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/cvs/libeio/eio.h
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Comparing libeio/eio.h (file contents):
Revision 1.17 by root, Sun Oct 12 22:30:33 2008 UTC vs.
Revision 1.18 by root, Wed Oct 22 18:15:36 2008 UTC

… …
67 EIO_STAT, EIO_LSTAT, EIO_FSTAT, 67 EIO_STAT, EIO_LSTAT, EIO_FSTAT,
68 EIO_TRUNCATE, EIO_FTRUNCATE, 68 EIO_TRUNCATE, EIO_FTRUNCATE,
69 EIO_UTIME, EIO_FUTIME, 69 EIO_UTIME, EIO_FUTIME,
70 EIO_CHMOD, EIO_FCHMOD, 70 EIO_CHMOD, EIO_FCHMOD,
71 EIO_CHOWN, EIO_FCHOWN, 71 EIO_CHOWN, EIO_FCHOWN,
72 EIO_SYNC, EIO_FSYNC, EIO_FDATASYNC, EIO_MSYNC, EIO_MTOUCH, 72 EIO_SYNC, EIO_FSYNC, EIO_FDATASYNC,
73 EIO_MSYNC, EIO_MTOUCH, EIO_SYNC_FILE_RANGE,
73 EIO_UNLINK, EIO_RMDIR, EIO_MKDIR, EIO_RENAME, 74 EIO_UNLINK, EIO_RMDIR, EIO_MKDIR, EIO_RENAME,
74 EIO_MKNOD, EIO_READDIR, 75 EIO_MKNOD, EIO_READDIR,
75 EIO_LINK, EIO_SYMLINK, EIO_READLINK, 76 EIO_LINK, EIO_SYMLINK, EIO_READLINK,
76 EIO_GROUP, EIO_NOP, 77 EIO_GROUP, EIO_NOP,
77 EIO_BUSY, 78 EIO_BUSY
79};
80
81/* eio_sync_file_range flags */
82
83enum {
84 EIO_SYNC_FILE_RANGE_WAIT_BEFORE = 1,
85 EIO_SYNC_FILE_RANGE_WRITE = 2,
86 EIO_SYNC_FILE_RANGE_WAIT_AFTER = 4
78}; 87};
79 88
80typedef double eio_tstamp; /* feel free to use double in your code directly */ 89typedef double eio_tstamp; /* feel free to use double in your code directly */
81 90
82/* eio request structure */ 91/* eio request structure */
… …
84struct eio_req 93struct eio_req
85{ 94{
86 eio_req volatile *next; /* private ETP */ 95 eio_req volatile *next; /* private ETP */
87 96
88 ssize_t result; /* result of syscall, e.g. result = read (... */ 97 ssize_t result; /* result of syscall, e.g. result = read (... */
89 off_t offs; /* read, write, truncate, readahead: file offset */ 98 off_t offs; /* read, write, truncate, readahead, sync_file_range: file offset */
90 size_t size; /* read, write, readahead, sendfile, msync: length */ 99 size_t size; /* read, write, readahead, sendfile, msync, sync_file_range: length */
91 void *ptr1; /* all applicable requests: pathname, old name */ 100 void *ptr1; /* all applicable requests: pathname, old name */
92 void *ptr2; /* all applicable requests: new name or memory buffer */ 101 void *ptr2; /* all applicable requests: new name or memory buffer */
93 eio_tstamp nv1; /* utime, futime: atime; busy: sleep time */ 102 eio_tstamp nv1; /* utime, futime: atime; busy: sleep time */
94 eio_tstamp nv2; /* utime, futime: mtime */ 103 eio_tstamp nv2; /* utime, futime: mtime */
95 104
96 int type; /* EIO_xxx constant ETP */ 105 int type; /* EIO_xxx constant ETP */
97 int int1; /* all applicable requests: file descriptor; sendfile: output fd; open, msync: flags */ 106 int int1; /* all applicable requests: file descriptor; sendfile: output fd; open, msync: flags */
98 long int2; /* chown, fchown: uid; sendfile: input fd; open, chmod, mkdir, mknod: file mode */ 107 long int2; /* chown, fchown: uid; sendfile: input fd; open, chmod, mkdir, mknod: file mode, sync_file_range: flags */
99 long int3; /* chown, fchown: gid; mknod: dev_t */ 108 long int3; /* chown, fchown: gid; mknod: dev_t */
100 int errorno; /* errno value on syscall return */ 109 int errorno; /* errno value on syscall return */
101 110
102 unsigned char flags; /* private */ 111 unsigned char flags; /* private */
103 signed char pri; /* the priority */ 112 signed char pri; /* the priority */
… …
163eio_req *eio_sync (int pri, eio_cb cb, void *data); 172eio_req *eio_sync (int pri, eio_cb cb, void *data);
164eio_req *eio_fsync (int fd, int pri, eio_cb cb, void *data); 173eio_req *eio_fsync (int fd, int pri, eio_cb cb, void *data);
165eio_req *eio_fdatasync (int fd, int pri, eio_cb cb, void *data); 174eio_req *eio_fdatasync (int fd, int pri, eio_cb cb, void *data);
166eio_req *eio_msync (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data); 175eio_req *eio_msync (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data);
167eio_req *eio_mtouch (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data); 176eio_req *eio_mtouch (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data);
177eio_req *eio_sync_file_range (int fd, off_t offset, size_t nbytes, unsigned int flags, int pri, eio_cb cb, void *data);
168eio_req *eio_close (int fd, int pri, eio_cb cb, void *data); 178eio_req *eio_close (int fd, int pri, eio_cb cb, void *data);
169eio_req *eio_readahead (int fd, off_t offset, size_t length, int pri, eio_cb cb, void *data); 179eio_req *eio_readahead (int fd, off_t offset, size_t length, int pri, eio_cb cb, void *data);
170eio_req *eio_read (int fd, void *buf, size_t length, off_t offset, int pri, eio_cb cb, void *data); 180eio_req *eio_read (int fd, void *buf, size_t length, off_t offset, int pri, eio_cb cb, void *data);
171eio_req *eio_write (int fd, void *buf, size_t length, off_t offset, int pri, eio_cb cb, void *data); 181eio_req *eio_write (int fd, void *buf, size_t length, off_t offset, int pri, eio_cb cb, void *data);
172eio_req *eio_fstat (int fd, int pri, eio_cb cb, void *data); /* stat buffer=ptr2 allocated dynamically */ 182eio_req *eio_fstat (int fd, int pri, eio_cb cb, void *data); /* stat buffer=ptr2 allocated dynamically */

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