From b1a35d63b9ad888429216276d060429d0991aaf7 Mon Sep 17 00:00:00 2001
From: Harald Welte <laforge@gnumonks.org>
Date: Sat, 16 Jun 2018 18:34:52 +0200
Subject: gsm 04.80: Add value_string for component type and op code

Change-Id: I2615a88db5224d65f37c7cc505e183ec8b196e8a
---
 include/osmocom/gsm/gsm0480.h | 10 ++++++++++
 src/gsm/gsm0480.c             | 32 ++++++++++++++++++++++++++++++++
 src/gsm/libosmogsm.map        |  2 ++
 3 files changed, 44 insertions(+)

diff --git a/include/osmocom/gsm/gsm0480.h b/include/osmocom/gsm/gsm0480.h
index fafa1f4b..e928d83f 100644
--- a/include/osmocom/gsm/gsm0480.h
+++ b/include/osmocom/gsm/gsm0480.h
@@ -7,6 +7,16 @@
 #include <osmocom/gsm/protocol/gsm_04_08.h>
 #include <osmocom/gsm/protocol/gsm_04_80.h>
 
+extern const struct value_string gsm0480_comp_type_names[];
+static inline const char *gsm0480_comp_type_name(uint8_t comp_type) {
+	return get_value_string(gsm0480_comp_type_names, comp_type);
+}
+
+extern const struct value_string gsm0480_op_code_names[];
+static inline const char *gsm0480_op_code_name(uint8_t op_code) {
+	return get_value_string(gsm0480_op_code_names, op_code);
+}
+
 /**
  * According to the GSM 04.80 (version 5.0.0) specification Annex A
  * "Expanded ASN.1 Module "SS-Protocol", the maximum size of a USSD
diff --git a/src/gsm/gsm0480.c b/src/gsm/gsm0480.c
index 300c0ede..165b309f 100644
--- a/src/gsm/gsm0480.c
+++ b/src/gsm/gsm0480.c
@@ -3,6 +3,7 @@
 /*
  * (C) 2010 by Holger Hans Peter Freyther <zecke@selfish.org>
  * (C) 2009 by Mike Haben <michael.haben@btinternet.com>
+ * (C) 2018 by Harald Welte <laforge@gnumonks.org>
  *
  * All Rights Reserved
  *
@@ -35,6 +36,37 @@
 #include <string.h>
 #include <errno.h>
 
+const struct value_string gsm0480_comp_type_names[] = {
+	{ GSM0480_CTYPE_INVOKE,			"Invoke" },
+	{ GSM0480_CTYPE_RETURN_RESULT,		"ReturnResult" },
+	{ GSM0480_CTYPE_RETURN_ERROR,		"ReturnError" },
+	{ GSM0480_CTYPE_REJECT,			"Reject" },
+	{ 0, NULL }
+};
+
+const struct value_string gsm0480_op_code_names[] = {
+	{ GSM0480_OP_CODE_REGISTER_SS,			"RegisterSS" },
+	{ GSM0480_OP_CODE_ERASE_SS,			"EraseSS" },
+	{ GSM0480_OP_CODE_ACTIVATE_SS,			"ActivateSS" },
+	{ GSM0480_OP_CODE_DEACTIVATE_SS,		"DeactivateSS" },
+	{ GSM0480_OP_CODE_INTERROGATE_SS,		"IngerrogateSS" },
+	{ GSM0480_OP_CODE_NOTIFY_SS,			"NotifySS" },
+	{ GSM0480_OP_CODE_REGISTER_PASSWORD,		"RegisterPassword" },
+	{ GSM0480_OP_CODE_GET_PASSWORD,			"GetPassword" },
+	{ GSM0480_OP_CODE_PROCESS_USS_DATA,		"ProcessUSSD" },
+	{ GSM0480_OP_CODE_FORWARD_CHECK_SS_IND,		"ForwardChecckSSind" },
+	{ GSM0480_OP_CODE_PROCESS_USS_REQ,		"ProcessUssReq" },
+	{ GSM0480_OP_CODE_USS_REQUEST,			"UssRequest" },
+	{ GSM0480_OP_CODE_USS_NOTIFY,			"UssNotify" },
+	{ GSM0480_OP_CODE_FORWARD_CUG_INFO,		"ForwardCugInfo" },
+	{ GSM0480_OP_CODE_SPLIT_MPTY,			"SplitMPTY" },
+	{ GSM0480_OP_CODE_RETRIEVE_MPTY,		"RetrieveMPTY" },
+	{ GSM0480_OP_CODE_HOLD_MPTY,			"HoldMPTY" },
+	{ GSM0480_OP_CODE_BUILD_MPTY,			"BuildMPTY" },
+	{ GSM0480_OP_CODE_FORWARD_CHARGE_ADVICE,	"ForwardChargeAdvice" },
+	{ 0, NULL }
+};
+
 static inline unsigned char *msgb_wrap_with_TL(struct msgb *msgb, uint8_t tag)
 {
 	uint8_t *data = msgb_push(msgb, 2);
diff --git a/src/gsm/libosmogsm.map b/src/gsm/libosmogsm.map
index 4d9811b0..3dccb227 100644
--- a/src/gsm/libosmogsm.map
+++ b/src/gsm/libosmogsm.map
@@ -95,6 +95,8 @@ gsm0480_decode_ussd_request;
 gsm0480_decode_ss_request;
 gsm0480_wrap_facility;
 gsm0480_wrap_invoke;
+gsm0480_comp_type_names;
+gsm0480_op_code_names;
 
 gsm0502_calc_paging_group;
 
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