| … | |
… | |
| 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> |
| 14 | #include <limits.h> |
16 | #include <limits.h> |
| 15 | #include <fcntl.h> |
17 | #include <fcntl.h> |
| 16 | #include <sched.h> |
18 | #include <sched.h> |
|
|
19 | |
|
|
20 | /* perl namespace pollution */ |
|
|
21 | #undef VERSION |
| 17 | |
22 | |
| 18 | #ifdef _WIN32 |
23 | #ifdef _WIN32 |
| 19 | |
24 | |
| 20 | # define EIO_STRUCT_DIRENT Direntry_t |
25 | # define EIO_STRUCT_DIRENT Direntry_t |
| 21 | # undef malloc |
26 | # undef malloc |
| … | |
… | |
| 62 | # include <signal.h> |
67 | # include <signal.h> |
| 63 | # define EIO_STRUCT_DIRENT struct dirent |
68 | # define EIO_STRUCT_DIRENT struct dirent |
| 64 | |
69 | |
| 65 | #endif |
70 | #endif |
| 66 | |
71 | |
|
|
72 | /* perl stupidly overrides readdir and maybe others */ |
|
|
73 | /* with thread-unsafe versions, imagine that :( */ |
|
|
74 | #undef readdir |
|
|
75 | #undef opendir |
|
|
76 | #undef closedir |
|
|
77 | |
| 67 | #define EIO_STRUCT_STAT Stat_t |
78 | #define EIO_STRUCT_STAT Stat_t |
| 68 | |
79 | |
| 69 | /* use NV for 32 bit perls as it allows larger offsets */ |
80 | /* use NV for 32 bit perls as it allows larger offsets */ |
| 70 | #if IVSIZE >= 8 |
81 | #if IVSIZE >= 8 |
|
|
82 | # define VAL64 IV |
| 71 | # define SvVAL64 SvIV |
83 | # define SvVAL64 SvIV |
|
|
84 | # define newSVval64 newSViv |
| 72 | #else |
85 | #else |
|
|
86 | # define VAL64 NV |
| 73 | # define SvVAL64 SvNV |
87 | # define SvVAL64 SvNV |
|
|
88 | # define newSVval64 newSVnv |
| 74 | #endif |
89 | #endif |
| 75 | |
90 | |
| 76 | static HV *stash; |
91 | /*****************************************************************************/ |
|
|
92 | |
|
|
93 | #if __GNUC__ >= 3 |
|
|
94 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
|
|
95 | #else |
|
|
96 | # define expect(expr,value) (expr) |
|
|
97 | #endif |
|
|
98 | |
|
|
99 | #define expect_false(expr) expect ((expr) != 0, 0) |
|
|
100 | #define expect_true(expr) expect ((expr) != 0, 1) |
|
|
101 | |
|
|
102 | /*****************************************************************************/ |
|
|
103 | |
| 77 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
104 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
|
|
105 | typedef int aio_rfd; /* read file desriptor */ |
|
|
106 | typedef int aio_wfd; /* write file descriptor */ |
| 78 | |
107 | |
| 79 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
108 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash; |
| 80 | #define AIO_GRP_KLASS "IO::AIO::GRP" |
|
|
| 81 | |
109 | |
| 82 | #define EIO_COMMON \ |
110 | #define EIO_REQ_MEMBERS \ |
| 83 | SV *callback; \ |
111 | SV *callback; \ |
| 84 | SV *sv1, *sv2; \ |
112 | SV *sv1, *sv2; \ |
| 85 | STRLEN stroffset; \ |
113 | STRLEN stroffset; \ |
| 86 | SV *self |
114 | SV *self; |
|
|
115 | |
|
|
116 | #define EIO_NO_WRAPPERS 1 |
| 87 | |
117 | |
| 88 | #include "libeio/eio.h" |
118 | #include "libeio/eio.h" |
|
|
119 | |
|
|
120 | #ifndef POSIX_FADV_NORMAL |
|
|
121 | # define POSIX_FADV_NORMAL 0 |
|
|
122 | # define NO_FADVISE 1 |
|
|
123 | #endif |
|
|
124 | |
|
|
125 | #ifndef POSIX_FADV_SEQUENTIAL |
|
|
126 | # define POSIX_FADV_SEQUENTIAL 0 |
|
|
127 | #endif |
|
|
128 | |
|
|
129 | #ifndef POSIX_FADV_RANDOM |
|
|
130 | # define POSIX_FADV_RANDOM 0 |
|
|
131 | #endif |
|
|
132 | |
|
|
133 | #ifndef POSIX_FADV_NOREUSE |
|
|
134 | # define POSIX_FADV_NOREUSE 0 |
|
|
135 | #endif |
|
|
136 | |
|
|
137 | #ifndef POSIX_FADV_WILLNEED |
|
|
138 | # define POSIX_FADV_WILLNEED 0 |
|
|
139 | #endif |
|
|
140 | |
|
|
141 | #ifndef POSIX_FADV_DONTNEED |
|
|
142 | # define POSIX_FADV_DONTNEED 0 |
|
|
143 | #endif |
| 89 | |
144 | |
| 90 | static int req_invoke (eio_req *req); |
145 | static int req_invoke (eio_req *req); |
| 91 | #define EIO_FINISH(req) req_invoke (req) |
146 | #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); |
147 | static void req_destroy (eio_req *grp); |
| 95 | #define EIO_DESTROY(req) req_destroy (req) |
148 | #define EIO_DESTROY(req) req_destroy (req) |
| 96 | |
149 | |
| 97 | enum { |
150 | enum { |
| 98 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
151 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
| … | |
… | |
| 101 | #include "libeio/eio.c" |
154 | #include "libeio/eio.c" |
| 102 | |
155 | |
| 103 | typedef eio_req *aio_req; |
156 | typedef eio_req *aio_req; |
| 104 | typedef eio_req *aio_req_ornot; |
157 | typedef eio_req *aio_req_ornot; |
| 105 | |
158 | |
| 106 | static unsigned int max_outstanding = 0x7fffffff; |
159 | static SV *on_next_submit; |
|
|
160 | static int next_pri = EIO_PRI_DEFAULT; |
|
|
161 | static int max_outstanding; |
| 107 | |
162 | |
| 108 | static int next_pri = EIO_DEFAULT_PRI + EIO_PRI_BIAS; |
163 | static s_epipe respipe; |
| 109 | |
|
|
| 110 | static int respipe_osf [2], respipe [2] = { -1, -1 }; |
|
|
| 111 | |
164 | |
| 112 | static void req_destroy (aio_req req); |
165 | static void req_destroy (aio_req req); |
| 113 | static void req_cancel (aio_req req); |
166 | static void req_cancel (aio_req req); |
| 114 | |
167 | |
| 115 | static void want_poll (void) |
168 | static void want_poll (void) |
| 116 | { |
169 | { |
| 117 | /* write a dummy byte to the pipe so fh becomes ready */ |
170 | /* write a dummy byte to the pipe so fh becomes ready */ |
| 118 | respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); |
171 | s_epipe_signal (&respipe); |
| 119 | } |
172 | } |
| 120 | |
173 | |
| 121 | static void done_poll (void) |
174 | static void done_poll (void) |
| 122 | { |
175 | { |
| 123 | /* read any signals sent by the worker threads */ |
176 | /* read any signals sent by the worker threads */ |
| 124 | char buf [4]; |
177 | s_epipe_drain (&respipe); |
| 125 | while (respipe_read (respipe [0], buf, 4) == 4) |
|
|
| 126 | ; |
|
|
| 127 | } |
178 | } |
| 128 | |
179 | |
| 129 | /* must be called at most once */ |
180 | /* must be called at most once */ |
| 130 | static SV *req_sv (aio_req req, const char *klass) |
181 | static SV *req_sv (aio_req req, HV *stash) |
| 131 | { |
182 | { |
| 132 | if (!req->self) |
183 | if (!req->self) |
| 133 | { |
184 | { |
| 134 | req->self = (SV *)newHV (); |
185 | req->self = (SV *)newHV (); |
| 135 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
186 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
| 136 | } |
187 | } |
| 137 | |
188 | |
| 138 | return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); |
189 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
| 139 | } |
190 | } |
| 140 | |
191 | |
| 141 | static aio_req SvAIO_REQ (SV *sv) |
192 | static aio_req SvAIO_REQ (SV *sv) |
| 142 | { |
193 | { |
| 143 | MAGIC *mg; |
194 | MAGIC *mg; |
| 144 | |
195 | |
| 145 | if (!sv_derived_from (sv, AIO_REQ_KLASS) || !SvROK (sv)) |
196 | if (!SvROK (sv) |
|
|
197 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
|
|
198 | && SvSTASH (SvRV (sv)) != aio_req_stash |
|
|
199 | && !sv_derived_from (sv, "IO::AIO::REQ"))) |
| 146 | croak ("object of class " AIO_REQ_KLASS " expected"); |
200 | croak ("object of class IO::AIO::REQ expected"); |
| 147 | |
201 | |
| 148 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
202 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
| 149 | |
203 | |
| 150 | return mg ? (aio_req)mg->mg_ptr : 0; |
204 | return mg ? (aio_req)mg->mg_ptr : 0; |
| 151 | } |
205 | } |
| … | |
… | |
| 157 | dSP; |
211 | dSP; |
| 158 | |
212 | |
| 159 | ENTER; |
213 | ENTER; |
| 160 | SAVETMPS; |
214 | SAVETMPS; |
| 161 | PUSHMARK (SP); |
215 | PUSHMARK (SP); |
| 162 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
216 | XPUSHs (req_sv (grp, aio_grp_stash)); |
| 163 | PUTBACK; |
217 | PUTBACK; |
| 164 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
218 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
| 165 | SPAGAIN; |
219 | SPAGAIN; |
| 166 | FREETMPS; |
220 | FREETMPS; |
| 167 | LEAVE; |
221 | LEAVE; |
| 168 | } |
222 | } |
| 169 | } |
223 | } |
| 170 | |
224 | |
|
|
225 | static void req_submit (eio_req *req) |
|
|
226 | { |
|
|
227 | eio_submit (req); |
|
|
228 | |
|
|
229 | if (expect_false (on_next_submit)) |
|
|
230 | { |
|
|
231 | dSP; |
|
|
232 | SV *cb = sv_2mortal (on_next_submit); |
|
|
233 | |
|
|
234 | on_next_submit = 0; |
|
|
235 | |
|
|
236 | PUSHMARK (SP); |
|
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237 | PUTBACK; |
|
|
238 | call_sv (cb, G_DISCARD | G_EVAL); |
|
|
239 | } |
|
|
240 | } |
|
|
241 | |
| 171 | static int req_invoke (eio_req *req) |
242 | static int req_invoke (eio_req *req) |
| 172 | { |
243 | { |
| 173 | dSP; |
244 | dSP; |
| 174 | |
245 | |
| 175 | if (req->flags & FLAG_SV2_RO_OFF) |
246 | if (req->flags & FLAG_SV2_RO_OFF) |
| 176 | SvREADONLY_off (req->sv2); |
247 | SvREADONLY_off (req->sv2); |
| 177 | |
248 | |
| 178 | if (!EIO_CANCELLED (req) && SvOK (req->callback)) |
249 | if (!EIO_CANCELLED (req) && req->callback) |
| 179 | { |
250 | { |
| 180 | ENTER; |
251 | ENTER; |
| 181 | SAVETMPS; |
252 | SAVETMPS; |
| 182 | PUSHMARK (SP); |
253 | PUSHMARK (SP); |
| 183 | EXTEND (SP, 1); |
254 | EXTEND (SP, 1); |
| … | |
… | |
| 189 | SV *rv = &PL_sv_undef; |
260 | SV *rv = &PL_sv_undef; |
| 190 | |
261 | |
| 191 | if (req->result >= 0) |
262 | if (req->result >= 0) |
| 192 | { |
263 | { |
| 193 | int i; |
264 | int i; |
| 194 | char *buf = req->ptr2; |
265 | char *names = (char *)req->ptr2; |
|
|
266 | eio_dirent *ent = (eio_dirent *)req->ptr1; /* might be 0 */ |
| 195 | AV *av = newAV (); |
267 | AV *av = newAV (); |
| 196 | |
268 | |
| 197 | av_extend (av, req->result - 1); |
269 | av_extend (av, req->result - 1); |
| 198 | |
270 | |
| 199 | for (i = 0; i < req->result; ++i) |
271 | for (i = 0; i < req->result; ++i) |
| 200 | { |
272 | { |
| 201 | SV *sv = newSVpv (buf, 0); |
273 | if (req->int1 & EIO_READDIR_DENTS) |
|
|
274 | { |
|
|
275 | SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen); |
| 202 | |
276 | |
|
|
277 | if (req->int1 & EIO_READDIR_CUSTOM2) |
|
|
278 | { |
|
|
279 | static SV *sv_type [EIO_DT_MAX + 1]; /* type sv cache */ |
|
|
280 | AV *avent = newAV (); |
|
|
281 | |
|
|
282 | av_extend (avent, 2); |
|
|
283 | |
|
|
284 | if (!sv_type [ent->type]) |
|
|
285 | { |
|
|
286 | sv_type [ent->type] = newSViv (ent->type); |
|
|
287 | SvREADONLY_on (sv_type [ent->type]); |
|
|
288 | } |
|
|
289 | |
|
|
290 | av_store (avent, 0, namesv); |
|
|
291 | av_store (avent, 1, SvREFCNT_inc (sv_type [ent->type])); |
|
|
292 | av_store (avent, 2, IVSIZE >= 8 ? newSVuv (ent->inode) : newSVnv (ent->inode)); |
|
|
293 | |
|
|
294 | av_store (av, i, newRV_noinc ((SV *)avent)); |
|
|
295 | } |
|
|
296 | else |
| 203 | av_store (av, i, sv); |
297 | av_store (av, i, namesv); |
|
|
298 | |
|
|
299 | ++ent; |
|
|
300 | } |
|
|
301 | else |
|
|
302 | { |
|
|
303 | SV *name = newSVpv (names, 0); |
|
|
304 | av_store (av, i, name); |
| 204 | buf += SvCUR (sv) + 1; |
305 | names += SvCUR (name) + 1; |
|
|
306 | } |
| 205 | } |
307 | } |
| 206 | |
308 | |
| 207 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
309 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
| 208 | } |
310 | } |
| 209 | |
311 | |
| 210 | PUSHs (rv); |
312 | PUSHs (rv); |
|
|
313 | |
|
|
314 | if (req->int1 & EIO_READDIR_CUSTOM1) |
|
|
315 | XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); |
| 211 | } |
316 | } |
| 212 | break; |
317 | break; |
| 213 | |
318 | |
| 214 | case EIO_OPEN: |
319 | case EIO_OPEN: |
| 215 | { |
320 | { |
| … | |
… | |
| 221 | GV *gv = (GV *)sv_newmortal (); |
326 | GV *gv = (GV *)sv_newmortal (); |
| 222 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
327 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
| 223 | char sym [64]; |
328 | char sym [64]; |
| 224 | int symlen; |
329 | int symlen; |
| 225 | |
330 | |
| 226 | symlen = snprintf (sym, sizeof (sym), "fd#%d", req->result); |
331 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
| 227 | gv_init (gv, stash, sym, symlen, 0); |
332 | gv_init (gv, aio_stash, sym, symlen, 0); |
| 228 | |
333 | |
| 229 | symlen = snprintf ( |
334 | symlen = snprintf ( |
| 230 | sym, |
335 | sym, |
| 231 | sizeof (sym), |
336 | sizeof (sym), |
| 232 | "%s&=%d", |
337 | "%s&=%d", |
| 233 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
338 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
| 234 | req->result |
339 | (int)req->result |
| 235 | ); |
340 | ); |
| 236 | |
341 | |
| 237 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
342 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
| 238 | fh = (SV *)gv; |
343 | fh = (SV *)gv; |
| 239 | } |
344 | } |
| … | |
… | |
| 260 | case EIO_BUSY: |
365 | case EIO_BUSY: |
| 261 | break; |
366 | break; |
| 262 | |
367 | |
| 263 | case EIO_READLINK: |
368 | case EIO_READLINK: |
| 264 | if (req->result > 0) |
369 | if (req->result > 0) |
| 265 | { |
370 | 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; |
371 | break; |
| 271 | |
372 | |
| 272 | case EIO_STAT: |
373 | case EIO_STAT: |
| 273 | case EIO_LSTAT: |
374 | case EIO_LSTAT: |
| 274 | case EIO_FSTAT: |
375 | case EIO_FSTAT: |
| … | |
… | |
| 277 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
378 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
| 278 | PUSHs (sv_2mortal (newSViv (req->result))); |
379 | PUSHs (sv_2mortal (newSViv (req->result))); |
| 279 | break; |
380 | break; |
| 280 | |
381 | |
| 281 | case EIO_READ: |
382 | case EIO_READ: |
|
|
383 | { |
| 282 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
384 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
| 283 | *SvEND (req->sv2) = 0; |
385 | *SvEND (req->sv2) = 0; |
|
|
386 | SvPOK_only (req->sv2); |
|
|
387 | SvSETMAGIC (req->sv2); |
| 284 | PUSHs (sv_2mortal (newSViv (req->result))); |
388 | PUSHs (sv_2mortal (newSViv (req->result))); |
|
|
389 | } |
| 285 | break; |
390 | break; |
| 286 | |
391 | |
| 287 | case EIO_DUP2: |
392 | case EIO_DUP2: |
| 288 | if (req->result > 0) |
393 | if (req->result > 0) |
| 289 | req->result = 0; |
394 | req->result = 0; |
| … | |
… | |
| 335 | grp->sv2 = 0; |
440 | grp->sv2 = 0; |
| 336 | |
441 | |
| 337 | eio_grp_cancel (grp); |
442 | eio_grp_cancel (grp); |
| 338 | } |
443 | } |
| 339 | |
444 | |
| 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 |
445 | static void |
| 347 | create_respipe (void) |
446 | create_respipe (void) |
| 348 | { |
447 | { |
| 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)) |
448 | if (s_epipe_renew (&respipe)) |
| 358 | #endif |
|
|
| 359 | croak ("unable to initialize result pipe"); |
449 | 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 | } |
450 | } |
| 383 | |
451 | |
| 384 | static void poll_wait (void) |
452 | static void poll_wait (void) |
| 385 | { |
453 | { |
| 386 | fd_set rfd; |
|
|
| 387 | |
|
|
| 388 | while (eio_nreqs ()) |
454 | while (eio_nreqs ()) |
| 389 | { |
455 | { |
| 390 | int size; |
456 | int size; |
| 391 | |
457 | |
| 392 | X_LOCK (reslock); |
458 | X_LOCK (reslock); |
| … | |
… | |
| 394 | X_UNLOCK (reslock); |
460 | X_UNLOCK (reslock); |
| 395 | |
461 | |
| 396 | if (size) |
462 | if (size) |
| 397 | return; |
463 | return; |
| 398 | |
464 | |
| 399 | maybe_start_thread (); |
465 | etp_maybe_start_thread (); |
| 400 | |
466 | |
| 401 | FD_ZERO (&rfd); |
467 | s_epipe_wait (&respipe); |
| 402 | FD_SET (respipe [0], &rfd); |
|
|
| 403 | |
|
|
| 404 | PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); |
|
|
| 405 | } |
468 | } |
| 406 | } |
469 | } |
| 407 | |
470 | |
| 408 | static int poll_cb (void) |
471 | static int poll_cb (void) |
| 409 | { |
472 | { |
|
|
473 | for (;;) |
|
|
474 | { |
| 410 | int res = eio_poll (); |
475 | int res = eio_poll (); |
| 411 | |
476 | |
| 412 | if (res > 0) |
477 | if (res > 0) |
| 413 | croak (0); |
478 | croak (0); |
| 414 | |
479 | |
|
|
480 | if (!max_outstanding || max_outstanding > eio_nreqs ()) |
| 415 | return res; |
481 | return res; |
|
|
482 | |
|
|
483 | poll_wait (); |
|
|
484 | } |
|
|
485 | } |
|
|
486 | |
|
|
487 | static void atfork_child (void) |
|
|
488 | { |
|
|
489 | create_respipe (); |
|
|
490 | } |
|
|
491 | |
|
|
492 | static SV * |
|
|
493 | get_cb (SV *cb_sv) |
|
|
494 | { |
|
|
495 | SvGETMAGIC (cb_sv); |
|
|
496 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
| 416 | } |
497 | } |
| 417 | |
498 | |
| 418 | #define dREQ \ |
499 | #define dREQ \ |
|
|
500 | SV *cb_cv; \ |
| 419 | aio_req req; \ |
501 | aio_req req; \ |
| 420 | int req_pri = next_pri; \ |
502 | int req_pri = next_pri; \ |
| 421 | next_pri = EIO_DEFAULT_PRI + EIO_PRI_BIAS; \ |
503 | next_pri = EIO_PRI_DEFAULT; \ |
| 422 | \ |
504 | \ |
| 423 | if (SvOK (callback) && !SvROK (callback)) \ |
505 | cb_cv = get_cb (callback); \ |
| 424 | croak ("callback must be undef or of reference type"); \ |
|
|
| 425 | \ |
506 | \ |
| 426 | Newz (0, req, 1, eio_req); \ |
507 | Newz (0, req, 1, eio_req); \ |
| 427 | if (!req) \ |
508 | if (!req) \ |
| 428 | croak ("out of memory during eio_req allocation"); \ |
509 | croak ("out of memory during eio_req allocation"); \ |
| 429 | \ |
510 | \ |
| 430 | req->callback = newSVsv (callback); \ |
511 | req->callback = SvREFCNT_inc (cb_cv); \ |
| 431 | req->pri = req_pri |
512 | req->pri = req_pri |
| 432 | |
513 | |
| 433 | #define REQ_SEND \ |
514 | #define REQ_SEND \ |
|
|
515 | PUTBACK; \ |
| 434 | eio_submit (req); \ |
516 | req_submit (req); \ |
|
|
517 | SPAGAIN; \ |
| 435 | \ |
518 | \ |
| 436 | if (GIMME_V != G_VOID) \ |
519 | if (GIMME_V != G_VOID) \ |
| 437 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
520 | XPUSHs (req_sv (req, aio_req_stash)); |
| 438 | |
521 | |
| 439 | MODULE = IO::AIO PACKAGE = IO::AIO |
522 | MODULE = IO::AIO PACKAGE = IO::AIO |
| 440 | |
523 | |
| 441 | PROTOTYPES: ENABLE |
524 | PROTOTYPES: ENABLE |
| 442 | |
525 | |
| 443 | BOOT: |
526 | BOOT: |
| 444 | { |
527 | { |
| 445 | stash = gv_stashpv ("IO::AIO", 1); |
528 | static const struct { |
| 446 | |
529 | const char *name; |
| 447 | newCONSTSUB (stash, "EXDEV", newSViv (EXDEV)); |
530 | IV iv; |
| 448 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
531 | } *civ, const_iv[] = { |
| 449 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
532 | # define const_iv(name, value) { # name, (IV) value }, |
| 450 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
533 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
| 451 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
534 | const_iv (EXDEV , EXDEV) |
|
|
535 | const_iv (ENOSYS , ENOSYS) |
|
|
536 | const_iv (O_RDONLY, O_RDONLY) |
|
|
537 | const_iv (O_WRONLY, O_WRONLY) |
|
|
538 | const_iv (O_CREAT , O_CREAT) |
|
|
539 | const_iv (O_TRUNC , O_TRUNC) |
| 452 | #ifdef _WIN32 |
540 | #ifndef _WIN32 |
| 453 | X_MUTEX_CHECK (wrklock); |
541 | const_iv (S_IFIFO , S_IFIFO) |
| 454 | X_MUTEX_CHECK (reslock); |
|
|
| 455 | X_MUTEX_CHECK (reqlock); |
|
|
| 456 | X_MUTEX_CHECK (reqwait); |
|
|
| 457 | X_MUTEX_CHECK (preadwritelock); |
|
|
| 458 | X_MUTEX_CHECK (readdirlock); |
|
|
| 459 | |
|
|
| 460 | X_COND_CHECK (reqwait); |
|
|
| 461 | #else |
|
|
| 462 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
|
|
| 463 | #endif |
542 | #endif |
|
|
543 | const_iv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
544 | const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
545 | const_iv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
546 | const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
547 | const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
548 | const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
| 464 | |
549 | |
|
|
550 | const_eio (MS_ASYNC) |
|
|
551 | const_eio (MS_INVALIDATE) |
|
|
552 | const_eio (MS_SYNC) |
|
|
553 | |
|
|
554 | const_eio (MT_MODIFY) |
|
|
555 | |
|
|
556 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
|
|
557 | const_eio (SYNC_FILE_RANGE_WRITE) |
|
|
558 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
|
|
559 | |
|
|
560 | const_eio (READDIR_DENTS) |
|
|
561 | const_eio (READDIR_DIRS_FIRST) |
|
|
562 | const_eio (READDIR_STAT_ORDER) |
|
|
563 | const_eio (READDIR_FOUND_UNKNOWN) |
|
|
564 | |
|
|
565 | const_eio (DT_UNKNOWN) |
|
|
566 | const_eio (DT_FIFO) |
|
|
567 | const_eio (DT_CHR) |
|
|
568 | const_eio (DT_DIR) |
|
|
569 | const_eio (DT_BLK) |
|
|
570 | const_eio (DT_REG) |
|
|
571 | const_eio (DT_LNK) |
|
|
572 | const_eio (DT_SOCK) |
|
|
573 | const_eio (DT_WHT) |
|
|
574 | }; |
|
|
575 | |
|
|
576 | aio_stash = gv_stashpv ("IO::AIO" , 1); |
|
|
577 | aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); |
|
|
578 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
|
|
579 | |
|
|
580 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
|
|
581 | newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); |
|
|
582 | |
| 465 | create_respipe (); |
583 | create_respipe (); |
| 466 | |
584 | |
| 467 | if (eio_init (want_poll, done_poll) < 0) |
585 | if (eio_init (want_poll, done_poll) < 0) |
| 468 | croak ("IO::AIO: unable to initialise eio library"); |
586 | croak ("IO::AIO: unable to initialise eio library"); |
|
|
587 | |
|
|
588 | /* atfork child called in fifo order, so before eio's handler */ |
|
|
589 | X_THREAD_ATFORK (0, 0, atfork_child); |
| 469 | } |
590 | } |
| 470 | |
591 | |
| 471 | void |
592 | void |
| 472 | max_poll_reqs (int nreqs) |
593 | max_poll_reqs (int nreqs) |
| 473 | PROTOTYPE: $ |
594 | PROTOTYPE: $ |
| … | |
… | |
| 526 | ALIAS: |
647 | ALIAS: |
| 527 | aio_fsync = EIO_FSYNC |
648 | aio_fsync = EIO_FSYNC |
| 528 | aio_fdatasync = EIO_FDATASYNC |
649 | aio_fdatasync = EIO_FDATASYNC |
| 529 | PPCODE: |
650 | PPCODE: |
| 530 | { |
651 | { |
|
|
652 | int fd = s_fileno_croak (fh, 0); |
| 531 | dREQ; |
653 | dREQ; |
| 532 | |
654 | |
| 533 | req->type = ix; |
655 | req->type = ix; |
| 534 | req->sv1 = newSVsv (fh); |
656 | req->sv1 = newSVsv (fh); |
| 535 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
657 | req->int1 = fd; |
|
|
658 | |
|
|
659 | REQ_SEND (req); |
|
|
660 | } |
|
|
661 | |
|
|
662 | void |
|
|
663 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
|
|
664 | PROTOTYPE: $$$$;$ |
|
|
665 | PPCODE: |
|
|
666 | { |
|
|
667 | int fd = s_fileno_croak (fh, 0); |
|
|
668 | dREQ; |
|
|
669 | |
|
|
670 | req->type = EIO_SYNC_FILE_RANGE; |
|
|
671 | req->sv1 = newSVsv (fh); |
|
|
672 | req->int1 = fd; |
|
|
673 | req->offs = offset; |
|
|
674 | req->size = nbytes; |
|
|
675 | req->int2 = flags; |
| 536 | |
676 | |
| 537 | REQ_SEND (req); |
677 | REQ_SEND (req); |
| 538 | } |
678 | } |
| 539 | |
679 | |
| 540 | void |
680 | void |
| 541 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
681 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
| 542 | PROTOTYPE: $;$ |
682 | PROTOTYPE: $;$ |
| 543 | PPCODE: |
683 | PPCODE: |
| 544 | { |
684 | { |
| 545 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
685 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
|
|
686 | int fd = s_fileno_croak (fh, 0); |
| 546 | dREQ; |
687 | dREQ; |
| 547 | |
688 | |
| 548 | if (close_pipe < 0) |
689 | if (close_pipe < 0) |
| 549 | { |
690 | { |
| 550 | int pipefd [2]; |
691 | int pipefd [2]; |
| … | |
… | |
| 558 | } |
699 | } |
| 559 | |
700 | |
| 560 | req->type = EIO_DUP2; |
701 | req->type = EIO_DUP2; |
| 561 | req->int1 = close_pipe; |
702 | req->int1 = close_pipe; |
| 562 | req->sv2 = newSVsv (fh); |
703 | req->sv2 = newSVsv (fh); |
| 563 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
704 | req->int2 = fd; |
| 564 | |
705 | |
| 565 | REQ_SEND (req); |
706 | REQ_SEND (req); |
| 566 | } |
707 | } |
| 567 | |
708 | |
| 568 | void |
709 | void |
| … | |
… | |
| 572 | aio_write = EIO_WRITE |
713 | aio_write = EIO_WRITE |
| 573 | PROTOTYPE: $$$$$;$ |
714 | PROTOTYPE: $$$$$;$ |
| 574 | PPCODE: |
715 | PPCODE: |
| 575 | { |
716 | { |
| 576 | STRLEN svlen; |
717 | STRLEN svlen; |
|
|
718 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
| 577 | char *svptr = SvPVbyte (data, svlen); |
719 | char *svptr = SvPVbyte (data, svlen); |
| 578 | UV len = SvUV (length); |
720 | UV len = SvUV (length); |
| 579 | |
|
|
| 580 | SvUPGRADE (data, SVt_PV); |
|
|
| 581 | SvPOK_on (data); |
|
|
| 582 | |
721 | |
| 583 | if (dataoffset < 0) |
722 | if (dataoffset < 0) |
| 584 | dataoffset += svlen; |
723 | dataoffset += svlen; |
| 585 | |
724 | |
| 586 | if (dataoffset < 0 || dataoffset > svlen) |
725 | if (dataoffset < 0 || dataoffset > svlen) |
| … | |
… | |
| 592 | if (!SvOK (length) || len + dataoffset > svlen) |
731 | if (!SvOK (length) || len + dataoffset > svlen) |
| 593 | len = svlen - dataoffset; |
732 | len = svlen - dataoffset; |
| 594 | } |
733 | } |
| 595 | else |
734 | else |
| 596 | { |
735 | { |
| 597 | /* read: grow scalar as necessary */ |
736 | /* read: check type and grow scalar as necessary */ |
|
|
737 | SvUPGRADE (data, SVt_PV); |
| 598 | svptr = SvGROW (data, len + dataoffset + 1); |
738 | svptr = SvGROW (data, len + dataoffset + 1); |
| 599 | } |
739 | } |
| 600 | |
|
|
| 601 | if (len < 0) |
|
|
| 602 | croak ("length must not be negative"); |
|
|
| 603 | |
740 | |
| 604 | { |
741 | { |
| 605 | dREQ; |
742 | dREQ; |
| 606 | |
743 | |
| 607 | req->type = ix; |
744 | req->type = ix; |
| 608 | req->sv1 = newSVsv (fh); |
745 | req->sv1 = newSVsv (fh); |
| 609 | req->int1 = PerlIO_fileno (ix == EIO_READ ? IoIFP (sv_2io (fh)) |
746 | req->int1 = fd; |
| 610 | : IoOFP (sv_2io (fh))); |
|
|
| 611 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
747 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
| 612 | req->size = len; |
748 | req->size = len; |
| 613 | req->sv2 = SvREFCNT_inc (data); |
749 | req->sv2 = SvREFCNT_inc (data); |
| 614 | req->ptr2 = (char *)svptr + dataoffset; |
750 | req->ptr2 = (char *)svptr + dataoffset; |
| 615 | req->stroffset = dataoffset; |
751 | req->stroffset = dataoffset; |
| … | |
… | |
| 630 | PPCODE: |
766 | PPCODE: |
| 631 | { |
767 | { |
| 632 | SV *data; |
768 | SV *data; |
| 633 | dREQ; |
769 | dREQ; |
| 634 | |
770 | |
| 635 | data = newSV (NAME_MAX); |
|
|
| 636 | SvPOK_on (data); |
|
|
| 637 | |
|
|
| 638 | req->type = EIO_READLINK; |
771 | req->type = EIO_READLINK; |
| 639 | req->sv1 = newSVsv (path); |
772 | req->sv1 = newSVsv (path); |
| 640 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
773 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
| 641 | req->sv2 = data; |
|
|
| 642 | req->ptr2 = SvPVbyte_nolen (data); |
|
|
| 643 | |
774 | |
| 644 | REQ_SEND; |
775 | REQ_SEND; |
| 645 | } |
776 | } |
| 646 | |
777 | |
| 647 | void |
778 | void |
| 648 | aio_sendfile (SV *out_fh, SV *in_fh, SV *in_offset, UV length, SV *callback=&PL_sv_undef) |
779 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
| 649 | PROTOTYPE: $$$$;$ |
780 | PROTOTYPE: $$$$;$ |
| 650 | PPCODE: |
781 | PPCODE: |
| 651 | { |
782 | { |
|
|
783 | int ifd = s_fileno_croak (in_fh , 0); |
|
|
784 | int ofd = s_fileno_croak (out_fh, 1); |
| 652 | dREQ; |
785 | dREQ; |
| 653 | |
786 | |
| 654 | req->type = EIO_SENDFILE; |
787 | req->type = EIO_SENDFILE; |
| 655 | req->sv1 = newSVsv (out_fh); |
788 | req->sv1 = newSVsv (out_fh); |
| 656 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh))); |
789 | req->int1 = ofd; |
| 657 | req->sv2 = newSVsv (in_fh); |
790 | req->sv2 = newSVsv (in_fh); |
| 658 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh))); |
791 | req->int2 = ifd; |
| 659 | req->offs = SvVAL64 (in_offset); |
792 | req->offs = in_offset; |
| 660 | req->size = length; |
793 | req->size = length; |
| 661 | |
794 | |
| 662 | REQ_SEND; |
795 | REQ_SEND; |
| 663 | } |
796 | } |
| 664 | |
797 | |
| 665 | void |
798 | void |
| 666 | aio_readahead (SV *fh, SV *offset, IV length, SV *callback=&PL_sv_undef) |
799 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
| 667 | PROTOTYPE: $$$;$ |
800 | PROTOTYPE: $$$;$ |
| 668 | PPCODE: |
801 | PPCODE: |
| 669 | { |
802 | { |
|
|
803 | int fd = s_fileno_croak (fh, 0); |
| 670 | dREQ; |
804 | dREQ; |
| 671 | |
805 | |
| 672 | req->type = EIO_READAHEAD; |
806 | req->type = EIO_READAHEAD; |
| 673 | req->sv1 = newSVsv (fh); |
807 | req->sv1 = newSVsv (fh); |
| 674 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
808 | req->int1 = fd; |
| 675 | req->offs = SvVAL64 (offset); |
809 | req->offs = offset; |
| 676 | req->size = length; |
810 | req->size = length; |
| 677 | |
811 | |
| 678 | REQ_SEND; |
812 | REQ_SEND; |
| 679 | } |
813 | } |
| 680 | |
814 | |
| … | |
… | |
| 685 | aio_lstat = EIO_LSTAT |
819 | aio_lstat = EIO_LSTAT |
| 686 | PPCODE: |
820 | PPCODE: |
| 687 | { |
821 | { |
| 688 | dREQ; |
822 | dREQ; |
| 689 | |
823 | |
| 690 | req->ptr2 = malloc (sizeof (EIO_STRUCT_STAT)); |
|
|
| 691 | if (!req->ptr2) |
|
|
| 692 | { |
|
|
| 693 | req_destroy (req); |
|
|
| 694 | croak ("out of memory during aio_stat statdata allocation"); |
|
|
| 695 | } |
|
|
| 696 | |
|
|
| 697 | req->flags |= EIO_FLAG_PTR2_FREE; |
|
|
| 698 | req->sv1 = newSVsv (fh_or_path); |
824 | req->sv1 = newSVsv (fh_or_path); |
| 699 | |
825 | |
| 700 | if (SvPOK (fh_or_path)) |
826 | if (SvPOK (req->sv1)) |
| 701 | { |
827 | { |
| 702 | req->type = ix; |
828 | req->type = ix; |
| 703 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
829 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
| 704 | } |
830 | } |
| 705 | else |
831 | else |
| … | |
… | |
| 719 | |
845 | |
| 720 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
846 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
| 721 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
847 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
| 722 | req->sv1 = newSVsv (fh_or_path); |
848 | req->sv1 = newSVsv (fh_or_path); |
| 723 | |
849 | |
| 724 | if (SvPOK (fh_or_path)) |
850 | if (SvPOK (req->sv1)) |
| 725 | { |
851 | { |
| 726 | req->type = EIO_UTIME; |
852 | req->type = EIO_UTIME; |
| 727 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
853 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
| 728 | } |
854 | } |
| 729 | else |
855 | else |
| … | |
… | |
| 742 | dREQ; |
868 | dREQ; |
| 743 | |
869 | |
| 744 | req->sv1 = newSVsv (fh_or_path); |
870 | req->sv1 = newSVsv (fh_or_path); |
| 745 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
871 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
| 746 | |
872 | |
| 747 | if (SvPOK (fh_or_path)) |
873 | if (SvPOK (req->sv1)) |
| 748 | { |
874 | { |
| 749 | req->type = EIO_TRUNCATE; |
875 | req->type = EIO_TRUNCATE; |
| 750 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
876 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
| 751 | } |
877 | } |
| 752 | else |
878 | else |
| … | |
… | |
| 760 | |
886 | |
| 761 | void |
887 | void |
| 762 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) |
888 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) |
| 763 | ALIAS: |
889 | ALIAS: |
| 764 | aio_chmod = EIO_CHMOD |
890 | aio_chmod = EIO_CHMOD |
| 765 | aio_fchmod = EIO_FCHMOD |
|
|
| 766 | aio_mkdir = EIO_MKDIR |
891 | aio_mkdir = EIO_MKDIR |
| 767 | PPCODE: |
892 | PPCODE: |
| 768 | { |
893 | { |
| 769 | dREQ; |
894 | dREQ; |
| 770 | |
895 | |
| 771 | req->type = ix; |
|
|
| 772 | req->int2 = mode; |
896 | req->int2 = mode; |
| 773 | req->sv1 = newSVsv (fh_or_path); |
897 | req->sv1 = newSVsv (fh_or_path); |
| 774 | |
898 | |
| 775 | if (ix == EIO_FCHMOD) |
899 | if (SvPOK (req->sv1)) |
| 776 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
900 | { |
|
|
901 | req->type = ix; |
|
|
902 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
903 | } |
| 777 | else |
904 | else |
| 778 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
905 | { |
|
|
906 | req->type = EIO_FCHMOD; |
|
|
907 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
908 | } |
| 779 | |
909 | |
| 780 | REQ_SEND; |
910 | REQ_SEND; |
| 781 | } |
911 | } |
| 782 | |
912 | |
| 783 | void |
913 | void |
| … | |
… | |
| 788 | |
918 | |
| 789 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
919 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
| 790 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
920 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
| 791 | req->sv1 = newSVsv (fh_or_path); |
921 | req->sv1 = newSVsv (fh_or_path); |
| 792 | |
922 | |
| 793 | if (SvPOK (fh_or_path)) |
923 | if (SvPOK (req->sv1)) |
| 794 | { |
924 | { |
| 795 | req->type = EIO_CHOWN; |
925 | req->type = EIO_CHOWN; |
| 796 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
926 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
| 797 | } |
927 | } |
| 798 | else |
928 | else |
| … | |
… | |
| 800 | req->type = EIO_FCHOWN; |
930 | req->type = EIO_FCHOWN; |
| 801 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
931 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
| 802 | } |
932 | } |
| 803 | |
933 | |
| 804 | REQ_SEND; |
934 | REQ_SEND; |
|
|
935 | } |
|
|
936 | |
|
|
937 | void |
|
|
938 | aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) |
|
|
939 | PPCODE: |
|
|
940 | { |
|
|
941 | dREQ; |
|
|
942 | |
|
|
943 | req->type = EIO_READDIR; |
|
|
944 | req->sv1 = newSVsv (pathname); |
|
|
945 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
946 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
|
|
947 | |
|
|
948 | if (flags & EIO_READDIR_DENTS) |
|
|
949 | req->int1 |= EIO_READDIR_CUSTOM2; |
|
|
950 | |
|
|
951 | REQ_SEND; |
| 805 | } |
952 | } |
| 806 | |
953 | |
| 807 | void |
954 | void |
| 808 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
955 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
| 809 | ALIAS: |
956 | ALIAS: |
| … | |
… | |
| 854 | |
1001 | |
| 855 | REQ_SEND; |
1002 | REQ_SEND; |
| 856 | } |
1003 | } |
| 857 | |
1004 | |
| 858 | void |
1005 | void |
|
|
1006 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
|
|
1007 | ALIAS: |
|
|
1008 | aio_mtouch = EIO_MTOUCH |
|
|
1009 | aio_msync = EIO_MSYNC |
|
|
1010 | PROTOTYPE: $$$$;$ |
|
|
1011 | PPCODE: |
|
|
1012 | { |
|
|
1013 | STRLEN svlen; |
|
|
1014 | UV len = SvUV (length); |
|
|
1015 | char *svptr = SvPVbyte (data, svlen); |
|
|
1016 | |
|
|
1017 | if (offset < 0) |
|
|
1018 | offset += svlen; |
|
|
1019 | |
|
|
1020 | if (offset < 0 || offset > svlen) |
|
|
1021 | croak ("offset outside of scalar"); |
|
|
1022 | |
|
|
1023 | if (!SvOK (length) || len + offset > svlen) |
|
|
1024 | len = svlen - offset; |
|
|
1025 | |
|
|
1026 | { |
|
|
1027 | dREQ; |
|
|
1028 | |
|
|
1029 | req->type = ix; |
|
|
1030 | req->size = len; |
|
|
1031 | req->sv2 = SvREFCNT_inc (data); |
|
|
1032 | req->ptr2 = (char *)svptr + offset; |
|
|
1033 | req->int1 = flags; |
|
|
1034 | |
|
|
1035 | REQ_SEND; |
|
|
1036 | } |
|
|
1037 | } |
|
|
1038 | |
|
|
1039 | void |
| 859 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1040 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
| 860 | PPCODE: |
1041 | PPCODE: |
| 861 | { |
1042 | { |
| 862 | dREQ; |
1043 | dREQ; |
| 863 | |
1044 | |
| … | |
… | |
| 874 | { |
1055 | { |
| 875 | dREQ; |
1056 | dREQ; |
| 876 | |
1057 | |
| 877 | req->type = EIO_GROUP; |
1058 | req->type = EIO_GROUP; |
| 878 | |
1059 | |
| 879 | eio_submit (req); |
1060 | req_submit (req); |
| 880 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1061 | XPUSHs (req_sv (req, aio_grp_stash)); |
| 881 | } |
1062 | } |
| 882 | |
1063 | |
| 883 | void |
1064 | void |
| 884 | aio_nop (SV *callback=&PL_sv_undef) |
1065 | aio_nop (SV *callback=&PL_sv_undef) |
| 885 | ALIAS: |
1066 | ALIAS: |
| … | |
… | |
| 896 | |
1077 | |
| 897 | int |
1078 | int |
| 898 | aioreq_pri (int pri = 0) |
1079 | aioreq_pri (int pri = 0) |
| 899 | PROTOTYPE: ;$ |
1080 | PROTOTYPE: ;$ |
| 900 | CODE: |
1081 | CODE: |
| 901 | RETVAL = next_pri - EIO_PRI_BIAS; |
1082 | RETVAL = next_pri; |
| 902 | if (items > 0) |
1083 | if (items > 0) |
| 903 | { |
1084 | { |
| 904 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1085 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
| 905 | if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX; |
1086 | if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX; |
| 906 | next_pri = pri + EIO_PRI_BIAS; |
1087 | next_pri = pri; |
| 907 | } |
1088 | } |
| 908 | OUTPUT: |
1089 | OUTPUT: |
| 909 | RETVAL |
1090 | RETVAL |
| 910 | |
1091 | |
| 911 | void |
1092 | void |
| 912 | aioreq_nice (int nice = 0) |
1093 | aioreq_nice (int nice = 0) |
| 913 | CODE: |
1094 | CODE: |
| 914 | nice = next_pri - nice; |
1095 | nice = next_pri - nice; |
| 915 | if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN; |
1096 | if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN; |
| 916 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1097 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
| 917 | next_pri = nice + EIO_PRI_BIAS; |
1098 | next_pri = nice; |
| 918 | |
1099 | |
| 919 | void |
1100 | void |
| 920 | flush () |
1101 | flush () |
| 921 | PROTOTYPE: |
1102 | PROTOTYPE: |
| 922 | CODE: |
1103 | CODE: |
| 923 | while (nreqs) |
1104 | while (eio_nreqs ()) |
| 924 | { |
1105 | { |
| 925 | poll_wait (); |
1106 | poll_wait (); |
| 926 | poll_cb (); |
1107 | poll_cb (); |
| 927 | } |
1108 | } |
| 928 | |
1109 | |
| … | |
… | |
| 937 | |
1118 | |
| 938 | int |
1119 | int |
| 939 | poll_fileno() |
1120 | poll_fileno() |
| 940 | PROTOTYPE: |
1121 | PROTOTYPE: |
| 941 | CODE: |
1122 | CODE: |
| 942 | RETVAL = respipe [0]; |
1123 | RETVAL = s_epipe_fd (&respipe); |
| 943 | OUTPUT: |
1124 | OUTPUT: |
| 944 | RETVAL |
1125 | RETVAL |
| 945 | |
1126 | |
| 946 | int |
1127 | int |
| 947 | poll_cb(...) |
1128 | poll_cb(...) |
| … | |
… | |
| 983 | |
1164 | |
| 984 | int |
1165 | int |
| 985 | nthreads() |
1166 | nthreads() |
| 986 | PROTOTYPE: |
1167 | PROTOTYPE: |
| 987 | CODE: |
1168 | CODE: |
| 988 | if (WORDACCESS_UNSAFE) X_LOCK (wrklock); |
1169 | RETVAL = eio_nthreads (); |
| 989 | RETVAL = started; |
|
|
| 990 | if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock); |
|
|
| 991 | OUTPUT: |
1170 | OUTPUT: |
| 992 | RETVAL |
1171 | RETVAL |
| 993 | |
1172 | |
|
|
1173 | int |
|
|
1174 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
|
|
1175 | PROTOTYPE: $$$$ |
|
|
1176 | CODE: |
|
|
1177 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
|
|
1178 | RETVAL = posix_fadvise (fh, offset, length, advice); |
|
|
1179 | #else |
|
|
1180 | RETVAL = errno = ENOSYS; |
|
|
1181 | #endif |
|
|
1182 | OUTPUT: |
|
|
1183 | RETVAL |
|
|
1184 | |
|
|
1185 | ssize_t |
|
|
1186 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
|
|
1187 | PROTOTYPE: $$$$ |
|
|
1188 | CODE: |
|
|
1189 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
|
|
1190 | OUTPUT: |
|
|
1191 | RETVAL |
|
|
1192 | |
|
|
1193 | void _on_next_submit (SV *cb) |
|
|
1194 | CODE: |
|
|
1195 | SvREFCNT_dec (on_next_submit); |
|
|
1196 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
|
|
1197 | |
| 994 | PROTOTYPES: DISABLE |
1198 | PROTOTYPES: DISABLE |
| 995 | |
1199 | |
| 996 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
1200 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
| 997 | |
1201 | |
| 998 | void |
1202 | void |
| … | |
… | |
| 1000 | CODE: |
1204 | CODE: |
| 1001 | eio_cancel (req); |
1205 | eio_cancel (req); |
| 1002 | |
1206 | |
| 1003 | void |
1207 | void |
| 1004 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
1208 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
| 1005 | CODE: |
1209 | PPCODE: |
|
|
1210 | { |
|
|
1211 | if (GIMME_V != G_VOID) |
|
|
1212 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
|
|
1213 | |
|
|
1214 | if (items > 1) |
|
|
1215 | { |
|
|
1216 | SV *cb_cv =get_cb (callback); |
|
|
1217 | |
| 1006 | SvREFCNT_dec (req->callback); |
1218 | SvREFCNT_dec (req->callback); |
| 1007 | req->callback = newSVsv (callback); |
1219 | req->callback = SvREFCNT_inc (cb_cv); |
|
|
1220 | } |
|
|
1221 | } |
| 1008 | |
1222 | |
| 1009 | MODULE = IO::AIO PACKAGE = IO::AIO::GRP |
1223 | MODULE = IO::AIO PACKAGE = IO::AIO::GRP |
| 1010 | |
1224 | |
| 1011 | void |
1225 | void |
| 1012 | add (aio_req grp, ...) |
1226 | add (aio_req grp, ...) |
| … | |
… | |
| 1044 | AV *av; |
1258 | AV *av; |
| 1045 | |
1259 | |
| 1046 | grp->errorno = errno; |
1260 | grp->errorno = errno; |
| 1047 | |
1261 | |
| 1048 | av = newAV (); |
1262 | av = newAV (); |
|
|
1263 | av_extend (av, items - 1); |
| 1049 | |
1264 | |
| 1050 | for (i = 1; i < items; ++i ) |
1265 | for (i = 1; i < items; ++i ) |
| 1051 | av_push (av, newSVsv (ST (i))); |
1266 | av_push (av, newSVsv (ST (i))); |
| 1052 | |
1267 | |
| 1053 | SvREFCNT_dec (grp->sv1); |
1268 | SvREFCNT_dec (grp->sv1); |
| … | |
… | |
| 1067 | void |
1282 | void |
| 1068 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
1283 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
| 1069 | CODE: |
1284 | CODE: |
| 1070 | { |
1285 | { |
| 1071 | SvREFCNT_dec (grp->sv2); |
1286 | SvREFCNT_dec (grp->sv2); |
| 1072 | grp->sv2 = newSVsv (callback); |
1287 | grp->sv2 = newSVsv (callback); |
|
|
1288 | grp->feed = aio_grp_feed; |
| 1073 | |
1289 | |
| 1074 | if (grp->int2 <= 0) |
1290 | if (grp->int2 <= 0) |
| 1075 | grp->int2 = 2; |
1291 | grp->int2 = 2; |
| 1076 | |
1292 | |
| 1077 | eio_grp_limit (grp, grp->int2); |
1293 | eio_grp_limit (grp, grp->int2); |
