bdc4e08454
typedef struct _glibtop_proc_args glibtop_proc_args;
struct _glibtop_proc_args
{
u_int64_t flags,
size; /* GLIBTOP_PROC_ARGS_SIZE */
};
Returns a string containing all command line arguments of the process,
the `unsigned' parameter is the maximum length of this string; if it
is zero then no limit will be set.
extern const char *glibtop_get_proc_args_l __P((glibtop *, glibtop_proc_args *, pid_t, unsigned));
92 lines
2.5 KiB
C
92 lines
2.5 KiB
C
/* $Id$ */
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/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
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This file is part of the Gnome Top Library.
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Contributed by Joshua Sled <jsled@xcf.berkeley.edu>, July 1998.
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The Gnome Top Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The Gnome Top Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <glibtop.h>
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#include <glibtop/error.h>
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#include <glibtop/xmalloc.h>
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#include <glibtop/procargs.h>
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#include <glibtop_suid.h>
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#include <kvm.h>
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#include <sys/param.h>
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#include <sys/proc.h>
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static const unsigned long _glibtop_sysdeps_proc_args =
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(1 << GLIBTOP_PROC_ARGS_SIZE);
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/* Init function. */
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void
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glibtop_init_proc_args_p (glibtop *server)
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{
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server->sysdeps.proc_args = _glibtop_sysdeps_proc_args;
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}
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/* Provides detailed information about a process. */
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const char *
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glibtop_get_proc_args_p (glibtop *server, glibtop_proc_args *buf,
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pid_t pid, unsigned max_len)
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{
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struct kinfo_proc *pinfo;
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char *retval, **args, **ptr;
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unsigned size = 0;
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int count;
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glibtop_init_p (server, (1 << GLIBTOP_SYSDEPS_PROC_ARGS), 0);
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memset (buf, 0, sizeof (glibtop_proc_args));
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glibtop_suid_enter (server);
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/* Get the process data */
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pinfo = kvm_getprocs (server->machine.kd, KERN_PROC_PID, pid, &count);
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if ((pinfo == NULL) || (count < 1))
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glibtop_error_io_r (server, "kvm_getprocs (proc_args)");
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args = kvm_getargv (server->machine.kd, pinfo, max_len);
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if (args == NULL) {
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glibtop_warn_io_r (server, "kvm_getargv");
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glibtop_suid_leave (server);
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return NULL;
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}
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glibtop_suid_leave (server);
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for (ptr = args; *ptr; ptr++)
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size += strlen (*ptr)+1;
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buf->size = size+2;
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retval = glibtop_malloc_r (server, buf->size);
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memset (retval, 0, buf->size);
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for (ptr = args; *ptr; ptr++) {
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if (*retval) strcat (retval, " ");
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strcat (retval, *ptr);
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}
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buf->flags = _glibtop_sysdeps_proc_args;
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return retval;
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}
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