diff options
Diffstat (limited to 'StdLib/Include/sys/resource.h')
| -rw-r--r-- | StdLib/Include/sys/resource.h | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/StdLib/Include/sys/resource.h b/StdLib/Include/sys/resource.h new file mode 100644 index 0000000000..c54c816cd6 --- /dev/null +++ b/StdLib/Include/sys/resource.h @@ -0,0 +1,143 @@ +/* $NetBSD: resource.h,v 1.29 2006/07/23 22:06:14 ad Exp $ */
+
+/*
+ * 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.
+ * 3. 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
+ */
+
+#ifndef _SYS_RESOURCE_H_
+#define _SYS_RESOURCE_H_
+
+#include <sys/featuretest.h>
+#include <sys/time.h>
+
+/*
+ * 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
+
+/*
+ * Resource utilization information.
+ */
+
+#define RUSAGE_SELF 0
+#define RUSAGE_CHILDREN -1
+
+struct rusage {
+ struct timeval ru_utime; /* user time used */
+ struct timeval ru_stime; /* system time used */
+ long ru_maxrss; /* max resident set size */
+#ifdef _KERNEL
+#define ru_first ru_ixrss
+#endif
+ long ru_ixrss; /* integral shared memory size */
+ long ru_idrss; /* integral unshared data " */
+ long ru_isrss; /* integral unshared stack " */
+ long ru_minflt; /* page reclaims */
+ long ru_majflt; /* page faults */
+ long ru_nswap; /* swaps */
+ long ru_inblock; /* block input operations */
+ long ru_oublock; /* block output operations */
+ long ru_msgsnd; /* messages sent */
+ long ru_msgrcv; /* messages received */
+ long ru_nsignals; /* signals received */
+ long ru_nvcsw; /* voluntary context switches */
+ long ru_nivcsw; /* involuntary " */
+#ifdef _KERNEL
+#define ru_last ru_nivcsw
+#endif
+};
+
+/*
+ * 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 */
+
+#if defined(_NETBSD_SOURCE)
+#define RLIM_NLIMITS 10 /* number of resource limits */
+#endif
+
+#define RLIM_INFINITY (~((u_quad_t)1 << 63)) /* no limit */
+#define RLIM_SAVED_MAX RLIM_INFINITY /* unrepresentable hard limit */
+#define RLIM_SAVED_CUR RLIM_INFINITY /* unrepresentable soft limit */
+
+#if defined(_KERNEL)
+/* 4.3BSD compatibility rlimit argument structure. */
+struct orlimit {
+ int32_t rlim_cur; /* current (soft) limit */
+ int32_t rlim_max; /* maximum value for rlim_cur */
+};
+#endif
+
+struct rlimit {
+ rlim_t rlim_cur; /* current (soft) limit */
+ rlim_t rlim_max; /* maximum value for rlim_cur */
+};
+
+#if defined(_NETBSD_SOURCE)
+/* Load average structure. */
+struct loadavg {
+ fixpt_t ldavg[3];
+ long fscale;
+};
+#endif
+
+#ifdef _KERNEL
+extern struct loadavg averunnable;
+struct pcred;
+int dosetrlimit(struct lwp *, struct proc *, int, struct rlimit *);
+int donice(struct lwp *, struct proc *, int);
+
+#else
+#include <sys/EfiCdefs.h>
+
+__BEGIN_DECLS
+int getpriority(int, id_t);
+int getrlimit(int, struct rlimit *);
+int getrusage(int, struct rusage *);
+int setpriority(int, id_t, int);
+int setrlimit(int, const struct rlimit *);
+__END_DECLS
+
+#endif /* _KERNEL */
+#endif /* !_SYS_RESOURCE_H_ */
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