blob: 6c574be1b51d9ab948e29161b005748fb21558d2 [file] [log] [blame] [raw]
/*
* Copyright (C) 2000-2005 SWsoft. All rights reserved.
*
* This file may be distributed under the terms of the Q Public License
* as defined by Trolltech AS of Norway and appearing in the file
* LICENSE.QPL included in the packaging of this file.
*
* This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
* WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
#ifndef _CAP_H_
#define _CAP_H_
#include <linux/types.h>
typedef __u32 cap_t;
#define CAP_TO_MASK(x) (1 << (x))
#define cap_raise(c, flag) (c |= CAP_TO_MASK(flag))
#define cap_lower(c, flag) (c &= CAP_TO_MASK(flag))
/* Data structure for capability mask see /usr/include/linux/capability.h
*/
typedef struct {
unsigned long on;
unsigned long off;
} cap_param;
/** Add capability name to capability mask.
*
* @param name capability name.
* @param mask capability mask.
* @return 0 on success.
*/
int get_cap_mask(char *name, unsigned long *mask);
/** Apply capability mask to VPS.
*
* @param veid VPS id.
* @param cap capability mask.
* @return 0 on success.
*/
int vps_set_cap(int veid, cap_param *cap);
/** Merge capabilities and return in string format.
*
* @param new new capability mask.
* @param old old capamility mask.
* @param buf merged capabilities in string format.
* @return
*/
void build_cap_str(cap_param *new, cap_param *old, char *buf, int len);
#endif