afdd4690fc
This just updates the copyright dates in the documents where I was already represented. Others are unchanged. Signed-off-by: Jim Warner <james.warner@comcast.net>
89 lines
2.8 KiB
C
89 lines
2.8 KiB
C
/*
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* libprocps - Library to read proc filesystem
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*
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* Copyright 1992-1998 Michael K. Johnson <johnsonm@redhat.com>
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* Copyright ???? Larry Greenfield <greenfie@gauss.rutgers.edu>
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* Copyright 1993 J. Cowley
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* Copyright 1995 Martin Schulze <joey@infodrom.north.de>
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* Copyright 1996 Charles Blake <cblake@bbn.com>
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* Copyright 1998-2003 Albert Cahalan
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* Copyright 2015 Craig Small <csmall@dropbear.xyz>
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* Copyright 2021-2022 Jim Warner <james.warner@comcast.net>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef PROC_MISC_H
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#define PROC_MISC_H
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#include <sys/types.h>
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#include <dirent.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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// //////////////////////////////////////////////////////////////////
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// Platform Particulars /////////////////////////////////////////////
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long procps_cpu_count (void);
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long procps_hertz_get (void);
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unsigned int procps_pid_length (void);
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// Convenience macros for composing/decomposing version codes
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#define LINUX_VERSION(x,y,z) (0x10000*((x)&0x7fff) + 0x100*((y)&0xff) + ((z)&0xff))
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#define LINUX_VERSION_MAJOR(x) (((x)>>16) & 0xFF)
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#define LINUX_VERSION_MINOR(x) (((x)>> 8) & 0xFF)
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#define LINUX_VERSION_PATCH(x) ( (x) & 0xFF)
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int procps_linux_version(void);
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// //////////////////////////////////////////////////////////////////
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// Runtime Particulars //////////////////////////////////////////////
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int procps_loadavg (double *av1, double *av5, double *av15);
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int procps_uptime(double *uptime_secs, double *idle_secs);
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char *procps_uptime_sprint(void);
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char *procps_uptime_sprint_short(void);
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// //////////////////////////////////////////////////////////////////
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// Namespace Particulars ////////////////////////////////////////////
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enum namespace_type {
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PROCPS_NS_IPC,
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PROCPS_NS_MNT,
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PROCPS_NS_NET,
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PROCPS_NS_PID,
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PROCPS_NS_USER,
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PROCPS_NS_UTS,
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PROCPS_NS_COUNT // total namespaces (fencepost)
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};
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struct procps_ns {
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unsigned long ns[PROCPS_NS_COUNT];
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};
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const char *procps_ns_get_name (const int id);
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int procps_ns_get_id (const char *name);
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int procps_ns_read_pid (const int pid, struct procps_ns *nsp);
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#ifdef __cplusplus
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}
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#endif
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#endif
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