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/cvs/libeio/eio.h
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Comparing libeio/eio.h (file contents):
Revision 1.7 by root, Tue May 13 17:08:15 2008 UTC vs.
Revision 1.10 by root, Tue May 13 18:54:52 2008 UTC

… …
6 6
7typedef struct eio_req eio_req; 7typedef struct eio_req eio_req;
8 8
9typedef int (*eio_cb)(eio_req *req); 9typedef int (*eio_cb)(eio_req *req);
10 10
11#ifndef EIO_COMMON 11#ifndef EIO_REQ_MEMBERS
12# define EIO_COMMON void *data 12# define EIO_REQ_MEMBERS
13#endif 13#endif
14 14
15#ifndef EIO_STRUCT_STAT 15#ifndef EIO_STRUCT_STAT
16# define EIO_STRUCT_STAT struct stat 16# define EIO_STRUCT_STAT struct stat
17#endif 17#endif
… …
55 long int2; /* chown, fchown: uid; sendfile: input fd; open, chmod, mkdir, mknod: file mode */ 55 long int2; /* chown, fchown: uid; sendfile: input fd; open, chmod, mkdir, mknod: file mode */
56 long int3; /* chown, fchown: gid */ 56 long int3; /* chown, fchown: gid */
57 int errorno; /* errno value on syscall return */ 57 int errorno; /* errno value on syscall return */
58 58
59 unsigned char flags; /* private */ 59 unsigned char flags; /* private */
60 unsigned char pri; /* the priority */ 60 signed char pri; /* the priority */
61 61
62 void *data;
62 eio_cb finish; 63 eio_cb finish;
63 void (*destroy)(eio_req *req); 64 void (*destroy)(eio_req *req); /* called when requets no longer needed */
64 void (*feed)(eio_req *req); 65 void (*feed)(eio_req *req); /* only used for group requests */
65 66
66 EIO_COMMON; 67 EIO_REQ_MEMBERS
67 68
68 eio_req *grp, *grp_prev, *grp_next, *grp_first; /* private */ 69 eio_req *grp, *grp_prev, *grp_next, *grp_first; /* private */
69}; 70};
70 71
71enum { 72enum {
… …
112unsigned int eio_nthreads (void); /* number of worker threads in use currently */ 113unsigned int eio_nthreads (void); /* number of worker threads in use currently */
113 114
114/*****************************************************************************/ 115/*****************************************************************************/
115/* high-level request API */ 116/* high-level request API */
116 117
118#ifndef EIO_NO_WRAPPERS
117eio_req *eio_nop (int pri, eio_cb cb, void *data); /* does nothing except go through the whole process */ 119eio_req *eio_nop (int pri, eio_cb cb, void *data); /* does nothing except go through the whole process */
118eio_req *eio_busy (eio_tstamp delay, int pri, eio_cb cb, void *data); /* ties a thread for this long, simulating busyness */ 120eio_req *eio_busy (eio_tstamp delay, int pri, eio_cb cb, void *data); /* ties a thread for this long, simulating busyness */
119eio_req *eio_sync (int pri, eio_cb cb, void *data); 121eio_req *eio_sync (int pri, eio_cb cb, void *data);
120eio_req *eio_fsync (int fd, int pri, eio_cb cb, void *data); 122eio_req *eio_fsync (int fd, int pri, eio_cb cb, void *data);
121eio_req *eio_fdatasync (int fd, int pri, eio_cb cb, void *data); 123eio_req *eio_fdatasync (int fd, int pri, eio_cb cb, void *data);
… …
144eio_req *eio_lstat (const char *path, int pri, eio_cb cb, void *data); /* stat buffer=ptr2 allocated dynamically */ 146eio_req *eio_lstat (const char *path, int pri, eio_cb cb, void *data); /* stat buffer=ptr2 allocated dynamically */
145eio_req *eio_mknod (const char *path, mode_t mode, dev_t dev, int pri, eio_cb cb, void *data); 147eio_req *eio_mknod (const char *path, mode_t mode, dev_t dev, int pri, eio_cb cb, void *data);
146eio_req *eio_link (const char *path, const char *new_path, int pri, eio_cb cb, void *data); 148eio_req *eio_link (const char *path, const char *new_path, int pri, eio_cb cb, void *data);
147eio_req *eio_symlink (const char *path, const char *new_path, int pri, eio_cb cb, void *data); 149eio_req *eio_symlink (const char *path, const char *new_path, int pri, eio_cb cb, void *data);
148eio_req *eio_rename (const char *path, const char *new_path, int pri, eio_cb cb, void *data); 150eio_req *eio_rename (const char *path, const char *new_path, int pri, eio_cb cb, void *data);
151#endif
149 152
150/* for groups */ 153/* for groups */
151eio_req *eio_grp (eio_cb cb, void *data); 154eio_req *eio_grp (eio_cb cb, void *data);
152void eio_grp_feed (eio_req *grp, void (*feed)(eio_req *req), int limit); 155void eio_grp_feed (eio_req *grp, void (*feed)(eio_req *req), int limit);
153void eio_grp_limit (eio_req *grp, int limit); 156void eio_grp_limit (eio_req *grp, int limit);

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