diff options
Diffstat (limited to 'sysdeps/osf1/procstate.c')
| -rw-r--r-- | sysdeps/osf1/procstate.c | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/sysdeps/osf1/procstate.c b/sysdeps/osf1/procstate.c new file mode 100644 index 00000000..108291c7 --- /dev/null +++ b/sysdeps/osf1/procstate.c @@ -0,0 +1,155 @@ +/* $Id$ */ + +/* 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/error.h> +#include <glibtop/procstate.h> + +#include <glibtop_suid.h> + +#include <mach.h> +#include <mach/mach_types.h> +#include <mach/task_info.h> + +static const unsigned long _glibtop_sysdeps_proc_state = +(1L << GLIBTOP_PROC_STATE_CMD) + +(1L << GLIBTOP_PROC_STATE_UID) + (1L << GLIBTOP_PROC_STATE_GID) + +(1L << GLIBTOP_PROC_STATE_RUID) + (1L << GLIBTOP_PROC_STATE_RGID); + +/* Init function. */ + +void +glibtop_init_proc_state_p (glibtop *server) +{ + server->sysdeps.proc_state = _glibtop_sysdeps_proc_state; +} + +/* Provides detailed information about a process. */ + +void +glibtop_get_proc_state_p (glibtop *server, glibtop_proc_state *buf, + pid_t pid) +{ + struct tbl_procinfo procinfo; + int minim_state = 99, ret; + task_t thistask; + + glibtop_init_p (server, GLIBTOP_SYSDEPS_PROC_STATE, 0); + + memset (buf, 0, sizeof (glibtop_proc_state)); + + /* !!! THE FOLLOWING CODE RUNS SUID ROOT - CHANGE WITH CAUTION !!! */ + + glibtop_suid_enter (server); + + ret = table (TBL_PROCINFO, pid, (char *) &procinfo, 1, + sizeof (struct tbl_procinfo)); + + glibtop_suid_leave (server); + + /* !!! END OF SUID ROOT PART !!! */ + + if (ret != 1) return; + + /* Check whether the process actually exists. */ + if (procinfo.pi_status == PI_EMPTY) return; + + /* Check whether it is not a zombie. */ + if (procinfo.pi_status == PI_ZOMBIE) { + buf->state = GLIBTOP_PROCESS_ZOMBIE; + buf->flags = (1L << GLIBTOP_PROC_STATE_STATE); + return; + } + + strncpy (buf->cmd, procinfo.pi_comm, sizeof (buf->cmd)-1); + + buf->cmd [sizeof (buf->cmd)-1] = 0; + + buf->uid = procinfo.pi_svuid; + buf->gid = procinfo.pi_svgid; + buf->ruid = procinfo.pi_ruid; + buf->rgid = procinfo.pi_rgid; + + buf->flags = _glibtop_sysdeps_proc_state; + + /* !!! THE FOLLOWING CODE RUNS SUID ROOT - CHANGE WITH CAUTION !!! */ + + glibtop_suid_enter (server); + + /* Get task structure. */ + ret = task_by_unix_pid (task_self(), procinfo.pi_pid, &thistask); + + if (ret == KERN_SUCCESS) { + thread_array_t threadarr; + unsigned int threadarr_l; + thread_basic_info_t threadinfo; + thread_basic_info_data_t threadinfodata; + int j; + + /* Get thread array. */ + (void) task_threads (thistask, &threadarr, &threadarr_l); + + threadinfo = &threadinfodata; + for (j = 0; j < threadarr_l; j++) { + unsigned int threadinfo_l = THREAD_BASIC_INFO_COUNT; + int tret; + + tret = thread_info (threadarr [j], THREAD_BASIC_INFO, + (thread_info_t) threadinfo, &threadinfo_l); + + if (tret == KERN_SUCCESS) { + if (minim_state > threadinfo->run_state) + minim_state=threadinfo->run_state; + } + } + } + + glibtop_suid_leave (server); + + /* !!! END OF SUID ROOT PART !!! */ + + if (ret != KERN_SUCCESS) return; + + switch (minim_state) { + case TH_STATE_RUNNING: + buf->state = GLIBTOP_PROCESS_RUNNING; + break; + case TH_STATE_UNINTERRUPTIBLE: + buf->state = GLIBTOP_PROCESS_UNINTERRUPTIBLE; + break; + case TH_STATE_WAITING: + buf->state = GLIBTOP_PROCESS_INTERRUPTIBLE; + break; + case TH_STATE_STOPPED: + case TH_STATE_HALTED: + buf->state = GLIBTOP_PROCESS_STOPPED; + break; + default: + if (ret != KERN_SUCCESS) + buf->state = GLIBTOP_PROCESS_ZOMBIE; + break; + } + + if (buf->state) + buf->flags |= (1L << GLIBTOP_PROC_STATE_STATE); +} |