| … | |
… | |
| 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 |
|
|
24 | |
|
|
25 | /* perl namespace pollution */ |
|
|
26 | #undef VERSION |
| 17 | |
27 | |
| 18 | #ifdef _WIN32 |
28 | #ifdef _WIN32 |
| 19 | |
29 | |
| 20 | # define EIO_STRUCT_DIRENT Direntry_t |
30 | # define EIO_STRUCT_DIRENT Direntry_t |
| 21 | # undef malloc |
31 | # undef malloc |
| … | |
… | |
| 62 | # include <signal.h> |
72 | # include <signal.h> |
| 63 | # define EIO_STRUCT_DIRENT struct dirent |
73 | # define EIO_STRUCT_DIRENT struct dirent |
| 64 | |
74 | |
| 65 | #endif |
75 | #endif |
| 66 | |
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 | |
| 67 | #define EIO_STRUCT_STAT Stat_t |
83 | #define EIO_STRUCT_STAT Stat_t |
| 68 | |
84 | |
| 69 | /* use NV for 32 bit perls as it allows larger offsets */ |
85 | /* use NV for 32 bit perls as it allows larger offsets */ |
| 70 | #if IVSIZE >= 8 |
86 | #if IVSIZE >= 8 |
|
|
87 | # define VAL64 IV |
| 71 | # define SvVAL64 SvIV |
88 | # define SvVAL64 SvIV |
|
|
89 | # define newSVval64 newSViv |
| 72 | #else |
90 | #else |
|
|
91 | # define VAL64 NV |
| 73 | # define SvVAL64 SvNV |
92 | # define SvVAL64 SvNV |
|
|
93 | # define newSVval64 newSVnv |
| 74 | #endif |
94 | #endif |
| 75 | |
95 | |
| 76 | 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) |
|
|
106 | |
|
|
107 | /*****************************************************************************/ |
|
|
108 | |
| 77 | 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 */ |
| 78 | |
112 | |
| 79 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
113 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash; |
| 80 | #define AIO_GRP_KLASS "IO::AIO::GRP" |
|
|
| 81 | |
114 | |
| 82 | #define EIO_COMMON \ |
115 | #define EIO_REQ_MEMBERS \ |
| 83 | SV *callback; \ |
116 | SV *callback; \ |
| 84 | SV *sv1, *sv2; \ |
117 | SV *sv1, *sv2; \ |
| 85 | STRLEN stroffset; \ |
118 | STRLEN stroffset; \ |
| 86 | SV *self |
119 | SV *self; |
|
|
120 | |
|
|
121 | #define EIO_NO_WRAPPERS 1 |
| 87 | |
122 | |
| 88 | #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 |
|
|
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 |
|
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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 |
| 89 | |
209 | |
| 90 | static int req_invoke (eio_req *req); |
210 | static int req_invoke (eio_req *req); |
| 91 | #define EIO_FINISH(req) req_invoke (req) |
211 | #define EIO_FINISH(req) req_invoke (req) |
| 92 | static void aio_grp_feed (eio_req *grp); |
|
|
| 93 | #define EIO_FEED(req) aio_grp_feed (req) |
|
|
| 94 | static void req_destroy (eio_req *grp); |
212 | static void req_destroy (eio_req *grp); |
| 95 | #define EIO_DESTROY(req) req_destroy (req) |
213 | #define EIO_DESTROY(req) req_destroy (req) |
| 96 | |
214 | |
| 97 | enum { |
215 | enum { |
| 98 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
216 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
| … | |
… | |
| 101 | #include "libeio/eio.c" |
219 | #include "libeio/eio.c" |
| 102 | |
220 | |
| 103 | typedef eio_req *aio_req; |
221 | typedef eio_req *aio_req; |
| 104 | typedef eio_req *aio_req_ornot; |
222 | typedef eio_req *aio_req_ornot; |
| 105 | |
223 | |
|
|
224 | static SV *on_next_submit; |
|
|
225 | static int next_pri = EIO_PRI_DEFAULT; |
| 106 | static int max_outstanding = 0; |
226 | static int max_outstanding; |
| 107 | |
227 | |
| 108 | static int next_pri = EIO_DEFAULT_PRI + EIO_PRI_BIAS; |
228 | static s_epipe respipe; |
| 109 | |
|
|
| 110 | static int respipe_osf [2], respipe [2] = { -1, -1 }; |
|
|
| 111 | |
229 | |
| 112 | static void req_destroy (aio_req req); |
230 | static void req_destroy (aio_req req); |
| 113 | static void req_cancel (aio_req req); |
231 | static void req_cancel (aio_req req); |
| 114 | |
232 | |
| 115 | static void want_poll (void) |
233 | static void want_poll (void) |
| 116 | { |
234 | { |
| 117 | /* write a dummy byte to the pipe so fh becomes ready */ |
235 | /* write a dummy byte to the pipe so fh becomes ready */ |
| 118 | respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); |
236 | s_epipe_signal (&respipe); |
| 119 | } |
237 | } |
| 120 | |
238 | |
| 121 | static void done_poll (void) |
239 | static void done_poll (void) |
| 122 | { |
240 | { |
| 123 | /* read any signals sent by the worker threads */ |
241 | /* read any signals sent by the worker threads */ |
| 124 | char buf [4]; |
242 | s_epipe_drain (&respipe); |
| 125 | while (respipe_read (respipe [0], buf, 4) == 4) |
|
|
| 126 | ; |
|
|
| 127 | } |
243 | } |
| 128 | |
244 | |
| 129 | /* must be called at most once */ |
245 | /* must be called at most once */ |
| 130 | static SV *req_sv (aio_req req, const char *klass) |
246 | static SV *req_sv (aio_req req, HV *stash) |
| 131 | { |
247 | { |
| 132 | if (!req->self) |
248 | if (!req->self) |
| 133 | { |
249 | { |
| 134 | req->self = (SV *)newHV (); |
250 | req->self = (SV *)newHV (); |
| 135 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
251 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
| 136 | } |
252 | } |
| 137 | |
253 | |
| 138 | return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); |
254 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
| 139 | } |
255 | } |
| 140 | |
256 | |
| 141 | static aio_req SvAIO_REQ (SV *sv) |
257 | static aio_req SvAIO_REQ (SV *sv) |
| 142 | { |
258 | { |
| 143 | MAGIC *mg; |
259 | MAGIC *mg; |
| 144 | |
260 | |
| 145 | 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"))) |
| 146 | croak ("object of class " AIO_REQ_KLASS " expected"); |
265 | croak ("object of class IO::AIO::REQ expected"); |
| 147 | |
266 | |
| 148 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
267 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
| 149 | |
268 | |
| 150 | return mg ? (aio_req)mg->mg_ptr : 0; |
269 | return mg ? (aio_req)mg->mg_ptr : 0; |
| 151 | } |
270 | } |
| … | |
… | |
| 157 | dSP; |
276 | dSP; |
| 158 | |
277 | |
| 159 | ENTER; |
278 | ENTER; |
| 160 | SAVETMPS; |
279 | SAVETMPS; |
| 161 | PUSHMARK (SP); |
280 | PUSHMARK (SP); |
| 162 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
281 | XPUSHs (req_sv (grp, aio_grp_stash)); |
| 163 | PUTBACK; |
282 | PUTBACK; |
| 164 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
283 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
| 165 | SPAGAIN; |
284 | SPAGAIN; |
| 166 | FREETMPS; |
285 | FREETMPS; |
| 167 | LEAVE; |
286 | LEAVE; |
| 168 | } |
287 | } |
| 169 | } |
288 | } |
| 170 | |
289 | |
|
|
290 | static void req_submit (eio_req *req) |
|
|
291 | { |
|
|
292 | eio_submit (req); |
|
|
293 | |
|
|
294 | if (expect_false (on_next_submit)) |
|
|
295 | { |
|
|
296 | dSP; |
|
|
297 | SV *cb = sv_2mortal (on_next_submit); |
|
|
298 | |
|
|
299 | on_next_submit = 0; |
|
|
300 | |
|
|
301 | PUSHMARK (SP); |
|
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302 | PUTBACK; |
|
|
303 | call_sv (cb, G_DISCARD | G_EVAL); |
|
|
304 | } |
|
|
305 | } |
|
|
306 | |
| 171 | static int req_invoke (eio_req *req) |
307 | static int req_invoke (eio_req *req) |
| 172 | { |
308 | { |
| 173 | dSP; |
|
|
| 174 | |
|
|
| 175 | if (req->flags & FLAG_SV2_RO_OFF) |
309 | if (req->flags & FLAG_SV2_RO_OFF) |
| 176 | SvREADONLY_off (req->sv2); |
310 | SvREADONLY_off (req->sv2); |
| 177 | |
311 | |
| 178 | if (!EIO_CANCELLED (req) && SvOK (req->callback)) |
312 | if (!EIO_CANCELLED (req) && req->callback) |
| 179 | { |
313 | { |
|
|
314 | dSP; |
|
|
315 | static SV *sv_result_cache; /* caches the result integer SV */ |
|
|
316 | SV *sv_result; |
|
|
317 | |
| 180 | ENTER; |
318 | ENTER; |
| 181 | SAVETMPS; |
319 | SAVETMPS; |
| 182 | PUSHMARK (SP); |
320 | PUSHMARK (SP); |
| 183 | EXTEND (SP, 1); |
321 | EXTEND (SP, 1); |
|
|
322 | |
|
|
323 | /* do not recreate the result IV from scratch each time */ |
|
|
324 | if (expect_true (sv_result_cache)) |
|
|
325 | { |
|
|
326 | sv_result = sv_result_cache; sv_result_cache = 0; |
|
|
327 | SvIV_set (sv_result, req->result); |
|
|
328 | } |
|
|
329 | else |
|
|
330 | { |
|
|
331 | sv_result = newSViv (req->result); |
|
|
332 | SvREADONLY_on (sv_result); |
|
|
333 | } |
| 184 | |
334 | |
| 185 | switch (req->type) |
335 | switch (req->type) |
| 186 | { |
336 | { |
| 187 | case EIO_READDIR: |
337 | case EIO_READDIR: |
| 188 | { |
338 | { |
| 189 | SV *rv = &PL_sv_undef; |
339 | SV *rv = &PL_sv_undef; |
| 190 | |
340 | |
| 191 | if (req->result >= 0) |
341 | if (req->result >= 0) |
| 192 | { |
342 | { |
| 193 | int i; |
343 | int i; |
| 194 | char *buf = req->ptr2; |
344 | char *names = (char *)req->ptr2; |
|
|
345 | eio_dirent *ent = (eio_dirent *)req->ptr1; /* might be 0 */ |
| 195 | AV *av = newAV (); |
346 | AV *av = newAV (); |
| 196 | |
347 | |
| 197 | av_extend (av, req->result - 1); |
348 | av_extend (av, req->result - 1); |
| 198 | |
349 | |
| 199 | for (i = 0; i < req->result; ++i) |
350 | for (i = 0; i < req->result; ++i) |
| 200 | { |
351 | { |
| 201 | SV *sv = newSVpv (buf, 0); |
352 | if (req->int1 & EIO_READDIR_DENTS) |
|
|
353 | { |
|
|
354 | SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen); |
| 202 | |
355 | |
|
|
356 | if (req->int1 & EIO_READDIR_CUSTOM2) |
|
|
357 | { |
|
|
358 | static SV *sv_type [EIO_DT_MAX + 1]; /* type sv cache */ |
|
|
359 | AV *avent = newAV (); |
|
|
360 | |
|
|
361 | av_extend (avent, 2); |
|
|
362 | |
|
|
363 | if (!sv_type [ent->type]) |
|
|
364 | { |
|
|
365 | sv_type [ent->type] = newSViv (ent->type); |
|
|
366 | SvREADONLY_on (sv_type [ent->type]); |
|
|
367 | } |
|
|
368 | |
|
|
369 | av_store (avent, 0, namesv); |
|
|
370 | av_store (avent, 1, SvREFCNT_inc (sv_type [ent->type])); |
|
|
371 | av_store (avent, 2, IVSIZE >= 8 ? newSVuv (ent->inode) : newSVnv (ent->inode)); |
|
|
372 | |
|
|
373 | av_store (av, i, newRV_noinc ((SV *)avent)); |
|
|
374 | } |
|
|
375 | else |
| 203 | av_store (av, i, sv); |
376 | av_store (av, i, namesv); |
|
|
377 | |
|
|
378 | ++ent; |
|
|
379 | } |
|
|
380 | else |
|
|
381 | { |
|
|
382 | SV *name = newSVpv (names, 0); |
|
|
383 | av_store (av, i, name); |
| 204 | buf += SvCUR (sv) + 1; |
384 | names += SvCUR (name) + 1; |
|
|
385 | } |
| 205 | } |
386 | } |
| 206 | |
387 | |
| 207 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
388 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
| 208 | } |
389 | } |
| 209 | |
390 | |
| 210 | PUSHs (rv); |
391 | PUSHs (rv); |
|
|
392 | |
|
|
393 | if (req->int1 & EIO_READDIR_CUSTOM1) |
|
|
394 | XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); |
| 211 | } |
395 | } |
| 212 | break; |
396 | break; |
| 213 | |
397 | |
| 214 | case EIO_OPEN: |
398 | case EIO_OPEN: |
| 215 | { |
399 | { |
| … | |
… | |
| 221 | GV *gv = (GV *)sv_newmortal (); |
405 | GV *gv = (GV *)sv_newmortal (); |
| 222 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
406 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
| 223 | char sym [64]; |
407 | char sym [64]; |
| 224 | int symlen; |
408 | int symlen; |
| 225 | |
409 | |
| 226 | symlen = snprintf (sym, sizeof (sym), "fd#%d", req->result); |
410 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
| 227 | gv_init (gv, stash, sym, symlen, 0); |
411 | gv_init (gv, aio_stash, sym, symlen, 0); |
| 228 | |
412 | |
| 229 | symlen = snprintf ( |
413 | symlen = snprintf ( |
| 230 | sym, |
414 | sym, |
| 231 | sizeof (sym), |
415 | sizeof (sym), |
| 232 | "%s&=%d", |
416 | "%s&=%d", |
| 233 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
417 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
| 234 | req->result |
418 | (int)req->result |
| 235 | ); |
419 | ); |
| 236 | |
420 | |
| 237 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
421 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
| 238 | fh = (SV *)gv; |
422 | fh = (SV *)gv; |
| 239 | } |
423 | } |
| 240 | |
424 | |
| 241 | PUSHs (fh); |
425 | PUSHs (fh); |
| 242 | } |
426 | } |
|
|
427 | break; |
|
|
428 | |
|
|
429 | case EIO_STATVFS: |
|
|
430 | case EIO_FSTATVFS: |
|
|
431 | { |
|
|
432 | SV *rv = &PL_sv_undef; |
|
|
433 | |
|
|
434 | if (req->result >= 0) |
|
|
435 | { |
|
|
436 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
|
|
437 | HV *hv = newHV (); |
|
|
438 | |
|
|
439 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
|
|
440 | |
|
|
441 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
|
|
442 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
|
|
443 | hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0); |
|
|
444 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
|
|
445 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
|
|
446 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
|
|
447 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
|
|
448 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
|
|
449 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); |
|
|
450 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
|
|
451 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
|
|
452 | } |
|
|
453 | |
|
|
454 | PUSHs (rv); |
|
|
455 | } |
|
|
456 | |
| 243 | break; |
457 | break; |
| 244 | |
458 | |
| 245 | case EIO_GROUP: |
459 | case EIO_GROUP: |
| 246 | req->int1 = 2; /* mark group as finished */ |
460 | req->int1 = 2; /* mark group as finished */ |
| 247 | |
461 | |
| … | |
… | |
| 260 | case EIO_BUSY: |
474 | case EIO_BUSY: |
| 261 | break; |
475 | break; |
| 262 | |
476 | |
| 263 | case EIO_READLINK: |
477 | case EIO_READLINK: |
| 264 | if (req->result > 0) |
478 | if (req->result > 0) |
| 265 | { |
479 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
| 266 | SvCUR_set (req->sv2, req->result); |
|
|
| 267 | *SvEND (req->sv2) = 0; |
|
|
| 268 | PUSHs (req->sv2); |
|
|
| 269 | } |
|
|
| 270 | break; |
480 | break; |
| 271 | |
481 | |
| 272 | case EIO_STAT: |
482 | case EIO_STAT: |
| 273 | case EIO_LSTAT: |
483 | case EIO_LSTAT: |
| 274 | case EIO_FSTAT: |
484 | case EIO_FSTAT: |
| 275 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
485 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
| 276 | PL_laststatval = req->result; |
486 | PL_laststatval = req->result; |
| 277 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
487 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
| 278 | PUSHs (sv_2mortal (newSViv (req->result))); |
488 | PUSHs (sv_result); |
| 279 | break; |
489 | break; |
| 280 | |
490 | |
| 281 | case EIO_READ: |
491 | case EIO_READ: |
|
|
492 | { |
| 282 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
493 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
| 283 | *SvEND (req->sv2) = 0; |
494 | *SvEND (req->sv2) = 0; |
| 284 | PUSHs (sv_2mortal (newSViv (req->result))); |
495 | SvPOK_only (req->sv2); |
|
|
496 | SvSETMAGIC (req->sv2); |
|
|
497 | PUSHs (sv_result); |
|
|
498 | } |
| 285 | break; |
499 | break; |
| 286 | |
500 | |
| 287 | case EIO_DUP2: |
501 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), su fudge result value */ |
| 288 | if (req->result > 0) |
502 | if (req->result > 0) |
| 289 | req->result = 0; |
503 | SvIV_set (sv_result, 0); |
| 290 | /* FALLTHROUGH */ |
504 | /* FALLTHROUGH */ |
| 291 | |
505 | |
| 292 | default: |
506 | default: |
| 293 | PUSHs (sv_2mortal (newSViv (req->result))); |
507 | PUSHs (sv_result); |
| 294 | break; |
508 | break; |
| 295 | } |
509 | } |
| 296 | |
510 | |
| 297 | errno = req->errorno; |
511 | errno = req->errorno; |
| 298 | |
512 | |
| 299 | PUTBACK; |
513 | PUTBACK; |
| 300 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
514 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
| 301 | SPAGAIN; |
515 | SPAGAIN; |
|
|
516 | |
|
|
517 | if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache)) |
|
|
518 | SvREFCNT_dec (sv_result); |
|
|
519 | else |
|
|
520 | sv_result_cache = sv_result; |
| 302 | |
521 | |
| 303 | FREETMPS; |
522 | FREETMPS; |
| 304 | LEAVE; |
523 | LEAVE; |
| 305 | |
524 | |
| 306 | PUTBACK; |
525 | PUTBACK; |
| … | |
… | |
| 335 | grp->sv2 = 0; |
554 | grp->sv2 = 0; |
| 336 | |
555 | |
| 337 | eio_grp_cancel (grp); |
556 | eio_grp_cancel (grp); |
| 338 | } |
557 | } |
| 339 | |
558 | |
| 340 | #ifdef USE_SOCKETS_AS_HANDLES |
|
|
| 341 | # define TO_SOCKET(x) (win32_get_osfhandle (x)) |
|
|
| 342 | #else |
|
|
| 343 | # define TO_SOCKET(x) (x) |
|
|
| 344 | #endif |
|
|
| 345 | |
|
|
| 346 | static void |
559 | static void |
| 347 | create_respipe (void) |
560 | create_respipe (void) |
| 348 | { |
561 | { |
| 349 | int old_readfd = respipe [0]; |
|
|
| 350 | |
|
|
| 351 | if (respipe [1] >= 0) |
|
|
| 352 | respipe_close (TO_SOCKET (respipe [1])); |
|
|
| 353 | |
|
|
| 354 | #ifdef _WIN32 |
|
|
| 355 | if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe)) |
|
|
| 356 | #else |
|
|
| 357 | if (pipe (respipe)) |
562 | if (s_epipe_renew (&respipe)) |
| 358 | #endif |
|
|
| 359 | croak ("unable to initialize result pipe"); |
563 | croak ("IO::AIO: unable to initialize result pipe"); |
| 360 | |
|
|
| 361 | if (old_readfd >= 0) |
|
|
| 362 | { |
|
|
| 363 | if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) |
|
|
| 364 | croak ("unable to initialize result pipe(2)"); |
|
|
| 365 | |
|
|
| 366 | respipe_close (respipe [0]); |
|
|
| 367 | respipe [0] = old_readfd; |
|
|
| 368 | } |
|
|
| 369 | |
|
|
| 370 | #ifdef _WIN32 |
|
|
| 371 | int arg = 1; |
|
|
| 372 | if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg) |
|
|
| 373 | || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg)) |
|
|
| 374 | #else |
|
|
| 375 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) |
|
|
| 376 | || fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
|
|
| 377 | #endif |
|
|
| 378 | croak ("unable to initialize result pipe(3)"); |
|
|
| 379 | |
|
|
| 380 | respipe_osf [0] = TO_SOCKET (respipe [0]); |
|
|
| 381 | respipe_osf [1] = TO_SOCKET (respipe [1]); |
|
|
| 382 | } |
564 | } |
| 383 | |
565 | |
| 384 | static void poll_wait (void) |
566 | static void poll_wait (void) |
| 385 | { |
567 | { |
| 386 | fd_set rfd; |
|
|
| 387 | |
|
|
| 388 | while (eio_nreqs ()) |
568 | while (eio_nreqs ()) |
| 389 | { |
569 | { |
| 390 | int size; |
570 | int size; |
| 391 | |
571 | |
| 392 | X_LOCK (reslock); |
572 | X_LOCK (reslock); |
| … | |
… | |
| 394 | X_UNLOCK (reslock); |
574 | X_UNLOCK (reslock); |
| 395 | |
575 | |
| 396 | if (size) |
576 | if (size) |
| 397 | return; |
577 | return; |
| 398 | |
578 | |
| 399 | maybe_start_thread (); |
579 | etp_maybe_start_thread (); |
| 400 | |
580 | |
| 401 | FD_ZERO (&rfd); |
581 | s_epipe_wait (&respipe); |
| 402 | FD_SET (respipe [0], &rfd); |
|
|
| 403 | |
|
|
| 404 | PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); |
|
|
| 405 | } |
582 | } |
| 406 | } |
583 | } |
| 407 | |
584 | |
| 408 | static int poll_cb (void) |
585 | static int poll_cb (void) |
| 409 | { |
586 | { |
| 410 | int res; |
587 | for (;;) |
| 411 | |
|
|
| 412 | do |
|
|
| 413 | { |
588 | { |
| 414 | res = eio_poll (); |
589 | int res = eio_poll (); |
| 415 | |
590 | |
| 416 | if (res > 0) |
591 | if (res > 0) |
| 417 | croak (0); |
592 | croak (0); |
|
|
593 | |
|
|
594 | if (!max_outstanding || max_outstanding > eio_nreqs ()) |
|
|
595 | return res; |
|
|
596 | |
|
|
597 | poll_wait (); |
| 418 | } |
598 | } |
| 419 | while (max_outstanding && max_outstanding <= eio_nreqs ()); |
|
|
| 420 | |
|
|
| 421 | return res; |
|
|
| 422 | } |
599 | } |
| 423 | |
600 | |
| 424 | static void atfork_child (void) |
601 | static void atfork_child (void) |
| 425 | { |
602 | { |
| 426 | create_respipe (); |
603 | create_respipe (); |
| 427 | } |
604 | } |
| 428 | |
605 | |
|
|
606 | /*****************************************************************************/ |
|
|
607 | |
|
|
608 | #if !_POSIX_MAPPED_FILES |
|
|
609 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
|
|
610 | # define munmap(addr,length) (errno = ENOSYS, -1) |
|
|
611 | #endif |
|
|
612 | |
|
|
613 | #define MMAP_MAGIC PERL_MAGIC_ext |
|
|
614 | |
|
|
615 | static int |
|
|
616 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
617 | { |
|
|
618 | int old_errno = errno; |
|
|
619 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
620 | errno = old_errno; |
|
|
621 | |
|
|
622 | mg->mg_obj = 0; /* just in case */ |
|
|
623 | |
|
|
624 | SvREADONLY_off (sv); |
|
|
625 | |
|
|
626 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
627 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
628 | |
|
|
629 | SvCUR_set (sv, 0); |
|
|
630 | SvPVX (sv) = 0; |
|
|
631 | SvOK_off (sv); |
|
|
632 | |
|
|
633 | return 0; |
|
|
634 | } |
|
|
635 | |
|
|
636 | static MGVTBL mmap_vtbl = { |
|
|
637 | 0, 0, 0, 0, mmap_free |
|
|
638 | }; |
|
|
639 | |
|
|
640 | /*****************************************************************************/ |
|
|
641 | |
|
|
642 | static SV * |
|
|
643 | get_cb (SV *cb_sv) |
|
|
644 | { |
|
|
645 | SvGETMAGIC (cb_sv); |
|
|
646 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
|
|
647 | } |
|
|
648 | |
| 429 | #define dREQ \ |
649 | #define dREQ \ |
|
|
650 | SV *cb_cv; \ |
| 430 | aio_req req; \ |
651 | aio_req req; \ |
| 431 | int req_pri = next_pri; \ |
652 | int req_pri = next_pri; \ |
| 432 | next_pri = EIO_DEFAULT_PRI + EIO_PRI_BIAS; \ |
653 | next_pri = EIO_PRI_DEFAULT; \ |
| 433 | \ |
654 | \ |
| 434 | if (SvOK (callback) && !SvROK (callback)) \ |
655 | cb_cv = get_cb (callback); \ |
| 435 | croak ("callback must be undef or of reference type"); \ |
|
|
| 436 | \ |
656 | \ |
| 437 | Newz (0, req, 1, eio_req); \ |
657 | Newz (0, req, 1, eio_req); \ |
| 438 | if (!req) \ |
658 | if (!req) \ |
| 439 | croak ("out of memory during eio_req allocation"); \ |
659 | croak ("out of memory during eio_req allocation"); \ |
| 440 | \ |
660 | \ |
| 441 | req->callback = newSVsv (callback); \ |
661 | req->callback = SvREFCNT_inc (cb_cv); \ |
| 442 | req->pri = req_pri |
662 | req->pri = req_pri |
| 443 | |
663 | |
| 444 | #define REQ_SEND \ |
664 | #define REQ_SEND \ |
|
|
665 | PUTBACK; \ |
| 445 | eio_submit (req); \ |
666 | req_submit (req); \ |
|
|
667 | SPAGAIN; \ |
| 446 | \ |
668 | \ |
| 447 | if (GIMME_V != G_VOID) \ |
669 | if (GIMME_V != G_VOID) \ |
| 448 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
670 | XPUSHs (req_sv (req, aio_req_stash)); |
| 449 | |
671 | |
| 450 | MODULE = IO::AIO PACKAGE = IO::AIO |
672 | MODULE = IO::AIO PACKAGE = IO::AIO |
| 451 | |
673 | |
| 452 | PROTOTYPES: ENABLE |
674 | PROTOTYPES: ENABLE |
| 453 | |
675 | |
| 454 | BOOT: |
676 | BOOT: |
| 455 | { |
677 | { |
| 456 | stash = gv_stashpv ("IO::AIO", 1); |
678 | static const struct { |
| 457 | |
679 | const char *name; |
| 458 | newCONSTSUB (stash, "EXDEV", newSViv (EXDEV)); |
680 | IV iv; |
| 459 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
681 | } *civ, const_iv[] = { |
| 460 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
682 | # define const_niv(name, value) { # name, (IV) value }, |
| 461 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
683 | # define const_iv(name) { # name, (IV) name }, |
| 462 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
684 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
|
|
685 | const_iv (EXDEV) |
|
|
686 | const_iv (ENOSYS) |
|
|
687 | const_iv (O_RDONLY) |
|
|
688 | const_iv (O_WRONLY) |
|
|
689 | const_iv (O_RDWR) |
|
|
690 | const_iv (O_CREAT) |
|
|
691 | const_iv (O_TRUNC) |
|
|
692 | const_iv (O_EXCL) |
|
|
693 | const_iv (O_APPEND) |
| 463 | #ifdef _WIN32 |
694 | #ifndef _WIN32 |
| 464 | X_MUTEX_CHECK (wrklock); |
695 | const_iv (S_IFIFO) |
| 465 | X_MUTEX_CHECK (reslock); |
|
|
| 466 | X_MUTEX_CHECK (reqlock); |
|
|
| 467 | X_MUTEX_CHECK (reqwait); |
|
|
| 468 | X_MUTEX_CHECK (preadwritelock); |
|
|
| 469 | X_MUTEX_CHECK (readdirlock); |
|
|
| 470 | |
|
|
| 471 | X_COND_CHECK (reqwait); |
|
|
| 472 | #else |
|
|
| 473 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
|
|
| 474 | #endif |
696 | #endif |
|
|
697 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
698 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
699 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
700 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
701 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
702 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
| 475 | |
703 | |
|
|
704 | const_iv (ST_RDONLY) |
|
|
705 | const_iv (ST_NOSUID) |
|
|
706 | const_iv (ST_NODEV) |
|
|
707 | const_iv (ST_NOEXEC) |
|
|
708 | const_iv (ST_SYNCHRONOUS) |
|
|
709 | const_iv (ST_MANDLOCK) |
|
|
710 | const_iv (ST_WRITE) |
|
|
711 | const_iv (ST_APPEND) |
|
|
712 | const_iv (ST_IMMUTABLE) |
|
|
713 | const_iv (ST_NOATIME) |
|
|
714 | const_iv (ST_NODIRATIME) |
|
|
715 | const_iv (ST_RELATIME) |
|
|
716 | |
|
|
717 | const_iv (PROT_EXEC) |
|
|
718 | const_iv (PROT_NONE) |
|
|
719 | const_iv (PROT_READ) |
|
|
720 | const_iv (PROT_WRITE) |
|
|
721 | |
|
|
722 | /*const_iv (MAP_FIXED)*/ |
|
|
723 | const_iv (MAP_PRIVATE) |
|
|
724 | const_iv (MAP_SHARED) |
|
|
725 | const_iv (MAP_ANONYMOUS) |
|
|
726 | |
|
|
727 | /* linuxish */ |
|
|
728 | const_iv (MAP_HUGETLB) |
|
|
729 | const_iv (MAP_LOCKED) |
|
|
730 | const_iv (MAP_NORESERVE) |
|
|
731 | const_iv (MAP_POPULATE) |
|
|
732 | const_iv (MAP_NONBLOCK) |
|
|
733 | |
|
|
734 | const_iv (MCL_FUTURE) |
|
|
735 | const_iv (MCL_CURRENT) |
|
|
736 | |
|
|
737 | const_eio (MS_ASYNC) |
|
|
738 | const_eio (MS_INVALIDATE) |
|
|
739 | const_eio (MS_SYNC) |
|
|
740 | |
|
|
741 | const_eio (MT_MODIFY) |
|
|
742 | |
|
|
743 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
|
|
744 | const_eio (SYNC_FILE_RANGE_WRITE) |
|
|
745 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
|
|
746 | |
|
|
747 | const_eio (READDIR_DENTS) |
|
|
748 | const_eio (READDIR_DIRS_FIRST) |
|
|
749 | const_eio (READDIR_STAT_ORDER) |
|
|
750 | const_eio (READDIR_FOUND_UNKNOWN) |
|
|
751 | |
|
|
752 | const_eio (DT_UNKNOWN) |
|
|
753 | const_eio (DT_FIFO) |
|
|
754 | const_eio (DT_CHR) |
|
|
755 | const_eio (DT_DIR) |
|
|
756 | const_eio (DT_BLK) |
|
|
757 | const_eio (DT_REG) |
|
|
758 | const_eio (DT_LNK) |
|
|
759 | const_eio (DT_SOCK) |
|
|
760 | const_eio (DT_WHT) |
|
|
761 | }; |
|
|
762 | |
|
|
763 | aio_stash = gv_stashpv ("IO::AIO" , 1); |
|
|
764 | aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); |
|
|
765 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
|
|
766 | |
|
|
767 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
|
|
768 | newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); |
|
|
769 | |
|
|
770 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
|
|
771 | |
| 476 | create_respipe (); |
772 | create_respipe (); |
| 477 | |
773 | |
| 478 | if (eio_init (want_poll, done_poll) < 0) |
774 | if (eio_init (want_poll, done_poll) < 0) |
| 479 | croak ("IO::AIO: unable to initialise eio library"); |
775 | croak ("IO::AIO: unable to initialise eio library"); |
| 480 | |
776 | |
| 481 | /* atfork child called in fifo order, so before eio's handler */ |
777 | /* atfork child called in fifo order, so before eio's handler */ |
| 482 | X_THREAD_ATFORK (0, 0, atfork_child); |
778 | X_THREAD_ATFORK (0, 0, atfork_child); |
| 483 | } |
779 | } |
| 484 | |
780 | |
| 485 | void |
781 | void |
| 486 | max_poll_reqs (int nreqs) |
782 | max_poll_reqs (int nreqs) |
| 487 | PROTOTYPE: $ |
783 | PROTOTYPE: $ |
| … | |
… | |
| 540 | ALIAS: |
836 | ALIAS: |
| 541 | aio_fsync = EIO_FSYNC |
837 | aio_fsync = EIO_FSYNC |
| 542 | aio_fdatasync = EIO_FDATASYNC |
838 | aio_fdatasync = EIO_FDATASYNC |
| 543 | PPCODE: |
839 | PPCODE: |
| 544 | { |
840 | { |
|
|
841 | int fd = s_fileno_croak (fh, 0); |
| 545 | dREQ; |
842 | dREQ; |
| 546 | |
843 | |
| 547 | req->type = ix; |
844 | req->type = ix; |
| 548 | req->sv1 = newSVsv (fh); |
845 | req->sv1 = newSVsv (fh); |
| 549 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
846 | req->int1 = fd; |
|
|
847 | |
|
|
848 | REQ_SEND (req); |
|
|
849 | } |
|
|
850 | |
|
|
851 | void |
|
|
852 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
|
|
853 | PROTOTYPE: $$$$;$ |
|
|
854 | PPCODE: |
|
|
855 | { |
|
|
856 | int fd = s_fileno_croak (fh, 0); |
|
|
857 | dREQ; |
|
|
858 | |
|
|
859 | req->type = EIO_SYNC_FILE_RANGE; |
|
|
860 | req->sv1 = newSVsv (fh); |
|
|
861 | req->int1 = fd; |
|
|
862 | req->offs = offset; |
|
|
863 | req->size = nbytes; |
|
|
864 | req->int2 = flags; |
| 550 | |
865 | |
| 551 | REQ_SEND (req); |
866 | REQ_SEND (req); |
| 552 | } |
867 | } |
| 553 | |
868 | |
| 554 | void |
869 | void |
| 555 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
870 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
| 556 | PROTOTYPE: $;$ |
871 | PROTOTYPE: $;$ |
| 557 | PPCODE: |
872 | PPCODE: |
| 558 | { |
873 | { |
| 559 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
874 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
|
|
875 | int fd = s_fileno_croak (fh, 0); |
| 560 | dREQ; |
876 | dREQ; |
| 561 | |
877 | |
| 562 | if (close_pipe < 0) |
878 | if (close_pipe < 0) |
| 563 | { |
879 | { |
| 564 | int pipefd [2]; |
880 | int pipefd [2]; |
| … | |
… | |
| 572 | } |
888 | } |
| 573 | |
889 | |
| 574 | req->type = EIO_DUP2; |
890 | req->type = EIO_DUP2; |
| 575 | req->int1 = close_pipe; |
891 | req->int1 = close_pipe; |
| 576 | req->sv2 = newSVsv (fh); |
892 | req->sv2 = newSVsv (fh); |
| 577 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
893 | req->int2 = fd; |
| 578 | |
894 | |
| 579 | REQ_SEND (req); |
895 | REQ_SEND (req); |
| 580 | } |
896 | } |
| 581 | |
897 | |
| 582 | void |
898 | void |
| … | |
… | |
| 586 | aio_write = EIO_WRITE |
902 | aio_write = EIO_WRITE |
| 587 | PROTOTYPE: $$$$$;$ |
903 | PROTOTYPE: $$$$$;$ |
| 588 | PPCODE: |
904 | PPCODE: |
| 589 | { |
905 | { |
| 590 | STRLEN svlen; |
906 | STRLEN svlen; |
|
|
907 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
| 591 | char *svptr = SvPVbyte (data, svlen); |
908 | char *svptr = SvPVbyte (data, svlen); |
| 592 | UV len = SvUV (length); |
909 | UV len = SvUV (length); |
| 593 | |
|
|
| 594 | SvUPGRADE (data, SVt_PV); |
|
|
| 595 | SvPOK_on (data); |
|
|
| 596 | |
910 | |
| 597 | if (dataoffset < 0) |
911 | if (dataoffset < 0) |
| 598 | dataoffset += svlen; |
912 | dataoffset += svlen; |
| 599 | |
913 | |
| 600 | if (dataoffset < 0 || dataoffset > svlen) |
914 | if (dataoffset < 0 || dataoffset > svlen) |
| … | |
… | |
| 606 | if (!SvOK (length) || len + dataoffset > svlen) |
920 | if (!SvOK (length) || len + dataoffset > svlen) |
| 607 | len = svlen - dataoffset; |
921 | len = svlen - dataoffset; |
| 608 | } |
922 | } |
| 609 | else |
923 | else |
| 610 | { |
924 | { |
| 611 | /* read: grow scalar as necessary */ |
925 | /* read: check type and grow scalar as necessary */ |
|
|
926 | SvUPGRADE (data, SVt_PV); |
| 612 | svptr = SvGROW (data, len + dataoffset + 1); |
927 | svptr = SvGROW (data, len + dataoffset + 1); |
| 613 | } |
928 | } |
| 614 | |
929 | |
| 615 | if (len < 0) |
|
|
| 616 | croak ("length must not be negative"); |
|
|
| 617 | |
|
|
| 618 | { |
930 | { |
| 619 | dREQ; |
931 | dREQ; |
| 620 | |
932 | |
| 621 | req->type = ix; |
933 | req->type = ix; |
| 622 | req->sv1 = newSVsv (fh); |
934 | req->sv1 = newSVsv (fh); |
| 623 | req->int1 = PerlIO_fileno (ix == EIO_READ ? IoIFP (sv_2io (fh)) |
935 | req->int1 = fd; |
| 624 | : IoOFP (sv_2io (fh))); |
|
|
| 625 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
936 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
| 626 | req->size = len; |
937 | req->size = len; |
| 627 | req->sv2 = SvREFCNT_inc (data); |
938 | req->sv2 = SvREFCNT_inc (data); |
| 628 | req->ptr2 = (char *)svptr + dataoffset; |
939 | req->ptr2 = (char *)svptr + dataoffset; |
| 629 | req->stroffset = dataoffset; |
940 | req->stroffset = dataoffset; |
| … | |
… | |
| 644 | PPCODE: |
955 | PPCODE: |
| 645 | { |
956 | { |
| 646 | SV *data; |
957 | SV *data; |
| 647 | dREQ; |
958 | dREQ; |
| 648 | |
959 | |
| 649 | data = newSV (NAME_MAX); |
|
|
| 650 | SvPOK_on (data); |
|
|
| 651 | |
|
|
| 652 | req->type = EIO_READLINK; |
960 | req->type = EIO_READLINK; |
| 653 | req->sv1 = newSVsv (path); |
961 | req->sv1 = newSVsv (path); |
| 654 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
962 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
| 655 | req->sv2 = data; |
|
|
| 656 | req->ptr2 = SvPVbyte_nolen (data); |
|
|
| 657 | |
963 | |
| 658 | REQ_SEND; |
964 | REQ_SEND; |
| 659 | } |
965 | } |
| 660 | |
966 | |
| 661 | void |
967 | void |
| 662 | aio_sendfile (SV *out_fh, SV *in_fh, SV *in_offset, UV length, SV *callback=&PL_sv_undef) |
968 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
| 663 | PROTOTYPE: $$$$;$ |
969 | PROTOTYPE: $$$$;$ |
| 664 | PPCODE: |
970 | PPCODE: |
| 665 | { |
971 | { |
|
|
972 | int ifd = s_fileno_croak (in_fh , 0); |
|
|
973 | int ofd = s_fileno_croak (out_fh, 1); |
| 666 | dREQ; |
974 | dREQ; |
| 667 | |
975 | |
| 668 | req->type = EIO_SENDFILE; |
976 | req->type = EIO_SENDFILE; |
| 669 | req->sv1 = newSVsv (out_fh); |
977 | req->sv1 = newSVsv (out_fh); |
| 670 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh))); |
978 | req->int1 = ofd; |
| 671 | req->sv2 = newSVsv (in_fh); |
979 | req->sv2 = newSVsv (in_fh); |
| 672 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh))); |
980 | req->int2 = ifd; |
| 673 | req->offs = SvVAL64 (in_offset); |
981 | req->offs = in_offset; |
| 674 | req->size = length; |
982 | req->size = length; |
| 675 | |
983 | |
| 676 | REQ_SEND; |
984 | REQ_SEND; |
| 677 | } |
985 | } |
| 678 | |
986 | |
| 679 | void |
987 | void |
| 680 | aio_readahead (SV *fh, SV *offset, IV length, SV *callback=&PL_sv_undef) |
988 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
| 681 | PROTOTYPE: $$$;$ |
989 | PROTOTYPE: $$$;$ |
| 682 | PPCODE: |
990 | PPCODE: |
| 683 | { |
991 | { |
|
|
992 | int fd = s_fileno_croak (fh, 0); |
| 684 | dREQ; |
993 | dREQ; |
| 685 | |
994 | |
| 686 | req->type = EIO_READAHEAD; |
995 | req->type = EIO_READAHEAD; |
| 687 | req->sv1 = newSVsv (fh); |
996 | req->sv1 = newSVsv (fh); |
| 688 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
997 | req->int1 = fd; |
| 689 | req->offs = SvVAL64 (offset); |
998 | req->offs = offset; |
| 690 | req->size = length; |
999 | req->size = length; |
| 691 | |
1000 | |
| 692 | REQ_SEND; |
1001 | REQ_SEND; |
| 693 | } |
1002 | } |
| 694 | |
1003 | |
| 695 | void |
1004 | void |
| 696 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
1005 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
| 697 | ALIAS: |
1006 | ALIAS: |
| 698 | aio_stat = EIO_STAT |
1007 | aio_stat = EIO_STAT |
| 699 | aio_lstat = EIO_LSTAT |
1008 | aio_lstat = EIO_LSTAT |
|
|
1009 | aio_statvfs = EIO_STATVFS |
| 700 | PPCODE: |
1010 | PPCODE: |
| 701 | { |
1011 | { |
| 702 | dREQ; |
1012 | dREQ; |
| 703 | |
1013 | |
| 704 | req->ptr2 = malloc (sizeof (EIO_STRUCT_STAT)); |
|
|
| 705 | if (!req->ptr2) |
|
|
| 706 | { |
|
|
| 707 | req_destroy (req); |
|
|
| 708 | croak ("out of memory during aio_stat statdata allocation"); |
|
|
| 709 | } |
|
|
| 710 | |
|
|
| 711 | req->flags |= EIO_FLAG_PTR2_FREE; |
|
|
| 712 | req->sv1 = newSVsv (fh_or_path); |
1014 | req->sv1 = newSVsv (fh_or_path); |
| 713 | |
1015 | |
| 714 | if (SvPOK (fh_or_path)) |
1016 | if (SvPOK (req->sv1)) |
| 715 | { |
1017 | { |
| 716 | req->type = ix; |
1018 | req->type = ix; |
| 717 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1019 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
| 718 | } |
1020 | } |
| 719 | else |
1021 | else |
| 720 | { |
1022 | { |
| 721 | req->type = EIO_FSTAT; |
1023 | req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT; |
| 722 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
1024 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
| 723 | } |
1025 | } |
| 724 | |
1026 | |
| 725 | REQ_SEND; |
1027 | REQ_SEND; |
| 726 | } |
1028 | } |
| … | |
… | |
| 733 | |
1035 | |
| 734 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
1036 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
| 735 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
1037 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
| 736 | req->sv1 = newSVsv (fh_or_path); |
1038 | req->sv1 = newSVsv (fh_or_path); |
| 737 | |
1039 | |
| 738 | if (SvPOK (fh_or_path)) |
1040 | if (SvPOK (req->sv1)) |
| 739 | { |
1041 | { |
| 740 | req->type = EIO_UTIME; |
1042 | req->type = EIO_UTIME; |
| 741 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1043 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
| 742 | } |
1044 | } |
| 743 | else |
1045 | else |
| … | |
… | |
| 756 | dREQ; |
1058 | dREQ; |
| 757 | |
1059 | |
| 758 | req->sv1 = newSVsv (fh_or_path); |
1060 | req->sv1 = newSVsv (fh_or_path); |
| 759 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
1061 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
| 760 | |
1062 | |
| 761 | if (SvPOK (fh_or_path)) |
1063 | if (SvPOK (req->sv1)) |
| 762 | { |
1064 | { |
| 763 | req->type = EIO_TRUNCATE; |
1065 | req->type = EIO_TRUNCATE; |
| 764 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1066 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
| 765 | } |
1067 | } |
| 766 | else |
1068 | else |
| … | |
… | |
| 774 | |
1076 | |
| 775 | void |
1077 | void |
| 776 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) |
1078 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) |
| 777 | ALIAS: |
1079 | ALIAS: |
| 778 | aio_chmod = EIO_CHMOD |
1080 | aio_chmod = EIO_CHMOD |
| 779 | aio_fchmod = EIO_FCHMOD |
|
|
| 780 | aio_mkdir = EIO_MKDIR |
1081 | aio_mkdir = EIO_MKDIR |
| 781 | PPCODE: |
1082 | PPCODE: |
| 782 | { |
1083 | { |
| 783 | dREQ; |
1084 | dREQ; |
| 784 | |
1085 | |
| 785 | req->type = ix; |
|
|
| 786 | req->int2 = mode; |
1086 | req->int2 = mode; |
| 787 | req->sv1 = newSVsv (fh_or_path); |
1087 | req->sv1 = newSVsv (fh_or_path); |
| 788 | |
1088 | |
| 789 | if (ix == EIO_FCHMOD) |
1089 | if (SvPOK (req->sv1)) |
| 790 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
1090 | { |
|
|
1091 | req->type = ix; |
|
|
1092 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1093 | } |
| 791 | else |
1094 | else |
| 792 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1095 | { |
|
|
1096 | req->type = EIO_FCHMOD; |
|
|
1097 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
1098 | } |
| 793 | |
1099 | |
| 794 | REQ_SEND; |
1100 | REQ_SEND; |
| 795 | } |
1101 | } |
| 796 | |
1102 | |
| 797 | void |
1103 | void |
| … | |
… | |
| 802 | |
1108 | |
| 803 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
1109 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
| 804 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
1110 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
| 805 | req->sv1 = newSVsv (fh_or_path); |
1111 | req->sv1 = newSVsv (fh_or_path); |
| 806 | |
1112 | |
| 807 | if (SvPOK (fh_or_path)) |
1113 | if (SvPOK (req->sv1)) |
| 808 | { |
1114 | { |
| 809 | req->type = EIO_CHOWN; |
1115 | req->type = EIO_CHOWN; |
| 810 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1116 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
| 811 | } |
1117 | } |
| 812 | else |
1118 | else |
| … | |
… | |
| 817 | |
1123 | |
| 818 | REQ_SEND; |
1124 | REQ_SEND; |
| 819 | } |
1125 | } |
| 820 | |
1126 | |
| 821 | void |
1127 | void |
|
|
1128 | aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) |
|
|
1129 | PPCODE: |
|
|
1130 | { |
|
|
1131 | dREQ; |
|
|
1132 | |
|
|
1133 | req->type = EIO_READDIR; |
|
|
1134 | req->sv1 = newSVsv (pathname); |
|
|
1135 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1136 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
|
|
1137 | |
|
|
1138 | if (flags & EIO_READDIR_DENTS) |
|
|
1139 | req->int1 |= EIO_READDIR_CUSTOM2; |
|
|
1140 | |
|
|
1141 | REQ_SEND; |
|
|
1142 | } |
|
|
1143 | |
|
|
1144 | void |
| 822 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
1145 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
| 823 | ALIAS: |
1146 | ALIAS: |
| 824 | aio_unlink = EIO_UNLINK |
1147 | aio_unlink = EIO_UNLINK |
| 825 | aio_rmdir = EIO_RMDIR |
1148 | aio_rmdir = EIO_RMDIR |
| 826 | aio_readdir = EIO_READDIR |
1149 | aio_readdir = EIO_READDIR |
| … | |
… | |
| 868 | |
1191 | |
| 869 | REQ_SEND; |
1192 | REQ_SEND; |
| 870 | } |
1193 | } |
| 871 | |
1194 | |
| 872 | void |
1195 | void |
|
|
1196 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
|
|
1197 | ALIAS: |
|
|
1198 | aio_mtouch = EIO_MTOUCH |
|
|
1199 | aio_msync = EIO_MSYNC |
|
|
1200 | PROTOTYPE: $$$$;$ |
|
|
1201 | PPCODE: |
|
|
1202 | { |
|
|
1203 | STRLEN svlen; |
|
|
1204 | UV len = SvUV (length); |
|
|
1205 | char *svptr = SvPVbyte (data, svlen); |
|
|
1206 | |
|
|
1207 | if (offset < 0) |
|
|
1208 | offset += svlen; |
|
|
1209 | |
|
|
1210 | if (offset < 0 || offset > svlen) |
|
|
1211 | croak ("offset outside of scalar"); |
|
|
1212 | |
|
|
1213 | if (!SvOK (length) || len + offset > svlen) |
|
|
1214 | len = svlen - offset; |
|
|
1215 | |
|
|
1216 | { |
|
|
1217 | dREQ; |
|
|
1218 | |
|
|
1219 | req->type = ix; |
|
|
1220 | req->size = len; |
|
|
1221 | req->sv2 = SvREFCNT_inc (data); |
|
|
1222 | req->ptr2 = (char *)svptr + offset; |
|
|
1223 | req->int1 = flags; |
|
|
1224 | |
|
|
1225 | REQ_SEND; |
|
|
1226 | } |
|
|
1227 | } |
|
|
1228 | |
|
|
1229 | void |
| 873 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1230 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
| 874 | PPCODE: |
1231 | PPCODE: |
| 875 | { |
1232 | { |
| 876 | dREQ; |
1233 | dREQ; |
| 877 | |
1234 | |
| … | |
… | |
| 888 | { |
1245 | { |
| 889 | dREQ; |
1246 | dREQ; |
| 890 | |
1247 | |
| 891 | req->type = EIO_GROUP; |
1248 | req->type = EIO_GROUP; |
| 892 | |
1249 | |
| 893 | eio_submit (req); |
1250 | req_submit (req); |
| 894 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1251 | XPUSHs (req_sv (req, aio_grp_stash)); |
| 895 | } |
1252 | } |
| 896 | |
1253 | |
| 897 | void |
1254 | void |
| 898 | aio_nop (SV *callback=&PL_sv_undef) |
1255 | aio_nop (SV *callback=&PL_sv_undef) |
| 899 | ALIAS: |
1256 | ALIAS: |
| … | |
… | |
| 910 | |
1267 | |
| 911 | int |
1268 | int |
| 912 | aioreq_pri (int pri = 0) |
1269 | aioreq_pri (int pri = 0) |
| 913 | PROTOTYPE: ;$ |
1270 | PROTOTYPE: ;$ |
| 914 | CODE: |
1271 | CODE: |
| 915 | RETVAL = next_pri - EIO_PRI_BIAS; |
1272 | RETVAL = next_pri; |
| 916 | if (items > 0) |
1273 | if (items > 0) |
| 917 | { |
1274 | { |
| 918 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1275 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
| 919 | if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX; |
1276 | if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX; |
| 920 | next_pri = pri + EIO_PRI_BIAS; |
1277 | next_pri = pri; |
| 921 | } |
1278 | } |
| 922 | OUTPUT: |
1279 | OUTPUT: |
| 923 | RETVAL |
1280 | RETVAL |
| 924 | |
1281 | |
| 925 | void |
1282 | void |
| 926 | aioreq_nice (int nice = 0) |
1283 | aioreq_nice (int nice = 0) |
| 927 | CODE: |
1284 | CODE: |
| 928 | nice = next_pri - nice; |
1285 | nice = next_pri - nice; |
| 929 | if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN; |
1286 | if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN; |
| 930 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1287 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
| 931 | next_pri = nice + EIO_PRI_BIAS; |
1288 | next_pri = nice; |
| 932 | |
1289 | |
| 933 | void |
1290 | void |
| 934 | flush () |
1291 | flush () |
| 935 | PROTOTYPE: |
1292 | PROTOTYPE: |
| 936 | CODE: |
1293 | CODE: |
| … | |
… | |
| 951 | |
1308 | |
| 952 | int |
1309 | int |
| 953 | poll_fileno() |
1310 | poll_fileno() |
| 954 | PROTOTYPE: |
1311 | PROTOTYPE: |
| 955 | CODE: |
1312 | CODE: |
| 956 | RETVAL = respipe [0]; |
1313 | RETVAL = s_epipe_fd (&respipe); |
| 957 | OUTPUT: |
1314 | OUTPUT: |
| 958 | RETVAL |
1315 | RETVAL |
| 959 | |
1316 | |
| 960 | int |
1317 | int |
| 961 | poll_cb(...) |
1318 | poll_cb(...) |
| … | |
… | |
| 997 | |
1354 | |
| 998 | int |
1355 | int |
| 999 | nthreads() |
1356 | nthreads() |
| 1000 | PROTOTYPE: |
1357 | PROTOTYPE: |
| 1001 | CODE: |
1358 | CODE: |
| 1002 | if (WORDACCESS_UNSAFE) X_LOCK (wrklock); |
1359 | RETVAL = eio_nthreads (); |
| 1003 | RETVAL = started; |
|
|
| 1004 | if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock); |
|
|
| 1005 | OUTPUT: |
1360 | OUTPUT: |
| 1006 | RETVAL |
1361 | RETVAL |
| 1007 | |
1362 | |
|
|
1363 | int |
|
|
1364 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
|
|
1365 | PROTOTYPE: $$$$ |
|
|
1366 | CODE: |
|
|
1367 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
|
|
1368 | RETVAL = posix_fadvise (fh, offset, length, advice); |
|
|
1369 | #else |
|
|
1370 | RETVAL = errno = ENOSYS; /* yes, this is actually correct */ |
|
|
1371 | #endif |
|
|
1372 | OUTPUT: |
|
|
1373 | RETVAL |
|
|
1374 | |
|
|
1375 | ssize_t |
|
|
1376 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
|
|
1377 | PROTOTYPE: $$$$ |
|
|
1378 | CODE: |
|
|
1379 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
|
|
1380 | OUTPUT: |
|
|
1381 | RETVAL |
|
|
1382 | |
|
|
1383 | void |
|
|
1384 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
|
|
1385 | PROTOTYPE: $$$$$;$ |
|
|
1386 | PPCODE: |
|
|
1387 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1388 | { |
|
|
1389 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
|
|
1390 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
|
|
1391 | if (addr == (void *)-1) |
|
|
1392 | XSRETURN_NO; |
|
|
1393 | |
|
|
1394 | sv_force_normal (scalar); |
|
|
1395 | |
|
|
1396 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
1397 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
|
|
1398 | ->mg_obj = (SV *)length; |
|
|
1399 | |
|
|
1400 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1401 | |
|
|
1402 | if (!(prot & PROT_WRITE)) |
|
|
1403 | SvREADONLY_on (scalar); |
|
|
1404 | |
|
|
1405 | if (SvLEN (scalar)) |
|
|
1406 | Safefree (SvPVX (scalar)); |
|
|
1407 | |
|
|
1408 | SvPVX (scalar) = (char *)addr; |
|
|
1409 | SvCUR_set (scalar, length); |
|
|
1410 | SvLEN_set (scalar, 0); |
|
|
1411 | SvPOK_only (scalar); |
|
|
1412 | |
|
|
1413 | XSRETURN_YES; |
|
|
1414 | } |
|
|
1415 | |
|
|
1416 | void |
|
|
1417 | munmap (SV *scalar) |
|
|
1418 | PROTOTYPE: $ |
|
|
1419 | CODE: |
|
|
1420 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1421 | |
|
|
1422 | int |
|
|
1423 | mlockall (int flags) |
|
|
1424 | PROTOTYPE: $ |
|
|
1425 | CODE: |
|
|
1426 | #if _POSIX_MEMLOCK |
|
|
1427 | #if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7 |
|
|
1428 | extern int mallopt (int, int); |
|
|
1429 | mallopt (-6, 238); /* http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=473812 */ |
|
|
1430 | #endif |
|
|
1431 | mlockall (flags); |
|
|
1432 | #else |
|
|
1433 | RETVAL = -1; |
|
|
1434 | errno = ENOSYS; |
|
|
1435 | #endif |
|
|
1436 | OUTPUT: |
|
|
1437 | RETVAL |
|
|
1438 | |
|
|
1439 | int |
|
|
1440 | munlockall () |
|
|
1441 | PROTOTYPE: |
|
|
1442 | CODE: |
|
|
1443 | #if _POSIX_MEMLOCK |
|
|
1444 | munlockall (); |
|
|
1445 | #else |
|
|
1446 | RETVAL = -1; |
|
|
1447 | errno = ENOSYS; |
|
|
1448 | #endif |
|
|
1449 | OUTPUT: |
|
|
1450 | RETVAL |
|
|
1451 | |
|
|
1452 | void _on_next_submit (SV *cb) |
|
|
1453 | CODE: |
|
|
1454 | SvREFCNT_dec (on_next_submit); |
|
|
1455 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
|
|
1456 | |
| 1008 | PROTOTYPES: DISABLE |
1457 | PROTOTYPES: DISABLE |
| 1009 | |
1458 | |
| 1010 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
1459 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
| 1011 | |
1460 | |
| 1012 | void |
1461 | void |
| … | |
… | |
| 1014 | CODE: |
1463 | CODE: |
| 1015 | eio_cancel (req); |
1464 | eio_cancel (req); |
| 1016 | |
1465 | |
| 1017 | void |
1466 | void |
| 1018 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
1467 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
| 1019 | CODE: |
1468 | PPCODE: |
|
|
1469 | { |
|
|
1470 | if (GIMME_V != G_VOID) |
|
|
1471 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
|
|
1472 | |
|
|
1473 | if (items > 1) |
|
|
1474 | { |
|
|
1475 | SV *cb_cv =get_cb (callback); |
|
|
1476 | |
| 1020 | SvREFCNT_dec (req->callback); |
1477 | SvREFCNT_dec (req->callback); |
| 1021 | req->callback = newSVsv (callback); |
1478 | req->callback = SvREFCNT_inc (cb_cv); |
|
|
1479 | } |
|
|
1480 | } |
| 1022 | |
1481 | |
| 1023 | MODULE = IO::AIO PACKAGE = IO::AIO::GRP |
1482 | MODULE = IO::AIO PACKAGE = IO::AIO::GRP |
| 1024 | |
1483 | |
| 1025 | void |
1484 | void |
| 1026 | add (aio_req grp, ...) |
1485 | add (aio_req grp, ...) |
| … | |
… | |
| 1058 | AV *av; |
1517 | AV *av; |
| 1059 | |
1518 | |
| 1060 | grp->errorno = errno; |
1519 | grp->errorno = errno; |
| 1061 | |
1520 | |
| 1062 | av = newAV (); |
1521 | av = newAV (); |
|
|
1522 | av_extend (av, items - 1); |
| 1063 | |
1523 | |
| 1064 | for (i = 1; i < items; ++i ) |
1524 | for (i = 1; i < items; ++i ) |
| 1065 | av_push (av, newSVsv (ST (i))); |
1525 | av_push (av, newSVsv (ST (i))); |
| 1066 | |
1526 | |
| 1067 | SvREFCNT_dec (grp->sv1); |
1527 | SvREFCNT_dec (grp->sv1); |
| … | |
… | |
| 1081 | void |
1541 | void |
| 1082 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
1542 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
| 1083 | CODE: |
1543 | CODE: |
| 1084 | { |
1544 | { |
| 1085 | SvREFCNT_dec (grp->sv2); |
1545 | SvREFCNT_dec (grp->sv2); |
| 1086 | grp->sv2 = newSVsv (callback); |
1546 | grp->sv2 = newSVsv (callback); |
|
|
1547 | grp->feed = aio_grp_feed; |
| 1087 | |
1548 | |
| 1088 | if (grp->int2 <= 0) |
1549 | if (grp->int2 <= 0) |
| 1089 | grp->int2 = 2; |
1550 | grp->int2 = 2; |
| 1090 | |
1551 | |
| 1091 | eio_grp_limit (grp, grp->int2); |
1552 | eio_grp_limit (grp, grp->int2); |
