… | |
… | |
3 | #include <errno.h> |
3 | #include <errno.h> |
4 | |
4 | |
5 | #include "EXTERN.h" |
5 | #include "EXTERN.h" |
6 | #include "perl.h" |
6 | #include "perl.h" |
7 | #include "XSUB.h" |
7 | #include "XSUB.h" |
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8 | |
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9 | #include "schmorp.h" |
8 | |
10 | |
9 | #include <stddef.h> |
11 | #include <stddef.h> |
10 | #include <stdlib.h> |
12 | #include <stdlib.h> |
11 | #include <errno.h> |
13 | #include <errno.h> |
12 | #include <sys/types.h> |
14 | #include <sys/types.h> |
13 | #include <sys/stat.h> |
15 | #include <sys/stat.h> |
14 | #include <limits.h> |
16 | #include <limits.h> |
15 | #include <fcntl.h> |
17 | #include <fcntl.h> |
16 | #include <sched.h> |
18 | #include <sched.h> |
17 | |
19 | |
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20 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
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21 | # include <sys/mman.h> |
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22 | #endif |
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23 | |
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24 | /* 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 |
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37 | |
18 | /* perl namespace pollution */ |
38 | /* perl namespace pollution */ |
19 | #undef VERSION |
39 | #undef VERSION |
20 | |
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21 | #ifdef _WIN32 |
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22 | |
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23 | # define EIO_STRUCT_DIRENT Direntry_t |
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24 | # undef malloc |
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25 | # undef free |
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26 | |
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27 | // perl overrides all those nice win32 functions |
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28 | # undef open |
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29 | # undef read |
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30 | # undef write |
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31 | # undef send |
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32 | # undef recv |
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33 | # undef stat |
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34 | # undef fstat |
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35 | # define lstat stat |
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36 | # undef truncate |
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37 | # undef ftruncate |
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38 | # undef open |
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39 | # undef close |
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40 | # undef unlink |
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41 | # undef rmdir |
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42 | # undef rename |
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43 | # undef lseek |
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44 | |
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45 | # define chown(a,b,c) (errno = ENOSYS, -1) |
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46 | # define fchown(a,b,c) (errno = ENOSYS, -1) |
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47 | # define fchmod(a,b) (errno = ENOSYS, -1) |
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48 | # define symlink(a,b) (errno = ENOSYS, -1) |
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49 | # define readlink(a,b,c) (errno = ENOSYS, -1) |
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50 | # define mknod(a,b,c) (errno = ENOSYS, -1) |
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51 | # define truncate(a,b) (errno = ENOSYS, -1) |
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52 | # define ftruncate(fd,o) chsize ((fd), (o)) |
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53 | # define fsync(fd) _commit (fd) |
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54 | # define opendir(fd) (errno = ENOSYS, 0) |
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55 | # define readdir(fd) (errno = ENOSYS, -1) |
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56 | # define closedir(fd) (errno = ENOSYS, -1) |
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57 | # define mkdir(a,b) mkdir (a) |
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58 | |
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59 | #else |
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60 | |
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61 | # include <sys/time.h> |
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62 | # include <sys/select.h> |
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63 | # include <unistd.h> |
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64 | # include <utime.h> |
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65 | # include <signal.h> |
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66 | # define EIO_STRUCT_DIRENT struct dirent |
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67 | |
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68 | #endif |
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69 | |
40 | |
70 | /* perl stupidly overrides readdir and maybe others */ |
41 | /* perl stupidly overrides readdir and maybe others */ |
71 | /* with thread-unsafe versions, imagine that :( */ |
42 | /* with thread-unsafe versions, imagine that :( */ |
72 | #undef readdir |
43 | #undef readdir |
73 | #undef opendir |
44 | #undef opendir |
74 | #undef closedir |
45 | #undef closedir |
75 | |
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 | |
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81 | #define EIO_STRUCT_STAT struct _stati64 |
76 | #define EIO_STRUCT_STAT Stat_t |
82 | #define EIO_STRUCT_STATI64 |
77 | |
83 | |
78 | /* use NV for 32 bit perls as it allows larger offsets */ |
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79 | #if IVSIZE >= 8 |
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80 | # define SvVAL64 SvIV |
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81 | #else |
84 | #else |
82 | # define SvVAL64 SvNV |
85 | |
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86 | #include <sys/time.h> |
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87 | #include <sys/select.h> |
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88 | #include <unistd.h> |
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89 | #include <utime.h> |
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90 | #include <signal.h> |
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91 | |
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92 | #define EIO_STRUCT_STAT Stat_t |
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93 | |
83 | #endif |
94 | #endif |
84 | |
95 | |
85 | /*****************************************************************************/ |
96 | /*****************************************************************************/ |
86 | |
97 | |
87 | #if __GNUC__ >= 3 |
98 | #if __GNUC__ >= 3 |
… | |
… | |
93 | #define expect_false(expr) expect ((expr) != 0, 0) |
104 | #define expect_false(expr) expect ((expr) != 0, 0) |
94 | #define expect_true(expr) expect ((expr) != 0, 1) |
105 | #define expect_true(expr) expect ((expr) != 0, 1) |
95 | |
106 | |
96 | /*****************************************************************************/ |
107 | /*****************************************************************************/ |
97 | |
108 | |
98 | static HV *stash; |
109 | #include "libeio/config.h" |
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110 | |
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111 | #if HAVE_EVENTFD |
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112 | # include <sys/eventfd.h> |
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113 | #endif |
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114 | |
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115 | #if HAVE_TIMERFD |
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116 | # include <sys/timerfd.h> |
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117 | #endif |
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118 | |
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119 | #if HAVE_RLIMITS |
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120 | #include <sys/time.h> |
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121 | #include <sys/resource.h> |
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122 | #endif |
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123 | |
99 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
124 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
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125 | typedef int aio_rfd; /* read file desriptor */ |
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126 | typedef int aio_wfd; /* write file descriptor */ |
100 | |
127 | |
101 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
128 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash; |
102 | #define AIO_GRP_KLASS "IO::AIO::GRP" |
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103 | |
129 | |
104 | #define EIO_REQ_MEMBERS \ |
130 | #define EIO_REQ_MEMBERS \ |
105 | SV *callback; \ |
131 | SV *callback; \ |
106 | SV *sv1, *sv2; \ |
132 | SV *sv1, *sv2; \ |
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133 | SV *sv3, *sv4; \ |
107 | STRLEN stroffset; \ |
134 | STRLEN stroffset; \ |
108 | SV *self; |
135 | SV *self; |
109 | |
136 | |
110 | #define EIO_NO_WRAPPERS 1 |
137 | #define EIO_NO_WRAPPERS 1 |
111 | |
138 | |
… | |
… | |
114 | static int req_invoke (eio_req *req); |
141 | static int req_invoke (eio_req *req); |
115 | #define EIO_FINISH(req) req_invoke (req) |
142 | #define EIO_FINISH(req) req_invoke (req) |
116 | static void req_destroy (eio_req *grp); |
143 | static void req_destroy (eio_req *grp); |
117 | #define EIO_DESTROY(req) req_destroy (req) |
144 | #define EIO_DESTROY(req) req_destroy (req) |
118 | |
145 | |
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146 | #include "libeio/eio.c" |
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147 | |
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148 | #if !HAVE_POSIX_FADVISE |
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149 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
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150 | #endif |
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151 | |
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152 | #if !HAVE_POSIX_MADVISE |
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153 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
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154 | #endif |
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155 | |
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156 | #ifndef MAP_ANONYMOUS |
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157 | # ifdef MAP_ANON |
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158 | # define MAP_ANONYMOUS MAP_ANON |
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159 | # else |
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160 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
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161 | # endif |
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162 | #endif |
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163 | |
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164 | /* defines all sorts of constants to 0 unless they are already defined */ |
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165 | /* also provides const_iv_ and const_niv_ macros for them */ |
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166 | #include "def0.h" |
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167 | |
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168 | #ifndef makedev |
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169 | # define makedev(maj,min) (((maj) << 8) | (min)) |
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170 | #endif |
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171 | #ifndef major |
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172 | # define major(dev) ((dev) >> 8) |
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173 | #endif |
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174 | #ifndef minor |
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175 | # define minor(dev) ((dev) & 0xff) |
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176 | #endif |
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177 | |
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178 | #if PAGESIZE <= 0 |
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179 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
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180 | #endif |
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181 | |
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182 | /*****************************************************************************/ |
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183 | |
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184 | #if !_POSIX_MAPPED_FILES |
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185 | # define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS () |
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186 | # define munmap(addr,length) EIO_ENOSYS () |
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187 | #endif |
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188 | |
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189 | #if !_POSIX_MEMORY_PROTECTION |
|
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190 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
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191 | #endif |
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192 | |
|
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193 | #define FOREIGN_MAGIC PERL_MAGIC_ext |
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194 | |
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195 | static int ecb_cold |
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196 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
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197 | { |
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198 | int old_errno = errno; |
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199 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
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200 | errno = old_errno; |
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201 | |
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202 | mg->mg_obj = 0; /* just in case */ |
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203 | |
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204 | SvREADONLY_off (sv); |
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205 | |
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206 | if (SvPVX (sv) != mg->mg_ptr) |
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207 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
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208 | |
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209 | SvCUR_set (sv, 0); |
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210 | SvPVX (sv) = 0; |
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211 | SvOK_off (sv); |
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212 | |
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213 | return 0; |
|
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214 | } |
|
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215 | |
|
|
216 | static MGVTBL mmap_vtbl = { |
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217 | 0, 0, 0, 0, mmap_free |
|
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218 | }; |
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219 | |
|
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220 | static int ecb_cold |
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221 | sysfree_free (pTHX_ SV *sv, MAGIC *mg) |
|
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222 | { |
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223 | free (mg->mg_ptr); |
|
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224 | mg->mg_obj = 0; /* just in case */ |
|
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225 | |
|
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226 | SvREADONLY_off (sv); |
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227 | |
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228 | if (SvPVX (sv) != mg->mg_ptr) |
|
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229 | croak ("ERROR: IO::AIO mapped scalar changed location, detected"); |
|
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230 | |
|
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231 | SvCUR_set (sv, 0); |
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232 | SvPVX (sv) = 0; |
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233 | SvOK_off (sv); |
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234 | |
|
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235 | return 0; |
|
|
236 | } |
|
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237 | |
|
|
238 | static MGVTBL sysfree_vtbl = { |
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239 | 0, 0, 0, 0, sysfree_free |
|
|
240 | }; |
|
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241 | |
|
|
242 | /*****************************************************************************/ |
|
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243 | |
|
|
244 | /* helper: set scalar to foreign ptr with custom free */ |
|
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245 | static void |
|
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246 | sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length) |
|
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247 | { |
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248 | sv_force_normal (sv); |
|
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249 | |
|
|
250 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
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251 | sv_magicext (sv, 0, FOREIGN_MAGIC, vtbl, (char *)addr, 0) |
|
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252 | ->mg_obj = (SV *)length; |
|
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253 | |
|
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254 | SvUPGRADE (sv, SVt_PV); /* nop... */ |
|
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255 | |
|
|
256 | if (SvLEN (sv)) |
|
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257 | Safefree (SvPVX (sv)); |
|
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258 | |
|
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259 | SvPVX (sv) = (char *)addr; |
|
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260 | SvCUR_set (sv, length); |
|
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261 | SvLEN_set (sv, 0); |
|
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262 | SvPOK_only (sv); |
|
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263 | } |
|
|
264 | |
|
|
265 | static void |
|
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266 | sv_clear_foreign (SV *sv) |
|
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267 | { |
|
|
268 | /* todo: iterate over magic and only free ours, but of course */ |
|
|
269 | /* the perl5porters will call that (correct) behaviour buggy */ |
|
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270 | sv_unmagic (sv, FOREIGN_MAGIC); |
|
|
271 | } |
|
|
272 | |
|
|
273 | /*****************************************************************************/ |
|
|
274 | |
|
|
275 | static void |
|
|
276 | fiemap (eio_req *req) |
|
|
277 | { |
|
|
278 | req->result = -1; |
|
|
279 | |
|
|
280 | #if HAVE_FIEMAP |
|
|
281 | /* assume some c99 */ |
|
|
282 | struct fiemap *fiemap = 0; |
|
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283 | size_t end_offset; |
|
|
284 | int count = req->int3; |
|
|
285 | |
|
|
286 | req->flags |= EIO_FLAG_PTR1_FREE; |
|
|
287 | |
|
|
288 | /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */ |
|
|
289 | /* increase in 3.5kb steps */ |
|
|
290 | if (count < 0) |
|
|
291 | count = 8; |
|
|
292 | |
|
|
293 | fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); |
|
|
294 | errno = ENOMEM; |
|
|
295 | if (!fiemap) |
|
|
296 | return; |
|
|
297 | |
|
|
298 | req->ptr1 = fiemap; |
|
|
299 | |
|
|
300 | fiemap->fm_start = req->offs; |
|
|
301 | fiemap->fm_length = req->size; |
|
|
302 | fiemap->fm_flags = req->int2; |
|
|
303 | fiemap->fm_extent_count = count; |
|
|
304 | |
|
|
305 | if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0) |
|
|
306 | return; |
|
|
307 | |
|
|
308 | if (req->int3 >= 0 /* not autosizing */ |
|
|
309 | || !fiemap->fm_mapped_extents /* no more extents */ |
|
|
310 | || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */) |
|
|
311 | goto done; |
|
|
312 | |
|
|
313 | /* else we have to loop - |
|
|
314 | * it would be tempting (actually I tried that first) to just query the |
|
|
315 | * number of extents needed, but linux often feels like not returning all |
|
|
316 | * extents, without telling us it left any out. this complicates |
|
|
317 | * this quite a bit. |
|
|
318 | */ |
|
|
319 | |
|
|
320 | end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start); |
|
|
321 | |
|
|
322 | for (;;) |
|
|
323 | { |
|
|
324 | /* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */ |
|
|
325 | char scratch[3072]; |
|
|
326 | struct fiemap *incmap = (struct fiemap *)scratch; |
|
|
327 | |
|
|
328 | incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical |
|
|
329 | + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length; |
|
|
330 | incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start); |
|
|
331 | incmap->fm_flags = fiemap->fm_flags; |
|
|
332 | incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent); |
|
|
333 | |
|
|
334 | if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0) |
|
|
335 | return; |
|
|
336 | |
|
|
337 | if (!incmap->fm_mapped_extents) |
|
|
338 | goto done; |
|
|
339 | |
|
|
340 | count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents; |
|
|
341 | fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); |
|
|
342 | errno = ENOMEM; |
|
|
343 | if (!fiemap) |
|
|
344 | return; |
|
|
345 | |
|
|
346 | req->ptr1 = fiemap; |
|
|
347 | |
|
|
348 | for (count = 0; count < incmap->fm_mapped_extents; ++count) |
|
|
349 | { |
|
|
350 | struct fiemap_extent *e = incmap->fm_extents + count; |
|
|
351 | |
|
|
352 | if (e->fe_logical + e->fe_length >= end_offset) |
|
|
353 | goto done; |
|
|
354 | |
|
|
355 | fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e; |
|
|
356 | |
|
|
357 | if (e->fe_flags & FIEMAP_EXTENT_LAST) |
|
|
358 | goto done; |
|
|
359 | |
|
|
360 | } |
|
|
361 | } |
|
|
362 | |
|
|
363 | done: |
|
|
364 | req->result = 0; |
|
|
365 | |
|
|
366 | #else |
|
|
367 | errno = ENOSYS; |
|
|
368 | #endif |
|
|
369 | } |
|
|
370 | |
|
|
371 | /*****************************************************************************/ |
|
|
372 | |
119 | enum { |
373 | enum { |
120 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
374 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
121 | }; |
375 | }; |
122 | |
376 | |
123 | #include "libeio/eio.c" |
|
|
124 | |
|
|
125 | typedef eio_req *aio_req; |
377 | typedef eio_req *aio_req; |
126 | typedef eio_req *aio_req_ornot; |
378 | typedef eio_req *aio_req_ornot; |
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379 | typedef eio_wd aio_wd; |
127 | |
380 | |
128 | static SV *on_next_submit; |
381 | static SV *on_next_submit; |
129 | static int next_pri = EIO_PRI_DEFAULT; |
382 | static int next_pri = EIO_PRI_DEFAULT; |
130 | static int max_outstanding; |
383 | static int max_outstanding; |
131 | |
384 | |
132 | static int respipe_osf [2], respipe [2] = { -1, -1 }; |
385 | static s_epipe respipe; |
133 | |
386 | |
134 | static void req_destroy (aio_req req); |
387 | static void req_destroy (aio_req req); |
135 | static void req_cancel (aio_req req); |
388 | static void req_cancel (aio_req req); |
136 | |
389 | |
137 | static void want_poll (void) |
390 | static void |
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391 | want_poll (void) |
138 | { |
392 | { |
139 | /* write a dummy byte to the pipe so fh becomes ready */ |
393 | /* write a dummy byte to the pipe so fh becomes ready */ |
140 | respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); |
394 | s_epipe_signal (&respipe); |
141 | } |
395 | } |
142 | |
396 | |
143 | static void done_poll (void) |
397 | static void |
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398 | done_poll (void) |
144 | { |
399 | { |
145 | /* read any signals sent by the worker threads */ |
400 | /* read any signals sent by the worker threads */ |
146 | char buf [4]; |
401 | s_epipe_drain (&respipe); |
147 | while (respipe_read (respipe [0], buf, 4) == 4) |
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148 | ; |
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149 | } |
402 | } |
150 | |
403 | |
151 | /* must be called at most once */ |
404 | /* must be called at most once */ |
152 | static SV *req_sv (aio_req req, const char *klass) |
405 | static SV * |
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406 | req_sv (aio_req req, HV *stash) |
153 | { |
407 | { |
154 | if (!req->self) |
408 | if (!req->self) |
155 | { |
409 | { |
156 | req->self = (SV *)newHV (); |
410 | req->self = (SV *)newHV (); |
157 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
411 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
158 | } |
412 | } |
159 | |
413 | |
160 | return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); |
414 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
161 | } |
415 | } |
162 | |
416 | |
163 | static aio_req SvAIO_REQ (SV *sv) |
417 | static SV * |
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418 | newSVaio_wd (aio_wd wd) |
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419 | { |
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420 | return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash); |
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421 | } |
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422 | |
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423 | static aio_req |
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424 | SvAIO_REQ (SV *sv) |
164 | { |
425 | { |
165 | MAGIC *mg; |
426 | MAGIC *mg; |
166 | |
427 | |
167 | if (!sv_derived_from (sv, AIO_REQ_KLASS) || !SvROK (sv)) |
428 | if (!SvROK (sv) |
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429 | /* for speed reasons, we do not verify that SvROK actually has a stash ptr */ |
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430 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
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431 | && SvSTASH (SvRV (sv)) != aio_req_stash |
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432 | && !sv_derived_from (sv, "IO::AIO::REQ"))) |
168 | croak ("object of class " AIO_REQ_KLASS " expected"); |
433 | croak ("object of class IO::AIO::REQ expected"); |
169 | |
434 | |
170 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
435 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
171 | |
436 | |
172 | return mg ? (aio_req)mg->mg_ptr : 0; |
437 | return mg ? (aio_req)mg->mg_ptr : 0; |
173 | } |
438 | } |
174 | |
439 | |
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440 | static aio_wd |
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441 | SvAIO_WD (SV *sv) |
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442 | { |
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443 | if (!SvROK (sv) |
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444 | || SvTYPE (SvRV (sv)) != SVt_PVMG |
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445 | || SvSTASH (SvRV (sv)) != aio_wd_stash) |
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446 | croak ("IO::AIO: expected a working directory object as returned by aio_wd"); |
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447 | |
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448 | return (aio_wd)(long)SvIVX (SvRV (sv)); |
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449 | } |
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450 | |
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451 | static SV * |
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452 | newmortalFH (int fd, int flags) |
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453 | { |
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454 | if (fd < 0) |
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455 | return &PL_sv_undef; |
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456 | |
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457 | GV *gv = (GV *)sv_newmortal (); |
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|
458 | char sym[64]; |
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459 | int symlen; |
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460 | |
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461 | symlen = snprintf (sym, sizeof (sym), "fd#%d", fd); |
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462 | gv_init (gv, aio_stash, sym, symlen, 0); |
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463 | |
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464 | symlen = snprintf ( |
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465 | sym, |
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466 | sizeof (sym), |
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467 | "%s&=%d", |
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468 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
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469 | fd |
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470 | ); |
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471 | |
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472 | return do_open (gv, sym, symlen, 0, 0, 0, 0) |
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473 | ? (SV *)gv : &PL_sv_undef; |
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474 | } |
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475 | |
|
|
476 | static void |
175 | static void aio_grp_feed (aio_req grp) |
477 | aio_grp_feed (aio_req grp) |
176 | { |
478 | { |
177 | if (grp->sv2 && SvOK (grp->sv2)) |
479 | if (grp->sv2 && SvOK (grp->sv2)) |
178 | { |
480 | { |
179 | dSP; |
481 | dSP; |
180 | |
482 | |
181 | ENTER; |
483 | ENTER; |
182 | SAVETMPS; |
484 | SAVETMPS; |
183 | PUSHMARK (SP); |
485 | PUSHMARK (SP); |
184 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
486 | XPUSHs (req_sv (grp, aio_grp_stash)); |
185 | PUTBACK; |
487 | PUTBACK; |
186 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
488 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
187 | SPAGAIN; |
489 | SPAGAIN; |
188 | FREETMPS; |
490 | FREETMPS; |
189 | LEAVE; |
491 | LEAVE; |
190 | } |
492 | } |
191 | } |
493 | } |
192 | |
494 | |
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495 | static void |
193 | static void req_submit (eio_req *req) |
496 | req_submit (eio_req *req) |
194 | { |
497 | { |
195 | eio_submit (req); |
498 | eio_submit (req); |
196 | |
499 | |
197 | if (expect_false (on_next_submit)) |
500 | if (expect_false (on_next_submit)) |
198 | { |
501 | { |
… | |
… | |
205 | PUTBACK; |
508 | PUTBACK; |
206 | call_sv (cb, G_DISCARD | G_EVAL); |
509 | call_sv (cb, G_DISCARD | G_EVAL); |
207 | } |
510 | } |
208 | } |
511 | } |
209 | |
512 | |
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513 | static int |
210 | static int req_invoke (eio_req *req) |
514 | req_invoke (eio_req *req) |
211 | { |
515 | { |
212 | dSP; |
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213 | |
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214 | if (req->flags & FLAG_SV2_RO_OFF) |
516 | if (req->flags & FLAG_SV2_RO_OFF) |
215 | SvREADONLY_off (req->sv2); |
517 | SvREADONLY_off (req->sv2); |
216 | |
518 | |
217 | if (!EIO_CANCELLED (req) && req->callback) |
519 | if (!EIO_CANCELLED (req) && req->callback) |
218 | { |
520 | { |
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521 | dSP; |
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522 | static SV *sv_result_cache; /* caches the result integer SV */ |
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523 | SV *sv_result; |
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524 | |
219 | ENTER; |
525 | ENTER; |
220 | SAVETMPS; |
526 | SAVETMPS; |
221 | PUSHMARK (SP); |
527 | PUSHMARK (SP); |
222 | EXTEND (SP, 1); |
528 | EXTEND (SP, 1); |
223 | |
529 | |
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530 | /* do not recreate the result IV from scratch each time */ |
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531 | if (expect_true (sv_result_cache)) |
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532 | { |
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533 | sv_result = sv_result_cache; sv_result_cache = 0; |
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534 | SvIV_set (sv_result, req->result); |
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535 | SvIOK_only (sv_result); |
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536 | } |
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537 | else |
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538 | { |
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539 | sv_result = newSViv (req->result); |
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540 | SvREADONLY_on (sv_result); |
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|
541 | } |
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542 | |
224 | switch (req->type) |
543 | switch (req->type) |
225 | { |
544 | { |
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|
545 | case EIO_WD_OPEN: |
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546 | PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd))); |
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|
547 | break; |
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548 | |
226 | case EIO_READDIR: |
549 | case EIO_READDIR: |
227 | { |
550 | { |
228 | SV *rv = &PL_sv_undef; |
551 | SV *rv = &PL_sv_undef; |
229 | |
552 | |
230 | if (req->result >= 0) |
553 | if (req->result >= 0) |
231 | { |
554 | { |
232 | int i; |
555 | int i; |
233 | char *buf = req->ptr2; |
556 | char *names = (char *)req->ptr2; |
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557 | eio_dirent *ent = (eio_dirent *)req->ptr1; /* might be 0 */ |
234 | AV *av = newAV (); |
558 | AV *av = newAV (); |
235 | |
559 | |
236 | av_extend (av, req->result - 1); |
560 | av_extend (av, req->result - 1); |
237 | |
561 | |
238 | for (i = 0; i < req->result; ++i) |
562 | for (i = 0; i < req->result; ++i) |
239 | { |
563 | { |
240 | if (req->int1 & EIO_READDIR_DENTS) |
564 | if (req->int1 & EIO_READDIR_DENTS) |
241 | { |
565 | { |
242 | eio_dirent *ent = (eio_dirent *)buf; |
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|
243 | SV *namesv = newSVpvn (ent->name, ent->namelen); |
566 | SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen); |
244 | |
567 | |
245 | if (req->int1 & EIO_READDIR_CUSTOM2) |
568 | if (req->int1 & EIO_READDIR_CUSTOM2) |
246 | { |
569 | { |
247 | static SV *sv_type [EIO_DT_MAX + 1]; /* type sv cache */ |
570 | static SV *sv_type [EIO_DT_MAX + 1]; /* type sv cache */ |
248 | AV *avent = newAV (); |
571 | AV *avent = newAV (); |
… | |
… | |
254 | sv_type [ent->type] = newSViv (ent->type); |
577 | sv_type [ent->type] = newSViv (ent->type); |
255 | SvREADONLY_on (sv_type [ent->type]); |
578 | SvREADONLY_on (sv_type [ent->type]); |
256 | } |
579 | } |
257 | |
580 | |
258 | av_store (avent, 0, namesv); |
581 | av_store (avent, 0, namesv); |
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|
582 | av_store (avent, 1, SvREFCNT_inc (sv_type [ent->type])); |
259 | av_store (avent, 1, IVSIZE >= 8 ? newSVuv (ent->inode) : newSVnv (ent->inode)); |
583 | av_store (avent, 2, IVSIZE >= 8 ? newSVuv (ent->inode) : newSVnv (ent->inode)); |
260 | av_store (avent, 2, SvREFCNT_inc (sv_type [ent->type])); |
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|
261 | |
584 | |
262 | av_store (av, i, newRV_noinc ((SV *)avent)); |
585 | av_store (av, i, newRV_noinc ((SV *)avent)); |
263 | } |
586 | } |
264 | else |
587 | else |
265 | av_store (av, i, namesv); |
588 | av_store (av, i, namesv); |
266 | |
589 | |
267 | buf += sizeof (eio_dirent); |
590 | ++ent; |
268 | } |
591 | } |
269 | else |
592 | else |
270 | { |
593 | { |
271 | SV *name = newSVpv (buf, 0); |
594 | SV *name = newSVpv (names, 0); |
272 | av_store (av, i, name); |
595 | av_store (av, i, name); |
273 | buf += SvCUR (name) + 1; |
596 | names += SvCUR (name) + 1; |
274 | } |
597 | } |
275 | } |
598 | } |
276 | |
599 | |
277 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
600 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
278 | } |
601 | } |
… | |
… | |
283 | XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); |
606 | XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); |
284 | } |
607 | } |
285 | break; |
608 | break; |
286 | |
609 | |
287 | case EIO_OPEN: |
610 | case EIO_OPEN: |
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|
611 | PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR))); |
|
|
612 | break; |
|
|
613 | |
|
|
614 | case EIO_STATVFS: |
|
|
615 | case EIO_FSTATVFS: |
288 | { |
616 | { |
289 | /* convert fd to fh */ |
|
|
290 | SV *fh = &PL_sv_undef; |
617 | SV *rv = &PL_sv_undef; |
291 | |
618 | |
|
|
619 | #ifndef _WIN32 |
292 | if (req->result >= 0) |
620 | if (req->result >= 0) |
293 | { |
621 | { |
|
|
622 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
294 | GV *gv = (GV *)sv_newmortal (); |
623 | HV *hv = newHV (); |
295 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
624 | /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom |
296 | char sym [64]; |
625 | * chooses to make it a struct. |
297 | int symlen; |
|
|
298 | |
626 | */ |
299 | symlen = snprintf (sym, sizeof (sym), "fd#%d", req->result); |
627 | unsigned long fsid = 0; |
300 | gv_init (gv, stash, sym, symlen, 0); |
628 | memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid)); |
301 | |
629 | |
302 | symlen = snprintf ( |
630 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
303 | sym, |
|
|
304 | sizeof (sym), |
|
|
305 | "%s&=%d", |
|
|
306 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
|
|
307 | req->result |
|
|
308 | ); |
|
|
309 | |
631 | |
310 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
632 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
311 | fh = (SV *)gv; |
633 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
|
|
634 | hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0); |
|
|
635 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
|
|
636 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
|
|
637 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
|
|
638 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
|
|
639 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
|
|
640 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0); |
|
|
641 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
|
|
642 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
312 | } |
643 | } |
|
|
644 | #endif |
313 | |
645 | |
314 | PUSHs (fh); |
646 | PUSHs (rv); |
315 | } |
647 | } |
|
|
648 | |
316 | break; |
649 | break; |
317 | |
650 | |
318 | case EIO_GROUP: |
651 | case EIO_GROUP: |
319 | req->int1 = 2; /* mark group as finished */ |
652 | req->int1 = 2; /* mark group as finished */ |
320 | |
653 | |
… | |
… | |
332 | case EIO_NOP: |
665 | case EIO_NOP: |
333 | case EIO_BUSY: |
666 | case EIO_BUSY: |
334 | break; |
667 | break; |
335 | |
668 | |
336 | case EIO_READLINK: |
669 | case EIO_READLINK: |
|
|
670 | case EIO_REALPATH: |
337 | if (req->result > 0) |
671 | if (req->result > 0) |
338 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
672 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
339 | break; |
673 | break; |
340 | |
674 | |
341 | case EIO_STAT: |
675 | case EIO_STAT: |
342 | case EIO_LSTAT: |
676 | case EIO_LSTAT: |
343 | case EIO_FSTAT: |
677 | case EIO_FSTAT: |
344 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
678 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
|
|
679 | |
345 | PL_laststatval = req->result; |
680 | if (!(PL_laststatval = req->result)) |
|
|
681 | /* if compilation fails here then perl's Stat_t is not struct _stati64 */ |
346 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
682 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
347 | PUSHs (sv_2mortal (newSViv (req->result))); |
683 | |
|
|
684 | PUSHs (sv_result); |
|
|
685 | break; |
|
|
686 | |
|
|
687 | case EIO_SEEK: |
|
|
688 | PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs))); |
348 | break; |
689 | break; |
349 | |
690 | |
350 | case EIO_READ: |
691 | case EIO_READ: |
351 | { |
692 | { |
352 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
693 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
353 | *SvEND (req->sv2) = 0; |
694 | *SvEND (req->sv2) = 0; |
354 | SvPOK_only (req->sv2); |
695 | SvPOK_only (req->sv2); |
355 | SvSETMAGIC (req->sv2); |
696 | SvSETMAGIC (req->sv2); |
356 | PUSHs (sv_2mortal (newSViv (req->result))); |
697 | PUSHs (sv_result); |
357 | } |
698 | } |
358 | break; |
699 | break; |
359 | |
700 | |
360 | case EIO_DUP2: |
701 | case EIO_SLURP: |
|
|
702 | { |
|
|
703 | if (req->result >= 0) |
|
|
704 | { |
|
|
705 | /* if length was originally not known, we steal the malloc'ed memory */ |
|
|
706 | if (req->flags & EIO_FLAG_PTR2_FREE) |
|
|
707 | { |
|
|
708 | req->flags &= ~EIO_FLAG_PTR2_FREE; |
|
|
709 | sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result); |
|
|
710 | } |
|
|
711 | else |
|
|
712 | { |
|
|
713 | SvCUR_set (req->sv2, req->result); |
|
|
714 | *SvEND (req->sv2) = 0; |
|
|
715 | SvPOK_only (req->sv2); |
|
|
716 | } |
|
|
717 | |
|
|
718 | SvSETMAGIC (req->sv2); |
|
|
719 | } |
|
|
720 | |
|
|
721 | PUSHs (sv_result); |
|
|
722 | } |
|
|
723 | break; |
|
|
724 | |
|
|
725 | case EIO_CUSTOM: |
|
|
726 | if (req->feed == fiemap) |
|
|
727 | { |
|
|
728 | #if HAVE_FIEMAP |
|
|
729 | if (!req->result) |
|
|
730 | { |
|
|
731 | struct fiemap *fiemap = (struct fiemap *)req->ptr1; |
|
|
732 | |
|
|
733 | if (fiemap->fm_extent_count) |
|
|
734 | { |
|
|
735 | AV *av = newAV (); |
|
|
736 | int i; |
|
|
737 | |
|
|
738 | while (fiemap->fm_mapped_extents) |
|
|
739 | { |
|
|
740 | struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents]; |
|
|
741 | AV *ext_av = newAV (); |
|
|
742 | |
|
|
743 | av_store (ext_av, 3, newSVuv (extent->fe_flags)); |
|
|
744 | av_store (ext_av, 2, newSVval64 (extent->fe_length)); |
|
|
745 | av_store (ext_av, 1, newSVval64 (extent->fe_physical)); |
|
|
746 | av_store (ext_av, 0, newSVval64 (extent->fe_logical)); |
|
|
747 | |
|
|
748 | av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av)); |
|
|
749 | } |
|
|
750 | |
|
|
751 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
|
|
752 | } |
|
|
753 | else |
|
|
754 | { |
|
|
755 | SvIV_set (sv_result, fiemap->fm_mapped_extents); |
|
|
756 | PUSHs (sv_result); |
|
|
757 | } |
|
|
758 | } |
|
|
759 | #endif |
|
|
760 | } |
|
|
761 | else |
|
|
762 | PUSHs (sv_result); |
|
|
763 | break; |
|
|
764 | |
|
|
765 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
361 | if (req->result > 0) |
766 | if (req->result > 0) |
362 | req->result = 0; |
767 | SvIV_set (sv_result, 0); |
363 | /* FALLTHROUGH */ |
768 | /* FALLTHROUGH */ |
364 | |
769 | |
365 | default: |
770 | default: |
366 | PUSHs (sv_2mortal (newSViv (req->result))); |
771 | PUSHs (sv_result); |
367 | break; |
772 | break; |
368 | } |
773 | } |
369 | |
774 | |
370 | errno = req->errorno; |
775 | errno = req->errorno; |
371 | |
776 | |
372 | PUTBACK; |
777 | PUTBACK; |
373 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
778 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
374 | SPAGAIN; |
779 | SPAGAIN; |
375 | |
780 | |
|
|
781 | if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache)) |
|
|
782 | SvREFCNT_dec (sv_result); |
|
|
783 | else |
|
|
784 | sv_result_cache = sv_result; |
|
|
785 | |
376 | FREETMPS; |
786 | FREETMPS; |
377 | LEAVE; |
787 | LEAVE; |
378 | |
788 | |
379 | PUTBACK; |
789 | PUTBACK; |
380 | } |
790 | } |
381 | |
791 | |
382 | return !!SvTRUE (ERRSV); |
792 | return !!SvTRUE (ERRSV); |
383 | } |
793 | } |
384 | |
794 | |
|
|
795 | static void |
385 | static void req_destroy (aio_req req) |
796 | req_destroy (aio_req req) |
386 | { |
797 | { |
387 | if (req->self) |
798 | if (req->self) |
388 | { |
799 | { |
389 | sv_unmagic (req->self, PERL_MAGIC_ext); |
800 | sv_unmagic (req->self, PERL_MAGIC_ext); |
390 | SvREFCNT_dec (req->self); |
801 | SvREFCNT_dec (req->self); |
391 | } |
802 | } |
392 | |
803 | |
393 | SvREFCNT_dec (req->sv1); |
804 | SvREFCNT_dec (req->sv1); |
394 | SvREFCNT_dec (req->sv2); |
805 | SvREFCNT_dec (req->sv2); |
|
|
806 | SvREFCNT_dec (req->sv3); |
|
|
807 | SvREFCNT_dec (req->sv4); |
395 | SvREFCNT_dec (req->callback); |
808 | SvREFCNT_dec (req->callback); |
396 | |
809 | |
397 | Safefree (req); |
810 | free (req); |
398 | } |
811 | } |
399 | |
812 | |
|
|
813 | static void |
400 | static void req_cancel_subs (aio_req grp) |
814 | req_cancel_subs (aio_req grp) |
401 | { |
815 | { |
402 | aio_req sub; |
|
|
403 | |
|
|
404 | if (grp->type != EIO_GROUP) |
816 | if (grp->type != EIO_GROUP) |
405 | return; |
817 | return; |
406 | |
818 | |
407 | SvREFCNT_dec (grp->sv2); |
819 | SvREFCNT_dec (grp->sv2); |
408 | grp->sv2 = 0; |
820 | grp->sv2 = 0; |
409 | |
821 | |
410 | eio_grp_cancel (grp); |
822 | eio_grp_cancel (grp); |
411 | } |
823 | } |
412 | |
824 | |
413 | #ifdef USE_SOCKETS_AS_HANDLES |
825 | static void ecb_cold |
414 | # define TO_SOCKET(x) (win32_get_osfhandle (x)) |
826 | create_respipe (void) |
415 | #else |
827 | { |
416 | # define TO_SOCKET(x) (x) |
828 | if (s_epipe_renew (&respipe)) |
417 | #endif |
829 | croak ("IO::AIO: unable to initialize result pipe"); |
|
|
830 | } |
418 | |
831 | |
419 | static void |
832 | static void |
420 | create_respipe (void) |
833 | poll_wait (void) |
421 | { |
834 | { |
422 | int old_readfd = respipe [0]; |
|
|
423 | |
|
|
424 | if (respipe [1] >= 0) |
|
|
425 | respipe_close (TO_SOCKET (respipe [1])); |
|
|
426 | |
|
|
427 | #ifdef _WIN32 |
|
|
428 | if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe)) |
|
|
429 | #else |
|
|
430 | if (pipe (respipe)) |
|
|
431 | #endif |
|
|
432 | croak ("unable to initialize result pipe"); |
|
|
433 | |
|
|
434 | if (old_readfd >= 0) |
|
|
435 | { |
|
|
436 | if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) |
|
|
437 | croak ("unable to initialize result pipe(2)"); |
|
|
438 | |
|
|
439 | respipe_close (respipe [0]); |
|
|
440 | respipe [0] = old_readfd; |
|
|
441 | } |
|
|
442 | |
|
|
443 | #ifdef _WIN32 |
|
|
444 | int arg = 1; |
|
|
445 | if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg) |
|
|
446 | || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg)) |
|
|
447 | #else |
|
|
448 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) |
|
|
449 | || fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
|
|
450 | #endif |
|
|
451 | croak ("unable to initialize result pipe(3)"); |
|
|
452 | |
|
|
453 | respipe_osf [0] = TO_SOCKET (respipe [0]); |
|
|
454 | respipe_osf [1] = TO_SOCKET (respipe [1]); |
|
|
455 | } |
|
|
456 | |
|
|
457 | static void poll_wait (void) |
|
|
458 | { |
|
|
459 | fd_set rfd; |
|
|
460 | |
|
|
461 | while (eio_nreqs ()) |
835 | while (eio_nreqs ()) |
462 | { |
836 | { |
463 | int size; |
837 | int size; |
464 | |
838 | |
465 | X_LOCK (reslock); |
839 | X_LOCK (EIO_POOL->reslock); |
466 | size = res_queue.size; |
840 | size = EIO_POOL->res_queue.size; |
467 | X_UNLOCK (reslock); |
841 | X_UNLOCK (EIO_POOL->reslock); |
468 | |
842 | |
469 | if (size) |
843 | if (size) |
470 | return; |
844 | return; |
471 | |
845 | |
472 | etp_maybe_start_thread (); |
846 | etp_maybe_start_thread (EIO_POOL); |
473 | |
847 | |
474 | FD_ZERO (&rfd); |
848 | s_epipe_wait (&respipe); |
475 | FD_SET (respipe [0], &rfd); |
|
|
476 | |
|
|
477 | PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); |
|
|
478 | } |
849 | } |
479 | } |
850 | } |
480 | |
851 | |
481 | static int poll_cb (void) |
852 | static int |
|
|
853 | poll_cb (void) |
482 | { |
854 | { |
483 | for (;;) |
855 | for (;;) |
484 | { |
856 | { |
485 | int res = eio_poll (); |
857 | int res = eio_poll (); |
486 | |
858 | |
… | |
… | |
492 | |
864 | |
493 | poll_wait (); |
865 | poll_wait (); |
494 | } |
866 | } |
495 | } |
867 | } |
496 | |
868 | |
497 | static void atfork_child (void) |
869 | static void ecb_cold |
|
|
870 | reinit (void) |
498 | { |
871 | { |
499 | create_respipe (); |
872 | create_respipe (); |
|
|
873 | |
|
|
874 | if (eio_init (want_poll, done_poll) < 0) |
|
|
875 | croak ("IO::AIO: unable to initialise eio library"); |
500 | } |
876 | } |
|
|
877 | |
|
|
878 | /*****************************************************************************/ |
501 | |
879 | |
502 | static SV * |
880 | static SV * |
503 | get_cb (SV *cb_sv) |
881 | get_cb (SV *cb_sv) |
504 | { |
882 | { |
505 | HV *st; |
883 | SvGETMAGIC (cb_sv); |
506 | GV *gvp; |
884 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
|
|
885 | } |
|
|
886 | |
|
|
887 | static aio_req ecb_noinline |
|
|
888 | dreq (SV *callback) |
|
|
889 | { |
507 | CV *cv; |
890 | SV *cb_cv; |
|
|
891 | aio_req req; |
|
|
892 | int req_pri = next_pri; |
|
|
893 | next_pri = EIO_PRI_DEFAULT; |
508 | |
894 | |
509 | if (!SvOK (cb_sv)) |
895 | cb_cv = get_cb (callback); |
|
|
896 | |
|
|
897 | req = calloc (sizeof (*req), 1); |
|
|
898 | if (!req) |
|
|
899 | croak ("out of memory during eio_req allocation"); |
|
|
900 | |
|
|
901 | req->callback = SvREFCNT_inc (cb_cv); |
|
|
902 | req->pri = req_pri; |
|
|
903 | |
510 | return 0; |
904 | return req; |
511 | |
|
|
512 | cv = sv_2cv (cb_sv, &st, &gvp, 0); |
|
|
513 | |
|
|
514 | if (!cv) |
|
|
515 | croak ("IO::AIO callback must be undef or a CODE reference"); |
|
|
516 | |
|
|
517 | return (SV *)cv; |
|
|
518 | } |
905 | } |
519 | |
906 | |
520 | #define dREQ \ |
907 | #define dREQ \ |
521 | SV *cb_cv; \ |
908 | aio_req req = dreq (callback); \ |
522 | aio_req req; \ |
|
|
523 | int req_pri = next_pri; \ |
|
|
524 | next_pri = EIO_PRI_DEFAULT; \ |
|
|
525 | \ |
|
|
526 | cb_cv = get_cb (callback); \ |
|
|
527 | \ |
|
|
528 | Newz (0, req, 1, eio_req); \ |
|
|
529 | if (!req) \ |
|
|
530 | croak ("out of memory during eio_req allocation"); \ |
|
|
531 | \ |
|
|
532 | req->callback = SvREFCNT_inc (cb_cv); \ |
|
|
533 | req->pri = req_pri |
|
|
534 | |
909 | |
535 | #define REQ_SEND \ |
910 | #define REQ_SEND \ |
536 | PUTBACK; \ |
911 | PUTBACK; \ |
537 | req_submit (req); \ |
912 | req_submit (req); \ |
538 | SPAGAIN; \ |
913 | SPAGAIN; \ |
539 | \ |
914 | \ |
540 | if (GIMME_V != G_VOID) \ |
915 | if (GIMME_V != G_VOID) \ |
541 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
916 | XPUSHs (req_sv (req, aio_req_stash)); |
542 | |
917 | |
|
|
918 | ecb_inline void |
|
|
919 | req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) |
|
|
920 | { |
|
|
921 | if (expect_false (SvROK (path))) |
|
|
922 | { |
|
|
923 | SV *rv = SvRV (path); |
|
|
924 | SV *wdob; |
|
|
925 | |
|
|
926 | if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1) |
|
|
927 | { |
|
|
928 | path = AvARRAY (rv)[1]; |
|
|
929 | wdob = AvARRAY (rv)[0]; |
|
|
930 | |
|
|
931 | if (SvOK (wdob)) |
|
|
932 | { |
|
|
933 | *wd = SvAIO_WD (wdob); |
|
|
934 | *wdsv = SvREFCNT_inc_NN (SvRV (wdob)); |
|
|
935 | } |
|
|
936 | else |
|
|
937 | *wd = EIO_INVALID_WD; |
|
|
938 | } |
|
|
939 | else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash) |
|
|
940 | { |
|
|
941 | *wd = (aio_wd)(long)SvIVX (rv); |
|
|
942 | *wdsv = SvREFCNT_inc_NN (rv); |
|
|
943 | *ptr = "."; |
|
|
944 | return; /* path set to "." */ |
|
|
945 | } |
|
|
946 | else |
|
|
947 | croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair"); |
|
|
948 | } |
|
|
949 | |
|
|
950 | *pathsv = newSVsv (path); |
|
|
951 | *ptr = SvPVbyte_nolen (*pathsv); |
|
|
952 | } |
|
|
953 | |
|
|
954 | static void ecb_noinline |
|
|
955 | req_set_path1 (aio_req req, SV *path) |
|
|
956 | { |
|
|
957 | req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); |
|
|
958 | } |
|
|
959 | |
|
|
960 | static void ecb_noinline |
|
|
961 | req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) |
|
|
962 | { |
|
|
963 | SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; |
|
|
964 | |
|
|
965 | switch (SvTYPE (rv)) |
|
|
966 | { |
|
|
967 | case SVt_PVIO: |
|
|
968 | case SVt_PVLV: |
|
|
969 | case SVt_PVGV: |
|
|
970 | req->type = type_fh; |
|
|
971 | req->sv1 = newSVsv (fh_or_path); |
|
|
972 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
973 | break; |
|
|
974 | |
|
|
975 | default: |
|
|
976 | req->type = type_path; |
|
|
977 | req_set_path1 (req, fh_or_path); |
|
|
978 | break; |
|
|
979 | } |
|
|
980 | } |
|
|
981 | |
|
|
982 | /*****************************************************************************/ |
|
|
983 | |
543 | static int |
984 | static void |
544 | extract_fd (SV *fh, int wr) |
985 | ts_set (struct timespec *ts, NV value) |
545 | { |
986 | { |
546 | int fd = PerlIO_fileno (wr ? IoOFP (sv_2io (fh)) : IoIFP (sv_2io (fh))); |
987 | ts->tv_sec = value; |
547 | |
988 | ts->tv_nsec = (value - ts->tv_sec) * 1e9; |
548 | if (fd < 0) |
|
|
549 | croak ("illegal fh argument, either not an OS file or read/write mode mismatch"); |
|
|
550 | |
|
|
551 | return fd; |
|
|
552 | } |
989 | } |
|
|
990 | |
|
|
991 | static NV |
|
|
992 | ts_get (const struct timespec *ts) |
|
|
993 | { |
|
|
994 | return ts->tv_sec + ts->tv_nsec * 1e-9; |
|
|
995 | } |
|
|
996 | |
|
|
997 | /*****************************************************************************/ |
|
|
998 | |
|
|
999 | XS(boot_IO__AIO) ecb_cold; |
553 | |
1000 | |
554 | MODULE = IO::AIO PACKAGE = IO::AIO |
1001 | MODULE = IO::AIO PACKAGE = IO::AIO |
555 | |
1002 | |
556 | PROTOTYPES: ENABLE |
1003 | PROTOTYPES: ENABLE |
557 | |
1004 | |
558 | BOOT: |
1005 | BOOT: |
559 | { |
1006 | { |
560 | stash = gv_stashpv ("IO::AIO", 1); |
|
|
561 | |
|
|
562 | static const struct { |
1007 | static const struct { |
563 | const char *name; |
1008 | const char *name; |
564 | IV iv; |
1009 | IV iv; |
565 | } *civ, const_iv[] = { |
1010 | } *civ, const_iv[] = { |
566 | # define const_iv(name, value) { # name, (IV) value }, |
1011 | # define const_niv(name, value) { # name, (IV) value }, |
|
|
1012 | # define const_iv(name) { # name, (IV) name }, |
567 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
1013 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
568 | const_iv (EXDEV , EXDEV) |
1014 | |
|
|
1015 | /* you have to re-run ./gendef0 after adding/removing any constants here */ |
|
|
1016 | /* the first block can be undef if missing */ |
569 | const_iv (ENOSYS , ENOSYS) |
1017 | const_iv (ENOSYS) |
|
|
1018 | const_iv (EXDEV) |
|
|
1019 | const_iv (EBADR) |
|
|
1020 | |
|
|
1021 | /* for lseek */ |
|
|
1022 | const_iv (SEEK_DATA) |
|
|
1023 | const_iv (SEEK_HOLE) |
|
|
1024 | |
|
|
1025 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
1026 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
1027 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
1028 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
1029 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
1030 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
1031 | |
|
|
1032 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
1033 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
1034 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
1035 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
1036 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
1037 | |
|
|
1038 | /* the second block will be 0 when missing */ |
570 | const_iv (O_RDONLY, O_RDONLY) |
1039 | const_iv (O_RDONLY) |
571 | const_iv (O_WRONLY, O_WRONLY) |
1040 | const_iv (O_WRONLY) |
|
|
1041 | const_iv (O_RDWR) |
572 | const_iv (O_CREAT , O_CREAT) |
1042 | const_iv (O_CREAT) |
573 | const_iv (O_TRUNC , O_TRUNC) |
1043 | const_iv (O_TRUNC) |
574 | #ifndef _WIN32 |
1044 | const_iv (O_EXCL) |
|
|
1045 | const_iv (O_APPEND) |
|
|
1046 | |
|
|
1047 | const_iv (O_ASYNC) |
|
|
1048 | const_iv (O_DIRECT) |
|
|
1049 | const_iv (O_NOATIME) |
|
|
1050 | |
|
|
1051 | const_iv (O_CLOEXEC) |
|
|
1052 | const_iv (O_NOCTTY) |
|
|
1053 | const_iv (O_NOFOLLOW) |
|
|
1054 | const_iv (O_NONBLOCK) |
|
|
1055 | const_iv (O_EXEC) |
|
|
1056 | const_iv (O_SEARCH) |
|
|
1057 | const_iv (O_DIRECTORY) |
|
|
1058 | const_iv (O_DSYNC) |
|
|
1059 | const_iv (O_RSYNC) |
|
|
1060 | const_iv (O_SYNC) |
|
|
1061 | const_iv (O_PATH) |
|
|
1062 | const_iv (O_TMPFILE) |
|
|
1063 | const_iv (O_TTY_INIT) |
|
|
1064 | |
575 | const_iv (S_IFIFO , S_IFIFO) |
1065 | const_iv (S_IFIFO) |
576 | #endif |
1066 | const_iv (S_IFCHR) |
|
|
1067 | const_iv (S_IFBLK) |
|
|
1068 | const_iv (S_IFLNK) |
|
|
1069 | const_iv (S_IFREG) |
|
|
1070 | const_iv (S_IFDIR) |
|
|
1071 | const_iv (S_IFWHT) |
|
|
1072 | const_iv (S_IFSOCK) |
|
|
1073 | const_iv (S_IFMT) |
|
|
1074 | |
|
|
1075 | const_iv (ST_RDONLY) |
|
|
1076 | const_iv (ST_NOSUID) |
|
|
1077 | const_iv (ST_NODEV) |
|
|
1078 | const_iv (ST_NOEXEC) |
|
|
1079 | const_iv (ST_SYNCHRONOUS) |
|
|
1080 | const_iv (ST_MANDLOCK) |
|
|
1081 | const_iv (ST_WRITE) |
|
|
1082 | const_iv (ST_APPEND) |
|
|
1083 | const_iv (ST_IMMUTABLE) |
|
|
1084 | const_iv (ST_NOATIME) |
|
|
1085 | const_iv (ST_NODIRATIME) |
|
|
1086 | const_iv (ST_RELATIME) |
|
|
1087 | |
|
|
1088 | const_iv (PROT_NONE) |
|
|
1089 | const_iv (PROT_EXEC) |
|
|
1090 | const_iv (PROT_READ) |
|
|
1091 | const_iv (PROT_WRITE) |
|
|
1092 | |
|
|
1093 | const_iv (MAP_PRIVATE) |
|
|
1094 | const_iv (MAP_SHARED) |
|
|
1095 | const_iv (MAP_FIXED) |
|
|
1096 | const_iv (MAP_ANONYMOUS) |
|
|
1097 | |
|
|
1098 | /* linuxish */ |
|
|
1099 | const_iv (MAP_LOCKED) |
|
|
1100 | const_iv (MAP_NORESERVE) |
|
|
1101 | const_iv (MAP_POPULATE) |
|
|
1102 | const_iv (MAP_NONBLOCK) |
|
|
1103 | const_iv (MAP_GROWSDOWN) |
|
|
1104 | const_iv (MAP_32BIT) |
|
|
1105 | const_iv (MAP_HUGETLB) |
|
|
1106 | const_iv (MAP_STACK) |
|
|
1107 | |
|
|
1108 | const_iv (F_DUPFD_CLOEXEC) |
|
|
1109 | |
|
|
1110 | const_iv (F_OFD_GETLK) |
|
|
1111 | const_iv (F_OFD_SETLK) |
|
|
1112 | const_iv (F_OFD_GETLKW) |
|
|
1113 | |
|
|
1114 | const_iv (FIFREEZE) |
|
|
1115 | const_iv (FITHAW) |
|
|
1116 | const_iv (FITRIM) |
|
|
1117 | const_iv (FICLONE) |
|
|
1118 | const_iv (FICLONERANGE) |
|
|
1119 | const_iv (FIDEDUPERANGE) |
|
|
1120 | |
|
|
1121 | const_iv (FS_IOC_GETFLAGS) |
|
|
1122 | const_iv (FS_IOC_SETFLAGS) |
|
|
1123 | const_iv (FS_IOC_GETVERSION) |
|
|
1124 | const_iv (FS_IOC_SETVERSION) |
|
|
1125 | const_iv (FS_IOC_FIEMAP) |
|
|
1126 | const_iv (FS_IOC_FSGETXATTR) |
|
|
1127 | const_iv (FS_IOC_FSSETXATTR) |
|
|
1128 | const_iv (FS_IOC_SET_ENCRYPTION_POLICY) |
|
|
1129 | const_iv (FS_IOC_GET_ENCRYPTION_PWSALT) |
|
|
1130 | const_iv (FS_IOC_GET_ENCRYPTION_POLICY) |
|
|
1131 | |
|
|
1132 | const_iv (FS_KEY_DESCRIPTOR_SIZE) |
|
|
1133 | |
|
|
1134 | const_iv (FS_SECRM_FL) |
|
|
1135 | const_iv (FS_UNRM_FL) |
|
|
1136 | const_iv (FS_COMPR_FL) |
|
|
1137 | const_iv (FS_SYNC_FL) |
|
|
1138 | const_iv (FS_IMMUTABLE_FL) |
|
|
1139 | const_iv (FS_APPEND_FL) |
|
|
1140 | const_iv (FS_NODUMP_FL) |
|
|
1141 | const_iv (FS_NOATIME_FL) |
|
|
1142 | const_iv (FS_DIRTY_FL) |
|
|
1143 | const_iv (FS_COMPRBLK_FL) |
|
|
1144 | const_iv (FS_NOCOMP_FL) |
|
|
1145 | const_iv (FS_ENCRYPT_FL) |
|
|
1146 | const_iv (FS_BTREE_FL) |
|
|
1147 | const_iv (FS_INDEX_FL) |
|
|
1148 | const_iv (FS_JOURNAL_DATA_FL) |
|
|
1149 | const_iv (FS_NOTAIL_FL) |
|
|
1150 | const_iv (FS_DIRSYNC_FL) |
|
|
1151 | const_iv (FS_TOPDIR_FL) |
|
|
1152 | const_iv (FS_FL_USER_MODIFIABLE) |
|
|
1153 | |
|
|
1154 | const_iv (FS_XFLAG_REALTIME) |
|
|
1155 | const_iv (FS_XFLAG_PREALLOC) |
|
|
1156 | const_iv (FS_XFLAG_IMMUTABLE) |
|
|
1157 | const_iv (FS_XFLAG_APPEND) |
|
|
1158 | const_iv (FS_XFLAG_SYNC) |
|
|
1159 | const_iv (FS_XFLAG_NOATIME) |
|
|
1160 | const_iv (FS_XFLAG_NODUMP) |
|
|
1161 | const_iv (FS_XFLAG_RTINHERIT) |
|
|
1162 | const_iv (FS_XFLAG_PROJINHERIT) |
|
|
1163 | const_iv (FS_XFLAG_NOSYMLINKS) |
|
|
1164 | const_iv (FS_XFLAG_EXTSIZE) |
|
|
1165 | const_iv (FS_XFLAG_EXTSZINHERIT) |
|
|
1166 | const_iv (FS_XFLAG_NODEFRAG) |
|
|
1167 | const_iv (FS_XFLAG_FILESTREAM) |
|
|
1168 | const_iv (FS_XFLAG_DAX) |
|
|
1169 | const_iv (FS_XFLAG_HASATTR) |
|
|
1170 | |
|
|
1171 | const_iv (FIEMAP_FLAG_SYNC) |
|
|
1172 | const_iv (FIEMAP_FLAG_XATTR) |
|
|
1173 | const_iv (FIEMAP_FLAGS_COMPAT) |
|
|
1174 | const_iv (FIEMAP_EXTENT_LAST) |
|
|
1175 | const_iv (FIEMAP_EXTENT_UNKNOWN) |
|
|
1176 | const_iv (FIEMAP_EXTENT_DELALLOC) |
|
|
1177 | const_iv (FIEMAP_EXTENT_ENCODED) |
|
|
1178 | const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED) |
|
|
1179 | const_iv (FIEMAP_EXTENT_NOT_ALIGNED) |
|
|
1180 | const_iv (FIEMAP_EXTENT_DATA_INLINE) |
|
|
1181 | const_iv (FIEMAP_EXTENT_DATA_TAIL) |
|
|
1182 | const_iv (FIEMAP_EXTENT_UNWRITTEN) |
|
|
1183 | const_iv (FIEMAP_EXTENT_MERGED) |
|
|
1184 | const_iv (FIEMAP_EXTENT_SHARED) |
|
|
1185 | |
|
|
1186 | const_iv (SPLICE_F_MOVE) |
|
|
1187 | const_iv (SPLICE_F_NONBLOCK) |
|
|
1188 | const_iv (SPLICE_F_MORE) |
|
|
1189 | const_iv (SPLICE_F_GIFT) |
|
|
1190 | |
|
|
1191 | const_iv (EFD_CLOEXEC) |
|
|
1192 | const_iv (EFD_NONBLOCK) |
|
|
1193 | const_iv (EFD_SEMAPHORE) |
|
|
1194 | |
|
|
1195 | const_iv (CLOCK_REALTIME) |
|
|
1196 | const_iv (CLOCK_MONOTONIC) |
|
|
1197 | const_iv (CLOCK_BOOTTIME) |
|
|
1198 | const_iv (CLOCK_REALTIME_ALARM) |
|
|
1199 | const_iv (CLOCK_BOOTTIME_ALARM) |
|
|
1200 | |
|
|
1201 | const_iv (TFD_NONBLOCK) |
|
|
1202 | const_iv (TFD_CLOEXEC) |
|
|
1203 | |
|
|
1204 | const_iv (TFD_TIMER_ABSTIME) |
|
|
1205 | const_iv (TFD_TIMER_CANCEL_ON_SET) |
|
|
1206 | |
|
|
1207 | /* these are libeio constants, and are independent of gendef0 */ |
|
|
1208 | const_eio (SEEK_SET) |
|
|
1209 | const_eio (SEEK_CUR) |
|
|
1210 | const_eio (SEEK_END) |
|
|
1211 | |
|
|
1212 | const_eio (MCL_FUTURE) |
|
|
1213 | const_eio (MCL_CURRENT) |
|
|
1214 | |
|
|
1215 | const_eio (MS_ASYNC) |
|
|
1216 | const_eio (MS_INVALIDATE) |
|
|
1217 | const_eio (MS_SYNC) |
|
|
1218 | |
|
|
1219 | const_eio (MT_MODIFY) |
|
|
1220 | |
577 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
1221 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
578 | const_eio (SYNC_FILE_RANGE_WRITE) |
1222 | const_eio (SYNC_FILE_RANGE_WRITE) |
579 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
1223 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
|
|
1224 | |
|
|
1225 | const_eio (FALLOC_FL_KEEP_SIZE) |
|
|
1226 | const_eio (FALLOC_FL_PUNCH_HOLE) |
|
|
1227 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
|
|
1228 | const_eio (FALLOC_FL_ZERO_RANGE) |
|
|
1229 | const_eio (FALLOC_FL_INSERT_RANGE) |
|
|
1230 | const_eio (FALLOC_FL_UNSHARE_RANGE) |
|
|
1231 | |
|
|
1232 | const_eio (RENAME_NOREPLACE) |
|
|
1233 | const_eio (RENAME_EXCHANGE) |
|
|
1234 | const_eio (RENAME_WHITEOUT) |
580 | |
1235 | |
581 | const_eio (READDIR_DENTS) |
1236 | const_eio (READDIR_DENTS) |
582 | const_eio (READDIR_DIRS_FIRST) |
1237 | const_eio (READDIR_DIRS_FIRST) |
583 | const_eio (READDIR_STAT_ORDER) |
1238 | const_eio (READDIR_STAT_ORDER) |
584 | const_eio (READDIR_FOUND_UNKNOWN) |
1239 | const_eio (READDIR_FOUND_UNKNOWN) |
… | |
… | |
592 | const_eio (DT_LNK) |
1247 | const_eio (DT_LNK) |
593 | const_eio (DT_SOCK) |
1248 | const_eio (DT_SOCK) |
594 | const_eio (DT_WHT) |
1249 | const_eio (DT_WHT) |
595 | }; |
1250 | }; |
596 | |
1251 | |
|
|
1252 | aio_stash = gv_stashpv ("IO::AIO" , 1); |
|
|
1253 | aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); |
|
|
1254 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
|
|
1255 | aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1); |
|
|
1256 | |
597 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
1257 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) |
598 | newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); |
1258 | newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); |
599 | |
1259 | |
600 | create_respipe (); |
1260 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
601 | |
1261 | |
602 | if (eio_init (want_poll, done_poll) < 0) |
1262 | reinit (); |
603 | croak ("IO::AIO: unable to initialise eio library"); |
|
|
604 | |
|
|
605 | /* atfork child called in fifo order, so before eio's handler */ |
|
|
606 | X_THREAD_ATFORK (0, 0, atfork_child); |
|
|
607 | } |
1263 | } |
608 | |
1264 | |
609 | void |
1265 | void |
|
|
1266 | reinit () |
|
|
1267 | PROTOTYPE: |
|
|
1268 | |
|
|
1269 | void |
610 | max_poll_reqs (int nreqs) |
1270 | max_poll_reqs (unsigned int nreqs) |
611 | PROTOTYPE: $ |
1271 | PROTOTYPE: $ |
612 | CODE: |
1272 | CODE: |
613 | eio_set_max_poll_reqs (nreqs); |
1273 | eio_set_max_poll_reqs (nreqs); |
614 | |
1274 | |
615 | void |
1275 | void |
… | |
… | |
617 | PROTOTYPE: $ |
1277 | PROTOTYPE: $ |
618 | CODE: |
1278 | CODE: |
619 | eio_set_max_poll_time (nseconds); |
1279 | eio_set_max_poll_time (nseconds); |
620 | |
1280 | |
621 | void |
1281 | void |
622 | min_parallel (int nthreads) |
1282 | min_parallel (unsigned int nthreads) |
623 | PROTOTYPE: $ |
1283 | PROTOTYPE: $ |
624 | CODE: |
1284 | CODE: |
625 | eio_set_min_parallel (nthreads); |
1285 | eio_set_min_parallel (nthreads); |
626 | |
1286 | |
627 | void |
1287 | void |
628 | max_parallel (int nthreads) |
1288 | max_parallel (unsigned int nthreads) |
629 | PROTOTYPE: $ |
1289 | PROTOTYPE: $ |
630 | CODE: |
1290 | CODE: |
631 | eio_set_max_parallel (nthreads); |
1291 | eio_set_max_parallel (nthreads); |
632 | |
1292 | |
633 | void |
1293 | void |
634 | max_idle (int nthreads) |
1294 | max_idle (unsigned int nthreads) |
635 | PROTOTYPE: $ |
1295 | PROTOTYPE: $ |
636 | CODE: |
1296 | CODE: |
637 | eio_set_max_idle (nthreads); |
1297 | eio_set_max_idle (nthreads); |
638 | |
1298 | |
639 | void |
1299 | void |
|
|
1300 | idle_timeout (unsigned int seconds) |
|
|
1301 | PROTOTYPE: $ |
|
|
1302 | CODE: |
|
|
1303 | eio_set_idle_timeout (seconds); |
|
|
1304 | |
|
|
1305 | void |
640 | max_outstanding (int maxreqs) |
1306 | max_outstanding (unsigned int maxreqs) |
641 | PROTOTYPE: $ |
1307 | PROTOTYPE: $ |
642 | CODE: |
1308 | CODE: |
643 | max_outstanding = maxreqs; |
1309 | max_outstanding = maxreqs; |
644 | |
1310 | |
645 | void |
1311 | void |
646 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
1312 | aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef) |
647 | PROTOTYPE: $$$;$ |
|
|
648 | PPCODE: |
1313 | PPCODE: |
649 | { |
1314 | { |
650 | dREQ; |
1315 | dREQ; |
651 | |
1316 | |
|
|
1317 | req->type = EIO_WD_OPEN; |
|
|
1318 | req_set_path1 (req, pathname); |
|
|
1319 | |
|
|
1320 | REQ_SEND; |
|
|
1321 | } |
|
|
1322 | |
|
|
1323 | void |
|
|
1324 | aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef) |
|
|
1325 | PPCODE: |
|
|
1326 | { |
|
|
1327 | dREQ; |
|
|
1328 | |
652 | req->type = EIO_OPEN; |
1329 | req->type = EIO_OPEN; |
653 | req->sv1 = newSVsv (pathname); |
1330 | req_set_path1 (req, pathname); |
654 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
655 | req->int1 = flags; |
1331 | req->int1 = flags; |
656 | req->int2 = mode; |
1332 | req->int2 = mode; |
657 | |
1333 | |
658 | REQ_SEND; |
1334 | REQ_SEND; |
659 | } |
1335 | } |
660 | |
1336 | |
661 | void |
1337 | void |
662 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
1338 | aio_fsync (SV *fh, SV *callback = &PL_sv_undef) |
663 | PROTOTYPE: $;$ |
|
|
664 | ALIAS: |
1339 | ALIAS: |
665 | aio_fsync = EIO_FSYNC |
1340 | aio_fsync = EIO_FSYNC |
666 | aio_fdatasync = EIO_FDATASYNC |
1341 | aio_fdatasync = EIO_FDATASYNC |
|
|
1342 | aio_syncfs = EIO_SYNCFS |
667 | PPCODE: |
1343 | PPCODE: |
668 | { |
1344 | { |
669 | int fd = extract_fd (fh, 0); |
1345 | int fd = s_fileno_croak (fh, 0); |
670 | dREQ; |
1346 | dREQ; |
671 | |
1347 | |
672 | req->type = ix; |
1348 | req->type = ix; |
673 | req->sv1 = newSVsv (fh); |
1349 | req->sv1 = newSVsv (fh); |
674 | req->int1 = fd; |
1350 | req->int1 = fd; |
675 | |
1351 | |
676 | REQ_SEND (req); |
1352 | REQ_SEND; |
677 | } |
1353 | } |
678 | |
1354 | |
679 | void |
1355 | void |
680 | aio_sync_file_range (SV *fh, SV *offset, SV *nbytes, IV flags, SV *callback=&PL_sv_undef) |
1356 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef) |
681 | PROTOTYPE: $$$$;$ |
|
|
682 | PPCODE: |
1357 | PPCODE: |
683 | { |
1358 | { |
684 | int fd = extract_fd (fh, 0); |
1359 | int fd = s_fileno_croak (fh, 0); |
685 | dREQ; |
1360 | dREQ; |
686 | |
1361 | |
687 | req->type = EIO_SYNC_FILE_RANGE; |
1362 | req->type = EIO_SYNC_FILE_RANGE; |
688 | req->sv1 = newSVsv (fh); |
1363 | req->sv1 = newSVsv (fh); |
689 | req->int1 = fd; |
1364 | req->int1 = fd; |
690 | req->offs = SvVAL64 (offset); |
1365 | req->offs = offset; |
691 | req->size = SvVAL64 (nbytes); |
1366 | req->size = nbytes; |
692 | req->int2 = flags; |
1367 | req->int2 = flags; |
693 | |
1368 | |
694 | REQ_SEND (req); |
1369 | REQ_SEND; |
695 | } |
1370 | } |
696 | |
1371 | |
697 | void |
1372 | void |
698 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
1373 | aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef) |
699 | PROTOTYPE: $;$ |
|
|
700 | PPCODE: |
1374 | PPCODE: |
701 | { |
1375 | { |
702 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
1376 | int fd = s_fileno_croak (fh, 0); |
703 | int fd = extract_fd (fh, 0); |
|
|
704 | dREQ; |
1377 | dREQ; |
705 | |
1378 | |
706 | if (close_pipe < 0) |
1379 | req->type = EIO_FALLOCATE; |
|
|
1380 | req->sv1 = newSVsv (fh); |
|
|
1381 | req->int1 = fd; |
|
|
1382 | req->int2 = mode; |
|
|
1383 | req->offs = offset; |
|
|
1384 | req->size = len; |
|
|
1385 | |
|
|
1386 | REQ_SEND; |
|
|
1387 | } |
|
|
1388 | |
|
|
1389 | void |
|
|
1390 | aio_close (SV *fh, SV *callback = &PL_sv_undef) |
|
|
1391 | PPCODE: |
|
|
1392 | { |
|
|
1393 | static int close_fd = -1; /* dummy fd to close fds via dup2 */ |
|
|
1394 | int fd = s_fileno_croak (fh, 0); |
|
|
1395 | dREQ; |
|
|
1396 | |
|
|
1397 | if (expect_false (close_fd < 0)) |
707 | { |
1398 | { |
708 | int pipefd [2]; |
1399 | int pipefd [2]; |
709 | |
1400 | |
|
|
1401 | if ( |
|
|
1402 | #ifdef _WIN32 |
|
|
1403 | _pipe (pipefd, 1, _O_BINARY) < 0 |
|
|
1404 | #else |
710 | if (pipe (pipefd) < 0 |
1405 | pipe (pipefd) < 0 |
711 | || close (pipefd [1]) < 0 |
|
|
712 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0) |
1406 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0 |
|
|
1407 | #endif |
|
|
1408 | || close (pipefd [1]) < 0 |
|
|
1409 | ) |
713 | abort (); /*D*/ |
1410 | abort (); /*D*/ |
714 | |
1411 | |
715 | close_pipe = pipefd [0]; |
1412 | close_fd = pipefd [0]; |
716 | } |
1413 | } |
717 | |
1414 | |
718 | req->type = EIO_DUP2; |
1415 | req->type = EIO_DUP2; |
719 | req->int1 = close_pipe; |
1416 | req->int1 = close_fd; |
720 | req->sv2 = newSVsv (fh); |
1417 | req->sv2 = newSVsv (fh); |
721 | req->int2 = fd; |
1418 | req->int2 = fd; |
722 | |
1419 | |
723 | REQ_SEND (req); |
1420 | REQ_SEND; |
724 | } |
1421 | } |
725 | |
1422 | |
726 | void |
1423 | void |
|
|
1424 | aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef) |
|
|
1425 | PPCODE: |
|
|
1426 | { |
|
|
1427 | int fd = s_fileno_croak (fh, 0); |
|
|
1428 | dREQ; |
|
|
1429 | |
|
|
1430 | req->type = EIO_SEEK; |
|
|
1431 | req->sv1 = newSVsv (fh); |
|
|
1432 | req->int1 = fd; |
|
|
1433 | req->offs = SvVAL64 (offset); |
|
|
1434 | req->int2 = whence; |
|
|
1435 | |
|
|
1436 | REQ_SEND; |
|
|
1437 | } |
|
|
1438 | |
|
|
1439 | void |
727 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
1440 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef) |
728 | ALIAS: |
1441 | ALIAS: |
729 | aio_read = EIO_READ |
1442 | aio_read = EIO_READ |
730 | aio_write = EIO_WRITE |
1443 | aio_write = EIO_WRITE |
731 | PROTOTYPE: $$$$$;$ |
|
|
732 | PPCODE: |
1444 | PPCODE: |
733 | { |
1445 | { |
734 | STRLEN svlen; |
1446 | STRLEN svlen; |
735 | int fd = extract_fd (fh, ix == EIO_WRITE); |
1447 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
736 | char *svptr = SvPVbyte (data, svlen); |
1448 | char *svptr = SvPVbyte (data, svlen); |
737 | UV len = SvUV (length); |
1449 | UV len = SvUV (length); |
738 | |
1450 | |
739 | if (dataoffset < 0) |
1451 | if (dataoffset < 0) |
740 | dataoffset += svlen; |
1452 | dataoffset += svlen; |
… | |
… | |
749 | len = svlen - dataoffset; |
1461 | len = svlen - dataoffset; |
750 | } |
1462 | } |
751 | else |
1463 | else |
752 | { |
1464 | { |
753 | /* read: check type and grow scalar as necessary */ |
1465 | /* read: check type and grow scalar as necessary */ |
754 | SvUPGRADE (data, SVt_PV); |
1466 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
755 | svptr = SvGROW (data, len + dataoffset + 1); |
1467 | svptr = sv_grow (data, len + dataoffset + 1); |
|
|
1468 | else if (SvCUR (data) < len + dataoffset) |
|
|
1469 | croak ("length + dataoffset outside of scalar, and cannot grow"); |
756 | } |
1470 | } |
757 | |
1471 | |
758 | { |
1472 | { |
759 | dREQ; |
1473 | dREQ; |
760 | |
1474 | |
… | |
… | |
776 | REQ_SEND; |
1490 | REQ_SEND; |
777 | } |
1491 | } |
778 | } |
1492 | } |
779 | |
1493 | |
780 | void |
1494 | void |
781 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
1495 | aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef) |
782 | PROTOTYPE: $$;$ |
1496 | ALIAS: |
|
|
1497 | aio_ioctl = EIO_IOCTL |
|
|
1498 | aio_fcntl = EIO_FCNTL |
783 | PPCODE: |
1499 | PPCODE: |
784 | { |
1500 | { |
785 | SV *data; |
1501 | int fd = s_fileno_croak (fh, 0); |
|
|
1502 | char *svptr; |
|
|
1503 | |
|
|
1504 | if (SvPOK (arg) || !SvNIOK (arg)) |
|
|
1505 | { |
|
|
1506 | STRLEN svlen; |
|
|
1507 | /* perl uses IOCPARM_LEN for fcntl, so we do, too */ |
|
|
1508 | #ifdef IOCPARM_LEN |
|
|
1509 | STRLEN need = IOCPARM_LEN (request); |
|
|
1510 | #else |
|
|
1511 | STRLEN need = 256; |
|
|
1512 | #endif |
|
|
1513 | |
|
|
1514 | if (svlen < need) |
|
|
1515 | svptr = SvGROW (arg, need); |
|
|
1516 | } |
|
|
1517 | else |
|
|
1518 | svptr = (char *)SvIV (arg); |
|
|
1519 | |
|
|
1520 | { |
|
|
1521 | dREQ; |
|
|
1522 | |
|
|
1523 | req->type = ix; |
|
|
1524 | req->sv1 = newSVsv (fh); |
|
|
1525 | req->int1 = fd; |
|
|
1526 | req->int2 = (long)request; |
|
|
1527 | req->sv2 = SvREFCNT_inc (arg); |
|
|
1528 | req->ptr2 = svptr; |
|
|
1529 | |
|
|
1530 | REQ_SEND; |
|
|
1531 | } |
|
|
1532 | } |
|
|
1533 | |
|
|
1534 | void |
|
|
1535 | aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
|
|
1536 | ALIAS: |
|
|
1537 | aio_readlink = EIO_READLINK |
|
|
1538 | aio_realpath = EIO_REALPATH |
|
|
1539 | PPCODE: |
|
|
1540 | { |
786 | dREQ; |
1541 | dREQ; |
787 | |
1542 | |
788 | req->type = EIO_READLINK; |
1543 | req->type = ix; |
789 | req->sv1 = newSVsv (path); |
1544 | req_set_path1 (req, pathname); |
790 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
791 | |
1545 | |
792 | REQ_SEND; |
1546 | REQ_SEND; |
793 | } |
1547 | } |
794 | |
1548 | |
795 | void |
1549 | void |
796 | aio_sendfile (SV *out_fh, SV *in_fh, SV *in_offset, UV length, SV *callback=&PL_sv_undef) |
1550 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef) |
797 | PROTOTYPE: $$$$;$ |
|
|
798 | PPCODE: |
1551 | PPCODE: |
799 | { |
1552 | { |
800 | int ifd = extract_fd (in_fh , 0); |
1553 | int ifd = s_fileno_croak (in_fh , 0); |
801 | int ofd = extract_fd (out_fh, 0); |
1554 | int ofd = s_fileno_croak (out_fh, 1); |
802 | dREQ; |
1555 | dREQ; |
803 | |
1556 | |
804 | req->type = EIO_SENDFILE; |
1557 | req->type = EIO_SENDFILE; |
805 | req->sv1 = newSVsv (out_fh); |
1558 | req->sv1 = newSVsv (out_fh); |
806 | req->int1 = ofd; |
1559 | req->int1 = ofd; |
807 | req->sv2 = newSVsv (in_fh); |
1560 | req->sv2 = newSVsv (in_fh); |
808 | req->int2 = ifd; |
1561 | req->int2 = ifd; |
809 | req->offs = SvVAL64 (in_offset); |
1562 | req->offs = in_offset; |
810 | req->size = length; |
1563 | req->size = length; |
811 | |
1564 | |
812 | REQ_SEND; |
1565 | REQ_SEND; |
813 | } |
1566 | } |
814 | |
1567 | |
815 | void |
1568 | void |
816 | aio_readahead (SV *fh, SV *offset, IV length, SV *callback=&PL_sv_undef) |
1569 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef) |
817 | PROTOTYPE: $$$;$ |
|
|
818 | PPCODE: |
1570 | PPCODE: |
819 | { |
1571 | { |
820 | int fd = extract_fd (fh, 0); |
1572 | int fd = s_fileno_croak (fh, 0); |
821 | dREQ; |
1573 | dREQ; |
822 | |
1574 | |
823 | req->type = EIO_READAHEAD; |
1575 | req->type = EIO_READAHEAD; |
824 | req->sv1 = newSVsv (fh); |
1576 | req->sv1 = newSVsv (fh); |
825 | req->int1 = fd; |
1577 | req->int1 = fd; |
826 | req->offs = SvVAL64 (offset); |
1578 | req->offs = offset; |
827 | req->size = length; |
1579 | req->size = length; |
828 | |
1580 | |
829 | REQ_SEND; |
1581 | REQ_SEND; |
830 | } |
1582 | } |
831 | |
1583 | |
832 | void |
1584 | void |
833 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
1585 | aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef) |
834 | ALIAS: |
1586 | ALIAS: |
835 | aio_stat = EIO_STAT |
1587 | aio_stat = EIO_STAT |
836 | aio_lstat = EIO_LSTAT |
1588 | aio_lstat = EIO_LSTAT |
|
|
1589 | aio_statvfs = EIO_STATVFS |
837 | PPCODE: |
1590 | PPCODE: |
838 | { |
1591 | { |
839 | dREQ; |
1592 | dREQ; |
840 | |
1593 | |
841 | req->sv1 = newSVsv (fh_or_path); |
1594 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
842 | |
|
|
843 | if (SvPOK (req->sv1)) |
|
|
844 | { |
|
|
845 | req->type = ix; |
|
|
846 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
847 | } |
|
|
848 | else |
|
|
849 | { |
|
|
850 | req->type = EIO_FSTAT; |
|
|
851 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
852 | } |
|
|
853 | |
1595 | |
854 | REQ_SEND; |
1596 | REQ_SEND; |
855 | } |
1597 | } |
856 | |
1598 | |
|
|
1599 | UV |
|
|
1600 | major (UV dev) |
|
|
1601 | ALIAS: |
|
|
1602 | minor = 1 |
|
|
1603 | CODE: |
|
|
1604 | RETVAL = ix ? minor (dev) : major (dev); |
|
|
1605 | OUTPUT: |
|
|
1606 | RETVAL |
|
|
1607 | |
|
|
1608 | UV |
|
|
1609 | makedev (UV maj, UV min) |
|
|
1610 | CODE: |
|
|
1611 | RETVAL = makedev (maj, min); |
|
|
1612 | OUTPUT: |
|
|
1613 | RETVAL |
|
|
1614 | |
857 | void |
1615 | void |
858 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
1616 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef) |
859 | PPCODE: |
1617 | PPCODE: |
860 | { |
1618 | { |
861 | dREQ; |
1619 | dREQ; |
862 | |
1620 | |
863 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
1621 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
864 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
1622 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
865 | req->sv1 = newSVsv (fh_or_path); |
1623 | req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path); |
866 | |
|
|
867 | if (SvPOK (req->sv1)) |
|
|
868 | { |
|
|
869 | req->type = EIO_UTIME; |
|
|
870 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
871 | } |
|
|
872 | else |
|
|
873 | { |
|
|
874 | req->type = EIO_FUTIME; |
|
|
875 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
876 | } |
|
|
877 | |
1624 | |
878 | REQ_SEND; |
1625 | REQ_SEND; |
879 | } |
1626 | } |
880 | |
1627 | |
881 | void |
1628 | void |
882 | aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) |
1629 | aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef) |
883 | PPCODE: |
1630 | PPCODE: |
884 | { |
1631 | { |
885 | dREQ; |
1632 | dREQ; |
886 | |
1633 | |
887 | req->sv1 = newSVsv (fh_or_path); |
|
|
888 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
1634 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
889 | |
1635 | req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path); |
890 | if (SvPOK (req->sv1)) |
|
|
891 | { |
|
|
892 | req->type = EIO_TRUNCATE; |
|
|
893 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
894 | } |
|
|
895 | else |
|
|
896 | { |
|
|
897 | req->type = EIO_FTRUNCATE; |
|
|
898 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
899 | } |
|
|
900 | |
1636 | |
901 | REQ_SEND; |
1637 | REQ_SEND; |
902 | } |
1638 | } |
903 | |
1639 | |
904 | void |
1640 | void |
905 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) |
1641 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef) |
906 | ALIAS: |
|
|
907 | aio_chmod = EIO_CHMOD |
|
|
908 | aio_mkdir = EIO_MKDIR |
|
|
909 | PPCODE: |
1642 | PPCODE: |
910 | { |
1643 | { |
911 | dREQ; |
1644 | dREQ; |
912 | |
1645 | |
913 | req->int2 = mode; |
1646 | req->int2 = mode; |
914 | req->sv1 = newSVsv (fh_or_path); |
1647 | req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path); |
915 | |
|
|
916 | if (SvPOK (req->sv1)) |
|
|
917 | { |
|
|
918 | req->type = ix; |
|
|
919 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
920 | } |
|
|
921 | else |
|
|
922 | { |
|
|
923 | req->type = EIO_FCHMOD; |
|
|
924 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
925 | } |
|
|
926 | |
1648 | |
927 | REQ_SEND; |
1649 | REQ_SEND; |
928 | } |
1650 | } |
929 | |
1651 | |
930 | void |
1652 | void |
931 | aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) |
1653 | aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef) |
932 | PPCODE: |
1654 | PPCODE: |
933 | { |
1655 | { |
934 | dREQ; |
1656 | dREQ; |
935 | |
1657 | |
936 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
1658 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
937 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
1659 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
938 | req->sv1 = newSVsv (fh_or_path); |
1660 | req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path); |
939 | |
|
|
940 | if (SvPOK (req->sv1)) |
|
|
941 | { |
|
|
942 | req->type = EIO_CHOWN; |
|
|
943 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
944 | } |
|
|
945 | else |
|
|
946 | { |
|
|
947 | req->type = EIO_FCHOWN; |
|
|
948 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
949 | } |
|
|
950 | |
1661 | |
951 | REQ_SEND; |
1662 | REQ_SEND; |
952 | } |
1663 | } |
953 | |
1664 | |
954 | void |
1665 | void |
955 | aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) |
1666 | aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef) |
956 | PPCODE: |
1667 | PPCODE: |
957 | { |
1668 | { |
958 | dREQ; |
1669 | dREQ; |
959 | |
1670 | |
960 | req->type = EIO_READDIR; |
1671 | req->type = EIO_READDIR; |
961 | req->sv1 = newSVsv (pathname); |
|
|
962 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
963 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
1672 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
964 | |
1673 | |
965 | if (flags & EIO_READDIR_DENTS) |
1674 | if (flags & EIO_READDIR_DENTS) |
966 | flags |= EIO_READDIR_CUSTOM2; |
1675 | req->int1 |= EIO_READDIR_CUSTOM2; |
|
|
1676 | |
|
|
1677 | req_set_path1 (req, pathname); |
967 | |
1678 | |
968 | REQ_SEND; |
1679 | REQ_SEND; |
969 | } |
1680 | } |
970 | |
1681 | |
971 | void |
1682 | void |
|
|
1683 | aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef) |
|
|
1684 | PPCODE: |
|
|
1685 | { |
|
|
1686 | dREQ; |
|
|
1687 | |
|
|
1688 | req->type = EIO_MKDIR; |
|
|
1689 | req->int2 = mode; |
|
|
1690 | req_set_path1 (req, pathname); |
|
|
1691 | |
|
|
1692 | REQ_SEND; |
|
|
1693 | } |
|
|
1694 | |
|
|
1695 | void |
972 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
1696 | aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
973 | ALIAS: |
1697 | ALIAS: |
974 | aio_unlink = EIO_UNLINK |
1698 | aio_unlink = EIO_UNLINK |
975 | aio_rmdir = EIO_RMDIR |
1699 | aio_rmdir = EIO_RMDIR |
976 | aio_readdir = EIO_READDIR |
1700 | aio_readdir = EIO_READDIR |
977 | PPCODE: |
1701 | PPCODE: |
978 | { |
1702 | { |
979 | dREQ; |
1703 | dREQ; |
980 | |
1704 | |
981 | req->type = ix; |
1705 | req->type = ix; |
982 | req->sv1 = newSVsv (pathname); |
1706 | req_set_path1 (req, pathname); |
983 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
984 | |
1707 | |
985 | REQ_SEND; |
1708 | REQ_SEND; |
986 | } |
1709 | } |
987 | |
1710 | |
988 | void |
1711 | void |
989 | aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) |
1712 | aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef) |
990 | ALIAS: |
1713 | ALIAS: |
991 | aio_link = EIO_LINK |
1714 | aio_link = EIO_LINK |
992 | aio_symlink = EIO_SYMLINK |
1715 | aio_symlink = EIO_SYMLINK |
993 | aio_rename = EIO_RENAME |
1716 | aio_rename = EIO_RENAME |
994 | PPCODE: |
1717 | PPCODE: |
995 | { |
1718 | { |
|
|
1719 | eio_wd wd2 = 0; |
996 | dREQ; |
1720 | dREQ; |
997 | |
1721 | |
998 | req->type = ix; |
1722 | req->type = ix; |
999 | req->sv1 = newSVsv (oldpath); |
1723 | req_set_path1 (req, oldpath); |
1000 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1724 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
1001 | req->sv2 = newSVsv (newpath); |
1725 | req->int3 = (long)wd2; |
1002 | req->ptr2 = SvPVbyte_nolen (req->sv2); |
|
|
1003 | |
1726 | |
1004 | REQ_SEND; |
1727 | REQ_SEND; |
1005 | } |
1728 | } |
1006 | |
1729 | |
1007 | void |
1730 | void |
|
|
1731 | aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef) |
|
|
1732 | PPCODE: |
|
|
1733 | { |
|
|
1734 | eio_wd wd2 = 0; |
|
|
1735 | dREQ; |
|
|
1736 | |
|
|
1737 | req->type = EIO_RENAME; |
|
|
1738 | req_set_path1 (req, oldpath); |
|
|
1739 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
|
|
1740 | req->int2 = flags; |
|
|
1741 | req->int3 = (long)wd2; |
|
|
1742 | |
|
|
1743 | REQ_SEND; |
|
|
1744 | } |
|
|
1745 | |
|
|
1746 | void |
1008 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) |
1747 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef) |
1009 | PPCODE: |
1748 | PPCODE: |
1010 | { |
1749 | { |
1011 | dREQ; |
1750 | dREQ; |
1012 | |
1751 | |
1013 | req->type = EIO_MKNOD; |
1752 | req->type = EIO_MKNOD; |
1014 | req->sv1 = newSVsv (pathname); |
|
|
1015 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1016 | req->int2 = (mode_t)mode; |
1753 | req->int2 = (mode_t)mode; |
1017 | req->offs = dev; |
1754 | req->offs = dev; |
|
|
1755 | req_set_path1 (req, pathname); |
1018 | |
1756 | |
1019 | REQ_SEND; |
1757 | REQ_SEND; |
1020 | } |
1758 | } |
1021 | |
1759 | |
1022 | void |
1760 | void |
|
|
1761 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef) |
|
|
1762 | ALIAS: |
|
|
1763 | aio_mtouch = EIO_MTOUCH |
|
|
1764 | aio_msync = EIO_MSYNC |
|
|
1765 | PPCODE: |
|
|
1766 | { |
|
|
1767 | STRLEN svlen; |
|
|
1768 | char *svptr = SvPVbyte (data, svlen); |
|
|
1769 | UV len = SvUV (length); |
|
|
1770 | |
|
|
1771 | if (flags < 0) |
|
|
1772 | flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0; |
|
|
1773 | |
|
|
1774 | if (offset < 0) |
|
|
1775 | offset += svlen; |
|
|
1776 | |
|
|
1777 | if (offset < 0 || offset > svlen) |
|
|
1778 | croak ("offset outside of scalar"); |
|
|
1779 | |
|
|
1780 | if (!SvOK (length) || len + offset > svlen) |
|
|
1781 | len = svlen - offset; |
|
|
1782 | |
|
|
1783 | { |
|
|
1784 | dREQ; |
|
|
1785 | |
|
|
1786 | req->type = ix; |
|
|
1787 | req->sv2 = SvREFCNT_inc (data); |
|
|
1788 | req->ptr2 = (char *)svptr + offset; |
|
|
1789 | req->size = len; |
|
|
1790 | req->int1 = flags; |
|
|
1791 | |
|
|
1792 | REQ_SEND; |
|
|
1793 | } |
|
|
1794 | } |
|
|
1795 | |
|
|
1796 | void |
|
|
1797 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef) |
|
|
1798 | PPCODE: |
|
|
1799 | { |
|
|
1800 | STRLEN svlen; |
|
|
1801 | char *svptr = SvPVbyte (data, svlen); |
|
|
1802 | UV len = SvUV (length); |
|
|
1803 | |
|
|
1804 | if (offset < 0) |
|
|
1805 | offset += svlen; |
|
|
1806 | |
|
|
1807 | if (offset < 0 || offset > svlen) |
|
|
1808 | croak ("offset outside of scalar"); |
|
|
1809 | |
|
|
1810 | if (!SvOK (length) || len + offset > svlen) |
|
|
1811 | len = svlen - offset; |
|
|
1812 | |
|
|
1813 | { |
|
|
1814 | dREQ; |
|
|
1815 | |
|
|
1816 | req->type = EIO_MLOCK; |
|
|
1817 | req->sv2 = SvREFCNT_inc (data); |
|
|
1818 | req->ptr2 = (char *)svptr + offset; |
|
|
1819 | req->size = len; |
|
|
1820 | |
|
|
1821 | REQ_SEND; |
|
|
1822 | } |
|
|
1823 | } |
|
|
1824 | |
|
|
1825 | void |
|
|
1826 | aio_mlockall (IV flags, SV *callback = &PL_sv_undef) |
|
|
1827 | PPCODE: |
|
|
1828 | { |
|
|
1829 | dREQ; |
|
|
1830 | |
|
|
1831 | req->type = EIO_MLOCKALL; |
|
|
1832 | req->int1 = flags; |
|
|
1833 | |
|
|
1834 | REQ_SEND; |
|
|
1835 | } |
|
|
1836 | |
|
|
1837 | void |
|
|
1838 | aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef) |
|
|
1839 | PPCODE: |
|
|
1840 | { |
|
|
1841 | int fd = s_fileno_croak (fh, 0); |
|
|
1842 | dREQ; |
|
|
1843 | |
|
|
1844 | req->type = EIO_CUSTOM; |
|
|
1845 | req->sv1 = newSVsv (fh); |
|
|
1846 | req->int1 = fd; |
|
|
1847 | |
|
|
1848 | req->feed = fiemap; |
|
|
1849 | #if HAVE_FIEMAP |
|
|
1850 | /* keep our fingers crossed that the next two types are 64 bit */ |
|
|
1851 | req->offs = start; |
|
|
1852 | req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL; |
|
|
1853 | req->int2 = flags; |
|
|
1854 | req->int3 = SvOK (count) ? SvIV (count) : -1; |
|
|
1855 | #endif |
|
|
1856 | |
|
|
1857 | REQ_SEND; |
|
|
1858 | } |
|
|
1859 | |
|
|
1860 | void |
|
|
1861 | aio_slurp (SV *pathname, off_t offset, UV length, SV8 *data, SV *callback = &PL_sv_undef) |
|
|
1862 | PPCODE: |
|
|
1863 | { |
|
|
1864 | char *svptr = 0; |
|
|
1865 | |
|
|
1866 | sv_clear_foreign (data); |
|
|
1867 | |
|
|
1868 | if (length) /* known length, directly read into scalar */ |
|
|
1869 | { |
|
|
1870 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
|
|
1871 | svptr = sv_grow (data, length + 1); |
|
|
1872 | else if (SvCUR (data) < length) |
|
|
1873 | croak ("length outside of scalar, and cannot grow"); |
|
|
1874 | else |
|
|
1875 | svptr = SvPVbyte_nolen (data); |
|
|
1876 | } |
|
|
1877 | |
|
|
1878 | { |
|
|
1879 | dREQ; |
|
|
1880 | |
|
|
1881 | req->type = EIO_SLURP; |
|
|
1882 | req_set_path1 (req, pathname); |
|
|
1883 | req->offs = offset; |
|
|
1884 | req->size = length; |
|
|
1885 | req->sv2 = SvREFCNT_inc (data); |
|
|
1886 | req->ptr2 = svptr; |
|
|
1887 | |
|
|
1888 | if (!SvREADONLY (data)) |
|
|
1889 | { |
|
|
1890 | SvREADONLY_on (data); |
|
|
1891 | req->flags |= FLAG_SV2_RO_OFF; |
|
|
1892 | } |
|
|
1893 | |
|
|
1894 | REQ_SEND; |
|
|
1895 | } |
|
|
1896 | } |
|
|
1897 | |
|
|
1898 | void |
1023 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1899 | aio_busy (double delay, SV *callback = &PL_sv_undef) |
1024 | PPCODE: |
1900 | PPCODE: |
1025 | { |
1901 | { |
1026 | dREQ; |
1902 | dREQ; |
1027 | |
1903 | |
1028 | req->type = EIO_BUSY; |
1904 | req->type = EIO_BUSY; |
… | |
… | |
1030 | |
1906 | |
1031 | REQ_SEND; |
1907 | REQ_SEND; |
1032 | } |
1908 | } |
1033 | |
1909 | |
1034 | void |
1910 | void |
1035 | aio_group (SV *callback=&PL_sv_undef) |
1911 | aio_group (SV *callback = &PL_sv_undef) |
1036 | PROTOTYPE: ;$ |
|
|
1037 | PPCODE: |
1912 | PPCODE: |
1038 | { |
1913 | { |
1039 | dREQ; |
1914 | dREQ; |
1040 | |
1915 | |
1041 | req->type = EIO_GROUP; |
1916 | req->type = EIO_GROUP; |
1042 | |
1917 | |
|
|
1918 | PUTBACK; |
1043 | req_submit (req); |
1919 | req_submit (req); |
|
|
1920 | SPAGAIN; |
|
|
1921 | |
1044 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1922 | XPUSHs (req_sv (req, aio_grp_stash)); |
1045 | } |
1923 | } |
1046 | |
1924 | |
1047 | void |
1925 | void |
1048 | aio_nop (SV *callback=&PL_sv_undef) |
1926 | aio_nop (SV *callback = &PL_sv_undef) |
1049 | ALIAS: |
1927 | ALIAS: |
1050 | aio_nop = EIO_NOP |
1928 | aio_nop = EIO_NOP |
1051 | aio_sync = EIO_SYNC |
1929 | aio_sync = EIO_SYNC |
1052 | PPCODE: |
1930 | PPCODE: |
1053 | { |
1931 | { |
… | |
… | |
1057 | |
1935 | |
1058 | REQ_SEND; |
1936 | REQ_SEND; |
1059 | } |
1937 | } |
1060 | |
1938 | |
1061 | int |
1939 | int |
1062 | aioreq_pri (int pri = 0) |
1940 | aioreq_pri (int pri = NO_INIT) |
1063 | PROTOTYPE: ;$ |
|
|
1064 | CODE: |
1941 | CODE: |
1065 | RETVAL = next_pri; |
1942 | RETVAL = next_pri; |
1066 | if (items > 0) |
1943 | if (items > 0) |
1067 | { |
1944 | { |
1068 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1945 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
… | |
… | |
1080 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1957 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1081 | next_pri = nice; |
1958 | next_pri = nice; |
1082 | |
1959 | |
1083 | void |
1960 | void |
1084 | flush () |
1961 | flush () |
1085 | PROTOTYPE: |
|
|
1086 | CODE: |
1962 | CODE: |
1087 | while (eio_nreqs ()) |
1963 | while (eio_nreqs ()) |
1088 | { |
1964 | { |
1089 | poll_wait (); |
1965 | poll_wait (); |
1090 | poll_cb (); |
1966 | poll_cb (); |
1091 | } |
1967 | } |
1092 | |
1968 | |
1093 | int |
1969 | int |
1094 | poll() |
1970 | poll () |
1095 | PROTOTYPE: |
|
|
1096 | CODE: |
1971 | CODE: |
1097 | poll_wait (); |
1972 | poll_wait (); |
1098 | RETVAL = poll_cb (); |
1973 | RETVAL = poll_cb (); |
1099 | OUTPUT: |
1974 | OUTPUT: |
1100 | RETVAL |
1975 | RETVAL |
1101 | |
1976 | |
1102 | int |
1977 | int |
1103 | poll_fileno() |
1978 | poll_fileno () |
1104 | PROTOTYPE: |
|
|
1105 | CODE: |
1979 | CODE: |
1106 | RETVAL = respipe [0]; |
1980 | RETVAL = s_epipe_fd (&respipe); |
1107 | OUTPUT: |
1981 | OUTPUT: |
1108 | RETVAL |
1982 | RETVAL |
1109 | |
1983 | |
1110 | int |
1984 | int |
1111 | poll_cb(...) |
1985 | poll_cb (...) |
1112 | PROTOTYPE: |
1986 | PROTOTYPE: |
1113 | CODE: |
1987 | CODE: |
1114 | RETVAL = poll_cb (); |
1988 | RETVAL = poll_cb (); |
1115 | OUTPUT: |
1989 | OUTPUT: |
1116 | RETVAL |
1990 | RETVAL |
1117 | |
1991 | |
1118 | void |
1992 | void |
1119 | poll_wait() |
1993 | poll_wait () |
1120 | PROTOTYPE: |
|
|
1121 | CODE: |
1994 | CODE: |
1122 | poll_wait (); |
1995 | poll_wait (); |
1123 | |
1996 | |
1124 | int |
1997 | int |
1125 | nreqs() |
1998 | nreqs () |
1126 | PROTOTYPE: |
|
|
1127 | CODE: |
1999 | CODE: |
1128 | RETVAL = eio_nreqs (); |
2000 | RETVAL = eio_nreqs (); |
1129 | OUTPUT: |
2001 | OUTPUT: |
1130 | RETVAL |
2002 | RETVAL |
1131 | |
2003 | |
1132 | int |
2004 | int |
1133 | nready() |
2005 | nready () |
1134 | PROTOTYPE: |
|
|
1135 | CODE: |
2006 | CODE: |
1136 | RETVAL = eio_nready (); |
2007 | RETVAL = eio_nready (); |
1137 | OUTPUT: |
2008 | OUTPUT: |
1138 | RETVAL |
2009 | RETVAL |
1139 | |
2010 | |
1140 | int |
2011 | int |
1141 | npending() |
2012 | npending () |
1142 | PROTOTYPE: |
|
|
1143 | CODE: |
2013 | CODE: |
1144 | RETVAL = eio_npending (); |
2014 | RETVAL = eio_npending (); |
1145 | OUTPUT: |
2015 | OUTPUT: |
1146 | RETVAL |
2016 | RETVAL |
1147 | |
2017 | |
1148 | int |
2018 | int |
1149 | nthreads() |
2019 | nthreads () |
1150 | PROTOTYPE: |
|
|
1151 | CODE: |
2020 | CODE: |
1152 | RETVAL = eio_nthreads (); |
2021 | RETVAL = eio_nthreads (); |
1153 | OUTPUT: |
2022 | OUTPUT: |
1154 | RETVAL |
2023 | RETVAL |
1155 | |
2024 | |
|
|
2025 | int |
|
|
2026 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
|
|
2027 | CODE: |
|
|
2028 | RETVAL = posix_fadvise (fh, offset, length, advice); |
|
|
2029 | OUTPUT: |
|
|
2030 | RETVAL |
|
|
2031 | |
|
|
2032 | IV |
|
|
2033 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
|
|
2034 | CODE: |
|
|
2035 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
|
|
2036 | OUTPUT: |
|
|
2037 | RETVAL |
|
|
2038 | |
|
|
2039 | void |
|
|
2040 | mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
|
|
2041 | PPCODE: |
|
|
2042 | sv_clear_foreign (scalar); |
|
|
2043 | { |
|
|
2044 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
|
|
2045 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
|
|
2046 | if (addr == (void *)-1) |
|
|
2047 | XSRETURN_NO; |
|
|
2048 | |
|
|
2049 | sv_set_foreign (scalar, &mmap_vtbl, addr, length); |
|
|
2050 | |
|
|
2051 | if (!(prot & PROT_WRITE)) |
|
|
2052 | SvREADONLY_on (scalar); |
|
|
2053 | |
|
|
2054 | XSRETURN_YES; |
|
|
2055 | } |
|
|
2056 | |
|
|
2057 | void |
|
|
2058 | munmap (SV *scalar) |
|
|
2059 | CODE: |
|
|
2060 | sv_clear_foreign (scalar); |
|
|
2061 | |
|
|
2062 | int |
|
|
2063 | madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
|
|
2064 | ALIAS: |
|
|
2065 | mprotect = 1 |
|
|
2066 | CODE: |
|
|
2067 | { |
|
|
2068 | STRLEN svlen; |
|
|
2069 | void *addr = SvPVbyte (scalar, svlen); |
|
|
2070 | STRLEN len = SvUV (length); |
|
|
2071 | |
|
|
2072 | if (offset < 0) |
|
|
2073 | offset += svlen; |
|
|
2074 | |
|
|
2075 | if (offset < 0 || offset > svlen) |
|
|
2076 | croak ("offset outside of scalar"); |
|
|
2077 | |
|
|
2078 | if (!SvOK (length) || len + offset > svlen) |
|
|
2079 | len = svlen - offset; |
|
|
2080 | |
|
|
2081 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
2082 | eio_page_align (&addr, &len); |
|
|
2083 | |
|
|
2084 | switch (ix) |
|
|
2085 | { |
|
|
2086 | case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break; |
|
|
2087 | case 1: RETVAL = mprotect (addr, len, advice_or_prot); break; |
|
|
2088 | } |
|
|
2089 | } |
|
|
2090 | OUTPUT: |
|
|
2091 | RETVAL |
|
|
2092 | |
|
|
2093 | int |
|
|
2094 | munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef) |
|
|
2095 | CODE: |
|
|
2096 | { |
|
|
2097 | STRLEN svlen; |
|
|
2098 | void *addr = SvPVbyte (scalar, svlen); |
|
|
2099 | size_t len = SvUV (length); |
|
|
2100 | |
|
|
2101 | if (offset < 0) |
|
|
2102 | offset += svlen; |
|
|
2103 | |
|
|
2104 | if (offset < 0 || offset > svlen) |
|
|
2105 | croak ("offset outside of scalar"); |
|
|
2106 | |
|
|
2107 | if (!SvOK (length) || len + offset > svlen) |
|
|
2108 | len = svlen - offset; |
|
|
2109 | |
|
|
2110 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
2111 | eio_page_align (&addr, &len); |
|
|
2112 | #if _POSIX_MEMLOCK_RANGE |
|
|
2113 | RETVAL = munlock (addr, len); |
|
|
2114 | #else |
|
|
2115 | RETVAL = EIO_ENOSYS (); |
|
|
2116 | #endif |
|
|
2117 | } |
|
|
2118 | OUTPUT: |
|
|
2119 | RETVAL |
|
|
2120 | |
|
|
2121 | int |
|
|
2122 | munlockall () |
|
|
2123 | CODE: |
|
|
2124 | #if _POSIX_MEMLOCK |
|
|
2125 | munlockall (); |
|
|
2126 | #else |
|
|
2127 | RETVAL = EIO_ENOSYS (); |
|
|
2128 | #endif |
|
|
2129 | OUTPUT: |
|
|
2130 | RETVAL |
|
|
2131 | |
|
|
2132 | int |
|
|
2133 | splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) |
|
|
2134 | CODE: |
|
|
2135 | { |
|
|
2136 | #if HAVE_LINUX_SPLICE |
|
|
2137 | loff_t off_in_, off_out_; |
|
|
2138 | RETVAL = splice ( |
|
|
2139 | rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0, |
|
|
2140 | wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0, |
|
|
2141 | length, flags |
|
|
2142 | ); |
|
|
2143 | #else |
|
|
2144 | RETVAL = EIO_ENOSYS (); |
|
|
2145 | #endif |
|
|
2146 | } |
|
|
2147 | OUTPUT: |
|
|
2148 | RETVAL |
|
|
2149 | |
|
|
2150 | int |
|
|
2151 | tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags) |
|
|
2152 | CODE: |
|
|
2153 | #if HAVE_LINUX_SPLICE |
|
|
2154 | RETVAL = tee (rfh, wfh, length, flags); |
|
|
2155 | #else |
|
|
2156 | RETVAL = EIO_ENOSYS (); |
|
|
2157 | #endif |
|
|
2158 | OUTPUT: |
|
|
2159 | RETVAL |
|
|
2160 | |
|
|
2161 | int |
|
|
2162 | pipesize (aio_rfd rfh, int new_size = -1) |
|
|
2163 | PROTOTYPE: $;$ |
|
|
2164 | CODE: |
|
|
2165 | #if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ) |
|
|
2166 | if (new_size >= 0) |
|
|
2167 | RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size); |
|
|
2168 | else |
|
|
2169 | RETVAL = fcntl (rfh, F_GETPIPE_SZ); |
|
|
2170 | #else |
|
|
2171 | errno = ENOSYS; |
|
|
2172 | RETVAL = -1; |
|
|
2173 | #endif |
|
|
2174 | OUTPUT: |
|
|
2175 | RETVAL |
|
|
2176 | |
|
|
2177 | void |
|
|
2178 | pipe2 (int flags = 0) |
|
|
2179 | PROTOTYPE: ;$ |
|
|
2180 | PPCODE: |
|
|
2181 | { |
|
|
2182 | int fd[2]; |
|
|
2183 | int res; |
|
|
2184 | |
|
|
2185 | if (flags) |
|
|
2186 | #if HAVE_PIPE2 |
|
|
2187 | res = pipe2 (fd, flags); |
|
|
2188 | #else |
|
|
2189 | res = (errno = ENOSYS, -1); |
|
|
2190 | #endif |
|
|
2191 | else |
|
|
2192 | res = pipe (fd); |
|
|
2193 | |
|
|
2194 | if (!res) |
|
|
2195 | { |
|
|
2196 | EXTEND (SP, 2); |
|
|
2197 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
|
|
2198 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
|
|
2199 | } |
|
|
2200 | } |
|
|
2201 | |
|
|
2202 | void |
|
|
2203 | eventfd (unsigned int initval = 0, int flags = 0) |
|
|
2204 | PPCODE: |
|
|
2205 | { |
|
|
2206 | int fd; |
|
|
2207 | #if HAVE_EVENTFD |
|
|
2208 | fd = eventfd (initval, flags); |
|
|
2209 | #else |
|
|
2210 | fd = (errno = ENOSYS, -1); |
|
|
2211 | #endif |
|
|
2212 | |
|
|
2213 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2214 | } |
|
|
2215 | |
|
|
2216 | void |
|
|
2217 | timerfd_create (int clockid, int flags = 0) |
|
|
2218 | PPCODE: |
|
|
2219 | { |
|
|
2220 | int fd; |
|
|
2221 | #if HAVE_TIMERFD |
|
|
2222 | fd = timerfd_create (clockid, flags); |
|
|
2223 | #else |
|
|
2224 | fd = (errno = ENOSYS, -1); |
|
|
2225 | #endif |
|
|
2226 | |
|
|
2227 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2228 | } |
|
|
2229 | |
|
|
2230 | void |
|
|
2231 | timerfd_settime (SV *fh, int flags, NV interval, NV value) |
|
|
2232 | PPCODE: |
|
|
2233 | { |
|
|
2234 | int fd = s_fileno_croak (fh, 0); |
|
|
2235 | int res; |
|
|
2236 | struct itimerspec its, ots; |
|
|
2237 | |
|
|
2238 | ts_set (&its.it_interval, interval); |
|
|
2239 | ts_set (&its.it_value , value); |
|
|
2240 | #if HAVE_TIMERFD |
|
|
2241 | res = timerfd_settime (fd, flags, &its, &ots); |
|
|
2242 | #else |
|
|
2243 | res = (errno = ENOSYS, -1); |
|
|
2244 | #endif |
|
|
2245 | |
|
|
2246 | if (!res) |
|
|
2247 | { |
|
|
2248 | EXTEND (SP, 2); |
|
|
2249 | PUSHs (newSVnv (ts_get (&ots.it_interval))); |
|
|
2250 | PUSHs (newSVnv (ts_get (&ots.it_value))); |
|
|
2251 | } |
|
|
2252 | } |
|
|
2253 | |
|
|
2254 | void |
|
|
2255 | timerfd_gettime (SV *fh) |
|
|
2256 | PPCODE: |
|
|
2257 | { |
|
|
2258 | int fd = s_fileno_croak (fh, 0); |
|
|
2259 | int res; |
|
|
2260 | struct itimerspec ots; |
|
|
2261 | #if HAVE_TIMERFD |
|
|
2262 | res = timerfd_gettime (fd, &ots); |
|
|
2263 | #else |
|
|
2264 | res = (errno = ENOSYS, -1); |
|
|
2265 | #endif |
|
|
2266 | |
|
|
2267 | if (!res) |
|
|
2268 | { |
|
|
2269 | EXTEND (SP, 2); |
|
|
2270 | PUSHs (newSVnv (ts_get (&ots.it_interval))); |
|
|
2271 | PUSHs (newSVnv (ts_get (&ots.it_value))); |
|
|
2272 | } |
|
|
2273 | } |
|
|
2274 | |
|
|
2275 | UV |
|
|
2276 | get_fdlimit () |
|
|
2277 | CODE: |
|
|
2278 | #if HAVE_RLIMITS |
|
|
2279 | struct rlimit rl; |
|
|
2280 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2281 | XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur); |
|
|
2282 | #endif |
|
|
2283 | XSRETURN_UNDEF; |
|
|
2284 | OUTPUT: |
|
|
2285 | RETVAL |
|
|
2286 | |
|
|
2287 | void |
|
|
2288 | min_fdlimit (UV limit = 0x7fffffffU) |
|
|
2289 | CODE: |
|
|
2290 | { |
|
|
2291 | #if HAVE_RLIMITS |
|
|
2292 | struct rlimit rl; |
|
|
2293 | rlim_t orig_rlim_max; |
|
|
2294 | UV bit; |
|
|
2295 | |
|
|
2296 | if (0 != getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2297 | goto fail; |
|
|
2298 | |
|
|
2299 | if (rl.rlim_cur == RLIM_INFINITY) |
|
|
2300 | XSRETURN_YES; |
|
|
2301 | |
|
|
2302 | orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max; |
|
|
2303 | |
|
|
2304 | if (rl.rlim_cur < limit) |
|
|
2305 | { |
|
|
2306 | rl.rlim_cur = limit; |
|
|
2307 | |
|
|
2308 | if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY) |
|
|
2309 | rl.rlim_max = rl.rlim_cur; |
|
|
2310 | } |
|
|
2311 | |
|
|
2312 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2313 | XSRETURN_YES; |
|
|
2314 | |
|
|
2315 | if (errno == EPERM) |
|
|
2316 | { |
|
|
2317 | /* setlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */ |
|
|
2318 | /* our limit overflows a system-wide limit */ |
|
|
2319 | /* try an adaptive algorithm, but do not lower the hardlimit */ |
|
|
2320 | rl.rlim_max = 0; |
|
|
2321 | for (bit = 0x40000000U; bit; bit >>= 1) |
|
|
2322 | { |
|
|
2323 | rl.rlim_max |= bit; |
|
|
2324 | rl.rlim_cur = rl.rlim_max; |
|
|
2325 | |
|
|
2326 | /* nevr decrease the hard limit */ |
|
|
2327 | if (rl.rlim_max < orig_rlim_max) |
|
|
2328 | break; |
|
|
2329 | |
|
|
2330 | if (0 != setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2331 | rl.rlim_max &= ~bit; /* too high, remove bit again */ |
|
|
2332 | } |
|
|
2333 | |
|
|
2334 | /* now, raise the soft limit to the max permitted */ |
|
|
2335 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2336 | { |
|
|
2337 | rl.rlim_cur = rl.rlim_max; |
|
|
2338 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2339 | errno = EPERM; |
|
|
2340 | } |
|
|
2341 | } |
|
|
2342 | #endif |
|
|
2343 | fail: |
|
|
2344 | XSRETURN_UNDEF; |
|
|
2345 | } |
|
|
2346 | |
1156 | void _on_next_submit (SV *cb) |
2347 | void _on_next_submit (SV *cb) |
1157 | CODE: |
2348 | CODE: |
1158 | SvREFCNT_dec (on_next_submit); |
2349 | SvREFCNT_dec (on_next_submit); |
1159 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
2350 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1160 | |
2351 | |
1161 | PROTOTYPES: DISABLE |
2352 | PROTOTYPES: DISABLE |
1162 | |
2353 | |
|
|
2354 | MODULE = IO::AIO PACKAGE = IO::AIO::WD |
|
|
2355 | |
|
|
2356 | BOOT: |
|
|
2357 | { |
|
|
2358 | newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD )); |
|
|
2359 | newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD)); |
|
|
2360 | } |
|
|
2361 | |
|
|
2362 | void |
|
|
2363 | DESTROY (SV *self) |
|
|
2364 | CODE: |
|
|
2365 | { |
|
|
2366 | aio_wd wd = SvAIO_WD (self); |
|
|
2367 | #if HAVE_AT |
|
|
2368 | { |
|
|
2369 | SV *callback = &PL_sv_undef; |
|
|
2370 | dREQ; /* clobbers next_pri :/ */ |
|
|
2371 | next_pri = req->pri; /* restore next_pri */ |
|
|
2372 | req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */ |
|
|
2373 | req->type = EIO_WD_CLOSE; |
|
|
2374 | req->wd = wd; |
|
|
2375 | REQ_SEND; |
|
|
2376 | } |
|
|
2377 | #else |
|
|
2378 | eio_wd_close_sync (wd); |
|
|
2379 | #endif |
|
|
2380 | } |
|
|
2381 | |
1163 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
2382 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
1164 | |
2383 | |
1165 | void |
2384 | void |
1166 | cancel (aio_req_ornot req) |
2385 | cancel (aio_req_ornot req) |
1167 | CODE: |
2386 | CODE: |
1168 | eio_cancel (req); |
2387 | eio_cancel (req); |
1169 | |
2388 | |
1170 | void |
2389 | void |
1171 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
2390 | cb (aio_req_ornot req, SV *callback = NO_INIT) |
1172 | PPCODE: |
2391 | PPCODE: |
1173 | { |
2392 | { |
1174 | if (GIMME_V != G_VOID) |
2393 | if (GIMME_V != G_VOID) |
1175 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
2394 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
1176 | |
2395 | |
… | |
… | |
1241 | limit (aio_req grp, int limit) |
2460 | limit (aio_req grp, int limit) |
1242 | CODE: |
2461 | CODE: |
1243 | eio_grp_limit (grp, limit); |
2462 | eio_grp_limit (grp, limit); |
1244 | |
2463 | |
1245 | void |
2464 | void |
1246 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
2465 | feed (aio_req grp, SV *callback = &PL_sv_undef) |
1247 | CODE: |
2466 | CODE: |
1248 | { |
2467 | { |
1249 | SvREFCNT_dec (grp->sv2); |
2468 | SvREFCNT_dec (grp->sv2); |
1250 | grp->sv2 = newSVsv (callback); |
2469 | grp->sv2 = newSVsv (callback); |
1251 | grp->feed = aio_grp_feed; |
2470 | grp->feed = aio_grp_feed; |