From: Jeremy Allison <jra@samba.org>
Date: Thu, 22 Aug 2019 20:51:28 +0000 (-0700)
Subject: s3: VFS: vfs_ceph. Implement readlinkat().
X-Git-Tag: tevent-0.10.1~183
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e386ddb6a7ab6f4e0dec3f7d44431e2cb8b136da;p=thirdparty%2Fsamba.git

s3: VFS: vfs_ceph. Implement readlinkat().

Currently identical to readlink().

Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Ralph Böhme <slow@samba.org>
---

diff --git a/source3/modules/vfs_ceph.c b/source3/modules/vfs_ceph.c
index 4ccadae0e5c..30a5525f4b5 100644
--- a/source3/modules/vfs_ceph.c
+++ b/source3/modules/vfs_ceph.c
@@ -1156,6 +1156,23 @@ static int cephwrap_readlink(struct vfs_handle_struct *handle,
 	WRAP_RETURN(result);
 }
 
+static int cephwrap_readlinkat(struct vfs_handle_struct *handle,
+		files_struct *dirfsp,
+		const struct smb_filename *smb_fname,
+		char *buf,
+		size_t bufsiz)
+{
+	int result = -1;
+	DBG_DEBUG("[CEPH] readlink(%p, %s, %p, %llu)\n", handle,
+			smb_fname->base_name, buf, llu(bufsiz));
+
+	SMB_ASSERT(dirfsp == dirfsp->conn->cwd_fsp);
+
+	result = ceph_readlink(handle->data, smb_fname->base_name, buf, bufsiz);
+	DBG_DEBUG("[CEPH] readlink(...) = %d\n", result);
+	WRAP_RETURN(result);
+}
+
 static int cephwrap_linkat(struct vfs_handle_struct *handle,
 		files_struct *srcfsp,
 		const struct smb_filename *old_smb_fname,
@@ -1460,6 +1477,7 @@ static struct vfs_fn_pointers ceph_fns = {
 	.getlock_fn = cephwrap_getlock,
 	.symlink_fn = cephwrap_symlink,
 	.readlink_fn = cephwrap_readlink,
+	.readlinkat_fn = cephwrap_readlinkat,
 	.linkat_fn = cephwrap_linkat,
 	.mknodat_fn = cephwrap_mknodat,
 	.realpath_fn = cephwrap_realpath,