… | |
… | |
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 |
… | |
… | |
113 | STRLEN stroffset; \ |
118 | STRLEN stroffset; \ |
114 | SV *self; |
119 | SV *self; |
115 | |
120 | |
116 | #define EIO_NO_WRAPPERS 1 |
121 | #define EIO_NO_WRAPPERS 1 |
117 | |
122 | |
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123 | #include "libeio/config.h" |
118 | #include "libeio/eio.h" |
124 | #include "libeio/eio.h" |
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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 |
119 | |
171 | |
120 | #ifndef POSIX_FADV_NORMAL |
172 | #ifndef POSIX_FADV_NORMAL |
121 | # define POSIX_FADV_NORMAL 0 |
173 | # define POSIX_FADV_NORMAL 0 |
122 | # define NO_FADVISE 1 |
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123 | #endif |
174 | #endif |
124 | |
|
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125 | #ifndef POSIX_FADV_SEQUENTIAL |
175 | #ifndef POSIX_FADV_SEQUENTIAL |
126 | # define POSIX_FADV_SEQUENTIAL 0 |
176 | # define POSIX_FADV_SEQUENTIAL 0 |
127 | #endif |
177 | #endif |
128 | |
|
|
129 | #ifndef POSIX_FADV_RANDOM |
178 | #ifndef POSIX_FADV_RANDOM |
130 | # define POSIX_FADV_RANDOM 0 |
179 | # define POSIX_FADV_RANDOM 0 |
131 | #endif |
180 | #endif |
132 | |
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133 | #ifndef POSIX_FADV_NOREUSE |
181 | #ifndef POSIX_FADV_NOREUSE |
134 | # define POSIX_FADV_NOREUSE 0 |
182 | # define POSIX_FADV_NOREUSE 0 |
135 | #endif |
183 | #endif |
136 | |
|
|
137 | #ifndef POSIX_FADV_WILLNEED |
184 | #ifndef POSIX_FADV_WILLNEED |
138 | # define POSIX_FADV_WILLNEED 0 |
185 | # define POSIX_FADV_WILLNEED 0 |
139 | #endif |
186 | #endif |
140 | |
|
|
141 | #ifndef POSIX_FADV_DONTNEED |
187 | #ifndef POSIX_FADV_DONTNEED |
142 | # 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) |
143 | #endif |
319 | #endif |
144 | |
320 | |
145 | static int req_invoke (eio_req *req); |
321 | static int req_invoke (eio_req *req); |
146 | #define EIO_FINISH(req) req_invoke (req) |
322 | #define EIO_FINISH(req) req_invoke (req) |
147 | static void req_destroy (eio_req *grp); |
323 | static void req_destroy (eio_req *grp); |
… | |
… | |
239 | } |
415 | } |
240 | } |
416 | } |
241 | |
417 | |
242 | static int req_invoke (eio_req *req) |
418 | static int req_invoke (eio_req *req) |
243 | { |
419 | { |
244 | dSP; |
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245 | |
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246 | if (req->flags & FLAG_SV2_RO_OFF) |
420 | if (req->flags & FLAG_SV2_RO_OFF) |
247 | SvREADONLY_off (req->sv2); |
421 | SvREADONLY_off (req->sv2); |
248 | |
422 | |
249 | if (!EIO_CANCELLED (req) && req->callback) |
423 | if (!EIO_CANCELLED (req) && req->callback) |
250 | { |
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 | |
251 | ENTER; |
429 | ENTER; |
252 | SAVETMPS; |
430 | SAVETMPS; |
253 | PUSHMARK (SP); |
431 | PUSHMARK (SP); |
254 | 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 | } |
255 | |
446 | |
256 | switch (req->type) |
447 | switch (req->type) |
257 | { |
448 | { |
258 | case EIO_READDIR: |
449 | case EIO_READDIR: |
259 | { |
450 | { |
… | |
… | |
345 | |
536 | |
346 | PUSHs (fh); |
537 | PUSHs (fh); |
347 | } |
538 | } |
348 | break; |
539 | break; |
349 | |
540 | |
|
|
541 | case EIO_STATVFS: |
|
|
542 | case EIO_FSTATVFS: |
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543 | { |
|
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544 | SV *rv = &PL_sv_undef; |
|
|
545 | |
|
|
546 | if (req->result >= 0) |
|
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547 | { |
|
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548 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
|
|
549 | HV *hv = newHV (); |
|
|
550 | |
|
|
551 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
|
|
552 | |
|
|
553 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
|
|
554 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
|
|
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); |
|
|
558 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
|
|
559 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
|
|
560 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
|
|
561 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); |
|
|
562 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
|
|
563 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
|
|
564 | } |
|
|
565 | |
|
|
566 | PUSHs (rv); |
|
|
567 | } |
|
|
568 | |
|
|
569 | break; |
|
|
570 | |
350 | case EIO_GROUP: |
571 | case EIO_GROUP: |
351 | req->int1 = 2; /* mark group as finished */ |
572 | req->int1 = 2; /* mark group as finished */ |
352 | |
573 | |
353 | if (req->sv1) |
574 | if (req->sv1) |
354 | { |
575 | { |
… | |
… | |
374 | case EIO_LSTAT: |
595 | case EIO_LSTAT: |
375 | case EIO_FSTAT: |
596 | case EIO_FSTAT: |
376 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
597 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
377 | PL_laststatval = req->result; |
598 | PL_laststatval = req->result; |
378 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
599 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
379 | PUSHs (sv_2mortal (newSViv (req->result))); |
600 | PUSHs (sv_result); |
380 | break; |
601 | break; |
381 | |
602 | |
382 | case EIO_READ: |
603 | case EIO_READ: |
383 | { |
604 | { |
384 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
605 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
385 | *SvEND (req->sv2) = 0; |
606 | *SvEND (req->sv2) = 0; |
386 | SvPOK_only (req->sv2); |
607 | SvPOK_only (req->sv2); |
387 | SvSETMAGIC (req->sv2); |
608 | SvSETMAGIC (req->sv2); |
388 | PUSHs (sv_2mortal (newSViv (req->result))); |
609 | PUSHs (sv_result); |
389 | } |
610 | } |
390 | break; |
611 | break; |
391 | |
612 | |
392 | case EIO_DUP2: |
613 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
393 | if (req->result > 0) |
614 | if (req->result > 0) |
394 | req->result = 0; |
615 | SvIV_set (sv_result, 0); |
395 | /* FALLTHROUGH */ |
616 | /* FALLTHROUGH */ |
396 | |
617 | |
397 | default: |
618 | default: |
398 | PUSHs (sv_2mortal (newSViv (req->result))); |
619 | PUSHs (sv_result); |
399 | break; |
620 | break; |
400 | } |
621 | } |
401 | |
622 | |
402 | errno = req->errorno; |
623 | errno = req->errorno; |
403 | |
624 | |
404 | PUTBACK; |
625 | PUTBACK; |
405 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
626 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
406 | SPAGAIN; |
627 | SPAGAIN; |
|
|
628 | |
|
|
629 | if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache)) |
|
|
630 | SvREFCNT_dec (sv_result); |
|
|
631 | else |
|
|
632 | sv_result_cache = sv_result; |
407 | |
633 | |
408 | FREETMPS; |
634 | FREETMPS; |
409 | LEAVE; |
635 | LEAVE; |
410 | |
636 | |
411 | PUTBACK; |
637 | PUTBACK; |
… | |
… | |
486 | |
712 | |
487 | static void atfork_child (void) |
713 | static void atfork_child (void) |
488 | { |
714 | { |
489 | create_respipe (); |
715 | create_respipe (); |
490 | } |
716 | } |
|
|
717 | |
|
|
718 | /*****************************************************************************/ |
|
|
719 | |
|
|
720 | #if !_POSIX_MAPPED_FILES |
|
|
721 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
|
|
722 | # define munmap(addr,length) (errno = ENOSYS, -1) |
|
|
723 | #endif |
|
|
724 | |
|
|
725 | #if !_POSIX_MEMORY_PROTECTION |
|
|
726 | # define mprotect(addr,len,prot) (errno = ENOSYS, -1) |
|
|
727 | # define PROT_NONE 0 |
|
|
728 | # define PROT_WRITE 0 |
|
|
729 | # define MAP_PRIVATE 0 |
|
|
730 | # define MAP_SHARED 0 |
|
|
731 | # define MAP_FIXED 0 |
|
|
732 | #endif |
|
|
733 | |
|
|
734 | #define MMAP_MAGIC PERL_MAGIC_ext |
|
|
735 | |
|
|
736 | static int |
|
|
737 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
738 | { |
|
|
739 | int old_errno = errno; |
|
|
740 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
741 | errno = old_errno; |
|
|
742 | |
|
|
743 | mg->mg_obj = 0; /* just in case */ |
|
|
744 | |
|
|
745 | SvREADONLY_off (sv); |
|
|
746 | |
|
|
747 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
748 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
749 | |
|
|
750 | SvCUR_set (sv, 0); |
|
|
751 | SvPVX (sv) = 0; |
|
|
752 | SvOK_off (sv); |
|
|
753 | |
|
|
754 | return 0; |
|
|
755 | } |
|
|
756 | |
|
|
757 | static MGVTBL mmap_vtbl = { |
|
|
758 | 0, 0, 0, 0, mmap_free |
|
|
759 | }; |
|
|
760 | |
|
|
761 | /*****************************************************************************/ |
491 | |
762 | |
492 | static SV * |
763 | static SV * |
493 | get_cb (SV *cb_sv) |
764 | get_cb (SV *cb_sv) |
494 | { |
765 | { |
495 | SvGETMAGIC (cb_sv); |
766 | SvGETMAGIC (cb_sv); |
… | |
… | |
527 | { |
798 | { |
528 | static const struct { |
799 | static const struct { |
529 | const char *name; |
800 | const char *name; |
530 | IV iv; |
801 | IV iv; |
531 | } *civ, const_iv[] = { |
802 | } *civ, const_iv[] = { |
532 | # define const_iv(name, value) { # name, (IV) value }, |
803 | # define const_niv(name, value) { # name, (IV) value }, |
|
|
804 | # define const_iv(name) { # name, (IV) name }, |
533 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
805 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
534 | const_iv (EXDEV , EXDEV) |
806 | const_iv (EXDEV) |
535 | const_iv (ENOSYS , ENOSYS) |
807 | const_iv (ENOSYS) |
536 | const_iv (O_RDONLY, O_RDONLY) |
808 | const_iv (O_RDONLY) |
537 | const_iv (O_WRONLY, O_WRONLY) |
809 | const_iv (O_WRONLY) |
|
|
810 | const_iv (O_RDWR) |
538 | const_iv (O_CREAT , O_CREAT) |
811 | const_iv (O_CREAT) |
539 | const_iv (O_TRUNC , O_TRUNC) |
812 | const_iv (O_TRUNC) |
540 | #ifndef _WIN32 |
813 | const_iv (O_EXCL) |
|
|
814 | const_iv (O_APPEND) |
|
|
815 | |
|
|
816 | const_iv (O_ASYNC) |
|
|
817 | const_iv (O_DIRECT) |
|
|
818 | const_iv (O_NOATIME) |
|
|
819 | |
|
|
820 | const_iv (O_CLOEXEC) |
|
|
821 | const_iv (O_NOCTTY) |
|
|
822 | const_iv (O_NOFOLLOW) |
|
|
823 | const_iv (O_NONBLOCK) |
|
|
824 | const_iv (O_EXEC) |
|
|
825 | const_iv (O_SEARCH) |
|
|
826 | const_iv (O_DIRECTORY) |
|
|
827 | const_iv (O_DSYNC) |
|
|
828 | const_iv (O_RSYNC) |
|
|
829 | const_iv (O_SYNC) |
|
|
830 | const_iv (O_TTY_INIT) |
|
|
831 | |
541 | const_iv (S_IFIFO , S_IFIFO) |
832 | const_iv (S_IFIFO) |
542 | #endif |
833 | const_iv (S_IFCHR) |
|
|
834 | const_iv (S_IFBLK) |
|
|
835 | const_iv (S_IFLNK) |
|
|
836 | const_iv (S_IFREG) |
|
|
837 | const_iv (S_IFDIR) |
|
|
838 | const_iv (S_IFWHT) |
|
|
839 | const_iv (S_IFSOCK) |
|
|
840 | const_iv (S_IFMT) |
|
|
841 | |
543 | const_iv (FADV_NORMAL , POSIX_FADV_NORMAL) |
842 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
544 | const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
843 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
545 | const_iv (FADV_RANDOM , POSIX_FADV_RANDOM) |
844 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
546 | const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
845 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
547 | const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
846 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
548 | const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
847 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
848 | |
|
|
849 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
850 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
851 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
852 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
853 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
854 | |
|
|
855 | const_iv (ST_RDONLY) |
|
|
856 | const_iv (ST_NOSUID) |
|
|
857 | const_iv (ST_NODEV) |
|
|
858 | const_iv (ST_NOEXEC) |
|
|
859 | const_iv (ST_SYNCHRONOUS) |
|
|
860 | const_iv (ST_MANDLOCK) |
|
|
861 | const_iv (ST_WRITE) |
|
|
862 | const_iv (ST_APPEND) |
|
|
863 | const_iv (ST_IMMUTABLE) |
|
|
864 | const_iv (ST_NOATIME) |
|
|
865 | const_iv (ST_NODIRATIME) |
|
|
866 | const_iv (ST_RELATIME) |
|
|
867 | |
|
|
868 | const_iv (PROT_NONE) |
|
|
869 | const_iv (PROT_EXEC) |
|
|
870 | const_iv (PROT_READ) |
|
|
871 | const_iv (PROT_WRITE) |
|
|
872 | |
|
|
873 | /*const_iv (MAP_FIXED)*/ |
|
|
874 | const_iv (MAP_PRIVATE) |
|
|
875 | const_iv (MAP_SHARED) |
|
|
876 | const_iv (MAP_ANONYMOUS) |
|
|
877 | |
|
|
878 | /* linuxish */ |
|
|
879 | const_iv (MAP_HUGETLB) |
|
|
880 | const_iv (MAP_LOCKED) |
|
|
881 | const_iv (MAP_NORESERVE) |
|
|
882 | const_iv (MAP_POPULATE) |
|
|
883 | const_iv (MAP_NONBLOCK) |
|
|
884 | |
|
|
885 | const_eio (MCL_FUTURE) |
|
|
886 | const_eio (MCL_CURRENT) |
|
|
887 | |
|
|
888 | const_eio (MS_ASYNC) |
|
|
889 | const_eio (MS_INVALIDATE) |
|
|
890 | const_eio (MS_SYNC) |
|
|
891 | |
|
|
892 | const_eio (MT_MODIFY) |
549 | |
893 | |
550 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
894 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
551 | const_eio (SYNC_FILE_RANGE_WRITE) |
895 | const_eio (SYNC_FILE_RANGE_WRITE) |
552 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
896 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
553 | |
897 | |
… | |
… | |
572 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
916 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
573 | |
917 | |
574 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
918 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
575 | newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); |
919 | newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); |
576 | |
920 | |
|
|
921 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
|
|
922 | |
577 | create_respipe (); |
923 | create_respipe (); |
578 | |
924 | |
579 | if (eio_init (want_poll, done_poll) < 0) |
925 | if (eio_init (want_poll, done_poll) < 0) |
580 | croak ("IO::AIO: unable to initialise eio library"); |
926 | croak ("IO::AIO: unable to initialise eio library"); |
581 | |
927 | |
582 | /* atfork child called in fifo order, so before eio's handler */ |
928 | /* atfork child called in fifo order, so before eio's handler */ |
583 | X_THREAD_ATFORK (0, 0, atfork_child); |
929 | X_THREAD_ATFORK (0, 0, atfork_child); |
584 | } |
930 | } |
585 | |
931 | |
586 | void |
932 | void |
587 | max_poll_reqs (int nreqs) |
933 | max_poll_reqs (unsigned int nreqs) |
588 | PROTOTYPE: $ |
934 | PROTOTYPE: $ |
589 | CODE: |
935 | CODE: |
590 | eio_set_max_poll_reqs (nreqs); |
936 | eio_set_max_poll_reqs (nreqs); |
591 | |
937 | |
592 | void |
938 | void |
… | |
… | |
594 | PROTOTYPE: $ |
940 | PROTOTYPE: $ |
595 | CODE: |
941 | CODE: |
596 | eio_set_max_poll_time (nseconds); |
942 | eio_set_max_poll_time (nseconds); |
597 | |
943 | |
598 | void |
944 | void |
599 | min_parallel (int nthreads) |
945 | min_parallel (unsigned int nthreads) |
600 | PROTOTYPE: $ |
946 | PROTOTYPE: $ |
601 | CODE: |
947 | CODE: |
602 | eio_set_min_parallel (nthreads); |
948 | eio_set_min_parallel (nthreads); |
603 | |
949 | |
604 | void |
950 | void |
605 | max_parallel (int nthreads) |
951 | max_parallel (unsigned int nthreads) |
606 | PROTOTYPE: $ |
952 | PROTOTYPE: $ |
607 | CODE: |
953 | CODE: |
608 | eio_set_max_parallel (nthreads); |
954 | eio_set_max_parallel (nthreads); |
609 | |
955 | |
610 | void |
956 | void |
611 | max_idle (int nthreads) |
957 | max_idle (unsigned int nthreads) |
612 | PROTOTYPE: $ |
958 | PROTOTYPE: $ |
613 | CODE: |
959 | CODE: |
614 | eio_set_max_idle (nthreads); |
960 | eio_set_max_idle (nthreads); |
615 | |
961 | |
616 | void |
962 | void |
|
|
963 | idle_timeout (unsigned int seconds) |
|
|
964 | PROTOTYPE: $ |
|
|
965 | CODE: |
|
|
966 | eio_set_idle_timeout (seconds); |
|
|
967 | |
|
|
968 | void |
617 | max_outstanding (int maxreqs) |
969 | max_outstanding (unsigned int maxreqs) |
618 | PROTOTYPE: $ |
970 | PROTOTYPE: $ |
619 | CODE: |
971 | CODE: |
620 | max_outstanding = maxreqs; |
972 | max_outstanding = maxreqs; |
621 | |
973 | |
622 | void |
974 | void |
623 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
975 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
624 | PROTOTYPE: $$$;$ |
|
|
625 | PPCODE: |
976 | PPCODE: |
626 | { |
977 | { |
627 | dREQ; |
978 | dREQ; |
628 | |
979 | |
629 | req->type = EIO_OPEN; |
980 | req->type = EIO_OPEN; |
… | |
… | |
635 | REQ_SEND; |
986 | REQ_SEND; |
636 | } |
987 | } |
637 | |
988 | |
638 | void |
989 | void |
639 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
990 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
640 | PROTOTYPE: $;$ |
|
|
641 | ALIAS: |
991 | ALIAS: |
642 | aio_fsync = EIO_FSYNC |
992 | aio_fsync = EIO_FSYNC |
643 | aio_fdatasync = EIO_FDATASYNC |
993 | aio_fdatasync = EIO_FDATASYNC |
644 | PPCODE: |
994 | PPCODE: |
645 | { |
995 | { |
… | |
… | |
653 | REQ_SEND (req); |
1003 | REQ_SEND (req); |
654 | } |
1004 | } |
655 | |
1005 | |
656 | void |
1006 | void |
657 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
1007 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
658 | PROTOTYPE: $$$$;$ |
|
|
659 | PPCODE: |
1008 | PPCODE: |
660 | { |
1009 | { |
661 | int fd = s_fileno_croak (fh, 0); |
1010 | int fd = s_fileno_croak (fh, 0); |
662 | dREQ; |
1011 | dREQ; |
663 | |
1012 | |
… | |
… | |
671 | REQ_SEND (req); |
1020 | REQ_SEND (req); |
672 | } |
1021 | } |
673 | |
1022 | |
674 | void |
1023 | void |
675 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
1024 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
676 | PROTOTYPE: $;$ |
|
|
677 | PPCODE: |
1025 | PPCODE: |
678 | { |
1026 | { |
679 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
1027 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
680 | int fd = s_fileno_croak (fh, 0); |
1028 | int fd = s_fileno_croak (fh, 0); |
681 | dREQ; |
1029 | dREQ; |
… | |
… | |
703 | void |
1051 | void |
704 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
1052 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
705 | ALIAS: |
1053 | ALIAS: |
706 | aio_read = EIO_READ |
1054 | aio_read = EIO_READ |
707 | aio_write = EIO_WRITE |
1055 | aio_write = EIO_WRITE |
708 | PROTOTYPE: $$$$$;$ |
|
|
709 | PPCODE: |
1056 | PPCODE: |
710 | { |
1057 | { |
711 | STRLEN svlen; |
1058 | STRLEN svlen; |
712 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
1059 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
713 | char *svptr = SvPVbyte (data, svlen); |
1060 | char *svptr = SvPVbyte (data, svlen); |
… | |
… | |
754 | } |
1101 | } |
755 | } |
1102 | } |
756 | |
1103 | |
757 | void |
1104 | void |
758 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
1105 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
759 | PROTOTYPE: $$;$ |
|
|
760 | PPCODE: |
1106 | PPCODE: |
761 | { |
1107 | { |
762 | SV *data; |
1108 | SV *data; |
763 | dREQ; |
1109 | dREQ; |
764 | |
1110 | |
… | |
… | |
769 | REQ_SEND; |
1115 | REQ_SEND; |
770 | } |
1116 | } |
771 | |
1117 | |
772 | void |
1118 | void |
773 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
1119 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
774 | PROTOTYPE: $$$$;$ |
|
|
775 | PPCODE: |
1120 | PPCODE: |
776 | { |
1121 | { |
777 | int ifd = s_fileno_croak (in_fh , 0); |
1122 | int ifd = s_fileno_croak (in_fh , 0); |
778 | int ofd = s_fileno_croak (out_fh, 1); |
1123 | int ofd = s_fileno_croak (out_fh, 1); |
779 | dREQ; |
1124 | dREQ; |
… | |
… | |
789 | REQ_SEND; |
1134 | REQ_SEND; |
790 | } |
1135 | } |
791 | |
1136 | |
792 | void |
1137 | void |
793 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
1138 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
794 | PROTOTYPE: $$$;$ |
|
|
795 | PPCODE: |
1139 | PPCODE: |
796 | { |
1140 | { |
797 | int fd = s_fileno_croak (fh, 0); |
1141 | int fd = s_fileno_croak (fh, 0); |
798 | dREQ; |
1142 | dREQ; |
799 | |
1143 | |
… | |
… | |
807 | } |
1151 | } |
808 | |
1152 | |
809 | void |
1153 | void |
810 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
1154 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
811 | ALIAS: |
1155 | ALIAS: |
812 | aio_stat = EIO_STAT |
1156 | aio_stat = EIO_STAT |
813 | aio_lstat = EIO_LSTAT |
1157 | aio_lstat = EIO_LSTAT |
|
|
1158 | aio_statvfs = EIO_STATVFS |
814 | PPCODE: |
1159 | PPCODE: |
815 | { |
1160 | { |
816 | dREQ; |
1161 | dREQ; |
817 | |
1162 | |
818 | req->sv1 = newSVsv (fh_or_path); |
1163 | req->sv1 = newSVsv (fh_or_path); |
… | |
… | |
822 | req->type = ix; |
1167 | req->type = ix; |
823 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1168 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
824 | } |
1169 | } |
825 | else |
1170 | else |
826 | { |
1171 | { |
827 | req->type = EIO_FSTAT; |
1172 | req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT; |
828 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
1173 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
829 | } |
1174 | } |
830 | |
1175 | |
831 | REQ_SEND; |
1176 | REQ_SEND; |
832 | } |
1177 | } |
|
|
1178 | |
|
|
1179 | UV |
|
|
1180 | major (UV dev) |
|
|
1181 | ALIAS: |
|
|
1182 | minor = 1 |
|
|
1183 | CODE: |
|
|
1184 | RETVAL = ix ? major (dev) : minor (dev); |
|
|
1185 | OUTPUT: |
|
|
1186 | RETVAL |
|
|
1187 | |
|
|
1188 | UV |
|
|
1189 | makedev (UV maj, UV min) |
|
|
1190 | CODE: |
|
|
1191 | RETVAL = makedev (maj, min); |
|
|
1192 | OUTPUT: |
|
|
1193 | RETVAL |
833 | |
1194 | |
834 | void |
1195 | void |
835 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
1196 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
836 | PPCODE: |
1197 | PPCODE: |
837 | { |
1198 | { |
… | |
… | |
995 | |
1356 | |
996 | REQ_SEND; |
1357 | REQ_SEND; |
997 | } |
1358 | } |
998 | |
1359 | |
999 | void |
1360 | void |
|
|
1361 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
|
|
1362 | ALIAS: |
|
|
1363 | aio_mtouch = EIO_MTOUCH |
|
|
1364 | aio_msync = EIO_MSYNC |
|
|
1365 | PPCODE: |
|
|
1366 | { |
|
|
1367 | STRLEN svlen; |
|
|
1368 | char *svptr = SvPVbyte (data, svlen); |
|
|
1369 | UV len = SvUV (length); |
|
|
1370 | |
|
|
1371 | if (offset < 0) |
|
|
1372 | offset += svlen; |
|
|
1373 | |
|
|
1374 | if (offset < 0 || offset > svlen) |
|
|
1375 | croak ("offset outside of scalar"); |
|
|
1376 | |
|
|
1377 | if (!SvOK (length) || len + offset > svlen) |
|
|
1378 | len = svlen - offset; |
|
|
1379 | |
|
|
1380 | { |
|
|
1381 | dREQ; |
|
|
1382 | |
|
|
1383 | req->type = ix; |
|
|
1384 | req->sv2 = SvREFCNT_inc (data); |
|
|
1385 | req->ptr2 = (char *)svptr + offset; |
|
|
1386 | req->size = len; |
|
|
1387 | req->int1 = flags; |
|
|
1388 | |
|
|
1389 | REQ_SEND; |
|
|
1390 | } |
|
|
1391 | } |
|
|
1392 | |
|
|
1393 | void |
|
|
1394 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) |
|
|
1395 | PPCODE: |
|
|
1396 | { |
|
|
1397 | STRLEN svlen; |
|
|
1398 | char *svptr = SvPVbyte (data, svlen); |
|
|
1399 | UV len = SvUV (length); |
|
|
1400 | |
|
|
1401 | if (offset < 0) |
|
|
1402 | offset += svlen; |
|
|
1403 | |
|
|
1404 | if (offset < 0 || offset > svlen) |
|
|
1405 | croak ("offset outside of scalar"); |
|
|
1406 | |
|
|
1407 | if (!SvOK (length) || len + offset > svlen) |
|
|
1408 | len = svlen - offset; |
|
|
1409 | |
|
|
1410 | { |
|
|
1411 | dREQ; |
|
|
1412 | |
|
|
1413 | req->type = EIO_MLOCK; |
|
|
1414 | req->sv2 = SvREFCNT_inc (data); |
|
|
1415 | req->ptr2 = (char *)svptr + offset; |
|
|
1416 | req->size = len; |
|
|
1417 | |
|
|
1418 | REQ_SEND; |
|
|
1419 | } |
|
|
1420 | } |
|
|
1421 | |
|
|
1422 | void |
|
|
1423 | aio_mlockall (IV flags, SV *callback=&PL_sv_undef) |
|
|
1424 | PPCODE: |
|
|
1425 | { |
|
|
1426 | dREQ; |
|
|
1427 | |
|
|
1428 | req->type = EIO_MLOCKALL; |
|
|
1429 | req->int1 = flags; |
|
|
1430 | |
|
|
1431 | REQ_SEND; |
|
|
1432 | } |
|
|
1433 | |
|
|
1434 | void |
1000 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1435 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1001 | PPCODE: |
1436 | PPCODE: |
1002 | { |
1437 | { |
1003 | dREQ; |
1438 | dREQ; |
1004 | |
1439 | |
… | |
… | |
1008 | REQ_SEND; |
1443 | REQ_SEND; |
1009 | } |
1444 | } |
1010 | |
1445 | |
1011 | void |
1446 | void |
1012 | aio_group (SV *callback=&PL_sv_undef) |
1447 | aio_group (SV *callback=&PL_sv_undef) |
1013 | PROTOTYPE: ;$ |
|
|
1014 | PPCODE: |
1448 | PPCODE: |
1015 | { |
1449 | { |
1016 | dREQ; |
1450 | dREQ; |
1017 | |
1451 | |
1018 | req->type = EIO_GROUP; |
1452 | req->type = EIO_GROUP; |
… | |
… | |
1035 | REQ_SEND; |
1469 | REQ_SEND; |
1036 | } |
1470 | } |
1037 | |
1471 | |
1038 | int |
1472 | int |
1039 | aioreq_pri (int pri = 0) |
1473 | aioreq_pri (int pri = 0) |
1040 | PROTOTYPE: ;$ |
|
|
1041 | CODE: |
1474 | CODE: |
1042 | RETVAL = next_pri; |
1475 | RETVAL = next_pri; |
1043 | if (items > 0) |
1476 | if (items > 0) |
1044 | { |
1477 | { |
1045 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1478 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
… | |
… | |
1057 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1490 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1058 | next_pri = nice; |
1491 | next_pri = nice; |
1059 | |
1492 | |
1060 | void |
1493 | void |
1061 | flush () |
1494 | flush () |
1062 | PROTOTYPE: |
|
|
1063 | CODE: |
1495 | CODE: |
1064 | while (eio_nreqs ()) |
1496 | while (eio_nreqs ()) |
1065 | { |
1497 | { |
1066 | poll_wait (); |
1498 | poll_wait (); |
1067 | poll_cb (); |
1499 | poll_cb (); |
1068 | } |
1500 | } |
1069 | |
1501 | |
1070 | int |
1502 | int |
1071 | poll() |
1503 | poll () |
1072 | PROTOTYPE: |
|
|
1073 | CODE: |
1504 | CODE: |
1074 | poll_wait (); |
1505 | poll_wait (); |
1075 | RETVAL = poll_cb (); |
1506 | RETVAL = poll_cb (); |
1076 | OUTPUT: |
1507 | OUTPUT: |
1077 | RETVAL |
1508 | RETVAL |
1078 | |
1509 | |
1079 | int |
1510 | int |
1080 | poll_fileno() |
1511 | poll_fileno () |
1081 | PROTOTYPE: |
|
|
1082 | CODE: |
1512 | CODE: |
1083 | RETVAL = s_epipe_fd (&respipe); |
1513 | RETVAL = s_epipe_fd (&respipe); |
1084 | OUTPUT: |
1514 | OUTPUT: |
1085 | RETVAL |
1515 | RETVAL |
1086 | |
1516 | |
1087 | int |
1517 | int |
1088 | poll_cb(...) |
1518 | poll_cb (...) |
1089 | PROTOTYPE: |
1519 | PROTOTYPE: |
1090 | CODE: |
1520 | CODE: |
1091 | RETVAL = poll_cb (); |
1521 | RETVAL = poll_cb (); |
1092 | OUTPUT: |
1522 | OUTPUT: |
1093 | RETVAL |
1523 | RETVAL |
1094 | |
1524 | |
1095 | void |
1525 | void |
1096 | poll_wait() |
1526 | poll_wait () |
1097 | PROTOTYPE: |
|
|
1098 | CODE: |
1527 | CODE: |
1099 | poll_wait (); |
1528 | poll_wait (); |
1100 | |
1529 | |
1101 | int |
1530 | int |
1102 | nreqs() |
1531 | nreqs () |
1103 | PROTOTYPE: |
|
|
1104 | CODE: |
1532 | CODE: |
1105 | RETVAL = eio_nreqs (); |
1533 | RETVAL = eio_nreqs (); |
1106 | OUTPUT: |
1534 | OUTPUT: |
1107 | RETVAL |
1535 | RETVAL |
1108 | |
1536 | |
1109 | int |
1537 | int |
1110 | nready() |
1538 | nready () |
1111 | PROTOTYPE: |
|
|
1112 | CODE: |
1539 | CODE: |
1113 | RETVAL = eio_nready (); |
1540 | RETVAL = eio_nready (); |
1114 | OUTPUT: |
1541 | OUTPUT: |
1115 | RETVAL |
1542 | RETVAL |
1116 | |
1543 | |
1117 | int |
1544 | int |
1118 | npending() |
1545 | npending () |
1119 | PROTOTYPE: |
|
|
1120 | CODE: |
1546 | CODE: |
1121 | RETVAL = eio_npending (); |
1547 | RETVAL = eio_npending (); |
1122 | OUTPUT: |
1548 | OUTPUT: |
1123 | RETVAL |
1549 | RETVAL |
1124 | |
1550 | |
1125 | int |
1551 | int |
1126 | nthreads() |
1552 | nthreads () |
1127 | PROTOTYPE: |
|
|
1128 | CODE: |
1553 | CODE: |
1129 | RETVAL = eio_nthreads (); |
1554 | RETVAL = eio_nthreads (); |
1130 | OUTPUT: |
1555 | OUTPUT: |
1131 | RETVAL |
1556 | RETVAL |
1132 | |
1557 | |
1133 | int |
1558 | int |
1134 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1559 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1135 | PROTOTYPE: $$$$ |
|
|
1136 | CODE: |
1560 | CODE: |
1137 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
|
|
1138 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1561 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1139 | #else |
|
|
1140 | RETVAL = errno = ENOSYS; |
|
|
1141 | #endif |
|
|
1142 | OUTPUT: |
1562 | OUTPUT: |
1143 | RETVAL |
1563 | RETVAL |
1144 | |
1564 | |
1145 | ssize_t |
1565 | ssize_t |
1146 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1566 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1147 | PROTOTYPE: $$$$ |
|
|
1148 | CODE: |
1567 | CODE: |
1149 | eio_sendfile_sync (ofh, ifh, offset, count); |
1568 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
|
|
1569 | OUTPUT: |
|
|
1570 | RETVAL |
|
|
1571 | |
|
|
1572 | void |
|
|
1573 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
|
|
1574 | PPCODE: |
|
|
1575 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1576 | { |
|
|
1577 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
|
|
1578 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
|
|
1579 | if (addr == (void *)-1) |
|
|
1580 | XSRETURN_NO; |
|
|
1581 | |
|
|
1582 | sv_force_normal (scalar); |
|
|
1583 | |
|
|
1584 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
1585 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
|
|
1586 | ->mg_obj = (SV *)length; |
|
|
1587 | |
|
|
1588 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1589 | |
|
|
1590 | if (!(prot & PROT_WRITE)) |
|
|
1591 | SvREADONLY_on (scalar); |
|
|
1592 | |
|
|
1593 | if (SvLEN (scalar)) |
|
|
1594 | Safefree (SvPVX (scalar)); |
|
|
1595 | |
|
|
1596 | SvPVX (scalar) = (char *)addr; |
|
|
1597 | SvCUR_set (scalar, length); |
|
|
1598 | SvLEN_set (scalar, 0); |
|
|
1599 | SvPOK_only (scalar); |
|
|
1600 | |
|
|
1601 | XSRETURN_YES; |
|
|
1602 | } |
|
|
1603 | |
|
|
1604 | void |
|
|
1605 | munmap (SV *scalar) |
|
|
1606 | CODE: |
|
|
1607 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1608 | |
|
|
1609 | int |
|
|
1610 | madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
|
|
1611 | ALIAS: |
|
|
1612 | mprotect = 1 |
|
|
1613 | CODE: |
|
|
1614 | { |
|
|
1615 | STRLEN svlen; |
|
|
1616 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1617 | size_t len = SvUV (length); |
|
|
1618 | |
|
|
1619 | if (offset < 0) |
|
|
1620 | offset += svlen; |
|
|
1621 | |
|
|
1622 | if (offset < 0 || offset > svlen) |
|
|
1623 | croak ("offset outside of scalar"); |
|
|
1624 | |
|
|
1625 | if (!SvOK (length) || len + offset > svlen) |
|
|
1626 | len = svlen - offset; |
|
|
1627 | |
|
|
1628 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1629 | eio_page_align (&addr, &len); |
|
|
1630 | |
|
|
1631 | switch (ix) |
|
|
1632 | { |
|
|
1633 | case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break; |
|
|
1634 | case 1: RETVAL = mprotect (addr, len, advice_or_prot); break; |
|
|
1635 | } |
|
|
1636 | } |
|
|
1637 | OUTPUT: |
|
|
1638 | RETVAL |
|
|
1639 | |
|
|
1640 | int |
|
|
1641 | munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) |
|
|
1642 | CODE: |
|
|
1643 | { |
|
|
1644 | STRLEN svlen; |
|
|
1645 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1646 | size_t len = SvUV (length); |
|
|
1647 | |
|
|
1648 | if (offset < 0) |
|
|
1649 | offset += svlen; |
|
|
1650 | |
|
|
1651 | if (offset < 0 || offset > svlen) |
|
|
1652 | croak ("offset outside of scalar"); |
|
|
1653 | |
|
|
1654 | if (!SvOK (length) || len + offset > svlen) |
|
|
1655 | len = svlen - offset; |
|
|
1656 | |
|
|
1657 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1658 | eio_page_align (&addr, &len); |
|
|
1659 | #if _POSIX_MEMLOCK_RANGE |
|
|
1660 | RETVAL = munlock (addr, len); |
|
|
1661 | #else |
|
|
1662 | RETVAL = ((errno = ENOSYS), -1); |
|
|
1663 | #endif |
|
|
1664 | } |
|
|
1665 | OUTPUT: |
|
|
1666 | RETVAL |
|
|
1667 | |
|
|
1668 | int |
|
|
1669 | munlockall () |
|
|
1670 | CODE: |
|
|
1671 | #if _POSIX_MEMLOCK |
|
|
1672 | munlockall (); |
|
|
1673 | #else |
|
|
1674 | RETVAL = -1; |
|
|
1675 | errno = ENOSYS; |
|
|
1676 | #endif |
|
|
1677 | OUTPUT: |
|
|
1678 | RETVAL |
1150 | |
1679 | |
1151 | void _on_next_submit (SV *cb) |
1680 | void _on_next_submit (SV *cb) |
1152 | CODE: |
1681 | CODE: |
1153 | SvREFCNT_dec (on_next_submit); |
1682 | SvREFCNT_dec (on_next_submit); |
1154 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1683 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |