… | |
… | |
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" |
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125 | |
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126 | /* Linux/others */ |
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127 | #ifndef O_ASYNC |
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128 | # define O_ASYNC 0 |
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129 | #endif |
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130 | #ifndef O_DIRECT |
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131 | # define O_DIRECT 0 |
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132 | #endif |
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133 | #ifndef O_NOATIME |
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134 | # define O_NOATIME 0 |
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135 | #endif |
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136 | |
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137 | /* POSIX */ |
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138 | #ifndef O_CLOEXEC |
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139 | # define O_CLOEXEC 0 |
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140 | #endif |
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141 | #ifndef O_NOFOLLOW |
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142 | # define O_NOFOLLOW 0 |
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143 | #endif |
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144 | #ifndef O_NOCTTY |
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145 | # define O_NOCTTY 0 |
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146 | #endif |
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147 | #ifndef O_NONBLOCK |
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148 | # define O_NONBLOCK 0 |
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149 | #endif |
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150 | #ifndef O_EXEC |
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151 | # define O_EXEC 0 |
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152 | #endif |
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153 | #ifndef O_SEARCH |
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154 | # define O_SEARCH 0 |
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155 | #endif |
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156 | #ifndef O_DIRECTORY |
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157 | # define O_DIRECTORY 0 |
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158 | #endif |
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159 | #ifndef O_DSYNC |
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160 | # define O_DSYNC 0 |
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161 | #endif |
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162 | #ifndef O_RSYNC |
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163 | # define O_RSYNC 0 |
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164 | #endif |
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165 | #ifndef O_SYNC |
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166 | # define O_SYNC 0 |
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167 | #endif |
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168 | #ifndef O_TTY_INIT |
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169 | # define O_TTY_INIT 0 |
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170 | #endif |
121 | |
171 | |
122 | #ifndef POSIX_FADV_NORMAL |
172 | #ifndef POSIX_FADV_NORMAL |
123 | # define POSIX_FADV_NORMAL 0 |
173 | # define POSIX_FADV_NORMAL 0 |
124 | # define NO_FADVISE 1 |
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125 | #endif |
174 | #endif |
126 | |
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127 | #ifndef POSIX_FADV_SEQUENTIAL |
175 | #ifndef POSIX_FADV_SEQUENTIAL |
128 | # define POSIX_FADV_SEQUENTIAL 0 |
176 | # define POSIX_FADV_SEQUENTIAL 0 |
129 | #endif |
177 | #endif |
130 | |
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|
131 | #ifndef POSIX_FADV_RANDOM |
178 | #ifndef POSIX_FADV_RANDOM |
132 | # define POSIX_FADV_RANDOM 0 |
179 | # define POSIX_FADV_RANDOM 0 |
133 | #endif |
180 | #endif |
134 | |
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135 | #ifndef POSIX_FADV_NOREUSE |
181 | #ifndef POSIX_FADV_NOREUSE |
136 | # define POSIX_FADV_NOREUSE 0 |
182 | # define POSIX_FADV_NOREUSE 0 |
137 | #endif |
183 | #endif |
138 | |
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139 | #ifndef POSIX_FADV_WILLNEED |
184 | #ifndef POSIX_FADV_WILLNEED |
140 | # define POSIX_FADV_WILLNEED 0 |
185 | # define POSIX_FADV_WILLNEED 0 |
141 | #endif |
186 | #endif |
142 | |
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143 | #ifndef POSIX_FADV_DONTNEED |
187 | #ifndef POSIX_FADV_DONTNEED |
144 | # define POSIX_FADV_DONTNEED 0 |
188 | # define POSIX_FADV_DONTNEED 0 |
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189 | #endif |
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190 | |
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191 | #if !HAVE_POSIX_FADVISE |
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192 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
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193 | #endif |
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194 | |
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195 | #ifndef POSIX_MADV_NORMAL |
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196 | # define POSIX_MADV_NORMAL 0 |
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197 | #endif |
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198 | #ifndef POSIX_MADV_SEQUENTIAL |
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199 | # define POSIX_MADV_SEQUENTIAL 0 |
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200 | #endif |
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201 | #ifndef POSIX_MADV_RANDOM |
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202 | # define POSIX_MADV_RANDOM 0 |
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203 | #endif |
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204 | #ifndef POSIX_MADV_WILLNEED |
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205 | # define POSIX_MADV_WILLNEED 0 |
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206 | #endif |
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207 | #ifndef POSIX_MADV_DONTNEED |
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208 | # define POSIX_MADV_DONTNEED 0 |
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209 | #endif |
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210 | |
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211 | #if !HAVE_POSIX_MADVISE |
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212 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
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213 | #endif |
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214 | |
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215 | #ifndef PROT_NONE |
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216 | # define PROT_NONE 0 |
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217 | #endif |
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218 | #ifndef PROT_READ |
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219 | # define PROT_READ 0 |
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220 | #endif |
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221 | #ifndef PROT_WRITE |
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222 | # define PROT_READ 0 |
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223 | #endif |
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224 | #ifndef PROT_EXEC |
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225 | # define PROT_EXEC 0 |
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226 | #endif |
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227 | |
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228 | #ifndef ST_NODEV |
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229 | # define ST_NODEV 0 |
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230 | #endif |
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231 | #ifndef ST_NOEXEC |
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232 | # define ST_NOEXEC 0 |
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233 | #endif |
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234 | #ifndef ST_SYNCHRONOUS |
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235 | # define ST_SYNCHRONOUS 0 |
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236 | #endif |
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237 | #ifndef ST_MANDLOCK |
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238 | # define ST_MANDLOCK 0 |
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239 | #endif |
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240 | #ifndef ST_WRITE |
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241 | # define ST_WRITE 0 |
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242 | #endif |
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243 | #ifndef ST_APPEND |
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244 | # define ST_APPEND 0 |
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245 | #endif |
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246 | #ifndef ST_IMMUTABLE |
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247 | # define ST_IMMUTABLE 0 |
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248 | #endif |
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249 | #ifndef ST_NOATIME |
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250 | # define ST_NOATIME 0 |
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251 | #endif |
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252 | #ifndef ST_NODIRATIME |
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253 | # define ST_NODIRATIME 0 |
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254 | #endif |
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255 | #ifndef ST_RELATIME |
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256 | # define ST_RELATIME 0 |
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257 | #endif |
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258 | |
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259 | #ifndef S_IFIFO |
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260 | # define S_IFIFO 0 |
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261 | #endif |
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262 | #ifndef S_IFCHR |
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263 | # define S_IFCHR 0 |
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264 | #endif |
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265 | #ifndef S_IFBLK |
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266 | # define S_IFBLK 0 |
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267 | #endif |
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268 | #ifndef S_IFLNK |
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269 | # define S_IFLNK 0 |
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270 | #endif |
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271 | #ifndef S_IFREG |
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272 | # define S_IFREG 0 |
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273 | #endif |
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274 | #ifndef S_IFDIR |
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275 | # define S_IFDIR 0 |
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276 | #endif |
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277 | #ifndef S_IFWHT |
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278 | # define S_IFWHT 0 |
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279 | #endif |
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280 | #ifndef S_IFSOCK |
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281 | # define S_IFSOCK 0 |
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282 | #endif |
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283 | |
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284 | #ifndef MAP_ANONYMOUS |
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285 | # ifdef MAP_ANON |
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286 | # define MAP_ANONYMOUS MAP_ANON |
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287 | # else |
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288 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
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289 | # endif |
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290 | #endif |
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291 | #ifndef MAP_HUGETLB |
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292 | # define MAP_HUGETLB 0 |
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293 | #endif |
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294 | #ifndef MAP_LOCKED |
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295 | # define MAP_LOCKED 0 |
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296 | #endif |
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297 | #ifndef MAP_NORESERVE |
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298 | # define MAP_NORESERVE 0 |
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299 | #endif |
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300 | #ifndef MAP_POPULATE |
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301 | # define MAP_POPULATE 0 |
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302 | #endif |
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303 | #ifndef MAP_NONBLOCK |
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304 | # define MAP_NONBLOCK 0 |
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305 | #endif |
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306 | |
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307 | #ifndef makedev |
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308 | # define makedev(maj,min) (((maj) << 8) | (min)) |
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309 | #endif |
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310 | #ifndef major |
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311 | # define major(dev) ((dev) >> 8) |
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312 | #endif |
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313 | #ifndef minor |
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314 | # define minor(dev) ((dev) & 0xff) |
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315 | #endif |
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316 | |
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317 | #ifndef PAGESIZE |
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318 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
145 | #endif |
319 | #endif |
146 | |
320 | |
147 | static int req_invoke (eio_req *req); |
321 | static int req_invoke (eio_req *req); |
148 | #define EIO_FINISH(req) req_invoke (req) |
322 | #define EIO_FINISH(req) req_invoke (req) |
149 | static void req_destroy (eio_req *grp); |
323 | static void req_destroy (eio_req *grp); |
… | |
… | |
178 | /* read any signals sent by the worker threads */ |
352 | /* read any signals sent by the worker threads */ |
179 | s_epipe_drain (&respipe); |
353 | s_epipe_drain (&respipe); |
180 | } |
354 | } |
181 | |
355 | |
182 | /* must be called at most once */ |
356 | /* must be called at most once */ |
183 | static SV *req_sv (aio_req req, const char *klass) |
357 | static SV *req_sv (aio_req req, HV *stash) |
184 | { |
358 | { |
185 | if (!req->self) |
359 | if (!req->self) |
186 | { |
360 | { |
187 | req->self = (SV *)newHV (); |
361 | req->self = (SV *)newHV (); |
188 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
362 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
189 | } |
363 | } |
190 | |
364 | |
191 | return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); |
365 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
192 | } |
366 | } |
193 | |
367 | |
194 | static aio_req SvAIO_REQ (SV *sv) |
368 | static aio_req SvAIO_REQ (SV *sv) |
195 | { |
369 | { |
196 | MAGIC *mg; |
370 | MAGIC *mg; |
197 | |
371 | |
198 | if (!sv_derived_from (sv, AIO_REQ_KLASS) || !SvROK (sv)) |
372 | if (!SvROK (sv) |
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373 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
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374 | && SvSTASH (SvRV (sv)) != aio_req_stash |
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375 | && !sv_derived_from (sv, "IO::AIO::REQ"))) |
199 | croak ("object of class " AIO_REQ_KLASS " expected"); |
376 | croak ("object of class IO::AIO::REQ expected"); |
200 | |
377 | |
201 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
378 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
202 | |
379 | |
203 | return mg ? (aio_req)mg->mg_ptr : 0; |
380 | return mg ? (aio_req)mg->mg_ptr : 0; |
204 | } |
381 | } |
… | |
… | |
210 | dSP; |
387 | dSP; |
211 | |
388 | |
212 | ENTER; |
389 | ENTER; |
213 | SAVETMPS; |
390 | SAVETMPS; |
214 | PUSHMARK (SP); |
391 | PUSHMARK (SP); |
215 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
392 | XPUSHs (req_sv (grp, aio_grp_stash)); |
216 | PUTBACK; |
393 | PUTBACK; |
217 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
394 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
218 | SPAGAIN; |
395 | SPAGAIN; |
219 | FREETMPS; |
396 | FREETMPS; |
220 | LEAVE; |
397 | LEAVE; |
… | |
… | |
238 | } |
415 | } |
239 | } |
416 | } |
240 | |
417 | |
241 | static int req_invoke (eio_req *req) |
418 | static int req_invoke (eio_req *req) |
242 | { |
419 | { |
243 | dSP; |
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244 | |
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245 | if (req->flags & FLAG_SV2_RO_OFF) |
420 | if (req->flags & FLAG_SV2_RO_OFF) |
246 | SvREADONLY_off (req->sv2); |
421 | SvREADONLY_off (req->sv2); |
247 | |
422 | |
248 | if (!EIO_CANCELLED (req) && req->callback) |
423 | if (!EIO_CANCELLED (req) && req->callback) |
249 | { |
424 | { |
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425 | dSP; |
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426 | static SV *sv_result_cache; /* caches the result integer SV */ |
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427 | SV *sv_result; |
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428 | |
250 | ENTER; |
429 | ENTER; |
251 | SAVETMPS; |
430 | SAVETMPS; |
252 | PUSHMARK (SP); |
431 | PUSHMARK (SP); |
253 | EXTEND (SP, 1); |
432 | EXTEND (SP, 1); |
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433 | |
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434 | /* do not recreate the result IV from scratch each time */ |
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435 | if (expect_true (sv_result_cache)) |
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436 | { |
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437 | sv_result = sv_result_cache; sv_result_cache = 0; |
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438 | SvIV_set (sv_result, req->result); |
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439 | SvIOK_only (sv_result); |
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440 | } |
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441 | else |
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442 | { |
|
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443 | sv_result = newSViv (req->result); |
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444 | SvREADONLY_on (sv_result); |
|
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445 | } |
254 | |
446 | |
255 | switch (req->type) |
447 | switch (req->type) |
256 | { |
448 | { |
257 | case EIO_READDIR: |
449 | case EIO_READDIR: |
258 | { |
450 | { |
… | |
… | |
326 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
518 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
327 | char sym [64]; |
519 | char sym [64]; |
328 | int symlen; |
520 | int symlen; |
329 | |
521 | |
330 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
522 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
331 | gv_init (gv, stash, sym, symlen, 0); |
523 | gv_init (gv, aio_stash, sym, symlen, 0); |
332 | |
524 | |
333 | symlen = snprintf ( |
525 | symlen = snprintf ( |
334 | sym, |
526 | sym, |
335 | sizeof (sym), |
527 | sizeof (sym), |
336 | "%s&=%d", |
528 | "%s&=%d", |
… | |
… | |
344 | |
536 | |
345 | PUSHs (fh); |
537 | PUSHs (fh); |
346 | } |
538 | } |
347 | break; |
539 | break; |
348 | |
540 | |
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541 | case EIO_STATVFS: |
|
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542 | case EIO_FSTATVFS: |
|
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543 | { |
|
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544 | SV *rv = &PL_sv_undef; |
|
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545 | |
|
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546 | if (req->result >= 0) |
|
|
547 | { |
|
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548 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
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549 | HV *hv = newHV (); |
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550 | |
|
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551 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
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552 | |
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553 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
|
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554 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
|
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555 | hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0); |
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556 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
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557 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
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558 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
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559 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
|
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560 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
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561 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); |
|
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562 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
|
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563 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
|
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564 | } |
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565 | |
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566 | PUSHs (rv); |
|
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567 | } |
|
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568 | |
|
|
569 | break; |
|
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570 | |
349 | case EIO_GROUP: |
571 | case EIO_GROUP: |
350 | req->int1 = 2; /* mark group as finished */ |
572 | req->int1 = 2; /* mark group as finished */ |
351 | |
573 | |
352 | if (req->sv1) |
574 | if (req->sv1) |
353 | { |
575 | { |
… | |
… | |
363 | case EIO_NOP: |
585 | case EIO_NOP: |
364 | case EIO_BUSY: |
586 | case EIO_BUSY: |
365 | break; |
587 | break; |
366 | |
588 | |
367 | case EIO_READLINK: |
589 | case EIO_READLINK: |
|
|
590 | case EIO_REALPATH: |
368 | if (req->result > 0) |
591 | if (req->result > 0) |
369 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
592 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
370 | break; |
593 | break; |
371 | |
594 | |
372 | case EIO_STAT: |
595 | case EIO_STAT: |
373 | case EIO_LSTAT: |
596 | case EIO_LSTAT: |
374 | case EIO_FSTAT: |
597 | case EIO_FSTAT: |
375 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
598 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
376 | PL_laststatval = req->result; |
599 | PL_laststatval = req->result; |
377 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
600 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
378 | PUSHs (sv_2mortal (newSViv (req->result))); |
601 | PUSHs (sv_result); |
379 | break; |
602 | break; |
380 | |
603 | |
381 | case EIO_READ: |
604 | case EIO_READ: |
382 | { |
605 | { |
383 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
606 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
384 | *SvEND (req->sv2) = 0; |
607 | *SvEND (req->sv2) = 0; |
385 | SvPOK_only (req->sv2); |
608 | SvPOK_only (req->sv2); |
386 | SvSETMAGIC (req->sv2); |
609 | SvSETMAGIC (req->sv2); |
387 | PUSHs (sv_2mortal (newSViv (req->result))); |
610 | PUSHs (sv_result); |
388 | } |
611 | } |
389 | break; |
612 | break; |
390 | |
613 | |
391 | case EIO_DUP2: |
614 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
392 | if (req->result > 0) |
615 | if (req->result > 0) |
393 | req->result = 0; |
616 | SvIV_set (sv_result, 0); |
394 | /* FALLTHROUGH */ |
617 | /* FALLTHROUGH */ |
395 | |
618 | |
396 | default: |
619 | default: |
397 | PUSHs (sv_2mortal (newSViv (req->result))); |
620 | PUSHs (sv_result); |
398 | break; |
621 | break; |
399 | } |
622 | } |
400 | |
623 | |
401 | errno = req->errorno; |
624 | errno = req->errorno; |
402 | |
625 | |
403 | PUTBACK; |
626 | PUTBACK; |
404 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
627 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
405 | SPAGAIN; |
628 | SPAGAIN; |
|
|
629 | |
|
|
630 | if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache)) |
|
|
631 | SvREFCNT_dec (sv_result); |
|
|
632 | else |
|
|
633 | sv_result_cache = sv_result; |
406 | |
634 | |
407 | FREETMPS; |
635 | FREETMPS; |
408 | LEAVE; |
636 | LEAVE; |
409 | |
637 | |
410 | PUTBACK; |
638 | PUTBACK; |
… | |
… | |
443 | |
671 | |
444 | static void |
672 | static void |
445 | create_respipe (void) |
673 | create_respipe (void) |
446 | { |
674 | { |
447 | if (s_epipe_renew (&respipe)) |
675 | if (s_epipe_renew (&respipe)) |
448 | croak ("unable to initialize result pipe"); |
676 | croak ("IO::AIO: unable to initialize result pipe"); |
449 | } |
677 | } |
450 | |
678 | |
451 | static void poll_wait (void) |
679 | static void poll_wait (void) |
452 | { |
680 | { |
453 | while (eio_nreqs ()) |
681 | while (eio_nreqs ()) |
… | |
… | |
485 | |
713 | |
486 | static void atfork_child (void) |
714 | static void atfork_child (void) |
487 | { |
715 | { |
488 | create_respipe (); |
716 | create_respipe (); |
489 | } |
717 | } |
|
|
718 | |
|
|
719 | /*****************************************************************************/ |
|
|
720 | |
|
|
721 | #if !_POSIX_MAPPED_FILES |
|
|
722 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
|
|
723 | # define munmap(addr,length) (errno = ENOSYS, -1) |
|
|
724 | #endif |
|
|
725 | |
|
|
726 | #if !_POSIX_MEMORY_PROTECTION |
|
|
727 | # define mprotect(addr,len,prot) (errno = ENOSYS, -1) |
|
|
728 | # define PROT_NONE 0 |
|
|
729 | # define PROT_WRITE 0 |
|
|
730 | # define MAP_PRIVATE 0 |
|
|
731 | # define MAP_SHARED 0 |
|
|
732 | # define MAP_FIXED 0 |
|
|
733 | #endif |
|
|
734 | |
|
|
735 | #define MMAP_MAGIC PERL_MAGIC_ext |
|
|
736 | |
|
|
737 | static int |
|
|
738 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
739 | { |
|
|
740 | int old_errno = errno; |
|
|
741 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
742 | errno = old_errno; |
|
|
743 | |
|
|
744 | mg->mg_obj = 0; /* just in case */ |
|
|
745 | |
|
|
746 | SvREADONLY_off (sv); |
|
|
747 | |
|
|
748 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
749 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
750 | |
|
|
751 | SvCUR_set (sv, 0); |
|
|
752 | SvPVX (sv) = 0; |
|
|
753 | SvOK_off (sv); |
|
|
754 | |
|
|
755 | return 0; |
|
|
756 | } |
|
|
757 | |
|
|
758 | static MGVTBL mmap_vtbl = { |
|
|
759 | 0, 0, 0, 0, mmap_free |
|
|
760 | }; |
|
|
761 | |
|
|
762 | /*****************************************************************************/ |
490 | |
763 | |
491 | static SV * |
764 | static SV * |
492 | get_cb (SV *cb_sv) |
765 | get_cb (SV *cb_sv) |
493 | { |
766 | { |
494 | SvGETMAGIC (cb_sv); |
767 | SvGETMAGIC (cb_sv); |
… | |
… | |
514 | PUTBACK; \ |
787 | PUTBACK; \ |
515 | req_submit (req); \ |
788 | req_submit (req); \ |
516 | SPAGAIN; \ |
789 | SPAGAIN; \ |
517 | \ |
790 | \ |
518 | if (GIMME_V != G_VOID) \ |
791 | if (GIMME_V != G_VOID) \ |
519 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
792 | XPUSHs (req_sv (req, aio_req_stash)); |
520 | |
793 | |
521 | MODULE = IO::AIO PACKAGE = IO::AIO |
794 | MODULE = IO::AIO PACKAGE = IO::AIO |
522 | |
795 | |
523 | PROTOTYPES: ENABLE |
796 | PROTOTYPES: ENABLE |
524 | |
797 | |
… | |
… | |
526 | { |
799 | { |
527 | static const struct { |
800 | static const struct { |
528 | const char *name; |
801 | const char *name; |
529 | IV iv; |
802 | IV iv; |
530 | } *civ, const_iv[] = { |
803 | } *civ, const_iv[] = { |
531 | # define const_iv(name, value) { # name, (IV) value }, |
804 | # define const_niv(name, value) { # name, (IV) value }, |
|
|
805 | # define const_iv(name) { # name, (IV) name }, |
532 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
806 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
533 | const_iv (EXDEV , EXDEV) |
807 | const_iv (EXDEV) |
534 | const_iv (ENOSYS , ENOSYS) |
808 | const_iv (ENOSYS) |
535 | const_iv (O_RDONLY, O_RDONLY) |
809 | const_iv (O_RDONLY) |
536 | const_iv (O_WRONLY, O_WRONLY) |
810 | const_iv (O_WRONLY) |
|
|
811 | const_iv (O_RDWR) |
537 | const_iv (O_CREAT , O_CREAT) |
812 | const_iv (O_CREAT) |
538 | const_iv (O_TRUNC , O_TRUNC) |
813 | const_iv (O_TRUNC) |
539 | #ifndef _WIN32 |
814 | const_iv (O_EXCL) |
|
|
815 | const_iv (O_APPEND) |
|
|
816 | |
|
|
817 | const_iv (O_ASYNC) |
|
|
818 | const_iv (O_DIRECT) |
|
|
819 | const_iv (O_NOATIME) |
|
|
820 | |
|
|
821 | const_iv (O_CLOEXEC) |
|
|
822 | const_iv (O_NOCTTY) |
|
|
823 | const_iv (O_NOFOLLOW) |
|
|
824 | const_iv (O_NONBLOCK) |
|
|
825 | const_iv (O_EXEC) |
|
|
826 | const_iv (O_SEARCH) |
|
|
827 | const_iv (O_DIRECTORY) |
|
|
828 | const_iv (O_DSYNC) |
|
|
829 | const_iv (O_RSYNC) |
|
|
830 | const_iv (O_SYNC) |
|
|
831 | const_iv (O_TTY_INIT) |
|
|
832 | |
540 | const_iv (S_IFIFO , S_IFIFO) |
833 | const_iv (S_IFIFO) |
541 | #endif |
834 | const_iv (S_IFCHR) |
|
|
835 | const_iv (S_IFBLK) |
|
|
836 | const_iv (S_IFLNK) |
|
|
837 | const_iv (S_IFREG) |
|
|
838 | const_iv (S_IFDIR) |
|
|
839 | const_iv (S_IFWHT) |
|
|
840 | const_iv (S_IFSOCK) |
|
|
841 | const_iv (S_IFMT) |
|
|
842 | |
542 | const_iv (FADV_NORMAL , POSIX_FADV_NORMAL) |
843 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
543 | const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
844 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
544 | const_iv (FADV_RANDOM , POSIX_FADV_RANDOM) |
845 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
545 | const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
846 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
546 | const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
847 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
547 | const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
848 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
849 | |
|
|
850 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
851 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
852 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
853 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
854 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
855 | |
|
|
856 | const_iv (ST_RDONLY) |
|
|
857 | const_iv (ST_NOSUID) |
|
|
858 | const_iv (ST_NODEV) |
|
|
859 | const_iv (ST_NOEXEC) |
|
|
860 | const_iv (ST_SYNCHRONOUS) |
|
|
861 | const_iv (ST_MANDLOCK) |
|
|
862 | const_iv (ST_WRITE) |
|
|
863 | const_iv (ST_APPEND) |
|
|
864 | const_iv (ST_IMMUTABLE) |
|
|
865 | const_iv (ST_NOATIME) |
|
|
866 | const_iv (ST_NODIRATIME) |
|
|
867 | const_iv (ST_RELATIME) |
|
|
868 | |
|
|
869 | const_iv (PROT_NONE) |
|
|
870 | const_iv (PROT_EXEC) |
|
|
871 | const_iv (PROT_READ) |
|
|
872 | const_iv (PROT_WRITE) |
|
|
873 | |
|
|
874 | /*const_iv (MAP_FIXED)*/ |
|
|
875 | const_iv (MAP_PRIVATE) |
|
|
876 | const_iv (MAP_SHARED) |
|
|
877 | const_iv (MAP_ANONYMOUS) |
|
|
878 | |
|
|
879 | /* linuxish */ |
|
|
880 | const_iv (MAP_HUGETLB) |
|
|
881 | const_iv (MAP_LOCKED) |
|
|
882 | const_iv (MAP_NORESERVE) |
|
|
883 | const_iv (MAP_POPULATE) |
|
|
884 | const_iv (MAP_NONBLOCK) |
|
|
885 | |
|
|
886 | const_eio (MCL_FUTURE) |
|
|
887 | const_eio (MCL_CURRENT) |
|
|
888 | |
|
|
889 | const_eio (MS_ASYNC) |
|
|
890 | const_eio (MS_INVALIDATE) |
|
|
891 | const_eio (MS_SYNC) |
|
|
892 | |
|
|
893 | const_eio (MT_MODIFY) |
548 | |
894 | |
549 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
895 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
550 | const_eio (SYNC_FILE_RANGE_WRITE) |
896 | const_eio (SYNC_FILE_RANGE_WRITE) |
551 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
897 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
552 | |
898 | |
… | |
… | |
564 | const_eio (DT_LNK) |
910 | const_eio (DT_LNK) |
565 | const_eio (DT_SOCK) |
911 | const_eio (DT_SOCK) |
566 | const_eio (DT_WHT) |
912 | const_eio (DT_WHT) |
567 | }; |
913 | }; |
568 | |
914 | |
569 | stash = gv_stashpv ("IO::AIO", 1); |
915 | aio_stash = gv_stashpv ("IO::AIO" , 1); |
|
|
916 | aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); |
|
|
917 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
570 | |
918 | |
571 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
919 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
572 | newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); |
920 | newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); |
|
|
921 | |
|
|
922 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
573 | |
923 | |
574 | create_respipe (); |
924 | create_respipe (); |
575 | |
925 | |
576 | if (eio_init (want_poll, done_poll) < 0) |
926 | if (eio_init (want_poll, done_poll) < 0) |
577 | croak ("IO::AIO: unable to initialise eio library"); |
927 | croak ("IO::AIO: unable to initialise eio library"); |
… | |
… | |
579 | /* atfork child called in fifo order, so before eio's handler */ |
929 | /* atfork child called in fifo order, so before eio's handler */ |
580 | X_THREAD_ATFORK (0, 0, atfork_child); |
930 | X_THREAD_ATFORK (0, 0, atfork_child); |
581 | } |
931 | } |
582 | |
932 | |
583 | void |
933 | void |
584 | max_poll_reqs (int nreqs) |
934 | max_poll_reqs (unsigned int nreqs) |
585 | PROTOTYPE: $ |
935 | PROTOTYPE: $ |
586 | CODE: |
936 | CODE: |
587 | eio_set_max_poll_reqs (nreqs); |
937 | eio_set_max_poll_reqs (nreqs); |
588 | |
938 | |
589 | void |
939 | void |
… | |
… | |
591 | PROTOTYPE: $ |
941 | PROTOTYPE: $ |
592 | CODE: |
942 | CODE: |
593 | eio_set_max_poll_time (nseconds); |
943 | eio_set_max_poll_time (nseconds); |
594 | |
944 | |
595 | void |
945 | void |
596 | min_parallel (int nthreads) |
946 | min_parallel (unsigned int nthreads) |
597 | PROTOTYPE: $ |
947 | PROTOTYPE: $ |
598 | CODE: |
948 | CODE: |
599 | eio_set_min_parallel (nthreads); |
949 | eio_set_min_parallel (nthreads); |
600 | |
950 | |
601 | void |
951 | void |
602 | max_parallel (int nthreads) |
952 | max_parallel (unsigned int nthreads) |
603 | PROTOTYPE: $ |
953 | PROTOTYPE: $ |
604 | CODE: |
954 | CODE: |
605 | eio_set_max_parallel (nthreads); |
955 | eio_set_max_parallel (nthreads); |
606 | |
956 | |
607 | void |
957 | void |
608 | max_idle (int nthreads) |
958 | max_idle (unsigned int nthreads) |
609 | PROTOTYPE: $ |
959 | PROTOTYPE: $ |
610 | CODE: |
960 | CODE: |
611 | eio_set_max_idle (nthreads); |
961 | eio_set_max_idle (nthreads); |
612 | |
962 | |
613 | void |
963 | void |
|
|
964 | idle_timeout (unsigned int seconds) |
|
|
965 | PROTOTYPE: $ |
|
|
966 | CODE: |
|
|
967 | eio_set_idle_timeout (seconds); |
|
|
968 | |
|
|
969 | void |
614 | max_outstanding (int maxreqs) |
970 | max_outstanding (unsigned int maxreqs) |
615 | PROTOTYPE: $ |
971 | PROTOTYPE: $ |
616 | CODE: |
972 | CODE: |
617 | max_outstanding = maxreqs; |
973 | max_outstanding = maxreqs; |
618 | |
974 | |
619 | void |
975 | void |
620 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
976 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
621 | PROTOTYPE: $$$;$ |
|
|
622 | PPCODE: |
977 | PPCODE: |
623 | { |
978 | { |
624 | dREQ; |
979 | dREQ; |
625 | |
980 | |
626 | req->type = EIO_OPEN; |
981 | req->type = EIO_OPEN; |
… | |
… | |
632 | REQ_SEND; |
987 | REQ_SEND; |
633 | } |
988 | } |
634 | |
989 | |
635 | void |
990 | void |
636 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
991 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
637 | PROTOTYPE: $;$ |
|
|
638 | ALIAS: |
992 | ALIAS: |
639 | aio_fsync = EIO_FSYNC |
993 | aio_fsync = EIO_FSYNC |
640 | aio_fdatasync = EIO_FDATASYNC |
994 | aio_fdatasync = EIO_FDATASYNC |
641 | PPCODE: |
995 | PPCODE: |
642 | { |
996 | { |
… | |
… | |
650 | REQ_SEND (req); |
1004 | REQ_SEND (req); |
651 | } |
1005 | } |
652 | |
1006 | |
653 | void |
1007 | void |
654 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
1008 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
655 | PROTOTYPE: $$$$;$ |
|
|
656 | PPCODE: |
1009 | PPCODE: |
657 | { |
1010 | { |
658 | int fd = s_fileno_croak (fh, 0); |
1011 | int fd = s_fileno_croak (fh, 0); |
659 | dREQ; |
1012 | dREQ; |
660 | |
1013 | |
… | |
… | |
668 | REQ_SEND (req); |
1021 | REQ_SEND (req); |
669 | } |
1022 | } |
670 | |
1023 | |
671 | void |
1024 | void |
672 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
1025 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
673 | PROTOTYPE: $;$ |
|
|
674 | PPCODE: |
1026 | PPCODE: |
675 | { |
1027 | { |
676 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
1028 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
677 | int fd = s_fileno_croak (fh, 0); |
1029 | int fd = s_fileno_croak (fh, 0); |
678 | dREQ; |
1030 | dREQ; |
… | |
… | |
700 | void |
1052 | void |
701 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
1053 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
702 | ALIAS: |
1054 | ALIAS: |
703 | aio_read = EIO_READ |
1055 | aio_read = EIO_READ |
704 | aio_write = EIO_WRITE |
1056 | aio_write = EIO_WRITE |
705 | PROTOTYPE: $$$$$;$ |
|
|
706 | PPCODE: |
1057 | PPCODE: |
707 | { |
1058 | { |
708 | STRLEN svlen; |
1059 | STRLEN svlen; |
709 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
1060 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
710 | char *svptr = SvPVbyte (data, svlen); |
1061 | char *svptr = SvPVbyte (data, svlen); |
… | |
… | |
751 | } |
1102 | } |
752 | } |
1103 | } |
753 | |
1104 | |
754 | void |
1105 | void |
755 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
1106 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
756 | PROTOTYPE: $$;$ |
1107 | ALIAS: |
|
|
1108 | aio_readlink = EIO_READLINK |
|
|
1109 | aio_realpath = EIO_REALPATH |
757 | PPCODE: |
1110 | PPCODE: |
758 | { |
1111 | { |
759 | SV *data; |
1112 | SV *data; |
760 | dREQ; |
1113 | dREQ; |
761 | |
1114 | |
762 | req->type = EIO_READLINK; |
1115 | req->type = ix; |
763 | req->sv1 = newSVsv (path); |
1116 | req->sv1 = newSVsv (path); |
764 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1117 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
765 | |
1118 | |
766 | REQ_SEND; |
1119 | REQ_SEND; |
767 | } |
1120 | } |
768 | |
1121 | |
769 | void |
1122 | void |
770 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
1123 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
771 | PROTOTYPE: $$$$;$ |
|
|
772 | PPCODE: |
1124 | PPCODE: |
773 | { |
1125 | { |
774 | int ifd = s_fileno_croak (in_fh , 0); |
1126 | int ifd = s_fileno_croak (in_fh , 0); |
775 | int ofd = s_fileno_croak (out_fh, 1); |
1127 | int ofd = s_fileno_croak (out_fh, 1); |
776 | dREQ; |
1128 | dREQ; |
… | |
… | |
786 | REQ_SEND; |
1138 | REQ_SEND; |
787 | } |
1139 | } |
788 | |
1140 | |
789 | void |
1141 | void |
790 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
1142 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
791 | PROTOTYPE: $$$;$ |
|
|
792 | PPCODE: |
1143 | PPCODE: |
793 | { |
1144 | { |
794 | int fd = s_fileno_croak (fh, 0); |
1145 | int fd = s_fileno_croak (fh, 0); |
795 | dREQ; |
1146 | dREQ; |
796 | |
1147 | |
… | |
… | |
804 | } |
1155 | } |
805 | |
1156 | |
806 | void |
1157 | void |
807 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
1158 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
808 | ALIAS: |
1159 | ALIAS: |
809 | aio_stat = EIO_STAT |
1160 | aio_stat = EIO_STAT |
810 | aio_lstat = EIO_LSTAT |
1161 | aio_lstat = EIO_LSTAT |
|
|
1162 | aio_statvfs = EIO_STATVFS |
811 | PPCODE: |
1163 | PPCODE: |
812 | { |
1164 | { |
813 | dREQ; |
1165 | dREQ; |
814 | |
1166 | |
815 | req->sv1 = newSVsv (fh_or_path); |
1167 | req->sv1 = newSVsv (fh_or_path); |
… | |
… | |
819 | req->type = ix; |
1171 | req->type = ix; |
820 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1172 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
821 | } |
1173 | } |
822 | else |
1174 | else |
823 | { |
1175 | { |
824 | req->type = EIO_FSTAT; |
1176 | req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT; |
825 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
1177 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
826 | } |
1178 | } |
827 | |
1179 | |
828 | REQ_SEND; |
1180 | REQ_SEND; |
829 | } |
1181 | } |
|
|
1182 | |
|
|
1183 | UV |
|
|
1184 | major (UV dev) |
|
|
1185 | ALIAS: |
|
|
1186 | minor = 1 |
|
|
1187 | CODE: |
|
|
1188 | RETVAL = ix ? major (dev) : minor (dev); |
|
|
1189 | OUTPUT: |
|
|
1190 | RETVAL |
|
|
1191 | |
|
|
1192 | UV |
|
|
1193 | makedev (UV maj, UV min) |
|
|
1194 | CODE: |
|
|
1195 | RETVAL = makedev (maj, min); |
|
|
1196 | OUTPUT: |
|
|
1197 | RETVAL |
830 | |
1198 | |
831 | void |
1199 | void |
832 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
1200 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
833 | PPCODE: |
1201 | PPCODE: |
834 | { |
1202 | { |
… | |
… | |
992 | |
1360 | |
993 | REQ_SEND; |
1361 | REQ_SEND; |
994 | } |
1362 | } |
995 | |
1363 | |
996 | void |
1364 | void |
|
|
1365 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
|
|
1366 | ALIAS: |
|
|
1367 | aio_mtouch = EIO_MTOUCH |
|
|
1368 | aio_msync = EIO_MSYNC |
|
|
1369 | PPCODE: |
|
|
1370 | { |
|
|
1371 | STRLEN svlen; |
|
|
1372 | char *svptr = SvPVbyte (data, svlen); |
|
|
1373 | UV len = SvUV (length); |
|
|
1374 | |
|
|
1375 | if (offset < 0) |
|
|
1376 | offset += svlen; |
|
|
1377 | |
|
|
1378 | if (offset < 0 || offset > svlen) |
|
|
1379 | croak ("offset outside of scalar"); |
|
|
1380 | |
|
|
1381 | if (!SvOK (length) || len + offset > svlen) |
|
|
1382 | len = svlen - offset; |
|
|
1383 | |
|
|
1384 | { |
|
|
1385 | dREQ; |
|
|
1386 | |
|
|
1387 | req->type = ix; |
|
|
1388 | req->sv2 = SvREFCNT_inc (data); |
|
|
1389 | req->ptr2 = (char *)svptr + offset; |
|
|
1390 | req->size = len; |
|
|
1391 | req->int1 = flags; |
|
|
1392 | |
|
|
1393 | REQ_SEND; |
|
|
1394 | } |
|
|
1395 | } |
|
|
1396 | |
|
|
1397 | void |
|
|
1398 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) |
|
|
1399 | PPCODE: |
|
|
1400 | { |
|
|
1401 | STRLEN svlen; |
|
|
1402 | char *svptr = SvPVbyte (data, svlen); |
|
|
1403 | UV len = SvUV (length); |
|
|
1404 | |
|
|
1405 | if (offset < 0) |
|
|
1406 | offset += svlen; |
|
|
1407 | |
|
|
1408 | if (offset < 0 || offset > svlen) |
|
|
1409 | croak ("offset outside of scalar"); |
|
|
1410 | |
|
|
1411 | if (!SvOK (length) || len + offset > svlen) |
|
|
1412 | len = svlen - offset; |
|
|
1413 | |
|
|
1414 | { |
|
|
1415 | dREQ; |
|
|
1416 | |
|
|
1417 | req->type = EIO_MLOCK; |
|
|
1418 | req->sv2 = SvREFCNT_inc (data); |
|
|
1419 | req->ptr2 = (char *)svptr + offset; |
|
|
1420 | req->size = len; |
|
|
1421 | |
|
|
1422 | REQ_SEND; |
|
|
1423 | } |
|
|
1424 | } |
|
|
1425 | |
|
|
1426 | void |
|
|
1427 | aio_mlockall (IV flags, SV *callback=&PL_sv_undef) |
|
|
1428 | PPCODE: |
|
|
1429 | { |
|
|
1430 | dREQ; |
|
|
1431 | |
|
|
1432 | req->type = EIO_MLOCKALL; |
|
|
1433 | req->int1 = flags; |
|
|
1434 | |
|
|
1435 | REQ_SEND; |
|
|
1436 | } |
|
|
1437 | |
|
|
1438 | void |
997 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1439 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
998 | PPCODE: |
1440 | PPCODE: |
999 | { |
1441 | { |
1000 | dREQ; |
1442 | dREQ; |
1001 | |
1443 | |
… | |
… | |
1005 | REQ_SEND; |
1447 | REQ_SEND; |
1006 | } |
1448 | } |
1007 | |
1449 | |
1008 | void |
1450 | void |
1009 | aio_group (SV *callback=&PL_sv_undef) |
1451 | aio_group (SV *callback=&PL_sv_undef) |
1010 | PROTOTYPE: ;$ |
|
|
1011 | PPCODE: |
1452 | PPCODE: |
1012 | { |
1453 | { |
1013 | dREQ; |
1454 | dREQ; |
1014 | |
1455 | |
1015 | req->type = EIO_GROUP; |
1456 | req->type = EIO_GROUP; |
1016 | |
1457 | |
1017 | req_submit (req); |
1458 | req_submit (req); |
1018 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1459 | XPUSHs (req_sv (req, aio_grp_stash)); |
1019 | } |
1460 | } |
1020 | |
1461 | |
1021 | void |
1462 | void |
1022 | aio_nop (SV *callback=&PL_sv_undef) |
1463 | aio_nop (SV *callback=&PL_sv_undef) |
1023 | ALIAS: |
1464 | ALIAS: |
… | |
… | |
1032 | REQ_SEND; |
1473 | REQ_SEND; |
1033 | } |
1474 | } |
1034 | |
1475 | |
1035 | int |
1476 | int |
1036 | aioreq_pri (int pri = 0) |
1477 | aioreq_pri (int pri = 0) |
1037 | PROTOTYPE: ;$ |
|
|
1038 | CODE: |
1478 | CODE: |
1039 | RETVAL = next_pri; |
1479 | RETVAL = next_pri; |
1040 | if (items > 0) |
1480 | if (items > 0) |
1041 | { |
1481 | { |
1042 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1482 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
… | |
… | |
1054 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1494 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1055 | next_pri = nice; |
1495 | next_pri = nice; |
1056 | |
1496 | |
1057 | void |
1497 | void |
1058 | flush () |
1498 | flush () |
1059 | PROTOTYPE: |
|
|
1060 | CODE: |
1499 | CODE: |
1061 | while (eio_nreqs ()) |
1500 | while (eio_nreqs ()) |
1062 | { |
1501 | { |
1063 | poll_wait (); |
1502 | poll_wait (); |
1064 | poll_cb (); |
1503 | poll_cb (); |
1065 | } |
1504 | } |
1066 | |
1505 | |
1067 | int |
1506 | int |
1068 | poll() |
1507 | poll () |
1069 | PROTOTYPE: |
|
|
1070 | CODE: |
1508 | CODE: |
1071 | poll_wait (); |
1509 | poll_wait (); |
1072 | RETVAL = poll_cb (); |
1510 | RETVAL = poll_cb (); |
1073 | OUTPUT: |
1511 | OUTPUT: |
1074 | RETVAL |
1512 | RETVAL |
1075 | |
1513 | |
1076 | int |
1514 | int |
1077 | poll_fileno() |
1515 | poll_fileno () |
1078 | PROTOTYPE: |
|
|
1079 | CODE: |
1516 | CODE: |
1080 | RETVAL = s_epipe_fd (&respipe); |
1517 | RETVAL = s_epipe_fd (&respipe); |
1081 | OUTPUT: |
1518 | OUTPUT: |
1082 | RETVAL |
1519 | RETVAL |
1083 | |
1520 | |
1084 | int |
1521 | int |
1085 | poll_cb(...) |
1522 | poll_cb (...) |
1086 | PROTOTYPE: |
1523 | PROTOTYPE: |
1087 | CODE: |
1524 | CODE: |
1088 | RETVAL = poll_cb (); |
1525 | RETVAL = poll_cb (); |
1089 | OUTPUT: |
1526 | OUTPUT: |
1090 | RETVAL |
1527 | RETVAL |
1091 | |
1528 | |
1092 | void |
1529 | void |
1093 | poll_wait() |
1530 | poll_wait () |
1094 | PROTOTYPE: |
|
|
1095 | CODE: |
1531 | CODE: |
1096 | poll_wait (); |
1532 | poll_wait (); |
1097 | |
1533 | |
1098 | int |
1534 | int |
1099 | nreqs() |
1535 | nreqs () |
1100 | PROTOTYPE: |
|
|
1101 | CODE: |
1536 | CODE: |
1102 | RETVAL = eio_nreqs (); |
1537 | RETVAL = eio_nreqs (); |
1103 | OUTPUT: |
1538 | OUTPUT: |
1104 | RETVAL |
1539 | RETVAL |
1105 | |
1540 | |
1106 | int |
1541 | int |
1107 | nready() |
1542 | nready () |
1108 | PROTOTYPE: |
|
|
1109 | CODE: |
1543 | CODE: |
1110 | RETVAL = eio_nready (); |
1544 | RETVAL = eio_nready (); |
1111 | OUTPUT: |
1545 | OUTPUT: |
1112 | RETVAL |
1546 | RETVAL |
1113 | |
1547 | |
1114 | int |
1548 | int |
1115 | npending() |
1549 | npending () |
1116 | PROTOTYPE: |
|
|
1117 | CODE: |
1550 | CODE: |
1118 | RETVAL = eio_npending (); |
1551 | RETVAL = eio_npending (); |
1119 | OUTPUT: |
1552 | OUTPUT: |
1120 | RETVAL |
1553 | RETVAL |
1121 | |
1554 | |
1122 | int |
1555 | int |
1123 | nthreads() |
1556 | nthreads () |
1124 | PROTOTYPE: |
|
|
1125 | CODE: |
1557 | CODE: |
1126 | RETVAL = eio_nthreads (); |
1558 | RETVAL = eio_nthreads (); |
1127 | OUTPUT: |
1559 | OUTPUT: |
1128 | RETVAL |
1560 | RETVAL |
1129 | |
1561 | |
1130 | int |
1562 | int |
1131 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1563 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1132 | PROTOTYPE: $$$$ |
|
|
1133 | CODE: |
1564 | CODE: |
1134 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
|
|
1135 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1565 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1136 | #else |
|
|
1137 | RETVAL = errno = ENOSYS; |
|
|
1138 | #endif |
|
|
1139 | OUTPUT: |
1566 | OUTPUT: |
1140 | RETVAL |
1567 | RETVAL |
1141 | |
1568 | |
1142 | ssize_t |
1569 | ssize_t |
1143 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1570 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1144 | PROTOTYPE: $$$$ |
|
|
1145 | CODE: |
1571 | CODE: |
1146 | eio_sendfile_sync (ofh, ifh, offset, count); |
1572 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
|
|
1573 | OUTPUT: |
|
|
1574 | RETVAL |
|
|
1575 | |
|
|
1576 | void |
|
|
1577 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
|
|
1578 | PPCODE: |
|
|
1579 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1580 | { |
|
|
1581 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
|
|
1582 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
|
|
1583 | if (addr == (void *)-1) |
|
|
1584 | XSRETURN_NO; |
|
|
1585 | |
|
|
1586 | sv_force_normal (scalar); |
|
|
1587 | |
|
|
1588 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
1589 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
|
|
1590 | ->mg_obj = (SV *)length; |
|
|
1591 | |
|
|
1592 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1593 | |
|
|
1594 | if (!(prot & PROT_WRITE)) |
|
|
1595 | SvREADONLY_on (scalar); |
|
|
1596 | |
|
|
1597 | if (SvLEN (scalar)) |
|
|
1598 | Safefree (SvPVX (scalar)); |
|
|
1599 | |
|
|
1600 | SvPVX (scalar) = (char *)addr; |
|
|
1601 | SvCUR_set (scalar, length); |
|
|
1602 | SvLEN_set (scalar, 0); |
|
|
1603 | SvPOK_only (scalar); |
|
|
1604 | |
|
|
1605 | XSRETURN_YES; |
|
|
1606 | } |
|
|
1607 | |
|
|
1608 | void |
|
|
1609 | munmap (SV *scalar) |
|
|
1610 | CODE: |
|
|
1611 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1612 | |
|
|
1613 | int |
|
|
1614 | madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
|
|
1615 | ALIAS: |
|
|
1616 | mprotect = 1 |
|
|
1617 | CODE: |
|
|
1618 | { |
|
|
1619 | STRLEN svlen; |
|
|
1620 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1621 | size_t len = SvUV (length); |
|
|
1622 | |
|
|
1623 | if (offset < 0) |
|
|
1624 | offset += svlen; |
|
|
1625 | |
|
|
1626 | if (offset < 0 || offset > svlen) |
|
|
1627 | croak ("offset outside of scalar"); |
|
|
1628 | |
|
|
1629 | if (!SvOK (length) || len + offset > svlen) |
|
|
1630 | len = svlen - offset; |
|
|
1631 | |
|
|
1632 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1633 | eio_page_align (&addr, &len); |
|
|
1634 | |
|
|
1635 | switch (ix) |
|
|
1636 | { |
|
|
1637 | case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break; |
|
|
1638 | case 1: RETVAL = mprotect (addr, len, advice_or_prot); break; |
|
|
1639 | } |
|
|
1640 | } |
|
|
1641 | OUTPUT: |
|
|
1642 | RETVAL |
|
|
1643 | |
|
|
1644 | int |
|
|
1645 | munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) |
|
|
1646 | CODE: |
|
|
1647 | { |
|
|
1648 | STRLEN svlen; |
|
|
1649 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1650 | size_t len = SvUV (length); |
|
|
1651 | |
|
|
1652 | if (offset < 0) |
|
|
1653 | offset += svlen; |
|
|
1654 | |
|
|
1655 | if (offset < 0 || offset > svlen) |
|
|
1656 | croak ("offset outside of scalar"); |
|
|
1657 | |
|
|
1658 | if (!SvOK (length) || len + offset > svlen) |
|
|
1659 | len = svlen - offset; |
|
|
1660 | |
|
|
1661 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1662 | eio_page_align (&addr, &len); |
|
|
1663 | #if _POSIX_MEMLOCK_RANGE |
|
|
1664 | RETVAL = munlock (addr, len); |
|
|
1665 | #else |
|
|
1666 | RETVAL = ((errno = ENOSYS), -1); |
|
|
1667 | #endif |
|
|
1668 | } |
|
|
1669 | OUTPUT: |
|
|
1670 | RETVAL |
|
|
1671 | |
|
|
1672 | int |
|
|
1673 | munlockall () |
|
|
1674 | CODE: |
|
|
1675 | #if _POSIX_MEMLOCK |
|
|
1676 | munlockall (); |
|
|
1677 | #else |
|
|
1678 | RETVAL = -1; |
|
|
1679 | errno = ENOSYS; |
|
|
1680 | #endif |
|
|
1681 | OUTPUT: |
|
|
1682 | RETVAL |
1147 | |
1683 | |
1148 | void _on_next_submit (SV *cb) |
1684 | void _on_next_submit (SV *cb) |
1149 | CODE: |
1685 | CODE: |
1150 | SvREFCNT_dec (on_next_submit); |
1686 | SvREFCNT_dec (on_next_submit); |
1151 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1687 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |