1 | #define _REENTRANT 1 |
1 | #include "libeio/xthread.h" |
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2 | |
2 | #include <errno.h> |
3 | #include <errno.h> |
3 | |
4 | |
4 | #include "EXTERN.h" |
5 | #include "EXTERN.h" |
5 | #include "perl.h" |
6 | #include "perl.h" |
6 | #include "XSUB.h" |
7 | #include "XSUB.h" |
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8 | #include "perliol.h" |
7 | |
9 | |
8 | #include "autoconf/config.h" |
10 | #if !defined mg_findext |
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11 | # define mg_findext(sv,type,vtbl) mg_find (sv, type) |
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12 | #endif |
9 | |
13 | |
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14 | #include <stddef.h> |
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15 | #include <stdlib.h> |
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16 | #include <errno.h> |
10 | #include <sys/types.h> |
17 | #include <sys/types.h> |
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18 | #include <sys/socket.h> |
11 | #include <sys/stat.h> |
19 | #include <sys/stat.h> |
12 | |
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13 | #include <unistd.h> |
20 | #include <limits.h> |
14 | #include <fcntl.h> |
21 | #include <fcntl.h> |
15 | #include <signal.h> |
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16 | #include <sched.h> |
22 | #include <sched.h> |
17 | |
23 | |
18 | #include <pthread.h> |
24 | /* the incompetent fool that created musl keeps __linux__, refuses |
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25 | * to implement any linux standard apis, and also has no way to test |
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26 | * for his broken iplementation. don't complain to me if this fails |
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27 | * for you. |
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28 | */ |
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29 | #if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) |
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30 | # include <linux/fs.h> |
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31 | # ifdef FS_IOC_FIEMAP |
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32 | # include <linux/types.h> |
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33 | # include <linux/fiemap.h> |
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34 | # define HAVE_FIEMAP 1 |
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35 | # endif |
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36 | #endif |
19 | |
37 | |
20 | typedef void *InputStream; /* hack, but 5.6.1 is simply toooo old ;) */ |
38 | /* perl namespace pollution */ |
21 | typedef void *OutputStream; /* hack, but 5.6.1 is simply toooo old ;) */ |
39 | #undef VERSION |
22 | typedef void *InOutStream; /* hack, but 5.6.1 is simply toooo old ;) */ |
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23 | |
40 | |
24 | #if __ia64 |
41 | /* perl stupidly overrides readdir and maybe others */ |
25 | # define STACKSIZE 65536 |
42 | /* with thread-unsafe versions, imagine that :( */ |
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43 | #undef readdir |
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44 | #undef opendir |
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45 | #undef closedir |
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46 | |
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47 | #ifdef _WIN32 |
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48 | |
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49 | // perl overrides all those nice libc functions |
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50 | |
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51 | #undef malloc |
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52 | #undef free |
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53 | #undef open |
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54 | #undef read |
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55 | #undef write |
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56 | #undef send |
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57 | #undef recv |
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58 | #undef stat |
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59 | #undef lstat |
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60 | #undef fstat |
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61 | #undef truncate |
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62 | #undef ftruncate |
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63 | #undef open |
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64 | #undef link |
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65 | #undef close |
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66 | #undef unlink |
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67 | #undef mkdir |
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68 | #undef rmdir |
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69 | #undef rename |
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70 | #undef lseek |
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71 | #undef opendir |
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72 | #undef readdir |
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73 | #undef closedir |
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74 | #undef chmod |
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75 | #undef fchmod |
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76 | #undef dup |
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77 | #undef dup2 |
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78 | #undef abort |
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79 | #undef pipe |
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80 | #undef utime |
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81 | |
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82 | #define EIO_STRUCT_STAT struct _stati64 |
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83 | #define EIO_STRUCT_STATI64 |
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84 | |
26 | #else |
85 | #else |
27 | # define STACKSIZE 4096 |
86 | |
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87 | #include <sys/time.h> |
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88 | #include <sys/select.h> |
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89 | #include <sys/wait.h> |
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90 | #include <unistd.h> |
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91 | #include <utime.h> |
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92 | #include <signal.h> |
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93 | |
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94 | #define EIO_STRUCT_STAT Stat_t |
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95 | |
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96 | #endif |
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97 | |
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98 | /*****************************************************************************/ |
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99 | |
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100 | #if __GNUC__ >= 3 |
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101 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
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102 | #else |
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103 | # define expect(expr,value) (expr) |
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104 | #endif |
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105 | |
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106 | #define expect_false(expr) expect ((expr) != 0, 0) |
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107 | #define expect_true(expr) expect ((expr) != 0, 1) |
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108 | |
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109 | /*****************************************************************************/ |
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110 | |
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111 | #include "config.h" |
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112 | |
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113 | #if HAVE_SYS_MKDEV_H |
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114 | # include <sys/mkdev.h> |
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115 | #elif HAVE_SYS_SYSMACROS_H |
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116 | # include <sys/sysmacros.h> |
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117 | #endif |
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118 | |
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119 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
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120 | # include <sys/mman.h> |
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121 | #endif |
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122 | |
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123 | #if HAVE_SYS_UIO_H |
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124 | # include <sys/uio.h> |
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125 | #endif |
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126 | |
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127 | #if HAVE_ST_XTIMENSEC |
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128 | # define ATIMENSEC PL_statcache.st_atimensec |
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129 | # define MTIMENSEC PL_statcache.st_mtimensec |
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130 | # define CTIMENSEC PL_statcache.st_ctimensec |
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131 | #elif HAVE_ST_XTIMESPEC |
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132 | # define ATIMENSEC PL_statcache.st_atim.tv_nsec |
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133 | # define MTIMENSEC PL_statcache.st_mtim.tv_nsec |
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134 | # define CTIMENSEC PL_statcache.st_ctim.tv_nsec |
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135 | #else |
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136 | # define ATIMENSEC 0 |
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137 | # define MTIMENSEC 0 |
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138 | # define CTIMENSEC 0 |
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139 | #endif |
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140 | |
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141 | #if HAVE_ST_BIRTHTIMENSEC |
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142 | # define BTIMESEC PL_statcache.st_birthtime |
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143 | # define BTIMENSEC PL_statcache.st_birthtimensec |
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144 | #elif HAVE_ST_BIRTHTIMESPEC |
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145 | # define BTIMESEC PL_statcache.st_birthtim.tv_sec |
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146 | # define BTIMENSEC PL_statcache.st_birthtim.tv_nsec |
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147 | #else |
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148 | # define BTIMESEC 0 |
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149 | # define BTIMENSEC 0 |
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150 | #endif |
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151 | |
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152 | #if HAVE_ST_GEN |
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153 | # define ST_GEN PL_statcache.st_gen |
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154 | #else |
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155 | # define ST_GEN 0 |
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156 | #endif |
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157 | |
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158 | #include "schmorp.h" |
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159 | |
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160 | #if HAVE_EVENTFD |
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161 | # include <sys/eventfd.h> |
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162 | #endif |
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163 | |
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164 | #if HAVE_TIMERFD |
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165 | # include <sys/timerfd.h> |
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166 | #endif |
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167 | |
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168 | #if HAVE_RLIMITS |
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169 | #include <sys/time.h> |
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170 | #include <sys/resource.h> |
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171 | #endif |
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172 | |
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173 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
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174 | typedef int aio_rfd; /* read file desriptor */ |
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175 | typedef int aio_wfd; /* write file descriptor */ |
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176 | |
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177 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash; |
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178 | |
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179 | #define EIO_REQ_MEMBERS \ |
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180 | SV *callback; \ |
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181 | SV *sv1, *sv2; \ |
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182 | SV *sv3, *sv4; \ |
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183 | STRLEN stroffset; \ |
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184 | SV *self; |
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185 | |
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186 | #define EIO_NO_WRAPPERS 1 |
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187 | |
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188 | #include "libeio/eio.h" |
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189 | |
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190 | static int req_invoke (eio_req *req); |
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191 | #define EIO_FINISH(req) req_invoke (req) |
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192 | static void req_destroy (eio_req *grp); |
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193 | #define EIO_DESTROY(req) req_destroy (req) |
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194 | |
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195 | #include "libeio/eio.c" |
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196 | |
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197 | #if !HAVE_POSIX_FADVISE |
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198 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
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199 | #endif |
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200 | |
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201 | #if !HAVE_POSIX_MADVISE |
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202 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
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203 | #endif |
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204 | |
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205 | #ifndef MAP_ANONYMOUS |
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206 | # ifdef MAP_ANON |
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207 | # define MAP_ANONYMOUS MAP_ANON |
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208 | # else |
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209 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
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210 | # endif |
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211 | #endif |
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212 | |
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213 | #ifndef makedev |
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214 | # define makedev(maj,min) (((maj) << 8) | (min)) |
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215 | #endif |
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216 | #ifndef major |
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217 | # define major(dev) ((dev) >> 8) |
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218 | #endif |
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219 | #ifndef minor |
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220 | # define minor(dev) ((dev) & 0xff) |
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221 | #endif |
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222 | |
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223 | /* solaris has a non-posix/unix compliant PAGESIZE that breaks compilation */ |
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224 | #ifdef __sun |
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225 | # undef PAGESIZE |
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226 | #endif |
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227 | |
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228 | #if PAGESIZE <= 0 |
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229 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
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230 | #endif |
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231 | |
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232 | #if HAVE_SYSCALL |
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233 | #include <sys/syscall.h> |
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234 | #else |
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235 | # define syscall(nr,...) (errno = ENOSYS, -1) |
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236 | #endif |
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237 | |
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238 | /*****************************************************************************/ |
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239 | |
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240 | #if !_POSIX_MAPPED_FILES |
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241 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, (void *)-1) |
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242 | # define munmap(addr,length) EIO_ENOSYS () |
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243 | #endif |
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244 | |
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245 | #if !_POSIX_MEMORY_PROTECTION |
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246 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
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247 | #endif |
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248 | |
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249 | #if !MREMAP_MAYMOVE |
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250 | # define mremap(old_address,old_size,new_size,flags,new_address) (errno = ENOSYS, (void *)-1) |
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251 | #endif |
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252 | |
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253 | #define FOREIGN_MAGIC PERL_MAGIC_ext |
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254 | |
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255 | static int ecb_cold |
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256 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
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257 | { |
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258 | int old_errno = errno; |
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259 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
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260 | errno = old_errno; |
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261 | |
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262 | mg->mg_obj = 0; /* just in case */ |
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263 | |
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264 | SvREADONLY_off (sv); |
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265 | |
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266 | if (SvPVX (sv) != mg->mg_ptr) |
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267 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
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268 | |
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269 | SvCUR_set (sv, 0); |
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270 | SvPVX (sv) = 0; |
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271 | SvOK_off (sv); |
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272 | |
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273 | return 0; |
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274 | } |
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275 | |
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276 | static MGVTBL mmap_vtbl = { |
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277 | 0, 0, 0, 0, mmap_free |
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278 | }; |
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279 | |
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280 | static int ecb_cold |
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281 | sysfree_free (pTHX_ SV *sv, MAGIC *mg) |
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282 | { |
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283 | free (mg->mg_ptr); |
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284 | mg->mg_obj = 0; /* just in case */ |
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285 | |
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286 | SvREADONLY_off (sv); |
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287 | |
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288 | if (SvPVX (sv) != mg->mg_ptr) |
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289 | croak ("ERROR: IO::AIO mapped scalar changed location, detected"); |
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290 | |
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291 | SvCUR_set (sv, 0); |
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292 | SvPVX (sv) = 0; |
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293 | SvOK_off (sv); |
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294 | |
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295 | return 0; |
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296 | } |
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297 | |
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298 | static MGVTBL sysfree_vtbl = { |
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299 | 0, 0, 0, 0, sysfree_free |
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300 | }; |
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301 | |
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302 | /*****************************************************************************/ |
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303 | |
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304 | /* helper: set scalar to foreign ptr with custom free */ |
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305 | ecb_noinline |
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306 | static void |
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307 | sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length) |
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308 | { |
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309 | sv_force_normal (sv); |
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310 | |
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311 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
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312 | sv_magicext (sv, 0, FOREIGN_MAGIC, vtbl, (char *)addr, 0) |
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313 | ->mg_obj = (SV *)length; |
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314 | |
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315 | SvUPGRADE (sv, SVt_PV); /* nop... */ |
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316 | |
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317 | if (SvLEN (sv)) |
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318 | Safefree (SvPVX (sv)); |
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319 | |
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320 | SvPVX (sv) = (char *)addr; |
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321 | SvCUR_set (sv, length); |
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322 | SvLEN_set (sv, 0); |
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323 | SvPOK_only (sv); |
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324 | } |
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325 | |
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326 | static void |
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327 | sv_clear_foreign (SV *sv) |
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328 | { |
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329 | /* todo: iterate over magic and only free ours, but of course */ |
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330 | /* the perl5porters will call that (correct) behaviour buggy */ |
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331 | sv_unmagic (sv, FOREIGN_MAGIC); |
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332 | } |
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333 | |
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334 | /*****************************************************************************/ |
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335 | |
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336 | /* defines all sorts of constants to 0 unless they are already defined */ |
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337 | /* also provides const_iv_ and const_niv_ macros for them */ |
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338 | #include "def0.h" |
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339 | |
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340 | /*****************************************************************************/ |
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341 | |
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342 | static void |
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343 | fiemap (eio_req *req) |
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344 | { |
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345 | req->result = -1; |
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346 | |
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347 | #if HAVE_FIEMAP |
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348 | /* assume some c99 */ |
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349 | struct fiemap *fiemap = 0; |
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350 | size_t end_offset; |
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351 | int count = req->int3; |
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352 | |
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353 | req->flags |= EIO_FLAG_PTR1_FREE; |
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354 | |
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355 | /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */ |
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356 | /* increase in fixed steps */ |
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357 | if (count < 0) |
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358 | count = 8; |
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359 | |
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360 | fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); |
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361 | errno = ENOMEM; |
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362 | if (!fiemap) |
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363 | return; |
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364 | |
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365 | req->ptr1 = fiemap; |
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366 | |
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367 | fiemap->fm_start = req->offs; |
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368 | fiemap->fm_length = req->size; |
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369 | fiemap->fm_flags = req->int2; |
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370 | fiemap->fm_extent_count = count; |
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371 | |
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372 | if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0) |
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373 | return; |
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374 | |
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375 | if (req->int3 >= 0 /* not autosizing */ |
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376 | || !fiemap->fm_mapped_extents /* no more extents */ |
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377 | || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */) |
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378 | goto done; |
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379 | |
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380 | /* else we have to loop - |
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381 | * it would be tempting (actually I tried that first) to just query the |
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382 | * number of extents needed, but linux often feels like not returning all |
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383 | * extents, without telling us it left any out. this complicates |
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384 | * this quite a bit. |
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385 | */ |
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386 | |
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387 | end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start); |
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388 | |
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389 | for (;;) |
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390 | { |
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391 | /* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */ |
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392 | char scratch[3072]; |
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393 | struct fiemap *incmap = (struct fiemap *)scratch; |
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394 | |
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395 | incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical |
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396 | + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length; |
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397 | incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start); |
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398 | incmap->fm_flags = fiemap->fm_flags; |
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399 | incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent); |
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400 | |
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401 | if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0) |
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402 | return; |
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403 | |
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404 | if (!incmap->fm_mapped_extents) |
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405 | goto done; |
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406 | |
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407 | count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents; |
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408 | fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); |
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409 | errno = ENOMEM; |
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410 | if (!fiemap) |
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411 | return; |
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412 | |
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413 | req->ptr1 = fiemap; |
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414 | |
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415 | for (count = 0; count < incmap->fm_mapped_extents; ++count) |
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416 | { |
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417 | struct fiemap_extent *e = incmap->fm_extents + count; |
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418 | |
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419 | fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e; |
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420 | |
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421 | if (e->fe_logical >= end_offset) |
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422 | goto done; |
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423 | |
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424 | if (e->fe_flags & FIEMAP_EXTENT_LAST) |
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425 | goto done; |
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426 | |
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427 | } |
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428 | } |
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429 | |
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430 | done: |
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431 | req->result = 0; |
|
|
432 | |
|
|
433 | #else |
|
|
434 | errno = ENOSYS; |
|
|
435 | #endif |
|
|
436 | } |
|
|
437 | |
|
|
438 | /*****************************************************************************/ |
|
|
439 | |
|
|
440 | static int close_fd; /* dummy fd to close fds via dup2 */ |
|
|
441 | |
|
|
442 | #if HAVE_STATX |
|
|
443 | static struct statx stx; |
|
|
444 | #define statx_offsetof(member) offsetof (struct statx, member) |
|
|
445 | #define eio__statx statx |
|
|
446 | #else |
|
|
447 | #define statx_offsetof(member) 0 |
|
|
448 | #define eio__statx(dir,path,flags,mask,stx) EIO_ENOSYS() |
28 | #endif |
449 | #endif |
29 | |
450 | |
30 | enum { |
451 | enum { |
31 | REQ_QUIT, |
452 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
32 | REQ_OPEN, REQ_CLOSE, |
|
|
33 | REQ_READ, REQ_WRITE, REQ_READAHEAD, |
|
|
34 | REQ_STAT, REQ_LSTAT, REQ_FSTAT, |
|
|
35 | REQ_FSYNC, REQ_FDATASYNC, |
|
|
36 | REQ_UNLINK, REQ_RMDIR, |
|
|
37 | REQ_SYMLINK, |
|
|
38 | }; |
453 | }; |
39 | |
454 | |
40 | typedef struct aio_cb { |
|
|
41 | struct aio_cb *volatile next; |
|
|
42 | |
|
|
43 | int type; |
|
|
44 | |
|
|
45 | int fd; |
|
|
46 | off_t offset; |
|
|
47 | size_t length; |
|
|
48 | ssize_t result; |
|
|
49 | mode_t mode; /* open */ |
|
|
50 | int errorno; |
|
|
51 | SV *data, *callback, *fh; |
|
|
52 | void *dataptr, *data2ptr; |
|
|
53 | STRLEN dataoffset; |
|
|
54 | |
|
|
55 | Stat_t *statdata; |
|
|
56 | } aio_cb; |
|
|
57 | |
|
|
58 | typedef aio_cb *aio_req; |
455 | typedef eio_req *aio_req; |
|
|
456 | typedef eio_req *aio_req_ornot; |
|
|
457 | typedef eio_wd aio_wd; |
59 | |
458 | |
60 | static int started; |
459 | static SV *on_next_submit; |
61 | static volatile int nreqs; |
460 | static int next_pri = EIO_PRI_DEFAULT; |
62 | static int max_outstanding = 1<<30; |
461 | static int max_outstanding; |
63 | static int respipe [2]; |
|
|
64 | |
462 | |
65 | static pthread_mutex_t reslock = PTHREAD_MUTEX_INITIALIZER; |
463 | static s_epipe respipe; |
66 | static pthread_mutex_t reqlock = PTHREAD_MUTEX_INITIALIZER; |
|
|
67 | static pthread_mutex_t frklock = PTHREAD_MUTEX_INITIALIZER; |
|
|
68 | static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER; |
|
|
69 | |
464 | |
70 | static volatile aio_req reqs, reqe; /* queue start, queue end */ |
465 | static void req_destroy (aio_req req); |
71 | static volatile aio_req ress, rese; /* queue start, queue end */ |
466 | static void req_cancel (aio_req req); |
72 | |
467 | |
73 | static void |
468 | static void |
74 | poll_wait () |
469 | want_poll (void) |
75 | { |
470 | { |
76 | if (nreqs && !ress) |
471 | /* write a dummy byte to the pipe so fh becomes ready */ |
|
|
472 | s_epipe_signal (&respipe); |
|
|
473 | } |
|
|
474 | |
|
|
475 | static void |
|
|
476 | done_poll (void) |
|
|
477 | { |
|
|
478 | /* read any signals sent by the worker threads */ |
|
|
479 | s_epipe_drain (&respipe); |
|
|
480 | } |
|
|
481 | |
|
|
482 | /* must be called at most once */ |
|
|
483 | ecb_noinline |
|
|
484 | static SV * |
|
|
485 | req_sv (aio_req req, HV *stash) |
|
|
486 | { |
|
|
487 | if (!req->self) |
77 | { |
488 | { |
78 | fd_set rfd; |
489 | req->self = (SV *)newHV (); |
79 | FD_ZERO(&rfd); |
490 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
80 | FD_SET(respipe [0], &rfd); |
|
|
81 | |
|
|
82 | select (respipe [0] + 1, &rfd, 0, 0, 0); |
|
|
83 | } |
491 | } |
|
|
492 | |
|
|
493 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
|
|
494 | } |
|
|
495 | |
|
|
496 | static SV * |
|
|
497 | newSVaio_wd (aio_wd wd) |
|
|
498 | { |
|
|
499 | return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash); |
|
|
500 | } |
|
|
501 | |
|
|
502 | ecb_noinline |
|
|
503 | static aio_req |
|
|
504 | SvAIO_REQ (SV *sv) |
|
|
505 | { |
|
|
506 | MAGIC *mg; |
|
|
507 | |
|
|
508 | if (!SvROK (sv) |
|
|
509 | /* for speed reasons, we do not verify that SvROK actually has a stash ptr */ |
|
|
510 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
|
|
511 | && SvSTASH (SvRV (sv)) != aio_req_stash |
|
|
512 | && !sv_derived_from (sv, "IO::AIO::REQ"))) |
|
|
513 | croak ("object of class IO::AIO::REQ expected"); |
|
|
514 | |
|
|
515 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
|
|
516 | |
|
|
517 | return mg ? (aio_req)mg->mg_ptr : 0; |
|
|
518 | } |
|
|
519 | |
|
|
520 | static aio_wd |
|
|
521 | SvAIO_WD (SV *sv) |
|
|
522 | { |
|
|
523 | if (!SvROK (sv) |
|
|
524 | || SvTYPE (SvRV (sv)) != SVt_PVMG |
|
|
525 | || SvSTASH (SvRV (sv)) != aio_wd_stash) |
|
|
526 | croak ("IO::AIO: expected a working directory object as returned by aio_wd"); |
|
|
527 | |
|
|
528 | return (aio_wd)(long)SvIVX (SvRV (sv)); |
|
|
529 | } |
|
|
530 | |
|
|
531 | static SV * |
|
|
532 | newmortalFH (int fd, int flags) |
|
|
533 | { |
|
|
534 | if (fd < 0) |
|
|
535 | return &PL_sv_undef; |
|
|
536 | |
|
|
537 | GV *gv = (GV *)sv_newmortal (); |
|
|
538 | char sym[64]; |
|
|
539 | int symlen; |
|
|
540 | |
|
|
541 | symlen = snprintf (sym, sizeof (sym), "fd#%d", fd); |
|
|
542 | gv_init (gv, aio_stash, sym, symlen, 0); |
|
|
543 | |
|
|
544 | symlen = snprintf ( |
|
|
545 | sym, |
|
|
546 | sizeof (sym), |
|
|
547 | "%s&=%d", |
|
|
548 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
|
|
549 | fd |
|
|
550 | ); |
|
|
551 | |
|
|
552 | return do_open (gv, sym, symlen, 0, 0, 0, 0) |
|
|
553 | ? (SV *)gv : &PL_sv_undef; |
|
|
554 | } |
|
|
555 | |
|
|
556 | static void |
|
|
557 | aio_grp_feed (aio_req grp) |
|
|
558 | { |
|
|
559 | if (grp->sv2 && SvOK (grp->sv2)) |
|
|
560 | { |
|
|
561 | dSP; |
|
|
562 | |
|
|
563 | ENTER; |
|
|
564 | SAVETMPS; |
|
|
565 | PUSHMARK (SP); |
|
|
566 | XPUSHs (req_sv (grp, aio_grp_stash)); |
|
|
567 | PUTBACK; |
|
|
568 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
|
|
569 | SPAGAIN; |
|
|
570 | FREETMPS; |
|
|
571 | LEAVE; |
|
|
572 | } |
|
|
573 | } |
|
|
574 | |
|
|
575 | ecb_noinline |
|
|
576 | static void |
|
|
577 | req_submit (eio_req *req) |
|
|
578 | { |
|
|
579 | eio_submit (req); |
|
|
580 | |
|
|
581 | if (expect_false (on_next_submit)) |
|
|
582 | { |
|
|
583 | dSP; |
|
|
584 | SV *cb = sv_2mortal (on_next_submit); |
|
|
585 | |
|
|
586 | on_next_submit = 0; |
|
|
587 | |
|
|
588 | PUSHMARK (SP); |
|
|
589 | PUTBACK; |
|
|
590 | call_sv (cb, G_DISCARD | G_EVAL); |
|
|
591 | } |
84 | } |
592 | } |
85 | |
593 | |
86 | static int |
594 | static int |
87 | poll_cb () |
595 | req_invoke (eio_req *req) |
88 | { |
596 | { |
89 | dSP; |
597 | if (req->flags & FLAG_SV2_RO_OFF) |
90 | int count = 0; |
598 | SvREADONLY_off (req->sv2); |
91 | int do_croak = 0; |
|
|
92 | aio_req req, prv; |
|
|
93 | |
599 | |
94 | pthread_mutex_lock (&reslock); |
600 | if (!EIO_CANCELLED (req) && req->callback) |
95 | |
|
|
96 | { |
|
|
97 | /* read any signals sent by the worker threads */ |
|
|
98 | char buf [32]; |
|
|
99 | while (read (respipe [0], buf, 32) == 32) |
|
|
100 | ; |
|
|
101 | } |
|
|
102 | |
|
|
103 | req = ress; |
|
|
104 | ress = rese = 0; |
|
|
105 | |
|
|
106 | pthread_mutex_unlock (&reslock); |
|
|
107 | |
|
|
108 | while (req) |
|
|
109 | { |
601 | { |
110 | nreqs--; |
602 | dSP; |
|
|
603 | static SV *sv_result_cache; /* caches the result integer SV */ |
|
|
604 | SV *sv_result; |
111 | |
605 | |
112 | if (req->type == REQ_QUIT) |
606 | ENTER; |
113 | started--; |
607 | SAVETMPS; |
114 | else |
608 | PUSHMARK (SP); |
|
|
609 | EXTEND (SP, 1); |
|
|
610 | |
|
|
611 | /* do not recreate the result IV from scratch each time */ |
|
|
612 | if (expect_true (sv_result_cache)) |
115 | { |
613 | { |
116 | int errorno = errno; |
614 | sv_result = sv_result_cache; sv_result_cache = 0; |
117 | errno = req->errorno; |
615 | SvIV_set (sv_result, req->result); |
118 | |
616 | SvIOK_only (sv_result); |
119 | if (req->type == REQ_READ) |
|
|
120 | SvCUR_set (req->data, req->dataoffset |
|
|
121 | + req->result > 0 ? req->result : 0); |
|
|
122 | |
|
|
123 | if (req->data) |
|
|
124 | SvREFCNT_dec (req->data); |
|
|
125 | |
|
|
126 | if (req->fh) |
|
|
127 | SvREFCNT_dec (req->fh); |
|
|
128 | |
|
|
129 | if (req->type == REQ_STAT || req->type == REQ_LSTAT || req->type == REQ_FSTAT) |
|
|
130 | { |
|
|
131 | PL_laststype = req->type == REQ_LSTAT ? OP_LSTAT : OP_STAT; |
|
|
132 | PL_laststatval = req->result; |
|
|
133 | PL_statcache = *(req->statdata); |
|
|
134 | |
|
|
135 | Safefree (req->statdata); |
|
|
136 | } |
|
|
137 | |
|
|
138 | ENTER; |
|
|
139 | PUSHMARK (SP); |
|
|
140 | XPUSHs (sv_2mortal (newSViv (req->result))); |
|
|
141 | |
|
|
142 | if (req->type == REQ_OPEN) |
|
|
143 | { |
|
|
144 | /* convert fd to fh */ |
|
|
145 | SV *fh; |
|
|
146 | |
|
|
147 | PUTBACK; |
|
|
148 | call_pv ("IO::AIO::_fd2fh", G_SCALAR | G_EVAL); |
|
|
149 | SPAGAIN; |
|
|
150 | |
|
|
151 | fh = SvREFCNT_inc (POPs); |
|
|
152 | |
|
|
153 | PUSHMARK (SP); |
|
|
154 | XPUSHs (sv_2mortal (fh)); |
|
|
155 | } |
|
|
156 | |
|
|
157 | if (SvOK (req->callback)) |
|
|
158 | { |
|
|
159 | PUTBACK; |
|
|
160 | call_sv (req->callback, G_VOID | G_EVAL); |
|
|
161 | SPAGAIN; |
|
|
162 | } |
|
|
163 | |
|
|
164 | do_croak = SvTRUE (ERRSV); |
|
|
165 | |
|
|
166 | LEAVE; |
|
|
167 | |
|
|
168 | if (req->callback) |
|
|
169 | SvREFCNT_dec (req->callback); |
|
|
170 | |
|
|
171 | errno = errorno; |
|
|
172 | count++; |
|
|
173 | } |
|
|
174 | |
|
|
175 | prv = req; |
|
|
176 | req = req->next; |
|
|
177 | Safefree (prv); |
|
|
178 | |
|
|
179 | if (do_croak) |
|
|
180 | croak (0); |
|
|
181 | } |
|
|
182 | |
|
|
183 | return count; |
|
|
184 | } |
|
|
185 | |
|
|
186 | static void *aio_proc(void *arg); |
|
|
187 | |
|
|
188 | static void |
|
|
189 | start_thread (void) |
|
|
190 | { |
|
|
191 | sigset_t fullsigset, oldsigset; |
|
|
192 | pthread_t tid; |
|
|
193 | pthread_attr_t attr; |
|
|
194 | |
|
|
195 | pthread_attr_init (&attr); |
|
|
196 | pthread_attr_setstacksize (&attr, STACKSIZE); |
|
|
197 | pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED); |
|
|
198 | |
|
|
199 | sigfillset (&fullsigset); |
|
|
200 | sigprocmask (SIG_SETMASK, &fullsigset, &oldsigset); |
|
|
201 | |
|
|
202 | if (pthread_create (&tid, &attr, aio_proc, 0) == 0) |
|
|
203 | started++; |
|
|
204 | |
|
|
205 | sigprocmask (SIG_SETMASK, &oldsigset, 0); |
|
|
206 | } |
|
|
207 | |
|
|
208 | static void |
|
|
209 | send_req (aio_req req) |
|
|
210 | { |
|
|
211 | nreqs++; |
|
|
212 | |
|
|
213 | pthread_mutex_lock (&reqlock); |
|
|
214 | |
|
|
215 | req->next = 0; |
|
|
216 | |
|
|
217 | if (reqe) |
|
|
218 | { |
|
|
219 | reqe->next = req; |
|
|
220 | reqe = req; |
|
|
221 | } |
|
|
222 | else |
|
|
223 | reqe = reqs = req; |
|
|
224 | |
|
|
225 | pthread_cond_signal (&reqwait); |
|
|
226 | pthread_mutex_unlock (&reqlock); |
|
|
227 | |
|
|
228 | while (nreqs > max_outstanding) |
|
|
229 | { |
|
|
230 | poll_wait (); |
|
|
231 | poll_cb (); |
|
|
232 | } |
|
|
233 | } |
|
|
234 | |
|
|
235 | static void |
|
|
236 | end_thread (void) |
|
|
237 | { |
|
|
238 | aio_req req; |
|
|
239 | New (0, req, 1, aio_cb); |
|
|
240 | req->type = REQ_QUIT; |
|
|
241 | |
|
|
242 | send_req (req); |
|
|
243 | } |
|
|
244 | |
|
|
245 | |
|
|
246 | static void min_parallel (int nthreads) |
|
|
247 | { |
|
|
248 | while (nthreads > started) |
|
|
249 | start_thread (); |
|
|
250 | } |
|
|
251 | |
|
|
252 | static void max_parallel (int nthreads) |
|
|
253 | { |
|
|
254 | int cur = started; |
|
|
255 | while (cur > nthreads) |
|
|
256 | { |
|
|
257 | end_thread (); |
|
|
258 | cur--; |
|
|
259 | } |
|
|
260 | |
|
|
261 | while (started > nthreads) |
|
|
262 | { |
|
|
263 | poll_wait (); |
|
|
264 | poll_cb (); |
|
|
265 | } |
|
|
266 | } |
|
|
267 | |
|
|
268 | static int fork_started; |
|
|
269 | |
|
|
270 | static void atfork_prepare (void) |
|
|
271 | { |
|
|
272 | int nstarted; |
|
|
273 | |
|
|
274 | for (;;) { |
|
|
275 | while (nreqs) |
|
|
276 | { |
|
|
277 | poll_wait (); |
|
|
278 | poll_cb (); |
|
|
279 | } |
|
|
280 | |
|
|
281 | nstarted = started; |
|
|
282 | max_parallel (0); |
|
|
283 | |
|
|
284 | pthread_mutex_lock (&reqlock); |
|
|
285 | |
|
|
286 | if (!nreqs && !started) |
|
|
287 | break; |
|
|
288 | |
|
|
289 | pthread_mutex_unlock (&reqlock); |
|
|
290 | |
|
|
291 | min_parallel (fork_started); |
|
|
292 | } |
|
|
293 | |
|
|
294 | pthread_mutex_lock (&frklock); |
|
|
295 | fork_started = nstarted; |
|
|
296 | pthread_mutex_lock (&reslock); |
|
|
297 | |
|
|
298 | assert (!started); |
|
|
299 | assert (!nreqs); |
|
|
300 | assert (!reqs && !reqe); |
|
|
301 | assert (!ress && !rese); |
|
|
302 | } |
|
|
303 | |
|
|
304 | static void atfork_parent (void) |
|
|
305 | { |
|
|
306 | pthread_mutex_unlock (&reslock); |
|
|
307 | pthread_mutex_unlock (&frklock); |
|
|
308 | pthread_mutex_unlock (&reqlock); |
|
|
309 | |
|
|
310 | min_parallel (fork_started); |
|
|
311 | } |
|
|
312 | |
|
|
313 | #define atfork_child atfork_parent |
|
|
314 | |
|
|
315 | /*****************************************************************************/ |
|
|
316 | /* work around various missing functions */ |
|
|
317 | |
|
|
318 | #if !HAVE_PREADWRITE |
|
|
319 | # define pread aio_pread |
|
|
320 | # define pwrite aio_pwrite |
|
|
321 | |
|
|
322 | /* |
|
|
323 | * make our pread/pwrite safe against themselves, but not against |
|
|
324 | * normal read/write by using a mutex. slows down execution a lot, |
|
|
325 | * but that's your problem, not mine. |
|
|
326 | */ |
|
|
327 | static pthread_mutex_t iolock = PTHREAD_MUTEX_INITIALIZER; |
|
|
328 | |
|
|
329 | static ssize_t |
|
|
330 | pread (int fd, void *buf, size_t count, off_t offset) |
|
|
331 | { |
|
|
332 | ssize_t res; |
|
|
333 | off_t ooffset; |
|
|
334 | |
|
|
335 | pthread_mutex_lock (&iolock); |
|
|
336 | ooffset = lseek (fd, 0, SEEK_CUR); |
|
|
337 | lseek (fd, offset, SEEK_SET); |
|
|
338 | res = read (fd, buf, count); |
|
|
339 | lseek (fd, ooffset, SEEK_SET); |
|
|
340 | pthread_mutex_unlock (&iolock); |
|
|
341 | |
|
|
342 | return res; |
|
|
343 | } |
|
|
344 | |
|
|
345 | static ssize_t |
|
|
346 | pwrite (int fd, void *buf, size_t count, off_t offset) |
|
|
347 | { |
|
|
348 | ssize_t res; |
|
|
349 | off_t ooffset; |
|
|
350 | |
|
|
351 | pthread_mutex_lock (&iolock); |
|
|
352 | ooffset = lseek (fd, 0, SEEK_CUR); |
|
|
353 | lseek (fd, offset, SEEK_SET); |
|
|
354 | res = write (fd, buf, count); |
|
|
355 | lseek (fd, offset, SEEK_SET); |
|
|
356 | pthread_mutex_unlock (&iolock); |
|
|
357 | |
|
|
358 | return res; |
|
|
359 | } |
|
|
360 | #endif |
|
|
361 | |
|
|
362 | #if !HAVE_FDATASYNC |
|
|
363 | # define fdatasync fsync |
|
|
364 | #endif |
|
|
365 | |
|
|
366 | #if !HAVE_READAHEAD |
|
|
367 | # define readahead aio_readahead |
|
|
368 | |
|
|
369 | static char readahead_buf[4096]; |
|
|
370 | |
|
|
371 | static ssize_t |
|
|
372 | readahead (int fd, off_t offset, size_t count) |
|
|
373 | { |
|
|
374 | while (count > 0) |
|
|
375 | { |
|
|
376 | size_t len = count < sizeof (readahead_buf) ? count : sizeof (readahead_buf); |
|
|
377 | |
|
|
378 | pread (fd, readahead_buf, len, offset); |
|
|
379 | offset += len; |
|
|
380 | count -= len; |
|
|
381 | } |
|
|
382 | |
|
|
383 | errno = 0; |
|
|
384 | } |
|
|
385 | #endif |
|
|
386 | |
|
|
387 | /*****************************************************************************/ |
|
|
388 | |
|
|
389 | static void * |
|
|
390 | aio_proc (void *thr_arg) |
|
|
391 | { |
|
|
392 | aio_req req; |
|
|
393 | int type; |
|
|
394 | |
|
|
395 | do |
|
|
396 | { |
|
|
397 | pthread_mutex_lock (&reqlock); |
|
|
398 | |
|
|
399 | for (;;) |
|
|
400 | { |
|
|
401 | req = reqs; |
|
|
402 | |
|
|
403 | if (reqs) |
|
|
404 | { |
|
|
405 | reqs = reqs->next; |
|
|
406 | if (!reqs) reqe = 0; |
|
|
407 | } |
|
|
408 | |
|
|
409 | if (req) |
|
|
410 | break; |
|
|
411 | |
|
|
412 | pthread_cond_wait (&reqwait, &reqlock); |
|
|
413 | } |
|
|
414 | |
|
|
415 | pthread_mutex_unlock (&reqlock); |
|
|
416 | |
|
|
417 | errno = 0; /* strictly unnecessary */ |
|
|
418 | |
|
|
419 | type = req->type; |
|
|
420 | |
|
|
421 | switch (type) |
|
|
422 | { |
|
|
423 | case REQ_READ: req->result = pread (req->fd, req->dataptr, req->length, req->offset); break; |
|
|
424 | case REQ_WRITE: req->result = pwrite (req->fd, req->dataptr, req->length, req->offset); break; |
|
|
425 | |
|
|
426 | case REQ_READAHEAD: req->result = readahead (req->fd, req->offset, req->length); break; |
|
|
427 | |
|
|
428 | case REQ_STAT: req->result = stat (req->dataptr, req->statdata); break; |
|
|
429 | case REQ_LSTAT: req->result = lstat (req->dataptr, req->statdata); break; |
|
|
430 | case REQ_FSTAT: req->result = fstat (req->fd , req->statdata); break; |
|
|
431 | |
|
|
432 | case REQ_OPEN: req->result = open (req->dataptr, req->fd, req->mode); break; |
|
|
433 | case REQ_CLOSE: req->result = close (req->fd); break; |
|
|
434 | case REQ_UNLINK: req->result = unlink (req->dataptr); break; |
|
|
435 | case REQ_RMDIR: req->result = rmdir (req->dataptr); break; |
|
|
436 | case REQ_SYMLINK: req->result = symlink (req->data2ptr, req->dataptr); break; |
|
|
437 | |
|
|
438 | case REQ_FDATASYNC: req->result = fdatasync (req->fd); break; |
|
|
439 | case REQ_FSYNC: req->result = fsync (req->fd); break; |
|
|
440 | |
|
|
441 | case REQ_QUIT: |
|
|
442 | break; |
|
|
443 | |
|
|
444 | default: |
|
|
445 | req->result = ENOSYS; |
|
|
446 | break; |
|
|
447 | } |
|
|
448 | |
|
|
449 | req->errorno = errno; |
|
|
450 | |
|
|
451 | pthread_mutex_lock (&reslock); |
|
|
452 | |
|
|
453 | req->next = 0; |
|
|
454 | |
|
|
455 | if (rese) |
|
|
456 | { |
|
|
457 | rese->next = req; |
|
|
458 | rese = req; |
|
|
459 | } |
617 | } |
460 | else |
618 | else |
461 | { |
619 | { |
462 | rese = ress = req; |
620 | sv_result = newSViv (req->result); |
463 | |
621 | SvREADONLY_on (sv_result); |
464 | /* write a dummy byte to the pipe so fh becomes ready */ |
|
|
465 | write (respipe [1], &respipe, 1); |
|
|
466 | } |
622 | } |
467 | |
623 | |
468 | pthread_mutex_unlock (&reslock); |
624 | switch (req->type) |
|
|
625 | { |
|
|
626 | case EIO_WD_OPEN: |
|
|
627 | PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd))); |
|
|
628 | break; |
|
|
629 | |
|
|
630 | case EIO_READDIR: |
|
|
631 | { |
|
|
632 | SV *rv = &PL_sv_undef; |
|
|
633 | |
|
|
634 | if (req->result >= 0) |
|
|
635 | { |
|
|
636 | int i; |
|
|
637 | char *names = (char *)req->ptr2; |
|
|
638 | eio_dirent *ent = (eio_dirent *)req->ptr1; /* might be 0 */ |
|
|
639 | AV *av = newAV (); |
|
|
640 | |
|
|
641 | av_extend (av, req->result - 1); |
|
|
642 | |
|
|
643 | for (i = 0; i < req->result; ++i) |
|
|
644 | { |
|
|
645 | if (req->int1 & EIO_READDIR_DENTS) |
|
|
646 | { |
|
|
647 | SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen); |
|
|
648 | |
|
|
649 | if (req->int1 & EIO_READDIR_CUSTOM2) |
|
|
650 | { |
|
|
651 | static SV *sv_type [EIO_DT_MAX + 1]; /* type sv cache */ |
|
|
652 | AV *avent = newAV (); |
|
|
653 | |
|
|
654 | av_extend (avent, 2); |
|
|
655 | |
|
|
656 | if (!sv_type [ent->type]) |
|
|
657 | { |
|
|
658 | sv_type [ent->type] = newSViv (ent->type); |
|
|
659 | SvREADONLY_on (sv_type [ent->type]); |
|
|
660 | } |
|
|
661 | |
|
|
662 | av_store (avent, 0, namesv); |
|
|
663 | av_store (avent, 1, SvREFCNT_inc (sv_type [ent->type])); |
|
|
664 | av_store (avent, 2, IVSIZE >= 8 ? newSVuv (ent->inode) : newSVnv (ent->inode)); |
|
|
665 | |
|
|
666 | av_store (av, i, newRV_noinc ((SV *)avent)); |
|
|
667 | } |
|
|
668 | else |
|
|
669 | av_store (av, i, namesv); |
|
|
670 | |
|
|
671 | ++ent; |
|
|
672 | } |
|
|
673 | else |
|
|
674 | { |
|
|
675 | SV *name = newSVpv (names, 0); |
|
|
676 | av_store (av, i, name); |
|
|
677 | names += SvCUR (name) + 1; |
|
|
678 | } |
|
|
679 | } |
|
|
680 | |
|
|
681 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
|
|
682 | } |
|
|
683 | |
|
|
684 | PUSHs (rv); |
|
|
685 | |
|
|
686 | if (req->int1 & EIO_READDIR_CUSTOM1) |
|
|
687 | XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); |
|
|
688 | } |
|
|
689 | break; |
|
|
690 | |
|
|
691 | case EIO_OPEN: |
|
|
692 | PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR))); |
|
|
693 | break; |
|
|
694 | |
|
|
695 | case EIO_STATVFS: |
|
|
696 | case EIO_FSTATVFS: |
|
|
697 | { |
|
|
698 | SV *rv = &PL_sv_undef; |
|
|
699 | |
|
|
700 | #ifndef _WIN32 |
|
|
701 | if (req->result >= 0) |
|
|
702 | { |
|
|
703 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
|
|
704 | HV *hv = newHV (); |
|
|
705 | /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom |
|
|
706 | * chooses to make it a struct. |
|
|
707 | */ |
|
|
708 | unsigned long fsid = 0; |
|
|
709 | memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid)); |
|
|
710 | |
|
|
711 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
|
|
712 | |
|
|
713 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
|
|
714 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
|
|
715 | hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0); |
|
|
716 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
|
|
717 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
|
|
718 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
|
|
719 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
|
|
720 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
|
|
721 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0); |
|
|
722 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
|
|
723 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
|
|
724 | } |
|
|
725 | #endif |
|
|
726 | |
|
|
727 | PUSHs (rv); |
|
|
728 | } |
|
|
729 | |
|
|
730 | break; |
|
|
731 | |
|
|
732 | case EIO_GROUP: |
|
|
733 | req->int1 = 2; /* mark group as finished */ |
|
|
734 | |
|
|
735 | if (req->sv1) |
|
|
736 | { |
|
|
737 | int i; |
|
|
738 | AV *av = (AV *)req->sv1; |
|
|
739 | |
|
|
740 | EXTEND (SP, AvFILL (av) + 1); |
|
|
741 | for (i = 0; i <= AvFILL (av); ++i) |
|
|
742 | PUSHs (*av_fetch (av, i, 0)); |
|
|
743 | } |
|
|
744 | break; |
|
|
745 | |
|
|
746 | case EIO_NOP: |
|
|
747 | case EIO_BUSY: |
|
|
748 | break; |
|
|
749 | |
|
|
750 | case EIO_READLINK: |
|
|
751 | case EIO_REALPATH: |
|
|
752 | if (req->result > 0) |
|
|
753 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
|
|
754 | break; |
|
|
755 | |
|
|
756 | case EIO_STAT: |
|
|
757 | case EIO_LSTAT: |
|
|
758 | case EIO_FSTAT: |
|
|
759 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
|
|
760 | |
|
|
761 | if (!(PL_laststatval = req->result)) |
|
|
762 | /* if compilation fails here then perl's Stat_t is not struct _stati64 */ |
|
|
763 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
|
|
764 | |
|
|
765 | PUSHs (sv_result); |
|
|
766 | break; |
|
|
767 | |
|
|
768 | case EIO_SEEK: |
|
|
769 | PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs))); |
|
|
770 | break; |
|
|
771 | |
|
|
772 | case EIO_READ: |
|
|
773 | { |
|
|
774 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
|
|
775 | *SvEND (req->sv2) = 0; |
|
|
776 | SvPOK_only (req->sv2); |
|
|
777 | SvSETMAGIC (req->sv2); |
|
|
778 | PUSHs (sv_result); |
|
|
779 | } |
|
|
780 | break; |
|
|
781 | |
|
|
782 | case EIO_SLURP: |
|
|
783 | { |
|
|
784 | if (req->result >= 0) |
|
|
785 | { |
|
|
786 | /* if length was originally not known, we steal the malloc'ed memory */ |
|
|
787 | if (req->flags & EIO_FLAG_PTR2_FREE) |
|
|
788 | { |
|
|
789 | req->flags &= ~EIO_FLAG_PTR2_FREE; |
|
|
790 | sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result); |
|
|
791 | } |
|
|
792 | else |
|
|
793 | { |
|
|
794 | SvCUR_set (req->sv2, req->result); |
|
|
795 | *SvEND (req->sv2) = 0; |
|
|
796 | SvPOK_only (req->sv2); |
|
|
797 | } |
|
|
798 | |
|
|
799 | SvSETMAGIC (req->sv2); |
|
|
800 | } |
|
|
801 | |
|
|
802 | PUSHs (sv_result); |
|
|
803 | } |
|
|
804 | break; |
|
|
805 | |
|
|
806 | case EIO_CUSTOM: |
|
|
807 | if (req->feed == fiemap) |
|
|
808 | { |
|
|
809 | #if HAVE_FIEMAP |
|
|
810 | if (!req->result) |
|
|
811 | { |
|
|
812 | struct fiemap *fiemap = (struct fiemap *)req->ptr1; |
|
|
813 | |
|
|
814 | if (fiemap->fm_extent_count) |
|
|
815 | { |
|
|
816 | AV *av = newAV (); |
|
|
817 | int i; |
|
|
818 | |
|
|
819 | while (fiemap->fm_mapped_extents) |
|
|
820 | { |
|
|
821 | struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents]; |
|
|
822 | AV *ext_av = newAV (); |
|
|
823 | |
|
|
824 | av_store (ext_av, 3, newSVuv (extent->fe_flags)); |
|
|
825 | av_store (ext_av, 2, newSVval64 (extent->fe_length)); |
|
|
826 | av_store (ext_av, 1, newSVval64 (extent->fe_physical)); |
|
|
827 | av_store (ext_av, 0, newSVval64 (extent->fe_logical)); |
|
|
828 | |
|
|
829 | av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av)); |
|
|
830 | } |
|
|
831 | |
|
|
832 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
|
|
833 | } |
|
|
834 | else |
|
|
835 | { |
|
|
836 | SvIV_set (sv_result, fiemap->fm_mapped_extents); |
|
|
837 | PUSHs (sv_result); |
|
|
838 | } |
|
|
839 | } |
|
|
840 | #endif |
|
|
841 | } |
|
|
842 | else |
|
|
843 | PUSHs (sv_result); |
|
|
844 | break; |
|
|
845 | |
|
|
846 | #if 0 |
|
|
847 | case EIO_CLOSE: |
|
|
848 | PerlIOUnix_refcnt_dec (req->int1); |
|
|
849 | break; |
|
|
850 | #endif |
|
|
851 | |
|
|
852 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
|
|
853 | if (req->result > 0) |
|
|
854 | SvIV_set (sv_result, 0); |
|
|
855 | /* FALLTHROUGH */ |
|
|
856 | |
|
|
857 | default: |
|
|
858 | PUSHs (sv_result); |
|
|
859 | break; |
|
|
860 | } |
|
|
861 | |
|
|
862 | errno = req->errorno; |
|
|
863 | |
|
|
864 | PUTBACK; |
|
|
865 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
|
|
866 | SPAGAIN; |
|
|
867 | |
|
|
868 | if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache)) |
|
|
869 | SvREFCNT_dec (sv_result); |
|
|
870 | else |
|
|
871 | sv_result_cache = sv_result; |
|
|
872 | |
|
|
873 | FREETMPS; |
|
|
874 | LEAVE; |
|
|
875 | |
|
|
876 | PUTBACK; |
469 | } |
877 | } |
470 | while (type != REQ_QUIT); |
|
|
471 | |
878 | |
|
|
879 | return !!SvTRUE (ERRSV); |
|
|
880 | } |
|
|
881 | |
|
|
882 | static void |
|
|
883 | req_destroy (aio_req req) |
|
|
884 | { |
|
|
885 | if (req->self) |
|
|
886 | { |
|
|
887 | sv_unmagic (req->self, PERL_MAGIC_ext); |
|
|
888 | SvREFCNT_dec (req->self); |
|
|
889 | } |
|
|
890 | |
|
|
891 | SvREFCNT_dec (req->sv1); |
|
|
892 | SvREFCNT_dec (req->sv2); |
|
|
893 | SvREFCNT_dec (req->sv3); |
|
|
894 | SvREFCNT_dec (req->sv4); |
|
|
895 | SvREFCNT_dec (req->callback); |
|
|
896 | |
|
|
897 | free (req); |
|
|
898 | } |
|
|
899 | |
|
|
900 | static void |
|
|
901 | req_cancel_subs (aio_req grp) |
|
|
902 | { |
|
|
903 | if (grp->type != EIO_GROUP) |
|
|
904 | return; |
|
|
905 | |
|
|
906 | SvREFCNT_dec (grp->sv2); |
|
|
907 | grp->sv2 = 0; |
|
|
908 | |
|
|
909 | eio_grp_cancel (grp); |
|
|
910 | } |
|
|
911 | |
|
|
912 | ecb_cold |
|
|
913 | static void |
|
|
914 | create_respipe (void) |
|
|
915 | { |
|
|
916 | if (s_epipe_renew (&respipe)) |
|
|
917 | croak ("IO::AIO: unable to initialize result pipe"); |
|
|
918 | } |
|
|
919 | |
|
|
920 | static void |
|
|
921 | poll_wait (void) |
|
|
922 | { |
|
|
923 | while (eio_nreqs ()) |
|
|
924 | { |
|
|
925 | int size; |
|
|
926 | |
|
|
927 | X_LOCK (EIO_POOL->reslock); |
|
|
928 | size = EIO_POOL->res_queue.size; |
|
|
929 | X_UNLOCK (EIO_POOL->reslock); |
|
|
930 | |
|
|
931 | if (size) |
|
|
932 | return; |
|
|
933 | |
|
|
934 | etp_maybe_start_thread (EIO_POOL); |
|
|
935 | |
|
|
936 | s_epipe_wait (&respipe); |
|
|
937 | } |
|
|
938 | } |
|
|
939 | |
|
|
940 | static int |
|
|
941 | poll_cb (void) |
|
|
942 | { |
|
|
943 | for (;;) |
|
|
944 | { |
|
|
945 | int res = eio_poll (); |
|
|
946 | |
|
|
947 | if (res > 0) |
|
|
948 | croak (0); |
|
|
949 | |
|
|
950 | if (!max_outstanding || max_outstanding > eio_nreqs ()) |
|
|
951 | return res; |
|
|
952 | |
|
|
953 | poll_wait (); |
|
|
954 | } |
|
|
955 | } |
|
|
956 | |
|
|
957 | ecb_cold |
|
|
958 | static void |
|
|
959 | reinit (void) |
|
|
960 | { |
|
|
961 | create_respipe (); |
|
|
962 | |
|
|
963 | if (eio_init (want_poll, done_poll) < 0) |
|
|
964 | croak ("IO::AIO: unable to initialise eio library"); |
|
|
965 | } |
|
|
966 | |
|
|
967 | /*****************************************************************************/ |
|
|
968 | |
|
|
969 | static SV * |
|
|
970 | get_cb (SV *cb_sv) |
|
|
971 | { |
|
|
972 | SvGETMAGIC (cb_sv); |
|
|
973 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
|
|
974 | } |
|
|
975 | |
|
|
976 | ecb_noinline |
|
|
977 | static aio_req ecb_noinline |
|
|
978 | dreq (SV *callback) |
|
|
979 | { |
|
|
980 | SV *cb_cv; |
|
|
981 | aio_req req; |
|
|
982 | int req_pri = next_pri; |
|
|
983 | next_pri = EIO_PRI_DEFAULT; |
|
|
984 | |
|
|
985 | cb_cv = get_cb (callback); |
|
|
986 | |
|
|
987 | req = calloc (sizeof (*req), 1); |
|
|
988 | if (!req) |
|
|
989 | croak ("out of memory during eio_req allocation"); |
|
|
990 | |
|
|
991 | req->callback = SvREFCNT_inc (cb_cv); |
|
|
992 | req->pri = req_pri; |
|
|
993 | |
472 | return 0; |
994 | return req; |
473 | } |
995 | } |
474 | |
996 | |
475 | #define dREQ \ |
997 | #define dREQ \ |
476 | aio_req req; \ |
998 | aio_req req = dreq (callback); \ |
|
|
999 | |
|
|
1000 | #define REQ_SEND \ |
|
|
1001 | PUTBACK; \ |
|
|
1002 | req_submit (req); \ |
|
|
1003 | SPAGAIN; \ |
477 | \ |
1004 | \ |
478 | if (SvOK (callback) && !SvROK (callback)) \ |
1005 | if (GIMME_V != G_VOID) \ |
479 | croak ("clalback must be undef or of reference type"); \ |
1006 | XPUSHs (req_sv (req, aio_req_stash)); |
480 | \ |
1007 | |
481 | Newz (0, req, 1, aio_cb); \ |
1008 | /* *wdsv, *pathsv, *wd and *ptr must be 0-initialized */ |
482 | if (!req) \ |
1009 | ecb_inline |
483 | croak ("out of memory during aio_req allocation"); \ |
1010 | void |
484 | \ |
1011 | req_set_path (SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) |
485 | req->callback = SvREFCNT_inc (callback); |
1012 | { |
486 | |
1013 | if (expect_false (SvROK (path))) |
|
|
1014 | { |
|
|
1015 | SV *rv = SvRV (path); |
|
|
1016 | SV *wdob; |
|
|
1017 | |
|
|
1018 | if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1) |
|
|
1019 | { |
|
|
1020 | path = AvARRAY (rv)[1]; |
|
|
1021 | wdob = AvARRAY (rv)[0]; |
|
|
1022 | |
|
|
1023 | if (SvOK (wdob)) |
|
|
1024 | { |
|
|
1025 | *wd = SvAIO_WD (wdob); |
|
|
1026 | *wdsv = SvREFCNT_inc_NN (SvRV (wdob)); |
|
|
1027 | } |
|
|
1028 | else |
|
|
1029 | *wd = EIO_INVALID_WD; |
|
|
1030 | } |
|
|
1031 | else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash) |
|
|
1032 | { |
|
|
1033 | *wd = (aio_wd)(long)SvIVX (rv); |
|
|
1034 | *wdsv = SvREFCNT_inc_NN (rv); |
|
|
1035 | *ptr = "."; |
|
|
1036 | return; /* path set to "." */ |
|
|
1037 | } |
|
|
1038 | else |
|
|
1039 | croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair"); |
|
|
1040 | } |
|
|
1041 | |
|
|
1042 | *pathsv = newSVsv (path); |
|
|
1043 | *ptr = SvPVbyte_nolen (*pathsv); |
|
|
1044 | } |
|
|
1045 | |
|
|
1046 | ecb_noinline |
|
|
1047 | static void |
|
|
1048 | req_set_path1 (aio_req req, SV *path) |
|
|
1049 | { |
|
|
1050 | req_set_path (path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); |
|
|
1051 | } |
|
|
1052 | |
|
|
1053 | ecb_noinline |
|
|
1054 | static void |
|
|
1055 | req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) |
|
|
1056 | { |
|
|
1057 | SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; |
|
|
1058 | |
|
|
1059 | switch (SvTYPE (rv)) |
|
|
1060 | { |
|
|
1061 | case SVt_PVIO: |
|
|
1062 | case SVt_PVLV: |
|
|
1063 | case SVt_PVGV: |
|
|
1064 | req->type = type_fh; |
|
|
1065 | req->sv1 = newSVsv (fh_or_path); |
|
|
1066 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
1067 | break; |
|
|
1068 | |
|
|
1069 | default: |
|
|
1070 | req->type = type_path; |
|
|
1071 | req_set_path1 (req, fh_or_path); |
|
|
1072 | break; |
|
|
1073 | } |
|
|
1074 | } |
|
|
1075 | |
|
|
1076 | /*****************************************************************************/ |
|
|
1077 | |
|
|
1078 | static void |
|
|
1079 | ts_set (struct timespec *ts, NV value) |
|
|
1080 | { |
|
|
1081 | ts->tv_sec = value; |
|
|
1082 | ts->tv_nsec = (value - ts->tv_sec) * 1e9; |
|
|
1083 | } |
|
|
1084 | |
|
|
1085 | static NV |
|
|
1086 | ts_get (const struct timespec *ts) |
|
|
1087 | { |
|
|
1088 | return ts->tv_sec + ts->tv_nsec * 1e-9; |
|
|
1089 | } |
|
|
1090 | |
|
|
1091 | /*****************************************************************************/ |
|
|
1092 | |
|
|
1093 | XS(boot_IO__AIO) ecb_cold; |
|
|
1094 | |
487 | MODULE = IO::AIO PACKAGE = IO::AIO |
1095 | MODULE = IO::AIO PACKAGE = IO::AIO |
488 | |
1096 | |
489 | PROTOTYPES: ENABLE |
1097 | PROTOTYPES: ENABLE |
490 | |
1098 | |
491 | BOOT: |
1099 | BOOT: |
492 | { |
1100 | { |
493 | if (pipe (respipe)) |
1101 | static const struct { |
494 | croak ("unable to initialize result pipe"); |
1102 | const char *name; |
|
|
1103 | IV iv; |
|
|
1104 | } *civ, const_iv[] = { |
|
|
1105 | # define const_niv(name, value) { # name, (IV) value }, |
|
|
1106 | # define const_iv(name) { # name, (IV) name }, |
|
|
1107 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
495 | |
1108 | |
496 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)) |
1109 | /* you have to re-run ./gendef0 after adding/removing any constants here */ |
497 | croak ("cannot set result pipe to nonblocking mode"); |
1110 | /* the first block can be undef if missing */ |
|
|
1111 | const_iv (ENOSYS) |
|
|
1112 | const_iv (EXDEV) |
|
|
1113 | const_iv (EBADR) |
498 | |
1114 | |
499 | if (fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
1115 | /* for lseek */ |
500 | croak ("cannot set result pipe to nonblocking mode"); |
1116 | const_iv (SEEK_DATA) |
|
|
1117 | const_iv (SEEK_HOLE) |
501 | |
1118 | |
502 | pthread_atfork (atfork_prepare, atfork_parent, atfork_child); |
1119 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
503 | } |
1120 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
1121 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
1122 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
1123 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
1124 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
504 | |
1125 | |
|
|
1126 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
1127 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
1128 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
1129 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
1130 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
1131 | |
|
|
1132 | /* the second block will be 0 when missing */ |
|
|
1133 | const_iv (O_ACCMODE) |
|
|
1134 | |
|
|
1135 | const_iv (O_RDONLY) |
|
|
1136 | const_iv (O_WRONLY) |
|
|
1137 | const_iv (O_RDWR) |
|
|
1138 | const_iv (O_CREAT) |
|
|
1139 | const_iv (O_TRUNC) |
|
|
1140 | const_iv (O_EXCL) |
|
|
1141 | const_iv (O_APPEND) |
|
|
1142 | |
|
|
1143 | const_iv (O_ASYNC) |
|
|
1144 | const_iv (O_DIRECT) |
|
|
1145 | const_iv (O_NOATIME) |
|
|
1146 | |
|
|
1147 | const_iv (O_CLOEXEC) |
|
|
1148 | const_iv (O_NOCTTY) |
|
|
1149 | const_iv (O_NOFOLLOW) |
|
|
1150 | const_iv (O_NONBLOCK) |
|
|
1151 | const_iv (O_EXEC) |
|
|
1152 | const_iv (O_SEARCH) |
|
|
1153 | const_iv (O_DIRECTORY) |
|
|
1154 | const_iv (O_DSYNC) |
|
|
1155 | const_iv (O_RSYNC) |
|
|
1156 | const_iv (O_SYNC) |
|
|
1157 | const_iv (O_PATH) |
|
|
1158 | const_iv (O_TMPFILE) |
|
|
1159 | const_iv (O_TTY_INIT) |
|
|
1160 | |
|
|
1161 | const_iv (S_IFIFO) |
|
|
1162 | const_iv (S_IFCHR) |
|
|
1163 | const_iv (S_IFBLK) |
|
|
1164 | const_iv (S_IFLNK) |
|
|
1165 | const_iv (S_IFREG) |
|
|
1166 | const_iv (S_IFDIR) |
|
|
1167 | const_iv (S_IFWHT) |
|
|
1168 | const_iv (S_IFSOCK) |
|
|
1169 | const_iv (S_IFMT) |
|
|
1170 | |
|
|
1171 | const_iv (ST_RDONLY) |
|
|
1172 | const_iv (ST_NOSUID) |
|
|
1173 | const_iv (ST_NODEV) |
|
|
1174 | const_iv (ST_NOEXEC) |
|
|
1175 | const_iv (ST_SYNCHRONOUS) |
|
|
1176 | const_iv (ST_MANDLOCK) |
|
|
1177 | const_iv (ST_WRITE) |
|
|
1178 | const_iv (ST_APPEND) |
|
|
1179 | const_iv (ST_IMMUTABLE) |
|
|
1180 | const_iv (ST_NOATIME) |
|
|
1181 | const_iv (ST_NODIRATIME) |
|
|
1182 | const_iv (ST_RELATIME) |
|
|
1183 | |
|
|
1184 | const_iv (PROT_NONE) |
|
|
1185 | const_iv (PROT_EXEC) |
|
|
1186 | const_iv (PROT_READ) |
|
|
1187 | const_iv (PROT_WRITE) |
|
|
1188 | |
|
|
1189 | const_iv (MAP_PRIVATE) |
|
|
1190 | const_iv (MAP_SHARED) |
|
|
1191 | const_iv (MAP_FIXED) |
|
|
1192 | const_iv (MAP_ANONYMOUS) |
|
|
1193 | |
|
|
1194 | /* linuxish */ |
|
|
1195 | const_iv (MAP_LOCKED) |
|
|
1196 | const_iv (MAP_NORESERVE) |
|
|
1197 | const_iv (MAP_POPULATE) |
|
|
1198 | const_iv (MAP_NONBLOCK) |
|
|
1199 | const_iv (MAP_GROWSDOWN) |
|
|
1200 | const_iv (MAP_32BIT) |
|
|
1201 | const_iv (MAP_HUGETLB) |
|
|
1202 | const_iv (MAP_STACK) |
|
|
1203 | |
|
|
1204 | const_iv (MREMAP_MAYMOVE) |
|
|
1205 | const_iv (MREMAP_FIXED) |
|
|
1206 | |
|
|
1207 | const_iv (MSG_CMSG_CLOEXEC) |
|
|
1208 | const_iv (SOCK_CLOEXEC) |
|
|
1209 | |
|
|
1210 | const_iv (F_DUPFD_CLOEXEC) |
|
|
1211 | |
|
|
1212 | const_iv (F_ADD_SEALS) |
|
|
1213 | const_iv (F_GET_SEALS) |
|
|
1214 | const_iv (F_SEAL_SEAL) |
|
|
1215 | const_iv (F_SEAL_SHRINK) |
|
|
1216 | const_iv (F_SEAL_GROW) |
|
|
1217 | const_iv (F_SEAL_WRITE) |
|
|
1218 | |
|
|
1219 | const_iv (F_OFD_GETLK) |
|
|
1220 | const_iv (F_OFD_SETLK) |
|
|
1221 | const_iv (F_OFD_GETLKW) |
|
|
1222 | |
|
|
1223 | const_iv (FIFREEZE) |
|
|
1224 | const_iv (FITHAW) |
|
|
1225 | const_iv (FITRIM) |
|
|
1226 | const_iv (FICLONE) |
|
|
1227 | const_iv (FICLONERANGE) |
|
|
1228 | const_iv (FIDEDUPERANGE) |
|
|
1229 | |
|
|
1230 | const_iv (FS_IOC_GETFLAGS) |
|
|
1231 | const_iv (FS_IOC_SETFLAGS) |
|
|
1232 | const_iv (FS_IOC_GETVERSION) |
|
|
1233 | const_iv (FS_IOC_SETVERSION) |
|
|
1234 | const_iv (FS_IOC_FIEMAP) |
|
|
1235 | const_iv (FS_IOC_FSGETXATTR) |
|
|
1236 | const_iv (FS_IOC_FSSETXATTR) |
|
|
1237 | const_iv (FS_IOC_SET_ENCRYPTION_POLICY) |
|
|
1238 | const_iv (FS_IOC_GET_ENCRYPTION_PWSALT) |
|
|
1239 | const_iv (FS_IOC_GET_ENCRYPTION_POLICY) |
|
|
1240 | |
|
|
1241 | const_iv (FS_KEY_DESCRIPTOR_SIZE) |
|
|
1242 | |
|
|
1243 | const_iv (FS_SECRM_FL) |
|
|
1244 | const_iv (FS_UNRM_FL) |
|
|
1245 | const_iv (FS_COMPR_FL) |
|
|
1246 | const_iv (FS_SYNC_FL) |
|
|
1247 | const_iv (FS_IMMUTABLE_FL) |
|
|
1248 | const_iv (FS_APPEND_FL) |
|
|
1249 | const_iv (FS_NODUMP_FL) |
|
|
1250 | const_iv (FS_NOATIME_FL) |
|
|
1251 | const_iv (FS_DIRTY_FL) |
|
|
1252 | const_iv (FS_COMPRBLK_FL) |
|
|
1253 | const_iv (FS_NOCOMP_FL) |
|
|
1254 | const_iv (FS_ENCRYPT_FL) |
|
|
1255 | const_iv (FS_BTREE_FL) |
|
|
1256 | const_iv (FS_INDEX_FL) |
|
|
1257 | const_iv (FS_JOURNAL_DATA_FL) |
|
|
1258 | const_iv (FS_NOTAIL_FL) |
|
|
1259 | const_iv (FS_DIRSYNC_FL) |
|
|
1260 | const_iv (FS_TOPDIR_FL) |
|
|
1261 | const_iv (FS_FL_USER_MODIFIABLE) |
|
|
1262 | |
|
|
1263 | const_iv (FS_XFLAG_REALTIME) |
|
|
1264 | const_iv (FS_XFLAG_PREALLOC) |
|
|
1265 | const_iv (FS_XFLAG_IMMUTABLE) |
|
|
1266 | const_iv (FS_XFLAG_APPEND) |
|
|
1267 | const_iv (FS_XFLAG_SYNC) |
|
|
1268 | const_iv (FS_XFLAG_NOATIME) |
|
|
1269 | const_iv (FS_XFLAG_NODUMP) |
|
|
1270 | const_iv (FS_XFLAG_RTINHERIT) |
|
|
1271 | const_iv (FS_XFLAG_PROJINHERIT) |
|
|
1272 | const_iv (FS_XFLAG_NOSYMLINKS) |
|
|
1273 | const_iv (FS_XFLAG_EXTSIZE) |
|
|
1274 | const_iv (FS_XFLAG_EXTSZINHERIT) |
|
|
1275 | const_iv (FS_XFLAG_NODEFRAG) |
|
|
1276 | const_iv (FS_XFLAG_FILESTREAM) |
|
|
1277 | const_iv (FS_XFLAG_DAX) |
|
|
1278 | const_iv (FS_XFLAG_HASATTR) |
|
|
1279 | |
|
|
1280 | const_iv (FIEMAP_FLAG_SYNC) |
|
|
1281 | const_iv (FIEMAP_FLAG_XATTR) |
|
|
1282 | const_iv (FIEMAP_FLAGS_COMPAT) |
|
|
1283 | const_iv (FIEMAP_EXTENT_LAST) |
|
|
1284 | const_iv (FIEMAP_EXTENT_UNKNOWN) |
|
|
1285 | const_iv (FIEMAP_EXTENT_DELALLOC) |
|
|
1286 | const_iv (FIEMAP_EXTENT_ENCODED) |
|
|
1287 | const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED) |
|
|
1288 | const_iv (FIEMAP_EXTENT_NOT_ALIGNED) |
|
|
1289 | const_iv (FIEMAP_EXTENT_DATA_INLINE) |
|
|
1290 | const_iv (FIEMAP_EXTENT_DATA_TAIL) |
|
|
1291 | const_iv (FIEMAP_EXTENT_UNWRITTEN) |
|
|
1292 | const_iv (FIEMAP_EXTENT_MERGED) |
|
|
1293 | const_iv (FIEMAP_EXTENT_SHARED) |
|
|
1294 | |
|
|
1295 | const_iv (SPLICE_F_MOVE) |
|
|
1296 | const_iv (SPLICE_F_NONBLOCK) |
|
|
1297 | const_iv (SPLICE_F_MORE) |
|
|
1298 | const_iv (SPLICE_F_GIFT) |
|
|
1299 | |
|
|
1300 | const_iv (EFD_CLOEXEC) |
|
|
1301 | const_iv (EFD_NONBLOCK) |
|
|
1302 | const_iv (EFD_SEMAPHORE) |
|
|
1303 | |
|
|
1304 | const_iv (MFD_CLOEXEC) |
|
|
1305 | const_iv (MFD_ALLOW_SEALING) |
|
|
1306 | const_iv (MFD_HUGETLB) |
|
|
1307 | |
|
|
1308 | const_iv (CLOCK_REALTIME) |
|
|
1309 | const_iv (CLOCK_MONOTONIC) |
|
|
1310 | const_iv (CLOCK_BOOTTIME) |
|
|
1311 | const_iv (CLOCK_REALTIME_ALARM) |
|
|
1312 | const_iv (CLOCK_BOOTTIME_ALARM) |
|
|
1313 | |
|
|
1314 | const_iv (TFD_NONBLOCK) |
|
|
1315 | const_iv (TFD_CLOEXEC) |
|
|
1316 | |
|
|
1317 | const_iv (TFD_TIMER_ABSTIME) |
|
|
1318 | const_iv (TFD_TIMER_CANCEL_ON_SET) |
|
|
1319 | |
|
|
1320 | const_iv (STATX_TYPE) |
|
|
1321 | const_iv (STATX_MODE) |
|
|
1322 | const_iv (STATX_NLINK) |
|
|
1323 | const_iv (STATX_UID) |
|
|
1324 | const_iv (STATX_GID) |
|
|
1325 | const_iv (STATX_ATIME) |
|
|
1326 | const_iv (STATX_MTIME) |
|
|
1327 | const_iv (STATX_CTIME) |
|
|
1328 | const_iv (STATX_INO) |
|
|
1329 | const_iv (STATX_SIZE) |
|
|
1330 | const_iv (STATX_BLOCKS) |
|
|
1331 | const_iv (STATX_BASIC_STATS) |
|
|
1332 | const_iv (STATX_ALL) |
|
|
1333 | const_iv (STATX_BTIME) |
|
|
1334 | const_iv (STATX_ATTR_COMPRESSED) |
|
|
1335 | const_iv (STATX_ATTR_IMMUTABLE) |
|
|
1336 | const_iv (STATX_ATTR_APPEND) |
|
|
1337 | const_iv (STATX_ATTR_NODUMP) |
|
|
1338 | const_iv (STATX_ATTR_ENCRYPTED) |
|
|
1339 | const_iv (STATX_ATTR_AUTOMOUNT) |
|
|
1340 | |
|
|
1341 | const_iv (AT_FDCWD) |
|
|
1342 | const_iv (AT_SYMLINK_NOFOLLOW) |
|
|
1343 | const_iv (AT_EACCESS) |
|
|
1344 | const_iv (AT_REMOVEDIR) |
|
|
1345 | const_iv (AT_SYMLINK_FOLLOW) |
|
|
1346 | const_iv (AT_NO_AUTOMOUNT) |
|
|
1347 | const_iv (AT_EMPTY_PATH) |
|
|
1348 | const_iv (AT_STATX_SYNC_TYPE) |
|
|
1349 | const_iv (AT_STATX_AS_STAT) |
|
|
1350 | const_iv (AT_STATX_FORCE_SYNC) |
|
|
1351 | const_iv (AT_STATX_DONT_SYNC) |
|
|
1352 | const_iv (AT_RECURSIVE) |
|
|
1353 | |
|
|
1354 | const_iv (OPEN_TREE_CLONE) |
|
|
1355 | |
|
|
1356 | const_iv (FSOPEN_CLOEXEC) |
|
|
1357 | |
|
|
1358 | const_iv (FSPICK_CLOEXEC) |
|
|
1359 | const_iv (FSPICK_SYMLINK_NOFOLLOW) |
|
|
1360 | const_iv (FSPICK_NO_AUTOMOUNT) |
|
|
1361 | const_iv (FSPICK_EMPTY_PATH) |
|
|
1362 | |
|
|
1363 | const_iv (MOVE_MOUNT_F_SYMLINKS) |
|
|
1364 | const_iv (MOVE_MOUNT_F_AUTOMOUNTS) |
|
|
1365 | const_iv (MOVE_MOUNT_F_EMPTY_PATH) |
|
|
1366 | const_iv (MOVE_MOUNT_T_SYMLINKS) |
|
|
1367 | const_iv (MOVE_MOUNT_T_AUTOMOUNTS) |
|
|
1368 | const_iv (MOVE_MOUNT_T_EMPTY_PATH) |
|
|
1369 | |
|
|
1370 | /* waitid */ |
|
|
1371 | const_iv (P_PID) |
|
|
1372 | const_iv (P_PIDFD) |
|
|
1373 | const_iv (P_PGID) |
|
|
1374 | const_iv (P_ALL) |
|
|
1375 | |
|
|
1376 | const_iv (FSCONFIG_SET_FLAG) |
|
|
1377 | const_iv (FSCONFIG_SET_STRING) |
|
|
1378 | const_iv (FSCONFIG_SET_BINARY) |
|
|
1379 | const_iv (FSCONFIG_SET_PATH) |
|
|
1380 | const_iv (FSCONFIG_SET_PATH_EMPTY) |
|
|
1381 | const_iv (FSCONFIG_SET_FD) |
|
|
1382 | const_iv (FSCONFIG_CMD_CREATE) |
|
|
1383 | const_iv (FSCONFIG_CMD_RECONFIGURE) |
|
|
1384 | |
|
|
1385 | const_iv (MOUNT_ATTR_RDONLY) |
|
|
1386 | const_iv (MOUNT_ATTR_NOSUID) |
|
|
1387 | const_iv (MOUNT_ATTR_NODEV) |
|
|
1388 | const_iv (MOUNT_ATTR_NOEXEC) |
|
|
1389 | const_iv (MOUNT_ATTR__ATIME) |
|
|
1390 | const_iv (MOUNT_ATTR_RELATIME) |
|
|
1391 | const_iv (MOUNT_ATTR_NOATIME) |
|
|
1392 | const_iv (MOUNT_ATTR_STRICTATIME) |
|
|
1393 | const_iv (MOUNT_ATTR_NODIRATIME) |
|
|
1394 | |
|
|
1395 | /* these are libeio constants, and are independent of gendef0 */ |
|
|
1396 | const_eio (SEEK_SET) |
|
|
1397 | const_eio (SEEK_CUR) |
|
|
1398 | const_eio (SEEK_END) |
|
|
1399 | |
|
|
1400 | const_eio (MCL_FUTURE) |
|
|
1401 | const_eio (MCL_CURRENT) |
|
|
1402 | const_eio (MCL_ONFAULT) |
|
|
1403 | |
|
|
1404 | const_eio (MS_ASYNC) |
|
|
1405 | const_eio (MS_INVALIDATE) |
|
|
1406 | const_eio (MS_SYNC) |
|
|
1407 | |
|
|
1408 | const_eio (MT_MODIFY) |
|
|
1409 | |
|
|
1410 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
|
|
1411 | const_eio (SYNC_FILE_RANGE_WRITE) |
|
|
1412 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
|
|
1413 | |
|
|
1414 | const_eio (FALLOC_FL_KEEP_SIZE) |
|
|
1415 | const_eio (FALLOC_FL_PUNCH_HOLE) |
|
|
1416 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
|
|
1417 | const_eio (FALLOC_FL_ZERO_RANGE) |
|
|
1418 | const_eio (FALLOC_FL_INSERT_RANGE) |
|
|
1419 | const_eio (FALLOC_FL_UNSHARE_RANGE) |
|
|
1420 | |
|
|
1421 | const_eio (RENAME_NOREPLACE) |
|
|
1422 | const_eio (RENAME_EXCHANGE) |
|
|
1423 | const_eio (RENAME_WHITEOUT) |
|
|
1424 | |
|
|
1425 | const_eio (READDIR_DENTS) |
|
|
1426 | const_eio (READDIR_DIRS_FIRST) |
|
|
1427 | const_eio (READDIR_STAT_ORDER) |
|
|
1428 | const_eio (READDIR_FOUND_UNKNOWN) |
|
|
1429 | |
|
|
1430 | const_eio (DT_UNKNOWN) |
|
|
1431 | const_eio (DT_FIFO) |
|
|
1432 | const_eio (DT_CHR) |
|
|
1433 | const_eio (DT_DIR) |
|
|
1434 | const_eio (DT_BLK) |
|
|
1435 | const_eio (DT_REG) |
|
|
1436 | const_eio (DT_LNK) |
|
|
1437 | const_eio (DT_SOCK) |
|
|
1438 | const_eio (DT_WHT) |
|
|
1439 | }; |
|
|
1440 | |
|
|
1441 | aio_stash = gv_stashpv ("IO::AIO" , 1); |
|
|
1442 | aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); |
|
|
1443 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
|
|
1444 | aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1); |
|
|
1445 | |
|
|
1446 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) |
|
|
1447 | newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); |
|
|
1448 | |
|
|
1449 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
|
|
1450 | |
|
|
1451 | /* allocate dummy pipe fd for aio_close */ |
|
|
1452 | { |
|
|
1453 | int pipefd [2]; |
|
|
1454 | |
|
|
1455 | if ( |
|
|
1456 | #ifdef _WIN32 |
|
|
1457 | _pipe (pipefd, 1, _O_BINARY) < 0 |
|
|
1458 | #else |
|
|
1459 | pipe (pipefd) < 0 |
|
|
1460 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0 |
|
|
1461 | #endif |
|
|
1462 | || close (pipefd [1]) < 0 |
|
|
1463 | ) |
|
|
1464 | croak ("IO::AIO: unable to create dummy pipe for aio_close"); |
|
|
1465 | |
|
|
1466 | close_fd = pipefd [0]; |
|
|
1467 | } |
|
|
1468 | |
|
|
1469 | reinit (); |
|
|
1470 | } |
|
|
1471 | |
505 | void |
1472 | void |
506 | min_parallel(nthreads) |
1473 | reinit () |
507 | int nthreads |
1474 | PROTOTYPE: |
|
|
1475 | |
|
|
1476 | void |
|
|
1477 | max_poll_reqs (unsigned int nreqs) |
508 | PROTOTYPE: $ |
1478 | PROTOTYPE: $ |
|
|
1479 | CODE: |
|
|
1480 | eio_set_max_poll_reqs (nreqs); |
509 | |
1481 | |
510 | void |
1482 | void |
511 | max_parallel(nthreads) |
1483 | max_poll_time (double nseconds) |
512 | int nthreads |
|
|
513 | PROTOTYPE: $ |
1484 | PROTOTYPE: $ |
514 | |
|
|
515 | int |
|
|
516 | max_outstanding(nreqs) |
|
|
517 | int nreqs |
|
|
518 | PROTOTYPE: $ |
|
|
519 | CODE: |
1485 | CODE: |
520 | RETVAL = max_outstanding; |
1486 | eio_set_max_poll_time (nseconds); |
|
|
1487 | |
|
|
1488 | void |
|
|
1489 | min_parallel (unsigned int nthreads) |
|
|
1490 | PROTOTYPE: $ |
|
|
1491 | CODE: |
|
|
1492 | eio_set_min_parallel (nthreads); |
|
|
1493 | |
|
|
1494 | void |
|
|
1495 | max_parallel (unsigned int nthreads) |
|
|
1496 | PROTOTYPE: $ |
|
|
1497 | CODE: |
|
|
1498 | eio_set_max_parallel (nthreads); |
|
|
1499 | |
|
|
1500 | void |
|
|
1501 | max_idle (unsigned int nthreads) |
|
|
1502 | PROTOTYPE: $ |
|
|
1503 | CODE: |
|
|
1504 | eio_set_max_idle (nthreads); |
|
|
1505 | |
|
|
1506 | void |
|
|
1507 | idle_timeout (unsigned int seconds) |
|
|
1508 | PROTOTYPE: $ |
|
|
1509 | CODE: |
|
|
1510 | eio_set_idle_timeout (seconds); |
|
|
1511 | |
|
|
1512 | void |
|
|
1513 | max_outstanding (unsigned int maxreqs) |
|
|
1514 | PROTOTYPE: $ |
|
|
1515 | CODE: |
521 | max_outstanding = nreqs; |
1516 | max_outstanding = maxreqs; |
522 | |
1517 | |
523 | void |
1518 | void |
524 | aio_open(pathname,flags,mode,callback=&PL_sv_undef) |
1519 | aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef) |
525 | SV * pathname |
|
|
526 | int flags |
|
|
527 | int mode |
|
|
528 | SV * callback |
|
|
529 | PROTOTYPE: $$$;$ |
|
|
530 | CODE: |
1520 | PPCODE: |
531 | { |
1521 | { |
532 | dREQ; |
1522 | dREQ; |
533 | |
1523 | |
|
|
1524 | req->type = EIO_WD_OPEN; |
|
|
1525 | req_set_path1 (req, pathname); |
|
|
1526 | |
|
|
1527 | REQ_SEND; |
|
|
1528 | } |
|
|
1529 | |
|
|
1530 | void |
|
|
1531 | aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef) |
|
|
1532 | PPCODE: |
|
|
1533 | { |
|
|
1534 | dREQ; |
|
|
1535 | |
534 | req->type = REQ_OPEN; |
1536 | req->type = EIO_OPEN; |
535 | req->data = newSVsv (pathname); |
1537 | req_set_path1 (req, pathname); |
536 | req->dataptr = SvPVbyte_nolen (req->data); |
|
|
537 | req->fd = flags; |
1538 | req->int1 = flags; |
538 | req->mode = mode; |
1539 | req->int2 = mode; |
539 | |
1540 | |
540 | send_req (req); |
1541 | REQ_SEND; |
541 | } |
1542 | } |
542 | |
1543 | |
543 | void |
1544 | void |
544 | aio_close(fh,callback=&PL_sv_undef) |
1545 | aio_fsync (SV *fh, SV *callback = &PL_sv_undef) |
545 | SV * fh |
|
|
546 | SV * callback |
|
|
547 | PROTOTYPE: $;$ |
|
|
548 | ALIAS: |
1546 | ALIAS: |
549 | aio_close = REQ_CLOSE |
|
|
550 | aio_fsync = REQ_FSYNC |
1547 | aio_fsync = EIO_FSYNC |
551 | aio_fdatasync = REQ_FDATASYNC |
1548 | aio_fdatasync = EIO_FDATASYNC |
|
|
1549 | aio_syncfs = EIO_SYNCFS |
552 | CODE: |
1550 | PPCODE: |
553 | { |
1551 | { |
|
|
1552 | int fd = s_fileno_croak (fh, 0); |
554 | dREQ; |
1553 | dREQ; |
555 | |
1554 | |
556 | req->type = ix; |
1555 | req->type = ix; |
557 | req->fh = newSVsv (fh); |
1556 | req->sv1 = newSVsv (fh); |
558 | req->fd = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1557 | req->int1 = fd; |
559 | |
1558 | |
560 | send_req (req); |
1559 | REQ_SEND; |
561 | } |
1560 | } |
562 | |
1561 | |
563 | void |
1562 | void |
|
|
1563 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef) |
|
|
1564 | PPCODE: |
|
|
1565 | { |
|
|
1566 | int fd = s_fileno_croak (fh, 0); |
|
|
1567 | dREQ; |
|
|
1568 | |
|
|
1569 | req->type = EIO_SYNC_FILE_RANGE; |
|
|
1570 | req->sv1 = newSVsv (fh); |
|
|
1571 | req->int1 = fd; |
|
|
1572 | req->offs = offset; |
|
|
1573 | req->size = nbytes; |
|
|
1574 | req->int2 = flags; |
|
|
1575 | |
|
|
1576 | REQ_SEND; |
|
|
1577 | } |
|
|
1578 | |
|
|
1579 | void |
|
|
1580 | aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef) |
|
|
1581 | PPCODE: |
|
|
1582 | { |
|
|
1583 | int fd = s_fileno_croak (fh, 0); |
|
|
1584 | dREQ; |
|
|
1585 | |
|
|
1586 | req->type = EIO_FALLOCATE; |
|
|
1587 | req->sv1 = newSVsv (fh); |
|
|
1588 | req->int1 = fd; |
|
|
1589 | req->int2 = mode; |
|
|
1590 | req->offs = offset; |
|
|
1591 | req->size = len; |
|
|
1592 | |
|
|
1593 | REQ_SEND; |
|
|
1594 | } |
|
|
1595 | |
|
|
1596 | void |
|
|
1597 | aio_close (SV *fh, SV *callback = &PL_sv_undef) |
|
|
1598 | PPCODE: |
|
|
1599 | { |
|
|
1600 | int fd = s_fileno_croak (fh, 0); |
|
|
1601 | dREQ; |
|
|
1602 | #if 0 |
|
|
1603 | /* partially duplicate logic in s_fileno */ |
|
|
1604 | SvGETMAGIC (fh); |
|
|
1605 | |
|
|
1606 | if (SvROK (fh)) |
|
|
1607 | { |
|
|
1608 | fh = SvRV (fh); |
|
|
1609 | SvGETMAGIC (fh); |
|
|
1610 | } |
|
|
1611 | |
|
|
1612 | if (SvTYPE (fh) == SVt_PVGV) |
|
|
1613 | { |
|
|
1614 | /* perl filehandle */ |
|
|
1615 | PerlIOUnix_refcnt_inc (fd); |
|
|
1616 | do_close ((GV *)fh, 1); |
|
|
1617 | |
|
|
1618 | req->type = EIO_CLOSE; |
|
|
1619 | req->int1 = fd; |
|
|
1620 | /*req->sv2 = newSVsv (fh);*/ /* since we stole the fd, no need to keep the fh */ |
|
|
1621 | } |
|
|
1622 | else |
|
|
1623 | #endif |
|
|
1624 | { |
|
|
1625 | /* fd number */ |
|
|
1626 | req->type = EIO_DUP2; |
|
|
1627 | req->int1 = close_fd; |
|
|
1628 | req->sv2 = newSVsv (fh); |
|
|
1629 | req->int2 = fd; |
|
|
1630 | } |
|
|
1631 | |
|
|
1632 | REQ_SEND; |
|
|
1633 | } |
|
|
1634 | |
|
|
1635 | void |
|
|
1636 | aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef) |
|
|
1637 | PPCODE: |
|
|
1638 | { |
|
|
1639 | int fd = s_fileno_croak (fh, 0); |
|
|
1640 | dREQ; |
|
|
1641 | |
|
|
1642 | req->type = EIO_SEEK; |
|
|
1643 | req->sv1 = newSVsv (fh); |
|
|
1644 | req->int1 = fd; |
|
|
1645 | req->offs = SvVAL64 (offset); |
|
|
1646 | req->int2 = whence; |
|
|
1647 | |
|
|
1648 | REQ_SEND; |
|
|
1649 | } |
|
|
1650 | |
|
|
1651 | void |
564 | aio_read(fh,offset,length,data,dataoffset,callback=&PL_sv_undef) |
1652 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef) |
565 | SV * fh |
|
|
566 | UV offset |
|
|
567 | IV length |
|
|
568 | SV * data |
|
|
569 | IV dataoffset |
|
|
570 | SV * callback |
|
|
571 | ALIAS: |
1653 | ALIAS: |
572 | aio_read = REQ_READ |
1654 | aio_read = EIO_READ |
573 | aio_write = REQ_WRITE |
1655 | aio_write = EIO_WRITE |
574 | PROTOTYPE: $$$$$;$ |
|
|
575 | CODE: |
1656 | PPCODE: |
576 | { |
1657 | { |
577 | aio_req req; |
|
|
578 | STRLEN svlen; |
1658 | STRLEN svlen; |
|
|
1659 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
579 | char *svptr = SvPVbyte (data, svlen); |
1660 | char *svptr = SvPVbyte (data, svlen); |
580 | |
1661 | UV len = SvUV (length); |
581 | SvUPGRADE (data, SVt_PV); |
|
|
582 | SvPOK_on (data); |
|
|
583 | |
1662 | |
584 | if (dataoffset < 0) |
1663 | if (dataoffset < 0) |
585 | dataoffset += svlen; |
1664 | dataoffset += svlen; |
586 | |
1665 | |
587 | if (dataoffset < 0 || dataoffset > svlen) |
1666 | if (dataoffset < 0 || dataoffset > svlen) |
588 | croak ("data offset outside of string"); |
1667 | croak ("dataoffset outside of data scalar"); |
589 | |
1668 | |
590 | if (ix == REQ_WRITE) |
1669 | if (ix == EIO_WRITE) |
591 | { |
1670 | { |
592 | /* write: check length and adjust. */ |
1671 | /* write: check length and adjust. */ |
593 | if (length < 0 || length + dataoffset > svlen) |
1672 | if (!SvOK (length) || len + dataoffset > svlen) |
594 | length = svlen - dataoffset; |
1673 | len = svlen - dataoffset; |
595 | } |
1674 | } |
596 | else |
1675 | else |
597 | { |
1676 | { |
598 | /* read: grow scalar as necessary */ |
1677 | /* read: check type and grow scalar as necessary */ |
|
|
1678 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
599 | svptr = SvGROW (data, length + dataoffset); |
1679 | svptr = sv_grow (data, len + dataoffset + 1); |
|
|
1680 | else if (SvCUR (data) < len + dataoffset) |
|
|
1681 | croak ("length + dataoffset outside of scalar, and cannot grow"); |
600 | } |
1682 | } |
601 | |
|
|
602 | if (length < 0) |
|
|
603 | croak ("length must not be negative"); |
|
|
604 | |
1683 | |
605 | { |
1684 | { |
606 | dREQ; |
1685 | dREQ; |
607 | |
1686 | |
608 | req->type = ix; |
1687 | req->type = ix; |
609 | req->fh = newSVsv (fh); |
1688 | req->sv1 = newSVsv (fh); |
610 | req->fd = PerlIO_fileno (ix == REQ_READ ? IoIFP (sv_2io (fh)) |
1689 | req->int1 = fd; |
611 | : IoOFP (sv_2io (fh))); |
1690 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
612 | req->offset = offset; |
1691 | req->size = len; |
613 | req->length = length; |
|
|
614 | req->data = SvREFCNT_inc (data); |
1692 | req->sv2 = SvREFCNT_inc (data); |
615 | req->dataptr = (char *)svptr + dataoffset; |
1693 | req->ptr2 = (char *)svptr + dataoffset; |
616 | req->callback = SvREFCNT_inc (callback); |
1694 | req->stroffset = dataoffset; |
617 | |
1695 | |
618 | send_req (req); |
1696 | if (!SvREADONLY (data)) |
|
|
1697 | { |
|
|
1698 | SvREADONLY_on (data); |
|
|
1699 | req->flags |= FLAG_SV2_RO_OFF; |
|
|
1700 | } |
|
|
1701 | |
|
|
1702 | REQ_SEND; |
619 | } |
1703 | } |
620 | } |
1704 | } |
621 | |
1705 | |
622 | void |
1706 | void |
623 | aio_readahead(fh,offset,length,callback=&PL_sv_undef) |
1707 | aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef) |
624 | SV * fh |
|
|
625 | UV offset |
|
|
626 | IV length |
|
|
627 | SV * callback |
|
|
628 | PROTOTYPE: $$$;$ |
|
|
629 | CODE: |
|
|
630 | { |
|
|
631 | dREQ; |
|
|
632 | |
|
|
633 | req->type = REQ_READAHEAD; |
|
|
634 | req->fh = newSVsv (fh); |
|
|
635 | req->fd = PerlIO_fileno (IoIFP (sv_2io (fh))); |
|
|
636 | req->offset = offset; |
|
|
637 | req->length = length; |
|
|
638 | |
|
|
639 | send_req (req); |
|
|
640 | } |
|
|
641 | |
|
|
642 | void |
|
|
643 | aio_stat(fh_or_path,callback=&PL_sv_undef) |
|
|
644 | SV * fh_or_path |
|
|
645 | SV * callback |
|
|
646 | ALIAS: |
1708 | ALIAS: |
647 | aio_stat = REQ_STAT |
1709 | aio_ioctl = EIO_IOCTL |
648 | aio_lstat = REQ_LSTAT |
1710 | aio_fcntl = EIO_FCNTL |
649 | CODE: |
1711 | PPCODE: |
650 | { |
1712 | { |
651 | dREQ; |
1713 | int fd = s_fileno_croak (fh, 0); |
|
|
1714 | char *svptr; |
652 | |
1715 | |
653 | New (0, req->statdata, 1, Stat_t); |
1716 | if (SvPOK (arg) || !SvNIOK (arg)) |
654 | if (!req->statdata) |
|
|
655 | croak ("out of memory during aio_req->statdata allocation (sorry, i just leaked memory, too)"); |
|
|
656 | |
|
|
657 | if (SvPOK (fh_or_path)) |
|
|
658 | { |
1717 | { |
659 | req->type = ix; |
1718 | STRLEN svlen; |
660 | req->data = newSVsv (fh_or_path); |
1719 | /* perl uses IOCPARM_LEN for fcntl, so we do, too */ |
661 | req->dataptr = SvPVbyte_nolen (req->data); |
1720 | #ifdef IOCPARM_LEN |
|
|
1721 | STRLEN need = IOCPARM_LEN (request); |
|
|
1722 | #else |
|
|
1723 | STRLEN need = 256; |
|
|
1724 | #endif |
|
|
1725 | |
|
|
1726 | if (svlen < need) |
|
|
1727 | svptr = SvGROW (arg, need); |
662 | } |
1728 | } |
663 | else |
1729 | else |
|
|
1730 | svptr = (char *)SvIV (arg); |
|
|
1731 | |
664 | { |
1732 | { |
|
|
1733 | dREQ; |
|
|
1734 | |
665 | req->type = REQ_FSTAT; |
1735 | req->type = ix; |
666 | req->fh = newSVsv (fh_or_path); |
1736 | req->sv1 = newSVsv (fh); |
667 | req->fd = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
1737 | req->int1 = fd; |
|
|
1738 | req->int2 = (long)request; |
|
|
1739 | req->sv2 = SvREFCNT_inc (arg); |
|
|
1740 | req->ptr2 = svptr; |
|
|
1741 | |
|
|
1742 | REQ_SEND; |
668 | } |
1743 | } |
669 | |
|
|
670 | send_req (req); |
|
|
671 | } |
1744 | } |
672 | |
1745 | |
673 | void |
1746 | void |
674 | aio_unlink(pathname,callback=&PL_sv_undef) |
1747 | aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
675 | SV * pathname |
|
|
676 | SV * callback |
|
|
677 | ALIAS: |
1748 | ALIAS: |
678 | aio_unlink = REQ_UNLINK |
1749 | aio_readlink = EIO_READLINK |
679 | aio_rmdir = REQ_RMDIR |
1750 | aio_realpath = EIO_REALPATH |
|
|
1751 | PPCODE: |
|
|
1752 | { |
|
|
1753 | dREQ; |
|
|
1754 | |
|
|
1755 | req->type = ix; |
|
|
1756 | req_set_path1 (req, pathname); |
|
|
1757 | |
|
|
1758 | REQ_SEND; |
|
|
1759 | } |
|
|
1760 | |
|
|
1761 | void |
|
|
1762 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef) |
|
|
1763 | PPCODE: |
|
|
1764 | { |
|
|
1765 | int ifd = s_fileno_croak (in_fh , 0); |
|
|
1766 | int ofd = s_fileno_croak (out_fh, 1); |
|
|
1767 | dREQ; |
|
|
1768 | |
|
|
1769 | req->type = EIO_SENDFILE; |
|
|
1770 | req->sv1 = newSVsv (out_fh); |
|
|
1771 | req->int1 = ofd; |
|
|
1772 | req->sv2 = newSVsv (in_fh); |
|
|
1773 | req->int2 = ifd; |
|
|
1774 | req->offs = in_offset; |
|
|
1775 | req->size = length; |
|
|
1776 | |
|
|
1777 | REQ_SEND; |
|
|
1778 | } |
|
|
1779 | |
|
|
1780 | void |
|
|
1781 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef) |
|
|
1782 | PPCODE: |
|
|
1783 | { |
|
|
1784 | int fd = s_fileno_croak (fh, 0); |
|
|
1785 | dREQ; |
|
|
1786 | |
|
|
1787 | req->type = EIO_READAHEAD; |
|
|
1788 | req->sv1 = newSVsv (fh); |
|
|
1789 | req->int1 = fd; |
|
|
1790 | req->offs = offset; |
|
|
1791 | req->size = length; |
|
|
1792 | |
|
|
1793 | REQ_SEND; |
|
|
1794 | } |
|
|
1795 | |
|
|
1796 | void |
|
|
1797 | aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef) |
|
|
1798 | ALIAS: |
|
|
1799 | aio_stat = EIO_STAT |
|
|
1800 | aio_lstat = EIO_LSTAT |
|
|
1801 | aio_statvfs = EIO_STATVFS |
|
|
1802 | PPCODE: |
|
|
1803 | { |
|
|
1804 | dREQ; |
|
|
1805 | |
|
|
1806 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
|
|
1807 | |
|
|
1808 | REQ_SEND; |
|
|
1809 | } |
|
|
1810 | |
|
|
1811 | void |
|
|
1812 | st_xtime () |
|
|
1813 | ALIAS: |
|
|
1814 | st_atime = 0x01 |
|
|
1815 | st_mtime = 0x02 |
|
|
1816 | st_ctime = 0x04 |
|
|
1817 | st_btime = 0x08 |
|
|
1818 | st_xtime = 0x0f |
|
|
1819 | PPCODE: |
|
|
1820 | EXTEND (SP, 4); |
|
|
1821 | if (ix & 0x01) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC)); |
|
|
1822 | if (ix & 0x02) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC)); |
|
|
1823 | if (ix & 0x04) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC)); |
|
|
1824 | if (ix & 0x08) PUSHs (newSVnv (BTIMESEC + 1e-9 * BTIMENSEC)); |
|
|
1825 | |
|
|
1826 | void |
|
|
1827 | st_xtimensec () |
|
|
1828 | ALIAS: |
|
|
1829 | st_atimensec = 0x01 |
|
|
1830 | st_mtimensec = 0x02 |
|
|
1831 | st_ctimensec = 0x04 |
|
|
1832 | st_btimensec = 0x08 |
|
|
1833 | st_xtimensec = 0x0f |
|
|
1834 | st_btimesec = 0x10 |
|
|
1835 | st_gen = 0x20 |
|
|
1836 | PPCODE: |
|
|
1837 | EXTEND (SP, 4); |
|
|
1838 | if (ix & 0x01) PUSHs (newSViv (ATIMENSEC)); |
|
|
1839 | if (ix & 0x02) PUSHs (newSViv (MTIMENSEC)); |
|
|
1840 | if (ix & 0x04) PUSHs (newSViv (CTIMENSEC)); |
|
|
1841 | if (ix & 0x08) PUSHs (newSViv (BTIMENSEC)); |
|
|
1842 | if (ix & 0x10) PUSHs (newSVuv (BTIMESEC)); |
|
|
1843 | if (ix & 0x20) PUSHs (newSVuv (ST_GEN)); |
|
|
1844 | |
|
|
1845 | UV |
|
|
1846 | major (UV dev) |
|
|
1847 | ALIAS: |
|
|
1848 | minor = 1 |
680 | CODE: |
1849 | CODE: |
|
|
1850 | RETVAL = ix ? minor (dev) : major (dev); |
|
|
1851 | OUTPUT: |
|
|
1852 | RETVAL |
|
|
1853 | |
|
|
1854 | UV |
|
|
1855 | makedev (UV maj, UV min) |
|
|
1856 | CODE: |
|
|
1857 | RETVAL = makedev (maj, min); |
|
|
1858 | OUTPUT: |
|
|
1859 | RETVAL |
|
|
1860 | |
|
|
1861 | void |
|
|
1862 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef) |
|
|
1863 | PPCODE: |
|
|
1864 | { |
|
|
1865 | dREQ; |
|
|
1866 | |
|
|
1867 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
|
|
1868 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
|
|
1869 | req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path); |
|
|
1870 | |
|
|
1871 | REQ_SEND; |
|
|
1872 | } |
|
|
1873 | |
|
|
1874 | void |
|
|
1875 | aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef) |
|
|
1876 | PPCODE: |
|
|
1877 | { |
|
|
1878 | dREQ; |
|
|
1879 | |
|
|
1880 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
|
|
1881 | req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path); |
|
|
1882 | |
|
|
1883 | REQ_SEND; |
|
|
1884 | } |
|
|
1885 | |
|
|
1886 | void |
|
|
1887 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef) |
|
|
1888 | PPCODE: |
|
|
1889 | { |
|
|
1890 | dREQ; |
|
|
1891 | |
|
|
1892 | req->int2 = mode; |
|
|
1893 | req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path); |
|
|
1894 | |
|
|
1895 | REQ_SEND; |
|
|
1896 | } |
|
|
1897 | |
|
|
1898 | void |
|
|
1899 | aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef) |
|
|
1900 | PPCODE: |
|
|
1901 | { |
|
|
1902 | dREQ; |
|
|
1903 | |
|
|
1904 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
|
|
1905 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
|
|
1906 | req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path); |
|
|
1907 | |
|
|
1908 | REQ_SEND; |
|
|
1909 | } |
|
|
1910 | |
|
|
1911 | void |
|
|
1912 | aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef) |
|
|
1913 | PPCODE: |
|
|
1914 | { |
|
|
1915 | dREQ; |
|
|
1916 | |
|
|
1917 | req->type = EIO_READDIR; |
|
|
1918 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
|
|
1919 | |
|
|
1920 | if (flags & EIO_READDIR_DENTS) |
|
|
1921 | req->int1 |= EIO_READDIR_CUSTOM2; |
|
|
1922 | |
|
|
1923 | req_set_path1 (req, pathname); |
|
|
1924 | |
|
|
1925 | REQ_SEND; |
|
|
1926 | } |
|
|
1927 | |
|
|
1928 | void |
|
|
1929 | aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef) |
|
|
1930 | PPCODE: |
|
|
1931 | { |
|
|
1932 | dREQ; |
|
|
1933 | |
|
|
1934 | req->type = EIO_MKDIR; |
|
|
1935 | req->int2 = mode; |
|
|
1936 | req_set_path1 (req, pathname); |
|
|
1937 | |
|
|
1938 | REQ_SEND; |
|
|
1939 | } |
|
|
1940 | |
|
|
1941 | void |
|
|
1942 | aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
|
|
1943 | ALIAS: |
|
|
1944 | aio_unlink = EIO_UNLINK |
|
|
1945 | aio_rmdir = EIO_RMDIR |
|
|
1946 | aio_readdir = EIO_READDIR |
|
|
1947 | PPCODE: |
681 | { |
1948 | { |
682 | dREQ; |
1949 | dREQ; |
683 | |
1950 | |
684 | req->type = ix; |
1951 | req->type = ix; |
685 | req->data = newSVsv (pathname); |
1952 | req_set_path1 (req, pathname); |
686 | req->dataptr = SvPVbyte_nolen (req->data); |
|
|
687 | |
|
|
688 | send_req (req); |
|
|
689 | } |
|
|
690 | |
1953 | |
|
|
1954 | REQ_SEND; |
|
|
1955 | } |
|
|
1956 | |
691 | void |
1957 | void |
692 | aio_symlink(oldpath,newpath,callback=&PL_sv_undef) |
1958 | aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef) |
693 | SV * oldpath |
1959 | ALIAS: |
694 | SV * newpath |
1960 | aio_link = EIO_LINK |
695 | SV * callback |
1961 | aio_symlink = EIO_SYMLINK |
|
|
1962 | aio_rename = EIO_RENAME |
696 | CODE: |
1963 | PPCODE: |
697 | { |
1964 | { |
|
|
1965 | eio_wd wd2 = 0; |
698 | dREQ; |
1966 | dREQ; |
699 | |
1967 | |
700 | req->type = REQ_SYMLINK; |
1968 | req->type = ix; |
701 | req->fh = newSVsv (oldpath); |
1969 | req_set_path1 (req, oldpath); |
702 | req->data2ptr = SvPVbyte_nolen (req->fh); |
1970 | req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
703 | req->data = newSVsv (newpath); |
1971 | req->int3 = (long)wd2; |
704 | req->dataptr = SvPVbyte_nolen (req->data); |
|
|
705 | |
1972 | |
706 | send_req (req); |
1973 | REQ_SEND; |
707 | } |
1974 | } |
708 | |
1975 | |
709 | void |
1976 | void |
710 | flush() |
1977 | aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef) |
711 | PROTOTYPE: |
1978 | PPCODE: |
|
|
1979 | { |
|
|
1980 | eio_wd wd2 = 0; |
|
|
1981 | dREQ; |
|
|
1982 | |
|
|
1983 | req->type = EIO_RENAME; |
|
|
1984 | req_set_path1 (req, oldpath); |
|
|
1985 | req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
|
|
1986 | req->int2 = flags; |
|
|
1987 | req->int3 = (long)wd2; |
|
|
1988 | |
|
|
1989 | REQ_SEND; |
|
|
1990 | } |
|
|
1991 | |
|
|
1992 | void |
|
|
1993 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef) |
|
|
1994 | PPCODE: |
|
|
1995 | { |
|
|
1996 | dREQ; |
|
|
1997 | |
|
|
1998 | req->type = EIO_MKNOD; |
|
|
1999 | req->int2 = (mode_t)mode; |
|
|
2000 | req->offs = dev; |
|
|
2001 | req_set_path1 (req, pathname); |
|
|
2002 | |
|
|
2003 | REQ_SEND; |
|
|
2004 | } |
|
|
2005 | |
|
|
2006 | void |
|
|
2007 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef) |
|
|
2008 | ALIAS: |
|
|
2009 | aio_mtouch = EIO_MTOUCH |
|
|
2010 | aio_msync = EIO_MSYNC |
|
|
2011 | PPCODE: |
|
|
2012 | { |
|
|
2013 | STRLEN svlen; |
|
|
2014 | char *svptr = SvPVbyte (data, svlen); |
|
|
2015 | UV len = SvUV (length); |
|
|
2016 | |
|
|
2017 | if (flags < 0) |
|
|
2018 | flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0; |
|
|
2019 | |
|
|
2020 | if (offset < 0) |
|
|
2021 | offset += svlen; |
|
|
2022 | |
|
|
2023 | if (offset < 0 || offset > svlen) |
|
|
2024 | croak ("offset outside of scalar"); |
|
|
2025 | |
|
|
2026 | if (!SvOK (length) || len + offset > svlen) |
|
|
2027 | len = svlen - offset; |
|
|
2028 | |
|
|
2029 | { |
|
|
2030 | dREQ; |
|
|
2031 | |
|
|
2032 | req->type = ix; |
|
|
2033 | req->sv2 = SvREFCNT_inc (data); |
|
|
2034 | req->ptr2 = (char *)svptr + offset; |
|
|
2035 | req->size = len; |
|
|
2036 | req->int1 = flags; |
|
|
2037 | |
|
|
2038 | REQ_SEND; |
|
|
2039 | } |
|
|
2040 | } |
|
|
2041 | |
|
|
2042 | void |
|
|
2043 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef) |
|
|
2044 | PPCODE: |
|
|
2045 | { |
|
|
2046 | STRLEN svlen; |
|
|
2047 | char *svptr = SvPVbyte (data, svlen); |
|
|
2048 | UV len = SvUV (length); |
|
|
2049 | |
|
|
2050 | if (offset < 0) |
|
|
2051 | offset += svlen; |
|
|
2052 | |
|
|
2053 | if (offset < 0 || offset > svlen) |
|
|
2054 | croak ("offset outside of scalar"); |
|
|
2055 | |
|
|
2056 | if (!SvOK (length) || len + offset > svlen) |
|
|
2057 | len = svlen - offset; |
|
|
2058 | |
|
|
2059 | { |
|
|
2060 | dREQ; |
|
|
2061 | |
|
|
2062 | req->type = EIO_MLOCK; |
|
|
2063 | req->sv2 = SvREFCNT_inc (data); |
|
|
2064 | req->ptr2 = (char *)svptr + offset; |
|
|
2065 | req->size = len; |
|
|
2066 | |
|
|
2067 | REQ_SEND; |
|
|
2068 | } |
|
|
2069 | } |
|
|
2070 | |
|
|
2071 | void |
|
|
2072 | aio_mlockall (IV flags, SV *callback = &PL_sv_undef) |
|
|
2073 | PPCODE: |
|
|
2074 | { |
|
|
2075 | dREQ; |
|
|
2076 | |
|
|
2077 | req->type = EIO_MLOCKALL; |
|
|
2078 | req->int1 = flags; |
|
|
2079 | |
|
|
2080 | REQ_SEND; |
|
|
2081 | } |
|
|
2082 | |
|
|
2083 | void |
|
|
2084 | aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef) |
|
|
2085 | PPCODE: |
|
|
2086 | { |
|
|
2087 | int fd = s_fileno_croak (fh, 0); |
|
|
2088 | dREQ; |
|
|
2089 | |
|
|
2090 | req->type = EIO_CUSTOM; |
|
|
2091 | req->sv1 = newSVsv (fh); |
|
|
2092 | req->int1 = fd; |
|
|
2093 | |
|
|
2094 | req->feed = fiemap; |
|
|
2095 | #if HAVE_FIEMAP |
|
|
2096 | /* keep our fingers crossed that the next two types are 64 bit */ |
|
|
2097 | req->offs = start; |
|
|
2098 | req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL; |
|
|
2099 | req->int2 = flags; |
|
|
2100 | req->int3 = SvOK (count) ? SvIV (count) : -1; |
|
|
2101 | #endif |
|
|
2102 | |
|
|
2103 | REQ_SEND; |
|
|
2104 | } |
|
|
2105 | |
|
|
2106 | void |
|
|
2107 | aio_slurp (SV *pathname, off_t offset, UV length, SV8 *data, SV *callback = &PL_sv_undef) |
|
|
2108 | PPCODE: |
|
|
2109 | { |
|
|
2110 | char *svptr = 0; |
|
|
2111 | |
|
|
2112 | sv_clear_foreign (data); |
|
|
2113 | |
|
|
2114 | if (length) /* known length, directly read into scalar */ |
|
|
2115 | { |
|
|
2116 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
|
|
2117 | svptr = sv_grow (data, length + 1); |
|
|
2118 | else if (SvCUR (data) < length) |
|
|
2119 | croak ("length outside of scalar, and cannot grow"); |
|
|
2120 | else |
|
|
2121 | svptr = SvPVbyte_nolen (data); |
|
|
2122 | } |
|
|
2123 | |
|
|
2124 | { |
|
|
2125 | dREQ; |
|
|
2126 | |
|
|
2127 | req->type = EIO_SLURP; |
|
|
2128 | req_set_path1 (req, pathname); |
|
|
2129 | req->offs = offset; |
|
|
2130 | req->size = length; |
|
|
2131 | req->sv2 = SvREFCNT_inc (data); |
|
|
2132 | req->ptr2 = svptr; |
|
|
2133 | |
|
|
2134 | if (!SvREADONLY (data)) |
|
|
2135 | { |
|
|
2136 | SvREADONLY_on (data); |
|
|
2137 | req->flags |= FLAG_SV2_RO_OFF; |
|
|
2138 | } |
|
|
2139 | |
|
|
2140 | REQ_SEND; |
|
|
2141 | } |
|
|
2142 | } |
|
|
2143 | |
|
|
2144 | void |
|
|
2145 | aio_busy (double delay, SV *callback = &PL_sv_undef) |
|
|
2146 | PPCODE: |
|
|
2147 | { |
|
|
2148 | dREQ; |
|
|
2149 | |
|
|
2150 | req->type = EIO_BUSY; |
|
|
2151 | req->nv1 = delay < 0. ? 0. : delay; |
|
|
2152 | |
|
|
2153 | REQ_SEND; |
|
|
2154 | } |
|
|
2155 | |
|
|
2156 | void |
|
|
2157 | aio_group (SV *callback = &PL_sv_undef) |
|
|
2158 | PPCODE: |
|
|
2159 | { |
|
|
2160 | dREQ; |
|
|
2161 | |
|
|
2162 | req->type = EIO_GROUP; |
|
|
2163 | |
|
|
2164 | PUTBACK; |
|
|
2165 | req_submit (req); |
|
|
2166 | SPAGAIN; |
|
|
2167 | |
|
|
2168 | XPUSHs (req_sv (req, aio_grp_stash)); |
|
|
2169 | } |
|
|
2170 | |
|
|
2171 | void |
|
|
2172 | aio_nop (SV *callback = &PL_sv_undef) |
|
|
2173 | ALIAS: |
|
|
2174 | aio_nop = EIO_NOP |
|
|
2175 | aio_sync = EIO_SYNC |
|
|
2176 | PPCODE: |
|
|
2177 | { |
|
|
2178 | dREQ; |
|
|
2179 | |
|
|
2180 | req->type = ix; |
|
|
2181 | |
|
|
2182 | REQ_SEND; |
|
|
2183 | } |
|
|
2184 | |
|
|
2185 | int |
|
|
2186 | aioreq_pri (int pri = NO_INIT) |
712 | CODE: |
2187 | CODE: |
|
|
2188 | RETVAL = next_pri; |
|
|
2189 | if (items > 0) |
|
|
2190 | { |
|
|
2191 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
|
|
2192 | if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX; |
|
|
2193 | next_pri = pri; |
|
|
2194 | } |
|
|
2195 | OUTPUT: |
|
|
2196 | RETVAL |
|
|
2197 | |
|
|
2198 | void |
|
|
2199 | aioreq_nice (int nice = 0) |
|
|
2200 | CODE: |
|
|
2201 | nice = next_pri - nice; |
|
|
2202 | if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN; |
|
|
2203 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
|
|
2204 | next_pri = nice; |
|
|
2205 | |
|
|
2206 | void |
|
|
2207 | flush () |
|
|
2208 | CODE: |
713 | while (nreqs) |
2209 | while (eio_nreqs ()) |
714 | { |
2210 | { |
715 | poll_wait (); |
2211 | poll_wait (); |
716 | poll_cb (); |
2212 | poll_cb (); |
717 | } |
2213 | } |
718 | |
2214 | |
719 | void |
2215 | int |
720 | poll() |
2216 | poll () |
721 | PROTOTYPE: |
|
|
722 | CODE: |
2217 | CODE: |
723 | if (nreqs) |
|
|
724 | { |
|
|
725 | poll_wait (); |
2218 | poll_wait (); |
726 | poll_cb (); |
2219 | RETVAL = poll_cb (); |
727 | } |
|
|
728 | |
|
|
729 | int |
|
|
730 | poll_fileno() |
|
|
731 | PROTOTYPE: |
|
|
732 | CODE: |
|
|
733 | RETVAL = respipe [0]; |
|
|
734 | OUTPUT: |
2220 | OUTPUT: |
735 | RETVAL |
2221 | RETVAL |
736 | |
2222 | |
737 | int |
2223 | int |
|
|
2224 | poll_fileno () |
|
|
2225 | CODE: |
|
|
2226 | RETVAL = s_epipe_fd (&respipe); |
|
|
2227 | OUTPUT: |
|
|
2228 | RETVAL |
|
|
2229 | |
|
|
2230 | int |
738 | poll_cb(...) |
2231 | poll_cb (...) |
739 | PROTOTYPE: |
2232 | PROTOTYPE: |
740 | CODE: |
2233 | CODE: |
741 | RETVAL = poll_cb (); |
2234 | RETVAL = poll_cb (); |
742 | OUTPUT: |
2235 | OUTPUT: |
743 | RETVAL |
2236 | RETVAL |
744 | |
2237 | |
745 | void |
2238 | void |
746 | poll_wait() |
2239 | poll_wait () |
|
|
2240 | CODE: |
|
|
2241 | poll_wait (); |
|
|
2242 | |
|
|
2243 | int |
|
|
2244 | nreqs () |
|
|
2245 | CODE: |
|
|
2246 | RETVAL = eio_nreqs (); |
|
|
2247 | OUTPUT: |
|
|
2248 | RETVAL |
|
|
2249 | |
|
|
2250 | int |
|
|
2251 | nready () |
|
|
2252 | CODE: |
|
|
2253 | RETVAL = eio_nready (); |
|
|
2254 | OUTPUT: |
|
|
2255 | RETVAL |
|
|
2256 | |
|
|
2257 | int |
|
|
2258 | npending () |
|
|
2259 | CODE: |
|
|
2260 | RETVAL = eio_npending (); |
|
|
2261 | OUTPUT: |
|
|
2262 | RETVAL |
|
|
2263 | |
|
|
2264 | int |
|
|
2265 | nthreads () |
|
|
2266 | CODE: |
|
|
2267 | RETVAL = eio_nthreads (); |
|
|
2268 | OUTPUT: |
|
|
2269 | RETVAL |
|
|
2270 | |
|
|
2271 | int |
|
|
2272 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
|
|
2273 | CODE: |
|
|
2274 | RETVAL = posix_fadvise (fh, offset, length, advice); |
|
|
2275 | OUTPUT: |
|
|
2276 | RETVAL |
|
|
2277 | |
|
|
2278 | IV |
|
|
2279 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
|
|
2280 | CODE: |
|
|
2281 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
|
|
2282 | OUTPUT: |
|
|
2283 | RETVAL |
|
|
2284 | |
|
|
2285 | void |
|
|
2286 | mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
|
|
2287 | PPCODE: |
|
|
2288 | sv_clear_foreign (scalar); |
|
|
2289 | { |
|
|
2290 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
|
|
2291 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
|
|
2292 | if (addr == (void *)-1) |
|
|
2293 | XSRETURN_NO; |
|
|
2294 | |
|
|
2295 | sv_set_foreign (scalar, &mmap_vtbl, addr, length); |
|
|
2296 | |
|
|
2297 | if (!(prot & PROT_WRITE)) |
|
|
2298 | SvREADONLY_on (scalar); |
|
|
2299 | |
|
|
2300 | XSRETURN_YES; |
|
|
2301 | } |
|
|
2302 | |
|
|
2303 | void |
|
|
2304 | munmap (SV *scalar) |
|
|
2305 | CODE: |
|
|
2306 | sv_clear_foreign (scalar); |
|
|
2307 | |
|
|
2308 | SV * |
|
|
2309 | mremap (SV *scalar, STRLEN new_length, int flags = MREMAP_MAYMOVE, IV new_address = 0) |
|
|
2310 | CODE: |
|
|
2311 | { |
|
|
2312 | MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl); |
|
|
2313 | void *new; |
|
|
2314 | |
|
|
2315 | if (!mg || SvPVX (scalar) != mg->mg_ptr) |
|
|
2316 | croak ("IO::AIO::mremap: scalar not mapped by IO::AIO::mmap or improperly modified"); |
|
|
2317 | |
|
|
2318 | new = mremap (mg->mg_ptr, (size_t)mg->mg_obj, new_length, flags, (void *)new_address); |
|
|
2319 | |
|
|
2320 | RETVAL = &PL_sv_no; |
|
|
2321 | |
|
|
2322 | if (new != (void *)-1) |
|
|
2323 | { |
|
|
2324 | RETVAL = new == (void *)mg->mg_ptr |
|
|
2325 | ? newSVpvn ("0 but true", 10) |
|
|
2326 | : &PL_sv_yes; |
|
|
2327 | |
|
|
2328 | mg->mg_ptr = (char *)new; |
|
|
2329 | mg->mg_obj = (SV *)new_length; |
|
|
2330 | |
|
|
2331 | SvPVX (scalar) = mg->mg_ptr; |
|
|
2332 | SvCUR_set (scalar, new_length); |
|
|
2333 | } |
|
|
2334 | } |
|
|
2335 | OUTPUT: |
|
|
2336 | RETVAL |
|
|
2337 | |
|
|
2338 | int |
|
|
2339 | madvise (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
|
|
2340 | ALIAS: |
|
|
2341 | mprotect = 1 |
|
|
2342 | CODE: |
|
|
2343 | { |
|
|
2344 | STRLEN svlen; |
|
|
2345 | void *addr = SvPVbyte (scalar, svlen); |
|
|
2346 | STRLEN len = SvUV (length); |
|
|
2347 | |
|
|
2348 | if (offset < 0) |
|
|
2349 | offset += svlen; |
|
|
2350 | |
|
|
2351 | if (offset < 0 || offset > svlen) |
|
|
2352 | croak ("offset outside of scalar"); |
|
|
2353 | |
|
|
2354 | if (!SvOK (length) || len + offset > svlen) |
|
|
2355 | len = svlen - offset; |
|
|
2356 | |
|
|
2357 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
2358 | eio_page_align (&addr, &len); |
|
|
2359 | |
|
|
2360 | switch (ix) |
|
|
2361 | { |
|
|
2362 | case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break; |
|
|
2363 | case 1: RETVAL = mprotect (addr, len, advice_or_prot); break; |
|
|
2364 | } |
|
|
2365 | } |
|
|
2366 | OUTPUT: |
|
|
2367 | RETVAL |
|
|
2368 | |
|
|
2369 | int |
|
|
2370 | munlock (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef) |
|
|
2371 | CODE: |
|
|
2372 | { |
|
|
2373 | STRLEN svlen; |
|
|
2374 | void *addr = SvPVbyte (scalar, svlen); |
|
|
2375 | size_t len = SvUV (length); |
|
|
2376 | |
|
|
2377 | if (offset < 0) |
|
|
2378 | offset += svlen; |
|
|
2379 | |
|
|
2380 | if (offset < 0 || offset > svlen) |
|
|
2381 | croak ("offset outside of scalar"); |
|
|
2382 | |
|
|
2383 | if (!SvOK (length) || len + offset > svlen) |
|
|
2384 | len = svlen - offset; |
|
|
2385 | |
|
|
2386 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
2387 | eio_page_align (&addr, &len); |
|
|
2388 | #if _POSIX_MEMLOCK_RANGE |
|
|
2389 | RETVAL = munlock (addr, len); |
|
|
2390 | #else |
|
|
2391 | RETVAL = EIO_ENOSYS (); |
|
|
2392 | #endif |
|
|
2393 | } |
|
|
2394 | OUTPUT: |
|
|
2395 | RETVAL |
|
|
2396 | |
|
|
2397 | int |
|
|
2398 | mlockall (int flags) |
|
|
2399 | PROTOTYPE: $; |
|
|
2400 | CODE: |
|
|
2401 | RETVAL = eio_mlockall_sync (flags); |
|
|
2402 | OUTPUT: |
|
|
2403 | RETVAL |
|
|
2404 | |
|
|
2405 | int |
|
|
2406 | munlockall () |
|
|
2407 | CODE: |
|
|
2408 | #if _POSIX_MEMLOCK |
|
|
2409 | munlockall (); |
|
|
2410 | #else |
|
|
2411 | RETVAL = EIO_ENOSYS (); |
|
|
2412 | #endif |
|
|
2413 | OUTPUT: |
|
|
2414 | RETVAL |
|
|
2415 | |
|
|
2416 | int |
|
|
2417 | statx (SV8 *pathname, int flags, UV mask) |
|
|
2418 | CODE: |
|
|
2419 | { |
|
|
2420 | /* undocumented, and might go away, and anyway, should use eio_statx */ |
|
|
2421 | SV *wdsv = 0; |
|
|
2422 | SV *pathsv = 0; |
|
|
2423 | eio_wd wd = EIO_CWD; |
|
|
2424 | void *ptr; |
|
|
2425 | int res; |
|
|
2426 | |
|
|
2427 | req_set_path (pathname, &wdsv, &pathsv, &wd, &ptr); |
|
|
2428 | RETVAL = eio__statx (!wd || wd->fd == EIO_CWD ? AT_FDCWD : wd->fd, ptr, flags, mask & STATX_ALL, &stx); |
|
|
2429 | |
|
|
2430 | SvREFCNT_dec (pathsv); |
|
|
2431 | SvREFCNT_dec (wdsv); |
|
|
2432 | } |
|
|
2433 | OUTPUT: |
|
|
2434 | RETVAL |
|
|
2435 | |
|
|
2436 | U32 |
|
|
2437 | stx_mode () |
747 | PROTOTYPE: |
2438 | PROTOTYPE: |
748 | CODE: |
2439 | CODE: |
|
|
2440 | #if HAVE_STATX |
|
|
2441 | RETVAL = stx.stx_mode; |
|
|
2442 | #else |
|
|
2443 | XSRETURN_UNDEF; |
|
|
2444 | #endif |
|
|
2445 | OUTPUT: |
|
|
2446 | RETVAL |
|
|
2447 | |
|
|
2448 | #define STATX_OFFSET_mask statx_offsetof (stx_mask) |
|
|
2449 | #define STATX_OFFSET_blksize statx_offsetof (stx_blksize) |
|
|
2450 | #define STATX_OFFSET_nlink statx_offsetof (stx_nlink) |
|
|
2451 | #define STATX_OFFSET_uid statx_offsetof (stx_uid) |
|
|
2452 | #define STATX_OFFSET_gid statx_offsetof (stx_gid) |
|
|
2453 | #define STATX_OFFSET_rdev_major statx_offsetof (stx_rdev_major) |
|
|
2454 | #define STATX_OFFSET_rdev_minor statx_offsetof (stx_rdev_minor) |
|
|
2455 | #define STATX_OFFSET_dev_major statx_offsetof (stx_dev_major) |
|
|
2456 | #define STATX_OFFSET_dev_minor statx_offsetof (stx_dev_minor) |
|
|
2457 | #define STATX_OFFSET_attributes statx_offsetof (stx_attributes) |
|
|
2458 | #define STATX_OFFSET_ino statx_offsetof (stx_ino) |
|
|
2459 | #define STATX_OFFSET_size statx_offsetof (stx_size) |
|
|
2460 | #define STATX_OFFSET_blocks statx_offsetof (stx_blocks) |
|
|
2461 | #define STATX_OFFSET_attributes_mask statx_offsetof (stx_attributes_mask) |
|
|
2462 | #define STATX_OFFSET_atime statx_offsetof (stx_atime) |
|
|
2463 | #define STATX_OFFSET_btime statx_offsetof (stx_btime) |
|
|
2464 | #define STATX_OFFSET_ctime statx_offsetof (stx_ctime) |
|
|
2465 | #define STATX_OFFSET_mtime statx_offsetof (stx_mtime) |
|
|
2466 | |
|
|
2467 | U32 |
|
|
2468 | stx_mask () |
|
|
2469 | PROTOTYPE: |
|
|
2470 | ALIAS: |
|
|
2471 | stx_mask = STATX_OFFSET_mask |
|
|
2472 | stx_blksize = STATX_OFFSET_blksize |
|
|
2473 | stx_nlink = STATX_OFFSET_nlink |
|
|
2474 | stx_uid = STATX_OFFSET_uid |
|
|
2475 | stx_gid = STATX_OFFSET_gid |
|
|
2476 | stx_rdev_major = STATX_OFFSET_rdev_major |
|
|
2477 | stx_rdev_minor = STATX_OFFSET_rdev_minor |
|
|
2478 | stx_dev_major = STATX_OFFSET_dev_major |
|
|
2479 | stx_dev_minor = STATX_OFFSET_dev_minor |
|
|
2480 | CODE: |
|
|
2481 | #if HAVE_STATX |
|
|
2482 | RETVAL = *(__u32 *)((char *)&stx + ix); |
|
|
2483 | #else |
|
|
2484 | XSRETURN_UNDEF; |
|
|
2485 | #endif |
|
|
2486 | OUTPUT: |
|
|
2487 | RETVAL |
|
|
2488 | |
|
|
2489 | VAL64 |
|
|
2490 | stx_attributes () |
|
|
2491 | PROTOTYPE: |
|
|
2492 | ALIAS: |
|
|
2493 | stx_attributes = STATX_OFFSET_attributes |
|
|
2494 | stx_ino = STATX_OFFSET_ino |
|
|
2495 | stx_size = STATX_OFFSET_size |
|
|
2496 | stx_blocks = STATX_OFFSET_blocks |
|
|
2497 | stx_attributes_mask = STATX_OFFSET_attributes_mask |
|
|
2498 | CODE: |
|
|
2499 | #if HAVE_STATX |
|
|
2500 | RETVAL = *(__u64 *)((char *)&stx + ix); |
|
|
2501 | #else |
|
|
2502 | XSRETURN_UNDEF; |
|
|
2503 | #endif |
|
|
2504 | OUTPUT: |
|
|
2505 | RETVAL |
|
|
2506 | |
|
|
2507 | NV |
|
|
2508 | stx_atime () |
|
|
2509 | PROTOTYPE: |
|
|
2510 | ALIAS: |
|
|
2511 | stx_atime = STATX_OFFSET_atime |
|
|
2512 | stx_btime = STATX_OFFSET_btime |
|
|
2513 | stx_ctime = STATX_OFFSET_ctime |
|
|
2514 | stx_mtime = STATX_OFFSET_mtime |
|
|
2515 | CODE: |
|
|
2516 | #if HAVE_STATX |
|
|
2517 | struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix); |
|
|
2518 | RETVAL = ts->tv_sec + ts->tv_nsec * 1e-9; |
|
|
2519 | #else |
|
|
2520 | XSRETURN_UNDEF; |
|
|
2521 | #endif |
|
|
2522 | OUTPUT: |
|
|
2523 | RETVAL |
|
|
2524 | |
|
|
2525 | VAL64 |
|
|
2526 | stx_atimesec () |
|
|
2527 | PROTOTYPE: |
|
|
2528 | ALIAS: |
|
|
2529 | stx_atimesec = STATX_OFFSET_atime |
|
|
2530 | stx_btimesec = STATX_OFFSET_btime |
|
|
2531 | stx_ctimesec = STATX_OFFSET_ctime |
|
|
2532 | stx_mtimesec = STATX_OFFSET_mtime |
|
|
2533 | CODE: |
|
|
2534 | #if HAVE_STATX |
|
|
2535 | struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix); |
|
|
2536 | RETVAL = ts->tv_sec; |
|
|
2537 | #else |
|
|
2538 | XSRETURN_UNDEF; |
|
|
2539 | #endif |
|
|
2540 | OUTPUT: |
|
|
2541 | RETVAL |
|
|
2542 | |
|
|
2543 | U32 |
|
|
2544 | stx_atimensec () |
|
|
2545 | PROTOTYPE: |
|
|
2546 | ALIAS: |
|
|
2547 | stx_atimensec = STATX_OFFSET_atime |
|
|
2548 | stx_btimensec = STATX_OFFSET_btime |
|
|
2549 | stx_ctimensec = STATX_OFFSET_ctime |
|
|
2550 | stx_mtimensec = STATX_OFFSET_mtime |
|
|
2551 | CODE: |
|
|
2552 | #if HAVE_STATX |
|
|
2553 | struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix); |
|
|
2554 | RETVAL = ts->tv_nsec; |
|
|
2555 | #else |
|
|
2556 | RETVAL = 0; |
|
|
2557 | #endif |
|
|
2558 | OUTPUT: |
|
|
2559 | RETVAL |
|
|
2560 | |
|
|
2561 | void |
|
|
2562 | accept4 (aio_rfd rfh, SV *sockaddr, int salen, int flags) |
|
|
2563 | PPCODE: |
|
|
2564 | { |
|
|
2565 | SV *retval; |
|
|
2566 | #if HAVE_ACCEPT4 |
|
|
2567 | socklen_t salen_ = salen ? salen + 1 : 0; |
|
|
2568 | |
749 | if (nreqs) |
2569 | if (salen) |
750 | poll_wait (); |
2570 | { |
|
|
2571 | sv_upgrade (sockaddr, SVt_PV); |
|
|
2572 | sv_grow (sockaddr, salen_); |
|
|
2573 | } |
|
|
2574 | |
|
|
2575 | int res = accept4 (rfh, salen ? (struct sockaddr *)SvPVX (sockaddr) : 0, salen ? &salen_ : 0, flags); |
|
|
2576 | |
|
|
2577 | retval = newmortalFH (res, O_RDWR); |
|
|
2578 | |
|
|
2579 | if (res >= 0 && salen > 0) |
|
|
2580 | { |
|
|
2581 | if (salen_ > salen + 1) |
|
|
2582 | salen_ = salen + 1; |
|
|
2583 | |
|
|
2584 | SvPOK_only (sockaddr); |
|
|
2585 | SvCUR_set (sockaddr, salen_); |
|
|
2586 | } |
|
|
2587 | #else |
|
|
2588 | errno = ENOSYS; |
|
|
2589 | retval = &PL_sv_undef; |
|
|
2590 | #endif |
|
|
2591 | XPUSHs (retval); |
|
|
2592 | } |
|
|
2593 | |
|
|
2594 | ssize_t |
|
|
2595 | splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) |
|
|
2596 | CODE: |
|
|
2597 | { |
|
|
2598 | #if HAVE_LINUX_SPLICE |
|
|
2599 | loff_t off_in_, off_out_; |
|
|
2600 | RETVAL = splice ( |
|
|
2601 | rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0, |
|
|
2602 | wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0, |
|
|
2603 | length, flags |
|
|
2604 | ); |
|
|
2605 | #else |
|
|
2606 | RETVAL = EIO_ENOSYS (); |
|
|
2607 | #endif |
|
|
2608 | } |
|
|
2609 | OUTPUT: |
|
|
2610 | RETVAL |
|
|
2611 | |
|
|
2612 | ssize_t |
|
|
2613 | tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags) |
|
|
2614 | CODE: |
|
|
2615 | #if HAVE_LINUX_SPLICE |
|
|
2616 | RETVAL = tee (rfh, wfh, length, flags); |
|
|
2617 | #else |
|
|
2618 | RETVAL = EIO_ENOSYS (); |
|
|
2619 | #endif |
|
|
2620 | OUTPUT: |
|
|
2621 | RETVAL |
751 | |
2622 | |
752 | int |
2623 | int |
753 | nreqs() |
2624 | pipesize (aio_rfd rfh, int new_size = -1) |
|
|
2625 | PROTOTYPE: $;$ |
|
|
2626 | CODE: |
|
|
2627 | #if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ) |
|
|
2628 | if (new_size >= 0) |
|
|
2629 | RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size); |
|
|
2630 | else |
|
|
2631 | RETVAL = fcntl (rfh, F_GETPIPE_SZ); |
|
|
2632 | #else |
|
|
2633 | errno = ENOSYS; |
|
|
2634 | RETVAL = -1; |
|
|
2635 | #endif |
|
|
2636 | OUTPUT: |
|
|
2637 | RETVAL |
|
|
2638 | |
|
|
2639 | void |
|
|
2640 | pipe2 (int flags = 0) |
754 | PROTOTYPE: |
2641 | PROTOTYPE: ;$ |
|
|
2642 | PPCODE: |
|
|
2643 | { |
|
|
2644 | int fd[2]; |
|
|
2645 | int res; |
|
|
2646 | |
|
|
2647 | if (flags) |
|
|
2648 | #if HAVE_PIPE2 |
|
|
2649 | res = pipe2 (fd, flags); |
|
|
2650 | #else |
|
|
2651 | res = (errno = ENOSYS, -1); |
|
|
2652 | #endif |
|
|
2653 | else |
|
|
2654 | res = pipe (fd); |
|
|
2655 | |
|
|
2656 | if (!res) |
|
|
2657 | { |
|
|
2658 | EXTEND (SP, 2); |
|
|
2659 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
|
|
2660 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
|
|
2661 | } |
|
|
2662 | } |
|
|
2663 | |
|
|
2664 | void |
|
|
2665 | pidfd_open (int pid, unsigned int flags = 0) |
|
|
2666 | PPCODE: |
|
|
2667 | { |
|
|
2668 | /*GENDEF0_SYSCALL(pidfd_open,434)*/ |
|
|
2669 | int fd = syscall (SYS_pidfd_open, pid, flags); |
|
|
2670 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2671 | } |
|
|
2672 | |
|
|
2673 | int |
|
|
2674 | pidfd_send_signal (SV *pidfh, int sig, SV *siginfo = &PL_sv_undef, unsigned int flags = 0) |
|
|
2675 | PPCODE: |
|
|
2676 | { |
|
|
2677 | int res; |
|
|
2678 | siginfo_t si = { 0 }; |
|
|
2679 | |
|
|
2680 | if (SvOK (siginfo)) |
|
|
2681 | { |
|
|
2682 | HV *hv; |
|
|
2683 | SV **svp; |
|
|
2684 | |
|
|
2685 | if (!SvROK (siginfo) || SvTYPE (SvRV (siginfo)) != SVt_PVHV) |
|
|
2686 | croak ("siginfo argument must be a hashref code, pid, uid and value_int or value_ptr members, caught"); |
|
|
2687 | |
|
|
2688 | hv = (HV *)SvRV (siginfo); |
|
|
2689 | |
|
|
2690 | if ((svp = hv_fetchs (hv, "code" , 0))) si.si_code = SvIV (*svp); |
|
|
2691 | if ((svp = hv_fetchs (hv, "pid" , 0))) si.si_pid = SvIV (*svp); |
|
|
2692 | if ((svp = hv_fetchs (hv, "uid" , 0))) si.si_uid = SvIV (*svp); |
|
|
2693 | if ((svp = hv_fetchs (hv, "value_int", 0))) si.si_value.sival_int = SvIV (*svp); |
|
|
2694 | if ((svp = hv_fetchs (hv, "value_ptr", 0))) si.si_value.sival_ptr = (void *)SvIV (*svp); |
|
|
2695 | } |
|
|
2696 | |
|
|
2697 | /*GENDEF0_SYSCALL(pidfd_send_signal,424)*/ |
|
|
2698 | res = syscall (SYS_pidfd_send_signal, s_fileno_croak (pidfh, 0), sig, SvOK (siginfo) ? &si : 0, flags); |
|
|
2699 | |
|
|
2700 | XPUSHs (sv_2mortal (newSViv (res))); |
|
|
2701 | } |
|
|
2702 | |
|
|
2703 | void |
|
|
2704 | pidfd_getfd (SV *pidfh, int targetfd, unsigned int flags = 0) |
|
|
2705 | PPCODE: |
|
|
2706 | { |
|
|
2707 | /*GENDEF0_SYSCALL(pidfd_getfd,438)*/ |
|
|
2708 | int fd = syscall (SYS_pidfd_getfd, s_fileno_croak (pidfh, 0), targetfd, flags); |
|
|
2709 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2710 | } |
|
|
2711 | |
|
|
2712 | void |
|
|
2713 | eventfd (unsigned int initval = 0, int flags = 0) |
|
|
2714 | PPCODE: |
|
|
2715 | { |
|
|
2716 | int fd; |
|
|
2717 | #if HAVE_EVENTFD |
|
|
2718 | fd = eventfd (initval, flags); |
|
|
2719 | #else |
|
|
2720 | fd = (errno = ENOSYS, -1); |
|
|
2721 | #endif |
|
|
2722 | |
|
|
2723 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2724 | } |
|
|
2725 | |
|
|
2726 | void |
|
|
2727 | timerfd_create (int clockid, int flags = 0) |
|
|
2728 | PPCODE: |
|
|
2729 | { |
|
|
2730 | int fd; |
|
|
2731 | #if HAVE_TIMERFD |
|
|
2732 | fd = timerfd_create (clockid, flags); |
|
|
2733 | #else |
|
|
2734 | fd = (errno = ENOSYS, -1); |
|
|
2735 | #endif |
|
|
2736 | |
|
|
2737 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2738 | } |
|
|
2739 | |
|
|
2740 | void |
|
|
2741 | timerfd_settime (SV *fh, int flags, NV interval, NV value) |
|
|
2742 | PPCODE: |
|
|
2743 | { |
|
|
2744 | int fd = s_fileno_croak (fh, 0); |
|
|
2745 | #if HAVE_TIMERFD |
|
|
2746 | int res; |
|
|
2747 | struct itimerspec its, ots; |
|
|
2748 | |
|
|
2749 | ts_set (&its.it_interval, interval); |
|
|
2750 | ts_set (&its.it_value , value); |
|
|
2751 | res = timerfd_settime (fd, flags, &its, &ots); |
|
|
2752 | |
|
|
2753 | if (!res) |
|
|
2754 | { |
|
|
2755 | EXTEND (SP, 2); |
|
|
2756 | PUSHs (newSVnv (ts_get (&ots.it_interval))); |
|
|
2757 | PUSHs (newSVnv (ts_get (&ots.it_value))); |
|
|
2758 | } |
|
|
2759 | #else |
|
|
2760 | errno = ENOSYS; |
|
|
2761 | #endif |
|
|
2762 | } |
|
|
2763 | |
|
|
2764 | void |
|
|
2765 | timerfd_gettime (SV *fh) |
|
|
2766 | PPCODE: |
|
|
2767 | { |
|
|
2768 | int fd = s_fileno_croak (fh, 0); |
|
|
2769 | #if HAVE_TIMERFD |
|
|
2770 | int res; |
|
|
2771 | struct itimerspec ots; |
|
|
2772 | res = timerfd_gettime (fd, &ots); |
|
|
2773 | |
|
|
2774 | if (!res) |
|
|
2775 | { |
|
|
2776 | EXTEND (SP, 2); |
|
|
2777 | PUSHs (newSVnv (ts_get (&ots.it_interval))); |
|
|
2778 | PUSHs (newSVnv (ts_get (&ots.it_value))); |
|
|
2779 | } |
|
|
2780 | #else |
|
|
2781 | errno = ENOSYS; |
|
|
2782 | #endif |
|
|
2783 | } |
|
|
2784 | |
|
|
2785 | void |
|
|
2786 | memfd_create (SV8 *pathname, int flags = 0) |
|
|
2787 | PPCODE: |
|
|
2788 | { |
|
|
2789 | int fd; |
|
|
2790 | #if HAVE_MEMFD_CREATE |
|
|
2791 | fd = memfd_create (SvPVbyte_nolen (pathname), flags); |
|
|
2792 | #else |
|
|
2793 | fd = (errno = ENOSYS, -1); |
|
|
2794 | #endif |
|
|
2795 | |
|
|
2796 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2797 | } |
|
|
2798 | |
|
|
2799 | UV |
|
|
2800 | get_fdlimit () |
755 | CODE: |
2801 | CODE: |
756 | RETVAL = nreqs; |
2802 | #if HAVE_RLIMITS |
|
|
2803 | struct rlimit rl; |
|
|
2804 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2805 | XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur); |
|
|
2806 | #endif |
|
|
2807 | XSRETURN_UNDEF; |
757 | OUTPUT: |
2808 | OUTPUT: |
758 | RETVAL |
2809 | RETVAL |
759 | |
2810 | |
|
|
2811 | void |
|
|
2812 | min_fdlimit (UV limit = 0x7fffffffU) |
|
|
2813 | CODE: |
|
|
2814 | { |
|
|
2815 | #if HAVE_RLIMITS |
|
|
2816 | struct rlimit rl; |
|
|
2817 | rlim_t orig_rlim_max; |
|
|
2818 | UV bit; |
|
|
2819 | |
|
|
2820 | if (0 != getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2821 | goto fail; |
|
|
2822 | |
|
|
2823 | if (rl.rlim_cur == RLIM_INFINITY) |
|
|
2824 | XSRETURN_YES; |
|
|
2825 | |
|
|
2826 | orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max; |
|
|
2827 | |
|
|
2828 | if (rl.rlim_cur < limit) |
|
|
2829 | { |
|
|
2830 | rl.rlim_cur = limit; |
|
|
2831 | |
|
|
2832 | if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY) |
|
|
2833 | rl.rlim_max = rl.rlim_cur; |
|
|
2834 | } |
|
|
2835 | |
|
|
2836 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2837 | XSRETURN_YES; |
|
|
2838 | |
|
|
2839 | if (errno == EPERM) |
|
|
2840 | { |
|
|
2841 | /* setrlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */ |
|
|
2842 | /* our limit overflows a system-wide limit */ |
|
|
2843 | /* try an adaptive algorithm, but do not lower the hardlimit */ |
|
|
2844 | rl.rlim_max = 0; |
|
|
2845 | for (bit = 0x40000000U; bit; bit >>= 1) |
|
|
2846 | { |
|
|
2847 | rl.rlim_max |= bit; |
|
|
2848 | rl.rlim_cur = rl.rlim_max; |
|
|
2849 | |
|
|
2850 | /* never decrease the hard limit */ |
|
|
2851 | if (rl.rlim_max < orig_rlim_max) |
|
|
2852 | break; |
|
|
2853 | |
|
|
2854 | if (0 != setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2855 | rl.rlim_max &= ~bit; /* too high, remove bit again */ |
|
|
2856 | } |
|
|
2857 | |
|
|
2858 | /* now, raise the soft limit to the max permitted */ |
|
|
2859 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2860 | { |
|
|
2861 | rl.rlim_cur = rl.rlim_max; |
|
|
2862 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2863 | errno = EPERM; |
|
|
2864 | } |
|
|
2865 | } |
|
|
2866 | #endif |
|
|
2867 | fail: |
|
|
2868 | XSRETURN_UNDEF; |
|
|
2869 | } |
|
|
2870 | |
|
|
2871 | void _on_next_submit (SV *cb) |
|
|
2872 | CODE: |
|
|
2873 | SvREFCNT_dec (on_next_submit); |
|
|
2874 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
|
|
2875 | |
|
|
2876 | PROTOTYPES: DISABLE |
|
|
2877 | |
|
|
2878 | MODULE = IO::AIO PACKAGE = IO::AIO::WD |
|
|
2879 | |
|
|
2880 | BOOT: |
|
|
2881 | { |
|
|
2882 | newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD )); |
|
|
2883 | newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD)); |
|
|
2884 | } |
|
|
2885 | |
|
|
2886 | void |
|
|
2887 | DESTROY (SV *self) |
|
|
2888 | CODE: |
|
|
2889 | { |
|
|
2890 | aio_wd wd = SvAIO_WD (self); |
|
|
2891 | #if HAVE_AT |
|
|
2892 | { |
|
|
2893 | SV *callback = &PL_sv_undef; |
|
|
2894 | dREQ; /* clobbers next_pri :/ */ |
|
|
2895 | next_pri = req->pri; /* restore next_pri */ |
|
|
2896 | req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */ |
|
|
2897 | req->type = EIO_WD_CLOSE; |
|
|
2898 | req->wd = wd; |
|
|
2899 | REQ_SEND; |
|
|
2900 | } |
|
|
2901 | #else |
|
|
2902 | eio_wd_close_sync (wd); |
|
|
2903 | #endif |
|
|
2904 | } |
|
|
2905 | |
|
|
2906 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
|
|
2907 | |
|
|
2908 | void |
|
|
2909 | cancel (aio_req_ornot req) |
|
|
2910 | CODE: |
|
|
2911 | eio_cancel (req); |
|
|
2912 | |
|
|
2913 | void |
|
|
2914 | cb (aio_req_ornot req, SV *callback = NO_INIT) |
|
|
2915 | PPCODE: |
|
|
2916 | { |
|
|
2917 | if (GIMME_V != G_VOID) |
|
|
2918 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
|
|
2919 | |
|
|
2920 | if (items > 1) |
|
|
2921 | { |
|
|
2922 | SV *cb_cv = get_cb (callback); |
|
|
2923 | |
|
|
2924 | SvREFCNT_dec (req->callback); |
|
|
2925 | req->callback = SvREFCNT_inc (cb_cv); |
|
|
2926 | } |
|
|
2927 | } |
|
|
2928 | |
|
|
2929 | MODULE = IO::AIO PACKAGE = IO::AIO::GRP |
|
|
2930 | |
|
|
2931 | void |
|
|
2932 | add (aio_req grp, ...) |
|
|
2933 | PPCODE: |
|
|
2934 | { |
|
|
2935 | int i; |
|
|
2936 | |
|
|
2937 | if (grp->int1 == 2) |
|
|
2938 | croak ("cannot add requests to IO::AIO::GRP after the group finished"); |
|
|
2939 | |
|
|
2940 | for (i = 1; i < items; ++i ) |
|
|
2941 | { |
|
|
2942 | aio_req req; |
|
|
2943 | |
|
|
2944 | if (GIMME_V != G_VOID) |
|
|
2945 | XPUSHs (sv_2mortal (newSVsv (ST (i)))); |
|
|
2946 | |
|
|
2947 | req = SvAIO_REQ (ST (i)); |
|
|
2948 | |
|
|
2949 | if (req) |
|
|
2950 | eio_grp_add (grp, req); |
|
|
2951 | } |
|
|
2952 | } |
|
|
2953 | |
|
|
2954 | void |
|
|
2955 | cancel_subs (aio_req_ornot req) |
|
|
2956 | CODE: |
|
|
2957 | req_cancel_subs (req); |
|
|
2958 | |
|
|
2959 | void |
|
|
2960 | result (aio_req grp, ...) |
|
|
2961 | CODE: |
|
|
2962 | { |
|
|
2963 | int i; |
|
|
2964 | AV *av; |
|
|
2965 | |
|
|
2966 | grp->errorno = errno; |
|
|
2967 | |
|
|
2968 | av = newAV (); |
|
|
2969 | av_extend (av, items - 1); |
|
|
2970 | |
|
|
2971 | for (i = 1; i < items; ++i ) |
|
|
2972 | av_push (av, newSVsv (ST (i))); |
|
|
2973 | |
|
|
2974 | SvREFCNT_dec (grp->sv1); |
|
|
2975 | grp->sv1 = (SV *)av; |
|
|
2976 | } |
|
|
2977 | |
|
|
2978 | void |
|
|
2979 | errno (aio_req grp, int errorno = errno) |
|
|
2980 | CODE: |
|
|
2981 | grp->errorno = errorno; |
|
|
2982 | |
|
|
2983 | void |
|
|
2984 | limit (aio_req grp, int limit) |
|
|
2985 | CODE: |
|
|
2986 | eio_grp_limit (grp, limit); |
|
|
2987 | |
|
|
2988 | void |
|
|
2989 | feed (aio_req grp, SV *callback = &PL_sv_undef) |
|
|
2990 | CODE: |
|
|
2991 | { |
|
|
2992 | SvREFCNT_dec (grp->sv2); |
|
|
2993 | grp->sv2 = newSVsv (callback); |
|
|
2994 | grp->feed = aio_grp_feed; |
|
|
2995 | |
|
|
2996 | if (grp->int2 <= 0) |
|
|
2997 | grp->int2 = 2; |
|
|
2998 | |
|
|
2999 | eio_grp_limit (grp, grp->int2); |
|
|
3000 | } |
|
|
3001 | |