| … | |
… | |
| 3 | #include <errno.h> |
3 | #include <errno.h> |
| 4 | |
4 | |
| 5 | #include "EXTERN.h" |
5 | #include "EXTERN.h" |
| 6 | #include "perl.h" |
6 | #include "perl.h" |
| 7 | #include "XSUB.h" |
7 | #include "XSUB.h" |
|
|
8 | |
|
|
9 | #include "schmorp.h" |
| 8 | |
10 | |
| 9 | #include <stddef.h> |
11 | #include <stddef.h> |
| 10 | #include <stdlib.h> |
12 | #include <stdlib.h> |
| 11 | #include <errno.h> |
13 | #include <errno.h> |
| 12 | #include <sys/types.h> |
14 | #include <sys/types.h> |
| 13 | #include <sys/stat.h> |
15 | #include <sys/stat.h> |
|
|
16 | #include <sys/statvfs.h> |
| 14 | #include <limits.h> |
17 | #include <limits.h> |
| 15 | #include <fcntl.h> |
18 | #include <fcntl.h> |
| 16 | #include <sched.h> |
19 | #include <sched.h> |
|
|
20 | |
|
|
21 | #if _POSIX_MEMLOCK || _POSIX_MAPPED_FILES |
|
|
22 | # include <sys/mman.h> |
|
|
23 | #endif |
| 17 | |
24 | |
| 18 | /* perl namespace pollution */ |
25 | /* perl namespace pollution */ |
| 19 | #undef VERSION |
26 | #undef VERSION |
| 20 | |
27 | |
| 21 | #ifdef _WIN32 |
28 | #ifdef _WIN32 |
| … | |
… | |
| 65 | # include <signal.h> |
72 | # include <signal.h> |
| 66 | # define EIO_STRUCT_DIRENT struct dirent |
73 | # define EIO_STRUCT_DIRENT struct dirent |
| 67 | |
74 | |
| 68 | #endif |
75 | #endif |
| 69 | |
76 | |
|
|
77 | /* perl stupidly overrides readdir and maybe others */ |
|
|
78 | /* with thread-unsafe versions, imagine that :( */ |
|
|
79 | #undef readdir |
|
|
80 | #undef opendir |
|
|
81 | #undef closedir |
|
|
82 | |
| 70 | #define EIO_STRUCT_STAT Stat_t |
83 | #define EIO_STRUCT_STAT Stat_t |
| 71 | |
84 | |
| 72 | /* use NV for 32 bit perls as it allows larger offsets */ |
85 | /* use NV for 32 bit perls as it allows larger offsets */ |
| 73 | #if IVSIZE >= 8 |
86 | #if IVSIZE >= 8 |
|
|
87 | # define VAL64 IV |
| 74 | # define SvVAL64 SvIV |
88 | # define SvVAL64 SvIV |
|
|
89 | # define newSVval64 newSViv |
| 75 | #else |
90 | #else |
|
|
91 | # define VAL64 NV |
| 76 | # define SvVAL64 SvNV |
92 | # define SvVAL64 SvNV |
|
|
93 | # define newSVval64 newSVnv |
| 77 | #endif |
94 | #endif |
| 78 | |
95 | |
| 79 | static HV *stash; |
96 | /*****************************************************************************/ |
|
|
97 | |
|
|
98 | #if __GNUC__ >= 3 |
|
|
99 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
|
|
100 | #else |
|
|
101 | # define expect(expr,value) (expr) |
|
|
102 | #endif |
|
|
103 | |
|
|
104 | #define expect_false(expr) expect ((expr) != 0, 0) |
|
|
105 | #define expect_true(expr) expect ((expr) != 0, 1) |
|
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106 | |
|
|
107 | /*****************************************************************************/ |
|
|
108 | |
| 80 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
109 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
|
|
110 | typedef int aio_rfd; /* read file desriptor */ |
|
|
111 | typedef int aio_wfd; /* write file descriptor */ |
| 81 | |
112 | |
| 82 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
113 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash; |
| 83 | #define AIO_GRP_KLASS "IO::AIO::GRP" |
|
|
| 84 | |
114 | |
| 85 | #define EIO_COMMON \ |
115 | #define EIO_REQ_MEMBERS \ |
| 86 | SV *callback; \ |
116 | SV *callback; \ |
| 87 | SV *sv1, *sv2; \ |
117 | SV *sv1, *sv2; \ |
| 88 | STRLEN stroffset; \ |
118 | STRLEN stroffset; \ |
| 89 | SV *self |
119 | SV *self; |
|
|
120 | |
|
|
121 | #define EIO_NO_WRAPPERS 1 |
| 90 | |
122 | |
| 91 | #include "libeio/eio.h" |
123 | #include "libeio/eio.h" |
|
|
124 | |
|
|
125 | #ifndef POSIX_FADV_NORMAL |
|
|
126 | # define POSIX_FADV_NORMAL 0 |
|
|
127 | # define NO_FADVISE 1 |
|
|
128 | #endif |
|
|
129 | #ifndef POSIX_FADV_SEQUENTIAL |
|
|
130 | # define POSIX_FADV_SEQUENTIAL 0 |
|
|
131 | #endif |
|
|
132 | #ifndef POSIX_FADV_RANDOM |
|
|
133 | # define POSIX_FADV_RANDOM 0 |
|
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134 | #endif |
|
|
135 | #ifndef POSIX_FADV_NOREUSE |
|
|
136 | # define POSIX_FADV_NOREUSE 0 |
|
|
137 | #endif |
|
|
138 | #ifndef POSIX_FADV_WILLNEED |
|
|
139 | # define POSIX_FADV_WILLNEED 0 |
|
|
140 | #endif |
|
|
141 | #ifndef POSIX_FADV_DONTNEED |
|
|
142 | # define POSIX_FADV_DONTNEED 0 |
|
|
143 | #endif |
|
|
144 | |
|
|
145 | #ifndef ST_NODEV |
|
|
146 | # define ST_NODEV 0 |
|
|
147 | #endif |
|
|
148 | #ifndef ST_NOEXEC |
|
|
149 | # define ST_NOEXEC 0 |
|
|
150 | #endif |
|
|
151 | #ifndef ST_SYNCHRONOUS |
|
|
152 | # define ST_SYNCHRONOUS 0 |
|
|
153 | #endif |
|
|
154 | #ifndef ST_MANDLOCK |
|
|
155 | # define ST_MANDLOCK 0 |
|
|
156 | #endif |
|
|
157 | #ifndef ST_WRITE |
|
|
158 | # define ST_WRITE 0 |
|
|
159 | #endif |
|
|
160 | #ifndef ST_APPEND |
|
|
161 | # define ST_APPEND 0 |
|
|
162 | #endif |
|
|
163 | #ifndef ST_IMMUTABLE |
|
|
164 | # define ST_IMMUTABLE 0 |
|
|
165 | #endif |
|
|
166 | #ifndef ST_NOATIME |
|
|
167 | # define ST_NOATIME 0 |
|
|
168 | #endif |
|
|
169 | #ifndef ST_NODIRATIME |
|
|
170 | # define ST_NODIRATIME 0 |
|
|
171 | #endif |
|
|
172 | #ifndef ST_RELATIME |
|
|
173 | # define ST_RELATIME 0 |
|
|
174 | #endif |
|
|
175 | |
|
|
176 | #ifndef MCL_CURRENT |
|
|
177 | # define MCL_CURRENT 0 |
|
|
178 | #endif |
|
|
179 | #ifndef MCL_FUTURE |
|
|
180 | # define MCL_FUTURE 0 |
|
|
181 | #endif |
|
|
182 | |
|
|
183 | #ifndef MAP_ANONYMOUS |
|
|
184 | # ifdef MAP_ANON |
|
|
185 | # define MAP_ANONYMOUS MAP_ANON |
|
|
186 | # else |
|
|
187 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
|
|
188 | # endif |
|
|
189 | #endif |
|
|
190 | #ifndef MAP_HUGETLB |
|
|
191 | # define MAP_HUGETLB 0 |
|
|
192 | #endif |
|
|
193 | #ifndef MAP_LOCKED |
|
|
194 | # define MAP_LOCKED 0 |
|
|
195 | #endif |
|
|
196 | #ifndef MAP_NORESERVE |
|
|
197 | # define MAP_NORESERVE 0 |
|
|
198 | #endif |
|
|
199 | #ifndef MAP_POPULATE |
|
|
200 | # define MAP_POPULATE 0 |
|
|
201 | #endif |
|
|
202 | #ifndef MAP_NONBLOCK |
|
|
203 | # define MAP_NONBLOCK 0 |
|
|
204 | #endif |
|
|
205 | |
|
|
206 | #ifndef PAGESIZE |
|
|
207 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
|
|
208 | #endif |
| 92 | |
209 | |
| 93 | static int req_invoke (eio_req *req); |
210 | static int req_invoke (eio_req *req); |
| 94 | #define EIO_FINISH(req) req_invoke (req) |
211 | #define EIO_FINISH(req) req_invoke (req) |
| 95 | static void aio_grp_feed (eio_req *grp); |
|
|
| 96 | #define EIO_FEED(req) aio_grp_feed (req) |
|
|
| 97 | static void req_destroy (eio_req *grp); |
212 | static void req_destroy (eio_req *grp); |
| 98 | #define EIO_DESTROY(req) req_destroy (req) |
213 | #define EIO_DESTROY(req) req_destroy (req) |
| 99 | |
214 | |
| 100 | enum { |
215 | enum { |
| 101 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
216 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
| … | |
… | |
| 105 | |
220 | |
| 106 | typedef eio_req *aio_req; |
221 | typedef eio_req *aio_req; |
| 107 | typedef eio_req *aio_req_ornot; |
222 | typedef eio_req *aio_req_ornot; |
| 108 | |
223 | |
| 109 | static SV *on_next_submit; |
224 | static SV *on_next_submit; |
| 110 | static int next_pri = EIO_DEFAULT_PRI + EIO_PRI_BIAS; |
225 | static int next_pri = EIO_PRI_DEFAULT; |
| 111 | static int max_outstanding; |
226 | static int max_outstanding; |
| 112 | |
227 | |
| 113 | static int respipe_osf [2], respipe [2] = { -1, -1 }; |
228 | static s_epipe respipe; |
| 114 | |
229 | |
| 115 | static void req_destroy (aio_req req); |
230 | static void req_destroy (aio_req req); |
| 116 | static void req_cancel (aio_req req); |
231 | static void req_cancel (aio_req req); |
| 117 | |
232 | |
| 118 | static void want_poll (void) |
233 | static void want_poll (void) |
| 119 | { |
234 | { |
| 120 | /* write a dummy byte to the pipe so fh becomes ready */ |
235 | /* write a dummy byte to the pipe so fh becomes ready */ |
| 121 | respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); |
236 | s_epipe_signal (&respipe); |
| 122 | } |
237 | } |
| 123 | |
238 | |
| 124 | static void done_poll (void) |
239 | static void done_poll (void) |
| 125 | { |
240 | { |
| 126 | /* read any signals sent by the worker threads */ |
241 | /* read any signals sent by the worker threads */ |
| 127 | char buf [4]; |
242 | s_epipe_drain (&respipe); |
| 128 | while (respipe_read (respipe [0], buf, 4) == 4) |
|
|
| 129 | ; |
|
|
| 130 | } |
243 | } |
| 131 | |
244 | |
| 132 | /* must be called at most once */ |
245 | /* must be called at most once */ |
| 133 | static SV *req_sv (aio_req req, const char *klass) |
246 | static SV *req_sv (aio_req req, HV *stash) |
| 134 | { |
247 | { |
| 135 | if (!req->self) |
248 | if (!req->self) |
| 136 | { |
249 | { |
| 137 | req->self = (SV *)newHV (); |
250 | req->self = (SV *)newHV (); |
| 138 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
251 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
| 139 | } |
252 | } |
| 140 | |
253 | |
| 141 | return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); |
254 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
| 142 | } |
255 | } |
| 143 | |
256 | |
| 144 | static aio_req SvAIO_REQ (SV *sv) |
257 | static aio_req SvAIO_REQ (SV *sv) |
| 145 | { |
258 | { |
| 146 | MAGIC *mg; |
259 | MAGIC *mg; |
| 147 | |
260 | |
| 148 | if (!sv_derived_from (sv, AIO_REQ_KLASS) || !SvROK (sv)) |
261 | if (!SvROK (sv) |
|
|
262 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
|
|
263 | && SvSTASH (SvRV (sv)) != aio_req_stash |
|
|
264 | && !sv_derived_from (sv, "IO::AIO::REQ"))) |
| 149 | croak ("object of class " AIO_REQ_KLASS " expected"); |
265 | croak ("object of class IO::AIO::REQ expected"); |
| 150 | |
266 | |
| 151 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
267 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
| 152 | |
268 | |
| 153 | return mg ? (aio_req)mg->mg_ptr : 0; |
269 | return mg ? (aio_req)mg->mg_ptr : 0; |
| 154 | } |
270 | } |
| … | |
… | |
| 160 | dSP; |
276 | dSP; |
| 161 | |
277 | |
| 162 | ENTER; |
278 | ENTER; |
| 163 | SAVETMPS; |
279 | SAVETMPS; |
| 164 | PUSHMARK (SP); |
280 | PUSHMARK (SP); |
| 165 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
281 | XPUSHs (req_sv (grp, aio_grp_stash)); |
| 166 | PUTBACK; |
282 | PUTBACK; |
| 167 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
283 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
| 168 | SPAGAIN; |
284 | SPAGAIN; |
| 169 | FREETMPS; |
285 | FREETMPS; |
| 170 | LEAVE; |
286 | LEAVE; |
| … | |
… | |
| 173 | |
289 | |
| 174 | static void req_submit (eio_req *req) |
290 | static void req_submit (eio_req *req) |
| 175 | { |
291 | { |
| 176 | eio_submit (req); |
292 | eio_submit (req); |
| 177 | |
293 | |
| 178 | if (on_next_submit) |
294 | if (expect_false (on_next_submit)) |
| 179 | { |
295 | { |
| 180 | dSP; |
296 | dSP; |
| 181 | SV *cb = sv_2mortal (on_next_submit); |
297 | SV *cb = sv_2mortal (on_next_submit); |
| 182 | |
298 | |
| 183 | on_next_submit = 0; |
299 | on_next_submit = 0; |
| … | |
… | |
| 193 | dSP; |
309 | dSP; |
| 194 | |
310 | |
| 195 | if (req->flags & FLAG_SV2_RO_OFF) |
311 | if (req->flags & FLAG_SV2_RO_OFF) |
| 196 | SvREADONLY_off (req->sv2); |
312 | SvREADONLY_off (req->sv2); |
| 197 | |
313 | |
| 198 | if (!EIO_CANCELLED (req) && SvOK (req->callback)) |
314 | if (!EIO_CANCELLED (req) && req->callback) |
| 199 | { |
315 | { |
| 200 | ENTER; |
316 | ENTER; |
| 201 | SAVETMPS; |
317 | SAVETMPS; |
| 202 | PUSHMARK (SP); |
318 | PUSHMARK (SP); |
| 203 | EXTEND (SP, 1); |
319 | EXTEND (SP, 1); |
| … | |
… | |
| 209 | SV *rv = &PL_sv_undef; |
325 | SV *rv = &PL_sv_undef; |
| 210 | |
326 | |
| 211 | if (req->result >= 0) |
327 | if (req->result >= 0) |
| 212 | { |
328 | { |
| 213 | int i; |
329 | int i; |
| 214 | char *buf = req->ptr2; |
330 | char *names = (char *)req->ptr2; |
|
|
331 | eio_dirent *ent = (eio_dirent *)req->ptr1; /* might be 0 */ |
| 215 | AV *av = newAV (); |
332 | AV *av = newAV (); |
| 216 | |
333 | |
| 217 | av_extend (av, req->result - 1); |
334 | av_extend (av, req->result - 1); |
| 218 | |
335 | |
| 219 | for (i = 0; i < req->result; ++i) |
336 | for (i = 0; i < req->result; ++i) |
| 220 | { |
337 | { |
| 221 | SV *sv = newSVpv (buf, 0); |
338 | if (req->int1 & EIO_READDIR_DENTS) |
|
|
339 | { |
|
|
340 | SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen); |
| 222 | |
341 | |
|
|
342 | if (req->int1 & EIO_READDIR_CUSTOM2) |
|
|
343 | { |
|
|
344 | static SV *sv_type [EIO_DT_MAX + 1]; /* type sv cache */ |
|
|
345 | AV *avent = newAV (); |
|
|
346 | |
|
|
347 | av_extend (avent, 2); |
|
|
348 | |
|
|
349 | if (!sv_type [ent->type]) |
|
|
350 | { |
|
|
351 | sv_type [ent->type] = newSViv (ent->type); |
|
|
352 | SvREADONLY_on (sv_type [ent->type]); |
|
|
353 | } |
|
|
354 | |
|
|
355 | av_store (avent, 0, namesv); |
|
|
356 | av_store (avent, 1, SvREFCNT_inc (sv_type [ent->type])); |
|
|
357 | av_store (avent, 2, IVSIZE >= 8 ? newSVuv (ent->inode) : newSVnv (ent->inode)); |
|
|
358 | |
|
|
359 | av_store (av, i, newRV_noinc ((SV *)avent)); |
|
|
360 | } |
|
|
361 | else |
| 223 | av_store (av, i, sv); |
362 | av_store (av, i, namesv); |
|
|
363 | |
|
|
364 | ++ent; |
|
|
365 | } |
|
|
366 | else |
|
|
367 | { |
|
|
368 | SV *name = newSVpv (names, 0); |
|
|
369 | av_store (av, i, name); |
| 224 | buf += SvCUR (sv) + 1; |
370 | names += SvCUR (name) + 1; |
|
|
371 | } |
| 225 | } |
372 | } |
| 226 | |
373 | |
| 227 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
374 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
| 228 | } |
375 | } |
| 229 | |
376 | |
| 230 | PUSHs (rv); |
377 | PUSHs (rv); |
|
|
378 | |
|
|
379 | if (req->int1 & EIO_READDIR_CUSTOM1) |
|
|
380 | XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); |
| 231 | } |
381 | } |
| 232 | break; |
382 | break; |
| 233 | |
383 | |
| 234 | case EIO_OPEN: |
384 | case EIO_OPEN: |
| 235 | { |
385 | { |
| … | |
… | |
| 241 | GV *gv = (GV *)sv_newmortal (); |
391 | GV *gv = (GV *)sv_newmortal (); |
| 242 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
392 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
| 243 | char sym [64]; |
393 | char sym [64]; |
| 244 | int symlen; |
394 | int symlen; |
| 245 | |
395 | |
| 246 | symlen = snprintf (sym, sizeof (sym), "fd#%d", req->result); |
396 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
| 247 | gv_init (gv, stash, sym, symlen, 0); |
397 | gv_init (gv, aio_stash, sym, symlen, 0); |
| 248 | |
398 | |
| 249 | symlen = snprintf ( |
399 | symlen = snprintf ( |
| 250 | sym, |
400 | sym, |
| 251 | sizeof (sym), |
401 | sizeof (sym), |
| 252 | "%s&=%d", |
402 | "%s&=%d", |
| 253 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
403 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
| 254 | req->result |
404 | (int)req->result |
| 255 | ); |
405 | ); |
| 256 | |
406 | |
| 257 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
407 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
| 258 | fh = (SV *)gv; |
408 | fh = (SV *)gv; |
| 259 | } |
409 | } |
| 260 | |
410 | |
| 261 | PUSHs (fh); |
411 | PUSHs (fh); |
| 262 | } |
412 | } |
|
|
413 | break; |
|
|
414 | |
|
|
415 | case EIO_STATVFS: |
|
|
416 | case EIO_FSTATVFS: |
|
|
417 | { |
|
|
418 | SV *rv = &PL_sv_undef; |
|
|
419 | |
|
|
420 | if (req->result >= 0) |
|
|
421 | { |
|
|
422 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
|
|
423 | HV *hv = newHV (); |
|
|
424 | |
|
|
425 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
|
|
426 | |
|
|
427 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
|
|
428 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
|
|
429 | hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0); |
|
|
430 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
|
|
431 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
|
|
432 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
|
|
433 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
|
|
434 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
|
|
435 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); |
|
|
436 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
|
|
437 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
|
|
438 | } |
|
|
439 | |
|
|
440 | PUSHs (rv); |
|
|
441 | } |
|
|
442 | |
| 263 | break; |
443 | break; |
| 264 | |
444 | |
| 265 | case EIO_GROUP: |
445 | case EIO_GROUP: |
| 266 | req->int1 = 2; /* mark group as finished */ |
446 | req->int1 = 2; /* mark group as finished */ |
| 267 | |
447 | |
| … | |
… | |
| 293 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
473 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
| 294 | PUSHs (sv_2mortal (newSViv (req->result))); |
474 | PUSHs (sv_2mortal (newSViv (req->result))); |
| 295 | break; |
475 | break; |
| 296 | |
476 | |
| 297 | case EIO_READ: |
477 | case EIO_READ: |
|
|
478 | { |
| 298 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
479 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
| 299 | *SvEND (req->sv2) = 0; |
480 | *SvEND (req->sv2) = 0; |
|
|
481 | SvPOK_only (req->sv2); |
|
|
482 | SvSETMAGIC (req->sv2); |
| 300 | PUSHs (sv_2mortal (newSViv (req->result))); |
483 | PUSHs (sv_2mortal (newSViv (req->result))); |
|
|
484 | } |
| 301 | break; |
485 | break; |
| 302 | |
486 | |
| 303 | case EIO_DUP2: |
487 | case EIO_DUP2: |
| 304 | if (req->result > 0) |
488 | if (req->result > 0) |
| 305 | req->result = 0; |
489 | req->result = 0; |
| … | |
… | |
| 351 | grp->sv2 = 0; |
535 | grp->sv2 = 0; |
| 352 | |
536 | |
| 353 | eio_grp_cancel (grp); |
537 | eio_grp_cancel (grp); |
| 354 | } |
538 | } |
| 355 | |
539 | |
| 356 | #ifdef USE_SOCKETS_AS_HANDLES |
|
|
| 357 | # define TO_SOCKET(x) (win32_get_osfhandle (x)) |
|
|
| 358 | #else |
|
|
| 359 | # define TO_SOCKET(x) (x) |
|
|
| 360 | #endif |
|
|
| 361 | |
|
|
| 362 | static void |
540 | static void |
| 363 | create_respipe (void) |
541 | create_respipe (void) |
| 364 | { |
542 | { |
| 365 | int old_readfd = respipe [0]; |
|
|
| 366 | |
|
|
| 367 | if (respipe [1] >= 0) |
|
|
| 368 | respipe_close (TO_SOCKET (respipe [1])); |
|
|
| 369 | |
|
|
| 370 | #ifdef _WIN32 |
|
|
| 371 | if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe)) |
|
|
| 372 | #else |
|
|
| 373 | if (pipe (respipe)) |
543 | if (s_epipe_renew (&respipe)) |
| 374 | #endif |
|
|
| 375 | croak ("unable to initialize result pipe"); |
544 | croak ("IO::AIO: unable to initialize result pipe"); |
| 376 | |
|
|
| 377 | if (old_readfd >= 0) |
|
|
| 378 | { |
|
|
| 379 | if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) |
|
|
| 380 | croak ("unable to initialize result pipe(2)"); |
|
|
| 381 | |
|
|
| 382 | respipe_close (respipe [0]); |
|
|
| 383 | respipe [0] = old_readfd; |
|
|
| 384 | } |
|
|
| 385 | |
|
|
| 386 | #ifdef _WIN32 |
|
|
| 387 | int arg = 1; |
|
|
| 388 | if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg) |
|
|
| 389 | || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg)) |
|
|
| 390 | #else |
|
|
| 391 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) |
|
|
| 392 | || fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
|
|
| 393 | #endif |
|
|
| 394 | croak ("unable to initialize result pipe(3)"); |
|
|
| 395 | |
|
|
| 396 | respipe_osf [0] = TO_SOCKET (respipe [0]); |
|
|
| 397 | respipe_osf [1] = TO_SOCKET (respipe [1]); |
|
|
| 398 | } |
545 | } |
| 399 | |
546 | |
| 400 | static void poll_wait (void) |
547 | static void poll_wait (void) |
| 401 | { |
548 | { |
| 402 | fd_set rfd; |
|
|
| 403 | |
|
|
| 404 | while (eio_nreqs ()) |
549 | while (eio_nreqs ()) |
| 405 | { |
550 | { |
| 406 | int size; |
551 | int size; |
| 407 | |
552 | |
| 408 | X_LOCK (reslock); |
553 | X_LOCK (reslock); |
| … | |
… | |
| 410 | X_UNLOCK (reslock); |
555 | X_UNLOCK (reslock); |
| 411 | |
556 | |
| 412 | if (size) |
557 | if (size) |
| 413 | return; |
558 | return; |
| 414 | |
559 | |
| 415 | maybe_start_thread (); |
560 | etp_maybe_start_thread (); |
| 416 | |
561 | |
| 417 | FD_ZERO (&rfd); |
562 | s_epipe_wait (&respipe); |
| 418 | FD_SET (respipe [0], &rfd); |
|
|
| 419 | |
|
|
| 420 | PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); |
|
|
| 421 | } |
563 | } |
| 422 | } |
564 | } |
| 423 | |
565 | |
| 424 | static int poll_cb (void) |
566 | static int poll_cb (void) |
| 425 | { |
567 | { |
| 426 | int res; |
568 | for (;;) |
| 427 | |
|
|
| 428 | do |
|
|
| 429 | { |
569 | { |
| 430 | res = eio_poll (); |
570 | int res = eio_poll (); |
| 431 | |
571 | |
| 432 | if (res > 0) |
572 | if (res > 0) |
| 433 | croak (0); |
573 | croak (0); |
|
|
574 | |
|
|
575 | if (!max_outstanding || max_outstanding > eio_nreqs ()) |
|
|
576 | return res; |
|
|
577 | |
|
|
578 | poll_wait (); |
| 434 | } |
579 | } |
| 435 | while (max_outstanding && max_outstanding <= eio_nreqs ()); |
|
|
| 436 | |
|
|
| 437 | return res; |
|
|
| 438 | } |
580 | } |
| 439 | |
581 | |
| 440 | static void atfork_child (void) |
582 | static void atfork_child (void) |
| 441 | { |
583 | { |
| 442 | create_respipe (); |
584 | create_respipe (); |
| 443 | } |
585 | } |
| 444 | |
586 | |
|
|
587 | /*****************************************************************************/ |
|
|
588 | |
|
|
589 | #if !_POSIX_MAPPED_FILES |
|
|
590 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
|
|
591 | # define munmap(addr,length) (errno = ENOSYS, -1) |
|
|
592 | #endif |
|
|
593 | |
|
|
594 | #define MMAP_MAGIC PERL_MAGIC_ext |
|
|
595 | |
|
|
596 | static int |
|
|
597 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
598 | { |
|
|
599 | int old_errno = errno; |
|
|
600 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
601 | errno = old_errno; |
|
|
602 | |
|
|
603 | mg->mg_obj = 0; /* just in case */ |
|
|
604 | |
|
|
605 | SvREADONLY_off (sv); |
|
|
606 | SvCUR_set (sv, 0); |
|
|
607 | SvLEN_set (sv, 0); |
|
|
608 | SvPVX (sv) = 0; |
|
|
609 | SvOK_off (sv); |
|
|
610 | |
|
|
611 | return 0; |
|
|
612 | } |
|
|
613 | |
|
|
614 | static MGVTBL mmap_vtbl = { |
|
|
615 | 0, 0, 0, 0, mmap_free |
|
|
616 | }; |
|
|
617 | |
|
|
618 | /*****************************************************************************/ |
|
|
619 | |
|
|
620 | static SV * |
|
|
621 | get_cb (SV *cb_sv) |
|
|
622 | { |
|
|
623 | SvGETMAGIC (cb_sv); |
|
|
624 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
|
|
625 | } |
|
|
626 | |
| 445 | #define dREQ \ |
627 | #define dREQ \ |
|
|
628 | SV *cb_cv; \ |
| 446 | aio_req req; \ |
629 | aio_req req; \ |
| 447 | int req_pri = next_pri; \ |
630 | int req_pri = next_pri; \ |
| 448 | next_pri = EIO_DEFAULT_PRI + EIO_PRI_BIAS; \ |
631 | next_pri = EIO_PRI_DEFAULT; \ |
| 449 | \ |
632 | \ |
| 450 | if (SvOK (callback) && !SvROK (callback)) \ |
633 | cb_cv = get_cb (callback); \ |
| 451 | croak ("callback must be undef or of reference type"); \ |
|
|
| 452 | \ |
634 | \ |
| 453 | Newz (0, req, 1, eio_req); \ |
635 | Newz (0, req, 1, eio_req); \ |
| 454 | if (!req) \ |
636 | if (!req) \ |
| 455 | croak ("out of memory during eio_req allocation"); \ |
637 | croak ("out of memory during eio_req allocation"); \ |
| 456 | \ |
638 | \ |
| 457 | req->callback = newSVsv (callback); \ |
639 | req->callback = SvREFCNT_inc (cb_cv); \ |
| 458 | req->pri = req_pri |
640 | req->pri = req_pri |
| 459 | |
641 | |
| 460 | #define REQ_SEND \ |
642 | #define REQ_SEND \ |
|
|
643 | PUTBACK; \ |
| 461 | req_submit (req); \ |
644 | req_submit (req); \ |
|
|
645 | SPAGAIN; \ |
| 462 | \ |
646 | \ |
| 463 | if (GIMME_V != G_VOID) \ |
647 | if (GIMME_V != G_VOID) \ |
| 464 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
648 | XPUSHs (req_sv (req, aio_req_stash)); |
| 465 | |
649 | |
| 466 | MODULE = IO::AIO PACKAGE = IO::AIO |
650 | MODULE = IO::AIO PACKAGE = IO::AIO |
| 467 | |
651 | |
| 468 | PROTOTYPES: ENABLE |
652 | PROTOTYPES: ENABLE |
| 469 | |
653 | |
| 470 | BOOT: |
654 | BOOT: |
| 471 | { |
655 | { |
| 472 | stash = gv_stashpv ("IO::AIO", 1); |
656 | static const struct { |
| 473 | |
657 | const char *name; |
| 474 | newCONSTSUB (stash, "EXDEV", newSViv (EXDEV)); |
658 | IV iv; |
| 475 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
659 | } *civ, const_iv[] = { |
| 476 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
660 | # define const_niv(name, value) { # name, (IV) value }, |
| 477 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
661 | # define const_iv(name) { # name, (IV) name }, |
| 478 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
662 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
|
|
663 | const_iv (EXDEV) |
|
|
664 | const_iv (ENOSYS) |
|
|
665 | const_iv (O_RDONLY) |
|
|
666 | const_iv (O_WRONLY) |
|
|
667 | const_iv (O_CREAT) |
|
|
668 | const_iv (O_TRUNC) |
| 479 | #ifdef _WIN32 |
669 | #ifndef _WIN32 |
| 480 | X_MUTEX_CHECK (wrklock); |
670 | const_iv (S_IFIFO) |
| 481 | X_MUTEX_CHECK (reslock); |
|
|
| 482 | X_MUTEX_CHECK (reqlock); |
|
|
| 483 | X_MUTEX_CHECK (reqwait); |
|
|
| 484 | X_MUTEX_CHECK (preadwritelock); |
|
|
| 485 | X_MUTEX_CHECK (readdirlock); |
|
|
| 486 | |
|
|
| 487 | X_COND_CHECK (reqwait); |
|
|
| 488 | #else |
|
|
| 489 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
|
|
| 490 | #endif |
671 | #endif |
|
|
672 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
673 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
674 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
675 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
676 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
677 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
| 491 | |
678 | |
|
|
679 | const_iv (ST_RDONLY) |
|
|
680 | const_iv (ST_NOSUID) |
|
|
681 | const_iv (ST_NODEV) |
|
|
682 | const_iv (ST_NOEXEC) |
|
|
683 | const_iv (ST_SYNCHRONOUS) |
|
|
684 | const_iv (ST_MANDLOCK) |
|
|
685 | const_iv (ST_WRITE) |
|
|
686 | const_iv (ST_APPEND) |
|
|
687 | const_iv (ST_IMMUTABLE) |
|
|
688 | const_iv (ST_NOATIME) |
|
|
689 | const_iv (ST_NODIRATIME) |
|
|
690 | const_iv (ST_RELATIME) |
|
|
691 | |
|
|
692 | const_iv (PROT_EXEC) |
|
|
693 | const_iv (PROT_NONE) |
|
|
694 | const_iv (PROT_READ) |
|
|
695 | const_iv (PROT_WRITE) |
|
|
696 | |
|
|
697 | /*const_iv (MAP_FIXED)*/ |
|
|
698 | const_iv (MAP_PRIVATE) |
|
|
699 | const_iv (MAP_SHARED) |
|
|
700 | const_iv (MAP_ANONYMOUS) |
|
|
701 | |
|
|
702 | /* linuxish */ |
|
|
703 | const_iv (MAP_HUGETLB) |
|
|
704 | const_iv (MAP_LOCKED) |
|
|
705 | const_iv (MAP_NORESERVE) |
|
|
706 | const_iv (MAP_POPULATE) |
|
|
707 | const_iv (MAP_NONBLOCK) |
|
|
708 | |
|
|
709 | const_iv (MCL_FUTURE) |
|
|
710 | const_iv (MCL_CURRENT) |
|
|
711 | |
|
|
712 | const_eio (MS_ASYNC) |
|
|
713 | const_eio (MS_INVALIDATE) |
|
|
714 | const_eio (MS_SYNC) |
|
|
715 | |
|
|
716 | const_eio (MT_MODIFY) |
|
|
717 | |
|
|
718 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
|
|
719 | const_eio (SYNC_FILE_RANGE_WRITE) |
|
|
720 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
|
|
721 | |
|
|
722 | const_eio (READDIR_DENTS) |
|
|
723 | const_eio (READDIR_DIRS_FIRST) |
|
|
724 | const_eio (READDIR_STAT_ORDER) |
|
|
725 | const_eio (READDIR_FOUND_UNKNOWN) |
|
|
726 | |
|
|
727 | const_eio (DT_UNKNOWN) |
|
|
728 | const_eio (DT_FIFO) |
|
|
729 | const_eio (DT_CHR) |
|
|
730 | const_eio (DT_DIR) |
|
|
731 | const_eio (DT_BLK) |
|
|
732 | const_eio (DT_REG) |
|
|
733 | const_eio (DT_LNK) |
|
|
734 | const_eio (DT_SOCK) |
|
|
735 | const_eio (DT_WHT) |
|
|
736 | }; |
|
|
737 | |
|
|
738 | aio_stash = gv_stashpv ("IO::AIO" , 1); |
|
|
739 | aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); |
|
|
740 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
|
|
741 | |
|
|
742 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
|
|
743 | newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); |
|
|
744 | |
|
|
745 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
|
|
746 | |
| 492 | create_respipe (); |
747 | create_respipe (); |
| 493 | |
748 | |
| 494 | if (eio_init (want_poll, done_poll) < 0) |
749 | if (eio_init (want_poll, done_poll) < 0) |
| 495 | croak ("IO::AIO: unable to initialise eio library"); |
750 | croak ("IO::AIO: unable to initialise eio library"); |
| 496 | |
751 | |
| 497 | /* atfork child called in fifo order, so before eio's handler */ |
752 | /* atfork child called in fifo order, so before eio's handler */ |
| 498 | X_THREAD_ATFORK (0, 0, atfork_child); |
753 | X_THREAD_ATFORK (0, 0, atfork_child); |
| 499 | } |
754 | } |
| 500 | |
755 | |
| 501 | void |
756 | void |
| 502 | max_poll_reqs (int nreqs) |
757 | max_poll_reqs (int nreqs) |
| 503 | PROTOTYPE: $ |
758 | PROTOTYPE: $ |
| … | |
… | |
| 556 | ALIAS: |
811 | ALIAS: |
| 557 | aio_fsync = EIO_FSYNC |
812 | aio_fsync = EIO_FSYNC |
| 558 | aio_fdatasync = EIO_FDATASYNC |
813 | aio_fdatasync = EIO_FDATASYNC |
| 559 | PPCODE: |
814 | PPCODE: |
| 560 | { |
815 | { |
|
|
816 | int fd = s_fileno_croak (fh, 0); |
| 561 | dREQ; |
817 | dREQ; |
| 562 | |
818 | |
| 563 | req->type = ix; |
819 | req->type = ix; |
| 564 | req->sv1 = newSVsv (fh); |
820 | req->sv1 = newSVsv (fh); |
| 565 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
821 | req->int1 = fd; |
|
|
822 | |
|
|
823 | REQ_SEND (req); |
|
|
824 | } |
|
|
825 | |
|
|
826 | void |
|
|
827 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
|
|
828 | PROTOTYPE: $$$$;$ |
|
|
829 | PPCODE: |
|
|
830 | { |
|
|
831 | int fd = s_fileno_croak (fh, 0); |
|
|
832 | dREQ; |
|
|
833 | |
|
|
834 | req->type = EIO_SYNC_FILE_RANGE; |
|
|
835 | req->sv1 = newSVsv (fh); |
|
|
836 | req->int1 = fd; |
|
|
837 | req->offs = offset; |
|
|
838 | req->size = nbytes; |
|
|
839 | req->int2 = flags; |
| 566 | |
840 | |
| 567 | REQ_SEND (req); |
841 | REQ_SEND (req); |
| 568 | } |
842 | } |
| 569 | |
843 | |
| 570 | void |
844 | void |
| 571 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
845 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
| 572 | PROTOTYPE: $;$ |
846 | PROTOTYPE: $;$ |
| 573 | PPCODE: |
847 | PPCODE: |
| 574 | { |
848 | { |
| 575 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
849 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
|
|
850 | int fd = s_fileno_croak (fh, 0); |
| 576 | dREQ; |
851 | dREQ; |
| 577 | |
852 | |
| 578 | if (close_pipe < 0) |
853 | if (close_pipe < 0) |
| 579 | { |
854 | { |
| 580 | int pipefd [2]; |
855 | int pipefd [2]; |
| … | |
… | |
| 588 | } |
863 | } |
| 589 | |
864 | |
| 590 | req->type = EIO_DUP2; |
865 | req->type = EIO_DUP2; |
| 591 | req->int1 = close_pipe; |
866 | req->int1 = close_pipe; |
| 592 | req->sv2 = newSVsv (fh); |
867 | req->sv2 = newSVsv (fh); |
| 593 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
868 | req->int2 = fd; |
| 594 | |
869 | |
| 595 | REQ_SEND (req); |
870 | REQ_SEND (req); |
| 596 | } |
871 | } |
| 597 | |
872 | |
| 598 | void |
873 | void |
| … | |
… | |
| 602 | aio_write = EIO_WRITE |
877 | aio_write = EIO_WRITE |
| 603 | PROTOTYPE: $$$$$;$ |
878 | PROTOTYPE: $$$$$;$ |
| 604 | PPCODE: |
879 | PPCODE: |
| 605 | { |
880 | { |
| 606 | STRLEN svlen; |
881 | STRLEN svlen; |
|
|
882 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
| 607 | char *svptr = SvPVbyte (data, svlen); |
883 | char *svptr = SvPVbyte (data, svlen); |
| 608 | UV len = SvUV (length); |
884 | UV len = SvUV (length); |
| 609 | |
|
|
| 610 | SvUPGRADE (data, SVt_PV); |
|
|
| 611 | SvPOK_on (data); |
|
|
| 612 | |
885 | |
| 613 | if (dataoffset < 0) |
886 | if (dataoffset < 0) |
| 614 | dataoffset += svlen; |
887 | dataoffset += svlen; |
| 615 | |
888 | |
| 616 | if (dataoffset < 0 || dataoffset > svlen) |
889 | if (dataoffset < 0 || dataoffset > svlen) |
| … | |
… | |
| 622 | if (!SvOK (length) || len + dataoffset > svlen) |
895 | if (!SvOK (length) || len + dataoffset > svlen) |
| 623 | len = svlen - dataoffset; |
896 | len = svlen - dataoffset; |
| 624 | } |
897 | } |
| 625 | else |
898 | else |
| 626 | { |
899 | { |
| 627 | /* read: grow scalar as necessary */ |
900 | /* read: check type and grow scalar as necessary */ |
|
|
901 | SvUPGRADE (data, SVt_PV); |
| 628 | svptr = SvGROW (data, len + dataoffset + 1); |
902 | svptr = SvGROW (data, len + dataoffset + 1); |
| 629 | } |
903 | } |
| 630 | |
904 | |
| 631 | if (len < 0) |
|
|
| 632 | croak ("length must not be negative"); |
|
|
| 633 | |
|
|
| 634 | { |
905 | { |
| 635 | dREQ; |
906 | dREQ; |
| 636 | |
907 | |
| 637 | req->type = ix; |
908 | req->type = ix; |
| 638 | req->sv1 = newSVsv (fh); |
909 | req->sv1 = newSVsv (fh); |
| 639 | req->int1 = PerlIO_fileno (ix == EIO_READ ? IoIFP (sv_2io (fh)) |
910 | req->int1 = fd; |
| 640 | : IoOFP (sv_2io (fh))); |
|
|
| 641 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
911 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
| 642 | req->size = len; |
912 | req->size = len; |
| 643 | req->sv2 = SvREFCNT_inc (data); |
913 | req->sv2 = SvREFCNT_inc (data); |
| 644 | req->ptr2 = (char *)svptr + dataoffset; |
914 | req->ptr2 = (char *)svptr + dataoffset; |
| 645 | req->stroffset = dataoffset; |
915 | req->stroffset = dataoffset; |
| … | |
… | |
| 668 | |
938 | |
| 669 | REQ_SEND; |
939 | REQ_SEND; |
| 670 | } |
940 | } |
| 671 | |
941 | |
| 672 | void |
942 | void |
| 673 | aio_sendfile (SV *out_fh, SV *in_fh, SV *in_offset, UV length, SV *callback=&PL_sv_undef) |
943 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
| 674 | PROTOTYPE: $$$$;$ |
944 | PROTOTYPE: $$$$;$ |
| 675 | PPCODE: |
945 | PPCODE: |
| 676 | { |
946 | { |
|
|
947 | int ifd = s_fileno_croak (in_fh , 0); |
|
|
948 | int ofd = s_fileno_croak (out_fh, 1); |
| 677 | dREQ; |
949 | dREQ; |
| 678 | |
950 | |
| 679 | req->type = EIO_SENDFILE; |
951 | req->type = EIO_SENDFILE; |
| 680 | req->sv1 = newSVsv (out_fh); |
952 | req->sv1 = newSVsv (out_fh); |
| 681 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh))); |
953 | req->int1 = ofd; |
| 682 | req->sv2 = newSVsv (in_fh); |
954 | req->sv2 = newSVsv (in_fh); |
| 683 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh))); |
955 | req->int2 = ifd; |
| 684 | req->offs = SvVAL64 (in_offset); |
956 | req->offs = in_offset; |
| 685 | req->size = length; |
957 | req->size = length; |
| 686 | |
958 | |
| 687 | REQ_SEND; |
959 | REQ_SEND; |
| 688 | } |
960 | } |
| 689 | |
961 | |
| 690 | void |
962 | void |
| 691 | aio_readahead (SV *fh, SV *offset, IV length, SV *callback=&PL_sv_undef) |
963 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
| 692 | PROTOTYPE: $$$;$ |
964 | PROTOTYPE: $$$;$ |
| 693 | PPCODE: |
965 | PPCODE: |
| 694 | { |
966 | { |
|
|
967 | int fd = s_fileno_croak (fh, 0); |
| 695 | dREQ; |
968 | dREQ; |
| 696 | |
969 | |
| 697 | req->type = EIO_READAHEAD; |
970 | req->type = EIO_READAHEAD; |
| 698 | req->sv1 = newSVsv (fh); |
971 | req->sv1 = newSVsv (fh); |
| 699 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
972 | req->int1 = fd; |
| 700 | req->offs = SvVAL64 (offset); |
973 | req->offs = offset; |
| 701 | req->size = length; |
974 | req->size = length; |
| 702 | |
975 | |
| 703 | REQ_SEND; |
976 | REQ_SEND; |
| 704 | } |
977 | } |
| 705 | |
978 | |
| 706 | void |
979 | void |
| 707 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
980 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
| 708 | ALIAS: |
981 | ALIAS: |
| 709 | aio_stat = EIO_STAT |
982 | aio_stat = EIO_STAT |
| 710 | aio_lstat = EIO_LSTAT |
983 | aio_lstat = EIO_LSTAT |
|
|
984 | aio_statvfs = EIO_STATVFS |
| 711 | PPCODE: |
985 | PPCODE: |
| 712 | { |
986 | { |
| 713 | dREQ; |
987 | dREQ; |
| 714 | |
988 | |
| 715 | req->sv1 = newSVsv (fh_or_path); |
989 | req->sv1 = newSVsv (fh_or_path); |
| … | |
… | |
| 719 | req->type = ix; |
993 | req->type = ix; |
| 720 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
994 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
| 721 | } |
995 | } |
| 722 | else |
996 | else |
| 723 | { |
997 | { |
| 724 | req->type = EIO_FSTAT; |
998 | req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT; |
| 725 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
999 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
| 726 | } |
1000 | } |
| 727 | |
1001 | |
| 728 | REQ_SEND; |
1002 | REQ_SEND; |
| 729 | } |
1003 | } |
| … | |
… | |
| 787 | req->int2 = mode; |
1061 | req->int2 = mode; |
| 788 | req->sv1 = newSVsv (fh_or_path); |
1062 | req->sv1 = newSVsv (fh_or_path); |
| 789 | |
1063 | |
| 790 | if (SvPOK (req->sv1)) |
1064 | if (SvPOK (req->sv1)) |
| 791 | { |
1065 | { |
| 792 | req->type = EIO_FCHMOD; |
1066 | req->type = ix; |
| 793 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
1067 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
| 794 | } |
1068 | } |
| 795 | else |
1069 | else |
| 796 | { |
1070 | { |
| 797 | req->type = ix; |
1071 | req->type = EIO_FCHMOD; |
| 798 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1072 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
| 799 | } |
1073 | } |
| 800 | |
1074 | |
| 801 | REQ_SEND; |
1075 | REQ_SEND; |
| 802 | } |
1076 | } |
| 803 | |
1077 | |
| … | |
… | |
| 824 | |
1098 | |
| 825 | REQ_SEND; |
1099 | REQ_SEND; |
| 826 | } |
1100 | } |
| 827 | |
1101 | |
| 828 | void |
1102 | void |
|
|
1103 | aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) |
|
|
1104 | PPCODE: |
|
|
1105 | { |
|
|
1106 | dREQ; |
|
|
1107 | |
|
|
1108 | req->type = EIO_READDIR; |
|
|
1109 | req->sv1 = newSVsv (pathname); |
|
|
1110 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1111 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
|
|
1112 | |
|
|
1113 | if (flags & EIO_READDIR_DENTS) |
|
|
1114 | req->int1 |= EIO_READDIR_CUSTOM2; |
|
|
1115 | |
|
|
1116 | REQ_SEND; |
|
|
1117 | } |
|
|
1118 | |
|
|
1119 | void |
| 829 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
1120 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
| 830 | ALIAS: |
1121 | ALIAS: |
| 831 | aio_unlink = EIO_UNLINK |
1122 | aio_unlink = EIO_UNLINK |
| 832 | aio_rmdir = EIO_RMDIR |
1123 | aio_rmdir = EIO_RMDIR |
| 833 | aio_readdir = EIO_READDIR |
1124 | aio_readdir = EIO_READDIR |
| … | |
… | |
| 875 | |
1166 | |
| 876 | REQ_SEND; |
1167 | REQ_SEND; |
| 877 | } |
1168 | } |
| 878 | |
1169 | |
| 879 | void |
1170 | void |
|
|
1171 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
|
|
1172 | ALIAS: |
|
|
1173 | aio_mtouch = EIO_MTOUCH |
|
|
1174 | aio_msync = EIO_MSYNC |
|
|
1175 | PROTOTYPE: $$$$;$ |
|
|
1176 | PPCODE: |
|
|
1177 | { |
|
|
1178 | STRLEN svlen; |
|
|
1179 | UV len = SvUV (length); |
|
|
1180 | char *svptr = SvPVbyte (data, svlen); |
|
|
1181 | |
|
|
1182 | if (offset < 0) |
|
|
1183 | offset += svlen; |
|
|
1184 | |
|
|
1185 | if (offset < 0 || offset > svlen) |
|
|
1186 | croak ("offset outside of scalar"); |
|
|
1187 | |
|
|
1188 | if (!SvOK (length) || len + offset > svlen) |
|
|
1189 | len = svlen - offset; |
|
|
1190 | |
|
|
1191 | { |
|
|
1192 | dREQ; |
|
|
1193 | |
|
|
1194 | req->type = ix; |
|
|
1195 | req->size = len; |
|
|
1196 | req->sv2 = SvREFCNT_inc (data); |
|
|
1197 | req->ptr2 = (char *)svptr + offset; |
|
|
1198 | req->int1 = flags; |
|
|
1199 | |
|
|
1200 | REQ_SEND; |
|
|
1201 | } |
|
|
1202 | } |
|
|
1203 | |
|
|
1204 | void |
| 880 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1205 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
| 881 | PPCODE: |
1206 | PPCODE: |
| 882 | { |
1207 | { |
| 883 | dREQ; |
1208 | dREQ; |
| 884 | |
1209 | |
| … | |
… | |
| 895 | { |
1220 | { |
| 896 | dREQ; |
1221 | dREQ; |
| 897 | |
1222 | |
| 898 | req->type = EIO_GROUP; |
1223 | req->type = EIO_GROUP; |
| 899 | |
1224 | |
| 900 | eio_submit (req); |
1225 | req_submit (req); |
| 901 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1226 | XPUSHs (req_sv (req, aio_grp_stash)); |
| 902 | } |
1227 | } |
| 903 | |
1228 | |
| 904 | void |
1229 | void |
| 905 | aio_nop (SV *callback=&PL_sv_undef) |
1230 | aio_nop (SV *callback=&PL_sv_undef) |
| 906 | ALIAS: |
1231 | ALIAS: |
| … | |
… | |
| 917 | |
1242 | |
| 918 | int |
1243 | int |
| 919 | aioreq_pri (int pri = 0) |
1244 | aioreq_pri (int pri = 0) |
| 920 | PROTOTYPE: ;$ |
1245 | PROTOTYPE: ;$ |
| 921 | CODE: |
1246 | CODE: |
| 922 | RETVAL = next_pri - EIO_PRI_BIAS; |
1247 | RETVAL = next_pri; |
| 923 | if (items > 0) |
1248 | if (items > 0) |
| 924 | { |
1249 | { |
| 925 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1250 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
| 926 | if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX; |
1251 | if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX; |
| 927 | next_pri = pri + EIO_PRI_BIAS; |
1252 | next_pri = pri; |
| 928 | } |
1253 | } |
| 929 | OUTPUT: |
1254 | OUTPUT: |
| 930 | RETVAL |
1255 | RETVAL |
| 931 | |
1256 | |
| 932 | void |
1257 | void |
| 933 | aioreq_nice (int nice = 0) |
1258 | aioreq_nice (int nice = 0) |
| 934 | CODE: |
1259 | CODE: |
| 935 | nice = next_pri - nice; |
1260 | nice = next_pri - nice; |
| 936 | if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN; |
1261 | if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN; |
| 937 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1262 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
| 938 | next_pri = nice + EIO_PRI_BIAS; |
1263 | next_pri = nice; |
| 939 | |
1264 | |
| 940 | void |
1265 | void |
| 941 | flush () |
1266 | flush () |
| 942 | PROTOTYPE: |
1267 | PROTOTYPE: |
| 943 | CODE: |
1268 | CODE: |
| … | |
… | |
| 958 | |
1283 | |
| 959 | int |
1284 | int |
| 960 | poll_fileno() |
1285 | poll_fileno() |
| 961 | PROTOTYPE: |
1286 | PROTOTYPE: |
| 962 | CODE: |
1287 | CODE: |
| 963 | RETVAL = respipe [0]; |
1288 | RETVAL = s_epipe_fd (&respipe); |
| 964 | OUTPUT: |
1289 | OUTPUT: |
| 965 | RETVAL |
1290 | RETVAL |
| 966 | |
1291 | |
| 967 | int |
1292 | int |
| 968 | poll_cb(...) |
1293 | poll_cb(...) |
| … | |
… | |
| 1004 | |
1329 | |
| 1005 | int |
1330 | int |
| 1006 | nthreads() |
1331 | nthreads() |
| 1007 | PROTOTYPE: |
1332 | PROTOTYPE: |
| 1008 | CODE: |
1333 | CODE: |
| 1009 | if (WORDACCESS_UNSAFE) X_LOCK (wrklock); |
1334 | RETVAL = eio_nthreads (); |
| 1010 | RETVAL = started; |
|
|
| 1011 | if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock); |
|
|
| 1012 | OUTPUT: |
1335 | OUTPUT: |
| 1013 | RETVAL |
1336 | RETVAL |
| 1014 | |
1337 | |
|
|
1338 | int |
|
|
1339 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
|
|
1340 | PROTOTYPE: $$$$ |
|
|
1341 | CODE: |
|
|
1342 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
|
|
1343 | RETVAL = posix_fadvise (fh, offset, length, advice); |
|
|
1344 | #else |
|
|
1345 | RETVAL = errno = ENOSYS; /* yes, this is actually correct */ |
|
|
1346 | #endif |
|
|
1347 | OUTPUT: |
|
|
1348 | RETVAL |
|
|
1349 | |
|
|
1350 | ssize_t |
|
|
1351 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
|
|
1352 | PROTOTYPE: $$$$ |
|
|
1353 | CODE: |
|
|
1354 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
|
|
1355 | OUTPUT: |
|
|
1356 | RETVAL |
|
|
1357 | |
|
|
1358 | void |
|
|
1359 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
|
|
1360 | PROTOTYPE: $$$$$;$ |
|
|
1361 | PPCODE: |
|
|
1362 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1363 | { |
|
|
1364 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
|
|
1365 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
|
|
1366 | if (addr == (void *)-1) |
|
|
1367 | XSRETURN_NO; |
|
|
1368 | |
|
|
1369 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
1370 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
|
|
1371 | ->mg_obj = (SV *)length; |
|
|
1372 | |
|
|
1373 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1374 | if (!(prot & PROT_WRITE)) |
|
|
1375 | SvREADONLY_on (scalar); |
|
|
1376 | |
|
|
1377 | SvPVX (scalar) = (char *)addr; |
|
|
1378 | SvCUR_set (scalar, length); |
|
|
1379 | SvLEN_set (scalar, 0); |
|
|
1380 | SvPOK_only (scalar); |
|
|
1381 | |
|
|
1382 | XSRETURN_YES; |
|
|
1383 | } |
|
|
1384 | |
|
|
1385 | void |
|
|
1386 | munmap (SV *scalar) |
|
|
1387 | PROTOTYPE: $ |
|
|
1388 | CODE: |
|
|
1389 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1390 | |
|
|
1391 | int |
|
|
1392 | mlockall (int flags) |
|
|
1393 | PROTOTYPE: $ |
|
|
1394 | CODE: |
|
|
1395 | #if _POSIX_MEMLOCK |
|
|
1396 | #if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7 |
|
|
1397 | extern int mallopt (int, int); |
|
|
1398 | mallopt (-6, 238); /* http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=473812 */ |
|
|
1399 | #endif |
|
|
1400 | mlockall (flags); |
|
|
1401 | #else |
|
|
1402 | RETVAL = -1; |
|
|
1403 | errno = ENOSYS; |
|
|
1404 | #endif |
|
|
1405 | OUTPUT: |
|
|
1406 | RETVAL |
|
|
1407 | |
|
|
1408 | int |
|
|
1409 | munlockall () |
|
|
1410 | PROTOTYPE: |
|
|
1411 | CODE: |
|
|
1412 | #if _POSIX_MEMLOCK |
|
|
1413 | munlockall (); |
|
|
1414 | #else |
|
|
1415 | RETVAL = -1; |
|
|
1416 | errno = ENOSYS; |
|
|
1417 | #endif |
|
|
1418 | OUTPUT: |
|
|
1419 | RETVAL |
|
|
1420 | |
| 1015 | void _on_next_submit (SV *cb) |
1421 | void _on_next_submit (SV *cb) |
| 1016 | CODE: |
1422 | CODE: |
| 1017 | SvREFCNT_dec (on_next_submit); |
1423 | SvREFCNT_dec (on_next_submit); |
| 1018 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1424 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
| 1019 | |
1425 | |
| … | |
… | |
| 1026 | CODE: |
1432 | CODE: |
| 1027 | eio_cancel (req); |
1433 | eio_cancel (req); |
| 1028 | |
1434 | |
| 1029 | void |
1435 | void |
| 1030 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
1436 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
| 1031 | CODE: |
1437 | PPCODE: |
|
|
1438 | { |
|
|
1439 | if (GIMME_V != G_VOID) |
|
|
1440 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
|
|
1441 | |
|
|
1442 | if (items > 1) |
|
|
1443 | { |
|
|
1444 | SV *cb_cv =get_cb (callback); |
|
|
1445 | |
| 1032 | SvREFCNT_dec (req->callback); |
1446 | SvREFCNT_dec (req->callback); |
| 1033 | req->callback = newSVsv (callback); |
1447 | req->callback = SvREFCNT_inc (cb_cv); |
|
|
1448 | } |
|
|
1449 | } |
| 1034 | |
1450 | |
| 1035 | MODULE = IO::AIO PACKAGE = IO::AIO::GRP |
1451 | MODULE = IO::AIO PACKAGE = IO::AIO::GRP |
| 1036 | |
1452 | |
| 1037 | void |
1453 | void |
| 1038 | add (aio_req grp, ...) |
1454 | add (aio_req grp, ...) |
| … | |
… | |
| 1070 | AV *av; |
1486 | AV *av; |
| 1071 | |
1487 | |
| 1072 | grp->errorno = errno; |
1488 | grp->errorno = errno; |
| 1073 | |
1489 | |
| 1074 | av = newAV (); |
1490 | av = newAV (); |
|
|
1491 | av_extend (av, items - 1); |
| 1075 | |
1492 | |
| 1076 | for (i = 1; i < items; ++i ) |
1493 | for (i = 1; i < items; ++i ) |
| 1077 | av_push (av, newSVsv (ST (i))); |
1494 | av_push (av, newSVsv (ST (i))); |
| 1078 | |
1495 | |
| 1079 | SvREFCNT_dec (grp->sv1); |
1496 | SvREFCNT_dec (grp->sv1); |
| … | |
… | |
| 1093 | void |
1510 | void |
| 1094 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
1511 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
| 1095 | CODE: |
1512 | CODE: |
| 1096 | { |
1513 | { |
| 1097 | SvREFCNT_dec (grp->sv2); |
1514 | SvREFCNT_dec (grp->sv2); |
| 1098 | grp->sv2 = newSVsv (callback); |
1515 | grp->sv2 = newSVsv (callback); |
|
|
1516 | grp->feed = aio_grp_feed; |
| 1099 | |
1517 | |
| 1100 | if (grp->int2 <= 0) |
1518 | if (grp->int2 <= 0) |
| 1101 | grp->int2 = 2; |
1519 | grp->int2 = 2; |
| 1102 | |
1520 | |
| 1103 | eio_grp_limit (grp, grp->int2); |
1521 | eio_grp_limit (grp, grp->int2); |
