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Diffstat (limited to 'examples/procmap.c')
| -rw-r--r-- | examples/procmap.c | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/examples/procmap.c b/examples/procmap.c new file mode 100644 index 00000000..163e3671 --- /dev/null +++ b/examples/procmap.c @@ -0,0 +1,164 @@ +/* $Id$ */ + +/* Copyright (C) 1998-99 Martin Baulig + This file is part of LibGTop 1.0. + + Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998. + + LibGTop is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, + or (at your option) any later version. + + LibGTop is distributed in the hope that it will be useful, but WITHOUT + ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + for more details. + + You should have received a copy of the GNU General Public License + along with LibGTop; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. +*/ + +#include <locale.h> + +#include <glibtop.h> +#include <glibtop/open.h> +#include <glibtop/close.h> +#include <glibtop/xmalloc.h> + +#include <glibtop/parameter.h> + +#include <glibtop/procmap.h> + +#ifdef GLIBTOP_INODEDB +#include <glibtop/inodedb.h> +#endif + +#include <sys/resource.h> +#include <sys/mman.h> + +#ifndef PROFILE_COUNT +#define PROFILE_COUNT 1 +#endif + +int +main (int argc, char *argv []) +{ +#ifdef GLIBTOP_INODEDB + glibtop_inodedb *inodedb; +#endif + glibtop_proc_map procmap; + glibtop_map_entry *maps; + unsigned method, count, port, i; + char buffer [BUFSIZ]; + pid_t pid; + + count = PROFILE_COUNT; + + setlocale (LC_ALL, ""); + bindtextdomain (GETTEXT_PACKAGE, GTOPLOCALEDIR); + textdomain (GETTEXT_PACKAGE); + + glibtop_init_r (&glibtop_global_server, 0, GLIBTOP_INIT_NO_OPEN); + + glibtop_get_parameter (GLIBTOP_PARAM_METHOD, &method, sizeof (method)); + + printf ("Method = %d\n", method); + + count = glibtop_get_parameter (GLIBTOP_PARAM_COMMAND, buffer, BUFSIZ); + buffer [count] = 0; + + printf ("Command = '%s'\n", buffer); + + count = glibtop_get_parameter (GLIBTOP_PARAM_HOST, buffer, BUFSIZ); + buffer [count] = 0; + + glibtop_get_parameter (GLIBTOP_PARAM_PORT, &port, sizeof (port)); + + printf ("Host = '%s' - %u\n\n", buffer, port); + + glibtop_init_r (&glibtop_global_server, 0, 0); + + if ((argc != 2) || (sscanf (argv [1], "%d", (int *) &pid) != 1)) + glibtop_error ("Usage: %s pid", argv [0]); + +#ifdef GLIBTOP_INODEDB + inodedb = glibtop_inodedb_open (0, 0); +#endif + + fprintf (stderr, "Getting memory maps for pid %d.\n\n", (int) pid); + + maps = glibtop_get_proc_map (&procmap, pid); + + for (i = 0; i < procmap.number; i++) { + const char *filename = NULL; + unsigned device, device_major, device_minor; + char perm [5]; + + if (maps [i].flags & (1L << GLIBTOP_MAP_ENTRY_FILENAME)) + filename = maps [i].filename; + +#ifdef GLIBTOP_INODEDB + if (inodedb && !filename) + filename = glibtop_inodedb_lookup + (inodedb, maps [i].device, maps [i].inode); +#endif + + perm [0] = (maps [i].perm & GLIBTOP_MAP_PERM_READ) ? 'r' : '-'; + perm [1] = (maps [i].perm & GLIBTOP_MAP_PERM_WRITE) ? 'w' : '-'; + perm [2] = (maps [i].perm & GLIBTOP_MAP_PERM_EXECUTE) ? 'x' : '-'; + perm [3] = (maps [i].perm & GLIBTOP_MAP_PERM_SHARED) ? 's' : '-'; + perm [4] = (maps [i].perm & GLIBTOP_MAP_PERM_PRIVATE) ? 'p' : '-'; + + device = (unsigned long) maps [i].device; + device_minor = (device & 255); + device_major = ((device >> 8) & 255); + + if (filename) { + char *format; + + if (sizeof (void*) == 8) + format = "%016lx-%016lx %016lx - " + "%02x:%02x %08lu - %4s - %s\n"; + else + format = "%08lx-%08lx %08lx - " + "%02x:%02x %08lu - %4s - %s\n"; + + fprintf (stderr, format, + (unsigned long) maps [i].start, + (unsigned long) maps [i].end, + (unsigned long) maps [i].offset, + device_major, device_minor, + (unsigned long) maps [i].inode, + perm, filename); + } else { + char * format; + + if (sizeof (void*) == 8) + format = "%016lx-%016lx %016lx - " + "%02x:%02x %08lu - %4s\n"; + else + format = "%08lx-%08lx %08lx - " + "%02x:%02x %08lu - %4s\n"; + + fprintf (stderr, format, + (unsigned long) maps [i].start, + (unsigned long) maps [i].end, + (unsigned long) maps [i].offset, + device_major, device_minor, + (unsigned long) maps [i].inode, + perm); + } + + if (filename && (filename != maps [i].filename)) + glibtop_free (filename); + } + + glibtop_free (maps); + + glibtop_close (); + + exit (0); +} |