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s3: VFS: vfs_snapper. Implement linkat().
Currently identical to link(). Signed-off-by: Jeremy Allison <jra@samba.org> Reviewed-by: Ralph Böhme <slow@samba.org>
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@ -2099,6 +2099,42 @@ static int snapper_gmt_link(vfs_handle_struct *handle,
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return SMB_VFS_NEXT_LINK(handle, old_smb_fname, new_smb_fname);
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}
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static int snapper_gmt_linkat(vfs_handle_struct *handle,
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files_struct *srcfsp,
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const struct smb_filename *old_smb_fname,
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files_struct *dstfsp,
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const struct smb_filename *new_smb_fname,
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int flags)
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{
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time_t timestamp_old = 0;
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time_t timestamp_new = 0;
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if (!snapper_gmt_strip_snapshot(talloc_tos(),
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handle,
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old_smb_fname->base_name,
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×tamp_old,
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NULL)) {
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return -1;
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}
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if (!snapper_gmt_strip_snapshot(talloc_tos(),
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handle,
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new_smb_fname->base_name,
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×tamp_new,
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NULL)) {
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return -1;
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}
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if ((timestamp_old != 0) || (timestamp_new != 0)) {
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errno = EROFS;
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return -1;
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}
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return SMB_VFS_NEXT_LINKAT(handle,
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srcfsp,
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old_smb_fname,
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dstfsp,
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new_smb_fname,
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flags);
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}
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static int snapper_gmt_stat(vfs_handle_struct *handle,
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struct smb_filename *smb_fname)
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{
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@ -2863,6 +2899,7 @@ static struct vfs_fn_pointers snapper_fns = {
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.get_quota_fn = snapper_gmt_get_quota,
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.renameat_fn = snapper_gmt_renameat,
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.link_fn = snapper_gmt_link,
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.linkat_fn = snapper_gmt_linkat,
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.symlink_fn = snapper_gmt_symlink,
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.stat_fn = snapper_gmt_stat,
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.lstat_fn = snapper_gmt_lstat,
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