X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/6d2010ae8f7a6078e10b361c6962983bab233e0f..c6bf4f310a33a9262d455ea4d3f0630b1255e3fe:/bsd/sys/fcntl.h diff --git a/bsd/sys/fcntl.h b/bsd/sys/fcntl.h index f6cbe9d5a..f0f301865 100644 --- a/bsd/sys/fcntl.h +++ b/bsd/sys/fcntl.h @@ -1,8 +1,8 @@ /* - * Copyright (c) 2000-2007 Apple Inc. All rights reserved. + * Copyright (c) 2000-2013 Apple Inc. All rights reserved. * * @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 @@ -11,10 +11,10 @@ * 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, @@ -22,7 +22,7 @@ * 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_OSREFERENCE_LICENSE_HEADER_END@ */ /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */ @@ -68,7 +68,7 @@ #ifndef _SYS_FCNTL_H_ -#define _SYS_FCNTL_H_ +#define _SYS_FCNTL_H_ /* * This file includes the definitions for open and fcntl @@ -82,25 +82,10 @@ #endif /* We should not be exporting size_t here. Temporary for gcc bootstrapping. */ -#ifndef _SIZE_T -#define _SIZE_T -typedef __darwin_size_t size_t; -#endif - -#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 _PID_T -typedef __darwin_pid_t pid_t; -#define _PID_T -#endif +#include +#include +#include +#include /* * File status flags: these are used by open(2), fcntl(2). @@ -110,10 +95,10 @@ typedef __darwin_pid_t pid_t; * Open/fcntl flags begin with O_; kernel-internal flags begin with F. */ /* open-only flags */ -#define O_RDONLY 0x0000 /* open for reading only */ -#define O_WRONLY 0x0001 /* open for writing only */ -#define O_RDWR 0x0002 /* open for reading and writing */ -#define O_ACCMODE 0x0003 /* mask for above modes */ +#define O_RDONLY 0x0000 /* open for reading only */ +#define O_WRONLY 0x0001 /* open for writing only */ +#define O_RDWR 0x0002 /* open for reading and writing */ +#define O_ACCMODE 0x0003 /* mask for above modes */ /* * Kernel encoding of open mode; separate read and write bits that are @@ -124,70 +109,114 @@ typedef __darwin_pid_t pid_t; * which was documented to use FREAD/FWRITE, continues to work. */ #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) -#define FREAD 0x0001 -#define FWRITE 0x0002 -#endif -#define O_NONBLOCK 0x0004 /* no delay */ -#define O_APPEND 0x0008 /* set append mode */ -#ifndef O_SYNC /* allow simultaneous inclusion of */ -#define O_SYNC 0x0080 /* synch I/O file integrity */ +#define FREAD 0x0001 +#define FWRITE 0x0002 #endif +#define O_NONBLOCK 0x0004 /* no delay */ +#define O_APPEND 0x0008 /* set append mode */ + +#include + #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) -#define O_SHLOCK 0x0010 /* open with shared file lock */ -#define O_EXLOCK 0x0020 /* open with exclusive file lock */ -#define O_ASYNC 0x0040 /* signal pgrp when data ready */ -#define O_FSYNC O_SYNC /* source compatibility: do not use */ +#define O_SHLOCK 0x0010 /* open with shared file lock */ +#define O_EXLOCK 0x0020 /* open with exclusive file lock */ +#define O_ASYNC 0x0040 /* signal pgrp when data ready */ +#define O_FSYNC O_SYNC /* source compatibility: do not use */ #define O_NOFOLLOW 0x0100 /* don't follow symlinks */ #endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */ -#define O_CREAT 0x0200 /* create if nonexistant */ -#define O_TRUNC 0x0400 /* truncate to zero length */ -#define O_EXCL 0x0800 /* error if already exists */ +#define O_CREAT 0x0200 /* create if nonexistant */ +#define O_TRUNC 0x0400 /* truncate to zero length */ +#define O_EXCL 0x0800 /* error if already exists */ #ifdef KERNEL -#define FMARK 0x1000 /* mark during gc() */ -#define FDEFER 0x2000 /* defer for next gc pass */ -#define FHASLOCK 0x4000 /* descriptor holds advisory lock */ +#define FMARK 0x1000 /* mark during gc() */ +#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 */ +#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL +#ifdef PRIVATE +#define AT_REMOVEDIR_DATALESS 0x0100 /* Remove a dataless directory without materializing first */ +#endif +#define AT_REALDEV 0x0200 /* Return real device inodes resides on for fstatat(2) */ +#define AT_FDONLY 0x0400 /* Use only the fd and Ignore the path for fstatat(2) */ +#endif +#endif + #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) -#define O_EVTONLY 0x8000 /* descriptor requested for event notifications only */ +#define O_EVTONLY 0x8000 /* descriptor requested for event notifications only */ #endif #ifdef KERNEL -#define FWASWRITTEN 0x10000 /* descriptor was written */ +#define FWASWRITTEN 0x10000 /* descriptor was written */ #endif -#define O_NOCTTY 0x20000 /* don't assign controlling terminal */ +#define O_NOCTTY 0x20000 /* don't assign controlling terminal */ #ifdef KERNEL -#define FNOCACHE 0x40000 /* fcntl(F_NOCACHE, 1) */ -#define FNORDAHEAD 0x80000 /* fcntl(F_RDAHEAD, 0) */ +#define FNOCACHE 0x40000 /* fcntl(F_NOCACHE, 1) */ +#define FNORDAHEAD 0x80000 /* fcntl(F_RDAHEAD, 0) */ #endif #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) -#define O_DIRECTORY 0x100000 -#define O_SYMLINK 0x200000 /* allow open of a symlink */ +#define O_DIRECTORY 0x100000 +#define O_SYMLINK 0x200000 /* allow open of a symlink */ #endif -#ifndef O_DSYNC /* allow simultaneous inclusion of */ -#define O_DSYNC 0x400000 /* synch I/O data integrity */ -#endif +#include #ifdef KERNEL -#define FNODIRECT 0x800000 /* fcntl(F_NODIRECT, 1) */ +#define FNODIRECT 0x800000 /* fcntl(F_NODIRECT, 1) */ #endif #if __DARWIN_C_LEVEL >= 200809L -#define O_CLOEXEC 0x1000000 /* implicitly set FD_CLOEXEC */ +#define O_CLOEXEC 0x1000000 /* implicitly set FD_CLOEXEC */ #endif +#ifdef KERNEL +#define FENCRYPTED 0x2000000 +#endif + +#ifdef KERNEL +#define FSINGLE_WRITER 0x4000000 /* fcntl(F_SINGLE_WRITER, 1) */ +#endif + +#ifdef KERNEL +#define O_CLOFORK 0x8000000 /* implicitly set FD_CLOFORK */ +#endif + +#ifdef KERNEL +#define FUNENCRYPTED 0x10000000 +#endif + +/* Data Protection Flags */ +#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) +#define O_DP_GETRAWENCRYPTED 0x0001 +#define O_DP_GETRAWUNENCRYPTED 0x0002 +#endif + + #ifdef KERNEL /* convert from open() flags to/from fflags; convert O_RD/WR to FREAD/FWRITE */ -#define FFLAGS(oflags) ((oflags) + 1) -#define OFLAGS(fflags) ((fflags) - 1) +#define FFLAGS(oflags) ((oflags) + 1) +#define OFLAGS(fflags) ((fflags) - 1) /* bits to save after open */ -#define FMASK (FREAD|FWRITE|FAPPEND|FASYNC|FFSYNC|FFDSYNC|FNONBLOCK) +#define FMASK (FREAD|FWRITE|FAPPEND|FASYNC|FFSYNC|FFDSYNC|FNONBLOCK) /* bits settable by fcntl(F_SETFL, ...) */ -#define FCNTLFLAGS (FAPPEND|FASYNC|FFSYNC|FFDSYNC|FNONBLOCK) +#define FCNTLFLAGS (FAPPEND|FASYNC|FFSYNC|FFDSYNC|FNONBLOCK) #endif /* @@ -196,13 +225,13 @@ typedef __darwin_pid_t pid_t; * and for backward compatibility for fcntl. */ #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) -#define FAPPEND O_APPEND /* kernel/compat */ -#define FASYNC O_ASYNC /* kernel/compat */ -#define FFSYNC O_FSYNC /* kernel */ -#define FFDSYNC O_DSYNC /* kernel */ -#define FNONBLOCK O_NONBLOCK /* kernel */ -#define FNDELAY O_NONBLOCK /* compat */ -#define O_NDELAY O_NONBLOCK /* compat */ +#define FAPPEND O_APPEND /* kernel/compat */ +#define FASYNC O_ASYNC /* kernel/compat */ +#define FFSYNC O_FSYNC /* kernel */ +#define FFDSYNC O_DSYNC /* kernel */ +#define FNONBLOCK O_NONBLOCK /* kernel */ +#define FNDELAY O_NONBLOCK /* compat */ +#define O_NDELAY O_NONBLOCK /* compat */ #endif /* @@ -210,8 +239,8 @@ typedef __darwin_pid_t pid_t; */ #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) -#define CPF_OVERWRITE 1 -#define CPF_IGNORE_MODE 2 +#define CPF_OVERWRITE 0x0001 +#define CPF_IGNORE_MODE 0x0002 #define CPF_MASK (CPF_OVERWRITE|CPF_IGNORE_MODE) #endif @@ -220,65 +249,135 @@ typedef __darwin_pid_t pid_t; */ /* command values */ -#define F_DUPFD 0 /* duplicate file descriptor */ -#define F_GETFD 1 /* get file descriptor flags */ -#define F_SETFD 2 /* set file descriptor flags */ -#define F_GETFL 3 /* get file status flags */ -#define F_SETFL 4 /* set file status flags */ -#define F_GETOWN 5 /* get SIGIO/SIGURG proc/pgrp */ -#define F_SETOWN 6 /* set SIGIO/SIGURG proc/pgrp */ -#define F_GETLK 7 /* get record locking information */ -#define F_SETLK 8 /* set record locking information */ -#define F_SETLKW 9 /* F_SETLK; wait if blocked */ +#define F_DUPFD 0 /* duplicate file descriptor */ +#define F_GETFD 1 /* get file descriptor flags */ +#define F_SETFD 2 /* set file descriptor flags */ +#define F_GETFL 3 /* get file status flags */ +#define F_SETFL 4 /* set file status flags */ +#define F_GETOWN 5 /* get SIGIO/SIGURG proc/pgrp */ +#define F_SETOWN 6 /* set SIGIO/SIGURG proc/pgrp */ +#define F_GETLK 7 /* get record locking information */ +#define F_SETLK 8 /* set record locking information */ +#define F_SETLKW 9 /* F_SETLK; wait if blocked */ +#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL +#define F_SETLKWTIMEOUT 10 /* F_SETLK; wait if blocked, return on timeout */ +#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */ #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) #define F_FLUSH_DATA 40 #define F_CHKCLEAN 41 /* Used for regression test */ -#define F_PREALLOCATE 42 /* Preallocate storage */ -#define F_SETSIZE 43 /* Truncate a file without zeroing space */ +#define F_PREALLOCATE 42 /* Preallocate storage */ +#define F_SETSIZE 43 /* Truncate a file without zeroing space */ #define F_RDADVISE 44 /* Issue an advisory read async with no copy to user */ #define F_RDAHEAD 45 /* turn read ahead off/on for this fd */ -#define F_READBOOTSTRAP 46 /* Read bootstrap from disk */ -#define F_WRITEBOOTSTRAP 47 /* Write bootstrap on disk */ +/* + * 46,47 used to be F_READBOOTSTRAP and F_WRITEBOOTSTRAP + */ #define F_NOCACHE 48 /* turn data caching off/on for this fd */ -#define F_LOG2PHYS 49 /* file offset to device offset */ +#define F_LOG2PHYS 49 /* file offset to device offset */ #define F_GETPATH 50 /* return the full path of the fd */ -#define F_FULLFSYNC 51 /* fsync + ask the drive to flush to the media */ +#define F_FULLFSYNC 51 /* fsync + ask the drive to flush to the media */ #define F_PATHPKG_CHECK 52 /* find which component (if any) is a package */ #define F_FREEZE_FS 53 /* "freeze" all fs operations */ #define F_THAW_FS 54 /* "thaw" all fs operations */ -#define F_GLOBAL_NOCACHE 55 /* turn data caching off/on (globally) for this file */ +#define F_GLOBAL_NOCACHE 55 /* turn data caching off/on (globally) for this file */ #ifdef PRIVATE -#define F_OPENFROM 56 /* SPI: open a file relative to fd (must be a dir) */ -#define F_UNLINKFROM 57 /* SPI: open a file relative to fd (must be a dir) */ -#define F_CHECK_OPENEVT 58 /* SPI: if a process is marked OPENEVT, or in O_EVTONLY on opens of this vnode */ +#define F_OPENFROM 56 /* SPI: open a file relative to fd (must be a dir) */ +#define F_UNLINKFROM 57 /* SPI: open a file relative to fd (must be a dir) */ +#define F_CHECK_OPENEVT 58 /* SPI: if a process is marked OPENEVT, or in O_EVTONLY on opens of this vnode */ #endif /* PRIVATE */ -#define F_ADDSIGS 59 /* add detached signatures */ +#define F_ADDSIGS 59 /* add detached signatures */ +#ifdef PRIVATE +/* Deprecated/Removed in 10.9 */ #define F_MARKDEPENDENCY 60 /* this process hosts the device supporting the fs backing this fd */ +#endif -#define F_ADDFILESIGS 61 /* add signature from same file (used by dyld for shared libs) */ +#define F_ADDFILESIGS 61 /* add signature from same file (used by dyld for shared libs) */ -#define F_NODIRECT 62 /* used in conjunction with F_NOCACHE to indicate that DIRECT, synchonous writes */ +#define F_NODIRECT 62 /* used in conjunction with F_NOCACHE to indicate that DIRECT, synchonous writes */ /* should not be used (i.e. its ok to temporaily create cached pages) */ -#define F_GETPROTECTIONCLASS 63 /* Get the protection class of a file from the EA, returns int */ -#define F_SETPROTECTIONCLASS 64 /* Set the protection class of a file for the EA, requires int */ +#define F_GETPROTECTIONCLASS 63 /* Get the protection class of a file from the EA, returns int */ +#define F_SETPROTECTIONCLASS 64 /* Set the protection class of a file for the EA, requires int */ + +#define F_LOG2PHYS_EXT 65 /* file offset to device offset, extended */ + +#define F_GETLKPID 66 /* get record locking information, per-process */ + +/* See F_DUPFD_CLOEXEC below for 67 */ + +#ifdef PRIVATE +#define F_SETSTATICCONTENT 68 /* + * indicate to the filesystem/storage driver that the content to be + * written is usually static. a nonzero value enables it, 0 disables it. + */ +#define F_MOVEDATAEXTENTS 69 /* Swap only the data associated with two files */ +#endif + +#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 */ + +#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 */ + +#define F_TRANSCODEKEY 75 /* For some cases, we need to rewrap the key for AKS/MKB */ -#define F_LOG2PHYS_EXT 65 /* file offset to device offset, extended */ +#define F_SINGLE_WRITER 76 /* file being written to a by single writer... if throttling enabled, writes */ + /* may be broken into smaller chunks with throttling in between */ -#define F_GETLKPID 66 /* get record locking information, per-process */ +#define F_GETPROTECTIONLEVEL 77 /* Get the protection version number for this filesystem */ + +#define F_FINDSIGS 78 /* Add detached code signatures (used by dyld for shared libs) */ + +#ifdef PRIVATE +#define F_GETDEFAULTPROTLEVEL 79 /* Get the default protection level for the filesystem */ +#define F_MAKECOMPRESSED 80 /* Make the file compressed; truncate & toggle BSD bits */ +#define F_SET_GREEDY_MODE 81 /* + * indicate to the filesystem/storage driver that the content to be + * 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 + +#define F_ADDFILESIGS_FOR_DYLD_SIM 83 /* Add signature from same file, only if it is signed by Apple (used by dyld for simulator) */ #ifdef PRIVATE -#define F_MOVEDATAEXTENTS 69 /* Swap only the data associated with two files */ +#define F_RECYCLE 84 /* Recycle vnode; debug/development builds only */ #endif -#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 */ +#define F_BARRIERFSYNC 85 /* fsync + issue barrier to drive */ + +#ifdef PRIVATE +#define F_OFD_SETLK 90 /* Acquire or release open file description lock */ +#define F_OFD_SETLKW 91 /* (as F_OFD_SETLK but blocking if conflicting lock) */ +#define F_OFD_GETLK 92 /* Examine OFD lock */ -#define F_SETNOSIGPIPE 73 /* No SIGPIPE generated on EPIPE */ -#define F_GETNOSIGPIPE 74 /* Status of SIGPIPE for this fd */ +#define F_OFD_SETLKWTIMEOUT 93 /* (as F_OFD_SETLKW but return if timeout) */ +#define F_OFD_GETLKPID 94 /* get record locking information */ + +#define F_SETCONFINED 95 /* "confine" OFD to process */ +#define F_GETCONFINED 96 /* is-fd-confined? */ +#endif + +#define F_ADDFILESIGS_RETURN 97 /* Add signature from same file, return end offset in structure on success */ +#define F_CHECK_LV 98 /* Check if Library Validation allows this Mach-O file to be mapped into the calling process */ + +#define F_PUNCHHOLE 99 /* Deallocate a range of the file */ + +#define F_TRIM_ACTIVE_FILE 100 /* Trim an active file */ + +#define F_SPECULATIVE_READ 101 /* Synchronous advisory read fcntl for regular and compressed file */ + +#define F_GETPATH_NOFIRMLINK 102 /* return the full path without firmlinks of the fd */ // FS-specific fcntl()'s numbers begin at 0x00010000 and go up #define FCNTL_FS_SPECIFIC_BASE 0x00010000 @@ -286,92 +385,60 @@ typedef __darwin_pid_t pid_t; #endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */ #if __DARWIN_C_LEVEL >= 200809L -#define F_DUPFD_CLOEXEC 67 /* mark the dup with FD_CLOEXEC */ +#define F_DUPFD_CLOEXEC 67 /* mark the dup with FD_CLOEXEC */ #endif /* file descriptor flags (F_GETFD, F_SETFD) */ -#define FD_CLOEXEC 1 /* close-on-exec flag */ +#define FD_CLOEXEC 1 /* close-on-exec flag */ +#if PRIVATE +#define FD_CLOFORK 2 /* close-on-fork flag */ +#endif /* record locking flags (F_GETLK, F_SETLK, F_SETLKW) */ -#define F_RDLCK 1 /* shared or read lock */ -#define F_UNLCK 2 /* unlock */ -#define F_WRLCK 3 /* exclusive or write lock */ +#define F_RDLCK 1 /* shared or read lock */ +#define F_UNLCK 2 /* unlock */ +#define F_WRLCK 3 /* exclusive or write lock */ #ifdef KERNEL -#define F_WAIT 0x010 /* Wait until lock is granted */ -#define F_FLOCK 0x020 /* Use flock(2) semantics for lock */ -#define F_POSIX 0x040 /* Use POSIX semantics for lock */ -#define F_PROV 0x080 /* Non-coelesced provisional lock */ +#define F_WAIT 0x010 /* Wait until lock is granted */ +#define F_FLOCK 0x020 /* Use flock(2) semantics for lock */ +#define F_POSIX 0x040 /* Use POSIX semantics for lock */ +#define F_PROV 0x080 /* Non-coalesced provisional lock */ #define F_WAKE1_SAFE 0x100 /* its safe to only wake one waiter */ +#define F_ABORT 0x200 /* lock attempt aborted (force umount) */ +#define F_OFD_LOCK 0x400 /* Use "OFD" semantics for lock */ +#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 */ -#ifndef SEEK_SET -#define SEEK_SET 0 /* set file offset to offset */ -#define SEEK_CUR 1 /* set file offset to current plus offset */ -#define SEEK_END 2 /* set file offset to EOF plus offset */ -#endif /* !SEEK_SET */ +#include /* * [XSI] The symbolic names for file modes for use as values of mode_t * shall be defined as described in */ -#ifndef S_IFMT -/* File type */ -#define S_IFMT 0170000 /* [XSI] type of file mask */ -#define S_IFIFO 0010000 /* [XSI] named pipe (fifo) */ -#define S_IFCHR 0020000 /* [XSI] character special */ -#define S_IFDIR 0040000 /* [XSI] directory */ -#define S_IFBLK 0060000 /* [XSI] block special */ -#define S_IFREG 0100000 /* [XSI] regular */ -#define S_IFLNK 0120000 /* [XSI] symbolic link */ -#define S_IFSOCK 0140000 /* [XSI] socket */ -#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) -#define S_IFWHT 0160000 /* OBSOLETE: whiteout */ -#endif - -/* File mode */ -/* Read, write, execute/search by owner */ -#define S_IRWXU 0000700 /* [XSI] RWX mask for owner */ -#define S_IRUSR 0000400 /* [XSI] R for owner */ -#define S_IWUSR 0000200 /* [XSI] W for owner */ -#define S_IXUSR 0000100 /* [XSI] X for owner */ -/* Read, write, execute/search by group */ -#define S_IRWXG 0000070 /* [XSI] RWX mask for group */ -#define S_IRGRP 0000040 /* [XSI] R for group */ -#define S_IWGRP 0000020 /* [XSI] W for group */ -#define S_IXGRP 0000010 /* [XSI] X for group */ -/* Read, write, execute/search by others */ -#define S_IRWXO 0000007 /* [XSI] RWX mask for other */ -#define S_IROTH 0000004 /* [XSI] R for other */ -#define S_IWOTH 0000002 /* [XSI] W for other */ -#define S_IXOTH 0000001 /* [XSI] X for other */ - -#define S_ISUID 0004000 /* [XSI] set user id on execution */ -#define S_ISGID 0002000 /* [XSI] set group id on execution */ -#define S_ISVTX 0001000 /* [XSI] directory restrcted delete */ - -#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) -#define S_ISTXT S_ISVTX /* sticky bit: not supported */ -#define S_IREAD S_IRUSR /* backward compatability */ -#define S_IWRITE S_IWUSR /* backward compatability */ -#define S_IEXEC S_IXUSR /* backward compatability */ -#endif -#endif /* !S_IFMT */ +#include #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) /* allocate flags (F_PREALLOCATE) */ #define F_ALLOCATECONTIG 0x00000002 /* allocate contigious space */ -#define F_ALLOCATEALL 0x00000004 /* allocate all requested space or no space at all */ +#define F_ALLOCATEALL 0x00000004 /* allocate all requested space or no space at all */ /* Position Modes (fst_posmode) for F_PREALLOCATE */ -#define F_PEOFPOSMODE 3 /* Make it past all of the SEEK pos modes so that */ - /* we can keep them in sync should we desire */ -#define F_VOLPOSMODE 4 /* specify volume starting postion */ +#define F_PEOFPOSMODE 3 /* Make it past all of the SEEK pos modes so that */ + /* we can keep them in sync should we desire */ +#define F_VOLPOSMODE 4 /* specify volume starting postion */ #endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */ /* @@ -379,13 +446,25 @@ typedef __darwin_pid_t pid_t; * information passed to system by user */ struct flock { - off_t l_start; /* starting offset */ - off_t l_len; /* len = 0 means until end of file */ - pid_t l_pid; /* lock owner */ - short l_type; /* lock type: read/write, etc. */ - short l_whence; /* type of l_start */ + off_t l_start; /* starting offset */ + off_t l_len; /* len = 0 means until end of file */ + pid_t l_pid; /* lock owner */ + short l_type; /* lock type: read/write, etc. */ + short l_whence; /* type of l_start */ }; +#include + +#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL +/* + * Advisory file segment locking with time out - + * Information passed to system by user for F_SETLKWTIMEOUT + */ +struct flocktimeout { + struct flock fl; /* flock passed for file locking */ + struct timespec timeout; /* timespec struct for timeout */ +}; +#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */ #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) /* @@ -398,14 +477,59 @@ struct flock { #endif /* KERNEL */ struct radvisory { - off_t ra_offset; - int ra_count; + off_t ra_offset; + int ra_count; }; #ifdef KERNEL #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. @@ -413,71 +537,130 @@ struct radvisory { * doesn't require mapping of the file in order to load the signature. */ typedef struct fsignatures { - off_t fs_file_start; - void *fs_blob_start; - size_t fs_blob_size; + off_t fs_file_start; + void *fs_blob_start; + size_t fs_blob_size; } fsignatures_t; #ifdef KERNEL -/* LP64 version of fsignatures. all pointers +/* LP64 version of fsignatures. all pointers * grow when we're dealing with a 64-bit process. * WARNING - keep in sync with fsignatures */ typedef struct user32_fsignatures { - off_t fs_file_start; - user32_addr_t fs_blob_start; - user32_size_t fs_blob_size; + off_t fs_file_start; + user32_addr_t fs_blob_start; + user32_size_t fs_blob_size; } user32_fsignatures_t; typedef struct user_fsignatures { - off_t fs_file_start; /* offset of Mach-O image in FAT file */ - user_addr_t fs_blob_start; /* F_ADDSIGS: mem address of signature*/ - /* F_ADDFILESIGS: offset of signature */ - /* in Mach-O image */ - user_size_t fs_blob_size; /* size of signature blob */ + off_t fs_file_start; /* offset of Mach-O image in FAT file */ + user_addr_t fs_blob_start; /* F_ADDSIGS: mem address of signature*/ + /* F_ADDFILESIGS: offset of signature */ + /* in Mach-O image */ + user_size_t fs_blob_size; /* size of signature blob */ } user_fsignatures_t; #endif /* KERNEL */ +/* + * DYLD needs to check if the object is allowed to be combined + * into the main binary. This is done between the code signature + * is loaded and dyld is doing all the work to process the LOAD commands. + * + * While this could be done in F_ADDFILESIGS.* family the hook into + * the MAC module doesn't say no when LV isn't enabled and then that + * is cached on the vnode, and the MAC module never gets change once + * a process that library validation enabled. + */ +typedef struct fchecklv { + off_t lv_file_start; + size_t lv_error_message_size; + void *lv_error_message; +} fchecklv_t; + +#ifdef KERNEL +/* LP64 version of fchecklv. all pointers + * grow when we're dealing with a 64-bit process. + * WARNING - keep in sync with fsignatures + */ + +typedef struct user32_fchecklv { + user32_off_t lv_file_start; + user32_size_t lv_error_message_size; + user32_addr_t lv_error_message; +} user32_fchecklv_t; + +typedef struct user_fchecklv { + off_t lv_file_start; + user_size_t lv_error_message_size; + user_addr_t lv_error_message; +} user_fchecklv_t; + +#endif /* KERNEL */ + + /* lock operations for flock(2) */ -#define LOCK_SH 0x01 /* shared file lock */ -#define LOCK_EX 0x02 /* exclusive file lock */ -#define LOCK_NB 0x04 /* don't block when locking */ -#define LOCK_UN 0x08 /* unlock file */ +#define LOCK_SH 0x01 /* shared file lock */ +#define LOCK_EX 0x02 /* exclusive file lock */ +#define LOCK_NB 0x04 /* don't block when locking */ +#define LOCK_UN 0x08 /* unlock file */ -/* fstore_t type used by F_DEALLOCATE and F_PREALLOCATE commands */ +/* fstore_t type used by F_PREALLOCATE command */ typedef struct fstore { - unsigned int fst_flags; /* IN: flags word */ - int fst_posmode; /* IN: indicates use of offset field */ - off_t fst_offset; /* IN: start of the region */ - off_t fst_length; /* IN: size of the region */ - off_t fst_bytesalloc; /* OUT: number of bytes allocated */ + unsigned int fst_flags; /* IN: flags word */ + int fst_posmode; /* IN: indicates use of offset field */ + off_t fst_offset; /* IN: start of the region */ + off_t fst_length; /* IN: size of the region */ + off_t fst_bytesalloc; /* OUT: number of bytes allocated */ } fstore_t; +/* fpunchhole_t used by F_PUNCHHOLE */ +typedef struct fpunchhole { + unsigned int fp_flags; /* unused */ + unsigned int reserved; /* (to maintain 8-byte alignment) */ + off_t fp_offset; /* IN: start of the region */ + off_t fp_length; /* IN: size of the region */ +} fpunchhole_t; + +/* factive_file_trim_t used by F_TRIM_ACTIVE_FILE */ +typedef struct ftrimactivefile { + off_t fta_offset; /* IN: start of the region */ + off_t fta_length; /* IN: size of the region */ +} ftrimactivefile_t; + +/* fspecread_t used by F_SPECULATIVE_READ */ +typedef struct fspecread { + unsigned int fsr_flags; /* IN: flags word */ + unsigned int reserved; /* to maintain 8-byte alignment */ + off_t fsr_offset; /* IN: start of the region */ + off_t fsr_length; /* IN: size of the region */ +} fspecread_t; + /* fbootstraptransfer_t used by F_READBOOTSTRAP and F_WRITEBOOTSTRAP commands */ typedef struct fbootstraptransfer { - off_t fbt_offset; /* IN: offset to start read/write */ - size_t fbt_length; /* IN: number of bytes to transfer */ - void *fbt_buffer; /* IN: buffer to be read/written */ + off_t fbt_offset; /* IN: offset to start read/write */ + size_t fbt_length; /* IN: number of bytes to transfer */ + void *fbt_buffer; /* IN: buffer to be read/written */ } fbootstraptransfer_t; #ifdef KERNEL -/* LP64 version of fbootstraptransfer. all pointers +/* LP64 version of fbootstraptransfer. all pointers * grow when we're dealing with a 64-bit process. * WARNING - keep in sync with fbootstraptransfer */ typedef struct user32_fbootstraptransfer { - off_t fbt_offset; /* IN: offset to start read/write */ - user32_size_t fbt_length; /* IN: number of bytes to transfer */ - user32_addr_t fbt_buffer; /* IN: buffer to be read/written */ + off_t fbt_offset; /* IN: offset to start read/write */ + user32_size_t fbt_length; /* IN: number of bytes to transfer */ + user32_addr_t fbt_buffer; /* IN: buffer to be read/written */ } user32_fbootstraptransfer_t; typedef struct user_fbootstraptransfer { - off_t fbt_offset; /* IN: offset to start read/write */ - user_size_t fbt_length; /* IN: number of bytes to transfer */ - user_addr_t fbt_buffer; /* IN: buffer to be read/written */ + off_t fbt_offset; /* IN: offset to start read/write */ + user_size_t fbt_length; /* IN: number of bytes to transfer */ + user_addr_t fbt_buffer; /* IN: buffer to be read/written */ } user_fbootstraptransfer_t; #endif // KERNEL @@ -488,7 +671,7 @@ typedef struct user_fbootstraptransfer { * result - the disk device address corresponding to the * current file offset (likely set with an lseek). * - * The flags could hold an indication of whether the # of + * The flags could hold an indication of whether the # of * contiguous bytes reflects the true extent length on disk, * or is an advisory value that indicates there is at least that * many bytes contiguous. For some filesystems it might be too @@ -506,47 +689,47 @@ typedef struct user_fbootstraptransfer { #pragma pack(4) struct log2phys { - unsigned int l2p_flags; /* unused so far */ - off_t l2p_contigbytes; /* F_LOG2PHYS: unused so far */ - /* F_LOG2PHYS_EXT: IN: number of bytes to be queried */ - /* OUT: number of contiguous bytes at this position */ - off_t l2p_devoffset; /* F_LOG2PHYS: OUT: bytes into device */ - /* F_LOG2PHYS_EXT: IN: bytes into file */ - /* OUT: bytes into device */ + unsigned int l2p_flags; /* unused so far */ + off_t l2p_contigbytes; /* F_LOG2PHYS: unused so far */ + /* F_LOG2PHYS_EXT: IN: number of bytes to be queried */ + /* OUT: number of contiguous bytes at this position */ + off_t l2p_devoffset; /* F_LOG2PHYS: OUT: bytes into device */ + /* F_LOG2PHYS_EXT: IN: bytes into file */ + /* OUT: bytes into device */ }; #pragma pack() -#define O_POPUP 0x80000000 /* force window to popup on open */ -#define O_ALERT 0x20000000 /* small, clean popup window */ +#define O_POPUP 0x80000000 /* force window to popup on open */ +#define O_ALERT 0x20000000 /* small, clean popup window */ #ifdef PRIVATE /* * SPI: Argument data for F_OPENFROM */ struct fopenfrom { - unsigned int o_flags; /* same as open(2) */ - mode_t o_mode; /* same as open(2) */ - char * o_pathname; /* relative pathname */ + unsigned int o_flags; /* same as open(2) */ + mode_t o_mode; /* same as open(2) */ + char * o_pathname; /* relative pathname */ }; #ifdef KERNEL /* - * LP64 version of fopenfrom. Memory pointers + * LP64 version of fopenfrom. Memory pointers * grow when we're dealing with a 64-bit process. * * WARNING - keep in sync with fopenfrom (above) */ struct user32_fopenfrom { - unsigned int o_flags; - mode_t o_mode; - user32_addr_t o_pathname; + unsigned int o_flags; + mode_t o_mode; + user32_addr_t o_pathname; }; struct user_fopenfrom { - unsigned int o_flags; - mode_t o_mode; - user_addr_t o_pathname; + unsigned int o_flags; + mode_t o_mode; + user_addr_t o_pathname; }; #endif /* KERNEL */ @@ -557,11 +740,9 @@ struct user_fopenfrom { #ifndef KERNEL #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) -#ifndef _FILESEC_T -struct _filesec; -typedef struct _filesec *filesec_t; -#define _FILESEC_T -#endif + +#include + typedef enum { FILESEC_OWNER = 1, FILESEC_GROUP = 2, @@ -580,9 +761,12 @@ typedef enum { #endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */ __BEGIN_DECLS -int open(const char *, int, ...) __DARWIN_ALIAS_C(open); -int creat(const char *, mode_t) __DARWIN_ALIAS_C(creat); -int fcntl(int, int, ...) __DARWIN_ALIAS_C(fcntl); +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) #ifdef PRIVATE @@ -602,17 +786,22 @@ typedef __darwin_mach_port_t fileport_t; int fileport_makeport(int, fileport_t*); int fileport_makefd(fileport_t); #endif /* PRIVATE */ -int openx_np(const char *, int, filesec_t); -int flock(int, int); +int openx_np(const char *, int, filesec_t); +/* + * 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); filesec_t filesec_dup(filesec_t); -void filesec_free(filesec_t); -int filesec_get_property(filesec_t, filesec_property_t, void *); -int filesec_query_property(filesec_t, filesec_property_t, int *); -int filesec_set_property(filesec_t, filesec_property_t, const void *); -int filesec_unset_property(filesec_t, filesec_property_t) __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_2); -#define _FILESEC_UNSET_PROPERTY ((void *)0) -#define _FILESEC_REMOVE_ACL ((void *)1) +void filesec_free(filesec_t); +int filesec_get_property(filesec_t, filesec_property_t, void *); +int filesec_query_property(filesec_t, filesec_property_t, int *); +int filesec_set_property(filesec_t, filesec_property_t, const void *); +int filesec_unset_property(filesec_t, filesec_property_t) __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_2); +#define _FILESEC_UNSET_PROPERTY ((void *)0) +#define _FILESEC_REMOVE_ACL ((void *)1) #endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */ __END_DECLS #endif