src/server/webdav/xattrbackend.h

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2023 Olaf Wintermann. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   1. Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *
 *   2. Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */


#ifndef WS_WEBDAV_XATTRBACKEND_H
#define WS_WEBDAV_XATTRBACKEND_H

#include "../public/webdav.h"

#include <cx/map.h>
#include <cx/string.h>

#ifdef __cplusplus
extern "C" {
#endif

typedef struct WebdavXAttrRepository {
    char *xattr_name;
} WebdavXAttrRepository;
    
typedef struct WebdavXAttrBackend {
    WebdavXAttrRepository *repo;
} WebdavXAttrBackend;

typedef struct XAttrPropfind {
    const char *base_href;
    const char *base_path;
} XAttrPropfind;

typedef struct XAttrProppatch {
    CxMap *properties;
} XAttrProppatch;


int webdav_init_xattr_backend(void);


void* webdav_xattr_init(ServerConfiguration *cfg, pool_handle_t *pool, WSConfigNode *config);

WebdavBackend* webdav_xattr_create(Session *sn, Request *rq, pblock *pb, void *initData);


/* webdav backend implementation */
int webdav_xattr_propfind_init(
        WebdavPropfindRequest *rq,
        const char *path,
        const char *href,
        WebdavPList **outplist);
int webdav_xattr_propfind_do(
        WebdavPropfindRequest *request,
        WebdavResponse *response,
        VFS_DIR parent,
        WebdavResource *resource,
        struct stat *s);
int webdav_xattr_propfind_finish(WebdavPropfindRequest *rq);
int webdav_xattr_proppatch_do(
            WebdavProppatchRequest *request,
            WebdavResource *response,
            VFSFile *file,
            WebdavPList **setInOut,
            WebdavPList **removeInOut);
int webdav_xattr_proppatch_finish(
            WebdavProppatchRequest *request,
            WebdavResource *response,
            VFSFile *file,
            WSBool commit);

int webdav_xattr_propfind_get_requested_properties(
        WebdavPropfindRequest *request,
        WebdavResource *resource,
        CxAllocator *a,
        CxMap *pmap);

int webdav_xattr_propfind_allprop(
        WebdavPropfindRequest *request,
        WebdavResource *resource,
        CxAllocator *a,
        CxMap *pmap);

/* properties xattr data */

int webdav_xattr_put_prop(CxMap *pmap, WebdavProperty *prop);

CxMap* webdav_xattr_parse_data(CxAllocator *a, const char *data, size_t len, const char *path);

cxmutstr webdav_xattr_serialze_map(CxAllocator *a, CxMap *pmap);


#ifdef __cplusplus
}
#endif

#endif /* WS_WEBDAV_XATTRBACKEND_H */