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 char type[ISODCL(1, 1)]; 26 char id[ISODCL(2, 6)]; 27 char version[ISODCL(7, 7)]; 28 char 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 char type[ISODCL(1, 1)]; 36 char id[ISODCL(2, 6)]; 37 char version[ISODCL(7, 7)]; 38 char unused1[ISODCL(8, 8)]; 39 char system_id[ISODCL(9, 40)]; 40 char volume_id[ISODCL(41, 72)]; 41 char unused2[ISODCL(73, 80)]; 42 char volume_space_size[ISODCL(81, 88)]; 43 char unused3[ISODCL(89, 120)]; 44 char volume_set_size[ISODCL(121, 124)]; 45 char volume_sequence_number[ISODCL(125, 128)]; 46 char logical_block_size[ISODCL(129, 132)]; 47 char path_table_size[ISODCL(133, 140)]; 48 char type_l_path_table[ISODCL(141, 144)]; 49 char opt_type_l_path_table[ISODCL(145, 148)]; 50 char type_m_path_table[ISODCL(149, 152)]; 51 char opt_type_m_path_table[ISODCL(153, 156)]; 52 char 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 char creation_date[ISODCL(814, 830)]; 61 char modification_date[ISODCL(831, 847)]; 62 char expiration_date[ISODCL(848, 864)]; 63 char effective_date[ISODCL(865, 881)]; 64 char file_structure_version[ISODCL(882, 882)]; 65 char unused4[ISODCL(883, 883)]; 66 char application_data[ISODCL(884, 1395)]; 67 char unused5[ISODCL(1396, 2048)]; 68 }; 69 struct iso_supplementary_descriptor { 70 char type[ISODCL(1, 1)]; 71 char id[ISODCL(2, 6)]; 72 char version[ISODCL(7, 7)]; 73 char flags[ISODCL(8, 8)]; 74 char system_id[ISODCL(9, 40)]; 75 char volume_id[ISODCL(41, 72)]; 76 char unused2[ISODCL(73, 80)]; 77 char volume_space_size[ISODCL(81, 88)]; 78 char escape[ISODCL(89, 120)]; 79 char volume_set_size[ISODCL(121, 124)]; 80 char volume_sequence_number[ISODCL(125, 128)]; 81 char logical_block_size[ISODCL(129, 132)]; 82 char path_table_size[ISODCL(133, 140)]; 83 char type_l_path_table[ISODCL(141, 144)]; 84 char opt_type_l_path_table[ISODCL(145, 148)]; 85 char type_m_path_table[ISODCL(149, 152)]; 86 char opt_type_m_path_table[ISODCL(153, 156)]; 87 char 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 char creation_date[ISODCL(814, 830)]; 96 char modification_date[ISODCL(831, 847)]; 97 char expiration_date[ISODCL(848, 864)]; 98 char effective_date[ISODCL(865, 881)]; 99 char file_structure_version[ISODCL(882, 882)]; 100 char unused4[ISODCL(883, 883)]; 101 char application_data[ISODCL(884, 1395)]; 102 char unused5[ISODCL(1396, 2048)]; 103 }; 104 #define HS_STANDARD_ID "CDROM" 105 struct hs_volume_descriptor { 106 char foo[ISODCL(1, 8)]; 107 char type[ISODCL(9, 9)]; 108 char id[ISODCL(10, 14)]; 109 char version[ISODCL(15, 15)]; 110 char data[ISODCL(16, 2048)]; 111 }; 112 struct hs_primary_descriptor { 113 char foo[ISODCL(1, 8)]; 114 char type[ISODCL(9, 9)]; 115 char id[ISODCL(10, 14)]; 116 char version[ISODCL(15, 15)]; 117 char unused1[ISODCL(16, 16)]; 118 char system_id[ISODCL(17, 48)]; 119 char volume_id[ISODCL(49, 80)]; 120 char unused2[ISODCL(81, 88)]; 121 char volume_space_size[ISODCL(89, 96)]; 122 char unused3[ISODCL(97, 128)]; 123 char volume_set_size[ISODCL(129, 132)]; 124 char volume_sequence_number[ISODCL(133, 136)]; 125 char logical_block_size[ISODCL(137, 140)]; 126 char path_table_size[ISODCL(141, 148)]; 127 char type_l_path_table[ISODCL(149, 152)]; 128 char unused4[ISODCL(153, 180)]; 129 char root_directory_record[ISODCL(181, 214)]; 130 }; 131 struct iso_path_table { 132 unsigned char name_len[2]; 133 char extent[4]; 134 char parent[2]; 135 char name[0]; 136 } __attribute__((packed)); 137 struct iso_directory_record { 138 char length[ISODCL(1, 1)]; 139 char ext_attr_length[ISODCL(2, 2)]; 140 char extent[ISODCL(3, 10)]; 141 char size[ISODCL(11, 18)]; 142 char date[ISODCL(19, 25)]; 143 char flags[ISODCL(26, 26)]; 144 char file_unit_size[ISODCL(27, 27)]; 145 char interleave[ISODCL(28, 28)]; 146 char volume_sequence_number[ISODCL(29, 32)]; 147 unsigned char 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