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43 | #ifdef __cplusplus |
43 | #ifdef __cplusplus |
44 | extern "C" { |
44 | extern "C" { |
45 | #endif |
45 | #endif |
46 | |
46 | |
47 | #include <stddef.h> |
47 | #include <stddef.h> |
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48 | #include <signal.h> |
48 | #include <sys/types.h> |
49 | #include <sys/types.h> |
49 | |
50 | |
50 | typedef struct eio_req eio_req; |
51 | typedef struct eio_req eio_req; |
51 | typedef struct eio_dirent eio_dirent; |
52 | typedef struct eio_dirent eio_dirent; |
52 | |
53 | |
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55 | #ifndef EIO_REQ_MEMBERS |
56 | #ifndef EIO_REQ_MEMBERS |
56 | # define EIO_REQ_MEMBERS |
57 | # define EIO_REQ_MEMBERS |
57 | #endif |
58 | #endif |
58 | |
59 | |
59 | #ifndef EIO_STRUCT_STAT |
60 | #ifndef EIO_STRUCT_STAT |
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61 | # ifdef _WIN32 |
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62 | # define EIO_STRUCT_STAT struct _stati64 |
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63 | # define EIO_STRUCT_STATI64 |
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64 | # else |
60 | # define EIO_STRUCT_STAT struct stat |
65 | # define EIO_STRUCT_STAT struct stat |
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66 | # endif |
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67 | #endif |
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68 | |
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69 | #ifdef _WIN32 |
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70 | typedef int eio_uid_t; |
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71 | typedef int eio_gid_t; |
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72 | #ifdef __MINGW32__ /* no intptr_t */ |
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73 | typedef ssize_t eio_ssize_t; |
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74 | #else |
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75 | typedef intptr_t eio_ssize_t; /* or SSIZE_T */ |
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76 | #endif |
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77 | #if __GNUC__ |
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78 | typedef long long eio_ino_t; |
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79 | #else |
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80 | typedef __int64 eio_ino_t; /* unsigned not supported by msvc */ |
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81 | #endif |
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82 | #else |
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83 | typedef uid_t eio_uid_t; |
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84 | typedef gid_t eio_gid_t; |
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85 | typedef ssize_t eio_ssize_t; |
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86 | typedef ino_t eio_ino_t; |
61 | #endif |
87 | #endif |
62 | |
88 | |
63 | #ifndef EIO_STRUCT_STATVFS |
89 | #ifndef EIO_STRUCT_STATVFS |
64 | # define EIO_STRUCT_STATVFS struct statvfs |
90 | # define EIO_STRUCT_STATVFS struct statvfs |
65 | #endif |
91 | #endif |
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104 | { |
130 | { |
105 | 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 */ |
106 | unsigned short namelen; /* size of filename without trailing 0 */ |
132 | unsigned short namelen; /* size of filename without trailing 0 */ |
107 | unsigned char type; /* one of EIO_DT_* */ |
133 | unsigned char type; /* one of EIO_DT_* */ |
108 | signed char score; /* internal use */ |
134 | signed char score; /* internal use */ |
109 | ino_t inode; /* the inode number, if available, otherwise unspecified */ |
135 | eio_ino_t inode; /* the inode number, if available, otherwise unspecified */ |
110 | }; |
136 | }; |
111 | |
137 | |
112 | /* eio_msync flags */ |
138 | /* eio_msync flags */ |
113 | enum |
139 | enum |
114 | { |
140 | { |
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116 | EIO_MS_INVALIDATE = 2, |
142 | EIO_MS_INVALIDATE = 2, |
117 | EIO_MS_SYNC = 4 |
143 | EIO_MS_SYNC = 4 |
118 | }; |
144 | }; |
119 | |
145 | |
120 | /* eio_mtouch flags */ |
146 | /* eio_mtouch flags */ |
121 | |
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122 | enum |
147 | enum |
123 | { |
148 | { |
124 | EIO_MT_MODIFY = 1 |
149 | EIO_MT_MODIFY = 1 |
125 | }; |
150 | }; |
126 | |
151 | |
127 | /* eio_sync_file_range flags */ |
152 | /* eio_sync_file_range flags */ |
128 | |
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129 | enum |
153 | enum |
130 | { |
154 | { |
131 | EIO_SYNC_FILE_RANGE_WAIT_BEFORE = 1, |
155 | EIO_SYNC_FILE_RANGE_WAIT_BEFORE = 1, |
132 | EIO_SYNC_FILE_RANGE_WRITE = 2, |
156 | EIO_SYNC_FILE_RANGE_WRITE = 2, |
133 | EIO_SYNC_FILE_RANGE_WAIT_AFTER = 4 |
157 | EIO_SYNC_FILE_RANGE_WAIT_AFTER = 4 |
134 | }; |
158 | }; |
135 | |
159 | |
136 | typedef double eio_tstamp; /* feel free to use double in your code directly */ |
160 | /* eio_fallocate flags */ |
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161 | enum |
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162 | { |
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163 | EIO_FALLOC_FL_KEEP_SIZE = 1 /* MUST match the value in linux/falloc.h */ |
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164 | }; |
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165 | |
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166 | /* timestamps and differences - feel free to use double in your code directly */ |
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167 | typedef double eio_tstamp; |
137 | |
168 | |
138 | /* the eio request structure */ |
169 | /* the eio request structure */ |
139 | |
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140 | enum |
170 | enum |
141 | { |
171 | { |
142 | EIO_CUSTOM, |
172 | EIO_CUSTOM, |
143 | EIO_OPEN, EIO_CLOSE, EIO_DUP2, |
173 | EIO_OPEN, EIO_CLOSE, EIO_DUP2, |
144 | EIO_READ, EIO_WRITE, |
174 | EIO_READ, EIO_WRITE, |
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148 | EIO_TRUNCATE, EIO_FTRUNCATE, |
178 | EIO_TRUNCATE, EIO_FTRUNCATE, |
149 | EIO_UTIME, EIO_FUTIME, |
179 | EIO_UTIME, EIO_FUTIME, |
150 | EIO_CHMOD, EIO_FCHMOD, |
180 | EIO_CHMOD, EIO_FCHMOD, |
151 | EIO_CHOWN, EIO_FCHOWN, |
181 | EIO_CHOWN, EIO_FCHOWN, |
152 | EIO_SYNC, EIO_FSYNC, EIO_FDATASYNC, |
182 | EIO_SYNC, EIO_FSYNC, EIO_FDATASYNC, |
153 | EIO_MSYNC, EIO_MTOUCH, EIO_SYNC_FILE_RANGE, |
183 | EIO_MSYNC, EIO_MTOUCH, EIO_SYNC_FILE_RANGE, EIO_FALLOCATE, |
154 | EIO_MLOCK, EIO_MLOCKALL, |
184 | EIO_MLOCK, EIO_MLOCKALL, |
155 | EIO_UNLINK, EIO_RMDIR, EIO_MKDIR, EIO_RENAME, |
185 | EIO_UNLINK, EIO_RMDIR, EIO_MKDIR, EIO_RENAME, |
156 | EIO_MKNOD, EIO_READDIR, |
186 | EIO_MKNOD, EIO_READDIR, |
157 | EIO_LINK, EIO_SYMLINK, EIO_READLINK, |
187 | EIO_LINK, EIO_SYMLINK, EIO_READLINK, EIO_REALPATH, |
158 | EIO_GROUP, EIO_NOP, |
188 | EIO_GROUP, EIO_NOP, |
159 | EIO_BUSY |
189 | EIO_BUSY |
160 | }; |
190 | }; |
161 | |
191 | |
162 | /* mlockall constants */ |
192 | /* mlockall constants */ |
… | |
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179 | /* when initialising it, all members must be zero-initialised */ |
209 | /* when initialising it, all members must be zero-initialised */ |
180 | struct eio_req |
210 | struct eio_req |
181 | { |
211 | { |
182 | eio_req volatile *next; /* private ETP */ |
212 | eio_req volatile *next; /* private ETP */ |
183 | |
213 | |
184 | ssize_t result; /* result of syscall, e.g. result = read (... */ |
214 | eio_ssize_t result; /* result of syscall, e.g. result = read (... */ |
185 | off_t offs; /* read, write, truncate, readahead, sync_file_range: file offset, mknod: dev_t */ |
215 | off_t offs; /* read, write, truncate, readahead, sync_file_range, fallocate: file offset, mknod: dev_t */ |
186 | size_t size; /* read, write, readahead, sendfile, msync, mlock, sync_file_range: length */ |
216 | size_t size; /* read, write, readahead, sendfile, msync, mlock, sync_file_range, fallocate: length */ |
187 | 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 */ |
188 | 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 */ |
189 | eio_tstamp nv1; /* utime, futime: atime; busy: sleep time */ |
219 | eio_tstamp nv1; /* utime, futime: atime; busy: sleep time */ |
190 | eio_tstamp nv2; /* utime, futime: mtime */ |
220 | eio_tstamp nv2; /* utime, futime: mtime */ |
191 | |
221 | |
192 | int type; /* EIO_xxx constant ETP */ |
222 | int type; /* EIO_xxx constant ETP */ |
193 | int int1; /* all applicable requests: file descriptor; sendfile: output fd; open, msync, mlockall, readdir: flags */ |
223 | int int1; /* all applicable requests: file descriptor; sendfile: output fd; open, msync, mlockall, readdir: flags */ |
194 | long int2; /* chown, fchown: uid; sendfile: input fd; open, chmod, mkdir, mknod: file mode, sync_file_range: flags */ |
224 | long int2; /* chown, fchown: uid; sendfile: input fd; open, chmod, mkdir, mknod: file mode, sync_file_range, fallocate: flags */ |
195 | long int3; /* chown, fchown: gid */ |
225 | long int3; /* chown, fchown: gid */ |
196 | int errorno; /* errno value on syscall return */ |
226 | int errorno; /* errno value on syscall return */ |
197 | |
227 | |
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228 | #if __i386 || __amd64 |
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229 | unsigned char cancelled; |
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230 | #else |
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231 | sig_atomic_t cancelled; |
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232 | #endif |
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233 | |
198 | unsigned char flags; /* private */ |
234 | unsigned char flags; /* private */ |
199 | signed char pri; /* the priority */ |
235 | signed char pri; /* the priority */ |
200 | |
236 | |
201 | void *data; |
237 | void *data; |
202 | eio_cb finish; |
238 | eio_cb finish; |
203 | void (*destroy)(eio_req *req); /* called when requets no longer needed */ |
239 | void (*destroy)(eio_req *req); /* called when request no longer needed */ |
204 | void (*feed)(eio_req *req); /* only used for group requests */ |
240 | void (*feed)(eio_req *req); /* only used for group requests */ |
205 | |
241 | |
206 | EIO_REQ_MEMBERS |
242 | EIO_REQ_MEMBERS |
207 | |
243 | |
208 | eio_req *grp, *grp_prev, *grp_next, *grp_first; /* private */ |
244 | eio_req *grp, *grp_prev, *grp_next, *grp_first; /* private */ |
209 | }; |
245 | }; |
210 | |
246 | |
211 | /* _private_ request flags */ |
247 | /* _private_ request flags */ |
212 | enum { |
248 | enum { |
213 | EIO_FLAG_CANCELLED = 0x01, /* request was cancelled */ |
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214 | EIO_FLAG_PTR1_FREE = 0x02, /* need to free(ptr1) */ |
249 | EIO_FLAG_PTR1_FREE = 0x01, /* need to free(ptr1) */ |
215 | EIO_FLAG_PTR2_FREE = 0x04, /* need to free(ptr2) */ |
250 | EIO_FLAG_PTR2_FREE = 0x02, /* need to free(ptr2) */ |
216 | EIO_FLAG_GROUPADD = 0x08 /* some request was added to the group */ |
251 | EIO_FLAG_GROUPADD = 0x04 /* some request was added to the group */ |
217 | }; |
252 | }; |
218 | |
253 | |
219 | /* undocumented/unsupported/private helper */ |
254 | /* undocumented/unsupported/private helper */ |
220 | /*void eio_page_align (void **addr, size_t *length);*/ |
255 | /*void eio_page_align (void **addr, size_t *length);*/ |
221 | |
256 | |
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239 | * maximum wanted number |
274 | * maximum wanted number |
240 | * or maximum idle number of threads */ |
275 | * or maximum idle number of threads */ |
241 | void eio_set_min_parallel (unsigned int nthreads); |
276 | void eio_set_min_parallel (unsigned int nthreads); |
242 | void eio_set_max_parallel (unsigned int nthreads); |
277 | void eio_set_max_parallel (unsigned int nthreads); |
243 | void eio_set_max_idle (unsigned int nthreads); |
278 | void eio_set_max_idle (unsigned int nthreads); |
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279 | void eio_set_idle_timeout (unsigned int seconds); |
244 | |
280 | |
245 | unsigned int eio_nreqs (void); /* number of requests in-flight */ |
281 | unsigned int eio_nreqs (void); /* number of requests in-flight */ |
246 | unsigned int eio_nready (void); /* number of not-yet handled requests */ |
282 | unsigned int eio_nready (void); /* number of not-yet handled requests */ |
247 | unsigned int eio_npending (void); /* numbe rof finished but unhandled requests */ |
283 | unsigned int eio_npending (void); /* number of finished but unhandled requests */ |
248 | unsigned int eio_nthreads (void); /* number of worker threads in use currently */ |
284 | unsigned int eio_nthreads (void); /* number of worker threads in use currently */ |
249 | |
285 | |
250 | /*****************************************************************************/ |
286 | /*****************************************************************************/ |
251 | /* convinience wrappers */ |
287 | /* convenience wrappers */ |
252 | |
288 | |
253 | #ifndef EIO_NO_WRAPPERS |
289 | #ifndef EIO_NO_WRAPPERS |
254 | eio_req *eio_nop (int pri, eio_cb cb, void *data); /* does nothing except go through the whole process */ |
290 | eio_req *eio_nop (int pri, eio_cb cb, void *data); /* does nothing except go through the whole process */ |
255 | eio_req *eio_busy (eio_tstamp delay, int pri, eio_cb cb, void *data); /* ties a thread for this long, simulating busyness */ |
291 | eio_req *eio_busy (eio_tstamp delay, int pri, eio_cb cb, void *data); /* ties a thread for this long, simulating busyness */ |
256 | eio_req *eio_sync (int pri, eio_cb cb, void *data); |
292 | eio_req *eio_sync (int pri, eio_cb cb, void *data); |
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259 | eio_req *eio_msync (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data); |
295 | eio_req *eio_msync (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data); |
260 | eio_req *eio_mtouch (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data); |
296 | eio_req *eio_mtouch (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data); |
261 | eio_req *eio_mlock (void *addr, size_t length, int pri, eio_cb cb, void *data); |
297 | eio_req *eio_mlock (void *addr, size_t length, int pri, eio_cb cb, void *data); |
262 | eio_req *eio_mlockall (int flags, int pri, eio_cb cb, void *data); |
298 | eio_req *eio_mlockall (int flags, int pri, eio_cb cb, void *data); |
263 | eio_req *eio_sync_file_range (int fd, off_t offset, size_t nbytes, unsigned int flags, int pri, eio_cb cb, void *data); |
299 | eio_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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300 | eio_req *eio_fallocate (int fd, int mode, off_t offset, size_t len, int pri, eio_cb cb, void *data); |
264 | eio_req *eio_close (int fd, int pri, eio_cb cb, void *data); |
301 | eio_req *eio_close (int fd, int pri, eio_cb cb, void *data); |
265 | eio_req *eio_readahead (int fd, off_t offset, size_t length, int pri, eio_cb cb, void *data); |
302 | eio_req *eio_readahead (int fd, off_t offset, size_t length, int pri, eio_cb cb, void *data); |
266 | eio_req *eio_read (int fd, void *buf, size_t length, off_t offset, int pri, eio_cb cb, void *data); |
303 | eio_req *eio_read (int fd, void *buf, size_t length, off_t offset, int pri, eio_cb cb, void *data); |
267 | eio_req *eio_write (int fd, void *buf, size_t length, off_t offset, int pri, eio_cb cb, void *data); |
304 | eio_req *eio_write (int fd, void *buf, size_t length, off_t offset, int pri, eio_cb cb, void *data); |
268 | eio_req *eio_fstat (int fd, int pri, eio_cb cb, void *data); /* stat buffer=ptr2 allocated dynamically */ |
305 | eio_req *eio_fstat (int fd, int pri, eio_cb cb, void *data); /* stat buffer=ptr2 allocated dynamically */ |
269 | eio_req *eio_fstatvfs (int fd, int pri, eio_cb cb, void *data); /* stat buffer=ptr2 allocated dynamically */ |
306 | eio_req *eio_fstatvfs (int fd, int pri, eio_cb cb, void *data); /* stat buffer=ptr2 allocated dynamically */ |
270 | eio_req *eio_futime (int fd, eio_tstamp atime, eio_tstamp mtime, int pri, eio_cb cb, void *data); |
307 | eio_req *eio_futime (int fd, eio_tstamp atime, eio_tstamp mtime, int pri, eio_cb cb, void *data); |
271 | eio_req *eio_ftruncate (int fd, off_t offset, int pri, eio_cb cb, void *data); |
308 | eio_req *eio_ftruncate (int fd, off_t offset, int pri, eio_cb cb, void *data); |
272 | eio_req *eio_fchmod (int fd, mode_t mode, int pri, eio_cb cb, void *data); |
309 | eio_req *eio_fchmod (int fd, mode_t mode, int pri, eio_cb cb, void *data); |
273 | eio_req *eio_fchown (int fd, uid_t uid, gid_t gid, int pri, eio_cb cb, void *data); |
310 | eio_req *eio_fchown (int fd, eio_uid_t uid, eio_gid_t gid, int pri, eio_cb cb, void *data); |
274 | eio_req *eio_dup2 (int fd, int fd2, int pri, eio_cb cb, void *data); |
311 | eio_req *eio_dup2 (int fd, int fd2, int pri, eio_cb cb, void *data); |
275 | eio_req *eio_sendfile (int out_fd, int in_fd, off_t in_offset, size_t length, int pri, eio_cb cb, void *data); |
312 | eio_req *eio_sendfile (int out_fd, int in_fd, off_t in_offset, size_t length, int pri, eio_cb cb, void *data); |
276 | eio_req *eio_open (const char *path, int flags, mode_t mode, int pri, eio_cb cb, void *data); |
313 | eio_req *eio_open (const char *path, int flags, mode_t mode, int pri, eio_cb cb, void *data); |
277 | eio_req *eio_utime (const char *path, eio_tstamp atime, eio_tstamp mtime, int pri, eio_cb cb, void *data); |
314 | eio_req *eio_utime (const char *path, eio_tstamp atime, eio_tstamp mtime, int pri, eio_cb cb, void *data); |
278 | eio_req *eio_truncate (const char *path, off_t offset, int pri, eio_cb cb, void *data); |
315 | eio_req *eio_truncate (const char *path, off_t offset, int pri, eio_cb cb, void *data); |
279 | eio_req *eio_chown (const char *path, uid_t uid, gid_t gid, int pri, eio_cb cb, void *data); |
316 | eio_req *eio_chown (const char *path, eio_uid_t uid, eio_gid_t gid, int pri, eio_cb cb, void *data); |
280 | eio_req *eio_chmod (const char *path, mode_t mode, int pri, eio_cb cb, void *data); |
317 | eio_req *eio_chmod (const char *path, mode_t mode, int pri, eio_cb cb, void *data); |
281 | eio_req *eio_mkdir (const char *path, mode_t mode, int pri, eio_cb cb, void *data); |
318 | eio_req *eio_mkdir (const char *path, mode_t mode, int pri, eio_cb cb, void *data); |
282 | eio_req *eio_readdir (const char *path, int flags, int pri, eio_cb cb, void *data); /* result=ptr2 allocated dynamically */ |
319 | eio_req *eio_readdir (const char *path, int flags, int pri, eio_cb cb, void *data); /* result=ptr2 allocated dynamically */ |
283 | eio_req *eio_rmdir (const char *path, int pri, eio_cb cb, void *data); |
320 | eio_req *eio_rmdir (const char *path, int pri, eio_cb cb, void *data); |
284 | eio_req *eio_unlink (const char *path, int pri, eio_cb cb, void *data); |
321 | eio_req *eio_unlink (const char *path, int pri, eio_cb cb, void *data); |
285 | eio_req *eio_readlink (const char *path, int pri, eio_cb cb, void *data); /* result=ptr2 allocated dynamically */ |
322 | eio_req *eio_readlink (const char *path, int pri, eio_cb cb, void *data); /* result=ptr2 allocated dynamically */ |
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|
323 | eio_req *eio_realpath (const char *path, int pri, eio_cb cb, void *data); /* result=ptr2 allocated dynamically */ |
286 | eio_req *eio_stat (const char *path, int pri, eio_cb cb, void *data); /* stat buffer=ptr2 allocated dynamically */ |
324 | eio_req *eio_stat (const char *path, int pri, eio_cb cb, void *data); /* stat buffer=ptr2 allocated dynamically */ |
287 | eio_req *eio_lstat (const char *path, int pri, eio_cb cb, void *data); /* stat buffer=ptr2 allocated dynamically */ |
325 | eio_req *eio_lstat (const char *path, int pri, eio_cb cb, void *data); /* stat buffer=ptr2 allocated dynamically */ |
288 | eio_req *eio_statvfs (const char *path, int pri, eio_cb cb, void *data); /* stat buffer=ptr2 allocated dynamically */ |
326 | eio_req *eio_statvfs (const char *path, int pri, eio_cb cb, void *data); /* stat buffer=ptr2 allocated dynamically */ |
289 | eio_req *eio_mknod (const char *path, mode_t mode, dev_t dev, int pri, eio_cb cb, void *data); |
327 | eio_req *eio_mknod (const char *path, mode_t mode, dev_t dev, int pri, eio_cb cb, void *data); |
290 | eio_req *eio_link (const char *path, const char *new_path, int pri, eio_cb cb, void *data); |
328 | eio_req *eio_link (const char *path, const char *new_path, int pri, eio_cb cb, void *data); |
291 | eio_req *eio_symlink (const char *path, const char *new_path, int pri, eio_cb cb, void *data); |
329 | eio_req *eio_symlink (const char *path, const char *new_path, int pri, eio_cb cb, void *data); |
292 | eio_req *eio_rename (const char *path, const char *new_path, int pri, eio_cb cb, void *data); |
330 | eio_req *eio_rename (const char *path, const char *new_path, int pri, eio_cb cb, void *data); |
293 | eio_req *eio_custom (eio_cb execute, int pri, eio_cb cb, void *data); |
331 | eio_req *eio_custom (void (*execute)(eio_req *), int pri, eio_cb cb, void *data); |
294 | #endif |
332 | #endif |
295 | |
333 | |
296 | /*****************************************************************************/ |
334 | /*****************************************************************************/ |
297 | /* groups */ |
335 | /* groups */ |
298 | |
336 | |
… | |
… | |
304 | |
342 | |
305 | /*****************************************************************************/ |
343 | /*****************************************************************************/ |
306 | /* request api */ |
344 | /* request api */ |
307 | |
345 | |
308 | /* true if the request was cancelled, useful in the invoke callback */ |
346 | /* true if the request was cancelled, useful in the invoke callback */ |
309 | #define EIO_CANCELLED(req) ((req)->flags & EIO_FLAG_CANCELLED) |
347 | #define EIO_CANCELLED(req) ((req)->cancelled) |
310 | |
348 | |
311 | #define EIO_RESULT(req) ((req)->result) |
349 | #define EIO_RESULT(req) ((req)->result) |
312 | /* returns a pointer to the result buffer allocated by eio */ |
350 | /* returns a pointer to the result buffer allocated by eio */ |
313 | #define EIO_BUF(req) ((req)->ptr2) |
351 | #define EIO_BUF(req) ((req)->ptr2) |
314 | #define EIO_STAT_BUF(req) ((EIO_STRUCT_STAT *)EIO_BUF(req)) |
352 | #define EIO_STAT_BUF(req) ((EIO_STRUCT_STAT *)EIO_BUF(req)) |
… | |
… | |
317 | |
355 | |
318 | /* submit a request for execution */ |
356 | /* submit a request for execution */ |
319 | void eio_submit (eio_req *req); |
357 | void eio_submit (eio_req *req); |
320 | /* cancel a request as soon fast as possible, if possible */ |
358 | /* cancel a request as soon fast as possible, if possible */ |
321 | void eio_cancel (eio_req *req); |
359 | void eio_cancel (eio_req *req); |
322 | /* destroy a request that has never been submitted */ |
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323 | void eio_destroy (eio_req *req); |
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324 | |
360 | |
325 | /*****************************************************************************/ |
361 | /*****************************************************************************/ |
326 | /* convinience functions */ |
362 | /* convenience functions */ |
327 | |
363 | |
328 | ssize_t eio_sendfile_sync (int ofd, int ifd, off_t offset, size_t count); |
364 | eio_ssize_t eio_sendfile_sync (int ofd, int ifd, off_t offset, size_t count); |
329 | |
365 | |
330 | #ifdef __cplusplus |
366 | #ifdef __cplusplus |
331 | } |
367 | } |
332 | #endif |
368 | #endif |
333 | |
369 | |