… | |
… | |
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 | #if !defined mg_findext |
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|
10 | # define mg_findext(sv,type,vtbl) mg_find (sv, type) |
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11 | #endif |
8 | |
12 | |
9 | #include <stddef.h> |
13 | #include <stddef.h> |
10 | #include <stdlib.h> |
14 | #include <stdlib.h> |
11 | #include <errno.h> |
15 | #include <errno.h> |
12 | #include <sys/types.h> |
16 | #include <sys/types.h> |
13 | #include <sys/stat.h> |
17 | #include <sys/stat.h> |
14 | #include <limits.h> |
18 | #include <limits.h> |
15 | #include <fcntl.h> |
19 | #include <fcntl.h> |
16 | #include <sched.h> |
20 | #include <sched.h> |
17 | |
21 | |
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22 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
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23 | # include <sys/mman.h> |
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24 | #endif |
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25 | |
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26 | /* the incompetent fool that created musl keeps __linux__, refuses |
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27 | * to implement any linux standard apis, and also has no way to test |
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28 | * for his broken iplementation. don't complain to me if this fails |
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29 | * for you. |
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30 | */ |
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31 | #if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) |
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32 | # include <linux/fs.h> |
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33 | # ifdef FS_IOC_FIEMAP |
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34 | # include <linux/types.h> |
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35 | # include <linux/fiemap.h> |
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36 | # define HAVE_FIEMAP 1 |
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37 | # endif |
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38 | #endif |
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39 | |
18 | /* perl namespace pollution */ |
40 | /* perl namespace pollution */ |
19 | #undef VERSION |
41 | #undef VERSION |
20 | |
|
|
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 | |
42 | |
70 | /* perl stupidly overrides readdir and maybe others */ |
43 | /* perl stupidly overrides readdir and maybe others */ |
71 | /* with thread-unsafe versions, imagine that :( */ |
44 | /* with thread-unsafe versions, imagine that :( */ |
72 | #undef readdir |
45 | #undef readdir |
73 | #undef opendir |
46 | #undef opendir |
74 | #undef closedir |
47 | #undef closedir |
75 | |
48 | |
|
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49 | #ifdef _WIN32 |
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50 | |
|
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51 | // perl overrides all those nice libc functions |
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52 | |
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53 | #undef malloc |
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54 | #undef free |
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55 | #undef open |
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56 | #undef read |
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57 | #undef write |
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58 | #undef send |
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59 | #undef recv |
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60 | #undef stat |
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61 | #undef lstat |
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62 | #undef fstat |
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63 | #undef truncate |
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64 | #undef ftruncate |
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65 | #undef open |
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66 | #undef link |
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67 | #undef close |
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68 | #undef unlink |
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69 | #undef mkdir |
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70 | #undef rmdir |
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71 | #undef rename |
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72 | #undef lseek |
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73 | #undef opendir |
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74 | #undef readdir |
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75 | #undef closedir |
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76 | #undef chmod |
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77 | #undef fchmod |
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78 | #undef dup |
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79 | #undef dup2 |
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80 | #undef abort |
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81 | #undef pipe |
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82 | |
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83 | #define EIO_STRUCT_STAT struct _stati64 |
76 | #define EIO_STRUCT_STAT Stat_t |
84 | #define EIO_STRUCT_STATI64 |
77 | |
85 | |
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 |
86 | #else |
82 | # define SvVAL64 SvNV |
87 | |
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88 | #include <sys/time.h> |
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89 | #include <sys/select.h> |
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90 | #include <unistd.h> |
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91 | #include <utime.h> |
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92 | #include <signal.h> |
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93 | |
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94 | #define EIO_STRUCT_STAT Stat_t |
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95 | |
83 | #endif |
96 | #endif |
84 | |
97 | |
85 | /*****************************************************************************/ |
98 | /*****************************************************************************/ |
86 | |
99 | |
87 | #if __GNUC__ >= 3 |
100 | #if __GNUC__ >= 3 |
… | |
… | |
93 | #define expect_false(expr) expect ((expr) != 0, 0) |
106 | #define expect_false(expr) expect ((expr) != 0, 0) |
94 | #define expect_true(expr) expect ((expr) != 0, 1) |
107 | #define expect_true(expr) expect ((expr) != 0, 1) |
95 | |
108 | |
96 | /*****************************************************************************/ |
109 | /*****************************************************************************/ |
97 | |
110 | |
98 | static HV *stash; |
111 | #include "libeio/config.h" |
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112 | |
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113 | #include "schmorp.h" |
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114 | |
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115 | #if HAVE_EVENTFD |
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116 | # include <sys/eventfd.h> |
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117 | #endif |
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118 | |
|
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119 | #if HAVE_TIMERFD |
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120 | # include <sys/timerfd.h> |
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121 | #endif |
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122 | |
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123 | #if HAVE_RLIMITS |
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124 | #include <sys/time.h> |
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125 | #include <sys/resource.h> |
|
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126 | #endif |
|
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127 | |
99 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
128 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
|
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129 | typedef int aio_rfd; /* read file desriptor */ |
|
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130 | typedef int aio_wfd; /* write file descriptor */ |
100 | |
131 | |
101 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
132 | 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 | |
133 | |
104 | #define EIO_REQ_MEMBERS \ |
134 | #define EIO_REQ_MEMBERS \ |
105 | SV *callback; \ |
135 | SV *callback; \ |
106 | SV *sv1, *sv2; \ |
136 | SV *sv1, *sv2; \ |
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137 | SV *sv3, *sv4; \ |
107 | STRLEN stroffset; \ |
138 | STRLEN stroffset; \ |
108 | SV *self; |
139 | SV *self; |
109 | |
140 | |
110 | #define EIO_NO_WRAPPERS 1 |
141 | #define EIO_NO_WRAPPERS 1 |
111 | |
142 | |
… | |
… | |
114 | static int req_invoke (eio_req *req); |
145 | static int req_invoke (eio_req *req); |
115 | #define EIO_FINISH(req) req_invoke (req) |
146 | #define EIO_FINISH(req) req_invoke (req) |
116 | static void req_destroy (eio_req *grp); |
147 | static void req_destroy (eio_req *grp); |
117 | #define EIO_DESTROY(req) req_destroy (req) |
148 | #define EIO_DESTROY(req) req_destroy (req) |
118 | |
149 | |
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150 | #include "libeio/eio.c" |
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151 | |
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152 | #if !HAVE_POSIX_FADVISE |
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153 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
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154 | #endif |
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155 | |
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156 | #if !HAVE_POSIX_MADVISE |
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157 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
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158 | #endif |
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159 | |
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160 | #ifndef MAP_ANONYMOUS |
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161 | # ifdef MAP_ANON |
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162 | # define MAP_ANONYMOUS MAP_ANON |
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163 | # else |
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164 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
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165 | # endif |
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166 | #endif |
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167 | |
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168 | /* defines all sorts of constants to 0 unless they are already defined */ |
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169 | /* also provides const_iv_ and const_niv_ macros for them */ |
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170 | #include "def0.h" |
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171 | |
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172 | #ifndef makedev |
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173 | # define makedev(maj,min) (((maj) << 8) | (min)) |
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174 | #endif |
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175 | #ifndef major |
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176 | # define major(dev) ((dev) >> 8) |
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177 | #endif |
|
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178 | #ifndef minor |
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179 | # define minor(dev) ((dev) & 0xff) |
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180 | #endif |
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181 | |
|
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182 | #if PAGESIZE <= 0 |
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183 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
|
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184 | #endif |
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185 | |
|
|
186 | /*****************************************************************************/ |
|
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187 | |
|
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188 | #if !_POSIX_MAPPED_FILES |
|
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189 | # define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS () |
|
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190 | # define munmap(addr,length) EIO_ENOSYS () |
|
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191 | #endif |
|
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192 | |
|
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193 | #if !_POSIX_MEMORY_PROTECTION |
|
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194 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
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195 | #endif |
|
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196 | |
|
|
197 | #if !MREMAP_MAYMOVE |
|
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198 | # define mremap(old_address,old_size,new_size,flags,new_address) (errno = ENOSYS, (void *)-1) |
|
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199 | #endif |
|
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200 | |
|
|
201 | #define FOREIGN_MAGIC PERL_MAGIC_ext |
|
|
202 | |
|
|
203 | static int ecb_cold |
|
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204 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
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205 | { |
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206 | int old_errno = errno; |
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207 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
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208 | errno = old_errno; |
|
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209 | |
|
|
210 | mg->mg_obj = 0; /* just in case */ |
|
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211 | |
|
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212 | SvREADONLY_off (sv); |
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213 | |
|
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214 | if (SvPVX (sv) != mg->mg_ptr) |
|
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215 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
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216 | |
|
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217 | SvCUR_set (sv, 0); |
|
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218 | SvPVX (sv) = 0; |
|
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219 | SvOK_off (sv); |
|
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220 | |
|
|
221 | return 0; |
|
|
222 | } |
|
|
223 | |
|
|
224 | static MGVTBL mmap_vtbl = { |
|
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225 | 0, 0, 0, 0, mmap_free |
|
|
226 | }; |
|
|
227 | |
|
|
228 | static int ecb_cold |
|
|
229 | sysfree_free (pTHX_ SV *sv, MAGIC *mg) |
|
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230 | { |
|
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231 | free (mg->mg_ptr); |
|
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232 | mg->mg_obj = 0; /* just in case */ |
|
|
233 | |
|
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234 | SvREADONLY_off (sv); |
|
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235 | |
|
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236 | if (SvPVX (sv) != mg->mg_ptr) |
|
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237 | croak ("ERROR: IO::AIO mapped scalar changed location, detected"); |
|
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238 | |
|
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239 | SvCUR_set (sv, 0); |
|
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240 | SvPVX (sv) = 0; |
|
|
241 | SvOK_off (sv); |
|
|
242 | |
|
|
243 | return 0; |
|
|
244 | } |
|
|
245 | |
|
|
246 | static MGVTBL sysfree_vtbl = { |
|
|
247 | 0, 0, 0, 0, sysfree_free |
|
|
248 | }; |
|
|
249 | |
|
|
250 | /*****************************************************************************/ |
|
|
251 | |
|
|
252 | /* helper: set scalar to foreign ptr with custom free */ |
|
|
253 | static void |
|
|
254 | sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length) |
|
|
255 | { |
|
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256 | sv_force_normal (sv); |
|
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257 | |
|
|
258 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
259 | sv_magicext (sv, 0, FOREIGN_MAGIC, vtbl, (char *)addr, 0) |
|
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260 | ->mg_obj = (SV *)length; |
|
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261 | |
|
|
262 | SvUPGRADE (sv, SVt_PV); /* nop... */ |
|
|
263 | |
|
|
264 | if (SvLEN (sv)) |
|
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265 | Safefree (SvPVX (sv)); |
|
|
266 | |
|
|
267 | SvPVX (sv) = (char *)addr; |
|
|
268 | SvCUR_set (sv, length); |
|
|
269 | SvLEN_set (sv, 0); |
|
|
270 | SvPOK_only (sv); |
|
|
271 | } |
|
|
272 | |
|
|
273 | static void |
|
|
274 | sv_clear_foreign (SV *sv) |
|
|
275 | { |
|
|
276 | /* todo: iterate over magic and only free ours, but of course */ |
|
|
277 | /* the perl5porters will call that (correct) behaviour buggy */ |
|
|
278 | sv_unmagic (sv, FOREIGN_MAGIC); |
|
|
279 | } |
|
|
280 | |
|
|
281 | /*****************************************************************************/ |
|
|
282 | |
|
|
283 | static void |
|
|
284 | fiemap (eio_req *req) |
|
|
285 | { |
|
|
286 | req->result = -1; |
|
|
287 | |
|
|
288 | #if HAVE_FIEMAP |
|
|
289 | /* assume some c99 */ |
|
|
290 | struct fiemap *fiemap = 0; |
|
|
291 | size_t end_offset; |
|
|
292 | int count = req->int3; |
|
|
293 | |
|
|
294 | req->flags |= EIO_FLAG_PTR1_FREE; |
|
|
295 | |
|
|
296 | /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */ |
|
|
297 | /* increase in 3.5kb steps */ |
|
|
298 | if (count < 0) |
|
|
299 | count = 8; |
|
|
300 | |
|
|
301 | fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); |
|
|
302 | errno = ENOMEM; |
|
|
303 | if (!fiemap) |
|
|
304 | return; |
|
|
305 | |
|
|
306 | req->ptr1 = fiemap; |
|
|
307 | |
|
|
308 | fiemap->fm_start = req->offs; |
|
|
309 | fiemap->fm_length = req->size; |
|
|
310 | fiemap->fm_flags = req->int2; |
|
|
311 | fiemap->fm_extent_count = count; |
|
|
312 | |
|
|
313 | if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0) |
|
|
314 | return; |
|
|
315 | |
|
|
316 | if (req->int3 >= 0 /* not autosizing */ |
|
|
317 | || !fiemap->fm_mapped_extents /* no more extents */ |
|
|
318 | || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */) |
|
|
319 | goto done; |
|
|
320 | |
|
|
321 | /* else we have to loop - |
|
|
322 | * it would be tempting (actually I tried that first) to just query the |
|
|
323 | * number of extents needed, but linux often feels like not returning all |
|
|
324 | * extents, without telling us it left any out. this complicates |
|
|
325 | * this quite a bit. |
|
|
326 | */ |
|
|
327 | |
|
|
328 | end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start); |
|
|
329 | |
|
|
330 | for (;;) |
|
|
331 | { |
|
|
332 | /* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */ |
|
|
333 | char scratch[3072]; |
|
|
334 | struct fiemap *incmap = (struct fiemap *)scratch; |
|
|
335 | |
|
|
336 | incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical |
|
|
337 | + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length; |
|
|
338 | incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start); |
|
|
339 | incmap->fm_flags = fiemap->fm_flags; |
|
|
340 | incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent); |
|
|
341 | |
|
|
342 | if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0) |
|
|
343 | return; |
|
|
344 | |
|
|
345 | if (!incmap->fm_mapped_extents) |
|
|
346 | goto done; |
|
|
347 | |
|
|
348 | count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents; |
|
|
349 | fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); |
|
|
350 | errno = ENOMEM; |
|
|
351 | if (!fiemap) |
|
|
352 | return; |
|
|
353 | |
|
|
354 | req->ptr1 = fiemap; |
|
|
355 | |
|
|
356 | for (count = 0; count < incmap->fm_mapped_extents; ++count) |
|
|
357 | { |
|
|
358 | struct fiemap_extent *e = incmap->fm_extents + count; |
|
|
359 | |
|
|
360 | if (e->fe_logical + e->fe_length >= end_offset) |
|
|
361 | goto done; |
|
|
362 | |
|
|
363 | fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e; |
|
|
364 | |
|
|
365 | if (e->fe_flags & FIEMAP_EXTENT_LAST) |
|
|
366 | goto done; |
|
|
367 | |
|
|
368 | } |
|
|
369 | } |
|
|
370 | |
|
|
371 | done: |
|
|
372 | req->result = 0; |
|
|
373 | |
|
|
374 | #else |
|
|
375 | errno = ENOSYS; |
|
|
376 | #endif |
|
|
377 | } |
|
|
378 | |
|
|
379 | /*****************************************************************************/ |
|
|
380 | |
119 | enum { |
381 | enum { |
120 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
382 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
121 | }; |
383 | }; |
122 | |
384 | |
123 | #include "libeio/eio.c" |
|
|
124 | |
|
|
125 | typedef eio_req *aio_req; |
385 | typedef eio_req *aio_req; |
126 | typedef eio_req *aio_req_ornot; |
386 | typedef eio_req *aio_req_ornot; |
|
|
387 | typedef eio_wd aio_wd; |
127 | |
388 | |
128 | static SV *on_next_submit; |
389 | static SV *on_next_submit; |
129 | static int next_pri = EIO_PRI_DEFAULT; |
390 | static int next_pri = EIO_PRI_DEFAULT; |
130 | static int max_outstanding; |
391 | static int max_outstanding; |
131 | |
392 | |
132 | static int respipe_osf [2], respipe [2] = { -1, -1 }; |
393 | static s_epipe respipe; |
133 | |
394 | |
134 | static void req_destroy (aio_req req); |
395 | static void req_destroy (aio_req req); |
135 | static void req_cancel (aio_req req); |
396 | static void req_cancel (aio_req req); |
136 | |
397 | |
137 | static void want_poll (void) |
398 | static void |
|
|
399 | want_poll (void) |
138 | { |
400 | { |
139 | /* write a dummy byte to the pipe so fh becomes ready */ |
401 | /* write a dummy byte to the pipe so fh becomes ready */ |
140 | respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); |
402 | s_epipe_signal (&respipe); |
141 | } |
403 | } |
142 | |
404 | |
143 | static void done_poll (void) |
405 | static void |
|
|
406 | done_poll (void) |
144 | { |
407 | { |
145 | /* read any signals sent by the worker threads */ |
408 | /* read any signals sent by the worker threads */ |
146 | char buf [4]; |
409 | s_epipe_drain (&respipe); |
147 | while (respipe_read (respipe [0], buf, 4) == 4) |
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148 | ; |
|
|
149 | } |
410 | } |
150 | |
411 | |
151 | /* must be called at most once */ |
412 | /* must be called at most once */ |
152 | static SV *req_sv (aio_req req, const char *klass) |
413 | static SV * |
|
|
414 | req_sv (aio_req req, HV *stash) |
153 | { |
415 | { |
154 | if (!req->self) |
416 | if (!req->self) |
155 | { |
417 | { |
156 | req->self = (SV *)newHV (); |
418 | req->self = (SV *)newHV (); |
157 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
419 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
158 | } |
420 | } |
159 | |
421 | |
160 | return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); |
422 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
161 | } |
423 | } |
162 | |
424 | |
163 | static aio_req SvAIO_REQ (SV *sv) |
425 | static SV * |
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|
426 | newSVaio_wd (aio_wd wd) |
|
|
427 | { |
|
|
428 | return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash); |
|
|
429 | } |
|
|
430 | |
|
|
431 | static aio_req |
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432 | SvAIO_REQ (SV *sv) |
164 | { |
433 | { |
165 | MAGIC *mg; |
434 | MAGIC *mg; |
166 | |
435 | |
167 | if (!sv_derived_from (sv, AIO_REQ_KLASS) || !SvROK (sv)) |
436 | if (!SvROK (sv) |
|
|
437 | /* for speed reasons, we do not verify that SvROK actually has a stash ptr */ |
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438 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
|
|
439 | && SvSTASH (SvRV (sv)) != aio_req_stash |
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440 | && !sv_derived_from (sv, "IO::AIO::REQ"))) |
168 | croak ("object of class " AIO_REQ_KLASS " expected"); |
441 | croak ("object of class IO::AIO::REQ expected"); |
169 | |
442 | |
170 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
443 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
171 | |
444 | |
172 | return mg ? (aio_req)mg->mg_ptr : 0; |
445 | return mg ? (aio_req)mg->mg_ptr : 0; |
173 | } |
446 | } |
174 | |
447 | |
|
|
448 | static aio_wd |
|
|
449 | SvAIO_WD (SV *sv) |
|
|
450 | { |
|
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451 | if (!SvROK (sv) |
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452 | || SvTYPE (SvRV (sv)) != SVt_PVMG |
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453 | || SvSTASH (SvRV (sv)) != aio_wd_stash) |
|
|
454 | croak ("IO::AIO: expected a working directory object as returned by aio_wd"); |
|
|
455 | |
|
|
456 | return (aio_wd)(long)SvIVX (SvRV (sv)); |
|
|
457 | } |
|
|
458 | |
|
|
459 | static SV * |
|
|
460 | newmortalFH (int fd, int flags) |
|
|
461 | { |
|
|
462 | if (fd < 0) |
|
|
463 | return &PL_sv_undef; |
|
|
464 | |
|
|
465 | GV *gv = (GV *)sv_newmortal (); |
|
|
466 | char sym[64]; |
|
|
467 | int symlen; |
|
|
468 | |
|
|
469 | symlen = snprintf (sym, sizeof (sym), "fd#%d", fd); |
|
|
470 | gv_init (gv, aio_stash, sym, symlen, 0); |
|
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471 | |
|
|
472 | symlen = snprintf ( |
|
|
473 | sym, |
|
|
474 | sizeof (sym), |
|
|
475 | "%s&=%d", |
|
|
476 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
|
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477 | fd |
|
|
478 | ); |
|
|
479 | |
|
|
480 | return do_open (gv, sym, symlen, 0, 0, 0, 0) |
|
|
481 | ? (SV *)gv : &PL_sv_undef; |
|
|
482 | } |
|
|
483 | |
|
|
484 | static void |
175 | static void aio_grp_feed (aio_req grp) |
485 | aio_grp_feed (aio_req grp) |
176 | { |
486 | { |
177 | if (grp->sv2 && SvOK (grp->sv2)) |
487 | if (grp->sv2 && SvOK (grp->sv2)) |
178 | { |
488 | { |
179 | dSP; |
489 | dSP; |
180 | |
490 | |
181 | ENTER; |
491 | ENTER; |
182 | SAVETMPS; |
492 | SAVETMPS; |
183 | PUSHMARK (SP); |
493 | PUSHMARK (SP); |
184 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
494 | XPUSHs (req_sv (grp, aio_grp_stash)); |
185 | PUTBACK; |
495 | PUTBACK; |
186 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
496 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
187 | SPAGAIN; |
497 | SPAGAIN; |
188 | FREETMPS; |
498 | FREETMPS; |
189 | LEAVE; |
499 | LEAVE; |
190 | } |
500 | } |
191 | } |
501 | } |
192 | |
502 | |
|
|
503 | static void |
193 | static void req_submit (eio_req *req) |
504 | req_submit (eio_req *req) |
194 | { |
505 | { |
195 | eio_submit (req); |
506 | eio_submit (req); |
196 | |
507 | |
197 | if (expect_false (on_next_submit)) |
508 | if (expect_false (on_next_submit)) |
198 | { |
509 | { |
… | |
… | |
205 | PUTBACK; |
516 | PUTBACK; |
206 | call_sv (cb, G_DISCARD | G_EVAL); |
517 | call_sv (cb, G_DISCARD | G_EVAL); |
207 | } |
518 | } |
208 | } |
519 | } |
209 | |
520 | |
|
|
521 | static int |
210 | static int req_invoke (eio_req *req) |
522 | req_invoke (eio_req *req) |
211 | { |
523 | { |
212 | dSP; |
|
|
213 | |
|
|
214 | if (req->flags & FLAG_SV2_RO_OFF) |
524 | if (req->flags & FLAG_SV2_RO_OFF) |
215 | SvREADONLY_off (req->sv2); |
525 | SvREADONLY_off (req->sv2); |
216 | |
526 | |
217 | if (!EIO_CANCELLED (req) && req->callback) |
527 | if (!EIO_CANCELLED (req) && req->callback) |
218 | { |
528 | { |
|
|
529 | dSP; |
|
|
530 | static SV *sv_result_cache; /* caches the result integer SV */ |
|
|
531 | SV *sv_result; |
|
|
532 | |
219 | ENTER; |
533 | ENTER; |
220 | SAVETMPS; |
534 | SAVETMPS; |
221 | PUSHMARK (SP); |
535 | PUSHMARK (SP); |
222 | EXTEND (SP, 1); |
536 | EXTEND (SP, 1); |
223 | |
537 | |
|
|
538 | /* do not recreate the result IV from scratch each time */ |
|
|
539 | if (expect_true (sv_result_cache)) |
|
|
540 | { |
|
|
541 | sv_result = sv_result_cache; sv_result_cache = 0; |
|
|
542 | SvIV_set (sv_result, req->result); |
|
|
543 | SvIOK_only (sv_result); |
|
|
544 | } |
|
|
545 | else |
|
|
546 | { |
|
|
547 | sv_result = newSViv (req->result); |
|
|
548 | SvREADONLY_on (sv_result); |
|
|
549 | } |
|
|
550 | |
224 | switch (req->type) |
551 | switch (req->type) |
225 | { |
552 | { |
|
|
553 | case EIO_WD_OPEN: |
|
|
554 | PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd))); |
|
|
555 | break; |
|
|
556 | |
226 | case EIO_READDIR: |
557 | case EIO_READDIR: |
227 | { |
558 | { |
228 | SV *rv = &PL_sv_undef; |
559 | SV *rv = &PL_sv_undef; |
229 | |
560 | |
230 | if (req->result >= 0) |
561 | if (req->result >= 0) |
231 | { |
562 | { |
232 | int i; |
563 | int i; |
233 | char *buf = req->ptr2; |
564 | char *names = (char *)req->ptr2; |
|
|
565 | eio_dirent *ent = (eio_dirent *)req->ptr1; /* might be 0 */ |
234 | AV *av = newAV (); |
566 | AV *av = newAV (); |
235 | |
567 | |
236 | av_extend (av, req->result - 1); |
568 | av_extend (av, req->result - 1); |
237 | |
569 | |
238 | for (i = 0; i < req->result; ++i) |
570 | for (i = 0; i < req->result; ++i) |
239 | { |
571 | { |
240 | SV *sv = newSVpv (buf, 0); |
572 | if (req->int1 & EIO_READDIR_DENTS) |
|
|
573 | { |
|
|
574 | SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen); |
241 | |
575 | |
|
|
576 | if (req->int1 & EIO_READDIR_CUSTOM2) |
|
|
577 | { |
|
|
578 | static SV *sv_type [EIO_DT_MAX + 1]; /* type sv cache */ |
|
|
579 | AV *avent = newAV (); |
|
|
580 | |
|
|
581 | av_extend (avent, 2); |
|
|
582 | |
|
|
583 | if (!sv_type [ent->type]) |
|
|
584 | { |
|
|
585 | sv_type [ent->type] = newSViv (ent->type); |
|
|
586 | SvREADONLY_on (sv_type [ent->type]); |
|
|
587 | } |
|
|
588 | |
|
|
589 | av_store (avent, 0, namesv); |
|
|
590 | av_store (avent, 1, SvREFCNT_inc (sv_type [ent->type])); |
|
|
591 | av_store (avent, 2, IVSIZE >= 8 ? newSVuv (ent->inode) : newSVnv (ent->inode)); |
|
|
592 | |
|
|
593 | av_store (av, i, newRV_noinc ((SV *)avent)); |
|
|
594 | } |
|
|
595 | else |
242 | av_store (av, i, sv); |
596 | av_store (av, i, namesv); |
|
|
597 | |
|
|
598 | ++ent; |
|
|
599 | } |
|
|
600 | else |
|
|
601 | { |
|
|
602 | SV *name = newSVpv (names, 0); |
|
|
603 | av_store (av, i, name); |
243 | buf += SvCUR (sv) + 1; |
604 | names += SvCUR (name) + 1; |
|
|
605 | } |
244 | } |
606 | } |
245 | |
607 | |
246 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
608 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
247 | } |
609 | } |
248 | |
610 | |
249 | PUSHs (rv); |
611 | PUSHs (rv); |
|
|
612 | |
|
|
613 | if (req->int1 & EIO_READDIR_CUSTOM1) |
|
|
614 | XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); |
250 | } |
615 | } |
251 | break; |
616 | break; |
252 | |
617 | |
253 | case EIO_OPEN: |
618 | case EIO_OPEN: |
|
|
619 | PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR))); |
|
|
620 | break; |
|
|
621 | |
|
|
622 | case EIO_STATVFS: |
|
|
623 | case EIO_FSTATVFS: |
254 | { |
624 | { |
255 | /* convert fd to fh */ |
|
|
256 | SV *fh = &PL_sv_undef; |
625 | SV *rv = &PL_sv_undef; |
257 | |
626 | |
|
|
627 | #ifndef _WIN32 |
258 | if (req->result >= 0) |
628 | if (req->result >= 0) |
259 | { |
629 | { |
|
|
630 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
260 | GV *gv = (GV *)sv_newmortal (); |
631 | HV *hv = newHV (); |
261 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
632 | /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom |
262 | char sym [64]; |
633 | * chooses to make it a struct. |
263 | int symlen; |
|
|
264 | |
634 | */ |
265 | symlen = snprintf (sym, sizeof (sym), "fd#%d", req->result); |
635 | unsigned long fsid = 0; |
266 | gv_init (gv, stash, sym, symlen, 0); |
636 | memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid)); |
267 | |
637 | |
268 | symlen = snprintf ( |
638 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
269 | sym, |
|
|
270 | sizeof (sym), |
|
|
271 | "%s&=%d", |
|
|
272 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
|
|
273 | req->result |
|
|
274 | ); |
|
|
275 | |
639 | |
276 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
640 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
277 | fh = (SV *)gv; |
641 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
|
|
642 | hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0); |
|
|
643 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
|
|
644 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
|
|
645 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
|
|
646 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
|
|
647 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
|
|
648 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0); |
|
|
649 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
|
|
650 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
278 | } |
651 | } |
|
|
652 | #endif |
279 | |
653 | |
280 | PUSHs (fh); |
654 | PUSHs (rv); |
281 | } |
655 | } |
|
|
656 | |
282 | break; |
657 | break; |
283 | |
658 | |
284 | case EIO_GROUP: |
659 | case EIO_GROUP: |
285 | req->int1 = 2; /* mark group as finished */ |
660 | req->int1 = 2; /* mark group as finished */ |
286 | |
661 | |
… | |
… | |
298 | case EIO_NOP: |
673 | case EIO_NOP: |
299 | case EIO_BUSY: |
674 | case EIO_BUSY: |
300 | break; |
675 | break; |
301 | |
676 | |
302 | case EIO_READLINK: |
677 | case EIO_READLINK: |
|
|
678 | case EIO_REALPATH: |
303 | if (req->result > 0) |
679 | if (req->result > 0) |
304 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
680 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
305 | break; |
681 | break; |
306 | |
682 | |
307 | case EIO_STAT: |
683 | case EIO_STAT: |
308 | case EIO_LSTAT: |
684 | case EIO_LSTAT: |
309 | case EIO_FSTAT: |
685 | case EIO_FSTAT: |
310 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
686 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
|
|
687 | |
311 | PL_laststatval = req->result; |
688 | if (!(PL_laststatval = req->result)) |
|
|
689 | /* if compilation fails here then perl's Stat_t is not struct _stati64 */ |
312 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
690 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
313 | PUSHs (sv_2mortal (newSViv (req->result))); |
691 | |
|
|
692 | PUSHs (sv_result); |
314 | break; |
693 | break; |
315 | |
694 | |
|
|
695 | case EIO_SEEK: |
|
|
696 | PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs))); |
|
|
697 | break; |
|
|
698 | |
316 | case EIO_READ: |
699 | case EIO_READ: |
|
|
700 | { |
317 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
701 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
318 | *SvEND (req->sv2) = 0; |
702 | *SvEND (req->sv2) = 0; |
319 | PUSHs (sv_2mortal (newSViv (req->result))); |
703 | SvPOK_only (req->sv2); |
|
|
704 | SvSETMAGIC (req->sv2); |
|
|
705 | PUSHs (sv_result); |
|
|
706 | } |
320 | break; |
707 | break; |
321 | |
708 | |
322 | case EIO_DUP2: |
709 | case EIO_SLURP: |
|
|
710 | { |
|
|
711 | if (req->result >= 0) |
|
|
712 | { |
|
|
713 | /* if length was originally not known, we steal the malloc'ed memory */ |
|
|
714 | if (req->flags & EIO_FLAG_PTR2_FREE) |
|
|
715 | { |
|
|
716 | req->flags &= ~EIO_FLAG_PTR2_FREE; |
|
|
717 | sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result); |
|
|
718 | } |
|
|
719 | else |
|
|
720 | { |
|
|
721 | SvCUR_set (req->sv2, req->result); |
|
|
722 | *SvEND (req->sv2) = 0; |
|
|
723 | SvPOK_only (req->sv2); |
|
|
724 | } |
|
|
725 | |
|
|
726 | SvSETMAGIC (req->sv2); |
|
|
727 | } |
|
|
728 | |
|
|
729 | PUSHs (sv_result); |
|
|
730 | } |
|
|
731 | break; |
|
|
732 | |
|
|
733 | case EIO_CUSTOM: |
|
|
734 | if (req->feed == fiemap) |
|
|
735 | { |
|
|
736 | #if HAVE_FIEMAP |
|
|
737 | if (!req->result) |
|
|
738 | { |
|
|
739 | struct fiemap *fiemap = (struct fiemap *)req->ptr1; |
|
|
740 | |
|
|
741 | if (fiemap->fm_extent_count) |
|
|
742 | { |
|
|
743 | AV *av = newAV (); |
|
|
744 | int i; |
|
|
745 | |
|
|
746 | while (fiemap->fm_mapped_extents) |
|
|
747 | { |
|
|
748 | struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents]; |
|
|
749 | AV *ext_av = newAV (); |
|
|
750 | |
|
|
751 | av_store (ext_av, 3, newSVuv (extent->fe_flags)); |
|
|
752 | av_store (ext_av, 2, newSVval64 (extent->fe_length)); |
|
|
753 | av_store (ext_av, 1, newSVval64 (extent->fe_physical)); |
|
|
754 | av_store (ext_av, 0, newSVval64 (extent->fe_logical)); |
|
|
755 | |
|
|
756 | av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av)); |
|
|
757 | } |
|
|
758 | |
|
|
759 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
|
|
760 | } |
|
|
761 | else |
|
|
762 | { |
|
|
763 | SvIV_set (sv_result, fiemap->fm_mapped_extents); |
|
|
764 | PUSHs (sv_result); |
|
|
765 | } |
|
|
766 | } |
|
|
767 | #endif |
|
|
768 | } |
|
|
769 | else |
|
|
770 | PUSHs (sv_result); |
|
|
771 | break; |
|
|
772 | |
|
|
773 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
323 | if (req->result > 0) |
774 | if (req->result > 0) |
324 | req->result = 0; |
775 | SvIV_set (sv_result, 0); |
325 | /* FALLTHROUGH */ |
776 | /* FALLTHROUGH */ |
326 | |
777 | |
327 | default: |
778 | default: |
328 | PUSHs (sv_2mortal (newSViv (req->result))); |
779 | PUSHs (sv_result); |
329 | break; |
780 | break; |
330 | } |
781 | } |
331 | |
782 | |
332 | errno = req->errorno; |
783 | errno = req->errorno; |
333 | |
784 | |
334 | PUTBACK; |
785 | PUTBACK; |
335 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
786 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
336 | SPAGAIN; |
787 | SPAGAIN; |
337 | |
788 | |
|
|
789 | if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache)) |
|
|
790 | SvREFCNT_dec (sv_result); |
|
|
791 | else |
|
|
792 | sv_result_cache = sv_result; |
|
|
793 | |
338 | FREETMPS; |
794 | FREETMPS; |
339 | LEAVE; |
795 | LEAVE; |
340 | |
796 | |
341 | PUTBACK; |
797 | PUTBACK; |
342 | } |
798 | } |
343 | |
799 | |
344 | return !!SvTRUE (ERRSV); |
800 | return !!SvTRUE (ERRSV); |
345 | } |
801 | } |
346 | |
802 | |
|
|
803 | static void |
347 | static void req_destroy (aio_req req) |
804 | req_destroy (aio_req req) |
348 | { |
805 | { |
349 | if (req->self) |
806 | if (req->self) |
350 | { |
807 | { |
351 | sv_unmagic (req->self, PERL_MAGIC_ext); |
808 | sv_unmagic (req->self, PERL_MAGIC_ext); |
352 | SvREFCNT_dec (req->self); |
809 | SvREFCNT_dec (req->self); |
353 | } |
810 | } |
354 | |
811 | |
355 | SvREFCNT_dec (req->sv1); |
812 | SvREFCNT_dec (req->sv1); |
356 | SvREFCNT_dec (req->sv2); |
813 | SvREFCNT_dec (req->sv2); |
|
|
814 | SvREFCNT_dec (req->sv3); |
|
|
815 | SvREFCNT_dec (req->sv4); |
357 | SvREFCNT_dec (req->callback); |
816 | SvREFCNT_dec (req->callback); |
358 | |
817 | |
359 | Safefree (req); |
818 | free (req); |
360 | } |
819 | } |
361 | |
820 | |
|
|
821 | static void |
362 | static void req_cancel_subs (aio_req grp) |
822 | req_cancel_subs (aio_req grp) |
363 | { |
823 | { |
364 | aio_req sub; |
|
|
365 | |
|
|
366 | if (grp->type != EIO_GROUP) |
824 | if (grp->type != EIO_GROUP) |
367 | return; |
825 | return; |
368 | |
826 | |
369 | SvREFCNT_dec (grp->sv2); |
827 | SvREFCNT_dec (grp->sv2); |
370 | grp->sv2 = 0; |
828 | grp->sv2 = 0; |
371 | |
829 | |
372 | eio_grp_cancel (grp); |
830 | eio_grp_cancel (grp); |
373 | } |
831 | } |
374 | |
832 | |
375 | #ifdef USE_SOCKETS_AS_HANDLES |
833 | static void ecb_cold |
376 | # define TO_SOCKET(x) (win32_get_osfhandle (x)) |
834 | create_respipe (void) |
377 | #else |
835 | { |
378 | # define TO_SOCKET(x) (x) |
836 | if (s_epipe_renew (&respipe)) |
379 | #endif |
837 | croak ("IO::AIO: unable to initialize result pipe"); |
|
|
838 | } |
380 | |
839 | |
381 | static void |
840 | static void |
382 | create_respipe (void) |
841 | poll_wait (void) |
383 | { |
842 | { |
384 | int old_readfd = respipe [0]; |
|
|
385 | |
|
|
386 | if (respipe [1] >= 0) |
|
|
387 | respipe_close (TO_SOCKET (respipe [1])); |
|
|
388 | |
|
|
389 | #ifdef _WIN32 |
|
|
390 | if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe)) |
|
|
391 | #else |
|
|
392 | if (pipe (respipe)) |
|
|
393 | #endif |
|
|
394 | croak ("unable to initialize result pipe"); |
|
|
395 | |
|
|
396 | if (old_readfd >= 0) |
|
|
397 | { |
|
|
398 | if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) |
|
|
399 | croak ("unable to initialize result pipe(2)"); |
|
|
400 | |
|
|
401 | respipe_close (respipe [0]); |
|
|
402 | respipe [0] = old_readfd; |
|
|
403 | } |
|
|
404 | |
|
|
405 | #ifdef _WIN32 |
|
|
406 | int arg = 1; |
|
|
407 | if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg) |
|
|
408 | || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg)) |
|
|
409 | #else |
|
|
410 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) |
|
|
411 | || fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
|
|
412 | #endif |
|
|
413 | croak ("unable to initialize result pipe(3)"); |
|
|
414 | |
|
|
415 | respipe_osf [0] = TO_SOCKET (respipe [0]); |
|
|
416 | respipe_osf [1] = TO_SOCKET (respipe [1]); |
|
|
417 | } |
|
|
418 | |
|
|
419 | static void poll_wait (void) |
|
|
420 | { |
|
|
421 | fd_set rfd; |
|
|
422 | |
|
|
423 | while (eio_nreqs ()) |
843 | while (eio_nreqs ()) |
424 | { |
844 | { |
425 | int size; |
845 | int size; |
426 | |
846 | |
427 | X_LOCK (reslock); |
847 | X_LOCK (EIO_POOL->reslock); |
428 | size = res_queue.size; |
848 | size = EIO_POOL->res_queue.size; |
429 | X_UNLOCK (reslock); |
849 | X_UNLOCK (EIO_POOL->reslock); |
430 | |
850 | |
431 | if (size) |
851 | if (size) |
432 | return; |
852 | return; |
433 | |
853 | |
434 | etp_maybe_start_thread (); |
854 | etp_maybe_start_thread (EIO_POOL); |
435 | |
855 | |
436 | FD_ZERO (&rfd); |
856 | s_epipe_wait (&respipe); |
437 | FD_SET (respipe [0], &rfd); |
|
|
438 | |
|
|
439 | PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); |
|
|
440 | } |
857 | } |
441 | } |
858 | } |
442 | |
859 | |
443 | static int poll_cb (void) |
860 | static int |
|
|
861 | poll_cb (void) |
444 | { |
862 | { |
445 | for (;;) |
863 | for (;;) |
446 | { |
864 | { |
447 | int res = eio_poll (); |
865 | int res = eio_poll (); |
448 | |
866 | |
… | |
… | |
454 | |
872 | |
455 | poll_wait (); |
873 | poll_wait (); |
456 | } |
874 | } |
457 | } |
875 | } |
458 | |
876 | |
459 | static void atfork_child (void) |
877 | static void ecb_cold |
|
|
878 | reinit (void) |
460 | { |
879 | { |
461 | create_respipe (); |
880 | create_respipe (); |
|
|
881 | |
|
|
882 | if (eio_init (want_poll, done_poll) < 0) |
|
|
883 | croak ("IO::AIO: unable to initialise eio library"); |
462 | } |
884 | } |
|
|
885 | |
|
|
886 | /*****************************************************************************/ |
463 | |
887 | |
464 | static SV * |
888 | static SV * |
465 | get_cb (SV *cb_sv) |
889 | get_cb (SV *cb_sv) |
466 | { |
890 | { |
467 | HV *st; |
891 | SvGETMAGIC (cb_sv); |
468 | GV *gvp; |
892 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
|
|
893 | } |
|
|
894 | |
|
|
895 | static aio_req ecb_noinline |
|
|
896 | dreq (SV *callback) |
|
|
897 | { |
469 | CV *cv; |
898 | SV *cb_cv; |
|
|
899 | aio_req req; |
|
|
900 | int req_pri = next_pri; |
|
|
901 | next_pri = EIO_PRI_DEFAULT; |
470 | |
902 | |
471 | if (!SvOK (cb_sv)) |
903 | cb_cv = get_cb (callback); |
|
|
904 | |
|
|
905 | req = calloc (sizeof (*req), 1); |
|
|
906 | if (!req) |
|
|
907 | croak ("out of memory during eio_req allocation"); |
|
|
908 | |
|
|
909 | req->callback = SvREFCNT_inc (cb_cv); |
|
|
910 | req->pri = req_pri; |
|
|
911 | |
472 | return 0; |
912 | return req; |
473 | |
|
|
474 | cv = sv_2cv (cb_sv, &st, &gvp, 0); |
|
|
475 | |
|
|
476 | if (!cv) |
|
|
477 | croak ("IO::AIO callback must be undef or a CODE reference"); |
|
|
478 | |
|
|
479 | return (SV *)cv; |
|
|
480 | } |
913 | } |
481 | |
914 | |
482 | #define dREQ \ |
915 | #define dREQ \ |
483 | SV *cb_cv; \ |
916 | aio_req req = dreq (callback); \ |
484 | aio_req req; \ |
|
|
485 | int req_pri = next_pri; \ |
|
|
486 | next_pri = EIO_PRI_DEFAULT; \ |
|
|
487 | \ |
|
|
488 | cb_cv = get_cb (callback); \ |
|
|
489 | \ |
|
|
490 | Newz (0, req, 1, eio_req); \ |
|
|
491 | if (!req) \ |
|
|
492 | croak ("out of memory during eio_req allocation"); \ |
|
|
493 | \ |
|
|
494 | req->callback = SvREFCNT_inc (cb_cv); \ |
|
|
495 | req->pri = req_pri |
|
|
496 | |
917 | |
497 | #define REQ_SEND \ |
918 | #define REQ_SEND \ |
498 | PUTBACK; \ |
919 | PUTBACK; \ |
499 | req_submit (req); \ |
920 | req_submit (req); \ |
500 | SPAGAIN; \ |
921 | SPAGAIN; \ |
501 | \ |
922 | \ |
502 | if (GIMME_V != G_VOID) \ |
923 | if (GIMME_V != G_VOID) \ |
503 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
924 | XPUSHs (req_sv (req, aio_req_stash)); |
504 | |
925 | |
|
|
926 | ecb_inline void |
|
|
927 | req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) |
|
|
928 | { |
|
|
929 | if (expect_false (SvROK (path))) |
|
|
930 | { |
|
|
931 | SV *rv = SvRV (path); |
|
|
932 | SV *wdob; |
|
|
933 | |
|
|
934 | if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1) |
|
|
935 | { |
|
|
936 | path = AvARRAY (rv)[1]; |
|
|
937 | wdob = AvARRAY (rv)[0]; |
|
|
938 | |
|
|
939 | if (SvOK (wdob)) |
|
|
940 | { |
|
|
941 | *wd = SvAIO_WD (wdob); |
|
|
942 | *wdsv = SvREFCNT_inc_NN (SvRV (wdob)); |
|
|
943 | } |
|
|
944 | else |
|
|
945 | *wd = EIO_INVALID_WD; |
|
|
946 | } |
|
|
947 | else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash) |
|
|
948 | { |
|
|
949 | *wd = (aio_wd)(long)SvIVX (rv); |
|
|
950 | *wdsv = SvREFCNT_inc_NN (rv); |
|
|
951 | *ptr = "."; |
|
|
952 | return; /* path set to "." */ |
|
|
953 | } |
|
|
954 | else |
|
|
955 | croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair"); |
|
|
956 | } |
|
|
957 | |
|
|
958 | *pathsv = newSVsv (path); |
|
|
959 | *ptr = SvPVbyte_nolen (*pathsv); |
|
|
960 | } |
|
|
961 | |
|
|
962 | static void ecb_noinline |
|
|
963 | req_set_path1 (aio_req req, SV *path) |
|
|
964 | { |
|
|
965 | req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); |
|
|
966 | } |
|
|
967 | |
|
|
968 | static void ecb_noinline |
|
|
969 | req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) |
|
|
970 | { |
|
|
971 | SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; |
|
|
972 | |
|
|
973 | switch (SvTYPE (rv)) |
|
|
974 | { |
|
|
975 | case SVt_PVIO: |
|
|
976 | case SVt_PVLV: |
|
|
977 | case SVt_PVGV: |
|
|
978 | req->type = type_fh; |
|
|
979 | req->sv1 = newSVsv (fh_or_path); |
|
|
980 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
981 | break; |
|
|
982 | |
|
|
983 | default: |
|
|
984 | req->type = type_path; |
|
|
985 | req_set_path1 (req, fh_or_path); |
|
|
986 | break; |
|
|
987 | } |
|
|
988 | } |
|
|
989 | |
|
|
990 | /*****************************************************************************/ |
|
|
991 | |
|
|
992 | static void |
|
|
993 | ts_set (struct timespec *ts, NV value) |
|
|
994 | { |
|
|
995 | ts->tv_sec = value; |
|
|
996 | ts->tv_nsec = (value - ts->tv_sec) * 1e9; |
|
|
997 | } |
|
|
998 | |
|
|
999 | static NV |
|
|
1000 | ts_get (const struct timespec *ts) |
|
|
1001 | { |
|
|
1002 | return ts->tv_sec + ts->tv_nsec * 1e-9; |
|
|
1003 | } |
|
|
1004 | |
|
|
1005 | /*****************************************************************************/ |
|
|
1006 | |
|
|
1007 | XS(boot_IO__AIO) ecb_cold; |
|
|
1008 | |
505 | MODULE = IO::AIO PACKAGE = IO::AIO |
1009 | MODULE = IO::AIO PACKAGE = IO::AIO |
506 | |
1010 | |
507 | PROTOTYPES: ENABLE |
1011 | PROTOTYPES: ENABLE |
508 | |
1012 | |
509 | BOOT: |
1013 | BOOT: |
510 | { |
1014 | { |
|
|
1015 | static const struct { |
|
|
1016 | const char *name; |
|
|
1017 | IV iv; |
|
|
1018 | } *civ, const_iv[] = { |
|
|
1019 | # define const_niv(name, value) { # name, (IV) value }, |
|
|
1020 | # define const_iv(name) { # name, (IV) name }, |
|
|
1021 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
|
|
1022 | |
|
|
1023 | /* you have to re-run ./gendef0 after adding/removing any constants here */ |
|
|
1024 | /* the first block can be undef if missing */ |
|
|
1025 | const_iv (ENOSYS) |
|
|
1026 | const_iv (EXDEV) |
|
|
1027 | const_iv (EBADR) |
|
|
1028 | |
|
|
1029 | /* for lseek */ |
|
|
1030 | const_iv (SEEK_DATA) |
|
|
1031 | const_iv (SEEK_HOLE) |
|
|
1032 | |
|
|
1033 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
1034 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
1035 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
1036 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
1037 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
1038 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
1039 | |
|
|
1040 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
1041 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
1042 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
1043 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
1044 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
1045 | |
|
|
1046 | /* the second block will be 0 when missing */ |
|
|
1047 | const_iv (O_ACCMODE) |
|
|
1048 | |
|
|
1049 | const_iv (O_RDONLY) |
|
|
1050 | const_iv (O_WRONLY) |
|
|
1051 | const_iv (O_RDWR) |
|
|
1052 | const_iv (O_CREAT) |
|
|
1053 | const_iv (O_TRUNC) |
|
|
1054 | const_iv (O_EXCL) |
|
|
1055 | const_iv (O_APPEND) |
|
|
1056 | |
|
|
1057 | const_iv (O_ASYNC) |
|
|
1058 | const_iv (O_DIRECT) |
|
|
1059 | const_iv (O_NOATIME) |
|
|
1060 | |
|
|
1061 | const_iv (O_CLOEXEC) |
|
|
1062 | const_iv (O_NOCTTY) |
|
|
1063 | const_iv (O_NOFOLLOW) |
|
|
1064 | const_iv (O_NONBLOCK) |
|
|
1065 | const_iv (O_EXEC) |
|
|
1066 | const_iv (O_SEARCH) |
|
|
1067 | const_iv (O_DIRECTORY) |
|
|
1068 | const_iv (O_DSYNC) |
|
|
1069 | const_iv (O_RSYNC) |
|
|
1070 | const_iv (O_SYNC) |
|
|
1071 | const_iv (O_PATH) |
|
|
1072 | const_iv (O_TMPFILE) |
|
|
1073 | const_iv (O_TTY_INIT) |
|
|
1074 | |
|
|
1075 | const_iv (S_IFIFO) |
|
|
1076 | const_iv (S_IFCHR) |
|
|
1077 | const_iv (S_IFBLK) |
|
|
1078 | const_iv (S_IFLNK) |
|
|
1079 | const_iv (S_IFREG) |
|
|
1080 | const_iv (S_IFDIR) |
|
|
1081 | const_iv (S_IFWHT) |
|
|
1082 | const_iv (S_IFSOCK) |
|
|
1083 | const_iv (S_IFMT) |
|
|
1084 | |
|
|
1085 | const_iv (ST_RDONLY) |
|
|
1086 | const_iv (ST_NOSUID) |
|
|
1087 | const_iv (ST_NODEV) |
|
|
1088 | const_iv (ST_NOEXEC) |
|
|
1089 | const_iv (ST_SYNCHRONOUS) |
|
|
1090 | const_iv (ST_MANDLOCK) |
|
|
1091 | const_iv (ST_WRITE) |
|
|
1092 | const_iv (ST_APPEND) |
|
|
1093 | const_iv (ST_IMMUTABLE) |
|
|
1094 | const_iv (ST_NOATIME) |
|
|
1095 | const_iv (ST_NODIRATIME) |
|
|
1096 | const_iv (ST_RELATIME) |
|
|
1097 | |
|
|
1098 | const_iv (PROT_NONE) |
|
|
1099 | const_iv (PROT_EXEC) |
|
|
1100 | const_iv (PROT_READ) |
|
|
1101 | const_iv (PROT_WRITE) |
|
|
1102 | |
|
|
1103 | const_iv (MAP_PRIVATE) |
|
|
1104 | const_iv (MAP_SHARED) |
|
|
1105 | const_iv (MAP_FIXED) |
|
|
1106 | const_iv (MAP_ANONYMOUS) |
|
|
1107 | |
|
|
1108 | /* linuxish */ |
|
|
1109 | const_iv (MAP_LOCKED) |
|
|
1110 | const_iv (MAP_NORESERVE) |
|
|
1111 | const_iv (MAP_POPULATE) |
|
|
1112 | const_iv (MAP_NONBLOCK) |
|
|
1113 | const_iv (MAP_GROWSDOWN) |
|
|
1114 | const_iv (MAP_32BIT) |
|
|
1115 | const_iv (MAP_HUGETLB) |
|
|
1116 | const_iv (MAP_STACK) |
|
|
1117 | |
|
|
1118 | const_iv (MREMAP_MAYMOVE) |
|
|
1119 | const_iv (MREMAP_FIXED) |
|
|
1120 | |
|
|
1121 | const_iv (F_DUPFD_CLOEXEC) |
|
|
1122 | |
|
|
1123 | const_iv (F_OFD_GETLK) |
|
|
1124 | const_iv (F_OFD_SETLK) |
|
|
1125 | const_iv (F_OFD_GETLKW) |
|
|
1126 | |
|
|
1127 | const_iv (FIFREEZE) |
|
|
1128 | const_iv (FITHAW) |
|
|
1129 | const_iv (FITRIM) |
|
|
1130 | const_iv (FICLONE) |
|
|
1131 | const_iv (FICLONERANGE) |
|
|
1132 | const_iv (FIDEDUPERANGE) |
|
|
1133 | |
|
|
1134 | const_iv (FS_IOC_GETFLAGS) |
|
|
1135 | const_iv (FS_IOC_SETFLAGS) |
|
|
1136 | const_iv (FS_IOC_GETVERSION) |
|
|
1137 | const_iv (FS_IOC_SETVERSION) |
|
|
1138 | const_iv (FS_IOC_FIEMAP) |
|
|
1139 | const_iv (FS_IOC_FSGETXATTR) |
|
|
1140 | const_iv (FS_IOC_FSSETXATTR) |
|
|
1141 | const_iv (FS_IOC_SET_ENCRYPTION_POLICY) |
|
|
1142 | const_iv (FS_IOC_GET_ENCRYPTION_PWSALT) |
|
|
1143 | const_iv (FS_IOC_GET_ENCRYPTION_POLICY) |
|
|
1144 | |
|
|
1145 | const_iv (FS_KEY_DESCRIPTOR_SIZE) |
|
|
1146 | |
|
|
1147 | const_iv (FS_SECRM_FL) |
|
|
1148 | const_iv (FS_UNRM_FL) |
|
|
1149 | const_iv (FS_COMPR_FL) |
|
|
1150 | const_iv (FS_SYNC_FL) |
|
|
1151 | const_iv (FS_IMMUTABLE_FL) |
|
|
1152 | const_iv (FS_APPEND_FL) |
|
|
1153 | const_iv (FS_NODUMP_FL) |
|
|
1154 | const_iv (FS_NOATIME_FL) |
|
|
1155 | const_iv (FS_DIRTY_FL) |
|
|
1156 | const_iv (FS_COMPRBLK_FL) |
|
|
1157 | const_iv (FS_NOCOMP_FL) |
|
|
1158 | const_iv (FS_ENCRYPT_FL) |
|
|
1159 | const_iv (FS_BTREE_FL) |
|
|
1160 | const_iv (FS_INDEX_FL) |
|
|
1161 | const_iv (FS_JOURNAL_DATA_FL) |
|
|
1162 | const_iv (FS_NOTAIL_FL) |
|
|
1163 | const_iv (FS_DIRSYNC_FL) |
|
|
1164 | const_iv (FS_TOPDIR_FL) |
|
|
1165 | const_iv (FS_FL_USER_MODIFIABLE) |
|
|
1166 | |
|
|
1167 | const_iv (FS_XFLAG_REALTIME) |
|
|
1168 | const_iv (FS_XFLAG_PREALLOC) |
|
|
1169 | const_iv (FS_XFLAG_IMMUTABLE) |
|
|
1170 | const_iv (FS_XFLAG_APPEND) |
|
|
1171 | const_iv (FS_XFLAG_SYNC) |
|
|
1172 | const_iv (FS_XFLAG_NOATIME) |
|
|
1173 | const_iv (FS_XFLAG_NODUMP) |
|
|
1174 | const_iv (FS_XFLAG_RTINHERIT) |
|
|
1175 | const_iv (FS_XFLAG_PROJINHERIT) |
|
|
1176 | const_iv (FS_XFLAG_NOSYMLINKS) |
|
|
1177 | const_iv (FS_XFLAG_EXTSIZE) |
|
|
1178 | const_iv (FS_XFLAG_EXTSZINHERIT) |
|
|
1179 | const_iv (FS_XFLAG_NODEFRAG) |
|
|
1180 | const_iv (FS_XFLAG_FILESTREAM) |
|
|
1181 | const_iv (FS_XFLAG_DAX) |
|
|
1182 | const_iv (FS_XFLAG_HASATTR) |
|
|
1183 | |
|
|
1184 | const_iv (FIEMAP_FLAG_SYNC) |
|
|
1185 | const_iv (FIEMAP_FLAG_XATTR) |
|
|
1186 | const_iv (FIEMAP_FLAGS_COMPAT) |
|
|
1187 | const_iv (FIEMAP_EXTENT_LAST) |
|
|
1188 | const_iv (FIEMAP_EXTENT_UNKNOWN) |
|
|
1189 | const_iv (FIEMAP_EXTENT_DELALLOC) |
|
|
1190 | const_iv (FIEMAP_EXTENT_ENCODED) |
|
|
1191 | const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED) |
|
|
1192 | const_iv (FIEMAP_EXTENT_NOT_ALIGNED) |
|
|
1193 | const_iv (FIEMAP_EXTENT_DATA_INLINE) |
|
|
1194 | const_iv (FIEMAP_EXTENT_DATA_TAIL) |
|
|
1195 | const_iv (FIEMAP_EXTENT_UNWRITTEN) |
|
|
1196 | const_iv (FIEMAP_EXTENT_MERGED) |
|
|
1197 | const_iv (FIEMAP_EXTENT_SHARED) |
|
|
1198 | |
|
|
1199 | const_iv (SPLICE_F_MOVE) |
|
|
1200 | const_iv (SPLICE_F_NONBLOCK) |
|
|
1201 | const_iv (SPLICE_F_MORE) |
|
|
1202 | const_iv (SPLICE_F_GIFT) |
|
|
1203 | |
|
|
1204 | const_iv (EFD_CLOEXEC) |
|
|
1205 | const_iv (EFD_NONBLOCK) |
|
|
1206 | const_iv (EFD_SEMAPHORE) |
|
|
1207 | |
|
|
1208 | const_iv (CLOCK_REALTIME) |
|
|
1209 | const_iv (CLOCK_MONOTONIC) |
|
|
1210 | const_iv (CLOCK_BOOTTIME) |
|
|
1211 | const_iv (CLOCK_REALTIME_ALARM) |
|
|
1212 | const_iv (CLOCK_BOOTTIME_ALARM) |
|
|
1213 | |
|
|
1214 | const_iv (TFD_NONBLOCK) |
|
|
1215 | const_iv (TFD_CLOEXEC) |
|
|
1216 | |
|
|
1217 | const_iv (TFD_TIMER_ABSTIME) |
|
|
1218 | const_iv (TFD_TIMER_CANCEL_ON_SET) |
|
|
1219 | |
|
|
1220 | /* these are libeio constants, and are independent of gendef0 */ |
|
|
1221 | const_eio (SEEK_SET) |
|
|
1222 | const_eio (SEEK_CUR) |
|
|
1223 | const_eio (SEEK_END) |
|
|
1224 | |
|
|
1225 | const_eio (MCL_FUTURE) |
|
|
1226 | const_eio (MCL_CURRENT) |
|
|
1227 | |
|
|
1228 | const_eio (MS_ASYNC) |
|
|
1229 | const_eio (MS_INVALIDATE) |
|
|
1230 | const_eio (MS_SYNC) |
|
|
1231 | |
|
|
1232 | const_eio (MT_MODIFY) |
|
|
1233 | |
|
|
1234 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
|
|
1235 | const_eio (SYNC_FILE_RANGE_WRITE) |
|
|
1236 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
|
|
1237 | |
|
|
1238 | const_eio (FALLOC_FL_KEEP_SIZE) |
|
|
1239 | const_eio (FALLOC_FL_PUNCH_HOLE) |
|
|
1240 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
|
|
1241 | const_eio (FALLOC_FL_ZERO_RANGE) |
|
|
1242 | const_eio (FALLOC_FL_INSERT_RANGE) |
|
|
1243 | const_eio (FALLOC_FL_UNSHARE_RANGE) |
|
|
1244 | |
|
|
1245 | const_eio (RENAME_NOREPLACE) |
|
|
1246 | const_eio (RENAME_EXCHANGE) |
|
|
1247 | const_eio (RENAME_WHITEOUT) |
|
|
1248 | |
|
|
1249 | const_eio (READDIR_DENTS) |
|
|
1250 | const_eio (READDIR_DIRS_FIRST) |
|
|
1251 | const_eio (READDIR_STAT_ORDER) |
|
|
1252 | const_eio (READDIR_FOUND_UNKNOWN) |
|
|
1253 | |
|
|
1254 | const_eio (DT_UNKNOWN) |
|
|
1255 | const_eio (DT_FIFO) |
|
|
1256 | const_eio (DT_CHR) |
|
|
1257 | const_eio (DT_DIR) |
|
|
1258 | const_eio (DT_BLK) |
|
|
1259 | const_eio (DT_REG) |
|
|
1260 | const_eio (DT_LNK) |
|
|
1261 | const_eio (DT_SOCK) |
|
|
1262 | const_eio (DT_WHT) |
|
|
1263 | }; |
|
|
1264 | |
511 | stash = gv_stashpv ("IO::AIO", 1); |
1265 | aio_stash = gv_stashpv ("IO::AIO" , 1); |
|
|
1266 | aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); |
|
|
1267 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
|
|
1268 | aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1); |
512 | |
1269 | |
513 | newCONSTSUB (stash, "EXDEV", newSViv (EXDEV)); |
1270 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) |
514 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
1271 | newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); |
515 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
|
|
516 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
|
|
517 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
|
|
518 | #ifndef _WIN32 |
|
|
519 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
|
|
520 | #endif |
|
|
521 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
|
|
522 | newCONSTSUB (stash, "SYNC_FILE_RANGE_WAIT_BEFORE", newSViv (EIO_SYNC_FILE_RANGE_WAIT_BEFORE)); |
|
|
523 | newCONSTSUB (stash, "SYNC_FILE_RANGE_WRITE" , newSViv (EIO_SYNC_FILE_RANGE_WRITE)); |
|
|
524 | newCONSTSUB (stash, "SYNC_FILE_RANGE_WAIT_AFTER" , newSViv (EIO_SYNC_FILE_RANGE_WAIT_AFTER)); |
|
|
525 | |
1272 | |
526 | create_respipe (); |
1273 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
527 | |
1274 | |
528 | if (eio_init (want_poll, done_poll) < 0) |
1275 | reinit (); |
529 | croak ("IO::AIO: unable to initialise eio library"); |
|
|
530 | |
|
|
531 | /* atfork child called in fifo order, so before eio's handler */ |
|
|
532 | X_THREAD_ATFORK (0, 0, atfork_child); |
|
|
533 | } |
1276 | } |
534 | |
1277 | |
535 | void |
1278 | void |
|
|
1279 | reinit () |
|
|
1280 | PROTOTYPE: |
|
|
1281 | |
|
|
1282 | void |
536 | max_poll_reqs (int nreqs) |
1283 | max_poll_reqs (unsigned int nreqs) |
537 | PROTOTYPE: $ |
1284 | PROTOTYPE: $ |
538 | CODE: |
1285 | CODE: |
539 | eio_set_max_poll_reqs (nreqs); |
1286 | eio_set_max_poll_reqs (nreqs); |
540 | |
1287 | |
541 | void |
1288 | void |
… | |
… | |
543 | PROTOTYPE: $ |
1290 | PROTOTYPE: $ |
544 | CODE: |
1291 | CODE: |
545 | eio_set_max_poll_time (nseconds); |
1292 | eio_set_max_poll_time (nseconds); |
546 | |
1293 | |
547 | void |
1294 | void |
548 | min_parallel (int nthreads) |
1295 | min_parallel (unsigned int nthreads) |
549 | PROTOTYPE: $ |
1296 | PROTOTYPE: $ |
550 | CODE: |
1297 | CODE: |
551 | eio_set_min_parallel (nthreads); |
1298 | eio_set_min_parallel (nthreads); |
552 | |
1299 | |
553 | void |
1300 | void |
554 | max_parallel (int nthreads) |
1301 | max_parallel (unsigned int nthreads) |
555 | PROTOTYPE: $ |
1302 | PROTOTYPE: $ |
556 | CODE: |
1303 | CODE: |
557 | eio_set_max_parallel (nthreads); |
1304 | eio_set_max_parallel (nthreads); |
558 | |
1305 | |
559 | void |
1306 | void |
560 | max_idle (int nthreads) |
1307 | max_idle (unsigned int nthreads) |
561 | PROTOTYPE: $ |
1308 | PROTOTYPE: $ |
562 | CODE: |
1309 | CODE: |
563 | eio_set_max_idle (nthreads); |
1310 | eio_set_max_idle (nthreads); |
564 | |
1311 | |
565 | void |
1312 | void |
|
|
1313 | idle_timeout (unsigned int seconds) |
|
|
1314 | PROTOTYPE: $ |
|
|
1315 | CODE: |
|
|
1316 | eio_set_idle_timeout (seconds); |
|
|
1317 | |
|
|
1318 | void |
566 | max_outstanding (int maxreqs) |
1319 | max_outstanding (unsigned int maxreqs) |
567 | PROTOTYPE: $ |
1320 | PROTOTYPE: $ |
568 | CODE: |
1321 | CODE: |
569 | max_outstanding = maxreqs; |
1322 | max_outstanding = maxreqs; |
570 | |
1323 | |
571 | void |
1324 | void |
572 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
1325 | aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef) |
573 | PROTOTYPE: $$$;$ |
|
|
574 | PPCODE: |
1326 | PPCODE: |
575 | { |
1327 | { |
576 | dREQ; |
1328 | dREQ; |
577 | |
1329 | |
|
|
1330 | req->type = EIO_WD_OPEN; |
|
|
1331 | req_set_path1 (req, pathname); |
|
|
1332 | |
|
|
1333 | REQ_SEND; |
|
|
1334 | } |
|
|
1335 | |
|
|
1336 | void |
|
|
1337 | aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef) |
|
|
1338 | PPCODE: |
|
|
1339 | { |
|
|
1340 | dREQ; |
|
|
1341 | |
578 | req->type = EIO_OPEN; |
1342 | req->type = EIO_OPEN; |
579 | req->sv1 = newSVsv (pathname); |
1343 | req_set_path1 (req, pathname); |
580 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
581 | req->int1 = flags; |
1344 | req->int1 = flags; |
582 | req->int2 = mode; |
1345 | req->int2 = mode; |
583 | |
1346 | |
584 | REQ_SEND; |
1347 | REQ_SEND; |
585 | } |
1348 | } |
586 | |
1349 | |
587 | void |
1350 | void |
588 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
1351 | aio_fsync (SV *fh, SV *callback = &PL_sv_undef) |
589 | PROTOTYPE: $;$ |
|
|
590 | ALIAS: |
1352 | ALIAS: |
591 | aio_fsync = EIO_FSYNC |
1353 | aio_fsync = EIO_FSYNC |
592 | aio_fdatasync = EIO_FDATASYNC |
1354 | aio_fdatasync = EIO_FDATASYNC |
|
|
1355 | aio_syncfs = EIO_SYNCFS |
593 | PPCODE: |
1356 | PPCODE: |
594 | { |
1357 | { |
|
|
1358 | int fd = s_fileno_croak (fh, 0); |
595 | dREQ; |
1359 | dREQ; |
596 | |
1360 | |
597 | req->type = ix; |
1361 | req->type = ix; |
598 | req->sv1 = newSVsv (fh); |
1362 | req->sv1 = newSVsv (fh); |
599 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1363 | req->int1 = fd; |
600 | |
1364 | |
601 | REQ_SEND (req); |
1365 | REQ_SEND; |
602 | } |
1366 | } |
603 | |
1367 | |
604 | void |
1368 | void |
605 | aio_sync_file_range (SV *fh, SV *offset, SV *nbytes, IV flags, SV *callback=&PL_sv_undef) |
1369 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef) |
606 | PROTOTYPE: $$$$;$ |
|
|
607 | PPCODE: |
1370 | PPCODE: |
608 | { |
1371 | { |
|
|
1372 | int fd = s_fileno_croak (fh, 0); |
609 | dREQ; |
1373 | dREQ; |
610 | |
1374 | |
611 | req->type = EIO_SYNC_FILE_RANGE; |
1375 | req->type = EIO_SYNC_FILE_RANGE; |
612 | req->sv1 = newSVsv (fh); |
1376 | req->sv1 = newSVsv (fh); |
613 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1377 | req->int1 = fd; |
614 | req->offs = SvVAL64 (offset); |
1378 | req->offs = offset; |
615 | req->size = SvVAL64 (nbytes); |
1379 | req->size = nbytes; |
616 | req->int2 = flags; |
1380 | req->int2 = flags; |
617 | |
1381 | |
618 | REQ_SEND (req); |
1382 | REQ_SEND; |
619 | } |
1383 | } |
620 | |
1384 | |
621 | void |
1385 | void |
622 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
1386 | aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef) |
623 | PROTOTYPE: $;$ |
|
|
624 | PPCODE: |
1387 | PPCODE: |
625 | { |
1388 | { |
626 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
1389 | int fd = s_fileno_croak (fh, 0); |
627 | dREQ; |
1390 | dREQ; |
628 | |
1391 | |
629 | if (close_pipe < 0) |
1392 | req->type = EIO_FALLOCATE; |
|
|
1393 | req->sv1 = newSVsv (fh); |
|
|
1394 | req->int1 = fd; |
|
|
1395 | req->int2 = mode; |
|
|
1396 | req->offs = offset; |
|
|
1397 | req->size = len; |
|
|
1398 | |
|
|
1399 | REQ_SEND; |
|
|
1400 | } |
|
|
1401 | |
|
|
1402 | void |
|
|
1403 | aio_close (SV *fh, SV *callback = &PL_sv_undef) |
|
|
1404 | PPCODE: |
|
|
1405 | { |
|
|
1406 | static int close_fd = -1; /* dummy fd to close fds via dup2 */ |
|
|
1407 | int fd = s_fileno_croak (fh, 0); |
|
|
1408 | dREQ; |
|
|
1409 | |
|
|
1410 | if (expect_false (close_fd < 0)) |
630 | { |
1411 | { |
631 | int pipefd [2]; |
1412 | int pipefd [2]; |
632 | |
1413 | |
|
|
1414 | if ( |
|
|
1415 | #ifdef _WIN32 |
|
|
1416 | _pipe (pipefd, 1, _O_BINARY) < 0 |
|
|
1417 | #else |
633 | if (pipe (pipefd) < 0 |
1418 | pipe (pipefd) < 0 |
634 | || close (pipefd [1]) < 0 |
|
|
635 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0) |
1419 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0 |
|
|
1420 | #endif |
|
|
1421 | || close (pipefd [1]) < 0 |
|
|
1422 | ) |
636 | abort (); /*D*/ |
1423 | abort (); /*D*/ |
637 | |
1424 | |
638 | close_pipe = pipefd [0]; |
1425 | close_fd = pipefd [0]; |
639 | } |
1426 | } |
640 | |
1427 | |
641 | req->type = EIO_DUP2; |
1428 | req->type = EIO_DUP2; |
642 | req->int1 = close_pipe; |
1429 | req->int1 = close_fd; |
643 | req->sv2 = newSVsv (fh); |
1430 | req->sv2 = newSVsv (fh); |
644 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1431 | req->int2 = fd; |
645 | |
1432 | |
646 | REQ_SEND (req); |
1433 | REQ_SEND; |
647 | } |
1434 | } |
648 | |
1435 | |
649 | void |
1436 | void |
|
|
1437 | aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef) |
|
|
1438 | PPCODE: |
|
|
1439 | { |
|
|
1440 | int fd = s_fileno_croak (fh, 0); |
|
|
1441 | dREQ; |
|
|
1442 | |
|
|
1443 | req->type = EIO_SEEK; |
|
|
1444 | req->sv1 = newSVsv (fh); |
|
|
1445 | req->int1 = fd; |
|
|
1446 | req->offs = SvVAL64 (offset); |
|
|
1447 | req->int2 = whence; |
|
|
1448 | |
|
|
1449 | REQ_SEND; |
|
|
1450 | } |
|
|
1451 | |
|
|
1452 | void |
650 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
1453 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef) |
651 | ALIAS: |
1454 | ALIAS: |
652 | aio_read = EIO_READ |
1455 | aio_read = EIO_READ |
653 | aio_write = EIO_WRITE |
1456 | aio_write = EIO_WRITE |
654 | PROTOTYPE: $$$$$;$ |
|
|
655 | PPCODE: |
1457 | PPCODE: |
656 | { |
1458 | { |
657 | STRLEN svlen; |
1459 | STRLEN svlen; |
|
|
1460 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
658 | char *svptr = SvPVbyte (data, svlen); |
1461 | char *svptr = SvPVbyte (data, svlen); |
659 | UV len = SvUV (length); |
1462 | UV len = SvUV (length); |
660 | |
|
|
661 | SvUPGRADE (data, SVt_PV); |
|
|
662 | SvPOK_on (data); |
|
|
663 | |
1463 | |
664 | if (dataoffset < 0) |
1464 | if (dataoffset < 0) |
665 | dataoffset += svlen; |
1465 | dataoffset += svlen; |
666 | |
1466 | |
667 | if (dataoffset < 0 || dataoffset > svlen) |
1467 | if (dataoffset < 0 || dataoffset > svlen) |
… | |
… | |
673 | if (!SvOK (length) || len + dataoffset > svlen) |
1473 | if (!SvOK (length) || len + dataoffset > svlen) |
674 | len = svlen - dataoffset; |
1474 | len = svlen - dataoffset; |
675 | } |
1475 | } |
676 | else |
1476 | else |
677 | { |
1477 | { |
678 | /* read: grow scalar as necessary */ |
1478 | /* read: check type and grow scalar as necessary */ |
|
|
1479 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
679 | svptr = SvGROW (data, len + dataoffset + 1); |
1480 | svptr = sv_grow (data, len + dataoffset + 1); |
|
|
1481 | else if (SvCUR (data) < len + dataoffset) |
|
|
1482 | croak ("length + dataoffset outside of scalar, and cannot grow"); |
680 | } |
1483 | } |
681 | |
|
|
682 | if (len < 0) |
|
|
683 | croak ("length must not be negative"); |
|
|
684 | |
1484 | |
685 | { |
1485 | { |
686 | dREQ; |
1486 | dREQ; |
687 | |
1487 | |
688 | req->type = ix; |
1488 | req->type = ix; |
689 | req->sv1 = newSVsv (fh); |
1489 | req->sv1 = newSVsv (fh); |
690 | req->int1 = PerlIO_fileno (ix == EIO_READ ? IoIFP (sv_2io (fh)) |
1490 | req->int1 = fd; |
691 | : IoOFP (sv_2io (fh))); |
|
|
692 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
1491 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
693 | req->size = len; |
1492 | req->size = len; |
694 | req->sv2 = SvREFCNT_inc (data); |
1493 | req->sv2 = SvREFCNT_inc (data); |
695 | req->ptr2 = (char *)svptr + dataoffset; |
1494 | req->ptr2 = (char *)svptr + dataoffset; |
696 | req->stroffset = dataoffset; |
1495 | req->stroffset = dataoffset; |
… | |
… | |
704 | REQ_SEND; |
1503 | REQ_SEND; |
705 | } |
1504 | } |
706 | } |
1505 | } |
707 | |
1506 | |
708 | void |
1507 | void |
709 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
1508 | aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef) |
710 | PROTOTYPE: $$;$ |
1509 | ALIAS: |
|
|
1510 | aio_ioctl = EIO_IOCTL |
|
|
1511 | aio_fcntl = EIO_FCNTL |
711 | PPCODE: |
1512 | PPCODE: |
712 | { |
1513 | { |
713 | SV *data; |
1514 | int fd = s_fileno_croak (fh, 0); |
|
|
1515 | char *svptr; |
|
|
1516 | |
|
|
1517 | if (SvPOK (arg) || !SvNIOK (arg)) |
|
|
1518 | { |
|
|
1519 | STRLEN svlen; |
|
|
1520 | /* perl uses IOCPARM_LEN for fcntl, so we do, too */ |
|
|
1521 | #ifdef IOCPARM_LEN |
|
|
1522 | STRLEN need = IOCPARM_LEN (request); |
|
|
1523 | #else |
|
|
1524 | STRLEN need = 256; |
|
|
1525 | #endif |
|
|
1526 | |
|
|
1527 | if (svlen < need) |
|
|
1528 | svptr = SvGROW (arg, need); |
|
|
1529 | } |
|
|
1530 | else |
|
|
1531 | svptr = (char *)SvIV (arg); |
|
|
1532 | |
|
|
1533 | { |
|
|
1534 | dREQ; |
|
|
1535 | |
|
|
1536 | req->type = ix; |
|
|
1537 | req->sv1 = newSVsv (fh); |
|
|
1538 | req->int1 = fd; |
|
|
1539 | req->int2 = (long)request; |
|
|
1540 | req->sv2 = SvREFCNT_inc (arg); |
|
|
1541 | req->ptr2 = svptr; |
|
|
1542 | |
|
|
1543 | REQ_SEND; |
|
|
1544 | } |
|
|
1545 | } |
|
|
1546 | |
|
|
1547 | void |
|
|
1548 | aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
|
|
1549 | ALIAS: |
|
|
1550 | aio_readlink = EIO_READLINK |
|
|
1551 | aio_realpath = EIO_REALPATH |
|
|
1552 | PPCODE: |
|
|
1553 | { |
714 | dREQ; |
1554 | dREQ; |
715 | |
1555 | |
716 | req->type = EIO_READLINK; |
1556 | req->type = ix; |
717 | req->sv1 = newSVsv (path); |
1557 | req_set_path1 (req, pathname); |
718 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
719 | |
1558 | |
720 | REQ_SEND; |
1559 | REQ_SEND; |
721 | } |
1560 | } |
722 | |
1561 | |
723 | void |
1562 | void |
724 | aio_sendfile (SV *out_fh, SV *in_fh, SV *in_offset, UV length, SV *callback=&PL_sv_undef) |
1563 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef) |
725 | PROTOTYPE: $$$$;$ |
|
|
726 | PPCODE: |
1564 | PPCODE: |
727 | { |
1565 | { |
|
|
1566 | int ifd = s_fileno_croak (in_fh , 0); |
|
|
1567 | int ofd = s_fileno_croak (out_fh, 1); |
728 | dREQ; |
1568 | dREQ; |
729 | |
1569 | |
730 | req->type = EIO_SENDFILE; |
1570 | req->type = EIO_SENDFILE; |
731 | req->sv1 = newSVsv (out_fh); |
1571 | req->sv1 = newSVsv (out_fh); |
732 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh))); |
1572 | req->int1 = ofd; |
733 | req->sv2 = newSVsv (in_fh); |
1573 | req->sv2 = newSVsv (in_fh); |
734 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh))); |
1574 | req->int2 = ifd; |
735 | req->offs = SvVAL64 (in_offset); |
1575 | req->offs = in_offset; |
736 | req->size = length; |
1576 | req->size = length; |
737 | |
1577 | |
738 | REQ_SEND; |
1578 | REQ_SEND; |
739 | } |
1579 | } |
740 | |
1580 | |
741 | void |
1581 | void |
742 | aio_readahead (SV *fh, SV *offset, IV length, SV *callback=&PL_sv_undef) |
1582 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef) |
743 | PROTOTYPE: $$$;$ |
|
|
744 | PPCODE: |
1583 | PPCODE: |
745 | { |
1584 | { |
|
|
1585 | int fd = s_fileno_croak (fh, 0); |
746 | dREQ; |
1586 | dREQ; |
747 | |
1587 | |
748 | req->type = EIO_READAHEAD; |
1588 | req->type = EIO_READAHEAD; |
749 | req->sv1 = newSVsv (fh); |
1589 | req->sv1 = newSVsv (fh); |
750 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1590 | req->int1 = fd; |
751 | req->offs = SvVAL64 (offset); |
1591 | req->offs = offset; |
752 | req->size = length; |
1592 | req->size = length; |
753 | |
1593 | |
754 | REQ_SEND; |
1594 | REQ_SEND; |
755 | } |
1595 | } |
756 | |
1596 | |
757 | void |
1597 | void |
758 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
1598 | aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef) |
759 | ALIAS: |
1599 | ALIAS: |
760 | aio_stat = EIO_STAT |
1600 | aio_stat = EIO_STAT |
761 | aio_lstat = EIO_LSTAT |
1601 | aio_lstat = EIO_LSTAT |
|
|
1602 | aio_statvfs = EIO_STATVFS |
762 | PPCODE: |
1603 | PPCODE: |
763 | { |
1604 | { |
764 | dREQ; |
1605 | dREQ; |
765 | |
1606 | |
766 | req->sv1 = newSVsv (fh_or_path); |
1607 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
767 | |
|
|
768 | if (SvPOK (req->sv1)) |
|
|
769 | { |
|
|
770 | req->type = ix; |
|
|
771 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
772 | } |
|
|
773 | else |
|
|
774 | { |
|
|
775 | req->type = EIO_FSTAT; |
|
|
776 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
777 | } |
|
|
778 | |
1608 | |
779 | REQ_SEND; |
1609 | REQ_SEND; |
780 | } |
1610 | } |
781 | |
1611 | |
|
|
1612 | UV |
|
|
1613 | major (UV dev) |
|
|
1614 | ALIAS: |
|
|
1615 | minor = 1 |
|
|
1616 | CODE: |
|
|
1617 | RETVAL = ix ? minor (dev) : major (dev); |
|
|
1618 | OUTPUT: |
|
|
1619 | RETVAL |
|
|
1620 | |
|
|
1621 | UV |
|
|
1622 | makedev (UV maj, UV min) |
|
|
1623 | CODE: |
|
|
1624 | RETVAL = makedev (maj, min); |
|
|
1625 | OUTPUT: |
|
|
1626 | RETVAL |
|
|
1627 | |
782 | void |
1628 | void |
783 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
1629 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef) |
784 | PPCODE: |
1630 | PPCODE: |
785 | { |
1631 | { |
786 | dREQ; |
1632 | dREQ; |
787 | |
1633 | |
788 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
1634 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
789 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
1635 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
790 | req->sv1 = newSVsv (fh_or_path); |
1636 | req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path); |
791 | |
|
|
792 | if (SvPOK (req->sv1)) |
|
|
793 | { |
|
|
794 | req->type = EIO_UTIME; |
|
|
795 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
796 | } |
|
|
797 | else |
|
|
798 | { |
|
|
799 | req->type = EIO_FUTIME; |
|
|
800 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
801 | } |
|
|
802 | |
1637 | |
803 | REQ_SEND; |
1638 | REQ_SEND; |
804 | } |
1639 | } |
805 | |
1640 | |
806 | void |
1641 | void |
807 | aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) |
1642 | aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef) |
808 | PPCODE: |
1643 | PPCODE: |
809 | { |
1644 | { |
810 | dREQ; |
1645 | dREQ; |
811 | |
1646 | |
812 | req->sv1 = newSVsv (fh_or_path); |
|
|
813 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
1647 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
814 | |
1648 | req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path); |
815 | if (SvPOK (req->sv1)) |
|
|
816 | { |
|
|
817 | req->type = EIO_TRUNCATE; |
|
|
818 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
819 | } |
|
|
820 | else |
|
|
821 | { |
|
|
822 | req->type = EIO_FTRUNCATE; |
|
|
823 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
824 | } |
|
|
825 | |
1649 | |
826 | REQ_SEND; |
1650 | REQ_SEND; |
827 | } |
1651 | } |
828 | |
1652 | |
829 | void |
1653 | void |
830 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) |
1654 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef) |
831 | ALIAS: |
|
|
832 | aio_chmod = EIO_CHMOD |
|
|
833 | aio_mkdir = EIO_MKDIR |
|
|
834 | PPCODE: |
1655 | PPCODE: |
835 | { |
1656 | { |
836 | dREQ; |
1657 | dREQ; |
837 | |
1658 | |
838 | req->int2 = mode; |
1659 | req->int2 = mode; |
839 | req->sv1 = newSVsv (fh_or_path); |
1660 | req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path); |
840 | |
|
|
841 | if (SvPOK (req->sv1)) |
|
|
842 | { |
|
|
843 | req->type = ix; |
|
|
844 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
845 | } |
|
|
846 | else |
|
|
847 | { |
|
|
848 | req->type = EIO_FCHMOD; |
|
|
849 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
850 | } |
|
|
851 | |
1661 | |
852 | REQ_SEND; |
1662 | REQ_SEND; |
853 | } |
1663 | } |
854 | |
1664 | |
855 | void |
1665 | void |
856 | aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) |
1666 | aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef) |
857 | PPCODE: |
1667 | PPCODE: |
858 | { |
1668 | { |
859 | dREQ; |
1669 | dREQ; |
860 | |
1670 | |
861 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
1671 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
862 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
1672 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
863 | req->sv1 = newSVsv (fh_or_path); |
1673 | req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path); |
864 | |
|
|
865 | if (SvPOK (req->sv1)) |
|
|
866 | { |
|
|
867 | req->type = EIO_CHOWN; |
|
|
868 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
869 | } |
|
|
870 | else |
|
|
871 | { |
|
|
872 | req->type = EIO_FCHOWN; |
|
|
873 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
874 | } |
|
|
875 | |
1674 | |
876 | REQ_SEND; |
1675 | REQ_SEND; |
877 | } |
1676 | } |
878 | |
1677 | |
879 | void |
1678 | void |
|
|
1679 | aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef) |
|
|
1680 | PPCODE: |
|
|
1681 | { |
|
|
1682 | dREQ; |
|
|
1683 | |
|
|
1684 | req->type = EIO_READDIR; |
|
|
1685 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
|
|
1686 | |
|
|
1687 | if (flags & EIO_READDIR_DENTS) |
|
|
1688 | req->int1 |= EIO_READDIR_CUSTOM2; |
|
|
1689 | |
|
|
1690 | req_set_path1 (req, pathname); |
|
|
1691 | |
|
|
1692 | REQ_SEND; |
|
|
1693 | } |
|
|
1694 | |
|
|
1695 | void |
|
|
1696 | aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef) |
|
|
1697 | PPCODE: |
|
|
1698 | { |
|
|
1699 | dREQ; |
|
|
1700 | |
|
|
1701 | req->type = EIO_MKDIR; |
|
|
1702 | req->int2 = mode; |
|
|
1703 | req_set_path1 (req, pathname); |
|
|
1704 | |
|
|
1705 | REQ_SEND; |
|
|
1706 | } |
|
|
1707 | |
|
|
1708 | void |
880 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
1709 | aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
881 | ALIAS: |
1710 | ALIAS: |
882 | aio_unlink = EIO_UNLINK |
1711 | aio_unlink = EIO_UNLINK |
883 | aio_rmdir = EIO_RMDIR |
1712 | aio_rmdir = EIO_RMDIR |
884 | aio_readdir = EIO_READDIR |
1713 | aio_readdir = EIO_READDIR |
885 | PPCODE: |
1714 | PPCODE: |
886 | { |
1715 | { |
887 | dREQ; |
1716 | dREQ; |
888 | |
1717 | |
889 | req->type = ix; |
1718 | req->type = ix; |
890 | req->sv1 = newSVsv (pathname); |
1719 | req_set_path1 (req, pathname); |
891 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
892 | |
1720 | |
893 | REQ_SEND; |
1721 | REQ_SEND; |
894 | } |
1722 | } |
895 | |
1723 | |
896 | void |
1724 | void |
897 | aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) |
1725 | aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef) |
898 | ALIAS: |
1726 | ALIAS: |
899 | aio_link = EIO_LINK |
1727 | aio_link = EIO_LINK |
900 | aio_symlink = EIO_SYMLINK |
1728 | aio_symlink = EIO_SYMLINK |
901 | aio_rename = EIO_RENAME |
1729 | aio_rename = EIO_RENAME |
902 | PPCODE: |
1730 | PPCODE: |
903 | { |
1731 | { |
|
|
1732 | eio_wd wd2 = 0; |
904 | dREQ; |
1733 | dREQ; |
905 | |
1734 | |
906 | req->type = ix; |
1735 | req->type = ix; |
907 | req->sv1 = newSVsv (oldpath); |
1736 | req_set_path1 (req, oldpath); |
908 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1737 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
909 | req->sv2 = newSVsv (newpath); |
1738 | req->int3 = (long)wd2; |
910 | req->ptr2 = SvPVbyte_nolen (req->sv2); |
|
|
911 | |
1739 | |
912 | REQ_SEND; |
1740 | REQ_SEND; |
913 | } |
1741 | } |
914 | |
1742 | |
915 | void |
1743 | void |
|
|
1744 | aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef) |
|
|
1745 | PPCODE: |
|
|
1746 | { |
|
|
1747 | eio_wd wd2 = 0; |
|
|
1748 | dREQ; |
|
|
1749 | |
|
|
1750 | req->type = EIO_RENAME; |
|
|
1751 | req_set_path1 (req, oldpath); |
|
|
1752 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
|
|
1753 | req->int2 = flags; |
|
|
1754 | req->int3 = (long)wd2; |
|
|
1755 | |
|
|
1756 | REQ_SEND; |
|
|
1757 | } |
|
|
1758 | |
|
|
1759 | void |
916 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) |
1760 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef) |
917 | PPCODE: |
1761 | PPCODE: |
918 | { |
1762 | { |
919 | dREQ; |
1763 | dREQ; |
920 | |
1764 | |
921 | req->type = EIO_MKNOD; |
1765 | req->type = EIO_MKNOD; |
922 | req->sv1 = newSVsv (pathname); |
|
|
923 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
924 | req->int2 = (mode_t)mode; |
1766 | req->int2 = (mode_t)mode; |
925 | req->offs = dev; |
1767 | req->offs = dev; |
|
|
1768 | req_set_path1 (req, pathname); |
926 | |
1769 | |
927 | REQ_SEND; |
1770 | REQ_SEND; |
928 | } |
1771 | } |
929 | |
1772 | |
930 | void |
1773 | void |
|
|
1774 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef) |
|
|
1775 | ALIAS: |
|
|
1776 | aio_mtouch = EIO_MTOUCH |
|
|
1777 | aio_msync = EIO_MSYNC |
|
|
1778 | PPCODE: |
|
|
1779 | { |
|
|
1780 | STRLEN svlen; |
|
|
1781 | char *svptr = SvPVbyte (data, svlen); |
|
|
1782 | UV len = SvUV (length); |
|
|
1783 | |
|
|
1784 | if (flags < 0) |
|
|
1785 | flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0; |
|
|
1786 | |
|
|
1787 | if (offset < 0) |
|
|
1788 | offset += svlen; |
|
|
1789 | |
|
|
1790 | if (offset < 0 || offset > svlen) |
|
|
1791 | croak ("offset outside of scalar"); |
|
|
1792 | |
|
|
1793 | if (!SvOK (length) || len + offset > svlen) |
|
|
1794 | len = svlen - offset; |
|
|
1795 | |
|
|
1796 | { |
|
|
1797 | dREQ; |
|
|
1798 | |
|
|
1799 | req->type = ix; |
|
|
1800 | req->sv2 = SvREFCNT_inc (data); |
|
|
1801 | req->ptr2 = (char *)svptr + offset; |
|
|
1802 | req->size = len; |
|
|
1803 | req->int1 = flags; |
|
|
1804 | |
|
|
1805 | REQ_SEND; |
|
|
1806 | } |
|
|
1807 | } |
|
|
1808 | |
|
|
1809 | void |
|
|
1810 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef) |
|
|
1811 | PPCODE: |
|
|
1812 | { |
|
|
1813 | STRLEN svlen; |
|
|
1814 | char *svptr = SvPVbyte (data, svlen); |
|
|
1815 | UV len = SvUV (length); |
|
|
1816 | |
|
|
1817 | if (offset < 0) |
|
|
1818 | offset += svlen; |
|
|
1819 | |
|
|
1820 | if (offset < 0 || offset > svlen) |
|
|
1821 | croak ("offset outside of scalar"); |
|
|
1822 | |
|
|
1823 | if (!SvOK (length) || len + offset > svlen) |
|
|
1824 | len = svlen - offset; |
|
|
1825 | |
|
|
1826 | { |
|
|
1827 | dREQ; |
|
|
1828 | |
|
|
1829 | req->type = EIO_MLOCK; |
|
|
1830 | req->sv2 = SvREFCNT_inc (data); |
|
|
1831 | req->ptr2 = (char *)svptr + offset; |
|
|
1832 | req->size = len; |
|
|
1833 | |
|
|
1834 | REQ_SEND; |
|
|
1835 | } |
|
|
1836 | } |
|
|
1837 | |
|
|
1838 | void |
|
|
1839 | aio_mlockall (IV flags, SV *callback = &PL_sv_undef) |
|
|
1840 | PPCODE: |
|
|
1841 | { |
|
|
1842 | dREQ; |
|
|
1843 | |
|
|
1844 | req->type = EIO_MLOCKALL; |
|
|
1845 | req->int1 = flags; |
|
|
1846 | |
|
|
1847 | REQ_SEND; |
|
|
1848 | } |
|
|
1849 | |
|
|
1850 | void |
|
|
1851 | aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef) |
|
|
1852 | PPCODE: |
|
|
1853 | { |
|
|
1854 | int fd = s_fileno_croak (fh, 0); |
|
|
1855 | dREQ; |
|
|
1856 | |
|
|
1857 | req->type = EIO_CUSTOM; |
|
|
1858 | req->sv1 = newSVsv (fh); |
|
|
1859 | req->int1 = fd; |
|
|
1860 | |
|
|
1861 | req->feed = fiemap; |
|
|
1862 | #if HAVE_FIEMAP |
|
|
1863 | /* keep our fingers crossed that the next two types are 64 bit */ |
|
|
1864 | req->offs = start; |
|
|
1865 | req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL; |
|
|
1866 | req->int2 = flags; |
|
|
1867 | req->int3 = SvOK (count) ? SvIV (count) : -1; |
|
|
1868 | #endif |
|
|
1869 | |
|
|
1870 | REQ_SEND; |
|
|
1871 | } |
|
|
1872 | |
|
|
1873 | void |
|
|
1874 | aio_slurp (SV *pathname, off_t offset, UV length, SV8 *data, SV *callback = &PL_sv_undef) |
|
|
1875 | PPCODE: |
|
|
1876 | { |
|
|
1877 | char *svptr = 0; |
|
|
1878 | |
|
|
1879 | sv_clear_foreign (data); |
|
|
1880 | |
|
|
1881 | if (length) /* known length, directly read into scalar */ |
|
|
1882 | { |
|
|
1883 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
|
|
1884 | svptr = sv_grow (data, length + 1); |
|
|
1885 | else if (SvCUR (data) < length) |
|
|
1886 | croak ("length outside of scalar, and cannot grow"); |
|
|
1887 | else |
|
|
1888 | svptr = SvPVbyte_nolen (data); |
|
|
1889 | } |
|
|
1890 | |
|
|
1891 | { |
|
|
1892 | dREQ; |
|
|
1893 | |
|
|
1894 | req->type = EIO_SLURP; |
|
|
1895 | req_set_path1 (req, pathname); |
|
|
1896 | req->offs = offset; |
|
|
1897 | req->size = length; |
|
|
1898 | req->sv2 = SvREFCNT_inc (data); |
|
|
1899 | req->ptr2 = svptr; |
|
|
1900 | |
|
|
1901 | if (!SvREADONLY (data)) |
|
|
1902 | { |
|
|
1903 | SvREADONLY_on (data); |
|
|
1904 | req->flags |= FLAG_SV2_RO_OFF; |
|
|
1905 | } |
|
|
1906 | |
|
|
1907 | REQ_SEND; |
|
|
1908 | } |
|
|
1909 | } |
|
|
1910 | |
|
|
1911 | void |
931 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1912 | aio_busy (double delay, SV *callback = &PL_sv_undef) |
932 | PPCODE: |
1913 | PPCODE: |
933 | { |
1914 | { |
934 | dREQ; |
1915 | dREQ; |
935 | |
1916 | |
936 | req->type = EIO_BUSY; |
1917 | req->type = EIO_BUSY; |
… | |
… | |
938 | |
1919 | |
939 | REQ_SEND; |
1920 | REQ_SEND; |
940 | } |
1921 | } |
941 | |
1922 | |
942 | void |
1923 | void |
943 | aio_group (SV *callback=&PL_sv_undef) |
1924 | aio_group (SV *callback = &PL_sv_undef) |
944 | PROTOTYPE: ;$ |
|
|
945 | PPCODE: |
1925 | PPCODE: |
946 | { |
1926 | { |
947 | dREQ; |
1927 | dREQ; |
948 | |
1928 | |
949 | req->type = EIO_GROUP; |
1929 | req->type = EIO_GROUP; |
950 | |
1930 | |
|
|
1931 | PUTBACK; |
951 | req_submit (req); |
1932 | req_submit (req); |
|
|
1933 | SPAGAIN; |
|
|
1934 | |
952 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1935 | XPUSHs (req_sv (req, aio_grp_stash)); |
953 | } |
1936 | } |
954 | |
1937 | |
955 | void |
1938 | void |
956 | aio_nop (SV *callback=&PL_sv_undef) |
1939 | aio_nop (SV *callback = &PL_sv_undef) |
957 | ALIAS: |
1940 | ALIAS: |
958 | aio_nop = EIO_NOP |
1941 | aio_nop = EIO_NOP |
959 | aio_sync = EIO_SYNC |
1942 | aio_sync = EIO_SYNC |
960 | PPCODE: |
1943 | PPCODE: |
961 | { |
1944 | { |
… | |
… | |
965 | |
1948 | |
966 | REQ_SEND; |
1949 | REQ_SEND; |
967 | } |
1950 | } |
968 | |
1951 | |
969 | int |
1952 | int |
970 | aioreq_pri (int pri = 0) |
1953 | aioreq_pri (int pri = NO_INIT) |
971 | PROTOTYPE: ;$ |
|
|
972 | CODE: |
1954 | CODE: |
973 | RETVAL = next_pri; |
1955 | RETVAL = next_pri; |
974 | if (items > 0) |
1956 | if (items > 0) |
975 | { |
1957 | { |
976 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1958 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
… | |
… | |
988 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1970 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
989 | next_pri = nice; |
1971 | next_pri = nice; |
990 | |
1972 | |
991 | void |
1973 | void |
992 | flush () |
1974 | flush () |
993 | PROTOTYPE: |
|
|
994 | CODE: |
1975 | CODE: |
995 | while (eio_nreqs ()) |
1976 | while (eio_nreqs ()) |
996 | { |
1977 | { |
997 | poll_wait (); |
1978 | poll_wait (); |
998 | poll_cb (); |
1979 | poll_cb (); |
999 | } |
1980 | } |
1000 | |
1981 | |
1001 | int |
1982 | int |
1002 | poll() |
1983 | poll () |
1003 | PROTOTYPE: |
|
|
1004 | CODE: |
1984 | CODE: |
1005 | poll_wait (); |
1985 | poll_wait (); |
1006 | RETVAL = poll_cb (); |
1986 | RETVAL = poll_cb (); |
1007 | OUTPUT: |
1987 | OUTPUT: |
1008 | RETVAL |
1988 | RETVAL |
1009 | |
1989 | |
1010 | int |
1990 | int |
1011 | poll_fileno() |
1991 | poll_fileno () |
1012 | PROTOTYPE: |
|
|
1013 | CODE: |
1992 | CODE: |
1014 | RETVAL = respipe [0]; |
1993 | RETVAL = s_epipe_fd (&respipe); |
1015 | OUTPUT: |
1994 | OUTPUT: |
1016 | RETVAL |
1995 | RETVAL |
1017 | |
1996 | |
1018 | int |
1997 | int |
1019 | poll_cb(...) |
1998 | poll_cb (...) |
1020 | PROTOTYPE: |
1999 | PROTOTYPE: |
1021 | CODE: |
2000 | CODE: |
1022 | RETVAL = poll_cb (); |
2001 | RETVAL = poll_cb (); |
1023 | OUTPUT: |
2002 | OUTPUT: |
1024 | RETVAL |
2003 | RETVAL |
1025 | |
2004 | |
1026 | void |
2005 | void |
1027 | poll_wait() |
2006 | poll_wait () |
1028 | PROTOTYPE: |
|
|
1029 | CODE: |
2007 | CODE: |
1030 | poll_wait (); |
2008 | poll_wait (); |
1031 | |
2009 | |
1032 | int |
2010 | int |
1033 | nreqs() |
2011 | nreqs () |
1034 | PROTOTYPE: |
|
|
1035 | CODE: |
2012 | CODE: |
1036 | RETVAL = eio_nreqs (); |
2013 | RETVAL = eio_nreqs (); |
1037 | OUTPUT: |
2014 | OUTPUT: |
1038 | RETVAL |
2015 | RETVAL |
1039 | |
2016 | |
1040 | int |
2017 | int |
1041 | nready() |
2018 | nready () |
1042 | PROTOTYPE: |
|
|
1043 | CODE: |
2019 | CODE: |
1044 | RETVAL = eio_nready (); |
2020 | RETVAL = eio_nready (); |
1045 | OUTPUT: |
2021 | OUTPUT: |
1046 | RETVAL |
2022 | RETVAL |
1047 | |
2023 | |
1048 | int |
2024 | int |
1049 | npending() |
2025 | npending () |
1050 | PROTOTYPE: |
|
|
1051 | CODE: |
2026 | CODE: |
1052 | RETVAL = eio_npending (); |
2027 | RETVAL = eio_npending (); |
1053 | OUTPUT: |
2028 | OUTPUT: |
1054 | RETVAL |
2029 | RETVAL |
1055 | |
2030 | |
1056 | int |
2031 | int |
1057 | nthreads() |
2032 | nthreads () |
1058 | PROTOTYPE: |
|
|
1059 | CODE: |
2033 | CODE: |
1060 | RETVAL = eio_nthreads (); |
2034 | RETVAL = eio_nthreads (); |
1061 | OUTPUT: |
2035 | OUTPUT: |
1062 | RETVAL |
2036 | RETVAL |
1063 | |
2037 | |
|
|
2038 | int |
|
|
2039 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
|
|
2040 | CODE: |
|
|
2041 | RETVAL = posix_fadvise (fh, offset, length, advice); |
|
|
2042 | OUTPUT: |
|
|
2043 | RETVAL |
|
|
2044 | |
|
|
2045 | IV |
|
|
2046 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
|
|
2047 | CODE: |
|
|
2048 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
|
|
2049 | OUTPUT: |
|
|
2050 | RETVAL |
|
|
2051 | |
|
|
2052 | void |
|
|
2053 | mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
|
|
2054 | PPCODE: |
|
|
2055 | sv_clear_foreign (scalar); |
|
|
2056 | { |
|
|
2057 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
|
|
2058 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
|
|
2059 | if (addr == (void *)-1) |
|
|
2060 | XSRETURN_NO; |
|
|
2061 | |
|
|
2062 | sv_set_foreign (scalar, &mmap_vtbl, addr, length); |
|
|
2063 | |
|
|
2064 | if (!(prot & PROT_WRITE)) |
|
|
2065 | SvREADONLY_on (scalar); |
|
|
2066 | |
|
|
2067 | XSRETURN_YES; |
|
|
2068 | } |
|
|
2069 | |
|
|
2070 | void |
|
|
2071 | munmap (SV *scalar) |
|
|
2072 | CODE: |
|
|
2073 | sv_clear_foreign (scalar); |
|
|
2074 | |
|
|
2075 | SV * |
|
|
2076 | mremap (SV *scalar, STRLEN new_length, int flags = 0, IV new_address = 0) |
|
|
2077 | CODE: |
|
|
2078 | { |
|
|
2079 | MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl); |
|
|
2080 | void *new; |
|
|
2081 | |
|
|
2082 | if (!mg || SvPVX (scalar) != mg->mg_ptr) |
|
|
2083 | croak ("IO::AIO::mremap: scalar not mapped by IO::AIO::mmap or improperly modified"); |
|
|
2084 | |
|
|
2085 | new = mremap (mg->mg_ptr, (size_t)mg->mg_obj, new_length, flags, (void *)new_address); |
|
|
2086 | |
|
|
2087 | RETVAL = &PL_sv_no; |
|
|
2088 | |
|
|
2089 | if (new != (void *)-1) |
|
|
2090 | { |
|
|
2091 | RETVAL = new == (void *)mg->mg_ptr |
|
|
2092 | ? newSVpvn ("0 but true", 10) |
|
|
2093 | : &PL_sv_yes; |
|
|
2094 | |
|
|
2095 | mg->mg_ptr = (char *)new; |
|
|
2096 | mg->mg_obj = (SV *)new_length; |
|
|
2097 | |
|
|
2098 | SvPVX (scalar) = mg->mg_ptr; |
|
|
2099 | SvCUR_set (scalar, new_length); |
|
|
2100 | } |
|
|
2101 | } |
|
|
2102 | OUTPUT: |
|
|
2103 | RETVAL |
|
|
2104 | |
|
|
2105 | int |
|
|
2106 | madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
|
|
2107 | ALIAS: |
|
|
2108 | mprotect = 1 |
|
|
2109 | CODE: |
|
|
2110 | { |
|
|
2111 | STRLEN svlen; |
|
|
2112 | void *addr = SvPVbyte (scalar, svlen); |
|
|
2113 | STRLEN len = SvUV (length); |
|
|
2114 | |
|
|
2115 | if (offset < 0) |
|
|
2116 | offset += svlen; |
|
|
2117 | |
|
|
2118 | if (offset < 0 || offset > svlen) |
|
|
2119 | croak ("offset outside of scalar"); |
|
|
2120 | |
|
|
2121 | if (!SvOK (length) || len + offset > svlen) |
|
|
2122 | len = svlen - offset; |
|
|
2123 | |
|
|
2124 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
2125 | eio_page_align (&addr, &len); |
|
|
2126 | |
|
|
2127 | switch (ix) |
|
|
2128 | { |
|
|
2129 | case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break; |
|
|
2130 | case 1: RETVAL = mprotect (addr, len, advice_or_prot); break; |
|
|
2131 | } |
|
|
2132 | } |
|
|
2133 | OUTPUT: |
|
|
2134 | RETVAL |
|
|
2135 | |
|
|
2136 | int |
|
|
2137 | munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef) |
|
|
2138 | CODE: |
|
|
2139 | { |
|
|
2140 | STRLEN svlen; |
|
|
2141 | void *addr = SvPVbyte (scalar, svlen); |
|
|
2142 | size_t len = SvUV (length); |
|
|
2143 | |
|
|
2144 | if (offset < 0) |
|
|
2145 | offset += svlen; |
|
|
2146 | |
|
|
2147 | if (offset < 0 || offset > svlen) |
|
|
2148 | croak ("offset outside of scalar"); |
|
|
2149 | |
|
|
2150 | if (!SvOK (length) || len + offset > svlen) |
|
|
2151 | len = svlen - offset; |
|
|
2152 | |
|
|
2153 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
2154 | eio_page_align (&addr, &len); |
|
|
2155 | #if _POSIX_MEMLOCK_RANGE |
|
|
2156 | RETVAL = munlock (addr, len); |
|
|
2157 | #else |
|
|
2158 | RETVAL = EIO_ENOSYS (); |
|
|
2159 | #endif |
|
|
2160 | } |
|
|
2161 | OUTPUT: |
|
|
2162 | RETVAL |
|
|
2163 | |
|
|
2164 | int |
|
|
2165 | munlockall () |
|
|
2166 | CODE: |
|
|
2167 | #if _POSIX_MEMLOCK |
|
|
2168 | munlockall (); |
|
|
2169 | #else |
|
|
2170 | RETVAL = EIO_ENOSYS (); |
|
|
2171 | #endif |
|
|
2172 | OUTPUT: |
|
|
2173 | RETVAL |
|
|
2174 | |
|
|
2175 | int |
|
|
2176 | splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) |
|
|
2177 | CODE: |
|
|
2178 | { |
|
|
2179 | #if HAVE_LINUX_SPLICE |
|
|
2180 | loff_t off_in_, off_out_; |
|
|
2181 | RETVAL = splice ( |
|
|
2182 | rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0, |
|
|
2183 | wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0, |
|
|
2184 | length, flags |
|
|
2185 | ); |
|
|
2186 | #else |
|
|
2187 | RETVAL = EIO_ENOSYS (); |
|
|
2188 | #endif |
|
|
2189 | } |
|
|
2190 | OUTPUT: |
|
|
2191 | RETVAL |
|
|
2192 | |
|
|
2193 | int |
|
|
2194 | tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags) |
|
|
2195 | CODE: |
|
|
2196 | #if HAVE_LINUX_SPLICE |
|
|
2197 | RETVAL = tee (rfh, wfh, length, flags); |
|
|
2198 | #else |
|
|
2199 | RETVAL = EIO_ENOSYS (); |
|
|
2200 | #endif |
|
|
2201 | OUTPUT: |
|
|
2202 | RETVAL |
|
|
2203 | |
|
|
2204 | int |
|
|
2205 | pipesize (aio_rfd rfh, int new_size = -1) |
|
|
2206 | PROTOTYPE: $;$ |
|
|
2207 | CODE: |
|
|
2208 | #if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ) |
|
|
2209 | if (new_size >= 0) |
|
|
2210 | RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size); |
|
|
2211 | else |
|
|
2212 | RETVAL = fcntl (rfh, F_GETPIPE_SZ); |
|
|
2213 | #else |
|
|
2214 | errno = ENOSYS; |
|
|
2215 | RETVAL = -1; |
|
|
2216 | #endif |
|
|
2217 | OUTPUT: |
|
|
2218 | RETVAL |
|
|
2219 | |
|
|
2220 | void |
|
|
2221 | pipe2 (int flags = 0) |
|
|
2222 | PROTOTYPE: ;$ |
|
|
2223 | PPCODE: |
|
|
2224 | { |
|
|
2225 | int fd[2]; |
|
|
2226 | int res; |
|
|
2227 | |
|
|
2228 | if (flags) |
|
|
2229 | #if HAVE_PIPE2 |
|
|
2230 | res = pipe2 (fd, flags); |
|
|
2231 | #else |
|
|
2232 | res = (errno = ENOSYS, -1); |
|
|
2233 | #endif |
|
|
2234 | else |
|
|
2235 | res = pipe (fd); |
|
|
2236 | |
|
|
2237 | if (!res) |
|
|
2238 | { |
|
|
2239 | EXTEND (SP, 2); |
|
|
2240 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
|
|
2241 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
|
|
2242 | } |
|
|
2243 | } |
|
|
2244 | |
|
|
2245 | void |
|
|
2246 | eventfd (unsigned int initval = 0, int flags = 0) |
|
|
2247 | PPCODE: |
|
|
2248 | { |
|
|
2249 | int fd; |
|
|
2250 | #if HAVE_EVENTFD |
|
|
2251 | fd = eventfd (initval, flags); |
|
|
2252 | #else |
|
|
2253 | fd = (errno = ENOSYS, -1); |
|
|
2254 | #endif |
|
|
2255 | |
|
|
2256 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2257 | } |
|
|
2258 | |
|
|
2259 | void |
|
|
2260 | timerfd_create (int clockid, int flags = 0) |
|
|
2261 | PPCODE: |
|
|
2262 | { |
|
|
2263 | int fd; |
|
|
2264 | #if HAVE_TIMERFD |
|
|
2265 | fd = timerfd_create (clockid, flags); |
|
|
2266 | #else |
|
|
2267 | fd = (errno = ENOSYS, -1); |
|
|
2268 | #endif |
|
|
2269 | |
|
|
2270 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2271 | } |
|
|
2272 | |
|
|
2273 | void |
|
|
2274 | timerfd_settime (SV *fh, int flags, NV interval, NV value) |
|
|
2275 | PPCODE: |
|
|
2276 | { |
|
|
2277 | int fd = s_fileno_croak (fh, 0); |
|
|
2278 | #if HAVE_TIMERFD |
|
|
2279 | int res; |
|
|
2280 | struct itimerspec its, ots; |
|
|
2281 | |
|
|
2282 | ts_set (&its.it_interval, interval); |
|
|
2283 | ts_set (&its.it_value , value); |
|
|
2284 | res = timerfd_settime (fd, flags, &its, &ots); |
|
|
2285 | |
|
|
2286 | if (!res) |
|
|
2287 | { |
|
|
2288 | EXTEND (SP, 2); |
|
|
2289 | PUSHs (newSVnv (ts_get (&ots.it_interval))); |
|
|
2290 | PUSHs (newSVnv (ts_get (&ots.it_value))); |
|
|
2291 | } |
|
|
2292 | #else |
|
|
2293 | errno = ENOSYS; |
|
|
2294 | #endif |
|
|
2295 | } |
|
|
2296 | |
|
|
2297 | void |
|
|
2298 | timerfd_gettime (SV *fh) |
|
|
2299 | PPCODE: |
|
|
2300 | { |
|
|
2301 | int fd = s_fileno_croak (fh, 0); |
|
|
2302 | #if HAVE_TIMERFD |
|
|
2303 | int res; |
|
|
2304 | struct itimerspec ots; |
|
|
2305 | res = timerfd_gettime (fd, &ots); |
|
|
2306 | |
|
|
2307 | if (!res) |
|
|
2308 | { |
|
|
2309 | EXTEND (SP, 2); |
|
|
2310 | PUSHs (newSVnv (ts_get (&ots.it_interval))); |
|
|
2311 | PUSHs (newSVnv (ts_get (&ots.it_value))); |
|
|
2312 | } |
|
|
2313 | #else |
|
|
2314 | errno = ENOSYS; |
|
|
2315 | #endif |
|
|
2316 | } |
|
|
2317 | |
|
|
2318 | UV |
|
|
2319 | get_fdlimit () |
|
|
2320 | CODE: |
|
|
2321 | #if HAVE_RLIMITS |
|
|
2322 | struct rlimit rl; |
|
|
2323 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2324 | XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur); |
|
|
2325 | #endif |
|
|
2326 | XSRETURN_UNDEF; |
|
|
2327 | OUTPUT: |
|
|
2328 | RETVAL |
|
|
2329 | |
|
|
2330 | void |
|
|
2331 | min_fdlimit (UV limit = 0x7fffffffU) |
|
|
2332 | CODE: |
|
|
2333 | { |
|
|
2334 | #if HAVE_RLIMITS |
|
|
2335 | struct rlimit rl; |
|
|
2336 | rlim_t orig_rlim_max; |
|
|
2337 | UV bit; |
|
|
2338 | |
|
|
2339 | if (0 != getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2340 | goto fail; |
|
|
2341 | |
|
|
2342 | if (rl.rlim_cur == RLIM_INFINITY) |
|
|
2343 | XSRETURN_YES; |
|
|
2344 | |
|
|
2345 | orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max; |
|
|
2346 | |
|
|
2347 | if (rl.rlim_cur < limit) |
|
|
2348 | { |
|
|
2349 | rl.rlim_cur = limit; |
|
|
2350 | |
|
|
2351 | if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY) |
|
|
2352 | rl.rlim_max = rl.rlim_cur; |
|
|
2353 | } |
|
|
2354 | |
|
|
2355 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2356 | XSRETURN_YES; |
|
|
2357 | |
|
|
2358 | if (errno == EPERM) |
|
|
2359 | { |
|
|
2360 | /* setlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */ |
|
|
2361 | /* our limit overflows a system-wide limit */ |
|
|
2362 | /* try an adaptive algorithm, but do not lower the hardlimit */ |
|
|
2363 | rl.rlim_max = 0; |
|
|
2364 | for (bit = 0x40000000U; bit; bit >>= 1) |
|
|
2365 | { |
|
|
2366 | rl.rlim_max |= bit; |
|
|
2367 | rl.rlim_cur = rl.rlim_max; |
|
|
2368 | |
|
|
2369 | /* nevr decrease the hard limit */ |
|
|
2370 | if (rl.rlim_max < orig_rlim_max) |
|
|
2371 | break; |
|
|
2372 | |
|
|
2373 | if (0 != setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2374 | rl.rlim_max &= ~bit; /* too high, remove bit again */ |
|
|
2375 | } |
|
|
2376 | |
|
|
2377 | /* now, raise the soft limit to the max permitted */ |
|
|
2378 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2379 | { |
|
|
2380 | rl.rlim_cur = rl.rlim_max; |
|
|
2381 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2382 | errno = EPERM; |
|
|
2383 | } |
|
|
2384 | } |
|
|
2385 | #endif |
|
|
2386 | fail: |
|
|
2387 | XSRETURN_UNDEF; |
|
|
2388 | } |
|
|
2389 | |
1064 | void _on_next_submit (SV *cb) |
2390 | void _on_next_submit (SV *cb) |
1065 | CODE: |
2391 | CODE: |
1066 | SvREFCNT_dec (on_next_submit); |
2392 | SvREFCNT_dec (on_next_submit); |
1067 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
2393 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1068 | |
2394 | |
1069 | PROTOTYPES: DISABLE |
2395 | PROTOTYPES: DISABLE |
1070 | |
2396 | |
|
|
2397 | MODULE = IO::AIO PACKAGE = IO::AIO::WD |
|
|
2398 | |
|
|
2399 | BOOT: |
|
|
2400 | { |
|
|
2401 | newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD )); |
|
|
2402 | newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD)); |
|
|
2403 | } |
|
|
2404 | |
|
|
2405 | void |
|
|
2406 | DESTROY (SV *self) |
|
|
2407 | CODE: |
|
|
2408 | { |
|
|
2409 | aio_wd wd = SvAIO_WD (self); |
|
|
2410 | #if HAVE_AT |
|
|
2411 | { |
|
|
2412 | SV *callback = &PL_sv_undef; |
|
|
2413 | dREQ; /* clobbers next_pri :/ */ |
|
|
2414 | next_pri = req->pri; /* restore next_pri */ |
|
|
2415 | req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */ |
|
|
2416 | req->type = EIO_WD_CLOSE; |
|
|
2417 | req->wd = wd; |
|
|
2418 | REQ_SEND; |
|
|
2419 | } |
|
|
2420 | #else |
|
|
2421 | eio_wd_close_sync (wd); |
|
|
2422 | #endif |
|
|
2423 | } |
|
|
2424 | |
1071 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
2425 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
1072 | |
2426 | |
1073 | void |
2427 | void |
1074 | cancel (aio_req_ornot req) |
2428 | cancel (aio_req_ornot req) |
1075 | CODE: |
2429 | CODE: |
1076 | eio_cancel (req); |
2430 | eio_cancel (req); |
1077 | |
2431 | |
1078 | void |
2432 | void |
1079 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
2433 | cb (aio_req_ornot req, SV *callback = NO_INIT) |
1080 | PPCODE: |
2434 | PPCODE: |
1081 | { |
2435 | { |
1082 | if (GIMME_V != G_VOID) |
2436 | if (GIMME_V != G_VOID) |
1083 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
2437 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
1084 | |
2438 | |
… | |
… | |
1129 | AV *av; |
2483 | AV *av; |
1130 | |
2484 | |
1131 | grp->errorno = errno; |
2485 | grp->errorno = errno; |
1132 | |
2486 | |
1133 | av = newAV (); |
2487 | av = newAV (); |
|
|
2488 | av_extend (av, items - 1); |
1134 | |
2489 | |
1135 | for (i = 1; i < items; ++i ) |
2490 | for (i = 1; i < items; ++i ) |
1136 | av_push (av, newSVsv (ST (i))); |
2491 | av_push (av, newSVsv (ST (i))); |
1137 | |
2492 | |
1138 | SvREFCNT_dec (grp->sv1); |
2493 | SvREFCNT_dec (grp->sv1); |
… | |
… | |
1148 | limit (aio_req grp, int limit) |
2503 | limit (aio_req grp, int limit) |
1149 | CODE: |
2504 | CODE: |
1150 | eio_grp_limit (grp, limit); |
2505 | eio_grp_limit (grp, limit); |
1151 | |
2506 | |
1152 | void |
2507 | void |
1153 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
2508 | feed (aio_req grp, SV *callback = &PL_sv_undef) |
1154 | CODE: |
2509 | CODE: |
1155 | { |
2510 | { |
1156 | SvREFCNT_dec (grp->sv2); |
2511 | SvREFCNT_dec (grp->sv2); |
1157 | grp->sv2 = newSVsv (callback); |
2512 | grp->sv2 = newSVsv (callback); |
1158 | grp->feed = aio_grp_feed; |
2513 | grp->feed = aio_grp_feed; |