… | |
… | |
11 | #include <stddef.h> |
11 | #include <stddef.h> |
12 | #include <stdlib.h> |
12 | #include <stdlib.h> |
13 | #include <errno.h> |
13 | #include <errno.h> |
14 | #include <sys/types.h> |
14 | #include <sys/types.h> |
15 | #include <sys/stat.h> |
15 | #include <sys/stat.h> |
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|
16 | #include <sys/statvfs.h> |
16 | #include <limits.h> |
17 | #include <limits.h> |
17 | #include <fcntl.h> |
18 | #include <fcntl.h> |
18 | #include <sched.h> |
19 | #include <sched.h> |
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20 | |
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21 | #if _POSIX_MEMLOCK || _POSIX_MAPPED_FILES |
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22 | # include <sys/mman.h> |
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23 | #endif |
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24 | |
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25 | #if !_POSIX_MAPPED_FILES |
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26 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
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27 | # define munmap(addr,length) (errno = ENOSYS, -1) |
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28 | #endif |
19 | |
29 | |
20 | /* perl namespace pollution */ |
30 | /* perl namespace pollution */ |
21 | #undef VERSION |
31 | #undef VERSION |
22 | |
32 | |
23 | #ifdef _WIN32 |
33 | #ifdef _WIN32 |
… | |
… | |
99 | #define expect_false(expr) expect ((expr) != 0, 0) |
109 | #define expect_false(expr) expect ((expr) != 0, 0) |
100 | #define expect_true(expr) expect ((expr) != 0, 1) |
110 | #define expect_true(expr) expect ((expr) != 0, 1) |
101 | |
111 | |
102 | /*****************************************************************************/ |
112 | /*****************************************************************************/ |
103 | |
113 | |
104 | static HV *stash; |
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|
105 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
114 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
106 | typedef int aio_rfd; /* read file desriptor */ |
115 | typedef int aio_rfd; /* read file desriptor */ |
107 | typedef int aio_wfd; /* write file descriptor */ |
116 | typedef int aio_wfd; /* write file descriptor */ |
108 | |
117 | |
109 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
118 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash; |
110 | #define AIO_GRP_KLASS "IO::AIO::GRP" |
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111 | |
119 | |
112 | #define EIO_REQ_MEMBERS \ |
120 | #define EIO_REQ_MEMBERS \ |
113 | SV *callback; \ |
121 | SV *callback; \ |
114 | SV *sv1, *sv2; \ |
122 | SV *sv1, *sv2; \ |
115 | STRLEN stroffset; \ |
123 | STRLEN stroffset; \ |
… | |
… | |
121 | |
129 | |
122 | #ifndef POSIX_FADV_NORMAL |
130 | #ifndef POSIX_FADV_NORMAL |
123 | # define POSIX_FADV_NORMAL 0 |
131 | # define POSIX_FADV_NORMAL 0 |
124 | # define NO_FADVISE 1 |
132 | # define NO_FADVISE 1 |
125 | #endif |
133 | #endif |
126 | |
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127 | #ifndef POSIX_FADV_SEQUENTIAL |
134 | #ifndef POSIX_FADV_SEQUENTIAL |
128 | # define POSIX_FADV_SEQUENTIAL 0 |
135 | # define POSIX_FADV_SEQUENTIAL 0 |
129 | #endif |
136 | #endif |
130 | |
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131 | #ifndef POSIX_FADV_RANDOM |
137 | #ifndef POSIX_FADV_RANDOM |
132 | # define POSIX_FADV_RANDOM 0 |
138 | # define POSIX_FADV_RANDOM 0 |
133 | #endif |
139 | #endif |
134 | |
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135 | #ifndef POSIX_FADV_NOREUSE |
140 | #ifndef POSIX_FADV_NOREUSE |
136 | # define POSIX_FADV_NOREUSE 0 |
141 | # define POSIX_FADV_NOREUSE 0 |
137 | #endif |
142 | #endif |
138 | |
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139 | #ifndef POSIX_FADV_WILLNEED |
143 | #ifndef POSIX_FADV_WILLNEED |
140 | # define POSIX_FADV_WILLNEED 0 |
144 | # define POSIX_FADV_WILLNEED 0 |
141 | #endif |
145 | #endif |
142 | |
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143 | #ifndef POSIX_FADV_DONTNEED |
146 | #ifndef POSIX_FADV_DONTNEED |
144 | # define POSIX_FADV_DONTNEED 0 |
147 | # define POSIX_FADV_DONTNEED 0 |
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148 | #endif |
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149 | |
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150 | #ifndef ST_NODEV |
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151 | # define ST_NODEV 0 |
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152 | #endif |
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153 | #ifndef ST_NOEXEC |
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154 | # define ST_NOEXEC 0 |
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155 | #endif |
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156 | #ifndef ST_SYNCHRONOUS |
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157 | # define ST_SYNCHRONOUS 0 |
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158 | #endif |
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159 | #ifndef ST_MANDLOCK |
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160 | # define ST_MANDLOCK 0 |
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161 | #endif |
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162 | #ifndef ST_WRITE |
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163 | # define ST_WRITE 0 |
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164 | #endif |
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165 | #ifndef ST_APPEND |
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166 | # define ST_APPEND 0 |
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167 | #endif |
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168 | #ifndef ST_IMMUTABLE |
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169 | # define ST_IMMUTABLE 0 |
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170 | #endif |
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171 | #ifndef ST_NOATIME |
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172 | # define ST_NOATIME 0 |
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173 | #endif |
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174 | #ifndef ST_NODIRATIME |
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175 | # define ST_NODIRATIME 0 |
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176 | #endif |
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177 | #ifndef ST_RELATIME |
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178 | # define ST_RELATIME 0 |
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179 | #endif |
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180 | |
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181 | #ifndef MCL_CURRENT |
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182 | # define MCL_CURRENT 0 |
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183 | #endif |
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184 | #ifndef MCL_FUTURE |
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185 | # define MCL_FUTURE 0 |
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186 | #endif |
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187 | |
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188 | #ifndef MAP_ANONYMOUS |
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189 | # ifdef MAP_ANON |
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190 | # define MAP_ANONYMOUS MAP_ANON |
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191 | # else |
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192 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
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193 | # endif |
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194 | #endif |
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195 | #ifndef MAP_HUGETLB |
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196 | # define MAP_HUGETLB 0 |
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197 | #endif |
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198 | #ifndef MAP_LOCKED |
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199 | # define MAP_LOCKED 0 |
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200 | #endif |
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201 | #ifndef MAP_NORESERVE |
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202 | # define MAP_NORESERVE 0 |
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203 | #endif |
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204 | #ifndef MAP_POPULATE |
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205 | # define MAP_POPULATE 0 |
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206 | #endif |
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207 | #ifndef MAP_NONBLOCK |
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208 | # define MAP_NONBLOCK 0 |
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209 | #endif |
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210 | |
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211 | #ifndef PAGESIZE |
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212 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
145 | #endif |
213 | #endif |
146 | |
214 | |
147 | static int req_invoke (eio_req *req); |
215 | static int req_invoke (eio_req *req); |
148 | #define EIO_FINISH(req) req_invoke (req) |
216 | #define EIO_FINISH(req) req_invoke (req) |
149 | static void req_destroy (eio_req *grp); |
217 | static void req_destroy (eio_req *grp); |
… | |
… | |
160 | |
228 | |
161 | static SV *on_next_submit; |
229 | static SV *on_next_submit; |
162 | static int next_pri = EIO_PRI_DEFAULT; |
230 | static int next_pri = EIO_PRI_DEFAULT; |
163 | static int max_outstanding; |
231 | static int max_outstanding; |
164 | |
232 | |
165 | static int respipe_osf [2], respipe [2] = { -1, -1 }; |
233 | static s_epipe respipe; |
166 | |
234 | |
167 | static void req_destroy (aio_req req); |
235 | static void req_destroy (aio_req req); |
168 | static void req_cancel (aio_req req); |
236 | static void req_cancel (aio_req req); |
169 | |
237 | |
170 | static void want_poll (void) |
238 | static void want_poll (void) |
171 | { |
239 | { |
172 | /* write a dummy byte to the pipe so fh becomes ready */ |
240 | /* write a dummy byte to the pipe so fh becomes ready */ |
173 | respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); |
241 | s_epipe_signal (&respipe); |
174 | } |
242 | } |
175 | |
243 | |
176 | static void done_poll (void) |
244 | static void done_poll (void) |
177 | { |
245 | { |
178 | /* read any signals sent by the worker threads */ |
246 | /* read any signals sent by the worker threads */ |
179 | char buf [4]; |
247 | s_epipe_drain (&respipe); |
180 | while (respipe_read (respipe [0], buf, 4) == 4) |
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181 | ; |
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182 | } |
248 | } |
183 | |
249 | |
184 | /* must be called at most once */ |
250 | /* must be called at most once */ |
185 | static SV *req_sv (aio_req req, const char *klass) |
251 | static SV *req_sv (aio_req req, HV *stash) |
186 | { |
252 | { |
187 | if (!req->self) |
253 | if (!req->self) |
188 | { |
254 | { |
189 | req->self = (SV *)newHV (); |
255 | req->self = (SV *)newHV (); |
190 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
256 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
191 | } |
257 | } |
192 | |
258 | |
193 | return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); |
259 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
194 | } |
260 | } |
195 | |
261 | |
196 | static aio_req SvAIO_REQ (SV *sv) |
262 | static aio_req SvAIO_REQ (SV *sv) |
197 | { |
263 | { |
198 | MAGIC *mg; |
264 | MAGIC *mg; |
199 | |
265 | |
200 | if (!sv_derived_from (sv, AIO_REQ_KLASS) || !SvROK (sv)) |
266 | if (!SvROK (sv) |
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267 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
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268 | && SvSTASH (SvRV (sv)) != aio_req_stash |
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269 | && !sv_derived_from (sv, "IO::AIO::REQ"))) |
201 | croak ("object of class " AIO_REQ_KLASS " expected"); |
270 | croak ("object of class IO::AIO::REQ expected"); |
202 | |
271 | |
203 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
272 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
204 | |
273 | |
205 | return mg ? (aio_req)mg->mg_ptr : 0; |
274 | return mg ? (aio_req)mg->mg_ptr : 0; |
206 | } |
275 | } |
… | |
… | |
212 | dSP; |
281 | dSP; |
213 | |
282 | |
214 | ENTER; |
283 | ENTER; |
215 | SAVETMPS; |
284 | SAVETMPS; |
216 | PUSHMARK (SP); |
285 | PUSHMARK (SP); |
217 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
286 | XPUSHs (req_sv (grp, aio_grp_stash)); |
218 | PUTBACK; |
287 | PUTBACK; |
219 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
288 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
220 | SPAGAIN; |
289 | SPAGAIN; |
221 | FREETMPS; |
290 | FREETMPS; |
222 | LEAVE; |
291 | LEAVE; |
… | |
… | |
328 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
397 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
329 | char sym [64]; |
398 | char sym [64]; |
330 | int symlen; |
399 | int symlen; |
331 | |
400 | |
332 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
401 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
333 | gv_init (gv, stash, sym, symlen, 0); |
402 | gv_init (gv, aio_stash, sym, symlen, 0); |
334 | |
403 | |
335 | symlen = snprintf ( |
404 | symlen = snprintf ( |
336 | sym, |
405 | sym, |
337 | sizeof (sym), |
406 | sizeof (sym), |
338 | "%s&=%d", |
407 | "%s&=%d", |
… | |
… | |
344 | fh = (SV *)gv; |
413 | fh = (SV *)gv; |
345 | } |
414 | } |
346 | |
415 | |
347 | PUSHs (fh); |
416 | PUSHs (fh); |
348 | } |
417 | } |
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418 | break; |
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419 | |
|
|
420 | case EIO_STATVFS: |
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421 | case EIO_FSTATVFS: |
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422 | { |
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423 | SV *rv = &PL_sv_undef; |
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424 | |
|
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425 | if (req->result >= 0) |
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426 | { |
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427 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
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428 | HV *hv = newHV (); |
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429 | |
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430 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
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431 | |
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432 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
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433 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
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434 | hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0); |
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435 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
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436 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
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437 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
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438 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
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439 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
|
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440 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); |
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441 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
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442 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
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443 | } |
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444 | |
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445 | PUSHs (rv); |
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446 | } |
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447 | |
349 | break; |
448 | break; |
350 | |
449 | |
351 | case EIO_GROUP: |
450 | case EIO_GROUP: |
352 | req->int1 = 2; /* mark group as finished */ |
451 | req->int1 = 2; /* mark group as finished */ |
353 | |
452 | |
… | |
… | |
441 | grp->sv2 = 0; |
540 | grp->sv2 = 0; |
442 | |
541 | |
443 | eio_grp_cancel (grp); |
542 | eio_grp_cancel (grp); |
444 | } |
543 | } |
445 | |
544 | |
446 | #ifdef USE_SOCKETS_AS_HANDLES |
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447 | # define TO_SOCKET(x) (win32_get_osfhandle (x)) |
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448 | #else |
|
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449 | # define TO_SOCKET(x) (x) |
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450 | #endif |
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451 | |
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452 | static void |
545 | static void |
453 | create_respipe (void) |
546 | create_respipe (void) |
454 | { |
547 | { |
455 | int old_readfd = respipe [0]; |
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456 | |
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457 | if (respipe [1] >= 0) |
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458 | respipe_close (TO_SOCKET (respipe [1])); |
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459 | |
|
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460 | #ifdef _WIN32 |
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461 | if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe)) |
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462 | #else |
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463 | if (pipe (respipe)) |
548 | if (s_epipe_renew (&respipe)) |
464 | #endif |
|
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465 | croak ("unable to initialize result pipe"); |
549 | croak ("IO::AIO: unable to initialize result pipe"); |
466 | |
|
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467 | if (old_readfd >= 0) |
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468 | { |
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469 | if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) |
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470 | croak ("unable to initialize result pipe(2)"); |
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471 | |
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472 | respipe_close (respipe [0]); |
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473 | respipe [0] = old_readfd; |
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474 | } |
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475 | |
|
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476 | #ifdef _WIN32 |
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477 | int arg = 1; |
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478 | if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg) |
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479 | || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg)) |
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480 | #else |
|
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481 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) |
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482 | || fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
|
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483 | #endif |
|
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484 | croak ("unable to initialize result pipe(3)"); |
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485 | |
|
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486 | respipe_osf [0] = TO_SOCKET (respipe [0]); |
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487 | respipe_osf [1] = TO_SOCKET (respipe [1]); |
|
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488 | } |
550 | } |
489 | |
551 | |
490 | static void poll_wait (void) |
552 | static void poll_wait (void) |
491 | { |
553 | { |
492 | fd_set rfd; |
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493 | |
|
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494 | while (eio_nreqs ()) |
554 | while (eio_nreqs ()) |
495 | { |
555 | { |
496 | int size; |
556 | int size; |
497 | |
557 | |
498 | X_LOCK (reslock); |
558 | X_LOCK (reslock); |
… | |
… | |
502 | if (size) |
562 | if (size) |
503 | return; |
563 | return; |
504 | |
564 | |
505 | etp_maybe_start_thread (); |
565 | etp_maybe_start_thread (); |
506 | |
566 | |
507 | FD_ZERO (&rfd); |
567 | s_epipe_wait (&respipe); |
508 | FD_SET (respipe [0], &rfd); |
|
|
509 | |
|
|
510 | PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); |
|
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511 | } |
568 | } |
512 | } |
569 | } |
513 | |
570 | |
514 | static int poll_cb (void) |
571 | static int poll_cb (void) |
515 | { |
572 | { |
… | |
… | |
530 | static void atfork_child (void) |
587 | static void atfork_child (void) |
531 | { |
588 | { |
532 | create_respipe (); |
589 | create_respipe (); |
533 | } |
590 | } |
534 | |
591 | |
|
|
592 | /*****************************************************************************/ |
|
|
593 | |
|
|
594 | #define MMAP_MAGIC PERL_MAGIC_ext |
|
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595 | |
|
|
596 | static int |
|
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597 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
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598 | { |
|
|
599 | int old_errno = errno; |
|
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600 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
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601 | errno = old_errno; |
|
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602 | |
|
|
603 | mg->mg_obj = 0; /* just in case */ |
|
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604 | |
|
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605 | SvREADONLY_off (sv); |
|
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606 | SvCUR_set (sv, 0); |
|
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607 | SvLEN_set (sv, 0); |
|
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608 | SvPVX (sv) = 0; |
|
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609 | SvOK_off (sv); |
|
|
610 | |
|
|
611 | return 0; |
|
|
612 | } |
|
|
613 | |
|
|
614 | static MGVTBL mmap_vtbl = { |
|
|
615 | 0, 0, 0, 0, mmap_free |
|
|
616 | }; |
|
|
617 | |
|
|
618 | /*****************************************************************************/ |
|
|
619 | |
535 | static SV * |
620 | static SV * |
536 | get_cb (SV *cb_sv) |
621 | get_cb (SV *cb_sv) |
537 | { |
622 | { |
538 | HV *st; |
623 | SvGETMAGIC (cb_sv); |
539 | GV *gvp; |
624 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
540 | CV *cv; |
|
|
541 | |
|
|
542 | if (!SvOK (cb_sv)) |
|
|
543 | return 0; |
|
|
544 | |
|
|
545 | cv = sv_2cv (cb_sv, &st, &gvp, 0); |
|
|
546 | |
|
|
547 | if (!cv) |
|
|
548 | croak ("IO::AIO callback must be undef or a CODE reference"); |
|
|
549 | |
|
|
550 | return (SV *)cv; |
|
|
551 | } |
625 | } |
552 | |
626 | |
553 | #define dREQ \ |
627 | #define dREQ \ |
554 | SV *cb_cv; \ |
628 | SV *cb_cv; \ |
555 | aio_req req; \ |
629 | aio_req req; \ |
… | |
… | |
569 | PUTBACK; \ |
643 | PUTBACK; \ |
570 | req_submit (req); \ |
644 | req_submit (req); \ |
571 | SPAGAIN; \ |
645 | SPAGAIN; \ |
572 | \ |
646 | \ |
573 | if (GIMME_V != G_VOID) \ |
647 | if (GIMME_V != G_VOID) \ |
574 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
648 | XPUSHs (req_sv (req, aio_req_stash)); |
575 | |
649 | |
576 | MODULE = IO::AIO PACKAGE = IO::AIO |
650 | MODULE = IO::AIO PACKAGE = IO::AIO |
577 | |
651 | |
578 | PROTOTYPES: ENABLE |
652 | PROTOTYPES: ENABLE |
579 | |
653 | |
… | |
… | |
581 | { |
655 | { |
582 | static const struct { |
656 | static const struct { |
583 | const char *name; |
657 | const char *name; |
584 | IV iv; |
658 | IV iv; |
585 | } *civ, const_iv[] = { |
659 | } *civ, const_iv[] = { |
586 | # define const_iv(name, value) { # name, (IV) value }, |
660 | # define const_niv(name, value) { # name, (IV) value }, |
|
|
661 | # define const_iv(name) { # name, (IV) name }, |
587 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
662 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
588 | const_iv (EXDEV , EXDEV) |
663 | const_iv (EXDEV) |
589 | const_iv (ENOSYS , ENOSYS) |
664 | const_iv (ENOSYS) |
590 | const_iv (O_RDONLY, O_RDONLY) |
665 | const_iv (O_RDONLY) |
591 | const_iv (O_WRONLY, O_WRONLY) |
666 | const_iv (O_WRONLY) |
592 | const_iv (O_CREAT , O_CREAT) |
667 | const_iv (O_CREAT) |
593 | const_iv (O_TRUNC , O_TRUNC) |
668 | const_iv (O_TRUNC) |
594 | #ifndef _WIN32 |
669 | #ifndef _WIN32 |
595 | const_iv (S_IFIFO , S_IFIFO) |
670 | const_iv (S_IFIFO) |
596 | #endif |
671 | #endif |
597 | const_iv (FADV_NORMAL , POSIX_FADV_NORMAL) |
672 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
598 | const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
673 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
599 | const_iv (FADV_RANDOM , POSIX_FADV_RANDOM) |
674 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
600 | const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
675 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
601 | const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
676 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
602 | const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
677 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
678 | |
|
|
679 | const_iv (ST_RDONLY) |
|
|
680 | const_iv (ST_NOSUID) |
|
|
681 | const_iv (ST_NODEV) |
|
|
682 | const_iv (ST_NOEXEC) |
|
|
683 | const_iv (ST_SYNCHRONOUS) |
|
|
684 | const_iv (ST_MANDLOCK) |
|
|
685 | const_iv (ST_WRITE) |
|
|
686 | const_iv (ST_APPEND) |
|
|
687 | const_iv (ST_IMMUTABLE) |
|
|
688 | const_iv (ST_NOATIME) |
|
|
689 | const_iv (ST_NODIRATIME) |
|
|
690 | const_iv (ST_RELATIME) |
|
|
691 | |
|
|
692 | const_iv (PROT_EXEC) |
|
|
693 | const_iv (PROT_NONE) |
|
|
694 | const_iv (PROT_READ) |
|
|
695 | const_iv (PROT_WRITE) |
|
|
696 | |
|
|
697 | /*const_iv (MAP_FIXED)*/ |
|
|
698 | const_iv (MAP_PRIVATE) |
|
|
699 | const_iv (MAP_SHARED) |
|
|
700 | const_iv (MAP_ANONYMOUS) |
|
|
701 | |
|
|
702 | /* linuxish */ |
|
|
703 | const_iv (MAP_HUGETLB) |
|
|
704 | const_iv (MAP_LOCKED) |
|
|
705 | const_iv (MAP_NORESERVE) |
|
|
706 | const_iv (MAP_POPULATE) |
|
|
707 | const_iv (MAP_NONBLOCK) |
|
|
708 | |
|
|
709 | const_iv (MCL_FUTURE) |
|
|
710 | const_iv (MCL_CURRENT) |
|
|
711 | |
|
|
712 | const_eio (MS_ASYNC) |
|
|
713 | const_eio (MS_INVALIDATE) |
|
|
714 | const_eio (MS_SYNC) |
|
|
715 | |
|
|
716 | const_eio (MT_MODIFY) |
603 | |
717 | |
604 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
718 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
605 | const_eio (SYNC_FILE_RANGE_WRITE) |
719 | const_eio (SYNC_FILE_RANGE_WRITE) |
606 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
720 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
607 | |
721 | |
… | |
… | |
619 | const_eio (DT_LNK) |
733 | const_eio (DT_LNK) |
620 | const_eio (DT_SOCK) |
734 | const_eio (DT_SOCK) |
621 | const_eio (DT_WHT) |
735 | const_eio (DT_WHT) |
622 | }; |
736 | }; |
623 | |
737 | |
624 | stash = gv_stashpv ("IO::AIO", 1); |
738 | aio_stash = gv_stashpv ("IO::AIO" , 1); |
|
|
739 | aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); |
|
|
740 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
625 | |
741 | |
626 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
742 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
627 | newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); |
743 | newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); |
|
|
744 | |
|
|
745 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
628 | |
746 | |
629 | create_respipe (); |
747 | create_respipe (); |
630 | |
748 | |
631 | if (eio_init (want_poll, done_poll) < 0) |
749 | if (eio_init (want_poll, done_poll) < 0) |
632 | croak ("IO::AIO: unable to initialise eio library"); |
750 | croak ("IO::AIO: unable to initialise eio library"); |
… | |
… | |
859 | } |
977 | } |
860 | |
978 | |
861 | void |
979 | void |
862 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
980 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
863 | ALIAS: |
981 | ALIAS: |
864 | aio_stat = EIO_STAT |
982 | aio_stat = EIO_STAT |
865 | aio_lstat = EIO_LSTAT |
983 | aio_lstat = EIO_LSTAT |
|
|
984 | aio_statvfs = EIO_STATVFS |
866 | PPCODE: |
985 | PPCODE: |
867 | { |
986 | { |
868 | dREQ; |
987 | dREQ; |
869 | |
988 | |
870 | req->sv1 = newSVsv (fh_or_path); |
989 | req->sv1 = newSVsv (fh_or_path); |
… | |
… | |
874 | req->type = ix; |
993 | req->type = ix; |
875 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
994 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
876 | } |
995 | } |
877 | else |
996 | else |
878 | { |
997 | { |
879 | req->type = EIO_FSTAT; |
998 | req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT; |
880 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
999 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
881 | } |
1000 | } |
882 | |
1001 | |
883 | REQ_SEND; |
1002 | REQ_SEND; |
884 | } |
1003 | } |
… | |
… | |
1047 | |
1166 | |
1048 | REQ_SEND; |
1167 | REQ_SEND; |
1049 | } |
1168 | } |
1050 | |
1169 | |
1051 | void |
1170 | void |
|
|
1171 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
|
|
1172 | ALIAS: |
|
|
1173 | aio_mtouch = EIO_MTOUCH |
|
|
1174 | aio_msync = EIO_MSYNC |
|
|
1175 | PROTOTYPE: $$$$;$ |
|
|
1176 | PPCODE: |
|
|
1177 | { |
|
|
1178 | STRLEN svlen; |
|
|
1179 | UV len = SvUV (length); |
|
|
1180 | char *svptr = SvPVbyte (data, svlen); |
|
|
1181 | |
|
|
1182 | if (offset < 0) |
|
|
1183 | offset += svlen; |
|
|
1184 | |
|
|
1185 | if (offset < 0 || offset > svlen) |
|
|
1186 | croak ("offset outside of scalar"); |
|
|
1187 | |
|
|
1188 | if (!SvOK (length) || len + offset > svlen) |
|
|
1189 | len = svlen - offset; |
|
|
1190 | |
|
|
1191 | { |
|
|
1192 | dREQ; |
|
|
1193 | |
|
|
1194 | req->type = ix; |
|
|
1195 | req->size = len; |
|
|
1196 | req->sv2 = SvREFCNT_inc (data); |
|
|
1197 | req->ptr2 = (char *)svptr + offset; |
|
|
1198 | req->int1 = flags; |
|
|
1199 | |
|
|
1200 | REQ_SEND; |
|
|
1201 | } |
|
|
1202 | } |
|
|
1203 | |
|
|
1204 | void |
1052 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1205 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1053 | PPCODE: |
1206 | PPCODE: |
1054 | { |
1207 | { |
1055 | dREQ; |
1208 | dREQ; |
1056 | |
1209 | |
… | |
… | |
1068 | dREQ; |
1221 | dREQ; |
1069 | |
1222 | |
1070 | req->type = EIO_GROUP; |
1223 | req->type = EIO_GROUP; |
1071 | |
1224 | |
1072 | req_submit (req); |
1225 | req_submit (req); |
1073 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1226 | XPUSHs (req_sv (req, aio_grp_stash)); |
1074 | } |
1227 | } |
1075 | |
1228 | |
1076 | void |
1229 | void |
1077 | aio_nop (SV *callback=&PL_sv_undef) |
1230 | aio_nop (SV *callback=&PL_sv_undef) |
1078 | ALIAS: |
1231 | ALIAS: |
… | |
… | |
1130 | |
1283 | |
1131 | int |
1284 | int |
1132 | poll_fileno() |
1285 | poll_fileno() |
1133 | PROTOTYPE: |
1286 | PROTOTYPE: |
1134 | CODE: |
1287 | CODE: |
1135 | RETVAL = respipe [0]; |
1288 | RETVAL = s_epipe_fd (&respipe); |
1136 | OUTPUT: |
1289 | OUTPUT: |
1137 | RETVAL |
1290 | RETVAL |
1138 | |
1291 | |
1139 | int |
1292 | int |
1140 | poll_cb(...) |
1293 | poll_cb(...) |
… | |
… | |
1187 | PROTOTYPE: $$$$ |
1340 | PROTOTYPE: $$$$ |
1188 | CODE: |
1341 | CODE: |
1189 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
1342 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
1190 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1343 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1191 | #else |
1344 | #else |
1192 | RETVAL = errno = ENOSYS; |
1345 | RETVAL = errno = ENOSYS; /* yes, this is actually correct */ |
1193 | #endif |
1346 | #endif |
1194 | OUTPUT: |
1347 | OUTPUT: |
1195 | RETVAL |
1348 | RETVAL |
1196 | |
1349 | |
1197 | ssize_t |
1350 | ssize_t |
1198 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1351 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1199 | PROTOTYPE: $$$$ |
1352 | PROTOTYPE: $$$$ |
1200 | CODE: |
1353 | CODE: |
1201 | eio_sendfile_sync (ofh, ifh, offset, count); |
1354 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
|
|
1355 | OUTPUT: |
|
|
1356 | RETVAL |
|
|
1357 | |
|
|
1358 | void |
|
|
1359 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
|
|
1360 | PROTOTYPE: $$$$$;$ |
|
|
1361 | PPCODE: |
|
|
1362 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1363 | { |
|
|
1364 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
|
|
1365 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
|
|
1366 | if (addr == (void *)-1) |
|
|
1367 | XSRETURN_NO; |
|
|
1368 | |
|
|
1369 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
1370 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
|
|
1371 | ->mg_obj = (SV *)length; |
|
|
1372 | |
|
|
1373 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1374 | if (!(prot & PROT_WRITE)) |
|
|
1375 | SvREADONLY_on (scalar); |
|
|
1376 | |
|
|
1377 | SvPVX (scalar) = (char *)addr; |
|
|
1378 | SvCUR_set (scalar, length); |
|
|
1379 | SvLEN_set (scalar, 0); |
|
|
1380 | SvPOK_only (scalar); |
|
|
1381 | |
|
|
1382 | XSRETURN_YES; |
|
|
1383 | } |
|
|
1384 | |
|
|
1385 | void |
|
|
1386 | munmap (SV *scalar) |
|
|
1387 | PROTOTYPE: $ |
|
|
1388 | CODE: |
|
|
1389 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1390 | |
|
|
1391 | int |
|
|
1392 | mlockall (int flags) |
|
|
1393 | PROTOTYPE: $ |
|
|
1394 | CODE: |
|
|
1395 | #if _POSIX_MEMLOCK |
|
|
1396 | #if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7 |
|
|
1397 | extern int mallopt (int, int); |
|
|
1398 | mallopt (-6, 238); /* http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=473812 */ |
|
|
1399 | #endif |
|
|
1400 | mlockall (flags); |
|
|
1401 | #else |
|
|
1402 | RETVAL = -1; |
|
|
1403 | errno = ENOSYS; |
|
|
1404 | #endif |
|
|
1405 | OUTPUT: |
|
|
1406 | RETVAL |
|
|
1407 | |
|
|
1408 | int |
|
|
1409 | munlockall () |
|
|
1410 | PROTOTYPE: |
|
|
1411 | CODE: |
|
|
1412 | #if _POSIX_MEMLOCK |
|
|
1413 | munlockall (); |
|
|
1414 | #else |
|
|
1415 | RETVAL = -1; |
|
|
1416 | errno = ENOSYS; |
|
|
1417 | #endif |
|
|
1418 | OUTPUT: |
|
|
1419 | RETVAL |
1202 | |
1420 | |
1203 | void _on_next_submit (SV *cb) |
1421 | void _on_next_submit (SV *cb) |
1204 | CODE: |
1422 | CODE: |
1205 | SvREFCNT_dec (on_next_submit); |
1423 | SvREFCNT_dec (on_next_submit); |
1206 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1424 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
… | |
… | |
1221 | if (GIMME_V != G_VOID) |
1439 | if (GIMME_V != G_VOID) |
1222 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
1440 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
1223 | |
1441 | |
1224 | if (items > 1) |
1442 | if (items > 1) |
1225 | { |
1443 | { |
1226 | SV *cb_cv = get_cb (callback); |
1444 | SV *cb_cv =get_cb (callback); |
1227 | |
1445 | |
1228 | SvREFCNT_dec (req->callback); |
1446 | SvREFCNT_dec (req->callback); |
1229 | req->callback = SvREFCNT_inc (cb_cv); |
1447 | req->callback = SvREFCNT_inc (cb_cv); |
1230 | } |
1448 | } |
1231 | } |
1449 | } |