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s3: VFS: vfs_cap. Implement mknodat().

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Currently identical to mknod().

Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Ralph Böhme <slow@samba.org>
This commit is contained in:
Jeremy Allison
2019-08-20 16:33:57 -07:00
parent e2246876d1
commit 8b27087d9c
1 changed files with 42 additions and 0 deletions
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42
source3/modules/vfs_cap.c
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@ -681,6 +681,47 @@ static int cap_mknod(vfs_handle_struct *handle,
return ret;
}
static int cap_mknodat(vfs_handle_struct *handle,
files_struct *dirfsp,
const struct smb_filename *smb_fname,
mode_t mode,
SMB_DEV_T dev)
{
struct smb_filename *cap_smb_fname = NULL;
char *cappath = capencode(talloc_tos(), smb_fname->base_name);
int ret;
int saved_errno = 0;
if (!cappath) {
errno = ENOMEM;
return -1;
}
cap_smb_fname = synthetic_smb_fname(talloc_tos(),
cappath,
NULL,
NULL,
smb_fname->flags);
if (cap_smb_fname == NULL) {
TALLOC_FREE(cappath);
errno = ENOMEM;
return -1;
}
ret = SMB_VFS_NEXT_MKNODAT(handle,
dirfsp,
cap_smb_fname,
mode,
dev);
if (ret == -1) {
saved_errno = errno;
}
TALLOC_FREE(cappath);
TALLOC_FREE(cap_smb_fname);
if (saved_errno != 0) {
errno = saved_errno;
}
return ret;
}
static struct smb_filename *cap_realpath(vfs_handle_struct *handle,
TALLOC_CTX *ctx,
const struct smb_filename *smb_fname)
@ -1036,6 +1077,7 @@ static struct vfs_fn_pointers vfs_cap_fns = {
.readlink_fn = cap_readlink,
.linkat_fn = cap_linkat,
.mknod_fn = cap_mknod,
.mknodat_fn = cap_mknodat,
.realpath_fn = cap_realpath,
.sys_acl_get_file_fn = cap_sys_acl_get_file,
.sys_acl_set_file_fn = cap_sys_acl_set_file,