o Introduce syscall prototypes, stubs for __cap_{get,set}_{fd,file},

  syscalls to manage capability sets on files.  First of two commits.

Obtained from:	TrustedBSD Project

2 files changed, 36 insertions, 0 deletions

diff --git a/sys/kern/kern_cap.c b/sys/kern/kern_cap.c
index 6c5dc58..c0e1824 100644
--- a/sys/kern/kern_cap.c
+++ b/sys/kern/kern_cap.c
@@ -64,3 +64,35 @@ __cap_set_proc(struct proc *p, struct __cap_set_proc_args *uap)
 
 	return (ENOSYS);
 }
+
+/*
+ * Syscalls to allow a process to retrieve capabilities associated with
+ * files, if permitted.
+ */
+__cap_get_fd(struct proc *p, struct __cap_get_fd_args *uap)
+{
+
+	return (ENOSYS);
+}
+
+__cap_get_file(struct proc *p, struct __cap_get_file_args *uap)
+{
+
+	return (ENOSYS);
+}
+
+/*
+ * Syscalls to allow a process to set capabilities associated with files,
+ * if permitted.
+ */
+__cap_set_fd(struct proc *p, struct __cap_set_fd_args *uap)
+{
+
+	return (ENOSYS);
+}
+
+__cap_set_file(struct proc *p, struct __cap_set_file_args *uap)
+{
+
+	return (ENOSYS);
+}
diff --git a/sys/kern/syscalls.master b/sys/kern/syscalls.master
index eb4fd58..bc9cfb6 100644
--- a/sys/kern/syscalls.master
+++ b/sys/kern/syscalls.master
@@ -522,3 +522,7 @@
 			    struct timespec *timeout); }
 364	STD	BSD	{ int __cap_get_proc(struct cap *cap_p); }
 365	STD	BSD	{ int __cap_set_proc(struct cap *cap_p); }
+366	STD	BSD	{ int __cap_get_fd(int fd, struct cap *cap_p); }
+367	STD	BSD	{ int __cap_get_file(const char *path_p, struct cap *cap_p); }
+368	STD	BSD	{ int __cap_set_fd(int fd, struct cap *cap_p); }
+369	STD	BSD	{ int __cap_set_file(const char *path_p, struct cap *cap_p); }