Updated to 4.0.0

kernel/feature.h

@@ -0,0 +1,36 @@
+#ifndef __KSU_H_FEATURE
+#define __KSU_H_FEATURE
+
+#include <linux/types.h>
+
+enum ksu_feature_id {
+    KSU_FEATURE_SU_COMPAT = 0,
+    KSU_FEATURE_KERNEL_UMOUNT = 1,
+    KSU_FEATURE_ENHANCED_SECURITY = 2,
+
+    KSU_FEATURE_MAX
+};
+
+typedef int (*ksu_feature_get_t)(u64 *value);
+typedef int (*ksu_feature_set_t)(u64 value);
+
+struct ksu_feature_handler {
+    u32 feature_id;
+    const char *name;
+    ksu_feature_get_t get_handler;
+    ksu_feature_set_t set_handler;
+};
+
+int ksu_register_feature_handler(const struct ksu_feature_handler *handler);
+
+int ksu_unregister_feature_handler(u32 feature_id);
+
+int ksu_get_feature(u32 feature_id, u64 *value, bool *supported);
+
+int ksu_set_feature(u32 feature_id, u64 value);
+
+void ksu_feature_init(void);
+
+void ksu_feature_exit(void);
+
+#endif // __KSU_H_FEATURE