ldap: Add application to configure privilege for LDAP groups

The application implements the xyz.openbmc_project.User.PrivilegeMapper
D-Bus interface to configure privilege levels for LDAP groups. The Create
method is used to create privilege mapping for the LDAP group. D-Bus
object is created for each LDAP group and implements the D-Bus interface
xyz.openbmc_project.User.PrivilegeMapperEntry.
:
Change-Id: I20935229a8a79ce1e52a857672a6a0085cb5ace4
Signed-off-by: Tom Joseph <tomjoseph@in.ibm.com>
diff --git a/phosphor-ldap-mapper/ldap_mapper_entry.hpp b/phosphor-ldap-mapper/ldap_mapper_entry.hpp
new file mode 100644
index 0000000..689639d
--- /dev/null
+++ b/phosphor-ldap-mapper/ldap_mapper_entry.hpp
@@ -0,0 +1,83 @@
+#pragma once
+
+#include <sdbusplus/bus.hpp>
+#include <sdbusplus/server/object.hpp>
+#include <xyz/openbmc_project/User/PrivilegeMapperEntry/server.hpp>
+#include <xyz/openbmc_project/Object/Delete/server.hpp>
+
+namespace phosphor
+{
+namespace user
+{
+
+namespace Base = sdbusplus::xyz::openbmc_project;
+using Entry =
+    sdbusplus::xyz::openbmc_project::User::server::PrivilegeMapperEntry;
+using Delete = sdbusplus::xyz::openbmc_project::Object::server::Delete;
+using Ifaces = sdbusplus::server::object::object<Entry, Delete>;
+
+// Forward declaration for LDAPMapperMgr
+class LDAPMapperMgr;
+
+using Id = size_t;
+
+/** @class LDAPMapperEntry
+ *
+ *  @brief This D-Bus object represents the privilege level for the LDAP group.
+ */
+class LDAPMapperEntry : public Ifaces
+{
+  public:
+    LDAPMapperEntry() = delete;
+    ~LDAPMapperEntry() = default;
+    LDAPMapperEntry(const LDAPMapperEntry &) = delete;
+    LDAPMapperEntry &operator=(const LDAPMapperEntry &) = delete;
+    LDAPMapperEntry(LDAPMapperEntry &&) = default;
+    LDAPMapperEntry &operator=(LDAPMapperEntry &&) = default;
+
+    /** @brief Constructs LDAP privilege mapper entry object.
+     *
+     *  @param[in] bus  - sdbusplus handler
+     *  @param[in] path - D-Bus path
+     *  @param[in] privilege - the privilege for the group
+     *  @param[in] parent - LDAP privilege mapper manager
+     */
+    LDAPMapperEntry(sdbusplus::bus::bus &bus, const char *path,
+                    const std::string &groupName, const std::string &privilege,
+                    LDAPMapperMgr &parent);
+
+    /** @brief Delete privilege mapper entry object
+     *
+     *  This method deletes the privilege mapper entry.
+     */
+    void delete_(void) override;
+
+    /** @brief Update the group name of the mapper object
+     *
+     *  @param[in] value - group name
+     *
+     *  @return On success the updated group name
+     */
+    std::string groupName(std::string value) override;
+
+    /** @brief Update privilege associated with LDAP group
+     *
+     *  @param[in] value - privilege level
+     *
+     *  @return On success the updated privilege level
+     */
+    std::string privilege(std::string value) override;
+
+    using sdbusplus::xyz::openbmc_project::User::server::PrivilegeMapperEntry::
+        privilege;
+
+    using sdbusplus::xyz::openbmc_project::User::server::PrivilegeMapperEntry::
+        groupName;
+
+  private:
+    Id id;
+    LDAPMapperMgr &manager;
+};
+
+} // namespace user
+} // namespace phosphor