lib/libkcore/kcore.h

   1 /*
   2  * Copyright (c) 2004 The DragonFly Project.  All rights reserved.
   3  *
   4  * This code is derived from software contributed to The DragonFly Project
   5  * by Joerg Sonnenberger <joerg@bec.de>.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  *
  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
  15  *    the documentation and/or other materials provided with the
  16  *    distribution.
  17  * 3. Neither the name of The DragonFly Project nor the names of its
  18  *    contributors may be used to endorse or promote products derived
  19  *    from this software without specific, prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  24  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
  25  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  26  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
  27  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  28  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  29  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  30  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  31  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32  * SUCH DAMAGE.
  33  */
  34
  35 #ifndef _KCORE_H
  36 #define _KCORE_H
  37
  38 #include <sys/cdefs.h>
  39
  40 #include <kinfo.h>
  41 #include <stddef.h>
  42
  43 #ifdef KCORE_KINFO_WRAPPER
  44
  45 #define kinfo_get_cpus(cpus)            \
  46         kcore_get_cpus(NULL, cpus)
  47 #define kinfo_get_files(files, len)     \
  48         kcore_get_files(NULL, files, len)
  49 #define kinfo_get_maxfiles(maxfiles)    \
  50         kcore_get_maxfiles(NULL, maxfiles)
  51 #define kinfo_get_openfiles(openfiles)  \
  52         kcore_get_openfiles(NULL, openfiles)
  53 #define kinfo_get_sched_cputime(cputime)        \
  54         kcore_get_sched_cputime(NULL, cputime)
  55 #define kinfo_get_sched_hz(hz)          \
  56         kcore_get_sched_hz(NULL, hz)
  57 #define kinfo_get_sched_profhz(profhz)  \
  58         kcore_get_sched_profhz(NULL, profhz)
  59 #define kinfo_get_sched_stathz(stathz)  \
  60         kcore_get_sched_stathz(NULL, stathz)
  61 #define kinfo_get_tty_tk_nin(tk_nin)    \
  62         kcore_get_tty_tk_nin(NULL, tk_nin)
  63 #define kinfo_get_tty_tk_nout(tk_nout)  \
  64         kcore_get_tty_tk_nout(NULL, tk_nout)
  65 #define kinfo_get_vfs_bufspace(bufspace) \
  66         kcore_get_vfs_bufspace(NULL, bufspace)
  67
  68 #endif /* KCORE_KINFO_WRAPPER */
  69
  70 struct kcore_data;
  71 struct kinfo_proc;
  72
  73 __BEGIN_DECLS;
  74 struct kcore_data
  75         *kcore_open(const char *, const char *, char *);
  76 int      kcore_wrapper_open(const char *, const char *, char *);
  77 int      kcore_close(struct kcore_data *);
  78
  79 int      kcore_get_cpus(struct kcore_data *, int *);
  80 int      kcore_get_files(struct kcore_data *, struct kinfo_file **, size_t *);
  81 int      kcore_get_maxfiles(struct kcore_data *, int *);
  82 int      kcore_get_openfiles(struct kcore_data *, int *);
  83 int      kcore_get_procs(struct kcore_data *kc, struct kinfo_proc **procs,
  84                         size_t *len);
  85 int      kcore_get_sched_cputime(struct kcore_data *, struct kinfo_cputime *);
  86 int      kcore_get_sched_hz(struct kcore_data *, int *);
  87 int      kcore_get_sched_profhz(struct kcore_data *, int *);
  88 int      kcore_get_sched_stathz(struct kcore_data *, int *);
  89 int      kcore_get_tty_tk_nin(struct kcore_data *, uint64_t *);
  90 int      kcore_get_tty_tk_nout(struct kcore_data *, uint64_t *);
  91 int      kcore_get_vfs_bufspace(struct kcore_data *, long *);
  92 __END_DECLS;
  93
  94 #endif