...

mcc/mcc_pzone.h

@@ -14,7 +14,7 @@ namespace mcc
 static constexpr double mcc_sideral_to_UT1_ratio = 1.002737909350795;  // sideral/UT1
 
 
-enum MccAltLimitPZErrorCode : int { ERROR_OK, ERROR_COORD_TRANSFROM };
+enum MccAltLimitPZErrorCode : int { ERROR_OK, ERROR_NULLPTR, ERROR_COORD_TRANSFROM };
 
 }  // namespace mcc
 
@@ -54,6 +54,8 @@ struct MccAltLimitPZCategory : public std::error_category {
         switch (err) {
             case MccAltLimitPZErrorCode::ERROR_OK:
                 return "OK";
+            case MccAltLimitPZErrorCode::ERROR_NULLPTR:
+                return "input argument os nullptr";
             case MccAltLimitPZErrorCode::ERROR_COORD_TRANSFROM:
                 return "coordinate transformation error";
             default:
@@ -97,6 +99,10 @@ public:
           _latLim(MccAltLimitPZ::pi2 - _altLimit)
     {
         _transformCoordinates = [ccte_engine](MccCelestialPoint from_pt, MccCelestialPoint* to_pt) -> error_t {
+            if (to_pt == nullptr) {
+                return MccAltLimitPZErrorCode::ERROR_NULLPTR;
+            }
+
             auto err = ccte_engine->transformCoordinates(from_pt, to_pt);
             if (!err) {
                 return MccAltLimitPZErrorCode::ERROR_OK;
@@ -128,6 +134,10 @@ public:
     {
         double alt;
 
+        if (result == nullptr) {
+            return MccAltLimitPZErrorCode::ERROR_NULLPTR;
+        }
+
         error_t ret = MccAltLimitPZErrorCode::ERROR_OK;
 
         if constexpr (mcc_eqt_hrz_coord_c<InputT>) {
@@ -157,6 +167,10 @@ public:
     {
         using res_t = std::remove_cvref_t<decltype(*res_time)>;
 
+        if (res_time == nullptr) {
+            return MccAltLimitPZErrorCode::ERROR_NULLPTR;
+        }
+
         double ha, dec;
 
         error_t ret = MccAltLimitPZErrorCode::ERROR_OK;
@@ -209,6 +223,10 @@ public:
     {
         using res_t = std::remove_cvref_t<decltype(*res_time)>;
 
+        if (res_time == nullptr) {
+            return MccAltLimitPZErrorCode::ERROR_NULLPTR;
+        }
+
         double ha, dec;
 
         error_t ret = MccAltLimitPZErrorCode::ERROR_OK;
@@ -266,6 +284,10 @@ public:
     {
         double ha, dec, az;
 
+        if (point == nullptr) {
+            return MccAltLimitPZErrorCode::ERROR_NULLPTR;
+        }
+
         error_t ret = MccAltLimitPZErrorCode::ERROR_OK;
 
         if constexpr (mcc_eqt_hrz_coord_c<InputT>) {