sdbusplus: use shorter type aliases

The sdbusplus headers provide shortened aliases for many types.
Switch to using them to provide better code clarity and shorter
lines.  Possible replacements are for:
  * bus_t
  * exception_t
  * manager_t
  * match_t
  * message_t
  * object_t
  * slot_t

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I0eb22958103519924e336a2260a4d48015848c3e
diff --git a/vpd-manager/bios_handler.cpp b/vpd-manager/bios_handler.cpp
index 2421277..417852e 100644
--- a/vpd-manager/bios_handler.cpp
+++ b/vpd-manager/bios_handler.cpp
@@ -27,12 +27,12 @@
 {
     // Setup a match on NameOwnerChanged to determine when PLDM is up. In
     // the signal handler, call restoreBIOSAttribs
-    static std::shared_ptr<sdbusplus::bus::match::match> nameOwnerMatch =
-        std::make_shared<sdbusplus::bus::match::match>(
+    static std::shared_ptr<sdbusplus::bus::match_t> nameOwnerMatch =
+        std::make_shared<sdbusplus::bus::match_t>(
             bus,
             sdbusplus::bus::match::rules::nameOwnerChanged(
                 "xyz.openbmc_project.PLDM"),
-            [this](sdbusplus::message::message& msg) {
+            [this](sdbusplus::message_t& msg) {
                 if (msg.is_method_error())
                 {
                     std::cerr << "Error in reading name owner signal "
@@ -84,18 +84,16 @@
 
 void BiosHandler::listenBiosAttribs()
 {
-    static std::shared_ptr<sdbusplus::bus::match::match> biosMatcher =
-        std::make_shared<sdbusplus::bus::match::match>(
+    static std::shared_ptr<sdbusplus::bus::match_t> biosMatcher =
+        std::make_shared<sdbusplus::bus::match_t>(
             bus,
             sdbusplus::bus::match::rules::propertiesChanged(
                 "/xyz/openbmc_project/bios_config/manager",
                 "xyz.openbmc_project.BIOSConfig.Manager"),
-            [this](sdbusplus::message::message& msg) {
-                biosAttribsCallback(msg);
-            });
+            [this](sdbusplus::message_t& msg) { biosAttribsCallback(msg); });
 }
 
-void BiosHandler::biosAttribsCallback(sdbusplus::message::message& msg)
+void BiosHandler::biosAttribsCallback(sdbusplus::message_t& msg)
 {
     if (msg.is_method_error())
     {
diff --git a/vpd-manager/bios_handler.hpp b/vpd-manager/bios_handler.hpp
index 964fff5..0bc381a 100644
--- a/vpd-manager/bios_handler.hpp
+++ b/vpd-manager/bios_handler.hpp
@@ -55,7 +55,7 @@
     BiosHandler& operator=(BiosHandler&&) = delete;
     ~BiosHandler() = default;
 
-    BiosHandler(sdbusplus::bus::bus& bus, Manager& manager) :
+    BiosHandler(sdbusplus::bus_t& bus, Manager& manager) :
         bus(bus), manager(manager)
     {
         checkAndListenPLDMService();
@@ -89,7 +89,7 @@
      * yes, it will update the VPD with the new attribute value.
      * @param[in] msg - The callback message.
      */
-    void biosAttribsCallback(sdbusplus::message::message& msg);
+    void biosAttribsCallback(sdbusplus::message_t& msg);
 
     /**
      * @brief Persistently saves the Memory mirror mode
@@ -161,7 +161,7 @@
     /**
      * @brief Reference to the bus.
      */
-    sdbusplus::bus::bus& bus;
+    sdbusplus::bus_t& bus;
 
     /**
      * @brief Reference to the manager.
diff --git a/vpd-manager/manager.cpp b/vpd-manager/manager.cpp
index 36e9753..9dfcdcf 100644
--- a/vpd-manager/manager.cpp
+++ b/vpd-manager/manager.cpp
@@ -33,7 +33,7 @@
 {
 namespace manager
 {
-Manager::Manager(sdbusplus::bus::bus&& bus, const char* busName,
+Manager::Manager(sdbusplus::bus_t&& bus, const char* busName,
                  const char* objPath, const char* /*iFace*/) :
     ServerObject<ManagerIface>(bus, objPath),
     _bus(std::move(bus)), _manager(_bus, objPath)
@@ -162,18 +162,16 @@
 
 void Manager::listenHostState()
 {
-    static std::shared_ptr<sdbusplus::bus::match::match> hostState =
-        std::make_shared<sdbusplus::bus::match::match>(
+    static std::shared_ptr<sdbusplus::bus::match_t> hostState =
+        std::make_shared<sdbusplus::bus::match_t>(
             _bus,
             sdbusplus::bus::match::rules::propertiesChanged(
                 "/xyz/openbmc_project/state/host0",
                 "xyz.openbmc_project.State.Host"),
-            [this](sdbusplus::message::message& msg) {
-                hostStateCallBack(msg);
-            });
+            [this](sdbusplus::message_t& msg) { hostStateCallBack(msg); });
 }
 
-void Manager::hostStateCallBack(sdbusplus::message::message& msg)
+void Manager::hostStateCallBack(sdbusplus::message_t& msg)
 {
     if (msg.is_method_error())
     {
@@ -204,18 +202,16 @@
 
 void Manager::listenAssetTag()
 {
-    static std::shared_ptr<sdbusplus::bus::match::match> assetMatcher =
-        std::make_shared<sdbusplus::bus::match::match>(
+    static std::shared_ptr<sdbusplus::bus::match_t> assetMatcher =
+        std::make_shared<sdbusplus::bus::match_t>(
             _bus,
             sdbusplus::bus::match::rules::propertiesChanged(
                 "/xyz/openbmc_project/inventory/system",
                 "xyz.openbmc_project.Inventory.Decorator.AssetTag"),
-            [this](sdbusplus::message::message& msg) {
-                assetTagCallback(msg);
-            });
+            [this](sdbusplus::message_t& msg) { assetTagCallback(msg); });
 }
 
-void Manager::assetTagCallback(sdbusplus::message::message& msg)
+void Manager::assetTagCallback(sdbusplus::message_t& msg)
 {
     if (msg.is_method_error())
     {
diff --git a/vpd-manager/manager.hpp b/vpd-manager/manager.hpp
index e2a806b..6d8314b 100644
--- a/vpd-manager/manager.hpp
+++ b/vpd-manager/manager.hpp
@@ -57,7 +57,7 @@
      *  @param[in] objPath - Path to attach at.
      *  @param[in] iFace - interface to implement
      */
-    Manager(sdbusplus::bus::bus&& bus, const char* busName, const char* objPath,
+    Manager(sdbusplus::bus_t&& bus, const char* busName, const char* objPath,
             const char* iFace);
 
     /** @brief Implementation for WriteKeyword
@@ -137,7 +137,7 @@
     /** @brief Callback to listen for Host state change
      *  @param[in] msg - callback message.
      */
-    void hostStateCallBack(sdbusplus::message::message& msg);
+    void hostStateCallBack(sdbusplus::message_t& msg);
 
     /** @brief Api to register AssetTag property change.
      * This api will register callback to listen for asset tag property change.
@@ -147,7 +147,7 @@
     /** @brief Callback to listen for Asset tag change
      *  @param[in] msg - callback message.
      */
-    void assetTagCallback(sdbusplus::message::message& msg);
+    void assetTagCallback(sdbusplus::message_t& msg);
 
     /**
      * @brief Restores and defaulted VPD on the system VPD EEPROM.
@@ -160,10 +160,10 @@
     void restoreSystemVpd();
 
     /** @brief Persistent sdbusplus DBus bus connection. */
-    sdbusplus::bus::bus _bus;
+    sdbusplus::bus_t _bus;
 
     /** @brief sdbusplus org.freedesktop.DBus.ObjectManager reference. */
-    sdbusplus::server::manager::manager _manager;
+    sdbusplus::server::manager_t _manager;
 
     // file to store parsed json
     nlohmann::json jsonFile;
diff --git a/vpd-manager/server.cpp b/vpd-manager/server.cpp
index 8fd8476..14d2151 100644
--- a/vpd-manager/server.cpp
+++ b/vpd-manager/server.cpp
@@ -21,7 +21,7 @@
 namespace server
 {
 
-Manager::Manager(bus::bus& bus, const char* path) :
+Manager::Manager(bus_t& bus, const char* path) :
     _com_ibm_VPD_Manager_interface(bus, path, interface, _vtable, this),
     _intf(bus.getInterface())
 {