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Diffstat (limited to 'support/junction/junction-internal.h')
| -rw-r--r-- | support/junction/junction-internal.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/support/junction/junction-internal.h b/support/junction/junction-internal.h new file mode 100644 index 0000000..3dff4cc --- /dev/null +++ b/support/junction/junction-internal.h @@ -0,0 +1,121 @@ +/* + * @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> + +/** + ** 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_ */ |