[PATCH v3 21/42] util: Add address family set/get/reset helpers

Add address family (af) helper functions to be used for defining which
address families a provider has. Supports AF_INET and AF_INET6 as
set/get parameters.
---
 src/shared/util.c | 40 ++++++++++++++++++++++++++++++++++++++++
 src/shared/util.h | 11 +++++++++++
 2 files changed, 51 insertions(+)

diff --git a/src/shared/util.c b/src/shared/util.c
index bda2d2b3..0bfce5d5 100644
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -128,3 +128,43 @@ char *util_timeval_to_iso8601(struct timeval *time)
 
 	return g_strdup(buf);
 }
+
+void util_set_afs(struct supported_afs *afs, int family)
+{
+	if (!afs)
+		return;
+
+	switch (family) {
+	case AF_INET:
+		afs->af_inet = true;
+		break;
+	case AF_INET6:
+		afs->af_inet6 = true;
+		break;
+	default:
+		break;
+	}
+}
+
+bool util_get_afs(struct supported_afs *afs, int family)
+{
+	if (!afs)
+		return false;
+
+	switch (family) {
+	case AF_INET:
+		return afs->af_inet;
+	case AF_INET6:
+		return afs->af_inet6;
+	default:
+		return false;
+	}
+}
+
+void util_reset_afs(struct supported_afs *afs)
+{
+	if (!afs)
+		return;
+
+	afs->af_inet = afs->af_inet6 = false;
+}
diff --git a/src/shared/util.h b/src/shared/util.h
index 430b821f..30630f93 100644
--- a/src/shared/util.h
+++ b/src/shared/util.h
@@ -24,6 +24,8 @@
 #include <sys/time.h>
 
 #include <glib.h>
+#include <stdbool.h>
+#include <arpa/inet.h>
 
 typedef void (*util_debug_func_t)(const char *str, void *user_data);
 
@@ -53,3 +55,12 @@ static inline struct cb_data *cb_data_new(void *cb, void *user_data)
 
 void util_iso8601_to_timeval(char *str, struct timeval *time);
 char *util_timeval_to_iso8601(struct timeval *time);
+
+struct supported_afs {
+	bool af_inet;
+	bool af_inet6;
+};
+
+void util_set_afs(struct supported_afs *afs, int family);
+bool util_get_afs(struct supported_afs *afs, int family);
+void util_reset_afs(struct supported_afs *afs);
-- 
2.47.3