xnu-1228.tar.gz

[apple/xnu.git] / bsd / sys / proc.h

diff --git a/bsd/sys/proc.h b/bsd/sys/proc.h
index cbf1b3a805e512dc69d3189693b97f7e40385c13..9d41f7ca7b9b6531fe7d102de77536dbaadcbd36 100644 (file)
--- a/bsd/sys/proc.h
+++ b/bsd/sys/proc.h
@@ -1,23 +1,29 @@
 /*
 /*

- * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2006 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,
  * 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 */
 /*-
  */
 /* Copyright (c) 1995, 1997 Apple Computer, Inc. All Rights Reserved */
 /*-


@@ -153,7 +159,7 @@ struct extern_proc {
 #define        SSTOP   4               /* Process debugging or suspension. */
 #define        SZOMB   5               /* Awaiting collection by parent. */
 
 #define        SSTOP   4               /* Process debugging or suspension. */
 #define        SZOMB   5               /* Awaiting collection by parent. */
 

-/* These flags are kept in p_flags. */
+/* These flags are kept in extern_proc.p_flag. */

 #define        P_ADVLOCK       0x00000001      /* Process may hold POSIX adv. lock */
 #define        P_CONTROLT      0x00000002      /* Has a controlling terminal */
 #define        P_LP64          0x00000004      /* Process is LP64 */
 #define        P_ADVLOCK       0x00000001      /* Process may hold POSIX adv. lock */
 #define        P_CONTROLT      0x00000002      /* Has a controlling terminal */
 #define        P_LP64          0x00000004      /* Process is LP64 */


@@ -169,32 +175,33 @@ struct extern_proc {
 #define        P_TIMEOUT       0x00000400      /* Timing out during sleep */
 #define        P_TRACED        0x00000800      /* Debugged process being traced */
 
 #define        P_TIMEOUT       0x00000400      /* Timing out during sleep */
 #define        P_TRACED        0x00000800      /* Debugged process being traced */
 

-#define        P_WAITED        0x00001000      /* Debugging prc has waited for child */
-#define        P_WEXIT         0x00002000      /* Working on exiting. */
+#define        P_RESV3         0x00001000      /* (P_WAITED)Debugging prc has waited for child */
+#define        P_WEXIT         0x00002000      /* Working on exiting */

 #define        P_EXEC          0x00004000      /* Process called exec. */
 
 /* Should be moved to machine-dependent areas. */
 #define        P_OWEUPC        0x00008000      /* Owe process an addupc() call at next ast. */
 
 #define        P_AFFINITY      0x00010000      /* xxx */
 #define        P_EXEC          0x00004000      /* Process called exec. */
 
 /* Should be moved to machine-dependent areas. */
 #define        P_OWEUPC        0x00008000      /* Owe process an addupc() call at next ast. */
 
 #define        P_AFFINITY      0x00010000      /* xxx */

-#define        P_CLASSIC       0x00020000      /* xxx */
+#define        P_TRANSLATED    0x00020000      /* xxx */
+#define        P_CLASSIC       P_TRANSLATED    /* xxx */

 /*
 #define        P_FSTRACE       0x10000 / * tracing via file system (elsewhere?) * /
 #define        P_SSTEP         0x20000 / * process needs single-step fixup ??? * /
 */
 
 /*
 #define        P_FSTRACE       0x10000 / * tracing via file system (elsewhere?) * /
 #define        P_SSTEP         0x20000 / * process needs single-step fixup ??? * /
 */
 

-#define        P_WAITING       0x00040000      /* process has a wait() in progress */
-#define        P_KDEBUG        0x00080000      /* kdebug tracing on for this process */
+#define        P_RESV5         0x00040000      /* (P_WAITING) process has a wait() in progress */
+#define        P_CHECKOPENEVT  0x00080000      /* check if a vnode has the OPENEVT flag set on open */

 
 

-#define        P_TTYSLEEP      0x00100000      /* blocked due to SIGTTOU or SIGTTIN */
+#define        P_DEPENDENCY_CAPABLE    0x00100000      /* process is ok to call vfs_markdependency() */

 #define        P_REBOOT        0x00200000      /* Process called reboot() */
 #define        P_TBE           0x00400000      /* Process is TBE */
 #define        P_REBOOT        0x00200000      /* Process called reboot() */
 #define        P_TBE           0x00400000      /* Process is TBE */

-#define        P_SIGEXC        0x00800000      /* signal exceptions */
+#define        P_RESV7         0x00800000      /* (P_SIGEXC)signal exceptions */

 
 

-#define        P_BTRACE        0x01000000      /* process is being branch traced */
-#define        P_VFORK         0x02000000      /* process has vfork children */
-#define        P_NOATTACH      0x04000000
-#define        P_INVFORK       0x08000000      /* proc in vfork */
+#define        P_THCWD         0x01000000      /* process has thread cwd  */
+#define        P_RESV9         0x02000000      /* (P_VFORK)process has vfork children */
+#define        P_RESV10        0x04000000      /* used to be P_NOATTACH */
+#define        P_RESV11        0x08000000      /* (P_INVFORK) proc in vfork */

 
 #define        P_NOSHLIB       0x10000000      /* no shared libs are in use for proc */
                                        /* flag set on exec */
 
 #define        P_NOSHLIB       0x10000000      /* no shared libs are in use for proc */
                                        /* flag set on exec */


@@ -215,11 +222,11 @@ __BEGIN_DECLS
 
 extern proc_t kernproc;
 
 
 extern proc_t kernproc;
 

-extern int proc_is_classic(struct proc *p);
-struct proc *current_proc_EXTERNAL(void);
+extern int proc_is_classic(proc_t p);
+proc_t current_proc_EXTERNAL(void);

 
 extern int     msleep(void *chan, lck_mtx_t *mtx, int pri, const char *wmesg, struct timespec * ts );
 
 extern int     msleep(void *chan, lck_mtx_t *mtx, int pri, const char *wmesg, struct timespec * ts );

-extern void    unsleep(struct proc *);
+extern void    unsleep(proc_t);

 extern void    wakeup(void *chan);
 extern void wakeup_one(caddr_t chan);
 
 extern void    wakeup(void *chan);
 extern void wakeup_one(caddr_t chan);
 


@@ -261,17 +268,24 @@ extern int proc_forcequota(proc_t);
 extern int proc_is64bit(proc_t);
 /* is this process exiting? */
 extern int proc_exiting(proc_t);
 extern int proc_is64bit(proc_t);
 /* is this process exiting? */
 extern int proc_exiting(proc_t);

-/* this routine returns error is the process is not one with super user privileges */
-int proc_suser(struct proc *p);
-/* returns the ucred assicaited with the process; temporary api */
-struct ucred * proc_ucred(struct proc *p);
+/* this routine returns error if the process is not one with super user privileges */
+int proc_suser(proc_t p);
+/* returns the cred assicaited with the process; temporary api */
+kauth_cred_t proc_ucred(proc_t p);
+#ifdef __APPLE_API_UNSTABLE
+/* returns the first thread_t in the process, or NULL XXX for NFS, DO NOT USE */
+thread_t proc_thread(proc_t);
+#endif
+// mark a process as being allowed to call vfs_markdependency()
+void bsd_set_dependency_capable(task_t task);
+
+extern int proc_pendingsignals(proc_t, sigset_t);
+extern int proc_tbe(proc_t);

 
 

+#ifdef KERNEL_PRIVATE

 /* LP64todo - figure out how to identify 64-bit processes if NULL procp */
 extern int IS_64BIT_PROCESS(proc_t);
 /* LP64todo - figure out how to identify 64-bit processes if NULL procp */
 extern int IS_64BIT_PROCESS(proc_t);

-extern int proc_pendingsignals(struct proc *, sigset_t);
-extern int proc_tbe(struct proc *);

 
 

-#ifdef KERNEL_PRIVATE

 extern int     tsleep(void *chan, int pri, const char *wmesg, int timo);
 extern int     msleep1(void *chan, lck_mtx_t *mtx, int pri, const char *wmesg, u_int64_t timo);
 #endif
 extern int     tsleep(void *chan, int pri, const char *wmesg, int timo);
 extern int     msleep1(void *chan, lck_mtx_t *mtx, int pri, const char *wmesg, u_int64_t timo);
 #endif