From fc2c35654bd5a61dd60ead6bc34b2399b482d8d1 Mon Sep 17 00:00:00 2001
From: Igor Dzuro <igor.dzuro@student.tuke.sk>
Date: Thu, 2 Apr 2020 23:47:27 +0200
Subject: [PATCH] brcc

---
 du4/program   | Bin 17064 -> 17064 bytes
 du4/program.c |  12 ++++++++++++
 2 files changed, 12 insertions(+)

diff --git a/du4/program b/du4/program
index a63b52e49e7260e1828c535543e51a72e02e6245..bc664efc182b96a7bea0a860a7e733354794ef46 100755
GIT binary patch
delta 866
zcmY*WT}V@582-L*qMOdn{?4#c=OWCOxrDYUYAQKAflwfoSz$jUbrW7}QlhBM8KYL=
zhpF9o5tw<?;;b;iWhpH)%BxyG6cWK128k}46rSF5wl4hOe9w8G^Stl#zV8|J;!!US
zD6wiX70G9k*Wz#3uqPuH7zhXEm#c4(Pj9k^&YcPoUa4rn#9`#mq*SSu>5#zrGw;$d
z&HI8X0)eL^j$ADB*gOAQ6q(SJFD&>K2=z?4(#NIR(F26u*IIJwf%Gh4;0-b_985td
zp&*1VX$$cH&CzW=I)S06&l!)-L9(YKhTSI4-#-n-xob{=^S$H1K`%K=qLGA%$fB1U
zMJ@j;b%Tgr*JX9iCK>4VIcUo(Tt~RDGY+58VjXy;xE<g%v$2dZnFRI`ZkIF8dE&S=
zH!(vQ3>BS$^h8)Fg^wVVx8i0JtWjczfpy3ho!~BwQ*L$VuP_>~)O9oSbCxN3*2X4Z
z-0DQ?XP9&GJk8MC8ZW9568is&;$i{kuQ)43SEXnR^c9C)2p(q)%PT5#Mwlzd*QJHA
zJ%!MWU;Z~Cq?DEx7P=r!TAth_<GoGq=!>zHzSg&r$RAo`m?IC;sg^b1A)3#=(9Ej9
zD!L|$w@ywsGo~84&KiwfI}kd|`FBfLU$^r+=lP)&JiNu&tLn?EDgCk{idnF?6ERUN
z0sIKq0I2&VikASl0}cY3Rz-0fummsyI7mD4hI6`MYE->R(@XYerYhQrI!%ePfog{*
zL`%&klD$G3&AGUZUN)O>A02|bhdzP3iGF~)fv%ZraSLC)?P~@O^5&wa3V?;;w*&|1
z!@V~*JB&~Yjy?fM1Kv8qpddYFv*KmyvssCSr4zOhe2AX5*OGFUj@j+Fn=aTZv5T4=
bwRn}k;Al!C=2ZG>Uy&-9tQh2R<vqne_xwbb

delta 804
zcmY*VT}V@582-L9f6jDvwz)0MpE(IKF^A!%vP`889;l?Sz$CF^^aI(Iib-DRoH%M2
zy%a?kb|GbgU>pkd!e&MbMKUAPtI(2;O+uRC3hVTqGrRDE^FF-KdA{d)->=_G`@M9C
zrP_u#qMioPKtEGc@l?l$yc0`>51NmRq>fG1_x4Ti7FkUVWtPq2`IvGYI~q%f;7_WC
z0sY6E?-UzPTZA;4x#!-Q4O!;K0=}T+(h$-aXiOMZyjM0TJTc^EP$WHT6nT@%OMj4v
zDuyVm8S*F(8OF4emlRVUA6Xg1%bvD%+GG{{cP7wWxWP+;Z%)93@&BUksEBDwN70+@
zqRcH(=mPW@Q!ch{wK(ca6dovTbO}K|qRbd7z@Qk_<JESLApTXR331V(BMffTu8_*!
zO}Z$%gly=l>QM!C$&T89ju7eVrYwhY1b^u>rCU(CUARL8{Ui^+PSt%}{5;n&_*dD^
zJeP;Qe)S>82&)7KrCGeD44~$5UI|u{3urrJnwpv1O}J~C+DQ`$33F%0!<>PSggO1O
zFIZwj&|-dVOiRFI*Kb+ARX4#|J8^EPvREuLdk8rt`1dJTeRS`#;8|s*_hPH1OA9k`
z$8TpHF1Z<&<rI9egmqaiM(jqcK@1?aAkHG*L!AC8%fpBg;yj`NZCSk;c6<<0u|wa*
z97>AQ<TAQ=mZT$f9ltA3VzV-nKcLo@Nps+u%}UGRKGyv(f;9;iu(I&WR!OtOitJB`
z)GgZbUuX~(3*IvHEIcjjNnJLh6`tfM5Itra8IHK&w8Ksxg3n=R=1nl_cti=Db5=6n
pOfcYdQada<%V;*(iYjTJc)6%Po_QAwlLzy)ZcEh4Ez+{bntxdwFt-2z

diff --git a/du4/program.c b/du4/program.c
index 861b6ee..b1e9589 100644
--- a/du4/program.c
+++ b/du4/program.c
@@ -64,6 +64,12 @@ int main(){
                 }
             } else if (scanStatus == SCAN_RESULT) {
                 retVal = scanValue(currentChar, &c);
+
+                if (endChar - retVal > sizeof(char)) {
+                    error();
+
+                    break;
+                }
             } else {
                 error();
 
@@ -75,6 +81,12 @@ int main(){
 
                 break;
             } else if (scanStatus == SCAN_RESULT) {
+                if (operator == '/' && b == 0) {
+                    error();
+
+                    break;
+                }
+                
                 bool validResult = evaluate(a, b, c, operator);
 
                 if (validResult == true) {