From e72c658091fd1a3431834e9529dc9ec7d128067e Mon Sep 17 00:00:00 2001
From: Neels Hofmeyr <nhofmeyr@sysmocom.de>
Date: Fri, 20 May 2016 21:41:08 +0200
Subject: add libiudummy, to avoid linking Iu deps in tests

Change-Id: I4a66c4122011dbc87c6fcb336ab0461b86522c98
---
 openbsc/configure.ac                 |  1 +
 openbsc/tests/Makefile.am            |  1 +
 openbsc/tests/db/Makefile.am         |  1 +
 openbsc/tests/libiudummy/Makefile.am | 16 ++++++++++++++++
 openbsc/tests/libiudummy/README      |  2 ++
 openbsc/tests/libiudummy/iudummy.c   | 35 +++++++++++++++++++++++++++++++++++
 6 files changed, 56 insertions(+)
 create mode 100644 openbsc/tests/libiudummy/Makefile.am
 create mode 100644 openbsc/tests/libiudummy/README
 create mode 100644 openbsc/tests/libiudummy/iudummy.c

diff --git a/openbsc/configure.ac b/openbsc/configure.ac
index 0ba73b911..190c04bd1 100644
--- a/openbsc/configure.ac
+++ b/openbsc/configure.ac
@@ -237,6 +237,7 @@ AC_OUTPUT(
     src/gprs/Makefile
     tests/Makefile
     tests/atlocal
+    tests/libiudummy/Makefile
     tests/gsm0408/Makefile
     tests/channel/Makefile
     tests/bsc/Makefile
diff --git a/openbsc/tests/Makefile.am b/openbsc/tests/Makefile.am
index cde76d36f..7d43a7760 100644
--- a/openbsc/tests/Makefile.am
+++ b/openbsc/tests/Makefile.am
@@ -1,4 +1,5 @@
 SUBDIRS = \
+	libiudummy \
 	gsm0408 \
 	channel \
 	mgcp \
diff --git a/openbsc/tests/db/Makefile.am b/openbsc/tests/db/Makefile.am
index 0eed5cd55..74a0aa00c 100644
--- a/openbsc/tests/db/Makefile.am
+++ b/openbsc/tests/db/Makefile.am
@@ -38,6 +38,7 @@ db_test_LDADD = \
 	$(top_builddir)/src/libcommon-cs/libcommon-cs.a \
 	$(top_builddir)/src/libtrau/libtrau.a \
 	$(top_builddir)/src/libcommon/libcommon.a \
+	$(top_builddir)/tests/libiudummy/libiudummy.a \
 	$(LIBOSMOCORE_LIBS) \
 	$(LIBOSMOABIS_LIBS) \
 	$(LIBOSMOGSM_LIBS) \
diff --git a/openbsc/tests/libiudummy/Makefile.am b/openbsc/tests/libiudummy/Makefile.am
new file mode 100644
index 000000000..38664a2b6
--- /dev/null
+++ b/openbsc/tests/libiudummy/Makefile.am
@@ -0,0 +1,16 @@
+AM_CPPFLAGS = \
+	$(all_includes) \
+	-I$(top_srcdir)/include \
+	-I$(top_builddir) \
+	$(NULL)
+
+AM_CFLAGS = \
+	-Wall \
+	$(LIBOSMOCORE_CFLAGS) \
+	$(NULL)
+
+noinst_LIBRARIES = libiudummy.a
+
+libiudummy_a_SOURCES = \
+	iudummy.c \
+	$(NULL)
diff --git a/openbsc/tests/libiudummy/README b/openbsc/tests/libiudummy/README
new file mode 100644
index 000000000..b90bf8c8b
--- /dev/null
+++ b/openbsc/tests/libiudummy/README
@@ -0,0 +1,2 @@
+libiudummy, for convenience, implements iu_tx() as a mere dummy data logger,
+for linking scopes that want to avoid linking against libasn1c, osmo-iuh etc.
diff --git a/openbsc/tests/libiudummy/iudummy.c b/openbsc/tests/libiudummy/iudummy.c
new file mode 100644
index 000000000..7052de82c
--- /dev/null
+++ b/openbsc/tests/libiudummy/iudummy.c
@@ -0,0 +1,35 @@
+#include <stdint.h>
+
+#include <osmocom/core/logging.h>
+#include <osmocom/vty/logging.h>
+#include <osmocom/core/msgb.h>
+
+struct msgb;
+struct ue_conn_ctx;
+struct gsm_auth_tuple;
+
+int iu_tx(struct msgb *msg, uint8_t sapi)
+{
+	LOGP(DLGLOBAL, LOGL_INFO, "iu_tx() dummy called, NOT transmitting %d bytes: %s\n",
+	     msg->len, osmo_hexdump(msg->data, msg->len));
+	return 0;
+}
+
+int iu_tx_sec_mode_cmd(struct ue_conn_ctx *uectx, struct gsm_auth_tuple *tp,
+		       int send_ck)
+{
+	LOGP(DLGLOBAL, LOGL_INFO, "iu_tx_sec_mode_cmd() dummy called, NOT transmitting Security Mode Command\n");
+	return 0;
+}
+
+int iu_page_cs(const char *imsi, const uint32_t *tmsi, uint16_t lac)
+{
+	LOGP(DLGLOBAL, LOGL_INFO, "iu_page_cs() dummy called, NOT paging\n");
+	return 0;
+}
+
+int iu_page_ps(const char *imsi, const uint32_t *ptmsi, uint16_t lac, uint8_t rac)
+{
+	LOGP(DLGLOBAL, LOGL_INFO, "iu_page_ps() dummy called, NOT paging\n");
+	return 0;
+}
-- 
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