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Code Issues Releases Activity

Fix integer overflow when total resource amount is above (int max / 100)

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This commit is contained in:
Ivan Savenko
2025-01-20 11:17:32 +00:00
parent 5064f6282a
commit 6b387e5d17
2 changed files with 13 additions and 8 deletions
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15
server/processors/NewTurnProcessor.cpp
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@ -258,13 +258,14 @@ ResourceSet NewTurnProcessor::generatePlayerIncome(PlayerColor playerID, bool ne
for (GameResID i : GameResID::ALL_RESOURCES())
{
const std::string & name = GameConstants::RESOURCE_NAMES[i];
int weeklyBonus = difficultyConfig[name].Integer();
int dayOfWeek = gameHandler->gameState()->getDate(Date::DAY_OF_WEEK);
int dailyIncome = incomeHandicapped[i];
int amountTillToday = dailyIncome * weeklyBonus * (dayOfWeek-1) / 7 / 100;
int amountAfterToday = dailyIncome * weeklyBonus * dayOfWeek / 7 / 100;
int dailyBonusToday = amountAfterToday - amountTillToday;
incomeHandicapped[static_cast<GameResID>(i)] += dailyBonusToday;
int64_t weeklyBonus = difficultyConfig[name].Integer();
int64_t dayOfWeek = gameHandler->gameState()->getDate(Date::DAY_OF_WEEK);
int64_t dailyIncome = incomeHandicapped[i];
int64_t amountTillToday = dailyIncome * weeklyBonus * (dayOfWeek-1) / 7 / 100;
int64_t amountAfterToday = dailyIncome * weeklyBonus * dayOfWeek / 7 / 100;
int64_t dailyBonusToday = amountAfterToday - amountTillToday;
int64_t totalIncomeToday = std::min(GameConstants::PLAYER_RESOURCES_CAP, incomeHandicapped[i] + dailyBonusToday);
incomeHandicapped[i] = totalIncomeToday;
}
}