Merge pull request #555 from d-a-v/warningless

remove warnings

Author: terrillmoore

src/arduino_lmic_hal_configuration.h

@@ -102,6 +102,9 @@ class HalConfiguration_t
 		uint32_t frequency
 		)
 		{
+		LMIC_API_PARAMETER(policy);
+		LMIC_API_PARAMETER(requestedPower);
+		LMIC_API_PARAMETER(frequency);
 		// default: use PA_BOOST exclusively
 		return TxPowerPolicy_t::PA_BOOST;
 		}

src/lmic/lmic.c

@@ -295,7 +295,7 @@ ostime_t calcAirTime (rps_t rps, u1_t plen) {
 //
 
 static void setRxsyms (ostime_t rxsyms) {
-    if (rxsyms >= (1u << 10u)) {
+    if (rxsyms >= (((ostime_t)1) << 10u)) {
         LMIC.rxsyms = (1u << 10u) - 1;
     } else if (rxsyms < 0) {
         LMIC.rxsyms = 0;
@@ -721,11 +721,17 @@ static CONST_TABLE(u1_t, macCmdSize)[] = {
 };
 
 static u1_t getMacCmdSize(u1_t macCmd) {
-    if (macCmd < 2)
-        return 0;
-    if ((macCmd - 2) >= LENOF_TABLE(macCmdSize))
-        return 0;
-    return TABLE_GET_U1(macCmdSize, macCmd - 2);
+    if (macCmd >= 2) {
+        const unsigned macCmdMinus2 = macCmd - 2u;
+        if (macCmdMinus2 < LENOF_TABLE(macCmdSize)) {
+            // macCmd in table, fetch it's size.
+            return TABLE_GET_U1(macCmdSize, macCmdMinus2);
+        }
+    }
+    // macCmd too small or too large: return zero. Zero is
+    // never a legal command size, so it signals an error
+    // to the caller.
+    return 0;
 }
 
 static bit_t
@@ -3080,6 +3086,8 @@ int LMIC_getNetworkTimeReference(lmic_time_reference_t *pReference) {
         pReference->tNetwork = LMIC.netDeviceTime;
         return 1;
     }
+#else
+    LMIC_API_PARAMETER(pReference);
 #endif // LMIC_ENABLE_DeviceTimeReq
     return 0;
 }

src/lmic/lmic_compliance.c

@@ -659,6 +659,7 @@ void acSetTimer(ostime_t delay) {
 }
 
 static void timerExpiredCb(osjob_t *j) {
+    LMIC_API_PARAMETER(j);
     LMIC_Compliance.eventflags |= LMIC_COMPLIANCE_EVENT_TIMER_EXPIRED;
     fsmEval();
 }
@@ -734,6 +735,8 @@ static void acSendUplink(void) {
 }
 
 static void sendUplinkCompleteCb(void *pUserData, int fSuccess) {
+    LMIC_API_PARAMETER(pUserData);
+    LMIC_API_PARAMETER(fSuccess);
     LMIC_Compliance.eventflags |= LMIC_COMPLIANCE_EVENT_UPLINK_COMPLETE;
     LMIC_COMPLIANCE_PRINTF("%s(%s)\n", __func__, LMICcompliance_txSuccessToString(fSuccess));
     fsmEvalDeferred();