ganc: add value_strings for GAN message type and protocol discriminator
diff --git a/src/gsm/Makefile.am b/src/gsm/Makefile.am
index 7796caf..167aeb7 100644
--- a/src/gsm/Makefile.am
+++ b/src/gsm/Makefile.am
@@ -19,7 +19,7 @@
 			lapd_core.c lapdm.c \
 			auth_core.c auth_comp128v1.c auth_milenage.c \
 			milenage/aes-encblock.c milenage/aes-internal.c \
-			milenage/aes-internal-enc.c milenage/milenage.c
+			milenage/aes-internal-enc.c milenage/milenage.c gan.c
 
 libosmogsm_la_LDFLAGS = -Wl,--version-script=$(srcdir)/libosmogsm.map -version-info $(LIBVERSION)
 libosmogsm_la_LIBADD = $(top_builddir)/src/libosmocore.la
diff --git a/src/gsm/gan.c b/src/gsm/gan.c
new file mode 100644
index 0000000..e041936
--- /dev/null
+++ b/src/gsm/gan.c
@@ -0,0 +1,77 @@
+/* (C) 2012 by Harald Welte <laforge@gnumonks.org>
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include <unistd.h>
+#include <osmocom/core/utils.h>
+
+#include <osmocom/gsm/protocol/gsm_44_318.h>
+
+
+const struct value_string gan_msgt_vals[] = {
+	{ GA_MT_RC_DISCOVERY_REQUEST,	"GA-RC DISCOVERY REQUEST" },
+	{ GA_MT_RC_DISCOVERY_ACCEPT,	"GA-RC DISCOVERY ACCEPT" },
+	{ GA_MT_RC_DISCOVERY_REJECT,	"GA-RC DISCOVERY REJECT" },
+	{ GA_MT_RC_REGISTER_REQUEST,	"GA-RC REGISTER REQUEST" },
+	{ GA_MT_RC_REGISTER_ACCEPT,	"GA-RC REGISTER ACCEPT" },
+	{ GA_MT_RC_REGISTER_REDIRECT,	"GA-RC REGISTER REDIRECT" },
+	{ GA_MT_RC_REGISTER_REJECT,	"GA-RC REGISTER REJECT" },
+	{ GA_MT_RC_DEREGISTER,		"GA-RC DEREGISTER" },
+	{ GA_MT_RC_REGISTER_UPDATE_UL,	"GA-RC REGISTER UPDATE UL" },
+	{ GA_MT_RC_REGISTER_UPDATE_DL,	"GA-RC REGISTER UPDATE DL" },
+	{ GA_MT_RC_CELL_BCAST_INFO,	"GA-RC CELL BROADCAST INFO" },
+	{ GA_MT_CSR_CIPH_MODE_CMD,	"GA-CSR CIPHER MDOE COMMAND" },
+	{ GA_MT_CSR_CIPH_MODE_COMPL,	"GA-CSR CIPHER MODE COMPLETE" },
+	{ GA_MT_CSR_ACT_CHAN,		"GA-CSR ACTIVATE CHANNEL" },
+	{ GA_MT_CSR_ACT_CHAN_ACK,	"GA-CSR ACTIVATE CHANNEL ACK" },
+	{ GA_MT_CSR_ACT_CHAN_COMPL,	"GA-CSR ACTIVATE CHANNEL COMPLETE" },
+	{ GA_MT_CSR_ACT_CHAN_FAIL,	"GA-CSR ACTIVATE CHANNEL FAIL" },
+	{ GA_MT_CSR_CHAN_MODE_MOD,	"GA-CSR CHANNEL MODE MODIFY" },
+	{ GA_MT_CSR_CHAN_MODE_MOD_ACK,	"GA-CSR CHANNEL MODE MODIFY ACK" },
+	{ GA_MT_CSR_RELEASE,		"GA-CSR RELEASE" },
+	{ GA_MT_CSR_RELEASE_COMPL,	"GA-CSR RELEASE COMPLETE" },
+	{ GA_MT_CSR_CLEAR_REQ,		"GA-CSR CLEAR REQUEST" },
+	{ GA_MT_CSR_HO_ACCESS,		"GA-CSR HANDOVER ACCESS" },
+	{ GA_MT_CSR_HO_COMPL,		"GA-CSR HANDOVER COMPLETE" },
+	{ GA_MT_CSR_UL_QUAL_IND,	"GA-CSR UL QUALITY INDICATION" },
+	{ GA_MT_CSR_HO_INFO,		"GA-CSR HANDOVER INFO" },
+	{ GA_MT_CSR_HO_CMD,		"GA-CSR HANDOVER COMMAND" },
+	{ GA_MT_CSR_HO_FAIL,		"GA-CSR HANDOVER FAILURE" },
+	{ GA_MT_CSR_PAGING_REQ,		"GA-CSR PAGING REQUEST" },
+	{ GA_MT_CSR_PAGING_RESP,	"GA-CSR PAGING RESPONSE" },
+	{ GA_MT_CSR_UL_DIRECT_XFER,	"GA-CSR UL DIRECT TRANSFER" },
+	{ GA_MT_CSR_DL_DIRECT_XFER,	"GA-CSR DL DIRECT TRANSFER" },
+	{ GA_MT_CSR_STATUS,		"GA-CSR STATUS" },
+	{ GA_MT_RC_KEEPALIVE,		"GA-CSR KEEPALIVE" },
+	{ GA_MT_CSR_CM_ENQ,		"GA-CSR CLASSMARK ENQUIRY" },
+	{ GA_MT_CSR_CM_CHANGE,		"GA-CSR CLASSMARK CHANGE" },
+	{ GA_MT_PSR_GPRS_SUSPEND_REQ,	"GA-PSR GPRS SUSPEND REQUEST" },
+	{ GA_RC_SYNC_INFO,		"GA-RC SYNCH INFORMATION" },
+	{ GA_CSR_UTRAN_CM_CHG,		"GA-CSR UTRAN CLASSMARK CHANGE" },
+	{ GA_MT_CSR_REQUEST,		"GA-CSR REQUEST" },
+	{ GA_MT_CSR_REQUEST_ACCEPT,	"GA-CSR REQUEST ACCEPT" },
+	{ GA_MT_CSR_REQUEST_REJECT,	"GA-CSR REQUEST REJECT" },
+	{ 0, NULL }
+};
+
+static const struct value_string gan_pdisc_vals[] = {
+	{ GA_PDISC_RC,			"RC" },
+	{ GA_PDISC_CSR,			"CSR" },
+	{ GA_PDISC_PSR,			"PSR" },
+	{ 0, NULL }
+};
+
diff --git a/src/gsm/libosmogsm.map b/src/gsm/libosmogsm.map
index 4583de8..80e1dc1 100644
--- a/src/gsm/libosmogsm.map
+++ b/src/gsm/libosmogsm.map
@@ -227,5 +227,8 @@
 tlv_parse_one;
 tvlv_att_def;
 
+gan_msgt_vals;
+gan_pdisc_vals;
+
 local: *;
 };