X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/d7e50217d7adf6e52786a38bcaa4cd698cb9a79e..c0fea4742e91338fffdcf79f86a7c1d5e2b97eb1:/bsd/sys/attr.h diff --git a/bsd/sys/attr.h b/bsd/sys/attr.h index a4b0b3dae..e2b97fb67 100644 --- a/bsd/sys/attr.h +++ b/bsd/sys/attr.h @@ -1,24 +1,21 @@ /* - * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * - * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved. + * 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. 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 + * This 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. + * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the + * License for the specific language governing rights and limitations + * under the License. * * @APPLE_LICENSE_HEADER_END@ */ @@ -35,21 +32,21 @@ #include #ifdef __APPLE_API_UNSTABLE -#ifndef _SYS_TYPES_H_ #include -#endif -#ifndef _SYS_UCRED_H #include -#endif -#ifndef _SYS_MOUNT_H_ -#include -#endif -#ifndef _SYS_TIME_H_ #include -#endif +#include #define FSOPT_NOFOLLOW 0x00000001 -#define FSOPT_NOINMEMUPDATE 0x00000002 +#define FSOPT_NOINMEMUPDATE 0x00000002 +#define FSOPT_REPORT_FULLSIZE 0x00000004 + +/* we currently aren't anywhere near this amount for a valid + * fssearchblock.sizeofsearchparams1 or fssearchblock.sizeofsearchparams2 + * but we put a sanity check in to avoid abuse of the value passed in from + * user land. + */ +#define SEARCHFS_MAX_SEARCHPARMS 4096 typedef u_int32_t text_encoding_t; @@ -88,8 +85,8 @@ typedef struct attribute_set { } attribute_set_t; typedef struct attrreference { - long attr_dataoffset; - size_t attr_length; + int32_t attr_dataoffset; + u_int32_t attr_length; } attrreference_t; /* XXX PPD This is derived from HFSVolumePriv.h and should perhaps be referenced from there? */ @@ -113,29 +110,155 @@ typedef struct vol_capabilities_attr { vol_capabilities_set_t valid; } vol_capabilities_attr_t; -#define VOL_CAP_FMT_PERSISTENTOBJECTIDS 0x00000001 -#define VOL_CAP_FMT_SYMBOLICLINKS 0x00000002 -#define VOL_CAP_FMT_HARDLINKS 0x00000004 +/* + * XXX this value needs to be raised - 3893388 + */ +#define ATTR_MAX_BUFFER 8192 -#define VOL_CAP_INT_SEARCHFS 0x00000001 -#define VOL_CAP_INT_ATTRLIST 0x00000002 -#define VOL_CAP_INT_NFSEXPORT 0x00000004 -#define VOL_CAP_INT_READDIRATTR 0x00000008 +/* + * VOL_CAP_FMT_PERSISTENTOBJECTIDS: When set, the volume has object IDs + * that are persistent (retain their values even when the volume is + * unmounted and remounted), and a file or directory can be looked up + * by ID. Volumes that support VolFS and can support Carbon File ID + * references should set this bit. + * + * VOL_CAP_FMT_SYMBOLICLINKS: When set, the volume supports symbolic + * links. The symlink(), readlink(), and lstat() calls all use this + * symbolic link. + * + * VOL_CAP_FMT_HARDLINKS: When set, the volume supports hard links. + * The link() call creates hard links. + * + * VOL_CAP_FMT_JOURNAL: When set, the volume is capable of supporting + * a journal used to speed recovery in case of unplanned shutdown + * (such as a power outage or crash). This bit does not necessarily + * mean the volume is actively using a journal for recovery. + * + * VOL_CAP_FMT_JOURNAL_ACTIVE: When set, the volume is currently using + * a journal for use in speeding recovery after an unplanned shutdown. + * This bit can be set only if VOL_CAP_FMT_JOURNAL is also set. + * + * VOL_CAP_FMT_NO_ROOT_TIMES: When set, the volume format does not + * store reliable times for the root directory, so you should not + * depend on them to detect changes, etc. + * + * VOL_CAP_FMT_SPARSE_FILES: When set, the volume supports sparse files. + * That is, files which can have "holes" that have never been written + * to, and are not allocated on disk. Sparse files may have an + * allocated size that is less than the file's logical length. + * + * VOL_CAP_FMT_ZERO_RUNS: For security reasons, parts of a file (runs) + * that have never been written to must appear to contain zeroes. When + * this bit is set, the volume keeps track of allocated but unwritten + * runs of a file so that it can substitute zeroes without actually + * writing zeroes to the media. This provides performance similar to + * sparse files, but not the space savings. + * + * VOL_CAP_FMT_CASE_SENSITIVE: When set, file and directory names are + * case sensitive (upper and lower case are different). When clear, + * an upper case character is equivalent to a lower case character, + * and you can't have two names that differ solely in the case of + * the characters. + * + * VOL_CAP_FMT_CASE_PRESERVING: When set, file and directory names + * preserve the difference between upper and lower case. If clear, + * the volume may change the case of some characters (typically + * making them all upper or all lower case). A volume that sets + * VOL_CAP_FMT_CASE_SENSITIVE should also set VOL_CAP_FMT_CASE_PRESERVING. + * + * VOL_CAP_FMT_FAST_STATFS: This bit is used as a hint to upper layers + * (especially Carbon) that statfs() is fast enough that its results + * need not be cached by those upper layers. A volume that caches + * the statfs information in its in-memory structures should set this bit. + * A volume that must always read from disk or always perform a network + * transaction should not set this bit. + * + * VOL_CAP_FMT_2TB_FILESIZE: When set, the volume format supports file + * size upto 2TB. This bit does not necessarily mean that the file + * system does not support file size more than 2TB. This bit does + * not mean that the currently available space on the volume is 2TB. + */ +#define VOL_CAP_FMT_PERSISTENTOBJECTIDS 0x00000001 +#define VOL_CAP_FMT_SYMBOLICLINKS 0x00000002 +#define VOL_CAP_FMT_HARDLINKS 0x00000004 +#define VOL_CAP_FMT_JOURNAL 0x00000008 +#define VOL_CAP_FMT_JOURNAL_ACTIVE 0x00000010 +#define VOL_CAP_FMT_NO_ROOT_TIMES 0x00000020 +#define VOL_CAP_FMT_SPARSE_FILES 0x00000040 +#define VOL_CAP_FMT_ZERO_RUNS 0x00000080 +#define VOL_CAP_FMT_CASE_SENSITIVE 0x00000100 +#define VOL_CAP_FMT_CASE_PRESERVING 0x00000200 +#define VOL_CAP_FMT_FAST_STATFS 0x00000400 +#define VOL_CAP_FMT_2TB_FILESIZE 0x00000800 + + +/* + * VOL_CAP_INT_SEARCHFS: When set, the volume implements the + * searchfs() system call (the vnop_searchfs vnode operation). + * + * VOL_CAP_INT_ATTRLIST: When set, the volume implements the + * getattrlist() and setattrlist() system calls (vnop_getattrlist + * and vnop_setattrlist vnode operations) for the volume, files, + * and directories. The volume may or may not implement the + * readdirattr() system call. XXX Is there any minimum set + * of attributes that should be supported? To determine the + * set of supported attributes, get the ATTR_VOL_ATTRIBUTES + * attribute of the volume. + * + * VOL_CAP_INT_NFSEXPORT: When set, the volume implements exporting + * of NFS volumes. + * + * VOL_CAP_INT_READDIRATTR: When set, the volume implements the + * readdirattr() system call (vnop_readdirattr vnode operation). + * + * VOL_CAP_INT_EXCHANGEDATA: When set, the volume implements the + * exchangedata() system call (VNOP_EXCHANGE vnode operation). + * + * VOL_CAP_INT_COPYFILE: When set, the volume implements the + * VOP_COPYFILE vnode operation. (XXX There should be a copyfile() + * system call in .) + * + * VOL_CAP_INT_ALLOCATE: When set, the volume implements the + * VNOP_ALLOCATE vnode operation, which means it implements the + * F_PREALLOCATE selector of fcntl(2). + * + * VOL_CAP_INT_VOL_RENAME: When set, the volume implements the + * ATTR_VOL_NAME attribute for both getattrlist() and setattrlist(). + * The volume can be renamed by setting ATTR_VOL_NAME with setattrlist(). + * + * VOL_CAP_INT_ADVLOCK: When set, the volume implements POSIX style + * byte range locks via vnop_advlock (accessible from fcntl(2)). + * + * VOL_CAP_INT_FLOCK: When set, the volume implements whole-file flock(2) + * style locks via vnop_advlock. This includes the O_EXLOCK and O_SHLOCK + * flags of the open(2) call. + * + */ +#define VOL_CAP_INT_SEARCHFS 0x00000001 +#define VOL_CAP_INT_ATTRLIST 0x00000002 +#define VOL_CAP_INT_NFSEXPORT 0x00000004 +#define VOL_CAP_INT_READDIRATTR 0x00000008 +#define VOL_CAP_INT_EXCHANGEDATA 0x00000010 +#define VOL_CAP_INT_COPYFILE 0x00000020 +#define VOL_CAP_INT_ALLOCATE 0x00000040 +#define VOL_CAP_INT_VOL_RENAME 0x00000080 +#define VOL_CAP_INT_ADVLOCK 0x00000100 +#define VOL_CAP_INT_FLOCK 0x00000200 +#define VOL_CAP_INT_EXTENDED_SECURITY 0x00000400 +#define VOL_CAP_INT_USERACCESS 0x00000800 typedef struct vol_attributes_attr { attribute_set_t validattr; attribute_set_t nativeattr; } vol_attributes_attr_t; -#define DIR_MNTSTATUS_MNTPOINT 0x00000001 - #define ATTR_CMN_NAME 0x00000001 #define ATTR_CMN_DEVID 0x00000002 #define ATTR_CMN_FSID 0x00000004 #define ATTR_CMN_OBJTYPE 0x00000008 #define ATTR_CMN_OBJTAG 0x00000010 #define ATTR_CMN_OBJID 0x00000020 -#define ATTR_CMN_OBJPERMANENTID 0x00000040 +#define ATTR_CMN_OBJPERMANENTID 0x00000040 #define ATTR_CMN_PAROBJID 0x00000080 #define ATTR_CMN_SCRIPT 0x00000100 #define ATTR_CMN_CRTIME 0x00000200 @@ -148,12 +271,13 @@ typedef struct vol_attributes_attr { #define ATTR_CMN_GRPID 0x00010000 #define ATTR_CMN_ACCESSMASK 0x00020000 #define ATTR_CMN_FLAGS 0x00040000 -#define ATTR_CMN_NAMEDATTRCOUNT 0x00080000 -#define ATTR_CMN_NAMEDATTRLIST 0x00100000 #define ATTR_CMN_USERACCESS 0x00200000 +#define ATTR_CMN_EXTENDED_SECURITY 0x00400000 +#define ATTR_CMN_UUID 0x00800000 +#define ATTR_CMN_GRPUUID 0x01000000 #define ATTR_CMN_VALIDMASK 0x003FFFFF -#define ATTR_CMN_SETMASK 0x0007FF00 +#define ATTR_CMN_SETMASK 0x01C7FF00 #define ATTR_CMN_VOLSETMASK 0x00006700 #define ATTR_VOL_FSTYPE 0x00000001 @@ -161,19 +285,19 @@ typedef struct vol_attributes_attr { #define ATTR_VOL_SIZE 0x00000004 #define ATTR_VOL_SPACEFREE 0x00000008 #define ATTR_VOL_SPACEAVAIL 0x00000010 -#define ATTR_VOL_MINALLOCATION 0x00000020 -#define ATTR_VOL_ALLOCATIONCLUMP 0x00000040 -#define ATTR_VOL_IOBLOCKSIZE 0x00000080 +#define ATTR_VOL_MINALLOCATION 0x00000020 +#define ATTR_VOL_ALLOCATIONCLUMP 0x00000040 +#define ATTR_VOL_IOBLOCKSIZE 0x00000080 #define ATTR_VOL_OBJCOUNT 0x00000100 #define ATTR_VOL_FILECOUNT 0x00000200 #define ATTR_VOL_DIRCOUNT 0x00000400 -#define ATTR_VOL_MAXOBJCOUNT 0x00000800 +#define ATTR_VOL_MAXOBJCOUNT 0x00000800 #define ATTR_VOL_MOUNTPOINT 0x00001000 #define ATTR_VOL_NAME 0x00002000 #define ATTR_VOL_MOUNTFLAGS 0x00004000 -#define ATTR_VOL_MOUNTEDDEVICE 0x00008000 -#define ATTR_VOL_ENCODINGSUSED 0x00010000 -#define ATTR_VOL_CAPABILITIES 0x00020000 +#define ATTR_VOL_MOUNTEDDEVICE 0x00008000 +#define ATTR_VOL_ENCODINGSUSED 0x00010000 +#define ATTR_VOL_CAPABILITIES 0x00020000 #define ATTR_VOL_ATTRIBUTES 0x40000000 #define ATTR_VOL_INFO 0x80000000 @@ -184,7 +308,8 @@ typedef struct vol_attributes_attr { /* File/directory attributes: */ #define ATTR_DIR_LINKCOUNT 0x00000001 #define ATTR_DIR_ENTRYCOUNT 0x00000002 -#define ATTR_DIR_MOUNTSTATUS 0x00000004 +#define ATTR_DIR_MOUNTSTATUS 0x00000004 +#define DIR_MNTSTATUS_MNTPOINT 0x00000001 #define ATTR_DIR_VALIDMASK 0x00000007 #define ATTR_DIR_SETMASK 0x00000000 @@ -192,18 +317,14 @@ typedef struct vol_attributes_attr { #define ATTR_FILE_LINKCOUNT 0x00000001 #define ATTR_FILE_TOTALSIZE 0x00000002 #define ATTR_FILE_ALLOCSIZE 0x00000004 -#define ATTR_FILE_IOBLOCKSIZE 0x00000008 -#define ATTR_FILE_CLUMPSIZE 0x00000010 +#define ATTR_FILE_IOBLOCKSIZE 0x00000008 #define ATTR_FILE_DEVTYPE 0x00000020 -#define ATTR_FILE_FILETYPE 0x00000040 #define ATTR_FILE_FORKCOUNT 0x00000080 #define ATTR_FILE_FORKLIST 0x00000100 -#define ATTR_FILE_DATALENGTH 0x00000200 -#define ATTR_FILE_DATAALLOCSIZE 0x00000400 -#define ATTR_FILE_DATAEXTENTS 0x00000800 -#define ATTR_FILE_RSRCLENGTH 0x00001000 -#define ATTR_FILE_RSRCALLOCSIZE 0x00002000 -#define ATTR_FILE_RSRCEXTENTS 0x00004000 +#define ATTR_FILE_DATALENGTH 0x00000200 +#define ATTR_FILE_DATAALLOCSIZE 0x00000400 +#define ATTR_FILE_RSRCLENGTH 0x00001000 +#define ATTR_FILE_RSRCALLOCSIZE 0x00002000 #define ATTR_FILE_VALIDMASK 0x00007FFF #define ATTR_FILE_SETMASK 0x00000020 @@ -214,12 +335,28 @@ typedef struct vol_attributes_attr { #define ATTR_FORK_VALIDMASK 0x00000003 #define ATTR_FORK_SETMASK 0x00000000 -#define SRCHFS_START 0x00000001 +/* Obsolete, implemented, not supported */ +#define ATTR_CMN_NAMEDATTRCOUNT 0x00080000 /* not implemented */ +#define ATTR_CMN_NAMEDATTRLIST 0x00100000 /* not implemented */ +#define ATTR_FILE_CLUMPSIZE 0x00000010 /* obsolete */ +#define ATTR_FILE_FILETYPE 0x00000040 /* always zero */ +#define ATTR_FILE_DATAEXTENTS 0x00000800 /* obsolete, HFS-specific */ +#define ATTR_FILE_RSRCEXTENTS 0x00004000 /* obsolete, HFS-specific */ + +/* + * Searchfs + */ +#define SRCHFS_START 0x00000001 #define SRCHFS_MATCHPARTIALNAMES 0x00000002 -#define SRCHFS_MATCHDIRS 0x00000004 -#define SRCHFS_MATCHFILES 0x00000008 +#define SRCHFS_MATCHDIRS 0x00000004 +#define SRCHFS_MATCHFILES 0x00000008 +#define SRCHFS_SKIPLINKS 0x00000010 +#define SRCHFS_SKIPINVISIBLE 0x00000020 +#define SRCHFS_SKIPPACKAGES 0x00000040 +#define SRCHFS_SKIPINAPPROPRIATE 0x00000080 + #define SRCHFS_NEGATEPARAMS 0x80000000 -#define SRCHFS_VALIDOPTIONSMASK 0x8000000F +#define SRCHFS_VALIDOPTIONSMASK 0x800000FF struct fssearchblock { struct attrlist *returnattrs; @@ -234,6 +371,29 @@ struct fssearchblock { struct attrlist searchattrs; }; +#ifdef KERNEL +/* LP64 version of fssearchblock. all pointers and longs + * grow when we're dealing with a 64-bit process. + * WARNING - keep in sync with fssearchblock + */ +// LP64todo - should this move? + +struct user_fssearchblock { + user_addr_t returnattrs; + user_addr_t returnbuffer; + user_size_t returnbuffersize; + user_ulong_t maxmatches; + struct user_timeval timelimit; + user_addr_t searchparams1 __attribute((aligned(8))); + user_size_t sizeofsearchparams1; + user_addr_t searchparams2; + user_size_t sizeofsearchparams2; + struct attrlist searchattrs; +}; + + +#endif // KERNEL + struct searchstate { u_char reserved[556]; // sizeof( SearchState )