… | |
… | |
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_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 |
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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 | static HV *stash; |
96 | /*****************************************************************************/ |
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97 | |
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98 | #if __GNUC__ >= 3 |
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99 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
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100 | #else |
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101 | # define expect(expr,value) (expr) |
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102 | #endif |
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103 | |
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104 | #define expect_false(expr) expect ((expr) != 0, 0) |
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105 | #define expect_true(expr) expect ((expr) != 0, 1) |
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106 | |
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107 | /*****************************************************************************/ |
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108 | |
86 | 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 */ |
87 | |
112 | |
88 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
113 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash; |
89 | #define AIO_GRP_KLASS "IO::AIO::GRP" |
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90 | |
114 | |
91 | #define EIO_REQ_MEMBERS \ |
115 | #define EIO_REQ_MEMBERS \ |
92 | SV *callback; \ |
116 | SV *callback; \ |
93 | SV *sv1, *sv2; \ |
117 | SV *sv1, *sv2; \ |
94 | STRLEN stroffset; \ |
118 | STRLEN stroffset; \ |
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96 | |
120 | |
97 | #define EIO_NO_WRAPPERS 1 |
121 | #define EIO_NO_WRAPPERS 1 |
98 | |
122 | |
99 | #include "libeio/eio.h" |
123 | #include "libeio/eio.h" |
100 | |
124 | |
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125 | #ifndef POSIX_FADV_NORMAL |
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126 | # define POSIX_FADV_NORMAL 0 |
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127 | # define NO_FADVISE 1 |
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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 | #ifndef ST_NODEV |
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146 | # define ST_NODEV 0 |
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147 | #endif |
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148 | #ifndef ST_NOEXEC |
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149 | # define ST_NOEXEC 0 |
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150 | #endif |
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151 | #ifndef ST_SYNCHRONOUS |
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152 | # define ST_SYNCHRONOUS 0 |
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153 | #endif |
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154 | #ifndef ST_MANDLOCK |
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155 | # define ST_MANDLOCK 0 |
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156 | #endif |
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157 | #ifndef ST_WRITE |
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158 | # define ST_WRITE 0 |
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159 | #endif |
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160 | #ifndef ST_APPEND |
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161 | # define ST_APPEND 0 |
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162 | #endif |
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163 | #ifndef ST_IMMUTABLE |
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164 | # define ST_IMMUTABLE 0 |
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165 | #endif |
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166 | #ifndef ST_NOATIME |
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167 | # define ST_NOATIME 0 |
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168 | #endif |
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169 | #ifndef ST_NODIRATIME |
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170 | # define ST_NODIRATIME 0 |
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171 | #endif |
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172 | #ifndef ST_RELATIME |
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173 | # define ST_RELATIME 0 |
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174 | #endif |
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175 | |
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176 | #ifndef MCL_CURRENT |
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177 | # define MCL_CURRENT 0 |
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178 | #endif |
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179 | #ifndef MCL_FUTURE |
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180 | # define MCL_FUTURE 0 |
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181 | #endif |
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182 | |
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183 | #ifndef MAP_ANONYMOUS |
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184 | # ifdef MAP_ANON |
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185 | # define MAP_ANONYMOUS MAP_ANON |
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186 | # else |
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187 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
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188 | # endif |
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189 | #endif |
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190 | #ifndef MAP_HUGETLB |
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191 | # define MAP_HUGETLB 0 |
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192 | #endif |
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193 | #ifndef MAP_LOCKED |
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194 | # define MAP_LOCKED 0 |
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195 | #endif |
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196 | #ifndef MAP_NORESERVE |
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197 | # define MAP_NORESERVE 0 |
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198 | #endif |
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199 | #ifndef MAP_POPULATE |
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200 | # define MAP_POPULATE 0 |
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201 | #endif |
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202 | #ifndef MAP_NONBLOCK |
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203 | # define MAP_NONBLOCK 0 |
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204 | #endif |
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205 | |
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206 | #ifndef PAGESIZE |
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207 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
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208 | #endif |
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209 | |
101 | static int req_invoke (eio_req *req); |
210 | static int req_invoke (eio_req *req); |
102 | #define EIO_FINISH(req) req_invoke (req) |
211 | #define EIO_FINISH(req) req_invoke (req) |
103 | static void aio_grp_feed (eio_req *grp); |
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104 | #define EIO_FEED(req) aio_grp_feed (req) |
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105 | static void req_destroy (eio_req *grp); |
212 | static void req_destroy (eio_req *grp); |
106 | #define EIO_DESTROY(req) req_destroy (req) |
213 | #define EIO_DESTROY(req) req_destroy (req) |
107 | |
214 | |
108 | enum { |
215 | enum { |
109 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
216 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
… | |
… | |
116 | |
223 | |
117 | static SV *on_next_submit; |
224 | static SV *on_next_submit; |
118 | static int next_pri = EIO_PRI_DEFAULT; |
225 | static int next_pri = EIO_PRI_DEFAULT; |
119 | static int max_outstanding; |
226 | static int max_outstanding; |
120 | |
227 | |
121 | static int respipe_osf [2], respipe [2] = { -1, -1 }; |
228 | static s_epipe respipe; |
122 | |
229 | |
123 | static void req_destroy (aio_req req); |
230 | static void req_destroy (aio_req req); |
124 | static void req_cancel (aio_req req); |
231 | static void req_cancel (aio_req req); |
125 | |
232 | |
126 | static void want_poll (void) |
233 | static void want_poll (void) |
127 | { |
234 | { |
128 | /* write a dummy byte to the pipe so fh becomes ready */ |
235 | /* write a dummy byte to the pipe so fh becomes ready */ |
129 | respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); |
236 | s_epipe_signal (&respipe); |
130 | } |
237 | } |
131 | |
238 | |
132 | static void done_poll (void) |
239 | static void done_poll (void) |
133 | { |
240 | { |
134 | /* read any signals sent by the worker threads */ |
241 | /* read any signals sent by the worker threads */ |
135 | char buf [4]; |
242 | s_epipe_drain (&respipe); |
136 | while (respipe_read (respipe [0], buf, 4) == 4) |
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137 | ; |
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138 | } |
243 | } |
139 | |
244 | |
140 | /* must be called at most once */ |
245 | /* must be called at most once */ |
141 | static SV *req_sv (aio_req req, const char *klass) |
246 | static SV *req_sv (aio_req req, HV *stash) |
142 | { |
247 | { |
143 | if (!req->self) |
248 | if (!req->self) |
144 | { |
249 | { |
145 | req->self = (SV *)newHV (); |
250 | req->self = (SV *)newHV (); |
146 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
251 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
147 | } |
252 | } |
148 | |
253 | |
149 | return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); |
254 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
150 | } |
255 | } |
151 | |
256 | |
152 | static aio_req SvAIO_REQ (SV *sv) |
257 | static aio_req SvAIO_REQ (SV *sv) |
153 | { |
258 | { |
154 | MAGIC *mg; |
259 | MAGIC *mg; |
155 | |
260 | |
156 | if (!sv_derived_from (sv, AIO_REQ_KLASS) || !SvROK (sv)) |
261 | if (!SvROK (sv) |
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262 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
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263 | && SvSTASH (SvRV (sv)) != aio_req_stash |
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264 | && !sv_derived_from (sv, "IO::AIO::REQ"))) |
157 | croak ("object of class " AIO_REQ_KLASS " expected"); |
265 | croak ("object of class IO::AIO::REQ expected"); |
158 | |
266 | |
159 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
267 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
160 | |
268 | |
161 | return mg ? (aio_req)mg->mg_ptr : 0; |
269 | return mg ? (aio_req)mg->mg_ptr : 0; |
162 | } |
270 | } |
… | |
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168 | dSP; |
276 | dSP; |
169 | |
277 | |
170 | ENTER; |
278 | ENTER; |
171 | SAVETMPS; |
279 | SAVETMPS; |
172 | PUSHMARK (SP); |
280 | PUSHMARK (SP); |
173 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
281 | XPUSHs (req_sv (grp, aio_grp_stash)); |
174 | PUTBACK; |
282 | PUTBACK; |
175 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
283 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
176 | SPAGAIN; |
284 | SPAGAIN; |
177 | FREETMPS; |
285 | FREETMPS; |
178 | LEAVE; |
286 | LEAVE; |
… | |
… | |
181 | |
289 | |
182 | static void req_submit (eio_req *req) |
290 | static void req_submit (eio_req *req) |
183 | { |
291 | { |
184 | eio_submit (req); |
292 | eio_submit (req); |
185 | |
293 | |
186 | if (on_next_submit) |
294 | if (expect_false (on_next_submit)) |
187 | { |
295 | { |
188 | dSP; |
296 | dSP; |
189 | SV *cb = sv_2mortal (on_next_submit); |
297 | SV *cb = sv_2mortal (on_next_submit); |
190 | |
298 | |
191 | on_next_submit = 0; |
299 | on_next_submit = 0; |
… | |
… | |
196 | } |
304 | } |
197 | } |
305 | } |
198 | |
306 | |
199 | static int req_invoke (eio_req *req) |
307 | static int req_invoke (eio_req *req) |
200 | { |
308 | { |
201 | dSP; |
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202 | |
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203 | if (req->flags & FLAG_SV2_RO_OFF) |
309 | if (req->flags & FLAG_SV2_RO_OFF) |
204 | SvREADONLY_off (req->sv2); |
310 | SvREADONLY_off (req->sv2); |
205 | |
311 | |
206 | if (!EIO_CANCELLED (req) && SvOK (req->callback)) |
312 | if (!EIO_CANCELLED (req) && req->callback) |
207 | { |
313 | { |
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314 | dSP; |
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315 | static SV *sv_result_cache; /* caches the result integer SV */ |
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316 | SV *sv_result; |
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317 | |
208 | ENTER; |
318 | ENTER; |
209 | SAVETMPS; |
319 | SAVETMPS; |
210 | PUSHMARK (SP); |
320 | PUSHMARK (SP); |
211 | EXTEND (SP, 1); |
321 | EXTEND (SP, 1); |
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322 | |
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323 | /* do not recreate the result IV from scratch each time */ |
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324 | if (expect_true (sv_result_cache)) |
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325 | { |
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326 | sv_result = sv_result_cache; sv_result_cache = 0; |
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327 | SvIV_set (sv_result, req->result); |
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328 | } |
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329 | else |
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330 | { |
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331 | sv_result = newSViv (req->result); |
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332 | SvREADONLY_on (sv_result); |
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333 | } |
212 | |
334 | |
213 | switch (req->type) |
335 | switch (req->type) |
214 | { |
336 | { |
215 | case EIO_READDIR: |
337 | case EIO_READDIR: |
216 | { |
338 | { |
217 | SV *rv = &PL_sv_undef; |
339 | SV *rv = &PL_sv_undef; |
218 | |
340 | |
219 | if (req->result >= 0) |
341 | if (req->result >= 0) |
220 | { |
342 | { |
221 | int i; |
343 | int i; |
222 | char *buf = req->ptr2; |
344 | char *names = (char *)req->ptr2; |
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345 | eio_dirent *ent = (eio_dirent *)req->ptr1; /* might be 0 */ |
223 | AV *av = newAV (); |
346 | AV *av = newAV (); |
224 | |
347 | |
225 | av_extend (av, req->result - 1); |
348 | av_extend (av, req->result - 1); |
226 | |
349 | |
227 | for (i = 0; i < req->result; ++i) |
350 | for (i = 0; i < req->result; ++i) |
228 | { |
351 | { |
229 | SV *sv = newSVpv (buf, 0); |
352 | if (req->int1 & EIO_READDIR_DENTS) |
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353 | { |
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354 | SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen); |
230 | |
355 | |
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356 | if (req->int1 & EIO_READDIR_CUSTOM2) |
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357 | { |
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358 | static SV *sv_type [EIO_DT_MAX + 1]; /* type sv cache */ |
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359 | AV *avent = newAV (); |
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360 | |
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361 | av_extend (avent, 2); |
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362 | |
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363 | if (!sv_type [ent->type]) |
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364 | { |
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365 | sv_type [ent->type] = newSViv (ent->type); |
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366 | SvREADONLY_on (sv_type [ent->type]); |
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367 | } |
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368 | |
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369 | av_store (avent, 0, namesv); |
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370 | av_store (avent, 1, SvREFCNT_inc (sv_type [ent->type])); |
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371 | av_store (avent, 2, IVSIZE >= 8 ? newSVuv (ent->inode) : newSVnv (ent->inode)); |
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372 | |
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373 | av_store (av, i, newRV_noinc ((SV *)avent)); |
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374 | } |
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375 | else |
231 | av_store (av, i, sv); |
376 | av_store (av, i, namesv); |
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377 | |
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378 | ++ent; |
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379 | } |
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380 | else |
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381 | { |
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382 | SV *name = newSVpv (names, 0); |
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383 | av_store (av, i, name); |
232 | buf += SvCUR (sv) + 1; |
384 | names += SvCUR (name) + 1; |
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385 | } |
233 | } |
386 | } |
234 | |
387 | |
235 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
388 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
236 | } |
389 | } |
237 | |
390 | |
238 | PUSHs (rv); |
391 | PUSHs (rv); |
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392 | |
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393 | if (req->int1 & EIO_READDIR_CUSTOM1) |
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394 | XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); |
239 | } |
395 | } |
240 | break; |
396 | break; |
241 | |
397 | |
242 | case EIO_OPEN: |
398 | case EIO_OPEN: |
243 | { |
399 | { |
… | |
… | |
249 | GV *gv = (GV *)sv_newmortal (); |
405 | GV *gv = (GV *)sv_newmortal (); |
250 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
406 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
251 | char sym [64]; |
407 | char sym [64]; |
252 | int symlen; |
408 | int symlen; |
253 | |
409 | |
254 | symlen = snprintf (sym, sizeof (sym), "fd#%d", req->result); |
410 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
255 | gv_init (gv, stash, sym, symlen, 0); |
411 | gv_init (gv, aio_stash, sym, symlen, 0); |
256 | |
412 | |
257 | symlen = snprintf ( |
413 | symlen = snprintf ( |
258 | sym, |
414 | sym, |
259 | sizeof (sym), |
415 | sizeof (sym), |
260 | "%s&=%d", |
416 | "%s&=%d", |
261 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
417 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
262 | req->result |
418 | (int)req->result |
263 | ); |
419 | ); |
264 | |
420 | |
265 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
421 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
266 | fh = (SV *)gv; |
422 | fh = (SV *)gv; |
267 | } |
423 | } |
268 | |
424 | |
269 | PUSHs (fh); |
425 | PUSHs (fh); |
270 | } |
426 | } |
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427 | break; |
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428 | |
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429 | case EIO_STATVFS: |
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430 | case EIO_FSTATVFS: |
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431 | { |
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432 | SV *rv = &PL_sv_undef; |
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433 | |
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434 | if (req->result >= 0) |
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435 | { |
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436 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
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437 | HV *hv = newHV (); |
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438 | |
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439 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
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440 | |
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441 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
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442 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
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443 | hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0); |
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444 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
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445 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
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446 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
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447 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
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448 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
|
|
449 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); |
|
|
450 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
|
|
451 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
|
|
452 | } |
|
|
453 | |
|
|
454 | PUSHs (rv); |
|
|
455 | } |
|
|
456 | |
271 | break; |
457 | break; |
272 | |
458 | |
273 | case EIO_GROUP: |
459 | case EIO_GROUP: |
274 | req->int1 = 2; /* mark group as finished */ |
460 | req->int1 = 2; /* mark group as finished */ |
275 | |
461 | |
… | |
… | |
297 | case EIO_LSTAT: |
483 | case EIO_LSTAT: |
298 | case EIO_FSTAT: |
484 | case EIO_FSTAT: |
299 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
485 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
300 | PL_laststatval = req->result; |
486 | PL_laststatval = req->result; |
301 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
487 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
302 | PUSHs (sv_2mortal (newSViv (req->result))); |
488 | PUSHs (sv_result); |
303 | break; |
489 | break; |
304 | |
490 | |
305 | case EIO_READ: |
491 | case EIO_READ: |
|
|
492 | { |
306 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
493 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
307 | *SvEND (req->sv2) = 0; |
494 | *SvEND (req->sv2) = 0; |
308 | PUSHs (sv_2mortal (newSViv (req->result))); |
495 | SvPOK_only (req->sv2); |
|
|
496 | SvSETMAGIC (req->sv2); |
|
|
497 | PUSHs (sv_result); |
|
|
498 | } |
309 | break; |
499 | break; |
310 | |
500 | |
311 | case EIO_DUP2: |
501 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), su fudge result value */ |
312 | if (req->result > 0) |
502 | if (req->result > 0) |
313 | req->result = 0; |
503 | SvIV_set (sv_result, 0); |
314 | /* FALLTHROUGH */ |
504 | /* FALLTHROUGH */ |
315 | |
505 | |
316 | default: |
506 | default: |
317 | PUSHs (sv_2mortal (newSViv (req->result))); |
507 | PUSHs (sv_result); |
318 | break; |
508 | break; |
319 | } |
509 | } |
320 | |
510 | |
321 | errno = req->errorno; |
511 | errno = req->errorno; |
322 | |
512 | |
323 | PUTBACK; |
513 | PUTBACK; |
324 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
514 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
325 | SPAGAIN; |
515 | SPAGAIN; |
|
|
516 | |
|
|
517 | if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache)) |
|
|
518 | SvREFCNT_dec (sv_result); |
|
|
519 | else |
|
|
520 | sv_result_cache = sv_result; |
326 | |
521 | |
327 | FREETMPS; |
522 | FREETMPS; |
328 | LEAVE; |
523 | LEAVE; |
329 | |
524 | |
330 | PUTBACK; |
525 | PUTBACK; |
… | |
… | |
359 | grp->sv2 = 0; |
554 | grp->sv2 = 0; |
360 | |
555 | |
361 | eio_grp_cancel (grp); |
556 | eio_grp_cancel (grp); |
362 | } |
557 | } |
363 | |
558 | |
364 | #ifdef USE_SOCKETS_AS_HANDLES |
|
|
365 | # define TO_SOCKET(x) (win32_get_osfhandle (x)) |
|
|
366 | #else |
|
|
367 | # define TO_SOCKET(x) (x) |
|
|
368 | #endif |
|
|
369 | |
|
|
370 | static void |
559 | static void |
371 | create_respipe (void) |
560 | create_respipe (void) |
372 | { |
561 | { |
373 | int old_readfd = respipe [0]; |
|
|
374 | |
|
|
375 | if (respipe [1] >= 0) |
|
|
376 | respipe_close (TO_SOCKET (respipe [1])); |
|
|
377 | |
|
|
378 | #ifdef _WIN32 |
|
|
379 | if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe)) |
|
|
380 | #else |
|
|
381 | if (pipe (respipe)) |
562 | if (s_epipe_renew (&respipe)) |
382 | #endif |
|
|
383 | croak ("unable to initialize result pipe"); |
563 | croak ("IO::AIO: unable to initialize result pipe"); |
384 | |
|
|
385 | if (old_readfd >= 0) |
|
|
386 | { |
|
|
387 | if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) |
|
|
388 | croak ("unable to initialize result pipe(2)"); |
|
|
389 | |
|
|
390 | respipe_close (respipe [0]); |
|
|
391 | respipe [0] = old_readfd; |
|
|
392 | } |
|
|
393 | |
|
|
394 | #ifdef _WIN32 |
|
|
395 | int arg = 1; |
|
|
396 | if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg) |
|
|
397 | || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg)) |
|
|
398 | #else |
|
|
399 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) |
|
|
400 | || fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
|
|
401 | #endif |
|
|
402 | croak ("unable to initialize result pipe(3)"); |
|
|
403 | |
|
|
404 | respipe_osf [0] = TO_SOCKET (respipe [0]); |
|
|
405 | respipe_osf [1] = TO_SOCKET (respipe [1]); |
|
|
406 | } |
564 | } |
407 | |
565 | |
408 | static void poll_wait (void) |
566 | static void poll_wait (void) |
409 | { |
567 | { |
410 | fd_set rfd; |
|
|
411 | |
|
|
412 | while (eio_nreqs ()) |
568 | while (eio_nreqs ()) |
413 | { |
569 | { |
414 | int size; |
570 | int size; |
415 | |
571 | |
416 | X_LOCK (reslock); |
572 | X_LOCK (reslock); |
… | |
… | |
420 | if (size) |
576 | if (size) |
421 | return; |
577 | return; |
422 | |
578 | |
423 | etp_maybe_start_thread (); |
579 | etp_maybe_start_thread (); |
424 | |
580 | |
425 | FD_ZERO (&rfd); |
581 | s_epipe_wait (&respipe); |
426 | FD_SET (respipe [0], &rfd); |
|
|
427 | |
|
|
428 | PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); |
|
|
429 | } |
582 | } |
430 | } |
583 | } |
431 | |
584 | |
432 | static int poll_cb (void) |
585 | static int poll_cb (void) |
433 | { |
586 | { |
… | |
… | |
448 | static void atfork_child (void) |
601 | static void atfork_child (void) |
449 | { |
602 | { |
450 | create_respipe (); |
603 | create_respipe (); |
451 | } |
604 | } |
452 | |
605 | |
|
|
606 | /*****************************************************************************/ |
|
|
607 | |
|
|
608 | #if !_POSIX_MAPPED_FILES |
|
|
609 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
|
|
610 | # define munmap(addr,length) (errno = ENOSYS, -1) |
|
|
611 | #endif |
|
|
612 | |
|
|
613 | #define MMAP_MAGIC PERL_MAGIC_ext |
|
|
614 | |
|
|
615 | static int |
|
|
616 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
617 | { |
|
|
618 | int old_errno = errno; |
|
|
619 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
620 | errno = old_errno; |
|
|
621 | |
|
|
622 | mg->mg_obj = 0; /* just in case */ |
|
|
623 | |
|
|
624 | SvREADONLY_off (sv); |
|
|
625 | SvCUR_set (sv, 0); |
|
|
626 | SvLEN_set (sv, 0); |
|
|
627 | SvPVX (sv) = 0; |
|
|
628 | SvOK_off (sv); |
|
|
629 | |
|
|
630 | return 0; |
|
|
631 | } |
|
|
632 | |
|
|
633 | static MGVTBL mmap_vtbl = { |
|
|
634 | 0, 0, 0, 0, mmap_free |
|
|
635 | }; |
|
|
636 | |
|
|
637 | /*****************************************************************************/ |
|
|
638 | |
|
|
639 | static SV * |
|
|
640 | get_cb (SV *cb_sv) |
|
|
641 | { |
|
|
642 | SvGETMAGIC (cb_sv); |
|
|
643 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
|
|
644 | } |
|
|
645 | |
453 | #define dREQ \ |
646 | #define dREQ \ |
|
|
647 | SV *cb_cv; \ |
454 | aio_req req; \ |
648 | aio_req req; \ |
455 | int req_pri = next_pri; \ |
649 | int req_pri = next_pri; \ |
456 | next_pri = EIO_PRI_DEFAULT; \ |
650 | next_pri = EIO_PRI_DEFAULT; \ |
457 | \ |
651 | \ |
458 | if (SvOK (callback) && !SvROK (callback)) \ |
652 | cb_cv = get_cb (callback); \ |
459 | croak ("callback must be undef or of reference type"); \ |
|
|
460 | \ |
653 | \ |
461 | Newz (0, req, 1, eio_req); \ |
654 | Newz (0, req, 1, eio_req); \ |
462 | if (!req) \ |
655 | if (!req) \ |
463 | croak ("out of memory during eio_req allocation"); \ |
656 | croak ("out of memory during eio_req allocation"); \ |
464 | \ |
657 | \ |
465 | req->callback = newSVsv (callback); \ |
658 | req->callback = SvREFCNT_inc (cb_cv); \ |
466 | req->pri = req_pri |
659 | req->pri = req_pri |
467 | |
660 | |
468 | #define REQ_SEND \ |
661 | #define REQ_SEND \ |
|
|
662 | PUTBACK; \ |
469 | req_submit (req); \ |
663 | req_submit (req); \ |
|
|
664 | SPAGAIN; \ |
470 | \ |
665 | \ |
471 | if (GIMME_V != G_VOID) \ |
666 | if (GIMME_V != G_VOID) \ |
472 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
667 | XPUSHs (req_sv (req, aio_req_stash)); |
473 | |
668 | |
474 | MODULE = IO::AIO PACKAGE = IO::AIO |
669 | MODULE = IO::AIO PACKAGE = IO::AIO |
475 | |
670 | |
476 | PROTOTYPES: ENABLE |
671 | PROTOTYPES: ENABLE |
477 | |
672 | |
478 | BOOT: |
673 | BOOT: |
479 | { |
674 | { |
480 | stash = gv_stashpv ("IO::AIO", 1); |
675 | static const struct { |
481 | |
676 | const char *name; |
482 | newCONSTSUB (stash, "EXDEV", newSViv (EXDEV)); |
677 | IV iv; |
483 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
678 | } *civ, const_iv[] = { |
484 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
679 | # define const_niv(name, value) { # name, (IV) value }, |
485 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
680 | # define const_iv(name) { # name, (IV) name }, |
486 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
681 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
|
|
682 | const_iv (EXDEV) |
|
|
683 | const_iv (ENOSYS) |
|
|
684 | const_iv (O_RDONLY) |
|
|
685 | const_iv (O_WRONLY) |
|
|
686 | const_iv (O_RDWR) |
|
|
687 | const_iv (O_CREAT) |
|
|
688 | const_iv (O_TRUNC) |
|
|
689 | const_iv (O_EXCL) |
|
|
690 | const_iv (O_APPEND) |
487 | #ifndef _WIN32 |
691 | #ifndef _WIN32 |
488 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
692 | const_iv (S_IFIFO) |
489 | #endif |
693 | #endif |
|
|
694 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
695 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
696 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
697 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
698 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
699 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
490 | |
700 | |
|
|
701 | const_iv (ST_RDONLY) |
|
|
702 | const_iv (ST_NOSUID) |
|
|
703 | const_iv (ST_NODEV) |
|
|
704 | const_iv (ST_NOEXEC) |
|
|
705 | const_iv (ST_SYNCHRONOUS) |
|
|
706 | const_iv (ST_MANDLOCK) |
|
|
707 | const_iv (ST_WRITE) |
|
|
708 | const_iv (ST_APPEND) |
|
|
709 | const_iv (ST_IMMUTABLE) |
|
|
710 | const_iv (ST_NOATIME) |
|
|
711 | const_iv (ST_NODIRATIME) |
|
|
712 | const_iv (ST_RELATIME) |
|
|
713 | |
|
|
714 | const_iv (PROT_EXEC) |
|
|
715 | const_iv (PROT_NONE) |
|
|
716 | const_iv (PROT_READ) |
|
|
717 | const_iv (PROT_WRITE) |
|
|
718 | |
|
|
719 | /*const_iv (MAP_FIXED)*/ |
|
|
720 | const_iv (MAP_PRIVATE) |
|
|
721 | const_iv (MAP_SHARED) |
|
|
722 | const_iv (MAP_ANONYMOUS) |
|
|
723 | |
|
|
724 | /* linuxish */ |
|
|
725 | const_iv (MAP_HUGETLB) |
|
|
726 | const_iv (MAP_LOCKED) |
|
|
727 | const_iv (MAP_NORESERVE) |
|
|
728 | const_iv (MAP_POPULATE) |
|
|
729 | const_iv (MAP_NONBLOCK) |
|
|
730 | |
|
|
731 | const_iv (MCL_FUTURE) |
|
|
732 | const_iv (MCL_CURRENT) |
|
|
733 | |
|
|
734 | const_eio (MS_ASYNC) |
|
|
735 | const_eio (MS_INVALIDATE) |
|
|
736 | const_eio (MS_SYNC) |
|
|
737 | |
|
|
738 | const_eio (MT_MODIFY) |
|
|
739 | |
|
|
740 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
|
|
741 | const_eio (SYNC_FILE_RANGE_WRITE) |
|
|
742 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
|
|
743 | |
|
|
744 | const_eio (READDIR_DENTS) |
|
|
745 | const_eio (READDIR_DIRS_FIRST) |
|
|
746 | const_eio (READDIR_STAT_ORDER) |
|
|
747 | const_eio (READDIR_FOUND_UNKNOWN) |
|
|
748 | |
|
|
749 | const_eio (DT_UNKNOWN) |
|
|
750 | const_eio (DT_FIFO) |
|
|
751 | const_eio (DT_CHR) |
|
|
752 | const_eio (DT_DIR) |
|
|
753 | const_eio (DT_BLK) |
|
|
754 | const_eio (DT_REG) |
|
|
755 | const_eio (DT_LNK) |
|
|
756 | const_eio (DT_SOCK) |
|
|
757 | const_eio (DT_WHT) |
|
|
758 | }; |
|
|
759 | |
|
|
760 | aio_stash = gv_stashpv ("IO::AIO" , 1); |
|
|
761 | aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); |
|
|
762 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
|
|
763 | |
|
|
764 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
|
|
765 | newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); |
|
|
766 | |
|
|
767 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
|
|
768 | |
491 | create_respipe (); |
769 | create_respipe (); |
492 | |
770 | |
493 | if (eio_init (want_poll, done_poll) < 0) |
771 | if (eio_init (want_poll, done_poll) < 0) |
494 | croak ("IO::AIO: unable to initialise eio library"); |
772 | croak ("IO::AIO: unable to initialise eio library"); |
495 | |
773 | |
496 | /* atfork child called in fifo order, so before eio's handler */ |
774 | /* atfork child called in fifo order, so before eio's handler */ |
497 | X_THREAD_ATFORK (0, 0, atfork_child); |
775 | X_THREAD_ATFORK (0, 0, atfork_child); |
498 | } |
776 | } |
499 | |
777 | |
500 | void |
778 | void |
501 | max_poll_reqs (int nreqs) |
779 | max_poll_reqs (int nreqs) |
502 | PROTOTYPE: $ |
780 | PROTOTYPE: $ |
… | |
… | |
555 | ALIAS: |
833 | ALIAS: |
556 | aio_fsync = EIO_FSYNC |
834 | aio_fsync = EIO_FSYNC |
557 | aio_fdatasync = EIO_FDATASYNC |
835 | aio_fdatasync = EIO_FDATASYNC |
558 | PPCODE: |
836 | PPCODE: |
559 | { |
837 | { |
|
|
838 | int fd = s_fileno_croak (fh, 0); |
560 | dREQ; |
839 | dREQ; |
561 | |
840 | |
562 | req->type = ix; |
841 | req->type = ix; |
563 | req->sv1 = newSVsv (fh); |
842 | req->sv1 = newSVsv (fh); |
564 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
843 | req->int1 = fd; |
|
|
844 | |
|
|
845 | REQ_SEND (req); |
|
|
846 | } |
|
|
847 | |
|
|
848 | void |
|
|
849 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
|
|
850 | PROTOTYPE: $$$$;$ |
|
|
851 | PPCODE: |
|
|
852 | { |
|
|
853 | int fd = s_fileno_croak (fh, 0); |
|
|
854 | dREQ; |
|
|
855 | |
|
|
856 | req->type = EIO_SYNC_FILE_RANGE; |
|
|
857 | req->sv1 = newSVsv (fh); |
|
|
858 | req->int1 = fd; |
|
|
859 | req->offs = offset; |
|
|
860 | req->size = nbytes; |
|
|
861 | req->int2 = flags; |
565 | |
862 | |
566 | REQ_SEND (req); |
863 | REQ_SEND (req); |
567 | } |
864 | } |
568 | |
865 | |
569 | void |
866 | void |
570 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
867 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
571 | PROTOTYPE: $;$ |
868 | PROTOTYPE: $;$ |
572 | PPCODE: |
869 | PPCODE: |
573 | { |
870 | { |
574 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
871 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
|
|
872 | int fd = s_fileno_croak (fh, 0); |
575 | dREQ; |
873 | dREQ; |
576 | |
874 | |
577 | if (close_pipe < 0) |
875 | if (close_pipe < 0) |
578 | { |
876 | { |
579 | int pipefd [2]; |
877 | int pipefd [2]; |
… | |
… | |
587 | } |
885 | } |
588 | |
886 | |
589 | req->type = EIO_DUP2; |
887 | req->type = EIO_DUP2; |
590 | req->int1 = close_pipe; |
888 | req->int1 = close_pipe; |
591 | req->sv2 = newSVsv (fh); |
889 | req->sv2 = newSVsv (fh); |
592 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
890 | req->int2 = fd; |
593 | |
891 | |
594 | REQ_SEND (req); |
892 | REQ_SEND (req); |
595 | } |
893 | } |
596 | |
894 | |
597 | void |
895 | void |
… | |
… | |
601 | aio_write = EIO_WRITE |
899 | aio_write = EIO_WRITE |
602 | PROTOTYPE: $$$$$;$ |
900 | PROTOTYPE: $$$$$;$ |
603 | PPCODE: |
901 | PPCODE: |
604 | { |
902 | { |
605 | STRLEN svlen; |
903 | STRLEN svlen; |
|
|
904 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
606 | char *svptr = SvPVbyte (data, svlen); |
905 | char *svptr = SvPVbyte (data, svlen); |
607 | UV len = SvUV (length); |
906 | UV len = SvUV (length); |
608 | |
|
|
609 | SvUPGRADE (data, SVt_PV); |
|
|
610 | SvPOK_on (data); |
|
|
611 | |
907 | |
612 | if (dataoffset < 0) |
908 | if (dataoffset < 0) |
613 | dataoffset += svlen; |
909 | dataoffset += svlen; |
614 | |
910 | |
615 | if (dataoffset < 0 || dataoffset > svlen) |
911 | if (dataoffset < 0 || dataoffset > svlen) |
… | |
… | |
621 | if (!SvOK (length) || len + dataoffset > svlen) |
917 | if (!SvOK (length) || len + dataoffset > svlen) |
622 | len = svlen - dataoffset; |
918 | len = svlen - dataoffset; |
623 | } |
919 | } |
624 | else |
920 | else |
625 | { |
921 | { |
626 | /* read: grow scalar as necessary */ |
922 | /* read: check type and grow scalar as necessary */ |
|
|
923 | SvUPGRADE (data, SVt_PV); |
627 | svptr = SvGROW (data, len + dataoffset + 1); |
924 | svptr = SvGROW (data, len + dataoffset + 1); |
628 | } |
925 | } |
629 | |
926 | |
630 | if (len < 0) |
|
|
631 | croak ("length must not be negative"); |
|
|
632 | |
|
|
633 | { |
927 | { |
634 | dREQ; |
928 | dREQ; |
635 | |
929 | |
636 | req->type = ix; |
930 | req->type = ix; |
637 | req->sv1 = newSVsv (fh); |
931 | req->sv1 = newSVsv (fh); |
638 | req->int1 = PerlIO_fileno (ix == EIO_READ ? IoIFP (sv_2io (fh)) |
932 | req->int1 = fd; |
639 | : IoOFP (sv_2io (fh))); |
|
|
640 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
933 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
641 | req->size = len; |
934 | req->size = len; |
642 | req->sv2 = SvREFCNT_inc (data); |
935 | req->sv2 = SvREFCNT_inc (data); |
643 | req->ptr2 = (char *)svptr + dataoffset; |
936 | req->ptr2 = (char *)svptr + dataoffset; |
644 | req->stroffset = dataoffset; |
937 | req->stroffset = dataoffset; |
… | |
… | |
667 | |
960 | |
668 | REQ_SEND; |
961 | REQ_SEND; |
669 | } |
962 | } |
670 | |
963 | |
671 | void |
964 | void |
672 | aio_sendfile (SV *out_fh, SV *in_fh, SV *in_offset, UV length, SV *callback=&PL_sv_undef) |
965 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
673 | PROTOTYPE: $$$$;$ |
966 | PROTOTYPE: $$$$;$ |
674 | PPCODE: |
967 | PPCODE: |
675 | { |
968 | { |
|
|
969 | int ifd = s_fileno_croak (in_fh , 0); |
|
|
970 | int ofd = s_fileno_croak (out_fh, 1); |
676 | dREQ; |
971 | dREQ; |
677 | |
972 | |
678 | req->type = EIO_SENDFILE; |
973 | req->type = EIO_SENDFILE; |
679 | req->sv1 = newSVsv (out_fh); |
974 | req->sv1 = newSVsv (out_fh); |
680 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh))); |
975 | req->int1 = ofd; |
681 | req->sv2 = newSVsv (in_fh); |
976 | req->sv2 = newSVsv (in_fh); |
682 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh))); |
977 | req->int2 = ifd; |
683 | req->offs = SvVAL64 (in_offset); |
978 | req->offs = in_offset; |
684 | req->size = length; |
979 | req->size = length; |
685 | |
980 | |
686 | REQ_SEND; |
981 | REQ_SEND; |
687 | } |
982 | } |
688 | |
983 | |
689 | void |
984 | void |
690 | aio_readahead (SV *fh, SV *offset, IV length, SV *callback=&PL_sv_undef) |
985 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
691 | PROTOTYPE: $$$;$ |
986 | PROTOTYPE: $$$;$ |
692 | PPCODE: |
987 | PPCODE: |
693 | { |
988 | { |
|
|
989 | int fd = s_fileno_croak (fh, 0); |
694 | dREQ; |
990 | dREQ; |
695 | |
991 | |
696 | req->type = EIO_READAHEAD; |
992 | req->type = EIO_READAHEAD; |
697 | req->sv1 = newSVsv (fh); |
993 | req->sv1 = newSVsv (fh); |
698 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
994 | req->int1 = fd; |
699 | req->offs = SvVAL64 (offset); |
995 | req->offs = offset; |
700 | req->size = length; |
996 | req->size = length; |
701 | |
997 | |
702 | REQ_SEND; |
998 | REQ_SEND; |
703 | } |
999 | } |
704 | |
1000 | |
705 | void |
1001 | void |
706 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
1002 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
707 | ALIAS: |
1003 | ALIAS: |
708 | aio_stat = EIO_STAT |
1004 | aio_stat = EIO_STAT |
709 | aio_lstat = EIO_LSTAT |
1005 | aio_lstat = EIO_LSTAT |
|
|
1006 | aio_statvfs = EIO_STATVFS |
710 | PPCODE: |
1007 | PPCODE: |
711 | { |
1008 | { |
712 | dREQ; |
1009 | dREQ; |
713 | |
1010 | |
714 | req->sv1 = newSVsv (fh_or_path); |
1011 | req->sv1 = newSVsv (fh_or_path); |
… | |
… | |
718 | req->type = ix; |
1015 | req->type = ix; |
719 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1016 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
720 | } |
1017 | } |
721 | else |
1018 | else |
722 | { |
1019 | { |
723 | req->type = EIO_FSTAT; |
1020 | req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT; |
724 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
1021 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
725 | } |
1022 | } |
726 | |
1023 | |
727 | REQ_SEND; |
1024 | REQ_SEND; |
728 | } |
1025 | } |
… | |
… | |
823 | |
1120 | |
824 | REQ_SEND; |
1121 | REQ_SEND; |
825 | } |
1122 | } |
826 | |
1123 | |
827 | void |
1124 | void |
|
|
1125 | aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) |
|
|
1126 | PPCODE: |
|
|
1127 | { |
|
|
1128 | dREQ; |
|
|
1129 | |
|
|
1130 | req->type = EIO_READDIR; |
|
|
1131 | req->sv1 = newSVsv (pathname); |
|
|
1132 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1133 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
|
|
1134 | |
|
|
1135 | if (flags & EIO_READDIR_DENTS) |
|
|
1136 | req->int1 |= EIO_READDIR_CUSTOM2; |
|
|
1137 | |
|
|
1138 | REQ_SEND; |
|
|
1139 | } |
|
|
1140 | |
|
|
1141 | void |
828 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
1142 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
829 | ALIAS: |
1143 | ALIAS: |
830 | aio_unlink = EIO_UNLINK |
1144 | aio_unlink = EIO_UNLINK |
831 | aio_rmdir = EIO_RMDIR |
1145 | aio_rmdir = EIO_RMDIR |
832 | aio_readdir = EIO_READDIR |
1146 | aio_readdir = EIO_READDIR |
… | |
… | |
874 | |
1188 | |
875 | REQ_SEND; |
1189 | REQ_SEND; |
876 | } |
1190 | } |
877 | |
1191 | |
878 | void |
1192 | void |
|
|
1193 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
|
|
1194 | ALIAS: |
|
|
1195 | aio_mtouch = EIO_MTOUCH |
|
|
1196 | aio_msync = EIO_MSYNC |
|
|
1197 | PROTOTYPE: $$$$;$ |
|
|
1198 | PPCODE: |
|
|
1199 | { |
|
|
1200 | STRLEN svlen; |
|
|
1201 | UV len = SvUV (length); |
|
|
1202 | char *svptr = SvPVbyte (data, svlen); |
|
|
1203 | |
|
|
1204 | if (offset < 0) |
|
|
1205 | offset += svlen; |
|
|
1206 | |
|
|
1207 | if (offset < 0 || offset > svlen) |
|
|
1208 | croak ("offset outside of scalar"); |
|
|
1209 | |
|
|
1210 | if (!SvOK (length) || len + offset > svlen) |
|
|
1211 | len = svlen - offset; |
|
|
1212 | |
|
|
1213 | { |
|
|
1214 | dREQ; |
|
|
1215 | |
|
|
1216 | req->type = ix; |
|
|
1217 | req->size = len; |
|
|
1218 | req->sv2 = SvREFCNT_inc (data); |
|
|
1219 | req->ptr2 = (char *)svptr + offset; |
|
|
1220 | req->int1 = flags; |
|
|
1221 | |
|
|
1222 | REQ_SEND; |
|
|
1223 | } |
|
|
1224 | } |
|
|
1225 | |
|
|
1226 | void |
879 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1227 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
880 | PPCODE: |
1228 | PPCODE: |
881 | { |
1229 | { |
882 | dREQ; |
1230 | dREQ; |
883 | |
1231 | |
… | |
… | |
894 | { |
1242 | { |
895 | dREQ; |
1243 | dREQ; |
896 | |
1244 | |
897 | req->type = EIO_GROUP; |
1245 | req->type = EIO_GROUP; |
898 | |
1246 | |
899 | eio_submit (req); |
1247 | req_submit (req); |
900 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1248 | XPUSHs (req_sv (req, aio_grp_stash)); |
901 | } |
1249 | } |
902 | |
1250 | |
903 | void |
1251 | void |
904 | aio_nop (SV *callback=&PL_sv_undef) |
1252 | aio_nop (SV *callback=&PL_sv_undef) |
905 | ALIAS: |
1253 | ALIAS: |
… | |
… | |
957 | |
1305 | |
958 | int |
1306 | int |
959 | poll_fileno() |
1307 | poll_fileno() |
960 | PROTOTYPE: |
1308 | PROTOTYPE: |
961 | CODE: |
1309 | CODE: |
962 | RETVAL = respipe [0]; |
1310 | RETVAL = s_epipe_fd (&respipe); |
963 | OUTPUT: |
1311 | OUTPUT: |
964 | RETVAL |
1312 | RETVAL |
965 | |
1313 | |
966 | int |
1314 | int |
967 | poll_cb(...) |
1315 | poll_cb(...) |
… | |
… | |
1007 | CODE: |
1355 | CODE: |
1008 | RETVAL = eio_nthreads (); |
1356 | RETVAL = eio_nthreads (); |
1009 | OUTPUT: |
1357 | OUTPUT: |
1010 | RETVAL |
1358 | RETVAL |
1011 | |
1359 | |
|
|
1360 | int |
|
|
1361 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
|
|
1362 | PROTOTYPE: $$$$ |
|
|
1363 | CODE: |
|
|
1364 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
|
|
1365 | RETVAL = posix_fadvise (fh, offset, length, advice); |
|
|
1366 | #else |
|
|
1367 | RETVAL = errno = ENOSYS; /* yes, this is actually correct */ |
|
|
1368 | #endif |
|
|
1369 | OUTPUT: |
|
|
1370 | RETVAL |
|
|
1371 | |
|
|
1372 | ssize_t |
|
|
1373 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
|
|
1374 | PROTOTYPE: $$$$ |
|
|
1375 | CODE: |
|
|
1376 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
|
|
1377 | OUTPUT: |
|
|
1378 | RETVAL |
|
|
1379 | |
|
|
1380 | void |
|
|
1381 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
|
|
1382 | PROTOTYPE: $$$$$;$ |
|
|
1383 | PPCODE: |
|
|
1384 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1385 | { |
|
|
1386 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
|
|
1387 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
|
|
1388 | if (addr == (void *)-1) |
|
|
1389 | XSRETURN_NO; |
|
|
1390 | |
|
|
1391 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
1392 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
|
|
1393 | ->mg_obj = (SV *)length; |
|
|
1394 | |
|
|
1395 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1396 | if (!(prot & PROT_WRITE)) |
|
|
1397 | SvREADONLY_on (scalar); |
|
|
1398 | |
|
|
1399 | SvPVX (scalar) = (char *)addr; |
|
|
1400 | SvCUR_set (scalar, length); |
|
|
1401 | SvLEN_set (scalar, 0); |
|
|
1402 | SvPOK_only (scalar); |
|
|
1403 | |
|
|
1404 | XSRETURN_YES; |
|
|
1405 | } |
|
|
1406 | |
|
|
1407 | void |
|
|
1408 | munmap (SV *scalar) |
|
|
1409 | PROTOTYPE: $ |
|
|
1410 | CODE: |
|
|
1411 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1412 | |
|
|
1413 | int |
|
|
1414 | mlockall (int flags) |
|
|
1415 | PROTOTYPE: $ |
|
|
1416 | CODE: |
|
|
1417 | #if _POSIX_MEMLOCK |
|
|
1418 | #if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7 |
|
|
1419 | extern int mallopt (int, int); |
|
|
1420 | mallopt (-6, 238); /* http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=473812 */ |
|
|
1421 | #endif |
|
|
1422 | mlockall (flags); |
|
|
1423 | #else |
|
|
1424 | RETVAL = -1; |
|
|
1425 | errno = ENOSYS; |
|
|
1426 | #endif |
|
|
1427 | OUTPUT: |
|
|
1428 | RETVAL |
|
|
1429 | |
|
|
1430 | int |
|
|
1431 | munlockall () |
|
|
1432 | PROTOTYPE: |
|
|
1433 | CODE: |
|
|
1434 | #if _POSIX_MEMLOCK |
|
|
1435 | munlockall (); |
|
|
1436 | #else |
|
|
1437 | RETVAL = -1; |
|
|
1438 | errno = ENOSYS; |
|
|
1439 | #endif |
|
|
1440 | OUTPUT: |
|
|
1441 | RETVAL |
|
|
1442 | |
1012 | void _on_next_submit (SV *cb) |
1443 | void _on_next_submit (SV *cb) |
1013 | CODE: |
1444 | CODE: |
1014 | SvREFCNT_dec (on_next_submit); |
1445 | SvREFCNT_dec (on_next_submit); |
1015 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1446 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1016 | |
1447 | |
… | |
… | |
1023 | CODE: |
1454 | CODE: |
1024 | eio_cancel (req); |
1455 | eio_cancel (req); |
1025 | |
1456 | |
1026 | void |
1457 | void |
1027 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
1458 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
1028 | CODE: |
1459 | PPCODE: |
|
|
1460 | { |
|
|
1461 | if (GIMME_V != G_VOID) |
|
|
1462 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
|
|
1463 | |
|
|
1464 | if (items > 1) |
|
|
1465 | { |
|
|
1466 | SV *cb_cv =get_cb (callback); |
|
|
1467 | |
1029 | SvREFCNT_dec (req->callback); |
1468 | SvREFCNT_dec (req->callback); |
1030 | req->callback = newSVsv (callback); |
1469 | req->callback = SvREFCNT_inc (cb_cv); |
|
|
1470 | } |
|
|
1471 | } |
1031 | |
1472 | |
1032 | MODULE = IO::AIO PACKAGE = IO::AIO::GRP |
1473 | MODULE = IO::AIO PACKAGE = IO::AIO::GRP |
1033 | |
1474 | |
1034 | void |
1475 | void |
1035 | add (aio_req grp, ...) |
1476 | add (aio_req grp, ...) |
… | |
… | |
1067 | AV *av; |
1508 | AV *av; |
1068 | |
1509 | |
1069 | grp->errorno = errno; |
1510 | grp->errorno = errno; |
1070 | |
1511 | |
1071 | av = newAV (); |
1512 | av = newAV (); |
|
|
1513 | av_extend (av, items - 1); |
1072 | |
1514 | |
1073 | for (i = 1; i < items; ++i ) |
1515 | for (i = 1; i < items; ++i ) |
1074 | av_push (av, newSVsv (ST (i))); |
1516 | av_push (av, newSVsv (ST (i))); |
1075 | |
1517 | |
1076 | SvREFCNT_dec (grp->sv1); |
1518 | SvREFCNT_dec (grp->sv1); |
… | |
… | |
1090 | void |
1532 | void |
1091 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
1533 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
1092 | CODE: |
1534 | CODE: |
1093 | { |
1535 | { |
1094 | SvREFCNT_dec (grp->sv2); |
1536 | SvREFCNT_dec (grp->sv2); |
1095 | grp->sv2 = newSVsv (callback); |
1537 | grp->sv2 = newSVsv (callback); |
|
|
1538 | grp->feed = aio_grp_feed; |
1096 | |
1539 | |
1097 | if (grp->int2 <= 0) |
1540 | if (grp->int2 <= 0) |
1098 | grp->int2 = 2; |
1541 | grp->int2 = 2; |
1099 | |
1542 | |
1100 | eio_grp_limit (grp, grp->int2); |
1543 | eio_grp_limit (grp, grp->int2); |