Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 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 __LINUX_JFFS2_H__ |
| 20 | #define __LINUX_JFFS2_H__ |
| 21 | #include <linux/types.h> |
| 22 | #include <linux/magic.h> |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 23 | #define JFFS2_OLD_MAGIC_BITMASK 0x1984 |
| 24 | #define JFFS2_MAGIC_BITMASK 0x1985 |
| 25 | #define KSAMTIB_CIGAM_2SFFJ 0x8519 |
| 26 | #define JFFS2_EMPTY_BITMASK 0xffff |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 27 | #define JFFS2_DIRTY_BITMASK 0x0000 |
| 28 | #define JFFS2_SUM_MAGIC 0x02851885 |
| 29 | #define JFFS2_MAX_NAME_LEN 254 |
| 30 | #define JFFS2_MIN_DATA_LEN 128 |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 31 | #define JFFS2_COMPR_NONE 0x00 |
| 32 | #define JFFS2_COMPR_ZERO 0x01 |
| 33 | #define JFFS2_COMPR_RTIME 0x02 |
| 34 | #define JFFS2_COMPR_RUBINMIPS 0x03 |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 35 | #define JFFS2_COMPR_COPY 0x04 |
| 36 | #define JFFS2_COMPR_DYNRUBIN 0x05 |
| 37 | #define JFFS2_COMPR_ZLIB 0x06 |
| 38 | #define JFFS2_COMPR_LZO 0x07 |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 39 | #define JFFS2_COMPAT_MASK 0xc000 |
| 40 | #define JFFS2_NODE_ACCURATE 0x2000 |
| 41 | #define JFFS2_FEATURE_INCOMPAT 0xc000 |
| 42 | #define JFFS2_FEATURE_ROCOMPAT 0x8000 |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 43 | #define JFFS2_FEATURE_RWCOMPAT_COPY 0x4000 |
| 44 | #define JFFS2_FEATURE_RWCOMPAT_DELETE 0x0000 |
| 45 | #define JFFS2_NODETYPE_DIRENT (JFFS2_FEATURE_INCOMPAT | JFFS2_NODE_ACCURATE | 1) |
| 46 | #define JFFS2_NODETYPE_INODE (JFFS2_FEATURE_INCOMPAT | JFFS2_NODE_ACCURATE | 2) |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 47 | #define JFFS2_NODETYPE_CLEANMARKER (JFFS2_FEATURE_RWCOMPAT_DELETE | JFFS2_NODE_ACCURATE | 3) |
| 48 | #define JFFS2_NODETYPE_PADDING (JFFS2_FEATURE_RWCOMPAT_DELETE | JFFS2_NODE_ACCURATE | 4) |
| 49 | #define JFFS2_NODETYPE_SUMMARY (JFFS2_FEATURE_RWCOMPAT_DELETE | JFFS2_NODE_ACCURATE | 6) |
| 50 | #define JFFS2_NODETYPE_XATTR (JFFS2_FEATURE_INCOMPAT | JFFS2_NODE_ACCURATE | 8) |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 51 | #define JFFS2_NODETYPE_XREF (JFFS2_FEATURE_INCOMPAT | JFFS2_NODE_ACCURATE | 9) |
| 52 | #define JFFS2_XPREFIX_USER 1 |
| 53 | #define JFFS2_XPREFIX_SECURITY 2 |
| 54 | #define JFFS2_XPREFIX_ACL_ACCESS 3 |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 55 | #define JFFS2_XPREFIX_ACL_DEFAULT 4 |
| 56 | #define JFFS2_XPREFIX_TRUSTED 5 |
| 57 | #define JFFS2_ACL_VERSION 0x0001 |
| 58 | #define JFFS2_INO_FLAG_PREREAD 1 |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 59 | #define JFFS2_INO_FLAG_USERCOMPR 2 |
| 60 | typedef struct { |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 61 | __u32 v32; |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 62 | } __attribute__((packed)) jint32_t; |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 63 | typedef struct { |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 64 | __u32 m; |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 65 | } __attribute__((packed)) jmode_t; |
| 66 | typedef struct { |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 67 | __u16 v16; |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 68 | } __attribute__((packed)) jint16_t; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 69 | struct jffs2_unknown_node { |
| 70 | jint16_t magic; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 71 | jint16_t nodetype; |
| 72 | jint32_t totlen; |
| 73 | jint32_t hdr_crc; |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 74 | }; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 75 | struct jffs2_raw_dirent { |
| 76 | jint16_t magic; |
| 77 | jint16_t nodetype; |
| 78 | jint32_t totlen; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 79 | jint32_t hdr_crc; |
| 80 | jint32_t pino; |
| 81 | jint32_t version; |
| 82 | jint32_t ino; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 83 | jint32_t mctime; |
| 84 | __u8 nsize; |
| 85 | __u8 type; |
| 86 | __u8 unused[2]; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 87 | jint32_t node_crc; |
| 88 | jint32_t name_crc; |
| 89 | __u8 name[0]; |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 90 | }; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 91 | struct jffs2_raw_inode { |
| 92 | jint16_t magic; |
| 93 | jint16_t nodetype; |
| 94 | jint32_t totlen; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 95 | jint32_t hdr_crc; |
| 96 | jint32_t ino; |
| 97 | jint32_t version; |
| 98 | jmode_t mode; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 99 | jint16_t uid; |
| 100 | jint16_t gid; |
| 101 | jint32_t isize; |
| 102 | jint32_t atime; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 103 | jint32_t mtime; |
| 104 | jint32_t ctime; |
| 105 | jint32_t offset; |
| 106 | jint32_t csize; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 107 | jint32_t dsize; |
| 108 | __u8 compr; |
| 109 | __u8 usercompr; |
| 110 | jint16_t flags; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 111 | jint32_t data_crc; |
| 112 | jint32_t node_crc; |
| 113 | __u8 data[0]; |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 114 | }; |
| 115 | struct jffs2_raw_xattr { |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 116 | jint16_t magic; |
| 117 | jint16_t nodetype; |
| 118 | jint32_t totlen; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 119 | jint32_t hdr_crc; |
| 120 | jint32_t xid; |
| 121 | jint32_t version; |
| 122 | __u8 xprefix; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 123 | __u8 name_len; |
| 124 | jint16_t value_len; |
| 125 | jint32_t data_crc; |
| 126 | jint32_t node_crc; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 127 | __u8 data[0]; |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 128 | } __attribute__((packed)); |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 129 | struct jffs2_raw_xref { |
| 130 | jint16_t magic; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 131 | jint16_t nodetype; |
| 132 | jint32_t totlen; |
| 133 | jint32_t hdr_crc; |
| 134 | jint32_t ino; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 135 | jint32_t xid; |
| 136 | jint32_t xseqno; |
| 137 | jint32_t node_crc; |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 138 | } __attribute__((packed)); |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 139 | struct jffs2_raw_summary { |
| 140 | jint16_t magic; |
| 141 | jint16_t nodetype; |
| 142 | jint32_t totlen; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 143 | jint32_t hdr_crc; |
| 144 | jint32_t sum_num; |
| 145 | jint32_t cln_mkr; |
| 146 | jint32_t padded; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 147 | jint32_t sum_crc; |
| 148 | jint32_t node_crc; |
| 149 | jint32_t sum[0]; |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 150 | }; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 151 | union jffs2_node_union { |
| 152 | struct jffs2_raw_inode i; |
| 153 | struct jffs2_raw_dirent d; |
| 154 | struct jffs2_raw_xattr x; |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 155 | struct jffs2_raw_xref r; |
| 156 | struct jffs2_raw_summary s; |
| 157 | struct jffs2_unknown_node u; |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 158 | }; |
| 159 | union jffs2_device_node { |
Tao Bao | d7db594 | 2015-01-28 10:07:51 -0800 | [diff] [blame] | 160 | jint16_t old_id; |
| 161 | jint32_t new_id; |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 162 | }; |
Ben Cheng | 655a7c0 | 2013-10-16 16:09:24 -0700 | [diff] [blame] | 163 | #endif |