1 files changed, 52 insertions, 0 deletions
diff --git a/libc/include/linux/mman.h b/libc/include/linux/mman.h
new file mode 100644
index 0000000..a59e802
--- /dev/null
+++ b/libc/include/linux/mman.h
@@ -0,0 +1,52 @@
+#ifndef _SYS_MMAN_H
+#define _SYS_MMAN_H
+
+#include <features.h>
+#include <sys/types.h>
+
+#define PROT_READ	0x1		/* page can be read */
+#define PROT_WRITE	0x2		/* page can be written */
+#define PROT_EXEC	0x4		/* page can be executed */
+#define PROT_NONE	0x0		/* page can not be accessed */
+
+#define MAP_SHARED	0x01		/* Share changes */
+#define MAP_PRIVATE	0x02		/* Changes are private */
+#define MAP_TYPE	0x0f		/* Mask for type of mapping */
+#define MAP_FIXED	0x10		/* Interpret addr exactly */
+#define MAP_ANONYMOUS	0x20		/* don't use a file */
+
+#define MAP_GROWSDOWN	0x0100		/* stack-like segment */
+#define MAP_DENYWRITE	0x0800		/* ETXTBSY */
+#define MAP_EXECUTABLE	0x1000		/* mark it as a executable */
+#define MAP_LOCKED	0x2000		/* pages are locked */
+
+#define MS_ASYNC	1		/* sync memory asynchronously */
+#define MS_INVALIDATE	2		/* invalidate the caches */
+#define MS_SYNC		4		/* synchronous memory sync */
+
+#define MCL_CURRENT	1		/* lock all current mappings */
+#define MCL_FUTURE	2		/* lock all future mappings */
+
+/* compatibility flags */
+#define MAP_ANON	MAP_ANONYMOUS
+#define MAP_FILE	0
+
+#define MREMAP_MAYMOVE	1
+
+extern __ptr_t mmap __P((__ptr_t __addr, size_t __len,
+		int __prot, int __flags, int __fd, off_t __off));
+extern int munmap __P((__ptr_t __addr, size_t __len));
+extern int mprotect __P ((__const __ptr_t __addr, size_t __len, int __prot));
+
+extern int msync __P((__ptr_t __addr, size_t __len, int __flags));
+
+extern int mlock __P((__const __ptr_t __addr, size_t __len));
+extern int munlock __P((__const __ptr_t __addr, size_t __len));
+
+extern int mlockall __P((int __flags));
+extern int munlockall __P((void));
+
+extern __ptr_t mremap __P((__ptr_t __addr, size_t __old_len,
+		size_t __new_len, int __may_move));
+
+#endif /* _SYS_MMAN_H */