/*
* Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
*
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
*
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/* Copyright (c) 1995, 1997 Apple Computer, Inc. All Rights Reserved */
/*-
struct proc;
-#define PROC_NULL (struct proc *)0;
+#define PROC_NULL (struct proc *)0
#define p_session p_pgrp->pg_session
#define p_pgid p_pgrp->pg_id
u_char p_usrpri; /* User-priority based on p_cpu and p_nice. */
char p_nice; /* Process "nice" value. */
char p_comm[MAXCOMLEN+1];
+ char p_name[(2*MAXCOMLEN)+1];
struct pgrp *p_pgrp; /* Pointer to process group. */
unsigned int p_fdlock_pc[4];
unsigned int p_fdunlock_pc[4];
int p_fpdrainwait;
- int p_lflag; /* local flags */
+ unsigned int p_lflag; /* local flags */
+ unsigned int p_ladvflag; /* local adv flags*/
+ unsigned int p_internalref; /* temp refcount field */
#if DIAGNOSTIC
#if SIGNAL_DEBUG
unsigned int lockpc[8];
};
+/* local flags */
#define P_LDELAYTERM 0x1 /* */
#define P_LNOZOMB 0x2 /* */
#define P_LLOW_PRI_IO 0x4
#define P_LPEXIT 0x8
#define P_LBACKGROUND_IO 0x10
+#define P_LWAITING 0x20
+#define P_LREFDRAIN 0x40
+#define P_LREFDRAINWAIT 0x80
+#define P_LREFDEAD 0x100
+#define P_LTHSIGSTACK 0x200
+
+/* advisory flags in the proc */
+#define P_LADVLOCK 0x01
// LP64todo - should this move?
/* LP64 version of extern_proc. all pointers
#ifdef KERNEL
#include <sys/time.h> /* user_timeval, user_itimerval */
-#if __DARWIN_ALIGN_NATURAL
-#pragma options align=natural
-#endif
-
struct user_extern_proc {
union {
struct {
pid_t p_oppid; /* Save parent pid during ptrace. XXX */
int p_dupfd; /* Sideways return value from fdopen. XXX */
/* Mach related */
- user_addr_t user_stack; /* where user stack was allocated */
+ user_addr_t user_stack __attribute((aligned(8))); /* where user stack was allocated */
user_addr_t exit_thread; /* XXX Which thread is exiting? */
int p_debugger; /* allow to debug */
boolean_t sigwait; /* indication to suspend */
u_int p_estcpu; /* Time averaged value of p_cpticks. */
int p_cpticks; /* Ticks of cpu time. */
fixpt_t p_pctcpu; /* %cpu for this process during p_swtime */
- user_addr_t p_wchan; /* Sleep address. */
+ user_addr_t p_wchan __attribute((aligned(8))); /* Sleep address. */
user_addr_t p_wmesg; /* Reason for sleep. */
u_int p_swtime; /* Time swapped in or out. */
u_int p_slptime; /* Time since last blocked. */
u_quad_t p_sticks; /* Statclock hits in system mode. */
u_quad_t p_iticks; /* Statclock hits processing intr. */
int p_traceflag; /* Kernel trace points. */
- user_addr_t p_tracep; /* Trace to vnode. */
+ user_addr_t p_tracep __attribute((aligned(8))); /* Trace to vnode. */
int p_siglist; /* DEPRECATED */
- user_addr_t p_textvp; /* Vnode of executable. */
+ user_addr_t p_textvp __attribute((aligned(8))); /* Vnode of executable. */
int p_holdcnt; /* If non-zero, don't swap. */
sigset_t p_sigmask; /* DEPRECATED. */
sigset_t p_sigignore; /* Signals being ignored. */
u_char p_usrpri; /* User-priority based on p_cpu and p_nice. */
char p_nice; /* Process "nice" value. */
char p_comm[MAXCOMLEN+1];
- user_addr_t p_pgrp; /* Pointer to process group. */
+ user_addr_t p_pgrp __attribute((aligned(8))); /* Pointer to process group. */
user_addr_t p_addr; /* Kernel virtual addr of u-area (PROC ONLY). */
u_short p_xstat; /* Exit status for wait; also stop signal. */
u_short p_acflag; /* Accounting flags. */
- user_addr_t p_ru; /* Exit information. XXX */
+ user_addr_t p_ru __attribute((aligned(8))); /* Exit information. XXX */
};
-
-#if __DARWIN_ALIGN_NATURAL
-#pragma options align=reset
-#endif
#endif /* KERNEL */
/*
* as it is used to represent "no process group".
*/
extern int nprocs, maxproc; /* Current and max number of procs. */
+extern int maxprocperuid; /* Current number of procs per uid */
__private_extern__ int hard_maxproc; /* hard limit */
#define PID_MAX 30000
extern int tsleep1(void *chan, int pri, const char *wmesg, u_int64_t abstime, int (*continuation)(int));
extern int msleep0(void *chan, lck_mtx_t *mtx, int pri, const char *wmesg, int timo, int (*continuation)(int));
extern void vfork_return(thread_t th_act, struct proc *p, struct proc *p2, register_t *retval);
-
+extern struct proc * proc_findref(pid_t pid);
+extern void proc_dropref(struct proc * p);
+extern struct proc * proc_refinternal(proc_t p, int funneled);
+extern void proc_dropinternal(struct proc * p, int funneled);
#endif /* !_SYS_PROC_INTERNAL_H_ */
projects / apple / xnu.git / blobdiff