f1a6e1ead8
find . -name \*.[ch] | xargs -i emacs -batch {} \
-l /gnome/compile/libgtop/misc/format.el -f save-buffer
December 26, 1999
Martin
135 lines
4.1 KiB
C
135 lines
4.1 KiB
C
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 4 -*- */
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/* $Id$ */
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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 <glibtop.h>
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#include <glibtop/error.h>
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#include <glibtop/xmalloc.h>
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#include <glibtop/procmap.h>
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#include <glibtop_private.h>
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static const unsigned long _glibtop_sysdeps_proc_map =
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(1L << GLIBTOP_PROC_MAP_NUMBER) + (1L << GLIBTOP_PROC_MAP_TOTAL) +
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(1L << GLIBTOP_PROC_MAP_SIZE);
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static const unsigned long _glibtop_sysdeps_map_entry =
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(1L << GLIBTOP_MAP_ENTRY_START) + (1L << GLIBTOP_MAP_ENTRY_END) +
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(1L << GLIBTOP_MAP_ENTRY_OFFSET) + (1L << GLIBTOP_MAP_ENTRY_PERM);
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static const unsigned long _glibtop_sysdeps_map_entry_vmfile =
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(1L << GLIBTOP_MAP_ENTRY_INODE) + (1L << GLIBTOP_MAP_ENTRY_DEVICE) +
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(1L << GLIBTOP_MAP_ENTRY_FILENAME);
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/* Init function. */
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int
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glibtop_init_proc_map_s (glibtop *server)
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{
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server->sysdeps.proc_map = _glibtop_sysdeps_proc_map;
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return 0;
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}
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/* Provides detailed information about a process. */
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glibtop_map_entry *
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glibtop_get_proc_map_s (glibtop *server, glibtop_proc_map *buf, pid_t pid)
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{
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glibtop_map_entry *retval = NULL;
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libgtop_proc_maps_t *maps;
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size_t count, max_len, i;
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int ret;
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glibtop_init_s (&server, GLIBTOP_SYSDEPS_PROC_MAP, 0);
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memset (buf, 0, sizeof (glibtop_proc_map));
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/* Get number of map entries. */
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count = glibtop_get_proc_data_proc_maps_s (server, pid, NULL, 0);
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/* Allocate memory. */
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maps = glibtop_calloc_r (server, count, sizeof (libgtop_proc_maps_t));
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max_len = count * sizeof (libgtop_proc_maps_t);
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ret = glibtop_get_proc_data_proc_maps_s (server, pid, maps, max_len);
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if (ret < 0) {
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glibtop_free_r (server, maps);
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return NULL;
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}
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/* Calculate number of map entries. */
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count = ret / sizeof (libgtop_proc_maps_t);
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/* Allocate memory for the result. */
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retval = glibtop_calloc_r (server, count, sizeof (glibtop_map_entry));
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for (i = 0; i < count; i++) {
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char *filename;
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retval [i].start = maps [i].header.start;
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retval [i].end = maps [i].header.end;
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retval [i].offset = maps [i].header.offset;
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if (maps [i].header.perm & LIBGTOP_VM_READ)
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retval [i].perm |= GLIBTOP_MAP_PERM_READ;
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if (maps [i].header.perm & LIBGTOP_VM_WRITE)
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retval [i].perm |= GLIBTOP_MAP_PERM_WRITE;
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if (maps [i].header.perm & LIBGTOP_VM_EXEC)
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retval [i].perm |= GLIBTOP_MAP_PERM_EXECUTE;
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if (maps [i].header.perm & LIBGTOP_VM_SHARED)
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retval [i].perm |= GLIBTOP_MAP_PERM_SHARED;
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if (!(maps [i].header.perm & LIBGTOP_VM_MAYSHARE))
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retval [i].perm |= GLIBTOP_MAP_PERM_PRIVATE;
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retval [i].flags = _glibtop_sysdeps_map_entry;
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if (maps [i].header.device || maps [i].header.inode) {
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retval [i].device = maps [i].header.device;
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retval [i].inode = maps [i].header.inode;
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filename = maps [i].filename;
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filename += maps [i].header.filename_offset;
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strncpy (retval [i].filename, filename, GLIBTOP_MAP_FILENAME_LEN);
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retval [i].filename [GLIBTOP_MAP_FILENAME_LEN-1] = '\0';
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retval [i].flags |= _glibtop_sysdeps_map_entry_vmfile;
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}
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}
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/* Free map entries. */
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glibtop_free_r (server, maps);
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/* Write retval. */
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buf->number = count;
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buf->size = sizeof (glibtop_map_entry);
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buf->total = buf->number * sizeof (glibtop_map_entry);
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buf->flags = _glibtop_sysdeps_proc_map;
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return retval;
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}
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