… | |
… | |
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" |
8 | |
8 | |
9 | #include "schmorp.h" |
9 | #if !defined mg_findext |
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10 | # define mg_findext(sv,type,vtbl) mg_find (sv, type) |
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11 | #endif |
10 | |
12 | |
11 | #include <stddef.h> |
13 | #include <stddef.h> |
12 | #include <stdlib.h> |
14 | #include <stdlib.h> |
13 | #include <errno.h> |
15 | #include <errno.h> |
14 | #include <sys/types.h> |
16 | #include <sys/types.h> |
15 | #include <sys/stat.h> |
17 | #include <sys/stat.h> |
16 | #include <sys/statvfs.h> |
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17 | #include <limits.h> |
18 | #include <limits.h> |
18 | #include <fcntl.h> |
19 | #include <fcntl.h> |
19 | #include <sched.h> |
20 | #include <sched.h> |
20 | |
21 | |
21 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
22 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
22 | # include <sys/mman.h> |
23 | # include <sys/mman.h> |
23 | #endif |
24 | #endif |
24 | |
25 | |
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26 | /* the incompetent fool that created musl keeps __linux__, refuses |
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27 | * to implement any linux standard apis, and also has no way to test |
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28 | * for his broken iplementation. don't complain to me if this fails |
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29 | * for you. |
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30 | */ |
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31 | #if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) |
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32 | # include <linux/fs.h> |
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33 | # ifdef FS_IOC_FIEMAP |
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34 | # include <linux/types.h> |
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35 | # include <linux/fiemap.h> |
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36 | # define HAVE_FIEMAP 1 |
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37 | # endif |
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38 | #endif |
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39 | |
25 | /* perl namespace pollution */ |
40 | /* perl namespace pollution */ |
26 | #undef VERSION |
41 | #undef VERSION |
27 | |
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28 | #ifdef _WIN32 |
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29 | |
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30 | # define EIO_STRUCT_DIRENT Direntry_t |
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31 | # undef malloc |
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32 | # undef free |
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33 | |
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34 | // perl overrides all those nice win32 functions |
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35 | # undef open |
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36 | # undef read |
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37 | # undef write |
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38 | # undef send |
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39 | # undef recv |
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40 | # undef stat |
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41 | # undef fstat |
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42 | # define lstat stat |
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43 | # undef truncate |
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44 | # undef ftruncate |
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45 | # undef open |
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46 | # undef close |
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47 | # undef unlink |
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48 | # undef rmdir |
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49 | # undef rename |
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50 | # undef lseek |
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51 | |
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52 | # define chown(a,b,c) (errno = ENOSYS, -1) |
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53 | # define fchown(a,b,c) (errno = ENOSYS, -1) |
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54 | # define fchmod(a,b) (errno = ENOSYS, -1) |
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55 | # define symlink(a,b) (errno = ENOSYS, -1) |
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56 | # define readlink(a,b,c) (errno = ENOSYS, -1) |
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57 | # define mknod(a,b,c) (errno = ENOSYS, -1) |
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58 | # define truncate(a,b) (errno = ENOSYS, -1) |
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59 | # define ftruncate(fd,o) chsize ((fd), (o)) |
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60 | # define fsync(fd) _commit (fd) |
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61 | # define opendir(fd) (errno = ENOSYS, 0) |
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62 | # define readdir(fd) (errno = ENOSYS, -1) |
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63 | # define closedir(fd) (errno = ENOSYS, -1) |
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64 | # define mkdir(a,b) mkdir (a) |
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65 | |
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66 | #else |
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67 | |
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68 | # include <sys/time.h> |
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69 | # include <sys/select.h> |
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70 | # include <unistd.h> |
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71 | # include <utime.h> |
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72 | # include <signal.h> |
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73 | # define EIO_STRUCT_DIRENT struct dirent |
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74 | |
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75 | #endif |
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76 | |
42 | |
77 | /* perl stupidly overrides readdir and maybe others */ |
43 | /* perl stupidly overrides readdir and maybe others */ |
78 | /* with thread-unsafe versions, imagine that :( */ |
44 | /* with thread-unsafe versions, imagine that :( */ |
79 | #undef readdir |
45 | #undef readdir |
80 | #undef opendir |
46 | #undef opendir |
81 | #undef closedir |
47 | #undef closedir |
82 | |
48 | |
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49 | #ifdef _WIN32 |
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50 | |
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51 | // perl overrides all those nice libc functions |
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52 | |
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53 | #undef malloc |
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54 | #undef free |
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55 | #undef open |
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56 | #undef read |
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57 | #undef write |
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58 | #undef send |
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59 | #undef recv |
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60 | #undef stat |
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61 | #undef lstat |
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62 | #undef fstat |
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63 | #undef truncate |
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64 | #undef ftruncate |
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65 | #undef open |
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66 | #undef link |
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67 | #undef close |
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68 | #undef unlink |
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69 | #undef mkdir |
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70 | #undef rmdir |
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71 | #undef rename |
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72 | #undef lseek |
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73 | #undef opendir |
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74 | #undef readdir |
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75 | #undef closedir |
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76 | #undef chmod |
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77 | #undef fchmod |
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78 | #undef dup |
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79 | #undef dup2 |
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80 | #undef abort |
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81 | #undef pipe |
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82 | |
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83 | #define EIO_STRUCT_STAT struct _stati64 |
83 | #define EIO_STRUCT_STAT Stat_t |
84 | #define EIO_STRUCT_STATI64 |
84 | |
85 | |
85 | /* use NV for 32 bit perls as it allows larger offsets */ |
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86 | #if IVSIZE >= 8 |
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87 | # define VAL64 IV |
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88 | # define SvVAL64 SvIV |
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89 | # define newSVval64 newSViv |
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90 | #else |
86 | #else |
91 | # define VAL64 NV |
87 | |
92 | # define SvVAL64 SvNV |
88 | #include <sys/time.h> |
93 | # define newSVval64 newSVnv |
89 | #include <sys/select.h> |
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90 | #include <unistd.h> |
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91 | #include <utime.h> |
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92 | #include <signal.h> |
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93 | |
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94 | #define EIO_STRUCT_STAT Stat_t |
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95 | |
94 | #endif |
96 | #endif |
95 | |
97 | |
96 | /*****************************************************************************/ |
98 | /*****************************************************************************/ |
97 | |
99 | |
98 | #if __GNUC__ >= 3 |
100 | #if __GNUC__ >= 3 |
… | |
… | |
104 | #define expect_false(expr) expect ((expr) != 0, 0) |
106 | #define expect_false(expr) expect ((expr) != 0, 0) |
105 | #define expect_true(expr) expect ((expr) != 0, 1) |
107 | #define expect_true(expr) expect ((expr) != 0, 1) |
106 | |
108 | |
107 | /*****************************************************************************/ |
109 | /*****************************************************************************/ |
108 | |
110 | |
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111 | #include "libeio/config.h" |
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112 | |
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113 | #include "schmorp.h" |
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114 | |
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115 | #if HAVE_EVENTFD |
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116 | # include <sys/eventfd.h> |
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117 | #endif |
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118 | |
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119 | #if HAVE_TIMERFD |
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120 | # include <sys/timerfd.h> |
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121 | #endif |
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122 | |
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123 | #if HAVE_RLIMITS |
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124 | #include <sys/time.h> |
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125 | #include <sys/resource.h> |
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126 | #endif |
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127 | |
109 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
128 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
110 | typedef int aio_rfd; /* read file desriptor */ |
129 | typedef int aio_rfd; /* read file desriptor */ |
111 | typedef int aio_wfd; /* write file descriptor */ |
130 | typedef int aio_wfd; /* write file descriptor */ |
112 | |
131 | |
113 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash; |
132 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash; |
114 | |
133 | |
115 | #define EIO_REQ_MEMBERS \ |
134 | #define EIO_REQ_MEMBERS \ |
116 | SV *callback; \ |
135 | SV *callback; \ |
117 | SV *sv1, *sv2; \ |
136 | SV *sv1, *sv2; \ |
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137 | SV *sv3, *sv4; \ |
118 | STRLEN stroffset; \ |
138 | STRLEN stroffset; \ |
119 | SV *self; |
139 | SV *self; |
120 | |
140 | |
121 | #define EIO_NO_WRAPPERS 1 |
141 | #define EIO_NO_WRAPPERS 1 |
122 | |
142 | |
123 | #include "libeio/config.h" |
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124 | #include "libeio/eio.h" |
143 | #include "libeio/eio.h" |
125 | |
144 | |
126 | /* Linux/others */ |
145 | static int req_invoke (eio_req *req); |
127 | #ifndef O_ASYNC |
146 | #define EIO_FINISH(req) req_invoke (req) |
128 | # define O_ASYNC 0 |
147 | static void req_destroy (eio_req *grp); |
129 | #endif |
148 | #define EIO_DESTROY(req) req_destroy (req) |
130 | #ifndef O_DIRECT |
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131 | # define O_DIRECT 0 |
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132 | #endif |
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133 | #ifndef O_NOATIME |
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134 | # define O_NOATIME 0 |
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135 | #endif |
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136 | |
149 | |
137 | /* POSIX */ |
150 | #include "libeio/eio.c" |
138 | #ifndef O_CLOEXEC |
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139 | # define O_CLOEXEC 0 |
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140 | #endif |
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141 | #ifndef O_NOFOLLOW |
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142 | # define O_NOFOLLOW 0 |
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143 | #endif |
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144 | #ifndef O_NOCTTY |
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145 | # define O_NOCTTY 0 |
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146 | #endif |
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147 | #ifndef O_NONBLOCK |
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148 | # define O_NONBLOCK 0 |
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149 | #endif |
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150 | #ifndef O_EXEC |
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151 | # define O_EXEC 0 |
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152 | #endif |
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153 | #ifndef O_SEARCH |
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154 | # define O_SEARCH 0 |
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155 | #endif |
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156 | #ifndef O_DIRECTORY |
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157 | # define O_DIRECTORY 0 |
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158 | #endif |
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159 | #ifndef O_DSYNC |
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160 | # define O_DSYNC 0 |
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161 | #endif |
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162 | #ifndef O_RSYNC |
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163 | # define O_RSYNC 0 |
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164 | #endif |
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165 | #ifndef O_SYNC |
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166 | # define O_SYNC 0 |
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167 | #endif |
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168 | #ifndef O_TTY_INIT |
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169 | # define O_TTY_INIT 0 |
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170 | #endif |
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171 | |
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172 | #ifndef POSIX_FADV_NORMAL |
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173 | # define POSIX_FADV_NORMAL 0 |
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174 | #endif |
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175 | #ifndef POSIX_FADV_SEQUENTIAL |
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176 | # define POSIX_FADV_SEQUENTIAL 0 |
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177 | #endif |
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178 | #ifndef POSIX_FADV_RANDOM |
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179 | # define POSIX_FADV_RANDOM 0 |
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180 | #endif |
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181 | #ifndef POSIX_FADV_NOREUSE |
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182 | # define POSIX_FADV_NOREUSE 0 |
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183 | #endif |
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184 | #ifndef POSIX_FADV_WILLNEED |
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185 | # define POSIX_FADV_WILLNEED 0 |
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186 | #endif |
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187 | #ifndef POSIX_FADV_DONTNEED |
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188 | # define POSIX_FADV_DONTNEED 0 |
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189 | #endif |
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190 | |
151 | |
191 | #if !HAVE_POSIX_FADVISE |
152 | #if !HAVE_POSIX_FADVISE |
192 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
153 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
193 | #endif |
154 | #endif |
194 | |
155 | |
195 | #ifndef POSIX_MADV_NORMAL |
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196 | # define POSIX_MADV_NORMAL 0 |
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197 | #endif |
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198 | #ifndef POSIX_MADV_SEQUENTIAL |
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199 | # define POSIX_MADV_SEQUENTIAL 0 |
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200 | #endif |
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201 | #ifndef POSIX_MADV_RANDOM |
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202 | # define POSIX_MADV_RANDOM 0 |
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203 | #endif |
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204 | #ifndef POSIX_MADV_WILLNEED |
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205 | # define POSIX_MADV_WILLNEED 0 |
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206 | #endif |
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207 | #ifndef POSIX_MADV_DONTNEED |
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208 | # define POSIX_MADV_DONTNEED 0 |
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209 | #endif |
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210 | |
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211 | #if !HAVE_POSIX_MADVISE |
156 | #if !HAVE_POSIX_MADVISE |
212 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
157 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
213 | #endif |
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214 | |
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215 | #ifndef PROT_NONE |
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216 | # define PROT_NONE 0 |
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217 | #endif |
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218 | #ifndef PROT_READ |
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219 | # define PROT_READ 0 |
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220 | #endif |
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221 | #ifndef PROT_WRITE |
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222 | # define PROT_READ 0 |
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223 | #endif |
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224 | #ifndef PROT_EXEC |
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225 | # define PROT_EXEC 0 |
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226 | #endif |
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227 | |
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228 | #ifndef ST_NODEV |
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229 | # define ST_NODEV 0 |
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230 | #endif |
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231 | #ifndef ST_NOEXEC |
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232 | # define ST_NOEXEC 0 |
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233 | #endif |
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234 | #ifndef ST_SYNCHRONOUS |
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235 | # define ST_SYNCHRONOUS 0 |
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236 | #endif |
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237 | #ifndef ST_MANDLOCK |
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238 | # define ST_MANDLOCK 0 |
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239 | #endif |
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240 | #ifndef ST_WRITE |
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241 | # define ST_WRITE 0 |
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242 | #endif |
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243 | #ifndef ST_APPEND |
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244 | # define ST_APPEND 0 |
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245 | #endif |
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246 | #ifndef ST_IMMUTABLE |
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247 | # define ST_IMMUTABLE 0 |
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248 | #endif |
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249 | #ifndef ST_NOATIME |
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250 | # define ST_NOATIME 0 |
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251 | #endif |
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252 | #ifndef ST_NODIRATIME |
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253 | # define ST_NODIRATIME 0 |
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254 | #endif |
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255 | #ifndef ST_RELATIME |
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256 | # define ST_RELATIME 0 |
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257 | #endif |
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258 | |
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259 | #ifndef S_IFIFO |
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260 | # define S_IFIFO 0 |
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261 | #endif |
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262 | #ifndef S_IFCHR |
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263 | # define S_IFCHR 0 |
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264 | #endif |
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265 | #ifndef S_IFBLK |
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266 | # define S_IFBLK 0 |
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267 | #endif |
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268 | #ifndef S_IFLNK |
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269 | # define S_IFLNK 0 |
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270 | #endif |
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271 | #ifndef S_IFREG |
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272 | # define S_IFREG 0 |
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273 | #endif |
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274 | #ifndef S_IFDIR |
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275 | # define S_IFDIR 0 |
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276 | #endif |
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277 | #ifndef S_IFWHT |
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278 | # define S_IFWHT 0 |
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279 | #endif |
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280 | #ifndef S_IFSOCK |
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281 | # define S_IFSOCK 0 |
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282 | #endif |
158 | #endif |
283 | |
159 | |
284 | #ifndef MAP_ANONYMOUS |
160 | #ifndef MAP_ANONYMOUS |
285 | # ifdef MAP_ANON |
161 | # ifdef MAP_ANON |
286 | # define MAP_ANONYMOUS MAP_ANON |
162 | # define MAP_ANONYMOUS MAP_ANON |
287 | # else |
163 | # else |
288 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
164 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
289 | # endif |
165 | # endif |
290 | #endif |
166 | #endif |
291 | #ifndef MAP_HUGETLB |
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292 | # define MAP_HUGETLB 0 |
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293 | #endif |
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294 | #ifndef MAP_LOCKED |
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295 | # define MAP_LOCKED 0 |
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296 | #endif |
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297 | #ifndef MAP_NORESERVE |
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298 | # define MAP_NORESERVE 0 |
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299 | #endif |
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300 | #ifndef MAP_POPULATE |
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301 | # define MAP_POPULATE 0 |
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302 | #endif |
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303 | #ifndef MAP_NONBLOCK |
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304 | # define MAP_NONBLOCK 0 |
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305 | #endif |
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306 | |
167 | |
307 | #ifndef makedev |
168 | #ifndef makedev |
308 | # define makedev(maj,min) (((maj) << 8) | (min)) |
169 | # define makedev(maj,min) (((maj) << 8) | (min)) |
309 | #endif |
170 | #endif |
310 | #ifndef major |
171 | #ifndef major |
… | |
… | |
312 | #endif |
173 | #endif |
313 | #ifndef minor |
174 | #ifndef minor |
314 | # define minor(dev) ((dev) & 0xff) |
175 | # define minor(dev) ((dev) & 0xff) |
315 | #endif |
176 | #endif |
316 | |
177 | |
317 | #ifndef PAGESIZE |
178 | #if PAGESIZE <= 0 |
318 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
179 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
319 | #endif |
180 | #endif |
320 | |
181 | |
321 | static int req_invoke (eio_req *req); |
182 | /*****************************************************************************/ |
322 | #define EIO_FINISH(req) req_invoke (req) |
183 | |
323 | static void req_destroy (eio_req *grp); |
184 | #if !_POSIX_MAPPED_FILES |
324 | #define EIO_DESTROY(req) req_destroy (req) |
185 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, (void *)-1) |
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186 | # define munmap(addr,length) EIO_ENOSYS () |
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187 | #endif |
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188 | |
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189 | #if !_POSIX_MEMORY_PROTECTION |
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190 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
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191 | #endif |
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192 | |
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193 | #if !MREMAP_MAYMOVE |
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194 | # define mremap(old_address,old_size,new_size,flags,new_address) (errno = ENOSYS, (void *)-1) |
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195 | #endif |
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196 | |
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197 | #define FOREIGN_MAGIC PERL_MAGIC_ext |
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198 | |
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199 | static int ecb_cold |
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200 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
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201 | { |
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202 | int old_errno = errno; |
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203 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
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204 | errno = old_errno; |
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205 | |
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206 | mg->mg_obj = 0; /* just in case */ |
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207 | |
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208 | SvREADONLY_off (sv); |
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209 | |
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210 | if (SvPVX (sv) != mg->mg_ptr) |
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211 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
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212 | |
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213 | SvCUR_set (sv, 0); |
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214 | SvPVX (sv) = 0; |
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215 | SvOK_off (sv); |
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216 | |
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217 | return 0; |
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218 | } |
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219 | |
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220 | static MGVTBL mmap_vtbl = { |
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221 | 0, 0, 0, 0, mmap_free |
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222 | }; |
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223 | |
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224 | static int ecb_cold |
|
|
225 | sysfree_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
226 | { |
|
|
227 | free (mg->mg_ptr); |
|
|
228 | mg->mg_obj = 0; /* just in case */ |
|
|
229 | |
|
|
230 | SvREADONLY_off (sv); |
|
|
231 | |
|
|
232 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
233 | croak ("ERROR: IO::AIO mapped scalar changed location, detected"); |
|
|
234 | |
|
|
235 | SvCUR_set (sv, 0); |
|
|
236 | SvPVX (sv) = 0; |
|
|
237 | SvOK_off (sv); |
|
|
238 | |
|
|
239 | return 0; |
|
|
240 | } |
|
|
241 | |
|
|
242 | static MGVTBL sysfree_vtbl = { |
|
|
243 | 0, 0, 0, 0, sysfree_free |
|
|
244 | }; |
|
|
245 | |
|
|
246 | /*****************************************************************************/ |
|
|
247 | |
|
|
248 | /* helper: set scalar to foreign ptr with custom free */ |
|
|
249 | static void |
|
|
250 | sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length) |
|
|
251 | { |
|
|
252 | sv_force_normal (sv); |
|
|
253 | |
|
|
254 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
255 | sv_magicext (sv, 0, FOREIGN_MAGIC, vtbl, (char *)addr, 0) |
|
|
256 | ->mg_obj = (SV *)length; |
|
|
257 | |
|
|
258 | SvUPGRADE (sv, SVt_PV); /* nop... */ |
|
|
259 | |
|
|
260 | if (SvLEN (sv)) |
|
|
261 | Safefree (SvPVX (sv)); |
|
|
262 | |
|
|
263 | SvPVX (sv) = (char *)addr; |
|
|
264 | SvCUR_set (sv, length); |
|
|
265 | SvLEN_set (sv, 0); |
|
|
266 | SvPOK_only (sv); |
|
|
267 | } |
|
|
268 | |
|
|
269 | static void |
|
|
270 | sv_clear_foreign (SV *sv) |
|
|
271 | { |
|
|
272 | /* todo: iterate over magic and only free ours, but of course */ |
|
|
273 | /* the perl5porters will call that (correct) behaviour buggy */ |
|
|
274 | sv_unmagic (sv, FOREIGN_MAGIC); |
|
|
275 | } |
|
|
276 | |
|
|
277 | /*****************************************************************************/ |
|
|
278 | |
|
|
279 | /* defines all sorts of constants to 0 unless they are already defined */ |
|
|
280 | /* also provides const_iv_ and const_niv_ macros for them */ |
|
|
281 | #include "def0.h" |
|
|
282 | |
|
|
283 | /*****************************************************************************/ |
|
|
284 | |
|
|
285 | static void |
|
|
286 | fiemap (eio_req *req) |
|
|
287 | { |
|
|
288 | req->result = -1; |
|
|
289 | |
|
|
290 | #if HAVE_FIEMAP |
|
|
291 | /* assume some c99 */ |
|
|
292 | struct fiemap *fiemap = 0; |
|
|
293 | size_t end_offset; |
|
|
294 | int count = req->int3; |
|
|
295 | |
|
|
296 | req->flags |= EIO_FLAG_PTR1_FREE; |
|
|
297 | |
|
|
298 | /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */ |
|
|
299 | /* increase in 3.5kb steps */ |
|
|
300 | if (count < 0) |
|
|
301 | count = 8; |
|
|
302 | |
|
|
303 | fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); |
|
|
304 | errno = ENOMEM; |
|
|
305 | if (!fiemap) |
|
|
306 | return; |
|
|
307 | |
|
|
308 | req->ptr1 = fiemap; |
|
|
309 | |
|
|
310 | fiemap->fm_start = req->offs; |
|
|
311 | fiemap->fm_length = req->size; |
|
|
312 | fiemap->fm_flags = req->int2; |
|
|
313 | fiemap->fm_extent_count = count; |
|
|
314 | |
|
|
315 | if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0) |
|
|
316 | return; |
|
|
317 | |
|
|
318 | if (req->int3 >= 0 /* not autosizing */ |
|
|
319 | || !fiemap->fm_mapped_extents /* no more extents */ |
|
|
320 | || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */) |
|
|
321 | goto done; |
|
|
322 | |
|
|
323 | /* else we have to loop - |
|
|
324 | * it would be tempting (actually I tried that first) to just query the |
|
|
325 | * number of extents needed, but linux often feels like not returning all |
|
|
326 | * extents, without telling us it left any out. this complicates |
|
|
327 | * this quite a bit. |
|
|
328 | */ |
|
|
329 | |
|
|
330 | end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start); |
|
|
331 | |
|
|
332 | for (;;) |
|
|
333 | { |
|
|
334 | /* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */ |
|
|
335 | char scratch[3072]; |
|
|
336 | struct fiemap *incmap = (struct fiemap *)scratch; |
|
|
337 | |
|
|
338 | incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical |
|
|
339 | + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length; |
|
|
340 | incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start); |
|
|
341 | incmap->fm_flags = fiemap->fm_flags; |
|
|
342 | incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent); |
|
|
343 | |
|
|
344 | if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0) |
|
|
345 | return; |
|
|
346 | |
|
|
347 | if (!incmap->fm_mapped_extents) |
|
|
348 | goto done; |
|
|
349 | |
|
|
350 | count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents; |
|
|
351 | fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); |
|
|
352 | errno = ENOMEM; |
|
|
353 | if (!fiemap) |
|
|
354 | return; |
|
|
355 | |
|
|
356 | req->ptr1 = fiemap; |
|
|
357 | |
|
|
358 | for (count = 0; count < incmap->fm_mapped_extents; ++count) |
|
|
359 | { |
|
|
360 | struct fiemap_extent *e = incmap->fm_extents + count; |
|
|
361 | |
|
|
362 | if (e->fe_logical + e->fe_length >= end_offset) |
|
|
363 | goto done; |
|
|
364 | |
|
|
365 | fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e; |
|
|
366 | |
|
|
367 | if (e->fe_flags & FIEMAP_EXTENT_LAST) |
|
|
368 | goto done; |
|
|
369 | |
|
|
370 | } |
|
|
371 | } |
|
|
372 | |
|
|
373 | done: |
|
|
374 | req->result = 0; |
|
|
375 | |
|
|
376 | #else |
|
|
377 | errno = ENOSYS; |
|
|
378 | #endif |
|
|
379 | } |
|
|
380 | |
|
|
381 | /*****************************************************************************/ |
325 | |
382 | |
326 | enum { |
383 | enum { |
327 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
384 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
328 | }; |
385 | }; |
329 | |
386 | |
330 | #include "libeio/eio.c" |
|
|
331 | |
|
|
332 | typedef eio_req *aio_req; |
387 | typedef eio_req *aio_req; |
333 | typedef eio_req *aio_req_ornot; |
388 | typedef eio_req *aio_req_ornot; |
|
|
389 | typedef eio_wd aio_wd; |
334 | |
390 | |
335 | static SV *on_next_submit; |
391 | static SV *on_next_submit; |
336 | static int next_pri = EIO_PRI_DEFAULT; |
392 | static int next_pri = EIO_PRI_DEFAULT; |
337 | static int max_outstanding; |
393 | static int max_outstanding; |
338 | |
394 | |
339 | static s_epipe respipe; |
395 | static s_epipe respipe; |
340 | |
396 | |
341 | static void req_destroy (aio_req req); |
397 | static void req_destroy (aio_req req); |
342 | static void req_cancel (aio_req req); |
398 | static void req_cancel (aio_req req); |
343 | |
399 | |
344 | static void want_poll (void) |
400 | static void |
|
|
401 | want_poll (void) |
345 | { |
402 | { |
346 | /* write a dummy byte to the pipe so fh becomes ready */ |
403 | /* write a dummy byte to the pipe so fh becomes ready */ |
347 | s_epipe_signal (&respipe); |
404 | s_epipe_signal (&respipe); |
348 | } |
405 | } |
349 | |
406 | |
350 | static void done_poll (void) |
407 | static void |
|
|
408 | done_poll (void) |
351 | { |
409 | { |
352 | /* read any signals sent by the worker threads */ |
410 | /* read any signals sent by the worker threads */ |
353 | s_epipe_drain (&respipe); |
411 | s_epipe_drain (&respipe); |
354 | } |
412 | } |
355 | |
413 | |
356 | /* must be called at most once */ |
414 | /* must be called at most once */ |
|
|
415 | static SV * |
357 | static SV *req_sv (aio_req req, HV *stash) |
416 | req_sv (aio_req req, HV *stash) |
358 | { |
417 | { |
359 | if (!req->self) |
418 | if (!req->self) |
360 | { |
419 | { |
361 | req->self = (SV *)newHV (); |
420 | req->self = (SV *)newHV (); |
362 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
421 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
363 | } |
422 | } |
364 | |
423 | |
365 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
424 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
366 | } |
425 | } |
367 | |
426 | |
368 | static aio_req SvAIO_REQ (SV *sv) |
427 | static SV * |
|
|
428 | newSVaio_wd (aio_wd wd) |
|
|
429 | { |
|
|
430 | return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash); |
|
|
431 | } |
|
|
432 | |
|
|
433 | static aio_req |
|
|
434 | SvAIO_REQ (SV *sv) |
369 | { |
435 | { |
370 | MAGIC *mg; |
436 | MAGIC *mg; |
371 | |
437 | |
372 | if (!SvROK (sv) |
438 | if (!SvROK (sv) |
|
|
439 | /* for speed reasons, we do not verify that SvROK actually has a stash ptr */ |
373 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
440 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
374 | && SvSTASH (SvRV (sv)) != aio_req_stash |
441 | && SvSTASH (SvRV (sv)) != aio_req_stash |
375 | && !sv_derived_from (sv, "IO::AIO::REQ"))) |
442 | && !sv_derived_from (sv, "IO::AIO::REQ"))) |
376 | croak ("object of class IO::AIO::REQ expected"); |
443 | croak ("object of class IO::AIO::REQ expected"); |
377 | |
444 | |
378 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
445 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
379 | |
446 | |
380 | return mg ? (aio_req)mg->mg_ptr : 0; |
447 | return mg ? (aio_req)mg->mg_ptr : 0; |
381 | } |
448 | } |
382 | |
449 | |
|
|
450 | static aio_wd |
|
|
451 | SvAIO_WD (SV *sv) |
|
|
452 | { |
|
|
453 | if (!SvROK (sv) |
|
|
454 | || SvTYPE (SvRV (sv)) != SVt_PVMG |
|
|
455 | || SvSTASH (SvRV (sv)) != aio_wd_stash) |
|
|
456 | croak ("IO::AIO: expected a working directory object as returned by aio_wd"); |
|
|
457 | |
|
|
458 | return (aio_wd)(long)SvIVX (SvRV (sv)); |
|
|
459 | } |
|
|
460 | |
|
|
461 | static SV * |
|
|
462 | newmortalFH (int fd, int flags) |
|
|
463 | { |
|
|
464 | if (fd < 0) |
|
|
465 | return &PL_sv_undef; |
|
|
466 | |
|
|
467 | GV *gv = (GV *)sv_newmortal (); |
|
|
468 | char sym[64]; |
|
|
469 | int symlen; |
|
|
470 | |
|
|
471 | symlen = snprintf (sym, sizeof (sym), "fd#%d", fd); |
|
|
472 | gv_init (gv, aio_stash, sym, symlen, 0); |
|
|
473 | |
|
|
474 | symlen = snprintf ( |
|
|
475 | sym, |
|
|
476 | sizeof (sym), |
|
|
477 | "%s&=%d", |
|
|
478 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
|
|
479 | fd |
|
|
480 | ); |
|
|
481 | |
|
|
482 | return do_open (gv, sym, symlen, 0, 0, 0, 0) |
|
|
483 | ? (SV *)gv : &PL_sv_undef; |
|
|
484 | } |
|
|
485 | |
|
|
486 | static void |
383 | static void aio_grp_feed (aio_req grp) |
487 | aio_grp_feed (aio_req grp) |
384 | { |
488 | { |
385 | if (grp->sv2 && SvOK (grp->sv2)) |
489 | if (grp->sv2 && SvOK (grp->sv2)) |
386 | { |
490 | { |
387 | dSP; |
491 | dSP; |
388 | |
492 | |
… | |
… | |
396 | FREETMPS; |
500 | FREETMPS; |
397 | LEAVE; |
501 | LEAVE; |
398 | } |
502 | } |
399 | } |
503 | } |
400 | |
504 | |
|
|
505 | static void |
401 | static void req_submit (eio_req *req) |
506 | req_submit (eio_req *req) |
402 | { |
507 | { |
403 | eio_submit (req); |
508 | eio_submit (req); |
404 | |
509 | |
405 | if (expect_false (on_next_submit)) |
510 | if (expect_false (on_next_submit)) |
406 | { |
511 | { |
… | |
… | |
413 | PUTBACK; |
518 | PUTBACK; |
414 | call_sv (cb, G_DISCARD | G_EVAL); |
519 | call_sv (cb, G_DISCARD | G_EVAL); |
415 | } |
520 | } |
416 | } |
521 | } |
417 | |
522 | |
|
|
523 | static int |
418 | static int req_invoke (eio_req *req) |
524 | req_invoke (eio_req *req) |
419 | { |
525 | { |
420 | if (req->flags & FLAG_SV2_RO_OFF) |
526 | if (req->flags & FLAG_SV2_RO_OFF) |
421 | SvREADONLY_off (req->sv2); |
527 | SvREADONLY_off (req->sv2); |
422 | |
528 | |
423 | if (!EIO_CANCELLED (req) && req->callback) |
529 | if (!EIO_CANCELLED (req) && req->callback) |
… | |
… | |
444 | SvREADONLY_on (sv_result); |
550 | SvREADONLY_on (sv_result); |
445 | } |
551 | } |
446 | |
552 | |
447 | switch (req->type) |
553 | switch (req->type) |
448 | { |
554 | { |
|
|
555 | case EIO_WD_OPEN: |
|
|
556 | PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd))); |
|
|
557 | break; |
|
|
558 | |
449 | case EIO_READDIR: |
559 | case EIO_READDIR: |
450 | { |
560 | { |
451 | SV *rv = &PL_sv_undef; |
561 | SV *rv = &PL_sv_undef; |
452 | |
562 | |
453 | if (req->result >= 0) |
563 | if (req->result >= 0) |
… | |
… | |
506 | XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); |
616 | XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); |
507 | } |
617 | } |
508 | break; |
618 | break; |
509 | |
619 | |
510 | case EIO_OPEN: |
620 | case EIO_OPEN: |
511 | { |
621 | PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR))); |
512 | /* convert fd to fh */ |
|
|
513 | SV *fh = &PL_sv_undef; |
|
|
514 | |
|
|
515 | if (req->result >= 0) |
|
|
516 | { |
|
|
517 | GV *gv = (GV *)sv_newmortal (); |
|
|
518 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
|
|
519 | char sym [64]; |
|
|
520 | int symlen; |
|
|
521 | |
|
|
522 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
|
|
523 | gv_init (gv, aio_stash, sym, symlen, 0); |
|
|
524 | |
|
|
525 | symlen = snprintf ( |
|
|
526 | sym, |
|
|
527 | sizeof (sym), |
|
|
528 | "%s&=%d", |
|
|
529 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
|
|
530 | (int)req->result |
|
|
531 | ); |
|
|
532 | |
|
|
533 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
|
|
534 | fh = (SV *)gv; |
|
|
535 | } |
|
|
536 | |
|
|
537 | PUSHs (fh); |
|
|
538 | } |
|
|
539 | break; |
622 | break; |
540 | |
623 | |
541 | case EIO_STATVFS: |
624 | case EIO_STATVFS: |
542 | case EIO_FSTATVFS: |
625 | case EIO_FSTATVFS: |
543 | { |
626 | { |
544 | SV *rv = &PL_sv_undef; |
627 | SV *rv = &PL_sv_undef; |
545 | |
628 | |
|
|
629 | #ifndef _WIN32 |
546 | if (req->result >= 0) |
630 | if (req->result >= 0) |
547 | { |
631 | { |
548 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
632 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
549 | HV *hv = newHV (); |
633 | HV *hv = newHV (); |
|
|
634 | /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom |
|
|
635 | * chooses to make it a struct. |
|
|
636 | */ |
|
|
637 | unsigned long fsid = 0; |
|
|
638 | memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid)); |
550 | |
639 | |
551 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
640 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
552 | |
641 | |
553 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
642 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
554 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
643 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
… | |
… | |
556 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
645 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
557 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
646 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
558 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
647 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
559 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
648 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
560 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
649 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
561 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); |
650 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0); |
562 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
651 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
563 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
652 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
564 | } |
653 | } |
|
|
654 | #endif |
565 | |
655 | |
566 | PUSHs (rv); |
656 | PUSHs (rv); |
567 | } |
657 | } |
568 | |
658 | |
569 | break; |
659 | break; |
… | |
… | |
593 | break; |
683 | break; |
594 | |
684 | |
595 | case EIO_STAT: |
685 | case EIO_STAT: |
596 | case EIO_LSTAT: |
686 | case EIO_LSTAT: |
597 | case EIO_FSTAT: |
687 | case EIO_FSTAT: |
598 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
688 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
|
|
689 | |
599 | PL_laststatval = req->result; |
690 | if (!(PL_laststatval = req->result)) |
|
|
691 | /* if compilation fails here then perl's Stat_t is not struct _stati64 */ |
600 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
692 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
|
|
693 | |
601 | PUSHs (sv_result); |
694 | PUSHs (sv_result); |
|
|
695 | break; |
|
|
696 | |
|
|
697 | case EIO_SEEK: |
|
|
698 | PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs))); |
602 | break; |
699 | break; |
603 | |
700 | |
604 | case EIO_READ: |
701 | case EIO_READ: |
605 | { |
702 | { |
606 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
703 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
… | |
… | |
609 | SvSETMAGIC (req->sv2); |
706 | SvSETMAGIC (req->sv2); |
610 | PUSHs (sv_result); |
707 | PUSHs (sv_result); |
611 | } |
708 | } |
612 | break; |
709 | break; |
613 | |
710 | |
|
|
711 | case EIO_SLURP: |
|
|
712 | { |
|
|
713 | if (req->result >= 0) |
|
|
714 | { |
|
|
715 | /* if length was originally not known, we steal the malloc'ed memory */ |
|
|
716 | if (req->flags & EIO_FLAG_PTR2_FREE) |
|
|
717 | { |
|
|
718 | req->flags &= ~EIO_FLAG_PTR2_FREE; |
|
|
719 | sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result); |
|
|
720 | } |
|
|
721 | else |
|
|
722 | { |
|
|
723 | SvCUR_set (req->sv2, req->result); |
|
|
724 | *SvEND (req->sv2) = 0; |
|
|
725 | SvPOK_only (req->sv2); |
|
|
726 | } |
|
|
727 | |
|
|
728 | SvSETMAGIC (req->sv2); |
|
|
729 | } |
|
|
730 | |
|
|
731 | PUSHs (sv_result); |
|
|
732 | } |
|
|
733 | break; |
|
|
734 | |
|
|
735 | case EIO_CUSTOM: |
|
|
736 | if (req->feed == fiemap) |
|
|
737 | { |
|
|
738 | #if HAVE_FIEMAP |
|
|
739 | if (!req->result) |
|
|
740 | { |
|
|
741 | struct fiemap *fiemap = (struct fiemap *)req->ptr1; |
|
|
742 | |
|
|
743 | if (fiemap->fm_extent_count) |
|
|
744 | { |
|
|
745 | AV *av = newAV (); |
|
|
746 | int i; |
|
|
747 | |
|
|
748 | while (fiemap->fm_mapped_extents) |
|
|
749 | { |
|
|
750 | struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents]; |
|
|
751 | AV *ext_av = newAV (); |
|
|
752 | |
|
|
753 | av_store (ext_av, 3, newSVuv (extent->fe_flags)); |
|
|
754 | av_store (ext_av, 2, newSVval64 (extent->fe_length)); |
|
|
755 | av_store (ext_av, 1, newSVval64 (extent->fe_physical)); |
|
|
756 | av_store (ext_av, 0, newSVval64 (extent->fe_logical)); |
|
|
757 | |
|
|
758 | av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av)); |
|
|
759 | } |
|
|
760 | |
|
|
761 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
|
|
762 | } |
|
|
763 | else |
|
|
764 | { |
|
|
765 | SvIV_set (sv_result, fiemap->fm_mapped_extents); |
|
|
766 | PUSHs (sv_result); |
|
|
767 | } |
|
|
768 | } |
|
|
769 | #endif |
|
|
770 | } |
|
|
771 | else |
|
|
772 | PUSHs (sv_result); |
|
|
773 | break; |
|
|
774 | |
614 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
775 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
615 | if (req->result > 0) |
776 | if (req->result > 0) |
616 | SvIV_set (sv_result, 0); |
777 | SvIV_set (sv_result, 0); |
617 | /* FALLTHROUGH */ |
778 | /* FALLTHROUGH */ |
618 | |
779 | |
… | |
… | |
639 | } |
800 | } |
640 | |
801 | |
641 | return !!SvTRUE (ERRSV); |
802 | return !!SvTRUE (ERRSV); |
642 | } |
803 | } |
643 | |
804 | |
|
|
805 | static void |
644 | static void req_destroy (aio_req req) |
806 | req_destroy (aio_req req) |
645 | { |
807 | { |
646 | if (req->self) |
808 | if (req->self) |
647 | { |
809 | { |
648 | sv_unmagic (req->self, PERL_MAGIC_ext); |
810 | sv_unmagic (req->self, PERL_MAGIC_ext); |
649 | SvREFCNT_dec (req->self); |
811 | SvREFCNT_dec (req->self); |
650 | } |
812 | } |
651 | |
813 | |
652 | SvREFCNT_dec (req->sv1); |
814 | SvREFCNT_dec (req->sv1); |
653 | SvREFCNT_dec (req->sv2); |
815 | SvREFCNT_dec (req->sv2); |
|
|
816 | SvREFCNT_dec (req->sv3); |
|
|
817 | SvREFCNT_dec (req->sv4); |
654 | SvREFCNT_dec (req->callback); |
818 | SvREFCNT_dec (req->callback); |
655 | |
819 | |
656 | Safefree (req); |
820 | free (req); |
657 | } |
821 | } |
658 | |
822 | |
|
|
823 | static void |
659 | static void req_cancel_subs (aio_req grp) |
824 | req_cancel_subs (aio_req grp) |
660 | { |
825 | { |
661 | aio_req sub; |
|
|
662 | |
|
|
663 | if (grp->type != EIO_GROUP) |
826 | if (grp->type != EIO_GROUP) |
664 | return; |
827 | return; |
665 | |
828 | |
666 | SvREFCNT_dec (grp->sv2); |
829 | SvREFCNT_dec (grp->sv2); |
667 | grp->sv2 = 0; |
830 | grp->sv2 = 0; |
668 | |
831 | |
669 | eio_grp_cancel (grp); |
832 | eio_grp_cancel (grp); |
670 | } |
833 | } |
671 | |
834 | |
672 | static void |
835 | static void ecb_cold |
673 | create_respipe (void) |
836 | create_respipe (void) |
674 | { |
837 | { |
675 | if (s_epipe_renew (&respipe)) |
838 | if (s_epipe_renew (&respipe)) |
676 | croak ("IO::AIO: unable to initialize result pipe"); |
839 | croak ("IO::AIO: unable to initialize result pipe"); |
677 | } |
840 | } |
678 | |
841 | |
679 | static void poll_wait (void) |
842 | static void |
|
|
843 | poll_wait (void) |
680 | { |
844 | { |
681 | while (eio_nreqs ()) |
845 | while (eio_nreqs ()) |
682 | { |
846 | { |
683 | int size; |
847 | int size; |
684 | |
848 | |
685 | X_LOCK (reslock); |
849 | X_LOCK (EIO_POOL->reslock); |
686 | size = res_queue.size; |
850 | size = EIO_POOL->res_queue.size; |
687 | X_UNLOCK (reslock); |
851 | X_UNLOCK (EIO_POOL->reslock); |
688 | |
852 | |
689 | if (size) |
853 | if (size) |
690 | return; |
854 | return; |
691 | |
855 | |
692 | etp_maybe_start_thread (); |
856 | etp_maybe_start_thread (EIO_POOL); |
693 | |
857 | |
694 | s_epipe_wait (&respipe); |
858 | s_epipe_wait (&respipe); |
695 | } |
859 | } |
696 | } |
860 | } |
697 | |
861 | |
698 | static int poll_cb (void) |
862 | static int |
|
|
863 | poll_cb (void) |
699 | { |
864 | { |
700 | for (;;) |
865 | for (;;) |
701 | { |
866 | { |
702 | int res = eio_poll (); |
867 | int res = eio_poll (); |
703 | |
868 | |
… | |
… | |
709 | |
874 | |
710 | poll_wait (); |
875 | poll_wait (); |
711 | } |
876 | } |
712 | } |
877 | } |
713 | |
878 | |
714 | static void atfork_child (void) |
879 | static void ecb_cold |
|
|
880 | reinit (void) |
715 | { |
881 | { |
716 | create_respipe (); |
882 | create_respipe (); |
717 | } |
|
|
718 | |
883 | |
719 | /*****************************************************************************/ |
884 | if (eio_init (want_poll, done_poll) < 0) |
720 | |
885 | croak ("IO::AIO: unable to initialise eio library"); |
721 | #if !_POSIX_MAPPED_FILES |
|
|
722 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
|
|
723 | # define munmap(addr,length) (errno = ENOSYS, -1) |
|
|
724 | #endif |
|
|
725 | |
|
|
726 | #if !_POSIX_MEMORY_PROTECTION |
|
|
727 | # define mprotect(addr,len,prot) (errno = ENOSYS, -1) |
|
|
728 | # define PROT_NONE 0 |
|
|
729 | # define PROT_WRITE 0 |
|
|
730 | # define MAP_PRIVATE 0 |
|
|
731 | # define MAP_SHARED 0 |
|
|
732 | # define MAP_FIXED 0 |
|
|
733 | #endif |
|
|
734 | |
|
|
735 | #define MMAP_MAGIC PERL_MAGIC_ext |
|
|
736 | |
|
|
737 | static int |
|
|
738 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
739 | { |
|
|
740 | int old_errno = errno; |
|
|
741 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
742 | errno = old_errno; |
|
|
743 | |
|
|
744 | mg->mg_obj = 0; /* just in case */ |
|
|
745 | |
|
|
746 | SvREADONLY_off (sv); |
|
|
747 | |
|
|
748 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
749 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
750 | |
|
|
751 | SvCUR_set (sv, 0); |
|
|
752 | SvPVX (sv) = 0; |
|
|
753 | SvOK_off (sv); |
|
|
754 | |
|
|
755 | return 0; |
|
|
756 | } |
886 | } |
757 | |
|
|
758 | static MGVTBL mmap_vtbl = { |
|
|
759 | 0, 0, 0, 0, mmap_free |
|
|
760 | }; |
|
|
761 | |
887 | |
762 | /*****************************************************************************/ |
888 | /*****************************************************************************/ |
763 | |
889 | |
764 | static SV * |
890 | static SV * |
765 | get_cb (SV *cb_sv) |
891 | get_cb (SV *cb_sv) |
766 | { |
892 | { |
767 | SvGETMAGIC (cb_sv); |
893 | SvGETMAGIC (cb_sv); |
768 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
894 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
769 | } |
895 | } |
770 | |
896 | |
|
|
897 | static aio_req ecb_noinline |
|
|
898 | dreq (SV *callback) |
|
|
899 | { |
|
|
900 | SV *cb_cv; |
|
|
901 | aio_req req; |
|
|
902 | int req_pri = next_pri; |
|
|
903 | next_pri = EIO_PRI_DEFAULT; |
|
|
904 | |
|
|
905 | cb_cv = get_cb (callback); |
|
|
906 | |
|
|
907 | req = calloc (sizeof (*req), 1); |
|
|
908 | if (!req) |
|
|
909 | croak ("out of memory during eio_req allocation"); |
|
|
910 | |
|
|
911 | req->callback = SvREFCNT_inc (cb_cv); |
|
|
912 | req->pri = req_pri; |
|
|
913 | |
|
|
914 | return req; |
|
|
915 | } |
|
|
916 | |
771 | #define dREQ \ |
917 | #define dREQ \ |
772 | SV *cb_cv; \ |
918 | aio_req req = dreq (callback); \ |
773 | aio_req req; \ |
|
|
774 | int req_pri = next_pri; \ |
|
|
775 | next_pri = EIO_PRI_DEFAULT; \ |
|
|
776 | \ |
|
|
777 | cb_cv = get_cb (callback); \ |
|
|
778 | \ |
|
|
779 | Newz (0, req, 1, eio_req); \ |
|
|
780 | if (!req) \ |
|
|
781 | croak ("out of memory during eio_req allocation"); \ |
|
|
782 | \ |
|
|
783 | req->callback = SvREFCNT_inc (cb_cv); \ |
|
|
784 | req->pri = req_pri |
|
|
785 | |
919 | |
786 | #define REQ_SEND \ |
920 | #define REQ_SEND \ |
787 | PUTBACK; \ |
921 | PUTBACK; \ |
788 | req_submit (req); \ |
922 | req_submit (req); \ |
789 | SPAGAIN; \ |
923 | SPAGAIN; \ |
790 | \ |
924 | \ |
791 | if (GIMME_V != G_VOID) \ |
925 | if (GIMME_V != G_VOID) \ |
792 | XPUSHs (req_sv (req, aio_req_stash)); |
926 | XPUSHs (req_sv (req, aio_req_stash)); |
793 | |
927 | |
|
|
928 | ecb_inline void |
|
|
929 | req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) |
|
|
930 | { |
|
|
931 | if (expect_false (SvROK (path))) |
|
|
932 | { |
|
|
933 | SV *rv = SvRV (path); |
|
|
934 | SV *wdob; |
|
|
935 | |
|
|
936 | if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1) |
|
|
937 | { |
|
|
938 | path = AvARRAY (rv)[1]; |
|
|
939 | wdob = AvARRAY (rv)[0]; |
|
|
940 | |
|
|
941 | if (SvOK (wdob)) |
|
|
942 | { |
|
|
943 | *wd = SvAIO_WD (wdob); |
|
|
944 | *wdsv = SvREFCNT_inc_NN (SvRV (wdob)); |
|
|
945 | } |
|
|
946 | else |
|
|
947 | *wd = EIO_INVALID_WD; |
|
|
948 | } |
|
|
949 | else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash) |
|
|
950 | { |
|
|
951 | *wd = (aio_wd)(long)SvIVX (rv); |
|
|
952 | *wdsv = SvREFCNT_inc_NN (rv); |
|
|
953 | *ptr = "."; |
|
|
954 | return; /* path set to "." */ |
|
|
955 | } |
|
|
956 | else |
|
|
957 | croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair"); |
|
|
958 | } |
|
|
959 | |
|
|
960 | *pathsv = newSVsv (path); |
|
|
961 | *ptr = SvPVbyte_nolen (*pathsv); |
|
|
962 | } |
|
|
963 | |
|
|
964 | static void ecb_noinline |
|
|
965 | req_set_path1 (aio_req req, SV *path) |
|
|
966 | { |
|
|
967 | req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); |
|
|
968 | } |
|
|
969 | |
|
|
970 | static void ecb_noinline |
|
|
971 | req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) |
|
|
972 | { |
|
|
973 | SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; |
|
|
974 | |
|
|
975 | switch (SvTYPE (rv)) |
|
|
976 | { |
|
|
977 | case SVt_PVIO: |
|
|
978 | case SVt_PVLV: |
|
|
979 | case SVt_PVGV: |
|
|
980 | req->type = type_fh; |
|
|
981 | req->sv1 = newSVsv (fh_or_path); |
|
|
982 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
983 | break; |
|
|
984 | |
|
|
985 | default: |
|
|
986 | req->type = type_path; |
|
|
987 | req_set_path1 (req, fh_or_path); |
|
|
988 | break; |
|
|
989 | } |
|
|
990 | } |
|
|
991 | |
|
|
992 | /*****************************************************************************/ |
|
|
993 | |
|
|
994 | static void |
|
|
995 | ts_set (struct timespec *ts, NV value) |
|
|
996 | { |
|
|
997 | ts->tv_sec = value; |
|
|
998 | ts->tv_nsec = (value - ts->tv_sec) * 1e9; |
|
|
999 | } |
|
|
1000 | |
|
|
1001 | static NV |
|
|
1002 | ts_get (const struct timespec *ts) |
|
|
1003 | { |
|
|
1004 | return ts->tv_sec + ts->tv_nsec * 1e-9; |
|
|
1005 | } |
|
|
1006 | |
|
|
1007 | /*****************************************************************************/ |
|
|
1008 | |
|
|
1009 | XS(boot_IO__AIO) ecb_cold; |
|
|
1010 | |
794 | MODULE = IO::AIO PACKAGE = IO::AIO |
1011 | MODULE = IO::AIO PACKAGE = IO::AIO |
795 | |
1012 | |
796 | PROTOTYPES: ENABLE |
1013 | PROTOTYPES: ENABLE |
797 | |
1014 | |
798 | BOOT: |
1015 | BOOT: |
… | |
… | |
802 | IV iv; |
1019 | IV iv; |
803 | } *civ, const_iv[] = { |
1020 | } *civ, const_iv[] = { |
804 | # define const_niv(name, value) { # name, (IV) value }, |
1021 | # define const_niv(name, value) { # name, (IV) value }, |
805 | # define const_iv(name) { # name, (IV) name }, |
1022 | # define const_iv(name) { # name, (IV) name }, |
806 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
1023 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
|
|
1024 | |
|
|
1025 | /* you have to re-run ./gendef0 after adding/removing any constants here */ |
|
|
1026 | /* the first block can be undef if missing */ |
|
|
1027 | const_iv (ENOSYS) |
807 | const_iv (EXDEV) |
1028 | const_iv (EXDEV) |
808 | const_iv (ENOSYS) |
1029 | const_iv (EBADR) |
|
|
1030 | |
|
|
1031 | /* for lseek */ |
|
|
1032 | const_iv (SEEK_DATA) |
|
|
1033 | const_iv (SEEK_HOLE) |
|
|
1034 | |
|
|
1035 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
1036 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
1037 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
1038 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
1039 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
1040 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
1041 | |
|
|
1042 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
1043 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
1044 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
1045 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
1046 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
1047 | |
|
|
1048 | /* the second block will be 0 when missing */ |
|
|
1049 | const_iv (O_ACCMODE) |
|
|
1050 | |
809 | const_iv (O_RDONLY) |
1051 | const_iv (O_RDONLY) |
810 | const_iv (O_WRONLY) |
1052 | const_iv (O_WRONLY) |
811 | const_iv (O_RDWR) |
1053 | const_iv (O_RDWR) |
812 | const_iv (O_CREAT) |
1054 | const_iv (O_CREAT) |
813 | const_iv (O_TRUNC) |
1055 | const_iv (O_TRUNC) |
… | |
… | |
826 | const_iv (O_SEARCH) |
1068 | const_iv (O_SEARCH) |
827 | const_iv (O_DIRECTORY) |
1069 | const_iv (O_DIRECTORY) |
828 | const_iv (O_DSYNC) |
1070 | const_iv (O_DSYNC) |
829 | const_iv (O_RSYNC) |
1071 | const_iv (O_RSYNC) |
830 | const_iv (O_SYNC) |
1072 | const_iv (O_SYNC) |
|
|
1073 | const_iv (O_PATH) |
|
|
1074 | const_iv (O_TMPFILE) |
831 | const_iv (O_TTY_INIT) |
1075 | const_iv (O_TTY_INIT) |
832 | |
1076 | |
833 | const_iv (S_IFIFO) |
1077 | const_iv (S_IFIFO) |
834 | const_iv (S_IFCHR) |
1078 | const_iv (S_IFCHR) |
835 | const_iv (S_IFBLK) |
1079 | const_iv (S_IFBLK) |
… | |
… | |
837 | const_iv (S_IFREG) |
1081 | const_iv (S_IFREG) |
838 | const_iv (S_IFDIR) |
1082 | const_iv (S_IFDIR) |
839 | const_iv (S_IFWHT) |
1083 | const_iv (S_IFWHT) |
840 | const_iv (S_IFSOCK) |
1084 | const_iv (S_IFSOCK) |
841 | const_iv (S_IFMT) |
1085 | const_iv (S_IFMT) |
842 | |
|
|
843 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
844 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
845 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
846 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
847 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
848 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
849 | |
|
|
850 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
851 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
852 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
853 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
854 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
855 | |
1086 | |
856 | const_iv (ST_RDONLY) |
1087 | const_iv (ST_RDONLY) |
857 | const_iv (ST_NOSUID) |
1088 | const_iv (ST_NOSUID) |
858 | const_iv (ST_NODEV) |
1089 | const_iv (ST_NODEV) |
859 | const_iv (ST_NOEXEC) |
1090 | const_iv (ST_NOEXEC) |
… | |
… | |
869 | const_iv (PROT_NONE) |
1100 | const_iv (PROT_NONE) |
870 | const_iv (PROT_EXEC) |
1101 | const_iv (PROT_EXEC) |
871 | const_iv (PROT_READ) |
1102 | const_iv (PROT_READ) |
872 | const_iv (PROT_WRITE) |
1103 | const_iv (PROT_WRITE) |
873 | |
1104 | |
874 | /*const_iv (MAP_FIXED)*/ |
|
|
875 | const_iv (MAP_PRIVATE) |
1105 | const_iv (MAP_PRIVATE) |
876 | const_iv (MAP_SHARED) |
1106 | const_iv (MAP_SHARED) |
|
|
1107 | const_iv (MAP_FIXED) |
877 | const_iv (MAP_ANONYMOUS) |
1108 | const_iv (MAP_ANONYMOUS) |
878 | |
1109 | |
879 | /* linuxish */ |
1110 | /* linuxish */ |
880 | const_iv (MAP_HUGETLB) |
|
|
881 | const_iv (MAP_LOCKED) |
1111 | const_iv (MAP_LOCKED) |
882 | const_iv (MAP_NORESERVE) |
1112 | const_iv (MAP_NORESERVE) |
883 | const_iv (MAP_POPULATE) |
1113 | const_iv (MAP_POPULATE) |
884 | const_iv (MAP_NONBLOCK) |
1114 | const_iv (MAP_NONBLOCK) |
|
|
1115 | const_iv (MAP_GROWSDOWN) |
|
|
1116 | const_iv (MAP_32BIT) |
|
|
1117 | const_iv (MAP_HUGETLB) |
|
|
1118 | const_iv (MAP_STACK) |
|
|
1119 | |
|
|
1120 | const_iv (MREMAP_MAYMOVE) |
|
|
1121 | const_iv (MREMAP_FIXED) |
|
|
1122 | |
|
|
1123 | const_iv (F_DUPFD_CLOEXEC) |
|
|
1124 | |
|
|
1125 | const_iv (F_OFD_GETLK) |
|
|
1126 | const_iv (F_OFD_SETLK) |
|
|
1127 | const_iv (F_OFD_GETLKW) |
|
|
1128 | |
|
|
1129 | const_iv (FIFREEZE) |
|
|
1130 | const_iv (FITHAW) |
|
|
1131 | const_iv (FITRIM) |
|
|
1132 | const_iv (FICLONE) |
|
|
1133 | const_iv (FICLONERANGE) |
|
|
1134 | const_iv (FIDEDUPERANGE) |
|
|
1135 | |
|
|
1136 | const_iv (FS_IOC_GETFLAGS) |
|
|
1137 | const_iv (FS_IOC_SETFLAGS) |
|
|
1138 | const_iv (FS_IOC_GETVERSION) |
|
|
1139 | const_iv (FS_IOC_SETVERSION) |
|
|
1140 | const_iv (FS_IOC_FIEMAP) |
|
|
1141 | const_iv (FS_IOC_FSGETXATTR) |
|
|
1142 | const_iv (FS_IOC_FSSETXATTR) |
|
|
1143 | const_iv (FS_IOC_SET_ENCRYPTION_POLICY) |
|
|
1144 | const_iv (FS_IOC_GET_ENCRYPTION_PWSALT) |
|
|
1145 | const_iv (FS_IOC_GET_ENCRYPTION_POLICY) |
|
|
1146 | |
|
|
1147 | const_iv (FS_KEY_DESCRIPTOR_SIZE) |
|
|
1148 | |
|
|
1149 | const_iv (FS_SECRM_FL) |
|
|
1150 | const_iv (FS_UNRM_FL) |
|
|
1151 | const_iv (FS_COMPR_FL) |
|
|
1152 | const_iv (FS_SYNC_FL) |
|
|
1153 | const_iv (FS_IMMUTABLE_FL) |
|
|
1154 | const_iv (FS_APPEND_FL) |
|
|
1155 | const_iv (FS_NODUMP_FL) |
|
|
1156 | const_iv (FS_NOATIME_FL) |
|
|
1157 | const_iv (FS_DIRTY_FL) |
|
|
1158 | const_iv (FS_COMPRBLK_FL) |
|
|
1159 | const_iv (FS_NOCOMP_FL) |
|
|
1160 | const_iv (FS_ENCRYPT_FL) |
|
|
1161 | const_iv (FS_BTREE_FL) |
|
|
1162 | const_iv (FS_INDEX_FL) |
|
|
1163 | const_iv (FS_JOURNAL_DATA_FL) |
|
|
1164 | const_iv (FS_NOTAIL_FL) |
|
|
1165 | const_iv (FS_DIRSYNC_FL) |
|
|
1166 | const_iv (FS_TOPDIR_FL) |
|
|
1167 | const_iv (FS_FL_USER_MODIFIABLE) |
|
|
1168 | |
|
|
1169 | const_iv (FS_XFLAG_REALTIME) |
|
|
1170 | const_iv (FS_XFLAG_PREALLOC) |
|
|
1171 | const_iv (FS_XFLAG_IMMUTABLE) |
|
|
1172 | const_iv (FS_XFLAG_APPEND) |
|
|
1173 | const_iv (FS_XFLAG_SYNC) |
|
|
1174 | const_iv (FS_XFLAG_NOATIME) |
|
|
1175 | const_iv (FS_XFLAG_NODUMP) |
|
|
1176 | const_iv (FS_XFLAG_RTINHERIT) |
|
|
1177 | const_iv (FS_XFLAG_PROJINHERIT) |
|
|
1178 | const_iv (FS_XFLAG_NOSYMLINKS) |
|
|
1179 | const_iv (FS_XFLAG_EXTSIZE) |
|
|
1180 | const_iv (FS_XFLAG_EXTSZINHERIT) |
|
|
1181 | const_iv (FS_XFLAG_NODEFRAG) |
|
|
1182 | const_iv (FS_XFLAG_FILESTREAM) |
|
|
1183 | const_iv (FS_XFLAG_DAX) |
|
|
1184 | const_iv (FS_XFLAG_HASATTR) |
|
|
1185 | |
|
|
1186 | const_iv (FIEMAP_FLAG_SYNC) |
|
|
1187 | const_iv (FIEMAP_FLAG_XATTR) |
|
|
1188 | const_iv (FIEMAP_FLAGS_COMPAT) |
|
|
1189 | const_iv (FIEMAP_EXTENT_LAST) |
|
|
1190 | const_iv (FIEMAP_EXTENT_UNKNOWN) |
|
|
1191 | const_iv (FIEMAP_EXTENT_DELALLOC) |
|
|
1192 | const_iv (FIEMAP_EXTENT_ENCODED) |
|
|
1193 | const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED) |
|
|
1194 | const_iv (FIEMAP_EXTENT_NOT_ALIGNED) |
|
|
1195 | const_iv (FIEMAP_EXTENT_DATA_INLINE) |
|
|
1196 | const_iv (FIEMAP_EXTENT_DATA_TAIL) |
|
|
1197 | const_iv (FIEMAP_EXTENT_UNWRITTEN) |
|
|
1198 | const_iv (FIEMAP_EXTENT_MERGED) |
|
|
1199 | const_iv (FIEMAP_EXTENT_SHARED) |
|
|
1200 | |
|
|
1201 | const_iv (SPLICE_F_MOVE) |
|
|
1202 | const_iv (SPLICE_F_NONBLOCK) |
|
|
1203 | const_iv (SPLICE_F_MORE) |
|
|
1204 | const_iv (SPLICE_F_GIFT) |
|
|
1205 | |
|
|
1206 | const_iv (EFD_CLOEXEC) |
|
|
1207 | const_iv (EFD_NONBLOCK) |
|
|
1208 | const_iv (EFD_SEMAPHORE) |
|
|
1209 | |
|
|
1210 | const_iv (CLOCK_REALTIME) |
|
|
1211 | const_iv (CLOCK_MONOTONIC) |
|
|
1212 | const_iv (CLOCK_BOOTTIME) |
|
|
1213 | const_iv (CLOCK_REALTIME_ALARM) |
|
|
1214 | const_iv (CLOCK_BOOTTIME_ALARM) |
|
|
1215 | |
|
|
1216 | const_iv (TFD_NONBLOCK) |
|
|
1217 | const_iv (TFD_CLOEXEC) |
|
|
1218 | |
|
|
1219 | const_iv (TFD_TIMER_ABSTIME) |
|
|
1220 | const_iv (TFD_TIMER_CANCEL_ON_SET) |
|
|
1221 | |
|
|
1222 | /* these are libeio constants, and are independent of gendef0 */ |
|
|
1223 | const_eio (SEEK_SET) |
|
|
1224 | const_eio (SEEK_CUR) |
|
|
1225 | const_eio (SEEK_END) |
885 | |
1226 | |
886 | const_eio (MCL_FUTURE) |
1227 | const_eio (MCL_FUTURE) |
887 | const_eio (MCL_CURRENT) |
1228 | const_eio (MCL_CURRENT) |
888 | |
1229 | |
889 | const_eio (MS_ASYNC) |
1230 | const_eio (MS_ASYNC) |
… | |
… | |
893 | const_eio (MT_MODIFY) |
1234 | const_eio (MT_MODIFY) |
894 | |
1235 | |
895 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
1236 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
896 | const_eio (SYNC_FILE_RANGE_WRITE) |
1237 | const_eio (SYNC_FILE_RANGE_WRITE) |
897 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
1238 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
|
|
1239 | |
|
|
1240 | const_eio (FALLOC_FL_KEEP_SIZE) |
|
|
1241 | const_eio (FALLOC_FL_PUNCH_HOLE) |
|
|
1242 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
|
|
1243 | const_eio (FALLOC_FL_ZERO_RANGE) |
|
|
1244 | const_eio (FALLOC_FL_INSERT_RANGE) |
|
|
1245 | const_eio (FALLOC_FL_UNSHARE_RANGE) |
|
|
1246 | |
|
|
1247 | const_eio (RENAME_NOREPLACE) |
|
|
1248 | const_eio (RENAME_EXCHANGE) |
|
|
1249 | const_eio (RENAME_WHITEOUT) |
898 | |
1250 | |
899 | const_eio (READDIR_DENTS) |
1251 | const_eio (READDIR_DENTS) |
900 | const_eio (READDIR_DIRS_FIRST) |
1252 | const_eio (READDIR_DIRS_FIRST) |
901 | const_eio (READDIR_STAT_ORDER) |
1253 | const_eio (READDIR_STAT_ORDER) |
902 | const_eio (READDIR_FOUND_UNKNOWN) |
1254 | const_eio (READDIR_FOUND_UNKNOWN) |
… | |
… | |
913 | }; |
1265 | }; |
914 | |
1266 | |
915 | aio_stash = gv_stashpv ("IO::AIO" , 1); |
1267 | aio_stash = gv_stashpv ("IO::AIO" , 1); |
916 | aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); |
1268 | aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); |
917 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
1269 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
|
|
1270 | aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1); |
918 | |
1271 | |
919 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
1272 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) |
920 | newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); |
1273 | newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); |
921 | |
1274 | |
922 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
1275 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
923 | |
1276 | |
924 | create_respipe (); |
1277 | reinit (); |
925 | |
|
|
926 | if (eio_init (want_poll, done_poll) < 0) |
|
|
927 | croak ("IO::AIO: unable to initialise eio library"); |
|
|
928 | |
|
|
929 | /* atfork child called in fifo order, so before eio's handler */ |
|
|
930 | X_THREAD_ATFORK (0, 0, atfork_child); |
|
|
931 | } |
1278 | } |
|
|
1279 | |
|
|
1280 | void |
|
|
1281 | reinit () |
|
|
1282 | PROTOTYPE: |
932 | |
1283 | |
933 | void |
1284 | void |
934 | max_poll_reqs (unsigned int nreqs) |
1285 | max_poll_reqs (unsigned int nreqs) |
935 | PROTOTYPE: $ |
1286 | PROTOTYPE: $ |
936 | CODE: |
1287 | CODE: |
… | |
… | |
971 | PROTOTYPE: $ |
1322 | PROTOTYPE: $ |
972 | CODE: |
1323 | CODE: |
973 | max_outstanding = maxreqs; |
1324 | max_outstanding = maxreqs; |
974 | |
1325 | |
975 | void |
1326 | void |
976 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
1327 | aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef) |
977 | PPCODE: |
1328 | PPCODE: |
978 | { |
1329 | { |
979 | dREQ; |
1330 | dREQ; |
980 | |
1331 | |
|
|
1332 | req->type = EIO_WD_OPEN; |
|
|
1333 | req_set_path1 (req, pathname); |
|
|
1334 | |
|
|
1335 | REQ_SEND; |
|
|
1336 | } |
|
|
1337 | |
|
|
1338 | void |
|
|
1339 | aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef) |
|
|
1340 | PPCODE: |
|
|
1341 | { |
|
|
1342 | dREQ; |
|
|
1343 | |
981 | req->type = EIO_OPEN; |
1344 | req->type = EIO_OPEN; |
982 | req->sv1 = newSVsv (pathname); |
1345 | req_set_path1 (req, pathname); |
983 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
984 | req->int1 = flags; |
1346 | req->int1 = flags; |
985 | req->int2 = mode; |
1347 | req->int2 = mode; |
986 | |
1348 | |
987 | REQ_SEND; |
1349 | REQ_SEND; |
988 | } |
1350 | } |
989 | |
1351 | |
990 | void |
1352 | void |
991 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
1353 | aio_fsync (SV *fh, SV *callback = &PL_sv_undef) |
992 | ALIAS: |
1354 | ALIAS: |
993 | aio_fsync = EIO_FSYNC |
1355 | aio_fsync = EIO_FSYNC |
994 | aio_fdatasync = EIO_FDATASYNC |
1356 | aio_fdatasync = EIO_FDATASYNC |
|
|
1357 | aio_syncfs = EIO_SYNCFS |
995 | PPCODE: |
1358 | PPCODE: |
996 | { |
1359 | { |
997 | int fd = s_fileno_croak (fh, 0); |
1360 | int fd = s_fileno_croak (fh, 0); |
998 | dREQ; |
1361 | dREQ; |
999 | |
1362 | |
1000 | req->type = ix; |
1363 | req->type = ix; |
1001 | req->sv1 = newSVsv (fh); |
1364 | req->sv1 = newSVsv (fh); |
1002 | req->int1 = fd; |
1365 | req->int1 = fd; |
1003 | |
1366 | |
1004 | REQ_SEND (req); |
1367 | REQ_SEND; |
1005 | } |
1368 | } |
1006 | |
1369 | |
1007 | void |
1370 | void |
1008 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
1371 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef) |
1009 | PPCODE: |
1372 | PPCODE: |
1010 | { |
1373 | { |
1011 | int fd = s_fileno_croak (fh, 0); |
1374 | int fd = s_fileno_croak (fh, 0); |
1012 | dREQ; |
1375 | dREQ; |
1013 | |
1376 | |
1014 | req->type = EIO_SYNC_FILE_RANGE; |
1377 | req->type = EIO_SYNC_FILE_RANGE; |
1015 | req->sv1 = newSVsv (fh); |
1378 | req->sv1 = newSVsv (fh); |
1016 | req->int1 = fd; |
1379 | req->int1 = fd; |
1017 | req->offs = offset; |
1380 | req->offs = offset; |
1018 | req->size = nbytes; |
1381 | req->size = nbytes; |
1019 | req->int2 = flags; |
1382 | req->int2 = flags; |
1020 | |
1383 | |
1021 | REQ_SEND (req); |
1384 | REQ_SEND; |
1022 | } |
1385 | } |
1023 | |
1386 | |
1024 | void |
1387 | void |
1025 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
1388 | aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef) |
1026 | PPCODE: |
1389 | PPCODE: |
1027 | { |
1390 | { |
1028 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
|
|
1029 | int fd = s_fileno_croak (fh, 0); |
1391 | int fd = s_fileno_croak (fh, 0); |
1030 | dREQ; |
1392 | dREQ; |
1031 | |
1393 | |
1032 | if (close_pipe < 0) |
1394 | req->type = EIO_FALLOCATE; |
|
|
1395 | req->sv1 = newSVsv (fh); |
|
|
1396 | req->int1 = fd; |
|
|
1397 | req->int2 = mode; |
|
|
1398 | req->offs = offset; |
|
|
1399 | req->size = len; |
|
|
1400 | |
|
|
1401 | REQ_SEND; |
|
|
1402 | } |
|
|
1403 | |
|
|
1404 | void |
|
|
1405 | aio_close (SV *fh, SV *callback = &PL_sv_undef) |
|
|
1406 | PPCODE: |
|
|
1407 | { |
|
|
1408 | static int close_fd = -1; /* dummy fd to close fds via dup2 */ |
|
|
1409 | int fd = s_fileno_croak (fh, 0); |
|
|
1410 | dREQ; |
|
|
1411 | |
|
|
1412 | if (expect_false (close_fd < 0)) |
1033 | { |
1413 | { |
1034 | int pipefd [2]; |
1414 | int pipefd [2]; |
1035 | |
1415 | |
|
|
1416 | if ( |
|
|
1417 | #ifdef _WIN32 |
|
|
1418 | _pipe (pipefd, 1, _O_BINARY) < 0 |
|
|
1419 | #else |
1036 | if (pipe (pipefd) < 0 |
1420 | pipe (pipefd) < 0 |
1037 | || close (pipefd [1]) < 0 |
|
|
1038 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0) |
1421 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0 |
|
|
1422 | #endif |
|
|
1423 | || close (pipefd [1]) < 0 |
|
|
1424 | ) |
1039 | abort (); /*D*/ |
1425 | abort (); /*D*/ |
1040 | |
1426 | |
1041 | close_pipe = pipefd [0]; |
1427 | close_fd = pipefd [0]; |
1042 | } |
1428 | } |
1043 | |
1429 | |
1044 | req->type = EIO_DUP2; |
1430 | req->type = EIO_DUP2; |
1045 | req->int1 = close_pipe; |
1431 | req->int1 = close_fd; |
1046 | req->sv2 = newSVsv (fh); |
1432 | req->sv2 = newSVsv (fh); |
1047 | req->int2 = fd; |
1433 | req->int2 = fd; |
1048 | |
1434 | |
1049 | REQ_SEND (req); |
1435 | REQ_SEND; |
1050 | } |
1436 | } |
1051 | |
1437 | |
1052 | void |
1438 | void |
|
|
1439 | aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef) |
|
|
1440 | PPCODE: |
|
|
1441 | { |
|
|
1442 | int fd = s_fileno_croak (fh, 0); |
|
|
1443 | dREQ; |
|
|
1444 | |
|
|
1445 | req->type = EIO_SEEK; |
|
|
1446 | req->sv1 = newSVsv (fh); |
|
|
1447 | req->int1 = fd; |
|
|
1448 | req->offs = SvVAL64 (offset); |
|
|
1449 | req->int2 = whence; |
|
|
1450 | |
|
|
1451 | REQ_SEND; |
|
|
1452 | } |
|
|
1453 | |
|
|
1454 | void |
1053 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
1455 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef) |
1054 | ALIAS: |
1456 | ALIAS: |
1055 | aio_read = EIO_READ |
1457 | aio_read = EIO_READ |
1056 | aio_write = EIO_WRITE |
1458 | aio_write = EIO_WRITE |
1057 | PPCODE: |
1459 | PPCODE: |
1058 | { |
1460 | { |
… | |
… | |
1074 | len = svlen - dataoffset; |
1476 | len = svlen - dataoffset; |
1075 | } |
1477 | } |
1076 | else |
1478 | else |
1077 | { |
1479 | { |
1078 | /* read: check type and grow scalar as necessary */ |
1480 | /* read: check type and grow scalar as necessary */ |
1079 | SvUPGRADE (data, SVt_PV); |
1481 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
1080 | svptr = SvGROW (data, len + dataoffset + 1); |
1482 | svptr = sv_grow (data, len + dataoffset + 1); |
|
|
1483 | else if (SvCUR (data) < len + dataoffset) |
|
|
1484 | croak ("length + dataoffset outside of scalar, and cannot grow"); |
1081 | } |
1485 | } |
1082 | |
1486 | |
1083 | { |
1487 | { |
1084 | dREQ; |
1488 | dREQ; |
1085 | |
1489 | |
… | |
… | |
1101 | REQ_SEND; |
1505 | REQ_SEND; |
1102 | } |
1506 | } |
1103 | } |
1507 | } |
1104 | |
1508 | |
1105 | void |
1509 | void |
|
|
1510 | aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef) |
|
|
1511 | ALIAS: |
|
|
1512 | aio_ioctl = EIO_IOCTL |
|
|
1513 | aio_fcntl = EIO_FCNTL |
|
|
1514 | PPCODE: |
|
|
1515 | { |
|
|
1516 | int fd = s_fileno_croak (fh, 0); |
|
|
1517 | char *svptr; |
|
|
1518 | |
|
|
1519 | if (SvPOK (arg) || !SvNIOK (arg)) |
|
|
1520 | { |
|
|
1521 | STRLEN svlen; |
|
|
1522 | /* perl uses IOCPARM_LEN for fcntl, so we do, too */ |
|
|
1523 | #ifdef IOCPARM_LEN |
|
|
1524 | STRLEN need = IOCPARM_LEN (request); |
|
|
1525 | #else |
|
|
1526 | STRLEN need = 256; |
|
|
1527 | #endif |
|
|
1528 | |
|
|
1529 | if (svlen < need) |
|
|
1530 | svptr = SvGROW (arg, need); |
|
|
1531 | } |
|
|
1532 | else |
|
|
1533 | svptr = (char *)SvIV (arg); |
|
|
1534 | |
|
|
1535 | { |
|
|
1536 | dREQ; |
|
|
1537 | |
|
|
1538 | req->type = ix; |
|
|
1539 | req->sv1 = newSVsv (fh); |
|
|
1540 | req->int1 = fd; |
|
|
1541 | req->int2 = (long)request; |
|
|
1542 | req->sv2 = SvREFCNT_inc (arg); |
|
|
1543 | req->ptr2 = svptr; |
|
|
1544 | |
|
|
1545 | REQ_SEND; |
|
|
1546 | } |
|
|
1547 | } |
|
|
1548 | |
|
|
1549 | void |
1106 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
1550 | aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
1107 | ALIAS: |
1551 | ALIAS: |
1108 | aio_readlink = EIO_READLINK |
1552 | aio_readlink = EIO_READLINK |
1109 | aio_realpath = EIO_REALPATH |
1553 | aio_realpath = EIO_REALPATH |
1110 | PPCODE: |
1554 | PPCODE: |
1111 | { |
1555 | { |
1112 | SV *data; |
|
|
1113 | dREQ; |
1556 | dREQ; |
1114 | |
1557 | |
1115 | req->type = ix; |
1558 | req->type = ix; |
1116 | req->sv1 = newSVsv (path); |
1559 | req_set_path1 (req, pathname); |
1117 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1118 | |
1560 | |
1119 | REQ_SEND; |
1561 | REQ_SEND; |
1120 | } |
1562 | } |
1121 | |
1563 | |
1122 | void |
1564 | void |
1123 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
1565 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef) |
1124 | PPCODE: |
1566 | PPCODE: |
1125 | { |
1567 | { |
1126 | int ifd = s_fileno_croak (in_fh , 0); |
1568 | int ifd = s_fileno_croak (in_fh , 0); |
1127 | int ofd = s_fileno_croak (out_fh, 1); |
1569 | int ofd = s_fileno_croak (out_fh, 1); |
1128 | dREQ; |
1570 | dREQ; |
1129 | |
1571 | |
1130 | req->type = EIO_SENDFILE; |
1572 | req->type = EIO_SENDFILE; |
1131 | req->sv1 = newSVsv (out_fh); |
1573 | req->sv1 = newSVsv (out_fh); |
1132 | req->int1 = ofd; |
1574 | req->int1 = ofd; |
… | |
… | |
1137 | |
1579 | |
1138 | REQ_SEND; |
1580 | REQ_SEND; |
1139 | } |
1581 | } |
1140 | |
1582 | |
1141 | void |
1583 | void |
1142 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
1584 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef) |
1143 | PPCODE: |
1585 | PPCODE: |
1144 | { |
1586 | { |
1145 | int fd = s_fileno_croak (fh, 0); |
1587 | int fd = s_fileno_croak (fh, 0); |
1146 | dREQ; |
1588 | dREQ; |
1147 | |
1589 | |
1148 | req->type = EIO_READAHEAD; |
1590 | req->type = EIO_READAHEAD; |
1149 | req->sv1 = newSVsv (fh); |
1591 | req->sv1 = newSVsv (fh); |
1150 | req->int1 = fd; |
1592 | req->int1 = fd; |
… | |
… | |
1153 | |
1595 | |
1154 | REQ_SEND; |
1596 | REQ_SEND; |
1155 | } |
1597 | } |
1156 | |
1598 | |
1157 | void |
1599 | void |
1158 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
1600 | aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef) |
1159 | ALIAS: |
1601 | ALIAS: |
1160 | aio_stat = EIO_STAT |
1602 | aio_stat = EIO_STAT |
1161 | aio_lstat = EIO_LSTAT |
1603 | aio_lstat = EIO_LSTAT |
1162 | aio_statvfs = EIO_STATVFS |
1604 | aio_statvfs = EIO_STATVFS |
1163 | PPCODE: |
1605 | PPCODE: |
1164 | { |
1606 | { |
1165 | dREQ; |
1607 | dREQ; |
1166 | |
1608 | |
1167 | req->sv1 = newSVsv (fh_or_path); |
1609 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
1168 | |
|
|
1169 | if (SvPOK (req->sv1)) |
|
|
1170 | { |
|
|
1171 | req->type = ix; |
|
|
1172 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1173 | } |
|
|
1174 | else |
|
|
1175 | { |
|
|
1176 | req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT; |
|
|
1177 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
1178 | } |
|
|
1179 | |
1610 | |
1180 | REQ_SEND; |
1611 | REQ_SEND; |
1181 | } |
1612 | } |
1182 | |
1613 | |
1183 | UV |
1614 | UV |
1184 | major (UV dev) |
1615 | major (UV dev) |
1185 | ALIAS: |
1616 | ALIAS: |
1186 | minor = 1 |
1617 | minor = 1 |
1187 | CODE: |
1618 | CODE: |
1188 | RETVAL = ix ? major (dev) : minor (dev); |
1619 | RETVAL = ix ? minor (dev) : major (dev); |
1189 | OUTPUT: |
1620 | OUTPUT: |
1190 | RETVAL |
1621 | RETVAL |
1191 | |
1622 | |
1192 | UV |
1623 | UV |
1193 | makedev (UV maj, UV min) |
1624 | makedev (UV maj, UV min) |
… | |
… | |
1195 | RETVAL = makedev (maj, min); |
1626 | RETVAL = makedev (maj, min); |
1196 | OUTPUT: |
1627 | OUTPUT: |
1197 | RETVAL |
1628 | RETVAL |
1198 | |
1629 | |
1199 | void |
1630 | void |
1200 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
1631 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef) |
1201 | PPCODE: |
1632 | PPCODE: |
1202 | { |
1633 | { |
1203 | dREQ; |
1634 | dREQ; |
1204 | |
1635 | |
1205 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
1636 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
1206 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
1637 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
1207 | req->sv1 = newSVsv (fh_or_path); |
1638 | req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path); |
1208 | |
|
|
1209 | if (SvPOK (req->sv1)) |
|
|
1210 | { |
|
|
1211 | req->type = EIO_UTIME; |
|
|
1212 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1213 | } |
|
|
1214 | else |
|
|
1215 | { |
|
|
1216 | req->type = EIO_FUTIME; |
|
|
1217 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
1218 | } |
|
|
1219 | |
1639 | |
1220 | REQ_SEND; |
1640 | REQ_SEND; |
1221 | } |
1641 | } |
1222 | |
1642 | |
1223 | void |
1643 | void |
1224 | aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) |
1644 | aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef) |
1225 | PPCODE: |
1645 | PPCODE: |
1226 | { |
1646 | { |
1227 | dREQ; |
1647 | dREQ; |
1228 | |
1648 | |
1229 | req->sv1 = newSVsv (fh_or_path); |
|
|
1230 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
1649 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
1231 | |
1650 | req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path); |
1232 | if (SvPOK (req->sv1)) |
|
|
1233 | { |
|
|
1234 | req->type = EIO_TRUNCATE; |
|
|
1235 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1236 | } |
|
|
1237 | else |
|
|
1238 | { |
|
|
1239 | req->type = EIO_FTRUNCATE; |
|
|
1240 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
1241 | } |
|
|
1242 | |
1651 | |
1243 | REQ_SEND; |
1652 | REQ_SEND; |
1244 | } |
1653 | } |
1245 | |
1654 | |
1246 | void |
1655 | void |
1247 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) |
1656 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef) |
1248 | ALIAS: |
|
|
1249 | aio_chmod = EIO_CHMOD |
|
|
1250 | aio_mkdir = EIO_MKDIR |
|
|
1251 | PPCODE: |
1657 | PPCODE: |
1252 | { |
1658 | { |
1253 | dREQ; |
1659 | dREQ; |
1254 | |
1660 | |
1255 | req->int2 = mode; |
1661 | req->int2 = mode; |
1256 | req->sv1 = newSVsv (fh_or_path); |
1662 | req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path); |
1257 | |
|
|
1258 | if (SvPOK (req->sv1)) |
|
|
1259 | { |
|
|
1260 | req->type = ix; |
|
|
1261 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1262 | } |
|
|
1263 | else |
|
|
1264 | { |
|
|
1265 | req->type = EIO_FCHMOD; |
|
|
1266 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
1267 | } |
|
|
1268 | |
1663 | |
1269 | REQ_SEND; |
1664 | REQ_SEND; |
1270 | } |
1665 | } |
1271 | |
1666 | |
1272 | void |
1667 | void |
1273 | aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) |
1668 | aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef) |
1274 | PPCODE: |
1669 | PPCODE: |
1275 | { |
1670 | { |
1276 | dREQ; |
1671 | dREQ; |
1277 | |
1672 | |
1278 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
1673 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
1279 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
1674 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
1280 | req->sv1 = newSVsv (fh_or_path); |
1675 | req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path); |
1281 | |
|
|
1282 | if (SvPOK (req->sv1)) |
|
|
1283 | { |
|
|
1284 | req->type = EIO_CHOWN; |
|
|
1285 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1286 | } |
|
|
1287 | else |
|
|
1288 | { |
|
|
1289 | req->type = EIO_FCHOWN; |
|
|
1290 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
1291 | } |
|
|
1292 | |
1676 | |
1293 | REQ_SEND; |
1677 | REQ_SEND; |
1294 | } |
1678 | } |
1295 | |
1679 | |
1296 | void |
1680 | void |
1297 | aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) |
1681 | aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef) |
1298 | PPCODE: |
1682 | PPCODE: |
1299 | { |
1683 | { |
1300 | dREQ; |
1684 | dREQ; |
1301 | |
1685 | |
1302 | req->type = EIO_READDIR; |
1686 | req->type = EIO_READDIR; |
1303 | req->sv1 = newSVsv (pathname); |
|
|
1304 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1305 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
1687 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
1306 | |
1688 | |
1307 | if (flags & EIO_READDIR_DENTS) |
1689 | if (flags & EIO_READDIR_DENTS) |
1308 | req->int1 |= EIO_READDIR_CUSTOM2; |
1690 | req->int1 |= EIO_READDIR_CUSTOM2; |
1309 | |
1691 | |
|
|
1692 | req_set_path1 (req, pathname); |
|
|
1693 | |
1310 | REQ_SEND; |
1694 | REQ_SEND; |
1311 | } |
1695 | } |
1312 | |
1696 | |
1313 | void |
1697 | void |
|
|
1698 | aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef) |
|
|
1699 | PPCODE: |
|
|
1700 | { |
|
|
1701 | dREQ; |
|
|
1702 | |
|
|
1703 | req->type = EIO_MKDIR; |
|
|
1704 | req->int2 = mode; |
|
|
1705 | req_set_path1 (req, pathname); |
|
|
1706 | |
|
|
1707 | REQ_SEND; |
|
|
1708 | } |
|
|
1709 | |
|
|
1710 | void |
1314 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
1711 | aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
1315 | ALIAS: |
1712 | ALIAS: |
1316 | aio_unlink = EIO_UNLINK |
1713 | aio_unlink = EIO_UNLINK |
1317 | aio_rmdir = EIO_RMDIR |
1714 | aio_rmdir = EIO_RMDIR |
1318 | aio_readdir = EIO_READDIR |
1715 | aio_readdir = EIO_READDIR |
1319 | PPCODE: |
1716 | PPCODE: |
1320 | { |
1717 | { |
1321 | dREQ; |
1718 | dREQ; |
1322 | |
1719 | |
1323 | req->type = ix; |
1720 | req->type = ix; |
1324 | req->sv1 = newSVsv (pathname); |
1721 | req_set_path1 (req, pathname); |
1325 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1326 | |
1722 | |
1327 | REQ_SEND; |
1723 | REQ_SEND; |
1328 | } |
1724 | } |
1329 | |
1725 | |
1330 | void |
1726 | void |
1331 | aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) |
1727 | aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef) |
1332 | ALIAS: |
1728 | ALIAS: |
1333 | aio_link = EIO_LINK |
1729 | aio_link = EIO_LINK |
1334 | aio_symlink = EIO_SYMLINK |
1730 | aio_symlink = EIO_SYMLINK |
1335 | aio_rename = EIO_RENAME |
1731 | aio_rename = EIO_RENAME |
1336 | PPCODE: |
1732 | PPCODE: |
1337 | { |
1733 | { |
|
|
1734 | eio_wd wd2 = 0; |
1338 | dREQ; |
1735 | dREQ; |
1339 | |
1736 | |
1340 | req->type = ix; |
1737 | req->type = ix; |
1341 | req->sv1 = newSVsv (oldpath); |
1738 | req_set_path1 (req, oldpath); |
1342 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1739 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
1343 | req->sv2 = newSVsv (newpath); |
1740 | req->int3 = (long)wd2; |
1344 | req->ptr2 = SvPVbyte_nolen (req->sv2); |
|
|
1345 | |
1741 | |
1346 | REQ_SEND; |
1742 | REQ_SEND; |
1347 | } |
1743 | } |
1348 | |
1744 | |
1349 | void |
1745 | void |
|
|
1746 | aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef) |
|
|
1747 | PPCODE: |
|
|
1748 | { |
|
|
1749 | eio_wd wd2 = 0; |
|
|
1750 | dREQ; |
|
|
1751 | |
|
|
1752 | req->type = EIO_RENAME; |
|
|
1753 | req_set_path1 (req, oldpath); |
|
|
1754 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
|
|
1755 | req->int2 = flags; |
|
|
1756 | req->int3 = (long)wd2; |
|
|
1757 | |
|
|
1758 | REQ_SEND; |
|
|
1759 | } |
|
|
1760 | |
|
|
1761 | void |
1350 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) |
1762 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef) |
1351 | PPCODE: |
1763 | PPCODE: |
1352 | { |
1764 | { |
1353 | dREQ; |
1765 | dREQ; |
1354 | |
1766 | |
1355 | req->type = EIO_MKNOD; |
1767 | req->type = EIO_MKNOD; |
1356 | req->sv1 = newSVsv (pathname); |
|
|
1357 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1358 | req->int2 = (mode_t)mode; |
1768 | req->int2 = (mode_t)mode; |
1359 | req->offs = dev; |
1769 | req->offs = dev; |
|
|
1770 | req_set_path1 (req, pathname); |
1360 | |
1771 | |
1361 | REQ_SEND; |
1772 | REQ_SEND; |
1362 | } |
1773 | } |
1363 | |
1774 | |
1364 | void |
1775 | void |
1365 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
1776 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef) |
1366 | ALIAS: |
1777 | ALIAS: |
1367 | aio_mtouch = EIO_MTOUCH |
1778 | aio_mtouch = EIO_MTOUCH |
1368 | aio_msync = EIO_MSYNC |
1779 | aio_msync = EIO_MSYNC |
1369 | PPCODE: |
1780 | PPCODE: |
1370 | { |
1781 | { |
1371 | STRLEN svlen; |
1782 | STRLEN svlen; |
1372 | char *svptr = SvPVbyte (data, svlen); |
1783 | char *svptr = SvPVbyte (data, svlen); |
1373 | UV len = SvUV (length); |
1784 | UV len = SvUV (length); |
|
|
1785 | |
|
|
1786 | if (flags < 0) |
|
|
1787 | flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0; |
1374 | |
1788 | |
1375 | if (offset < 0) |
1789 | if (offset < 0) |
1376 | offset += svlen; |
1790 | offset += svlen; |
1377 | |
1791 | |
1378 | if (offset < 0 || offset > svlen) |
1792 | if (offset < 0 || offset > svlen) |
… | |
… | |
1393 | REQ_SEND; |
1807 | REQ_SEND; |
1394 | } |
1808 | } |
1395 | } |
1809 | } |
1396 | |
1810 | |
1397 | void |
1811 | void |
1398 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) |
1812 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef) |
1399 | PPCODE: |
1813 | PPCODE: |
1400 | { |
1814 | { |
1401 | STRLEN svlen; |
1815 | STRLEN svlen; |
1402 | char *svptr = SvPVbyte (data, svlen); |
1816 | char *svptr = SvPVbyte (data, svlen); |
1403 | UV len = SvUV (length); |
1817 | UV len = SvUV (length); |
… | |
… | |
1422 | REQ_SEND; |
1836 | REQ_SEND; |
1423 | } |
1837 | } |
1424 | } |
1838 | } |
1425 | |
1839 | |
1426 | void |
1840 | void |
1427 | aio_mlockall (IV flags, SV *callback=&PL_sv_undef) |
1841 | aio_mlockall (IV flags, SV *callback = &PL_sv_undef) |
1428 | PPCODE: |
1842 | PPCODE: |
1429 | { |
1843 | { |
1430 | dREQ; |
1844 | dREQ; |
1431 | |
1845 | |
1432 | req->type = EIO_MLOCKALL; |
1846 | req->type = EIO_MLOCKALL; |
… | |
… | |
1434 | |
1848 | |
1435 | REQ_SEND; |
1849 | REQ_SEND; |
1436 | } |
1850 | } |
1437 | |
1851 | |
1438 | void |
1852 | void |
|
|
1853 | aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef) |
|
|
1854 | PPCODE: |
|
|
1855 | { |
|
|
1856 | int fd = s_fileno_croak (fh, 0); |
|
|
1857 | dREQ; |
|
|
1858 | |
|
|
1859 | req->type = EIO_CUSTOM; |
|
|
1860 | req->sv1 = newSVsv (fh); |
|
|
1861 | req->int1 = fd; |
|
|
1862 | |
|
|
1863 | req->feed = fiemap; |
|
|
1864 | #if HAVE_FIEMAP |
|
|
1865 | /* keep our fingers crossed that the next two types are 64 bit */ |
|
|
1866 | req->offs = start; |
|
|
1867 | req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL; |
|
|
1868 | req->int2 = flags; |
|
|
1869 | req->int3 = SvOK (count) ? SvIV (count) : -1; |
|
|
1870 | #endif |
|
|
1871 | |
|
|
1872 | REQ_SEND; |
|
|
1873 | } |
|
|
1874 | |
|
|
1875 | void |
|
|
1876 | aio_slurp (SV *pathname, off_t offset, UV length, SV8 *data, SV *callback = &PL_sv_undef) |
|
|
1877 | PPCODE: |
|
|
1878 | { |
|
|
1879 | char *svptr = 0; |
|
|
1880 | |
|
|
1881 | sv_clear_foreign (data); |
|
|
1882 | |
|
|
1883 | if (length) /* known length, directly read into scalar */ |
|
|
1884 | { |
|
|
1885 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
|
|
1886 | svptr = sv_grow (data, length + 1); |
|
|
1887 | else if (SvCUR (data) < length) |
|
|
1888 | croak ("length outside of scalar, and cannot grow"); |
|
|
1889 | else |
|
|
1890 | svptr = SvPVbyte_nolen (data); |
|
|
1891 | } |
|
|
1892 | |
|
|
1893 | { |
|
|
1894 | dREQ; |
|
|
1895 | |
|
|
1896 | req->type = EIO_SLURP; |
|
|
1897 | req_set_path1 (req, pathname); |
|
|
1898 | req->offs = offset; |
|
|
1899 | req->size = length; |
|
|
1900 | req->sv2 = SvREFCNT_inc (data); |
|
|
1901 | req->ptr2 = svptr; |
|
|
1902 | |
|
|
1903 | if (!SvREADONLY (data)) |
|
|
1904 | { |
|
|
1905 | SvREADONLY_on (data); |
|
|
1906 | req->flags |= FLAG_SV2_RO_OFF; |
|
|
1907 | } |
|
|
1908 | |
|
|
1909 | REQ_SEND; |
|
|
1910 | } |
|
|
1911 | } |
|
|
1912 | |
|
|
1913 | void |
1439 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1914 | aio_busy (double delay, SV *callback = &PL_sv_undef) |
1440 | PPCODE: |
1915 | PPCODE: |
1441 | { |
1916 | { |
1442 | dREQ; |
1917 | dREQ; |
1443 | |
1918 | |
1444 | req->type = EIO_BUSY; |
1919 | req->type = EIO_BUSY; |
… | |
… | |
1446 | |
1921 | |
1447 | REQ_SEND; |
1922 | REQ_SEND; |
1448 | } |
1923 | } |
1449 | |
1924 | |
1450 | void |
1925 | void |
1451 | aio_group (SV *callback=&PL_sv_undef) |
1926 | aio_group (SV *callback = &PL_sv_undef) |
1452 | PPCODE: |
1927 | PPCODE: |
1453 | { |
1928 | { |
1454 | dREQ; |
1929 | dREQ; |
1455 | |
1930 | |
1456 | req->type = EIO_GROUP; |
1931 | req->type = EIO_GROUP; |
1457 | |
1932 | |
|
|
1933 | PUTBACK; |
1458 | req_submit (req); |
1934 | req_submit (req); |
|
|
1935 | SPAGAIN; |
|
|
1936 | |
1459 | XPUSHs (req_sv (req, aio_grp_stash)); |
1937 | XPUSHs (req_sv (req, aio_grp_stash)); |
1460 | } |
1938 | } |
1461 | |
1939 | |
1462 | void |
1940 | void |
1463 | aio_nop (SV *callback=&PL_sv_undef) |
1941 | aio_nop (SV *callback = &PL_sv_undef) |
1464 | ALIAS: |
1942 | ALIAS: |
1465 | aio_nop = EIO_NOP |
1943 | aio_nop = EIO_NOP |
1466 | aio_sync = EIO_SYNC |
1944 | aio_sync = EIO_SYNC |
1467 | PPCODE: |
1945 | PPCODE: |
1468 | { |
1946 | { |
… | |
… | |
1472 | |
1950 | |
1473 | REQ_SEND; |
1951 | REQ_SEND; |
1474 | } |
1952 | } |
1475 | |
1953 | |
1476 | int |
1954 | int |
1477 | aioreq_pri (int pri = 0) |
1955 | aioreq_pri (int pri = NO_INIT) |
1478 | CODE: |
1956 | CODE: |
1479 | RETVAL = next_pri; |
1957 | RETVAL = next_pri; |
1480 | if (items > 0) |
1958 | if (items > 0) |
1481 | { |
1959 | { |
1482 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1960 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
… | |
… | |
1564 | CODE: |
2042 | CODE: |
1565 | RETVAL = posix_fadvise (fh, offset, length, advice); |
2043 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1566 | OUTPUT: |
2044 | OUTPUT: |
1567 | RETVAL |
2045 | RETVAL |
1568 | |
2046 | |
1569 | ssize_t |
2047 | IV |
1570 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
2048 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1571 | CODE: |
2049 | CODE: |
1572 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
2050 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
1573 | OUTPUT: |
2051 | OUTPUT: |
1574 | RETVAL |
2052 | RETVAL |
1575 | |
2053 | |
1576 | void |
2054 | void |
1577 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
2055 | mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
1578 | PPCODE: |
2056 | PPCODE: |
1579 | sv_unmagic (scalar, MMAP_MAGIC); |
2057 | sv_clear_foreign (scalar); |
1580 | { |
2058 | { |
1581 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
2059 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1582 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
2060 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1583 | if (addr == (void *)-1) |
2061 | if (addr == (void *)-1) |
1584 | XSRETURN_NO; |
2062 | XSRETURN_NO; |
1585 | |
2063 | |
1586 | sv_force_normal (scalar); |
2064 | sv_set_foreign (scalar, &mmap_vtbl, addr, length); |
1587 | |
|
|
1588 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
1589 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
|
|
1590 | ->mg_obj = (SV *)length; |
|
|
1591 | |
|
|
1592 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1593 | |
2065 | |
1594 | if (!(prot & PROT_WRITE)) |
2066 | if (!(prot & PROT_WRITE)) |
1595 | SvREADONLY_on (scalar); |
2067 | SvREADONLY_on (scalar); |
1596 | |
2068 | |
1597 | if (SvLEN (scalar)) |
|
|
1598 | Safefree (SvPVX (scalar)); |
|
|
1599 | |
|
|
1600 | SvPVX (scalar) = (char *)addr; |
|
|
1601 | SvCUR_set (scalar, length); |
|
|
1602 | SvLEN_set (scalar, 0); |
|
|
1603 | SvPOK_only (scalar); |
|
|
1604 | |
|
|
1605 | XSRETURN_YES; |
2069 | XSRETURN_YES; |
1606 | } |
2070 | } |
1607 | |
2071 | |
1608 | void |
2072 | void |
1609 | munmap (SV *scalar) |
2073 | munmap (SV *scalar) |
1610 | CODE: |
2074 | CODE: |
1611 | sv_unmagic (scalar, MMAP_MAGIC); |
2075 | sv_clear_foreign (scalar); |
|
|
2076 | |
|
|
2077 | SV * |
|
|
2078 | mremap (SV *scalar, STRLEN new_length, int flags = MREMAP_MAYMOVE, IV new_address = 0) |
|
|
2079 | CODE: |
|
|
2080 | { |
|
|
2081 | MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl); |
|
|
2082 | void *new; |
|
|
2083 | |
|
|
2084 | if (!mg || SvPVX (scalar) != mg->mg_ptr) |
|
|
2085 | croak ("IO::AIO::mremap: scalar not mapped by IO::AIO::mmap or improperly modified"); |
|
|
2086 | |
|
|
2087 | new = mremap (mg->mg_ptr, (size_t)mg->mg_obj, new_length, flags, (void *)new_address); |
|
|
2088 | |
|
|
2089 | RETVAL = &PL_sv_no; |
|
|
2090 | |
|
|
2091 | if (new != (void *)-1) |
|
|
2092 | { |
|
|
2093 | RETVAL = new == (void *)mg->mg_ptr |
|
|
2094 | ? newSVpvn ("0 but true", 10) |
|
|
2095 | : &PL_sv_yes; |
|
|
2096 | |
|
|
2097 | mg->mg_ptr = (char *)new; |
|
|
2098 | mg->mg_obj = (SV *)new_length; |
|
|
2099 | |
|
|
2100 | SvPVX (scalar) = mg->mg_ptr; |
|
|
2101 | SvCUR_set (scalar, new_length); |
|
|
2102 | } |
|
|
2103 | } |
|
|
2104 | OUTPUT: |
|
|
2105 | RETVAL |
1612 | |
2106 | |
1613 | int |
2107 | int |
1614 | madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
2108 | madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
1615 | ALIAS: |
2109 | ALIAS: |
1616 | mprotect = 1 |
2110 | mprotect = 1 |
1617 | CODE: |
2111 | CODE: |
1618 | { |
2112 | { |
1619 | STRLEN svlen; |
2113 | STRLEN svlen; |
1620 | void *addr = SvPVbyte (scalar, svlen); |
2114 | void *addr = SvPVbyte (scalar, svlen); |
1621 | size_t len = SvUV (length); |
2115 | STRLEN len = SvUV (length); |
1622 | |
2116 | |
1623 | if (offset < 0) |
2117 | if (offset < 0) |
1624 | offset += svlen; |
2118 | offset += svlen; |
1625 | |
2119 | |
1626 | if (offset < 0 || offset > svlen) |
2120 | if (offset < 0 || offset > svlen) |
… | |
… | |
1640 | } |
2134 | } |
1641 | OUTPUT: |
2135 | OUTPUT: |
1642 | RETVAL |
2136 | RETVAL |
1643 | |
2137 | |
1644 | int |
2138 | int |
1645 | munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) |
2139 | munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef) |
1646 | CODE: |
2140 | CODE: |
1647 | { |
2141 | { |
1648 | STRLEN svlen; |
2142 | STRLEN svlen; |
1649 | void *addr = SvPVbyte (scalar, svlen); |
2143 | void *addr = SvPVbyte (scalar, svlen); |
1650 | size_t len = SvUV (length); |
2144 | size_t len = SvUV (length); |
1651 | |
2145 | |
1652 | if (offset < 0) |
2146 | if (offset < 0) |
1653 | offset += svlen; |
2147 | offset += svlen; |
1654 | |
2148 | |
… | |
… | |
1661 | addr = (void *)(((intptr_t)addr) + offset); |
2155 | addr = (void *)(((intptr_t)addr) + offset); |
1662 | eio_page_align (&addr, &len); |
2156 | eio_page_align (&addr, &len); |
1663 | #if _POSIX_MEMLOCK_RANGE |
2157 | #if _POSIX_MEMLOCK_RANGE |
1664 | RETVAL = munlock (addr, len); |
2158 | RETVAL = munlock (addr, len); |
1665 | #else |
2159 | #else |
1666 | RETVAL = ((errno = ENOSYS), -1); |
2160 | RETVAL = EIO_ENOSYS (); |
1667 | #endif |
2161 | #endif |
1668 | } |
2162 | } |
1669 | OUTPUT: |
2163 | OUTPUT: |
1670 | RETVAL |
2164 | RETVAL |
1671 | |
2165 | |
… | |
… | |
1673 | munlockall () |
2167 | munlockall () |
1674 | CODE: |
2168 | CODE: |
1675 | #if _POSIX_MEMLOCK |
2169 | #if _POSIX_MEMLOCK |
1676 | munlockall (); |
2170 | munlockall (); |
1677 | #else |
2171 | #else |
1678 | RETVAL = -1; |
2172 | RETVAL = EIO_ENOSYS (); |
1679 | errno = ENOSYS; |
|
|
1680 | #endif |
2173 | #endif |
1681 | OUTPUT: |
2174 | OUTPUT: |
1682 | RETVAL |
2175 | RETVAL |
|
|
2176 | |
|
|
2177 | int |
|
|
2178 | splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) |
|
|
2179 | CODE: |
|
|
2180 | { |
|
|
2181 | #if HAVE_LINUX_SPLICE |
|
|
2182 | loff_t off_in_, off_out_; |
|
|
2183 | RETVAL = splice ( |
|
|
2184 | rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0, |
|
|
2185 | wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0, |
|
|
2186 | length, flags |
|
|
2187 | ); |
|
|
2188 | #else |
|
|
2189 | RETVAL = EIO_ENOSYS (); |
|
|
2190 | #endif |
|
|
2191 | } |
|
|
2192 | OUTPUT: |
|
|
2193 | RETVAL |
|
|
2194 | |
|
|
2195 | int |
|
|
2196 | tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags) |
|
|
2197 | CODE: |
|
|
2198 | #if HAVE_LINUX_SPLICE |
|
|
2199 | RETVAL = tee (rfh, wfh, length, flags); |
|
|
2200 | #else |
|
|
2201 | RETVAL = EIO_ENOSYS (); |
|
|
2202 | #endif |
|
|
2203 | OUTPUT: |
|
|
2204 | RETVAL |
|
|
2205 | |
|
|
2206 | int |
|
|
2207 | pipesize (aio_rfd rfh, int new_size = -1) |
|
|
2208 | PROTOTYPE: $;$ |
|
|
2209 | CODE: |
|
|
2210 | #if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ) |
|
|
2211 | if (new_size >= 0) |
|
|
2212 | RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size); |
|
|
2213 | else |
|
|
2214 | RETVAL = fcntl (rfh, F_GETPIPE_SZ); |
|
|
2215 | #else |
|
|
2216 | errno = ENOSYS; |
|
|
2217 | RETVAL = -1; |
|
|
2218 | #endif |
|
|
2219 | OUTPUT: |
|
|
2220 | RETVAL |
|
|
2221 | |
|
|
2222 | void |
|
|
2223 | pipe2 (int flags = 0) |
|
|
2224 | PROTOTYPE: ;$ |
|
|
2225 | PPCODE: |
|
|
2226 | { |
|
|
2227 | int fd[2]; |
|
|
2228 | int res; |
|
|
2229 | |
|
|
2230 | if (flags) |
|
|
2231 | #if HAVE_PIPE2 |
|
|
2232 | res = pipe2 (fd, flags); |
|
|
2233 | #else |
|
|
2234 | res = (errno = ENOSYS, -1); |
|
|
2235 | #endif |
|
|
2236 | else |
|
|
2237 | res = pipe (fd); |
|
|
2238 | |
|
|
2239 | if (!res) |
|
|
2240 | { |
|
|
2241 | EXTEND (SP, 2); |
|
|
2242 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
|
|
2243 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
|
|
2244 | } |
|
|
2245 | } |
|
|
2246 | |
|
|
2247 | void |
|
|
2248 | eventfd (unsigned int initval = 0, int flags = 0) |
|
|
2249 | PPCODE: |
|
|
2250 | { |
|
|
2251 | int fd; |
|
|
2252 | #if HAVE_EVENTFD |
|
|
2253 | fd = eventfd (initval, flags); |
|
|
2254 | #else |
|
|
2255 | fd = (errno = ENOSYS, -1); |
|
|
2256 | #endif |
|
|
2257 | |
|
|
2258 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2259 | } |
|
|
2260 | |
|
|
2261 | void |
|
|
2262 | timerfd_create (int clockid, int flags = 0) |
|
|
2263 | PPCODE: |
|
|
2264 | { |
|
|
2265 | int fd; |
|
|
2266 | #if HAVE_TIMERFD |
|
|
2267 | fd = timerfd_create (clockid, flags); |
|
|
2268 | #else |
|
|
2269 | fd = (errno = ENOSYS, -1); |
|
|
2270 | #endif |
|
|
2271 | |
|
|
2272 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2273 | } |
|
|
2274 | |
|
|
2275 | void |
|
|
2276 | timerfd_settime (SV *fh, int flags, NV interval, NV value) |
|
|
2277 | PPCODE: |
|
|
2278 | { |
|
|
2279 | int fd = s_fileno_croak (fh, 0); |
|
|
2280 | #if HAVE_TIMERFD |
|
|
2281 | int res; |
|
|
2282 | struct itimerspec its, ots; |
|
|
2283 | |
|
|
2284 | ts_set (&its.it_interval, interval); |
|
|
2285 | ts_set (&its.it_value , value); |
|
|
2286 | res = timerfd_settime (fd, flags, &its, &ots); |
|
|
2287 | |
|
|
2288 | if (!res) |
|
|
2289 | { |
|
|
2290 | EXTEND (SP, 2); |
|
|
2291 | PUSHs (newSVnv (ts_get (&ots.it_interval))); |
|
|
2292 | PUSHs (newSVnv (ts_get (&ots.it_value))); |
|
|
2293 | } |
|
|
2294 | #else |
|
|
2295 | errno = ENOSYS; |
|
|
2296 | #endif |
|
|
2297 | } |
|
|
2298 | |
|
|
2299 | void |
|
|
2300 | timerfd_gettime (SV *fh) |
|
|
2301 | PPCODE: |
|
|
2302 | { |
|
|
2303 | int fd = s_fileno_croak (fh, 0); |
|
|
2304 | #if HAVE_TIMERFD |
|
|
2305 | int res; |
|
|
2306 | struct itimerspec ots; |
|
|
2307 | res = timerfd_gettime (fd, &ots); |
|
|
2308 | |
|
|
2309 | if (!res) |
|
|
2310 | { |
|
|
2311 | EXTEND (SP, 2); |
|
|
2312 | PUSHs (newSVnv (ts_get (&ots.it_interval))); |
|
|
2313 | PUSHs (newSVnv (ts_get (&ots.it_value))); |
|
|
2314 | } |
|
|
2315 | #else |
|
|
2316 | errno = ENOSYS; |
|
|
2317 | #endif |
|
|
2318 | } |
|
|
2319 | |
|
|
2320 | UV |
|
|
2321 | get_fdlimit () |
|
|
2322 | CODE: |
|
|
2323 | #if HAVE_RLIMITS |
|
|
2324 | struct rlimit rl; |
|
|
2325 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2326 | XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur); |
|
|
2327 | #endif |
|
|
2328 | XSRETURN_UNDEF; |
|
|
2329 | OUTPUT: |
|
|
2330 | RETVAL |
|
|
2331 | |
|
|
2332 | void |
|
|
2333 | min_fdlimit (UV limit = 0x7fffffffU) |
|
|
2334 | CODE: |
|
|
2335 | { |
|
|
2336 | #if HAVE_RLIMITS |
|
|
2337 | struct rlimit rl; |
|
|
2338 | rlim_t orig_rlim_max; |
|
|
2339 | UV bit; |
|
|
2340 | |
|
|
2341 | if (0 != getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2342 | goto fail; |
|
|
2343 | |
|
|
2344 | if (rl.rlim_cur == RLIM_INFINITY) |
|
|
2345 | XSRETURN_YES; |
|
|
2346 | |
|
|
2347 | orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max; |
|
|
2348 | |
|
|
2349 | if (rl.rlim_cur < limit) |
|
|
2350 | { |
|
|
2351 | rl.rlim_cur = limit; |
|
|
2352 | |
|
|
2353 | if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY) |
|
|
2354 | rl.rlim_max = rl.rlim_cur; |
|
|
2355 | } |
|
|
2356 | |
|
|
2357 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2358 | XSRETURN_YES; |
|
|
2359 | |
|
|
2360 | if (errno == EPERM) |
|
|
2361 | { |
|
|
2362 | /* setlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */ |
|
|
2363 | /* our limit overflows a system-wide limit */ |
|
|
2364 | /* try an adaptive algorithm, but do not lower the hardlimit */ |
|
|
2365 | rl.rlim_max = 0; |
|
|
2366 | for (bit = 0x40000000U; bit; bit >>= 1) |
|
|
2367 | { |
|
|
2368 | rl.rlim_max |= bit; |
|
|
2369 | rl.rlim_cur = rl.rlim_max; |
|
|
2370 | |
|
|
2371 | /* nevr decrease the hard limit */ |
|
|
2372 | if (rl.rlim_max < orig_rlim_max) |
|
|
2373 | break; |
|
|
2374 | |
|
|
2375 | if (0 != setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2376 | rl.rlim_max &= ~bit; /* too high, remove bit again */ |
|
|
2377 | } |
|
|
2378 | |
|
|
2379 | /* now, raise the soft limit to the max permitted */ |
|
|
2380 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2381 | { |
|
|
2382 | rl.rlim_cur = rl.rlim_max; |
|
|
2383 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2384 | errno = EPERM; |
|
|
2385 | } |
|
|
2386 | } |
|
|
2387 | #endif |
|
|
2388 | fail: |
|
|
2389 | XSRETURN_UNDEF; |
|
|
2390 | } |
1683 | |
2391 | |
1684 | void _on_next_submit (SV *cb) |
2392 | void _on_next_submit (SV *cb) |
1685 | CODE: |
2393 | CODE: |
1686 | SvREFCNT_dec (on_next_submit); |
2394 | SvREFCNT_dec (on_next_submit); |
1687 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
2395 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1688 | |
2396 | |
1689 | PROTOTYPES: DISABLE |
2397 | PROTOTYPES: DISABLE |
1690 | |
2398 | |
|
|
2399 | MODULE = IO::AIO PACKAGE = IO::AIO::WD |
|
|
2400 | |
|
|
2401 | BOOT: |
|
|
2402 | { |
|
|
2403 | newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD )); |
|
|
2404 | newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD)); |
|
|
2405 | } |
|
|
2406 | |
|
|
2407 | void |
|
|
2408 | DESTROY (SV *self) |
|
|
2409 | CODE: |
|
|
2410 | { |
|
|
2411 | aio_wd wd = SvAIO_WD (self); |
|
|
2412 | #if HAVE_AT |
|
|
2413 | { |
|
|
2414 | SV *callback = &PL_sv_undef; |
|
|
2415 | dREQ; /* clobbers next_pri :/ */ |
|
|
2416 | next_pri = req->pri; /* restore next_pri */ |
|
|
2417 | req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */ |
|
|
2418 | req->type = EIO_WD_CLOSE; |
|
|
2419 | req->wd = wd; |
|
|
2420 | REQ_SEND; |
|
|
2421 | } |
|
|
2422 | #else |
|
|
2423 | eio_wd_close_sync (wd); |
|
|
2424 | #endif |
|
|
2425 | } |
|
|
2426 | |
1691 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
2427 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
1692 | |
2428 | |
1693 | void |
2429 | void |
1694 | cancel (aio_req_ornot req) |
2430 | cancel (aio_req_ornot req) |
1695 | CODE: |
2431 | CODE: |
1696 | eio_cancel (req); |
2432 | eio_cancel (req); |
1697 | |
2433 | |
1698 | void |
2434 | void |
1699 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
2435 | cb (aio_req_ornot req, SV *callback = NO_INIT) |
1700 | PPCODE: |
2436 | PPCODE: |
1701 | { |
2437 | { |
1702 | if (GIMME_V != G_VOID) |
2438 | if (GIMME_V != G_VOID) |
1703 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
2439 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
1704 | |
2440 | |
1705 | if (items > 1) |
2441 | if (items > 1) |
1706 | { |
2442 | { |
1707 | SV *cb_cv =get_cb (callback); |
2443 | SV *cb_cv = get_cb (callback); |
1708 | |
2444 | |
1709 | SvREFCNT_dec (req->callback); |
2445 | SvREFCNT_dec (req->callback); |
1710 | req->callback = SvREFCNT_inc (cb_cv); |
2446 | req->callback = SvREFCNT_inc (cb_cv); |
1711 | } |
2447 | } |
1712 | } |
2448 | } |
… | |
… | |
1769 | limit (aio_req grp, int limit) |
2505 | limit (aio_req grp, int limit) |
1770 | CODE: |
2506 | CODE: |
1771 | eio_grp_limit (grp, limit); |
2507 | eio_grp_limit (grp, limit); |
1772 | |
2508 | |
1773 | void |
2509 | void |
1774 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
2510 | feed (aio_req grp, SV *callback = &PL_sv_undef) |
1775 | CODE: |
2511 | CODE: |
1776 | { |
2512 | { |
1777 | SvREFCNT_dec (grp->sv2); |
2513 | SvREFCNT_dec (grp->sv2); |
1778 | grp->sv2 = newSVsv (callback); |
2514 | grp->sv2 = newSVsv (callback); |
1779 | grp->feed = aio_grp_feed; |
2515 | grp->feed = aio_grp_feed; |