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Sanitize bgname and ttname

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This commit is contained in:
GenericHeroGuy 2025-06-25 23:26:32 +02:00
parent e987c96651
commit 5aaa72e10a
5 changed files with 52 additions and 50 deletions
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6
src/deh_soc.c
View file

@ -2145,7 +2145,7 @@ void readmenu(MYFILE *f, INT32 num)
if (fastcmp(word, "BACKGROUNDNAME"))
{
strncpy(menudefs[num].bgname, word2, 8);
strlcpy(menudefs[num].bgname, word2, sizeof(menudefs[num].bgname));
titlechanged = true;
}
else if (fastcmp(word, "HIDEBACKGROUND"))
@ -2186,7 +2186,7 @@ void readmenu(MYFILE *f, INT32 num)
}
else if (fastcmp(word, "TITLEPICSNAME"))
{
strncpy(menudefs[num].ttname, word2, 9);
strlcpy(menudefs[num].ttname, word2, sizeof(menudefs[num].ttname));
titlechanged = true;
}
else if (fastcmp(word, "TITLEPICSX"))
@ -3266,7 +3266,7 @@ void readmaincfg(MYFILE *f)
}
else if (fastcmp(word, "TITLEPICSNAME"))
{
strncpy(ttname, word2, 9);
strlcpy(ttname, word2, sizeof(ttname));
titlechanged = true;
}
else if (fastcmp(word, "TITLEPICSX"))

74
src/f_finale.c
View file

@ -64,7 +64,7 @@ static INT32 menuanimtimer; // Title screen: background animation timing
mobj_t *titlemapcameraref = NULL;
// menu presentation state
char curbgname[9];
char curbgname[SHORTNAMELEN+1];
SINT8 curfadevalue;
INT32 curbgcolor;
INT32 curbgxspeed;
@ -94,7 +94,7 @@ boolean curhidepics;
ttmode_enum curttmode;
UINT8 curttscale;
// ttmode user vars
char curttname[9];
char curttname[SHORTNAMELEN+1];
INT16 curttx;
INT16 curtty;
INT16 curttloop;
@ -1133,7 +1133,7 @@ void F_InitMenuPresValues(boolean title)
}
// Set defaults for presentation values
strncpy(curbgname, "TITLESKY", 9);
strcpy(curbgname, "TITLESKY");
curfadevalue = 16;
curbgcolor = -1;
curbgxspeed = titlescrollxspeed;
@ -1143,7 +1143,7 @@ void F_InitMenuPresValues(boolean title)
curhidepics = hidetitlepics;
curttmode = ttmode;
curttscale = ttscale;
strncpy(curttname, ttname, 9);
strcpy(curttname, ttname);
curttx = ttx;
curtty = tty;
curttloop = ttloop;
@ -1180,7 +1180,7 @@ void F_SkyScroll(INT32 scrollxspeed, INT32 scrollyspeed, const char *patchname)
return;
}
pat = W_CachePatchName(patchname, PU_PATCH_LOWPRIORITY);
pat = W_CachePatchLongName(patchname, PU_PATCH_LOWPRIORITY);
if (scrollxspeed == 0 && scrollyspeed == 0)
{
@ -1220,36 +1220,39 @@ void F_SkyScroll(INT32 scrollxspeed, INT32 scrollyspeed, const char *patchname)
}
}
#define LOADTTGFX(arr, name, maxf) \
lumpnum = W_CheckNumForName(name); \
if (lumpnum != LUMPERROR) \
{ \
arr[0] = W_CachePatchName(name, PU_PATCH_LOWPRIORITY); \
arr[min(1, maxf-1)] = 0; \
} \
else if (strlen(name) <= 6) \
{ \
fixed_t cnt = strlen(name); \
strncpy(lumpname, name, 7); \
for (i = 0; i < maxf-1; i++) \
{ \
sprintf(&lumpname[cnt], "%.2hu", (UINT16)(i+1)); \
lumpname[8] = 0; \
lumpnum = W_CheckNumForName(lumpname); \
if (lumpnum != LUMPERROR) \
arr[i] = W_CachePatchName(lumpname, PU_PATCH_LOWPRIORITY); \
else \
break; \
} \
arr[min(i, maxf-1)] = 0; \
} \
else \
arr[0] = 0;
static void LoadTTGFX(patch_t **arr, const char *name, UINT16 maxf)
{
UINT16 i;
lumpnum_t lumpnum;
char lumpname[SHORTNAMELEN+1];
lumpnum = W_CheckNumForLongName(name);
if (lumpnum != LUMPERROR)
{
arr[0] = W_CachePatchNum(lumpnum, PU_PATCH_LOWPRIORITY);
arr[min(1, maxf-1)] = NULL;
}
else if (strlen(name) <= 6)
{
fixed_t cnt = strlen(name);
strncpy(lumpname, name, 7);
for (i = 0; i < maxf-1; i++)
{
sprintf(&lumpname[cnt], "%.2hu", (UINT16)(i+1));
lumpnum = W_CheckNumForLongName(lumpname);
if (lumpnum != LUMPERROR)
arr[i] = W_CachePatchNum(lumpnum, PU_PATCH_LOWPRIORITY);
else
break;
}
arr[min(i, maxf-1)] = NULL;
}
else
arr[0] = NULL;
}
static void F_CacheTitleScreen(void)
{
UINT16 i;
switch(curttmode)
{
case TTMODE_NONE:
@ -1263,15 +1266,10 @@ static void F_CacheTitleScreen(void)
break;
case TTMODE_USER:
{
lumpnum_t lumpnum;
char lumpname[9];
LOADTTGFX(ttuser, curttname, TTMAX_USER)
LoadTTGFX(ttuser, curttname, TTMAX_USER);
break;
}
}
}
void F_StartTitleScreen(void)
{

8
src/f_finale.h
View file

@ -93,10 +93,12 @@ typedef enum
#define TTMAX_ALACROIX 30 // max frames for SONIC typeface, plus one for NULL terminating entry
#define TTMAX_USER 100
#define SHORTNAMELEN 8
extern ttmode_enum ttmode;
extern UINT8 ttscale;
// ttmode user vars
extern char ttname[9];
extern char ttname[SHORTNAMELEN+1];
extern INT16 ttx;
extern INT16 tty;
extern INT16 ttloop;
@ -114,7 +116,7 @@ typedef enum
// Current menu parameters
extern mobj_t *titlemapcameraref;
extern char curbgname[9];
extern char curbgname[SHORTNAMELEN+1];
extern SINT8 curfadevalue;
extern INT32 curbgcolor;
extern INT32 curbgxspeed;
@ -126,7 +128,7 @@ extern boolean curhidepics;
extern ttmode_enum curttmode;
extern UINT8 curttscale;
// ttmode user vars
extern char curttname[9];
extern char curttname[SHORTNAMELEN+1];
extern INT16 curttx;
extern INT16 curtty;
extern INT16 curttloop;

8
src/m_menu.c
View file

@ -823,7 +823,7 @@ void M_SetMenuCurBackground(void)
}
else if (menudefs[menutype].bgname[0])
{
strncpy(curbgname, menudefs[menutype].bgname, 8);
strcpy(curbgname, menudefs[menutype].bgname);
curbgxspeed = menudefs[menutype].titlescrollxspeed != INT32_MAX ? menudefs[menutype].titlescrollxspeed : titlescrollxspeed;
curbgyspeed = menudefs[menutype].titlescrollyspeed != INT32_MAX ? menudefs[menutype].titlescrollyspeed : titlescrollyspeed;
return;
@ -833,7 +833,7 @@ void M_SetMenuCurBackground(void)
curbghide = true;
else
{
strncpy(curbgname, "TITLESKY", 9);
strcpy(curbgname, "TITLESKY");
curbgxspeed = titlescrollxspeed;
curbgyspeed = titlescrollyspeed;
}
@ -902,7 +902,7 @@ void M_SetMenuCurTitlePics(void)
curhidepics = menudefs[menutype].hidetitlepics;
curttmode = menudefs[menutype].ttmode;
curttscale = (menudefs[menutype].ttscale != UINT8_MAX ? menudefs[menutype].ttscale : ttscale);
strncpy(curttname, menudefs[menutype].ttname, sizeof(curttname)-1);
strcpy(curttname, menudefs[menutype].ttname);
curttx = (menudefs[menutype].ttx != INT16_MAX ? menudefs[menutype].ttx : ttx);
curtty = (menudefs[menutype].tty != INT16_MAX ? menudefs[menutype].tty : tty);
curttloop = (menudefs[menutype].ttloop != INT16_MAX ? menudefs[menutype].ttloop : ttloop);
@ -924,7 +924,7 @@ void M_SetMenuCurTitlePics(void)
curhidepics = hidetitlepics;
curttmode = ttmode;
curttscale = ttscale;
strncpy(curttname, ttname, 9);
strcpy(curttname, ttname);
curttx = ttx;
curtty = tty;
curttloop = ttloop;

6
src/m_menu.h
View file

@ -190,6 +190,8 @@ struct menuitem_t
INT16 x, y; // coordinates, see menuitemflags
};
#define SHORTNAMELEN 8
struct menu_t
{
dehinfo_t info;
@ -208,7 +210,7 @@ struct menu_t
// MENUPRES STUFF BELOW
char bgname[8]; // name for background gfx lump; lays over titlemap if this is set
char bgname[SHORTNAMELEN+1]; // name for background gfx lump; lays over titlemap if this is set
SINT8 fadestrength; // darken background when displaying this menu, strength 0-31 or -1 for undefined
INT32 bgcolor; // fill color, overrides bg name. -1 means follow bg name rules.
INT32 titlescrollxspeed; // background gfx scroll per menu; inherits global setting
@ -218,7 +220,7 @@ struct menu_t
SINT8 hidetitlepics; // hide title gfx per menu; -1 means undefined, inherits global setting
ttmode_enum ttmode; // title wing animation mode; default TTMODE_KART
UINT8 ttscale; // scale of title wing gfx (FRACUNIT / ttscale); -1 means undefined, inherits global setting
char ttname[9]; // lump name of title wing gfx. If name length is <= 6, engine will attempt to load numbered frames (TTNAMExx)
char ttname[SHORTNAMELEN+1]; // lump name of title wing gfx. If name length is <= 6, engine will attempt to load numbered frames (TTNAMExx)
INT16 ttx; // X position of title wing
INT16 tty; // Y position of title wing
INT16 ttloop; // # frame to loop; -1 means dont loop