- replaced FILE * with FileReader in savegame code.

FILE* is too inflexible, with FileReader I can plug in a transparent compressor.

source/common/utility/files.h

@@ -325,6 +325,11 @@ public:
 	virtual long Tell();
 	virtual long Seek(long offset, int mode);
 	size_t Printf(const char *fmt, ...) GCCPRINTF(2,3);
+	void Close()
+	{
+		if (File != NULL) fclose(File);
+		File = nullptr;
+	}
 
 protected:
 
@@ -343,6 +348,7 @@ public:
 	BufferWriter() {}
 	virtual size_t Write(const void *buffer, size_t len) override;
 	TArray<unsigned char> *GetBuffer() { return &mBuffer; }
+	TArray<unsigned char>&& TakeBuffer() { return std::move(mBuffer); }
 };
 
 #endif

source/duke3d/src/demo.cpp

@@ -38,7 +38,7 @@ BEGIN_DUKE_NS
 
 char g_firstDemoFile[BMAX_PATH];
 
-buildvfs_FILE g_demo_filePtr{};  // write
+FileWriter *g_demo_filePtr{};  // write
 FileReader g_demo_recFilePtr;  // read
 
 int32_t g_demo_cnt;
@@ -163,23 +163,24 @@ void G_OpenDemoWrite(void)
 
         demonum++;
 
-        g_demo_filePtr = buildvfs_fopen_read(demofn);
+		g_demo_filePtr = FileWriter::Open(demofn);
         if (g_demo_filePtr == NULL)
             break;
 
-        MAYBE_FCLOSE_AND_NULL(g_demo_filePtr);
+        delete g_demo_filePtr;
     }
     while (1);
 
-    g_demo_filePtr = buildvfs_fopen_write(demofn);
+    g_demo_filePtr = FileWriter::Open(demofn);
     if (g_demo_filePtr == NULL)
         return;
 
-    i=sv_saveandmakesnapshot(g_demo_filePtr, nullptr, -1, demorec_diffs_cvar, demorec_diffcompress_cvar,
+    i=sv_saveandmakesnapshot(*g_demo_filePtr, nullptr, -1, demorec_diffs_cvar, demorec_diffcompress_cvar,
                              (demorec_seeds_cvar<<1));
     if (i)
     {
-        MAYBE_FCLOSE_AND_NULL(g_demo_filePtr);
+        delete g_demo_filePtr;
+		g_demo_filePtr = nullptr;
 error_wopen_demo:
         Bstrcpy(apStrings[QUOTE_RESERVED4], "FAILED STARTING DEMO RECORDING. SEE CONSOLE FOR DETAILS.");
         P_DoQuote(QUOTE_RESERVED4, g_player[myconnectindex].ps);
@@ -232,13 +233,13 @@ static void Demo_WriteSync()
 {
     int16_t tmpreccnt;
 
-    buildvfs_fwrite("sYnC", 4, 1, g_demo_filePtr);
+	g_demo_filePtr->Write("sYnC", 4);
     tmpreccnt = (int16_t)ud.reccnt;
-    buildvfs_fwrite(&tmpreccnt, sizeof(int16_t), 1, g_demo_filePtr);
+	g_demo_filePtr->Write(&tmpreccnt, sizeof(int16_t));
     if (demorec_seeds)
-        buildvfs_fwrite(g_demo_seedbuf, 1, ud.reccnt, g_demo_filePtr);
+		g_demo_filePtr->Write(g_demo_seedbuf, ud.reccnt);
 
-	buildvfs_fwrite(recsync, sizeof(input_t), ud.reccnt, g_demo_filePtr);
+	g_demo_filePtr->Write(recsync, sizeof(input_t)* ud.reccnt);
 
     ud.reccnt = 0;
 }
@@ -275,16 +276,17 @@ void G_CloseDemoWrite(void)
         if (ud.reccnt > 0)
             Demo_WriteSync();
 
-        buildvfs_fwrite("EnD!", 4, 1, g_demo_filePtr);
+		g_demo_filePtr->Write("EnD!", 4);
 
         // lastly, we need to write the number of written recsyncs to the demo file
-        if (buildvfs_fseek_abs(g_demo_filePtr, offsetof(savehead_t, reccnt)))
+        if (g_demo_filePtr->Write(g_demo_filePtr, offsetof(savehead_t, reccnt)))
-            perror("G_CloseDemoWrite: final fseek");
+            Printf("G_CloseDemoWrite: final fseek\n");
         else
-            buildvfs_fwrite(&g_demo_cnt, sizeof(g_demo_cnt), 1, g_demo_filePtr);
+			g_demo_filePtr->Write(&g_demo_cnt, sizeof(g_demo_cnt));
 
         ud.recstat = ud.m_recstat = 0;
-        MAYBE_FCLOSE_AND_NULL(g_demo_filePtr);
+        delete g_demo_filePtr;
+		g_demo_filePtr = nullptr;
 
         sv_freemem();
 

source/duke3d/src/demo.h

@@ -32,7 +32,7 @@ BEGIN_DUKE_NS
 #define DEMOFN_FMT "edemo%03d.edm"
 #define MAXDEMOS 1000
 
-extern buildvfs_FILE g_demo_filePtr;
+extern FileWriter * g_demo_filePtr;
 extern char g_firstDemoFile[BMAX_PATH];
 
 extern int32_t g_demo_cnt;

source/duke3d/src/game.cpp

@@ -261,8 +261,11 @@ void G_GameExit(const char *msg)
 
     if (ud.recstat == 1)
         G_CloseDemoWrite();
-    else if (ud.recstat == 2)
+	else if (ud.recstat == 2)
-        MAYBE_FCLOSE_AND_NULL(g_demo_filePtr);
+	{
+		delete g_demo_filePtr;
+		g_demo_filePtr = nullptr;
+	}
     // JBF: fixes crash on demo playback
     // PK: modified from original
 

source/duke3d/src/gamevars.cpp

@@ -236,34 +236,34 @@ corrupt:
 }
 
 // Note that this entire function is totally architecture dependent and needs to be fixed (which won't be easy...)
-void Gv_WriteSave(buildvfs_FILE fil)
+void Gv_WriteSave(FileWriter &fil)
 {
     //   AddLog("Saving Game Vars to File");
-    buildvfs_fwrite("BEG: EDuke32", 12, 1, fil);
+    fil.Write("BEG: EDuke32", 12);
 
-    buildvfs_fwrite(&g_gameVarCount,sizeof(g_gameVarCount),1,fil);
+	fil.Write(&g_gameVarCount,sizeof(g_gameVarCount));
 
     for (bssize_t i = 0; i < g_gameVarCount; i++)
     {
-        buildvfs_fwrite(&(aGameVars[i]), sizeof(gamevar_t), 1, fil);
+		fil.Write(&(aGameVars[i]), sizeof(gamevar_t));
-        buildvfs_fwrite(aGameVars[i].szLabel, sizeof(uint8_t) * MAXVARLABEL, 1, fil);
+		fil.Write(aGameVars[i].szLabel, sizeof(uint8_t) * MAXVARLABEL);
 
         if (aGameVars[i].flags & GAMEVAR_PERPLAYER)
-            buildvfs_fwrite(aGameVars[i].pValues, sizeof(intptr_t) * MAXPLAYERS, 1, fil);
+			fil.Write(aGameVars[i].pValues, sizeof(intptr_t) * MAXPLAYERS);
         else if (aGameVars[i].flags & GAMEVAR_PERACTOR)
-            buildvfs_fwrite(aGameVars[i].pValues, sizeof(intptr_t) * MAXSPRITES, 1, fil);
+			fil.Write(aGameVars[i].pValues, sizeof(intptr_t) * MAXSPRITES);
     }
 
-    buildvfs_fwrite(&g_gameArrayCount,sizeof(g_gameArrayCount),1,fil);
+	fil.Write(&g_gameArrayCount,sizeof(g_gameArrayCount));
 
     for (bssize_t i = 0; i < g_gameArrayCount; i++)
     {
         // write for .size and .dwFlags (the rest are pointers):
-        buildvfs_fwrite(&aGameArrays[i], sizeof(gamearray_t), 1, fil);
+		fil.Write(&aGameArrays[i], sizeof(gamearray_t));
-        buildvfs_fwrite(aGameArrays[i].szLabel, sizeof(uint8_t) * MAXARRAYLABEL, 1, fil);
+		fil.Write(aGameArrays[i].szLabel, sizeof(uint8_t) * MAXARRAYLABEL);
 
         if ((aGameArrays[i].flags & GAMEARRAY_SYSTEM) != GAMEARRAY_SYSTEM)
-            buildvfs_fwrite(aGameArrays[i].pValues, Gv_GetArrayAllocSize(i), 1, fil);
+			fil.Write(aGameArrays[i].pValues, Gv_GetArrayAllocSize(i));
     }
 
     uint8_t savedstate[MAXVOLUMES * MAXLEVELS];
@@ -273,7 +273,7 @@ void Gv_WriteSave(buildvfs_FILE fil)
         if (g_mapInfo[i].savedstate != NULL)
             savedstate[i] = 1;
 
-    buildvfs_fwrite(savedstate, sizeof(savedstate), 1, fil);
+	fil.Write(savedstate, sizeof(savedstate));
 
     for (bssize_t i = 0; i < (MAXVOLUMES * MAXLEVELS); i++)
     {
@@ -281,27 +281,27 @@ void Gv_WriteSave(buildvfs_FILE fil)
 
         mapstate_t &sv = *g_mapInfo[i].savedstate;
 
-        buildvfs_fwrite(g_mapInfo[i].savedstate, sizeof(mapstate_t), 1, fil);
+		fil.Write(g_mapInfo[i].savedstate, sizeof(mapstate_t));
 
         for (bssize_t j = 0; j < g_gameVarCount; j++)
         {
             if (aGameVars[j].flags & GAMEVAR_NORESET) continue;
             if (aGameVars[j].flags & GAMEVAR_PERPLAYER)
-                buildvfs_fwrite(sv.vars[j], sizeof(intptr_t) * MAXPLAYERS, 1, fil);
+				fil.Write(sv.vars[j], sizeof(intptr_t) * MAXPLAYERS);
             else if (aGameVars[j].flags & GAMEVAR_PERACTOR)
-                buildvfs_fwrite(sv.vars[j], sizeof(intptr_t) * MAXSPRITES, 1, fil);
+				fil.Write(sv.vars[j], sizeof(intptr_t) * MAXSPRITES);
         }
 
-        buildvfs_fwrite(sv.arraysiz, sizeof(sv.arraysiz), 1, fil);
+		fil.Write(sv.arraysiz, sizeof(sv.arraysiz));
 
         for (bssize_t j = 0; j < g_gameArrayCount; j++)
             if (aGameArrays[j].flags & GAMEARRAY_RESTORE)
             {
-                buildvfs_fwrite(sv.arrays[j], Gv_GetArrayAllocSizeForCount(j, sv.arraysiz[j]), 1, fil);
+				fil.Write(sv.arrays[j], Gv_GetArrayAllocSizeForCount(j, sv.arraysiz[j]));
             }
     }
 
-    buildvfs_fwrite("EOF: EDuke32", 12, 1, fil);
+	fil.Write("EOF: EDuke32", 12);
 }
 
 void Gv_DumpValues(void)

source/duke3d/src/gamevars.h

@@ -159,7 +159,7 @@ void Gv_InitWeaponPointers(void);
 void Gv_RefreshPointers(void);
 void Gv_ResetVars(void);
 int Gv_ReadSave(FileReader &kFile);
-void Gv_WriteSave(buildvfs_FILE fil);
+void Gv_WriteSave(FileWriter &fil);
 void Gv_Clear(void);
 #else
 extern int32_t g_noResetVars;

source/duke3d/src/savegame.cpp

@@ -738,92 +738,75 @@ int32_t G_SavePlayer(savebrief_t & sv, bool isAutoSave)
     Net_WaitForServer();
     ready2send = 0;
 
-    char fn[BMAX_PATH];
+	FString fn;
 
-    errno = 0;
+	errno = 0;
-    buildvfs_FILE fil;
+	buildvfs_FILE fil;
 
-    if (sv.isValid())
+	if (sv.isValid())
-    {
+	{
-        if (snprintf(fn, sizeof(fn), "%s%s", M_GetSavegamesPath().GetChars(), sv.path))
+		fn.Format("%s%s", M_GetSavegamesPath().GetChars(), sv.path);
-        {
+		fil = fopen(fn, "wb");
-            OSD_Printf("G_SavePlayer: file name \"%s\" too long\n", sv.path);
+	}
-            goto saveproblem;
+	else
-        }
+	{
-        fil = buildvfs_fopen_write(fn);
+		static char const SaveName[] = "save0000.svz";
-    }
+		fn.Format("%s%s", M_GetSavegamesPath().GetChars(), SaveName);
-    else
-    {
-        static char const SaveName[] = "save0000.esv";
-        int const len = snprintf(fn, ARRAY_SIZE(fn), "%s%s", M_GetSavegamesPath().GetChars(), SaveName);
-        if (len >= ARRAY_SSIZE(fn)-1)
-        {
-            OSD_Printf("G_SavePlayer: could not form automatic save path\n");
-            goto saveproblem;
-        }
-        char * zeros = fn + (len-8);
-        fil = savecounter.opennextfile(fn, zeros);
-        savecounter.count++;
-        // don't copy the mod dir into sv.path
-        Bstrcpy(sv.path, fn + (len-(ARRAY_SIZE(SaveName)-1)));
-    }
 
-    if (!fil)
+		auto fnp = fn.LockBuffer();
-    {
+		char* zeros = fnp + (fn.Len() - 8);
-        OSD_Printf("G_SavePlayer: failed opening \"%s\" for writing: %s\n",
+		fil = savecounter.opennextfile(fnp, zeros);
-                   fn, strerror(errno));
+		fn.UnlockBuffer();
-        goto saveproblem;
+		savecounter.count++;
-    }
+		// don't copy the mod dir into sv.path
+		Bstrcpy(sv.path, fn + (fn.Len() - (ARRAY_SIZE(SaveName) - 1)));
+	}
 
-    sv.isExt = 0;
+	FileWriter fw(fil);
+	if (!fil)
+	{
+		OSD_Printf("G_SavePlayer: failed opening \"%s\" for writing: %s\n",
+			fn, strerror(errno));
+		ready2send = 1;
+		Net_WaitForServer();
 
-    // temporary hack
+		G_RestoreTimers();
-    ud.user_map = G_HaveUserMap();
+		ototalclock = totalclock;
+		return -1;
+	}
+	else
+	{
+		sv.isExt = 0;
 
-#ifdef POLYMER
+		// temporary hack
-    if (videoGetRenderMode() == REND_POLYMER)
+		ud.user_map = G_HaveUserMap();
-        polymer_resetlights();
-#endif
 
-    VM_OnEvent(EVENT_SAVEGAME, g_player[myconnectindex].ps->i, myconnectindex);
+		VM_OnEvent(EVENT_SAVEGAME, g_player[myconnectindex].ps->i, myconnectindex);
 
-    portableBackupSave(sv.path, sv.name, ud.last_stateless_volume, ud.last_stateless_level);
+        portableBackupSave(sv.path, sv.name, ud.last_stateless_volume, ud.last_stateless_level);
 
-    // SAVE!
+        // SAVE!
-    sv_saveandmakesnapshot(fil, sv.name, 0, 0, 0, 0, isAutoSave);
+        sv_saveandmakesnapshot(fw, sv.name, 0, 0, 0, 0, isAutoSave);
 
-    buildvfs_fclose(fil);
+		fw.Close();
 
-    if (!g_netServer && ud.multimode < 2)
+		if (!g_netServer && ud.multimode < 2)
-    {
+		{
-        OSD_Printf("Saved: %s\n", fn);
+			OSD_Printf("Saved: %s\n", fn);
-#ifdef LUNATIC
+			strcpy(apStrings[QUOTE_RESERVED4], "Game Saved");
-        if (!g_savedOK)
+			P_DoQuote(QUOTE_RESERVED4, g_player[myconnectindex].ps);
-            Bstrcpy(apStrings[QUOTE_RESERVED4], "^10Failed Saving Game");
+		}
-        else
-#endif
-            Bstrcpy(apStrings[QUOTE_RESERVED4], "Game Saved");
-        P_DoQuote(QUOTE_RESERVED4, g_player[myconnectindex].ps);
-    }
 
-    ready2send = 1;
+		ready2send = 1;
-    Net_WaitForServer();
+		Net_WaitForServer();
 
-    G_RestoreTimers();
+		G_RestoreTimers();
-    ototalclock = totalclock;
+		ototalclock = totalclock;
 
-    VM_OnEvent(EVENT_POSTSAVEGAME, g_player[myconnectindex].ps->i, myconnectindex);
+		VM_OnEvent(EVENT_POSTSAVEGAME, g_player[myconnectindex].ps->i, myconnectindex);
 
-    return 0;
+		return 0;
-
+	}
-saveproblem:
-    ready2send = 1;
-    Net_WaitForServer();
-
-    G_RestoreTimers();
-    ototalclock = totalclock;
-
-    return -1;
 }
 
 int32_t G_LoadPlayerMaybeMulti(savebrief_t & sv)
@@ -917,7 +900,7 @@ static inline void ds_get(const dataspec_t *spec, void **ptr, int32_t *cnt)
 }
 
 // write state to file and/or to dump
-static uint8_t *writespecdata(const dataspec_t *spec, buildvfs_FILE fil, uint8_t *dump)
+static uint8_t *writespecdata(const dataspec_t *spec, FileWriter *fil, uint8_t *dump)
 {
     for (; spec->flags != DS_END; spec++)
     {
@@ -932,7 +915,7 @@ static uint8_t *writespecdata(const dataspec_t *spec, buildvfs_FILE fil, uint8_t
             continue;
         else if (spec->flags & DS_STRING)
         {
-            buildvfs_fwrite(spec->ptr, Bstrlen((const char *)spec->ptr), 1, fil);  // not null-terminated!
+            fil->Write(spec->ptr, Bstrlen((const char *)spec->ptr));  // not null-terminated!
             continue;
         }
 
@@ -952,7 +935,7 @@ static uint8_t *writespecdata(const dataspec_t *spec, buildvfs_FILE fil, uint8_t
 
         if (fil)
         {
-			buildvfs_fwrite(ptr, spec->size, cnt, fil);
+			fil->Write(ptr, spec->size * cnt);
         }
 
         if (dump && (spec->flags & (DS_NOCHK|DS_CMP)) == 0)
@@ -1522,10 +1505,8 @@ static const dataspec_t svgm_anmisc[] =
     { DS_END, 0, 0, 0 }
 };
 
-#if !defined LUNATIC
 static dataspec_gv_t *svgm_vars=NULL;
-#endif
+static uint8_t *dosaveplayer2(FileWriter &fil, uint8_t *mem);
-static uint8_t *dosaveplayer2(buildvfs_FILE fil, uint8_t *mem);
 static int32_t doloadplayer2(FileReader &fil, uint8_t **memptr);
 static void postloadplayer(int32_t savegamep);
 
@@ -1629,7 +1610,7 @@ static void SV_AllocSnap(int32_t allocinit)
 }
 
 // make snapshot only if spot < 0 (demo)
-int32_t sv_saveandmakesnapshot(buildvfs_FILE fil, char const *name, int8_t spot, int8_t recdiffsp, int8_t diffcompress, int8_t synccompress, bool isAutoSave)
+int32_t sv_saveandmakesnapshot(FileWriter &fil, char const *name, int8_t spot, int8_t recdiffsp, int8_t diffcompress, int8_t synccompress, bool isAutoSave)
 {
     savehead_t h;
 
@@ -1699,24 +1680,24 @@ int32_t sv_saveandmakesnapshot(buildvfs_FILE fil, char const *name, int8_t spot,
 
 
     // write header
-    buildvfs_fwrite(&h, sizeof(savehead_t), 1, fil);
+    fil.Write(&h, sizeof(savehead_t));
 
     // for savegames, the file offset after the screenshot goes here;
     // for demos, we keep it 0 to signify that we didn't save one
-    buildvfs_fwrite("\0\0\0\0", 4, 1, fil);
     if (spot >= 0 && tileData(TILE_SAVESHOT))
     {
-        int32_t ofs;
+        
-
+		int v = 64000;
+	    fil.Write(&v, 4);
         // write the screenshot compressed
-        buildvfs_fwrite(tileData(TILE_SAVESHOT), 320, 200, fil);
+        fil.Write(tileData(TILE_SAVESHOT), 320*200);
 
-        // write the current file offset right after the header
-        ofs = buildvfs_ftell(fil);
-        buildvfs_fseek_abs(fil, sizeof(savehead_t));
-        buildvfs_fwrite(&ofs, 4, 1, fil);
-        buildvfs_fseek_abs(fil, ofs);
     }
+	else
+	{
+		int v = 64000;
+	    fil.Write(&v, 4);
+	}
 
 
     if (spot >= 0)
@@ -1883,7 +1864,7 @@ int32_t sv_loadsnapshot(FileReader &fil, int32_t spot, savehead_t *h)
 }
 
 
-uint32_t sv_writediff(buildvfs_FILE fil)
+uint32_t sv_writediff(FileWriter *fil)
 {
     uint8_t *p = svsnapshot;
     uint8_t *d = svdiff;
@@ -1901,10 +1882,10 @@ uint32_t sv_writediff(buildvfs_FILE fil)
 
     uint32_t const diffsiz = d - svdiff;
 
-    buildvfs_fwrite("dIfF",4,1,fil);
+    fil->Write("dIfF",4);
-    buildvfs_fwrite(&diffsiz, sizeof(diffsiz), 1, fil);
+	fil->Write(&diffsiz, sizeof(diffsiz));
 
-	buildvfs_fwrite(svdiff, 1, diffsiz, fil);
+	fil->Write(svdiff,  diffsiz);
 
     return diffsiz;
 }
@@ -2168,19 +2149,19 @@ static void sv_restload()
 LUNATIC_CB const char *(*El_SerializeGamevars)(int32_t *slenptr, int32_t levelnum);
 #endif
 
-static uint8_t *dosaveplayer2(buildvfs_FILE fil, uint8_t *mem)
+static uint8_t *dosaveplayer2(FileWriter &fil, uint8_t *mem)
 {
 #ifdef DEBUGGINGAIDS
     uint8_t *tmem = mem;
     int32_t t=timerGetTicks();
 #endif
-    mem=writespecdata(svgm_udnetw, fil, mem);  // user settings, players & net
+    mem=writespecdata(svgm_udnetw, &fil, mem);  // user settings, players & net
     PRINTSIZE("ud");
-    mem=writespecdata(svgm_secwsp, fil, mem);  // sector, wall, sprite
+    mem=writespecdata(svgm_secwsp, &fil, mem);  // sector, wall, sprite
     PRINTSIZE("sws");
-    mem=writespecdata(svgm_script, fil, mem);  // script
+    mem=writespecdata(svgm_script, &fil, mem);  // script
     PRINTSIZE("script");
-    mem=writespecdata(svgm_anmisc, fil, mem);  // animates, quotes & misc.
+    mem=writespecdata(svgm_anmisc, &fil, mem);  // animates, quotes & misc.
     PRINTSIZE("animisc");
 
 #if !defined LUNATIC

source/duke3d/src/savegame.h

@@ -121,10 +121,10 @@ extern uint16_t g_nummenusaves;
 
 int32_t sv_updatestate(int32_t frominit);
 int32_t sv_readdiff(FileReader& fil);
-uint32_t sv_writediff(buildvfs_FILE fil);
+uint32_t sv_writediff(FileWriter *fil);
 int32_t sv_loadheader(FileReader &fil, int32_t spot, savehead_t *h);
 int32_t sv_loadsnapshot(FileReader &fil, int32_t spot, savehead_t *h);
-int32_t sv_saveandmakesnapshot(buildvfs_FILE fil, char const *name, int8_t spot, int8_t recdiffsp, int8_t diffcompress, int8_t synccompress, bool isAutoSave = false);
+int32_t sv_saveandmakesnapshot(FileWriter &fil, char const *name, int8_t spot, int8_t recdiffsp, int8_t diffcompress, int8_t synccompress, bool isAutoSave = false);
 void sv_freemem();
 void G_DeleteSave(savebrief_t const & sv);
 void G_DeleteOldSaves(void);