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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> |
14 | #include <limits.h> |
16 | #include <limits.h> |
15 | #include <fcntl.h> |
17 | #include <fcntl.h> |
16 | #include <sched.h> |
18 | #include <sched.h> |
17 | |
19 | |
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20 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
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21 | # include <sys/mman.h> |
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22 | #endif |
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23 | |
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24 | #if __linux__ |
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25 | # include <linux/fs.h> |
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26 | # ifdef FS_IOC_FIEMAP |
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27 | # include <linux/types.h> |
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28 | # include <linux/fiemap.h> |
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29 | # define HAVE_FIEMAP 1 |
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30 | # endif |
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31 | #endif |
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32 | |
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33 | /* perl namespace pollution */ |
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34 | #undef VERSION |
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35 | |
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36 | /* perl stupidly overrides readdir and maybe others */ |
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37 | /* with thread-unsafe versions, imagine that :( */ |
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38 | #undef readdir |
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39 | #undef opendir |
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40 | #undef closedir |
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41 | |
18 | #ifdef _WIN32 |
42 | #ifdef _WIN32 |
19 | |
43 | |
20 | # define EIO_STRUCT_DIRENT Direntry_t |
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21 | # undef malloc |
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22 | # undef free |
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23 | |
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24 | // perl overrides all those nice win32 functions |
44 | // perl overrides all those nice libc functions |
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45 | |
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46 | #undef malloc |
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47 | #undef free |
25 | # undef open |
48 | #undef open |
26 | # undef read |
49 | #undef read |
27 | # undef write |
50 | #undef write |
28 | # undef send |
51 | #undef send |
29 | # undef recv |
52 | #undef recv |
30 | # undef stat |
53 | #undef stat |
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54 | #undef lstat |
31 | # undef fstat |
55 | #undef fstat |
32 | # define lstat stat |
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33 | # undef truncate |
56 | #undef truncate |
34 | # undef ftruncate |
57 | #undef ftruncate |
35 | # undef open |
58 | #undef open |
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59 | #undef link |
36 | # undef close |
60 | #undef close |
37 | # undef unlink |
61 | #undef unlink |
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62 | #undef mkdir |
38 | # undef rmdir |
63 | #undef rmdir |
39 | # undef rename |
64 | #undef rename |
40 | # undef lseek |
65 | #undef lseek |
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66 | #undef opendir |
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67 | #undef readdir |
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68 | #undef closedir |
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69 | #undef chmod |
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70 | #undef fchmod |
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71 | #undef dup |
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72 | #undef dup2 |
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73 | #undef abort |
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74 | #undef pipe |
41 | |
75 | |
42 | # define chown(a,b,c) (errno = ENOSYS, -1) |
76 | #define EIO_STRUCT_STAT struct _stati64 |
43 | # define fchown(a,b,c) (errno = ENOSYS, -1) |
77 | #define EIO_STRUCT_STATI64 |
44 | # define fchmod(a,b) (errno = ENOSYS, -1) |
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45 | # define symlink(a,b) (errno = ENOSYS, -1) |
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46 | # define readlink(a,b,c) (errno = ENOSYS, -1) |
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47 | # define mknod(a,b,c) (errno = ENOSYS, -1) |
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48 | # define truncate(a,b) (errno = ENOSYS, -1) |
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49 | # define ftruncate(fd,o) chsize ((fd), (o)) |
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50 | # define fsync(fd) _commit (fd) |
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51 | # define opendir(fd) (errno = ENOSYS, 0) |
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52 | # define readdir(fd) (errno = ENOSYS, -1) |
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53 | # define closedir(fd) (errno = ENOSYS, -1) |
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54 | # define mkdir(a,b) mkdir (a) |
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55 | |
78 | |
56 | #else |
79 | #else |
57 | |
80 | |
58 | # include <sys/time.h> |
81 | #include <sys/time.h> |
59 | # include <sys/select.h> |
82 | #include <sys/select.h> |
60 | # include <unistd.h> |
83 | #include <unistd.h> |
61 | # include <utime.h> |
84 | #include <utime.h> |
62 | # include <signal.h> |
85 | #include <signal.h> |
63 | # define EIO_STRUCT_DIRENT struct dirent |
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64 | |
86 | |
65 | #endif |
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66 | |
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67 | #define EIO_STRUCT_STAT Stat_t |
87 | #define EIO_STRUCT_STAT Stat_t |
68 | |
88 | |
69 | /* use NV for 32 bit perls as it allows larger offsets */ |
89 | #endif |
70 | #if IVSIZE >= 8 |
90 | |
71 | # define SvVAL64 SvIV |
91 | /*****************************************************************************/ |
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92 | |
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93 | #if __GNUC__ >= 3 |
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94 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
72 | #else |
95 | #else |
73 | # define SvVAL64 SvNV |
96 | # define expect(expr,value) (expr) |
74 | #endif |
97 | #endif |
75 | |
98 | |
76 | static HV *stash; |
99 | #define expect_false(expr) expect ((expr) != 0, 0) |
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100 | #define expect_true(expr) expect ((expr) != 0, 1) |
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101 | |
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102 | /*****************************************************************************/ |
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103 | |
77 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
104 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
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105 | typedef int aio_rfd; /* read file desriptor */ |
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106 | typedef int aio_wfd; /* write file descriptor */ |
78 | |
107 | |
79 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
108 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash; |
80 | #define AIO_GRP_KLASS "IO::AIO::GRP" |
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81 | |
109 | |
82 | #define EIO_COMMON \ |
110 | #define EIO_REQ_MEMBERS \ |
83 | SV *callback; \ |
111 | SV *callback; \ |
84 | SV *sv1, *sv2; \ |
112 | SV *sv1, *sv2; \ |
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113 | SV *sv3, *sv4; \ |
85 | STRLEN stroffset; \ |
114 | STRLEN stroffset; \ |
86 | SV *self |
115 | SV *self; |
87 | |
116 | |
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117 | #define EIO_NO_WRAPPERS 1 |
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118 | |
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119 | #include "libeio/config.h" |
88 | #include "libeio/eio.h" |
120 | #include "libeio/eio.h" |
89 | |
121 | |
90 | static int req_invoke (eio_req *req); |
122 | static int req_invoke (eio_req *req); |
91 | #define EIO_FINISH(req) req_invoke (req) |
123 | #define EIO_FINISH(req) req_invoke (req) |
92 | static void aio_grp_feed (eio_req *grp); |
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93 | #define EIO_FEED(req) aio_grp_feed (req) |
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94 | static void req_destroy (eio_req *grp); |
124 | static void req_destroy (eio_req *grp); |
95 | #define EIO_DESTROY(req) req_destroy (req) |
125 | #define EIO_DESTROY(req) req_destroy (req) |
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126 | |
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127 | #include "libeio/eio.c" |
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128 | |
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129 | #if !HAVE_POSIX_FADVISE |
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130 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
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131 | #endif |
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132 | |
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133 | #if !HAVE_POSIX_MADVISE |
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134 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
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135 | #endif |
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136 | |
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137 | #ifndef MAP_ANONYMOUS |
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138 | # ifdef MAP_ANON |
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139 | # define MAP_ANONYMOUS MAP_ANON |
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140 | # else |
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141 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
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142 | # endif |
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143 | #endif |
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144 | |
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145 | /* defines all sorts of constants to 0 unless they are already defined */ |
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146 | #include "def0.h" |
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147 | |
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148 | #ifndef makedev |
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149 | # define makedev(maj,min) (((maj) << 8) | (min)) |
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150 | #endif |
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151 | #ifndef major |
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152 | # define major(dev) ((dev) >> 8) |
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153 | #endif |
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154 | #ifndef minor |
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155 | # define minor(dev) ((dev) & 0xff) |
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156 | #endif |
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157 | |
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158 | #ifndef PAGESIZE |
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159 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
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160 | #endif |
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161 | |
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162 | /*****************************************************************************/ |
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163 | |
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164 | static void |
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165 | fiemap (eio_req *req) |
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166 | { |
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167 | req->result = -1; |
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168 | |
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169 | #if HAVE_FIEMAP |
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170 | int count = req->int3; |
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171 | |
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172 | /* heuristic: first try with 72 extents if we don't know how many, */ |
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173 | /* as most files have (hopefully) fewer than this many extents */ |
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174 | /* in fact, most should have <= 2, so the 72 below is probably overkill */ |
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175 | if (count < 0) |
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176 | count = 72; /* for what it's worth, 72 extents fit nicely into 4kb */ |
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177 | |
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178 | for (;;) |
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179 | { |
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180 | struct fiemap *fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); |
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181 | errno = ENOMEM; |
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182 | if (!fiemap) |
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183 | return; |
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184 | |
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185 | req->ptr1 = fiemap; |
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186 | req->flags |= EIO_FLAG_PTR1_FREE; |
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187 | |
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188 | fiemap->fm_start = req->offs; |
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189 | fiemap->fm_length = req->size; |
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190 | fiemap->fm_flags = req->int2; |
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191 | fiemap->fm_extent_count = count; |
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192 | |
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193 | if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap)) |
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194 | return; |
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195 | |
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196 | if (req->int3 >= 0) |
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197 | break; /* when not autosizing we are done */ |
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198 | |
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199 | if (fiemap->fm_mapped_extents < count) |
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200 | /* either autosizing succeeded, |
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201 | * or the file had no extents |
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202 | * or we luckily had enough space */ |
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203 | break; |
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204 | |
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205 | /* some kernels overwrite fm_length, so just reset everything */ |
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206 | fiemap->fm_start = req->offs; |
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207 | fiemap->fm_length = req->size; |
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208 | fiemap->fm_flags = req->int2; |
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209 | fiemap->fm_extent_count = 0; |
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210 | |
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211 | if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap)) |
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212 | return; |
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213 | |
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214 | /* to work around a kernel bug, we allocate one more */ |
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215 | count = fiemap->fm_mapped_extents + 1; |
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216 | |
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217 | free (fiemap); |
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218 | } |
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219 | |
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220 | req->result = 0; |
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221 | |
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222 | #else |
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223 | errno = ENOSYS; |
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224 | #endif |
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225 | } |
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226 | |
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227 | /*****************************************************************************/ |
96 | |
228 | |
97 | enum { |
229 | enum { |
98 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
230 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
99 | }; |
231 | }; |
100 | |
232 | |
101 | #include "libeio/eio.c" |
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102 | |
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103 | typedef eio_req *aio_req; |
233 | typedef eio_req *aio_req; |
104 | typedef eio_req *aio_req_ornot; |
234 | typedef eio_req *aio_req_ornot; |
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235 | typedef eio_wd aio_wd; |
105 | |
236 | |
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237 | static SV *on_next_submit; |
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238 | static int next_pri = EIO_PRI_DEFAULT; |
106 | static int max_outstanding = 0; |
239 | static int max_outstanding; |
107 | |
240 | |
108 | static int next_pri = EIO_DEFAULT_PRI + EIO_PRI_BIAS; |
241 | static s_epipe respipe; |
109 | |
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110 | static int respipe_osf [2], respipe [2] = { -1, -1 }; |
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111 | |
242 | |
112 | static void req_destroy (aio_req req); |
243 | static void req_destroy (aio_req req); |
113 | static void req_cancel (aio_req req); |
244 | static void req_cancel (aio_req req); |
114 | |
245 | |
115 | static void want_poll (void) |
246 | static void |
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247 | want_poll (void) |
116 | { |
248 | { |
117 | /* write a dummy byte to the pipe so fh becomes ready */ |
249 | /* write a dummy byte to the pipe so fh becomes ready */ |
118 | respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); |
250 | s_epipe_signal (&respipe); |
119 | } |
251 | } |
120 | |
252 | |
121 | static void done_poll (void) |
253 | static void |
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254 | done_poll (void) |
122 | { |
255 | { |
123 | /* read any signals sent by the worker threads */ |
256 | /* read any signals sent by the worker threads */ |
124 | char buf [4]; |
257 | s_epipe_drain (&respipe); |
125 | while (respipe_read (respipe [0], buf, 4) == 4) |
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126 | ; |
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127 | } |
258 | } |
128 | |
259 | |
129 | /* must be called at most once */ |
260 | /* must be called at most once */ |
130 | static SV *req_sv (aio_req req, const char *klass) |
261 | static SV * |
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262 | req_sv (aio_req req, HV *stash) |
131 | { |
263 | { |
132 | if (!req->self) |
264 | if (!req->self) |
133 | { |
265 | { |
134 | req->self = (SV *)newHV (); |
266 | req->self = (SV *)newHV (); |
135 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
267 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
136 | } |
268 | } |
137 | |
269 | |
138 | return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); |
270 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
139 | } |
271 | } |
140 | |
272 | |
141 | static aio_req SvAIO_REQ (SV *sv) |
273 | static SV * |
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274 | newSVaio_wd (aio_wd wd) |
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275 | { |
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276 | return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash); |
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277 | } |
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278 | |
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279 | static aio_req |
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280 | SvAIO_REQ (SV *sv) |
142 | { |
281 | { |
143 | MAGIC *mg; |
282 | MAGIC *mg; |
144 | |
283 | |
145 | if (!sv_derived_from (sv, AIO_REQ_KLASS) || !SvROK (sv)) |
284 | if (!SvROK (sv) |
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285 | /* for speed reasons, we do not verify that SvROK actually has a stash ptr */ |
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286 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
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287 | && SvSTASH (SvRV (sv)) != aio_req_stash |
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288 | && !sv_derived_from (sv, "IO::AIO::REQ"))) |
146 | croak ("object of class " AIO_REQ_KLASS " expected"); |
289 | croak ("object of class IO::AIO::REQ expected"); |
147 | |
290 | |
148 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
291 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
149 | |
292 | |
150 | return mg ? (aio_req)mg->mg_ptr : 0; |
293 | return mg ? (aio_req)mg->mg_ptr : 0; |
151 | } |
294 | } |
152 | |
295 | |
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296 | static aio_wd |
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297 | SvAIO_WD (SV *sv) |
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298 | { |
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299 | if (!SvROK (sv) |
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300 | || SvTYPE (SvRV (sv)) != SVt_PVMG |
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301 | || SvSTASH (SvRV (sv)) != aio_wd_stash) |
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302 | croak ("IO::AIO: expected a working directory object as returned by aio_wd"); |
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303 | |
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304 | return (aio_wd)(long)SvIVX (SvRV (sv)); |
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305 | } |
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306 | |
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307 | static void |
153 | static void aio_grp_feed (aio_req grp) |
308 | aio_grp_feed (aio_req grp) |
154 | { |
309 | { |
155 | if (grp->sv2 && SvOK (grp->sv2)) |
310 | if (grp->sv2 && SvOK (grp->sv2)) |
156 | { |
311 | { |
157 | dSP; |
312 | dSP; |
158 | |
313 | |
159 | ENTER; |
314 | ENTER; |
160 | SAVETMPS; |
315 | SAVETMPS; |
161 | PUSHMARK (SP); |
316 | PUSHMARK (SP); |
162 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
317 | XPUSHs (req_sv (grp, aio_grp_stash)); |
163 | PUTBACK; |
318 | PUTBACK; |
164 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
319 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
165 | SPAGAIN; |
320 | SPAGAIN; |
166 | FREETMPS; |
321 | FREETMPS; |
167 | LEAVE; |
322 | LEAVE; |
168 | } |
323 | } |
169 | } |
324 | } |
170 | |
325 | |
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326 | static void |
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327 | req_submit (eio_req *req) |
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328 | { |
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329 | eio_submit (req); |
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330 | |
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331 | if (expect_false (on_next_submit)) |
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332 | { |
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333 | dSP; |
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334 | SV *cb = sv_2mortal (on_next_submit); |
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335 | |
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336 | on_next_submit = 0; |
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337 | |
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338 | PUSHMARK (SP); |
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339 | PUTBACK; |
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340 | call_sv (cb, G_DISCARD | G_EVAL); |
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341 | } |
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342 | } |
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343 | |
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344 | static int |
171 | static int req_invoke (eio_req *req) |
345 | req_invoke (eio_req *req) |
172 | { |
346 | { |
173 | dSP; |
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174 | |
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175 | if (req->flags & FLAG_SV2_RO_OFF) |
347 | if (req->flags & FLAG_SV2_RO_OFF) |
176 | SvREADONLY_off (req->sv2); |
348 | SvREADONLY_off (req->sv2); |
177 | |
349 | |
178 | if (!EIO_CANCELLED (req) && SvOK (req->callback)) |
350 | if (!EIO_CANCELLED (req) && req->callback) |
179 | { |
351 | { |
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352 | dSP; |
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353 | static SV *sv_result_cache; /* caches the result integer SV */ |
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354 | SV *sv_result; |
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355 | |
180 | ENTER; |
356 | ENTER; |
181 | SAVETMPS; |
357 | SAVETMPS; |
182 | PUSHMARK (SP); |
358 | PUSHMARK (SP); |
183 | EXTEND (SP, 1); |
359 | EXTEND (SP, 1); |
184 | |
360 | |
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361 | /* do not recreate the result IV from scratch each time */ |
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362 | if (expect_true (sv_result_cache)) |
|
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363 | { |
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364 | sv_result = sv_result_cache; sv_result_cache = 0; |
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365 | SvIV_set (sv_result, req->result); |
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366 | SvIOK_only (sv_result); |
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367 | } |
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368 | else |
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369 | { |
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370 | sv_result = newSViv (req->result); |
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371 | SvREADONLY_on (sv_result); |
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372 | } |
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373 | |
185 | switch (req->type) |
374 | switch (req->type) |
186 | { |
375 | { |
|
|
376 | case EIO_WD_OPEN: |
|
|
377 | PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd))); |
|
|
378 | break; |
|
|
379 | |
187 | case EIO_READDIR: |
380 | case EIO_READDIR: |
188 | { |
381 | { |
189 | SV *rv = &PL_sv_undef; |
382 | SV *rv = &PL_sv_undef; |
190 | |
383 | |
191 | if (req->result >= 0) |
384 | if (req->result >= 0) |
192 | { |
385 | { |
193 | int i; |
386 | int i; |
194 | char *buf = req->ptr2; |
387 | char *names = (char *)req->ptr2; |
|
|
388 | eio_dirent *ent = (eio_dirent *)req->ptr1; /* might be 0 */ |
195 | AV *av = newAV (); |
389 | AV *av = newAV (); |
196 | |
390 | |
197 | av_extend (av, req->result - 1); |
391 | av_extend (av, req->result - 1); |
198 | |
392 | |
199 | for (i = 0; i < req->result; ++i) |
393 | for (i = 0; i < req->result; ++i) |
200 | { |
394 | { |
201 | SV *sv = newSVpv (buf, 0); |
395 | if (req->int1 & EIO_READDIR_DENTS) |
|
|
396 | { |
|
|
397 | SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen); |
202 | |
398 | |
|
|
399 | if (req->int1 & EIO_READDIR_CUSTOM2) |
|
|
400 | { |
|
|
401 | static SV *sv_type [EIO_DT_MAX + 1]; /* type sv cache */ |
|
|
402 | AV *avent = newAV (); |
|
|
403 | |
|
|
404 | av_extend (avent, 2); |
|
|
405 | |
|
|
406 | if (!sv_type [ent->type]) |
|
|
407 | { |
|
|
408 | sv_type [ent->type] = newSViv (ent->type); |
|
|
409 | SvREADONLY_on (sv_type [ent->type]); |
|
|
410 | } |
|
|
411 | |
|
|
412 | av_store (avent, 0, namesv); |
|
|
413 | av_store (avent, 1, SvREFCNT_inc (sv_type [ent->type])); |
|
|
414 | av_store (avent, 2, IVSIZE >= 8 ? newSVuv (ent->inode) : newSVnv (ent->inode)); |
|
|
415 | |
|
|
416 | av_store (av, i, newRV_noinc ((SV *)avent)); |
|
|
417 | } |
|
|
418 | else |
203 | av_store (av, i, sv); |
419 | av_store (av, i, namesv); |
|
|
420 | |
|
|
421 | ++ent; |
|
|
422 | } |
|
|
423 | else |
|
|
424 | { |
|
|
425 | SV *name = newSVpv (names, 0); |
|
|
426 | av_store (av, i, name); |
204 | buf += SvCUR (sv) + 1; |
427 | names += SvCUR (name) + 1; |
|
|
428 | } |
205 | } |
429 | } |
206 | |
430 | |
207 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
431 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
208 | } |
432 | } |
209 | |
433 | |
210 | PUSHs (rv); |
434 | PUSHs (rv); |
|
|
435 | |
|
|
436 | if (req->int1 & EIO_READDIR_CUSTOM1) |
|
|
437 | XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); |
211 | } |
438 | } |
212 | break; |
439 | break; |
213 | |
440 | |
214 | case EIO_OPEN: |
441 | case EIO_OPEN: |
215 | { |
442 | { |
… | |
… | |
221 | GV *gv = (GV *)sv_newmortal (); |
448 | GV *gv = (GV *)sv_newmortal (); |
222 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
449 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
223 | char sym [64]; |
450 | char sym [64]; |
224 | int symlen; |
451 | int symlen; |
225 | |
452 | |
226 | symlen = snprintf (sym, sizeof (sym), "fd#%d", req->result); |
453 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
227 | gv_init (gv, stash, sym, symlen, 0); |
454 | gv_init (gv, aio_stash, sym, symlen, 0); |
228 | |
455 | |
229 | symlen = snprintf ( |
456 | symlen = snprintf ( |
230 | sym, |
457 | sym, |
231 | sizeof (sym), |
458 | sizeof (sym), |
232 | "%s&=%d", |
459 | "%s&=%d", |
233 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
460 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
234 | req->result |
461 | (int)req->result |
235 | ); |
462 | ); |
236 | |
463 | |
237 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
464 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
238 | fh = (SV *)gv; |
465 | fh = (SV *)gv; |
239 | } |
466 | } |
240 | |
467 | |
241 | PUSHs (fh); |
468 | PUSHs (fh); |
242 | } |
469 | } |
|
|
470 | break; |
|
|
471 | |
|
|
472 | case EIO_STATVFS: |
|
|
473 | case EIO_FSTATVFS: |
|
|
474 | { |
|
|
475 | SV *rv = &PL_sv_undef; |
|
|
476 | |
|
|
477 | #ifndef _WIN32 |
|
|
478 | if (req->result >= 0) |
|
|
479 | { |
|
|
480 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
|
|
481 | HV *hv = newHV (); |
|
|
482 | |
|
|
483 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
|
|
484 | |
|
|
485 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
|
|
486 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
|
|
487 | hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0); |
|
|
488 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
|
|
489 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
|
|
490 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
|
|
491 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
|
|
492 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
|
|
493 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); |
|
|
494 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
|
|
495 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
|
|
496 | } |
|
|
497 | #endif |
|
|
498 | |
|
|
499 | PUSHs (rv); |
|
|
500 | } |
|
|
501 | |
243 | break; |
502 | break; |
244 | |
503 | |
245 | case EIO_GROUP: |
504 | case EIO_GROUP: |
246 | req->int1 = 2; /* mark group as finished */ |
505 | req->int1 = 2; /* mark group as finished */ |
247 | |
506 | |
… | |
… | |
259 | case EIO_NOP: |
518 | case EIO_NOP: |
260 | case EIO_BUSY: |
519 | case EIO_BUSY: |
261 | break; |
520 | break; |
262 | |
521 | |
263 | case EIO_READLINK: |
522 | case EIO_READLINK: |
|
|
523 | case EIO_REALPATH: |
264 | if (req->result > 0) |
524 | if (req->result > 0) |
265 | { |
525 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
266 | SvCUR_set (req->sv2, req->result); |
|
|
267 | *SvEND (req->sv2) = 0; |
|
|
268 | PUSHs (req->sv2); |
|
|
269 | } |
|
|
270 | break; |
526 | break; |
271 | |
527 | |
272 | case EIO_STAT: |
528 | case EIO_STAT: |
273 | case EIO_LSTAT: |
529 | case EIO_LSTAT: |
274 | case EIO_FSTAT: |
530 | case EIO_FSTAT: |
275 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
531 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
|
|
532 | |
276 | PL_laststatval = req->result; |
533 | if (!(PL_laststatval = req->result)) |
|
|
534 | /* if compilation fails here then perl's Stat_t is not struct _stati64 */ |
277 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
535 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
278 | PUSHs (sv_2mortal (newSViv (req->result))); |
536 | |
|
|
537 | PUSHs (sv_result); |
279 | break; |
538 | break; |
280 | |
539 | |
|
|
540 | case EIO_SEEK: |
|
|
541 | PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs))); |
|
|
542 | break; |
|
|
543 | |
281 | case EIO_READ: |
544 | case EIO_READ: |
|
|
545 | { |
282 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
546 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
283 | *SvEND (req->sv2) = 0; |
547 | *SvEND (req->sv2) = 0; |
284 | PUSHs (sv_2mortal (newSViv (req->result))); |
548 | SvPOK_only (req->sv2); |
|
|
549 | SvSETMAGIC (req->sv2); |
|
|
550 | PUSHs (sv_result); |
|
|
551 | } |
285 | break; |
552 | break; |
286 | |
553 | |
287 | case EIO_DUP2: |
554 | case EIO_CUSTOM: |
|
|
555 | if (req->feed == fiemap) |
|
|
556 | { |
|
|
557 | #if HAVE_FIEMAP |
|
|
558 | if (!req->result) |
|
|
559 | { |
|
|
560 | struct fiemap *fiemap = (struct fiemap *)req->ptr1; |
|
|
561 | |
|
|
562 | if (fiemap->fm_extent_count) |
|
|
563 | { |
|
|
564 | AV *av = newAV (); |
|
|
565 | int i; |
|
|
566 | |
|
|
567 | while (fiemap->fm_mapped_extents) |
|
|
568 | { |
|
|
569 | struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents]; |
|
|
570 | AV *ext_av = newAV (); |
|
|
571 | |
|
|
572 | av_store (ext_av, 3, newSVuv (extent->fe_flags)); |
|
|
573 | av_store (ext_av, 2, newSVval64 (extent->fe_length)); |
|
|
574 | av_store (ext_av, 1, newSVval64 (extent->fe_physical)); |
|
|
575 | av_store (ext_av, 0, newSVval64 (extent->fe_logical)); |
|
|
576 | |
|
|
577 | av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av)); |
|
|
578 | } |
|
|
579 | |
|
|
580 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
|
|
581 | } |
|
|
582 | else |
|
|
583 | { |
|
|
584 | SvIV_set (sv_result, fiemap->fm_mapped_extents); |
|
|
585 | PUSHs (sv_result); |
|
|
586 | } |
|
|
587 | } |
|
|
588 | #endif |
|
|
589 | } |
|
|
590 | else |
|
|
591 | PUSHs (sv_result); |
|
|
592 | break; |
|
|
593 | |
|
|
594 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
288 | if (req->result > 0) |
595 | if (req->result > 0) |
289 | req->result = 0; |
596 | SvIV_set (sv_result, 0); |
290 | /* FALLTHROUGH */ |
597 | /* FALLTHROUGH */ |
291 | |
598 | |
292 | default: |
599 | default: |
293 | PUSHs (sv_2mortal (newSViv (req->result))); |
600 | PUSHs (sv_result); |
294 | break; |
601 | break; |
295 | } |
602 | } |
296 | |
603 | |
297 | errno = req->errorno; |
604 | errno = req->errorno; |
298 | |
605 | |
299 | PUTBACK; |
606 | PUTBACK; |
300 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
607 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
301 | SPAGAIN; |
608 | SPAGAIN; |
302 | |
609 | |
|
|
610 | if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache)) |
|
|
611 | SvREFCNT_dec (sv_result); |
|
|
612 | else |
|
|
613 | sv_result_cache = sv_result; |
|
|
614 | |
303 | FREETMPS; |
615 | FREETMPS; |
304 | LEAVE; |
616 | LEAVE; |
305 | |
617 | |
306 | PUTBACK; |
618 | PUTBACK; |
307 | } |
619 | } |
308 | |
620 | |
309 | return !!SvTRUE (ERRSV); |
621 | return !!SvTRUE (ERRSV); |
310 | } |
622 | } |
311 | |
623 | |
|
|
624 | static void |
312 | static void req_destroy (aio_req req) |
625 | req_destroy (aio_req req) |
313 | { |
626 | { |
314 | if (req->self) |
627 | if (req->self) |
315 | { |
628 | { |
316 | sv_unmagic (req->self, PERL_MAGIC_ext); |
629 | sv_unmagic (req->self, PERL_MAGIC_ext); |
317 | SvREFCNT_dec (req->self); |
630 | SvREFCNT_dec (req->self); |
318 | } |
631 | } |
319 | |
632 | |
320 | SvREFCNT_dec (req->sv1); |
633 | SvREFCNT_dec (req->sv1); |
321 | SvREFCNT_dec (req->sv2); |
634 | SvREFCNT_dec (req->sv2); |
|
|
635 | SvREFCNT_dec (req->sv3); |
|
|
636 | SvREFCNT_dec (req->sv4); |
322 | SvREFCNT_dec (req->callback); |
637 | SvREFCNT_dec (req->callback); |
323 | |
638 | |
324 | Safefree (req); |
639 | free (req); |
325 | } |
640 | } |
326 | |
641 | |
|
|
642 | static void |
327 | static void req_cancel_subs (aio_req grp) |
643 | req_cancel_subs (aio_req grp) |
328 | { |
644 | { |
329 | aio_req sub; |
|
|
330 | |
|
|
331 | if (grp->type != EIO_GROUP) |
645 | if (grp->type != EIO_GROUP) |
332 | return; |
646 | return; |
333 | |
647 | |
334 | SvREFCNT_dec (grp->sv2); |
648 | SvREFCNT_dec (grp->sv2); |
335 | grp->sv2 = 0; |
649 | grp->sv2 = 0; |
336 | |
650 | |
337 | eio_grp_cancel (grp); |
651 | eio_grp_cancel (grp); |
338 | } |
652 | } |
339 | |
653 | |
340 | #ifdef USE_SOCKETS_AS_HANDLES |
654 | static void ecb_cold |
341 | # define TO_SOCKET(x) (win32_get_osfhandle (x)) |
655 | create_respipe (void) |
342 | #else |
656 | { |
343 | # define TO_SOCKET(x) (x) |
657 | if (s_epipe_renew (&respipe)) |
344 | #endif |
658 | croak ("IO::AIO: unable to initialize result pipe"); |
|
|
659 | } |
345 | |
660 | |
346 | static void |
661 | static void |
347 | create_respipe (void) |
662 | poll_wait (void) |
348 | { |
663 | { |
349 | int old_readfd = respipe [0]; |
|
|
350 | |
|
|
351 | if (respipe [1] >= 0) |
|
|
352 | respipe_close (TO_SOCKET (respipe [1])); |
|
|
353 | |
|
|
354 | #ifdef _WIN32 |
|
|
355 | if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe)) |
|
|
356 | #else |
|
|
357 | if (pipe (respipe)) |
|
|
358 | #endif |
|
|
359 | croak ("unable to initialize result pipe"); |
|
|
360 | |
|
|
361 | if (old_readfd >= 0) |
|
|
362 | { |
|
|
363 | if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) |
|
|
364 | croak ("unable to initialize result pipe(2)"); |
|
|
365 | |
|
|
366 | respipe_close (respipe [0]); |
|
|
367 | respipe [0] = old_readfd; |
|
|
368 | } |
|
|
369 | |
|
|
370 | #ifdef _WIN32 |
|
|
371 | int arg = 1; |
|
|
372 | if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg) |
|
|
373 | || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg)) |
|
|
374 | #else |
|
|
375 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) |
|
|
376 | || fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
|
|
377 | #endif |
|
|
378 | croak ("unable to initialize result pipe(3)"); |
|
|
379 | |
|
|
380 | respipe_osf [0] = TO_SOCKET (respipe [0]); |
|
|
381 | respipe_osf [1] = TO_SOCKET (respipe [1]); |
|
|
382 | } |
|
|
383 | |
|
|
384 | static void poll_wait (void) |
|
|
385 | { |
|
|
386 | fd_set rfd; |
|
|
387 | |
|
|
388 | while (eio_nreqs ()) |
664 | while (eio_nreqs ()) |
389 | { |
665 | { |
390 | int size; |
666 | int size; |
391 | |
667 | |
392 | X_LOCK (reslock); |
668 | X_LOCK (reslock); |
… | |
… | |
394 | X_UNLOCK (reslock); |
670 | X_UNLOCK (reslock); |
395 | |
671 | |
396 | if (size) |
672 | if (size) |
397 | return; |
673 | return; |
398 | |
674 | |
399 | maybe_start_thread (); |
675 | etp_maybe_start_thread (); |
400 | |
676 | |
401 | FD_ZERO (&rfd); |
677 | s_epipe_wait (&respipe); |
402 | FD_SET (respipe [0], &rfd); |
|
|
403 | |
|
|
404 | PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); |
|
|
405 | } |
678 | } |
406 | } |
679 | } |
407 | |
680 | |
408 | static int poll_cb (void) |
681 | static int |
|
|
682 | poll_cb (void) |
409 | { |
683 | { |
410 | int res; |
684 | for (;;) |
411 | |
|
|
412 | do |
|
|
413 | { |
685 | { |
414 | res = eio_poll (); |
686 | int res = eio_poll (); |
415 | |
687 | |
416 | if (res > 0) |
688 | if (res > 0) |
417 | croak (0); |
689 | croak (0); |
|
|
690 | |
|
|
691 | if (!max_outstanding || max_outstanding > eio_nreqs ()) |
|
|
692 | return res; |
|
|
693 | |
|
|
694 | poll_wait (); |
418 | } |
695 | } |
419 | while (max_outstanding && max_outstanding <= eio_nreqs ()); |
|
|
420 | |
|
|
421 | return res; |
|
|
422 | } |
696 | } |
423 | |
697 | |
424 | static void atfork_child (void) |
698 | static void ecb_cold |
|
|
699 | reinit (void) |
425 | { |
700 | { |
426 | create_respipe (); |
701 | create_respipe (); |
|
|
702 | |
|
|
703 | if (eio_init (want_poll, done_poll) < 0) |
|
|
704 | croak ("IO::AIO: unable to initialise eio library"); |
|
|
705 | } |
|
|
706 | |
|
|
707 | /*****************************************************************************/ |
|
|
708 | |
|
|
709 | #if !_POSIX_MAPPED_FILES |
|
|
710 | # define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS () |
|
|
711 | # define munmap(addr,length) EIO_ENOSYS () |
|
|
712 | #endif |
|
|
713 | |
|
|
714 | #if !_POSIX_MEMORY_PROTECTION |
|
|
715 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
|
|
716 | # define PROT_NONE 0 |
|
|
717 | # define PROT_WRITE 0 |
|
|
718 | # define MAP_PRIVATE 0 |
|
|
719 | # define MAP_SHARED 0 |
|
|
720 | # define MAP_FIXED 0 |
|
|
721 | #endif |
|
|
722 | |
|
|
723 | #define MMAP_MAGIC PERL_MAGIC_ext |
|
|
724 | |
|
|
725 | static int ecb_cold |
|
|
726 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
727 | { |
|
|
728 | int old_errno = errno; |
|
|
729 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
730 | errno = old_errno; |
|
|
731 | |
|
|
732 | mg->mg_obj = 0; /* just in case */ |
|
|
733 | |
|
|
734 | SvREADONLY_off (sv); |
|
|
735 | |
|
|
736 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
737 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
738 | |
|
|
739 | SvCUR_set (sv, 0); |
|
|
740 | SvPVX (sv) = 0; |
|
|
741 | SvOK_off (sv); |
|
|
742 | |
|
|
743 | return 0; |
|
|
744 | } |
|
|
745 | |
|
|
746 | static MGVTBL mmap_vtbl = { |
|
|
747 | 0, 0, 0, 0, mmap_free |
|
|
748 | }; |
|
|
749 | |
|
|
750 | /*****************************************************************************/ |
|
|
751 | |
|
|
752 | static SV * |
|
|
753 | get_cb (SV *cb_sv) |
|
|
754 | { |
|
|
755 | SvGETMAGIC (cb_sv); |
|
|
756 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
|
|
757 | } |
|
|
758 | |
|
|
759 | static aio_req ecb_noinline |
|
|
760 | dreq (SV *callback) |
|
|
761 | { |
|
|
762 | SV *cb_cv; |
|
|
763 | aio_req req; |
|
|
764 | int req_pri = next_pri; |
|
|
765 | next_pri = EIO_PRI_DEFAULT; |
|
|
766 | |
|
|
767 | cb_cv = get_cb (callback); |
|
|
768 | |
|
|
769 | req = calloc (sizeof (*req), 1); |
|
|
770 | if (!req) |
|
|
771 | croak ("out of memory during eio_req allocation"); |
|
|
772 | |
|
|
773 | req->callback = SvREFCNT_inc (cb_cv); |
|
|
774 | req->pri = req_pri; |
|
|
775 | |
|
|
776 | return req; |
427 | } |
777 | } |
428 | |
778 | |
429 | #define dREQ \ |
779 | #define dREQ \ |
430 | aio_req req; \ |
780 | aio_req req = dreq (callback); \ |
431 | int req_pri = next_pri; \ |
|
|
432 | next_pri = EIO_DEFAULT_PRI + EIO_PRI_BIAS; \ |
|
|
433 | \ |
|
|
434 | if (SvOK (callback) && !SvROK (callback)) \ |
|
|
435 | croak ("callback must be undef or of reference type"); \ |
|
|
436 | \ |
|
|
437 | Newz (0, req, 1, eio_req); \ |
|
|
438 | if (!req) \ |
|
|
439 | croak ("out of memory during eio_req allocation"); \ |
|
|
440 | \ |
|
|
441 | req->callback = newSVsv (callback); \ |
|
|
442 | req->pri = req_pri |
|
|
443 | |
781 | |
444 | #define REQ_SEND \ |
782 | #define REQ_SEND \ |
|
|
783 | PUTBACK; \ |
445 | eio_submit (req); \ |
784 | req_submit (req); \ |
|
|
785 | SPAGAIN; \ |
446 | \ |
786 | \ |
447 | if (GIMME_V != G_VOID) \ |
787 | if (GIMME_V != G_VOID) \ |
448 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
788 | XPUSHs (req_sv (req, aio_req_stash)); |
449 | |
789 | |
|
|
790 | ecb_inline void |
|
|
791 | req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) |
|
|
792 | { |
|
|
793 | if (expect_false (SvROK (path))) |
|
|
794 | { |
|
|
795 | SV *rv = SvRV (path); |
|
|
796 | SV *wdob; |
|
|
797 | |
|
|
798 | if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1) |
|
|
799 | { |
|
|
800 | path = AvARRAY (rv)[1]; |
|
|
801 | wdob = AvARRAY (rv)[0]; |
|
|
802 | |
|
|
803 | if (SvOK (wdob)) |
|
|
804 | { |
|
|
805 | *wd = SvAIO_WD (wdob); |
|
|
806 | *wdsv = SvREFCNT_inc_NN (SvRV (wdob)); |
|
|
807 | } |
|
|
808 | else |
|
|
809 | *wd = EIO_INVALID_WD; |
|
|
810 | } |
|
|
811 | else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash) |
|
|
812 | { |
|
|
813 | *wd = (aio_wd)(long)SvIVX (rv); |
|
|
814 | *wdsv = SvREFCNT_inc_NN (rv); |
|
|
815 | *ptr = "."; |
|
|
816 | return; /* path set to "." */ |
|
|
817 | } |
|
|
818 | else |
|
|
819 | croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair"); |
|
|
820 | } |
|
|
821 | |
|
|
822 | *pathsv = newSVsv (path); |
|
|
823 | *ptr = SvPVbyte_nolen (*pathsv); |
|
|
824 | } |
|
|
825 | |
|
|
826 | static void ecb_noinline |
|
|
827 | req_set_path1 (aio_req req, SV *path) |
|
|
828 | { |
|
|
829 | req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); |
|
|
830 | } |
|
|
831 | |
|
|
832 | static void ecb_noinline |
|
|
833 | req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) |
|
|
834 | { |
|
|
835 | SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; |
|
|
836 | |
|
|
837 | switch (SvTYPE (rv)) |
|
|
838 | { |
|
|
839 | case SVt_PVIO: |
|
|
840 | case SVt_PVLV: |
|
|
841 | case SVt_PVGV: |
|
|
842 | req->type = type_fh; |
|
|
843 | req->sv1 = newSVsv (fh_or_path); |
|
|
844 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
845 | break; |
|
|
846 | |
|
|
847 | default: |
|
|
848 | req->type = type_path; |
|
|
849 | req_set_path1 (req, fh_or_path); |
|
|
850 | break; |
|
|
851 | } |
|
|
852 | } |
|
|
853 | |
|
|
854 | XS(boot_IO__AIO) ecb_cold; |
|
|
855 | |
450 | MODULE = IO::AIO PACKAGE = IO::AIO |
856 | MODULE = IO::AIO PACKAGE = IO::AIO |
451 | |
857 | |
452 | PROTOTYPES: ENABLE |
858 | PROTOTYPES: ENABLE |
453 | |
859 | |
454 | BOOT: |
860 | BOOT: |
455 | { |
861 | { |
|
|
862 | static const struct { |
|
|
863 | const char *name; |
|
|
864 | IV iv; |
|
|
865 | } *civ, const_iv[] = { |
|
|
866 | # define const_niv(name, value) { # name, (IV) value }, |
|
|
867 | # define const_iv(name) { # name, (IV) name }, |
|
|
868 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
|
|
869 | |
|
|
870 | /* you have to re-run ./gendef0 after adding/Removing any constants here */ |
|
|
871 | |
|
|
872 | const_iv (ENOSYS) |
|
|
873 | const_iv (EXDEV) |
|
|
874 | const_iv (EBADR) |
|
|
875 | |
|
|
876 | const_iv (O_RDONLY) |
|
|
877 | const_iv (O_WRONLY) |
|
|
878 | const_iv (O_RDWR) |
|
|
879 | const_iv (O_CREAT) |
|
|
880 | const_iv (O_TRUNC) |
|
|
881 | const_iv (O_EXCL) |
|
|
882 | const_iv (O_APPEND) |
|
|
883 | |
|
|
884 | const_iv (O_ASYNC) |
|
|
885 | const_iv (O_DIRECT) |
|
|
886 | const_iv (O_NOATIME) |
|
|
887 | |
|
|
888 | const_iv (O_CLOEXEC) |
|
|
889 | const_iv (O_NOCTTY) |
|
|
890 | const_iv (O_NOFOLLOW) |
|
|
891 | const_iv (O_NONBLOCK) |
|
|
892 | const_iv (O_EXEC) |
|
|
893 | const_iv (O_SEARCH) |
|
|
894 | const_iv (O_DIRECTORY) |
|
|
895 | const_iv (O_DSYNC) |
|
|
896 | const_iv (O_RSYNC) |
|
|
897 | const_iv (O_SYNC) |
|
|
898 | const_iv (O_TTY_INIT) |
|
|
899 | |
|
|
900 | const_iv (S_IFIFO) |
|
|
901 | const_iv (S_IFCHR) |
|
|
902 | const_iv (S_IFBLK) |
|
|
903 | const_iv (S_IFLNK) |
|
|
904 | const_iv (S_IFREG) |
|
|
905 | const_iv (S_IFDIR) |
|
|
906 | const_iv (S_IFWHT) |
|
|
907 | const_iv (S_IFSOCK) |
|
|
908 | const_iv (S_IFMT) |
|
|
909 | |
|
|
910 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
911 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
912 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
913 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
914 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
915 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
916 | |
|
|
917 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
918 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
919 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
920 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
921 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
922 | |
|
|
923 | const_iv (ST_RDONLY) |
|
|
924 | const_iv (ST_NOSUID) |
|
|
925 | const_iv (ST_NODEV) |
|
|
926 | const_iv (ST_NOEXEC) |
|
|
927 | const_iv (ST_SYNCHRONOUS) |
|
|
928 | const_iv (ST_MANDLOCK) |
|
|
929 | const_iv (ST_WRITE) |
|
|
930 | const_iv (ST_APPEND) |
|
|
931 | const_iv (ST_IMMUTABLE) |
|
|
932 | const_iv (ST_NOATIME) |
|
|
933 | const_iv (ST_NODIRATIME) |
|
|
934 | const_iv (ST_RELATIME) |
|
|
935 | |
|
|
936 | const_iv (PROT_NONE) |
|
|
937 | const_iv (PROT_EXEC) |
|
|
938 | const_iv (PROT_READ) |
|
|
939 | const_iv (PROT_WRITE) |
|
|
940 | |
|
|
941 | /*const_iv (MAP_FIXED)*/ |
|
|
942 | const_iv (MAP_PRIVATE) |
|
|
943 | const_iv (MAP_SHARED) |
|
|
944 | const_iv (MAP_ANONYMOUS) |
|
|
945 | |
|
|
946 | /* linuxish */ |
|
|
947 | const_iv (MAP_HUGETLB) |
|
|
948 | const_iv (MAP_LOCKED) |
|
|
949 | const_iv (MAP_NORESERVE) |
|
|
950 | const_iv (MAP_POPULATE) |
|
|
951 | const_iv (MAP_NONBLOCK) |
|
|
952 | |
|
|
953 | const_iv (FIEMAP_FLAG_SYNC) |
|
|
954 | const_iv (FIEMAP_FLAG_XATTR) |
|
|
955 | const_iv (FIEMAP_FLAGS_COMPAT) |
|
|
956 | const_iv (FIEMAP_EXTENT_LAST) |
|
|
957 | const_iv (FIEMAP_EXTENT_UNKNOWN) |
|
|
958 | const_iv (FIEMAP_EXTENT_DELALLOC) |
|
|
959 | const_iv (FIEMAP_EXTENT_ENCODED) |
|
|
960 | const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED) |
|
|
961 | const_iv (FIEMAP_EXTENT_NOT_ALIGNED) |
|
|
962 | const_iv (FIEMAP_EXTENT_DATA_INLINE) |
|
|
963 | const_iv (FIEMAP_EXTENT_DATA_TAIL) |
|
|
964 | const_iv (FIEMAP_EXTENT_UNWRITTEN) |
|
|
965 | const_iv (FIEMAP_EXTENT_MERGED) |
|
|
966 | const_iv (FIEMAP_EXTENT_SHARED) |
|
|
967 | |
|
|
968 | const_iv (SPLICE_F_MOVE) |
|
|
969 | const_iv (SPLICE_F_NONBLOCK) |
|
|
970 | const_iv (SPLICE_F_MORE) |
|
|
971 | const_iv (SPLICE_F_GIFT) |
|
|
972 | |
|
|
973 | const_iv (SEEK_DATA) |
|
|
974 | const_iv (SEEK_HOLE) |
|
|
975 | |
|
|
976 | /* libeio constants */ |
|
|
977 | const_eio (SEEK_SET) |
|
|
978 | const_eio (SEEK_CUR) |
|
|
979 | const_eio (SEEK_END) |
|
|
980 | |
|
|
981 | const_eio (MCL_FUTURE) |
|
|
982 | const_eio (MCL_CURRENT) |
|
|
983 | |
|
|
984 | const_eio (MS_ASYNC) |
|
|
985 | const_eio (MS_INVALIDATE) |
|
|
986 | const_eio (MS_SYNC) |
|
|
987 | |
|
|
988 | const_eio (MT_MODIFY) |
|
|
989 | |
|
|
990 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
|
|
991 | const_eio (SYNC_FILE_RANGE_WRITE) |
|
|
992 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
|
|
993 | |
|
|
994 | const_eio (FALLOC_FL_KEEP_SIZE) |
|
|
995 | const_eio (FALLOC_FL_PUNCH_HOLE) |
|
|
996 | |
|
|
997 | const_eio (READDIR_DENTS) |
|
|
998 | const_eio (READDIR_DIRS_FIRST) |
|
|
999 | const_eio (READDIR_STAT_ORDER) |
|
|
1000 | const_eio (READDIR_FOUND_UNKNOWN) |
|
|
1001 | |
|
|
1002 | const_eio (DT_UNKNOWN) |
|
|
1003 | const_eio (DT_FIFO) |
|
|
1004 | const_eio (DT_CHR) |
|
|
1005 | const_eio (DT_DIR) |
|
|
1006 | const_eio (DT_BLK) |
|
|
1007 | const_eio (DT_REG) |
|
|
1008 | const_eio (DT_LNK) |
|
|
1009 | const_eio (DT_SOCK) |
|
|
1010 | const_eio (DT_WHT) |
|
|
1011 | }; |
|
|
1012 | |
456 | stash = gv_stashpv ("IO::AIO", 1); |
1013 | aio_stash = gv_stashpv ("IO::AIO" , 1); |
|
|
1014 | aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); |
|
|
1015 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
|
|
1016 | aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1); |
457 | |
1017 | |
458 | newCONSTSUB (stash, "EXDEV", newSViv (EXDEV)); |
1018 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) |
459 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
1019 | newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); |
460 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
|
|
461 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
|
|
462 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
|
|
463 | #ifdef _WIN32 |
|
|
464 | X_MUTEX_CHECK (wrklock); |
|
|
465 | X_MUTEX_CHECK (reslock); |
|
|
466 | X_MUTEX_CHECK (reqlock); |
|
|
467 | X_MUTEX_CHECK (reqwait); |
|
|
468 | X_MUTEX_CHECK (preadwritelock); |
|
|
469 | X_MUTEX_CHECK (readdirlock); |
|
|
470 | |
1020 | |
471 | X_COND_CHECK (reqwait); |
1021 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
472 | #else |
|
|
473 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
|
|
474 | #endif |
|
|
475 | |
1022 | |
476 | create_respipe (); |
1023 | reinit (); |
477 | |
|
|
478 | if (eio_init (want_poll, done_poll) < 0) |
|
|
479 | croak ("IO::AIO: unable to initialise eio library"); |
|
|
480 | |
|
|
481 | /* atfork child called in fifo order, so before eio's handler */ |
|
|
482 | X_THREAD_ATFORK (0, 0, atfork_child); |
|
|
483 | } |
1024 | } |
484 | |
1025 | |
485 | void |
1026 | void |
|
|
1027 | reinit () |
|
|
1028 | PROTOTYPE: |
|
|
1029 | |
|
|
1030 | void |
486 | max_poll_reqs (int nreqs) |
1031 | max_poll_reqs (unsigned int nreqs) |
487 | PROTOTYPE: $ |
1032 | PROTOTYPE: $ |
488 | CODE: |
1033 | CODE: |
489 | eio_set_max_poll_reqs (nreqs); |
1034 | eio_set_max_poll_reqs (nreqs); |
490 | |
1035 | |
491 | void |
1036 | void |
… | |
… | |
493 | PROTOTYPE: $ |
1038 | PROTOTYPE: $ |
494 | CODE: |
1039 | CODE: |
495 | eio_set_max_poll_time (nseconds); |
1040 | eio_set_max_poll_time (nseconds); |
496 | |
1041 | |
497 | void |
1042 | void |
498 | min_parallel (int nthreads) |
1043 | min_parallel (unsigned int nthreads) |
499 | PROTOTYPE: $ |
1044 | PROTOTYPE: $ |
500 | CODE: |
1045 | CODE: |
501 | eio_set_min_parallel (nthreads); |
1046 | eio_set_min_parallel (nthreads); |
502 | |
1047 | |
503 | void |
1048 | void |
504 | max_parallel (int nthreads) |
1049 | max_parallel (unsigned int nthreads) |
505 | PROTOTYPE: $ |
1050 | PROTOTYPE: $ |
506 | CODE: |
1051 | CODE: |
507 | eio_set_max_parallel (nthreads); |
1052 | eio_set_max_parallel (nthreads); |
508 | |
1053 | |
509 | void |
1054 | void |
510 | max_idle (int nthreads) |
1055 | max_idle (unsigned int nthreads) |
511 | PROTOTYPE: $ |
1056 | PROTOTYPE: $ |
512 | CODE: |
1057 | CODE: |
513 | eio_set_max_idle (nthreads); |
1058 | eio_set_max_idle (nthreads); |
514 | |
1059 | |
515 | void |
1060 | void |
|
|
1061 | idle_timeout (unsigned int seconds) |
|
|
1062 | PROTOTYPE: $ |
|
|
1063 | CODE: |
|
|
1064 | eio_set_idle_timeout (seconds); |
|
|
1065 | |
|
|
1066 | void |
516 | max_outstanding (int maxreqs) |
1067 | max_outstanding (unsigned int maxreqs) |
517 | PROTOTYPE: $ |
1068 | PROTOTYPE: $ |
518 | CODE: |
1069 | CODE: |
519 | max_outstanding = maxreqs; |
1070 | max_outstanding = maxreqs; |
520 | |
1071 | |
521 | void |
1072 | void |
|
|
1073 | aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) |
|
|
1074 | PPCODE: |
|
|
1075 | { |
|
|
1076 | dREQ; |
|
|
1077 | |
|
|
1078 | req->type = EIO_WD_OPEN; |
|
|
1079 | req_set_path1 (req, pathname); |
|
|
1080 | |
|
|
1081 | REQ_SEND; |
|
|
1082 | } |
|
|
1083 | |
|
|
1084 | void |
522 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
1085 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
523 | PROTOTYPE: $$$;$ |
|
|
524 | PPCODE: |
1086 | PPCODE: |
525 | { |
1087 | { |
526 | dREQ; |
1088 | dREQ; |
527 | |
1089 | |
528 | req->type = EIO_OPEN; |
1090 | req->type = EIO_OPEN; |
529 | req->sv1 = newSVsv (pathname); |
1091 | req_set_path1 (req, pathname); |
530 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
531 | req->int1 = flags; |
1092 | req->int1 = flags; |
532 | req->int2 = mode; |
1093 | req->int2 = mode; |
533 | |
1094 | |
534 | REQ_SEND; |
1095 | REQ_SEND; |
535 | } |
1096 | } |
536 | |
1097 | |
537 | void |
1098 | void |
538 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
1099 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
539 | PROTOTYPE: $;$ |
|
|
540 | ALIAS: |
1100 | ALIAS: |
541 | aio_fsync = EIO_FSYNC |
1101 | aio_fsync = EIO_FSYNC |
542 | aio_fdatasync = EIO_FDATASYNC |
1102 | aio_fdatasync = EIO_FDATASYNC |
|
|
1103 | aio_syncfs = EIO_SYNCFS |
543 | PPCODE: |
1104 | PPCODE: |
544 | { |
1105 | { |
|
|
1106 | int fd = s_fileno_croak (fh, 0); |
545 | dREQ; |
1107 | dREQ; |
546 | |
1108 | |
547 | req->type = ix; |
1109 | req->type = ix; |
548 | req->sv1 = newSVsv (fh); |
1110 | req->sv1 = newSVsv (fh); |
549 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1111 | req->int1 = fd; |
550 | |
1112 | |
551 | REQ_SEND (req); |
1113 | REQ_SEND; |
|
|
1114 | } |
|
|
1115 | |
|
|
1116 | void |
|
|
1117 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
|
|
1118 | PPCODE: |
|
|
1119 | { |
|
|
1120 | int fd = s_fileno_croak (fh, 0); |
|
|
1121 | dREQ; |
|
|
1122 | |
|
|
1123 | req->type = EIO_SYNC_FILE_RANGE; |
|
|
1124 | req->sv1 = newSVsv (fh); |
|
|
1125 | req->int1 = fd; |
|
|
1126 | req->offs = offset; |
|
|
1127 | req->size = nbytes; |
|
|
1128 | req->int2 = flags; |
|
|
1129 | |
|
|
1130 | REQ_SEND; |
|
|
1131 | } |
|
|
1132 | |
|
|
1133 | void |
|
|
1134 | aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) |
|
|
1135 | PPCODE: |
|
|
1136 | { |
|
|
1137 | int fd = s_fileno_croak (fh, 0); |
|
|
1138 | dREQ; |
|
|
1139 | |
|
|
1140 | req->type = EIO_FALLOCATE; |
|
|
1141 | req->sv1 = newSVsv (fh); |
|
|
1142 | req->int1 = fd; |
|
|
1143 | req->int2 = mode; |
|
|
1144 | req->offs = offset; |
|
|
1145 | req->size = len; |
|
|
1146 | |
|
|
1147 | REQ_SEND; |
552 | } |
1148 | } |
553 | |
1149 | |
554 | void |
1150 | void |
555 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
1151 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
556 | PROTOTYPE: $;$ |
|
|
557 | PPCODE: |
1152 | PPCODE: |
558 | { |
1153 | { |
559 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
1154 | static int close_fd = -1; /* dummy fd to close fds via dup2 */ |
|
|
1155 | int fd = s_fileno_croak (fh, 0); |
560 | dREQ; |
1156 | dREQ; |
561 | |
1157 | |
562 | if (close_pipe < 0) |
1158 | if (expect_false (close_fd < 0)) |
563 | { |
1159 | { |
564 | int pipefd [2]; |
1160 | int pipefd [2]; |
565 | |
1161 | |
|
|
1162 | if ( |
|
|
1163 | #ifdef _WIN32 |
|
|
1164 | _pipe (pipefd, 1, _O_BINARY) < 0 |
|
|
1165 | #else |
566 | if (pipe (pipefd) < 0 |
1166 | pipe (pipefd) < 0 |
567 | || close (pipefd [1]) < 0 |
|
|
568 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0) |
1167 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0 |
|
|
1168 | #endif |
|
|
1169 | || close (pipefd [1]) < 0 |
|
|
1170 | ) |
569 | abort (); /*D*/ |
1171 | abort (); /*D*/ |
570 | |
1172 | |
571 | close_pipe = pipefd [0]; |
1173 | close_fd = pipefd [0]; |
572 | } |
1174 | } |
573 | |
1175 | |
574 | req->type = EIO_DUP2; |
1176 | req->type = EIO_DUP2; |
575 | req->int1 = close_pipe; |
1177 | req->int1 = close_fd; |
576 | req->sv2 = newSVsv (fh); |
1178 | req->sv2 = newSVsv (fh); |
577 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1179 | req->int2 = fd; |
578 | |
1180 | |
579 | REQ_SEND (req); |
1181 | REQ_SEND; |
|
|
1182 | } |
|
|
1183 | |
|
|
1184 | void |
|
|
1185 | aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef) |
|
|
1186 | PPCODE: |
|
|
1187 | { |
|
|
1188 | int fd = s_fileno_croak (fh, 0); |
|
|
1189 | dREQ; |
|
|
1190 | |
|
|
1191 | req->type = EIO_SEEK; |
|
|
1192 | req->sv1 = newSVsv (fh); |
|
|
1193 | req->int1 = fd; |
|
|
1194 | req->offs = SvVAL64 (offset); |
|
|
1195 | req->int2 = whence; |
|
|
1196 | |
|
|
1197 | REQ_SEND; |
580 | } |
1198 | } |
581 | |
1199 | |
582 | void |
1200 | void |
583 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
1201 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
584 | ALIAS: |
1202 | ALIAS: |
585 | aio_read = EIO_READ |
1203 | aio_read = EIO_READ |
586 | aio_write = EIO_WRITE |
1204 | aio_write = EIO_WRITE |
587 | PROTOTYPE: $$$$$;$ |
|
|
588 | PPCODE: |
1205 | PPCODE: |
589 | { |
1206 | { |
590 | STRLEN svlen; |
1207 | STRLEN svlen; |
|
|
1208 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
591 | char *svptr = SvPVbyte (data, svlen); |
1209 | char *svptr = SvPVbyte (data, svlen); |
592 | UV len = SvUV (length); |
1210 | UV len = SvUV (length); |
593 | |
|
|
594 | SvUPGRADE (data, SVt_PV); |
|
|
595 | SvPOK_on (data); |
|
|
596 | |
1211 | |
597 | if (dataoffset < 0) |
1212 | if (dataoffset < 0) |
598 | dataoffset += svlen; |
1213 | dataoffset += svlen; |
599 | |
1214 | |
600 | if (dataoffset < 0 || dataoffset > svlen) |
1215 | if (dataoffset < 0 || dataoffset > svlen) |
… | |
… | |
606 | if (!SvOK (length) || len + dataoffset > svlen) |
1221 | if (!SvOK (length) || len + dataoffset > svlen) |
607 | len = svlen - dataoffset; |
1222 | len = svlen - dataoffset; |
608 | } |
1223 | } |
609 | else |
1224 | else |
610 | { |
1225 | { |
611 | /* read: grow scalar as necessary */ |
1226 | /* read: check type and grow scalar as necessary */ |
|
|
1227 | SvUPGRADE (data, SVt_PV); |
|
|
1228 | if (SvLEN (data) >= SvCUR (data)) |
612 | svptr = SvGROW (data, len + dataoffset + 1); |
1229 | svptr = SvGROW (data, len + dataoffset + 1); |
|
|
1230 | else if (SvCUR (data) < len + dataoffset) |
|
|
1231 | croak ("length + dataoffset outside of scalar, and cannot grow"); |
613 | } |
1232 | } |
614 | |
|
|
615 | if (len < 0) |
|
|
616 | croak ("length must not be negative"); |
|
|
617 | |
1233 | |
618 | { |
1234 | { |
619 | dREQ; |
1235 | dREQ; |
620 | |
1236 | |
621 | req->type = ix; |
1237 | req->type = ix; |
622 | req->sv1 = newSVsv (fh); |
1238 | req->sv1 = newSVsv (fh); |
623 | req->int1 = PerlIO_fileno (ix == EIO_READ ? IoIFP (sv_2io (fh)) |
1239 | req->int1 = fd; |
624 | : IoOFP (sv_2io (fh))); |
|
|
625 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
1240 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
626 | req->size = len; |
1241 | req->size = len; |
627 | req->sv2 = SvREFCNT_inc (data); |
1242 | req->sv2 = SvREFCNT_inc (data); |
628 | req->ptr2 = (char *)svptr + dataoffset; |
1243 | req->ptr2 = (char *)svptr + dataoffset; |
629 | req->stroffset = dataoffset; |
1244 | req->stroffset = dataoffset; |
… | |
… | |
637 | REQ_SEND; |
1252 | REQ_SEND; |
638 | } |
1253 | } |
639 | } |
1254 | } |
640 | |
1255 | |
641 | void |
1256 | void |
642 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
1257 | aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
643 | PROTOTYPE: $$;$ |
1258 | ALIAS: |
|
|
1259 | aio_readlink = EIO_READLINK |
|
|
1260 | aio_realpath = EIO_REALPATH |
644 | PPCODE: |
1261 | PPCODE: |
645 | { |
1262 | { |
646 | SV *data; |
|
|
647 | dREQ; |
1263 | dREQ; |
648 | |
1264 | |
649 | data = newSV (NAME_MAX); |
|
|
650 | SvPOK_on (data); |
|
|
651 | |
|
|
652 | req->type = EIO_READLINK; |
1265 | req->type = ix; |
653 | req->sv1 = newSVsv (path); |
1266 | req_set_path1 (req, pathname); |
654 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
655 | req->sv2 = data; |
|
|
656 | req->ptr2 = SvPVbyte_nolen (data); |
|
|
657 | |
1267 | |
658 | REQ_SEND; |
1268 | REQ_SEND; |
659 | } |
1269 | } |
660 | |
1270 | |
661 | void |
1271 | void |
662 | aio_sendfile (SV *out_fh, SV *in_fh, SV *in_offset, UV length, SV *callback=&PL_sv_undef) |
1272 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
663 | PROTOTYPE: $$$$;$ |
|
|
664 | PPCODE: |
1273 | PPCODE: |
665 | { |
1274 | { |
|
|
1275 | int ifd = s_fileno_croak (in_fh , 0); |
|
|
1276 | int ofd = s_fileno_croak (out_fh, 1); |
666 | dREQ; |
1277 | dREQ; |
667 | |
1278 | |
668 | req->type = EIO_SENDFILE; |
1279 | req->type = EIO_SENDFILE; |
669 | req->sv1 = newSVsv (out_fh); |
1280 | req->sv1 = newSVsv (out_fh); |
670 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh))); |
1281 | req->int1 = ofd; |
671 | req->sv2 = newSVsv (in_fh); |
1282 | req->sv2 = newSVsv (in_fh); |
672 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh))); |
1283 | req->int2 = ifd; |
673 | req->offs = SvVAL64 (in_offset); |
1284 | req->offs = in_offset; |
674 | req->size = length; |
1285 | req->size = length; |
675 | |
1286 | |
676 | REQ_SEND; |
1287 | REQ_SEND; |
677 | } |
1288 | } |
678 | |
1289 | |
679 | void |
1290 | void |
680 | aio_readahead (SV *fh, SV *offset, IV length, SV *callback=&PL_sv_undef) |
1291 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
681 | PROTOTYPE: $$$;$ |
|
|
682 | PPCODE: |
1292 | PPCODE: |
683 | { |
1293 | { |
|
|
1294 | int fd = s_fileno_croak (fh, 0); |
684 | dREQ; |
1295 | dREQ; |
685 | |
1296 | |
686 | req->type = EIO_READAHEAD; |
1297 | req->type = EIO_READAHEAD; |
687 | req->sv1 = newSVsv (fh); |
1298 | req->sv1 = newSVsv (fh); |
688 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1299 | req->int1 = fd; |
689 | req->offs = SvVAL64 (offset); |
1300 | req->offs = offset; |
690 | req->size = length; |
1301 | req->size = length; |
691 | |
1302 | |
692 | REQ_SEND; |
1303 | REQ_SEND; |
693 | } |
1304 | } |
694 | |
1305 | |
695 | void |
1306 | void |
696 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
1307 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
697 | ALIAS: |
1308 | ALIAS: |
698 | aio_stat = EIO_STAT |
1309 | aio_stat = EIO_STAT |
699 | aio_lstat = EIO_LSTAT |
1310 | aio_lstat = EIO_LSTAT |
|
|
1311 | aio_statvfs = EIO_STATVFS |
700 | PPCODE: |
1312 | PPCODE: |
701 | { |
1313 | { |
702 | dREQ; |
1314 | dREQ; |
703 | |
1315 | |
704 | req->ptr2 = malloc (sizeof (EIO_STRUCT_STAT)); |
1316 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
705 | if (!req->ptr2) |
|
|
706 | { |
|
|
707 | req_destroy (req); |
|
|
708 | croak ("out of memory during aio_stat statdata allocation"); |
|
|
709 | } |
|
|
710 | |
|
|
711 | req->flags |= EIO_FLAG_PTR2_FREE; |
|
|
712 | req->sv1 = newSVsv (fh_or_path); |
|
|
713 | |
|
|
714 | if (SvPOK (fh_or_path)) |
|
|
715 | { |
|
|
716 | req->type = ix; |
|
|
717 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
718 | } |
|
|
719 | else |
|
|
720 | { |
|
|
721 | req->type = EIO_FSTAT; |
|
|
722 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
723 | } |
|
|
724 | |
1317 | |
725 | REQ_SEND; |
1318 | REQ_SEND; |
726 | } |
1319 | } |
|
|
1320 | |
|
|
1321 | UV |
|
|
1322 | major (UV dev) |
|
|
1323 | ALIAS: |
|
|
1324 | minor = 1 |
|
|
1325 | CODE: |
|
|
1326 | RETVAL = ix ? major (dev) : minor (dev); |
|
|
1327 | OUTPUT: |
|
|
1328 | RETVAL |
|
|
1329 | |
|
|
1330 | UV |
|
|
1331 | makedev (UV maj, UV min) |
|
|
1332 | CODE: |
|
|
1333 | RETVAL = makedev (maj, min); |
|
|
1334 | OUTPUT: |
|
|
1335 | RETVAL |
727 | |
1336 | |
728 | void |
1337 | void |
729 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
1338 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
730 | PPCODE: |
1339 | PPCODE: |
731 | { |
1340 | { |
732 | dREQ; |
1341 | dREQ; |
733 | |
1342 | |
734 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
1343 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
735 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
1344 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
736 | req->sv1 = newSVsv (fh_or_path); |
1345 | req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path); |
737 | |
|
|
738 | if (SvPOK (fh_or_path)) |
|
|
739 | { |
|
|
740 | req->type = EIO_UTIME; |
|
|
741 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
742 | } |
|
|
743 | else |
|
|
744 | { |
|
|
745 | req->type = EIO_FUTIME; |
|
|
746 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
747 | } |
|
|
748 | |
1346 | |
749 | REQ_SEND; |
1347 | REQ_SEND; |
750 | } |
1348 | } |
751 | |
1349 | |
752 | void |
1350 | void |
753 | aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) |
1351 | aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) |
754 | PPCODE: |
1352 | PPCODE: |
755 | { |
1353 | { |
756 | dREQ; |
1354 | dREQ; |
757 | |
1355 | |
758 | req->sv1 = newSVsv (fh_or_path); |
|
|
759 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
1356 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
760 | |
1357 | req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path); |
761 | if (SvPOK (fh_or_path)) |
|
|
762 | { |
|
|
763 | req->type = EIO_TRUNCATE; |
|
|
764 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
765 | } |
|
|
766 | else |
|
|
767 | { |
|
|
768 | req->type = EIO_FTRUNCATE; |
|
|
769 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
770 | } |
|
|
771 | |
1358 | |
772 | REQ_SEND; |
1359 | REQ_SEND; |
773 | } |
1360 | } |
774 | |
1361 | |
775 | void |
1362 | void |
776 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) |
1363 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) |
777 | ALIAS: |
|
|
778 | aio_chmod = EIO_CHMOD |
|
|
779 | aio_fchmod = EIO_FCHMOD |
|
|
780 | aio_mkdir = EIO_MKDIR |
|
|
781 | PPCODE: |
1364 | PPCODE: |
782 | { |
1365 | { |
783 | dREQ; |
1366 | dREQ; |
784 | |
1367 | |
785 | req->type = ix; |
|
|
786 | req->int2 = mode; |
1368 | req->int2 = mode; |
787 | req->sv1 = newSVsv (fh_or_path); |
1369 | req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path); |
788 | |
|
|
789 | if (ix == EIO_FCHMOD) |
|
|
790 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
791 | else |
|
|
792 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
793 | |
1370 | |
794 | REQ_SEND; |
1371 | REQ_SEND; |
795 | } |
1372 | } |
796 | |
1373 | |
797 | void |
1374 | void |
… | |
… | |
800 | { |
1377 | { |
801 | dREQ; |
1378 | dREQ; |
802 | |
1379 | |
803 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
1380 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
804 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
1381 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
805 | req->sv1 = newSVsv (fh_or_path); |
1382 | req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path); |
806 | |
1383 | |
807 | if (SvPOK (fh_or_path)) |
1384 | REQ_SEND; |
808 | { |
1385 | } |
|
|
1386 | |
|
|
1387 | void |
|
|
1388 | aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) |
|
|
1389 | PPCODE: |
|
|
1390 | { |
|
|
1391 | dREQ; |
|
|
1392 | |
|
|
1393 | req->type = EIO_READDIR; |
|
|
1394 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
|
|
1395 | |
|
|
1396 | if (flags & EIO_READDIR_DENTS) |
|
|
1397 | req->int1 |= EIO_READDIR_CUSTOM2; |
|
|
1398 | |
|
|
1399 | req_set_path1 (req, pathname); |
|
|
1400 | |
|
|
1401 | REQ_SEND; |
|
|
1402 | } |
|
|
1403 | |
|
|
1404 | void |
|
|
1405 | aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) |
|
|
1406 | PPCODE: |
|
|
1407 | { |
|
|
1408 | dREQ; |
|
|
1409 | |
809 | req->type = EIO_CHOWN; |
1410 | req->type = EIO_MKDIR; |
810 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1411 | req->int2 = mode; |
811 | } |
1412 | req_set_path1 (req, pathname); |
812 | else |
|
|
813 | { |
|
|
814 | req->type = EIO_FCHOWN; |
|
|
815 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
816 | } |
|
|
817 | |
1413 | |
818 | REQ_SEND; |
1414 | REQ_SEND; |
819 | } |
1415 | } |
820 | |
1416 | |
821 | void |
1417 | void |
… | |
… | |
827 | PPCODE: |
1423 | PPCODE: |
828 | { |
1424 | { |
829 | dREQ; |
1425 | dREQ; |
830 | |
1426 | |
831 | req->type = ix; |
1427 | req->type = ix; |
832 | req->sv1 = newSVsv (pathname); |
1428 | req_set_path1 (req, pathname); |
833 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
834 | |
1429 | |
835 | REQ_SEND; |
1430 | REQ_SEND; |
836 | } |
1431 | } |
837 | |
1432 | |
838 | void |
1433 | void |
… | |
… | |
841 | aio_link = EIO_LINK |
1436 | aio_link = EIO_LINK |
842 | aio_symlink = EIO_SYMLINK |
1437 | aio_symlink = EIO_SYMLINK |
843 | aio_rename = EIO_RENAME |
1438 | aio_rename = EIO_RENAME |
844 | PPCODE: |
1439 | PPCODE: |
845 | { |
1440 | { |
|
|
1441 | eio_wd wd2 = 0; |
846 | dREQ; |
1442 | dREQ; |
847 | |
1443 | |
848 | req->type = ix; |
1444 | req->type = ix; |
849 | req->sv1 = newSVsv (oldpath); |
1445 | req_set_path1 (req, oldpath); |
850 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1446 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
851 | req->sv2 = newSVsv (newpath); |
1447 | req->int3 = (long)wd2; |
852 | req->ptr2 = SvPVbyte_nolen (req->sv2); |
|
|
853 | |
1448 | |
854 | REQ_SEND; |
1449 | REQ_SEND; |
855 | } |
1450 | } |
856 | |
1451 | |
857 | void |
1452 | void |
… | |
… | |
859 | PPCODE: |
1454 | PPCODE: |
860 | { |
1455 | { |
861 | dREQ; |
1456 | dREQ; |
862 | |
1457 | |
863 | req->type = EIO_MKNOD; |
1458 | req->type = EIO_MKNOD; |
864 | req->sv1 = newSVsv (pathname); |
|
|
865 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
866 | req->int2 = (mode_t)mode; |
1459 | req->int2 = (mode_t)mode; |
867 | req->offs = dev; |
1460 | req->offs = dev; |
|
|
1461 | req_set_path1 (req, pathname); |
868 | |
1462 | |
869 | REQ_SEND; |
1463 | REQ_SEND; |
870 | } |
1464 | } |
871 | |
1465 | |
872 | void |
1466 | void |
|
|
1467 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
|
|
1468 | ALIAS: |
|
|
1469 | aio_mtouch = EIO_MTOUCH |
|
|
1470 | aio_msync = EIO_MSYNC |
|
|
1471 | PPCODE: |
|
|
1472 | { |
|
|
1473 | STRLEN svlen; |
|
|
1474 | char *svptr = SvPVbyte (data, svlen); |
|
|
1475 | UV len = SvUV (length); |
|
|
1476 | |
|
|
1477 | if (offset < 0) |
|
|
1478 | offset += svlen; |
|
|
1479 | |
|
|
1480 | if (offset < 0 || offset > svlen) |
|
|
1481 | croak ("offset outside of scalar"); |
|
|
1482 | |
|
|
1483 | if (!SvOK (length) || len + offset > svlen) |
|
|
1484 | len = svlen - offset; |
|
|
1485 | |
|
|
1486 | { |
|
|
1487 | dREQ; |
|
|
1488 | |
|
|
1489 | req->type = ix; |
|
|
1490 | req->sv2 = SvREFCNT_inc (data); |
|
|
1491 | req->ptr2 = (char *)svptr + offset; |
|
|
1492 | req->size = len; |
|
|
1493 | req->int1 = flags; |
|
|
1494 | |
|
|
1495 | REQ_SEND; |
|
|
1496 | } |
|
|
1497 | } |
|
|
1498 | |
|
|
1499 | void |
|
|
1500 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) |
|
|
1501 | PPCODE: |
|
|
1502 | { |
|
|
1503 | STRLEN svlen; |
|
|
1504 | char *svptr = SvPVbyte (data, svlen); |
|
|
1505 | UV len = SvUV (length); |
|
|
1506 | |
|
|
1507 | if (offset < 0) |
|
|
1508 | offset += svlen; |
|
|
1509 | |
|
|
1510 | if (offset < 0 || offset > svlen) |
|
|
1511 | croak ("offset outside of scalar"); |
|
|
1512 | |
|
|
1513 | if (!SvOK (length) || len + offset > svlen) |
|
|
1514 | len = svlen - offset; |
|
|
1515 | |
|
|
1516 | { |
|
|
1517 | dREQ; |
|
|
1518 | |
|
|
1519 | req->type = EIO_MLOCK; |
|
|
1520 | req->sv2 = SvREFCNT_inc (data); |
|
|
1521 | req->ptr2 = (char *)svptr + offset; |
|
|
1522 | req->size = len; |
|
|
1523 | |
|
|
1524 | REQ_SEND; |
|
|
1525 | } |
|
|
1526 | } |
|
|
1527 | |
|
|
1528 | void |
|
|
1529 | aio_mlockall (IV flags, SV *callback=&PL_sv_undef) |
|
|
1530 | PPCODE: |
|
|
1531 | { |
|
|
1532 | dREQ; |
|
|
1533 | |
|
|
1534 | req->type = EIO_MLOCKALL; |
|
|
1535 | req->int1 = flags; |
|
|
1536 | |
|
|
1537 | REQ_SEND; |
|
|
1538 | } |
|
|
1539 | |
|
|
1540 | void |
|
|
1541 | aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback=&PL_sv_undef) |
|
|
1542 | PPCODE: |
|
|
1543 | { |
|
|
1544 | int fd = s_fileno_croak (fh, 0); |
|
|
1545 | dREQ; |
|
|
1546 | |
|
|
1547 | req->type = EIO_CUSTOM; |
|
|
1548 | req->sv1 = newSVsv (fh); |
|
|
1549 | req->int1 = fd; |
|
|
1550 | |
|
|
1551 | req->feed = fiemap; |
|
|
1552 | #if HAVE_FIEMAP |
|
|
1553 | /* keep our fingers crossed that the next two types are 64 bit */ |
|
|
1554 | req->offs = start; |
|
|
1555 | req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL; |
|
|
1556 | req->int2 = flags; |
|
|
1557 | req->int3 = SvOK (count) ? SvIV (count) : -1; |
|
|
1558 | #endif |
|
|
1559 | |
|
|
1560 | REQ_SEND; |
|
|
1561 | } |
|
|
1562 | |
|
|
1563 | void |
873 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1564 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
874 | PPCODE: |
1565 | PPCODE: |
875 | { |
1566 | { |
876 | dREQ; |
1567 | dREQ; |
877 | |
1568 | |
… | |
… | |
881 | REQ_SEND; |
1572 | REQ_SEND; |
882 | } |
1573 | } |
883 | |
1574 | |
884 | void |
1575 | void |
885 | aio_group (SV *callback=&PL_sv_undef) |
1576 | aio_group (SV *callback=&PL_sv_undef) |
886 | PROTOTYPE: ;$ |
|
|
887 | PPCODE: |
1577 | PPCODE: |
888 | { |
1578 | { |
889 | dREQ; |
1579 | dREQ; |
890 | |
1580 | |
891 | req->type = EIO_GROUP; |
1581 | req->type = EIO_GROUP; |
892 | |
1582 | |
893 | eio_submit (req); |
1583 | req_submit (req); |
894 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1584 | XPUSHs (req_sv (req, aio_grp_stash)); |
895 | } |
1585 | } |
896 | |
1586 | |
897 | void |
1587 | void |
898 | aio_nop (SV *callback=&PL_sv_undef) |
1588 | aio_nop (SV *callback=&PL_sv_undef) |
899 | ALIAS: |
1589 | ALIAS: |
… | |
… | |
908 | REQ_SEND; |
1598 | REQ_SEND; |
909 | } |
1599 | } |
910 | |
1600 | |
911 | int |
1601 | int |
912 | aioreq_pri (int pri = 0) |
1602 | aioreq_pri (int pri = 0) |
913 | PROTOTYPE: ;$ |
|
|
914 | CODE: |
1603 | CODE: |
915 | RETVAL = next_pri - EIO_PRI_BIAS; |
1604 | RETVAL = next_pri; |
916 | if (items > 0) |
1605 | if (items > 0) |
917 | { |
1606 | { |
918 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1607 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
919 | if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX; |
1608 | if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX; |
920 | next_pri = pri + EIO_PRI_BIAS; |
1609 | next_pri = pri; |
921 | } |
1610 | } |
922 | OUTPUT: |
1611 | OUTPUT: |
923 | RETVAL |
1612 | RETVAL |
924 | |
1613 | |
925 | void |
1614 | void |
926 | aioreq_nice (int nice = 0) |
1615 | aioreq_nice (int nice = 0) |
927 | CODE: |
1616 | CODE: |
928 | nice = next_pri - nice; |
1617 | nice = next_pri - nice; |
929 | if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN; |
1618 | if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN; |
930 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1619 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
931 | next_pri = nice + EIO_PRI_BIAS; |
1620 | next_pri = nice; |
932 | |
1621 | |
933 | void |
1622 | void |
934 | flush () |
1623 | flush () |
935 | PROTOTYPE: |
|
|
936 | CODE: |
1624 | CODE: |
937 | while (eio_nreqs ()) |
1625 | while (eio_nreqs ()) |
938 | { |
1626 | { |
939 | poll_wait (); |
1627 | poll_wait (); |
940 | poll_cb (); |
1628 | poll_cb (); |
941 | } |
1629 | } |
942 | |
1630 | |
943 | int |
1631 | int |
944 | poll() |
1632 | poll () |
945 | PROTOTYPE: |
|
|
946 | CODE: |
1633 | CODE: |
947 | poll_wait (); |
1634 | poll_wait (); |
948 | RETVAL = poll_cb (); |
1635 | RETVAL = poll_cb (); |
949 | OUTPUT: |
1636 | OUTPUT: |
950 | RETVAL |
1637 | RETVAL |
951 | |
1638 | |
952 | int |
1639 | int |
953 | poll_fileno() |
1640 | poll_fileno () |
954 | PROTOTYPE: |
|
|
955 | CODE: |
1641 | CODE: |
956 | RETVAL = respipe [0]; |
1642 | RETVAL = s_epipe_fd (&respipe); |
957 | OUTPUT: |
1643 | OUTPUT: |
958 | RETVAL |
1644 | RETVAL |
959 | |
1645 | |
960 | int |
1646 | int |
961 | poll_cb(...) |
1647 | poll_cb (...) |
962 | PROTOTYPE: |
1648 | PROTOTYPE: |
963 | CODE: |
1649 | CODE: |
964 | RETVAL = poll_cb (); |
1650 | RETVAL = poll_cb (); |
965 | OUTPUT: |
1651 | OUTPUT: |
966 | RETVAL |
1652 | RETVAL |
967 | |
1653 | |
968 | void |
1654 | void |
969 | poll_wait() |
1655 | poll_wait () |
970 | PROTOTYPE: |
|
|
971 | CODE: |
1656 | CODE: |
972 | poll_wait (); |
1657 | poll_wait (); |
973 | |
1658 | |
974 | int |
1659 | int |
975 | nreqs() |
1660 | nreqs () |
976 | PROTOTYPE: |
|
|
977 | CODE: |
1661 | CODE: |
978 | RETVAL = eio_nreqs (); |
1662 | RETVAL = eio_nreqs (); |
979 | OUTPUT: |
1663 | OUTPUT: |
980 | RETVAL |
1664 | RETVAL |
981 | |
1665 | |
982 | int |
1666 | int |
983 | nready() |
1667 | nready () |
984 | PROTOTYPE: |
|
|
985 | CODE: |
1668 | CODE: |
986 | RETVAL = eio_nready (); |
1669 | RETVAL = eio_nready (); |
987 | OUTPUT: |
1670 | OUTPUT: |
988 | RETVAL |
1671 | RETVAL |
989 | |
1672 | |
990 | int |
1673 | int |
991 | npending() |
1674 | npending () |
992 | PROTOTYPE: |
|
|
993 | CODE: |
1675 | CODE: |
994 | RETVAL = eio_npending (); |
1676 | RETVAL = eio_npending (); |
995 | OUTPUT: |
1677 | OUTPUT: |
996 | RETVAL |
1678 | RETVAL |
997 | |
1679 | |
998 | int |
1680 | int |
999 | nthreads() |
1681 | nthreads () |
1000 | PROTOTYPE: |
|
|
1001 | CODE: |
1682 | CODE: |
1002 | if (WORDACCESS_UNSAFE) X_LOCK (wrklock); |
1683 | RETVAL = eio_nthreads (); |
1003 | RETVAL = started; |
|
|
1004 | if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock); |
|
|
1005 | OUTPUT: |
1684 | OUTPUT: |
1006 | RETVAL |
1685 | RETVAL |
1007 | |
1686 | |
|
|
1687 | int |
|
|
1688 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
|
|
1689 | CODE: |
|
|
1690 | RETVAL = posix_fadvise (fh, offset, length, advice); |
|
|
1691 | OUTPUT: |
|
|
1692 | RETVAL |
|
|
1693 | |
|
|
1694 | IV |
|
|
1695 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
|
|
1696 | CODE: |
|
|
1697 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
|
|
1698 | OUTPUT: |
|
|
1699 | RETVAL |
|
|
1700 | |
|
|
1701 | void |
|
|
1702 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
|
|
1703 | PPCODE: |
|
|
1704 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1705 | { |
|
|
1706 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
|
|
1707 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
|
|
1708 | if (addr == (void *)-1) |
|
|
1709 | XSRETURN_NO; |
|
|
1710 | |
|
|
1711 | sv_force_normal (scalar); |
|
|
1712 | |
|
|
1713 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
1714 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
|
|
1715 | ->mg_obj = (SV *)length; |
|
|
1716 | |
|
|
1717 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1718 | |
|
|
1719 | if (!(prot & PROT_WRITE)) |
|
|
1720 | SvREADONLY_on (scalar); |
|
|
1721 | |
|
|
1722 | if (SvLEN (scalar)) |
|
|
1723 | Safefree (SvPVX (scalar)); |
|
|
1724 | |
|
|
1725 | SvPVX (scalar) = (char *)addr; |
|
|
1726 | SvCUR_set (scalar, length); |
|
|
1727 | SvLEN_set (scalar, 0); |
|
|
1728 | SvPOK_only (scalar); |
|
|
1729 | |
|
|
1730 | XSRETURN_YES; |
|
|
1731 | } |
|
|
1732 | |
|
|
1733 | void |
|
|
1734 | munmap (SV *scalar) |
|
|
1735 | CODE: |
|
|
1736 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1737 | |
|
|
1738 | int |
|
|
1739 | madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
|
|
1740 | ALIAS: |
|
|
1741 | mprotect = 1 |
|
|
1742 | CODE: |
|
|
1743 | { |
|
|
1744 | STRLEN svlen; |
|
|
1745 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1746 | size_t len = SvUV (length); |
|
|
1747 | |
|
|
1748 | if (offset < 0) |
|
|
1749 | offset += svlen; |
|
|
1750 | |
|
|
1751 | if (offset < 0 || offset > svlen) |
|
|
1752 | croak ("offset outside of scalar"); |
|
|
1753 | |
|
|
1754 | if (!SvOK (length) || len + offset > svlen) |
|
|
1755 | len = svlen - offset; |
|
|
1756 | |
|
|
1757 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1758 | eio_page_align (&addr, &len); |
|
|
1759 | |
|
|
1760 | switch (ix) |
|
|
1761 | { |
|
|
1762 | case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break; |
|
|
1763 | case 1: RETVAL = mprotect (addr, len, advice_or_prot); break; |
|
|
1764 | } |
|
|
1765 | } |
|
|
1766 | OUTPUT: |
|
|
1767 | RETVAL |
|
|
1768 | |
|
|
1769 | int |
|
|
1770 | munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) |
|
|
1771 | CODE: |
|
|
1772 | { |
|
|
1773 | STRLEN svlen; |
|
|
1774 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1775 | size_t len = SvUV (length); |
|
|
1776 | |
|
|
1777 | if (offset < 0) |
|
|
1778 | offset += svlen; |
|
|
1779 | |
|
|
1780 | if (offset < 0 || offset > svlen) |
|
|
1781 | croak ("offset outside of scalar"); |
|
|
1782 | |
|
|
1783 | if (!SvOK (length) || len + offset > svlen) |
|
|
1784 | len = svlen - offset; |
|
|
1785 | |
|
|
1786 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1787 | eio_page_align (&addr, &len); |
|
|
1788 | #if _POSIX_MEMLOCK_RANGE |
|
|
1789 | RETVAL = munlock (addr, len); |
|
|
1790 | #else |
|
|
1791 | RETVAL = EIO_ENOSYS (); |
|
|
1792 | #endif |
|
|
1793 | } |
|
|
1794 | OUTPUT: |
|
|
1795 | RETVAL |
|
|
1796 | |
|
|
1797 | int |
|
|
1798 | munlockall () |
|
|
1799 | CODE: |
|
|
1800 | #if _POSIX_MEMLOCK |
|
|
1801 | munlockall (); |
|
|
1802 | #else |
|
|
1803 | RETVAL = EIO_ENOSYS (); |
|
|
1804 | #endif |
|
|
1805 | OUTPUT: |
|
|
1806 | RETVAL |
|
|
1807 | |
|
|
1808 | int |
|
|
1809 | splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) |
|
|
1810 | CODE: |
|
|
1811 | { |
|
|
1812 | #if HAVE_LINUX_SPLICE |
|
|
1813 | loff_t off_in_, off_out_; |
|
|
1814 | RETVAL = splice ( |
|
|
1815 | rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0, |
|
|
1816 | wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0, |
|
|
1817 | length, flags |
|
|
1818 | ); |
|
|
1819 | #else |
|
|
1820 | RETVAL = EIO_ENOSYS (); |
|
|
1821 | #endif |
|
|
1822 | } |
|
|
1823 | OUTPUT: |
|
|
1824 | RETVAL |
|
|
1825 | |
|
|
1826 | int |
|
|
1827 | tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags) |
|
|
1828 | CODE: |
|
|
1829 | #if HAVE_LINUX_SPLICE |
|
|
1830 | RETVAL = tee (rfh, wfh, length, flags); |
|
|
1831 | #else |
|
|
1832 | RETVAL = EIO_ENOSYS (); |
|
|
1833 | #endif |
|
|
1834 | OUTPUT: |
|
|
1835 | RETVAL |
|
|
1836 | |
|
|
1837 | void _on_next_submit (SV *cb) |
|
|
1838 | CODE: |
|
|
1839 | SvREFCNT_dec (on_next_submit); |
|
|
1840 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
|
|
1841 | |
1008 | PROTOTYPES: DISABLE |
1842 | PROTOTYPES: DISABLE |
|
|
1843 | |
|
|
1844 | MODULE = IO::AIO PACKAGE = IO::AIO::WD |
|
|
1845 | |
|
|
1846 | BOOT: |
|
|
1847 | { |
|
|
1848 | newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD )); |
|
|
1849 | newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD)); |
|
|
1850 | } |
|
|
1851 | |
|
|
1852 | void |
|
|
1853 | DESTROY (SV *self) |
|
|
1854 | CODE: |
|
|
1855 | { |
|
|
1856 | aio_wd wd = SvAIO_WD (self); |
|
|
1857 | #if HAVE_AT |
|
|
1858 | { |
|
|
1859 | SV *callback = &PL_sv_undef; |
|
|
1860 | dREQ; /* clobbers next_pri :/ */ |
|
|
1861 | next_pri = req->pri; /* restore next_pri */ |
|
|
1862 | req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */ |
|
|
1863 | req->type = EIO_WD_CLOSE; |
|
|
1864 | req->wd = wd; |
|
|
1865 | REQ_SEND; |
|
|
1866 | } |
|
|
1867 | #else |
|
|
1868 | eio_wd_close_sync (wd); |
|
|
1869 | #endif |
|
|
1870 | } |
1009 | |
1871 | |
1010 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
1872 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
1011 | |
1873 | |
1012 | void |
1874 | void |
1013 | cancel (aio_req_ornot req) |
1875 | cancel (aio_req_ornot req) |
1014 | CODE: |
1876 | CODE: |
1015 | eio_cancel (req); |
1877 | eio_cancel (req); |
1016 | |
1878 | |
1017 | void |
1879 | void |
1018 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
1880 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
1019 | CODE: |
1881 | PPCODE: |
|
|
1882 | { |
|
|
1883 | if (GIMME_V != G_VOID) |
|
|
1884 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
|
|
1885 | |
|
|
1886 | if (items > 1) |
|
|
1887 | { |
|
|
1888 | SV *cb_cv =get_cb (callback); |
|
|
1889 | |
1020 | SvREFCNT_dec (req->callback); |
1890 | SvREFCNT_dec (req->callback); |
1021 | req->callback = newSVsv (callback); |
1891 | req->callback = SvREFCNT_inc (cb_cv); |
|
|
1892 | } |
|
|
1893 | } |
1022 | |
1894 | |
1023 | MODULE = IO::AIO PACKAGE = IO::AIO::GRP |
1895 | MODULE = IO::AIO PACKAGE = IO::AIO::GRP |
1024 | |
1896 | |
1025 | void |
1897 | void |
1026 | add (aio_req grp, ...) |
1898 | add (aio_req grp, ...) |
… | |
… | |
1058 | AV *av; |
1930 | AV *av; |
1059 | |
1931 | |
1060 | grp->errorno = errno; |
1932 | grp->errorno = errno; |
1061 | |
1933 | |
1062 | av = newAV (); |
1934 | av = newAV (); |
|
|
1935 | av_extend (av, items - 1); |
1063 | |
1936 | |
1064 | for (i = 1; i < items; ++i ) |
1937 | for (i = 1; i < items; ++i ) |
1065 | av_push (av, newSVsv (ST (i))); |
1938 | av_push (av, newSVsv (ST (i))); |
1066 | |
1939 | |
1067 | SvREFCNT_dec (grp->sv1); |
1940 | SvREFCNT_dec (grp->sv1); |
… | |
… | |
1081 | void |
1954 | void |
1082 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
1955 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
1083 | CODE: |
1956 | CODE: |
1084 | { |
1957 | { |
1085 | SvREFCNT_dec (grp->sv2); |
1958 | SvREFCNT_dec (grp->sv2); |
1086 | grp->sv2 = newSVsv (callback); |
1959 | grp->sv2 = newSVsv (callback); |
|
|
1960 | grp->feed = aio_grp_feed; |
1087 | |
1961 | |
1088 | if (grp->int2 <= 0) |
1962 | if (grp->int2 <= 0) |
1089 | grp->int2 = 2; |
1963 | grp->int2 = 2; |
1090 | |
1964 | |
1091 | eio_grp_limit (grp, grp->int2); |
1965 | eio_grp_limit (grp, grp->int2); |