2fa0dc1cd8
* Makefile.am: * cpu.c: * fsusage.c: * glibtop_private.c: (get_scaled), (try_file_to_buffer), (file_to_buffer): Added * glibtop_private.h: Added * glibtop_server.c: Removed * glibtop_server.h: * loadavg.c: * mem.c: * netload.c: * open.c: * prockernel.c: * procmem.c: * procsegment.c: * procsignal.c: * procstate.c: * proctime.c: * procuid.c: * swap.c: * sysinfo.c: * uptime.c: Moved linux impl utils function from glibtop_server.* to glibtob_private.* because glibtop_server.h is a public header.
84 lines
2.2 KiB
C
84 lines
2.2 KiB
C
/* $Id$ */
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/* Copyright (C) 1998-99 Martin Baulig
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This file is part of LibGTop 1.0.
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Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
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LibGTop is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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LibGTop is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with LibGTop; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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*/
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#include <config.h>
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#include <glibtop/error.h>
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#include <glibtop/swap.h>
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#include "glibtop_private.h"
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#include <fcntl.h>
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static const unsigned long _glibtop_sysdeps_swap =
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(1L << GLIBTOP_SWAP_TOTAL) + (1L << GLIBTOP_SWAP_USED) +
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(1L << GLIBTOP_SWAP_FREE);
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static const unsigned long _glibtop_sysdeps_swap_paging =
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(1L << GLIBTOP_SWAP_PAGEIN) + (1L << GLIBTOP_SWAP_PAGEOUT);
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/* Init function. */
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void
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glibtop_init_swap_s (glibtop *server)
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{
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server->sysdeps.swap = _glibtop_sysdeps_swap |
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_glibtop_sysdeps_swap_paging;
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}
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/* Provides information about swap usage. */
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#define MEMINFO "/proc/meminfo"
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#define PROC_STAT "/proc/stat"
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void
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glibtop_get_swap_s (glibtop *server, glibtop_swap *buf)
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{
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char buffer [BUFSIZ], *p;
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glibtop_init_s (&server, GLIBTOP_SYSDEPS_SWAP, 0);
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memset (buf, 0, sizeof (glibtop_swap));
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file_to_buffer(server, buffer, MEMINFO);
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/* Kernel 2.6 with multiple lines */
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buf->total = get_scaled(buffer, "SwapTotal:");
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buf->free = get_scaled(buffer, "SwapFree:");
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buf->used = buf->total - buf->free;
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buf->flags = _glibtop_sysdeps_swap;
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file_to_buffer(server, buffer, PROC_STAT);
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p = strstr (buffer, "\nswap");
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if (p == NULL) return;
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p = skip_token (p);
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buf->pagein = strtoull (p, &p, 0);
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buf->pageout = strtoull (p, &p, 0);
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buf->flags |= _glibtop_sysdeps_swap_paging;
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}
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