xnu-792.21.3.tar.gz

[apple/xnu.git] / bsd / isofs / cd9660 / iso.h

diff --git a/bsd/isofs/cd9660/iso.h b/bsd/isofs/cd9660/iso.h
index 7e6f702c93b4b69286c5dc2dff64dbad74f6ac0f..31e37c0e4e9399054cb15e3868bcff30c145e489 100644 (file)
--- a/bsd/isofs/cd9660/iso.h
+++ b/bsd/isofs/cd9660/iso.h
@@ -1,23 +1,29 @@
 /*
 /*

- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.

  *
  *

- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@

  * 
  * 

- * 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. 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.

  * 
  * 

- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * 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,
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,

- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * 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_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@

  */
 /*     $NetBSD: iso.h,v 1.9 1995/01/18 09:23:19 mycroft Exp $  */
 
  */
 /*     $NetBSD: iso.h,v 1.9 1995/01/18 09:23:19 mycroft Exp $  */
 


@@ -63,6 +69,9 @@
 #ifndef _ISO_H_
 #define _ISO_H_
 
 #ifndef _ISO_H_
 #define _ISO_H_
 

+#include <sys/appleapiopts.h>
+
+#ifdef __APPLE_API_PRIVATE

 #define ISODCL(from, to) (to - from + 1)
 
 struct iso_volume_descriptor {
 #define ISODCL(from, to) (to - from + 1)
 
 struct iso_volume_descriptor {


@@ -92,6 +101,8 @@ struct iso_volume_descriptor {
 #define UCS_SEPARATOR1 0x002e
 #define UCS_SEPARATOR2 0x003b
 
 #define UCS_SEPARATOR1 0x002e
 #define UCS_SEPARATOR2 0x003b
 

+#define ISO_DFLT_VOLUME_ID "ISO_9660_CD"
+

 /* pathconf filename lengths */
 #define ISO_NAMEMAX            (31+1)
 #define ISO_JOLIET_NAMEMAX     (64*3)
 /* pathconf filename lengths */
 #define ISO_NAMEMAX            (31+1)
 #define ISO_JOLIET_NAMEMAX     (64*3)


@@ -119,7 +130,11 @@ struct finder_info {
        unsigned long           fdType;
        unsigned long           fdCreator;
        unsigned short          fdFlags;
        unsigned long           fdType;
        unsigned long           fdCreator;
        unsigned short          fdFlags;

-       unsigned short          fdReserved[3];
+       struct {
+           short       v;              /* file's location */
+           short       h;
+       } fdLocation;
+       unsigned short          fdReserved;

 };
 
 struct iso_primary_descriptor {
 };
 
 struct iso_primary_descriptor {


@@ -249,9 +264,9 @@ struct iso_mnt {
        int logical_block_size;
        int im_bshift;
        int im_bmask;
        int logical_block_size;
        int im_bshift;
        int im_bmask;

+       int im_sector_size;

        
        int volume_space_size;
        
        int volume_space_size;

-       struct netexport im_export;

        
        char root[ISODCL (157, 190)];
        int root_extent;
        
        char root[ISODCL (157, 190)];
        int root_extent;


@@ -264,6 +279,10 @@ struct iso_mnt {
        struct timespec creation_date;                          /* needed for getattrlist */
        struct timespec modification_date;                      /* needed for getattrlist */
        u_char volume_id[32];                                           /* name of volume */
        struct timespec creation_date;                          /* needed for getattrlist */
        struct timespec modification_date;                      /* needed for getattrlist */
        u_char volume_id[32];                                           /* name of volume */

+       struct vnode *phys_devvp;                                       /* device for 2352-byte blocks */
+       struct CDTOC *toc;                                                      /* the TOC, or NULL for none */
+       int video_dir_start;                                            /* start sector of the "MPEGAV" dir */
+       int video_dir_end;                                                      /* sector following end of "MPEGAV" dir */

 };
 
 /* bit settings for iso_mnt.im_flags2 */
 };
 
 /* bit settings for iso_mnt.im_flags2 */


@@ -274,47 +293,52 @@ struct iso_mnt {
  */
 #define        IMF2_IS_CDXA    0x00000001
 
  */
 #define        IMF2_IS_CDXA    0x00000001
 

-#define VFSTOISOFS(mp) ((struct iso_mnt *)((mp)->mnt_data))
+/* CD is Video CD (version < 2.0) */
+#define IMF2_IS_VCD            0x00000002
+
+#define VFSTOISOFS(mp) ((struct iso_mnt *)(vfs_fsprivate(mp)))

 
 #define blkoff(imp, loc)       ((loc) & (imp)->im_bmask)
 #define lblktosize(imp, blk)   ((blk) << (imp)->im_bshift)
 #define lblkno(imp, loc)       ((loc) >> (imp)->im_bshift)
 #define blksize(imp, ip, lbn)  ((imp)->logical_block_size)
 
 
 #define blkoff(imp, loc)       ((loc) & (imp)->im_bmask)
 #define lblktosize(imp, blk)   ((blk) << (imp)->im_bshift)
 #define lblkno(imp, loc)       ((loc) >> (imp)->im_bshift)
 #define blksize(imp, ip, lbn)  ((imp)->logical_block_size)
 

-int cd9660_mount __P((struct mount *,
-           char *, caddr_t, struct nameidata *, struct proc *));
-int cd9660_start __P((struct mount *, int, struct proc *));
-int cd9660_unmount __P((struct mount *, int, struct proc *));
-int cd9660_root __P((struct mount *, struct vnode **));
-int cd9660_quotactl __P((struct mount *, int, uid_t, caddr_t, struct proc *));
-int cd9660_statfs __P((struct mount *, struct statfs *, struct proc *));
-int cd9660_sync __P((struct mount *, int, struct ucred *, struct proc *));
-int cd9660_vget __P((struct mount *, void *, struct vnode **));
-int cd9660_fhtovp __P((struct mount *, struct fid *, struct mbuf *,
-           struct vnode **, int *, struct ucred **));
-int cd9660_vptofh __P((struct vnode *, struct fid *));
-int cd9660_init __P(());
+#define SECTOFF(imp, off)      \
+       (off_t)(((off) / (imp)->im_sector_size) * (imp)->im_sector_size)
+

 
 

-int cd9660_mountroot __P((void)); 
+int cd9660_mount(struct mount *, vnode_t, user_addr_t, vfs_context_t);
+int cd9660_start(struct mount *, int, vfs_context_t);
+int cd9660_unmount(struct mount *, int, vfs_context_t);
+int cd9660_root(struct mount *, struct vnode **, vfs_context_t);
+int cd9660_statfs(struct mount *, struct vfsstatfs *, vfs_context_t);
+int cd9660_vfs_getattr(struct mount *mp, struct vfs_attr *fsap, vfs_context_t context);
+int cd9660_sync(struct mount *, int, vfs_context_t);
+int cd9660_vget(struct mount *, ino64_t, struct vnode **, vfs_context_t);
+int cd9660_fhtovp(struct mount *, int, unsigned char *, struct vnode **, vfs_context_t);
+int cd9660_vptofh(struct vnode *, int *, unsigned char *, vfs_context_t);
+int cd9660_init(struct vfsconf *);
+int cd9660_mountroot(mount_t, vnode_t, vfs_context_t); 
+int cd9660_sysctl(int *, u_int, user_addr_t, size_t *, user_addr_t, size_t, vfs_context_t);

 
 

-int cd9660_sysctl __P((int *, u_int, void *, size_t *, void *, size_t, struct proc *));
+int cd9660_vget_internal(mount_t, ino_t, vnode_t *, vnode_t, struct componentname *,
+                        int, struct iso_directory_record *, proc_t);

 
 extern int (**cd9660_vnodeop_p)(void *);
 extern int (**cd9660_specop_p)(void *);
 #if FIFO
 extern int (**cd9660_fifoop_p)(void *);
 #endif
 
 extern int (**cd9660_vnodeop_p)(void *);
 extern int (**cd9660_specop_p)(void *);
 #if FIFO
 extern int (**cd9660_fifoop_p)(void *);
 #endif

+extern int (**cd9660_cdxaop_p)(void *);

 
 static __inline int
 
 static __inline int

-isonum_711(p)
-       u_char *p;
+isonum_711(u_char *p)

 {
        return *p;
 }
 
 static __inline int
 {
        return *p;
 }
 
 static __inline int

-isonum_712(p)
-       char *p;
+isonum_712(char *p)

 {
        return *p;
 }
 {
        return *p;
 }


@@ -322,15 +346,13 @@ isonum_712(p)
 #ifndef UNALIGNED_ACCESS
 
 static __inline int
 #ifndef UNALIGNED_ACCESS
 
 static __inline int

-isonum_723(p)
-       u_char *p;
+isonum_723(u_char *p)

 {
        return *p|(p[1] << 8);
 }
 
 static __inline int
 {
        return *p|(p[1] << 8);
 }
 
 static __inline int

-isonum_733(p)
-       u_char *p;
+isonum_733(u_char *p)

 {
        return *p|(p[1] << 8)|(p[2] << 16)|(p[3] << 24);
 }
 {
        return *p|(p[1] << 8)|(p[2] << 16)|(p[3] << 24);
 }


@@ -340,15 +362,13 @@ isonum_733(p)
 #if BYTE_ORDER == LITTLE_ENDIAN
 
 static __inline int
 #if BYTE_ORDER == LITTLE_ENDIAN
 
 static __inline int

-isonum_723(p)
-       u_char *p
+isonum_723(u_char *p)

 {
        return *(u_int16t *)p;
 }
 
 static __inline int
 {
        return *(u_int16t *)p;
 }
 
 static __inline int

-isonum_733(p)
-       u_char *p;
+isonum_733(u_char *p)

 {
        return *(u_int32t *)p;
 }
 {
        return *(u_int32t *)p;
 }


@@ -358,15 +378,13 @@ isonum_733(p)
 #if BYTE_ORDER == BIG_ENDIAN
 
 static __inline int
 #if BYTE_ORDER == BIG_ENDIAN
 
 static __inline int

-isonum_723(p)
-       u_char *p
+isonum_723(u_char *p)

 {
        return *(u_int16t *)(p + 2);
 }
 
 static __inline int
 {
        return *(u_int16t *)(p + 2);
 }
 
 static __inline int

-isonum_733(p)
-       u_char *p;
+isonum_733(u_char *p)

 {
        return *(u_int32t *)(p + 4);
 }
 {
        return *(u_int32t *)(p + 4);
 }


@@ -375,19 +393,86 @@ isonum_733(p)
 
 #endif /* UNALIGNED_ACCESS */
 
 
 #endif /* UNALIGNED_ACCESS */
 

-int isofncmp __P((u_char *, int, u_char *, int));
-int ucsfncmp __P((u_int16_t *, int, u_int16_t *, int));
-void isofntrans __P((u_char *, int, u_char *, u_short *, int));
-void ucsfntrans __P((u_int16_t *, int, u_char *, u_short *, int));
-ino_t isodirino __P((struct iso_directory_record *, struct iso_mnt *));
-int attrcalcsize __P((struct attrlist *attrlist));
-void packattrblk __P((struct attrlist *alist, struct vnode *vp,
-                                         void **attrbufptrptr, void **varbufptrptr));
+int isofncmp(u_char *fn, int fnlen, u_char *isofn, int isolen);
+int ucsfncmp(u_int16_t *, int, u_int16_t *, int);
+void isofntrans(u_char *infn, int infnlen, u_char *outfn, u_short *outfnlen,
+               int original, int assoc);
+void ucsfntrans(u_int16_t *, int, u_char *, u_short *, int, int);
+int attrcalcsize(struct attrlist *attrlist);
+struct iso_node;
+void packcommonattr(struct attrlist *alist, struct iso_node *ip,
+                   void **attrbufptrptr, void **varbufptrptr);
+void packdirattr(struct attrlist *alist, struct iso_node *ip,
+                void **attrbufptrptr, void **varbufptrptr);
+void packfileattr(struct attrlist *alist, struct iso_node *ip,
+                 void **attrbufptrptr, void **varbufptrptr);
+void packattrblk(struct attrlist *alist, struct vnode *vp,
+                                 void **attrbufptrptr, void **varbufptrptr);
+
+
+/*
+ * Associated files have a leading "._".
+ */
+#define        ASSOCCHAR1      '.'
+#define        ASSOCCHAR2      '_'
+
+/*
+ * This header is prepended on media tracks, such as Video CD MPEG files.
+ */
+struct riff_header {
+       char riff[4];                   // "RIFF"
+       u_int32_t fileSize;             // little endian file size, not including this field or sig
+       char cdxa[4];                   // "CDXA"
+       char fmt[4];                    // "fmt "
+       u_int32_t fmtSize;              // always 16 (XXX this is an assumption)
+       char fmtData[16];               // CDXA extension of ISO directory entry, padded to 16 bytes
+       char data[4];                   // "data"
+       u_int32_t dataSize;             // number of sectors * 2352, little endian
+};
+
+#define CDXA_SECTOR_SIZE       2352
+
+
+/*
+ * AppleDouble constants
+ */
+#define APPLEDOUBLE_MAGIC    0x00051607
+#define APPLEDOUBLE_VERSION  0x00020000

 
 

+#define APPLEDOUBLE_DATAFORK     1
+#define APPLEDOUBLE_RESFORK      2
+#define APPLEDOUBLE_FINDERINFO   9

 
 /*
 
 /*

- * Associated files have a leading '='.
+ * Note that  68k alignment is needed to make sure that the first
+ * AppleDoubleEntry (after the numEntries below) is *immediately*
+ * after the numEntries, and not padded by 2 bytes.
+ *
+ * Consult RFC 1740 for details on AppleSingle/AppleDouble formats.

  */
  */

-#define        ASSOCCHAR       '='
+#pragma options align=mac68k
+
+struct apple_double_entry {
+       u_int32_t  entryID;
+       u_int32_t  offset;
+       u_int32_t  length;
+};
+typedef struct apple_double_entry apple_double_entry_t;
+
+struct apple_double_header {
+       u_int32_t  magic;
+       u_int32_t  version;
+       u_int8_t  filler[16];
+       u_int16_t  count;
+       apple_double_entry_t  entries[2];       /* FinderInfo + ResourceFork */
+       struct finder_info finfo;
+};
+typedef struct apple_double_header apple_double_header_t;
+
+#define ADH_SIZE  4096
+#define ADH_BLKS  2
+
+#pragma options align=reset

 
 

+#endif /* __APPLE_API_PRIVATE */

 #endif /* ! _ISO_H_ */
 #endif /* ! _ISO_H_ */