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static analyzer bits in role.c

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src/role.c(1543): warning: Reading invalid data from 'roles'.
src/role.c(1765): warning: Reading invalid data from 'roles'.
src/role.c(1780): warning: Reading invalid data from 'races'.
This commit is contained in:
nhmall
2023-12-23 13:56:56 -05:00
parent e9e05db113
commit f3a9d91676
1 changed files with 24 additions and 17 deletions
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41
src/role.c
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@@ -707,7 +707,7 @@ static char NEARDATA randomstr[] = "random";
boolean
validrole(int rolenum)
{
return (boolean) (rolenum >= 0 && rolenum < SIZE(roles) - 1);
return (boolean) (IndexOkT(rolenum, roles));
}
int
@@ -773,7 +773,7 @@ boolean
validrace(int rolenum, int racenum)
{
/* Assumes validrole */
return (boolean) (racenum >= 0 && racenum < SIZE(races) - 1
return (boolean) (IndexOkT(racenum, races)
&& (roles[rolenum].allow & races[racenum].allow
& ROLE_RACEMASK));
}
@@ -968,11 +968,11 @@ ok_role(int rolenum, int racenum, int gendnum, int alignnum)
int i;
short allow;
if (rolenum >= 0 && rolenum < SIZE(roles) - 1) {
if (IndexOkT(rolenum, roles)) {
if (gr.rfilter.roles[rolenum])
return FALSE;
allow = roles[rolenum].allow;
if (racenum >= 0 && racenum < SIZE(races) - 1
if (IndexOkT(racenum, races)
&& !(allow & races[racenum].allow & ROLE_RACEMASK))
return FALSE;
if (gendnum >= 0 && gendnum < ROLE_GENDERS
@@ -988,7 +988,7 @@ ok_role(int rolenum, int racenum, int gendnum, int alignnum)
if (gr.rfilter.roles[i])
continue;
allow = roles[i].allow;
if (racenum >= 0 && racenum < SIZE(races) - 1
if (IndexOkT(racenum, races)
&& !(allow & races[racenum].allow & ROLE_RACEMASK))
continue;
if (gendnum >= 0 && gendnum < ROLE_GENDERS
@@ -1034,11 +1034,11 @@ ok_race(int rolenum, int racenum, int gendnum, int alignnum)
int i;
short allow;
if (racenum >= 0 && racenum < SIZE(races) - 1) {
if (IndexOkT(racenum, races)) {
if (gr.rfilter.mask & races[racenum].selfmask)
return FALSE;
allow = races[racenum].allow;
if (rolenum >= 0 && rolenum < SIZE(roles) - 1
if (IndexOkT(rolenum, roles)
&& !(allow & roles[rolenum].allow & ROLE_RACEMASK))
return FALSE;
if (gendnum >= 0 && gendnum < ROLE_GENDERS
@@ -1054,7 +1054,7 @@ ok_race(int rolenum, int racenum, int gendnum, int alignnum)
if (gr.rfilter.mask & races[i].selfmask)
continue;
allow = races[i].allow;
if (rolenum >= 0 && rolenum < SIZE(roles) - 1
if (IndexOkT(rolenum, roles)
&& !(allow & roles[rolenum].allow & ROLE_RACEMASK))
continue;
if (gendnum >= 0 && gendnum < ROLE_GENDERS
@@ -1108,10 +1108,10 @@ ok_gend(int rolenum, int racenum, int gendnum, int alignnum UNUSED)
if (gr.rfilter.mask & genders[gendnum].allow)
return FALSE;
allow = genders[gendnum].allow;
if (rolenum >= 0 && rolenum < SIZE(roles) - 1
if (IndexOkT(rolenum, roles)
&& !(allow & roles[rolenum].allow & ROLE_GENDMASK))
return FALSE;
if (racenum >= 0 && racenum < SIZE(races) - 1
if (IndexOkT(racenum, races)
&& !(allow & races[racenum].allow & ROLE_GENDMASK))
return FALSE;
return TRUE;
@@ -1121,10 +1121,10 @@ ok_gend(int rolenum, int racenum, int gendnum, int alignnum UNUSED)
if (gr.rfilter.mask & genders[i].allow)
continue;
allow = genders[i].allow;
if (rolenum >= 0 && rolenum < SIZE(roles) - 1
if (IndexOkT(rolenum, roles)
&& !(allow & roles[rolenum].allow & ROLE_GENDMASK))
continue;
if (racenum >= 0 && racenum < SIZE(races) - 1
if (IndexOkT(racenum, races)
&& !(allow & races[racenum].allow & ROLE_GENDMASK))
continue;
return TRUE;
@@ -1173,10 +1173,10 @@ ok_align(int rolenum, int racenum, int gendnum UNUSED, int alignnum)
if (gr.rfilter.mask & aligns[alignnum].allow)
return FALSE;
allow = aligns[alignnum].allow;
if (rolenum >= 0 && rolenum < SIZE(roles) - 1
if (IndexOkT(rolenum, roles)
&& !(allow & roles[rolenum].allow & ROLE_ALIGNMASK))
return FALSE;
if (racenum >= 0 && racenum < SIZE(races) - 1
if (IndexOkT(racenum, races)
&& !(allow & races[racenum].allow & ROLE_ALIGNMASK))
return FALSE;
return TRUE;
@@ -1186,10 +1186,10 @@ ok_align(int rolenum, int racenum, int gendnum UNUSED, int alignnum)
if (gr.rfilter.mask & aligns[i].allow)
continue;
allow = aligns[i].allow;
if (rolenum >= 0 && rolenum < SIZE(roles) - 1
if (IndexOkT(rolenum, roles)
&& !(allow & roles[rolenum].allow & ROLE_ALIGNMASK))
continue;
if (racenum >= 0 && racenum < SIZE(races) - 1
if (IndexOkT(racenum, races)
&& !(allow & races[racenum].allow & ROLE_ALIGNMASK))
continue;
return TRUE;
@@ -1534,6 +1534,7 @@ root_plselection_prompt(
/* <your lawful female gnomish> || <your lawful female gnome> */
if (validrole(rolenum)) {
assert(IndexOkT(rolenum, roles));
if (donefirst)
Strcat(buf, " ");
if (gendnum != ROLE_NONE) {
@@ -1728,10 +1729,11 @@ role_selection_prolog(int which, winid where)
gend = flags.initgend;
a = flags.initalign;
if (r >= 0) {
assert(IndexOkT(r, roles));
allowmask = roles[r].allow;
if ((allowmask & ROLE_RACEMASK) == MH_HUMAN)
c = 0; /* races[human] */
else if (c >= 0 && !(allowmask & ROLE_RACEMASK & races[c].allow))
else if (IndexOkT(c, races) && !(allowmask & ROLE_RACEMASK & races[c].allow))
c = ROLE_RANDOM;
if ((allowmask & ROLE_GENDMASK) == ROLE_MALE)
gend = 0; /* role forces male (hypothetical) */
@@ -1745,6 +1747,7 @@ role_selection_prolog(int which, winid where)
a = 2; /* alings[chaotic] */
}
if (c >= 0) {
assert(IndexOkT(c, races));
allowmask = races[c].allow;
if ((allowmask & ROLE_ALIGNMASK) == AM_LAWFUL)
a = 0; /* aligns[lawful] */
@@ -1762,6 +1765,8 @@ role_selection_prolog(int which, winid where)
: !*gp.plname ? not_yet : gp.plname);
putstr(where, 0, buf);
Sprintf(buf, "%12s ", "role:");
assert(r == RS_ROLE || r == ROLE_NONE || r == ROLE_RANDOM
|| IndexOkT(r, roles));
Strcat(buf, (which == RS_ROLE) ? choosing
: (r == ROLE_NONE) ? not_yet
: (r == ROLE_RANDOM) ? rand_choice
@@ -1777,6 +1782,8 @@ role_selection_prolog(int which, winid where)
}
putstr(where, 0, buf);
Sprintf(buf, "%12s ", "race:");
assert(which == RS_RACE || c == ROLE_NONE || c == ROLE_RANDOM
|| IndexOkT(c, races));
Strcat(buf, (which == RS_RACE) ? choosing
: (c == ROLE_NONE) ? not_yet
: (c == ROLE_RANDOM) ? rand_choice