xref: /freebsd/lib/libprocstat/core.h (revision b3e7694832e81d7a904a10f525f8797b753bf0d3)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2013 Mikolaj Golub <trociny@FreeBSD.org>
5  * Copyright (c) 2017 Dell EMC
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  */
29 
30 #ifndef _CORE_H
31 #define _CORE_H
32 
33 enum psc_type {
34 	PSC_TYPE_PROC,
35 	PSC_TYPE_FILES,
36 	PSC_TYPE_VMMAP,
37 	PSC_TYPE_GROUPS,
38 	PSC_TYPE_UMASK,
39 	PSC_TYPE_RLIMIT,
40 	PSC_TYPE_OSREL,
41 	PSC_TYPE_PSSTRINGS,
42 	PSC_TYPE_ARGV,
43 	PSC_TYPE_ENVV,
44 	PSC_TYPE_AUXV,
45 	PSC_TYPE_PTLWPINFO,
46 	PSC_TYPE_MAX
47 };
48 
49 struct procstat_core;
50 
51 void procstat_core_close(struct procstat_core *core);
52 void *procstat_core_get(struct procstat_core *core, enum psc_type type,
53     void * buf, size_t *lenp);
54 int procstat_core_note_count(struct procstat_core *core, enum psc_type type);
55 struct procstat_core *procstat_core_open(const char *filename);
56 
57 #endif 	/* !_CORE_H_ */
58