointer; var Len: Integer): Boolean;
+
+function TWADFile.GetResourceEx (name: AnsiString; wantMap: Boolean; var pData: Pointer; var Len: Integer; logError: Boolean=true): Boolean;
var
f, lastSlash: Integer;
fi: TSFSFileInfo;
fs: TStream;
fpp: Pointer;
rpath, rname: AnsiString;
- sign: array [0..2] of Char;
+ //sign: packed array [0..2] of Char;
goodMap: Boolean;
+ {$IFNDEF SFS_MAPDETECT_FX}
+ wst: TSFSMemoryChunkStream;
+ {$ENDIF}
begin
Result := False;
if not isOpen or (fIter = nil) then Exit;
if fs = nil then
begin
if wantMap then continue;
- e_WriteLog(Format('DFWAD: can''t open file [%s] in [%s]', [name, fFileName]), MSG_WARNING);
+ if logError then e_WriteLog(Format('DFWAD: can''t open file [%s] in [%s]', [name, fFileName]), TMsgType.Warning);
break;
end;
// if we want only maps, check if this is map
if wantMap then
begin
goodMap := false;
- //e_WriteLog(Format('DFWAD: checking for good map in wad [%s], file [%s] (#%d)', [fFileName, fi.fname, f]), MSG_NOTIFY);
+ {$IF DEFINED(D2D_NEW_MAP_READER_DBG)}
+ e_LogWritefln('DFWAD: checking for good map in wad [%s], file [%s] (#%d)', [fFileName, fi.fname, f]);
+ {$ENDIF}
try
- fs.readBuffer(sign, 3);
- goodMap := (sign = MAP_SIGNATURE);
- {
+ //fs.readBuffer(sign, 3);
+ //goodMap := (sign = MAP_SIGNATURE);
+ //if not goodMap then goodMap := (sign[0] = 'm') and (sign[1] = 'a') and (sign[2] = 'p');
+ goodMap := TDynMapDef.canBeMap(fs);
+ {$IF DEFINED(D2D_NEW_MAP_READER_DBG)}
if goodMap then
- e_WriteLog(Format(' GOOD map in wad [%s], file [%s] (#%d)', [fFileName, fi.fname, f]), MSG_NOTIFY)
+ e_LogWritefln(' GOOD map in wad [%s], file [%s] (#%d)', [fFileName, fi.fname, f])
else
- e_WriteLog(Format(' BAD map in wad [%s], file [%s] (#%d)', [fFileName, fi.fname, f]), MSG_NOTIFY);
- }
+ e_LogWritefln(' BAD map in wad [%s], file [%s] (#%d)', [fFileName, fi.fname, f]);
+ {$ENDIF}
except
end;
if not goodMap then
begin
- //e_WriteLog(Format(' not a map in wad [%s], file [%s] (#%d)', [fFileName, fi.fname, f]), MSG_NOTIFY);
+ {$IF DEFINED(D2D_NEW_MAP_READER_DBG)}
+ e_LogWritefln(' not a map in wad [%s], file [%s] (#%d)', [fFileName, fi.fname, f]);
+ {$ENDIF}
fs.Free();
continue;
end;
goodMap := false;
if Len >= 3 then
begin
- Move(pData^, sign, 3);
- goodMap := (sign = MAP_SIGNATURE);
+ //Move(pData^, sign, 3);
+ //goodMap := (sign = MAP_SIGNATURE);
+ wst := TSFSMemoryChunkStream.Create(pData, Len);
+ try
+ goodMap := TDynMapDef.canBeMap(wst);
+ except
+ goodMap := false;
+ end;
+ wst.Free();
end;
if not goodMap then
begin
end;
{$ENDIF}
result := true;
- {$IFDEF SFS_DWFAD_DEBUG}
+ {$IFDEF SFS_DFWAD_DEBUG}
if wadoptDebug then
- e_WriteLog(Format('DFWAD: file [%s] FOUND in [%s]; size is %d bytes', [name, fFileName, Len]), MSG_NOTIFY);
+ e_WriteLog(Format('DFWAD: file [%s] FOUND in [%s]; size is %d bytes', [name, fFileName, Len]), TMsgType.Notify);
{$ENDIF}
exit;
end;
end;
- e_WriteLog(Format('DFWAD: file [%s] not found in [%s]', [name, fFileName]), MSG_WARNING);
+ if logError then e_WriteLog(Format('DFWAD: file [%s] not found in [%s]', [name, fFileName]), TMsgType.Warning);
end;
-function TWADFile.GetResource (name: AnsiString; var pData: Pointer; var Len: Integer): Boolean;
+function TWADFile.GetResource (name: AnsiString; var pData: Pointer; var Len: Integer; logError: Boolean=true): Boolean;
begin
- result := GetResourceEx(name, false, pData, Len);
+ result := GetResourceEx(name, false, pData, Len, logError);
end;
-function TWADFile.GetMapResource (name: AnsiString; var pData: Pointer; var Len: Integer): Boolean;
+function TWADFile.GetMapResource (name: AnsiString; var pData: Pointer; var Len: Integer; logError: Boolean=true): Boolean;
begin
- result := GetResourceEx(name, true, pData, Len);
+ result := GetResourceEx(name, true, pData, Len, logError);
end;
-function TWADFile.GetMapResources (): SArray;
+function TWADFile.GetMapResources (): SSArray;
var
f, c: Integer;
fi: TSFSFileInfo;
fi := fIter.Files[f];
if fi = nil then continue;
if length(fi.name) = 0 then continue;
- //e_WriteLog(Format('DFWAD: checking for map in wad [%s], file [%s] (#%d)', [fFileName, fi.fname, f]), MSG_NOTIFY);
+ {$IF DEFINED(D2D_NEW_MAP_READER)}
+ //e_LogWritefln('DFWAD: checking for map in wad [%s], file [%s] (#%d)', [fFileName, fi.fname, f]);
+ {$ENDIF}
if isMapResource(f) then
begin
s := removeExt(fi.name);
rfn := findDiskWad(FileName);
if length(rfn) = 0 then
begin
- e_WriteLog(Format('TWADFile.ReadFile: error looking for [%s]', [FileName]), MSG_NOTIFY);
+ e_WriteLog(Format('TWADFile.ReadFile: error looking for [%s]', [FileName]), TMsgType.Notify);
exit;
end;
- {$IFDEF SFS_DWFAD_DEBUG}
- if wadoptDebug then e_WriteLog(Format('TWADFile.ReadFile: FOUND [%s]', [rfn]), MSG_NOTIFY);
+ {$IFDEF SFS_DFWAD_DEBUG}
+ if wadoptDebug then e_WriteLog(Format('TWADFile.ReadFile: FOUND [%s]', [rfn]), TMsgType.Notify);
{$ENDIF}
// cache this wad
try
fIter := SFSFileList(rfn);
if fIter = nil then Exit;
fFileName := rfn;
- {$IFDEF SFS_DWFAD_DEBUG}
- if wadoptDebug then e_WriteLog(Format('TWADFile.ReadFile: [%s] opened', [fFileName]), MSG_NOTIFY);
+ {$IFDEF SFS_DFWAD_DEBUG}
+ if wadoptDebug then e_WriteLog(Format('TWADFile.ReadFile: [%s] opened', [fFileName]), TMsgType.Notify);
{$ENDIF}
Result := True;
end;
FreeWAD();
if (Data = nil) or (Len = 0) then
begin
- e_WriteLog('TWADFile.ReadMemory: EMPTY SUBWAD!', MSG_WARNING);
+ e_WriteLog('TWADFile.ReadMemory: EMPTY SUBWAD!', TMsgType.Warning);
Exit;
end;
fn := Format(' -- memwad %d -- ', [uniqueCounter]);
Inc(uniqueCounter);
- {$IFDEF SFS_DWFAD_DEBUG}
- e_WriteLog(Format('TWADFile.ReadMemory: [%s]', [fn]), MSG_NOTIFY);
+ {$IFDEF SFS_DFWAD_DEBUG}
+ if wadoptDebug then e_WriteLog(Format('TWADFile.ReadMemory: [%s]', [fn]), TMsgType.Notify);
{$ENDIF}
try
if fIter = nil then Exit;
fFileName := fn;
- {$IFDEF SFS_DWFAD_DEBUG}
- e_WriteLog(Format('TWADFile.ReadMemory: [%s] opened', [fFileName]), MSG_NOTIFY);
+ {$IFDEF SFS_DFWAD_DEBUG}
+ if wadoptDebug then e_WriteLog(Format('TWADFile.ReadMemory: [%s] opened', [fFileName]), TMsgType.Notify);
{$ENDIF}
{