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Grand Prix Backup: Store lumpnamehashes of all maps in queue for extra confirmation that the cup's contents are the same between gameboots.

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toaster 2023-06-25 20:13:15 +01:00
parent 8199437e0d
commit 3474fd6e83
1 changed files with 28 additions and 1 deletions
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29
src/p_saveg.c
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@ -5379,6 +5379,17 @@ static inline void P_ArchiveMisc(savebuffer_t *save)
WRITEUINT8(save->p, roundqueue.size);
WRITEUINT8(save->p, roundqueue.roundnum);
UINT8 i;
for (i = 0; i < roundqueue.size; i++)
{
UINT16 mapnum = roundqueue.entries[i].mapnum;
UINT32 val = 0; // no good default, will all-but-guarantee bad save
if (mapnum < nummapheaders && mapheaderinfo[mapnum] != NULL)
val = mapheaderinfo[mapnum]->lumpnamehash;
WRITEUINT32(save->p, val);
}
WRITEUINT8(save->p, (marathonmode & ~MA_INIT));
UINT32 writetime = marathontime;
@ -5469,7 +5480,7 @@ static boolean P_UnArchiveSPGame(savebuffer_t *save)
if (roundqueue.size != size)
{
CONS_Alert(CONS_ERROR, "P_UnArchiveSPGame: Cup \"%s\"'s level composition has changed between game launches.\n", cupname);
CONS_Alert(CONS_ERROR, "P_UnArchiveSPGame: Cup \"%s\"'s level composition has changed between game launches (differs in level count).\n", cupname);
return false;
}
@ -5479,6 +5490,22 @@ static boolean P_UnArchiveSPGame(savebuffer_t *save)
return false;
}
UINT8 i;
for (i = 0; i < roundqueue.size; i++)
{
UINT32 val = READUINT32(save->p);
UINT16 mapnum = roundqueue.entries[i].mapnum;
if (mapnum < nummapheaders && mapheaderinfo[mapnum] != NULL)
{
if (mapheaderinfo[mapnum]->lumpnamehash == val)
continue;
}
CONS_Alert(CONS_ERROR, "P_UnArchiveSPGame: Cup \"%s\"'s level composition has changed between game launches (differs at level %u).\n", cupname, i);
return false;
}
marathonmode = READUINT8(save->p);
marathontime = READUINT32(save->p);