libsysactivity  0.6.4
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swap.h
1 /*
2  * libsysactivity
3  * http://sourceforge.net/projects/libsysactivity/
4  * Copyright (c) 2009, 2010 Carlos Olmedo Escobar <carlos.olmedo.e@gmail.com>
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
25 #ifndef SA_SWAP_H_
26 #define SA_SWAP_H_
27 
31 SA_EXPORT struct sa_swap {
32 #ifdef SA_SWAP_NAME
33  char name[SA_SWAP_NAME];
34 #endif
35 #ifdef SA_SWAP_TOTAL
36  uint64_t total;
37 #endif
38 #ifdef SA_SWAP_FREE
39  uint64_t free;
40 #endif
41 #ifdef SA_SWAP_TYPE
42  int8_t type;
43 #endif
44 };
45 
46 #ifdef SA_OPEN_SWAP
47 
52 int sa_open_swap(void) SA_EXPORT;
53 #endif
54 
55 #ifdef SA_CLOSE_SWAP
56 
61 int sa_close_swap(void) SA_EXPORT;
62 #endif
63 
70 int sa_count_swaps(uint16_t* number) SA_EXPORT SA_NONNULL;
71 
76 int sa_reset_swaps() SA_EXPORT;
77 
85 int sa_get_swap(uint16_t index, struct sa_swap* dst) SA_EXPORT SA_NONNULL;
86 
95 int sa_get_swaps(struct sa_swap* dst, uint16_t dst_size, uint16_t* written) SA_EXPORT SA_NONNULL;
96 
98 #endif /* SA_SWAP_H_ */