From 5a796e6683a3c8dba6be5d72ef7f7d4d8cdbfcae Mon Sep 17 00:00:00 2001
From: Matthew Barth <msbarth@us.ibm.com>
Date: Fri, 19 Jan 2018 17:14:08 -0600
Subject: Get a property without service name lookup

Expand on the current getProperty functions to allow a service name to
be passed in so a mapper lookup is not necessary.

Tested:
    A property value is read from a message where the service is given

Change-Id: Ia0450163744c9f89a26a053ec2cfb44ae761426d
Signed-off-by: Matthew Barth <msbarth@us.ibm.com>
---
 sdbusplus.hpp | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

(limited to 'sdbusplus.hpp')

diff --git a/sdbusplus.hpp b/sdbusplus.hpp
index 3fc9b9e..0c70b9c 100644
--- a/sdbusplus.hpp
+++ b/sdbusplus.hpp
@@ -245,6 +245,46 @@ class SDBusPlus
                     property);
         }
 
+        /** @brief Get a property without mapper lookup. */
+        template <typename Property>
+        static auto getProperty(
+            sdbusplus::bus::bus& bus,
+            const std::string& service,
+            const std::string& path,
+            const std::string& interface,
+            const std::string& property)
+        {
+            using namespace std::literals::string_literals;
+
+            auto msg = callMethod(
+                    bus,
+                    service,
+                    path,
+                    "org.freedesktop.DBus.Properties"s,
+                    "Get"s,
+                    interface,
+                    property);
+            sdbusplus::message::variant<Property> value;
+            msg.read(value);
+            return value.template get<Property>();
+        }
+
+        /** @brief Get a property without mapper lookup. */
+        template <typename Property>
+        static auto getProperty(
+            const std::string& service,
+            const std::string& path,
+            const std::string& interface,
+            const std::string& property)
+        {
+            return getProperty<Property>(
+                    getBus(),
+                    service,
+                    path,
+                    interface,
+                    property);
+        }
+
         /** @brief Set a property with mapper lookup. */
         template <typename Property>
         static void setProperty(
-- 
cgit v1.2.1