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-rw-r--r--include/sys/random.h38
1 files changed, 38 insertions, 0 deletions
diff --git a/include/sys/random.h b/include/sys/random.h
new file mode 100644
index 000000000..b7f83ce1a
--- /dev/null
+++ b/include/sys/random.h
@@ -0,0 +1,38 @@
+#ifndef _SPL_RANDOM_H
+#define _SPL_RANDOM_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <linux/module.h>
+#include <linux/random.h>
+
+/* FIXME:
+ * Should add support for blocking in the future to
+ * ensure that proper entopy is collected. ZFS doesn't
+ * use it at the moment so this is good enough for now.
+ * Always will succeed by returning 0.
+ */
+static __inline__ int
+random_get_bytes(uint8_t *ptr, size_t len)
+{
+ BUG_ON(len < 0);
+ get_random_bytes((void *)ptr,(int)len);
+ return 0;
+}
+
+ /* Always will succeed by returning 0. */
+static __inline__ int
+random_get_pseudo_bytes(uint8_t *ptr, size_t len)
+{
+ BUG_ON(len < 0);
+ get_random_bytes((void *)ptr,(int)len);
+ return 0;
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _SPL_RANDOM_H */