105 lines
3.7 KiB
C
105 lines
3.7 KiB
C
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#define ISODCL(from, to) (to - from + 1)
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struct iso_volume_descriptor {
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char type[ISODCL(1,1)]; /* 711 */
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char id[ISODCL(2,6)];
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char version[ISODCL(7,7)];
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char data[ISODCL(8,2048)];
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};
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/* volume descriptor types */
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#define ISO_VD_PRIMARY 1
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#define ISO_VD_END 255
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#define ISO_STANDARD_ID "CD001"
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struct iso_primary_descriptor {
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char type [ISODCL ( 1, 1)]; /* 711 */
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char id [ISODCL ( 2, 6)];
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char version [ISODCL ( 7, 7)]; /* 711 */
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char unused1 [ISODCL ( 8, 8)];
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char system_id [ISODCL ( 9, 40)]; /* achars */
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char volume_id [ISODCL ( 41, 72)]; /* dchars */
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char unused2 [ISODCL ( 73, 80)];
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char volume_space_size [ISODCL ( 81, 88)]; /* 733 */
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char unused3 [ISODCL ( 89, 120)];
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char volume_set_size [ISODCL (121, 124)]; /* 723 */
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char volume_sequence_number [ISODCL (125, 128)]; /* 723 */
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char logical_block_size [ISODCL (129, 132)]; /* 723 */
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char path_table_size [ISODCL (133, 140)]; /* 733 */
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char type_l_path_table [ISODCL (141, 144)]; /* 731 */
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char opt_type_l_path_table [ISODCL (145, 148)]; /* 731 */
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char type_m_path_table [ISODCL (149, 152)]; /* 732 */
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char opt_type_m_path_table [ISODCL (153, 156)]; /* 732 */
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char root_directory_record [ISODCL (157, 190)]; /* 9.1 */
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char volume_set_id [ISODCL (191, 318)]; /* dchars */
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char publisher_id [ISODCL (319, 446)]; /* achars */
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char preparer_id [ISODCL (447, 574)]; /* achars */
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char application_id [ISODCL (575, 702)]; /* achars */
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char copyright_file_id [ISODCL (703, 739)]; /* 7.5 dchars */
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char abstract_file_id [ISODCL (740, 776)]; /* 7.5 dchars */
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char bibliographic_file_id [ISODCL (777, 813)]; /* 7.5 dchars */
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char creation_date [ISODCL (814, 830)]; /* 8.4.26.1 */
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char modification_date [ISODCL (831, 847)]; /* 8.4.26.1 */
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char expiration_date [ISODCL (848, 864)]; /* 8.4.26.1 */
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char effective_date [ISODCL (865, 881)]; /* 8.4.26.1 */
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char file_structure_version [ISODCL (882, 882)]; /* 711 */
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char unused4 [ISODCL (883, 883)];
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char application_data [ISODCL (884, 1395)];
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char unused5 [ISODCL (1396, 2048)];
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};
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struct iso_directory_record {
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char length [ISODCL (1, 1)]; /* 711 */
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char ext_attr_length [ISODCL (2, 2)]; /* 711 */
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char extent [ISODCL (3, 10)]; /* 733 */
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char size [ISODCL (11, 18)]; /* 733 */
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char date [ISODCL (19, 25)]; /* 7 by 711 */
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char flags [ISODCL (26, 26)];
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char file_unit_size [ISODCL (27, 27)]; /* 711 */
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char interleave [ISODCL (28, 28)]; /* 711 */
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char volume_sequence_number [ISODCL (29, 32)]; /* 723 */
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char name_len [ISODCL (33, 33)]; /* 711 */
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char name [0];
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};
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struct iso_mnt {
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int logical_block_size;
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int volume_space_size;
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struct vnode *im_devvp;
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char im_fsmnt[50];
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int im_ronly;
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int im_fmod;
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struct mount *im_mountp;
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dev_t im_dev;
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int im_bshift;
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int im_bmask;
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int im_bsize;
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char root[ISODCL (157, 190)];
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int root_extent;
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int root_size;
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};
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#define VFSTOISOFS(mp) ((struct iso_mnt *)((mp)->mnt_data))
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#define iso_blkoff(imp, loc) ((loc) & ~(imp)->im_bmask)
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#define iso_lblkno(imp, loc) ((loc) >> (imp)->im_bshift)
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#define iso_blksize(imp, ip, lbn) ((imp)->im_bsize)
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#define iso_lblktosize(imp, blk) ((blk) << (imp)->im_bshift)
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int isofs_mount __P((struct mount *mp, char *path, caddr_t data,
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struct nameidata *ndp, struct proc *p));
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int isofs_start __P((struct mount *mp, int flags, struct proc *p));
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int isofs_unmount __P((struct mount *mp, int mntflags, struct proc *p));
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int isofs_root __P((struct mount *mp, struct vnode **vpp));
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int isofs_statfs __P((struct mount *mp, struct statfs *sbp, struct proc *p));
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int isofs_sync __P((struct mount *mp, int waitfor));
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int isofs_fhtovp __P((struct mount *mp, struct fid *fhp, struct vnode **vpp));
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int isofs_vptofh __P((struct vnode *vp, struct fid *fhp));
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int isofs_init __P(());
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