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1da177e4 | 1 | /* |
7b718769 NS |
2 | * Copyright (c) 2004-2005 Silicon Graphics, Inc. |
3 | * All Rights Reserved. | |
1da177e4 | 4 | * |
7b718769 NS |
5 | * This program is free software; you can redistribute it and/or |
6 | * modify it under the terms of the GNU General Public License as | |
1da177e4 LT |
7 | * published by the Free Software Foundation. |
8 | * | |
7b718769 NS |
9 | * This program is distributed in the hope that it would be useful, |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
1da177e4 | 13 | * |
7b718769 NS |
14 | * You should have received a copy of the GNU General Public License |
15 | * along with this program; if not, write the Free Software Foundation, | |
16 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
1da177e4 | 17 | */ |
7b718769 NS |
18 | #ifndef __XFS_IOCTL32_H__ |
19 | #define __XFS_IOCTL32_H__ | |
20 | ||
ffae263a | 21 | #include <linux/compat.h> |
22 | ||
a50cd269 | 23 | extern long xfs_file_compat_ioctl(struct file *, unsigned, unsigned long); |
6cc8fef4 | 24 | extern long xfs_file_compat_invis_ioctl(struct file *, unsigned, unsigned long); |
1da177e4 | 25 | |
ffae263a | 26 | /* |
27 | * on 32-bit arches, ioctl argument structures may have different sizes | |
28 | * and/or alignment. We define compat structures which match the | |
29 | * 32-bit sizes/alignments here, and their associated ioctl numbers. | |
30 | * | |
31 | * xfs_ioctl32.c contains routines to copy these structures in and out. | |
32 | */ | |
33 | ||
34 | /* stock kernel-level ioctls we support */ | |
35 | #define XFS_IOC_GETXFLAGS_32 FS_IOC32_GETFLAGS | |
36 | #define XFS_IOC_SETXFLAGS_32 FS_IOC32_SETFLAGS | |
37 | #define XFS_IOC_GETVERSION_32 FS_IOC32_GETVERSION | |
38 | ||
39 | /* | |
40 | * On intel, even if sizes match, alignment and/or padding may differ. | |
41 | */ | |
42 | #if defined(CONFIG_IA64) || defined(CONFIG_X86_64) | |
43 | #define BROKEN_X86_ALIGNMENT | |
44 | #define __compat_packed __attribute__((packed)) | |
45 | #else | |
46 | #define __compat_packed | |
47 | #endif | |
48 | ||
49 | typedef struct compat_xfs_bstime { | |
50 | compat_time_t tv_sec; /* seconds */ | |
51 | __s32 tv_nsec; /* and nanoseconds */ | |
52 | } compat_xfs_bstime_t; | |
53 | ||
54 | typedef struct compat_xfs_bstat { | |
55 | __u64 bs_ino; /* inode number */ | |
56 | __u16 bs_mode; /* type and mode */ | |
57 | __u16 bs_nlink; /* number of links */ | |
58 | __u32 bs_uid; /* user id */ | |
59 | __u32 bs_gid; /* group id */ | |
60 | __u32 bs_rdev; /* device value */ | |
61 | __s32 bs_blksize; /* block size */ | |
62 | __s64 bs_size; /* file size */ | |
63 | compat_xfs_bstime_t bs_atime; /* access time */ | |
64 | compat_xfs_bstime_t bs_mtime; /* modify time */ | |
65 | compat_xfs_bstime_t bs_ctime; /* inode change time */ | |
66 | int64_t bs_blocks; /* number of blocks */ | |
67 | __u32 bs_xflags; /* extended flags */ | |
68 | __s32 bs_extsize; /* extent size */ | |
69 | __s32 bs_extents; /* number of extents */ | |
70 | __u32 bs_gen; /* generation count */ | |
71 | __u16 bs_projid; /* project id */ | |
72 | unsigned char bs_pad[14]; /* pad space, unused */ | |
73 | __u32 bs_dmevmask; /* DMIG event mask */ | |
74 | __u16 bs_dmstate; /* DMIG state info */ | |
75 | __u16 bs_aextents; /* attribute number of extents */ | |
76 | } __compat_packed compat_xfs_bstat_t; | |
77 | ||
78 | typedef struct compat_xfs_fsop_bulkreq { | |
79 | compat_uptr_t lastip; /* last inode # pointer */ | |
80 | __s32 icount; /* count of entries in buffer */ | |
81 | compat_uptr_t ubuffer; /* user buffer for inode desc. */ | |
82 | compat_uptr_t ocount; /* output count pointer */ | |
83 | } compat_xfs_fsop_bulkreq_t; | |
84 | ||
85 | #define XFS_IOC_FSBULKSTAT_32 \ | |
86 | _IOWR('X', 101, struct compat_xfs_fsop_bulkreq) | |
87 | #define XFS_IOC_FSBULKSTAT_SINGLE_32 \ | |
88 | _IOWR('X', 102, struct compat_xfs_fsop_bulkreq) | |
89 | #define XFS_IOC_FSINUMBERS_32 \ | |
90 | _IOWR('X', 103, struct compat_xfs_fsop_bulkreq) | |
91 | ||
92 | typedef struct compat_xfs_fsop_handlereq { | |
93 | __u32 fd; /* fd for FD_TO_HANDLE */ | |
94 | compat_uptr_t path; /* user pathname */ | |
95 | __u32 oflags; /* open flags */ | |
96 | compat_uptr_t ihandle; /* user supplied handle */ | |
97 | __u32 ihandlen; /* user supplied length */ | |
98 | compat_uptr_t ohandle; /* user buffer for handle */ | |
99 | compat_uptr_t ohandlen; /* user buffer length */ | |
100 | } compat_xfs_fsop_handlereq_t; | |
101 | ||
102 | #define XFS_IOC_PATH_TO_FSHANDLE_32 \ | |
103 | _IOWR('X', 104, struct compat_xfs_fsop_handlereq) | |
104 | #define XFS_IOC_PATH_TO_HANDLE_32 \ | |
105 | _IOWR('X', 105, struct compat_xfs_fsop_handlereq) | |
106 | #define XFS_IOC_FD_TO_HANDLE_32 \ | |
107 | _IOWR('X', 106, struct compat_xfs_fsop_handlereq) | |
108 | #define XFS_IOC_OPEN_BY_HANDLE_32 \ | |
109 | _IOWR('X', 107, struct compat_xfs_fsop_handlereq) | |
110 | #define XFS_IOC_READLINK_BY_HANDLE_32 \ | |
111 | _IOWR('X', 108, struct compat_xfs_fsop_handlereq) | |
112 | ||
e94fc4a4 | 113 | /* The bstat field in the swapext struct needs translation */ |
114 | typedef struct compat_xfs_swapext { | |
115 | __int64_t sx_version; /* version */ | |
116 | __int64_t sx_fdtarget; /* fd of target file */ | |
117 | __int64_t sx_fdtmp; /* fd of tmp file */ | |
118 | xfs_off_t sx_offset; /* offset into file */ | |
119 | xfs_off_t sx_length; /* leng from offset */ | |
120 | char sx_pad[16]; /* pad space, unused */ | |
121 | compat_xfs_bstat_t sx_stat; /* stat of target b4 copy */ | |
122 | } __compat_packed compat_xfs_swapext_t; | |
123 | ||
124 | #define XFS_IOC_SWAPEXT_32 _IOWR('X', 109, struct compat_xfs_swapext) | |
125 | ||
ebeecd2b | 126 | typedef struct compat_xfs_fsop_attrlist_handlereq { |
127 | struct compat_xfs_fsop_handlereq hreq; /* handle interface structure */ | |
128 | struct xfs_attrlist_cursor pos; /* opaque cookie, list offset */ | |
129 | __u32 flags; /* which namespace to use */ | |
130 | __u32 buflen; /* length of buffer supplied */ | |
131 | compat_uptr_t buffer; /* returned names */ | |
132 | } __compat_packed compat_xfs_fsop_attrlist_handlereq_t; | |
133 | ||
134 | /* Note: actually this is read/write */ | |
135 | #define XFS_IOC_ATTRLIST_BY_HANDLE_32 \ | |
136 | _IOW('X', 122, struct compat_xfs_fsop_attrlist_handlereq) | |
137 | ||
28750975 | 138 | /* am_opcodes defined in xfs_fs.h */ |
139 | typedef struct compat_xfs_attr_multiop { | |
140 | __u32 am_opcode; | |
141 | __s32 am_error; | |
142 | compat_uptr_t am_attrname; | |
143 | compat_uptr_t am_attrvalue; | |
144 | __u32 am_length; | |
145 | __u32 am_flags; | |
146 | } compat_xfs_attr_multiop_t; | |
147 | ||
148 | typedef struct compat_xfs_fsop_attrmulti_handlereq { | |
149 | struct compat_xfs_fsop_handlereq hreq; /* handle interface structure */ | |
150 | __u32 opcount;/* count of following multiop */ | |
151 | /* ptr to compat_xfs_attr_multiop */ | |
152 | compat_uptr_t ops; /* attr_multi data */ | |
153 | } compat_xfs_fsop_attrmulti_handlereq_t; | |
154 | ||
155 | #define XFS_IOC_ATTRMULTI_BY_HANDLE_32 \ | |
156 | _IOW('X', 123, struct compat_xfs_fsop_attrmulti_handlereq) | |
157 | ||
ffae263a | 158 | #ifdef BROKEN_X86_ALIGNMENT |
159 | /* on ia32 l_start is on a 32-bit boundary */ | |
160 | typedef struct compat_xfs_flock64 { | |
161 | __s16 l_type; | |
162 | __s16 l_whence; | |
163 | __s64 l_start __attribute__((packed)); | |
164 | /* len == 0 means until end of file */ | |
165 | __s64 l_len __attribute__((packed)); | |
166 | __s32 l_sysid; | |
167 | __u32 l_pid; | |
168 | __s32 l_pad[4]; /* reserve area */ | |
169 | } compat_xfs_flock64_t; | |
170 | ||
171 | #define XFS_IOC_ALLOCSP_32 _IOW('X', 10, struct compat_xfs_flock64) | |
172 | #define XFS_IOC_FREESP_32 _IOW('X', 11, struct compat_xfs_flock64) | |
173 | #define XFS_IOC_ALLOCSP64_32 _IOW('X', 36, struct compat_xfs_flock64) | |
174 | #define XFS_IOC_FREESP64_32 _IOW('X', 37, struct compat_xfs_flock64) | |
175 | #define XFS_IOC_RESVSP_32 _IOW('X', 40, struct compat_xfs_flock64) | |
176 | #define XFS_IOC_UNRESVSP_32 _IOW('X', 41, struct compat_xfs_flock64) | |
177 | #define XFS_IOC_RESVSP64_32 _IOW('X', 42, struct compat_xfs_flock64) | |
178 | #define XFS_IOC_UNRESVSP64_32 _IOW('X', 43, struct compat_xfs_flock64) | |
179 | ||
180 | typedef struct compat_xfs_fsop_geom_v1 { | |
181 | __u32 blocksize; /* filesystem (data) block size */ | |
182 | __u32 rtextsize; /* realtime extent size */ | |
183 | __u32 agblocks; /* fsblocks in an AG */ | |
184 | __u32 agcount; /* number of allocation groups */ | |
185 | __u32 logblocks; /* fsblocks in the log */ | |
186 | __u32 sectsize; /* (data) sector size, bytes */ | |
187 | __u32 inodesize; /* inode size in bytes */ | |
188 | __u32 imaxpct; /* max allowed inode space(%) */ | |
189 | __u64 datablocks; /* fsblocks in data subvolume */ | |
190 | __u64 rtblocks; /* fsblocks in realtime subvol */ | |
191 | __u64 rtextents; /* rt extents in realtime subvol*/ | |
192 | __u64 logstart; /* starting fsblock of the log */ | |
193 | unsigned char uuid[16]; /* unique id of the filesystem */ | |
194 | __u32 sunit; /* stripe unit, fsblocks */ | |
195 | __u32 swidth; /* stripe width, fsblocks */ | |
196 | __s32 version; /* structure version */ | |
197 | __u32 flags; /* superblock version flags */ | |
198 | __u32 logsectsize; /* log sector size, bytes */ | |
199 | __u32 rtsectsize; /* realtime sector size, bytes */ | |
200 | __u32 dirblocksize; /* directory block size, bytes */ | |
201 | } __attribute__((packed)) compat_xfs_fsop_geom_v1_t; | |
202 | ||
203 | #define XFS_IOC_FSGEOMETRY_V1_32 \ | |
204 | _IOR('X', 100, struct compat_xfs_fsop_geom_v1) | |
205 | ||
206 | typedef struct compat_xfs_inogrp { | |
207 | __u64 xi_startino; /* starting inode number */ | |
208 | __s32 xi_alloccount; /* # bits set in allocmask */ | |
209 | __u64 xi_allocmask; /* mask of allocated inodes */ | |
210 | } __attribute__((packed)) compat_xfs_inogrp_t; | |
211 | ||
471d5910 | 212 | /* These growfs input structures have padding on the end, so must translate */ |
213 | typedef struct compat_xfs_growfs_data { | |
214 | __u64 newblocks; /* new data subvol size, fsblocks */ | |
215 | __u32 imaxpct; /* new inode space percentage limit */ | |
216 | } __attribute__((packed)) compat_xfs_growfs_data_t; | |
217 | ||
218 | typedef struct compat_xfs_growfs_rt { | |
219 | __u64 newblocks; /* new realtime size, fsblocks */ | |
220 | __u32 extsize; /* new realtime extent size, fsblocks */ | |
221 | } __attribute__((packed)) compat_xfs_growfs_rt_t; | |
222 | ||
223 | #define XFS_IOC_FSGROWFSDATA_32 _IOW('X', 110, struct compat_xfs_growfs_data) | |
224 | #define XFS_IOC_FSGROWFSRT_32 _IOW('X', 112, struct compat_xfs_growfs_rt) | |
225 | ||
ffae263a | 226 | #endif /* BROKEN_X86_ALIGNMENT */ |
227 | ||
7b718769 | 228 | #endif /* __XFS_IOCTL32_H__ */ |