From 864867aeeb8088f4e178472005a710bad629347c Mon Sep 17 00:00:00 2001 From: Martin Baulig Date: Thu, 6 Aug 1998 23:34:50 +0000 Subject: [PATCH] Initial revision --- sysdeps/freebsd/NOTES | 10 +++ sysdeps/freebsd/init.c | 43 +++++++++ sysdeps/freebsd/procdata.c | 178 +++++++++++++++++++++++++++++++++++++ 3 files changed, 231 insertions(+) create mode 100644 sysdeps/freebsd/NOTES create mode 100644 sysdeps/freebsd/init.c create mode 100644 sysdeps/freebsd/procdata.c diff --git a/sysdeps/freebsd/NOTES b/sysdeps/freebsd/NOTES new file mode 100644 index 00000000..82bbbc4b --- /dev/null +++ b/sysdeps/freebsd/NOTES @@ -0,0 +1,10 @@ +sysctl (3) +/usr/include/sys/vmmeter.h : VM stats +kvm (3) + +CPU stats: /usr/include/sys/dkstat.h +cp_time_offset = kvm_nlist(...)["_cp_time"].n_value; + +"systemwide main memory usage structure" +sysctl(...) + diff --git a/sysdeps/freebsd/init.c b/sysdeps/freebsd/init.c new file mode 100644 index 00000000..0fb589f6 --- /dev/null +++ b/sysdeps/freebsd/init.c @@ -0,0 +1,43 @@ +/* $Id$ */ + +/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. + This file is part of the Gnome Top Library. + Contributed by Joshua Sled , July 1998. + + The Gnome Top Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The Gnome Top Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include +#include + +static glibtop _glibtop_global_server; +glibtop *glibtop_global_server = NULL; + +glibtop * +glibtop_init_r (glibtop **server, + const unsigned long features, + const unsigned flags) +{ + if (*server != NULL) + return *server; + + if (glibtop_global_server == NULL) { + glibtop_global_server = &_glibtop_global_server; + glibtop_open (glibtop_global_server, "glibtop", + features, flags); + } + + return *server = glibtop_global_server; +} diff --git a/sysdeps/freebsd/procdata.c b/sysdeps/freebsd/procdata.c new file mode 100644 index 00000000..71bed10b --- /dev/null +++ b/sysdeps/freebsd/procdata.c @@ -0,0 +1,178 @@ +/* $Id$ */ + +/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. + This file is part of the Gnome Top Library. + Contributed by Joshua Sled , July 1998. + + The Gnome Top Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The Gnome Top Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include +#include + +#include + +#define LINUX_VERSION(x,y,z) (0x10000*(x) + 0x100*(y) + z) + +#define BIT_SHIFT(x) (1 << (x % 32)) + +static const unsigned long _glibtop_sysdeps_procdata_0 = +BIT_SHIFT(GLIBTOP_PROCDATA_CMD) + +BIT_SHIFT(GLIBTOP_PROCDATA_STATE) + +BIT_SHIFT(GLIBTOP_PROCDATA_UID) + +BIT_SHIFT(GLIBTOP_PROCDATA_PID) + +BIT_SHIFT(GLIBTOP_PROCDATA_PPID) + +BIT_SHIFT(GLIBTOP_PROCDATA_PGRP) + +BIT_SHIFT(GLIBTOP_PROCDATA_SESSION) + +BIT_SHIFT(GLIBTOP_PROCDATA_TTY) + +BIT_SHIFT(GLIBTOP_PROCDATA_TPGID) + +BIT_SHIFT(GLIBTOP_PROCDATA_PRIORITY) + +BIT_SHIFT(GLIBTOP_PROCDATA_NICE) + +BIT_SHIFT(GLIBTOP_PROCDATA_SIGNAL) + +BIT_SHIFT(GLIBTOP_PROCDATA_BLOCKED) + +BIT_SHIFT(GLIBTOP_PROCDATA_SIGIGNORE) + +BIT_SHIFT(GLIBTOP_PROCDATA_SIGCATCH) + +BIT_SHIFT(GLIBTOP_PROCDATA_START_TIME) + +BIT_SHIFT(GLIBTOP_PROCDATA_UTIME) + +BIT_SHIFT(GLIBTOP_PROCDATA_STIME) + +BIT_SHIFT(GLIBTOP_PROCDATA_CUTIME) + +BIT_SHIFT(GLIBTOP_PROCDATA_CSTIME) + +BIT_SHIFT(GLIBTOP_PROCDATA_SIZE) + +BIT_SHIFT(GLIBTOP_PROCDATA_RESIDENT) + +BIT_SHIFT(GLIBTOP_PROCDATA_SHARE) + +BIT_SHIFT(GLIBTOP_PROCDATA_TRS) + +BIT_SHIFT(GLIBTOP_PROCDATA_LRS) + +BIT_SHIFT(GLIBTOP_PROCDATA_DRS) + +BIT_SHIFT(GLIBTOP_PROCDATA_DT) + +BIT_SHIFT(GLIBTOP_PROCDATA_VSIZE) + +BIT_SHIFT(GLIBTOP_PROCDATA_RSS) + +BIT_SHIFT(GLIBTOP_PROCDATA_RSS_RLIM) + +BIT_SHIFT(GLIBTOP_PROCDATA_TIMEOUT) + +BIT_SHIFT(GLIBTOP_PROCDATA_IT_REAL_VALUE); + +static const unsigned long _glibtop_sysdeps_procdata_1 = +BIT_SHIFT(GLIBTOP_PROCDATA_K_FLAGS) + +BIT_SHIFT(GLIBTOP_PROCDATA_MIN_FLT) + +BIT_SHIFT(GLIBTOP_PROCDATA_MAJ_FLT) + +BIT_SHIFT(GLIBTOP_PROCDATA_CMIN_FLT) + +BIT_SHIFT(GLIBTOP_PROCDATA_CMAJ_FLT) + +BIT_SHIFT(GLIBTOP_PROCDATA_START_CODE) + +BIT_SHIFT(GLIBTOP_PROCDATA_END_CODE) + +BIT_SHIFT(GLIBTOP_PROCDATA_START_STACK) + +BIT_SHIFT(GLIBTOP_PROCDATA_KSTK_ESP) + +BIT_SHIFT(GLIBTOP_PROCDATA_KSTK_EIP) + +BIT_SHIFT(GLIBTOP_PROCDATA_WCHAN); + +/* Provides detailed information about a process. */ + +void +glibtop_get_procdata_s (glibtop *server, glibtop_procdata *buf, pid_t pid) +{ + char input [BUFSIZ], *tmp; + struct stat statb; + int nread; + FILE *f; + + glibtop_init_r (&server, 0, 0); + + memset (buf, 0, sizeof (glibtop_procdata)); + + if (pid == 0) { + /* Client is only interested in the flags. */ + buf->flags [0] = _glibtop_sysdeps_procdata_0; + buf->flags [1] = _glibtop_sysdeps_procdata_1; + return; + } + + + sprintf (input, "/proc/%d/stat", pid); + + if (stat (input, &statb)) return; + + buf->uid = statb.st_uid; + + f = fopen (input, "r"); + if (!f) return; + + nread = fread (input, 1, BUFSIZ, f); + + if (nread < 0) { + fclose (f); + return; + } + + input [nread] = 0; + + /* This is from guile-utils/gtop/proc/readproc.c */ + + /* split into "PID (cmd" and "" */ + tmp = strrchr (input, ')'); + *tmp = '\0'; /* replace trailing ')' with NUL */ + /* parse these two strings separately, skipping the leading "(". */ + memset (buf->cmd, 0, sizeof (buf->cmd)); + sscanf (input, "%d (%39c", &buf->pid, buf->cmd); + sscanf(tmp + 2, /* skip space after ')' too */ + "%c %d %d %d %d %d %lu %lu %lu %lu %lu " + "%ld %ld %ld %ld %d %d %lu %lu %ld %lu " + "%lu %lu %lu %lu %lu %lu %lu %d %d %d %d %lu", + &buf->state, &buf->ppid, &buf->pgrp, &buf->session, + &buf->tty, &buf->tpgid, &buf->k_flags, &buf->min_flt, + &buf->cmin_flt, &buf->maj_flt, &buf->cmaj_flt, + &buf->utime, &buf->stime, &buf->cutime, &buf->cstime, + &buf->priority, &buf->nice, &buf->timeout, + &buf->it_real_value, &buf->start_time, &buf->vsize, + &buf->rss, &buf->rss_rlim, &buf->start_code, + &buf->end_code, &buf->start_stack, &buf->kstk_esp, + &buf->kstk_eip, &buf->signal, &buf->blocked, + &buf->sigignore, &buf->sigcatch, &buf->wchan); + + if (buf->tty == 0) + /* the old notty val, update elsewhere bef. moving to 0 */ + buf->tty = -1; + + if (server->os_version_code < LINUX_VERSION(1,3,39)) { + /* map old meanings to new */ + buf->priority = 2*15 - buf->priority; + buf->nice = 15 - buf->nice; + } + if (server->os_version_code < LINUX_VERSION(1,1,30) && buf->tty != -1) + /* when tty wasn't full devno */ + buf->tty = 4*0x100 + buf->tty; + + fclose (f); + + sprintf (input, "/proc/%d/statm", pid); + + f = fopen (input, "r"); + if (!f) return; + + nread = fread (input, 1, BUFSIZ, f); + + if (nread < 0) { + fclose (f); + return; + } + + input [nread] = 0; + + sscanf (input, "%ld %ld %ld %ld %ld %ld %ld", + &buf->size, &buf->resident, &buf->share, + &buf->trs, &buf->lrs, &buf->drs, &buf->dt); + + fclose (f); + + buf->flags [0] = _glibtop_sysdeps_procdata_0; + buf->flags [1] = _glibtop_sysdeps_procdata_1; +}