thirdparty/scummvm
2
0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

AVALANCHE: Fix a couple of (theoretical) out of bounds accesses (CID 1109650)

Browse source
This commit is contained in:
Strangerke 2013-10-24 07:56:32 +02:00
parent b64e621883
commit 0b4baa6873
3 changed files with 12 additions and 7 deletions
Download patch file Download diff file Expand all files Collapse all files

2
engines/avalanche/avalot.cpp
View file

@ -1229,7 +1229,7 @@ void AvalancheEngine::checkClick() {
_parser->_thing += 49;
_parser->_person = kPeoplePardon;
} else {
_parser->_person = (People) _thinks;
_parser->_person = (People)_thinks;
_parser->_thing = _parser->kPardon;
}
callVerb(kVerbCodeExam);

9
engines/avalanche/parser.cpp
View file

@ -1015,11 +1015,14 @@ bool Parser::isHolding() {
if (_thing > 100)
_vm->_dialogs->displayText("Be reasonable!");
else if (!_vm->_objects[_thing - 1])
else if (_thing <= kObjectNum) {
if (!_vm->_objects[_thing - 1])
// Verbs that need "_thing" to be in the inventory.
_vm->_dialogs->displayText("You're not holding it, Avvy.");
else
holdingResult = true;
} else
holdingResult = true;
return holdingResult;
}
@ -1053,8 +1056,10 @@ void Parser::examine() {
examineObject();
else if ((50 <= _thing) && (_thing <= 100)) {
// Also _thing
int id = _thing - 50;
assert(id < 31);
openBox(true);
_vm->_dialogs->displayText(*_vm->_also[_thing - 50][1]);
_vm->_dialogs->displayText(*_vm->_also[id][1]);
openBox(false);
}
}

2
engines/avalanche/parser.h
View file

@ -66,7 +66,7 @@ public:
Common::String _inputText; // Original name: current
Common::String _inputTextBackup;
byte _inputTextPos; // Original name: curpos
bool _quote; // 66 or 99 next?
bool _quote;
bool _cursorState;
bool _weirdWord;