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DTLSSocket handshake timeout calls object functions even if object is destructed. Fixed by removing timeout event from event queue on close/destruction.

pull/15111/head
Lukas Karel 2021-09-27 15:11:02 +02:00
parent f6e165febe
commit 16afca3c03
2 changed files with 23 additions and 0 deletions
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8
connectivity/netsocket/include/netsocket/DTLSSocketWrapper.h
View File

@ -40,6 +40,14 @@ public:
* @param control Transport control mode. See @ref control_transport.
*/
DTLSSocketWrapper(Socket *transport, const char *hostname = NULL, control_transport control = TRANSPORT_CONNECT_AND_CLOSE);
/** Destroy a socket wrapper.
*
* Closes socket wrapper if the socket wrapper is still opened.
*/
~DTLSSocketWrapper();
nsapi_error_t close() override;
private:
static void timing_set_delay(void *ctx, uint32_t int_ms, uint32_t fin_ms);
static int timing_get_delay(void *ctx);

15
connectivity/netsocket/source/DTLSSocketWrapper.cpp
View File

@ -36,6 +36,11 @@ DTLSSocketWrapper::DTLSSocketWrapper(Socket *transport, const char *hostname, co
#endif /* !defined(MBEDTLS_SSL_CONF_SET_TIMER) && !defined(MBEDTLS_SSL_CONF_GET_TIMER) */
}
DTLSSocketWrapper::~DTLSSocketWrapper()
{
close();
}
void DTLSSocketWrapper::timing_set_delay(void *ctx, uint32_t int_ms, uint32_t fin_ms)
{
DTLSSocketWrapper *context = static_cast<DTLSSocketWrapper *>(ctx);
@ -74,6 +79,16 @@ int DTLSSocketWrapper::timing_get_delay(void *ctx)
}
}
nsapi_error_t DTLSSocketWrapper::close()
{
if (_timer_event_id != 0) {
mbed::mbed_event_queue()->cancel(_timer_event_id);
_timer_event_id = 0;
}
return TLSSocketWrapper::close();
}
void DTLSSocketWrapper::timer_event(void)
{
_timer_expired = true;