Add int_array_includes()

This is a convenient helper function for using int_array instances.

Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>

src/utils/common.c

@@ -990,6 +990,19 @@ void int_array_add_unique(int **res, int a)
 }
 
 
+bool int_array_includes(int *arr, int val)
+{
+	int i;
+
+	for (i = 0; arr && arr[i]; i++) {
+		if (val == arr[i])
+			return true;
+	}
+
+	return false;
+}
+
+
 void str_clear_free(char *str)
 {
 	if (str) {

src/utils/common.h

@@ -577,6 +577,7 @@ size_t int_array_len(const int *a);
 void int_array_concat(int **res, const int *a);
 void int_array_sort_unique(int *a);
 void int_array_add_unique(int **res, int a);
+bool int_array_includes(int *arr, int val);
 
 #define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))