1 files changed, 40 insertions, 0 deletions
diff --git a/arch/um/drivers/cow_sys.h b/arch/um/drivers/cow_sys.h
new file mode 100644
index 00000000..7f2ed0b8
--- /dev/null
+++ b/arch/um/drivers/cow_sys.h
@@ -0,0 +1,40 @@
+#ifndef __COW_SYS_H__
+#define __COW_SYS_H__
+
+#include "kern_util.h"
+#include "os.h"
+#include "um_malloc.h"
+
+static inline void *cow_malloc(int size)
+{
+	return uml_kmalloc(size, UM_GFP_KERNEL);
+}
+
+static inline void cow_free(void *ptr)
+{
+	kfree(ptr);
+}
+
+#define cow_printf printk
+
+static inline char *cow_strdup(char *str)
+{
+	return uml_strdup(str);
+}
+
+static inline int cow_seek_file(int fd, __u64 offset)
+{
+	return os_seek_file(fd, offset);
+}
+
+static inline int cow_file_size(char *file, unsigned long long *size_out)
+{
+	return os_file_size(file, size_out);
+}
+
+static inline int cow_write_file(int fd, void *buf, int size)
+{
+	return os_write_file(fd, buf, size);
+}
+
+#endif