libgb: move GPRS specific msgb CB definitions to separate header
diff --git a/openbsc/src/gprs/gb_proxy.c b/openbsc/src/gprs/gb_proxy.c
index afe793d..518382d 100644
--- a/openbsc/src/gprs/gb_proxy.c
+++ b/openbsc/src/gprs/gb_proxy.c
@@ -122,7 +122,7 @@
 /* FIXME: this needs to go to libosmocore/msgb.c */
 static struct msgb *msgb_copy(const struct msgb *msg, const char *name)
 {
-	struct openbsc_msgb_cb *old_cb, *new_cb;
+	struct libgb_msgb_cb *old_cb, *new_cb;
 	struct msgb *new_msg;
 
 	new_msg = msgb_alloc(msg->data_len, name);
@@ -144,8 +144,8 @@
 	new_msg->l4h = new_msg->_data + (msg->l4h - msg->_data);
 
 	/* copy GB specific data */
-	old_cb = OBSC_MSGB_CB(msg);
-	new_cb = OBSC_MSGB_CB(new_msg);
+	old_cb = LIBGB_MSGB_CB(msg);
+	new_cb = LIBGB_MSGB_CB(new_msg);
 
 	new_cb->bssgph = new_msg->_data + (old_cb->bssgph - msg->_data);
 	new_cb->llch = new_msg->_data + (old_cb->llch - msg->_data);
diff --git a/openbsc/src/libgb/gprs_bssgp.c b/openbsc/src/libgb/gprs_bssgp.c
index e93b3de..7615299 100644
--- a/openbsc/src/libgb/gprs_bssgp.c
+++ b/openbsc/src/libgb/gprs_bssgp.c
@@ -1,6 +1,6 @@
 /* GPRS BSSGP protocol implementation as per 3GPP TS 08.18 */
 
-/* (C) 2009-2010 by Harald Welte <laforge@gnumonks.org>
+/* (C) 2009-2012 by Harald Welte <laforge@gnumonks.org>
  *
  * All Rights Reserved
  *
@@ -33,7 +33,6 @@
 #include <osmocom/core/rate_ctr.h>
 
 #include <openbsc/debug.h>
-#include <openbsc/gsm_data.h>
 #include <openbsc/gsm_04_08_gprs.h>
 
 #include <osmocom/gprs/gprs_bssgp.h>
diff --git a/openbsc/src/libgb/gprs_bssgp_bss.c b/openbsc/src/libgb/gprs_bssgp_bss.c
index a53423c..a681b9d 100644
--- a/openbsc/src/libgb/gprs_bssgp_bss.c
+++ b/openbsc/src/libgb/gprs_bssgp_bss.c
@@ -1,6 +1,6 @@
 /* GPRS BSSGP protocol implementation as per 3GPP TS 08.18 */
 
-/* (C) 2009-2011 by Harald Welte <laforge@gnumonks.org>
+/* (C) 2009-2012 by Harald Welte <laforge@gnumonks.org>
  *
  * All Rights Reserved
  *
@@ -32,7 +32,6 @@
 #include <osmocom/gprs/gprs_ns.h>
 
 #include <openbsc/debug.h>
-#include <openbsc/gsm_data.h>
 
 uint8_t *bssgp_msgb_tlli_put(struct msgb *msg, uint32_t tlli)
 {
diff --git a/openbsc/src/libgb/gprs_bssgp_util.c b/openbsc/src/libgb/gprs_bssgp_util.c
index c794a59..6ab97a7 100644
--- a/openbsc/src/libgb/gprs_bssgp_util.c
+++ b/openbsc/src/libgb/gprs_bssgp_util.c
@@ -1,6 +1,6 @@
 /* GPRS BSSGP protocol implementation as per 3GPP TS 08.18 */
 
-/* (C) 2009-2010 by Harald Welte <laforge@gnumonks.org>
+/* (C) 2009-2012 by Harald Welte <laforge@gnumonks.org>
  *
  * All Rights Reserved
  *
@@ -31,7 +31,6 @@
 #include <osmocom/gprs/gprs_ns.h>
 
 #include <openbsc/debug.h>
-#include <openbsc/gsm_data.h>
 
 struct gprs_ns_inst *bssgp_nsi;
 
diff --git a/openbsc/src/libgb/gprs_ns.c b/openbsc/src/libgb/gprs_ns.c
index c1efa43..8bed1b7 100644
--- a/openbsc/src/libgb/gprs_ns.c
+++ b/openbsc/src/libgb/gprs_ns.c
@@ -1,7 +1,7 @@
 /* GPRS Networks Service (NS) messages on the Gb interface
  * 3GPP TS 08.16 version 8.0.1 Release 1999 / ETSI TS 101 299 V8.0.1 (2002-05) */
 
-/* (C) 2009-2010 by Harald Welte <laforge@gnumonks.org>
+/* (C) 2009-2012 by Harald Welte <laforge@gnumonks.org>
  *
  * All Rights Reserved
  *