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/cvs/libeio/eio.h
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Comparing libeio/eio.h (file contents):
Revision 1.37 by root, Thu Jul 7 22:36:18 2011 UTC vs.
Revision 1.44 by root, Sun Jul 24 03:32:54 2011 UTC

… …
56#ifndef EIO_REQ_MEMBERS 56#ifndef EIO_REQ_MEMBERS
57# define EIO_REQ_MEMBERS 57# define EIO_REQ_MEMBERS
58#endif 58#endif
59 59
60#ifndef EIO_STRUCT_STAT 60#ifndef EIO_STRUCT_STAT
61# ifdef _WIN32
62# define EIO_STRUCT_STAT struct _stati64
63# define EIO_STRUCT_STATI64
64# else
61# define EIO_STRUCT_STAT struct stat 65# define EIO_STRUCT_STAT struct stat
66# endif
67#endif
68
69#ifdef _WIN32
70 typedef int eio_uid_t;
71 typedef int eio_gid_t;
72 #ifdef __MINGW32__ /* no intptr_t */
73 typedef ssize_t eio_ssize_t;
74 #else
75 typedef intptr_t eio_ssize_t; /* or SSIZE_T */
76 #endif
77 #if __GNUC__
78 typedef long long eio_ino_t;
79 #else
80 typedef __int64 eio_ino_t; /* unsigned not supported by msvc */
81 #endif
82#else
83 typedef uid_t eio_uid_t;
84 typedef gid_t eio_gid_t;
85 typedef ssize_t eio_ssize_t;
86 typedef ino_t eio_ino_t;
62#endif 87#endif
63 88
64#ifndef EIO_STRUCT_STATVFS 89#ifndef EIO_STRUCT_STATVFS
65# define EIO_STRUCT_STATVFS struct statvfs 90# define EIO_STRUCT_STATVFS struct statvfs
66#endif 91#endif
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105{ 130{
106 int nameofs; /* offset of null-terminated name string in (char *)req->ptr2 */ 131 int nameofs; /* offset of null-terminated name string in (char *)req->ptr2 */
107 unsigned short namelen; /* size of filename without trailing 0 */ 132 unsigned short namelen; /* size of filename without trailing 0 */
108 unsigned char type; /* one of EIO_DT_* */ 133 unsigned char type; /* one of EIO_DT_* */
109 signed char score; /* internal use */ 134 signed char score; /* internal use */
110 ino_t inode; /* the inode number, if available, otherwise unspecified */ 135 eio_ino_t inode; /* the inode number, if available, otherwise unspecified */
111}; 136};
112 137
113/* eio_msync flags */ 138/* eio_msync flags */
114enum 139enum
115{ 140{
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152 EIO_STATVFS, EIO_FSTATVFS, 177 EIO_STATVFS, EIO_FSTATVFS,
153 EIO_TRUNCATE, EIO_FTRUNCATE, 178 EIO_TRUNCATE, EIO_FTRUNCATE,
154 EIO_UTIME, EIO_FUTIME, 179 EIO_UTIME, EIO_FUTIME,
155 EIO_CHMOD, EIO_FCHMOD, 180 EIO_CHMOD, EIO_FCHMOD,
156 EIO_CHOWN, EIO_FCHOWN, 181 EIO_CHOWN, EIO_FCHOWN,
157 EIO_SYNC, EIO_FSYNC, EIO_FDATASYNC, 182 EIO_SYNC, EIO_FSYNC, EIO_FDATASYNC, EIO_SYNCFS,
158 EIO_MSYNC, EIO_MTOUCH, EIO_SYNC_FILE_RANGE, EIO_FALLOCATE, 183 EIO_MSYNC, EIO_MTOUCH, EIO_SYNC_FILE_RANGE, EIO_FALLOCATE,
159 EIO_MLOCK, EIO_MLOCKALL, 184 EIO_MLOCK, EIO_MLOCKALL,
160 EIO_UNLINK, EIO_RMDIR, EIO_MKDIR, EIO_RENAME, 185 EIO_UNLINK, EIO_RMDIR, EIO_MKDIR, EIO_RENAME,
161 EIO_MKNOD, EIO_READDIR, 186 EIO_MKNOD, EIO_READDIR,
162 EIO_LINK, EIO_SYMLINK, EIO_READLINK, EIO_REALPATH, 187 EIO_LINK, EIO_SYMLINK, EIO_READLINK, EIO_REALPATH,
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184/* when initialising it, all members must be zero-initialised */ 209/* when initialising it, all members must be zero-initialised */
185struct eio_req 210struct eio_req
186{ 211{
187 eio_req volatile *next; /* private ETP */ 212 eio_req volatile *next; /* private ETP */
188 213
189 ssize_t result; /* result of syscall, e.g. result = read (... */ 214 eio_ssize_t result; /* result of syscall, e.g. result = read (... */
190 off_t offs; /* read, write, truncate, readahead, sync_file_range, fallocate: file offset, mknod: dev_t */ 215 off_t offs; /* read, write, truncate, readahead, sync_file_range, fallocate: file offset, mknod: dev_t */
191 size_t size; /* read, write, readahead, sendfile, msync, mlock, sync_file_range, fallocate: length */ 216 size_t size; /* read, write, readahead, sendfile, msync, mlock, sync_file_range, fallocate: length */
192 void *ptr1; /* all applicable requests: pathname, old name; readdir: optional eio_dirents */ 217 void *ptr1; /* all applicable requests: pathname, old name; readdir: optional eio_dirents */
193 void *ptr2; /* all applicable requests: new name or memory buffer; readdir: name strings */ 218 void *ptr2; /* all applicable requests: new name or memory buffer; readdir: name strings */
194 eio_tstamp nv1; /* utime, futime: atime; busy: sleep time */ 219 eio_tstamp nv1; /* utime, futime: atime; busy: sleep time */
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265eio_req *eio_nop (int pri, eio_cb cb, void *data); /* does nothing except go through the whole process */ 290eio_req *eio_nop (int pri, eio_cb cb, void *data); /* does nothing except go through the whole process */
266eio_req *eio_busy (eio_tstamp delay, int pri, eio_cb cb, void *data); /* ties a thread for this long, simulating busyness */ 291eio_req *eio_busy (eio_tstamp delay, int pri, eio_cb cb, void *data); /* ties a thread for this long, simulating busyness */
267eio_req *eio_sync (int pri, eio_cb cb, void *data); 292eio_req *eio_sync (int pri, eio_cb cb, void *data);
268eio_req *eio_fsync (int fd, int pri, eio_cb cb, void *data); 293eio_req *eio_fsync (int fd, int pri, eio_cb cb, void *data);
269eio_req *eio_fdatasync (int fd, int pri, eio_cb cb, void *data); 294eio_req *eio_fdatasync (int fd, int pri, eio_cb cb, void *data);
295eio_req *eio_syncfs (int fd, int pri, eio_cb cb, void *data);
270eio_req *eio_msync (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data); 296eio_req *eio_msync (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data);
271eio_req *eio_mtouch (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data); 297eio_req *eio_mtouch (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data);
272eio_req *eio_mlock (void *addr, size_t length, int pri, eio_cb cb, void *data); 298eio_req *eio_mlock (void *addr, size_t length, int pri, eio_cb cb, void *data);
273eio_req *eio_mlockall (int flags, int pri, eio_cb cb, void *data); 299eio_req *eio_mlockall (int flags, int pri, eio_cb cb, void *data);
274eio_req *eio_sync_file_range (int fd, off_t offset, size_t nbytes, unsigned int flags, int pri, eio_cb cb, void *data); 300eio_req *eio_sync_file_range (int fd, off_t offset, size_t nbytes, unsigned int flags, int pri, eio_cb cb, void *data);
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280eio_req *eio_fstat (int fd, int pri, eio_cb cb, void *data); /* stat buffer=ptr2 allocated dynamically */ 306eio_req *eio_fstat (int fd, int pri, eio_cb cb, void *data); /* stat buffer=ptr2 allocated dynamically */
281eio_req *eio_fstatvfs (int fd, int pri, eio_cb cb, void *data); /* stat buffer=ptr2 allocated dynamically */ 307eio_req *eio_fstatvfs (int fd, int pri, eio_cb cb, void *data); /* stat buffer=ptr2 allocated dynamically */
282eio_req *eio_futime (int fd, eio_tstamp atime, eio_tstamp mtime, int pri, eio_cb cb, void *data); 308eio_req *eio_futime (int fd, eio_tstamp atime, eio_tstamp mtime, int pri, eio_cb cb, void *data);
283eio_req *eio_ftruncate (int fd, off_t offset, int pri, eio_cb cb, void *data); 309eio_req *eio_ftruncate (int fd, off_t offset, int pri, eio_cb cb, void *data);
284eio_req *eio_fchmod (int fd, mode_t mode, int pri, eio_cb cb, void *data); 310eio_req *eio_fchmod (int fd, mode_t mode, int pri, eio_cb cb, void *data);
285eio_req *eio_fchown (int fd, uid_t uid, gid_t gid, int pri, eio_cb cb, void *data); 311eio_req *eio_fchown (int fd, eio_uid_t uid, eio_gid_t gid, int pri, eio_cb cb, void *data);
286eio_req *eio_dup2 (int fd, int fd2, int pri, eio_cb cb, void *data); 312eio_req *eio_dup2 (int fd, int fd2, int pri, eio_cb cb, void *data);
287eio_req *eio_sendfile (int out_fd, int in_fd, off_t in_offset, size_t length, int pri, eio_cb cb, void *data); 313eio_req *eio_sendfile (int out_fd, int in_fd, off_t in_offset, size_t length, int pri, eio_cb cb, void *data);
288eio_req *eio_open (const char *path, int flags, mode_t mode, int pri, eio_cb cb, void *data); 314eio_req *eio_open (const char *path, int flags, mode_t mode, int pri, eio_cb cb, void *data);
289eio_req *eio_utime (const char *path, eio_tstamp atime, eio_tstamp mtime, int pri, eio_cb cb, void *data); 315eio_req *eio_utime (const char *path, eio_tstamp atime, eio_tstamp mtime, int pri, eio_cb cb, void *data);
290eio_req *eio_truncate (const char *path, off_t offset, int pri, eio_cb cb, void *data); 316eio_req *eio_truncate (const char *path, off_t offset, int pri, eio_cb cb, void *data);
291eio_req *eio_chown (const char *path, uid_t uid, gid_t gid, int pri, eio_cb cb, void *data); 317eio_req *eio_chown (const char *path, eio_uid_t uid, eio_gid_t gid, int pri, eio_cb cb, void *data);
292eio_req *eio_chmod (const char *path, mode_t mode, int pri, eio_cb cb, void *data); 318eio_req *eio_chmod (const char *path, mode_t mode, int pri, eio_cb cb, void *data);
293eio_req *eio_mkdir (const char *path, mode_t mode, int pri, eio_cb cb, void *data); 319eio_req *eio_mkdir (const char *path, mode_t mode, int pri, eio_cb cb, void *data);
294eio_req *eio_readdir (const char *path, int flags, int pri, eio_cb cb, void *data); /* result=ptr2 allocated dynamically */ 320eio_req *eio_readdir (const char *path, int flags, int pri, eio_cb cb, void *data); /* result=ptr2 allocated dynamically */
295eio_req *eio_rmdir (const char *path, int pri, eio_cb cb, void *data); 321eio_req *eio_rmdir (const char *path, int pri, eio_cb cb, void *data);
296eio_req *eio_unlink (const char *path, int pri, eio_cb cb, void *data); 322eio_req *eio_unlink (const char *path, int pri, eio_cb cb, void *data);
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334void eio_cancel (eio_req *req); 360void eio_cancel (eio_req *req);
335 361
336/*****************************************************************************/ 362/*****************************************************************************/
337/* convenience functions */ 363/* convenience functions */
338 364
339ssize_t eio_sendfile_sync (int ofd, int ifd, off_t offset, size_t count); 365eio_ssize_t eio_sendfile_sync (int ofd, int ifd, off_t offset, size_t count);
340 366
341#ifdef __cplusplus 367#ifdef __cplusplus
342} 368}
343#endif 369#endif
344 370

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