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fixing security issue and null pointer dereference #39

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fixing security issue and null pointer dereference #39

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7 changes: 5 additions & 2 deletions client/main.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -79,7 +79,7 @@ static DialServer* getServerFromUser( vector<DialServer*> list )
printf("0: Rescan and list DIAL servers\n");
printServerList(list);
printf("Enter server: ");
scanf("%s", buf);
fgets(buf, 80, stdin);
unsigned int server = atoi(buf);
if( server > 0 && server <= list.size()){
pServer = list[server-1];
Expand Down Expand Up @@ -233,7 +233,7 @@ int handleUser(DialDiscovery *pDial) {
printf("10. Wake up on lan/wlan\n");
printf("11. QUIT\n");
printf("Command (0:1:2:3:4:5:6:7:8:9:10:11): ");
scanf("%s", buf);
fgets(buf, 80, stdin);
switch( atoi(buf) )
{
case 0:
Expand Down Expand Up @@ -330,7 +330,10 @@ int parseArgs( int argc, char* argv[] )
}
break;
case 'o':
if(argv[++i])
{
gOutputFile = argv[++i];
}
break;
case 'a':
gIpAddress = argv[++i];
Expand Down