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raze-gles/polymer/eduke32/source/savegame.c

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//-------------------------------------------------------------------------
/*
Copyright (C) 2010 EDuke32 developers and contributors
This file is part of EDuke32.
EDuke32 is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License version 2
as published by the Free Software Foundation.
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, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
//-------------------------------------------------------------------------
#include "duke3d.h"
#include "premap.h"
#include "menus.h" // menutext
#include "prlights.h"
#include "savegame.h"
#ifdef LUNATIC
# include "lunatic_game.h"
static int32_t g_savedOK;
const char *g_failedVarname;
#endif
extern char *bitptr;
uint8_t g_oldverSavegame[MAXSAVEGAMES];
#define BITPTR_POINTER 1
// For storing pointers in files.
// back_p==0: ptr -> "small int"
// back_p==1: "small int" -> ptr
//
// mode: see enum in savegame.h
void G_Util_PtrToIdx(void *ptr, int32_t const count, const void *base, int32_t const mode)
{
intptr_t *iptr = (intptr_t *)ptr;
intptr_t const ibase = (intptr_t)base;
int32_t const onlynon0_p = mode&P2I_ONLYNON0_BIT;
// TODO: convert to proper offsets/indices for (a step towards) cross-
// compatibility between 32- and 64-bit systems in the netplay.
// REMEMBER to bump BYTEVERSION then.
// WARNING: C std doesn't say that bit pattern of NULL is necessarily 0!
if ((mode & P2I_BACK_BIT) == 0)
{
for (int i = 0; i < count; i++)
if (!onlynon0_p || iptr[i])
iptr[i] -= ibase;
}
else
{
for (int i = 0; i < count; i++)
if (!onlynon0_p || iptr[i])
iptr[i] += ibase;
}
}
void G_Util_PtrToIdx2(void *ptr, int32_t const count, size_t const stride, const void *base, int32_t const mode)
{
uint8_t *iptr = (uint8_t *)ptr;
intptr_t const ibase = (intptr_t)base;
int32_t const onlynon0_p = mode&P2I_ONLYNON0_BIT;
if ((mode & P2I_BACK_BIT) == 0)
{
for (int i = 0; i < count; ++i)
{
if (!onlynon0_p || *(intptr_t *)iptr)
*(intptr_t *)iptr -= ibase;
iptr += stride;
}
}
else
{
for (int i = 0; i < count; ++i)
{
if (!onlynon0_p || *(intptr_t *)iptr)
*(intptr_t *)iptr += ibase;
iptr += stride;
}
}
}
// TODO: sync with TROR special interpolations? (e.g. upper floor of subway)
void G_ResetInterpolations(void)
{
int32_t k, i;
g_numInterpolations = 0;
startofdynamicinterpolations = 0;
k = headspritestat[STAT_EFFECTOR];
while (k >= 0)
{
switch (sprite[k].lotag)
{
case SE_31_FLOOR_RISE_FALL:
G_SetInterpolation(&sector[sprite[k].sectnum].floorz);
break;
case SE_32_CEILING_RISE_FALL:
G_SetInterpolation(&sector[sprite[k].sectnum].ceilingz);
break;
case SE_17_WARP_ELEVATOR:
case SE_25_PISTON:
G_SetInterpolation(&sector[sprite[k].sectnum].floorz);
G_SetInterpolation(&sector[sprite[k].sectnum].ceilingz);
break;
case SE_0_ROTATING_SECTOR:
case SE_5:
case SE_6_SUBWAY:
case SE_11_SWINGING_DOOR:
case SE_14_SUBWAY_CAR:
case SE_15_SLIDING_DOOR:
case SE_16_REACTOR:
case SE_26:
case SE_30_TWO_WAY_TRAIN:
Sect_SetInterpolation(sprite[k].sectnum);
break;
}
k = nextspritestat[k];
}
for (i=g_numInterpolations-1; i>=0; i--) bakipos[i] = *curipos[i];
for (i = g_animateCount-1; i>=0; i--)
G_SetInterpolation(animateptr[i]);
}
void ReadSaveGameHeaders(void)
{
char fn[16];
int32_t fil, i;
savehead_t h;
EDUKE32_STATIC_ASSERT(sizeof(h.savename) == sizeof(ud.savegame[0]));
Bstrcpy(fn, "dukesav0.esv");
for (i=0; i<MAXSAVEGAMES; i++)
{
int32_t k;
fn[7] = i + '0';
fil = kopen4loadfrommod(fn, 0);
if (fil == -1)
{
Bmemset(ud.savegame[i], 0, sizeof(ud.savegame[i]));
continue;
}
k = sv_loadheader(fil, i, &h);
if (k)
{
// old version, signal to menu code
if (k==2 || k==3)
g_oldverSavegame[i] = 1;
// else h.savename is all zeros (fatal failure, like wrong header
// magic or too short header)
}
Bmemcpy(ud.savegame[i], h.savename, sizeof(ud.savegame[i]));
kclose(fil);
}
}
int32_t G_LoadSaveHeaderNew(int32_t spot, savehead_t *saveh)
{
char fn[16];
int32_t fil, screenshotofs, i;
Bassert(spot < MAXSAVEGAMES);
Bstrcpy(fn, "dukesav0.esv");
fn[7] = spot + '0';
fil = kopen4loadfrommod(fn, 0);
if (fil == -1)
return -1;
i = sv_loadheader(fil, spot, saveh);
if (i && (i != 2 && i != 3))
goto corrupt;
if (kread(fil, &screenshotofs, 4) != 4)
goto corrupt;
walock[TILE_LOADSHOT] = 255;
if (waloff[TILE_LOADSHOT] == 0)
allocache(&waloff[TILE_LOADSHOT], 320*200, &walock[TILE_LOADSHOT]);
tilesiz[TILE_LOADSHOT].x = 200;
tilesiz[TILE_LOADSHOT].y = 320;
if (screenshotofs)
{
if (kdfread((char *)waloff[TILE_LOADSHOT], 320, 200, fil) != 200)
{
OSD_Printf("G_LoadSaveHeaderNew(%d): failed reading screenshot\n", spot);
goto corrupt;
}
}
else
{
Bmemset((char *)waloff[TILE_LOADSHOT], 0, 320*200);
}
invalidatetile(TILE_LOADSHOT, 0, 255);
kclose(fil);
return 0;
corrupt:
kclose(fil);
return 1;
}
static void sv_postudload();
// XXX: keyboard input 'blocked' after load fail? (at least ESC?)
int32_t G_LoadPlayer(int32_t spot)
{
char fn[16];
int32_t fil, i;
savehead_t h;
Bassert(spot < MAXSAVEGAMES);
Bstrcpy(fn, "dukesav0.esv");
fn[7] = spot + '0';
fil = kopen4loadfrommod(fn, 0);
if (fil == -1)
return -1;
ready2send = 0;
i = sv_loadheader(fil, spot, &h);
if ((i && i != 2) || h.numplayers != ud.multimode)
{
if (i == 2 || i == 3)
P_DoQuote(QUOTE_SAVE_BAD_VERSION, g_player[myconnectindex].ps);
else if (h.numplayers!=ud.multimode)
P_DoQuote(QUOTE_SAVE_BAD_PLAYERS, g_player[myconnectindex].ps);
kclose(fil);
ototalclock = totalclock;
ready2send = 1;
return 1;
}
// some setup first
ud.multimode = h.numplayers;
if (numplayers > 1)
{
pub = NUMPAGES;
pus = NUMPAGES;
G_UpdateScreenArea();
G_DrawBackground();
menutext(160,100, 0,0, "LOADING...");
nextpage();
}
Net_WaitForServer();
FX_StopAllSounds();
S_ClearSoundLocks();
if (spot >= 0 && numplayers==1)
{
Bmemcpy(ud.savegame[spot], h.savename, sizeof(ud.savegame[0]));
ud.savegame[spot][sizeof(ud.savegame[0])-1] = 0;
}
// non-"m_" fields will be loaded from svgm_udnetw
ud.m_volume_number = h.volnum;
ud.m_level_number = h.levnum;
ud.m_player_skill = h.skill;
// NOTE: Bmemcpy needed for SAVEGAME_MUSIC.
EDUKE32_STATIC_ASSERT(sizeof(boardfilename) == sizeof(h.boardfn));
Bmemcpy(boardfilename, h.boardfn, sizeof(boardfilename));
const int mapIdx = h.volnum*MAXLEVELS + h.levnum;
if (boardfilename[0])
Bstrcpy(currentboardfilename, boardfilename);
else if (MapInfo[mapIdx].filename)
Bstrcpy(currentboardfilename, MapInfo[mapIdx].filename);
if (currentboardfilename[0])
{
E_MapArt_Setup(currentboardfilename);
append_ext_UNSAFE(currentboardfilename, ".mhk");
loadmaphack(currentboardfilename);
}
Bmemcpy(currentboardfilename, boardfilename, BMAX_PATH);
if (i == 2)
{
G_NewGame_EnterLevel();
}
else
{
// read the rest...
i = sv_loadsnapshot(fil, spot, &h);
if (i)
{
// in theory, we could load into an initial dump first and trivially
// recover if things go wrong...
Bsprintf(tempbuf, "Loading save game file \"%s\" failed (code %d), cannot recover.", fn, i);
G_GameExit(tempbuf);
}
}
sv_postudload(); // ud.m_XXX = ud.XXX
VM_OnEvent(EVENT_LOADGAME, g_player[myconnectindex].ps->i, myconnectindex);
return 0;
}
////////// TIMER SAVING/RESTORING //////////
static struct {
int32_t totalclock, totalclocklock; // engine
int32_t ototalclock, lockclock; // game
} g_timers;
static void G_SaveTimers(void)
{
g_timers.totalclock = totalclock;
g_timers.totalclocklock = totalclocklock;
g_timers.ototalclock = ototalclock;
g_timers.lockclock = lockclock;
}
static void G_RestoreTimers(void)
{
sampletimer();
totalclock = g_timers.totalclock;
totalclocklock = g_timers.totalclocklock;
ototalclock = g_timers.ototalclock;
lockclock = g_timers.lockclock;
}
//////////
#ifdef __ANDROID__
static void G_SavePalette(void)
{
int32_t pfil;
if ((pfil = kopen4load("palette.dat", 0)) != -1)
{
int len = kfilelength(pfil);
FILE *fil = fopen("palette.dat", "rb");
if (!fil)
{
fil = fopen("palette.dat", "wb");
if (fil)
{
char *buf = (char *) Xaligned_alloc(16, len);
kread(pfil, buf, len);
fwrite(buf, len, 1, fil);
fclose(fil);
}
}
else fclose(fil);
}
}
#endif
int32_t G_SavePlayer(int32_t spot)
{
char fn[16];
FILE *fil;
#ifdef __ANDROID__
G_SavePalette();
#endif
Bassert(spot < MAXSAVEGAMES);
G_SaveTimers();
Bstrcpy(fn, "dukesav0.esv");
fn[7] = spot + '0';
// Bstrcpy(mpfn, "edukA_00.esv");
Net_WaitForServer();
ready2send = 0;
{
char temp[BMAX_PATH];
if (G_ModDirSnprintf(temp, sizeof(temp), "%s", fn))
{
OSD_Printf("G_SavePlayer: file name \"%s\" too long\n", fn);
return -1;
}
errno = 0;
fil = fopen(temp, "wb");
if (!fil)
{
OSD_Printf("G_SavePlayer: failed opening \"%s\" for writing: %s\n",
temp, strerror(errno));
return -1;
}
}
#ifdef POLYMER
if (getrendermode() == REND_POLYMER)
polymer_resetlights();
#endif
VM_OnEvent(EVENT_SAVEGAME, g_player[myconnectindex].ps->i, myconnectindex);
// SAVE!
sv_saveandmakesnapshot(fil, spot, 0, 0, 0);
fclose(fil);
if (!g_netServer && ud.multimode < 2)
{
#ifdef LUNATIC
if (!g_savedOK)
Bstrcpy(ScriptQuotes[QUOTE_RESERVED4], "^10Failed Saving Game");
else
#endif
Bstrcpy(ScriptQuotes[QUOTE_RESERVED4], "Game Saved");
P_DoQuote(QUOTE_RESERVED4, g_player[myconnectindex].ps);
}
ready2send = 1;
Net_WaitForServer();
G_RestoreTimers();
ototalclock = totalclock;
return 0;
}
void G_LoadPlayerMaybeMulti(int32_t slot)
{
if (g_netServer || ud.multimode > 1)
{
Bstrcpy(ScriptQuotes[QUOTE_RESERVED4], "Multiplayer Loading Not Yet Supported");
P_DoQuote(QUOTE_RESERVED4, g_player[myconnectindex].ps);
// G_LoadPlayer(-1-g_lastSaveSlot);
// g_player[myconnectindex].ps->gm = MODE_GAME;
}
else
{
int32_t c = G_LoadPlayer(slot);
if (c == 0)
g_player[myconnectindex].ps->gm = MODE_GAME;
}
}
void G_SavePlayerMaybeMulti(int32_t slot)
{
Bassert(slot >= 0);
CONFIG_WriteSetup(2);
if (g_netServer || ud.multimode > 1)
{
Bstrcpy(ScriptQuotes[QUOTE_RESERVED4], "Multiplayer Saving Not Yet Supported");
P_DoQuote(QUOTE_RESERVED4, g_player[myconnectindex].ps);
// G_SavePlayer(-1-slot);
}
else
{
G_SavePlayer(slot);
}
}
////////// GENERIC SAVING/LOADING SYSTEM //////////
typedef struct dataspec_
{
uint32_t flags;
void *ptr;
uint32_t size;
intptr_t cnt;
} dataspec_t;
#define SV_DEFAULTCOMPRTHRES 8
static uint8_t savegame_diffcompress; // 0:none, 1:Ken's LZW in cache1d.c
static uint8_t savegame_comprthres;
#define DS_DYNAMIC 1 // dereference .ptr one more time
#define DS_STRING 2
#define DS_CMP 4
// 8
#define DS_CNT(x) ((sizeof(x))<<3) // .cnt is pointer to...
#define DS_CNT16 16
#define DS_CNT32 32
#define DS_CNTMASK (8|DS_CNT16|DS_CNT32|64)
// 64
#define DS_LOADFN 128 // .ptr is function that is run when loading
#define DS_SAVEFN 256 // .ptr is function that is run when saving
#define DS_NOCHK 1024 // don't check for diffs (and don't write out in dump) since assumed constant throughout demo
#define DS_PROTECTFN 512
#define DS_END (0x70000000)
static int32_t ds_getcnt(const dataspec_t *sp)
{
int rv = -1;
switch (sp->flags & DS_CNTMASK)
{
case 0: rv = sp->cnt; break;
case DS_CNT16: rv = *((int16_t *)sp->cnt); break;
case DS_CNT32: rv = *((int32_t *)sp->cnt); break;
}
return rv;
}
static inline void ds_get(const dataspec_t *sp, void **ptr, int32_t *cnt)
{
*cnt = ds_getcnt(sp);
*ptr = (sp->flags&DS_DYNAMIC) ? *((void **)sp->ptr) : sp->ptr;
}
// write state to file and/or to dump
static uint8_t *writespecdata(const dataspec_t *spec, FILE *fil, uint8_t *dump)
{
int32_t cnt;
void *ptr;
const dataspec_t *sp=spec;
for (; sp->flags!=DS_END; sp++)
{
if (sp->flags&(DS_SAVEFN|DS_LOADFN))
{
if (sp->flags&DS_SAVEFN)
(*(void (*)(void))sp->ptr)();
continue;
}
if (!fil && (sp->flags&(DS_NOCHK|DS_CMP|DS_STRING)))
continue;
if (sp->flags&DS_STRING)
{
fwrite(sp->ptr, Bstrlen((const char *)sp->ptr), 1, fil); // not null-terminated!
continue;
}
ds_get(sp, &ptr, &cnt);
if (cnt < 0) { OSD_Printf("wsd: cnt=%d, f=0x%x.\n",cnt,sp->flags); continue; }
if (!ptr || !cnt)
continue;
if (fil)
{
if (((sp->flags&DS_CNTMASK)==0 && sp->size*cnt<=savegame_comprthres)
|| (sp->flags&DS_CMP))
fwrite(ptr, sp->size, cnt, fil);
else
dfwrite((void *)ptr, sp->size, cnt, fil);
}
if (dump && (sp->flags&(DS_NOCHK|DS_CMP))==0)
{
Bmemcpy(dump, ptr, sp->size*cnt);
dump += sp->size*cnt;
}
}
return dump;
}
// let havedump=dumpvar&&*dumpvar
// (fil>=0 && havedump): first restore dump from file, then restore state from dump
// (fil<0 && havedump): only restore state from dump
// (fil>=0 && !havedump): only restore state from file
static int32_t readspecdata(const dataspec_t *spec, int32_t fil, uint8_t **dumpvar)
{
int32_t cnt, i, j;
void *ptr;
uint8_t *dump=dumpvar?*dumpvar:NULL, *mem;
const dataspec_t *sp=spec;
static char cmpstrbuf[32];
for (; sp->flags!=DS_END; sp++)
{
if (fil < 0 && sp->flags&(DS_NOCHK|DS_STRING|DS_CMP)) // we're updating
continue;
if (sp->flags&(DS_LOADFN|DS_SAVEFN))
{
if (sp->flags&DS_LOADFN)
(*(void (*)())sp->ptr)();
continue;
}
if (sp->flags&(DS_STRING|DS_CMP)) // DS_STRING and DS_CMP is for static data only
{
if (sp->flags&(DS_STRING))
i = Bstrlen((const char *)sp->ptr);
else
i = sp->size*sp->cnt;
j=kread(fil, cmpstrbuf, i);
if (j!=i || Bmemcmp(sp->ptr, cmpstrbuf, i))
{
OSD_Printf("rsd: spec=%s, idx=%d:\n", (char *)spec->ptr, (int32_t)(sp-spec));
if (j!=i)
OSD_Printf(" kread returned %d, expected %d.\n", j, i);
else
OSD_Printf(" sp->ptr and cmpstrbuf not identical!\n");
return -1;
}
continue;
}
ds_get(sp, &ptr, &cnt);
if (cnt < 0) { OSD_Printf("rsd: cnt<0... wtf?\n"); return -1; }
if (!ptr || !cnt)
continue;
if (fil>=0)
{
mem = (dump && (sp->flags&DS_NOCHK)==0) ? dump : (uint8_t *)ptr;
if ((sp->flags&DS_CNTMASK)==0 && sp->size*cnt<=savegame_comprthres)
{
i = kread(fil, mem, cnt*sp->size);
j = cnt*sp->size;
}
else
{
i = kdfread(mem, sp->size, cnt, fil);
j = cnt;
}
if (i!=j)
{
OSD_Printf("rsd: spec=%s, idx=%d, mem=%p\n", (char *)spec->ptr, (int32_t)(sp-spec), mem);
OSD_Printf(" (%s): read %d, expected %d!\n",
((sp->flags&DS_CNTMASK)==0 && sp->size*cnt<=savegame_comprthres)?
"uncompressed":"compressed", i, j);
if (i==-1)
OSD_Printf(" read: %s\n", strerror(errno));
return -1;
}
}
if (dump && (sp->flags&DS_NOCHK)==0)
{
Bmemcpy(ptr, dump, sp->size*cnt);
dump += sp->size*cnt;
}
}
if (dumpvar)
*dumpvar = dump;
return 0;
}
#define UINT(bits) uint##bits##_t
#define BYTES(bits) (bits>>3)
#define VAL(bits,p) (*(UINT(bits) *)(p))
static void docmpsd(const void *ptr, void *dump, uint32_t size, uint32_t cnt, uint8_t **diffvar)
{
uint8_t *retdiff = *diffvar;
// Hail to the C preprocessor, baby!
#define CPSINGLEVAL(Datbits) \
if (VAL(Datbits, ptr) != VAL(Datbits, dump)) \
{ \
VAL(Datbits, retdiff) = VAL(Datbits, dump) = VAL(Datbits, ptr); \
*diffvar = retdiff+BYTES(Datbits); \
}
if (cnt==1)
switch (size)
{
case 8: CPSINGLEVAL(64); return;
case 4: CPSINGLEVAL(32); return;
case 2: CPSINGLEVAL(16); return;
case 1: CPSINGLEVAL(8); return;
}
#define CPELTS(Idxbits, Datbits) do \
{ \
for (i=0; i<nelts; i++) \
{ \
if (*p!=*op) \
{ \
*op = *p; \
VAL(Idxbits, retdiff) = i; \
retdiff += BYTES(Idxbits); \
VAL(Datbits, retdiff) = *p; \
retdiff += BYTES(Datbits); \
} \
p++; \
op++; \
} \
VAL(Idxbits, retdiff) = -1; \
retdiff += BYTES(Idxbits); \
} while (0)
#define CPDATA(Datbits) do \
{ \
const UINT(Datbits) *p=(UINT(Datbits) *)ptr; \
UINT(Datbits) *op=(UINT(Datbits) *)dump; \
uint32_t i, nelts=tabledivide32_noinline(size*cnt, BYTES(Datbits)); \
if (nelts>65536) \
CPELTS(32,Datbits); \
else if (nelts>256) \
CPELTS(16,Datbits); \
else \
CPELTS(8,Datbits); \
} while (0)
if (size==8)
CPDATA(64);
else if ((size&3)==0)
CPDATA(32);
else if ((size&1)==0)
CPDATA(16);
else
CPDATA(8);
*diffvar = retdiff;
return;
#undef CPELTS
#undef CPSINGLEVAL
#undef CPDATA
}
// get the number of elements to be monitored for changes
static int32_t getnumvar(const dataspec_t *spec)
{
int32_t n=0;
for (; spec->flags!=DS_END; spec++)
n += (spec->flags&(DS_STRING|DS_CMP|DS_NOCHK|DS_SAVEFN|DS_LOADFN) ? 0 : 1);
return n;
}
// update dump at *dumpvar with new state and write diff to *diffvar
static void cmpspecdata(const dataspec_t *spec, uint8_t **dumpvar, uint8_t **diffvar)
{
void *ptr;
uint8_t *dump=*dumpvar, *diff=*diffvar, *tmptr;
const dataspec_t *sp=spec;
int32_t cnt, eltnum=0, nbytes=(getnumvar(spec)+7)>>3, l=Bstrlen((const char *)spec->ptr);
Bmemcpy(diff, spec->ptr, l);
diff+=l;
while (nbytes--)
*(diff++) = 0; // the bitmap of indices which elements of spec have changed go here
for (sp++; sp->flags!=DS_END; sp++)
{
if ((sp->flags&(DS_NOCHK|DS_STRING|DS_CMP)))
continue;
if (sp->flags&(DS_LOADFN|DS_SAVEFN))
{
if ((sp->flags&(DS_PROTECTFN))==0)
(*(void (*)())sp->ptr)();
continue;
}
ds_get(sp, &ptr, &cnt);
if (cnt < 0) { OSD_Printf("csd: cnt=%d, f=0x%x\n", cnt, sp->flags); continue; }
tmptr = diff;
docmpsd(ptr, dump, sp->size, cnt, &diff);
if (diff != tmptr)
(*diffvar + l)[eltnum>>3] |= 1<<(eltnum&7);
dump += sp->size*cnt;
eltnum++;
}
*diffvar = diff;
*dumpvar = dump;
return;
}
#define VALOFS(bits,p,ofs) (*(((UINT(bits) *)(p)) + (ofs)))
// apply diff to dump, not to state! state is restored from dump afterwards.
static int32_t applydiff(const dataspec_t *spec, uint8_t **dumpvar, uint8_t **diffvar)
{
uint8_t *dumptr=*dumpvar, *diffptr=*diffvar;
const dataspec_t *sp=spec;
int32_t cnt, eltnum=-1, nbytes=(getnumvar(spec)+7)>>3, l=Bstrlen((const char *)spec->ptr);
if (Bmemcmp(diffptr, spec->ptr, l)) // check STRING magic (sync check)
return 1;
diffptr += l+nbytes;
for (sp++; sp->flags!=DS_END; sp++)
{
if ((sp->flags&(DS_NOCHK|DS_STRING|DS_CMP|DS_LOADFN|DS_SAVEFN)))
continue;
cnt = ds_getcnt(sp);
if (cnt < 0) return 1;
eltnum++;
if (((*diffvar + l)[eltnum>>3]&(1<<(eltnum&7))) == 0)
{
dumptr += sp->size*cnt;
continue;
}
// ----------
#define CPSINGLEVAL(Datbits) \
VAL(Datbits, dumptr) = VAL(Datbits, diffptr); \
diffptr += BYTES(Datbits); \
dumptr += BYTES(Datbits)
if (cnt==1)
{
switch (sp->size)
{
case 8: CPSINGLEVAL(64); continue;
case 4: CPSINGLEVAL(32); continue;
case 2: CPSINGLEVAL(16); continue;
case 1: CPSINGLEVAL(8); continue;
}
}
#define CPELTS(Idxbits, Datbits) do \
{ \
UINT(Idxbits) idx; \
goto readidx_##Idxbits##_##Datbits; \
do \
{ \
VALOFS(Datbits, dumptr, idx) = VAL(Datbits, diffptr); \
diffptr += BYTES(Datbits); \
readidx_##Idxbits##_##Datbits: \
idx = VAL(Idxbits, diffptr); \
diffptr += BYTES(Idxbits); \
} while ((int##Idxbits##_t)idx != -1); \
} while (0)
#define CPDATA(Datbits) do \
{ \
uint32_t nelts=tabledivide32_noinline(sp->size*cnt, BYTES(Datbits)); \
if (nelts>65536) \
CPELTS(32,Datbits); \
else if (nelts>256) \
CPELTS(16,Datbits); \
else \
CPELTS(8,Datbits); \
} while (0)
if (sp->size==8)
CPDATA(64);
else if ((sp->size&3)==0)
CPDATA(32);
else if ((sp->size&1)==0)
CPDATA(16);
else
CPDATA(8);
dumptr += sp->size*cnt;
// ----------
#undef CPELTS
#undef CPSINGLEVAL
#undef CPDATA
}
*diffvar = diffptr;
*dumpvar = dumptr;
return 0;
}
#undef VAL
#undef VALOFS
#undef BYTES
#undef UINT
// calculate size needed for dump
static uint32_t calcsz(const dataspec_t *spec)
{
const dataspec_t *sp=spec;
int32_t cnt;
uint32_t dasiz=0;
for (; sp->flags!=DS_END; sp++)
{
// DS_STRINGs are used as sync checks in the diffs but not in the dump
if ((sp->flags&(DS_CMP|DS_NOCHK|DS_SAVEFN|DS_LOADFN|DS_STRING)))
continue;
cnt = ds_getcnt(sp);
if (cnt<=0) continue;
dasiz += cnt*sp->size;
}
return dasiz;
}
#ifdef USE_OPENGL
static void sv_prespriteextsave();
static void sv_postspriteext();
#endif
#if !defined LUNATIC
static void sv_calcbitptrsize();
static void sv_prescriptsave_once();
static void sv_prescriptload_once();
static void sv_postscript_once();
#else
// Recreate Lua state.
// XXX: It may matter a great deal when this is run from if the Lua code refers
// to C-side data at file scope. Such usage is strongly discouraged though.
static void sv_create_lua_state(void)
{
El_CreateGameState();
G_PostCreateGameState();
}
#endif
static void sv_preactordatasave();
static void sv_postactordata();
static void sv_preanimateptrsave();
static void sv_postanimateptr();
static void sv_prequote();
static void sv_quotesave();
static void sv_quoteload();
static void sv_prequoteredef();
static void sv_quoteredefsave();
static void sv_quoteredefload();
static void sv_postquoteredef();
static void sv_restsave();
static void sv_restload();
static void sv_preprojectilesave();
static void sv_postprojectilesave();
static void sv_preprojectileload();
static void sv_postprojectileload();
static projectile_t *ProjectileData;
#define SVARDATALEN \
((sizeof(g_player[0].user_name)+sizeof(g_player[0].pcolor)+sizeof(g_player[0].pteam) \
+sizeof(g_player[0].frags)+sizeof(DukePlayer_t))*MAXPLAYERS)
#if !defined LUNATIC
static uint32_t savegame_bitptrsize;
#endif
static uint8_t savegame_quotedef[MAXQUOTES>>3];
static char(*savegame_quotes)[MAXQUOTELEN];
static char(*savegame_quoteredefs)[MAXQUOTELEN];
static uint8_t savegame_restdata[SVARDATALEN];
static const dataspec_t svgm_udnetw[] =
{
{ DS_STRING, (void *)"blK:udnt", 0, 1 },
{ 0, &ud.multimode, sizeof(ud.multimode), 1 },
{ 0, &g_numPlayerSprites, sizeof(g_numPlayerSprites), 1 },
{ 0, &g_playerSpawnPoints, sizeof(g_playerSpawnPoints), 1 },
{ DS_NOCHK, &ud.volume_number, sizeof(ud.volume_number), 1 },
{ DS_NOCHK, &ud.level_number, sizeof(ud.level_number), 1 },
{ DS_NOCHK, &ud.player_skill, sizeof(ud.player_skill), 1 },
{ DS_NOCHK, &ud.from_bonus, sizeof(ud.from_bonus), 1 },
{ DS_NOCHK, &ud.secretlevel, sizeof(ud.secretlevel), 1 },
{ DS_NOCHK, &ud.respawn_monsters, sizeof(ud.respawn_monsters), 1 },
{ DS_NOCHK, &ud.respawn_items, sizeof(ud.respawn_items), 1 },
{ DS_NOCHK, &ud.respawn_inventory, sizeof(ud.respawn_inventory), 1 },
{ 0, &ud.god, sizeof(ud.god), 1 },
{ 0, &ud.auto_run, sizeof(ud.auto_run), 1 },
// { DS_NOCHK, &ud.crosshair, sizeof(ud.crosshair), 1 },
{ DS_NOCHK, &ud.monsters_off, sizeof(ud.monsters_off), 1 },
{ DS_NOCHK, &ud.last_level, sizeof(ud.last_level), 1 },
{ 0, &ud.eog, sizeof(ud.eog), 1 },
{ DS_NOCHK, &ud.coop, sizeof(ud.coop), 1 },
{ DS_NOCHK, &ud.marker, sizeof(ud.marker), 1 },
{ DS_NOCHK, &ud.ffire, sizeof(ud.ffire), 1 },
{ DS_NOCHK, &ud.noexits, sizeof(ud.noexits), 1 },
{ DS_NOCHK, &ud.playerai, sizeof(ud.playerai), 1 },
{ 0, &ud.pause_on, sizeof(ud.pause_on), 1 },
{ DS_NOCHK, &currentboardfilename[0], BMAX_PATH, 1 },
// { DS_LOADFN, (void *)&sv_postudload, 0, 1 },
{ 0, connectpoint2, sizeof(connectpoint2), 1 },
{ 0, &randomseed, sizeof(randomseed), 1 },
{ 0, &g_globalRandom, sizeof(g_globalRandom), 1 },
#ifdef LUNATIC
// Save game tic count for Lunatic because it is exposed to userland. See
// test/helixspawner.lua for an example.
{ 0, &g_moveThingsCount, sizeof(g_moveThingsCount), 1 },
#endif
// { 0, &lockclock_dummy, sizeof(lockclock), 1 },
{ DS_END, 0, 0, 0 }
};
#if !defined DEBUG_MAIN_ARRAYS
# define DS_MAINAR DS_DYNAMIC
#else
# define DS_MAINAR 0
#endif
static const dataspec_t svgm_secwsp[] =
{
{ DS_STRING, (void *)"blK:swsp", 0, 1 },
{ DS_NOCHK, &numwalls, sizeof(numwalls), 1 },
{ DS_MAINAR|DS_CNT(numwalls), &wall, sizeof(walltype), (intptr_t)&numwalls },
{ DS_NOCHK, &numsectors, sizeof(numsectors), 1 },
{ DS_MAINAR|DS_CNT(numsectors), &sector, sizeof(sectortype), (intptr_t)&numsectors },
{ DS_MAINAR, &sprite, sizeof(spritetype), MAXSPRITES },
#ifdef YAX_ENABLE
{ DS_NOCHK, &numyaxbunches, sizeof(numyaxbunches), 1 },
# if !defined NEW_MAP_FORMAT
{ DS_CNT(numsectors), yax_bunchnum, sizeof(yax_bunchnum[0]), (intptr_t)&numsectors },
{ DS_CNT(numwalls), yax_nextwall, sizeof(yax_nextwall[0]), (intptr_t)&numwalls },
# endif
{ DS_LOADFN|DS_PROTECTFN, (void *)&sv_postyaxload, 0, 1 },
#endif
{ 0, &Numsprites, sizeof(Numsprites), 1 },
{ 0, &tailspritefree, sizeof(tailspritefree), 1 },
{ 0, &headspritesect[0], sizeof(headspritesect[0]), MAXSECTORS+1 },
{ 0, &prevspritesect[0], sizeof(prevspritesect[0]), MAXSPRITES },
{ 0, &nextspritesect[0], sizeof(nextspritesect[0]), MAXSPRITES },
{ 0, &headspritestat[0], sizeof(headspritestat[0]), MAXSTATUS+1 },
{ 0, &prevspritestat[0], sizeof(prevspritestat[0]), MAXSPRITES },
{ 0, &nextspritestat[0], sizeof(nextspritestat[0]), MAXSPRITES },
#ifdef USE_OPENGL
{ DS_SAVEFN, (void *)&sv_prespriteextsave, 0, 1 },
#endif
{ DS_MAINAR, &spriteext, sizeof(spriteext_t), MAXSPRITES },
#ifdef USE_OPENGL
{ DS_SAVEFN|DS_LOADFN, (void *)&sv_postspriteext, 0, 1 },
#endif
{ 0, &DynamicTileMap[0], sizeof(DynamicTileMap[0]), MAXTILES }, // NOCHK?
{ 0, &DynamicSoundMap[0], sizeof(DynamicSoundMap[0]), MAXSOUNDS }, // NOCHK?
{ DS_NOCHK, &g_numCyclers, sizeof(g_numCyclers), 1 },
{ DS_CNT(g_numCyclers), &cyclers[0][0], sizeof(cyclers[0]), (intptr_t)&g_numCyclers },
{ DS_NOCHK, &g_numAnimWalls, sizeof(g_numAnimWalls), 1 },
{ DS_CNT(g_numAnimWalls), &animwall, sizeof(animwall[0]), (intptr_t)&g_numAnimWalls },
{ DS_NOCHK, &g_mirrorCount, sizeof(g_mirrorCount), 1 },
{ DS_NOCHK, &g_mirrorWall[0], sizeof(g_mirrorWall[0]), ARRAY_SIZE(g_mirrorWall) },
{ DS_NOCHK, &g_mirrorSector[0], sizeof(g_mirrorSector[0]), ARRAY_SIZE(g_mirrorSector) },
// projectiles
{ 0, &SpriteProjectile[0], sizeof(projectile_t), MAXSPRITES },
{ 0, &everyothertime, sizeof(everyothertime), 1 },
{ DS_END, 0, 0, 0 }
};
static const dataspec_t svgm_script[] =
{
{ DS_STRING, (void *)"blK:scri", 0, 1 },
#if !defined LUNATIC
{ DS_NOCHK, &g_scriptSize, sizeof(g_scriptSize), 1 },
{ DS_SAVEFN|DS_LOADFN|DS_NOCHK, (void *)&sv_calcbitptrsize, 0, 1 },
{ DS_DYNAMIC|DS_CNT(savegame_bitptrsize)|DS_NOCHK, &bitptr, sizeof(bitptr[0]), (intptr_t)&savegame_bitptrsize },
{ DS_SAVEFN|DS_NOCHK, (void *)&sv_prescriptsave_once, 0, 1 },
#endif
{ DS_SAVEFN, (void *) &sv_preprojectilesave, 0, 1 },
{ DS_LOADFN, (void *) &sv_preprojectileload, 0, 1 },
{ DS_NOCHK, &g_tile[0], sizeof(tiledata_t), MAXTILES },
{ DS_DYNAMIC|DS_CNT(g_numProjectiles), &ProjectileData, sizeof(projectile_t), (intptr_t)&g_numProjectiles },
{ DS_SAVEFN, (void *) &sv_postprojectilesave, 0, 1 },
{ DS_LOADFN, (void *) &sv_postprojectileload, 0, 1 },
#if !defined LUNATIC
{ DS_LOADFN|DS_NOCHK, (void *)&sv_prescriptload_once, 0, 1 },
{ DS_DYNAMIC|DS_CNT(g_scriptSize)|DS_NOCHK, &script, sizeof(script[0]), (intptr_t)&g_scriptSize },
// { DS_NOCHK, &apScriptGameEvent[0], sizeof(apScriptGameEvent[0]), MAXGAMEEVENTS },
{ DS_SAVEFN|DS_LOADFN|DS_NOCHK, (void *)&sv_postscript_once, 0, 1 },
#endif
{ DS_SAVEFN, (void *)&sv_preactordatasave, 0, 1 },
{ 0, &actor[0], sizeof(actor_t), MAXSPRITES },
{ DS_SAVEFN|DS_LOADFN, (void *)&sv_postactordata, 0, 1 },
#if defined LUNATIC
{ DS_LOADFN|DS_NOCHK, (void *)&sv_create_lua_state, 0, 1 },
#endif
{ DS_END, 0, 0, 0 }
};
static const dataspec_t svgm_anmisc[] =
{
{ DS_STRING, (void *)"blK:anms", 0, 1 },
{ 0, &g_animateCount, sizeof(g_animateCount), 1 },
{ 0, &animatesect[0], sizeof(animatesect[0]), MAXANIMATES },
{ 0, &animategoal[0], sizeof(animategoal[0]), MAXANIMATES },
{ 0, &animatevel[0], sizeof(animatevel[0]), MAXANIMATES },
{ DS_SAVEFN, (void *)&sv_preanimateptrsave, 0, 1 },
{ 0, &animateptr[0], sizeof(animateptr[0]), MAXANIMATES },
{ DS_SAVEFN|DS_LOADFN , (void *)&sv_postanimateptr, 0, 1 },
{ 0, &g_curViewscreen, sizeof(g_curViewscreen), 1 },
{ 0, &msx[0], sizeof(msx[0]), ARRAY_SIZE(msx) },
{ 0, &msy[0], sizeof(msy[0]), ARRAY_SIZE(msy) },
{ 0, &g_spriteDeleteQueuePos, sizeof(g_spriteDeleteQueuePos), 1 },
{ DS_NOCHK, &g_spriteDeleteQueueSize, sizeof(g_spriteDeleteQueueSize), 1 },
{ DS_CNT(g_spriteDeleteQueueSize), &SpriteDeletionQueue[0], sizeof(int16_t), (intptr_t)&g_spriteDeleteQueueSize },
{ 0, &show2dsector[0], sizeof(uint8_t), MAXSECTORS>>3 },
{ DS_NOCHK, &g_numClouds, sizeof(g_numClouds), 1 },
{ 0, &clouds[0], sizeof(clouds), 1 },
{ 0, &cloudx, sizeof(cloudx), 1 },
{ 0, &cloudy, sizeof(cloudy), 1 },
{ 0, &g_pskyidx, sizeof(g_pskyidx), 1 }, // DS_NOCHK?
{ 0, &g_earthquakeTime, sizeof(g_earthquakeTime), 1 },
{ DS_SAVEFN|DS_LOADFN|DS_NOCHK, (void *)sv_prequote, 0, 1 },
{ DS_SAVEFN, (void *)&sv_quotesave, 0, 1 },
{ DS_NOCHK, &savegame_quotedef, sizeof(savegame_quotedef), 1 }, // quotes can change during runtime, but new quote numbers cannot be allocated
{ DS_DYNAMIC, &savegame_quotes, MAXQUOTELEN, MAXQUOTES },
{ DS_LOADFN, (void *)&sv_quoteload, 0, 1 },
{ DS_NOCHK, &g_numQuoteRedefinitions, sizeof(g_numQuoteRedefinitions), 1 },
{ DS_NOCHK|DS_SAVEFN|DS_LOADFN, (void *)&sv_prequoteredef, 0, 1 },
{ DS_NOCHK|DS_SAVEFN, (void *)&sv_quoteredefsave, 0, 1 }, // quote redefinitions replace quotes at runtime, but cannot be changed after CON compilation
{ DS_NOCHK|DS_DYNAMIC|DS_CNT(g_numQuoteRedefinitions), &savegame_quoteredefs, MAXQUOTELEN, (intptr_t)&g_numQuoteRedefinitions },
{ DS_NOCHK|DS_LOADFN, (void *)&sv_quoteredefload, 0, 1 },
{ DS_NOCHK|DS_SAVEFN|DS_LOADFN, (void *)&sv_postquoteredef, 0, 1 },
#ifdef LUNATIC
{ 0, g_playerWeapon, sizeof(weapondata_t), MAXPLAYERS*MAX_WEAPONS },
#endif
{ DS_SAVEFN, (void *)&sv_restsave, 0, 1 },
{ 0, savegame_restdata, 1, sizeof(savegame_restdata) }, // sz/cnt swapped for kdfread
{ DS_LOADFN, (void *)&sv_restload, 0, 1 },
{ DS_STRING, (void *)"savegame_end", 0, 1 },
{ DS_END, 0, 0, 0 }
};
#if !defined LUNATIC
static dataspec_t *svgm_vars=NULL;
#endif
static uint8_t *dosaveplayer2(FILE *fil, uint8_t *mem);
static int32_t doloadplayer2(int32_t fil, uint8_t **memptr);
static void postloadplayer(int32_t savegamep);
// SVGM snapshot system
static uint32_t svsnapsiz;
static uint8_t *svsnapshot, *svinitsnap;
static uint32_t svdiffsiz;
static uint8_t *svdiff;
#include "gamedef.h"
#if !defined LUNATIC
# define SV_SKIPMASK (/*GAMEVAR_SYSTEM|*/GAMEVAR_READONLY|GAMEVAR_INTPTR| \
GAMEVAR_SHORTPTR|GAMEVAR_CHARPTR /*|GAMEVAR_NORESET*/ |GAMEVAR_SPECIAL)
// setup gamevar data spec for snapshotting and diffing... gamevars must be loaded when called
static void sv_makevarspec()
{
static char *magic = "blK:vars";
int32_t i, j, numsavedvars=0, numsavedarrays=0, per;
for (i=0; i<g_gameVarCount; i++)
numsavedvars += (aGameVars[i].dwFlags&SV_SKIPMASK) ? 0 : 1;
for (i=0; i<g_gameArrayCount; i++)
numsavedarrays += !(aGameArrays[i].dwFlags & GAMEARRAY_READONLY); // SYSTEM_GAMEARRAY
Bfree(svgm_vars);
svgm_vars = (dataspec_t *)Xmalloc((numsavedvars+numsavedarrays+2)*sizeof(dataspec_t));
svgm_vars[0].flags = DS_STRING;
svgm_vars[0].ptr = magic;
svgm_vars[0].cnt = 1;
j=1;
for (i=0; i<g_gameVarCount; i++)
{
if (aGameVars[i].dwFlags&SV_SKIPMASK)
continue;
per = aGameVars[i].dwFlags&GAMEVAR_USER_MASK;
svgm_vars[j].flags = 0;
svgm_vars[j].ptr = (per==0) ? &aGameVars[i].val.lValue : aGameVars[i].val.plValues;
svgm_vars[j].size = sizeof(intptr_t);
svgm_vars[j].cnt = (per==0) ? 1 : (per==GAMEVAR_PERPLAYER ? MAXPLAYERS : MAXSPRITES);
j++;
}
for (i=0; i<g_gameArrayCount; i++)
{
// We must not update read-only SYSTEM_GAMEARRAY gamearrays: besides
// being questionable by itself, sizeof(...) may be e.g. 4 whereas the
// actual element type is int16_t (such as tilesizx[]/tilesizy[]).
if (aGameArrays[i].dwFlags & GAMEARRAY_READONLY)
continue;
intptr_t * const plValues = aGameArrays[i].plValues;
svgm_vars[j].flags = 0;
svgm_vars[j].ptr = plValues;
svgm_vars[j].size = plValues == NULL ? 0 : sizeof(aGameArrays[0].plValues[0]);
svgm_vars[j].cnt = aGameArrays[i].size; // assumed constant throughout demo, i.e. no RESIZEARRAY
j++;
}
svgm_vars[j].flags = DS_END;
svgm_vars[j].ptr = NULL;
svgm_vars[j].size = svgm_vars[j].cnt = 0;
}
#endif
void sv_freemem()
{
DO_FREE_AND_NULL(svsnapshot);
DO_FREE_AND_NULL(svinitsnap);
DO_FREE_AND_NULL(svdiff);
}
static void SV_AllocSnap(int32_t allocinit)
{
sv_freemem();
svsnapshot = (uint8_t *)Xmalloc(svsnapsiz);
if (allocinit)
svinitsnap = (uint8_t *)Xmalloc(svsnapsiz);
svdiffsiz = svsnapsiz; // theoretically it's less than could be needed in the worst case, but practically it's overkill
svdiff = (uint8_t *)Xmalloc(svdiffsiz);
}
EDUKE32_STATIC_ASSERT(sizeof(savehead_t) == SAVEHEAD_SIZE);
// make snapshot only if spot < 0 (demo)
int32_t sv_saveandmakesnapshot(FILE *fil, int8_t spot, int8_t recdiffsp, int8_t diffcompress, int8_t synccompress)
{
savehead_t h;
// set a few savegame system globals
savegame_comprthres = SV_DEFAULTCOMPRTHRES;
savegame_diffcompress = diffcompress;
// calculate total snapshot size
#if !defined LUNATIC
sv_makevarspec();
svsnapsiz = calcsz(svgm_vars);
#else
svsnapsiz = 0;
#endif
svsnapsiz += calcsz(svgm_udnetw) + calcsz(svgm_secwsp) + calcsz(svgm_script) + calcsz(svgm_anmisc);
// create header
Bmemcpy(h.headerstr, "EDuke32SAVE", 11);
h.majorver = SV_MAJOR_VER;
h.minorver = SV_MINOR_VER;
h.ptrsize = sizeof(intptr_t);
h.bytever = BYTEVERSION;
h.comprthres = savegame_comprthres;
h.recdiffsp = recdiffsp;
h.diffcompress = savegame_diffcompress;
h.synccompress = synccompress;
h.reccnt = 0;
h.snapsiz = svsnapsiz;
// the following is kinda redundant, but we save it here to be able to quickly fetch
// it in a savegame header read
h.numplayers = ud.multimode;
h.volnum = ud.volume_number;
h.levnum = ud.level_number;
h.skill = ud.player_skill;
const uint32_t BSZ = sizeof(h.boardfn);
EDUKE32_STATIC_ASSERT(BSZ == sizeof(currentboardfilename));
Bstrncpy(h.boardfn, currentboardfilename, BSZ);
if (currentboardfilename[0] != 0 && ud.level_number == 7 && ud.volume_number == 0)
{
// Shoehorn currently playing music into last bytes of board name buffer.
// SAVEGAME_MUSIC.
if (g_musicIndex != (0*MAXLEVELS+7) && Bstrlen(h.boardfn) < BSZ-2)
{
h.boardfn[BSZ-2] = g_musicIndex / MAXLEVELS;
h.boardfn[BSZ-1] = g_musicIndex % MAXLEVELS;
}
}
if ((unsigned)spot < MAXSAVEGAMES)
{
// savegame
Bstrncpyz(h.savename, ud.savegame[spot], sizeof(h.savename));
#ifdef __ANDROID__
Bstrncpyz(h.volname, EpisodeNames[ud.volume_number], sizeof(h.volname));
Bstrncpyz(h.skillname, SkillNames[ud.player_skill], sizeof(h.skillname));
#endif
}
else
{
// demo
const time_t t=time(NULL);
struct tm *st;
Bstrncpyz(h.savename, "EDuke32 demo", sizeof(h.savename));
if (t>=0 && (st = localtime(&t)))
Bsnprintf(h.savename, sizeof(h.savename), "Demo %04d%02d%02d %s",
st->tm_year+1900, st->tm_mon+1, st->tm_mday, s_buildRev);
}
// write header
fwrite(&h, sizeof(savehead_t), 1, fil);
// for savegames, the file offset after the screenshot goes here;
// for demos, we keep it 0 to signify that we didn't save one
fwrite("\0\0\0\0", 4, 1, fil);
if (spot >= 0 && waloff[TILE_SAVESHOT])
{
int32_t ofs;
// write the screenshot compressed
dfwrite((char *)waloff[TILE_SAVESHOT], 320, 200, fil);
// write the current file offset right after the header
ofs = ftell(fil);
fseek(fil, sizeof(savehead_t), SEEK_SET);
fwrite(&ofs, 4, 1, fil);
fseek(fil, ofs, SEEK_SET);
}
#ifdef DEBUGGINGAIDS
OSD_Printf("sv_saveandmakesnapshot: snapshot size: %d bytes.\n", svsnapsiz);
#endif
if (spot >= 0)
{
// savegame
dosaveplayer2(fil, NULL);
#ifdef LUNATIC
if (!g_savedOK)
{
OSD_Printf("sv_saveandmakesnapshot: failed serializing Lunatic gamevar \"%s\".\n",
g_failedVarname);
g_failedVarname = NULL;
return 1;
}
#endif
}
else
{
uint8_t *p;
// demo
SV_AllocSnap(0);
p = dosaveplayer2(fil, svsnapshot);
if (p != svsnapshot+svsnapsiz)
{
OSD_Printf("sv_saveandmakesnapshot: ptr-(snapshot end)=%d!\n", (int32_t)(p-(svsnapshot+svsnapsiz)));
return 1;
}
}
g_oldverSavegame[spot] = 0;
return 0;
}
EDUKE32_STATIC_ASSERT(sizeof(savehead_t) == SAVEHEAD_SIZE);
// if file is not an EDuke32 savegame/demo, h->headerstr will be all zeros
int32_t sv_loadheader(int32_t fil, int32_t spot, savehead_t *h)
{
int32_t havedemo = (spot < 0);
if (kread(fil, h, sizeof(savehead_t)) != sizeof(savehead_t))
{
OSD_Printf("%s %d header corrupt.\n", havedemo ? "Demo":"Savegame", havedemo ? -spot : spot);
Bmemset(h->headerstr, 0, sizeof(h->headerstr));
return -1;
}
if (Bmemcmp(h->headerstr, "EDuke32SAVE", 11))
{
h->headerstr[sizeof(h->headerstr)-1] = 0;
OSD_Printf("%s %d header reads \"%s\", expected \"EDuke32SAVE\".\n",
havedemo ? "Demo":"Savegame", havedemo ? -spot : spot, h->headerstr);
Bmemset(h->headerstr, 0, sizeof(h->headerstr));
return 1;
}
if (h->majorver != SV_MAJOR_VER || h->minorver != SV_MINOR_VER || h->bytever != BYTEVERSION)
{
if (havedemo)
OSD_Printf("Incompatible demo version. Expected %d.%d.%d, found %d.%d.%d\n",
SV_MAJOR_VER, SV_MINOR_VER, BYTEVERSION,
h->majorver, h->minorver, h->bytever);
return 2;
}
if (h->ptrsize != sizeof(intptr_t))
{
if (havedemo)
OSD_Printf("Demo incompatible. Expected pointer size %d, found %d\n",
(int32_t)sizeof(intptr_t), h->ptrsize);
return 3;
}
return 0;
}
int32_t sv_loadsnapshot(int32_t fil, int32_t spot, savehead_t *h)
{
uint8_t *p;
int32_t i;
if (spot < 0)
{
// demo
i = sv_loadheader(fil, spot, h);
if (i)
return i;
// Used to be in doloadplayer2(), now redundant for savegames since
// we checked before. Multiplayer demos need still to be taken care of.
if (h->numplayers != numplayers)
return 9;
}
// else (if savegame), we just read the header and are now at offset sizeof(savehead_t)
#ifdef DEBUGGINGAIDS
OSD_Printf("sv_loadsnapshot: snapshot size: %d bytes.\n", h->snapsiz);
#endif
if (kread(fil, &i, 4) != 4)
{
OSD_Printf("sv_snapshot: couldn't read 4 bytes after header.\n");
return 7;
}
if (i > 0)
{
if (klseek(fil, i, SEEK_SET) != i)
{
OSD_Printf("sv_snapshot: failed skipping over the screenshot.\n");
return 8;
}
}
savegame_comprthres = h->comprthres;
if (spot >= 0)
{
// savegame
i = doloadplayer2(fil, NULL);
if (i)
{
OSD_Printf("sv_loadsnapshot: doloadplayer2() returned %d.\n", i);
return 5;
}
}
else
{
// demo
savegame_diffcompress = h->diffcompress;
svsnapsiz = h->snapsiz;
SV_AllocSnap(1);
p = svsnapshot;
i = doloadplayer2(fil, &p);
if (i)
{
OSD_Printf("sv_loadsnapshot: doloadplayer2() returned %d.\n", i);
sv_freemem();
return 5;
}
if (p != svsnapshot+svsnapsiz)
{
OSD_Printf("sv_loadsnapshot: internal error: p-(snapshot end)=%d!\n",
(int32_t)(p-(svsnapshot+svsnapsiz)));
sv_freemem();
return 6;
}
Bmemcpy(svinitsnap, svsnapshot, svsnapsiz);
}
postloadplayer((spot >= 0));
return 0;
}
uint32_t sv_writediff(FILE *fil)
{
uint8_t *p=svsnapshot, *d=svdiff;
uint32_t diffsiz;
cmpspecdata(svgm_udnetw, &p, &d);
cmpspecdata(svgm_secwsp, &p, &d);
cmpspecdata(svgm_script, &p, &d);
cmpspecdata(svgm_anmisc, &p, &d);
#if !defined LUNATIC
cmpspecdata(svgm_vars, &p, &d);
#endif
if (p != svsnapshot+svsnapsiz)
OSD_Printf("sv_writediff: dump+siz=%p, p=%p!\n", svsnapshot+svsnapsiz, p);
diffsiz = d-svdiff;
fwrite("dIfF",4,1,fil);
fwrite(&diffsiz, sizeof(diffsiz), 1, fil);
if (savegame_diffcompress)
dfwrite(svdiff, 1, diffsiz, fil); // cnt and sz swapped
else
fwrite(svdiff, 1, diffsiz, fil);
return diffsiz;
}
int32_t sv_readdiff(int32_t fil)
{
uint8_t *p=svsnapshot, *d=svdiff, i=0; //, tbuf[4];
int32_t diffsiz;
#if 0 // handled by the caller
if (kread(fil, tbuf, 4)!=4)
return -1;
if (Bmemcmp(tbuf, "dIfF", 4))
return 4;
#endif
if (kread(fil, &diffsiz, sizeof(uint32_t))!=sizeof(uint32_t))
return -1;
if (savegame_diffcompress)
{
if (kdfread(svdiff, 1, diffsiz, fil) != diffsiz) // cnt and sz swapped
return -2;
}
else
{
if (kread(fil, svdiff, diffsiz) != diffsiz)
return -2;
}
if (applydiff(svgm_udnetw, &p, &d)) return -3;
if (applydiff(svgm_secwsp, &p, &d)) return -4;
if (applydiff(svgm_script, &p, &d)) return -5;
if (applydiff(svgm_anmisc, &p, &d)) return -6;
#if !defined LUNATIC
if (applydiff(svgm_vars, &p, &d)) return -7;
#endif
if (p!=svsnapshot+svsnapsiz)
i|=1;
if (d!=svdiff+diffsiz)
i|=2;
if (i)
OSD_Printf("sv_readdiff: p=%p, svsnapshot+svsnapsiz=%p; d=%p, svdiff+diffsiz=%p",
p, svsnapshot+svsnapsiz, d, svdiff+diffsiz);
return i;
}
// SVGM data description
static void sv_postudload()
{
// Bmemcpy(&boardfilename[0], &currentboardfilename[0], BMAX_PATH); // DON'T do this in demos!
#if 1
ud.m_level_number = ud.level_number;
ud.m_volume_number = ud.volume_number;
ud.m_player_skill = ud.player_skill;
ud.m_respawn_monsters = ud.respawn_monsters;
ud.m_respawn_items = ud.respawn_items;
ud.m_respawn_inventory = ud.respawn_inventory;
ud.m_monsters_off = ud.monsters_off;
ud.m_coop = ud.coop;
ud.m_marker = ud.marker;
ud.m_ffire = ud.ffire;
ud.m_noexits = ud.noexits;
#endif
}
//static int32_t lockclock_dummy;
#ifdef USE_OPENGL
static void sv_prespriteextsave()
{
int32_t i;
for (i=0; i<MAXSPRITES; i++)
if (spriteext[i].mdanimtims)
{
spriteext[i].mdanimtims -= mdtims;
if (spriteext[i].mdanimtims==0)
spriteext[i].mdanimtims++;
}
}
static void sv_postspriteext()
{
int32_t i;
for (i=0; i<MAXSPRITES; i++)
if (spriteext[i].mdanimtims)
spriteext[i].mdanimtims += mdtims;
}
#endif
#ifdef YAX_ENABLE
void sv_postyaxload(void)
{
yax_update(numyaxbunches>0 ? 2 : 1);
}
#endif
#if !defined LUNATIC
static void sv_calcbitptrsize()
{
savegame_bitptrsize = (g_scriptSize+7)>>3;
}
static void sv_prescriptsave_once()
{
int32_t i;
for (i=0; i<g_scriptSize; i++)
if (bitptr[i>>3]&(BITPTR_POINTER<<(i&7)))
script[i] = (intptr_t *)script[i] - script;
G_Util_PtrToIdx2(&g_tile[0].execPtr, MAXTILES, sizeof(tiledata_t), script, P2I_FWD_NON0);
G_Util_PtrToIdx2(&g_tile[0].loadPtr, MAXTILES, sizeof(tiledata_t), script, P2I_FWD_NON0);
}
static void sv_prescriptload_once()
{
Bfree(script);
script = (intptr_t *)Xmalloc(g_scriptSize * sizeof(script[0]));
}
static void sv_postscript_once()
{
int32_t i;
G_Util_PtrToIdx2(&g_tile[0].execPtr, MAXTILES, sizeof(tiledata_t), script, P2I_BACK_NON0);
G_Util_PtrToIdx2(&g_tile[0].loadPtr, MAXTILES, sizeof(tiledata_t), script, P2I_BACK_NON0);
for (i=0; i<g_scriptSize; i++)
if (bitptr[i>>3]&(BITPTR_POINTER<<(i&7)))
script[i] = (intptr_t)(script + script[i]);
}
#endif
static void sv_preactordatasave()
{
int32_t i;
for (i=0; i<MAXSPRITES; i++)
{
actor[i].lightptr = NULL;
actor[i].lightId = -1;
}
}
static void sv_postactordata()
{
int32_t i;
for (i=0; i<MAXSPRITES; i++)
{
actor[i].lightptr = NULL;
actor[i].lightId = -1;
}
}
static void sv_preanimateptrsave()
{
G_Util_PtrToIdx(animateptr, g_animateCount, sector, P2I_FWD);
}
static void sv_postanimateptr()
{
G_Util_PtrToIdx(animateptr, g_animateCount, sector, P2I_BACK);
}
static void sv_prequote()
{
if (!savegame_quotes)
{
void *ptr = Xcalloc(MAXQUOTES, MAXQUOTELEN);
savegame_quotes = (char(*)[MAXQUOTELEN])ptr;
}
}
static void sv_quotesave()
{
int32_t i;
Bmemset(savegame_quotedef, 0, sizeof(savegame_quotedef));
for (i=0; i<MAXQUOTES; i++)
if (ScriptQuotes[i])
{
savegame_quotedef[i>>3] |= 1<<(i&7);
Bmemcpy(savegame_quotes[i], ScriptQuotes[i], MAXQUOTELEN);
}
}
static void sv_quoteload()
{
int32_t i;
for (i=0; i<MAXQUOTES; i++)
{
if (savegame_quotedef[i>>3]&(1<<(i&7)))
{
C_AllocQuote(i);
Bmemcpy(ScriptQuotes[i], savegame_quotes[i], MAXQUOTELEN);
}
}
}
static void sv_preprojectilesave()
{
if (ProjectileData != NULL || g_numProjectiles > 0)
ProjectileData = (projectile_t *) Xrealloc(ProjectileData, sizeof(projectile_t) * g_numProjectiles);
#ifdef DEBUGGINGAIDS
int onumprojectiles = g_numProjectiles;
#endif
g_numProjectiles = 0;
for (int i=0; i<MAXTILES; i++)
{
if (g_tile[i].proj)
{
Bmemcpy(&ProjectileData[g_numProjectiles], g_tile[i].proj, sizeof(projectile_t));
Bmemcpy(&ProjectileData[g_numProjectiles+1], g_tile[i].defproj, sizeof(projectile_t));
g_numProjectiles += 2;
}
}
#ifdef DEBUGGINGAIDS
Bassert(g_numProjectiles == onumprojectiles);
#endif
}
static void sv_postprojectilesave()
{
// DO_FREE_AND_NULL(ProjectileData);
}
static void sv_preprojectileload()
{
if (ProjectileData != NULL || g_numProjectiles > 0)
ProjectileData = (projectile_t *) Xrealloc(ProjectileData, sizeof(projectile_t) * g_numProjectiles);
for (int i=0; i<MAXTILES; i++)
C_FreeProjectile(i);
}
static void sv_postprojectileload()
{
#ifdef DEBUGGINGAIDS
int onumprojectiles = g_numProjectiles;
#endif
g_numProjectiles = 0;
for (int i=0; i<MAXTILES; i++)
{
if (g_tile[i].proj)
{
C_AllocProjectile(i);
Bmemcpy(g_tile[i].proj, &ProjectileData[g_numProjectiles], sizeof(projectile_t));
Bmemcpy(g_tile[i].defproj, &ProjectileData[g_numProjectiles+1], sizeof(projectile_t));
g_numProjectiles += 2;
}
}
#ifdef DEBUGGINGAIDS
Bassert(g_numProjectiles == onumprojectiles);
#endif
// DO_FREE_AND_NULL(ProjectileData);
}
static void sv_prequoteredef()
{
// "+1" needed for dfwrite which doesn't handle the src==NULL && cnt==0 case
void *ptr = Xcalloc(g_numQuoteRedefinitions+1, MAXQUOTELEN);
savegame_quoteredefs = (char(*)[MAXQUOTELEN])ptr;
}
static void sv_quoteredefsave()
{
int32_t i;
for (i=0; i<g_numQuoteRedefinitions; i++)
if (ScriptQuoteRedefinitions[i])
Bmemcpy(savegame_quoteredefs[i], ScriptQuoteRedefinitions[i], MAXQUOTELEN);
}
static void sv_quoteredefload()
{
int32_t i;
for (i=0; i<g_numQuoteRedefinitions; i++)
{
if (!ScriptQuoteRedefinitions[i])
ScriptQuoteRedefinitions[i] = (char *)Xcalloc(1,MAXQUOTELEN);
Bmemcpy(ScriptQuoteRedefinitions[i], savegame_quoteredefs[i], MAXQUOTELEN);
}
}
static void sv_postquoteredef()
{
Bfree(savegame_quoteredefs), savegame_quoteredefs=NULL;
}
static void sv_restsave()
{
int32_t i;
uint8_t *mem = savegame_restdata;
DukePlayer_t dummy_ps;
Bmemset(&dummy_ps, 0, sizeof(DukePlayer_t));
#define CPDAT(ptr,sz) Bmemcpy(mem, ptr, sz), mem+=sz
for (i=0; i<MAXPLAYERS; i++)
{
CPDAT(g_player[i].user_name, 32);
CPDAT(&g_player[i].pcolor, sizeof(g_player[0].pcolor));
CPDAT(&g_player[i].pteam, sizeof(g_player[0].pteam));
CPDAT(&g_player[i].frags[0], sizeof(g_player[0].frags));
if (g_player[i].ps)
CPDAT(g_player[i].ps, sizeof(DukePlayer_t));
else
CPDAT(&dummy_ps, sizeof(DukePlayer_t));
}
Bassert((savegame_restdata+SVARDATALEN)-mem == 0);
#undef CPDAT
}
static void sv_restload()
{
int32_t i;
uint8_t *mem = savegame_restdata;
DukePlayer_t dummy_ps;
#define CPDAT(ptr,sz) Bmemcpy(ptr, mem, sz), mem+=sz
for (i=0; i<MAXPLAYERS; i++)
{
CPDAT(g_player[i].user_name, 32);
CPDAT(&g_player[i].pcolor, sizeof(g_player[0].pcolor));
CPDAT(&g_player[i].pteam, sizeof(g_player[0].pteam));
CPDAT(&g_player[i].frags[0], sizeof(g_player[0].frags));
if (g_player[i].ps)
CPDAT(g_player[i].ps, sizeof(DukePlayer_t));
else
CPDAT(&dummy_ps, sizeof(DukePlayer_t));
}
#undef CPDAT
}
#ifdef DEBUGGINGAIDS
# define PRINTSIZE(name) do { if (mem) OSD_Printf(name ": %d\n", (int32_t)(mem-tmem)); \
OSD_Printf(name ": %d ms\n", getticks()-t); t=getticks(); tmem=mem; } while (0)
#else
# define PRINTSIZE(name) do { } while (0)
#endif
#ifdef LUNATIC
// <levelnum>: if we're not serializing for a mapstate, -1
// otherwise, the linearized level number
LUNATIC_CB const char *(*El_SerializeGamevars)(int32_t *slenptr, int32_t levelnum);
#endif
static uint8_t *dosaveplayer2(FILE *fil, uint8_t *mem)
{
#ifdef DEBUGGINGAIDS
uint8_t *tmem = mem;
int32_t t=getticks();
#endif
mem=writespecdata(svgm_udnetw, fil, mem); // user settings, players & net
PRINTSIZE("ud");
mem=writespecdata(svgm_secwsp, fil, mem); // sector, wall, sprite
PRINTSIZE("sws");
#ifdef LUNATIC
{
// Serialize Lunatic gamevars. When loading, the restoration code must
// be present before Lua state creation in svgm_script, so save it
// right before, too.
int32_t slen, slen_ext;
const char *svcode = El_SerializeGamevars(&slen, -1);
if (slen < 0)
{
// Serialization failed.
g_savedOK = 0;
g_failedVarname = svcode;
return mem;
}
fwrite("\0\1LunaGVAR\3\4", 12, 1, fil);
slen_ext = B_LITTLE32(slen);
fwrite(&slen_ext, sizeof(slen_ext), 1, fil);
dfwrite(svcode, 1, slen, fil); // cnt and sz swapped
g_savedOK = 1;
}
#endif
mem=writespecdata(svgm_script, fil, mem); // script
PRINTSIZE("script");
mem=writespecdata(svgm_anmisc, fil, mem); // animates, quotes & misc.
PRINTSIZE("animisc");
#if !defined LUNATIC
Gv_WriteSave(fil, 1); // gamevars
mem=writespecdata(svgm_vars, 0, mem);
PRINTSIZE("vars");
#endif
return mem;
}
#ifdef LUNATIC
char *g_elSavecode = NULL;
static int32_t El_ReadSaveCode(int32_t fil)
{
// Read Lua code to restore gamevar values from the savegame.
// It will be run from Lua with its state creation later on.
char header[12];
int32_t slen;
if (kread(fil, header, 12) != 12)
{
OSD_Printf("doloadplayer2: failed reading Lunatic gamevar header.\n");
return -100;
}
if (Bmemcmp(header, "\0\1LunaGVAR\3\4", 12))
{
OSD_Printf("doloadplayer2: Lunatic gamevar header doesn't match.\n");
return -101;
}
if (kread(fil, &slen, sizeof(slen)) != sizeof(slen))
{
OSD_Printf("doloadplayer2: failed reading Lunatic gamevar string size.\n");
return -102;
}
slen = B_LITTLE32(slen);
if (slen < 0)
{
OSD_Printf("doloadplayer2: invalid Lunatic gamevar string size %d.\n", slen);
return -103;
}
if (slen > 0)
{
char *svcode = (char *)Xmalloc(slen+1);
if (kdfread(svcode, 1, slen, fil) != slen) // cnt and sz swapped
{
OSD_Printf("doloadplayer2: failed reading Lunatic gamevar restoration code.\n");
Bfree(svcode);
return -104;
}
svcode[slen] = 0;
g_elSavecode = svcode;
}
return 0;
}
void El_FreeSaveCode(void)
{
// Free Lunatic gamevar savegame restoration Lua code.
Bfree(g_elSavecode);
g_elSavecode = NULL;
}
#endif
static int32_t doloadplayer2(int32_t fil, uint8_t **memptr)
{
uint8_t *mem = memptr ? *memptr : NULL;
#ifdef DEBUGGINGAIDS
uint8_t *tmem=mem;
int32_t t=getticks();
#endif
if (readspecdata(svgm_udnetw, fil, &mem)) return -2;
PRINTSIZE("ud");
if (readspecdata(svgm_secwsp, fil, &mem)) return -4;
PRINTSIZE("sws");
#ifdef LUNATIC
{
int32_t ret = El_ReadSaveCode(fil);
if (ret < 0)
return ret;
}
#endif
if (readspecdata(svgm_script, fil, &mem)) return -5;
PRINTSIZE("script");
if (readspecdata(svgm_anmisc, fil, &mem)) return -6;
PRINTSIZE("animisc");
#if !defined LUNATIC
if (Gv_ReadSave(fil, 1)) return -7;
if (mem)
{
int32_t i;
sv_makevarspec();
for (i=1; svgm_vars[i].flags!=DS_END; i++)
{
Bmemcpy(mem, svgm_vars[i].ptr, svgm_vars[i].size*svgm_vars[i].cnt); // careful! works because there are no DS_DYNAMIC's!
mem += svgm_vars[i].size*svgm_vars[i].cnt;
}
}
PRINTSIZE("vars");
#endif
if (memptr)
*memptr = mem;
return 0;
}
int32_t sv_updatestate(int32_t frominit)
{
uint8_t *p = svsnapshot, *pbeg=p;
if (frominit)
Bmemcpy(svsnapshot, svinitsnap, svsnapsiz);
if (readspecdata(svgm_udnetw, -1, &p)) return -2;
if (readspecdata(svgm_secwsp, -1, &p)) return -4;
if (readspecdata(svgm_script, -1, &p)) return -5;
if (readspecdata(svgm_anmisc, -1, &p)) return -6;
#if !defined LUNATIC
if (readspecdata(svgm_vars, -1, &p)) return -8;
#endif
if (p != pbeg+svsnapsiz)
{
OSD_Printf("sv_updatestate: ptr-(snapshot end)=%d\n", (int32_t)(p-(pbeg+svsnapsiz)));
return -9;
}
if (frominit)
postloadplayer(0);
#ifdef POLYMER
if (getrendermode() == REND_POLYMER)
polymer_resetlights(); // must do it after polymer_loadboard() !!!
#endif
return 0;
}
static void postloadplayer(int32_t savegamep)
{
int32_t i;
//1
if (g_player[myconnectindex].ps->over_shoulder_on != 0)
{
CAMERADIST = 0;
CAMERACLOCK = 0;
g_player[myconnectindex].ps->over_shoulder_on = 1;
}
//2
screenpeek = myconnectindex;
//2.5
if (savegamep)
{
int32_t musicIdx = (ud.volume_number*MAXLEVELS) + ud.level_number;
Bmemset(gotpic, 0, sizeof(gotpic));
S_ClearSoundLocks();
G_CacheMapData();
if (boardfilename[0] != 0 && ud.level_number == 7 && ud.volume_number == 0)
{
const uint32_t BSZ = sizeof(boardfilename);
char levname[BMAX_PATH];
G_SetupFilenameBasedMusic(levname, boardfilename, ud.level_number);
// Potentially extract the custom music volume/level from
// boardfilename[] stored with SAVEGAME_MUSIC.
if (Bstrlen(boardfilename) < BSZ-2)
{
int32_t mi = MAXLEVELS*boardfilename[BSZ-2] + boardfilename[BSZ-1];
if (mi != 0 && (unsigned)mi < MUS_FIRST_SPECIAL)
musicIdx = mi;
}
}
if (ud.config.MusicToggle)
{
if (MapInfo[musicIdx].musicfn != NULL &&
(musicIdx != g_musicIndex /* || MapInfo[MUS_LOADING].musicfn */))
{
S_StopMusic();
g_musicIndex = musicIdx;
S_PlayMusic(MapInfo[g_musicIndex].musicfn);
}
S_PauseMusic(0);
}
g_player[myconnectindex].ps->gm = MODE_GAME;
ud.recstat = 0;
if (g_player[myconnectindex].ps->jetpack_on)
A_PlaySound(DUKE_JETPACK_IDLE, g_player[myconnectindex].ps->i);
}
//3
P_UpdateScreenPal(g_player[myconnectindex].ps);
g_restorePalette = -1;
//3.5
if (savegamep)
{
for (SPRITES_OF(STAT_FX, i))
if (sprite[i].picnum == MUSICANDSFX)
{
T2 = ud.config.SoundToggle;
T1 = 0;
}
G_UpdateScreenArea();
FX_SetReverb(0);
}
//4
if (savegamep)
{
if (ud.lockout)
{
for (i=0; i<g_numAnimWalls; i++)
switch (DYNAMICTILEMAP(wall[animwall[i].wallnum].picnum))
{
case FEMPIC1__STATIC:
wall[animwall[i].wallnum].picnum = BLANKSCREEN;
break;
case FEMPIC2__STATIC:
case FEMPIC3__STATIC:
wall[animwall[i].wallnum].picnum = SCREENBREAK6;
break;
}
}
#if 0
else
{
for (i=0; i<g_numAnimWalls; i++)
if (wall[animwall[i].wallnum].extra >= 0)
wall[animwall[i].wallnum].picnum = wall[animwall[i].wallnum].extra;
}
#endif
}
//5
G_ResetInterpolations();
//6
g_showShareware = 0;
if (savegamep)
everyothertime = 0;
//7
for (i=0; i<MAXPLAYERS; i++)
g_player[i].playerquitflag = 1;
// ----------
//7.5
if (savegamep)
{
ready2send = 1;
G_ClearFIFO();
Net_WaitForServer();
}
//8
// if (savegamep) ?
#ifdef LUNATIC
G_ResetTimers(1);
#else
G_ResetTimers(0);
#endif
#ifdef POLYMER
//9
if (getrendermode() == REND_POLYMER)
polymer_loadboard();
#elif 0
if (getrendermode() == REND_POLYMER)
{
int32_t i = 0;
polymer_loadboard();
while (i < MAXSPRITES)
{
if (actor[i].lightptr)
{
polymer_deletelight(actor[i].lightId);
actor[i].lightptr = NULL;
actor[i].lightId = -1;
}
i++;
}
}
#endif
// this light pointer nulling needs to be outside the getrendermode check
// because we might be loading the savegame using another renderer but
// change to Polymer later
for (i=0; i<MAXSPRITES; i++)
{
actor[i].lightptr = NULL;
actor[i].lightId = -1;
}
}
////////// END GENERIC SAVING/LOADING SYSTEM //////////
#ifdef __ANDROID__
#include <jni.h>
#include <android/log.h>
#ifndef LOGI
#define LOGI(...) ((void)__android_log_print(ANDROID_LOG_INFO,"DUKE", __VA_ARGS__))
#define LOGW(...) ((void)__android_log_print(ANDROID_LOG_WARN, "DUKE", __VA_ARGS__))
#define LOGE(...) ((void)__android_log_print(ANDROID_LOG_ERROR,"DUKE", __VA_ARGS__))
#endif
char const * G_GetStringFromSavegame(const char *filename, int type)
{
LOGI("getSavegameText %s", filename);
int32_t fil = kopen4load(filename, 0);
if (fil == -1)
{
LOGE("couldn't load %s", filename);
return "";
}
savehead_t saveh;
int32_t i = sv_loadheader(fil, 0, &saveh);
if (i && (i != 2 && i != 3))
goto corrupt;
kclose(fil);
static char tempbuf[64];
switch (type)
{
case 0: Bstrncpyz(tempbuf, saveh.savename, sizeof(saveh.savename) - 1); break;
case 1: Bstrncpyz(tempbuf, saveh.volname, sizeof(saveh.volname) - 1); break;
case 2: Bstrncpyz(tempbuf, saveh.skillname, sizeof(saveh.skillname) - 1); break;
}
return tempbuf;
corrupt:
kclose(fil);
LOGE("couldn't load %s", filename);
return "";
}
int32_t G_GetScreenshotFromSavegame(const char *filename, char *pal, char *data)
{
LOGI("getSavegameScreenshot %s", filename);
int32_t fil = kopen4load(filename, 0);
if (fil == -1)
return -1;
savehead_t saveh;
int32_t i = sv_loadheader(fil, 0, &saveh);
if (i && (i != 2 && i != 3))
goto corrupt;
int32_t screenshotofs;
if (kread(fil, &screenshotofs, 4) != 4)
goto corrupt;
if (screenshotofs)
{
if (kdfread(data, 320, 200, fil) != 200)
{
// OSD_Printf("G_LoadSaveHeaderNew(%d): failed reading screenshot\n", spot);
goto corrupt;
}
}
else
{
kclose(fil);
return -1;
}
kclose(fil);
char pstr[BMAX_PATH];
Bstrcpy(pstr, filename);
Bcorrectfilename(pstr, 1);
Bstrcat(pstr, "palette.dat");
int32_t pfil;
if ((pfil = kopen4load(pstr, 0)) == -1)
{
LOGE("couldn't load %s", pstr);
return -1;
}
kread(pfil, pal, 768);
kclose(pfil);
return 0;
corrupt:
kclose(fil);
return 1;
}
#endif
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