From: Yu <jiung.yu@samsung.com>
Date: Tue, 26 Feb 2019 02:05:55 +0000 (+0900)
Subject: Add function body to start dns lookup
X-Git-Tag: submit/tizen/20190314.071214~5
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=refs%2Fchanges%2F08%2F200508%2F3;p=platform%2Fcore%2Fconnectivity%2Finm-manager.git

Add function body to start dns lookup

Change-Id: Ifd4cf2d1e0e9b1ef07ee21974ec78c7bded86bb4
Signed-off-by: Yu Jiung <jiung.yu@samsung.com>
---

diff --git a/include/inm-dns-lookup.h b/include/inm-dns-lookup.h
index f883cc1..68e63ee 100644
--- a/include/inm-dns-lookup.h
+++ b/include/inm-dns-lookup.h
@@ -40,6 +40,14 @@ typedef enum {
 	INM_DNS_LOOKUP_ERROR_TIMEOUT,
 } inm_dns_lookup_error_e;
 
+typedef void (*inm_default_dns_lookup_callback)(
+		inm_dns_lookup_error_e err,
+		gboolean found,
+		gchar *host_name,
+		gpointer user_data);
+
+int inm_default_dns_lookup_start(inm_default_dns_lookup_callback cb, gpointer user_data);
+
 int inm_dns_lookup_init();
 int inm_dns_lookup_deinit();
 
diff --git a/src/inm-dns-lookup.c b/src/inm-dns-lookup.c
index 4866bc9..0d94b8a 100644
--- a/src/inm-dns-lookup.c
+++ b/src/inm-dns-lookup.c
@@ -32,6 +32,101 @@
 #include "inm-util.h"
 #include "inm-dns-lookup.h"
 
+#define ARES_DEFAULT_TIMEOUT_MS 1000
+#define DEFAULT_TEST_URL "www.tizen.org"
+
+typedef struct {
+	guint timer_source_id;
+	inm_default_dns_lookup_callback cb;
+	gpointer cb_user_data;
+} inm_dns_lookup_s;
+
+static inm_dns_lookup_s *g_default_dns_lookup_data;
+
+static inline int __create_default_dns_lookup_data()
+{
+	inm_dns_lookup_s *dns_lookup_data = NULL;
+
+	dns_lookup_data = g_try_malloc0(sizeof(inm_dns_lookup_s));
+	if (!dns_lookup_data) {
+		INM_LOGI("");
+		return -1;
+	}
+
+	g_default_dns_lookup_data = dns_lookup_data;
+	return 0;
+}
+
+static inline void __destroy_default_dns_lookup_data()
+{
+	inm_dns_lookup_s *dns_lookup_data;
+
+	__INM_FUNC_ENTER__;
+	if (!g_default_dns_lookup_data) {
+		__INM_FUNC_EXIT__;
+		return;
+	}
+	dns_lookup_data = g_default_dns_lookup_data;
+	g_default_dns_lookup_data = NULL;
+
+	REMOVE_G_SOURCE(dns_lookup_data->timer_source_id);
+
+	__INM_FUNC_EXIT__;
+	return;
+}
+
+static gboolean __default_dns_lookup_timer_cb(gpointer user_data)
+{
+	inm_dns_lookup_s *dns_lookup_data;
+
+	__INM_FUNC_ENTER__;
+	if (!g_default_dns_lookup_data) {
+		__INM_FUNC_EXIT__;
+		return FALSE;
+	}
+
+	PRINT_LOG("default dns lookup timeout");
+	dns_lookup_data = g_default_dns_lookup_data;
+	dns_lookup_data->cb(INM_DNS_LOOKUP_ERROR_TIMEOUT,
+			FALSE,
+			DEFAULT_TEST_URL,
+			dns_lookup_data->cb_user_data);
+
+	/* timer source'll be freed automatically
+	 * if this function returns FALSE */
+	dns_lookup_data->timer_source_id = 0;
+	__destroy_default_dns_lookup_data();
+
+	__INM_FUNC_EXIT__;
+	return FALSE;
+}
+
+int inm_default_dns_lookup_start(inm_default_dns_lookup_callback cb, gpointer user_data)
+{
+	int ret;
+
+	if (g_default_dns_lookup_data) {
+		INM_LOGI("");
+		return INM_DNS_LOOKUP_ERROR_IN_PROGRESS;
+	}
+
+	ret = __create_default_dns_lookup_data();
+	if (ret != 0) {
+		INM_LOGI("");
+		return INM_DNS_LOOKUP_ERROR_OPERATION_FAILED;
+	}
+
+	g_default_dns_lookup_data->cb = cb;
+	g_default_dns_lookup_data->cb_user_data = user_data;
+
+	g_default_dns_lookup_data->timer_source_id =
+			g_timeout_add(ARES_DEFAULT_TIMEOUT_MS,
+					__default_dns_lookup_timer_cb,
+					NULL);
+
+	return 0;
+}
+
 int inm_dns_lookup_init()
 {
 	int version;
@@ -43,5 +138,7 @@ int inm_dns_lookup_init()
 
 int inm_dns_lookup_deinit()
 {
+	__destroy_default_dns_lookup_data();
+
 	return INM_DNS_LOOKUP_ERROR_NONE;
 }