From b988b821372466ed58eb1d2116bcbb158f70346c Mon Sep 17 00:00:00 2001 From: dzwdz Date: Tue, 24 Aug 2021 19:05:46 +0200 Subject: switch to using user_ptr for pointers coming from userland this avoid accidental dereferences, and now it's easy to tell apart which pointers are safe to directly read and which aren't. cons: - const is completely discarded --- src/kernel/fd.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'src/kernel/fd.h') diff --git a/src/kernel/fd.h b/src/kernel/fd.h index 6950b9b..90ce717 100644 --- a/src/kernel/fd.h +++ b/src/kernel/fd.h @@ -1,4 +1,5 @@ #pragma once +#include #include #define FD_MAX 16 @@ -21,4 +22,4 @@ enum fdop { // describes the operations which can be done on file descriptors FDOP_CLOSE, }; -int fdop_dispatch(enum fdop fdop, struct fd *fd, void *ptr, size_t len); +int fdop_dispatch(enum fdop fdop, struct fd *fd, user_ptr ptr, size_t len); -- cgit v1.2.3