swap.h

/*
 * libsysactivity
 * http://sourceforge.net/projects/libsysactivity/
 * Copyright (c) 2009, 2010 Carlos Olmedo Escobar <carlos.olmedo.e@gmail.com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */

#ifndef SA_SWAP_H_
#define SA_SWAP_H_

struct sa_swap {
#ifdef SA_SWAP_NAME
        char name[SA_SWAP_NAME]; 
#endif
#ifdef SA_SWAP_TOTAL
        uint64_t total; 
#endif
#ifdef SA_SWAP_FREE
        uint64_t free; 
#endif
#ifdef SA_SWAP_TYPE
        int8_t type; 
#endif
};

#ifdef SA_OPEN_SWAP

int sa_open_swap(void) SA_EXPORT;
#endif

#ifdef SA_CLOSE_SWAP

int sa_close_swap(void) SA_EXPORT;
#endif

int sa_count_swaps(uint16_t* number) SA_EXPORT SA_NONNULL;

int sa_reset_swaps() SA_EXPORT;

int sa_get_swap(uint16_t index, struct sa_swap* dst) SA_EXPORT SA_NONNULL;

int sa_get_swaps(struct sa_swap* dst, uint16_t dst_size, uint16_t* written) SA_EXPORT SA_NONNULL;

#endif /* SA_SWAP_H_ */