libnm-core: add _nm_utils_strv_equal()

2 files changed, 25 insertions, 0 deletions

diff --git a/libnm-core/nm-core-internal.h b/libnm-core/nm-core-internal.h
index f05528b3e4..380a2bb4e3 100644
--- a/libnm-core/nm-core-internal.h
+++ b/libnm-core/nm-core-internal.h
@@ -135,6 +135,7 @@ char **     _nm_utils_slist_to_strv (GSList *slist, gboolean deep_copy);
 
 GPtrArray * _nm_utils_strv_to_ptrarray (char **strv);
 char **     _nm_utils_ptrarray_to_strv (GPtrArray *ptrarray);
+gboolean    _nm_utils_strv_equal (char **strv1, char **strv2);
 
 #define NM_UTILS_UUID_TYPE_LEGACY            0
 #define NM_UTILS_UUID_TYPE_VARIANT3          1
diff --git a/libnm-core/nm-utils.c b/libnm-core/nm-utils.c
index 478e6806db..31382c7085 100644
--- a/libnm-core/nm-utils.c
+++ b/libnm-core/nm-utils.c
@@ -845,6 +845,30 @@ _nm_utils_ptrarray_to_strv (GPtrArray *ptrarray)
 }
 
 /**
+ * _nm_utils_strv_equal:
+ * @strv1: a string array
+ * @strv2: a string array
+ *
+ * Compare NULL-terminated string arrays for equality.
+ *
+ * Returns: %TRUE if the arrays are equal, %FALSE otherwise.
+ **/
+gboolean
+_nm_utils_strv_equal (char **strv1, char **strv2)
+{
+	if (strv1 == strv2)
+		return TRUE;
+
+	if (!strv1 || !strv2)
+		return FALSE;
+
+	for ( ; *strv1 && *strv2 && !strcmp (*strv1, *strv2); strv1++, strv2++)
+		;
+
+	return !*strv1 && !*strv2;
+}
+
+/**
  * _nm_utils_strsplit_set:
  * @str: string to split
  * @delimiters: string of delimiter characters