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/*
* @file support/junction/junction-internal.h
* @brief Internal declarations for libjunction.a
*/
/*
* Copyright 2011, 2018 Oracle. All rights reserved.
*
* This file is part of nfs-utils.
*
* nfs-utils is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2.0 as
* published by the Free Software Foundation.
*
* nfs-utils is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License version 2.0 for more details.
*
* You should have received a copy of the GNU General Public License
* version 2.0 along with nfs-utils. If not, see:
*
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt
*/
#ifndef _FEDFS_JUNCTION_INTERNAL_H_
#define _FEDFS_JUNCTION_INTERNAL_H_
#include <libxml/tree.h>
#include <libxml/xpath.h>
#include <libxml/parser.h>
/**
** Names of extended attributes that store junction data
**/
/**
* Name of extended attribute containing saved mode bits
*/
#define JUNCTION_XATTR_NAME_MODE "trusted.junction.mode"
/**
* Name of extended attribute containing NFS-related junction data
*/
#define JUNCTION_XATTR_NAME_NFS "trusted.junction.nfs"
/**
** Names of XML elements and attributes that represent junction data
**/
/**
* Tag name of root element of a junction XML document
*/
#define JUNCTION_XML_ROOT_TAG (const xmlChar *)"junction"
/**
* Tag name of fileset element of a junction XML document
*/
#define JUNCTION_XML_FILESET_TAG (const xmlChar *)"fileset"
/**
* Tag name of savedmode element of a junction XML document
*/
#define JUNCTION_XML_SAVEDMODE_TAG (const xmlChar *)"savedmode"
/**
* Name of mode bits attribute on a savedmode element
*/
#define JUNCTION_XML_MODEBITS_ATTR (const xmlChar *)"bits"
/**
** Junction helper functions
**/
FedFsStatus junction_open_path(const char *pathname, int *fd);
FedFsStatus junction_is_directory(int fd, const char *path);
FedFsStatus junction_is_sticky_bit_set(int fd, const char *path);
FedFsStatus junction_set_sticky_bit(int fd, const char *path);
FedFsStatus junction_is_xattr_present(int fd, const char *path,
const char *name);
FedFsStatus junction_read_xattr(int fd, const char *path, const char *name,
char **contents);
FedFsStatus junction_get_xattr(int fd, const char *path, const char *name,
void **contents, size_t *contentlen);
FedFsStatus junction_set_xattr(int fd, const char *path, const char *name,
const void *contents, const size_t contentlen);
FedFsStatus junction_remove_xattr(int fd, const char *pathname,
const char *name);
FedFsStatus junction_get_mode(const char *pathname, mode_t *mode);
FedFsStatus junction_save_mode(const char *pathname);
FedFsStatus junction_restore_mode(const char *pathname);
/**
** XML helper functions
**/
_Bool junction_xml_is_empty(const xmlChar *content);
_Bool junction_xml_match_node_name(xmlNodePtr node,
const xmlChar *name);
xmlNodePtr junction_xml_find_child_by_name(xmlNodePtr parent,
const xmlChar *name);
_Bool junction_xml_get_bool_attribute(xmlNodePtr node,
const xmlChar *attrname, _Bool *value);
void junction_xml_set_bool_attribute(xmlNodePtr node,
const xmlChar *attrname, _Bool value);
_Bool junction_xml_get_u8_attribute(xmlNodePtr node,
const xmlChar *attrname, uint8_t *value);
_Bool junction_xml_get_int_attribute(xmlNodePtr node,
const xmlChar *attrname, int *value);
void junction_xml_set_int_attribute(xmlNodePtr node,
const xmlChar *attrname, int value);
_Bool junction_xml_get_int_content(xmlNodePtr node, int *value);
xmlNodePtr junction_xml_set_int_content(xmlNodePtr parent,
const xmlChar *name, int value);
FedFsStatus junction_xml_parse(const char *pathname, const char *name,
xmlDocPtr *doc);
FedFsStatus junction_xml_write(const char *pathname, const char *name,
xmlDocPtr doc);
#endif /* !_FEDFS_JUNCTION_INTERNAL_H_ */
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