From: Seonah Moon <seonah1.moon@samsung.com>
Date: Tue, 21 Mar 2017 05:01:34 +0000 (+0900)
Subject: Add converting function for netmask
X-Git-Tag: accepted/tizen/common/20170322.153719^0
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=refs%2Fchanges%2F89%2F119989%2F1;p=platform%2Fcore%2Fapi%2Fconnection.git

Add converting function for netmask

Change-Id: I4e04daa8e5b2efce8c1fdde40d35857cecabe3e1
Signed-off-by: Seonah Moon <seonah1.moon@samsung.com>
---

diff --git a/src/connection_profile.c b/src/connection_profile.c
index 39fbc8c..f088a27 100755
--- a/src/connection_profile.c
+++ b/src/connection_profile.c
@@ -121,6 +121,25 @@ static const char* __profile_get_ethernet_proxy(void)
 }
 //LCOV_EXCL_STOP
 
+static int __profile_convert_netmask_to_prefix_len(const char *netmask)
+{
+	if (netmask == NULL)
+		return 0;
+
+	in_addr_t mask = inet_network(netmask);
+	int prefix_len = 0;
+
+	for (; mask; mask <<= 1)
+		++prefix_len;
+
+	return prefix_len;
+}
+
+static in_addr_t __profile_convert_prefix_len_to_netmask(int prefix_len)
+{
+	return (prefix_len ? (in_addr_t) 0xFFFFFFFFu >> (32 - prefix_len) : 0);
+}
+
 //LCOV_EXCL_START
 connection_cellular_service_type_e _profile_convert_to_connection_cellular_service_type(net_service_type_t svc_type)
 {
@@ -889,8 +908,10 @@ EXPORT_API int connection_profile_set_subnet_mask(connection_profile_h profile,
 	} else {
 		if (subnet_mask == NULL)
 			net_info->SubnetMask.Data.Ipv4.s_addr = 0;
-		else if (inet_pton(AF_INET, subnet_mask , &net_info->SubnetMask.Data.Ipv4)  < 1)
+		else if (inet_pton(AF_INET, subnet_mask , &net_info->SubnetMask.Data.Ipv4) < 1)
 			return CONNECTION_ERROR_INVALID_PARAMETER;
+
+		net_info->PrefixLen = __profile_convert_netmask_to_prefix_len(subnet_mask);
 	}
 
 	return CONNECTION_ERROR_NONE;
@@ -1931,7 +1952,11 @@ EXPORT_API int connection_profile_set_prefix_length(connection_profile_h profile
 	if (net_info == NULL)
 		return CONNECTION_ERROR_OPERATION_FAILED;
 
-	net_info->PrefixLen6 = prefix_len;
+	if (address_family == CONNECTION_ADDRESS_FAMILY_IPV4) {
+		net_info->PrefixLen = prefix_len;
+		net_info->SubnetMask.Data.Ipv4.s_addr = __profile_convert_prefix_len_to_netmask(prefix_len);
+	} else
+		net_info->PrefixLen6 = prefix_len;
 
 	return CONNECTION_ERROR_NONE;
 }
@@ -1955,7 +1980,10 @@ EXPORT_API int connection_profile_get_prefix_length(connection_profile_h profile
 	if (net_info == NULL)
 		return CONNECTION_ERROR_OPERATION_FAILED;
 
-	*prefix_len =  net_info->PrefixLen6;
+	if (address_family == CONNECTION_ADDRESS_FAMILY_IPV4)
+		*prefix_len =  net_info->PrefixLen;
+	else if (address_family == CONNECTION_ADDRESS_FAMILY_IPV6)
+		*prefix_len =  net_info->PrefixLen6;
 
 	return CONNECTION_ERROR_NONE;
 }