Merge "KeyMint VTS: don't crash on invalid patchlevel"

                att_hw_enforced[i].tag == TAG_VENDOR_PATCHLEVEL) {

                att_hw_enforced[i].tag == TAG_VENDOR_PATCHLEVEL) {

                std::string date =

                std::string date =

                        std::to_string(att_hw_enforced[i].value.get<KeyParameterValue::integer>());

                        std::to_string(att_hw_enforced[i].value.get<KeyParameterValue::integer>());

                // strptime seems to require delimiters, but the tag value will

                // strptime seems to require delimiters, but the tag value will

                // be YYYYMMDD

                // be YYYYMMDD

                if (date.size() != 8) {

                    ADD_FAILURE() << "Tag " << att_hw_enforced[i].tag

                                  << " with invalid format (not YYYYMMDD): " << date;

                    return false;

                }

                date.insert(6, "-");

                date.insert(6, "-");

                date.insert(4, "-");

                date.insert(4, "-");

                EXPECT_EQ(date.size(), 10);

                struct tm time;

                struct tm time;

                strptime(date.c_str(), "%Y-%m-%d", &time);

                strptime(date.c_str(), "%Y-%m-%d", &time);