diff options
Diffstat (limited to 'sysdeps/freebsd/open.c')
-rw-r--r-- | sysdeps/freebsd/open.c | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/sysdeps/freebsd/open.c b/sysdeps/freebsd/open.c deleted file mode 100644 index 0627026b..00000000 --- a/sysdeps/freebsd/open.c +++ /dev/null @@ -1,93 +0,0 @@ -/* Copyright (C) 1998 Joshua Sled - This file is part of LibGTop 1.0. - - Contributed by Joshua Sled <jsled@xcf.berkeley.edu>, July 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 <config.h> -#include <glibtop.h> -#include <glibtop/error.h> -#include <glibtop/open.h> -#include <glibtop/init_hooks.h> - -/* !!! THIS FUNCTION RUNS SUID ROOT - CHANGE WITH CAUTION !!! */ - -void -glibtop_init_p (glibtop *server, const unsigned long features, - const unsigned flags) -{ - const _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_SYSDEPS) == 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_SYSDEPS; - } -} - -void -glibtop_open_p (glibtop *server, const char *program_name, - const unsigned long features, - const unsigned flags) -{ -#ifdef DEBUG - fprintf (stderr, "DEBUG (%d): glibtop_open_p ()\n", getpid ()); -#endif - - /* !!! WE ARE ROOT HERE - CHANGE WITH CAUTION !!! */ - - server->machine.uid = getuid (); - server->machine.euid = geteuid (); - server->machine.gid = getgid (); - server->machine.egid = getegid (); - - server->os_version_code = __FreeBSD_version; - - /* Setup machine-specific data */ - server->machine.kd = kvm_open (NULL, NULL, NULL, O_RDONLY, "kvm_open"); - - if (server->machine.kd == NULL) - glibtop_error_io_r (server, "kvm_open"); - - /* Drop priviledges. */ - - 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. */ - - /* NOTE: On FreeBSD, we do not need to be suid root, we just need to - * be sgid kmem. - * - * The server will only use setegid() to get back it's priviledges, - * so it will fail if it is suid root and not sgid kmem. */ -} |