diff --git a/src/detail/pending-interest.hpp b/src/detail/pending-interest.hpp
index 4cfc48a..c481acc 100644
--- a/src/detail/pending-interest.hpp
+++ b/src/detail/pending-interest.hpp
@@ -20,62 +20,64 @@
   typedef function<void(const Interest&)> OnTimeout;
 
   /**
-   * Create a new PitEntry and set the timeoutTime_ based on the current time and the interest lifetime.
-   * @param interest A shared_ptr for the interest.
+   * @brief Create a new PitEntry and set the timeout based on the current time and
+   *        the interest lifetime.
+   *
+   * @param interest A shared_ptr for the interest
    * @param onData A function object to call when a matching data packet is received.
-   * @param onTimeout A function object to call if the interest times out.  If onTimeout is an empty OnTimeout(), this does not use it.
+   * @param onTimeout A function object to call if the interest times out.
+   *                  If onTimeout is an empty OnTimeout(), this does not use it.
    */
-  PendingInterest(const shared_ptr<const Interest>& interest, const OnData& onData, 
+  PendingInterest(const shared_ptr<const Interest>& interest, const OnData& onData,
                   const OnTimeout& onTimeout)
-    : interest_(interest),
-      onData_(onData), onTimeout_(onTimeout)
+    : interest_(interest)
+    , onData_(onData)
+    , m_onTimeout(onTimeout)
   {
     if (interest_->getInterestLifetime() >= time::milliseconds::zero())
-      timeout_ = time::steady_clock::now() + interest_->getInterestLifetime();
+      m_timeout = time::steady_clock::now() + interest_->getInterestLifetime();
     else
-      timeout_ = time::steady_clock::now() + DEFAULT_INTEREST_LIFETIME;
+      m_timeout = time::steady_clock::now() + DEFAULT_INTEREST_LIFETIME;
   }
-    
-  const shared_ptr<const Interest>& 
+
+  const shared_ptr<const Interest>&
   getInterest()
   {
     return interest_;
   }
-    
-  const OnData& 
+
+  const OnData&
   getOnData()
   {
     return onData_;
   }
-    
+
   /**
    * Check if this interest is timed out.
    * @return true if this interest timed out, otherwise false.
    */
-  bool 
+  bool
   isTimedOut(const time::steady_clock::TimePoint& now)
   {
-    return now >= timeout_;
+    return now >= m_timeout;
   }
 
   /**
-   * Call onTimeout_ (if defined).  This ignores exceptions from the onTimeout_.
+   * Call m_onTimeout (if defined).  This ignores exceptions from the m_onTimeout.
    */
-  void 
+  void
   callTimeout()
   {
-    if (onTimeout_) {
-      onTimeout_(*interest_);
+    if (m_onTimeout) {
+      m_onTimeout(*interest_);
     }
   }
-    
+
 private:
   shared_ptr<const Interest> interest_;
   const OnData onData_;
-  const OnTimeout onTimeout_;
-
-  /** The time when the interest times out in time::milliseconds according to getNowMilliseconds, or -1 for no timeout. */
-  time::steady_clock::TimePoint timeout_;
+  const OnTimeout m_onTimeout;
+  time::steady_clock::TimePoint m_timeout;
 };
 
 
@@ -86,18 +88,18 @@
  */
 struct MatchPendingInterestId
 {
-  MatchPendingInterestId(const PendingInterestId *pendingInterestId)
-    : id_(pendingInterestId)
+  MatchPendingInterestId(const PendingInterestId* pendingInterestId)
+    : m_id(pendingInterestId)
   {
   }
 
   bool
-  operator()(const shared_ptr<const PendingInterest> &pendingInterest) const
+  operator()(const shared_ptr<const PendingInterest>& pendingInterest) const
   {
-    return (reinterpret_cast<const PendingInterestId *>(pendingInterest.get()) == id_);
+    return (reinterpret_cast<const PendingInterestId*>(pendingInterest.get()) == m_id);
   }
 private:
-  const PendingInterestId *id_;
+  const PendingInterestId* m_id;
 };