… | |
… | |
3 | #include <errno.h> |
3 | #include <errno.h> |
4 | |
4 | |
5 | #include "EXTERN.h" |
5 | #include "EXTERN.h" |
6 | #include "perl.h" |
6 | #include "perl.h" |
7 | #include "XSUB.h" |
7 | #include "XSUB.h" |
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8 | |
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9 | #include "schmorp.h" |
8 | |
10 | |
9 | #include <stddef.h> |
11 | #include <stddef.h> |
10 | #include <stdlib.h> |
12 | #include <stdlib.h> |
11 | #include <errno.h> |
13 | #include <errno.h> |
12 | #include <sys/types.h> |
14 | #include <sys/types.h> |
13 | #include <sys/stat.h> |
15 | #include <sys/stat.h> |
14 | #include <limits.h> |
16 | #include <limits.h> |
15 | #include <fcntl.h> |
17 | #include <fcntl.h> |
16 | #include <sched.h> |
18 | #include <sched.h> |
17 | |
19 | |
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20 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
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21 | # include <sys/mman.h> |
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22 | #endif |
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23 | |
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24 | /* the incompetent fool that created musl keeps __linux__, refuses |
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25 | * to implement any linux standard apis, and also has no way to test |
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26 | * for his broken iplementation. on't complain if this fails for you. |
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27 | */ |
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28 | #if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) |
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29 | # include <linux/fs.h> |
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30 | # ifdef FS_IOC_FIEMAP |
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31 | # include <linux/types.h> |
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32 | # include <linux/fiemap.h> |
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33 | # define HAVE_FIEMAP 1 |
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34 | # endif |
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35 | #endif |
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36 | |
18 | /* perl namespace pollution */ |
37 | /* perl namespace pollution */ |
19 | #undef VERSION |
38 | #undef VERSION |
20 | |
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21 | #ifdef _WIN32 |
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22 | |
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23 | # define EIO_STRUCT_DIRENT Direntry_t |
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24 | # undef malloc |
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25 | # undef free |
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26 | |
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27 | // perl overrides all those nice win32 functions |
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28 | # undef open |
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29 | # undef read |
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30 | # undef write |
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31 | # undef send |
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32 | # undef recv |
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33 | # undef stat |
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34 | # undef fstat |
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35 | # define lstat stat |
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36 | # undef truncate |
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37 | # undef ftruncate |
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38 | # undef open |
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39 | # undef close |
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40 | # undef unlink |
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41 | # undef rmdir |
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42 | # undef rename |
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43 | # undef lseek |
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44 | |
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45 | # define chown(a,b,c) (errno = ENOSYS, -1) |
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46 | # define fchown(a,b,c) (errno = ENOSYS, -1) |
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47 | # define fchmod(a,b) (errno = ENOSYS, -1) |
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48 | # define symlink(a,b) (errno = ENOSYS, -1) |
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49 | # define readlink(a,b,c) (errno = ENOSYS, -1) |
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50 | # define mknod(a,b,c) (errno = ENOSYS, -1) |
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51 | # define truncate(a,b) (errno = ENOSYS, -1) |
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52 | # define ftruncate(fd,o) chsize ((fd), (o)) |
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53 | # define fsync(fd) _commit (fd) |
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54 | # define opendir(fd) (errno = ENOSYS, 0) |
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55 | # define readdir(fd) (errno = ENOSYS, -1) |
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56 | # define closedir(fd) (errno = ENOSYS, -1) |
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57 | # define mkdir(a,b) mkdir (a) |
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58 | |
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59 | #else |
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60 | |
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61 | # include <sys/time.h> |
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62 | # include <sys/select.h> |
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63 | # include <unistd.h> |
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64 | # include <utime.h> |
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65 | # include <signal.h> |
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66 | # define EIO_STRUCT_DIRENT struct dirent |
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67 | |
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68 | #endif |
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69 | |
39 | |
70 | /* perl stupidly overrides readdir and maybe others */ |
40 | /* perl stupidly overrides readdir and maybe others */ |
71 | /* with thread-unsafe versions, imagine that :( */ |
41 | /* with thread-unsafe versions, imagine that :( */ |
72 | #undef readdir |
42 | #undef readdir |
73 | #undef opendir |
43 | #undef opendir |
74 | #undef closedir |
44 | #undef closedir |
75 | |
45 | |
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46 | #ifdef _WIN32 |
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47 | |
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48 | // perl overrides all those nice libc functions |
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49 | |
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50 | #undef malloc |
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51 | #undef free |
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52 | #undef open |
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53 | #undef read |
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54 | #undef write |
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55 | #undef send |
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56 | #undef recv |
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57 | #undef stat |
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58 | #undef lstat |
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59 | #undef fstat |
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60 | #undef truncate |
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61 | #undef ftruncate |
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62 | #undef open |
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63 | #undef link |
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64 | #undef close |
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65 | #undef unlink |
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66 | #undef mkdir |
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67 | #undef rmdir |
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68 | #undef rename |
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69 | #undef lseek |
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70 | #undef opendir |
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71 | #undef readdir |
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72 | #undef closedir |
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73 | #undef chmod |
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74 | #undef fchmod |
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75 | #undef dup |
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76 | #undef dup2 |
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77 | #undef abort |
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78 | #undef pipe |
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79 | |
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80 | #define EIO_STRUCT_STAT struct _stati64 |
76 | #define EIO_STRUCT_STAT Stat_t |
81 | #define EIO_STRUCT_STATI64 |
77 | |
82 | |
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 |
83 | #else |
82 | # define SvVAL64 SvNV |
84 | |
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85 | #include <sys/time.h> |
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86 | #include <sys/select.h> |
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87 | #include <unistd.h> |
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88 | #include <utime.h> |
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89 | #include <signal.h> |
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90 | |
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91 | #define EIO_STRUCT_STAT Stat_t |
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92 | |
83 | #endif |
93 | #endif |
84 | |
94 | |
85 | /*****************************************************************************/ |
95 | /*****************************************************************************/ |
86 | |
96 | |
87 | #if __GNUC__ >= 3 |
97 | #if __GNUC__ >= 3 |
… | |
… | |
93 | #define expect_false(expr) expect ((expr) != 0, 0) |
103 | #define expect_false(expr) expect ((expr) != 0, 0) |
94 | #define expect_true(expr) expect ((expr) != 0, 1) |
104 | #define expect_true(expr) expect ((expr) != 0, 1) |
95 | |
105 | |
96 | /*****************************************************************************/ |
106 | /*****************************************************************************/ |
97 | |
107 | |
98 | static HV *stash; |
|
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99 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
108 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
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109 | typedef int aio_rfd; /* read file desriptor */ |
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110 | typedef int aio_wfd; /* write file descriptor */ |
100 | |
111 | |
101 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
112 | 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 | |
113 | |
104 | #define EIO_REQ_MEMBERS \ |
114 | #define EIO_REQ_MEMBERS \ |
105 | SV *callback; \ |
115 | SV *callback; \ |
106 | SV *sv1, *sv2; \ |
116 | SV *sv1, *sv2; \ |
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117 | SV *sv3, *sv4; \ |
107 | STRLEN stroffset; \ |
118 | STRLEN stroffset; \ |
108 | SV *self; |
119 | SV *self; |
109 | |
120 | |
110 | #define EIO_NO_WRAPPERS 1 |
121 | #define EIO_NO_WRAPPERS 1 |
111 | |
122 | |
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123 | #include "libeio/config.h" |
112 | #include "libeio/eio.h" |
124 | #include "libeio/eio.h" |
113 | |
125 | |
114 | static int req_invoke (eio_req *req); |
126 | static int req_invoke (eio_req *req); |
115 | #define EIO_FINISH(req) req_invoke (req) |
127 | #define EIO_FINISH(req) req_invoke (req) |
116 | static void req_destroy (eio_req *grp); |
128 | static void req_destroy (eio_req *grp); |
117 | #define EIO_DESTROY(req) req_destroy (req) |
129 | #define EIO_DESTROY(req) req_destroy (req) |
118 | |
130 | |
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131 | #include "libeio/eio.c" |
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132 | |
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133 | #if !HAVE_POSIX_FADVISE |
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134 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
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135 | #endif |
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136 | |
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137 | #if !HAVE_POSIX_MADVISE |
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138 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
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139 | #endif |
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140 | |
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141 | #ifndef MAP_ANONYMOUS |
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142 | # ifdef MAP_ANON |
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143 | # define MAP_ANONYMOUS MAP_ANON |
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144 | # else |
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145 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
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146 | # endif |
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147 | #endif |
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148 | |
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149 | /* defines all sorts of constants to 0 unless they are already defined */ |
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150 | /* also provides const_iv_ and const_niv_ macros for them */ |
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151 | #include "def0.h" |
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152 | |
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153 | #ifndef makedev |
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154 | # define makedev(maj,min) (((maj) << 8) | (min)) |
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155 | #endif |
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156 | #ifndef major |
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157 | # define major(dev) ((dev) >> 8) |
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158 | #endif |
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159 | #ifndef minor |
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160 | # define minor(dev) ((dev) & 0xff) |
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161 | #endif |
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162 | |
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163 | #if PAGESIZE <= 0 |
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164 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
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165 | #endif |
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166 | |
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167 | /*****************************************************************************/ |
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168 | |
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169 | static void |
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170 | fiemap (eio_req *req) |
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171 | { |
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172 | req->result = -1; |
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173 | |
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174 | #if HAVE_FIEMAP |
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175 | /* assume some c99 */ |
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176 | struct fiemap *fiemap = 0; |
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177 | size_t end_offset; |
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178 | int count = req->int3; |
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179 | |
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180 | req->flags |= EIO_FLAG_PTR1_FREE; |
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181 | |
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182 | /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */ |
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183 | /* increase in 3.5kb steps */ |
|
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184 | if (count < 0) |
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185 | count = 8; |
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186 | |
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187 | fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); |
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188 | errno = ENOMEM; |
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189 | if (!fiemap) |
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190 | return; |
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191 | |
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192 | req->ptr1 = fiemap; |
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193 | |
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194 | fiemap->fm_start = req->offs; |
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195 | fiemap->fm_length = req->size; |
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196 | fiemap->fm_flags = req->int2; |
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197 | fiemap->fm_extent_count = count; |
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198 | |
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199 | if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0) |
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200 | return; |
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201 | |
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202 | if (req->int3 >= 0 /* not autosizing */ |
|
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203 | || !fiemap->fm_mapped_extents /* no more extents */ |
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204 | || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */) |
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205 | goto done; |
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206 | |
|
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207 | /* else we have to loop - |
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208 | * it would be tempting (actually I tried that first) to just query the |
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209 | * number of extents needed, but linux often feels like not returning all |
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210 | * extents, without telling us it left any out. this complicates |
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211 | * this quite a bit. |
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212 | */ |
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213 | |
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214 | end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start); |
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215 | |
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216 | for (;;) |
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217 | { |
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218 | /* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */ |
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219 | char scratch[3072]; |
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220 | struct fiemap *incmap = (struct fiemap *)scratch; |
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221 | |
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222 | incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical |
|
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223 | + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length; |
|
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224 | incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start); |
|
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225 | incmap->fm_flags = fiemap->fm_flags; |
|
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226 | incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent); |
|
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227 | |
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228 | if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0) |
|
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229 | return; |
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230 | |
|
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231 | if (!incmap->fm_mapped_extents) |
|
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232 | goto done; |
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233 | |
|
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234 | count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents; |
|
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235 | fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); |
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236 | errno = ENOMEM; |
|
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237 | if (!fiemap) |
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238 | return; |
|
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239 | |
|
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240 | req->ptr1 = fiemap; |
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241 | |
|
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242 | for (count = 0; count < incmap->fm_mapped_extents; ++count) |
|
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243 | { |
|
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244 | struct fiemap_extent *e = incmap->fm_extents + count; |
|
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245 | |
|
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246 | if (e->fe_logical + e->fe_length >= end_offset) |
|
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247 | goto done; |
|
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248 | |
|
|
249 | fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e; |
|
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250 | |
|
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251 | if (e->fe_flags & FIEMAP_EXTENT_LAST) |
|
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252 | goto done; |
|
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253 | |
|
|
254 | } |
|
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255 | } |
|
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256 | |
|
|
257 | done: |
|
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258 | req->result = 0; |
|
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259 | |
|
|
260 | #else |
|
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261 | errno = ENOSYS; |
|
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262 | #endif |
|
|
263 | } |
|
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264 | |
|
|
265 | /*****************************************************************************/ |
|
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266 | |
119 | enum { |
267 | enum { |
120 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
268 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
121 | }; |
269 | }; |
122 | |
270 | |
123 | #include "libeio/eio.c" |
|
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124 | |
|
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125 | typedef eio_req *aio_req; |
271 | typedef eio_req *aio_req; |
126 | typedef eio_req *aio_req_ornot; |
272 | typedef eio_req *aio_req_ornot; |
|
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273 | typedef eio_wd aio_wd; |
127 | |
274 | |
128 | static SV *on_next_submit; |
275 | static SV *on_next_submit; |
129 | static int next_pri = EIO_PRI_DEFAULT; |
276 | static int next_pri = EIO_PRI_DEFAULT; |
130 | static int max_outstanding; |
277 | static int max_outstanding; |
131 | |
278 | |
132 | static int respipe_osf [2], respipe [2] = { -1, -1 }; |
279 | static s_epipe respipe; |
133 | |
280 | |
134 | static void req_destroy (aio_req req); |
281 | static void req_destroy (aio_req req); |
135 | static void req_cancel (aio_req req); |
282 | static void req_cancel (aio_req req); |
136 | |
283 | |
137 | static void want_poll (void) |
284 | static void |
|
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285 | want_poll (void) |
138 | { |
286 | { |
139 | /* write a dummy byte to the pipe so fh becomes ready */ |
287 | /* write a dummy byte to the pipe so fh becomes ready */ |
140 | respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); |
288 | s_epipe_signal (&respipe); |
141 | } |
289 | } |
142 | |
290 | |
143 | static void done_poll (void) |
291 | static void |
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292 | done_poll (void) |
144 | { |
293 | { |
145 | /* read any signals sent by the worker threads */ |
294 | /* read any signals sent by the worker threads */ |
146 | char buf [4]; |
295 | s_epipe_drain (&respipe); |
147 | while (respipe_read (respipe [0], buf, 4) == 4) |
|
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148 | ; |
|
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149 | } |
296 | } |
150 | |
297 | |
151 | /* must be called at most once */ |
298 | /* must be called at most once */ |
152 | static SV *req_sv (aio_req req, const char *klass) |
299 | static SV * |
|
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300 | req_sv (aio_req req, HV *stash) |
153 | { |
301 | { |
154 | if (!req->self) |
302 | if (!req->self) |
155 | { |
303 | { |
156 | req->self = (SV *)newHV (); |
304 | req->self = (SV *)newHV (); |
157 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
305 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
158 | } |
306 | } |
159 | |
307 | |
160 | return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); |
308 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
161 | } |
309 | } |
162 | |
310 | |
163 | static aio_req SvAIO_REQ (SV *sv) |
311 | static SV * |
|
|
312 | newSVaio_wd (aio_wd wd) |
|
|
313 | { |
|
|
314 | return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash); |
|
|
315 | } |
|
|
316 | |
|
|
317 | static aio_req |
|
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318 | SvAIO_REQ (SV *sv) |
164 | { |
319 | { |
165 | MAGIC *mg; |
320 | MAGIC *mg; |
166 | |
321 | |
167 | if (!sv_derived_from (sv, AIO_REQ_KLASS) || !SvROK (sv)) |
322 | if (!SvROK (sv) |
|
|
323 | /* for speed reasons, we do not verify that SvROK actually has a stash ptr */ |
|
|
324 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
|
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325 | && SvSTASH (SvRV (sv)) != aio_req_stash |
|
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326 | && !sv_derived_from (sv, "IO::AIO::REQ"))) |
168 | croak ("object of class " AIO_REQ_KLASS " expected"); |
327 | croak ("object of class IO::AIO::REQ expected"); |
169 | |
328 | |
170 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
329 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
171 | |
330 | |
172 | return mg ? (aio_req)mg->mg_ptr : 0; |
331 | return mg ? (aio_req)mg->mg_ptr : 0; |
173 | } |
332 | } |
174 | |
333 | |
|
|
334 | static aio_wd |
|
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335 | SvAIO_WD (SV *sv) |
|
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336 | { |
|
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337 | if (!SvROK (sv) |
|
|
338 | || SvTYPE (SvRV (sv)) != SVt_PVMG |
|
|
339 | || SvSTASH (SvRV (sv)) != aio_wd_stash) |
|
|
340 | croak ("IO::AIO: expected a working directory object as returned by aio_wd"); |
|
|
341 | |
|
|
342 | return (aio_wd)(long)SvIVX (SvRV (sv)); |
|
|
343 | } |
|
|
344 | |
|
|
345 | static SV * |
|
|
346 | newmortalFH (int fd, int flags) |
|
|
347 | { |
|
|
348 | if (fd < 0) |
|
|
349 | return &PL_sv_undef; |
|
|
350 | |
|
|
351 | GV *gv = (GV *)sv_newmortal (); |
|
|
352 | char sym[64]; |
|
|
353 | int symlen; |
|
|
354 | |
|
|
355 | symlen = snprintf (sym, sizeof (sym), "fd#%d", fd); |
|
|
356 | gv_init (gv, aio_stash, sym, symlen, 0); |
|
|
357 | |
|
|
358 | symlen = snprintf ( |
|
|
359 | sym, |
|
|
360 | sizeof (sym), |
|
|
361 | "%s&=%d", |
|
|
362 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
|
|
363 | fd |
|
|
364 | ); |
|
|
365 | |
|
|
366 | return do_open (gv, sym, symlen, 0, 0, 0, 0) |
|
|
367 | ? (SV *)gv : &PL_sv_undef; |
|
|
368 | } |
|
|
369 | |
|
|
370 | static void |
175 | static void aio_grp_feed (aio_req grp) |
371 | aio_grp_feed (aio_req grp) |
176 | { |
372 | { |
177 | if (grp->sv2 && SvOK (grp->sv2)) |
373 | if (grp->sv2 && SvOK (grp->sv2)) |
178 | { |
374 | { |
179 | dSP; |
375 | dSP; |
180 | |
376 | |
181 | ENTER; |
377 | ENTER; |
182 | SAVETMPS; |
378 | SAVETMPS; |
183 | PUSHMARK (SP); |
379 | PUSHMARK (SP); |
184 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
380 | XPUSHs (req_sv (grp, aio_grp_stash)); |
185 | PUTBACK; |
381 | PUTBACK; |
186 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
382 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
187 | SPAGAIN; |
383 | SPAGAIN; |
188 | FREETMPS; |
384 | FREETMPS; |
189 | LEAVE; |
385 | LEAVE; |
190 | } |
386 | } |
191 | } |
387 | } |
192 | |
388 | |
|
|
389 | static void |
193 | static void req_submit (eio_req *req) |
390 | req_submit (eio_req *req) |
194 | { |
391 | { |
195 | eio_submit (req); |
392 | eio_submit (req); |
196 | |
393 | |
197 | if (expect_false (on_next_submit)) |
394 | if (expect_false (on_next_submit)) |
198 | { |
395 | { |
… | |
… | |
205 | PUTBACK; |
402 | PUTBACK; |
206 | call_sv (cb, G_DISCARD | G_EVAL); |
403 | call_sv (cb, G_DISCARD | G_EVAL); |
207 | } |
404 | } |
208 | } |
405 | } |
209 | |
406 | |
|
|
407 | static int |
210 | static int req_invoke (eio_req *req) |
408 | req_invoke (eio_req *req) |
211 | { |
409 | { |
212 | dSP; |
|
|
213 | |
|
|
214 | if (req->flags & FLAG_SV2_RO_OFF) |
410 | if (req->flags & FLAG_SV2_RO_OFF) |
215 | SvREADONLY_off (req->sv2); |
411 | SvREADONLY_off (req->sv2); |
216 | |
412 | |
217 | if (!EIO_CANCELLED (req) && req->callback) |
413 | if (!EIO_CANCELLED (req) && req->callback) |
218 | { |
414 | { |
|
|
415 | dSP; |
|
|
416 | static SV *sv_result_cache; /* caches the result integer SV */ |
|
|
417 | SV *sv_result; |
|
|
418 | |
219 | ENTER; |
419 | ENTER; |
220 | SAVETMPS; |
420 | SAVETMPS; |
221 | PUSHMARK (SP); |
421 | PUSHMARK (SP); |
222 | EXTEND (SP, 1); |
422 | EXTEND (SP, 1); |
223 | |
423 | |
|
|
424 | /* do not recreate the result IV from scratch each time */ |
|
|
425 | if (expect_true (sv_result_cache)) |
|
|
426 | { |
|
|
427 | sv_result = sv_result_cache; sv_result_cache = 0; |
|
|
428 | SvIV_set (sv_result, req->result); |
|
|
429 | SvIOK_only (sv_result); |
|
|
430 | } |
|
|
431 | else |
|
|
432 | { |
|
|
433 | sv_result = newSViv (req->result); |
|
|
434 | SvREADONLY_on (sv_result); |
|
|
435 | } |
|
|
436 | |
224 | switch (req->type) |
437 | switch (req->type) |
225 | { |
438 | { |
|
|
439 | case EIO_WD_OPEN: |
|
|
440 | PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd))); |
|
|
441 | break; |
|
|
442 | |
226 | case EIO_READDIR: |
443 | case EIO_READDIR: |
227 | { |
444 | { |
228 | SV *rv = &PL_sv_undef; |
445 | SV *rv = &PL_sv_undef; |
229 | |
446 | |
230 | if (req->result >= 0) |
447 | if (req->result >= 0) |
231 | { |
448 | { |
232 | int i; |
449 | int i; |
233 | char *buf = req->ptr2; |
450 | char *names = (char *)req->ptr2; |
|
|
451 | eio_dirent *ent = (eio_dirent *)req->ptr1; /* might be 0 */ |
234 | AV *av = newAV (); |
452 | AV *av = newAV (); |
235 | |
453 | |
236 | av_extend (av, req->result - 1); |
454 | av_extend (av, req->result - 1); |
237 | |
455 | |
238 | for (i = 0; i < req->result; ++i) |
456 | for (i = 0; i < req->result; ++i) |
239 | { |
457 | { |
240 | if (req->int1 & EIO_READDIR_DENTS) |
458 | if (req->int1 & EIO_READDIR_DENTS) |
241 | { |
459 | { |
242 | eio_dirent *ent = (eio_dirent *)buf; |
|
|
243 | SV *namesv = newSVpvn (ent->name, ent->namelen); |
460 | SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen); |
244 | |
461 | |
245 | if (req->int1 & EIO_READDIR_CUSTOM2) |
462 | if (req->int1 & EIO_READDIR_CUSTOM2) |
246 | { |
463 | { |
247 | static SV *sv_type [EIO_DT_MAX + 1]; /* type sv cache */ |
464 | static SV *sv_type [EIO_DT_MAX + 1]; /* type sv cache */ |
248 | AV *avent = newAV (); |
465 | AV *avent = newAV (); |
… | |
… | |
262 | av_store (av, i, newRV_noinc ((SV *)avent)); |
479 | av_store (av, i, newRV_noinc ((SV *)avent)); |
263 | } |
480 | } |
264 | else |
481 | else |
265 | av_store (av, i, namesv); |
482 | av_store (av, i, namesv); |
266 | |
483 | |
267 | buf += sizeof (eio_dirent); |
484 | ++ent; |
268 | } |
485 | } |
269 | else |
486 | else |
270 | { |
487 | { |
271 | SV *name = newSVpv (buf, 0); |
488 | SV *name = newSVpv (names, 0); |
272 | av_store (av, i, name); |
489 | av_store (av, i, name); |
273 | buf += SvCUR (name) + 1; |
490 | names += SvCUR (name) + 1; |
274 | } |
491 | } |
275 | } |
492 | } |
276 | |
493 | |
277 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
494 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
278 | } |
495 | } |
… | |
… | |
283 | XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); |
500 | XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); |
284 | } |
501 | } |
285 | break; |
502 | break; |
286 | |
503 | |
287 | case EIO_OPEN: |
504 | case EIO_OPEN: |
|
|
505 | PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR))); |
|
|
506 | break; |
|
|
507 | |
|
|
508 | case EIO_STATVFS: |
|
|
509 | case EIO_FSTATVFS: |
288 | { |
510 | { |
289 | /* convert fd to fh */ |
|
|
290 | SV *fh = &PL_sv_undef; |
511 | SV *rv = &PL_sv_undef; |
291 | |
512 | |
|
|
513 | #ifndef _WIN32 |
292 | if (req->result >= 0) |
514 | if (req->result >= 0) |
293 | { |
515 | { |
|
|
516 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
294 | GV *gv = (GV *)sv_newmortal (); |
517 | HV *hv = newHV (); |
295 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
518 | /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom |
296 | char sym [64]; |
519 | * chooses to make it a struct. |
297 | int symlen; |
|
|
298 | |
520 | */ |
299 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
521 | unsigned long fsid = 0; |
300 | gv_init (gv, stash, sym, symlen, 0); |
522 | memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid)); |
301 | |
523 | |
302 | symlen = snprintf ( |
524 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
303 | sym, |
|
|
304 | sizeof (sym), |
|
|
305 | "%s&=%d", |
|
|
306 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
|
|
307 | (int)req->result |
|
|
308 | ); |
|
|
309 | |
525 | |
310 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
526 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
311 | fh = (SV *)gv; |
527 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
|
|
528 | hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0); |
|
|
529 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
|
|
530 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
|
|
531 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
|
|
532 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
|
|
533 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
|
|
534 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0); |
|
|
535 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
|
|
536 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
312 | } |
537 | } |
|
|
538 | #endif |
313 | |
539 | |
314 | PUSHs (fh); |
540 | PUSHs (rv); |
315 | } |
541 | } |
|
|
542 | |
316 | break; |
543 | break; |
317 | |
544 | |
318 | case EIO_GROUP: |
545 | case EIO_GROUP: |
319 | req->int1 = 2; /* mark group as finished */ |
546 | req->int1 = 2; /* mark group as finished */ |
320 | |
547 | |
… | |
… | |
332 | case EIO_NOP: |
559 | case EIO_NOP: |
333 | case EIO_BUSY: |
560 | case EIO_BUSY: |
334 | break; |
561 | break; |
335 | |
562 | |
336 | case EIO_READLINK: |
563 | case EIO_READLINK: |
|
|
564 | case EIO_REALPATH: |
337 | if (req->result > 0) |
565 | if (req->result > 0) |
338 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
566 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
339 | break; |
567 | break; |
340 | |
568 | |
341 | case EIO_STAT: |
569 | case EIO_STAT: |
342 | case EIO_LSTAT: |
570 | case EIO_LSTAT: |
343 | case EIO_FSTAT: |
571 | case EIO_FSTAT: |
344 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
572 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
|
|
573 | |
345 | PL_laststatval = req->result; |
574 | if (!(PL_laststatval = req->result)) |
|
|
575 | /* if compilation fails here then perl's Stat_t is not struct _stati64 */ |
346 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
576 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
347 | PUSHs (sv_2mortal (newSViv (req->result))); |
577 | |
|
|
578 | PUSHs (sv_result); |
|
|
579 | break; |
|
|
580 | |
|
|
581 | case EIO_SEEK: |
|
|
582 | PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs))); |
348 | break; |
583 | break; |
349 | |
584 | |
350 | case EIO_READ: |
585 | case EIO_READ: |
351 | { |
586 | { |
352 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
587 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
353 | *SvEND (req->sv2) = 0; |
588 | *SvEND (req->sv2) = 0; |
354 | SvPOK_only (req->sv2); |
589 | SvPOK_only (req->sv2); |
355 | SvSETMAGIC (req->sv2); |
590 | SvSETMAGIC (req->sv2); |
356 | PUSHs (sv_2mortal (newSViv (req->result))); |
591 | PUSHs (sv_result); |
357 | } |
592 | } |
358 | break; |
593 | break; |
359 | |
594 | |
360 | case EIO_DUP2: |
595 | case EIO_CUSTOM: |
|
|
596 | if (req->feed == fiemap) |
|
|
597 | { |
|
|
598 | #if HAVE_FIEMAP |
|
|
599 | if (!req->result) |
|
|
600 | { |
|
|
601 | struct fiemap *fiemap = (struct fiemap *)req->ptr1; |
|
|
602 | |
|
|
603 | if (fiemap->fm_extent_count) |
|
|
604 | { |
|
|
605 | AV *av = newAV (); |
|
|
606 | int i; |
|
|
607 | |
|
|
608 | while (fiemap->fm_mapped_extents) |
|
|
609 | { |
|
|
610 | struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents]; |
|
|
611 | AV *ext_av = newAV (); |
|
|
612 | |
|
|
613 | av_store (ext_av, 3, newSVuv (extent->fe_flags)); |
|
|
614 | av_store (ext_av, 2, newSVval64 (extent->fe_length)); |
|
|
615 | av_store (ext_av, 1, newSVval64 (extent->fe_physical)); |
|
|
616 | av_store (ext_av, 0, newSVval64 (extent->fe_logical)); |
|
|
617 | |
|
|
618 | av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av)); |
|
|
619 | } |
|
|
620 | |
|
|
621 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
|
|
622 | } |
|
|
623 | else |
|
|
624 | { |
|
|
625 | SvIV_set (sv_result, fiemap->fm_mapped_extents); |
|
|
626 | PUSHs (sv_result); |
|
|
627 | } |
|
|
628 | } |
|
|
629 | #endif |
|
|
630 | } |
|
|
631 | else |
|
|
632 | PUSHs (sv_result); |
|
|
633 | break; |
|
|
634 | |
|
|
635 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
361 | if (req->result > 0) |
636 | if (req->result > 0) |
362 | req->result = 0; |
637 | SvIV_set (sv_result, 0); |
363 | /* FALLTHROUGH */ |
638 | /* FALLTHROUGH */ |
364 | |
639 | |
365 | default: |
640 | default: |
366 | PUSHs (sv_2mortal (newSViv (req->result))); |
641 | PUSHs (sv_result); |
367 | break; |
642 | break; |
368 | } |
643 | } |
369 | |
644 | |
370 | errno = req->errorno; |
645 | errno = req->errorno; |
371 | |
646 | |
372 | PUTBACK; |
647 | PUTBACK; |
373 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
648 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
374 | SPAGAIN; |
649 | SPAGAIN; |
375 | |
650 | |
|
|
651 | if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache)) |
|
|
652 | SvREFCNT_dec (sv_result); |
|
|
653 | else |
|
|
654 | sv_result_cache = sv_result; |
|
|
655 | |
376 | FREETMPS; |
656 | FREETMPS; |
377 | LEAVE; |
657 | LEAVE; |
378 | |
658 | |
379 | PUTBACK; |
659 | PUTBACK; |
380 | } |
660 | } |
381 | |
661 | |
382 | return !!SvTRUE (ERRSV); |
662 | return !!SvTRUE (ERRSV); |
383 | } |
663 | } |
384 | |
664 | |
|
|
665 | static void |
385 | static void req_destroy (aio_req req) |
666 | req_destroy (aio_req req) |
386 | { |
667 | { |
387 | if (req->self) |
668 | if (req->self) |
388 | { |
669 | { |
389 | sv_unmagic (req->self, PERL_MAGIC_ext); |
670 | sv_unmagic (req->self, PERL_MAGIC_ext); |
390 | SvREFCNT_dec (req->self); |
671 | SvREFCNT_dec (req->self); |
391 | } |
672 | } |
392 | |
673 | |
393 | SvREFCNT_dec (req->sv1); |
674 | SvREFCNT_dec (req->sv1); |
394 | SvREFCNT_dec (req->sv2); |
675 | SvREFCNT_dec (req->sv2); |
|
|
676 | SvREFCNT_dec (req->sv3); |
|
|
677 | SvREFCNT_dec (req->sv4); |
395 | SvREFCNT_dec (req->callback); |
678 | SvREFCNT_dec (req->callback); |
396 | |
679 | |
397 | Safefree (req); |
680 | free (req); |
398 | } |
681 | } |
399 | |
682 | |
|
|
683 | static void |
400 | static void req_cancel_subs (aio_req grp) |
684 | req_cancel_subs (aio_req grp) |
401 | { |
685 | { |
402 | aio_req sub; |
|
|
403 | |
|
|
404 | if (grp->type != EIO_GROUP) |
686 | if (grp->type != EIO_GROUP) |
405 | return; |
687 | return; |
406 | |
688 | |
407 | SvREFCNT_dec (grp->sv2); |
689 | SvREFCNT_dec (grp->sv2); |
408 | grp->sv2 = 0; |
690 | grp->sv2 = 0; |
409 | |
691 | |
410 | eio_grp_cancel (grp); |
692 | eio_grp_cancel (grp); |
411 | } |
693 | } |
412 | |
694 | |
413 | #ifdef USE_SOCKETS_AS_HANDLES |
695 | static void ecb_cold |
414 | # define TO_SOCKET(x) (win32_get_osfhandle (x)) |
696 | create_respipe (void) |
415 | #else |
697 | { |
416 | # define TO_SOCKET(x) (x) |
698 | if (s_epipe_renew (&respipe)) |
417 | #endif |
699 | croak ("IO::AIO: unable to initialize result pipe"); |
|
|
700 | } |
418 | |
701 | |
419 | static void |
702 | static void |
420 | create_respipe (void) |
703 | poll_wait (void) |
421 | { |
704 | { |
422 | int old_readfd = respipe [0]; |
|
|
423 | |
|
|
424 | if (respipe [1] >= 0) |
|
|
425 | respipe_close (TO_SOCKET (respipe [1])); |
|
|
426 | |
|
|
427 | #ifdef _WIN32 |
|
|
428 | if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe)) |
|
|
429 | #else |
|
|
430 | if (pipe (respipe)) |
|
|
431 | #endif |
|
|
432 | croak ("unable to initialize result pipe"); |
|
|
433 | |
|
|
434 | if (old_readfd >= 0) |
|
|
435 | { |
|
|
436 | if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) |
|
|
437 | croak ("unable to initialize result pipe(2)"); |
|
|
438 | |
|
|
439 | respipe_close (respipe [0]); |
|
|
440 | respipe [0] = old_readfd; |
|
|
441 | } |
|
|
442 | |
|
|
443 | #ifdef _WIN32 |
|
|
444 | int arg = 1; |
|
|
445 | if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg) |
|
|
446 | || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg)) |
|
|
447 | #else |
|
|
448 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) |
|
|
449 | || fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
|
|
450 | #endif |
|
|
451 | croak ("unable to initialize result pipe(3)"); |
|
|
452 | |
|
|
453 | respipe_osf [0] = TO_SOCKET (respipe [0]); |
|
|
454 | respipe_osf [1] = TO_SOCKET (respipe [1]); |
|
|
455 | } |
|
|
456 | |
|
|
457 | static void poll_wait (void) |
|
|
458 | { |
|
|
459 | fd_set rfd; |
|
|
460 | |
|
|
461 | while (eio_nreqs ()) |
705 | while (eio_nreqs ()) |
462 | { |
706 | { |
463 | int size; |
707 | int size; |
464 | |
708 | |
465 | X_LOCK (reslock); |
709 | X_LOCK (EIO_POOL->reslock); |
466 | size = res_queue.size; |
710 | size = EIO_POOL->res_queue.size; |
467 | X_UNLOCK (reslock); |
711 | X_UNLOCK (EIO_POOL->reslock); |
468 | |
712 | |
469 | if (size) |
713 | if (size) |
470 | return; |
714 | return; |
471 | |
715 | |
472 | etp_maybe_start_thread (); |
716 | etp_maybe_start_thread (EIO_POOL); |
473 | |
717 | |
474 | FD_ZERO (&rfd); |
718 | s_epipe_wait (&respipe); |
475 | FD_SET (respipe [0], &rfd); |
|
|
476 | |
|
|
477 | PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); |
|
|
478 | } |
719 | } |
479 | } |
720 | } |
480 | |
721 | |
481 | static int poll_cb (void) |
722 | static int |
|
|
723 | poll_cb (void) |
482 | { |
724 | { |
483 | for (;;) |
725 | for (;;) |
484 | { |
726 | { |
485 | int res = eio_poll (); |
727 | int res = eio_poll (); |
486 | |
728 | |
… | |
… | |
492 | |
734 | |
493 | poll_wait (); |
735 | poll_wait (); |
494 | } |
736 | } |
495 | } |
737 | } |
496 | |
738 | |
497 | static void atfork_child (void) |
739 | static void ecb_cold |
|
|
740 | reinit (void) |
498 | { |
741 | { |
499 | create_respipe (); |
742 | create_respipe (); |
|
|
743 | |
|
|
744 | if (eio_init (want_poll, done_poll) < 0) |
|
|
745 | croak ("IO::AIO: unable to initialise eio library"); |
500 | } |
746 | } |
|
|
747 | |
|
|
748 | /*****************************************************************************/ |
|
|
749 | |
|
|
750 | #if !_POSIX_MAPPED_FILES |
|
|
751 | # define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS () |
|
|
752 | # define munmap(addr,length) EIO_ENOSYS () |
|
|
753 | #endif |
|
|
754 | |
|
|
755 | #if !_POSIX_MEMORY_PROTECTION |
|
|
756 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
|
|
757 | #endif |
|
|
758 | |
|
|
759 | #define MMAP_MAGIC PERL_MAGIC_ext |
|
|
760 | |
|
|
761 | static int ecb_cold |
|
|
762 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
763 | { |
|
|
764 | int old_errno = errno; |
|
|
765 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
766 | errno = old_errno; |
|
|
767 | |
|
|
768 | mg->mg_obj = 0; /* just in case */ |
|
|
769 | |
|
|
770 | SvREADONLY_off (sv); |
|
|
771 | |
|
|
772 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
773 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
774 | |
|
|
775 | SvCUR_set (sv, 0); |
|
|
776 | SvPVX (sv) = 0; |
|
|
777 | SvOK_off (sv); |
|
|
778 | |
|
|
779 | return 0; |
|
|
780 | } |
|
|
781 | |
|
|
782 | static MGVTBL mmap_vtbl = { |
|
|
783 | 0, 0, 0, 0, mmap_free |
|
|
784 | }; |
|
|
785 | |
|
|
786 | /*****************************************************************************/ |
501 | |
787 | |
502 | static SV * |
788 | static SV * |
503 | get_cb (SV *cb_sv) |
789 | get_cb (SV *cb_sv) |
504 | { |
790 | { |
505 | HV *st; |
791 | SvGETMAGIC (cb_sv); |
506 | GV *gvp; |
792 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
|
|
793 | } |
|
|
794 | |
|
|
795 | static aio_req ecb_noinline |
|
|
796 | dreq (SV *callback) |
|
|
797 | { |
507 | CV *cv; |
798 | SV *cb_cv; |
|
|
799 | aio_req req; |
|
|
800 | int req_pri = next_pri; |
|
|
801 | next_pri = EIO_PRI_DEFAULT; |
508 | |
802 | |
509 | if (!SvOK (cb_sv)) |
803 | cb_cv = get_cb (callback); |
|
|
804 | |
|
|
805 | req = calloc (sizeof (*req), 1); |
|
|
806 | if (!req) |
|
|
807 | croak ("out of memory during eio_req allocation"); |
|
|
808 | |
|
|
809 | req->callback = SvREFCNT_inc (cb_cv); |
|
|
810 | req->pri = req_pri; |
|
|
811 | |
510 | return 0; |
812 | return req; |
511 | |
|
|
512 | cv = sv_2cv (cb_sv, &st, &gvp, 0); |
|
|
513 | |
|
|
514 | if (!cv) |
|
|
515 | croak ("IO::AIO callback must be undef or a CODE reference"); |
|
|
516 | |
|
|
517 | return (SV *)cv; |
|
|
518 | } |
813 | } |
519 | |
814 | |
520 | #define dREQ \ |
815 | #define dREQ \ |
521 | SV *cb_cv; \ |
816 | aio_req req = dreq (callback); \ |
522 | aio_req req; \ |
|
|
523 | int req_pri = next_pri; \ |
|
|
524 | next_pri = EIO_PRI_DEFAULT; \ |
|
|
525 | \ |
|
|
526 | cb_cv = get_cb (callback); \ |
|
|
527 | \ |
|
|
528 | Newz (0, req, 1, eio_req); \ |
|
|
529 | if (!req) \ |
|
|
530 | croak ("out of memory during eio_req allocation"); \ |
|
|
531 | \ |
|
|
532 | req->callback = SvREFCNT_inc (cb_cv); \ |
|
|
533 | req->pri = req_pri |
|
|
534 | |
817 | |
535 | #define REQ_SEND \ |
818 | #define REQ_SEND \ |
536 | PUTBACK; \ |
819 | PUTBACK; \ |
537 | req_submit (req); \ |
820 | req_submit (req); \ |
538 | SPAGAIN; \ |
821 | SPAGAIN; \ |
539 | \ |
822 | \ |
540 | if (GIMME_V != G_VOID) \ |
823 | if (GIMME_V != G_VOID) \ |
541 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
824 | XPUSHs (req_sv (req, aio_req_stash)); |
542 | |
825 | |
543 | static int |
826 | ecb_inline void |
544 | extract_fd (SV *fh, int wr) |
827 | req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) |
545 | { |
828 | { |
546 | int fd = PerlIO_fileno (wr ? IoOFP (sv_2io (fh)) : IoIFP (sv_2io (fh))); |
829 | if (expect_false (SvROK (path))) |
|
|
830 | { |
|
|
831 | SV *rv = SvRV (path); |
|
|
832 | SV *wdob; |
547 | |
833 | |
548 | if (fd < 0) |
834 | if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1) |
549 | croak ("illegal fh argument, either not an OS file or read/write mode mismatch"); |
835 | { |
|
|
836 | path = AvARRAY (rv)[1]; |
|
|
837 | wdob = AvARRAY (rv)[0]; |
550 | |
838 | |
551 | return fd; |
839 | if (SvOK (wdob)) |
|
|
840 | { |
|
|
841 | *wd = SvAIO_WD (wdob); |
|
|
842 | *wdsv = SvREFCNT_inc_NN (SvRV (wdob)); |
|
|
843 | } |
|
|
844 | else |
|
|
845 | *wd = EIO_INVALID_WD; |
|
|
846 | } |
|
|
847 | else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash) |
|
|
848 | { |
|
|
849 | *wd = (aio_wd)(long)SvIVX (rv); |
|
|
850 | *wdsv = SvREFCNT_inc_NN (rv); |
|
|
851 | *ptr = "."; |
|
|
852 | return; /* path set to "." */ |
|
|
853 | } |
|
|
854 | else |
|
|
855 | croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair"); |
|
|
856 | } |
|
|
857 | |
|
|
858 | *pathsv = newSVsv (path); |
|
|
859 | *ptr = SvPVbyte_nolen (*pathsv); |
552 | } |
860 | } |
|
|
861 | |
|
|
862 | static void ecb_noinline |
|
|
863 | req_set_path1 (aio_req req, SV *path) |
|
|
864 | { |
|
|
865 | req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); |
|
|
866 | } |
|
|
867 | |
|
|
868 | static void ecb_noinline |
|
|
869 | req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) |
|
|
870 | { |
|
|
871 | SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; |
|
|
872 | |
|
|
873 | switch (SvTYPE (rv)) |
|
|
874 | { |
|
|
875 | case SVt_PVIO: |
|
|
876 | case SVt_PVLV: |
|
|
877 | case SVt_PVGV: |
|
|
878 | req->type = type_fh; |
|
|
879 | req->sv1 = newSVsv (fh_or_path); |
|
|
880 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
881 | break; |
|
|
882 | |
|
|
883 | default: |
|
|
884 | req->type = type_path; |
|
|
885 | req_set_path1 (req, fh_or_path); |
|
|
886 | break; |
|
|
887 | } |
|
|
888 | } |
|
|
889 | |
|
|
890 | XS(boot_IO__AIO) ecb_cold; |
553 | |
891 | |
554 | MODULE = IO::AIO PACKAGE = IO::AIO |
892 | MODULE = IO::AIO PACKAGE = IO::AIO |
555 | |
893 | |
556 | PROTOTYPES: ENABLE |
894 | PROTOTYPES: ENABLE |
557 | |
895 | |
… | |
… | |
559 | { |
897 | { |
560 | static const struct { |
898 | static const struct { |
561 | const char *name; |
899 | const char *name; |
562 | IV iv; |
900 | IV iv; |
563 | } *civ, const_iv[] = { |
901 | } *civ, const_iv[] = { |
564 | # define const_iv(name, value) { # name, (IV) value }, |
902 | # define const_niv(name, value) { # name, (IV) value }, |
|
|
903 | # define const_iv(name) { # name, (IV) name }, |
565 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
904 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
566 | const_iv (EXDEV , EXDEV) |
905 | |
|
|
906 | /* you have to re-run ./gendef0 after adding/removing any constants here */ |
|
|
907 | /* the first block can be undef if missing */ |
567 | const_iv (ENOSYS , ENOSYS) |
908 | const_iv (ENOSYS) |
|
|
909 | const_iv (EXDEV) |
|
|
910 | const_iv (EBADR) |
|
|
911 | |
|
|
912 | /* for lseek */ |
|
|
913 | const_iv (SEEK_DATA) |
|
|
914 | const_iv (SEEK_HOLE) |
|
|
915 | |
|
|
916 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
917 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
918 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
919 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
920 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
921 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
922 | |
|
|
923 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
924 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
925 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
926 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
927 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
928 | |
|
|
929 | /* the second block will be 0 when missing */ |
568 | const_iv (O_RDONLY, O_RDONLY) |
930 | const_iv (O_RDONLY) |
569 | const_iv (O_WRONLY, O_WRONLY) |
931 | const_iv (O_WRONLY) |
|
|
932 | const_iv (O_RDWR) |
570 | const_iv (O_CREAT , O_CREAT) |
933 | const_iv (O_CREAT) |
571 | const_iv (O_TRUNC , O_TRUNC) |
934 | const_iv (O_TRUNC) |
572 | #ifndef _WIN32 |
935 | const_iv (O_EXCL) |
|
|
936 | const_iv (O_APPEND) |
|
|
937 | |
|
|
938 | const_iv (O_ASYNC) |
|
|
939 | const_iv (O_DIRECT) |
|
|
940 | const_iv (O_NOATIME) |
|
|
941 | |
|
|
942 | const_iv (O_CLOEXEC) |
|
|
943 | const_iv (O_NOCTTY) |
|
|
944 | const_iv (O_NOFOLLOW) |
|
|
945 | const_iv (O_NONBLOCK) |
|
|
946 | const_iv (O_EXEC) |
|
|
947 | const_iv (O_SEARCH) |
|
|
948 | const_iv (O_DIRECTORY) |
|
|
949 | const_iv (O_DSYNC) |
|
|
950 | const_iv (O_RSYNC) |
|
|
951 | const_iv (O_SYNC) |
|
|
952 | const_iv (O_PATH) |
|
|
953 | const_iv (O_TMPFILE) |
|
|
954 | const_iv (O_TTY_INIT) |
|
|
955 | |
573 | const_iv (S_IFIFO , S_IFIFO) |
956 | const_iv (S_IFIFO) |
574 | #endif |
957 | const_iv (S_IFCHR) |
|
|
958 | const_iv (S_IFBLK) |
|
|
959 | const_iv (S_IFLNK) |
|
|
960 | const_iv (S_IFREG) |
|
|
961 | const_iv (S_IFDIR) |
|
|
962 | const_iv (S_IFWHT) |
|
|
963 | const_iv (S_IFSOCK) |
|
|
964 | const_iv (S_IFMT) |
|
|
965 | |
|
|
966 | const_iv (ST_RDONLY) |
|
|
967 | const_iv (ST_NOSUID) |
|
|
968 | const_iv (ST_NODEV) |
|
|
969 | const_iv (ST_NOEXEC) |
|
|
970 | const_iv (ST_SYNCHRONOUS) |
|
|
971 | const_iv (ST_MANDLOCK) |
|
|
972 | const_iv (ST_WRITE) |
|
|
973 | const_iv (ST_APPEND) |
|
|
974 | const_iv (ST_IMMUTABLE) |
|
|
975 | const_iv (ST_NOATIME) |
|
|
976 | const_iv (ST_NODIRATIME) |
|
|
977 | const_iv (ST_RELATIME) |
|
|
978 | |
|
|
979 | const_iv (PROT_NONE) |
|
|
980 | const_iv (PROT_EXEC) |
|
|
981 | const_iv (PROT_READ) |
|
|
982 | const_iv (PROT_WRITE) |
|
|
983 | |
|
|
984 | const_iv (MAP_PRIVATE) |
|
|
985 | const_iv (MAP_SHARED) |
|
|
986 | const_iv (MAP_FIXED) |
|
|
987 | const_iv (MAP_ANONYMOUS) |
|
|
988 | |
|
|
989 | /* linuxish */ |
|
|
990 | const_iv (MAP_LOCKED) |
|
|
991 | const_iv (MAP_NORESERVE) |
|
|
992 | const_iv (MAP_POPULATE) |
|
|
993 | const_iv (MAP_NONBLOCK) |
|
|
994 | const_iv (MAP_GROWSDOWN) |
|
|
995 | const_iv (MAP_32BIT) |
|
|
996 | const_iv (MAP_HUGETLB) |
|
|
997 | const_iv (MAP_STACK) |
|
|
998 | |
|
|
999 | const_iv (FIEMAP_FLAG_SYNC) |
|
|
1000 | const_iv (FIEMAP_FLAG_XATTR) |
|
|
1001 | const_iv (FIEMAP_FLAGS_COMPAT) |
|
|
1002 | const_iv (FIEMAP_EXTENT_LAST) |
|
|
1003 | const_iv (FIEMAP_EXTENT_UNKNOWN) |
|
|
1004 | const_iv (FIEMAP_EXTENT_DELALLOC) |
|
|
1005 | const_iv (FIEMAP_EXTENT_ENCODED) |
|
|
1006 | const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED) |
|
|
1007 | const_iv (FIEMAP_EXTENT_NOT_ALIGNED) |
|
|
1008 | const_iv (FIEMAP_EXTENT_DATA_INLINE) |
|
|
1009 | const_iv (FIEMAP_EXTENT_DATA_TAIL) |
|
|
1010 | const_iv (FIEMAP_EXTENT_UNWRITTEN) |
|
|
1011 | const_iv (FIEMAP_EXTENT_MERGED) |
|
|
1012 | const_iv (FIEMAP_EXTENT_SHARED) |
|
|
1013 | |
|
|
1014 | const_iv (SPLICE_F_MOVE) |
|
|
1015 | const_iv (SPLICE_F_NONBLOCK) |
|
|
1016 | const_iv (SPLICE_F_MORE) |
|
|
1017 | const_iv (SPLICE_F_GIFT) |
|
|
1018 | |
|
|
1019 | /* these are libeio constants, and are independent of gendef0 */ |
|
|
1020 | const_eio (SEEK_SET) |
|
|
1021 | const_eio (SEEK_CUR) |
|
|
1022 | const_eio (SEEK_END) |
|
|
1023 | |
|
|
1024 | const_eio (MCL_FUTURE) |
|
|
1025 | const_eio (MCL_CURRENT) |
|
|
1026 | |
|
|
1027 | const_eio (MS_ASYNC) |
|
|
1028 | const_eio (MS_INVALIDATE) |
|
|
1029 | const_eio (MS_SYNC) |
|
|
1030 | |
|
|
1031 | const_eio (MT_MODIFY) |
|
|
1032 | |
575 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
1033 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
576 | const_eio (SYNC_FILE_RANGE_WRITE) |
1034 | const_eio (SYNC_FILE_RANGE_WRITE) |
577 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
1035 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
|
|
1036 | |
|
|
1037 | const_eio (FALLOC_FL_KEEP_SIZE) |
|
|
1038 | const_eio (FALLOC_FL_PUNCH_HOLE) |
|
|
1039 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
|
|
1040 | const_eio (FALLOC_FL_ZERO_RANGE) |
578 | |
1041 | |
579 | const_eio (READDIR_DENTS) |
1042 | const_eio (READDIR_DENTS) |
580 | const_eio (READDIR_DIRS_FIRST) |
1043 | const_eio (READDIR_DIRS_FIRST) |
581 | const_eio (READDIR_STAT_ORDER) |
1044 | const_eio (READDIR_STAT_ORDER) |
582 | const_eio (READDIR_FOUND_UNKNOWN) |
1045 | const_eio (READDIR_FOUND_UNKNOWN) |
… | |
… | |
590 | const_eio (DT_LNK) |
1053 | const_eio (DT_LNK) |
591 | const_eio (DT_SOCK) |
1054 | const_eio (DT_SOCK) |
592 | const_eio (DT_WHT) |
1055 | const_eio (DT_WHT) |
593 | }; |
1056 | }; |
594 | |
1057 | |
595 | stash = gv_stashpv ("IO::AIO", 1); |
1058 | aio_stash = gv_stashpv ("IO::AIO" , 1); |
|
|
1059 | aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); |
|
|
1060 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
|
|
1061 | aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1); |
596 | |
1062 | |
597 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
1063 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) |
598 | newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); |
1064 | newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); |
599 | |
1065 | |
600 | create_respipe (); |
1066 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
601 | |
1067 | |
602 | if (eio_init (want_poll, done_poll) < 0) |
1068 | reinit (); |
603 | croak ("IO::AIO: unable to initialise eio library"); |
|
|
604 | |
|
|
605 | /* atfork child called in fifo order, so before eio's handler */ |
|
|
606 | X_THREAD_ATFORK (0, 0, atfork_child); |
|
|
607 | } |
1069 | } |
608 | |
1070 | |
609 | void |
1071 | void |
|
|
1072 | reinit () |
|
|
1073 | PROTOTYPE: |
|
|
1074 | |
|
|
1075 | void |
610 | max_poll_reqs (int nreqs) |
1076 | max_poll_reqs (unsigned int nreqs) |
611 | PROTOTYPE: $ |
1077 | PROTOTYPE: $ |
612 | CODE: |
1078 | CODE: |
613 | eio_set_max_poll_reqs (nreqs); |
1079 | eio_set_max_poll_reqs (nreqs); |
614 | |
1080 | |
615 | void |
1081 | void |
… | |
… | |
617 | PROTOTYPE: $ |
1083 | PROTOTYPE: $ |
618 | CODE: |
1084 | CODE: |
619 | eio_set_max_poll_time (nseconds); |
1085 | eio_set_max_poll_time (nseconds); |
620 | |
1086 | |
621 | void |
1087 | void |
622 | min_parallel (int nthreads) |
1088 | min_parallel (unsigned int nthreads) |
623 | PROTOTYPE: $ |
1089 | PROTOTYPE: $ |
624 | CODE: |
1090 | CODE: |
625 | eio_set_min_parallel (nthreads); |
1091 | eio_set_min_parallel (nthreads); |
626 | |
1092 | |
627 | void |
1093 | void |
628 | max_parallel (int nthreads) |
1094 | max_parallel (unsigned int nthreads) |
629 | PROTOTYPE: $ |
1095 | PROTOTYPE: $ |
630 | CODE: |
1096 | CODE: |
631 | eio_set_max_parallel (nthreads); |
1097 | eio_set_max_parallel (nthreads); |
632 | |
1098 | |
633 | void |
1099 | void |
634 | max_idle (int nthreads) |
1100 | max_idle (unsigned int nthreads) |
635 | PROTOTYPE: $ |
1101 | PROTOTYPE: $ |
636 | CODE: |
1102 | CODE: |
637 | eio_set_max_idle (nthreads); |
1103 | eio_set_max_idle (nthreads); |
638 | |
1104 | |
639 | void |
1105 | void |
|
|
1106 | idle_timeout (unsigned int seconds) |
|
|
1107 | PROTOTYPE: $ |
|
|
1108 | CODE: |
|
|
1109 | eio_set_idle_timeout (seconds); |
|
|
1110 | |
|
|
1111 | void |
640 | max_outstanding (int maxreqs) |
1112 | max_outstanding (unsigned int maxreqs) |
641 | PROTOTYPE: $ |
1113 | PROTOTYPE: $ |
642 | CODE: |
1114 | CODE: |
643 | max_outstanding = maxreqs; |
1115 | max_outstanding = maxreqs; |
644 | |
1116 | |
645 | void |
1117 | void |
646 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
1118 | aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef) |
647 | PROTOTYPE: $$$;$ |
|
|
648 | PPCODE: |
1119 | PPCODE: |
649 | { |
1120 | { |
650 | dREQ; |
1121 | dREQ; |
651 | |
1122 | |
|
|
1123 | req->type = EIO_WD_OPEN; |
|
|
1124 | req_set_path1 (req, pathname); |
|
|
1125 | |
|
|
1126 | REQ_SEND; |
|
|
1127 | } |
|
|
1128 | |
|
|
1129 | void |
|
|
1130 | aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef) |
|
|
1131 | PPCODE: |
|
|
1132 | { |
|
|
1133 | dREQ; |
|
|
1134 | |
652 | req->type = EIO_OPEN; |
1135 | req->type = EIO_OPEN; |
653 | req->sv1 = newSVsv (pathname); |
1136 | req_set_path1 (req, pathname); |
654 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
655 | req->int1 = flags; |
1137 | req->int1 = flags; |
656 | req->int2 = mode; |
1138 | req->int2 = mode; |
657 | |
1139 | |
658 | REQ_SEND; |
1140 | REQ_SEND; |
659 | } |
1141 | } |
660 | |
1142 | |
661 | void |
1143 | void |
662 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
1144 | aio_fsync (SV *fh, SV *callback = &PL_sv_undef) |
663 | PROTOTYPE: $;$ |
|
|
664 | ALIAS: |
1145 | ALIAS: |
665 | aio_fsync = EIO_FSYNC |
1146 | aio_fsync = EIO_FSYNC |
666 | aio_fdatasync = EIO_FDATASYNC |
1147 | aio_fdatasync = EIO_FDATASYNC |
|
|
1148 | aio_syncfs = EIO_SYNCFS |
667 | PPCODE: |
1149 | PPCODE: |
668 | { |
1150 | { |
669 | int fd = extract_fd (fh, 0); |
1151 | int fd = s_fileno_croak (fh, 0); |
670 | dREQ; |
1152 | dREQ; |
671 | |
1153 | |
672 | req->type = ix; |
1154 | req->type = ix; |
673 | req->sv1 = newSVsv (fh); |
1155 | req->sv1 = newSVsv (fh); |
674 | req->int1 = fd; |
1156 | req->int1 = fd; |
675 | |
1157 | |
676 | REQ_SEND (req); |
1158 | REQ_SEND; |
677 | } |
1159 | } |
678 | |
1160 | |
679 | void |
1161 | void |
680 | aio_sync_file_range (SV *fh, SV *offset, SV *nbytes, IV flags, SV *callback=&PL_sv_undef) |
1162 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef) |
681 | PROTOTYPE: $$$$;$ |
|
|
682 | PPCODE: |
1163 | PPCODE: |
683 | { |
1164 | { |
684 | int fd = extract_fd (fh, 0); |
1165 | int fd = s_fileno_croak (fh, 0); |
685 | dREQ; |
1166 | dREQ; |
686 | |
1167 | |
687 | req->type = EIO_SYNC_FILE_RANGE; |
1168 | req->type = EIO_SYNC_FILE_RANGE; |
688 | req->sv1 = newSVsv (fh); |
1169 | req->sv1 = newSVsv (fh); |
689 | req->int1 = fd; |
1170 | req->int1 = fd; |
690 | req->offs = SvVAL64 (offset); |
1171 | req->offs = offset; |
691 | req->size = SvVAL64 (nbytes); |
1172 | req->size = nbytes; |
692 | req->int2 = flags; |
1173 | req->int2 = flags; |
693 | |
1174 | |
694 | REQ_SEND (req); |
1175 | REQ_SEND; |
695 | } |
1176 | } |
696 | |
1177 | |
697 | void |
1178 | void |
698 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
1179 | aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef) |
699 | PROTOTYPE: $;$ |
|
|
700 | PPCODE: |
1180 | PPCODE: |
701 | { |
1181 | { |
702 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
1182 | int fd = s_fileno_croak (fh, 0); |
703 | int fd = extract_fd (fh, 0); |
|
|
704 | dREQ; |
1183 | dREQ; |
705 | |
1184 | |
706 | if (close_pipe < 0) |
1185 | req->type = EIO_FALLOCATE; |
|
|
1186 | req->sv1 = newSVsv (fh); |
|
|
1187 | req->int1 = fd; |
|
|
1188 | req->int2 = mode; |
|
|
1189 | req->offs = offset; |
|
|
1190 | req->size = len; |
|
|
1191 | |
|
|
1192 | REQ_SEND; |
|
|
1193 | } |
|
|
1194 | |
|
|
1195 | void |
|
|
1196 | aio_close (SV *fh, SV *callback = &PL_sv_undef) |
|
|
1197 | PPCODE: |
|
|
1198 | { |
|
|
1199 | static int close_fd = -1; /* dummy fd to close fds via dup2 */ |
|
|
1200 | int fd = s_fileno_croak (fh, 0); |
|
|
1201 | dREQ; |
|
|
1202 | |
|
|
1203 | if (expect_false (close_fd < 0)) |
707 | { |
1204 | { |
708 | int pipefd [2]; |
1205 | int pipefd [2]; |
709 | |
1206 | |
|
|
1207 | if ( |
|
|
1208 | #ifdef _WIN32 |
|
|
1209 | _pipe (pipefd, 1, _O_BINARY) < 0 |
|
|
1210 | #else |
710 | if (pipe (pipefd) < 0 |
1211 | pipe (pipefd) < 0 |
711 | || close (pipefd [1]) < 0 |
|
|
712 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0) |
1212 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0 |
|
|
1213 | #endif |
|
|
1214 | || close (pipefd [1]) < 0 |
|
|
1215 | ) |
713 | abort (); /*D*/ |
1216 | abort (); /*D*/ |
714 | |
1217 | |
715 | close_pipe = pipefd [0]; |
1218 | close_fd = pipefd [0]; |
716 | } |
1219 | } |
717 | |
1220 | |
718 | req->type = EIO_DUP2; |
1221 | req->type = EIO_DUP2; |
719 | req->int1 = close_pipe; |
1222 | req->int1 = close_fd; |
720 | req->sv2 = newSVsv (fh); |
1223 | req->sv2 = newSVsv (fh); |
721 | req->int2 = fd; |
1224 | req->int2 = fd; |
722 | |
1225 | |
723 | REQ_SEND (req); |
1226 | REQ_SEND; |
724 | } |
1227 | } |
725 | |
1228 | |
726 | void |
1229 | void |
|
|
1230 | aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef) |
|
|
1231 | PPCODE: |
|
|
1232 | { |
|
|
1233 | int fd = s_fileno_croak (fh, 0); |
|
|
1234 | dREQ; |
|
|
1235 | |
|
|
1236 | req->type = EIO_SEEK; |
|
|
1237 | req->sv1 = newSVsv (fh); |
|
|
1238 | req->int1 = fd; |
|
|
1239 | req->offs = SvVAL64 (offset); |
|
|
1240 | req->int2 = whence; |
|
|
1241 | |
|
|
1242 | REQ_SEND; |
|
|
1243 | } |
|
|
1244 | |
|
|
1245 | void |
727 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
1246 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef) |
728 | ALIAS: |
1247 | ALIAS: |
729 | aio_read = EIO_READ |
1248 | aio_read = EIO_READ |
730 | aio_write = EIO_WRITE |
1249 | aio_write = EIO_WRITE |
731 | PROTOTYPE: $$$$$;$ |
|
|
732 | PPCODE: |
1250 | PPCODE: |
733 | { |
1251 | { |
734 | STRLEN svlen; |
1252 | STRLEN svlen; |
735 | int fd = extract_fd (fh, ix == EIO_WRITE); |
1253 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
736 | char *svptr = SvPVbyte (data, svlen); |
1254 | char *svptr = SvPVbyte (data, svlen); |
737 | UV len = SvUV (length); |
1255 | UV len = SvUV (length); |
738 | |
1256 | |
739 | if (dataoffset < 0) |
1257 | if (dataoffset < 0) |
740 | dataoffset += svlen; |
1258 | dataoffset += svlen; |
… | |
… | |
749 | len = svlen - dataoffset; |
1267 | len = svlen - dataoffset; |
750 | } |
1268 | } |
751 | else |
1269 | else |
752 | { |
1270 | { |
753 | /* read: check type and grow scalar as necessary */ |
1271 | /* read: check type and grow scalar as necessary */ |
754 | SvUPGRADE (data, SVt_PV); |
1272 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
755 | svptr = SvGROW (data, len + dataoffset + 1); |
1273 | svptr = sv_grow (data, len + dataoffset + 1); |
|
|
1274 | else if (SvCUR (data) < len + dataoffset) |
|
|
1275 | croak ("length + dataoffset outside of scalar, and cannot grow"); |
756 | } |
1276 | } |
757 | |
1277 | |
758 | { |
1278 | { |
759 | dREQ; |
1279 | dREQ; |
760 | |
1280 | |
… | |
… | |
776 | REQ_SEND; |
1296 | REQ_SEND; |
777 | } |
1297 | } |
778 | } |
1298 | } |
779 | |
1299 | |
780 | void |
1300 | void |
781 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
1301 | aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef) |
782 | PROTOTYPE: $$;$ |
1302 | ALIAS: |
|
|
1303 | aio_ioctl = EIO_IOCTL |
|
|
1304 | aio_fcntl = EIO_FCNTL |
783 | PPCODE: |
1305 | PPCODE: |
784 | { |
1306 | { |
785 | SV *data; |
1307 | int fd = s_fileno_croak (fh, 0); |
|
|
1308 | char *svptr; |
|
|
1309 | |
|
|
1310 | if (SvPOK (arg) || !SvNIOK (arg)) |
|
|
1311 | { |
|
|
1312 | STRLEN svlen; |
|
|
1313 | /* perl uses IOCPARM_LEN for fcntl, so we do, too */ |
|
|
1314 | #ifdef IOCPARM_LEN |
|
|
1315 | STRLEN need = IOCPARM_LEN (request); |
|
|
1316 | #else |
|
|
1317 | STRLEN need = 256; |
|
|
1318 | #endif |
|
|
1319 | |
|
|
1320 | if (svlen < need) |
|
|
1321 | svptr = SvGROW (arg, need); |
|
|
1322 | } |
|
|
1323 | else |
|
|
1324 | svptr = (char *)SvIV (arg); |
|
|
1325 | |
|
|
1326 | { |
|
|
1327 | dREQ; |
|
|
1328 | |
|
|
1329 | req->type = ix; |
|
|
1330 | req->sv1 = newSVsv (fh); |
|
|
1331 | req->int1 = fd; |
|
|
1332 | req->int2 = (long)request; |
|
|
1333 | req->sv2 = SvREFCNT_inc (arg); |
|
|
1334 | req->ptr2 = svptr; |
|
|
1335 | |
|
|
1336 | REQ_SEND; |
|
|
1337 | } |
|
|
1338 | } |
|
|
1339 | |
|
|
1340 | void |
|
|
1341 | aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
|
|
1342 | ALIAS: |
|
|
1343 | aio_readlink = EIO_READLINK |
|
|
1344 | aio_realpath = EIO_REALPATH |
|
|
1345 | PPCODE: |
|
|
1346 | { |
786 | dREQ; |
1347 | dREQ; |
787 | |
1348 | |
788 | req->type = EIO_READLINK; |
1349 | req->type = ix; |
789 | req->sv1 = newSVsv (path); |
1350 | req_set_path1 (req, pathname); |
790 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
791 | |
1351 | |
792 | REQ_SEND; |
1352 | REQ_SEND; |
793 | } |
1353 | } |
794 | |
1354 | |
795 | void |
1355 | void |
796 | aio_sendfile (SV *out_fh, SV *in_fh, SV *in_offset, UV length, SV *callback=&PL_sv_undef) |
1356 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef) |
797 | PROTOTYPE: $$$$;$ |
|
|
798 | PPCODE: |
1357 | PPCODE: |
799 | { |
1358 | { |
800 | int ifd = extract_fd (in_fh , 0); |
1359 | int ifd = s_fileno_croak (in_fh , 0); |
801 | int ofd = extract_fd (out_fh, 0); |
1360 | int ofd = s_fileno_croak (out_fh, 1); |
802 | dREQ; |
1361 | dREQ; |
803 | |
1362 | |
804 | req->type = EIO_SENDFILE; |
1363 | req->type = EIO_SENDFILE; |
805 | req->sv1 = newSVsv (out_fh); |
1364 | req->sv1 = newSVsv (out_fh); |
806 | req->int1 = ofd; |
1365 | req->int1 = ofd; |
807 | req->sv2 = newSVsv (in_fh); |
1366 | req->sv2 = newSVsv (in_fh); |
808 | req->int2 = ifd; |
1367 | req->int2 = ifd; |
809 | req->offs = SvVAL64 (in_offset); |
1368 | req->offs = in_offset; |
810 | req->size = length; |
1369 | req->size = length; |
811 | |
1370 | |
812 | REQ_SEND; |
1371 | REQ_SEND; |
813 | } |
1372 | } |
814 | |
1373 | |
815 | void |
1374 | void |
816 | aio_readahead (SV *fh, SV *offset, IV length, SV *callback=&PL_sv_undef) |
1375 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef) |
817 | PROTOTYPE: $$$;$ |
|
|
818 | PPCODE: |
1376 | PPCODE: |
819 | { |
1377 | { |
820 | int fd = extract_fd (fh, 0); |
1378 | int fd = s_fileno_croak (fh, 0); |
821 | dREQ; |
1379 | dREQ; |
822 | |
1380 | |
823 | req->type = EIO_READAHEAD; |
1381 | req->type = EIO_READAHEAD; |
824 | req->sv1 = newSVsv (fh); |
1382 | req->sv1 = newSVsv (fh); |
825 | req->int1 = fd; |
1383 | req->int1 = fd; |
826 | req->offs = SvVAL64 (offset); |
1384 | req->offs = offset; |
827 | req->size = length; |
1385 | req->size = length; |
828 | |
1386 | |
829 | REQ_SEND; |
1387 | REQ_SEND; |
830 | } |
1388 | } |
831 | |
1389 | |
832 | void |
1390 | void |
833 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
1391 | aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef) |
834 | ALIAS: |
1392 | ALIAS: |
835 | aio_stat = EIO_STAT |
1393 | aio_stat = EIO_STAT |
836 | aio_lstat = EIO_LSTAT |
1394 | aio_lstat = EIO_LSTAT |
|
|
1395 | aio_statvfs = EIO_STATVFS |
837 | PPCODE: |
1396 | PPCODE: |
838 | { |
1397 | { |
839 | dREQ; |
1398 | dREQ; |
840 | |
1399 | |
841 | req->sv1 = newSVsv (fh_or_path); |
1400 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
842 | |
|
|
843 | if (SvPOK (req->sv1)) |
|
|
844 | { |
|
|
845 | req->type = ix; |
|
|
846 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
847 | } |
|
|
848 | else |
|
|
849 | { |
|
|
850 | req->type = EIO_FSTAT; |
|
|
851 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
852 | } |
|
|
853 | |
1401 | |
854 | REQ_SEND; |
1402 | REQ_SEND; |
855 | } |
1403 | } |
856 | |
1404 | |
|
|
1405 | UV |
|
|
1406 | major (UV dev) |
|
|
1407 | ALIAS: |
|
|
1408 | minor = 1 |
|
|
1409 | CODE: |
|
|
1410 | RETVAL = ix ? minor (dev) : major (dev); |
|
|
1411 | OUTPUT: |
|
|
1412 | RETVAL |
|
|
1413 | |
|
|
1414 | UV |
|
|
1415 | makedev (UV maj, UV min) |
|
|
1416 | CODE: |
|
|
1417 | RETVAL = makedev (maj, min); |
|
|
1418 | OUTPUT: |
|
|
1419 | RETVAL |
|
|
1420 | |
857 | void |
1421 | void |
858 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
1422 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef) |
859 | PPCODE: |
1423 | PPCODE: |
860 | { |
1424 | { |
861 | dREQ; |
1425 | dREQ; |
862 | |
1426 | |
863 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
1427 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
864 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
1428 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
865 | req->sv1 = newSVsv (fh_or_path); |
1429 | req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path); |
866 | |
|
|
867 | if (SvPOK (req->sv1)) |
|
|
868 | { |
|
|
869 | req->type = EIO_UTIME; |
|
|
870 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
871 | } |
|
|
872 | else |
|
|
873 | { |
|
|
874 | req->type = EIO_FUTIME; |
|
|
875 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
876 | } |
|
|
877 | |
1430 | |
878 | REQ_SEND; |
1431 | REQ_SEND; |
879 | } |
1432 | } |
880 | |
1433 | |
881 | void |
1434 | void |
882 | aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) |
1435 | aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef) |
883 | PPCODE: |
1436 | PPCODE: |
884 | { |
1437 | { |
885 | dREQ; |
1438 | dREQ; |
886 | |
1439 | |
887 | req->sv1 = newSVsv (fh_or_path); |
|
|
888 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
1440 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
889 | |
1441 | req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path); |
890 | if (SvPOK (req->sv1)) |
|
|
891 | { |
|
|
892 | req->type = EIO_TRUNCATE; |
|
|
893 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
894 | } |
|
|
895 | else |
|
|
896 | { |
|
|
897 | req->type = EIO_FTRUNCATE; |
|
|
898 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
899 | } |
|
|
900 | |
1442 | |
901 | REQ_SEND; |
1443 | REQ_SEND; |
902 | } |
1444 | } |
903 | |
1445 | |
904 | void |
1446 | void |
905 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) |
1447 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef) |
906 | ALIAS: |
|
|
907 | aio_chmod = EIO_CHMOD |
|
|
908 | aio_mkdir = EIO_MKDIR |
|
|
909 | PPCODE: |
1448 | PPCODE: |
910 | { |
1449 | { |
911 | dREQ; |
1450 | dREQ; |
912 | |
1451 | |
913 | req->int2 = mode; |
1452 | req->int2 = mode; |
914 | req->sv1 = newSVsv (fh_or_path); |
1453 | req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path); |
915 | |
|
|
916 | if (SvPOK (req->sv1)) |
|
|
917 | { |
|
|
918 | req->type = ix; |
|
|
919 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
920 | } |
|
|
921 | else |
|
|
922 | { |
|
|
923 | req->type = EIO_FCHMOD; |
|
|
924 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
925 | } |
|
|
926 | |
1454 | |
927 | REQ_SEND; |
1455 | REQ_SEND; |
928 | } |
1456 | } |
929 | |
1457 | |
930 | void |
1458 | void |
931 | aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) |
1459 | aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef) |
932 | PPCODE: |
1460 | PPCODE: |
933 | { |
1461 | { |
934 | dREQ; |
1462 | dREQ; |
935 | |
1463 | |
936 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
1464 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
937 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
1465 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
938 | req->sv1 = newSVsv (fh_or_path); |
1466 | req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path); |
939 | |
|
|
940 | if (SvPOK (req->sv1)) |
|
|
941 | { |
|
|
942 | req->type = EIO_CHOWN; |
|
|
943 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
944 | } |
|
|
945 | else |
|
|
946 | { |
|
|
947 | req->type = EIO_FCHOWN; |
|
|
948 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
949 | } |
|
|
950 | |
1467 | |
951 | REQ_SEND; |
1468 | REQ_SEND; |
952 | } |
1469 | } |
953 | |
1470 | |
954 | void |
1471 | void |
955 | aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) |
1472 | aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef) |
956 | PPCODE: |
1473 | PPCODE: |
957 | { |
1474 | { |
958 | dREQ; |
1475 | dREQ; |
959 | |
1476 | |
960 | req->type = EIO_READDIR; |
1477 | req->type = EIO_READDIR; |
961 | req->sv1 = newSVsv (pathname); |
|
|
962 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
963 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
1478 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
964 | |
1479 | |
965 | if (flags & EIO_READDIR_DENTS) |
1480 | if (flags & EIO_READDIR_DENTS) |
966 | req->int1 |= EIO_READDIR_CUSTOM2; |
1481 | req->int1 |= EIO_READDIR_CUSTOM2; |
967 | |
1482 | |
|
|
1483 | req_set_path1 (req, pathname); |
|
|
1484 | |
968 | REQ_SEND; |
1485 | REQ_SEND; |
969 | } |
1486 | } |
970 | |
1487 | |
971 | void |
1488 | void |
|
|
1489 | aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef) |
|
|
1490 | PPCODE: |
|
|
1491 | { |
|
|
1492 | dREQ; |
|
|
1493 | |
|
|
1494 | req->type = EIO_MKDIR; |
|
|
1495 | req->int2 = mode; |
|
|
1496 | req_set_path1 (req, pathname); |
|
|
1497 | |
|
|
1498 | REQ_SEND; |
|
|
1499 | } |
|
|
1500 | |
|
|
1501 | void |
972 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
1502 | aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
973 | ALIAS: |
1503 | ALIAS: |
974 | aio_unlink = EIO_UNLINK |
1504 | aio_unlink = EIO_UNLINK |
975 | aio_rmdir = EIO_RMDIR |
1505 | aio_rmdir = EIO_RMDIR |
976 | aio_readdir = EIO_READDIR |
1506 | aio_readdir = EIO_READDIR |
977 | PPCODE: |
1507 | PPCODE: |
978 | { |
1508 | { |
979 | dREQ; |
1509 | dREQ; |
980 | |
1510 | |
981 | req->type = ix; |
1511 | req->type = ix; |
982 | req->sv1 = newSVsv (pathname); |
1512 | req_set_path1 (req, pathname); |
983 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
984 | |
1513 | |
985 | REQ_SEND; |
1514 | REQ_SEND; |
986 | } |
1515 | } |
987 | |
1516 | |
988 | void |
1517 | void |
989 | aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) |
1518 | aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef) |
990 | ALIAS: |
1519 | ALIAS: |
991 | aio_link = EIO_LINK |
1520 | aio_link = EIO_LINK |
992 | aio_symlink = EIO_SYMLINK |
1521 | aio_symlink = EIO_SYMLINK |
993 | aio_rename = EIO_RENAME |
1522 | aio_rename = EIO_RENAME |
994 | PPCODE: |
1523 | PPCODE: |
995 | { |
1524 | { |
|
|
1525 | eio_wd wd2 = 0; |
996 | dREQ; |
1526 | dREQ; |
997 | |
1527 | |
998 | req->type = ix; |
1528 | req->type = ix; |
999 | req->sv1 = newSVsv (oldpath); |
1529 | req_set_path1 (req, oldpath); |
1000 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1530 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
1001 | req->sv2 = newSVsv (newpath); |
1531 | req->int3 = (long)wd2; |
1002 | req->ptr2 = SvPVbyte_nolen (req->sv2); |
|
|
1003 | |
1532 | |
1004 | REQ_SEND; |
1533 | REQ_SEND; |
1005 | } |
1534 | } |
1006 | |
1535 | |
1007 | void |
1536 | void |
1008 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) |
1537 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef) |
1009 | PPCODE: |
1538 | PPCODE: |
1010 | { |
1539 | { |
1011 | dREQ; |
1540 | dREQ; |
1012 | |
1541 | |
1013 | req->type = EIO_MKNOD; |
1542 | req->type = EIO_MKNOD; |
1014 | req->sv1 = newSVsv (pathname); |
|
|
1015 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1016 | req->int2 = (mode_t)mode; |
1543 | req->int2 = (mode_t)mode; |
1017 | req->offs = dev; |
1544 | req->offs = dev; |
|
|
1545 | req_set_path1 (req, pathname); |
1018 | |
1546 | |
1019 | REQ_SEND; |
1547 | REQ_SEND; |
1020 | } |
1548 | } |
1021 | |
1549 | |
1022 | void |
1550 | void |
|
|
1551 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef) |
|
|
1552 | ALIAS: |
|
|
1553 | aio_mtouch = EIO_MTOUCH |
|
|
1554 | aio_msync = EIO_MSYNC |
|
|
1555 | PPCODE: |
|
|
1556 | { |
|
|
1557 | STRLEN svlen; |
|
|
1558 | char *svptr = SvPVbyte (data, svlen); |
|
|
1559 | UV len = SvUV (length); |
|
|
1560 | |
|
|
1561 | if (offset < 0) |
|
|
1562 | offset += svlen; |
|
|
1563 | |
|
|
1564 | if (offset < 0 || offset > svlen) |
|
|
1565 | croak ("offset outside of scalar"); |
|
|
1566 | |
|
|
1567 | if (!SvOK (length) || len + offset > svlen) |
|
|
1568 | len = svlen - offset; |
|
|
1569 | |
|
|
1570 | { |
|
|
1571 | dREQ; |
|
|
1572 | |
|
|
1573 | req->type = ix; |
|
|
1574 | req->sv2 = SvREFCNT_inc (data); |
|
|
1575 | req->ptr2 = (char *)svptr + offset; |
|
|
1576 | req->size = len; |
|
|
1577 | req->int1 = flags; |
|
|
1578 | |
|
|
1579 | REQ_SEND; |
|
|
1580 | } |
|
|
1581 | } |
|
|
1582 | |
|
|
1583 | void |
|
|
1584 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef) |
|
|
1585 | PPCODE: |
|
|
1586 | { |
|
|
1587 | STRLEN svlen; |
|
|
1588 | char *svptr = SvPVbyte (data, svlen); |
|
|
1589 | UV len = SvUV (length); |
|
|
1590 | |
|
|
1591 | if (offset < 0) |
|
|
1592 | offset += svlen; |
|
|
1593 | |
|
|
1594 | if (offset < 0 || offset > svlen) |
|
|
1595 | croak ("offset outside of scalar"); |
|
|
1596 | |
|
|
1597 | if (!SvOK (length) || len + offset > svlen) |
|
|
1598 | len = svlen - offset; |
|
|
1599 | |
|
|
1600 | { |
|
|
1601 | dREQ; |
|
|
1602 | |
|
|
1603 | req->type = EIO_MLOCK; |
|
|
1604 | req->sv2 = SvREFCNT_inc (data); |
|
|
1605 | req->ptr2 = (char *)svptr + offset; |
|
|
1606 | req->size = len; |
|
|
1607 | |
|
|
1608 | REQ_SEND; |
|
|
1609 | } |
|
|
1610 | } |
|
|
1611 | |
|
|
1612 | void |
|
|
1613 | aio_mlockall (IV flags, SV *callback = &PL_sv_undef) |
|
|
1614 | PPCODE: |
|
|
1615 | { |
|
|
1616 | dREQ; |
|
|
1617 | |
|
|
1618 | req->type = EIO_MLOCKALL; |
|
|
1619 | req->int1 = flags; |
|
|
1620 | |
|
|
1621 | REQ_SEND; |
|
|
1622 | } |
|
|
1623 | |
|
|
1624 | void |
|
|
1625 | aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef) |
|
|
1626 | PPCODE: |
|
|
1627 | { |
|
|
1628 | int fd = s_fileno_croak (fh, 0); |
|
|
1629 | dREQ; |
|
|
1630 | |
|
|
1631 | req->type = EIO_CUSTOM; |
|
|
1632 | req->sv1 = newSVsv (fh); |
|
|
1633 | req->int1 = fd; |
|
|
1634 | |
|
|
1635 | req->feed = fiemap; |
|
|
1636 | #if HAVE_FIEMAP |
|
|
1637 | /* keep our fingers crossed that the next two types are 64 bit */ |
|
|
1638 | req->offs = start; |
|
|
1639 | req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL; |
|
|
1640 | req->int2 = flags; |
|
|
1641 | req->int3 = SvOK (count) ? SvIV (count) : -1; |
|
|
1642 | #endif |
|
|
1643 | |
|
|
1644 | REQ_SEND; |
|
|
1645 | } |
|
|
1646 | |
|
|
1647 | void |
1023 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1648 | aio_busy (double delay, SV *callback = &PL_sv_undef) |
1024 | PPCODE: |
1649 | PPCODE: |
1025 | { |
1650 | { |
1026 | dREQ; |
1651 | dREQ; |
1027 | |
1652 | |
1028 | req->type = EIO_BUSY; |
1653 | req->type = EIO_BUSY; |
… | |
… | |
1030 | |
1655 | |
1031 | REQ_SEND; |
1656 | REQ_SEND; |
1032 | } |
1657 | } |
1033 | |
1658 | |
1034 | void |
1659 | void |
1035 | aio_group (SV *callback=&PL_sv_undef) |
1660 | aio_group (SV *callback = &PL_sv_undef) |
1036 | PROTOTYPE: ;$ |
|
|
1037 | PPCODE: |
1661 | PPCODE: |
1038 | { |
1662 | { |
1039 | dREQ; |
1663 | dREQ; |
1040 | |
1664 | |
1041 | req->type = EIO_GROUP; |
1665 | req->type = EIO_GROUP; |
1042 | |
1666 | |
|
|
1667 | PUTBACK; |
1043 | req_submit (req); |
1668 | req_submit (req); |
|
|
1669 | SPAGAIN; |
|
|
1670 | |
1044 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1671 | XPUSHs (req_sv (req, aio_grp_stash)); |
1045 | } |
1672 | } |
1046 | |
1673 | |
1047 | void |
1674 | void |
1048 | aio_nop (SV *callback=&PL_sv_undef) |
1675 | aio_nop (SV *callback = &PL_sv_undef) |
1049 | ALIAS: |
1676 | ALIAS: |
1050 | aio_nop = EIO_NOP |
1677 | aio_nop = EIO_NOP |
1051 | aio_sync = EIO_SYNC |
1678 | aio_sync = EIO_SYNC |
1052 | PPCODE: |
1679 | PPCODE: |
1053 | { |
1680 | { |
… | |
… | |
1057 | |
1684 | |
1058 | REQ_SEND; |
1685 | REQ_SEND; |
1059 | } |
1686 | } |
1060 | |
1687 | |
1061 | int |
1688 | int |
1062 | aioreq_pri (int pri = 0) |
1689 | aioreq_pri (int pri = NO_INIT) |
1063 | PROTOTYPE: ;$ |
|
|
1064 | CODE: |
1690 | CODE: |
1065 | RETVAL = next_pri; |
1691 | RETVAL = next_pri; |
1066 | if (items > 0) |
1692 | if (items > 0) |
1067 | { |
1693 | { |
1068 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1694 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
… | |
… | |
1080 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1706 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1081 | next_pri = nice; |
1707 | next_pri = nice; |
1082 | |
1708 | |
1083 | void |
1709 | void |
1084 | flush () |
1710 | flush () |
1085 | PROTOTYPE: |
|
|
1086 | CODE: |
1711 | CODE: |
1087 | while (eio_nreqs ()) |
1712 | while (eio_nreqs ()) |
1088 | { |
1713 | { |
1089 | poll_wait (); |
1714 | poll_wait (); |
1090 | poll_cb (); |
1715 | poll_cb (); |
1091 | } |
1716 | } |
1092 | |
1717 | |
1093 | int |
1718 | int |
1094 | poll() |
1719 | poll () |
1095 | PROTOTYPE: |
|
|
1096 | CODE: |
1720 | CODE: |
1097 | poll_wait (); |
1721 | poll_wait (); |
1098 | RETVAL = poll_cb (); |
1722 | RETVAL = poll_cb (); |
1099 | OUTPUT: |
1723 | OUTPUT: |
1100 | RETVAL |
1724 | RETVAL |
1101 | |
1725 | |
1102 | int |
1726 | int |
1103 | poll_fileno() |
1727 | poll_fileno () |
1104 | PROTOTYPE: |
|
|
1105 | CODE: |
1728 | CODE: |
1106 | RETVAL = respipe [0]; |
1729 | RETVAL = s_epipe_fd (&respipe); |
1107 | OUTPUT: |
1730 | OUTPUT: |
1108 | RETVAL |
1731 | RETVAL |
1109 | |
1732 | |
1110 | int |
1733 | int |
1111 | poll_cb(...) |
1734 | poll_cb (...) |
1112 | PROTOTYPE: |
1735 | PROTOTYPE: |
1113 | CODE: |
1736 | CODE: |
1114 | RETVAL = poll_cb (); |
1737 | RETVAL = poll_cb (); |
1115 | OUTPUT: |
1738 | OUTPUT: |
1116 | RETVAL |
1739 | RETVAL |
1117 | |
1740 | |
1118 | void |
1741 | void |
1119 | poll_wait() |
1742 | poll_wait () |
1120 | PROTOTYPE: |
|
|
1121 | CODE: |
1743 | CODE: |
1122 | poll_wait (); |
1744 | poll_wait (); |
1123 | |
1745 | |
1124 | int |
1746 | int |
1125 | nreqs() |
1747 | nreqs () |
1126 | PROTOTYPE: |
|
|
1127 | CODE: |
1748 | CODE: |
1128 | RETVAL = eio_nreqs (); |
1749 | RETVAL = eio_nreqs (); |
1129 | OUTPUT: |
1750 | OUTPUT: |
1130 | RETVAL |
1751 | RETVAL |
1131 | |
1752 | |
1132 | int |
1753 | int |
1133 | nready() |
1754 | nready () |
1134 | PROTOTYPE: |
|
|
1135 | CODE: |
1755 | CODE: |
1136 | RETVAL = eio_nready (); |
1756 | RETVAL = eio_nready (); |
1137 | OUTPUT: |
1757 | OUTPUT: |
1138 | RETVAL |
1758 | RETVAL |
1139 | |
1759 | |
1140 | int |
1760 | int |
1141 | npending() |
1761 | npending () |
1142 | PROTOTYPE: |
|
|
1143 | CODE: |
1762 | CODE: |
1144 | RETVAL = eio_npending (); |
1763 | RETVAL = eio_npending (); |
1145 | OUTPUT: |
1764 | OUTPUT: |
1146 | RETVAL |
1765 | RETVAL |
1147 | |
1766 | |
1148 | int |
1767 | int |
1149 | nthreads() |
1768 | nthreads () |
1150 | PROTOTYPE: |
|
|
1151 | CODE: |
1769 | CODE: |
1152 | RETVAL = eio_nthreads (); |
1770 | RETVAL = eio_nthreads (); |
1153 | OUTPUT: |
1771 | OUTPUT: |
1154 | RETVAL |
1772 | RETVAL |
1155 | |
1773 | |
|
|
1774 | int |
|
|
1775 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
|
|
1776 | CODE: |
|
|
1777 | RETVAL = posix_fadvise (fh, offset, length, advice); |
|
|
1778 | OUTPUT: |
|
|
1779 | RETVAL |
|
|
1780 | |
|
|
1781 | IV |
|
|
1782 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
|
|
1783 | CODE: |
|
|
1784 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
|
|
1785 | OUTPUT: |
|
|
1786 | RETVAL |
|
|
1787 | |
|
|
1788 | void |
|
|
1789 | mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
|
|
1790 | PPCODE: |
|
|
1791 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1792 | { |
|
|
1793 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
|
|
1794 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
|
|
1795 | if (addr == (void *)-1) |
|
|
1796 | XSRETURN_NO; |
|
|
1797 | |
|
|
1798 | sv_force_normal (scalar); |
|
|
1799 | |
|
|
1800 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
1801 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
|
|
1802 | ->mg_obj = (SV *)length; |
|
|
1803 | |
|
|
1804 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1805 | |
|
|
1806 | if (!(prot & PROT_WRITE)) |
|
|
1807 | SvREADONLY_on (scalar); |
|
|
1808 | |
|
|
1809 | if (SvLEN (scalar)) |
|
|
1810 | Safefree (SvPVX (scalar)); |
|
|
1811 | |
|
|
1812 | SvPVX (scalar) = (char *)addr; |
|
|
1813 | SvCUR_set (scalar, length); |
|
|
1814 | SvLEN_set (scalar, 0); |
|
|
1815 | SvPOK_only (scalar); |
|
|
1816 | |
|
|
1817 | XSRETURN_YES; |
|
|
1818 | } |
|
|
1819 | |
|
|
1820 | void |
|
|
1821 | munmap (SV *scalar) |
|
|
1822 | CODE: |
|
|
1823 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1824 | |
|
|
1825 | int |
|
|
1826 | madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
|
|
1827 | ALIAS: |
|
|
1828 | mprotect = 1 |
|
|
1829 | CODE: |
|
|
1830 | { |
|
|
1831 | STRLEN svlen; |
|
|
1832 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1833 | STRLEN len = SvUV (length); |
|
|
1834 | |
|
|
1835 | if (offset < 0) |
|
|
1836 | offset += svlen; |
|
|
1837 | |
|
|
1838 | if (offset < 0 || offset > svlen) |
|
|
1839 | croak ("offset outside of scalar"); |
|
|
1840 | |
|
|
1841 | if (!SvOK (length) || len + offset > svlen) |
|
|
1842 | len = svlen - offset; |
|
|
1843 | |
|
|
1844 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1845 | eio_page_align (&addr, &len); |
|
|
1846 | |
|
|
1847 | switch (ix) |
|
|
1848 | { |
|
|
1849 | case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break; |
|
|
1850 | case 1: RETVAL = mprotect (addr, len, advice_or_prot); break; |
|
|
1851 | } |
|
|
1852 | } |
|
|
1853 | OUTPUT: |
|
|
1854 | RETVAL |
|
|
1855 | |
|
|
1856 | int |
|
|
1857 | munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef) |
|
|
1858 | CODE: |
|
|
1859 | { |
|
|
1860 | STRLEN svlen; |
|
|
1861 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1862 | size_t len = SvUV (length); |
|
|
1863 | |
|
|
1864 | if (offset < 0) |
|
|
1865 | offset += svlen; |
|
|
1866 | |
|
|
1867 | if (offset < 0 || offset > svlen) |
|
|
1868 | croak ("offset outside of scalar"); |
|
|
1869 | |
|
|
1870 | if (!SvOK (length) || len + offset > svlen) |
|
|
1871 | len = svlen - offset; |
|
|
1872 | |
|
|
1873 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1874 | eio_page_align (&addr, &len); |
|
|
1875 | #if _POSIX_MEMLOCK_RANGE |
|
|
1876 | RETVAL = munlock (addr, len); |
|
|
1877 | #else |
|
|
1878 | RETVAL = EIO_ENOSYS (); |
|
|
1879 | #endif |
|
|
1880 | } |
|
|
1881 | OUTPUT: |
|
|
1882 | RETVAL |
|
|
1883 | |
|
|
1884 | int |
|
|
1885 | munlockall () |
|
|
1886 | CODE: |
|
|
1887 | #if _POSIX_MEMLOCK |
|
|
1888 | munlockall (); |
|
|
1889 | #else |
|
|
1890 | RETVAL = EIO_ENOSYS (); |
|
|
1891 | #endif |
|
|
1892 | OUTPUT: |
|
|
1893 | RETVAL |
|
|
1894 | |
|
|
1895 | int |
|
|
1896 | splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) |
|
|
1897 | CODE: |
|
|
1898 | { |
|
|
1899 | #if HAVE_LINUX_SPLICE |
|
|
1900 | loff_t off_in_, off_out_; |
|
|
1901 | RETVAL = splice ( |
|
|
1902 | rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0, |
|
|
1903 | wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0, |
|
|
1904 | length, flags |
|
|
1905 | ); |
|
|
1906 | #else |
|
|
1907 | RETVAL = EIO_ENOSYS (); |
|
|
1908 | #endif |
|
|
1909 | } |
|
|
1910 | OUTPUT: |
|
|
1911 | RETVAL |
|
|
1912 | |
|
|
1913 | int |
|
|
1914 | tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags) |
|
|
1915 | CODE: |
|
|
1916 | #if HAVE_LINUX_SPLICE |
|
|
1917 | RETVAL = tee (rfh, wfh, length, flags); |
|
|
1918 | #else |
|
|
1919 | RETVAL = EIO_ENOSYS (); |
|
|
1920 | #endif |
|
|
1921 | OUTPUT: |
|
|
1922 | RETVAL |
|
|
1923 | |
|
|
1924 | int |
|
|
1925 | pipesize (aio_rfd rfh, int new_size = -1) |
|
|
1926 | PROTOTYPE: $;$ |
|
|
1927 | CODE: |
|
|
1928 | #if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ) |
|
|
1929 | if (new_size >= 0) |
|
|
1930 | RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size); |
|
|
1931 | else |
|
|
1932 | RETVAL = fcntl (rfh, F_GETPIPE_SZ); |
|
|
1933 | #else |
|
|
1934 | errno = ENOSYS; |
|
|
1935 | RETVAL = -1; |
|
|
1936 | #endif |
|
|
1937 | OUTPUT: |
|
|
1938 | RETVAL |
|
|
1939 | |
|
|
1940 | void |
|
|
1941 | pipe2 (int flags = 0) |
|
|
1942 | PROTOTYPE: ;$ |
|
|
1943 | PPCODE: |
|
|
1944 | { |
|
|
1945 | int fd[2]; |
|
|
1946 | int res; |
|
|
1947 | |
|
|
1948 | if (flags) |
|
|
1949 | #if HAVE_PIPE2 |
|
|
1950 | res = pipe2 (fd, flags); |
|
|
1951 | #else |
|
|
1952 | res = (errno = ENOSYS, -1); |
|
|
1953 | #endif |
|
|
1954 | else |
|
|
1955 | res = pipe (fd); |
|
|
1956 | |
|
|
1957 | if (!res) |
|
|
1958 | { |
|
|
1959 | EXTEND (SP, 2); |
|
|
1960 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
|
|
1961 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
|
|
1962 | } |
|
|
1963 | } |
|
|
1964 | |
1156 | void _on_next_submit (SV *cb) |
1965 | void _on_next_submit (SV *cb) |
1157 | CODE: |
1966 | CODE: |
1158 | SvREFCNT_dec (on_next_submit); |
1967 | SvREFCNT_dec (on_next_submit); |
1159 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1968 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1160 | |
1969 | |
1161 | PROTOTYPES: DISABLE |
1970 | PROTOTYPES: DISABLE |
1162 | |
1971 | |
|
|
1972 | MODULE = IO::AIO PACKAGE = IO::AIO::WD |
|
|
1973 | |
|
|
1974 | BOOT: |
|
|
1975 | { |
|
|
1976 | newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD )); |
|
|
1977 | newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD)); |
|
|
1978 | } |
|
|
1979 | |
|
|
1980 | void |
|
|
1981 | DESTROY (SV *self) |
|
|
1982 | CODE: |
|
|
1983 | { |
|
|
1984 | aio_wd wd = SvAIO_WD (self); |
|
|
1985 | #if HAVE_AT |
|
|
1986 | { |
|
|
1987 | SV *callback = &PL_sv_undef; |
|
|
1988 | dREQ; /* clobbers next_pri :/ */ |
|
|
1989 | next_pri = req->pri; /* restore next_pri */ |
|
|
1990 | req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */ |
|
|
1991 | req->type = EIO_WD_CLOSE; |
|
|
1992 | req->wd = wd; |
|
|
1993 | REQ_SEND; |
|
|
1994 | } |
|
|
1995 | #else |
|
|
1996 | eio_wd_close_sync (wd); |
|
|
1997 | #endif |
|
|
1998 | } |
|
|
1999 | |
1163 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
2000 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
1164 | |
2001 | |
1165 | void |
2002 | void |
1166 | cancel (aio_req_ornot req) |
2003 | cancel (aio_req_ornot req) |
1167 | CODE: |
2004 | CODE: |
1168 | eio_cancel (req); |
2005 | eio_cancel (req); |
1169 | |
2006 | |
1170 | void |
2007 | void |
1171 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
2008 | cb (aio_req_ornot req, SV *callback = NO_INIT) |
1172 | PPCODE: |
2009 | PPCODE: |
1173 | { |
2010 | { |
1174 | if (GIMME_V != G_VOID) |
2011 | if (GIMME_V != G_VOID) |
1175 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
2012 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
1176 | |
2013 | |
… | |
… | |
1241 | limit (aio_req grp, int limit) |
2078 | limit (aio_req grp, int limit) |
1242 | CODE: |
2079 | CODE: |
1243 | eio_grp_limit (grp, limit); |
2080 | eio_grp_limit (grp, limit); |
1244 | |
2081 | |
1245 | void |
2082 | void |
1246 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
2083 | feed (aio_req grp, SV *callback = &PL_sv_undef) |
1247 | CODE: |
2084 | CODE: |
1248 | { |
2085 | { |
1249 | SvREFCNT_dec (grp->sv2); |
2086 | SvREFCNT_dec (grp->sv2); |
1250 | grp->sv2 = newSVsv (callback); |
2087 | grp->sv2 = newSVsv (callback); |
1251 | grp->feed = aio_grp_feed; |
2088 | grp->feed = aio_grp_feed; |