add mman::mprotect

nix-rust · Dec 5, 2018 · cec801f · cec801f
1 parent f278094
commit cec801f
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/sys/mman.rs b/src/sys/mman.rs
@@ -258,6 +258,10 @@ pub unsafe fn madvise(addr: *mut c_void, length: size_t, advise: MmapAdvise) ->
     Errno::result(libc::madvise(addr, length, advise as i32)).map(drop)
 }
 
+pub unsafe fn mprotect(addr: *mut c_void, length: size_t, prot: ProtFlags) -> Result<()> {
+    Errno::result(libc::mprotect(addr, length, prot.bits())).map(drop)
+}
+
 pub unsafe fn msync(addr: *mut c_void, length: size_t, flags: MsFlags) -> Result<()> {
     Errno::result(libc::msync(addr, length, flags.bits())).map(drop)
 }