libidav/session.h

Thu, 21 Dec 2017 19:48:27 +0100

author
Mike Becker <universe@uap-core.de>
date
Thu, 21 Dec 2017 19:48:27 +0100
changeset 359
bacb54502b24
parent 355
5da2cf15eb44
child 404
5c08b8e14df8
permissions
-rw-r--r--

davql: allow ANYWHERE keyword in SELECT statements

This may seem pointless, but users might want to be explicit about this and the grammar is more consistent.

This commit also adds some no-ops to the functions body of the SET parser, because some day the grammar might allow more clauses after the WHERE clause.

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2016 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 DAV_SESSION_H
#define	DAV_SESSION_H

#include <ucx/buffer.h>
#include "webdav.h"

#ifdef	__cplusplus
extern "C" {
#endif

// initial size of the session mempool
#define DAV_SESSION_MEMPOOL_SIZE 1024
// initial size of the path cache map
#define DAV_PATH_CACHE_SIZE 32
    
#define DAV_ENCRYPT_NAME(sn) \
    (((sn)->flags & DAV_SESSION_ENCRYPT_NAME) == DAV_SESSION_ENCRYPT_NAME)
    
#define DAV_DECRYPT_NAME(sn) \
    (((sn)->flags & DAV_SESSION_DECRYPT_NAME) == DAV_SESSION_DECRYPT_NAME)
    
#define DAV_ENCRYPT_CONTENT(sn) \
    (((sn)->flags & DAV_SESSION_ENCRYPT_CONTENT) == DAV_SESSION_ENCRYPT_CONTENT)
    
#define DAV_DECRYPT_CONTENT(sn) \
    (((sn)->flags & DAV_SESSION_DECRYPT_CONTENT) == DAV_SESSION_DECRYPT_CONTENT)

#define DAV_IS_ENCRYPTED(sn) \
    (DAV_ENCRYPT_NAME(sn) || DAV_ENCRYPT_CONTENT(sn))
    
#define DAV_CRYPTO(sn) \
    (DAV_ENCRYPT_NAME(sn) || DAV_DECRYPT_NAME(sn) || \
     DAV_ENCRYPT_CONTENT(sn) || DAV_DECRYPT_CONTENT(sn))
    
/*
typedef struct DavPathCacheElement {
    char *name;
    char *encrypted_name;
    int  exists;
} DavPathCacheElement;
*/
    
typedef struct DavLock {
    char *path;
    char *token;
    
} DavLock;

typedef struct DavLockManager {
    UcxMap  *resource_locks;
    UcxList *collection_locks;
} DavLockManager;

CURLcode dav_session_curl_perform(DavSession *sn, long *status);
CURLcode dav_session_curl_perform_buf(DavSession *sn, UcxBuffer *request, UcxBuffer *response, long *status);

int dav_session_get_progress(void *clientp, curl_off_t dltotal, curl_off_t dlnow, curl_off_t ultotal, curl_off_t ulnow);
int dav_session_put_progress(void *clientp, curl_off_t dltotal, curl_off_t dlnow, curl_off_t ultotal, curl_off_t ulnow);

void dav_session_set_error(DavSession *sn, CURLcode c, int status);
void dav_session_set_errstr(DavSession *sn, const char *str);

char* dav_session_create_plain_href(DavSession *sn, char *path);

char* dav_session_get_href(DavSession *sn, char *path);

DavResource* dav_find_child(DavSession *sn, DavResource *res, UcxBuffer *rqbuf, char *name);

void dav_session_cache_path(DavSession *sn, sstr_t path, sstr_t href);


DavLock* dav_create_lock(DavSession *sn, char *token, char *timeout);
void dav_destroy_lock(DavSession *sn, DavLock *lock);

int dav_add_resource_lock(DavSession *sn, char *path, DavLock *lock);
int dav_add_collection_lock(DavSession *sn, char *path, DavLock *lock);

DavLock* dav_get_lock(DavSession *sn, char *path);
void dav_remove_lock(DavSession *sn, char *path, DavLock *lock);

#ifdef	__cplusplus
}
#endif

#endif	/* DAV_SESSION_H */

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