… | |
… | |
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_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
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22 | # include <sys/mman.h> |
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23 | #endif |
19 | |
24 | |
20 | /* perl namespace pollution */ |
25 | /* perl namespace pollution */ |
21 | #undef VERSION |
26 | #undef VERSION |
22 | |
27 | |
23 | #ifdef _WIN32 |
28 | #ifdef _WIN32 |
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113 | STRLEN stroffset; \ |
118 | STRLEN stroffset; \ |
114 | SV *self; |
119 | SV *self; |
115 | |
120 | |
116 | #define EIO_NO_WRAPPERS 1 |
121 | #define EIO_NO_WRAPPERS 1 |
117 | |
122 | |
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123 | #include "libeio/config.h" |
118 | #include "libeio/eio.h" |
124 | #include "libeio/eio.h" |
119 | |
125 | |
120 | #ifndef POSIX_FADV_NORMAL |
126 | #ifndef POSIX_FADV_NORMAL |
121 | # define POSIX_FADV_NORMAL 0 |
127 | # define POSIX_FADV_NORMAL 0 |
122 | # define NO_FADVISE 1 |
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123 | #endif |
128 | #endif |
124 | |
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125 | #ifndef POSIX_FADV_SEQUENTIAL |
129 | #ifndef POSIX_FADV_SEQUENTIAL |
126 | # define POSIX_FADV_SEQUENTIAL 0 |
130 | # define POSIX_FADV_SEQUENTIAL 0 |
127 | #endif |
131 | #endif |
128 | |
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129 | #ifndef POSIX_FADV_RANDOM |
132 | #ifndef POSIX_FADV_RANDOM |
130 | # define POSIX_FADV_RANDOM 0 |
133 | # define POSIX_FADV_RANDOM 0 |
131 | #endif |
134 | #endif |
132 | |
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133 | #ifndef POSIX_FADV_NOREUSE |
135 | #ifndef POSIX_FADV_NOREUSE |
134 | # define POSIX_FADV_NOREUSE 0 |
136 | # define POSIX_FADV_NOREUSE 0 |
135 | #endif |
137 | #endif |
136 | |
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137 | #ifndef POSIX_FADV_WILLNEED |
138 | #ifndef POSIX_FADV_WILLNEED |
138 | # define POSIX_FADV_WILLNEED 0 |
139 | # define POSIX_FADV_WILLNEED 0 |
139 | #endif |
140 | #endif |
140 | |
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141 | #ifndef POSIX_FADV_DONTNEED |
141 | #ifndef POSIX_FADV_DONTNEED |
142 | # define POSIX_FADV_DONTNEED 0 |
142 | # define POSIX_FADV_DONTNEED 0 |
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143 | #endif |
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144 | |
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145 | #if !HAVE_POSIX_FADVISE |
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146 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
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147 | #endif |
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148 | |
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149 | #ifndef POSIX_MADV_NORMAL |
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150 | # define POSIX_MADV_NORMAL 0 |
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151 | #endif |
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152 | #ifndef POSIX_MADV_SEQUENTIAL |
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153 | # define POSIX_MADV_SEQUENTIAL 0 |
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154 | #endif |
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155 | #ifndef POSIX_MADV_RANDOM |
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156 | # define POSIX_MADV_RANDOM 0 |
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157 | #endif |
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158 | #ifndef POSIX_MADV_WILLNEED |
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159 | # define POSIX_MADV_WILLNEED 0 |
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160 | #endif |
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161 | #ifndef POSIX_MADV_DONTNEED |
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162 | # define POSIX_MADV_DONTNEED 0 |
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163 | #endif |
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164 | |
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165 | #if !HAVE_POSIX_MADVISE |
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166 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
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167 | #endif |
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168 | |
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169 | #ifndef PROT_NONE |
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170 | # define PROT_NONE 0 |
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171 | #endif |
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172 | #ifndef PROT_READ |
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173 | # define PROT_READ 0 |
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174 | #endif |
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175 | #ifndef PROT_WRITE |
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176 | # define PROT_READ 0 |
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177 | #endif |
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178 | #ifndef PROT_EXEC |
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179 | # define PROT_EXEC 0 |
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180 | #endif |
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181 | |
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182 | #ifndef ST_NODEV |
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183 | # define ST_NODEV 0 |
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184 | #endif |
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185 | #ifndef ST_NOEXEC |
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186 | # define ST_NOEXEC 0 |
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187 | #endif |
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188 | #ifndef ST_SYNCHRONOUS |
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189 | # define ST_SYNCHRONOUS 0 |
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190 | #endif |
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191 | #ifndef ST_MANDLOCK |
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192 | # define ST_MANDLOCK 0 |
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193 | #endif |
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194 | #ifndef ST_WRITE |
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195 | # define ST_WRITE 0 |
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196 | #endif |
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197 | #ifndef ST_APPEND |
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198 | # define ST_APPEND 0 |
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199 | #endif |
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200 | #ifndef ST_IMMUTABLE |
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201 | # define ST_IMMUTABLE 0 |
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202 | #endif |
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203 | #ifndef ST_NOATIME |
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204 | # define ST_NOATIME 0 |
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205 | #endif |
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206 | #ifndef ST_NODIRATIME |
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207 | # define ST_NODIRATIME 0 |
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208 | #endif |
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209 | #ifndef ST_RELATIME |
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210 | # define ST_RELATIME 0 |
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211 | #endif |
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212 | |
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213 | #ifndef MAP_ANONYMOUS |
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214 | # ifdef MAP_ANON |
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215 | # define MAP_ANONYMOUS MAP_ANON |
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216 | # else |
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217 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
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218 | # endif |
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219 | #endif |
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220 | #ifndef MAP_HUGETLB |
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221 | # define MAP_HUGETLB 0 |
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222 | #endif |
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223 | #ifndef MAP_LOCKED |
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224 | # define MAP_LOCKED 0 |
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225 | #endif |
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226 | #ifndef MAP_NORESERVE |
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227 | # define MAP_NORESERVE 0 |
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228 | #endif |
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229 | #ifndef MAP_POPULATE |
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230 | # define MAP_POPULATE 0 |
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231 | #endif |
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232 | #ifndef MAP_NONBLOCK |
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233 | # define MAP_NONBLOCK 0 |
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234 | #endif |
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235 | |
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236 | #ifndef PAGESIZE |
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237 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
143 | #endif |
238 | #endif |
144 | |
239 | |
145 | static int req_invoke (eio_req *req); |
240 | static int req_invoke (eio_req *req); |
146 | #define EIO_FINISH(req) req_invoke (req) |
241 | #define EIO_FINISH(req) req_invoke (req) |
147 | static void req_destroy (eio_req *grp); |
242 | static void req_destroy (eio_req *grp); |
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239 | } |
334 | } |
240 | } |
335 | } |
241 | |
336 | |
242 | static int req_invoke (eio_req *req) |
337 | static int req_invoke (eio_req *req) |
243 | { |
338 | { |
244 | dSP; |
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245 | |
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246 | if (req->flags & FLAG_SV2_RO_OFF) |
339 | if (req->flags & FLAG_SV2_RO_OFF) |
247 | SvREADONLY_off (req->sv2); |
340 | SvREADONLY_off (req->sv2); |
248 | |
341 | |
249 | if (!EIO_CANCELLED (req) && req->callback) |
342 | if (!EIO_CANCELLED (req) && req->callback) |
250 | { |
343 | { |
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344 | dSP; |
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345 | static SV *sv_result_cache; /* caches the result integer SV */ |
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346 | SV *sv_result; |
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347 | |
251 | ENTER; |
348 | ENTER; |
252 | SAVETMPS; |
349 | SAVETMPS; |
253 | PUSHMARK (SP); |
350 | PUSHMARK (SP); |
254 | EXTEND (SP, 1); |
351 | EXTEND (SP, 1); |
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352 | |
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353 | /* do not recreate the result IV from scratch each time */ |
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354 | if (expect_true (sv_result_cache)) |
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355 | { |
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356 | sv_result = sv_result_cache; sv_result_cache = 0; |
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357 | SvIV_set (sv_result, req->result); |
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358 | SvIOK_only (sv_result); |
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359 | } |
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360 | else |
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361 | { |
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362 | sv_result = newSViv (req->result); |
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363 | SvREADONLY_on (sv_result); |
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364 | } |
255 | |
365 | |
256 | switch (req->type) |
366 | switch (req->type) |
257 | { |
367 | { |
258 | case EIO_READDIR: |
368 | case EIO_READDIR: |
259 | { |
369 | { |
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345 | |
455 | |
346 | PUSHs (fh); |
456 | PUSHs (fh); |
347 | } |
457 | } |
348 | break; |
458 | break; |
349 | |
459 | |
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460 | case EIO_STATVFS: |
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461 | case EIO_FSTATVFS: |
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462 | { |
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463 | SV *rv = &PL_sv_undef; |
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464 | |
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465 | if (req->result >= 0) |
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466 | { |
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467 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
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468 | HV *hv = newHV (); |
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469 | |
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470 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
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471 | |
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472 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
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473 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
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474 | hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0); |
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475 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
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476 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
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477 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
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478 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
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479 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
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480 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); |
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481 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
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482 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
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483 | } |
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484 | |
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485 | PUSHs (rv); |
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486 | } |
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487 | |
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488 | break; |
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489 | |
350 | case EIO_GROUP: |
490 | case EIO_GROUP: |
351 | req->int1 = 2; /* mark group as finished */ |
491 | req->int1 = 2; /* mark group as finished */ |
352 | |
492 | |
353 | if (req->sv1) |
493 | if (req->sv1) |
354 | { |
494 | { |
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374 | case EIO_LSTAT: |
514 | case EIO_LSTAT: |
375 | case EIO_FSTAT: |
515 | case EIO_FSTAT: |
376 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
516 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
377 | PL_laststatval = req->result; |
517 | PL_laststatval = req->result; |
378 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
518 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
379 | PUSHs (sv_2mortal (newSViv (req->result))); |
519 | PUSHs (sv_result); |
380 | break; |
520 | break; |
381 | |
521 | |
382 | case EIO_READ: |
522 | case EIO_READ: |
383 | { |
523 | { |
384 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
524 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
385 | *SvEND (req->sv2) = 0; |
525 | *SvEND (req->sv2) = 0; |
386 | SvPOK_only (req->sv2); |
526 | SvPOK_only (req->sv2); |
387 | SvSETMAGIC (req->sv2); |
527 | SvSETMAGIC (req->sv2); |
388 | PUSHs (sv_2mortal (newSViv (req->result))); |
528 | PUSHs (sv_result); |
389 | } |
529 | } |
390 | break; |
530 | break; |
391 | |
531 | |
392 | case EIO_DUP2: |
532 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
393 | if (req->result > 0) |
533 | if (req->result > 0) |
394 | req->result = 0; |
534 | SvIV_set (sv_result, 0); |
395 | /* FALLTHROUGH */ |
535 | /* FALLTHROUGH */ |
396 | |
536 | |
397 | default: |
537 | default: |
398 | PUSHs (sv_2mortal (newSViv (req->result))); |
538 | PUSHs (sv_result); |
399 | break; |
539 | break; |
400 | } |
540 | } |
401 | |
541 | |
402 | errno = req->errorno; |
542 | errno = req->errorno; |
403 | |
543 | |
404 | PUTBACK; |
544 | PUTBACK; |
405 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
545 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
406 | SPAGAIN; |
546 | SPAGAIN; |
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547 | |
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548 | if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache)) |
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549 | SvREFCNT_dec (sv_result); |
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550 | else |
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551 | sv_result_cache = sv_result; |
407 | |
552 | |
408 | FREETMPS; |
553 | FREETMPS; |
409 | LEAVE; |
554 | LEAVE; |
410 | |
555 | |
411 | PUTBACK; |
556 | PUTBACK; |
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486 | |
631 | |
487 | static void atfork_child (void) |
632 | static void atfork_child (void) |
488 | { |
633 | { |
489 | create_respipe (); |
634 | create_respipe (); |
490 | } |
635 | } |
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636 | |
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637 | /*****************************************************************************/ |
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638 | |
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639 | #if !_POSIX_MAPPED_FILES |
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640 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
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641 | # define munmap(addr,length) (errno = ENOSYS, -1) |
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642 | # define mprotect(addr,len,prot) (errno = ENOSYS, -1) |
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643 | # define PROT_NONE 0 |
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644 | # define PROT_WRITE 0 |
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645 | # define MAP_PRIVATE 0 |
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646 | # define MAP_SHARED 0 |
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647 | # define MAP_FIXED 0 |
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648 | #endif |
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649 | |
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650 | #define MMAP_MAGIC PERL_MAGIC_ext |
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651 | |
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652 | static int |
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653 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
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654 | { |
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655 | int old_errno = errno; |
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656 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
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657 | errno = old_errno; |
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658 | |
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659 | mg->mg_obj = 0; /* just in case */ |
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660 | |
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661 | SvREADONLY_off (sv); |
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662 | |
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663 | if (SvPVX (sv) != mg->mg_ptr) |
|
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664 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
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665 | |
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666 | SvCUR_set (sv, 0); |
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667 | SvPVX (sv) = 0; |
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668 | SvOK_off (sv); |
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669 | |
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670 | return 0; |
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671 | } |
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672 | |
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|
673 | static MGVTBL mmap_vtbl = { |
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674 | 0, 0, 0, 0, mmap_free |
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675 | }; |
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676 | |
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|
677 | /*****************************************************************************/ |
491 | |
678 | |
492 | static SV * |
679 | static SV * |
493 | get_cb (SV *cb_sv) |
680 | get_cb (SV *cb_sv) |
494 | { |
681 | { |
495 | SvGETMAGIC (cb_sv); |
682 | SvGETMAGIC (cb_sv); |
… | |
… | |
527 | { |
714 | { |
528 | static const struct { |
715 | static const struct { |
529 | const char *name; |
716 | const char *name; |
530 | IV iv; |
717 | IV iv; |
531 | } *civ, const_iv[] = { |
718 | } *civ, const_iv[] = { |
532 | # define const_iv(name, value) { # name, (IV) value }, |
719 | # define const_niv(name, value) { # name, (IV) value }, |
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720 | # define const_iv(name) { # name, (IV) name }, |
533 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
721 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
534 | const_iv (EXDEV , EXDEV) |
722 | const_iv (EXDEV) |
535 | const_iv (ENOSYS , ENOSYS) |
723 | const_iv (ENOSYS) |
536 | const_iv (O_RDONLY, O_RDONLY) |
724 | const_iv (O_RDONLY) |
537 | const_iv (O_WRONLY, O_WRONLY) |
725 | const_iv (O_WRONLY) |
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726 | const_iv (O_RDWR) |
538 | const_iv (O_CREAT , O_CREAT) |
727 | const_iv (O_CREAT) |
539 | const_iv (O_TRUNC , O_TRUNC) |
728 | const_iv (O_TRUNC) |
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729 | const_iv (O_EXCL) |
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730 | const_iv (O_APPEND) |
540 | #ifndef _WIN32 |
731 | #ifndef _WIN32 |
541 | const_iv (S_IFIFO , S_IFIFO) |
732 | const_iv (S_IFIFO) |
542 | #endif |
733 | #endif |
543 | const_iv (FADV_NORMAL , POSIX_FADV_NORMAL) |
734 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
544 | const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
735 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
545 | const_iv (FADV_RANDOM , POSIX_FADV_RANDOM) |
736 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
546 | const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
737 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
547 | const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
738 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
548 | const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
739 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
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740 | |
|
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741 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
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742 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
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743 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
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744 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
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745 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
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746 | |
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747 | const_iv (ST_RDONLY) |
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748 | const_iv (ST_NOSUID) |
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749 | const_iv (ST_NODEV) |
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750 | const_iv (ST_NOEXEC) |
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751 | const_iv (ST_SYNCHRONOUS) |
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752 | const_iv (ST_MANDLOCK) |
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753 | const_iv (ST_WRITE) |
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754 | const_iv (ST_APPEND) |
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755 | const_iv (ST_IMMUTABLE) |
|
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756 | const_iv (ST_NOATIME) |
|
|
757 | const_iv (ST_NODIRATIME) |
|
|
758 | const_iv (ST_RELATIME) |
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759 | |
|
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760 | const_iv (PROT_NONE) |
|
|
761 | const_iv (PROT_EXEC) |
|
|
762 | const_iv (PROT_READ) |
|
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763 | const_iv (PROT_WRITE) |
|
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764 | |
|
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765 | /*const_iv (MAP_FIXED)*/ |
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766 | const_iv (MAP_PRIVATE) |
|
|
767 | const_iv (MAP_SHARED) |
|
|
768 | const_iv (MAP_ANONYMOUS) |
|
|
769 | |
|
|
770 | /* linuxish */ |
|
|
771 | const_iv (MAP_HUGETLB) |
|
|
772 | const_iv (MAP_LOCKED) |
|
|
773 | const_iv (MAP_NORESERVE) |
|
|
774 | const_iv (MAP_POPULATE) |
|
|
775 | const_iv (MAP_NONBLOCK) |
|
|
776 | |
|
|
777 | const_eio (MCL_FUTURE) |
|
|
778 | const_eio (MCL_CURRENT) |
549 | |
779 | |
550 | const_eio (MS_ASYNC) |
780 | const_eio (MS_ASYNC) |
551 | const_eio (MS_INVALIDATE) |
781 | const_eio (MS_INVALIDATE) |
552 | const_eio (MS_SYNC) |
782 | const_eio (MS_SYNC) |
553 | |
783 | |
… | |
… | |
578 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
808 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
579 | |
809 | |
580 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
810 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
581 | newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); |
811 | newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); |
582 | |
812 | |
|
|
813 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
|
|
814 | |
583 | create_respipe (); |
815 | create_respipe (); |
584 | |
816 | |
585 | if (eio_init (want_poll, done_poll) < 0) |
817 | if (eio_init (want_poll, done_poll) < 0) |
586 | croak ("IO::AIO: unable to initialise eio library"); |
818 | croak ("IO::AIO: unable to initialise eio library"); |
587 | |
819 | |
… | |
… | |
625 | CODE: |
857 | CODE: |
626 | max_outstanding = maxreqs; |
858 | max_outstanding = maxreqs; |
627 | |
859 | |
628 | void |
860 | void |
629 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
861 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
630 | PROTOTYPE: $$$;$ |
|
|
631 | PPCODE: |
862 | PPCODE: |
632 | { |
863 | { |
633 | dREQ; |
864 | dREQ; |
634 | |
865 | |
635 | req->type = EIO_OPEN; |
866 | req->type = EIO_OPEN; |
… | |
… | |
641 | REQ_SEND; |
872 | REQ_SEND; |
642 | } |
873 | } |
643 | |
874 | |
644 | void |
875 | void |
645 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
876 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
646 | PROTOTYPE: $;$ |
|
|
647 | ALIAS: |
877 | ALIAS: |
648 | aio_fsync = EIO_FSYNC |
878 | aio_fsync = EIO_FSYNC |
649 | aio_fdatasync = EIO_FDATASYNC |
879 | aio_fdatasync = EIO_FDATASYNC |
650 | PPCODE: |
880 | PPCODE: |
651 | { |
881 | { |
… | |
… | |
659 | REQ_SEND (req); |
889 | REQ_SEND (req); |
660 | } |
890 | } |
661 | |
891 | |
662 | void |
892 | void |
663 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
893 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
664 | PROTOTYPE: $$$$;$ |
|
|
665 | PPCODE: |
894 | PPCODE: |
666 | { |
895 | { |
667 | int fd = s_fileno_croak (fh, 0); |
896 | int fd = s_fileno_croak (fh, 0); |
668 | dREQ; |
897 | dREQ; |
669 | |
898 | |
… | |
… | |
677 | REQ_SEND (req); |
906 | REQ_SEND (req); |
678 | } |
907 | } |
679 | |
908 | |
680 | void |
909 | void |
681 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
910 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
682 | PROTOTYPE: $;$ |
|
|
683 | PPCODE: |
911 | PPCODE: |
684 | { |
912 | { |
685 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
913 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
686 | int fd = s_fileno_croak (fh, 0); |
914 | int fd = s_fileno_croak (fh, 0); |
687 | dREQ; |
915 | dREQ; |
… | |
… | |
709 | void |
937 | void |
710 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
938 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
711 | ALIAS: |
939 | ALIAS: |
712 | aio_read = EIO_READ |
940 | aio_read = EIO_READ |
713 | aio_write = EIO_WRITE |
941 | aio_write = EIO_WRITE |
714 | PROTOTYPE: $$$$$;$ |
|
|
715 | PPCODE: |
942 | PPCODE: |
716 | { |
943 | { |
717 | STRLEN svlen; |
944 | STRLEN svlen; |
718 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
945 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
719 | char *svptr = SvPVbyte (data, svlen); |
946 | char *svptr = SvPVbyte (data, svlen); |
… | |
… | |
760 | } |
987 | } |
761 | } |
988 | } |
762 | |
989 | |
763 | void |
990 | void |
764 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
991 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
765 | PROTOTYPE: $$;$ |
|
|
766 | PPCODE: |
992 | PPCODE: |
767 | { |
993 | { |
768 | SV *data; |
994 | SV *data; |
769 | dREQ; |
995 | dREQ; |
770 | |
996 | |
… | |
… | |
775 | REQ_SEND; |
1001 | REQ_SEND; |
776 | } |
1002 | } |
777 | |
1003 | |
778 | void |
1004 | void |
779 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
1005 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
780 | PROTOTYPE: $$$$;$ |
|
|
781 | PPCODE: |
1006 | PPCODE: |
782 | { |
1007 | { |
783 | int ifd = s_fileno_croak (in_fh , 0); |
1008 | int ifd = s_fileno_croak (in_fh , 0); |
784 | int ofd = s_fileno_croak (out_fh, 1); |
1009 | int ofd = s_fileno_croak (out_fh, 1); |
785 | dREQ; |
1010 | dREQ; |
… | |
… | |
795 | REQ_SEND; |
1020 | REQ_SEND; |
796 | } |
1021 | } |
797 | |
1022 | |
798 | void |
1023 | void |
799 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
1024 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
800 | PROTOTYPE: $$$;$ |
|
|
801 | PPCODE: |
1025 | PPCODE: |
802 | { |
1026 | { |
803 | int fd = s_fileno_croak (fh, 0); |
1027 | int fd = s_fileno_croak (fh, 0); |
804 | dREQ; |
1028 | dREQ; |
805 | |
1029 | |
… | |
… | |
813 | } |
1037 | } |
814 | |
1038 | |
815 | void |
1039 | void |
816 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
1040 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
817 | ALIAS: |
1041 | ALIAS: |
818 | aio_stat = EIO_STAT |
1042 | aio_stat = EIO_STAT |
819 | aio_lstat = EIO_LSTAT |
1043 | aio_lstat = EIO_LSTAT |
|
|
1044 | aio_statvfs = EIO_STATVFS |
820 | PPCODE: |
1045 | PPCODE: |
821 | { |
1046 | { |
822 | dREQ; |
1047 | dREQ; |
823 | |
1048 | |
824 | req->sv1 = newSVsv (fh_or_path); |
1049 | req->sv1 = newSVsv (fh_or_path); |
… | |
… | |
828 | req->type = ix; |
1053 | req->type = ix; |
829 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1054 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
830 | } |
1055 | } |
831 | else |
1056 | else |
832 | { |
1057 | { |
833 | req->type = EIO_FSTAT; |
1058 | req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT; |
834 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
1059 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
835 | } |
1060 | } |
836 | |
1061 | |
837 | REQ_SEND; |
1062 | REQ_SEND; |
838 | } |
1063 | } |
… | |
… | |
1005 | void |
1230 | void |
1006 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
1231 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
1007 | ALIAS: |
1232 | ALIAS: |
1008 | aio_mtouch = EIO_MTOUCH |
1233 | aio_mtouch = EIO_MTOUCH |
1009 | aio_msync = EIO_MSYNC |
1234 | aio_msync = EIO_MSYNC |
1010 | PROTOTYPE: $$$$;$ |
|
|
1011 | PPCODE: |
1235 | PPCODE: |
1012 | { |
1236 | { |
1013 | STRLEN svlen; |
1237 | STRLEN svlen; |
|
|
1238 | char *svptr = SvPVbyte (data, svlen); |
1014 | UV len = SvUV (length); |
1239 | UV len = SvUV (length); |
1015 | char *svptr = SvPVbyte (data, svlen); |
|
|
1016 | |
1240 | |
1017 | if (offset < 0) |
1241 | if (offset < 0) |
1018 | offset += svlen; |
1242 | offset += svlen; |
1019 | |
1243 | |
1020 | if (offset < 0 || offset > svlen) |
1244 | if (offset < 0 || offset > svlen) |
… | |
… | |
1025 | |
1249 | |
1026 | { |
1250 | { |
1027 | dREQ; |
1251 | dREQ; |
1028 | |
1252 | |
1029 | req->type = ix; |
1253 | req->type = ix; |
1030 | req->size = len; |
|
|
1031 | req->sv2 = SvREFCNT_inc (data); |
1254 | req->sv2 = SvREFCNT_inc (data); |
1032 | req->ptr2 = (char *)svptr + offset; |
1255 | req->ptr2 = (char *)svptr + offset; |
|
|
1256 | req->size = len; |
1033 | req->int1 = flags; |
1257 | req->int1 = flags; |
1034 | |
1258 | |
1035 | REQ_SEND; |
1259 | REQ_SEND; |
1036 | } |
1260 | } |
1037 | } |
1261 | } |
1038 | |
1262 | |
1039 | void |
1263 | void |
|
|
1264 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) |
|
|
1265 | PPCODE: |
|
|
1266 | { |
|
|
1267 | STRLEN svlen; |
|
|
1268 | char *svptr = SvPVbyte (data, svlen); |
|
|
1269 | UV len = SvUV (length); |
|
|
1270 | |
|
|
1271 | if (offset < 0) |
|
|
1272 | offset += svlen; |
|
|
1273 | |
|
|
1274 | if (offset < 0 || offset > svlen) |
|
|
1275 | croak ("offset outside of scalar"); |
|
|
1276 | |
|
|
1277 | if (!SvOK (length) || len + offset > svlen) |
|
|
1278 | len = svlen - offset; |
|
|
1279 | |
|
|
1280 | { |
|
|
1281 | dREQ; |
|
|
1282 | |
|
|
1283 | req->type = EIO_MLOCK; |
|
|
1284 | req->sv2 = SvREFCNT_inc (data); |
|
|
1285 | req->ptr2 = (char *)svptr + offset; |
|
|
1286 | req->size = len; |
|
|
1287 | |
|
|
1288 | REQ_SEND; |
|
|
1289 | } |
|
|
1290 | } |
|
|
1291 | |
|
|
1292 | void |
|
|
1293 | aio_mlockall (IV flags, SV *callback=&PL_sv_undef) |
|
|
1294 | PPCODE: |
|
|
1295 | { |
|
|
1296 | dREQ; |
|
|
1297 | |
|
|
1298 | req->type = EIO_MLOCKALL; |
|
|
1299 | req->int1 = flags; |
|
|
1300 | |
|
|
1301 | REQ_SEND; |
|
|
1302 | } |
|
|
1303 | |
|
|
1304 | void |
1040 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1305 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1041 | PPCODE: |
1306 | PPCODE: |
1042 | { |
1307 | { |
1043 | dREQ; |
1308 | dREQ; |
1044 | |
1309 | |
… | |
… | |
1048 | REQ_SEND; |
1313 | REQ_SEND; |
1049 | } |
1314 | } |
1050 | |
1315 | |
1051 | void |
1316 | void |
1052 | aio_group (SV *callback=&PL_sv_undef) |
1317 | aio_group (SV *callback=&PL_sv_undef) |
1053 | PROTOTYPE: ;$ |
|
|
1054 | PPCODE: |
1318 | PPCODE: |
1055 | { |
1319 | { |
1056 | dREQ; |
1320 | dREQ; |
1057 | |
1321 | |
1058 | req->type = EIO_GROUP; |
1322 | req->type = EIO_GROUP; |
… | |
… | |
1075 | REQ_SEND; |
1339 | REQ_SEND; |
1076 | } |
1340 | } |
1077 | |
1341 | |
1078 | int |
1342 | int |
1079 | aioreq_pri (int pri = 0) |
1343 | aioreq_pri (int pri = 0) |
1080 | PROTOTYPE: ;$ |
|
|
1081 | CODE: |
1344 | CODE: |
1082 | RETVAL = next_pri; |
1345 | RETVAL = next_pri; |
1083 | if (items > 0) |
1346 | if (items > 0) |
1084 | { |
1347 | { |
1085 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1348 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
… | |
… | |
1097 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1360 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1098 | next_pri = nice; |
1361 | next_pri = nice; |
1099 | |
1362 | |
1100 | void |
1363 | void |
1101 | flush () |
1364 | flush () |
1102 | PROTOTYPE: |
|
|
1103 | CODE: |
1365 | CODE: |
1104 | while (eio_nreqs ()) |
1366 | while (eio_nreqs ()) |
1105 | { |
1367 | { |
1106 | poll_wait (); |
1368 | poll_wait (); |
1107 | poll_cb (); |
1369 | poll_cb (); |
1108 | } |
1370 | } |
1109 | |
1371 | |
1110 | int |
1372 | int |
1111 | poll() |
1373 | poll () |
1112 | PROTOTYPE: |
|
|
1113 | CODE: |
1374 | CODE: |
1114 | poll_wait (); |
1375 | poll_wait (); |
1115 | RETVAL = poll_cb (); |
1376 | RETVAL = poll_cb (); |
1116 | OUTPUT: |
1377 | OUTPUT: |
1117 | RETVAL |
1378 | RETVAL |
1118 | |
1379 | |
1119 | int |
1380 | int |
1120 | poll_fileno() |
1381 | poll_fileno () |
1121 | PROTOTYPE: |
|
|
1122 | CODE: |
1382 | CODE: |
1123 | RETVAL = s_epipe_fd (&respipe); |
1383 | RETVAL = s_epipe_fd (&respipe); |
1124 | OUTPUT: |
1384 | OUTPUT: |
1125 | RETVAL |
1385 | RETVAL |
1126 | |
1386 | |
1127 | int |
1387 | int |
1128 | poll_cb(...) |
1388 | poll_cb (...) |
1129 | PROTOTYPE: |
1389 | PROTOTYPE: |
1130 | CODE: |
1390 | CODE: |
1131 | RETVAL = poll_cb (); |
1391 | RETVAL = poll_cb (); |
1132 | OUTPUT: |
1392 | OUTPUT: |
1133 | RETVAL |
1393 | RETVAL |
1134 | |
1394 | |
1135 | void |
1395 | void |
1136 | poll_wait() |
1396 | poll_wait () |
1137 | PROTOTYPE: |
|
|
1138 | CODE: |
1397 | CODE: |
1139 | poll_wait (); |
1398 | poll_wait (); |
1140 | |
1399 | |
1141 | int |
1400 | int |
1142 | nreqs() |
1401 | nreqs () |
1143 | PROTOTYPE: |
|
|
1144 | CODE: |
1402 | CODE: |
1145 | RETVAL = eio_nreqs (); |
1403 | RETVAL = eio_nreqs (); |
1146 | OUTPUT: |
1404 | OUTPUT: |
1147 | RETVAL |
1405 | RETVAL |
1148 | |
1406 | |
1149 | int |
1407 | int |
1150 | nready() |
1408 | nready () |
1151 | PROTOTYPE: |
|
|
1152 | CODE: |
1409 | CODE: |
1153 | RETVAL = eio_nready (); |
1410 | RETVAL = eio_nready (); |
1154 | OUTPUT: |
1411 | OUTPUT: |
1155 | RETVAL |
1412 | RETVAL |
1156 | |
1413 | |
1157 | int |
1414 | int |
1158 | npending() |
1415 | npending () |
1159 | PROTOTYPE: |
|
|
1160 | CODE: |
1416 | CODE: |
1161 | RETVAL = eio_npending (); |
1417 | RETVAL = eio_npending (); |
1162 | OUTPUT: |
1418 | OUTPUT: |
1163 | RETVAL |
1419 | RETVAL |
1164 | |
1420 | |
1165 | int |
1421 | int |
1166 | nthreads() |
1422 | nthreads () |
1167 | PROTOTYPE: |
|
|
1168 | CODE: |
1423 | CODE: |
1169 | RETVAL = eio_nthreads (); |
1424 | RETVAL = eio_nthreads (); |
1170 | OUTPUT: |
1425 | OUTPUT: |
1171 | RETVAL |
1426 | RETVAL |
1172 | |
1427 | |
1173 | int |
1428 | int |
1174 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1429 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1175 | PROTOTYPE: $$$$ |
|
|
1176 | CODE: |
1430 | CODE: |
1177 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
|
|
1178 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1431 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1179 | #else |
|
|
1180 | RETVAL = errno = ENOSYS; |
|
|
1181 | #endif |
|
|
1182 | OUTPUT: |
1432 | OUTPUT: |
1183 | RETVAL |
1433 | RETVAL |
1184 | |
1434 | |
1185 | ssize_t |
1435 | ssize_t |
1186 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1436 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1187 | PROTOTYPE: $$$$ |
|
|
1188 | CODE: |
1437 | CODE: |
1189 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
1438 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
1190 | OUTPUT: |
1439 | OUTPUT: |
1191 | RETVAL |
1440 | RETVAL |
1192 | |
1441 | |
|
|
1442 | void |
|
|
1443 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
|
|
1444 | PPCODE: |
|
|
1445 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1446 | { |
|
|
1447 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
|
|
1448 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
|
|
1449 | if (addr == (void *)-1) |
|
|
1450 | XSRETURN_NO; |
|
|
1451 | |
|
|
1452 | sv_force_normal (scalar); |
|
|
1453 | |
|
|
1454 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
1455 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
|
|
1456 | ->mg_obj = (SV *)length; |
|
|
1457 | |
|
|
1458 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1459 | |
|
|
1460 | if (!(prot & PROT_WRITE)) |
|
|
1461 | SvREADONLY_on (scalar); |
|
|
1462 | |
|
|
1463 | if (SvLEN (scalar)) |
|
|
1464 | Safefree (SvPVX (scalar)); |
|
|
1465 | |
|
|
1466 | SvPVX (scalar) = (char *)addr; |
|
|
1467 | SvCUR_set (scalar, length); |
|
|
1468 | SvLEN_set (scalar, 0); |
|
|
1469 | SvPOK_only (scalar); |
|
|
1470 | |
|
|
1471 | XSRETURN_YES; |
|
|
1472 | } |
|
|
1473 | |
|
|
1474 | void |
|
|
1475 | munmap (SV *scalar) |
|
|
1476 | CODE: |
|
|
1477 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1478 | |
|
|
1479 | int |
|
|
1480 | madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
|
|
1481 | ALIAS: |
|
|
1482 | mprotect = 1 |
|
|
1483 | CODE: |
|
|
1484 | { |
|
|
1485 | STRLEN svlen; |
|
|
1486 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1487 | size_t len = SvUV (length); |
|
|
1488 | |
|
|
1489 | if (offset < 0) |
|
|
1490 | offset += svlen; |
|
|
1491 | |
|
|
1492 | if (offset < 0 || offset > svlen) |
|
|
1493 | croak ("offset outside of scalar"); |
|
|
1494 | |
|
|
1495 | if (!SvOK (length) || len + offset > svlen) |
|
|
1496 | len = svlen - offset; |
|
|
1497 | |
|
|
1498 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1499 | eio_page_align (&addr, &len); |
|
|
1500 | |
|
|
1501 | switch (ix) |
|
|
1502 | { |
|
|
1503 | case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break; |
|
|
1504 | case 1: RETVAL = mprotect (addr, len, advice_or_prot); break; |
|
|
1505 | } |
|
|
1506 | } |
|
|
1507 | OUTPUT: |
|
|
1508 | RETVAL |
|
|
1509 | |
|
|
1510 | int |
|
|
1511 | munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) |
|
|
1512 | CODE: |
|
|
1513 | { |
|
|
1514 | STRLEN svlen; |
|
|
1515 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1516 | size_t len = SvUV (length); |
|
|
1517 | |
|
|
1518 | if (offset < 0) |
|
|
1519 | offset += svlen; |
|
|
1520 | |
|
|
1521 | if (offset < 0 || offset > svlen) |
|
|
1522 | croak ("offset outside of scalar"); |
|
|
1523 | |
|
|
1524 | if (!SvOK (length) || len + offset > svlen) |
|
|
1525 | len = svlen - offset; |
|
|
1526 | |
|
|
1527 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1528 | eio_page_align (&addr, &len); |
|
|
1529 | #if _POSIX_MEMLOCK_RANGE |
|
|
1530 | RETVAL = munlock (addr, len); |
|
|
1531 | #else |
|
|
1532 | RETVAL = ((errno = ENOSYS), -1); |
|
|
1533 | #endif |
|
|
1534 | } |
|
|
1535 | OUTPUT: |
|
|
1536 | RETVAL |
|
|
1537 | |
|
|
1538 | int |
|
|
1539 | munlockall () |
|
|
1540 | CODE: |
|
|
1541 | #if _POSIX_MEMLOCK |
|
|
1542 | munlockall (); |
|
|
1543 | #else |
|
|
1544 | RETVAL = -1; |
|
|
1545 | errno = ENOSYS; |
|
|
1546 | #endif |
|
|
1547 | OUTPUT: |
|
|
1548 | RETVAL |
|
|
1549 | |
1193 | void _on_next_submit (SV *cb) |
1550 | void _on_next_submit (SV *cb) |
1194 | CODE: |
1551 | CODE: |
1195 | SvREFCNT_dec (on_next_submit); |
1552 | SvREFCNT_dec (on_next_submit); |
1196 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1553 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1197 | |
1554 | |