X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/8f6c56a50524aa785f7e596d52dddfb331e18961..7ee9d059c4eecf68ae4f8b0fb99ae2471eda79af:/bsd/sys/mman.h

diff --git a/bsd/sys/mman.h b/bsd/sys/mman.h
index ea1564cc0..109c63634 100644
--- a/bsd/sys/mman.h
+++ b/bsd/sys/mman.h
@@ -115,21 +115,23 @@ typedef __darwin_size_t	size_t;
  */
 #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 */
+#endif	/* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
 
 /*
  * Process memory locking
@@ -149,7 +151,7 @@ typedef __darwin_size_t	size_t;
 #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 */
 
@@ -158,7 +160,7 @@ typedef __darwin_size_t	size_t;
  */
 #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) */
 
 
 /*
@@ -170,13 +172,17 @@ typedef __darwin_size_t	size_t;
 #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
 
 /*
  * Return bits from mincore
@@ -186,7 +192,7 @@ typedef __darwin_size_t	size_t;
 #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 */
+#endif	/* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
 
 
 #ifndef KERNEL
@@ -205,7 +211,7 @@ void *	mmap(void *, size_t, int, int, int, off_t) __DARWIN_ALIAS(mmap);
 /* [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]*/
@@ -216,7 +222,7 @@ int	shm_unlink(const char *);
 /* [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);
@@ -224,8 +230,9 @@ int	minherit(void *, size_t, int);
 __END_DECLS
 
 #else	/* KERNEL */
-
-void pshm_cache_init(void);	/* for bsd_init() */
+#ifdef XNU_KERNEL_PRIVATE
+void pshm_cache_init(void) __attribute__((section("__TEXT, initcode")));	/* for bsd_init() */
+void pshm_lock_init(void);
 
 /*
  * XXX routine exported by posix_shm.c, but never used there, only used in
@@ -237,9 +244,11 @@ int pshm_mmap(struct proc *p, struct mmap_args *uap, user_addr_t *retval,
 		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_ */