xnu-2782.20.48.tar.gz

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

diff --git a/bsd/sys/fcntl.h b/bsd/sys/fcntl.h
index 22d4eb8eac5f5be71956f95647a7ea6399ed9f7f..4c80591ff35e69d08e7d319864bf481cb053706b 100644 (file)
--- a/bsd/sys/fcntl.h
+++ b/bsd/sys/fcntl.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
+ * Copyright (c) 2000-2013 Apple Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
@@ -132,6 +132,22 @@
 #define        FDEFER          0x2000          /* defer for next gc pass */
 #define        FHASLOCK        0x4000          /* descriptor holds advisory lock */
 #endif
+
+#if __DARWIN_C_LEVEL >= 200809L 
+/*
+ * Descriptor value for the current working directory
+ */
+#define AT_FDCWD       -2
+
+/*
+ * Flags for the at functions
+ */
+#define AT_EACCESS             0x0010  /* Use effective ids in access check */
+#define AT_SYMLINK_NOFOLLOW    0x0020  /* Act on the symlink itself not the target */
+#define AT_SYMLINK_FOLLOW      0x0040  /* Act on target of symlink */
+#define AT_REMOVEDIR           0x0080  /* Path refers to directory */
+#endif
+
 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 #define        O_EVTONLY       0x8000          /* descriptor requested for event notifications only */
 #endif
@@ -291,7 +307,7 @@
 #define F_SETBACKINGSTORE      70      /* Mark the file as being the backing store for another filesystem */
 #define F_GETPATH_MTMINFO      71      /* return the full path of the FD, but error in specific mtmd circumstances */
 
-/* 72 is free.  It used to be F_GETENCRYPTEDDATA, which is now removed. */
+#define F_GETCODEDIR           72      /* Returns the code directory, with associated hashes, to the caller */
 
 #define F_SETNOSIGPIPE         73      /* No SIGPIPE generated on EPIPE */
 #define F_GETNOSIGPIPE         74      /* Status of SIGPIPE for this fd */
@@ -313,6 +329,11 @@
                                        * written should be written in greedy mode for additional speed at
                                        * the cost of storage efficiency. A nonzero value enables it, 0 disables it.
                                        */
+
+#define F_SETIOTYPE            82  /* 
+                                                        * Use parameters to describe content being written to the FD. See
+                                                        * flag definitions below for argument bits.
+                                                        */
 #endif
 
 
@@ -344,6 +365,14 @@
 #define        F_ABORT         0x200           /* lock attempt aborted (force umount) */
 #endif
 
+#if PRIVATE
+/* 
+ * ISOCHRONOUS attempts to sustain a minimum platform-dependent throughput 
+ * for the duration of the I/O delivered to the driver.
+ */
+#define F_IOTYPE_ISOCHRONOUS 0x0001 
+#endif
+
 /*
  * [XSI] The values used for l_whence shall be defined as described
  * in <unistd.h>
@@ -413,6 +442,51 @@ struct radvisory {
 #pragma pack()
 #endif /* KERNEL */
 
+#ifndef        KERNEL
+/** Information the user passes in to get the codeblobs out of the kernel */
+typedef struct fcodeblobs {
+       void            *f_cd_hash;
+       size_t          f_hash_size;
+       void            *f_cd_buffer;
+       size_t          f_cd_size;
+       unsigned int    *f_out_size;
+       int             f_arch;
+       int             __padding;
+} fcodeblobs_t;
+#endif /* KERNEL */
+
+#ifdef KERNEL
+typedef struct user32_fcodeblobs {
+       user32_addr_t   f_cd_hash;
+       user32_size_t   f_hash_size;
+       user32_addr_t   f_cd_buffer;
+       user32_size_t   f_cd_size;
+       user32_addr_t   f_out_size;
+       int             f_arch;
+} user32_fcodeblobs_t;
+
+/* LP64 version of fcodeblobs */
+typedef struct user64_fcodeblobs {
+       user64_addr_t   f_cd_hash;
+       user64_size_t   f_hash_size;
+       user64_addr_t   f_cd_buffer;
+       user64_size_t   f_cd_size;
+       user64_addr_t   f_out_size;
+       int             f_arch;
+       int             __padding;
+} user64_fcodeblobs_t;
+
+/* kernel version of fcodeblobs */
+typedef struct user_fcodeblobs {
+       user_addr_t     f_cd_hash;
+       user_size_t     f_hash_size;
+       user_addr_t     f_cd_buffer;
+       user_size_t     f_cd_size;
+       user_addr_t     f_out_size;
+       int             f_arch;
+} user_fcodeblobs_t;
+#endif /* KERNEL */
+
 /*
  * detached code signatures data type -
  * information passed by user to system used by F_ADDSIGS and F_ADDFILESIGS.
@@ -586,6 +660,9 @@ typedef enum {
 
 __BEGIN_DECLS
 int    open(const char *, int, ...) __DARWIN_ALIAS_C(open);
+#if __DARWIN_C_LEVEL >= 200809L
+int    openat(int, const char *, int, ...) __DARWIN_NOCANCEL(openat) __OSX_AVAILABLE_STARTING(__MAC_10_10, __IPHONE_8_0);
+#endif
 int    creat(const char *, mode_t) __DARWIN_ALIAS_C(creat);
 int    fcntl(int, int, ...) __DARWIN_ALIAS_C(fcntl);
 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
@@ -608,7 +685,10 @@ int     fileport_makeport(int, fileport_t*);
 int     fileport_makefd(fileport_t);
 #endif /* PRIVATE */
 int    openx_np(const char *, int, filesec_t);
-/* data-protected non-portable open(2) */
+/* 
+ * data-protected non-portable open(2) :
+ int open_dprotected_np(user_addr_t path, int flags, int class, int dpflags, int mode)
+ */ 
 int open_dprotected_np ( const char *, int, int, int, ...);
 int    flock(int, int);
 filesec_t filesec_init(void);