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fix millisecond unsigned rollover errors found via portduino

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This commit is contained in:
Kevin Hester
2021-03-30 23:11:33 +08:00
parent cdb4756d9d
commit a9c8564524
3 changed files with 11 additions and 5 deletions
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12
src/mesh/PhoneAPI.cpp
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@@ -15,7 +15,10 @@
#error ToRadio is too big
#endif
PhoneAPI::PhoneAPI() {}
PhoneAPI::PhoneAPI()
{
lastContactMsec = millis();
}
PhoneAPI::~PhoneAPI()
{
@@ -53,9 +56,12 @@ void PhoneAPI::close()
void PhoneAPI::checkConnectionTimeout()
{
if (isConnected()) {
bool newConnected = (millis() - lastContactMsec < getPref_phone_timeout_secs() * 1000L);
if (!newConnected)
uint32_t now = millis();
bool newContact = (now - lastContactMsec) < getPref_phone_timeout_secs() * 1000UL;
if (!newContact) {
DEBUG_MSG("Timed out on phone contact, dropping phone connection\n");
close();
}
}
}