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ecma167-udf.h
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osta.c
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osta.h
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udf.h
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udf_iconv.c
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udf_mount.h
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udf_vfsops.c
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udf_vnops.c
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Editing: ecma167-udf.h
/*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright (c) 2001, 2002 Scott Long <scottl@freebsd.org> * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ /* ecma167-udf.h */ /* Structure/definitions/constants a la ECMA 167 rev. 3 */ /* Tag identifiers */ enum { TAGID_PRI_VOL = 1, TAGID_ANCHOR = 2, TAGID_VOL = 3, TAGID_IMP_VOL = 4, TAGID_PARTITION = 5, TAGID_LOGVOL = 6, TAGID_UNALLOC_SPACE = 7, TAGID_TERM = 8, TAGID_LOGVOL_INTEGRITY = 9, TAGID_FSD = 256, TAGID_FID = 257, TAGID_FENTRY = 261 }; /* Descriptor tag [3/7.2] */ struct desc_tag { uint16_t id; uint16_t descriptor_ver; uint8_t cksum; uint8_t reserved; uint16_t serial_num; uint16_t desc_crc; uint16_t desc_crc_len; uint32_t tag_loc; } __packed; /* Recorded Address [4/7.1] */ struct lb_addr { uint32_t lb_num; uint16_t part_num; } __packed; /* Extent Descriptor [3/7.1] */ struct extent_ad { uint32_t len; uint32_t loc; } __packed; /* Short Allocation Descriptor [4/14.14.1] */ struct short_ad { uint32_t len; uint32_t pos; } __packed; /* Long Allocation Descriptor [4/14.14.2] */ struct long_ad { uint32_t len; struct lb_addr loc; uint16_t ad_flags; uint32_t ad_id; } __packed; /* Extended Allocation Descriptor [4/14.14.3] */ struct ext_ad { uint32_t ex_len; uint32_t rec_len; uint32_t inf_len; struct lb_addr ex_loc; uint8_t reserved[2]; } __packed; union icb { struct short_ad s_ad; struct long_ad l_ad; struct ext_ad e_ad; }; /* Character set spec [1/7.2.1] */ struct charspec { uint8_t type; uint8_t inf[63]; } __packed; /* Timestamp [1/7.3] */ struct timestamp { uint16_t type_tz; uint16_t year; uint8_t month; uint8_t day; uint8_t hour; uint8_t minute; uint8_t second; uint8_t centisec; uint8_t hund_usec; uint8_t usec; } __packed; /* Entity Identifier [1/7.4] */ #define UDF_REGID_ID_SIZE 23 struct regid { uint8_t flags; uint8_t id[UDF_REGID_ID_SIZE]; uint8_t id_suffix[8]; } __packed; /* ICB Tag [4/14.6] */ struct icb_tag { uint32_t prev_num_dirs; uint16_t strat_type; uint8_t strat_param[2]; uint16_t max_num_entries; uint8_t reserved; uint8_t file_type; struct lb_addr parent_icb; uint16_t flags; } __packed; #define UDF_ICB_TAG_FLAGS_SETUID 0x40 #define UDF_ICB_TAG_FLAGS_SETGID 0x80 #define UDF_ICB_TAG_FLAGS_STICKY 0x100 /* Anchor Volume Descriptor Pointer [3/10.2] */ struct anchor_vdp { struct desc_tag tag; struct extent_ad main_vds_ex; struct extent_ad reserve_vds_ex; } __packed; /* Volume Descriptor Pointer [3/10.3] */ struct vol_desc_ptr { struct desc_tag tag; uint32_t vds_number; struct extent_ad next_vds_ex; } __packed; /* Primary Volume Descriptor [3/10.1] */ struct pri_vol_desc { struct desc_tag tag; uint32_t seq_num; uint32_t pdv_num; char vol_id[32]; uint16_t vds_num; uint16_t max_vol_seq; uint16_t ichg_lvl; uint16_t max_ichg_lvl; uint32_t charset_list; uint32_t max_charset_list; char volset_id[128]; struct charspec desc_charset; struct charspec explanatory_charset; struct extent_ad vol_abstract; struct extent_ad vol_copyright; struct regid app_id; struct timestamp time; struct regid imp_id; uint8_t imp_use[64]; uint32_t prev_vds_lov; uint16_t flags; uint8_t reserved[22]; } __packed; /* Logical Volume Descriptor [3/10.6] */ struct logvol_desc { struct desc_tag tag; uint32_t seq_num; struct charspec desc_charset; char logvol_id[128]; uint32_t lb_size; struct regid domain_id; union { struct long_ad fsd_loc; uint8_t logvol_content_use[16]; } _lvd_use; uint32_t mt_l; /* Partition map length */ uint32_t n_pm; /* Number of partition maps */ struct regid imp_id; uint8_t imp_use[128]; struct extent_ad integrity_seq_id; uint8_t maps[1]; } __packed; /* Type 1 Partition Map [3/10.7.2] */ struct part_map_1 { uint8_t type; uint8_t len; uint16_t vol_seq_num; uint16_t part_num; } __packed; #define UDF_PMAP_TYPE1_SIZE 6 /* Type 2 Partition Map [3/10.7.3] */ struct part_map_2 { uint8_t type; uint8_t len; uint8_t part_id[62]; } __packed; #define UDF_PMAP_TYPE2_SIZE 64 /* Virtual Partition Map [UDF 2.01/2.2.8] */ struct part_map_virt { uint8_t type; uint8_t len; uint8_t reserved[2]; struct regid id; uint16_t vol_seq_num; uint16_t part_num; uint8_t reserved1[24]; } __packed; /* Sparable Partition Map [UDF 2.01/2.2.9] */ struct part_map_spare { uint8_t type; uint8_t len; uint8_t reserved[2]; struct regid id; uint16_t vol_seq_num; uint16_t part_num; uint16_t packet_len; uint8_t n_st; /* Number of Sparing Tables */ uint8_t reserved1; uint32_t st_size; uint32_t st_loc[1]; } __packed; union udf_pmap { struct part_map_1 pm1; struct part_map_2 pm2; struct part_map_virt pmv; struct part_map_spare pms; }; /* Sparing Map Entry [UDF 2.01/2.2.11] */ struct spare_map_entry { uint32_t org; uint32_t map; } __packed; /* Sparing Table [UDF 2.01/2.2.11] */ struct udf_sparing_table { struct desc_tag tag; struct regid id; uint16_t rt_l; /* Relocation Table len */ uint8_t reserved[2]; uint32_t seq_num; struct spare_map_entry entries[1]; } __packed; /* Partition Descriptor [3/10.5] */ struct part_desc { struct desc_tag tag; uint32_t seq_num; uint16_t flags; uint16_t part_num; struct regid contents; uint8_t contents_use[128]; uint32_t access_type; uint32_t start_loc; uint32_t part_len; struct regid imp_id; uint8_t imp_use[128]; uint8_t reserved[156]; } __packed; /* File Set Descriptor [4/14.1] */ struct fileset_desc { struct desc_tag tag; struct timestamp time; uint16_t ichg_lvl; uint16_t max_ichg_lvl; uint32_t charset_list; uint32_t max_charset_list; uint32_t fileset_num; uint32_t fileset_desc_num; struct charspec logvol_id_charset; char logvol_id[128]; struct charspec fileset_charset; char fileset_id[32]; char copyright_file_id[32]; char abstract_file_id[32]; struct long_ad rootdir_icb; struct regid domain_id; struct long_ad next_ex; struct long_ad streamdir_icb; uint8_t reserved[32]; } __packed; /* File Identifier Descriptor [4/14.4] */ struct fileid_desc { struct desc_tag tag; uint16_t file_num; uint8_t file_char; uint8_t l_fi; /* Length of file identifier area */ struct long_ad icb; uint16_t l_iu; /* Length of implementation use area */ uint8_t data[1]; } __packed; #define UDF_FID_SIZE 38 #define UDF_FILE_CHAR_VIS (1 << 0) /* Visible */ #define UDF_FILE_CHAR_DIR (1 << 1) /* Directory */ #define UDF_FILE_CHAR_DEL (1 << 2) /* Deleted */ #define UDF_FILE_CHAR_PAR (1 << 3) /* Parent Directory */ #define UDF_FILE_CHAR_META (1 << 4) /* Stream metadata */ /* File Entry [4/14.9] */ struct file_entry { struct desc_tag tag; struct icb_tag icbtag; uint32_t uid; uint32_t gid; uint32_t perm; uint16_t link_cnt; uint8_t rec_format; uint8_t rec_disp_attr; uint32_t rec_len; uint64_t inf_len; uint64_t logblks_rec; struct timestamp atime; struct timestamp mtime; struct timestamp attrtime; uint32_t ckpoint; struct long_ad ex_attr_icb; struct regid imp_id; uint64_t unique_id; uint32_t l_ea; /* Length of extended attribute area */ uint32_t l_ad; /* Length of allocation descriptors */ uint8_t data[1]; } __packed; #define UDF_FENTRY_SIZE 176 #define UDF_FENTRY_PERM_USER_MASK 0x07 #define UDF_FENTRY_PERM_GRP_MASK 0xE0 #define UDF_FENTRY_PERM_OWNER_MASK 0x1C00 /* Path Component [4/14.16.1] */ struct path_component { uint8_t type; uint8_t length; uint16_t version; uint8_t identifier[1]; } __packed; #define UDF_PATH_ROOT 2 #define UDF_PATH_DOTDOT 3 #define UDF_PATH_DOT 4 #define UDF_PATH_PATH 5 union dscrptr { struct desc_tag tag; struct anchor_vdp avdp; struct vol_desc_ptr vdp; struct pri_vol_desc pvd; struct logvol_desc lvd; struct part_desc pd; struct fileset_desc fsd; struct fileid_desc fid; struct file_entry fe; }; /* Useful defines */ #define GETICB(ad_type, fentry, offset) \ (struct ad_type *)&fentry->data[offset] #define GETICBLEN(ad_type, icb) le32toh(((struct ad_type *)(icb))->len)
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