… | |
… | |
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 |
… | |
… | |
99 | #define expect_false(expr) expect ((expr) != 0, 0) |
104 | #define expect_false(expr) expect ((expr) != 0, 0) |
100 | #define expect_true(expr) expect ((expr) != 0, 1) |
105 | #define expect_true(expr) expect ((expr) != 0, 1) |
101 | |
106 | |
102 | /*****************************************************************************/ |
107 | /*****************************************************************************/ |
103 | |
108 | |
104 | static HV *stash; |
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105 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
109 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
106 | typedef int aio_rfd; /* read file desriptor */ |
110 | typedef int aio_rfd; /* read file desriptor */ |
107 | typedef int aio_wfd; /* write file descriptor */ |
111 | typedef int aio_wfd; /* write file descriptor */ |
108 | |
112 | |
109 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
113 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash; |
110 | #define AIO_GRP_KLASS "IO::AIO::GRP" |
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111 | |
114 | |
112 | #define EIO_REQ_MEMBERS \ |
115 | #define EIO_REQ_MEMBERS \ |
113 | SV *callback; \ |
116 | SV *callback; \ |
114 | SV *sv1, *sv2; \ |
117 | SV *sv1, *sv2; \ |
115 | STRLEN stroffset; \ |
118 | STRLEN stroffset; \ |
116 | SV *self; |
119 | SV *self; |
117 | |
120 | |
118 | #define EIO_NO_WRAPPERS 1 |
121 | #define EIO_NO_WRAPPERS 1 |
119 | |
122 | |
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123 | #include "libeio/config.h" |
120 | #include "libeio/eio.h" |
124 | #include "libeio/eio.h" |
121 | |
125 | |
122 | #ifndef POSIX_FADV_NORMAL |
126 | #ifndef POSIX_FADV_NORMAL |
123 | # define POSIX_FADV_NORMAL 0 |
127 | # define POSIX_FADV_NORMAL 0 |
124 | # define NO_FADVISE 1 |
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125 | #endif |
128 | #endif |
126 | |
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127 | #ifndef POSIX_FADV_SEQUENTIAL |
129 | #ifndef POSIX_FADV_SEQUENTIAL |
128 | # define POSIX_FADV_SEQUENTIAL 0 |
130 | # define POSIX_FADV_SEQUENTIAL 0 |
129 | #endif |
131 | #endif |
130 | |
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131 | #ifndef POSIX_FADV_RANDOM |
132 | #ifndef POSIX_FADV_RANDOM |
132 | # define POSIX_FADV_RANDOM 0 |
133 | # define POSIX_FADV_RANDOM 0 |
133 | #endif |
134 | #endif |
134 | |
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135 | #ifndef POSIX_FADV_NOREUSE |
135 | #ifndef POSIX_FADV_NOREUSE |
136 | # define POSIX_FADV_NOREUSE 0 |
136 | # define POSIX_FADV_NOREUSE 0 |
137 | #endif |
137 | #endif |
138 | |
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139 | #ifndef POSIX_FADV_WILLNEED |
138 | #ifndef POSIX_FADV_WILLNEED |
140 | # define POSIX_FADV_WILLNEED 0 |
139 | # define POSIX_FADV_WILLNEED 0 |
141 | #endif |
140 | #endif |
142 | |
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143 | #ifndef POSIX_FADV_DONTNEED |
141 | #ifndef POSIX_FADV_DONTNEED |
144 | # 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 S_IFIFO |
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214 | # define S_IFIFO 0 |
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215 | #endif |
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216 | #ifndef S_IFCHR |
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217 | # define S_IFCHR 0 |
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218 | #endif |
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219 | #ifndef S_IFBLK |
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220 | # define S_IFBLK 0 |
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221 | #endif |
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222 | #ifndef S_IFLNK |
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223 | # define S_IFLNK 0 |
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224 | #endif |
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225 | #ifndef S_IFREG |
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226 | # define S_IFREG 0 |
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227 | #endif |
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228 | #ifndef S_IFDIR |
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229 | # define S_IFDIR 0 |
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230 | #endif |
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231 | #ifndef S_IFWHT |
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232 | # define S_IFWHT 0 |
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233 | #endif |
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234 | #ifndef S_IFSOCK |
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235 | # define S_IFSOCK 0 |
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236 | #endif |
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237 | |
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238 | #ifndef MAP_ANONYMOUS |
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239 | # ifdef MAP_ANON |
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240 | # define MAP_ANONYMOUS MAP_ANON |
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241 | # else |
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242 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
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243 | # endif |
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244 | #endif |
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245 | #ifndef MAP_HUGETLB |
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246 | # define MAP_HUGETLB 0 |
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247 | #endif |
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248 | #ifndef MAP_LOCKED |
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249 | # define MAP_LOCKED 0 |
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250 | #endif |
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251 | #ifndef MAP_NORESERVE |
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252 | # define MAP_NORESERVE 0 |
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253 | #endif |
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254 | #ifndef MAP_POPULATE |
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255 | # define MAP_POPULATE 0 |
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256 | #endif |
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257 | #ifndef MAP_NONBLOCK |
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258 | # define MAP_NONBLOCK 0 |
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259 | #endif |
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260 | |
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261 | #ifndef makedev |
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262 | # define makedev(maj,min) (((maj) << 8) | (min)) |
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263 | #endif |
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264 | #ifndef major |
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265 | # define major(dev) ((dev) >> 8) |
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266 | #endif |
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267 | #ifndef minor |
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268 | # define minor(dev) ((dev) & 0xff) |
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269 | #endif |
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270 | |
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271 | #ifndef PAGESIZE |
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272 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
145 | #endif |
273 | #endif |
146 | |
274 | |
147 | static int req_invoke (eio_req *req); |
275 | static int req_invoke (eio_req *req); |
148 | #define EIO_FINISH(req) req_invoke (req) |
276 | #define EIO_FINISH(req) req_invoke (req) |
149 | static void req_destroy (eio_req *grp); |
277 | static void req_destroy (eio_req *grp); |
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160 | |
288 | |
161 | static SV *on_next_submit; |
289 | static SV *on_next_submit; |
162 | static int next_pri = EIO_PRI_DEFAULT; |
290 | static int next_pri = EIO_PRI_DEFAULT; |
163 | static int max_outstanding; |
291 | static int max_outstanding; |
164 | |
292 | |
165 | static int respipe_osf [2]; |
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166 | static s_epipe respipe; |
293 | static s_epipe respipe; |
167 | |
294 | |
168 | static void req_destroy (aio_req req); |
295 | static void req_destroy (aio_req req); |
169 | static void req_cancel (aio_req req); |
296 | static void req_cancel (aio_req req); |
170 | |
297 | |
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179 | /* read any signals sent by the worker threads */ |
306 | /* read any signals sent by the worker threads */ |
180 | s_epipe_drain (&respipe); |
307 | s_epipe_drain (&respipe); |
181 | } |
308 | } |
182 | |
309 | |
183 | /* must be called at most once */ |
310 | /* must be called at most once */ |
184 | static SV *req_sv (aio_req req, const char *klass) |
311 | static SV *req_sv (aio_req req, HV *stash) |
185 | { |
312 | { |
186 | if (!req->self) |
313 | if (!req->self) |
187 | { |
314 | { |
188 | req->self = (SV *)newHV (); |
315 | req->self = (SV *)newHV (); |
189 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
316 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
190 | } |
317 | } |
191 | |
318 | |
192 | return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); |
319 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
193 | } |
320 | } |
194 | |
321 | |
195 | static aio_req SvAIO_REQ (SV *sv) |
322 | static aio_req SvAIO_REQ (SV *sv) |
196 | { |
323 | { |
197 | MAGIC *mg; |
324 | MAGIC *mg; |
198 | |
325 | |
199 | if (!sv_derived_from (sv, AIO_REQ_KLASS) || !SvROK (sv)) |
326 | if (!SvROK (sv) |
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327 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
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328 | && SvSTASH (SvRV (sv)) != aio_req_stash |
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329 | && !sv_derived_from (sv, "IO::AIO::REQ"))) |
200 | croak ("object of class " AIO_REQ_KLASS " expected"); |
330 | croak ("object of class IO::AIO::REQ expected"); |
201 | |
331 | |
202 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
332 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
203 | |
333 | |
204 | return mg ? (aio_req)mg->mg_ptr : 0; |
334 | return mg ? (aio_req)mg->mg_ptr : 0; |
205 | } |
335 | } |
… | |
… | |
211 | dSP; |
341 | dSP; |
212 | |
342 | |
213 | ENTER; |
343 | ENTER; |
214 | SAVETMPS; |
344 | SAVETMPS; |
215 | PUSHMARK (SP); |
345 | PUSHMARK (SP); |
216 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
346 | XPUSHs (req_sv (grp, aio_grp_stash)); |
217 | PUTBACK; |
347 | PUTBACK; |
218 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
348 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
219 | SPAGAIN; |
349 | SPAGAIN; |
220 | FREETMPS; |
350 | FREETMPS; |
221 | LEAVE; |
351 | LEAVE; |
… | |
… | |
239 | } |
369 | } |
240 | } |
370 | } |
241 | |
371 | |
242 | static int req_invoke (eio_req *req) |
372 | static int req_invoke (eio_req *req) |
243 | { |
373 | { |
244 | dSP; |
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245 | |
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246 | if (req->flags & FLAG_SV2_RO_OFF) |
374 | if (req->flags & FLAG_SV2_RO_OFF) |
247 | SvREADONLY_off (req->sv2); |
375 | SvREADONLY_off (req->sv2); |
248 | |
376 | |
249 | if (!EIO_CANCELLED (req) && req->callback) |
377 | if (!EIO_CANCELLED (req) && req->callback) |
250 | { |
378 | { |
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379 | dSP; |
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380 | static SV *sv_result_cache; /* caches the result integer SV */ |
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381 | SV *sv_result; |
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382 | |
251 | ENTER; |
383 | ENTER; |
252 | SAVETMPS; |
384 | SAVETMPS; |
253 | PUSHMARK (SP); |
385 | PUSHMARK (SP); |
254 | EXTEND (SP, 1); |
386 | EXTEND (SP, 1); |
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387 | |
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388 | /* do not recreate the result IV from scratch each time */ |
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389 | if (expect_true (sv_result_cache)) |
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390 | { |
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391 | sv_result = sv_result_cache; sv_result_cache = 0; |
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392 | SvIV_set (sv_result, req->result); |
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393 | SvIOK_only (sv_result); |
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394 | } |
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395 | else |
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396 | { |
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397 | sv_result = newSViv (req->result); |
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398 | SvREADONLY_on (sv_result); |
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399 | } |
255 | |
400 | |
256 | switch (req->type) |
401 | switch (req->type) |
257 | { |
402 | { |
258 | case EIO_READDIR: |
403 | case EIO_READDIR: |
259 | { |
404 | { |
… | |
… | |
327 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
472 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
328 | char sym [64]; |
473 | char sym [64]; |
329 | int symlen; |
474 | int symlen; |
330 | |
475 | |
331 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
476 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
332 | gv_init (gv, stash, sym, symlen, 0); |
477 | gv_init (gv, aio_stash, sym, symlen, 0); |
333 | |
478 | |
334 | symlen = snprintf ( |
479 | symlen = snprintf ( |
335 | sym, |
480 | sym, |
336 | sizeof (sym), |
481 | sizeof (sym), |
337 | "%s&=%d", |
482 | "%s&=%d", |
… | |
… | |
345 | |
490 | |
346 | PUSHs (fh); |
491 | PUSHs (fh); |
347 | } |
492 | } |
348 | break; |
493 | break; |
349 | |
494 | |
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495 | case EIO_STATVFS: |
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496 | case EIO_FSTATVFS: |
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497 | { |
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498 | SV *rv = &PL_sv_undef; |
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499 | |
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500 | if (req->result >= 0) |
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501 | { |
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502 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
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503 | HV *hv = newHV (); |
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504 | |
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505 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
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506 | |
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507 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
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508 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
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509 | hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0); |
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510 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
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511 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
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512 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
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513 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
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514 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
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515 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); |
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516 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
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517 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
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518 | } |
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519 | |
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520 | PUSHs (rv); |
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521 | } |
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522 | |
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523 | break; |
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524 | |
350 | case EIO_GROUP: |
525 | case EIO_GROUP: |
351 | req->int1 = 2; /* mark group as finished */ |
526 | req->int1 = 2; /* mark group as finished */ |
352 | |
527 | |
353 | if (req->sv1) |
528 | if (req->sv1) |
354 | { |
529 | { |
… | |
… | |
374 | case EIO_LSTAT: |
549 | case EIO_LSTAT: |
375 | case EIO_FSTAT: |
550 | case EIO_FSTAT: |
376 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
551 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
377 | PL_laststatval = req->result; |
552 | PL_laststatval = req->result; |
378 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
553 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
379 | PUSHs (sv_2mortal (newSViv (req->result))); |
554 | PUSHs (sv_result); |
380 | break; |
555 | break; |
381 | |
556 | |
382 | case EIO_READ: |
557 | case EIO_READ: |
383 | { |
558 | { |
384 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
559 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
385 | *SvEND (req->sv2) = 0; |
560 | *SvEND (req->sv2) = 0; |
386 | SvPOK_only (req->sv2); |
561 | SvPOK_only (req->sv2); |
387 | SvSETMAGIC (req->sv2); |
562 | SvSETMAGIC (req->sv2); |
388 | PUSHs (sv_2mortal (newSViv (req->result))); |
563 | PUSHs (sv_result); |
389 | } |
564 | } |
390 | break; |
565 | break; |
391 | |
566 | |
392 | case EIO_DUP2: |
567 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
393 | if (req->result > 0) |
568 | if (req->result > 0) |
394 | req->result = 0; |
569 | SvIV_set (sv_result, 0); |
395 | /* FALLTHROUGH */ |
570 | /* FALLTHROUGH */ |
396 | |
571 | |
397 | default: |
572 | default: |
398 | PUSHs (sv_2mortal (newSViv (req->result))); |
573 | PUSHs (sv_result); |
399 | break; |
574 | break; |
400 | } |
575 | } |
401 | |
576 | |
402 | errno = req->errorno; |
577 | errno = req->errorno; |
403 | |
578 | |
404 | PUTBACK; |
579 | PUTBACK; |
405 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
580 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
406 | SPAGAIN; |
581 | SPAGAIN; |
|
|
582 | |
|
|
583 | if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache)) |
|
|
584 | SvREFCNT_dec (sv_result); |
|
|
585 | else |
|
|
586 | sv_result_cache = sv_result; |
407 | |
587 | |
408 | FREETMPS; |
588 | FREETMPS; |
409 | LEAVE; |
589 | LEAVE; |
410 | |
590 | |
411 | PUTBACK; |
591 | PUTBACK; |
… | |
… | |
444 | |
624 | |
445 | static void |
625 | static void |
446 | create_respipe (void) |
626 | create_respipe (void) |
447 | { |
627 | { |
448 | if (s_epipe_renew (&respipe)) |
628 | if (s_epipe_renew (&respipe)) |
449 | croak ("unable to initialize result pipe"); |
629 | croak ("IO::AIO: unable to initialize result pipe"); |
450 | |
|
|
451 | respipe_osf [0] = S_TO_SOCKET (respipe.fd [0]); |
|
|
452 | respipe_osf [1] = S_TO_SOCKET (respipe.fd [1]); |
|
|
453 | } |
630 | } |
454 | |
631 | |
455 | static void poll_wait (void) |
632 | static void poll_wait (void) |
456 | { |
633 | { |
457 | while (eio_nreqs ()) |
634 | while (eio_nreqs ()) |
… | |
… | |
489 | |
666 | |
490 | static void atfork_child (void) |
667 | static void atfork_child (void) |
491 | { |
668 | { |
492 | create_respipe (); |
669 | create_respipe (); |
493 | } |
670 | } |
|
|
671 | |
|
|
672 | /*****************************************************************************/ |
|
|
673 | |
|
|
674 | #if !_POSIX_MAPPED_FILES |
|
|
675 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
|
|
676 | # define munmap(addr,length) (errno = ENOSYS, -1) |
|
|
677 | #endif |
|
|
678 | |
|
|
679 | #if !_POSIX_MEMORY_PROTECTION |
|
|
680 | # define mprotect(addr,len,prot) (errno = ENOSYS, -1) |
|
|
681 | # define PROT_NONE 0 |
|
|
682 | # define PROT_WRITE 0 |
|
|
683 | # define MAP_PRIVATE 0 |
|
|
684 | # define MAP_SHARED 0 |
|
|
685 | # define MAP_FIXED 0 |
|
|
686 | #endif |
|
|
687 | |
|
|
688 | #define MMAP_MAGIC PERL_MAGIC_ext |
|
|
689 | |
|
|
690 | static int |
|
|
691 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
692 | { |
|
|
693 | int old_errno = errno; |
|
|
694 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
695 | errno = old_errno; |
|
|
696 | |
|
|
697 | mg->mg_obj = 0; /* just in case */ |
|
|
698 | |
|
|
699 | SvREADONLY_off (sv); |
|
|
700 | |
|
|
701 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
702 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
703 | |
|
|
704 | SvCUR_set (sv, 0); |
|
|
705 | SvPVX (sv) = 0; |
|
|
706 | SvOK_off (sv); |
|
|
707 | |
|
|
708 | return 0; |
|
|
709 | } |
|
|
710 | |
|
|
711 | static MGVTBL mmap_vtbl = { |
|
|
712 | 0, 0, 0, 0, mmap_free |
|
|
713 | }; |
|
|
714 | |
|
|
715 | /*****************************************************************************/ |
494 | |
716 | |
495 | static SV * |
717 | static SV * |
496 | get_cb (SV *cb_sv) |
718 | get_cb (SV *cb_sv) |
497 | { |
719 | { |
498 | SvGETMAGIC (cb_sv); |
720 | SvGETMAGIC (cb_sv); |
… | |
… | |
518 | PUTBACK; \ |
740 | PUTBACK; \ |
519 | req_submit (req); \ |
741 | req_submit (req); \ |
520 | SPAGAIN; \ |
742 | SPAGAIN; \ |
521 | \ |
743 | \ |
522 | if (GIMME_V != G_VOID) \ |
744 | if (GIMME_V != G_VOID) \ |
523 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
745 | XPUSHs (req_sv (req, aio_req_stash)); |
524 | |
746 | |
525 | MODULE = IO::AIO PACKAGE = IO::AIO |
747 | MODULE = IO::AIO PACKAGE = IO::AIO |
526 | |
748 | |
527 | PROTOTYPES: ENABLE |
749 | PROTOTYPES: ENABLE |
528 | |
750 | |
… | |
… | |
530 | { |
752 | { |
531 | static const struct { |
753 | static const struct { |
532 | const char *name; |
754 | const char *name; |
533 | IV iv; |
755 | IV iv; |
534 | } *civ, const_iv[] = { |
756 | } *civ, const_iv[] = { |
535 | # define const_iv(name, value) { # name, (IV) value }, |
757 | # define const_niv(name, value) { # name, (IV) value }, |
|
|
758 | # define const_iv(name) { # name, (IV) name }, |
536 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
759 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
537 | const_iv (EXDEV , EXDEV) |
760 | const_iv (EXDEV) |
538 | const_iv (ENOSYS , ENOSYS) |
761 | const_iv (ENOSYS) |
539 | const_iv (O_RDONLY, O_RDONLY) |
762 | const_iv (O_RDONLY) |
540 | const_iv (O_WRONLY, O_WRONLY) |
763 | const_iv (O_WRONLY) |
|
|
764 | const_iv (O_RDWR) |
541 | const_iv (O_CREAT , O_CREAT) |
765 | const_iv (O_CREAT) |
542 | const_iv (O_TRUNC , O_TRUNC) |
766 | const_iv (O_TRUNC) |
543 | #ifndef _WIN32 |
767 | const_iv (O_EXCL) |
|
|
768 | const_iv (O_APPEND) |
|
|
769 | |
544 | const_iv (S_IFIFO , S_IFIFO) |
770 | const_iv (S_IFIFO) |
545 | #endif |
771 | const_iv (S_IFCHR) |
|
|
772 | const_iv (S_IFBLK) |
|
|
773 | const_iv (S_IFLNK) |
|
|
774 | const_iv (S_IFREG) |
|
|
775 | const_iv (S_IFDIR) |
|
|
776 | const_iv (S_IFWHT) |
|
|
777 | const_iv (S_IFSOCK) |
|
|
778 | const_iv (S_IFMT) |
|
|
779 | |
546 | const_iv (FADV_NORMAL , POSIX_FADV_NORMAL) |
780 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
547 | const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
781 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
548 | const_iv (FADV_RANDOM , POSIX_FADV_RANDOM) |
782 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
549 | const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
783 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
550 | const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
784 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
551 | const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
785 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
786 | |
|
|
787 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
788 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
789 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
790 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
791 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
792 | |
|
|
793 | const_iv (ST_RDONLY) |
|
|
794 | const_iv (ST_NOSUID) |
|
|
795 | const_iv (ST_NODEV) |
|
|
796 | const_iv (ST_NOEXEC) |
|
|
797 | const_iv (ST_SYNCHRONOUS) |
|
|
798 | const_iv (ST_MANDLOCK) |
|
|
799 | const_iv (ST_WRITE) |
|
|
800 | const_iv (ST_APPEND) |
|
|
801 | const_iv (ST_IMMUTABLE) |
|
|
802 | const_iv (ST_NOATIME) |
|
|
803 | const_iv (ST_NODIRATIME) |
|
|
804 | const_iv (ST_RELATIME) |
|
|
805 | |
|
|
806 | const_iv (PROT_NONE) |
|
|
807 | const_iv (PROT_EXEC) |
|
|
808 | const_iv (PROT_READ) |
|
|
809 | const_iv (PROT_WRITE) |
|
|
810 | |
|
|
811 | /*const_iv (MAP_FIXED)*/ |
|
|
812 | const_iv (MAP_PRIVATE) |
|
|
813 | const_iv (MAP_SHARED) |
|
|
814 | const_iv (MAP_ANONYMOUS) |
|
|
815 | |
|
|
816 | /* linuxish */ |
|
|
817 | const_iv (MAP_HUGETLB) |
|
|
818 | const_iv (MAP_LOCKED) |
|
|
819 | const_iv (MAP_NORESERVE) |
|
|
820 | const_iv (MAP_POPULATE) |
|
|
821 | const_iv (MAP_NONBLOCK) |
|
|
822 | |
|
|
823 | const_eio (MCL_FUTURE) |
|
|
824 | const_eio (MCL_CURRENT) |
|
|
825 | |
|
|
826 | const_eio (MS_ASYNC) |
|
|
827 | const_eio (MS_INVALIDATE) |
|
|
828 | const_eio (MS_SYNC) |
|
|
829 | |
|
|
830 | const_eio (MT_MODIFY) |
552 | |
831 | |
553 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
832 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
554 | const_eio (SYNC_FILE_RANGE_WRITE) |
833 | const_eio (SYNC_FILE_RANGE_WRITE) |
555 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
834 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
556 | |
835 | |
… | |
… | |
568 | const_eio (DT_LNK) |
847 | const_eio (DT_LNK) |
569 | const_eio (DT_SOCK) |
848 | const_eio (DT_SOCK) |
570 | const_eio (DT_WHT) |
849 | const_eio (DT_WHT) |
571 | }; |
850 | }; |
572 | |
851 | |
573 | stash = gv_stashpv ("IO::AIO", 1); |
852 | aio_stash = gv_stashpv ("IO::AIO" , 1); |
|
|
853 | aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); |
|
|
854 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
574 | |
855 | |
575 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
856 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
576 | newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); |
857 | newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); |
|
|
858 | |
|
|
859 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
577 | |
860 | |
578 | create_respipe (); |
861 | create_respipe (); |
579 | |
862 | |
580 | if (eio_init (want_poll, done_poll) < 0) |
863 | if (eio_init (want_poll, done_poll) < 0) |
581 | croak ("IO::AIO: unable to initialise eio library"); |
864 | croak ("IO::AIO: unable to initialise eio library"); |
… | |
… | |
583 | /* atfork child called in fifo order, so before eio's handler */ |
866 | /* atfork child called in fifo order, so before eio's handler */ |
584 | X_THREAD_ATFORK (0, 0, atfork_child); |
867 | X_THREAD_ATFORK (0, 0, atfork_child); |
585 | } |
868 | } |
586 | |
869 | |
587 | void |
870 | void |
588 | max_poll_reqs (int nreqs) |
871 | max_poll_reqs (unsigned int nreqs) |
589 | PROTOTYPE: $ |
872 | PROTOTYPE: $ |
590 | CODE: |
873 | CODE: |
591 | eio_set_max_poll_reqs (nreqs); |
874 | eio_set_max_poll_reqs (nreqs); |
592 | |
875 | |
593 | void |
876 | void |
… | |
… | |
595 | PROTOTYPE: $ |
878 | PROTOTYPE: $ |
596 | CODE: |
879 | CODE: |
597 | eio_set_max_poll_time (nseconds); |
880 | eio_set_max_poll_time (nseconds); |
598 | |
881 | |
599 | void |
882 | void |
600 | min_parallel (int nthreads) |
883 | min_parallel (unsigned int nthreads) |
601 | PROTOTYPE: $ |
884 | PROTOTYPE: $ |
602 | CODE: |
885 | CODE: |
603 | eio_set_min_parallel (nthreads); |
886 | eio_set_min_parallel (nthreads); |
604 | |
887 | |
605 | void |
888 | void |
606 | max_parallel (int nthreads) |
889 | max_parallel (unsigned int nthreads) |
607 | PROTOTYPE: $ |
890 | PROTOTYPE: $ |
608 | CODE: |
891 | CODE: |
609 | eio_set_max_parallel (nthreads); |
892 | eio_set_max_parallel (nthreads); |
610 | |
893 | |
611 | void |
894 | void |
612 | max_idle (int nthreads) |
895 | max_idle (unsigned int nthreads) |
613 | PROTOTYPE: $ |
896 | PROTOTYPE: $ |
614 | CODE: |
897 | CODE: |
615 | eio_set_max_idle (nthreads); |
898 | eio_set_max_idle (nthreads); |
616 | |
899 | |
617 | void |
900 | void |
|
|
901 | idle_timeout (unsigned int seconds) |
|
|
902 | PROTOTYPE: $ |
|
|
903 | CODE: |
|
|
904 | eio_set_idle_timeout (seconds); |
|
|
905 | |
|
|
906 | void |
618 | max_outstanding (int maxreqs) |
907 | max_outstanding (unsigned int maxreqs) |
619 | PROTOTYPE: $ |
908 | PROTOTYPE: $ |
620 | CODE: |
909 | CODE: |
621 | max_outstanding = maxreqs; |
910 | max_outstanding = maxreqs; |
622 | |
911 | |
623 | void |
912 | void |
624 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
913 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
625 | PROTOTYPE: $$$;$ |
|
|
626 | PPCODE: |
914 | PPCODE: |
627 | { |
915 | { |
628 | dREQ; |
916 | dREQ; |
629 | |
917 | |
630 | req->type = EIO_OPEN; |
918 | req->type = EIO_OPEN; |
… | |
… | |
636 | REQ_SEND; |
924 | REQ_SEND; |
637 | } |
925 | } |
638 | |
926 | |
639 | void |
927 | void |
640 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
928 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
641 | PROTOTYPE: $;$ |
|
|
642 | ALIAS: |
929 | ALIAS: |
643 | aio_fsync = EIO_FSYNC |
930 | aio_fsync = EIO_FSYNC |
644 | aio_fdatasync = EIO_FDATASYNC |
931 | aio_fdatasync = EIO_FDATASYNC |
645 | PPCODE: |
932 | PPCODE: |
646 | { |
933 | { |
… | |
… | |
654 | REQ_SEND (req); |
941 | REQ_SEND (req); |
655 | } |
942 | } |
656 | |
943 | |
657 | void |
944 | void |
658 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
945 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
659 | PROTOTYPE: $$$$;$ |
|
|
660 | PPCODE: |
946 | PPCODE: |
661 | { |
947 | { |
662 | int fd = s_fileno_croak (fh, 0); |
948 | int fd = s_fileno_croak (fh, 0); |
663 | dREQ; |
949 | dREQ; |
664 | |
950 | |
… | |
… | |
672 | REQ_SEND (req); |
958 | REQ_SEND (req); |
673 | } |
959 | } |
674 | |
960 | |
675 | void |
961 | void |
676 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
962 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
677 | PROTOTYPE: $;$ |
|
|
678 | PPCODE: |
963 | PPCODE: |
679 | { |
964 | { |
680 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
965 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
681 | int fd = s_fileno_croak (fh, 0); |
966 | int fd = s_fileno_croak (fh, 0); |
682 | dREQ; |
967 | dREQ; |
… | |
… | |
704 | void |
989 | void |
705 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
990 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
706 | ALIAS: |
991 | ALIAS: |
707 | aio_read = EIO_READ |
992 | aio_read = EIO_READ |
708 | aio_write = EIO_WRITE |
993 | aio_write = EIO_WRITE |
709 | PROTOTYPE: $$$$$;$ |
|
|
710 | PPCODE: |
994 | PPCODE: |
711 | { |
995 | { |
712 | STRLEN svlen; |
996 | STRLEN svlen; |
713 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
997 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
714 | char *svptr = SvPVbyte (data, svlen); |
998 | char *svptr = SvPVbyte (data, svlen); |
… | |
… | |
755 | } |
1039 | } |
756 | } |
1040 | } |
757 | |
1041 | |
758 | void |
1042 | void |
759 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
1043 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
760 | PROTOTYPE: $$;$ |
|
|
761 | PPCODE: |
1044 | PPCODE: |
762 | { |
1045 | { |
763 | SV *data; |
1046 | SV *data; |
764 | dREQ; |
1047 | dREQ; |
765 | |
1048 | |
… | |
… | |
770 | REQ_SEND; |
1053 | REQ_SEND; |
771 | } |
1054 | } |
772 | |
1055 | |
773 | void |
1056 | void |
774 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
1057 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
775 | PROTOTYPE: $$$$;$ |
|
|
776 | PPCODE: |
1058 | PPCODE: |
777 | { |
1059 | { |
778 | int ifd = s_fileno_croak (in_fh , 0); |
1060 | int ifd = s_fileno_croak (in_fh , 0); |
779 | int ofd = s_fileno_croak (out_fh, 1); |
1061 | int ofd = s_fileno_croak (out_fh, 1); |
780 | dREQ; |
1062 | dREQ; |
… | |
… | |
790 | REQ_SEND; |
1072 | REQ_SEND; |
791 | } |
1073 | } |
792 | |
1074 | |
793 | void |
1075 | void |
794 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
1076 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
795 | PROTOTYPE: $$$;$ |
|
|
796 | PPCODE: |
1077 | PPCODE: |
797 | { |
1078 | { |
798 | int fd = s_fileno_croak (fh, 0); |
1079 | int fd = s_fileno_croak (fh, 0); |
799 | dREQ; |
1080 | dREQ; |
800 | |
1081 | |
… | |
… | |
808 | } |
1089 | } |
809 | |
1090 | |
810 | void |
1091 | void |
811 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
1092 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
812 | ALIAS: |
1093 | ALIAS: |
813 | aio_stat = EIO_STAT |
1094 | aio_stat = EIO_STAT |
814 | aio_lstat = EIO_LSTAT |
1095 | aio_lstat = EIO_LSTAT |
|
|
1096 | aio_statvfs = EIO_STATVFS |
815 | PPCODE: |
1097 | PPCODE: |
816 | { |
1098 | { |
817 | dREQ; |
1099 | dREQ; |
818 | |
1100 | |
819 | req->sv1 = newSVsv (fh_or_path); |
1101 | req->sv1 = newSVsv (fh_or_path); |
… | |
… | |
823 | req->type = ix; |
1105 | req->type = ix; |
824 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1106 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
825 | } |
1107 | } |
826 | else |
1108 | else |
827 | { |
1109 | { |
828 | req->type = EIO_FSTAT; |
1110 | req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT; |
829 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
1111 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
830 | } |
1112 | } |
831 | |
1113 | |
832 | REQ_SEND; |
1114 | REQ_SEND; |
833 | } |
1115 | } |
|
|
1116 | |
|
|
1117 | UV |
|
|
1118 | major (UV dev) |
|
|
1119 | ALIAS: |
|
|
1120 | minor = 1 |
|
|
1121 | CODE: |
|
|
1122 | RETVAL = ix ? major (dev) : minor (dev); |
|
|
1123 | OUTPUT: |
|
|
1124 | RETVAL |
|
|
1125 | |
|
|
1126 | UV |
|
|
1127 | makedev (UV maj, UV min) |
|
|
1128 | CODE: |
|
|
1129 | RETVAL = makedev (maj, min); |
|
|
1130 | OUTPUT: |
|
|
1131 | RETVAL |
834 | |
1132 | |
835 | void |
1133 | void |
836 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
1134 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
837 | PPCODE: |
1135 | PPCODE: |
838 | { |
1136 | { |
… | |
… | |
996 | |
1294 | |
997 | REQ_SEND; |
1295 | REQ_SEND; |
998 | } |
1296 | } |
999 | |
1297 | |
1000 | void |
1298 | void |
|
|
1299 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
|
|
1300 | ALIAS: |
|
|
1301 | aio_mtouch = EIO_MTOUCH |
|
|
1302 | aio_msync = EIO_MSYNC |
|
|
1303 | PPCODE: |
|
|
1304 | { |
|
|
1305 | STRLEN svlen; |
|
|
1306 | char *svptr = SvPVbyte (data, svlen); |
|
|
1307 | UV len = SvUV (length); |
|
|
1308 | |
|
|
1309 | if (offset < 0) |
|
|
1310 | offset += svlen; |
|
|
1311 | |
|
|
1312 | if (offset < 0 || offset > svlen) |
|
|
1313 | croak ("offset outside of scalar"); |
|
|
1314 | |
|
|
1315 | if (!SvOK (length) || len + offset > svlen) |
|
|
1316 | len = svlen - offset; |
|
|
1317 | |
|
|
1318 | { |
|
|
1319 | dREQ; |
|
|
1320 | |
|
|
1321 | req->type = ix; |
|
|
1322 | req->sv2 = SvREFCNT_inc (data); |
|
|
1323 | req->ptr2 = (char *)svptr + offset; |
|
|
1324 | req->size = len; |
|
|
1325 | req->int1 = flags; |
|
|
1326 | |
|
|
1327 | REQ_SEND; |
|
|
1328 | } |
|
|
1329 | } |
|
|
1330 | |
|
|
1331 | void |
|
|
1332 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) |
|
|
1333 | PPCODE: |
|
|
1334 | { |
|
|
1335 | STRLEN svlen; |
|
|
1336 | char *svptr = SvPVbyte (data, svlen); |
|
|
1337 | UV len = SvUV (length); |
|
|
1338 | |
|
|
1339 | if (offset < 0) |
|
|
1340 | offset += svlen; |
|
|
1341 | |
|
|
1342 | if (offset < 0 || offset > svlen) |
|
|
1343 | croak ("offset outside of scalar"); |
|
|
1344 | |
|
|
1345 | if (!SvOK (length) || len + offset > svlen) |
|
|
1346 | len = svlen - offset; |
|
|
1347 | |
|
|
1348 | { |
|
|
1349 | dREQ; |
|
|
1350 | |
|
|
1351 | req->type = EIO_MLOCK; |
|
|
1352 | req->sv2 = SvREFCNT_inc (data); |
|
|
1353 | req->ptr2 = (char *)svptr + offset; |
|
|
1354 | req->size = len; |
|
|
1355 | |
|
|
1356 | REQ_SEND; |
|
|
1357 | } |
|
|
1358 | } |
|
|
1359 | |
|
|
1360 | void |
|
|
1361 | aio_mlockall (IV flags, SV *callback=&PL_sv_undef) |
|
|
1362 | PPCODE: |
|
|
1363 | { |
|
|
1364 | dREQ; |
|
|
1365 | |
|
|
1366 | req->type = EIO_MLOCKALL; |
|
|
1367 | req->int1 = flags; |
|
|
1368 | |
|
|
1369 | REQ_SEND; |
|
|
1370 | } |
|
|
1371 | |
|
|
1372 | void |
1001 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1373 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1002 | PPCODE: |
1374 | PPCODE: |
1003 | { |
1375 | { |
1004 | dREQ; |
1376 | dREQ; |
1005 | |
1377 | |
… | |
… | |
1009 | REQ_SEND; |
1381 | REQ_SEND; |
1010 | } |
1382 | } |
1011 | |
1383 | |
1012 | void |
1384 | void |
1013 | aio_group (SV *callback=&PL_sv_undef) |
1385 | aio_group (SV *callback=&PL_sv_undef) |
1014 | PROTOTYPE: ;$ |
|
|
1015 | PPCODE: |
1386 | PPCODE: |
1016 | { |
1387 | { |
1017 | dREQ; |
1388 | dREQ; |
1018 | |
1389 | |
1019 | req->type = EIO_GROUP; |
1390 | req->type = EIO_GROUP; |
1020 | |
1391 | |
1021 | req_submit (req); |
1392 | req_submit (req); |
1022 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1393 | XPUSHs (req_sv (req, aio_grp_stash)); |
1023 | } |
1394 | } |
1024 | |
1395 | |
1025 | void |
1396 | void |
1026 | aio_nop (SV *callback=&PL_sv_undef) |
1397 | aio_nop (SV *callback=&PL_sv_undef) |
1027 | ALIAS: |
1398 | ALIAS: |
… | |
… | |
1036 | REQ_SEND; |
1407 | REQ_SEND; |
1037 | } |
1408 | } |
1038 | |
1409 | |
1039 | int |
1410 | int |
1040 | aioreq_pri (int pri = 0) |
1411 | aioreq_pri (int pri = 0) |
1041 | PROTOTYPE: ;$ |
|
|
1042 | CODE: |
1412 | CODE: |
1043 | RETVAL = next_pri; |
1413 | RETVAL = next_pri; |
1044 | if (items > 0) |
1414 | if (items > 0) |
1045 | { |
1415 | { |
1046 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1416 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
… | |
… | |
1058 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1428 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1059 | next_pri = nice; |
1429 | next_pri = nice; |
1060 | |
1430 | |
1061 | void |
1431 | void |
1062 | flush () |
1432 | flush () |
1063 | PROTOTYPE: |
|
|
1064 | CODE: |
1433 | CODE: |
1065 | while (eio_nreqs ()) |
1434 | while (eio_nreqs ()) |
1066 | { |
1435 | { |
1067 | poll_wait (); |
1436 | poll_wait (); |
1068 | poll_cb (); |
1437 | poll_cb (); |
1069 | } |
1438 | } |
1070 | |
1439 | |
1071 | int |
1440 | int |
1072 | poll() |
1441 | poll () |
1073 | PROTOTYPE: |
|
|
1074 | CODE: |
1442 | CODE: |
1075 | poll_wait (); |
1443 | poll_wait (); |
1076 | RETVAL = poll_cb (); |
1444 | RETVAL = poll_cb (); |
1077 | OUTPUT: |
1445 | OUTPUT: |
1078 | RETVAL |
1446 | RETVAL |
1079 | |
1447 | |
1080 | int |
1448 | int |
1081 | poll_fileno() |
1449 | poll_fileno () |
1082 | PROTOTYPE: |
|
|
1083 | CODE: |
1450 | CODE: |
1084 | RETVAL = s_epipe_fd (&respipe); |
1451 | RETVAL = s_epipe_fd (&respipe); |
1085 | OUTPUT: |
1452 | OUTPUT: |
1086 | RETVAL |
1453 | RETVAL |
1087 | |
1454 | |
1088 | int |
1455 | int |
1089 | poll_cb(...) |
1456 | poll_cb (...) |
1090 | PROTOTYPE: |
1457 | PROTOTYPE: |
1091 | CODE: |
1458 | CODE: |
1092 | RETVAL = poll_cb (); |
1459 | RETVAL = poll_cb (); |
1093 | OUTPUT: |
1460 | OUTPUT: |
1094 | RETVAL |
1461 | RETVAL |
1095 | |
1462 | |
1096 | void |
1463 | void |
1097 | poll_wait() |
1464 | poll_wait () |
1098 | PROTOTYPE: |
|
|
1099 | CODE: |
1465 | CODE: |
1100 | poll_wait (); |
1466 | poll_wait (); |
1101 | |
1467 | |
1102 | int |
1468 | int |
1103 | nreqs() |
1469 | nreqs () |
1104 | PROTOTYPE: |
|
|
1105 | CODE: |
1470 | CODE: |
1106 | RETVAL = eio_nreqs (); |
1471 | RETVAL = eio_nreqs (); |
1107 | OUTPUT: |
1472 | OUTPUT: |
1108 | RETVAL |
1473 | RETVAL |
1109 | |
1474 | |
1110 | int |
1475 | int |
1111 | nready() |
1476 | nready () |
1112 | PROTOTYPE: |
|
|
1113 | CODE: |
1477 | CODE: |
1114 | RETVAL = eio_nready (); |
1478 | RETVAL = eio_nready (); |
1115 | OUTPUT: |
1479 | OUTPUT: |
1116 | RETVAL |
1480 | RETVAL |
1117 | |
1481 | |
1118 | int |
1482 | int |
1119 | npending() |
1483 | npending () |
1120 | PROTOTYPE: |
|
|
1121 | CODE: |
1484 | CODE: |
1122 | RETVAL = eio_npending (); |
1485 | RETVAL = eio_npending (); |
1123 | OUTPUT: |
1486 | OUTPUT: |
1124 | RETVAL |
1487 | RETVAL |
1125 | |
1488 | |
1126 | int |
1489 | int |
1127 | nthreads() |
1490 | nthreads () |
1128 | PROTOTYPE: |
|
|
1129 | CODE: |
1491 | CODE: |
1130 | RETVAL = eio_nthreads (); |
1492 | RETVAL = eio_nthreads (); |
1131 | OUTPUT: |
1493 | OUTPUT: |
1132 | RETVAL |
1494 | RETVAL |
1133 | |
1495 | |
1134 | int |
1496 | int |
1135 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1497 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1136 | PROTOTYPE: $$$$ |
|
|
1137 | CODE: |
1498 | CODE: |
1138 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
|
|
1139 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1499 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1140 | #else |
|
|
1141 | RETVAL = errno = ENOSYS; |
|
|
1142 | #endif |
|
|
1143 | OUTPUT: |
1500 | OUTPUT: |
1144 | RETVAL |
1501 | RETVAL |
1145 | |
1502 | |
1146 | ssize_t |
1503 | ssize_t |
1147 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1504 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1148 | PROTOTYPE: $$$$ |
|
|
1149 | CODE: |
1505 | CODE: |
1150 | eio_sendfile_sync (ofh, ifh, offset, count); |
1506 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
|
|
1507 | OUTPUT: |
|
|
1508 | RETVAL |
|
|
1509 | |
|
|
1510 | void |
|
|
1511 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
|
|
1512 | PPCODE: |
|
|
1513 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1514 | { |
|
|
1515 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
|
|
1516 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
|
|
1517 | if (addr == (void *)-1) |
|
|
1518 | XSRETURN_NO; |
|
|
1519 | |
|
|
1520 | sv_force_normal (scalar); |
|
|
1521 | |
|
|
1522 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
1523 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
|
|
1524 | ->mg_obj = (SV *)length; |
|
|
1525 | |
|
|
1526 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1527 | |
|
|
1528 | if (!(prot & PROT_WRITE)) |
|
|
1529 | SvREADONLY_on (scalar); |
|
|
1530 | |
|
|
1531 | if (SvLEN (scalar)) |
|
|
1532 | Safefree (SvPVX (scalar)); |
|
|
1533 | |
|
|
1534 | SvPVX (scalar) = (char *)addr; |
|
|
1535 | SvCUR_set (scalar, length); |
|
|
1536 | SvLEN_set (scalar, 0); |
|
|
1537 | SvPOK_only (scalar); |
|
|
1538 | |
|
|
1539 | XSRETURN_YES; |
|
|
1540 | } |
|
|
1541 | |
|
|
1542 | void |
|
|
1543 | munmap (SV *scalar) |
|
|
1544 | CODE: |
|
|
1545 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1546 | |
|
|
1547 | int |
|
|
1548 | madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
|
|
1549 | ALIAS: |
|
|
1550 | mprotect = 1 |
|
|
1551 | CODE: |
|
|
1552 | { |
|
|
1553 | STRLEN svlen; |
|
|
1554 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1555 | size_t len = SvUV (length); |
|
|
1556 | |
|
|
1557 | if (offset < 0) |
|
|
1558 | offset += svlen; |
|
|
1559 | |
|
|
1560 | if (offset < 0 || offset > svlen) |
|
|
1561 | croak ("offset outside of scalar"); |
|
|
1562 | |
|
|
1563 | if (!SvOK (length) || len + offset > svlen) |
|
|
1564 | len = svlen - offset; |
|
|
1565 | |
|
|
1566 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1567 | eio_page_align (&addr, &len); |
|
|
1568 | |
|
|
1569 | switch (ix) |
|
|
1570 | { |
|
|
1571 | case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break; |
|
|
1572 | case 1: RETVAL = mprotect (addr, len, advice_or_prot); break; |
|
|
1573 | } |
|
|
1574 | } |
|
|
1575 | OUTPUT: |
|
|
1576 | RETVAL |
|
|
1577 | |
|
|
1578 | int |
|
|
1579 | munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) |
|
|
1580 | CODE: |
|
|
1581 | { |
|
|
1582 | STRLEN svlen; |
|
|
1583 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1584 | size_t len = SvUV (length); |
|
|
1585 | |
|
|
1586 | if (offset < 0) |
|
|
1587 | offset += svlen; |
|
|
1588 | |
|
|
1589 | if (offset < 0 || offset > svlen) |
|
|
1590 | croak ("offset outside of scalar"); |
|
|
1591 | |
|
|
1592 | if (!SvOK (length) || len + offset > svlen) |
|
|
1593 | len = svlen - offset; |
|
|
1594 | |
|
|
1595 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1596 | eio_page_align (&addr, &len); |
|
|
1597 | #if _POSIX_MEMLOCK_RANGE |
|
|
1598 | RETVAL = munlock (addr, len); |
|
|
1599 | #else |
|
|
1600 | RETVAL = ((errno = ENOSYS), -1); |
|
|
1601 | #endif |
|
|
1602 | } |
|
|
1603 | OUTPUT: |
|
|
1604 | RETVAL |
|
|
1605 | |
|
|
1606 | int |
|
|
1607 | munlockall () |
|
|
1608 | CODE: |
|
|
1609 | #if _POSIX_MEMLOCK |
|
|
1610 | munlockall (); |
|
|
1611 | #else |
|
|
1612 | RETVAL = -1; |
|
|
1613 | errno = ENOSYS; |
|
|
1614 | #endif |
|
|
1615 | OUTPUT: |
|
|
1616 | RETVAL |
1151 | |
1617 | |
1152 | void _on_next_submit (SV *cb) |
1618 | void _on_next_submit (SV *cb) |
1153 | CODE: |
1619 | CODE: |
1154 | SvREFCNT_dec (on_next_submit); |
1620 | SvREFCNT_dec (on_next_submit); |
1155 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1621 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |