From: Seonah Moon <seonah1.moon@samsung.com>
Date: Fri, 7 Jan 2022 03:46:21 +0000 (+0900)
Subject: Use rand_r() instead of rand()
X-Git-Tag: submit/tizen_6.5/20220204.055146^0
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a0c35f258f2cc32ce2273abc7cf984b57c87ac4f;p=platform%2Fcore%2Fapi%2Fvine.git

Use rand_r() instead of rand()

Change-Id: Ia8f78ddbb84aba767d5aef810b7602be2e6748be
---

diff --git a/packaging/capi-network-vine.spec b/packaging/capi-network-vine.spec
index 0307594..9b1c03f 100755
--- a/packaging/capi-network-vine.spec
+++ b/packaging/capi-network-vine.spec
@@ -3,7 +3,7 @@
 %bcond_without use_glib_event_loop
 Name:    capi-network-vine
 Summary: An service discovery framework
-Version: 1.1.14
+Version: 1.1.15
 Release: 0
 Group:   Network & Connectivity/API
 License: Apache-2.0
diff --git a/src/vine-dp.cpp b/src/vine-dp.cpp
index 3dc9a17..23806c4 100755
--- a/src/vine-dp.cpp
+++ b/src/vine-dp.cpp
@@ -1205,10 +1205,10 @@ void DPPubSub::create_id(char id[])
 	const size_t map_len = strlen(map);
 
 	string rand_str;
-	srand(time(NULL));
 	generate_n(back_inserter(rand_str), 6,
 		[&](){
-			return map[rand() % map_len];
+			unsigned int seed = time(NULL);
+			return map[rand_r(&seed) % map_len];
 		});
 	snprintf(id, VINE_MAX_SERVICE_NAME_LEN, "%s-%s",
 			VINE_DP_PUBSUB_SERVICE_NAME_PREFIX, rand_str.c_str());
@@ -1305,8 +1305,8 @@ int DPPubSub::subscribe_service()
 
 int DPPubSub::create_rank()
 {
-	srand(time(NULL));
-	return rand() % VINE_DP_PUBSUB_RANK_MAX;
+	unsigned int seed = time(NULL);
+	return rand_r(&seed) % VINE_DP_PUBSUB_RANK_MAX;
 }
 
 int DPPubSub::open(vine_dp_opened_cb callback, void *user_data)