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coap_session.[hc]: make argument of coap_session_max_pdu_size() const

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As the session object passed to coap_session_max_pdu_size() is not
modified it should be const.
This commit is contained in:
Olaf Bergmann committed 2019-01-30 20:27:10 +01:00
1 parent 144ec406ac
commit 48b1eff004
2 files changed
+2 -2
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include/coap2/coap_session.h
+1 -1
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@@ -160,7 +160,7 @@ void coap_session_set_mtu(coap_session_t *session, unsigned mtu);
* @param session The CoAP session.
* @return maximum PDU size, not including header (but including token).
*/
size_t coap_session_max_pdu_size(coap_session_t *session);
size_t coap_session_max_pdu_size(const coap_session_t *session);
/**
* Creates a new client session to the designated server.
src/coap_session.c
+1 -1
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@@ -186,7 +186,7 @@ void coap_session_free(coap_session_t *session) {
coap_free_type(COAP_SESSION, session);
}
size_t coap_session_max_pdu_size(coap_session_t *session) {
size_t coap_session_max_pdu_size(const coap_session_t *session) {
size_t max_with_header = (size_t)(session->mtu - session->tls_overhead);
if (COAP_PROTO_NOT_RELIABLE(session->proto))
return max_with_header > 4 ? max_with_header - 4 : 0;