X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/5d5c5d0d5b79ade9a973d55186ffda2638ba2b6e..3e170ce000f1506b7b5d2c5c7faec85ceabb573d:/bsd/sys/attr.h diff --git a/bsd/sys/attr.h b/bsd/sys/attr.h index 0f2272fb9..ebfeb6091 100644 --- a/bsd/sys/attr.h +++ b/bsd/sys/attr.h @@ -1,31 +1,29 @@ /* - * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2000-2010 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@ */ /* @@ -48,6 +46,14 @@ #define FSOPT_NOFOLLOW 0x00000001 #define FSOPT_NOINMEMUPDATE 0x00000002 #define FSOPT_REPORT_FULLSIZE 0x00000004 +/* The following option only valid when requesting ATTR_CMN_RETURNED_ATTRS */ +#define FSOPT_PACK_INVAL_ATTRS 0x00000008 + +#ifdef PRIVATE +#define FSOPT_EXCHANGE_DATA_ONLY 0x0000010 +#endif + +#define FSOPT_ATTR_CMN_EXTENDED 0x00000020 /* we currently aren't anywhere near this amount for a valid * fssearchblock.sizeofsearchparams1 or fssearchblock.sizeofsearchparams2 @@ -75,7 +81,7 @@ typedef u_int32_t attrgroup_t; struct attrlist { u_short bitmapcount; /* number of attr. bit sets in list (should be 5) */ - u_int16_t reserved; /* (to maintain 4-byte alignment) */ + u_int16_t reserved; /* (to maintain 4-byte alignment) */ attrgroup_t commonattr; /* common attribute group */ attrgroup_t volattr; /* Volume attribute group */ attrgroup_t dirattr; /* directory attribute group */ @@ -181,10 +187,39 @@ typedef struct vol_capabilities_attr { * 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. + * VOL_CAP_FMT_2TB_FILESIZE: If this bit is set the volume format supports + * file sizes larger than 4GB, and potentially up to 2TB; it does not + * indicate whether the filesystem supports files larger than that. + * + * VOL_CAP_FMT_OPENDENYMODES: When set, the volume supports open deny + * modes (e.g. "open for read write, deny write"; effectively, mandatory + * file locking based on open modes). + * + * VOL_CAP_FMT_HIDDEN_FILES: When set, the volume supports the UF_HIDDEN + * file flag, and the UF_HIDDEN flag is mapped to that volume's native + * "hidden" or "invisible" bit (which may be the invisible bit from the + * Finder Info extended attribute). + * + * VOL_CAP_FMT_PATH_FROM_ID: When set, the volume supports the ability + * to derive a pathname to the root of the file system given only the + * id of an object. This also implies that object ids on this file + * system are persistent and not recycled. This is a very specialized + * capability and it is assumed that most file systems will not support + * it. Its use is for legacy non-posix APIs like ResolveFileIDRef. + * + * VOL_CAP_FMT_NO_VOLUME_SIZES: When set, the volume does not support + * returning values for total data blocks, available blocks, or free blocks + * (as in f_blocks, f_bavail, or f_bfree in "struct statfs"). Historically, + * those values were set to 0xFFFFFFFF for volumes that did not support them. + * + * VOL_CAP_FMT_DECMPFS_COMPRESSION: When set, the volume supports transparent + * decompression of compressed files using decmpfs. + * + * VOL_CAP_FMT_64BIT_OBJECT_IDS: When set, the volume uses object IDs that + * are 64-bit. This means that ATTR_CMN_FILEID and ATTR_CMN_PARENTID are the + * only legitimate attributes for obtaining object IDs from this volume and the + * 32-bit fid_objno fields of the fsobj_id_t returned by ATTR_CMN_OBJID, + * ATTR_CMN_OBJPERMID, and ATTR_CMN_PAROBJID are undefined. */ #define VOL_CAP_FMT_PERSISTENTOBJECTIDS 0x00000001 #define VOL_CAP_FMT_SYMBOLICLINKS 0x00000002 @@ -198,6 +233,12 @@ typedef struct vol_capabilities_attr { #define VOL_CAP_FMT_CASE_PRESERVING 0x00000200 #define VOL_CAP_FMT_FAST_STATFS 0x00000400 #define VOL_CAP_FMT_2TB_FILESIZE 0x00000800 +#define VOL_CAP_FMT_OPENDENYMODES 0x00001000 +#define VOL_CAP_FMT_HIDDEN_FILES 0x00002000 +#define VOL_CAP_FMT_PATH_FROM_ID 0x00004000 +#define VOL_CAP_FMT_NO_VOLUME_SIZES 0x00008000 +#define VOL_CAP_FMT_DECMPFS_COMPRESSION 0x00010000 +#define VOL_CAP_FMT_64BIT_OBJECT_IDS 0x00020000 /* @@ -241,6 +282,21 @@ typedef struct vol_capabilities_attr { * style locks via vnop_advlock. This includes the O_EXLOCK and O_SHLOCK * flags of the open(2) call. * + * VOL_CAP_INT_EXTENDED_SECURITY: When set, the volume implements + * extended security (ACLs). + * + * VOL_CAP_INT_USERACCESS: When set, the volume supports the + * ATTR_CMN_USERACCESS attribute (used to get the user's access + * mode to the file). + * + * VOL_CAP_INT_MANLOCK: When set, the volume supports AFP-style + * mandatory byte range locks via an ioctl(). + * + * VOL_CAP_INT_EXTENDED_ATTR: When set, the volume implements + * native extended attribues. + * + * VOL_CAP_INT_NAMEDSTREAMS: When set, the volume supports + * native named streams. */ #define VOL_CAP_INT_SEARCHFS 0x00000001 #define VOL_CAP_INT_ATTRLIST 0x00000002 @@ -254,6 +310,13 @@ typedef struct vol_capabilities_attr { #define VOL_CAP_INT_FLOCK 0x00000200 #define VOL_CAP_INT_EXTENDED_SECURITY 0x00000400 #define VOL_CAP_INT_USERACCESS 0x00000800 +#define VOL_CAP_INT_MANLOCK 0x00001000 +#define VOL_CAP_INT_NAMEDSTREAMS 0x00002000 +#define VOL_CAP_INT_EXTENDED_ATTR 0x00004000 +#ifdef PRIVATE +/* Volume supports kqueue notifications for remote events */ +#define VOL_CAP_INT_REMOTE_EVENT 0x00008000 +#endif /* PRIVATE */ typedef struct vol_attributes_attr { attribute_set_t validattr; @@ -279,12 +342,58 @@ typedef struct vol_attributes_attr { #define ATTR_CMN_GRPID 0x00010000 #define ATTR_CMN_ACCESSMASK 0x00020000 #define ATTR_CMN_FLAGS 0x00040000 + +/* The following were defined as: */ +/* #define ATTR_CMN_NAMEDATTRCOUNT 0x00080000 */ +/* #define ATTR_CMN_NAMEDATTRLIST 0x00100000 */ +/* These bits have been salvaged for use as: */ +/* #define ATTR_CMN_GEN_COUNT 0x00080000 */ +/* #define ATTR_CMN_DOCUMENT_ID 0x00100000 */ +/* They can only be used with the FSOPT_ATTR_CMN_EXTENDED */ +/* option flag. */ + +#define ATTR_CMN_GEN_COUNT 0x00080000 +#define ATTR_CMN_DOCUMENT_ID 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_FILEID 0x02000000 +#define ATTR_CMN_PARENTID 0x04000000 +#define ATTR_CMN_FULLPATH 0x08000000 +#define ATTR_CMN_ADDEDTIME 0x10000000 +#define ATTR_CMN_ERROR 0x20000000 +#define ATTR_CMN_DATA_PROTECT_FLAGS 0x40000000 -#define ATTR_CMN_VALIDMASK 0x003FFFFF +/* + * ATTR_CMN_RETURNED_ATTRS is only valid with getattrlist(2) and + * getattrlistbulk(2). It is always the first attribute in the return buffer. + */ +#define ATTR_CMN_RETURNED_ATTRS 0x80000000 + +#define ATTR_CMN_VALIDMASK 0xFFFFFFFF +/* + * The settable ATTR_CMN_* attributes include the following: + * ATTR_CMN_SCRIPT + * ATTR_CMN_CRTIME + * ATTR_CMN_MODTIME + * ATTR_CMN_CHGTIME + * + * ATTR_CMN_ACCTIME + * ATTR_CMN_BKUPTIME + * ATTR_CMN_FNDRINFO + * ATTR_CMN_OWNERID + * + * ATTR_CMN_GRPID + * ATTR_CMN_ACCESSMASK + * ATTR_CMN_FLAGS + * + * ATTR_CMN_EXTENDED_SECURITY + * ATTR_CMN_UUID + * + * ATTR_CMN_GRPUUID + */ #define ATTR_CMN_SETMASK 0x01C7FF00 #define ATTR_CMN_VOLSETMASK 0x00006700 @@ -306,10 +415,17 @@ typedef struct vol_attributes_attr { #define ATTR_VOL_MOUNTEDDEVICE 0x00008000 #define ATTR_VOL_ENCODINGSUSED 0x00010000 #define ATTR_VOL_CAPABILITIES 0x00020000 +#define ATTR_VOL_UUID 0x00040000 #define ATTR_VOL_ATTRIBUTES 0x40000000 #define ATTR_VOL_INFO 0x80000000 -#define ATTR_VOL_VALIDMASK 0xC003FFFF +#define ATTR_VOL_VALIDMASK 0xC007FFFF + +/* + * The list of settable ATTR_VOL_* attributes include the following: + * ATTR_VOL_NAME + * ATTR_VOL_INFO + */ #define ATTR_VOL_SETMASK 0x80002000 @@ -317,7 +433,9 @@ typedef struct vol_attributes_attr { #define ATTR_DIR_LINKCOUNT 0x00000001 #define ATTR_DIR_ENTRYCOUNT 0x00000002 #define ATTR_DIR_MOUNTSTATUS 0x00000004 -#define DIR_MNTSTATUS_MNTPOINT 0x00000001 +/* ATTR_DIR_MOUNTSTATUS Flags: */ +#define DIR_MNTSTATUS_MNTPOINT 0x00000001 +#define DIR_MNTSTATUS_TRIGGER 0x00000002 #define ATTR_DIR_VALIDMASK 0x00000007 #define ATTR_DIR_SETMASK 0x00000000 @@ -334,7 +452,11 @@ typedef struct vol_attributes_attr { #define ATTR_FILE_RSRCLENGTH 0x00001000 #define ATTR_FILE_RSRCALLOCSIZE 0x00002000 -#define ATTR_FILE_VALIDMASK 0x00007FFF +#define ATTR_FILE_VALIDMASK 0x000037FF +/* + * Settable ATTR_FILE_* attributes include: + * ATTR_FILE_DEVTYPE + */ #define ATTR_FILE_SETMASK 0x00000020 #define ATTR_FORK_TOTALSIZE 0x00000001 @@ -344,13 +466,16 @@ typedef struct vol_attributes_attr { #define ATTR_FORK_SETMASK 0x00000000 /* Obsolete, implemented, not supported */ -#define ATTR_CMN_NAMEDATTRCOUNT 0x00080000 /* not implemented */ -#define ATTR_CMN_NAMEDATTRLIST 0x00100000 /* not implemented */ +#define ATTR_CMN_NAMEDATTRCOUNT 0x00080000 +#define ATTR_CMN_NAMEDATTRLIST 0x00100000 #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 */ +/* Required attributes for getattrlistbulk(2) */ +#define ATTR_BULK_REQUIRED (ATTR_CMN_NAME | ATTR_CMN_RETURNED_ATTRS) + /* * Searchfs */ @@ -384,29 +509,40 @@ struct fssearchblock { * 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 user64_fssearchblock { + user64_addr_t returnattrs; + user64_addr_t returnbuffer; + user64_size_t returnbuffersize; + user64_ulong_t maxmatches; + struct user64_timeval timelimit; + user64_addr_t searchparams1; + user64_size_t sizeofsearchparams1; + user64_addr_t searchparams2; + user64_size_t sizeofsearchparams2; struct attrlist searchattrs; }; +struct user32_fssearchblock { + user32_addr_t returnattrs; + user32_addr_t returnbuffer; + user32_size_t returnbuffersize; + user32_ulong_t maxmatches; + struct user32_timeval timelimit; + user32_addr_t searchparams1; + user32_size_t sizeofsearchparams1; + user32_addr_t searchparams2; + user32_size_t sizeofsearchparams2; + struct attrlist searchattrs; +}; -#endif // KERNEL - +#endif /* KERNEL */ struct searchstate { - u_char reserved[556]; // sizeof( SearchState ) -}; - + uint32_t ss_union_flags; // for SRCHFS_START + uint32_t ss_union_layer; // 0 = top + u_char ss_fsstate[548]; // fs private +} __attribute__((packed)); #define FST_EOF (-1) /* end-of-file offset */