/*
* Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
*
- * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
- * 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.
- *
- * 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, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
+ * 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.
+ *
+ * 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, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
* limitations under the License.
- *
- * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
/*-
* [various] The mode_t, off_t, and size_t types shall be defined as
* described in <sys/types.h>
*/
-#ifndef _MODE_T
-typedef __darwin_mode_t mode_t;
-#define _MODE_T
-#endif
-
-#ifndef _OFF_T
-typedef __darwin_off_t off_t;
-#define _OFF_T
-#endif
-
-#ifndef _SIZE_T
-#define _SIZE_T
-typedef __darwin_size_t size_t;
-#endif
-
+#include <sys/_types/_mode_t.h>
+#include <sys/_types/_off_t.h>
+#include <sys/_types/_size_t.h>
/*
* Protections are chosen from these bits, or-ed together
*/
#define MAP_SHARED 0x0001 /* [MF|SHM] share changes */
#define MAP_PRIVATE 0x0002 /* [MF|SHM] changes are private */
-#ifndef _POSIX_C_SOURCE
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
#define MAP_COPY MAP_PRIVATE /* Obsolete */
-#endif /* !_POSIX_C_SOURCE */
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
/*
* Other flags
*/
#define MAP_FIXED 0x0010 /* [MF|SHM] interpret addr exactly */
-#ifndef _POSIX_C_SOURCE
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
#define MAP_RENAME 0x0020 /* Sun: rename private pages to file */
#define MAP_NORESERVE 0x0040 /* Sun: don't reserve needed swap area */
#define MAP_RESERVED0080 0x0080 /* previously unimplemented MAP_INHERIT */
#define MAP_NOEXTEND 0x0100 /* for MAP_FILE, don't change file size */
#define MAP_HASSEMAPHORE 0x0200 /* region may contain semaphores */
-#endif /* !_POSIX_C_SOURCE */
+#define MAP_NOCACHE 0x0400 /* don't cache pages for this mapping */
+#define MAP_JIT 0x0800 /* Allocate a region that will be used for JIT purposes */
+
+/*
+ * Mapping type
+ */
+#define MAP_FILE 0x0000 /* map from file (default) */
+#define MAP_ANON 0x1000 /* allocated from memory, swap space */
+#define MAP_ANONYMOUS MAP_ANON
+
+/*
+ * The MAP_RESILIENT_* flags can be used when the caller wants to map some
+ * possibly unreliable memory and be able to access it safely, possibly
+ * getting the wrong contents rather than raising any exception.
+ * For safety reasons, such mappings have to be read-only (PROT_READ access
+ * only).
+ *
+ * MAP_RESILIENT_CODESIGN:
+ * accessing this mapping will not generate code-signing violations,
+ * even if the contents are tainted.
+ * MAP_RESILIENT_MEDIA:
+ * accessing this mapping will not generate an exception if the contents
+ * are not available (unreachable removable or remote media, access beyond
+ * end-of-file, ...). Missing contents will be replaced with zeroes.
+ */
+#define MAP_RESILIENT_CODESIGN 0x2000 /* no code-signing failures */
+#define MAP_RESILIENT_MEDIA 0x4000 /* no backing-store failures */
+
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
/*
* Process memory locking
#define MS_INVALIDATE 0x0002 /* [MF|SIO] invalidate all cached data */
#define MS_SYNC 0x0010 /* [MF|SIO] msync synchronously */
-#ifndef _POSIX_C_SOURCE
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
#define MS_KILLPAGES 0x0004 /* invalidate pages, leave mapped */
#define MS_DEACTIVATE 0x0008 /* deactivate pages, leave mapped */
-/*
- * Mapping type
- */
-#define MAP_FILE 0x0000 /* map from file (default) */
-#define MAP_ANON 0x1000 /* allocated from memory, swap space */
-#endif /* !_POSIX_C_SOURCE */
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
/*
#define POSIX_MADV_WILLNEED 3 /* [MC1] will need these pages */
#define POSIX_MADV_DONTNEED 4 /* [MC1] dont need these pages */
-#ifndef _POSIX_C_SOURCE
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
#define MADV_NORMAL POSIX_MADV_NORMAL
#define MADV_RANDOM POSIX_MADV_RANDOM
#define MADV_SEQUENTIAL POSIX_MADV_SEQUENTIAL
#define MADV_WILLNEED POSIX_MADV_WILLNEED
#define MADV_DONTNEED POSIX_MADV_DONTNEED
#define MADV_FREE 5 /* pages unneeded, discard contents */
+#define MADV_ZERO_WIRED_PAGES 6 /* zero the wired pages that have not been unwired before the entry is deleted */
+#define MADV_FREE_REUSABLE 7 /* pages can be reused (by anyone) */
+#define MADV_FREE_REUSE 8 /* caller wants to reuse those pages */
+#define MADV_CAN_REUSE 9
+#define MADV_PAGEOUT 10 /* page out now (internal only) */
/*
* Return bits from mincore
#define MINCORE_MODIFIED 0x4 /* Page has been modified by us */
#define MINCORE_REFERENCED_OTHER 0x8 /* Page has been referenced */
#define MINCORE_MODIFIED_OTHER 0x10 /* Page has been modified */
-#endif /* !_POSIX_C_SOURCE */
+#define MINCORE_PAGED_OUT 0x20 /* Page has been paged out */
+#define MINCORE_COPIED 0x40 /* Page has been copied */
+#define MINCORE_ANONYMOUS 0x80 /* Page belongs to an anonymous object */
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
#ifndef KERNEL
/* [MPR] */
int mprotect(void *, size_t, int) __DARWIN_ALIAS(mprotect);
/* [MF|SIO] */
-int msync(void *, size_t, int) __DARWIN_ALIAS(msync);
+int msync(void *, size_t, int) __DARWIN_ALIAS_C(msync);
/* [MR] */
int munlock(const void *, size_t);
/* [MC3]*/
/* [ADV] */
int posix_madvise(void *, size_t, int);
-#ifndef _POSIX_C_SOURCE
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
int madvise(void *, size_t, int);
int mincore(const void *, size_t, char *);
int minherit(void *, size_t, int);
#endif
+
+#ifdef PRIVATE
+int mremap_encrypted(void *, size_t, __uint32_t, __uint32_t, __uint32_t);
+#endif
+
__END_DECLS
#else /* KERNEL */
-
+#ifdef XNU_KERNEL_PRIVATE
void pshm_cache_init(void); /* for bsd_init() */
+void pshm_lock_init(void);
/*
* XXX routine exported by posix_shm.c, but never used there, only used in
struct fileproc *fp, off_t pageoff);
/* Really need to overhaul struct fileops to avoid this... */
struct pshmnode;
-int pshm_stat(struct pshmnode *pnode, struct stat *sb);
+struct stat;
+int pshm_stat(struct pshmnode *pnode, void *ub, int isstat64);
struct fileproc;
-int pshm_truncate(struct proc *p, struct fileproc *fp, int fd, off_t length, register_t *retval);
+int pshm_truncate(struct proc *p, struct fileproc *fp, int fd, off_t length, int32_t *retval);
+#endif /* XNU_KERNEL_PRIVATE */
#endif /* KERNEL */
#endif /* !_SYS_MMAN_H_ */
projects / apple / xnu.git / blobdiff