… | |
… | |
3 | #include <errno.h> |
3 | #include <errno.h> |
4 | |
4 | |
5 | #include "EXTERN.h" |
5 | #include "EXTERN.h" |
6 | #include "perl.h" |
6 | #include "perl.h" |
7 | #include "XSUB.h" |
7 | #include "XSUB.h" |
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8 | |
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9 | #include "schmorp.h" |
8 | |
10 | |
9 | #include <stddef.h> |
11 | #include <stddef.h> |
10 | #include <stdlib.h> |
12 | #include <stdlib.h> |
11 | #include <errno.h> |
13 | #include <errno.h> |
12 | #include <sys/types.h> |
14 | #include <sys/types.h> |
13 | #include <sys/stat.h> |
15 | #include <sys/stat.h> |
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|
16 | #include <sys/statvfs.h> |
14 | #include <limits.h> |
17 | #include <limits.h> |
15 | #include <fcntl.h> |
18 | #include <fcntl.h> |
16 | #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 |
17 | |
24 | |
18 | /* perl namespace pollution */ |
25 | /* perl namespace pollution */ |
19 | #undef VERSION |
26 | #undef VERSION |
20 | |
27 | |
21 | #ifdef _WIN32 |
28 | #ifdef _WIN32 |
… | |
… | |
75 | |
82 | |
76 | #define EIO_STRUCT_STAT Stat_t |
83 | #define EIO_STRUCT_STAT Stat_t |
77 | |
84 | |
78 | /* use NV for 32 bit perls as it allows larger offsets */ |
85 | /* use NV for 32 bit perls as it allows larger offsets */ |
79 | #if IVSIZE >= 8 |
86 | #if IVSIZE >= 8 |
|
|
87 | # define VAL64 IV |
80 | # define SvVAL64 SvIV |
88 | # define SvVAL64 SvIV |
|
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89 | # define newSVval64 newSViv |
81 | #else |
90 | #else |
|
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91 | # define VAL64 NV |
82 | # define SvVAL64 SvNV |
92 | # define SvVAL64 SvNV |
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93 | # define newSVval64 newSVnv |
83 | #endif |
94 | #endif |
84 | |
95 | |
85 | /*****************************************************************************/ |
96 | /*****************************************************************************/ |
86 | |
97 | |
87 | #if __GNUC__ >= 3 |
98 | #if __GNUC__ >= 3 |
… | |
… | |
93 | #define expect_false(expr) expect ((expr) != 0, 0) |
104 | #define expect_false(expr) expect ((expr) != 0, 0) |
94 | #define expect_true(expr) expect ((expr) != 0, 1) |
105 | #define expect_true(expr) expect ((expr) != 0, 1) |
95 | |
106 | |
96 | /*****************************************************************************/ |
107 | /*****************************************************************************/ |
97 | |
108 | |
98 | static HV *stash; |
|
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99 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
109 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
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110 | typedef int aio_rfd; /* read file desriptor */ |
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111 | typedef int aio_wfd; /* write file descriptor */ |
100 | |
112 | |
101 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
113 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash; |
102 | #define AIO_GRP_KLASS "IO::AIO::GRP" |
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103 | |
114 | |
104 | #define EIO_REQ_MEMBERS \ |
115 | #define EIO_REQ_MEMBERS \ |
105 | SV *callback; \ |
116 | SV *callback; \ |
106 | SV *sv1, *sv2; \ |
117 | SV *sv1, *sv2; \ |
107 | STRLEN stroffset; \ |
118 | STRLEN stroffset; \ |
108 | SV *self; |
119 | SV *self; |
109 | |
120 | |
110 | #define EIO_NO_WRAPPERS 1 |
121 | #define EIO_NO_WRAPPERS 1 |
111 | |
122 | |
|
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123 | #include "libeio/config.h" |
112 | #include "libeio/eio.h" |
124 | #include "libeio/eio.h" |
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125 | |
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126 | #ifndef POSIX_FADV_NORMAL |
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127 | # define POSIX_FADV_NORMAL 0 |
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128 | #endif |
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129 | #ifndef POSIX_FADV_SEQUENTIAL |
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130 | # define POSIX_FADV_SEQUENTIAL 0 |
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131 | #endif |
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132 | #ifndef POSIX_FADV_RANDOM |
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133 | # define POSIX_FADV_RANDOM 0 |
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134 | #endif |
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135 | #ifndef POSIX_FADV_NOREUSE |
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136 | # define POSIX_FADV_NOREUSE 0 |
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137 | #endif |
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138 | #ifndef POSIX_FADV_WILLNEED |
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139 | # define POSIX_FADV_WILLNEED 0 |
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140 | #endif |
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141 | #ifndef POSIX_FADV_DONTNEED |
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142 | # define POSIX_FADV_DONTNEED 0 |
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143 | #endif |
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144 | |
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145 | #if !HAVE_POSIX_FADVISE |
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146 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
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147 | #endif |
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148 | |
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149 | #ifndef POSIX_MADV_NORMAL |
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150 | # define POSIX_MADV_NORMAL 0 |
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151 | #endif |
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152 | #ifndef POSIX_MADV_SEQUENTIAL |
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153 | # define POSIX_MADV_SEQUENTIAL 0 |
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154 | #endif |
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155 | #ifndef POSIX_MADV_RANDOM |
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156 | # define POSIX_MADV_RANDOM 0 |
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157 | #endif |
|
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158 | #ifndef POSIX_MADV_WILLNEED |
|
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159 | # define POSIX_MADV_WILLNEED 0 |
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160 | #endif |
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161 | #ifndef POSIX_MADV_DONTNEED |
|
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162 | # define POSIX_MADV_DONTNEED 0 |
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163 | #endif |
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164 | |
|
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165 | #if !HAVE_POSIX_MADVISE |
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166 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
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167 | #endif |
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168 | |
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169 | #ifndef PROT_NONE |
|
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170 | # define PROT_NONE 0 |
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171 | #endif |
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172 | #ifndef PROT_READ |
|
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173 | # define PROT_READ 0 |
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174 | #endif |
|
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175 | #ifndef PROT_WRITE |
|
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176 | # define PROT_READ 0 |
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177 | #endif |
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178 | #ifndef PROT_EXEC |
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179 | # define PROT_EXEC 0 |
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180 | #endif |
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181 | |
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182 | #ifndef ST_NODEV |
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183 | # define ST_NODEV 0 |
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184 | #endif |
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185 | #ifndef ST_NOEXEC |
|
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186 | # define ST_NOEXEC 0 |
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187 | #endif |
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188 | #ifndef ST_SYNCHRONOUS |
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189 | # define ST_SYNCHRONOUS 0 |
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190 | #endif |
|
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191 | #ifndef ST_MANDLOCK |
|
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192 | # define ST_MANDLOCK 0 |
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193 | #endif |
|
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194 | #ifndef ST_WRITE |
|
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195 | # define ST_WRITE 0 |
|
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196 | #endif |
|
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197 | #ifndef ST_APPEND |
|
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198 | # define ST_APPEND 0 |
|
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199 | #endif |
|
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200 | #ifndef ST_IMMUTABLE |
|
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201 | # define ST_IMMUTABLE 0 |
|
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202 | #endif |
|
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203 | #ifndef ST_NOATIME |
|
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204 | # define ST_NOATIME 0 |
|
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205 | #endif |
|
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206 | #ifndef ST_NODIRATIME |
|
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207 | # define ST_NODIRATIME 0 |
|
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208 | #endif |
|
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209 | #ifndef ST_RELATIME |
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210 | # define ST_RELATIME 0 |
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211 | #endif |
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212 | |
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213 | #ifndef S_IFIFO |
|
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214 | # define S_IFIFO 0 |
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215 | #endif |
|
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216 | #ifndef S_IFCHR |
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217 | # define S_IFCHR 0 |
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218 | #endif |
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219 | #ifndef S_IFBLK |
|
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220 | # define S_IFBLK 0 |
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221 | #endif |
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222 | #ifndef S_IFLNK |
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223 | # define S_IFLNK 0 |
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224 | #endif |
|
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225 | #ifndef S_IFREG |
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226 | # define S_IFREG 0 |
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227 | #endif |
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228 | #ifndef S_IFDIR |
|
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229 | # define S_IFDIR 0 |
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230 | #endif |
|
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231 | #ifndef S_IFWHT |
|
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232 | # define S_IFWHT 0 |
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233 | #endif |
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234 | #ifndef S_IFSOCK |
|
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235 | # define S_IFSOCK 0 |
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236 | #endif |
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237 | |
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238 | #ifndef MAP_ANONYMOUS |
|
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239 | # ifdef MAP_ANON |
|
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240 | # define MAP_ANONYMOUS MAP_ANON |
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241 | # else |
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242 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
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243 | # endif |
|
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244 | #endif |
|
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245 | #ifndef MAP_HUGETLB |
|
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246 | # define MAP_HUGETLB 0 |
|
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247 | #endif |
|
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248 | #ifndef MAP_LOCKED |
|
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249 | # define MAP_LOCKED 0 |
|
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250 | #endif |
|
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251 | #ifndef MAP_NORESERVE |
|
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252 | # define MAP_NORESERVE 0 |
|
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253 | #endif |
|
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254 | #ifndef MAP_POPULATE |
|
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255 | # define MAP_POPULATE 0 |
|
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256 | #endif |
|
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257 | #ifndef MAP_NONBLOCK |
|
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258 | # define MAP_NONBLOCK 0 |
|
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259 | #endif |
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260 | |
|
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261 | #ifndef makedev |
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262 | # define makedev(maj,min) (((maj) << 8) | (min)) |
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263 | #endif |
|
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264 | #ifndef major |
|
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265 | # define major(dev) ((dev) >> 8) |
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266 | #endif |
|
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267 | #ifndef minor |
|
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268 | # define minor(dev) ((dev) & 0xff) |
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269 | #endif |
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270 | |
|
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271 | #ifndef PAGESIZE |
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272 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
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273 | #endif |
113 | |
274 | |
114 | static int req_invoke (eio_req *req); |
275 | static int req_invoke (eio_req *req); |
115 | #define EIO_FINISH(req) req_invoke (req) |
276 | #define EIO_FINISH(req) req_invoke (req) |
116 | static void req_destroy (eio_req *grp); |
277 | static void req_destroy (eio_req *grp); |
117 | #define EIO_DESTROY(req) req_destroy (req) |
278 | #define EIO_DESTROY(req) req_destroy (req) |
… | |
… | |
127 | |
288 | |
128 | static SV *on_next_submit; |
289 | static SV *on_next_submit; |
129 | static int next_pri = EIO_PRI_DEFAULT; |
290 | static int next_pri = EIO_PRI_DEFAULT; |
130 | static int max_outstanding; |
291 | static int max_outstanding; |
131 | |
292 | |
132 | static int respipe_osf [2], respipe [2] = { -1, -1 }; |
293 | static s_epipe respipe; |
133 | |
294 | |
134 | static void req_destroy (aio_req req); |
295 | static void req_destroy (aio_req req); |
135 | static void req_cancel (aio_req req); |
296 | static void req_cancel (aio_req req); |
136 | |
297 | |
137 | static void want_poll (void) |
298 | static void want_poll (void) |
138 | { |
299 | { |
139 | /* write a dummy byte to the pipe so fh becomes ready */ |
300 | /* write a dummy byte to the pipe so fh becomes ready */ |
140 | respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); |
301 | s_epipe_signal (&respipe); |
141 | } |
302 | } |
142 | |
303 | |
143 | static void done_poll (void) |
304 | static void done_poll (void) |
144 | { |
305 | { |
145 | /* read any signals sent by the worker threads */ |
306 | /* read any signals sent by the worker threads */ |
146 | char buf [4]; |
307 | s_epipe_drain (&respipe); |
147 | while (respipe_read (respipe [0], buf, 4) == 4) |
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148 | ; |
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149 | } |
308 | } |
150 | |
309 | |
151 | /* must be called at most once */ |
310 | /* must be called at most once */ |
152 | static SV *req_sv (aio_req req, const char *klass) |
311 | static SV *req_sv (aio_req req, HV *stash) |
153 | { |
312 | { |
154 | if (!req->self) |
313 | if (!req->self) |
155 | { |
314 | { |
156 | req->self = (SV *)newHV (); |
315 | req->self = (SV *)newHV (); |
157 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
316 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
158 | } |
317 | } |
159 | |
318 | |
160 | return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); |
319 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
161 | } |
320 | } |
162 | |
321 | |
163 | static aio_req SvAIO_REQ (SV *sv) |
322 | static aio_req SvAIO_REQ (SV *sv) |
164 | { |
323 | { |
165 | MAGIC *mg; |
324 | MAGIC *mg; |
166 | |
325 | |
167 | if (!sv_derived_from (sv, AIO_REQ_KLASS) || !SvROK (sv)) |
326 | if (!SvROK (sv) |
|
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327 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
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328 | && SvSTASH (SvRV (sv)) != aio_req_stash |
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329 | && !sv_derived_from (sv, "IO::AIO::REQ"))) |
168 | croak ("object of class " AIO_REQ_KLASS " expected"); |
330 | croak ("object of class IO::AIO::REQ expected"); |
169 | |
331 | |
170 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
332 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
171 | |
333 | |
172 | return mg ? (aio_req)mg->mg_ptr : 0; |
334 | return mg ? (aio_req)mg->mg_ptr : 0; |
173 | } |
335 | } |
… | |
… | |
179 | dSP; |
341 | dSP; |
180 | |
342 | |
181 | ENTER; |
343 | ENTER; |
182 | SAVETMPS; |
344 | SAVETMPS; |
183 | PUSHMARK (SP); |
345 | PUSHMARK (SP); |
184 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
346 | XPUSHs (req_sv (grp, aio_grp_stash)); |
185 | PUTBACK; |
347 | PUTBACK; |
186 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
348 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
187 | SPAGAIN; |
349 | SPAGAIN; |
188 | FREETMPS; |
350 | FREETMPS; |
189 | LEAVE; |
351 | LEAVE; |
… | |
… | |
207 | } |
369 | } |
208 | } |
370 | } |
209 | |
371 | |
210 | static int req_invoke (eio_req *req) |
372 | static int req_invoke (eio_req *req) |
211 | { |
373 | { |
212 | dSP; |
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213 | |
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214 | if (req->flags & FLAG_SV2_RO_OFF) |
374 | if (req->flags & FLAG_SV2_RO_OFF) |
215 | SvREADONLY_off (req->sv2); |
375 | SvREADONLY_off (req->sv2); |
216 | |
376 | |
217 | if (!EIO_CANCELLED (req) && req->callback) |
377 | if (!EIO_CANCELLED (req) && req->callback) |
218 | { |
378 | { |
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379 | dSP; |
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380 | static SV *sv_result_cache; /* caches the result integer SV */ |
|
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381 | SV *sv_result; |
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382 | |
219 | ENTER; |
383 | ENTER; |
220 | SAVETMPS; |
384 | SAVETMPS; |
221 | PUSHMARK (SP); |
385 | PUSHMARK (SP); |
222 | EXTEND (SP, 1); |
386 | EXTEND (SP, 1); |
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387 | |
|
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388 | /* do not recreate the result IV from scratch each time */ |
|
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389 | if (expect_true (sv_result_cache)) |
|
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390 | { |
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391 | sv_result = sv_result_cache; sv_result_cache = 0; |
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392 | SvIV_set (sv_result, req->result); |
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393 | SvIOK_only (sv_result); |
|
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394 | } |
|
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395 | else |
|
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396 | { |
|
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397 | sv_result = newSViv (req->result); |
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398 | SvREADONLY_on (sv_result); |
|
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399 | } |
223 | |
400 | |
224 | switch (req->type) |
401 | switch (req->type) |
225 | { |
402 | { |
226 | case EIO_READDIR: |
403 | case EIO_READDIR: |
227 | { |
404 | { |
228 | SV *rv = &PL_sv_undef; |
405 | SV *rv = &PL_sv_undef; |
229 | |
406 | |
230 | if (req->result >= 0) |
407 | if (req->result >= 0) |
231 | { |
408 | { |
232 | int i; |
409 | int i; |
233 | char *buf = req->ptr2; |
410 | char *names = (char *)req->ptr2; |
|
|
411 | eio_dirent *ent = (eio_dirent *)req->ptr1; /* might be 0 */ |
234 | AV *av = newAV (); |
412 | AV *av = newAV (); |
235 | |
413 | |
236 | av_extend (av, req->result - 1); |
414 | av_extend (av, req->result - 1); |
237 | |
415 | |
238 | for (i = 0; i < req->result; ++i) |
416 | for (i = 0; i < req->result; ++i) |
239 | { |
417 | { |
240 | SV *sv = newSVpv (buf, 0); |
418 | if (req->int1 & EIO_READDIR_DENTS) |
|
|
419 | { |
|
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420 | SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen); |
241 | |
421 | |
|
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422 | if (req->int1 & EIO_READDIR_CUSTOM2) |
|
|
423 | { |
|
|
424 | static SV *sv_type [EIO_DT_MAX + 1]; /* type sv cache */ |
|
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425 | AV *avent = newAV (); |
|
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426 | |
|
|
427 | av_extend (avent, 2); |
|
|
428 | |
|
|
429 | if (!sv_type [ent->type]) |
|
|
430 | { |
|
|
431 | sv_type [ent->type] = newSViv (ent->type); |
|
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432 | SvREADONLY_on (sv_type [ent->type]); |
|
|
433 | } |
|
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434 | |
|
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435 | av_store (avent, 0, namesv); |
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436 | av_store (avent, 1, SvREFCNT_inc (sv_type [ent->type])); |
|
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437 | av_store (avent, 2, IVSIZE >= 8 ? newSVuv (ent->inode) : newSVnv (ent->inode)); |
|
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438 | |
|
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439 | av_store (av, i, newRV_noinc ((SV *)avent)); |
|
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440 | } |
|
|
441 | else |
242 | av_store (av, i, sv); |
442 | av_store (av, i, namesv); |
|
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443 | |
|
|
444 | ++ent; |
|
|
445 | } |
|
|
446 | else |
|
|
447 | { |
|
|
448 | SV *name = newSVpv (names, 0); |
|
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449 | av_store (av, i, name); |
243 | buf += SvCUR (sv) + 1; |
450 | names += SvCUR (name) + 1; |
|
|
451 | } |
244 | } |
452 | } |
245 | |
453 | |
246 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
454 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
247 | } |
455 | } |
248 | |
456 | |
249 | PUSHs (rv); |
457 | PUSHs (rv); |
|
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458 | |
|
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459 | if (req->int1 & EIO_READDIR_CUSTOM1) |
|
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460 | XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); |
250 | } |
461 | } |
251 | break; |
462 | break; |
252 | |
463 | |
253 | case EIO_OPEN: |
464 | case EIO_OPEN: |
254 | { |
465 | { |
… | |
… | |
260 | GV *gv = (GV *)sv_newmortal (); |
471 | GV *gv = (GV *)sv_newmortal (); |
261 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
472 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
262 | char sym [64]; |
473 | char sym [64]; |
263 | int symlen; |
474 | int symlen; |
264 | |
475 | |
265 | symlen = snprintf (sym, sizeof (sym), "fd#%d", req->result); |
476 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
266 | gv_init (gv, stash, sym, symlen, 0); |
477 | gv_init (gv, aio_stash, sym, symlen, 0); |
267 | |
478 | |
268 | symlen = snprintf ( |
479 | symlen = snprintf ( |
269 | sym, |
480 | sym, |
270 | sizeof (sym), |
481 | sizeof (sym), |
271 | "%s&=%d", |
482 | "%s&=%d", |
272 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
483 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
273 | req->result |
484 | (int)req->result |
274 | ); |
485 | ); |
275 | |
486 | |
276 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
487 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
277 | fh = (SV *)gv; |
488 | fh = (SV *)gv; |
278 | } |
489 | } |
279 | |
490 | |
280 | PUSHs (fh); |
491 | PUSHs (fh); |
281 | } |
492 | } |
|
|
493 | break; |
|
|
494 | |
|
|
495 | case EIO_STATVFS: |
|
|
496 | case EIO_FSTATVFS: |
|
|
497 | { |
|
|
498 | SV *rv = &PL_sv_undef; |
|
|
499 | |
|
|
500 | if (req->result >= 0) |
|
|
501 | { |
|
|
502 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
|
|
503 | HV *hv = newHV (); |
|
|
504 | |
|
|
505 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
|
|
506 | |
|
|
507 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
|
|
508 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
|
|
509 | hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0); |
|
|
510 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
|
|
511 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
|
|
512 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
|
|
513 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
|
|
514 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
|
|
515 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); |
|
|
516 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
|
|
517 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
|
|
518 | } |
|
|
519 | |
|
|
520 | PUSHs (rv); |
|
|
521 | } |
|
|
522 | |
282 | break; |
523 | break; |
283 | |
524 | |
284 | case EIO_GROUP: |
525 | case EIO_GROUP: |
285 | req->int1 = 2; /* mark group as finished */ |
526 | req->int1 = 2; /* mark group as finished */ |
286 | |
527 | |
… | |
… | |
308 | case EIO_LSTAT: |
549 | case EIO_LSTAT: |
309 | case EIO_FSTAT: |
550 | case EIO_FSTAT: |
310 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
551 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
311 | PL_laststatval = req->result; |
552 | PL_laststatval = req->result; |
312 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
553 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
313 | PUSHs (sv_2mortal (newSViv (req->result))); |
554 | PUSHs (sv_result); |
314 | break; |
555 | break; |
315 | |
556 | |
316 | case EIO_READ: |
557 | case EIO_READ: |
|
|
558 | { |
317 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
559 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
318 | *SvEND (req->sv2) = 0; |
560 | *SvEND (req->sv2) = 0; |
319 | PUSHs (sv_2mortal (newSViv (req->result))); |
561 | SvPOK_only (req->sv2); |
|
|
562 | SvSETMAGIC (req->sv2); |
|
|
563 | PUSHs (sv_result); |
|
|
564 | } |
320 | break; |
565 | break; |
321 | |
566 | |
322 | case EIO_DUP2: |
567 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
323 | if (req->result > 0) |
568 | if (req->result > 0) |
324 | req->result = 0; |
569 | SvIV_set (sv_result, 0); |
325 | /* FALLTHROUGH */ |
570 | /* FALLTHROUGH */ |
326 | |
571 | |
327 | default: |
572 | default: |
328 | PUSHs (sv_2mortal (newSViv (req->result))); |
573 | PUSHs (sv_result); |
329 | break; |
574 | break; |
330 | } |
575 | } |
331 | |
576 | |
332 | errno = req->errorno; |
577 | errno = req->errorno; |
333 | |
578 | |
334 | PUTBACK; |
579 | PUTBACK; |
335 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
580 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
336 | SPAGAIN; |
581 | SPAGAIN; |
|
|
582 | |
|
|
583 | if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache)) |
|
|
584 | SvREFCNT_dec (sv_result); |
|
|
585 | else |
|
|
586 | sv_result_cache = sv_result; |
337 | |
587 | |
338 | FREETMPS; |
588 | FREETMPS; |
339 | LEAVE; |
589 | LEAVE; |
340 | |
590 | |
341 | PUTBACK; |
591 | PUTBACK; |
… | |
… | |
370 | grp->sv2 = 0; |
620 | grp->sv2 = 0; |
371 | |
621 | |
372 | eio_grp_cancel (grp); |
622 | eio_grp_cancel (grp); |
373 | } |
623 | } |
374 | |
624 | |
375 | #ifdef USE_SOCKETS_AS_HANDLES |
|
|
376 | # define TO_SOCKET(x) (win32_get_osfhandle (x)) |
|
|
377 | #else |
|
|
378 | # define TO_SOCKET(x) (x) |
|
|
379 | #endif |
|
|
380 | |
|
|
381 | static void |
625 | static void |
382 | create_respipe (void) |
626 | create_respipe (void) |
383 | { |
627 | { |
384 | int old_readfd = respipe [0]; |
|
|
385 | |
|
|
386 | if (respipe [1] >= 0) |
|
|
387 | respipe_close (TO_SOCKET (respipe [1])); |
|
|
388 | |
|
|
389 | #ifdef _WIN32 |
|
|
390 | if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe)) |
|
|
391 | #else |
|
|
392 | if (pipe (respipe)) |
628 | if (s_epipe_renew (&respipe)) |
393 | #endif |
|
|
394 | croak ("unable to initialize result pipe"); |
629 | croak ("IO::AIO: unable to initialize result pipe"); |
395 | |
|
|
396 | if (old_readfd >= 0) |
|
|
397 | { |
|
|
398 | if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) |
|
|
399 | croak ("unable to initialize result pipe(2)"); |
|
|
400 | |
|
|
401 | respipe_close (respipe [0]); |
|
|
402 | respipe [0] = old_readfd; |
|
|
403 | } |
|
|
404 | |
|
|
405 | #ifdef _WIN32 |
|
|
406 | int arg = 1; |
|
|
407 | if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg) |
|
|
408 | || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg)) |
|
|
409 | #else |
|
|
410 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) |
|
|
411 | || fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
|
|
412 | #endif |
|
|
413 | croak ("unable to initialize result pipe(3)"); |
|
|
414 | |
|
|
415 | respipe_osf [0] = TO_SOCKET (respipe [0]); |
|
|
416 | respipe_osf [1] = TO_SOCKET (respipe [1]); |
|
|
417 | } |
630 | } |
418 | |
631 | |
419 | static void poll_wait (void) |
632 | static void poll_wait (void) |
420 | { |
633 | { |
421 | fd_set rfd; |
|
|
422 | |
|
|
423 | while (eio_nreqs ()) |
634 | while (eio_nreqs ()) |
424 | { |
635 | { |
425 | int size; |
636 | int size; |
426 | |
637 | |
427 | X_LOCK (reslock); |
638 | X_LOCK (reslock); |
… | |
… | |
431 | if (size) |
642 | if (size) |
432 | return; |
643 | return; |
433 | |
644 | |
434 | etp_maybe_start_thread (); |
645 | etp_maybe_start_thread (); |
435 | |
646 | |
436 | FD_ZERO (&rfd); |
647 | s_epipe_wait (&respipe); |
437 | FD_SET (respipe [0], &rfd); |
|
|
438 | |
|
|
439 | PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); |
|
|
440 | } |
648 | } |
441 | } |
649 | } |
442 | |
650 | |
443 | static int poll_cb (void) |
651 | static int poll_cb (void) |
444 | { |
652 | { |
… | |
… | |
459 | static void atfork_child (void) |
667 | static void atfork_child (void) |
460 | { |
668 | { |
461 | create_respipe (); |
669 | create_respipe (); |
462 | } |
670 | } |
463 | |
671 | |
|
|
672 | /*****************************************************************************/ |
|
|
673 | |
|
|
674 | #if !_POSIX_MAPPED_FILES |
|
|
675 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
|
|
676 | # define munmap(addr,length) (errno = ENOSYS, -1) |
|
|
677 | #endif |
|
|
678 | |
|
|
679 | #if !_POSIX_MEMORY_PROTECTION |
|
|
680 | # define mprotect(addr,len,prot) (errno = ENOSYS, -1) |
|
|
681 | # define PROT_NONE 0 |
|
|
682 | # define PROT_WRITE 0 |
|
|
683 | # define MAP_PRIVATE 0 |
|
|
684 | # define MAP_SHARED 0 |
|
|
685 | # define MAP_FIXED 0 |
|
|
686 | #endif |
|
|
687 | |
|
|
688 | #define MMAP_MAGIC PERL_MAGIC_ext |
|
|
689 | |
|
|
690 | static int |
|
|
691 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
692 | { |
|
|
693 | int old_errno = errno; |
|
|
694 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
695 | errno = old_errno; |
|
|
696 | |
|
|
697 | mg->mg_obj = 0; /* just in case */ |
|
|
698 | |
|
|
699 | SvREADONLY_off (sv); |
|
|
700 | |
|
|
701 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
702 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
703 | |
|
|
704 | SvCUR_set (sv, 0); |
|
|
705 | SvPVX (sv) = 0; |
|
|
706 | SvOK_off (sv); |
|
|
707 | |
|
|
708 | return 0; |
|
|
709 | } |
|
|
710 | |
|
|
711 | static MGVTBL mmap_vtbl = { |
|
|
712 | 0, 0, 0, 0, mmap_free |
|
|
713 | }; |
|
|
714 | |
|
|
715 | /*****************************************************************************/ |
|
|
716 | |
464 | static SV * |
717 | static SV * |
465 | get_cb (SV *cb_sv) |
718 | get_cb (SV *cb_sv) |
466 | { |
719 | { |
467 | HV *st; |
720 | SvGETMAGIC (cb_sv); |
468 | GV *gvp; |
721 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
469 | CV *cv; |
|
|
470 | |
|
|
471 | if (!SvOK (cb_sv)) |
|
|
472 | return 0; |
|
|
473 | |
|
|
474 | cv = sv_2cv (cb_sv, &st, &gvp, 0); |
|
|
475 | |
|
|
476 | if (!cv) |
|
|
477 | croak ("IO::AIO callback must be undef or a CODE reference"); |
|
|
478 | |
|
|
479 | return (SV *)cv; |
|
|
480 | } |
722 | } |
481 | |
723 | |
482 | #define dREQ \ |
724 | #define dREQ \ |
483 | SV *cb_cv; \ |
725 | SV *cb_cv; \ |
484 | aio_req req; \ |
726 | aio_req req; \ |
… | |
… | |
498 | PUTBACK; \ |
740 | PUTBACK; \ |
499 | req_submit (req); \ |
741 | req_submit (req); \ |
500 | SPAGAIN; \ |
742 | SPAGAIN; \ |
501 | \ |
743 | \ |
502 | if (GIMME_V != G_VOID) \ |
744 | if (GIMME_V != G_VOID) \ |
503 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
745 | XPUSHs (req_sv (req, aio_req_stash)); |
504 | |
746 | |
505 | MODULE = IO::AIO PACKAGE = IO::AIO |
747 | MODULE = IO::AIO PACKAGE = IO::AIO |
506 | |
748 | |
507 | PROTOTYPES: ENABLE |
749 | PROTOTYPES: ENABLE |
508 | |
750 | |
509 | BOOT: |
751 | BOOT: |
510 | { |
752 | { |
|
|
753 | static const struct { |
|
|
754 | const char *name; |
|
|
755 | IV iv; |
|
|
756 | } *civ, const_iv[] = { |
|
|
757 | # define const_niv(name, value) { # name, (IV) value }, |
|
|
758 | # define const_iv(name) { # name, (IV) name }, |
|
|
759 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
|
|
760 | const_iv (EXDEV) |
|
|
761 | const_iv (ENOSYS) |
|
|
762 | const_iv (O_RDONLY) |
|
|
763 | const_iv (O_WRONLY) |
|
|
764 | const_iv (O_RDWR) |
|
|
765 | const_iv (O_CREAT) |
|
|
766 | const_iv (O_TRUNC) |
|
|
767 | const_iv (O_EXCL) |
|
|
768 | const_iv (O_APPEND) |
|
|
769 | |
|
|
770 | const_iv (S_IFIFO) |
|
|
771 | const_iv (S_IFCHR) |
|
|
772 | const_iv (S_IFBLK) |
|
|
773 | const_iv (S_IFLNK) |
|
|
774 | const_iv (S_IFREG) |
|
|
775 | const_iv (S_IFDIR) |
|
|
776 | const_iv (S_IFWHT) |
|
|
777 | const_iv (S_IFSOCK) |
|
|
778 | const_iv (S_IFMT) |
|
|
779 | |
|
|
780 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
781 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
782 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
783 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
784 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
785 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
786 | |
|
|
787 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
788 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
789 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
790 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
791 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
792 | |
|
|
793 | const_iv (ST_RDONLY) |
|
|
794 | const_iv (ST_NOSUID) |
|
|
795 | const_iv (ST_NODEV) |
|
|
796 | const_iv (ST_NOEXEC) |
|
|
797 | const_iv (ST_SYNCHRONOUS) |
|
|
798 | const_iv (ST_MANDLOCK) |
|
|
799 | const_iv (ST_WRITE) |
|
|
800 | const_iv (ST_APPEND) |
|
|
801 | const_iv (ST_IMMUTABLE) |
|
|
802 | const_iv (ST_NOATIME) |
|
|
803 | const_iv (ST_NODIRATIME) |
|
|
804 | const_iv (ST_RELATIME) |
|
|
805 | |
|
|
806 | const_iv (PROT_NONE) |
|
|
807 | const_iv (PROT_EXEC) |
|
|
808 | const_iv (PROT_READ) |
|
|
809 | const_iv (PROT_WRITE) |
|
|
810 | |
|
|
811 | /*const_iv (MAP_FIXED)*/ |
|
|
812 | const_iv (MAP_PRIVATE) |
|
|
813 | const_iv (MAP_SHARED) |
|
|
814 | const_iv (MAP_ANONYMOUS) |
|
|
815 | |
|
|
816 | /* linuxish */ |
|
|
817 | const_iv (MAP_HUGETLB) |
|
|
818 | const_iv (MAP_LOCKED) |
|
|
819 | const_iv (MAP_NORESERVE) |
|
|
820 | const_iv (MAP_POPULATE) |
|
|
821 | const_iv (MAP_NONBLOCK) |
|
|
822 | |
|
|
823 | const_eio (MCL_FUTURE) |
|
|
824 | const_eio (MCL_CURRENT) |
|
|
825 | |
|
|
826 | const_eio (MS_ASYNC) |
|
|
827 | const_eio (MS_INVALIDATE) |
|
|
828 | const_eio (MS_SYNC) |
|
|
829 | |
|
|
830 | const_eio (MT_MODIFY) |
|
|
831 | |
|
|
832 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
|
|
833 | const_eio (SYNC_FILE_RANGE_WRITE) |
|
|
834 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
|
|
835 | |
|
|
836 | const_eio (READDIR_DENTS) |
|
|
837 | const_eio (READDIR_DIRS_FIRST) |
|
|
838 | const_eio (READDIR_STAT_ORDER) |
|
|
839 | const_eio (READDIR_FOUND_UNKNOWN) |
|
|
840 | |
|
|
841 | const_eio (DT_UNKNOWN) |
|
|
842 | const_eio (DT_FIFO) |
|
|
843 | const_eio (DT_CHR) |
|
|
844 | const_eio (DT_DIR) |
|
|
845 | const_eio (DT_BLK) |
|
|
846 | const_eio (DT_REG) |
|
|
847 | const_eio (DT_LNK) |
|
|
848 | const_eio (DT_SOCK) |
|
|
849 | const_eio (DT_WHT) |
|
|
850 | }; |
|
|
851 | |
511 | stash = gv_stashpv ("IO::AIO", 1); |
852 | aio_stash = gv_stashpv ("IO::AIO" , 1); |
|
|
853 | aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); |
|
|
854 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
512 | |
855 | |
513 | newCONSTSUB (stash, "EXDEV", newSViv (EXDEV)); |
856 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
514 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
857 | newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); |
515 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
|
|
516 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
|
|
517 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
|
|
518 | #ifndef _WIN32 |
|
|
519 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
|
|
520 | #endif |
|
|
521 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
|
|
522 | newCONSTSUB (stash, "SYNC_FILE_RANGE_WAIT_BEFORE", newSViv (EIO_SYNC_FILE_RANGE_WAIT_BEFORE)); |
|
|
523 | newCONSTSUB (stash, "SYNC_FILE_RANGE_WRITE" , newSViv (EIO_SYNC_FILE_RANGE_WRITE)); |
|
|
524 | newCONSTSUB (stash, "SYNC_FILE_RANGE_WAIT_AFTER" , newSViv (EIO_SYNC_FILE_RANGE_WAIT_AFTER)); |
|
|
525 | |
858 | |
|
|
859 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
|
|
860 | |
526 | create_respipe (); |
861 | create_respipe (); |
527 | |
862 | |
528 | if (eio_init (want_poll, done_poll) < 0) |
863 | if (eio_init (want_poll, done_poll) < 0) |
529 | croak ("IO::AIO: unable to initialise eio library"); |
864 | croak ("IO::AIO: unable to initialise eio library"); |
530 | |
865 | |
531 | /* atfork child called in fifo order, so before eio's handler */ |
866 | /* atfork child called in fifo order, so before eio's handler */ |
532 | X_THREAD_ATFORK (0, 0, atfork_child); |
867 | X_THREAD_ATFORK (0, 0, atfork_child); |
533 | } |
868 | } |
534 | |
869 | |
535 | void |
870 | void |
536 | max_poll_reqs (int nreqs) |
871 | max_poll_reqs (unsigned int nreqs) |
537 | PROTOTYPE: $ |
872 | PROTOTYPE: $ |
538 | CODE: |
873 | CODE: |
539 | eio_set_max_poll_reqs (nreqs); |
874 | eio_set_max_poll_reqs (nreqs); |
540 | |
875 | |
541 | void |
876 | void |
… | |
… | |
543 | PROTOTYPE: $ |
878 | PROTOTYPE: $ |
544 | CODE: |
879 | CODE: |
545 | eio_set_max_poll_time (nseconds); |
880 | eio_set_max_poll_time (nseconds); |
546 | |
881 | |
547 | void |
882 | void |
548 | min_parallel (int nthreads) |
883 | min_parallel (unsigned int nthreads) |
549 | PROTOTYPE: $ |
884 | PROTOTYPE: $ |
550 | CODE: |
885 | CODE: |
551 | eio_set_min_parallel (nthreads); |
886 | eio_set_min_parallel (nthreads); |
552 | |
887 | |
553 | void |
888 | void |
554 | max_parallel (int nthreads) |
889 | max_parallel (unsigned int nthreads) |
555 | PROTOTYPE: $ |
890 | PROTOTYPE: $ |
556 | CODE: |
891 | CODE: |
557 | eio_set_max_parallel (nthreads); |
892 | eio_set_max_parallel (nthreads); |
558 | |
893 | |
559 | void |
894 | void |
560 | max_idle (int nthreads) |
895 | max_idle (unsigned int nthreads) |
561 | PROTOTYPE: $ |
896 | PROTOTYPE: $ |
562 | CODE: |
897 | CODE: |
563 | eio_set_max_idle (nthreads); |
898 | eio_set_max_idle (nthreads); |
564 | |
899 | |
565 | void |
900 | void |
|
|
901 | idle_timeout (unsigned int seconds) |
|
|
902 | PROTOTYPE: $ |
|
|
903 | CODE: |
|
|
904 | eio_set_idle_timeout (seconds); |
|
|
905 | |
|
|
906 | void |
566 | max_outstanding (int maxreqs) |
907 | max_outstanding (unsigned int maxreqs) |
567 | PROTOTYPE: $ |
908 | PROTOTYPE: $ |
568 | CODE: |
909 | CODE: |
569 | max_outstanding = maxreqs; |
910 | max_outstanding = maxreqs; |
570 | |
911 | |
571 | void |
912 | void |
572 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
913 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
573 | PROTOTYPE: $$$;$ |
|
|
574 | PPCODE: |
914 | PPCODE: |
575 | { |
915 | { |
576 | dREQ; |
916 | dREQ; |
577 | |
917 | |
578 | req->type = EIO_OPEN; |
918 | req->type = EIO_OPEN; |
… | |
… | |
584 | REQ_SEND; |
924 | REQ_SEND; |
585 | } |
925 | } |
586 | |
926 | |
587 | void |
927 | void |
588 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
928 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
589 | PROTOTYPE: $;$ |
|
|
590 | ALIAS: |
929 | ALIAS: |
591 | aio_fsync = EIO_FSYNC |
930 | aio_fsync = EIO_FSYNC |
592 | aio_fdatasync = EIO_FDATASYNC |
931 | aio_fdatasync = EIO_FDATASYNC |
593 | PPCODE: |
932 | PPCODE: |
594 | { |
933 | { |
|
|
934 | int fd = s_fileno_croak (fh, 0); |
595 | dREQ; |
935 | dREQ; |
596 | |
936 | |
597 | req->type = ix; |
937 | req->type = ix; |
598 | req->sv1 = newSVsv (fh); |
938 | req->sv1 = newSVsv (fh); |
599 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
939 | req->int1 = fd; |
600 | |
940 | |
601 | REQ_SEND (req); |
941 | REQ_SEND (req); |
602 | } |
942 | } |
603 | |
943 | |
604 | void |
944 | void |
605 | aio_sync_file_range (SV *fh, SV *offset, SV *nbytes, IV flags, SV *callback=&PL_sv_undef) |
945 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
606 | PROTOTYPE: $$$$;$ |
|
|
607 | PPCODE: |
946 | PPCODE: |
608 | { |
947 | { |
|
|
948 | int fd = s_fileno_croak (fh, 0); |
609 | dREQ; |
949 | dREQ; |
610 | |
950 | |
611 | req->type = EIO_SYNC_FILE_RANGE; |
951 | req->type = EIO_SYNC_FILE_RANGE; |
612 | req->sv1 = newSVsv (fh); |
952 | req->sv1 = newSVsv (fh); |
613 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
953 | req->int1 = fd; |
614 | req->offs = SvVAL64 (offset); |
954 | req->offs = offset; |
615 | req->size = SvVAL64 (nbytes); |
955 | req->size = nbytes; |
616 | req->int2 = flags; |
956 | req->int2 = flags; |
617 | |
957 | |
618 | REQ_SEND (req); |
958 | REQ_SEND (req); |
619 | } |
959 | } |
620 | |
960 | |
621 | void |
961 | void |
622 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
962 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
623 | PROTOTYPE: $;$ |
|
|
624 | PPCODE: |
963 | PPCODE: |
625 | { |
964 | { |
626 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
965 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
|
|
966 | int fd = s_fileno_croak (fh, 0); |
627 | dREQ; |
967 | dREQ; |
628 | |
968 | |
629 | if (close_pipe < 0) |
969 | if (close_pipe < 0) |
630 | { |
970 | { |
631 | int pipefd [2]; |
971 | int pipefd [2]; |
… | |
… | |
639 | } |
979 | } |
640 | |
980 | |
641 | req->type = EIO_DUP2; |
981 | req->type = EIO_DUP2; |
642 | req->int1 = close_pipe; |
982 | req->int1 = close_pipe; |
643 | req->sv2 = newSVsv (fh); |
983 | req->sv2 = newSVsv (fh); |
644 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
984 | req->int2 = fd; |
645 | |
985 | |
646 | REQ_SEND (req); |
986 | REQ_SEND (req); |
647 | } |
987 | } |
648 | |
988 | |
649 | void |
989 | void |
650 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
990 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
651 | ALIAS: |
991 | ALIAS: |
652 | aio_read = EIO_READ |
992 | aio_read = EIO_READ |
653 | aio_write = EIO_WRITE |
993 | aio_write = EIO_WRITE |
654 | PROTOTYPE: $$$$$;$ |
|
|
655 | PPCODE: |
994 | PPCODE: |
656 | { |
995 | { |
657 | STRLEN svlen; |
996 | STRLEN svlen; |
|
|
997 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
658 | char *svptr = SvPVbyte (data, svlen); |
998 | char *svptr = SvPVbyte (data, svlen); |
659 | UV len = SvUV (length); |
999 | UV len = SvUV (length); |
660 | int fd; |
|
|
661 | |
|
|
662 | if (SvTYPE (data) > SVt_PVMG) |
|
|
663 | croak ("illegal data argument '%s', must be plain scalar string", SvPV_nolen (data)); |
|
|
664 | |
|
|
665 | SvUPGRADE (data, SVt_PV); |
|
|
666 | SvPOK_only (data); |
|
|
667 | |
1000 | |
668 | if (dataoffset < 0) |
1001 | if (dataoffset < 0) |
669 | dataoffset += svlen; |
1002 | dataoffset += svlen; |
670 | |
1003 | |
671 | if (dataoffset < 0 || dataoffset > svlen) |
1004 | if (dataoffset < 0 || dataoffset > svlen) |
… | |
… | |
677 | if (!SvOK (length) || len + dataoffset > svlen) |
1010 | if (!SvOK (length) || len + dataoffset > svlen) |
678 | len = svlen - dataoffset; |
1011 | len = svlen - dataoffset; |
679 | } |
1012 | } |
680 | else |
1013 | else |
681 | { |
1014 | { |
682 | /* read: grow scalar as necessary */ |
1015 | /* read: check type and grow scalar as necessary */ |
|
|
1016 | SvUPGRADE (data, SVt_PV); |
683 | svptr = SvGROW (data, len + dataoffset + 1); |
1017 | svptr = SvGROW (data, len + dataoffset + 1); |
684 | } |
1018 | } |
685 | |
1019 | |
686 | if (len < 0) |
|
|
687 | croak ("length must not be negative"); |
|
|
688 | |
|
|
689 | fd = PerlIO_fileno (ix == EIO_READ ? IoIFP (sv_2io (fh)) |
|
|
690 | : IoOFP (sv_2io (fh))); |
|
|
691 | |
|
|
692 | if (fd < 0) |
|
|
693 | croak ("illegal fh argument, either not an OS file or read/write mode mismatch"); |
|
|
694 | |
|
|
695 | { |
1020 | { |
696 | dREQ; |
1021 | dREQ; |
697 | |
1022 | |
698 | req->type = ix; |
1023 | req->type = ix; |
699 | req->sv1 = newSVsv (fh); |
1024 | req->sv1 = newSVsv (fh); |
700 | req->int1 = df; |
1025 | req->int1 = fd; |
701 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
1026 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
702 | req->size = len; |
1027 | req->size = len; |
703 | req->sv2 = SvREFCNT_inc (data); |
1028 | req->sv2 = SvREFCNT_inc (data); |
704 | req->ptr2 = (char *)svptr + dataoffset; |
1029 | req->ptr2 = (char *)svptr + dataoffset; |
705 | req->stroffset = dataoffset; |
1030 | req->stroffset = dataoffset; |
… | |
… | |
714 | } |
1039 | } |
715 | } |
1040 | } |
716 | |
1041 | |
717 | void |
1042 | void |
718 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
1043 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
719 | PROTOTYPE: $$;$ |
|
|
720 | PPCODE: |
1044 | PPCODE: |
721 | { |
1045 | { |
722 | SV *data; |
1046 | SV *data; |
723 | dREQ; |
1047 | dREQ; |
724 | |
1048 | |
… | |
… | |
728 | |
1052 | |
729 | REQ_SEND; |
1053 | REQ_SEND; |
730 | } |
1054 | } |
731 | |
1055 | |
732 | void |
1056 | void |
733 | aio_sendfile (SV *out_fh, SV *in_fh, SV *in_offset, UV length, SV *callback=&PL_sv_undef) |
1057 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
734 | PROTOTYPE: $$$$;$ |
|
|
735 | PPCODE: |
1058 | PPCODE: |
736 | { |
1059 | { |
|
|
1060 | int ifd = s_fileno_croak (in_fh , 0); |
|
|
1061 | int ofd = s_fileno_croak (out_fh, 1); |
737 | dREQ; |
1062 | dREQ; |
738 | |
1063 | |
739 | req->type = EIO_SENDFILE; |
1064 | req->type = EIO_SENDFILE; |
740 | req->sv1 = newSVsv (out_fh); |
1065 | req->sv1 = newSVsv (out_fh); |
741 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh))); |
1066 | req->int1 = ofd; |
742 | req->sv2 = newSVsv (in_fh); |
1067 | req->sv2 = newSVsv (in_fh); |
743 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh))); |
1068 | req->int2 = ifd; |
744 | req->offs = SvVAL64 (in_offset); |
1069 | req->offs = in_offset; |
745 | req->size = length; |
1070 | req->size = length; |
746 | |
1071 | |
747 | REQ_SEND; |
1072 | REQ_SEND; |
748 | } |
1073 | } |
749 | |
1074 | |
750 | void |
1075 | void |
751 | aio_readahead (SV *fh, SV *offset, IV length, SV *callback=&PL_sv_undef) |
1076 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
752 | PROTOTYPE: $$$;$ |
|
|
753 | PPCODE: |
1077 | PPCODE: |
754 | { |
1078 | { |
|
|
1079 | int fd = s_fileno_croak (fh, 0); |
755 | dREQ; |
1080 | dREQ; |
756 | |
1081 | |
757 | req->type = EIO_READAHEAD; |
1082 | req->type = EIO_READAHEAD; |
758 | req->sv1 = newSVsv (fh); |
1083 | req->sv1 = newSVsv (fh); |
759 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1084 | req->int1 = fd; |
760 | req->offs = SvVAL64 (offset); |
1085 | req->offs = offset; |
761 | req->size = length; |
1086 | req->size = length; |
762 | |
1087 | |
763 | REQ_SEND; |
1088 | REQ_SEND; |
764 | } |
1089 | } |
765 | |
1090 | |
766 | void |
1091 | void |
767 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
1092 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
768 | ALIAS: |
1093 | ALIAS: |
769 | aio_stat = EIO_STAT |
1094 | aio_stat = EIO_STAT |
770 | aio_lstat = EIO_LSTAT |
1095 | aio_lstat = EIO_LSTAT |
|
|
1096 | aio_statvfs = EIO_STATVFS |
771 | PPCODE: |
1097 | PPCODE: |
772 | { |
1098 | { |
773 | dREQ; |
1099 | dREQ; |
774 | |
1100 | |
775 | req->sv1 = newSVsv (fh_or_path); |
1101 | req->sv1 = newSVsv (fh_or_path); |
… | |
… | |
779 | req->type = ix; |
1105 | req->type = ix; |
780 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1106 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
781 | } |
1107 | } |
782 | else |
1108 | else |
783 | { |
1109 | { |
784 | req->type = EIO_FSTAT; |
1110 | req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT; |
785 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
1111 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
786 | } |
1112 | } |
787 | |
1113 | |
788 | REQ_SEND; |
1114 | REQ_SEND; |
789 | } |
1115 | } |
|
|
1116 | |
|
|
1117 | UV |
|
|
1118 | major (UV dev) |
|
|
1119 | ALIAS: |
|
|
1120 | minor = 1 |
|
|
1121 | CODE: |
|
|
1122 | RETVAL = ix ? major (dev) : minor (dev); |
|
|
1123 | OUTPUT: |
|
|
1124 | RETVAL |
|
|
1125 | |
|
|
1126 | UV |
|
|
1127 | makedev (UV maj, UV min) |
|
|
1128 | CODE: |
|
|
1129 | RETVAL = makedev (maj, min); |
|
|
1130 | OUTPUT: |
|
|
1131 | RETVAL |
790 | |
1132 | |
791 | void |
1133 | void |
792 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
1134 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
793 | PPCODE: |
1135 | PPCODE: |
794 | { |
1136 | { |
… | |
… | |
884 | |
1226 | |
885 | REQ_SEND; |
1227 | REQ_SEND; |
886 | } |
1228 | } |
887 | |
1229 | |
888 | void |
1230 | void |
|
|
1231 | aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) |
|
|
1232 | PPCODE: |
|
|
1233 | { |
|
|
1234 | dREQ; |
|
|
1235 | |
|
|
1236 | req->type = EIO_READDIR; |
|
|
1237 | req->sv1 = newSVsv (pathname); |
|
|
1238 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1239 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
|
|
1240 | |
|
|
1241 | if (flags & EIO_READDIR_DENTS) |
|
|
1242 | req->int1 |= EIO_READDIR_CUSTOM2; |
|
|
1243 | |
|
|
1244 | REQ_SEND; |
|
|
1245 | } |
|
|
1246 | |
|
|
1247 | void |
889 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
1248 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
890 | ALIAS: |
1249 | ALIAS: |
891 | aio_unlink = EIO_UNLINK |
1250 | aio_unlink = EIO_UNLINK |
892 | aio_rmdir = EIO_RMDIR |
1251 | aio_rmdir = EIO_RMDIR |
893 | aio_readdir = EIO_READDIR |
1252 | aio_readdir = EIO_READDIR |
… | |
… | |
935 | |
1294 | |
936 | REQ_SEND; |
1295 | REQ_SEND; |
937 | } |
1296 | } |
938 | |
1297 | |
939 | void |
1298 | void |
|
|
1299 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
|
|
1300 | ALIAS: |
|
|
1301 | aio_mtouch = EIO_MTOUCH |
|
|
1302 | aio_msync = EIO_MSYNC |
|
|
1303 | PPCODE: |
|
|
1304 | { |
|
|
1305 | STRLEN svlen; |
|
|
1306 | char *svptr = SvPVbyte (data, svlen); |
|
|
1307 | UV len = SvUV (length); |
|
|
1308 | |
|
|
1309 | if (offset < 0) |
|
|
1310 | offset += svlen; |
|
|
1311 | |
|
|
1312 | if (offset < 0 || offset > svlen) |
|
|
1313 | croak ("offset outside of scalar"); |
|
|
1314 | |
|
|
1315 | if (!SvOK (length) || len + offset > svlen) |
|
|
1316 | len = svlen - offset; |
|
|
1317 | |
|
|
1318 | { |
|
|
1319 | dREQ; |
|
|
1320 | |
|
|
1321 | req->type = ix; |
|
|
1322 | req->sv2 = SvREFCNT_inc (data); |
|
|
1323 | req->ptr2 = (char *)svptr + offset; |
|
|
1324 | req->size = len; |
|
|
1325 | req->int1 = flags; |
|
|
1326 | |
|
|
1327 | REQ_SEND; |
|
|
1328 | } |
|
|
1329 | } |
|
|
1330 | |
|
|
1331 | void |
|
|
1332 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) |
|
|
1333 | PPCODE: |
|
|
1334 | { |
|
|
1335 | STRLEN svlen; |
|
|
1336 | char *svptr = SvPVbyte (data, svlen); |
|
|
1337 | UV len = SvUV (length); |
|
|
1338 | |
|
|
1339 | if (offset < 0) |
|
|
1340 | offset += svlen; |
|
|
1341 | |
|
|
1342 | if (offset < 0 || offset > svlen) |
|
|
1343 | croak ("offset outside of scalar"); |
|
|
1344 | |
|
|
1345 | if (!SvOK (length) || len + offset > svlen) |
|
|
1346 | len = svlen - offset; |
|
|
1347 | |
|
|
1348 | { |
|
|
1349 | dREQ; |
|
|
1350 | |
|
|
1351 | req->type = EIO_MLOCK; |
|
|
1352 | req->sv2 = SvREFCNT_inc (data); |
|
|
1353 | req->ptr2 = (char *)svptr + offset; |
|
|
1354 | req->size = len; |
|
|
1355 | |
|
|
1356 | REQ_SEND; |
|
|
1357 | } |
|
|
1358 | } |
|
|
1359 | |
|
|
1360 | void |
|
|
1361 | aio_mlockall (IV flags, SV *callback=&PL_sv_undef) |
|
|
1362 | PPCODE: |
|
|
1363 | { |
|
|
1364 | dREQ; |
|
|
1365 | |
|
|
1366 | req->type = EIO_MLOCKALL; |
|
|
1367 | req->int1 = flags; |
|
|
1368 | |
|
|
1369 | REQ_SEND; |
|
|
1370 | } |
|
|
1371 | |
|
|
1372 | void |
940 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1373 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
941 | PPCODE: |
1374 | PPCODE: |
942 | { |
1375 | { |
943 | dREQ; |
1376 | dREQ; |
944 | |
1377 | |
… | |
… | |
948 | REQ_SEND; |
1381 | REQ_SEND; |
949 | } |
1382 | } |
950 | |
1383 | |
951 | void |
1384 | void |
952 | aio_group (SV *callback=&PL_sv_undef) |
1385 | aio_group (SV *callback=&PL_sv_undef) |
953 | PROTOTYPE: ;$ |
|
|
954 | PPCODE: |
1386 | PPCODE: |
955 | { |
1387 | { |
956 | dREQ; |
1388 | dREQ; |
957 | |
1389 | |
958 | req->type = EIO_GROUP; |
1390 | req->type = EIO_GROUP; |
959 | |
1391 | |
960 | req_submit (req); |
1392 | req_submit (req); |
961 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1393 | XPUSHs (req_sv (req, aio_grp_stash)); |
962 | } |
1394 | } |
963 | |
1395 | |
964 | void |
1396 | void |
965 | aio_nop (SV *callback=&PL_sv_undef) |
1397 | aio_nop (SV *callback=&PL_sv_undef) |
966 | ALIAS: |
1398 | ALIAS: |
… | |
… | |
975 | REQ_SEND; |
1407 | REQ_SEND; |
976 | } |
1408 | } |
977 | |
1409 | |
978 | int |
1410 | int |
979 | aioreq_pri (int pri = 0) |
1411 | aioreq_pri (int pri = 0) |
980 | PROTOTYPE: ;$ |
|
|
981 | CODE: |
1412 | CODE: |
982 | RETVAL = next_pri; |
1413 | RETVAL = next_pri; |
983 | if (items > 0) |
1414 | if (items > 0) |
984 | { |
1415 | { |
985 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1416 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
… | |
… | |
997 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1428 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
998 | next_pri = nice; |
1429 | next_pri = nice; |
999 | |
1430 | |
1000 | void |
1431 | void |
1001 | flush () |
1432 | flush () |
1002 | PROTOTYPE: |
|
|
1003 | CODE: |
1433 | CODE: |
1004 | while (eio_nreqs ()) |
1434 | while (eio_nreqs ()) |
1005 | { |
1435 | { |
1006 | poll_wait (); |
1436 | poll_wait (); |
1007 | poll_cb (); |
1437 | poll_cb (); |
1008 | } |
1438 | } |
1009 | |
1439 | |
1010 | int |
1440 | int |
1011 | poll() |
1441 | poll () |
1012 | PROTOTYPE: |
|
|
1013 | CODE: |
1442 | CODE: |
1014 | poll_wait (); |
1443 | poll_wait (); |
1015 | RETVAL = poll_cb (); |
1444 | RETVAL = poll_cb (); |
1016 | OUTPUT: |
1445 | OUTPUT: |
1017 | RETVAL |
1446 | RETVAL |
1018 | |
1447 | |
1019 | int |
1448 | int |
1020 | poll_fileno() |
1449 | poll_fileno () |
1021 | PROTOTYPE: |
|
|
1022 | CODE: |
1450 | CODE: |
1023 | RETVAL = respipe [0]; |
1451 | RETVAL = s_epipe_fd (&respipe); |
1024 | OUTPUT: |
1452 | OUTPUT: |
1025 | RETVAL |
1453 | RETVAL |
1026 | |
1454 | |
1027 | int |
1455 | int |
1028 | poll_cb(...) |
1456 | poll_cb (...) |
1029 | PROTOTYPE: |
1457 | PROTOTYPE: |
1030 | CODE: |
1458 | CODE: |
1031 | RETVAL = poll_cb (); |
1459 | RETVAL = poll_cb (); |
1032 | OUTPUT: |
1460 | OUTPUT: |
1033 | RETVAL |
1461 | RETVAL |
1034 | |
1462 | |
1035 | void |
1463 | void |
1036 | poll_wait() |
1464 | poll_wait () |
1037 | PROTOTYPE: |
|
|
1038 | CODE: |
1465 | CODE: |
1039 | poll_wait (); |
1466 | poll_wait (); |
1040 | |
1467 | |
1041 | int |
1468 | int |
1042 | nreqs() |
1469 | nreqs () |
1043 | PROTOTYPE: |
|
|
1044 | CODE: |
1470 | CODE: |
1045 | RETVAL = eio_nreqs (); |
1471 | RETVAL = eio_nreqs (); |
1046 | OUTPUT: |
1472 | OUTPUT: |
1047 | RETVAL |
1473 | RETVAL |
1048 | |
1474 | |
1049 | int |
1475 | int |
1050 | nready() |
1476 | nready () |
1051 | PROTOTYPE: |
|
|
1052 | CODE: |
1477 | CODE: |
1053 | RETVAL = eio_nready (); |
1478 | RETVAL = eio_nready (); |
1054 | OUTPUT: |
1479 | OUTPUT: |
1055 | RETVAL |
1480 | RETVAL |
1056 | |
1481 | |
1057 | int |
1482 | int |
1058 | npending() |
1483 | npending () |
1059 | PROTOTYPE: |
|
|
1060 | CODE: |
1484 | CODE: |
1061 | RETVAL = eio_npending (); |
1485 | RETVAL = eio_npending (); |
1062 | OUTPUT: |
1486 | OUTPUT: |
1063 | RETVAL |
1487 | RETVAL |
1064 | |
1488 | |
1065 | int |
1489 | int |
1066 | nthreads() |
1490 | nthreads () |
1067 | PROTOTYPE: |
|
|
1068 | CODE: |
1491 | CODE: |
1069 | RETVAL = eio_nthreads (); |
1492 | RETVAL = eio_nthreads (); |
1070 | OUTPUT: |
1493 | OUTPUT: |
1071 | RETVAL |
1494 | RETVAL |
1072 | |
1495 | |
|
|
1496 | int |
|
|
1497 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
|
|
1498 | CODE: |
|
|
1499 | RETVAL = posix_fadvise (fh, offset, length, advice); |
|
|
1500 | OUTPUT: |
|
|
1501 | RETVAL |
|
|
1502 | |
|
|
1503 | ssize_t |
|
|
1504 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
|
|
1505 | CODE: |
|
|
1506 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
|
|
1507 | OUTPUT: |
|
|
1508 | RETVAL |
|
|
1509 | |
|
|
1510 | void |
|
|
1511 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
|
|
1512 | PPCODE: |
|
|
1513 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1514 | { |
|
|
1515 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
|
|
1516 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
|
|
1517 | if (addr == (void *)-1) |
|
|
1518 | XSRETURN_NO; |
|
|
1519 | |
|
|
1520 | sv_force_normal (scalar); |
|
|
1521 | |
|
|
1522 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
1523 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
|
|
1524 | ->mg_obj = (SV *)length; |
|
|
1525 | |
|
|
1526 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1527 | |
|
|
1528 | if (!(prot & PROT_WRITE)) |
|
|
1529 | SvREADONLY_on (scalar); |
|
|
1530 | |
|
|
1531 | if (SvLEN (scalar)) |
|
|
1532 | Safefree (SvPVX (scalar)); |
|
|
1533 | |
|
|
1534 | SvPVX (scalar) = (char *)addr; |
|
|
1535 | SvCUR_set (scalar, length); |
|
|
1536 | SvLEN_set (scalar, 0); |
|
|
1537 | SvPOK_only (scalar); |
|
|
1538 | |
|
|
1539 | XSRETURN_YES; |
|
|
1540 | } |
|
|
1541 | |
|
|
1542 | void |
|
|
1543 | munmap (SV *scalar) |
|
|
1544 | CODE: |
|
|
1545 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1546 | |
|
|
1547 | int |
|
|
1548 | madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
|
|
1549 | ALIAS: |
|
|
1550 | mprotect = 1 |
|
|
1551 | CODE: |
|
|
1552 | { |
|
|
1553 | STRLEN svlen; |
|
|
1554 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1555 | size_t len = SvUV (length); |
|
|
1556 | |
|
|
1557 | if (offset < 0) |
|
|
1558 | offset += svlen; |
|
|
1559 | |
|
|
1560 | if (offset < 0 || offset > svlen) |
|
|
1561 | croak ("offset outside of scalar"); |
|
|
1562 | |
|
|
1563 | if (!SvOK (length) || len + offset > svlen) |
|
|
1564 | len = svlen - offset; |
|
|
1565 | |
|
|
1566 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1567 | eio_page_align (&addr, &len); |
|
|
1568 | |
|
|
1569 | switch (ix) |
|
|
1570 | { |
|
|
1571 | case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break; |
|
|
1572 | case 1: RETVAL = mprotect (addr, len, advice_or_prot); break; |
|
|
1573 | } |
|
|
1574 | } |
|
|
1575 | OUTPUT: |
|
|
1576 | RETVAL |
|
|
1577 | |
|
|
1578 | int |
|
|
1579 | munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) |
|
|
1580 | CODE: |
|
|
1581 | { |
|
|
1582 | STRLEN svlen; |
|
|
1583 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1584 | size_t len = SvUV (length); |
|
|
1585 | |
|
|
1586 | if (offset < 0) |
|
|
1587 | offset += svlen; |
|
|
1588 | |
|
|
1589 | if (offset < 0 || offset > svlen) |
|
|
1590 | croak ("offset outside of scalar"); |
|
|
1591 | |
|
|
1592 | if (!SvOK (length) || len + offset > svlen) |
|
|
1593 | len = svlen - offset; |
|
|
1594 | |
|
|
1595 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1596 | eio_page_align (&addr, &len); |
|
|
1597 | #if _POSIX_MEMLOCK_RANGE |
|
|
1598 | RETVAL = munlock (addr, len); |
|
|
1599 | #else |
|
|
1600 | RETVAL = ((errno = ENOSYS), -1); |
|
|
1601 | #endif |
|
|
1602 | } |
|
|
1603 | OUTPUT: |
|
|
1604 | RETVAL |
|
|
1605 | |
|
|
1606 | int |
|
|
1607 | munlockall () |
|
|
1608 | CODE: |
|
|
1609 | #if _POSIX_MEMLOCK |
|
|
1610 | munlockall (); |
|
|
1611 | #else |
|
|
1612 | RETVAL = -1; |
|
|
1613 | errno = ENOSYS; |
|
|
1614 | #endif |
|
|
1615 | OUTPUT: |
|
|
1616 | RETVAL |
|
|
1617 | |
1073 | void _on_next_submit (SV *cb) |
1618 | void _on_next_submit (SV *cb) |
1074 | CODE: |
1619 | CODE: |
1075 | SvREFCNT_dec (on_next_submit); |
1620 | SvREFCNT_dec (on_next_submit); |
1076 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1621 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1077 | |
1622 | |
… | |
… | |
1091 | if (GIMME_V != G_VOID) |
1636 | if (GIMME_V != G_VOID) |
1092 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
1637 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
1093 | |
1638 | |
1094 | if (items > 1) |
1639 | if (items > 1) |
1095 | { |
1640 | { |
1096 | SV *cb_cv = get_cb (callback); |
1641 | SV *cb_cv =get_cb (callback); |
1097 | |
1642 | |
1098 | SvREFCNT_dec (req->callback); |
1643 | SvREFCNT_dec (req->callback); |
1099 | req->callback = SvREFCNT_inc (cb_cv); |
1644 | req->callback = SvREFCNT_inc (cb_cv); |
1100 | } |
1645 | } |
1101 | } |
1646 | } |
… | |
… | |
1138 | AV *av; |
1683 | AV *av; |
1139 | |
1684 | |
1140 | grp->errorno = errno; |
1685 | grp->errorno = errno; |
1141 | |
1686 | |
1142 | av = newAV (); |
1687 | av = newAV (); |
|
|
1688 | av_extend (av, items - 1); |
1143 | |
1689 | |
1144 | for (i = 1; i < items; ++i ) |
1690 | for (i = 1; i < items; ++i ) |
1145 | av_push (av, newSVsv (ST (i))); |
1691 | av_push (av, newSVsv (ST (i))); |
1146 | |
1692 | |
1147 | SvREFCNT_dec (grp->sv1); |
1693 | SvREFCNT_dec (grp->sv1); |