58 lines
2.4 KiB
C
58 lines
2.4 KiB
C
/*
|
|
* Copyright (c) 2012 William Pitcock <nenolod@dereferenced.org>.
|
|
*
|
|
* Permission to use, copy, modify, and/or distribute this software for any
|
|
* purpose with or without fee is hereby granted, provided that the above
|
|
* copyright notice and this permission notice is present in all copies.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 __CAPABILITY_H__
|
|
#define __CAPABILITY_H__
|
|
|
|
#include "stdinc.h"
|
|
#include "rb_dictionary.h"
|
|
|
|
struct CapabilityIndex {
|
|
const char *name;
|
|
rb_dictionary *cap_dict;
|
|
unsigned int highest_bit;
|
|
rb_dlink_node node;
|
|
};
|
|
|
|
#define CAP_ORPHANED 0x1
|
|
#define CAP_REQUIRED 0x2
|
|
|
|
struct CapabilityEntry {
|
|
const char *cap;
|
|
unsigned int value;
|
|
unsigned int flags;
|
|
void *ownerdata;
|
|
};
|
|
|
|
extern struct CapabilityEntry *capability_find(struct CapabilityIndex *idx, const char *cap);
|
|
extern unsigned int capability_get(struct CapabilityIndex *idx, const char *cap, void **ownerdata);
|
|
extern unsigned int capability_put(struct CapabilityIndex *idx, const char *cap, void *ownerdata);
|
|
extern unsigned int capability_put_anonymous(struct CapabilityIndex *idx);
|
|
extern void capability_orphan(struct CapabilityIndex *idx, const char *cap);
|
|
extern void capability_require(struct CapabilityIndex *idx, const char *cap);
|
|
|
|
extern struct CapabilityIndex *capability_index_create(const char *name);
|
|
extern void capability_index_destroy(struct CapabilityIndex *);
|
|
extern const char *capability_index_list(struct CapabilityIndex *, unsigned int capability_mask);
|
|
extern unsigned int capability_index_mask(struct CapabilityIndex *);
|
|
extern unsigned int capability_index_get_required(struct CapabilityIndex *);
|
|
extern void capability_index_stats(void (*cb)(const char *line, void *privdata), void *privdata);
|
|
|
|
#endif
|