Hi,
I have found more unveil functions that are used in separate C
files. They should have common prototypes in the namei.h header.
It is #ifdef _KERNEL and survived a make build.
ok?
bluhm
Index: kern/kern_unveil.c
===================================================================
RCS file: /data/mirror/openbsd/cvs/src/sys/kern/kern_unveil.c,v
retrieving revision 1.30
diff -u -p -r1.30 kern_unveil.c
--- kern/kern_unveil.c 1 Aug 2019 15:09:25 -0000 1.30
+++ kern/kern_unveil.c 1 Aug 2019 16:55:14 -0000
@@ -43,9 +43,6 @@
#define UNVEIL_MAX_VNODES 128
#define UNVEIL_MAX_NAMES 128
-struct unveil *unveil_lookup(struct vnode *vp, struct proc *p,
- ssize_t *position);
-
static inline int
unvname_compare(const struct unvname *n1, const struct unvname *n2)
{
Index: kern/vfs_syscalls.c
===================================================================
RCS file: /data/mirror/openbsd/cvs/src/sys/kern/vfs_syscalls.c,v
retrieving revision 1.327
diff -u -p -r1.327 vfs_syscalls.c
--- kern/vfs_syscalls.c 25 Jul 2019 01:43:21 -0000 1.327
+++ kern/vfs_syscalls.c 1 Aug 2019 16:53:35 -0000
@@ -90,11 +90,6 @@ int doutimensat(struct proc *, int, cons
int dovutimens(struct proc *, struct vnode *, struct timespec [2]);
int dofutimens(struct proc *, int, struct timespec [2]);
int dounmount_leaf(struct mount *, int, struct proc *);
-int unveil_add(struct proc *, struct nameidata *, const char *);
-void unveil_removevnode(struct vnode *vp);
-void unveil_free_traversed_vnodes(struct nameidata *);
-ssize_t unveil_find_cover(struct vnode *, struct proc *);
-struct unveil *unveil_lookup(struct vnode *, struct proc *, ssize_t *);
/*
* Virtual File System System Calls
Index: sys/namei.h
===================================================================
RCS file: /data/mirror/openbsd/cvs/src/sys/sys/namei.h,v
retrieving revision 1.41
diff -u -p -r1.41 namei.h
--- sys/namei.h 27 Jul 2019 21:15:36 -0000 1.41
+++ sys/namei.h 1 Aug 2019 16:55:35 -0000
@@ -204,6 +204,11 @@ void nchinit(void);
struct mount;
void cache_purgevfs(struct mount *);
+int unveil_add(struct proc *, struct nameidata *, const char *);
+void unveil_removevnode(struct vnode *);
+void unveil_free_traversed_vnodes(struct nameidata *);
+ssize_t unveil_find_cover(struct vnode *, struct proc *);
+struct unveil *unveil_lookup(struct vnode *, struct proc *, ssize_t *);
void unveil_start_relative(struct proc *, struct nameidata *);
void unveil_check_component(struct proc *, struct nameidata *, struct vnode *);
int unveil_check_final(struct proc *, struct nameidata *);
