1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _ISOFS_FS_H 20 #define _ISOFS_FS_H 21 #include <linux/types.h> 22 #include <linux/magic.h> 23 #define ISODCL(from,to) (to - from + 1) 24 struct iso_volume_descriptor { 25 __u8 type[ISODCL(1, 1)]; 26 char id[ISODCL(2, 6)]; 27 __u8 version[ISODCL(7, 7)]; 28 __u8 data[ISODCL(8, 2048)]; 29 }; 30 #define ISO_VD_PRIMARY 1 31 #define ISO_VD_SUPPLEMENTARY 2 32 #define ISO_VD_END 255 33 #define ISO_STANDARD_ID "CD001" 34 struct iso_primary_descriptor { 35 __u8 type[ISODCL(1, 1)]; 36 char id[ISODCL(2, 6)]; 37 __u8 version[ISODCL(7, 7)]; 38 __u8 unused1[ISODCL(8, 8)]; 39 char system_id[ISODCL(9, 40)]; 40 char volume_id[ISODCL(41, 72)]; 41 __u8 unused2[ISODCL(73, 80)]; 42 __u8 volume_space_size[ISODCL(81, 88)]; 43 __u8 unused3[ISODCL(89, 120)]; 44 __u8 volume_set_size[ISODCL(121, 124)]; 45 __u8 volume_sequence_number[ISODCL(125, 128)]; 46 __u8 logical_block_size[ISODCL(129, 132)]; 47 __u8 path_table_size[ISODCL(133, 140)]; 48 __u8 type_l_path_table[ISODCL(141, 144)]; 49 __u8 opt_type_l_path_table[ISODCL(145, 148)]; 50 __u8 type_m_path_table[ISODCL(149, 152)]; 51 __u8 opt_type_m_path_table[ISODCL(153, 156)]; 52 __u8 root_directory_record[ISODCL(157, 190)]; 53 char volume_set_id[ISODCL(191, 318)]; 54 char publisher_id[ISODCL(319, 446)]; 55 char preparer_id[ISODCL(447, 574)]; 56 char application_id[ISODCL(575, 702)]; 57 char copyright_file_id[ISODCL(703, 739)]; 58 char abstract_file_id[ISODCL(740, 776)]; 59 char bibliographic_file_id[ISODCL(777, 813)]; 60 __u8 creation_date[ISODCL(814, 830)]; 61 __u8 modification_date[ISODCL(831, 847)]; 62 __u8 expiration_date[ISODCL(848, 864)]; 63 __u8 effective_date[ISODCL(865, 881)]; 64 __u8 file_structure_version[ISODCL(882, 882)]; 65 __u8 unused4[ISODCL(883, 883)]; 66 __u8 application_data[ISODCL(884, 1395)]; 67 __u8 unused5[ISODCL(1396, 2048)]; 68 }; 69 struct iso_supplementary_descriptor { 70 __u8 type[ISODCL(1, 1)]; 71 char id[ISODCL(2, 6)]; 72 __u8 version[ISODCL(7, 7)]; 73 __u8 flags[ISODCL(8, 8)]; 74 char system_id[ISODCL(9, 40)]; 75 char volume_id[ISODCL(41, 72)]; 76 __u8 unused2[ISODCL(73, 80)]; 77 __u8 volume_space_size[ISODCL(81, 88)]; 78 __u8 escape[ISODCL(89, 120)]; 79 __u8 volume_set_size[ISODCL(121, 124)]; 80 __u8 volume_sequence_number[ISODCL(125, 128)]; 81 __u8 logical_block_size[ISODCL(129, 132)]; 82 __u8 path_table_size[ISODCL(133, 140)]; 83 __u8 type_l_path_table[ISODCL(141, 144)]; 84 __u8 opt_type_l_path_table[ISODCL(145, 148)]; 85 __u8 type_m_path_table[ISODCL(149, 152)]; 86 __u8 opt_type_m_path_table[ISODCL(153, 156)]; 87 __u8 root_directory_record[ISODCL(157, 190)]; 88 char volume_set_id[ISODCL(191, 318)]; 89 char publisher_id[ISODCL(319, 446)]; 90 char preparer_id[ISODCL(447, 574)]; 91 char application_id[ISODCL(575, 702)]; 92 char copyright_file_id[ISODCL(703, 739)]; 93 char abstract_file_id[ISODCL(740, 776)]; 94 char bibliographic_file_id[ISODCL(777, 813)]; 95 __u8 creation_date[ISODCL(814, 830)]; 96 __u8 modification_date[ISODCL(831, 847)]; 97 __u8 expiration_date[ISODCL(848, 864)]; 98 __u8 effective_date[ISODCL(865, 881)]; 99 __u8 file_structure_version[ISODCL(882, 882)]; 100 __u8 unused4[ISODCL(883, 883)]; 101 __u8 application_data[ISODCL(884, 1395)]; 102 __u8 unused5[ISODCL(1396, 2048)]; 103 }; 104 #define HS_STANDARD_ID "CDROM" 105 struct hs_volume_descriptor { 106 __u8 foo[ISODCL(1, 8)]; 107 __u8 type[ISODCL(9, 9)]; 108 char id[ISODCL(10, 14)]; 109 __u8 version[ISODCL(15, 15)]; 110 __u8 data[ISODCL(16, 2048)]; 111 }; 112 struct hs_primary_descriptor { 113 __u8 foo[ISODCL(1, 8)]; 114 __u8 type[ISODCL(9, 9)]; 115 __u8 id[ISODCL(10, 14)]; 116 __u8 version[ISODCL(15, 15)]; 117 __u8 unused1[ISODCL(16, 16)]; 118 char system_id[ISODCL(17, 48)]; 119 char volume_id[ISODCL(49, 80)]; 120 __u8 unused2[ISODCL(81, 88)]; 121 __u8 volume_space_size[ISODCL(89, 96)]; 122 __u8 unused3[ISODCL(97, 128)]; 123 __u8 volume_set_size[ISODCL(129, 132)]; 124 __u8 volume_sequence_number[ISODCL(133, 136)]; 125 __u8 logical_block_size[ISODCL(137, 140)]; 126 __u8 path_table_size[ISODCL(141, 148)]; 127 __u8 type_l_path_table[ISODCL(149, 152)]; 128 __u8 unused4[ISODCL(153, 180)]; 129 __u8 root_directory_record[ISODCL(181, 214)]; 130 }; 131 struct iso_path_table { 132 __u8 name_len[2]; 133 __u8 extent[4]; 134 __u8 parent[2]; 135 char name[0]; 136 } __attribute__((packed)); 137 struct iso_directory_record { 138 __u8 length[ISODCL(1, 1)]; 139 __u8 ext_attr_length[ISODCL(2, 2)]; 140 __u8 extent[ISODCL(3, 10)]; 141 __u8 size[ISODCL(11, 18)]; 142 __u8 date[ISODCL(19, 25)]; 143 __u8 flags[ISODCL(26, 26)]; 144 __u8 file_unit_size[ISODCL(27, 27)]; 145 __u8 interleave[ISODCL(28, 28)]; 146 __u8 volume_sequence_number[ISODCL(29, 32)]; 147 __u8 name_len[ISODCL(33, 33)]; 148 char name[0]; 149 } __attribute__((packed)); 150 #define ISOFS_BLOCK_BITS 11 151 #define ISOFS_BLOCK_SIZE 2048 152 #define ISOFS_BUFFER_SIZE(INODE) ((INODE)->i_sb->s_blocksize) 153 #define ISOFS_BUFFER_BITS(INODE) ((INODE)->i_sb->s_blocksize_bits) 154 #endif 155