RDKEMW-6718 : Add support for plugin specific error codes in entservices-apis

apis/HdcpProfile/IHdcpProfile.h

@@ -4,7 +4,7 @@
  *
  * Copyright 2025 RDK Management
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
@@ -19,6 +19,7 @@
 
  #pragma once
  #include "Module.h"
+ #include "entservices_errorcodes.h"
 
  namespace WPEFramework
  {

apis/PowerManager/IPowerManager.h

@@ -100,7 +100,7 @@ namespace WPEFramework
             virtual void OnRebootBegin(const string &rebootReasonCustom, const string &rebootReasonOther, const string &rebootRequestor) {};
         };
         virtual Core::hresult Register(Exchange::IPowerManager::IRebootNotification* notification /* @in */) = 0;
-        virtual Core::hresult Unregister(const Exchange::IPowerManager::IRebootNotification* notification /* @in */) = 0;
+        virtual Core::hresult Unregister(Exchange::IPowerManager::IRebootNotification* notification /* @in */) = 0;
 
         // @event
         struct EXTERNAL IModePreChangeNotification : virtual public Core::IUnknown
@@ -119,7 +119,7 @@ namespace WPEFramework
         // @brief Unregister for Power Mode pre-change event
         //       IMPORTANT: If client is also engaged in power mode pre-change operation (requested via AddPowerModePreChangeClient API),
         //                  make sure to disengage (using RemovePowerModePreChangeClient API) before calling Unregister.
-        virtual Core::hresult Unregister(const IModePreChangeNotification* notification /* @in */) = 0;
+        virtual Core::hresult Unregister(IModePreChangeNotification* notification /* @in */) = 0;
 
         // @event
         struct EXTERNAL IModeChangedNotification : virtual public Core::IUnknown
@@ -132,7 +132,7 @@ namespace WPEFramework
             virtual void OnPowerModeChanged(const PowerState currentState, const PowerState newState) {};
         };
         virtual Core::hresult Register(IModeChangedNotification* notification /* @in */) = 0;
-        virtual Core::hresult Unregister(const IModeChangedNotification* notification /* @in */) = 0;
+        virtual Core::hresult Unregister(IModeChangedNotification* notification /* @in */) = 0;
 
         // @event
         struct EXTERNAL IDeepSleepTimeoutNotification : virtual public Core::IUnknown
@@ -144,7 +144,7 @@ namespace WPEFramework
             virtual void OnDeepSleepTimeout(const int wakeupTimeout) {};
         };
         virtual Core::hresult Register(IDeepSleepTimeoutNotification* notification /* @in */) = 0;
-        virtual Core::hresult Unregister(const IDeepSleepTimeoutNotification* notification /* @in */) = 0;
+        virtual Core::hresult Unregister(IDeepSleepTimeoutNotification* notification /* @in */) = 0;
 
          // @event
          struct EXTERNAL INetworkStandbyModeChangedNotification : virtual public Core::IUnknown
@@ -156,7 +156,7 @@ namespace WPEFramework
              virtual void OnNetworkStandbyModeChanged(const bool enabled) {};
          };
          virtual Core::hresult Register(INetworkStandbyModeChangedNotification* notification /* @in */) = 0;
-         virtual Core::hresult Unregister(const INetworkStandbyModeChangedNotification* notification /* @in */) = 0;
+         virtual Core::hresult Unregister(INetworkStandbyModeChangedNotification* notification /* @in */) = 0;
 
          // @event
          struct EXTERNAL IThermalModeChangedNotification : virtual public Core::IUnknown
@@ -170,7 +170,7 @@ namespace WPEFramework
              virtual void OnThermalModeChanged(const ThermalTemperature currentThermalLevel, const ThermalTemperature newThermalLevel, const float currentTemperature) {};
          };
          virtual Core::hresult Register(IThermalModeChangedNotification* notification /* @in */) = 0;
-         virtual Core::hresult Unregister(const IThermalModeChangedNotification* notification /* @in */) = 0;
+         virtual Core::hresult Unregister(IThermalModeChangedNotification* notification /* @in */) = 0;
 
         /** Engage a client in power mode change operation. */
         // @text addPowerModePreChangeClient
@@ -329,4 +329,3 @@ namespace WPEFramework
 
 } // namespace Exchange
 } // namespace WPEFramework
-

apis/entservices_errorcodes.h

@@ -0,0 +1,39 @@
+#include <stdio.h>
+
+// 1. The single source of truth: a list of all errors.
+#define ERROR_LIST \
+    X(ERROR_FILE_IO, "File Read or Write error") \
+    X(ERROR_PERMISSION_DENIED, "Permission denied") \
+
+/******** PLEASE DO NOT MODIFY ANYTHING BELOW THIS **********/
+// 2. Define the 'X' macro to generate the enum.
+#define X(name, string) name,
+typedef enum {
+    // Start the first error code at 1000
+    ERROR_BASE = 1000,
+    ERROR_LIST
+    MAX_ERROR_CODE
+} ErrorCode;
+// Undefine 'X' to avoid conflicts.
+#undef X
+
+// 3. Define the 'X' macro to generate the string array.
+#define X(name, string) string,
+const char *error_strings[] = {
+    "Error base",
+    ERROR_LIST
+    "Unknown error code"
+};
+
+//4.Fetch Error strings
+#define ERROR_MESSAGE(errorcode) \
+    ({ \
+        const char *msg = \
+            (((errorcode) >= ERROR_BASE && \
+              (errorcode) < ERROR_BASE + (sizeof(error_strings)/sizeof(error_strings[0]))) \
+                ? error_strings[(errorcode) - ERROR_BASE] \
+                : ""); \
+        printf("[DEBUG] ErrorCode=%d -> %s\n", errorcode, msg); \
+        msg; \
+    })
+