From dc1116876d443532ea367ee82a2364d6ed8db2d8 Mon Sep 17 00:00:00 2001
From: Nishanth V <nishanth.v@intel.com>
Date: Fri, 22 Apr 2016 08:55:06 +0530
Subject: [PATCH] rilmodem: Add address to protocol type util func

---
 drivers/rilmodem/rilutil.c | 27 +++++++++++++++++++++++++++
 drivers/rilmodem/rilutil.h |  2 ++
 2 files changed, 29 insertions(+)

diff --git a/drivers/rilmodem/rilutil.c b/drivers/rilmodem/rilutil.c
index 44e5a9c4..6cdce9a6 100644
--- a/drivers/rilmodem/rilutil.c
+++ b/drivers/rilmodem/rilutil.c
@@ -28,6 +28,7 @@
 #include <gril.h>
 #include <string.h>
 #include <stdlib.h>
+#include <arpa/inet.h>
 
 #define OFONO_API_SUBJECT_TO_CHANGE
 #include <ofono/log.h>
@@ -132,3 +133,29 @@ int ril_util_registration_state_to_status(int reg_state)
 
 	return reg_state;
 }
+
+int ril_util_address_to_gprs_proto(const char *addr)
+{
+	int ret = -1;
+	struct in_addr ipv4;
+	struct in6_addr ipv6;
+	char **addr_split = g_strsplit(addr, "/", 2);
+
+	if (addr_split == NULL || g_strv_length(addr_split) == 0)
+		goto done;
+
+	if (inet_pton(AF_INET, addr_split[0], &ipv4) > 0) {
+		ret = OFONO_GPRS_PROTO_IP;
+		goto done;
+	}
+
+	if (inet_pton(AF_INET6, addr_split[0], &ipv6) > 0) {
+		ret = OFONO_GPRS_PROTO_IPV6;
+		goto done;
+	}
+
+done:
+	g_strfreev(addr_split);
+
+	return ret;
+}
diff --git a/drivers/rilmodem/rilutil.h b/drivers/rilmodem/rilutil.h
index 03618013..1791cda0 100644
--- a/drivers/rilmodem/rilutil.h
+++ b/drivers/rilmodem/rilutil.h
@@ -109,6 +109,8 @@ const char *ril_util_gprs_proto_to_ril_string(enum ofono_gprs_proto);
 
 int ril_util_registration_state_to_status(int reg_state);
 
+int ril_util_address_to_gprs_proto(const char *addr);
+
 #define DECLARE_FAILURE(e)			\
 	struct ofono_error e;			\
 	e.type = OFONO_ERROR_TYPE_FAILURE;	\