X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/d1ecb069dfe24481e4a83f44cb5217a2b06746d7..5ba3f43ea354af8ad55bea84372a2bc834d8757c:/bsd/sys/attr.h diff --git a/bsd/sys/attr.h b/bsd/sys/attr.h index 5f85717d7..45540a9aa 100644 --- a/bsd/sys/attr.h +++ b/bsd/sys/attr.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000-2008 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2000-2016 Apple Computer, Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * @@ -49,6 +49,15 @@ /* 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 +#ifdef PRIVATE +#define FSOPT_LIST_SNAPSHOT 0x00000040 +#endif /* PRIVATE */ + /* 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 @@ -66,16 +75,13 @@ typedef u_int32_t fsfile_type_t; typedef u_int32_t fsvolid_t; -typedef struct fsobj_id { - u_int32_t fid_objno; - u_int32_t fid_generation; -} fsobj_id_t; +#include /* file object id type */ 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 */ @@ -208,6 +214,27 @@ typedef struct vol_capabilities_attr { * * 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. + * + * VOL_CAP_FMT_DIR_HARDLINKS: When set, the volume supports directory + * hard links. + * + * VOL_CAP_FMT_DOCUMENT_ID: When set, the volume supports document IDs + * (an ID which persists across object ID changes) for document revisions. + * + * VOL_CAP_FMT_WRITE_GENERATION_COUNT: When set, the volume supports write + * generation counts (a count of how many times an object has been modified) + * + * VOL_CAP_FMT_NO_IMMUTABLE_FILES: When set, the volume does not support + * setting the UF_IMMUTABLE flag. + * + * VOL_CAP_FMT_NO_PERMISSIONS: When set, the volume does not support setting + * permissions. */ #define VOL_CAP_FMT_PERSISTENTOBJECTIDS 0x00000001 #define VOL_CAP_FMT_SYMBOLICLINKS 0x00000002 @@ -225,7 +252,13 @@ typedef struct vol_capabilities_attr { #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_DECMPFS_COMPRESSION 0x00010000 +#define VOL_CAP_FMT_64BIT_OBJECT_IDS 0x00020000 +#define VOL_CAP_FMT_DIR_HARDLINKS 0x00040000 +#define VOL_CAP_FMT_DOCUMENT_ID 0x00080000 +#define VOL_CAP_FMT_WRITE_GENERATION_COUNT 0x00100000 +#define VOL_CAP_FMT_NO_IMMUTABLE_FILES 0x00200000 +#define VOL_CAP_FMT_NO_PERMISSIONS 0x00400000 /* @@ -284,6 +317,17 @@ typedef struct vol_capabilities_attr { * * VOL_CAP_INT_NAMEDSTREAMS: When set, the volume supports * native named streams. + * + * VOL_CAP_INT_CLONE: When set, the volume supports clones. + * + * VOL_CAP_INT_SNAPSHOT: When set, the volume supports snapshots. + * + * VOL_CAP_INT_RENAME_SWAP: When set, the volume supports swapping + * file system objects. + * + * VOL_CAP_INT_RENAME_EXCL: When set, the volume supports an + * exclusive rename operation. + * */ #define VOL_CAP_INT_SEARCHFS 0x00000001 #define VOL_CAP_INT_ATTRLIST 0x00000002 @@ -304,6 +348,10 @@ typedef struct vol_capabilities_attr { /* Volume supports kqueue notifications for remote events */ #define VOL_CAP_INT_REMOTE_EVENT 0x00008000 #endif /* PRIVATE */ +#define VOL_CAP_INT_CLONE 0x00010000 +#define VOL_CAP_INT_SNAPSHOT 0x00020000 +#define VOL_CAP_INT_RENAME_SWAP 0x00040000 +#define VOL_CAP_INT_RENAME_EXCL 0x00080000 typedef struct vol_attributes_attr { attribute_set_t validattr; @@ -329,8 +377,19 @@ 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 not implemented */ -/* #define ATTR_CMN_NAMEDATTRLIST 0x00100000 not implemented */ + +/* 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 @@ -338,14 +397,41 @@ typedef struct vol_attributes_attr { #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 + /* - * ATTR_CMN_RETURNED_ATTRS is only valid with getattrlist(2). - * It is always the first attribute in the return buffer. + * 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_RETURNED_ATTRS 0x80000000 -#define ATTR_CMN_VALIDMASK 0x8FE7FFFF -#define ATTR_CMN_SETMASK 0x01C7FF00 +#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 + * + * ATTR_CMN_DATA_PROTECT_FLAGS + */ +#define ATTR_CMN_SETMASK 0x51C7FF00 #define ATTR_CMN_VOLSETMASK 0x00006700 #define ATTR_VOL_FSTYPE 0x00000001 @@ -367,10 +453,18 @@ typedef struct vol_attributes_attr { #define ATTR_VOL_ENCODINGSUSED 0x00010000 #define ATTR_VOL_CAPABILITIES 0x00020000 #define ATTR_VOL_UUID 0x00040000 +#define ATTR_VOL_QUOTA_SIZE 0x10000000 +#define ATTR_VOL_RESERVED_SIZE 0x20000000 #define ATTR_VOL_ATTRIBUTES 0x40000000 #define ATTR_VOL_INFO 0x80000000 -#define ATTR_VOL_VALIDMASK 0xC007FFFF +#define ATTR_VOL_VALIDMASK 0xF007FFFF + +/* + * The list of settable ATTR_VOL_* attributes include the following: + * ATTR_VOL_NAME + * ATTR_VOL_INFO + */ #define ATTR_VOL_SETMASK 0x80002000 @@ -378,9 +472,15 @@ 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 +#define ATTR_DIR_ALLOCSIZE 0x00000008 +#define ATTR_DIR_IOBLOCKSIZE 0x00000010 +#define ATTR_DIR_DATALENGTH 0x00000020 + +/* ATTR_DIR_MOUNTSTATUS Flags: */ +#define DIR_MNTSTATUS_MNTPOINT 0x00000001 +#define DIR_MNTSTATUS_TRIGGER 0x00000002 -#define ATTR_DIR_VALIDMASK 0x00000007 +#define ATTR_DIR_VALIDMASK 0x0000003f #define ATTR_DIR_SETMASK 0x00000000 #define ATTR_FILE_LINKCOUNT 0x00000001 @@ -394,26 +494,41 @@ typedef struct vol_attributes_attr { #define ATTR_FILE_DATAALLOCSIZE 0x00000400 #define ATTR_FILE_RSRCLENGTH 0x00001000 #define ATTR_FILE_RSRCALLOCSIZE 0x00002000 -/* Only used when CONFIG_PROTECT is ON */ -#define ATTR_FILE_PROTECTION_CLASS 0x00004000 -#define ATTR_FILE_VALIDMASK 0x000077FF -#define ATTR_FILE_SETMASK 0x00004020 +#define ATTR_FILE_VALIDMASK 0x000037FF +/* + * Settable ATTR_FILE_* attributes include: + * ATTR_FILE_DEVTYPE + */ +#define ATTR_FILE_SETMASK 0x00000020 + +/* CMNEXT attributes extend the common attributes, but in the forkattr field */ +#define ATTR_CMNEXT_RELPATH 0x00000004 +#define ATTR_CMNEXT_PRIVATESIZE 0x00000008 +#define ATTR_CMNEXT_LINKID 0x00000010 + +#define ATTR_CMNEXT_VALIDMASK 0x0000001c +#define ATTR_CMNEXT_SETMASK 0x00000000 +/* Deprecated fork attributes */ #define ATTR_FORK_TOTALSIZE 0x00000001 #define ATTR_FORK_ALLOCSIZE 0x00000002 +#define ATTR_FORK_RESERVED 0xffffffff #define ATTR_FORK_VALIDMASK 0x00000003 #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 */ @@ -476,11 +591,11 @@ struct user32_fssearchblock { #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 */