app: update the method name

update watchdog names to use `Lower Camel Case`.

Change-Id: I654ddb1a37330f946f258c471fc4209e71cf4d82
Signed-off-by: George Liu <liuxiwei@ieisystem.com>
diff --git a/app/watchdog.cpp b/app/watchdog.cpp
index aea13fd..e0c1e03 100644
--- a/app/watchdog.cpp
+++ b/app/watchdog.cpp
@@ -44,11 +44,11 @@
 {
     try
     {
-        WatchdogService wd_service;
+        WatchdogService wdService;
 
         // Notify the caller if we haven't initialized our timer yet
         // so it can configure actions and timeouts
-        if (!wd_service.getInitialized())
+        if (!wdService.getInitialized())
         {
             lastCallSuccessful = true;
 
@@ -57,7 +57,7 @@
         }
 
         // The ipmi standard dictates we enable the watchdog during reset
-        wd_service.resetTimeRemaining(true);
+        wdService.resetTimeRemaining(true);
         lastCallSuccessful = true;
         return ipmi::responseSuccess();
     }
@@ -78,7 +78,7 @@
     }
 }
 
-static constexpr uint8_t wd_timeout_action_mask = 0x3;
+static constexpr uint8_t wdTimeoutActionMask = 0x3;
 
 static constexpr uint8_t wdTimerUseResTimer1 = 0x0;
 static constexpr uint8_t wdTimerUseResTimer2 = 0x6;
@@ -96,12 +96,12 @@
 };
 
 /** @brief Converts an IPMI Watchdog Action to DBUS defined action
- *  @param[in] ipmi_action The IPMI Watchdog Action
- *  @return The Watchdog Action that the ipmi_action maps to
+ *  @param[in] ipmiAction The IPMI Watchdog Action
+ *  @return The Watchdog Action that the ipmiAction maps to
  */
-WatchdogService::Action ipmiActionToWdAction(IpmiAction ipmi_action)
+WatchdogService::Action ipmiActionToWdAction(IpmiAction ipmiAction)
 {
-    switch (ipmi_action)
+    switch (ipmiAction)
     {
         case IpmiAction::None:
         {
@@ -220,33 +220,33 @@
 
     try
     {
-        WatchdogService wd_service;
+        WatchdogService wdService;
         // Stop the timer if the don't stop bit is not set
         if (!(dontStopTimer))
         {
-            wd_service.setEnabled(false);
+            wdService.setEnabled(false);
         }
 
         // Set the action based on the request
-        const auto ipmi_action = static_cast<IpmiAction>(
-            static_cast<uint8_t>(timeoutAction) & wd_timeout_action_mask);
-        wd_service.setExpireAction(ipmiActionToWdAction(ipmi_action));
+        const auto ipmiAction = static_cast<IpmiAction>(
+            static_cast<uint8_t>(timeoutAction) & wdTimeoutActionMask);
+        wdService.setExpireAction(ipmiActionToWdAction(ipmiAction));
 
         const auto ipmiTimerUse = types::enum_cast<IpmiTimerUse>(timerUse);
-        wd_service.setTimerUse(ipmiTimerUseToWdTimerUse(ipmiTimerUse));
+        wdService.setTimerUse(ipmiTimerUseToWdTimerUse(ipmiTimerUse));
 
-        wd_service.setExpiredTimerUse(WatchdogService::TimerUse::Reserved);
+        wdService.setExpiredTimerUse(WatchdogService::TimerUse::Reserved);
 
         timerUseExpirationFlags &= ~expFlagValue;
 
         // Set the new interval and the time remaining deci -> mill seconds
         const uint64_t interval = initialCountdown * 100;
-        wd_service.setInterval(interval);
-        wd_service.resetTimeRemaining(false);
+        wdService.setInterval(interval);
+        wdService.resetTimeRemaining(false);
 
         // Mark as initialized so that future resets behave correctly
-        wd_service.setInitialized(true);
-        wd_service.setLogTimeout(!dontLog);
+        wdService.setInitialized(true);
+        wdService.setLogTimeout(!dontLog);
 
         lastCallSuccessful = true;
         return ipmi::responseSuccess();
@@ -273,12 +273,12 @@
 }
 
 /** @brief Converts a DBUS Watchdog Action to IPMI defined action
- *  @param[in] wd_action The DBUS Watchdog Action
- *  @return The IpmiAction that the wd_action maps to
+ *  @param[in] wdAction The DBUS Watchdog Action
+ *  @return The IpmiAction that the wdAction maps to
  */
-IpmiAction wdActionToIpmiAction(WatchdogService::Action wd_action)
+IpmiAction wdActionToIpmiAction(WatchdogService::Action wdAction)
 {
-    switch (wd_action)
+    switch (wdAction)
     {
         case WatchdogService::Action::None:
         {
@@ -374,26 +374,26 @@
 
     try
     {
-        WatchdogService wd_service;
-        WatchdogService::Properties wd_prop = wd_service.getProperties();
+        WatchdogService wdService;
+        WatchdogService::Properties wdProp = wdService.getProperties();
 
         // Build and return the response
         // Interval and timeRemaining need converted from milli -> deci seconds
-        uint16_t initialCountdown = htole16(wd_prop.interval / 100);
+        uint16_t initialCountdown = htole16(wdProp.interval / 100);
 
-        if (wd_prop.expiredTimerUse != WatchdogService::TimerUse::Reserved)
+        if (wdProp.expiredTimerUse != WatchdogService::TimerUse::Reserved)
         {
             timerUseExpirationFlags.set(static_cast<uint8_t>(
-                wdTimerUseToIpmiTimerUse(wd_prop.expiredTimerUse)));
+                wdTimerUseToIpmiTimerUse(wdProp.expiredTimerUse)));
         }
 
-        if (wd_prop.enabled)
+        if (wdProp.enabled)
         {
-            presentCountdown = htole16(wd_prop.timeRemaining / 100);
+            presentCountdown = htole16(wdProp.timeRemaining / 100);
         }
         else
         {
-            if (wd_prop.expiredTimerUse == WatchdogService::TimerUse::Reserved)
+            if (wdProp.expiredTimerUse == WatchdogService::TimerUse::Reserved)
             {
                 presentCountdown = initialCountdown;
             }
@@ -411,10 +411,10 @@
         lastCallSuccessful = true;
         return ipmi::responseSuccess(
             types::enum_cast<uint3_t>(
-                wdTimerUseToIpmiTimerUse(wd_prop.timerUse)),
-            0, wd_prop.enabled, timerNotLogFlags,
+                wdTimerUseToIpmiTimerUse(wdProp.timerUse)),
+            0, wdProp.enabled, timerNotLogFlags,
             types::enum_cast<uint3_t>(
-                wdActionToIpmiAction(wd_prop.expireAction)),
+                wdActionToIpmiAction(wdProp.expireAction)),
             0, timerPreTimeoutInterrupt, 0, pretimeout, timerUseExpirationFlags,
             initialCountdown, presentCountdown);
     }
diff --git a/app/watchdog_service.cpp b/app/watchdog_service.cpp
index b67b5c7..da06041 100644
--- a/app/watchdog_service.cpp
+++ b/app/watchdog_service.cpp
@@ -21,18 +21,18 @@
 using sdbusplus::error::xyz::openbmc_project::common::InternalFailure;
 using sdbusplus::server::xyz::openbmc_project::state::Watchdog;
 
-static constexpr char wd_path[] = "/xyz/openbmc_project/watchdog/host0";
-static constexpr char wd_intf[] = "xyz.openbmc_project.State.Watchdog";
-static constexpr char prop_intf[] = "org.freedesktop.DBus.Properties";
+static constexpr auto wdPath = "/xyz/openbmc_project/watchdog/host0";
+static constexpr auto wdIntf = "xyz.openbmc_project.State.Watchdog";
+static constexpr auto propIntf = "org.freedesktop.DBus.Properties";
 
-ipmi::ServiceCache WatchdogService::wd_service(wd_intf, wd_path);
+ipmi::ServiceCache WatchdogService::wdService(wdIntf, wdPath);
 
 WatchdogService::WatchdogService() : bus(ipmid_get_sd_bus_connection()) {}
 
 void WatchdogService::resetTimeRemaining(bool enableWatchdog)
 {
-    bool wasValid = wd_service.isValid(bus);
-    auto request = wd_service.newMethodCall(bus, wd_intf, "ResetTimeRemaining");
+    bool wasValid = wdService.isValid(bus);
+    auto request = wdService.newMethodCall(bus, wdIntf, "ResetTimeRemaining");
     request.append(enableWatchdog);
     try
     {
@@ -40,7 +40,7 @@
     }
     catch (const std::exception& e)
     {
-        wd_service.invalidate();
+        wdService.invalidate();
         if (wasValid)
         {
             // Retry the request once in case the cached service was stale
@@ -55,9 +55,9 @@
 
 WatchdogService::Properties WatchdogService::getProperties()
 {
-    bool wasValid = wd_service.isValid(bus);
-    auto request = wd_service.newMethodCall(bus, prop_intf, "GetAll");
-    request.append(wd_intf);
+    bool wasValid = wdService.isValid(bus);
+    auto request = wdService.newMethodCall(bus, propIntf, "GetAll");
+    request.append(wdIntf);
 
     std::map<std::string, std::variant<bool, uint64_t, std::string>> properties;
     try
@@ -67,7 +67,7 @@
     }
     catch (const std::exception& e)
     {
-        wd_service.invalidate();
+        wdService.invalidate();
         if (wasValid)
         {
             // Retry the request once in case the cached service was stale
@@ -80,20 +80,20 @@
 
     try
     {
-        Properties wd_prop;
-        wd_prop.initialized = std::get<bool>(properties.at("Initialized"));
-        wd_prop.enabled = std::get<bool>(properties.at("Enabled"));
-        wd_prop.expireAction = Watchdog::convertActionFromString(
+        Properties wdProp;
+        wdProp.initialized = std::get<bool>(properties.at("Initialized"));
+        wdProp.enabled = std::get<bool>(properties.at("Enabled"));
+        wdProp.expireAction = Watchdog::convertActionFromString(
             std::get<std::string>(properties.at("ExpireAction")));
-        wd_prop.timerUse = Watchdog::convertTimerUseFromString(
+        wdProp.timerUse = Watchdog::convertTimerUseFromString(
             std::get<std::string>(properties.at("CurrentTimerUse")));
-        wd_prop.expiredTimerUse = Watchdog::convertTimerUseFromString(
+        wdProp.expiredTimerUse = Watchdog::convertTimerUseFromString(
             std::get<std::string>(properties.at("ExpiredTimerUse")));
 
-        wd_prop.interval = std::get<uint64_t>(properties.at("Interval"));
-        wd_prop.timeRemaining =
+        wdProp.interval = std::get<uint64_t>(properties.at("Interval"));
+        wdProp.timeRemaining =
             std::get<uint64_t>(properties.at("TimeRemaining"));
-        return wd_prop;
+        return wdProp;
     }
     catch (const std::exception& e)
     {
@@ -111,9 +111,9 @@
 template <typename T>
 T WatchdogService::getProperty(const std::string& key)
 {
-    bool wasValid = wd_service.isValid(bus);
-    auto request = wd_service.newMethodCall(bus, prop_intf, "Get");
-    request.append(wd_intf, key);
+    bool wasValid = wdService.isValid(bus);
+    auto request = wdService.newMethodCall(bus, propIntf, "Get");
+    request.append(wdIntf, key);
     try
     {
         auto response = bus.call(request);
@@ -123,7 +123,7 @@
     }
     catch (const std::exception& e)
     {
-        wd_service.invalidate();
+        wdService.invalidate();
         if (wasValid)
         {
             // Retry the request once in case the cached service was stale
@@ -143,16 +143,16 @@
 template <typename T>
 void WatchdogService::setProperty(const std::string& key, const T& val)
 {
-    bool wasValid = wd_service.isValid(bus);
-    auto request = wd_service.newMethodCall(bus, prop_intf, "Set");
-    request.append(wd_intf, key, std::variant<T>(val));
+    bool wasValid = wdService.isValid(bus);
+    auto request = wdService.newMethodCall(bus, propIntf, "Set");
+    request.append(wdIntf, key, std::variant<T>(val));
     try
     {
         auto response = bus.call(request);
     }
     catch (const std::exception& e)
     {
-        wd_service.invalidate();
+        wdService.invalidate();
         if (wasValid)
         {
             // Retry the request once in case the cached service was stale
diff --git a/app/watchdog_service.hpp b/app/watchdog_service.hpp
index 5717066..86c31da 100644
--- a/app/watchdog_service.hpp
+++ b/app/watchdog_service.hpp
@@ -102,7 +102,7 @@
     /** @brief sdbusplus handle */
     sdbusplus::bus_t bus;
     /** @brief The name of the mapped host watchdog service */
-    static ipmi::ServiceCache wd_service;
+    static ipmi::ServiceCache wdService;
 
     /** @brief Gets the value of the property on the host watchdog
      *