/*
- * Copyright (c) 2000-2003 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2004 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@
*/
#ifndef __HFS_FORMAT__
#define __HFS_FORMAT__
-#ifndef __HFSVOLUMES__
-
#include <sys/types.h>
#include <sys/appleapiopts.h>
kHFSXVersion = 0x0005, /* 'HX' volumes start with version 5 */
kHFSPlusMountVersion = 0x31302E30, /* '10.0' for Mac OS X */
- kHFSJMountVersion = 0x4846534a /* 'HFSJ' for journaled HFS+ on OS X */
+ kHFSJMountVersion = 0x4846534a, /* 'HFSJ' for journaled HFS+ on OS X */
+ kFSKMountVersion = 0x46534b21 /* 'FSK!' for failed journal replay */
};
};
-#ifndef __FILES__
+#ifndef _HFSUNISTR255_DEFINED_
+#define _HFSUNISTR255_DEFINED_
/* Unicode strings are used for HFS Plus file and folder names */
struct HFSUniStr255 {
u_int16_t length; /* number of unicode characters */
};
typedef struct HFSUniStr255 HFSUniStr255;
typedef const HFSUniStr255 *ConstHFSUniStr255Param;
-#endif /* __FILES__ */
+#endif /* _HFSUNISTR255_DEFINED_ */
enum {
kHFSMaxVolumeNameChars = 27,
u_int8_t keyLength; /* key length (in bytes) */
u_int8_t reserved; /* reserved (set to zero) */
u_int32_t parentID; /* parent folder ID */
- u_char nodeName[kHFSMaxFileNameChars + 1]; /* catalog node name */
+ u_int8_t nodeName[kHFSMaxFileNameChars + 1]; /* catalog node name */
};
typedef struct HFSCatalogKey HFSCatalogKey;
enum {
kHFSFileLockedBit = 0x0000, /* file is locked and cannot be written to */
kHFSFileLockedMask = 0x0001,
+
kHFSThreadExistsBit = 0x0001, /* a file thread record exists for this file */
- kHFSThreadExistsMask = 0x0002
+ kHFSThreadExistsMask = 0x0002,
+
+ kHFSHasAttributesBit = 0x0002, /* object has extended attributes */
+ kHFSHasAttributesMask = 0x0004,
+
+ kHFSHasSecurityBit = 0x0003, /* object has security data (ACLs) */
+ kHFSHasSecurityMask = 0x0008
};
FndrDirInfo userInfo; /* Finder information */
FndrOpaqueInfo finderInfo; /* additional Finder information */
u_int32_t textEncoding; /* hint for name conversions */
- u_int32_t reserved; /* reserved - initialized as zero */
+ u_int32_t attrBlocks; /* cached count of attribute data blocks */
};
typedef struct HFSPlusCatalogFolder HFSPlusCatalogFolder;
FndrFileInfo userInfo; /* Finder information */
FndrOpaqueInfo finderInfo; /* additional Finder information */
u_int32_t textEncoding; /* hint for name conversions */
- u_int32_t reserved2; /* reserved - initialized as zero */
+ u_int32_t attrBlocks; /* cached count of attribute data blocks */
/* Note: these start on double long (64 bit) boundry */
HFSPlusForkData dataFork; /* size and block data for data fork */
int16_t recordType; /* == kHFSFolderThreadRecord or kHFSFileThreadRecord */
int32_t reserved[2]; /* reserved - initialized as zero */
u_int32_t parentID; /* parent ID for this catalog node */
- u_char nodeName[kHFSMaxFileNameChars + 1]; /* name of this catalog node */
+ u_int8_t nodeName[kHFSMaxFileNameChars + 1]; /* name of this catalog node */
};
typedef struct HFSCatalogThread HFSCatalogThread;
chosen so that they wouldn't conflict with the catalog record types.
*/
enum {
- kHFSPlusAttrInlineData = 0x10, /* if size < kAttrOverflowSize */
- kHFSPlusAttrForkData = 0x20, /* if size >= kAttrOverflowSize */
- kHFSPlusAttrExtents = 0x30 /* overflow extents for large attributes */
+ kHFSPlusAttrInlineData = 0x10, /* if size < kAttrOverflowSize */
+ kHFSPlusAttrForkData = 0x20, /* if size >= kAttrOverflowSize */
+ kHFSPlusAttrExtents = 0x30 /* overflow extents for large attributes */
};
-/*
- HFSPlusAttrInlineData
- For small attributes, whose entire value is stored within this one
- B-tree record.
- There would not be any other records for this attribute.
-*/
-struct HFSPlusAttrInlineData {
- u_int32_t recordType; /* == kHFSPlusAttrInlineData*/
- u_int32_t reserved;
- u_int32_t logicalSize; /* size in bytes of userData*/
- u_int8_t userData[2]; /* variable length; space allocated is a multiple of 2 bytes*/
-};
-typedef struct HFSPlusAttrInlineData HFSPlusAttrInlineData;
-
-
/*
HFSPlusAttrForkData
For larger attributes, whose value is stored in allocation blocks.
};
typedef struct HFSPlusAttrExtents HFSPlusAttrExtents;
+/*
+ * Atrributes B-tree Data Record
+ *
+ * For small attributes, whose entire value is stored
+ * within a single B-tree record.
+ */
+struct HFSPlusAttrData {
+ u_int32_t recordType; /* == kHFSPlusAttrInlineData */
+ u_int32_t reserved[2];
+ u_int32_t attrSize; /* size of attribute data in bytes */
+ u_int8_t attrData[2]; /* variable length */
+};
+typedef struct HFSPlusAttrData HFSPlusAttrData;
+
+
+/* HFSPlusAttrInlineData is obsolete use HFSPlusAttrData instead */
+struct HFSPlusAttrInlineData {
+ u_int32_t recordType;
+ u_int32_t reserved;
+ u_int32_t logicalSize;
+ u_int8_t userData[2];
+};
+typedef struct HFSPlusAttrInlineData HFSPlusAttrInlineData;
+
+
/* A generic Attribute Record*/
union HFSPlusAttrRecord {
u_int32_t recordType;
- HFSPlusAttrInlineData inlineData;
+ HFSPlusAttrInlineData inlineData; /* NOT USED */
+ HFSPlusAttrData attrData;
HFSPlusAttrForkData forkData;
HFSPlusAttrExtents overflowExtents;
};
typedef union HFSPlusAttrRecord HFSPlusAttrRecord;
+/* Attribute key */
+struct HFSPlusAttrKey {
+ u_int16_t keyLength; /* key length (in bytes) */
+ u_int16_t pad; /* set to zero */
+ u_int32_t fileID; /* file associated with attribute */
+ u_int32_t startBlock; /* first attribue allocation block number for extents */
+ u_int16_t attrNameLen; /* number of unicode characters */
+ u_int16_t attrName[127]; /* attribute name (Unicode) */
+};
+typedef struct HFSPlusAttrKey HFSPlusAttrKey;
+
+#define kHFSPlusAttrKeyMaximumLength (sizeof(HFSPlusAttrKey) - sizeof(u_int16_t))
+#define kHFSPlusAttrKeyMinimumLength (kHFSPlusAttrKeyMaximumLength - (127 * sizeof(u_int16_t)))
+
+#endif /* __APPLE_API_UNSTABLE */
+
+
/* Key and node lengths */
enum {
kHFSPlusExtentKeyMaximumLength = sizeof(HFSPlusExtentKey) - sizeof(u_int16_t),
kHFSPlusExtentMinNodeSize = 512,
kHFSPlusAttrMinNodeSize = 4096
};
-#endif /* __APPLE_API_UNSTABLE */
/* HFS and HFS Plus volume attribute bits */
enum {
u_int16_t drAlBlSt; /* first allocation block in volume */
u_int32_t drNxtCNID; /* next unused catalog node ID */
u_int16_t drFreeBks; /* number of unused allocation blocks */
- u_char drVN[kHFSMaxVolumeNameChars + 1]; /* volume name */
+ u_int8_t drVN[kHFSMaxVolumeNameChars + 1]; /* volume name */
u_int32_t drVolBkUp; /* date and time of last backup */
u_int16_t drVSeqNum; /* volume backup sequence number */
u_int32_t drWrCnt; /* volume write count */
/* Catalog Key Name Comparison Type */
enum {
kHFSCaseFolding = 0xCF, /* case folding (case-insensitive) */
- kHFSBinaryCompare = 0xBC, /* binary compare (case-sensitive) */
+ kHFSBinaryCompare = 0xBC /* binary compare (case-sensitive) */
};
/* JournalInfoBlock - Structure that describes where our journal lives */
}
#endif
-#else
-#warning hfs_format.h is not compatible with HFSVolumes.h (include only one)
-#endif /* __HFSVOLUMES__ */
-
#endif /* __HFS_FORMAT__ */
projects / apple / xnu.git / blobdiff