diff options
| author | Stacey Son <sson@FreeBSD.org> | 2023-08-13 10:41:34 +0200 |
|---|---|---|
| committer | Warner Losh <imp@bsdimp.com> | 2023-08-28 12:16:18 -0600 |
| commit | f2bc92aaf3d2944fd41073ed3bfb5addf9ee96e7 (patch) | |
| tree | b124f43a2af2d200c371e951b0646d90224f9d6b /bsd-user | |
| parent | 86547e577bdfe55f32778a052b82227599233067 (diff) | |
bsd-user: Implement h2t_freebsd_fhandle t2h_freebsd_fhandle
Implement the stat conversion functions:
h2t_freebsd_fhandle
t2h_freebsd_fhandle
Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Karim Taha <kariem.taha2.7@gmail.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Warner Losh <imp@bsdimp.com>
Diffstat (limited to 'bsd-user')
| -rw-r--r-- | bsd-user/freebsd/os-stat.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/bsd-user/freebsd/os-stat.c b/bsd-user/freebsd/os-stat.c index 8c73f7402c..6716cee3e2 100644 --- a/bsd-user/freebsd/os-stat.c +++ b/bsd-user/freebsd/os-stat.c @@ -92,3 +92,40 @@ abi_long h2t_freebsd11_nstat(abi_ulong target_addr, return 0; } +/* + * file handle conversion + */ +abi_long t2h_freebsd_fhandle(fhandle_t *host_fh, abi_ulong target_addr) +{ + target_freebsd_fhandle_t *target_fh; + + if (!lock_user_struct(VERIFY_READ, target_fh, target_addr, 1)) { + return -TARGET_EFAULT; + } + __get_user(host_fh->fh_fsid.val[0], &target_fh->fh_fsid.val[0]); + __get_user(host_fh->fh_fsid.val[1], &target_fh->fh_fsid.val[0]); + __get_user(host_fh->fh_fid.fid_len, &target_fh->fh_fid.fid_len); + /* u_short fid_data0; */ + memcpy(host_fh->fh_fid.fid_data, target_fh->fh_fid.fid_data, + TARGET_MAXFIDSZ); + unlock_user_struct(target_fh, target_addr, 0); + return 0; +} + +abi_long h2t_freebsd_fhandle(abi_ulong target_addr, fhandle_t *host_fh) +{ + target_freebsd_fhandle_t *target_fh; + + if (!lock_user_struct(VERIFY_WRITE, target_fh, target_addr, 0)) { + return -TARGET_EFAULT; + } + __put_user(host_fh->fh_fsid.val[0], &target_fh->fh_fsid.val[0]); + __put_user(host_fh->fh_fsid.val[1], &target_fh->fh_fsid.val[0]); + __put_user(host_fh->fh_fid.fid_len, &target_fh->fh_fid.fid_len); + /* u_short fid_data0; */ + memcpy(target_fh->fh_fid.fid_data, host_fh->fh_fid.fid_data, + TARGET_MAXFIDSZ); + unlock_user_struct(target_fh, target_addr, 1); + return 0; +} + |