epoc32/include/stdapis/sys/resource.h
branchSymbian2
changeset 2 2fe1408b6811
parent 0 061f57f2323e
--- a/epoc32/include/stdapis/sys/resource.h	Tue Nov 24 13:55:44 2009 +0000
+++ b/epoc32/include/stdapis/sys/resource.h	Tue Mar 16 16:12:26 2010 +0000
@@ -1,1 +1,193 @@
-resource.h
+/*-
+ * Copyright (c) 1982, 1986, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	@(#)resource.h	8.4 (Berkeley) 1/9/95
+ * $FreeBSD: src/sys/sys/resource.h,v 1.29 2005/01/07 02:29:23 imp Exp $
+ *
+ * © Portions copyright (c) 2006 Nokia Corporation.  All rights reserved.
+ */
+
+#ifndef _SYS_RESOURCE_H_
+#define	_SYS_RESOURCE_H_
+
+#include <sys/cdefs.h>
+#include <sys/_timeval.h>
+#include <sys/_types.h>
+
+#ifdef __SYMBIAN32__
+#include <_ansi.h>
+#endif //__SYMBIAN32__
+/*
+ * Process priority specifications to get/setpriority.
+ */
+#define	PRIO_MIN	-20
+#define	PRIO_MAX	20
+
+#define	PRIO_PROCESS	0
+#define	PRIO_PGRP	1
+#define	PRIO_USER	2
+
+#ifdef __SYMBIAN32__
+enum {
+    UPPER_LIMIT_PRIORITY_HIGHEST = -20,
+    LOWER_LIMIT_PRIORITY_HIGHEST = -16,
+ 
+    UPPER_LIMIT_PRIORITY_ABOVE_NORMAL = -15,
+    LOWER_LIMIT_PRIORITY_ABOVE_NORMAL = -6,
+ 
+    UPPER_LIMIT_PRIORITY_NORMAL = -5,
+    LOWER_LIMIT_PRIORITY_NORMAL = 4,
+ 
+    UPPER_LIMIT_PRIORITY_BELOW_NORMAL = 5,
+    LOWER_LIMIT_PRIORITY_BELOW_NORMAL = 14,
+ 
+    UPPER_LIMIT_PRIORITY_LOWEST = 15,
+    LOWER_LIMIT_PRIORITY_LOWEST = 20
+};
+#endif /* __SYMBIAN32__ */
+/*
+ * Resource utilization information.
+ *
+ * Locking key:
+ *      c - locked by proc mtx
+ *      j - locked by sched_lock mtx
+ *      n - not locked, lazy
+ */
+
+#define	RUSAGE_SELF	0
+#define	RUSAGE_CHILDREN	-1
+
+struct rusage {
+	struct timeval ru_utime;	/* (n) user time used */
+	struct timeval ru_stime;	/* (n) system time used */
+	long	ru_maxrss;		/* (j) max resident set size */
+#define	ru_first	ru_ixrss
+	long	ru_ixrss;		/* (j) integral shared memory size */
+	long	ru_idrss;		/* (j) integral unshared data " */
+	long	ru_isrss;		/* (j) integral unshared stack " */
+	long	ru_minflt;		/* (c) page reclaims */
+	long	ru_majflt;		/* (c) page faults */
+	long	ru_nswap;		/* (c + j) swaps */
+	long	ru_inblock;		/* (n) block input operations */
+	long	ru_oublock;		/* (n) block output operations */
+	long	ru_msgsnd;		/* (n) messages sent */
+	long	ru_msgrcv;		/* (n) messages received */
+	long	ru_nsignals;		/* (c) signals received */
+	long	ru_nvcsw;		/* (j) voluntary context switches */
+	long	ru_nivcsw;		/* (j) involuntary " */
+#define	ru_last		ru_nivcsw
+};
+
+/*
+ * Resource limits
+ */
+#define	RLIMIT_CPU	0		/* cpu time in milliseconds */
+#define	RLIMIT_FSIZE	1		/* maximum file size */
+#define	RLIMIT_DATA	2		/* data size */
+#define	RLIMIT_STACK	3		/* stack size */
+#define	RLIMIT_CORE	4		/* core file size */
+#define	RLIMIT_RSS	5		/* resident set size */
+#define	RLIMIT_MEMLOCK	6		/* locked-in-memory address space */
+#define	RLIMIT_NPROC	7		/* number of processes */
+#define	RLIMIT_NOFILE	8		/* number of open files */
+#define	RLIMIT_SBSIZE	9		/* maximum size of all socket buffers */
+#define RLIMIT_VMEM	10		/* virtual process size (inclusive of mmap) */
+#define	RLIMIT_AS	RLIMIT_VMEM	/* standard name for RLIMIT_VMEM */
+
+#define	RLIM_NLIMITS	11		/* number of resource limits */
+
+#define	RLIM_INFINITY	((rlim_t)(((uint64_t)1 << 63) - 1))
+/* XXX Missing: RLIM_SAVED_MAX, RLIM_SAVED_CUR */
+
+
+/*
+ * Resource limit string identifiers
+ */
+
+#ifdef _RLIMIT_IDENT
+static char *rlimit_ident[] = {
+	"cpu",
+	"fsize",
+	"data",
+	"stack",
+	"core",
+	"rss",
+	"memlock",
+	"nproc",
+	"nofile",
+	"sbsize",
+	"vmem",
+};
+#endif
+
+#ifndef _RLIM_T_DECLARED
+typedef	__rlim_t	rlim_t;
+#define	_RLIM_T_DECLARED
+#endif
+
+struct rlimit {
+	rlim_t	rlim_cur;		/* current (soft) limit */
+	rlim_t	rlim_max;		/* maximum value for rlim_cur */
+};
+
+#if __BSD_VISIBLE
+
+struct orlimit {
+	__int32_t	rlim_cur;	/* current (soft) limit */
+	__int32_t	rlim_max;	/* maximum value for rlim_cur */
+};
+
+struct loadavg {
+	__fixpt_t	ldavg[3];
+	long		fscale;
+};
+
+#define	CP_USER		0
+#define	CP_NICE		1
+#define	CP_SYS		2
+#define	CP_INTR		3
+#define	CP_IDLE		4
+#define	CPUSTATES	5
+
+#endif	/* __BSD_VISIBLE */
+
+#ifdef _KERNEL
+
+extern struct loadavg averunnable;
+extern long cp_time[CPUSTATES];
+
+#else
+
+__BEGIN_DECLS
+/* XXX 2nd arg to [gs]etpriority() should be an id_t */
+IMPORT_C int	getpriority(int, int);
+IMPORT_C int	setpriority(int, int, int);
+__END_DECLS
+
+#endif	/* _KERNEL */
+#endif	/* !_SYS_RESOURCE_H_ */