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author | Carlos Perelló Marín <carlos@gnome.org> | 2003-10-19 16:55:56 +0000 |
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committer | Carlos Perelló Marín <carlos@src.gnome.org> | 2003-10-19 16:55:56 +0000 |
commit | 4c8ae9e25c1940d8876ca3f2330426863cae4737 (patch) | |
tree | c43f97bc0647546b0ed87022db0749c137f24edc /sysdeps/osf1/open_suid.c | |
parent | bae16b467f90df94d80feae41dceb7e816f16c61 (diff) | |
download | libgtop-4c8ae9e25c1940d8876ca3f2330426863cae4737.tar.gz |
Reverted libgtop changes. It's a common module and I should not modify it.
2003-10-19 Carlos Perelló Marín <carlos@gnome.org>
* support/*: Reverted libgtop changes. It's a common module
and I should not modify it.
* Added/removed files. Now the move should be done.
Diffstat (limited to 'sysdeps/osf1/open_suid.c')
-rw-r--r-- | sysdeps/osf1/open_suid.c | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/sysdeps/osf1/open_suid.c b/sysdeps/osf1/open_suid.c new file mode 100644 index 00000000..d593556a --- /dev/null +++ b/sysdeps/osf1/open_suid.c @@ -0,0 +1,91 @@ +/* $Id$ */ + +/* 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 <glibtop.h> +#include <glibtop/open.h> + +#include <glibtop_suid.h> + +#include <unistd.h> +#include <sys/types.h> + +/* !!! THIS FUNCTION RUNS SUID ROOT - CHANGE WITH CAUTION !!! */ + +void +glibtop_init_p (glibtop *server, const unsigned long features, + const unsigned flags) +{ + glibtop_init_func_t *init_fkt; + + if (server == NULL) + glibtop_error_r (NULL, "glibtop_init_p (server == NULL)"); + + /* Do the initialization, but only if not already initialized. */ + + if ((server->flags & _GLIBTOP_INIT_STATE_INIT) == 0) { + glibtop_open_p (server, "glibtop", features, flags); + + for (init_fkt = _glibtop_init_hook_p; *init_fkt; init_fkt++) + (*init_fkt) (server); + + server->flags |= _GLIBTOP_INIT_STATE_INIT; + } +} + +/* !!! THIS FUNCTION RUNS SUID ROOT - CHANGE WITH CAUTION !!! */ + +void +glibtop_open_p (glibtop *server, const char *program_name, + const unsigned long features, const unsigned flags) +{ + /* !!! WE ARE ROOT HERE - CHANGE WITH CAUTION !!! */ + + server->name = program_name; + + server->machine.uid = getuid (); + server->machine.euid = geteuid (); + server->machine.gid = getgid (); + server->machine.egid = getegid (); + + server->machine.proctable_entries = table + (TBL_PROCINFO, 0, NULL, INT_MAX, 0); + + /* Drop priviledges; we only become root when necessary. + + setreuid (ruid, euid) - set real and effective user id; + setregid (rgid, egid) - set real and effective group id; + + */ + + if (setreuid (server->machine.euid, server->machine.uid)) + _exit (1); + + if (setregid (server->machine.egid, server->machine.gid)) + _exit (1); + + /* !!! END OF SUID ROOT PART !!! */ + + /* Our effective uid is now those of the user invoking the server, + so we do no longer have any priviledges. + */ +} |