diff --git a/include/types/log.h b/include/types/log.h
index 0e78024..2f11aab 100644
--- a/include/types/log.h
+++ b/include/types/log.h
@@ -44,6 +44,8 @@
 	LOG_GLOBAL,
 	LOG_CLIENTIP,
 	LOG_CLIENTPORT,
+	LOG_SOURCEPORT,
+	LOG_SOURCEIP,
 	LOG_DATE,
 	LOG_DATEGMT,
 	LOG_MS,
diff --git a/include/types/proxy.h b/include/types/proxy.h
index 6693d82..26cdfe4 100644
--- a/include/types/proxy.h
+++ b/include/types/proxy.h
@@ -138,7 +138,9 @@
 #define PR_O2_NODELAY   0x00020000      /* fully interactive mode, never delay outgoing data */
 #define PR_O2_USE_PXHDR 0x00040000      /* use Proxy-Connection for proxy requests */
 #define PR_O2_CHK_SNDST 0x00080000      /* send the state of each server along with HTTP health checks */
-/* unused: 0x00100000 */
+
+#define PR_O2_SRC_ADDR	0x00100000	/* get the source ip and port for logs */
+
 #define PR_O2_FAKE_KA   0x00200000      /* pretend we do keep-alive with server eventhough we close */
 /* unused: 0x00400000 */
 #define PR_O2_EXP_NONE  0x00000000      /* http-check : no expect rule */
diff --git a/include/types/session.h b/include/types/session.h
index a707aa5..5678e5c 100644
--- a/include/types/session.h
+++ b/include/types/session.h
@@ -84,6 +84,7 @@
 #define SN_IGNORE_PRST	0x00080000	/* ignore persistence */
 #define SN_BE_TRACK_SC1 0x00100000	/* backend tracks stick-counter 1 */
 #define SN_BE_TRACK_SC2 0x00200000	/* backend tracks stick-counter 2 */
+#define SN_BCK_ADDR_SET 0x00400000 	/* set if the backend address has been filled */
 
 /* Termination sequence tracing.
  *
diff --git a/include/types/stream_interface.h b/include/types/stream_interface.h
index 4f0bfa2..5acbd57 100644
--- a/include/types/stream_interface.h
+++ b/include/types/stream_interface.h
@@ -72,6 +72,7 @@
 	SI_FL_DONT_WAKE  = 0x0020,  /* resync in progress, don't wake up */
 	SI_FL_INDEP_STR  = 0x0040,  /* independant streams = don't update rex on write */
 	SI_FL_NOLINGER   = 0x0080,  /* may close without lingering. One-shot. */
+	SI_FL_SRC_ADDR   = 0x1000,  /* get the source ip/port with getsockname */
 };
 
 /* target types */