… | |
… | |
3 | #include <errno.h> |
3 | #include <errno.h> |
4 | |
4 | |
5 | #include "EXTERN.h" |
5 | #include "EXTERN.h" |
6 | #include "perl.h" |
6 | #include "perl.h" |
7 | #include "XSUB.h" |
7 | #include "XSUB.h" |
|
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8 | |
|
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9 | #if !defined mg_findext |
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10 | # define mg_findext(sv,type,vtbl) mg_find (sv, type) |
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11 | #endif |
8 | |
12 | |
9 | #include <stddef.h> |
13 | #include <stddef.h> |
10 | #include <stdlib.h> |
14 | #include <stdlib.h> |
11 | #include <errno.h> |
15 | #include <errno.h> |
12 | #include <sys/types.h> |
16 | #include <sys/types.h> |
13 | #include <sys/stat.h> |
17 | #include <sys/stat.h> |
14 | #include <limits.h> |
18 | #include <limits.h> |
15 | #include <fcntl.h> |
19 | #include <fcntl.h> |
16 | #include <sched.h> |
20 | #include <sched.h> |
17 | |
21 | |
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22 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
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23 | # include <sys/mman.h> |
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24 | #endif |
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25 | |
|
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26 | /* the incompetent fool that created musl keeps __linux__, refuses |
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27 | * to implement any linux standard apis, and also has no way to test |
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28 | * for his broken iplementation. don't complain to me if this fails |
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29 | * for you. |
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30 | */ |
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31 | #if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) |
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32 | # include <linux/fs.h> |
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33 | # ifdef FS_IOC_FIEMAP |
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34 | # include <linux/types.h> |
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35 | # include <linux/fiemap.h> |
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36 | # define HAVE_FIEMAP 1 |
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37 | # endif |
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38 | #endif |
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39 | |
18 | /* perl namespace pollution */ |
40 | /* perl namespace pollution */ |
19 | #undef VERSION |
41 | #undef VERSION |
20 | |
|
|
21 | #ifdef _WIN32 |
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22 | |
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23 | # define EIO_STRUCT_DIRENT Direntry_t |
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24 | # undef malloc |
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25 | # undef free |
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26 | |
|
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27 | // perl overrides all those nice win32 functions |
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28 | # undef open |
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29 | # undef read |
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30 | # undef write |
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31 | # undef send |
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32 | # undef recv |
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33 | # undef stat |
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34 | # undef fstat |
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35 | # define lstat stat |
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36 | # undef truncate |
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37 | # undef ftruncate |
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38 | # undef open |
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39 | # undef close |
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40 | # undef unlink |
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41 | # undef rmdir |
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42 | # undef rename |
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43 | # undef lseek |
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44 | |
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45 | # define chown(a,b,c) (errno = ENOSYS, -1) |
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46 | # define fchown(a,b,c) (errno = ENOSYS, -1) |
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47 | # define fchmod(a,b) (errno = ENOSYS, -1) |
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48 | # define symlink(a,b) (errno = ENOSYS, -1) |
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49 | # define readlink(a,b,c) (errno = ENOSYS, -1) |
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50 | # define mknod(a,b,c) (errno = ENOSYS, -1) |
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51 | # define truncate(a,b) (errno = ENOSYS, -1) |
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52 | # define ftruncate(fd,o) chsize ((fd), (o)) |
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53 | # define fsync(fd) _commit (fd) |
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54 | # define opendir(fd) (errno = ENOSYS, 0) |
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55 | # define readdir(fd) (errno = ENOSYS, -1) |
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56 | # define closedir(fd) (errno = ENOSYS, -1) |
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57 | # define mkdir(a,b) mkdir (a) |
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58 | |
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59 | #else |
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60 | |
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61 | # include <sys/time.h> |
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62 | # include <sys/select.h> |
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63 | # include <unistd.h> |
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64 | # include <utime.h> |
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65 | # include <signal.h> |
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66 | # define EIO_STRUCT_DIRENT struct dirent |
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67 | |
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68 | #endif |
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69 | |
42 | |
70 | /* perl stupidly overrides readdir and maybe others */ |
43 | /* perl stupidly overrides readdir and maybe others */ |
71 | /* with thread-unsafe versions, imagine that :( */ |
44 | /* with thread-unsafe versions, imagine that :( */ |
72 | #undef readdir |
45 | #undef readdir |
73 | #undef opendir |
46 | #undef opendir |
74 | #undef closedir |
47 | #undef closedir |
75 | |
48 | |
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49 | #ifdef _WIN32 |
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50 | |
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51 | // perl overrides all those nice libc functions |
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52 | |
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53 | #undef malloc |
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54 | #undef free |
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55 | #undef open |
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56 | #undef read |
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57 | #undef write |
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58 | #undef send |
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59 | #undef recv |
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60 | #undef stat |
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61 | #undef lstat |
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62 | #undef fstat |
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63 | #undef truncate |
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64 | #undef ftruncate |
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65 | #undef open |
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66 | #undef link |
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67 | #undef close |
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68 | #undef unlink |
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69 | #undef mkdir |
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70 | #undef rmdir |
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71 | #undef rename |
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72 | #undef lseek |
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73 | #undef opendir |
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74 | #undef readdir |
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75 | #undef closedir |
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76 | #undef chmod |
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77 | #undef fchmod |
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78 | #undef dup |
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79 | #undef dup2 |
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80 | #undef abort |
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81 | #undef pipe |
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82 | |
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83 | #define EIO_STRUCT_STAT struct _stati64 |
76 | #define EIO_STRUCT_STAT Stat_t |
84 | #define EIO_STRUCT_STATI64 |
77 | |
85 | |
78 | /* use NV for 32 bit perls as it allows larger offsets */ |
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79 | #if IVSIZE >= 8 |
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80 | # define VAL64 IV |
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81 | # define SvVAL64 SvIV |
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82 | # define newSVval64 newSViv |
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83 | #else |
86 | #else |
84 | # define VAL64 NV |
87 | |
85 | # define SvVAL64 SvNV |
88 | #include <sys/time.h> |
86 | # 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 | |
87 | #endif |
96 | #endif |
88 | |
97 | |
89 | /*****************************************************************************/ |
98 | /*****************************************************************************/ |
90 | |
99 | |
91 | #if __GNUC__ >= 3 |
100 | #if __GNUC__ >= 3 |
… | |
… | |
97 | #define expect_false(expr) expect ((expr) != 0, 0) |
106 | #define expect_false(expr) expect ((expr) != 0, 0) |
98 | #define expect_true(expr) expect ((expr) != 0, 1) |
107 | #define expect_true(expr) expect ((expr) != 0, 1) |
99 | |
108 | |
100 | /*****************************************************************************/ |
109 | /*****************************************************************************/ |
101 | |
110 | |
102 | static HV *stash; |
111 | #include "libeio/config.h" |
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112 | |
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113 | #include "schmorp.h" |
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114 | |
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115 | #if HAVE_EVENTFD |
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116 | # include <sys/eventfd.h> |
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117 | #endif |
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118 | |
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119 | #if HAVE_TIMERFD |
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120 | # include <sys/timerfd.h> |
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121 | #endif |
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122 | |
|
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123 | #if HAVE_RLIMITS |
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124 | #include <sys/time.h> |
|
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125 | #include <sys/resource.h> |
|
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126 | #endif |
|
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127 | |
103 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
128 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
104 | typedef int aio_rfd; /* read file desriptor */ |
129 | typedef int aio_rfd; /* read file desriptor */ |
105 | typedef int aio_wfd; /* write file descriptor */ |
130 | typedef int aio_wfd; /* write file descriptor */ |
106 | |
131 | |
107 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
132 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash; |
108 | #define AIO_GRP_KLASS "IO::AIO::GRP" |
|
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109 | |
133 | |
110 | #define EIO_REQ_MEMBERS \ |
134 | #define EIO_REQ_MEMBERS \ |
111 | SV *callback; \ |
135 | SV *callback; \ |
112 | SV *sv1, *sv2; \ |
136 | SV *sv1, *sv2; \ |
|
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137 | SV *sv3, *sv4; \ |
113 | STRLEN stroffset; \ |
138 | STRLEN stroffset; \ |
114 | SV *self; |
139 | SV *self; |
115 | |
140 | |
116 | #define EIO_NO_WRAPPERS 1 |
141 | #define EIO_NO_WRAPPERS 1 |
117 | |
142 | |
118 | #include "libeio/eio.h" |
143 | #include "libeio/eio.h" |
119 | |
|
|
120 | #ifndef POSIX_FADV_NORMAL |
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121 | # define POSIX_FADV_NORMAL 0 |
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122 | #endif |
|
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123 | |
|
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124 | #ifndef POSIX_FADV_SEQUENTIAL |
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125 | # define POSIX_FADV_SEQUENTIAL 0 |
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126 | #endif |
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127 | |
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128 | #ifndef POSIX_FADV_RANDOM |
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129 | # define POSIX_FADV_RANDOM 0 |
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130 | #endif |
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131 | |
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132 | #ifndef POSIX_FADV_NOREUSE |
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133 | # define POSIX_FADV_NOREUSE 0 |
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134 | #endif |
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135 | |
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136 | #ifndef POSIX_FADV_WILLNEED |
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137 | # define POSIX_FADV_WILLNEED 0 |
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138 | #endif |
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139 | |
|
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140 | #ifndef POSIX_FADV_DONTNEED |
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141 | # define POSIX_FADV_DONTNEED 0 |
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142 | #endif |
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143 | |
144 | |
144 | static int req_invoke (eio_req *req); |
145 | static int req_invoke (eio_req *req); |
145 | #define EIO_FINISH(req) req_invoke (req) |
146 | #define EIO_FINISH(req) req_invoke (req) |
146 | static void req_destroy (eio_req *grp); |
147 | static void req_destroy (eio_req *grp); |
147 | #define EIO_DESTROY(req) req_destroy (req) |
148 | #define EIO_DESTROY(req) req_destroy (req) |
148 | |
149 | |
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150 | #include "libeio/eio.c" |
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151 | |
|
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152 | #if !HAVE_POSIX_FADVISE |
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153 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
|
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154 | #endif |
|
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155 | |
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156 | #if !HAVE_POSIX_MADVISE |
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157 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
|
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158 | #endif |
|
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159 | |
|
|
160 | #ifndef MAP_ANONYMOUS |
|
|
161 | # ifdef MAP_ANON |
|
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162 | # define MAP_ANONYMOUS MAP_ANON |
|
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163 | # else |
|
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164 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
|
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165 | # endif |
|
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166 | #endif |
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167 | |
|
|
168 | #ifndef makedev |
|
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169 | # define makedev(maj,min) (((maj) << 8) | (min)) |
|
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170 | #endif |
|
|
171 | #ifndef major |
|
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172 | # define major(dev) ((dev) >> 8) |
|
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173 | #endif |
|
|
174 | #ifndef minor |
|
|
175 | # define minor(dev) ((dev) & 0xff) |
|
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176 | #endif |
|
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177 | |
|
|
178 | #if PAGESIZE <= 0 |
|
|
179 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
|
|
180 | #endif |
|
|
181 | |
|
|
182 | /*****************************************************************************/ |
|
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183 | |
|
|
184 | #if !_POSIX_MAPPED_FILES |
|
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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 |
|
|
188 | |
|
|
189 | #if !_POSIX_MEMORY_PROTECTION |
|
|
190 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
|
|
191 | #endif |
|
|
192 | |
|
|
193 | #if !MREMAP_MAYMOVE |
|
|
194 | # define mremap(old_address,old_size,new_size,flags,new_address) (errno = ENOSYS, (void *)-1) |
|
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195 | #endif |
|
|
196 | |
|
|
197 | #define FOREIGN_MAGIC PERL_MAGIC_ext |
|
|
198 | |
|
|
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; |
|
|
215 | SvOK_off (sv); |
|
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216 | |
|
|
217 | return 0; |
|
|
218 | } |
|
|
219 | |
|
|
220 | static MGVTBL mmap_vtbl = { |
|
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221 | 0, 0, 0, 0, mmap_free |
|
|
222 | }; |
|
|
223 | |
|
|
224 | static int ecb_cold |
|
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225 | sysfree_free (pTHX_ SV *sv, MAGIC *mg) |
|
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226 | { |
|
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227 | free (mg->mg_ptr); |
|
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228 | mg->mg_obj = 0; /* just in case */ |
|
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229 | |
|
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230 | SvREADONLY_off (sv); |
|
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231 | |
|
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232 | if (SvPVX (sv) != mg->mg_ptr) |
|
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233 | croak ("ERROR: IO::AIO mapped scalar changed location, detected"); |
|
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234 | |
|
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235 | SvCUR_set (sv, 0); |
|
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236 | SvPVX (sv) = 0; |
|
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237 | SvOK_off (sv); |
|
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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); |
|
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253 | |
|
|
254 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
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255 | sv_magicext (sv, 0, FOREIGN_MAGIC, vtbl, (char *)addr, 0) |
|
|
256 | ->mg_obj = (SV *)length; |
|
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257 | |
|
|
258 | SvUPGRADE (sv, SVt_PV); /* nop... */ |
|
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259 | |
|
|
260 | if (SvLEN (sv)) |
|
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261 | Safefree (SvPVX (sv)); |
|
|
262 | |
|
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263 | SvPVX (sv) = (char *)addr; |
|
|
264 | SvCUR_set (sv, length); |
|
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265 | SvLEN_set (sv, 0); |
|
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266 | SvPOK_only (sv); |
|
|
267 | } |
|
|
268 | |
|
|
269 | static void |
|
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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 */ |
|
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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 | /*****************************************************************************/ |
|
|
382 | |
149 | enum { |
383 | enum { |
150 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
384 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
151 | }; |
385 | }; |
152 | |
386 | |
153 | #include "libeio/eio.c" |
|
|
154 | |
|
|
155 | typedef eio_req *aio_req; |
387 | typedef eio_req *aio_req; |
156 | typedef eio_req *aio_req_ornot; |
388 | typedef eio_req *aio_req_ornot; |
|
|
389 | typedef eio_wd aio_wd; |
157 | |
390 | |
158 | static SV *on_next_submit; |
391 | static SV *on_next_submit; |
159 | static int next_pri = EIO_PRI_DEFAULT; |
392 | static int next_pri = EIO_PRI_DEFAULT; |
160 | static int max_outstanding; |
393 | static int max_outstanding; |
161 | |
394 | |
162 | static int respipe_osf [2], respipe [2] = { -1, -1 }; |
395 | static s_epipe respipe; |
163 | |
396 | |
164 | static void req_destroy (aio_req req); |
397 | static void req_destroy (aio_req req); |
165 | static void req_cancel (aio_req req); |
398 | static void req_cancel (aio_req req); |
166 | |
399 | |
167 | static void want_poll (void) |
400 | static void |
|
|
401 | want_poll (void) |
168 | { |
402 | { |
169 | /* write a dummy byte to the pipe so fh becomes ready */ |
403 | /* write a dummy byte to the pipe so fh becomes ready */ |
170 | respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); |
404 | s_epipe_signal (&respipe); |
171 | } |
405 | } |
172 | |
406 | |
173 | static void done_poll (void) |
407 | static void |
|
|
408 | done_poll (void) |
174 | { |
409 | { |
175 | /* read any signals sent by the worker threads */ |
410 | /* read any signals sent by the worker threads */ |
176 | char buf [4]; |
411 | s_epipe_drain (&respipe); |
177 | while (respipe_read (respipe [0], buf, 4) == 4) |
|
|
178 | ; |
|
|
179 | } |
412 | } |
180 | |
413 | |
181 | /* must be called at most once */ |
414 | /* must be called at most once */ |
182 | static SV *req_sv (aio_req req, const char *klass) |
415 | static SV * |
|
|
416 | req_sv (aio_req req, HV *stash) |
183 | { |
417 | { |
184 | if (!req->self) |
418 | if (!req->self) |
185 | { |
419 | { |
186 | req->self = (SV *)newHV (); |
420 | req->self = (SV *)newHV (); |
187 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
421 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
188 | } |
422 | } |
189 | |
423 | |
190 | return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); |
424 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
191 | } |
425 | } |
192 | |
426 | |
193 | 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) |
194 | { |
435 | { |
195 | MAGIC *mg; |
436 | MAGIC *mg; |
196 | |
437 | |
197 | if (!sv_derived_from (sv, AIO_REQ_KLASS) || !SvROK (sv)) |
438 | if (!SvROK (sv) |
|
|
439 | /* for speed reasons, we do not verify that SvROK actually has a stash ptr */ |
|
|
440 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
|
|
441 | && SvSTASH (SvRV (sv)) != aio_req_stash |
|
|
442 | && !sv_derived_from (sv, "IO::AIO::REQ"))) |
198 | croak ("object of class " AIO_REQ_KLASS " expected"); |
443 | croak ("object of class IO::AIO::REQ expected"); |
199 | |
444 | |
200 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
445 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
201 | |
446 | |
202 | return mg ? (aio_req)mg->mg_ptr : 0; |
447 | return mg ? (aio_req)mg->mg_ptr : 0; |
203 | } |
448 | } |
204 | |
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 |
205 | static void aio_grp_feed (aio_req grp) |
487 | aio_grp_feed (aio_req grp) |
206 | { |
488 | { |
207 | if (grp->sv2 && SvOK (grp->sv2)) |
489 | if (grp->sv2 && SvOK (grp->sv2)) |
208 | { |
490 | { |
209 | dSP; |
491 | dSP; |
210 | |
492 | |
211 | ENTER; |
493 | ENTER; |
212 | SAVETMPS; |
494 | SAVETMPS; |
213 | PUSHMARK (SP); |
495 | PUSHMARK (SP); |
214 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
496 | XPUSHs (req_sv (grp, aio_grp_stash)); |
215 | PUTBACK; |
497 | PUTBACK; |
216 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
498 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
217 | SPAGAIN; |
499 | SPAGAIN; |
218 | FREETMPS; |
500 | FREETMPS; |
219 | LEAVE; |
501 | LEAVE; |
220 | } |
502 | } |
221 | } |
503 | } |
222 | |
504 | |
|
|
505 | static void |
223 | static void req_submit (eio_req *req) |
506 | req_submit (eio_req *req) |
224 | { |
507 | { |
225 | eio_submit (req); |
508 | eio_submit (req); |
226 | |
509 | |
227 | if (expect_false (on_next_submit)) |
510 | if (expect_false (on_next_submit)) |
228 | { |
511 | { |
… | |
… | |
235 | PUTBACK; |
518 | PUTBACK; |
236 | call_sv (cb, G_DISCARD | G_EVAL); |
519 | call_sv (cb, G_DISCARD | G_EVAL); |
237 | } |
520 | } |
238 | } |
521 | } |
239 | |
522 | |
|
|
523 | static int |
240 | static int req_invoke (eio_req *req) |
524 | req_invoke (eio_req *req) |
241 | { |
525 | { |
242 | dSP; |
|
|
243 | |
|
|
244 | if (req->flags & FLAG_SV2_RO_OFF) |
526 | if (req->flags & FLAG_SV2_RO_OFF) |
245 | SvREADONLY_off (req->sv2); |
527 | SvREADONLY_off (req->sv2); |
246 | |
528 | |
247 | if (!EIO_CANCELLED (req) && req->callback) |
529 | if (!EIO_CANCELLED (req) && req->callback) |
248 | { |
530 | { |
|
|
531 | dSP; |
|
|
532 | static SV *sv_result_cache; /* caches the result integer SV */ |
|
|
533 | SV *sv_result; |
|
|
534 | |
249 | ENTER; |
535 | ENTER; |
250 | SAVETMPS; |
536 | SAVETMPS; |
251 | PUSHMARK (SP); |
537 | PUSHMARK (SP); |
252 | EXTEND (SP, 1); |
538 | EXTEND (SP, 1); |
253 | |
539 | |
|
|
540 | /* do not recreate the result IV from scratch each time */ |
|
|
541 | if (expect_true (sv_result_cache)) |
|
|
542 | { |
|
|
543 | sv_result = sv_result_cache; sv_result_cache = 0; |
|
|
544 | SvIV_set (sv_result, req->result); |
|
|
545 | SvIOK_only (sv_result); |
|
|
546 | } |
|
|
547 | else |
|
|
548 | { |
|
|
549 | sv_result = newSViv (req->result); |
|
|
550 | SvREADONLY_on (sv_result); |
|
|
551 | } |
|
|
552 | |
254 | switch (req->type) |
553 | switch (req->type) |
255 | { |
554 | { |
|
|
555 | case EIO_WD_OPEN: |
|
|
556 | PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd))); |
|
|
557 | break; |
|
|
558 | |
256 | case EIO_READDIR: |
559 | case EIO_READDIR: |
257 | { |
560 | { |
258 | SV *rv = &PL_sv_undef; |
561 | SV *rv = &PL_sv_undef; |
259 | |
562 | |
260 | if (req->result >= 0) |
563 | if (req->result >= 0) |
… | |
… | |
313 | 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)))); |
314 | } |
617 | } |
315 | break; |
618 | break; |
316 | |
619 | |
317 | case EIO_OPEN: |
620 | case EIO_OPEN: |
|
|
621 | PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR))); |
|
|
622 | break; |
|
|
623 | |
|
|
624 | case EIO_STATVFS: |
|
|
625 | case EIO_FSTATVFS: |
318 | { |
626 | { |
319 | /* convert fd to fh */ |
|
|
320 | SV *fh = &PL_sv_undef; |
627 | SV *rv = &PL_sv_undef; |
321 | |
628 | |
|
|
629 | #ifndef _WIN32 |
322 | if (req->result >= 0) |
630 | if (req->result >= 0) |
323 | { |
631 | { |
|
|
632 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
324 | GV *gv = (GV *)sv_newmortal (); |
633 | HV *hv = newHV (); |
325 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
634 | /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom |
326 | char sym [64]; |
635 | * chooses to make it a struct. |
327 | int symlen; |
|
|
328 | |
636 | */ |
329 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
637 | unsigned long fsid = 0; |
330 | gv_init (gv, stash, sym, symlen, 0); |
638 | memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid)); |
331 | |
639 | |
332 | symlen = snprintf ( |
640 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
333 | sym, |
|
|
334 | sizeof (sym), |
|
|
335 | "%s&=%d", |
|
|
336 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
|
|
337 | (int)req->result |
|
|
338 | ); |
|
|
339 | |
641 | |
340 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
642 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
341 | fh = (SV *)gv; |
643 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
|
|
644 | hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0); |
|
|
645 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
|
|
646 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
|
|
647 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
|
|
648 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
|
|
649 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
|
|
650 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0); |
|
|
651 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
|
|
652 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
342 | } |
653 | } |
|
|
654 | #endif |
343 | |
655 | |
344 | PUSHs (fh); |
656 | PUSHs (rv); |
345 | } |
657 | } |
|
|
658 | |
346 | break; |
659 | break; |
347 | |
660 | |
348 | case EIO_GROUP: |
661 | case EIO_GROUP: |
349 | req->int1 = 2; /* mark group as finished */ |
662 | req->int1 = 2; /* mark group as finished */ |
350 | |
663 | |
… | |
… | |
362 | case EIO_NOP: |
675 | case EIO_NOP: |
363 | case EIO_BUSY: |
676 | case EIO_BUSY: |
364 | break; |
677 | break; |
365 | |
678 | |
366 | case EIO_READLINK: |
679 | case EIO_READLINK: |
|
|
680 | case EIO_REALPATH: |
367 | if (req->result > 0) |
681 | if (req->result > 0) |
368 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
682 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
369 | break; |
683 | break; |
370 | |
684 | |
371 | case EIO_STAT: |
685 | case EIO_STAT: |
372 | case EIO_LSTAT: |
686 | case EIO_LSTAT: |
373 | case EIO_FSTAT: |
687 | case EIO_FSTAT: |
374 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
688 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
|
|
689 | |
375 | PL_laststatval = req->result; |
690 | if (!(PL_laststatval = req->result)) |
|
|
691 | /* if compilation fails here then perl's Stat_t is not struct _stati64 */ |
376 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
692 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
377 | PUSHs (sv_2mortal (newSViv (req->result))); |
693 | |
|
|
694 | PUSHs (sv_result); |
|
|
695 | break; |
|
|
696 | |
|
|
697 | case EIO_SEEK: |
|
|
698 | PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs))); |
378 | break; |
699 | break; |
379 | |
700 | |
380 | case EIO_READ: |
701 | case EIO_READ: |
381 | { |
702 | { |
382 | 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)); |
383 | *SvEND (req->sv2) = 0; |
704 | *SvEND (req->sv2) = 0; |
384 | SvPOK_only (req->sv2); |
705 | SvPOK_only (req->sv2); |
385 | SvSETMAGIC (req->sv2); |
706 | SvSETMAGIC (req->sv2); |
386 | PUSHs (sv_2mortal (newSViv (req->result))); |
707 | PUSHs (sv_result); |
387 | } |
708 | } |
388 | break; |
709 | break; |
389 | |
710 | |
390 | case EIO_DUP2: |
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 | |
|
|
775 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
391 | if (req->result > 0) |
776 | if (req->result > 0) |
392 | req->result = 0; |
777 | SvIV_set (sv_result, 0); |
393 | /* FALLTHROUGH */ |
778 | /* FALLTHROUGH */ |
394 | |
779 | |
395 | default: |
780 | default: |
396 | PUSHs (sv_2mortal (newSViv (req->result))); |
781 | PUSHs (sv_result); |
397 | break; |
782 | break; |
398 | } |
783 | } |
399 | |
784 | |
400 | errno = req->errorno; |
785 | errno = req->errorno; |
401 | |
786 | |
402 | PUTBACK; |
787 | PUTBACK; |
403 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
788 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
404 | SPAGAIN; |
789 | SPAGAIN; |
405 | |
790 | |
|
|
791 | if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache)) |
|
|
792 | SvREFCNT_dec (sv_result); |
|
|
793 | else |
|
|
794 | sv_result_cache = sv_result; |
|
|
795 | |
406 | FREETMPS; |
796 | FREETMPS; |
407 | LEAVE; |
797 | LEAVE; |
408 | |
798 | |
409 | PUTBACK; |
799 | PUTBACK; |
410 | } |
800 | } |
411 | |
801 | |
412 | return !!SvTRUE (ERRSV); |
802 | return !!SvTRUE (ERRSV); |
413 | } |
803 | } |
414 | |
804 | |
|
|
805 | static void |
415 | static void req_destroy (aio_req req) |
806 | req_destroy (aio_req req) |
416 | { |
807 | { |
417 | if (req->self) |
808 | if (req->self) |
418 | { |
809 | { |
419 | sv_unmagic (req->self, PERL_MAGIC_ext); |
810 | sv_unmagic (req->self, PERL_MAGIC_ext); |
420 | SvREFCNT_dec (req->self); |
811 | SvREFCNT_dec (req->self); |
421 | } |
812 | } |
422 | |
813 | |
423 | SvREFCNT_dec (req->sv1); |
814 | SvREFCNT_dec (req->sv1); |
424 | SvREFCNT_dec (req->sv2); |
815 | SvREFCNT_dec (req->sv2); |
|
|
816 | SvREFCNT_dec (req->sv3); |
|
|
817 | SvREFCNT_dec (req->sv4); |
425 | SvREFCNT_dec (req->callback); |
818 | SvREFCNT_dec (req->callback); |
426 | |
819 | |
427 | Safefree (req); |
820 | free (req); |
428 | } |
821 | } |
429 | |
822 | |
|
|
823 | static void |
430 | static void req_cancel_subs (aio_req grp) |
824 | req_cancel_subs (aio_req grp) |
431 | { |
825 | { |
432 | aio_req sub; |
|
|
433 | |
|
|
434 | if (grp->type != EIO_GROUP) |
826 | if (grp->type != EIO_GROUP) |
435 | return; |
827 | return; |
436 | |
828 | |
437 | SvREFCNT_dec (grp->sv2); |
829 | SvREFCNT_dec (grp->sv2); |
438 | grp->sv2 = 0; |
830 | grp->sv2 = 0; |
439 | |
831 | |
440 | eio_grp_cancel (grp); |
832 | eio_grp_cancel (grp); |
441 | } |
833 | } |
442 | |
834 | |
443 | #ifdef USE_SOCKETS_AS_HANDLES |
835 | static void ecb_cold |
444 | # define TO_SOCKET(x) (win32_get_osfhandle (x)) |
836 | create_respipe (void) |
445 | #else |
837 | { |
446 | # define TO_SOCKET(x) (x) |
838 | if (s_epipe_renew (&respipe)) |
447 | #endif |
839 | croak ("IO::AIO: unable to initialize result pipe"); |
|
|
840 | } |
448 | |
841 | |
449 | static void |
842 | static void |
450 | create_respipe (void) |
843 | poll_wait (void) |
451 | { |
844 | { |
452 | int old_readfd = respipe [0]; |
|
|
453 | |
|
|
454 | if (respipe [1] >= 0) |
|
|
455 | respipe_close (TO_SOCKET (respipe [1])); |
|
|
456 | |
|
|
457 | #ifdef _WIN32 |
|
|
458 | if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe)) |
|
|
459 | #else |
|
|
460 | if (pipe (respipe)) |
|
|
461 | #endif |
|
|
462 | croak ("unable to initialize result pipe"); |
|
|
463 | |
|
|
464 | if (old_readfd >= 0) |
|
|
465 | { |
|
|
466 | if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) |
|
|
467 | croak ("unable to initialize result pipe(2)"); |
|
|
468 | |
|
|
469 | respipe_close (respipe [0]); |
|
|
470 | respipe [0] = old_readfd; |
|
|
471 | } |
|
|
472 | |
|
|
473 | #ifdef _WIN32 |
|
|
474 | int arg = 1; |
|
|
475 | if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg) |
|
|
476 | || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg)) |
|
|
477 | #else |
|
|
478 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) |
|
|
479 | || fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
|
|
480 | #endif |
|
|
481 | croak ("unable to initialize result pipe(3)"); |
|
|
482 | |
|
|
483 | respipe_osf [0] = TO_SOCKET (respipe [0]); |
|
|
484 | respipe_osf [1] = TO_SOCKET (respipe [1]); |
|
|
485 | } |
|
|
486 | |
|
|
487 | static void poll_wait (void) |
|
|
488 | { |
|
|
489 | fd_set rfd; |
|
|
490 | |
|
|
491 | while (eio_nreqs ()) |
845 | while (eio_nreqs ()) |
492 | { |
846 | { |
493 | int size; |
847 | int size; |
494 | |
848 | |
495 | X_LOCK (reslock); |
849 | X_LOCK (EIO_POOL->reslock); |
496 | size = res_queue.size; |
850 | size = EIO_POOL->res_queue.size; |
497 | X_UNLOCK (reslock); |
851 | X_UNLOCK (EIO_POOL->reslock); |
498 | |
852 | |
499 | if (size) |
853 | if (size) |
500 | return; |
854 | return; |
501 | |
855 | |
502 | etp_maybe_start_thread (); |
856 | etp_maybe_start_thread (EIO_POOL); |
503 | |
857 | |
504 | FD_ZERO (&rfd); |
858 | s_epipe_wait (&respipe); |
505 | FD_SET (respipe [0], &rfd); |
|
|
506 | |
|
|
507 | PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); |
|
|
508 | } |
859 | } |
509 | } |
860 | } |
510 | |
861 | |
511 | static int poll_cb (void) |
862 | static int |
|
|
863 | poll_cb (void) |
512 | { |
864 | { |
513 | for (;;) |
865 | for (;;) |
514 | { |
866 | { |
515 | int res = eio_poll (); |
867 | int res = eio_poll (); |
516 | |
868 | |
… | |
… | |
522 | |
874 | |
523 | poll_wait (); |
875 | poll_wait (); |
524 | } |
876 | } |
525 | } |
877 | } |
526 | |
878 | |
527 | static void atfork_child (void) |
879 | static void ecb_cold |
|
|
880 | reinit (void) |
528 | { |
881 | { |
529 | create_respipe (); |
882 | create_respipe (); |
|
|
883 | |
|
|
884 | if (eio_init (want_poll, done_poll) < 0) |
|
|
885 | croak ("IO::AIO: unable to initialise eio library"); |
530 | } |
886 | } |
|
|
887 | |
|
|
888 | /*****************************************************************************/ |
531 | |
889 | |
532 | static SV * |
890 | static SV * |
533 | get_cb (SV *cb_sv) |
891 | get_cb (SV *cb_sv) |
534 | { |
892 | { |
535 | HV *st; |
893 | SvGETMAGIC (cb_sv); |
536 | GV *gvp; |
894 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
|
|
895 | } |
|
|
896 | |
|
|
897 | static aio_req ecb_noinline |
|
|
898 | dreq (SV *callback) |
|
|
899 | { |
537 | CV *cv; |
900 | SV *cb_cv; |
|
|
901 | aio_req req; |
|
|
902 | int req_pri = next_pri; |
|
|
903 | next_pri = EIO_PRI_DEFAULT; |
538 | |
904 | |
539 | if (!SvOK (cb_sv)) |
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 | |
540 | return 0; |
914 | return req; |
541 | |
|
|
542 | cv = sv_2cv (cb_sv, &st, &gvp, 0); |
|
|
543 | |
|
|
544 | if (!cv) |
|
|
545 | croak ("IO::AIO callback must be undef or a CODE reference"); |
|
|
546 | |
|
|
547 | return (SV *)cv; |
|
|
548 | } |
915 | } |
549 | |
916 | |
550 | #define dREQ \ |
917 | #define dREQ \ |
551 | SV *cb_cv; \ |
918 | aio_req req = dreq (callback); \ |
552 | aio_req req; \ |
|
|
553 | int req_pri = next_pri; \ |
|
|
554 | next_pri = EIO_PRI_DEFAULT; \ |
|
|
555 | \ |
|
|
556 | cb_cv = get_cb (callback); \ |
|
|
557 | \ |
|
|
558 | Newz (0, req, 1, eio_req); \ |
|
|
559 | if (!req) \ |
|
|
560 | croak ("out of memory during eio_req allocation"); \ |
|
|
561 | \ |
|
|
562 | req->callback = SvREFCNT_inc (cb_cv); \ |
|
|
563 | req->pri = req_pri |
|
|
564 | |
919 | |
565 | #define REQ_SEND \ |
920 | #define REQ_SEND \ |
566 | PUTBACK; \ |
921 | PUTBACK; \ |
567 | req_submit (req); \ |
922 | req_submit (req); \ |
568 | SPAGAIN; \ |
923 | SPAGAIN; \ |
569 | \ |
924 | \ |
570 | if (GIMME_V != G_VOID) \ |
925 | if (GIMME_V != G_VOID) \ |
571 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
926 | XPUSHs (req_sv (req, aio_req_stash)); |
572 | |
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 | |
573 | static int |
994 | static void |
574 | extract_fd (SV *fh, int wr) |
995 | ts_set (struct timespec *ts, NV value) |
575 | { |
996 | { |
576 | int fd = PerlIO_fileno (wr ? IoOFP (sv_2io (fh)) : IoIFP (sv_2io (fh))); |
997 | ts->tv_sec = value; |
577 | |
998 | ts->tv_nsec = (value - ts->tv_sec) * 1e9; |
578 | if (fd < 0) |
|
|
579 | croak ("illegal fh argument, either not an OS file or read/write mode mismatch"); |
|
|
580 | |
|
|
581 | return fd; |
|
|
582 | } |
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; |
583 | |
1010 | |
584 | MODULE = IO::AIO PACKAGE = IO::AIO |
1011 | MODULE = IO::AIO PACKAGE = IO::AIO |
585 | |
1012 | |
586 | PROTOTYPES: ENABLE |
1013 | PROTOTYPES: ENABLE |
587 | |
1014 | |
… | |
… | |
589 | { |
1016 | { |
590 | static const struct { |
1017 | static const struct { |
591 | const char *name; |
1018 | const char *name; |
592 | IV iv; |
1019 | IV iv; |
593 | } *civ, const_iv[] = { |
1020 | } *civ, const_iv[] = { |
594 | # define const_iv(name, value) { # name, (IV) value }, |
1021 | # define const_niv(name, value) { # name, (IV) value }, |
|
|
1022 | # define const_iv(name) { # name, (IV) name }, |
595 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
1023 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
596 | const_iv (EXDEV , EXDEV) |
1024 | |
|
|
1025 | /* you have to re-run ./gendef0 after adding/removing any constants here */ |
|
|
1026 | /* the first block can be undef if missing */ |
597 | const_iv (ENOSYS , ENOSYS) |
1027 | const_iv (ENOSYS) |
598 | const_iv (O_RDONLY, O_RDONLY) |
1028 | const_iv (EXDEV) |
599 | const_iv (O_WRONLY, O_WRONLY) |
1029 | const_iv (EBADR) |
600 | const_iv (O_CREAT , O_CREAT) |
1030 | |
601 | const_iv (O_TRUNC , O_TRUNC) |
1031 | /* for lseek */ |
602 | #ifndef _WIN32 |
1032 | const_iv (SEEK_DATA) |
603 | const_iv (S_IFIFO , S_IFIFO) |
1033 | const_iv (SEEK_HOLE) |
604 | #endif |
1034 | |
605 | const_iv (FADV_NORMAL , POSIX_FADV_NORMAL) |
1035 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
606 | const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
1036 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
607 | const_iv (FADV_RANDOM , POSIX_FADV_RANDOM) |
1037 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
608 | const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
1038 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
609 | const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
1039 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
610 | const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
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 | |
|
|
1051 | const_iv (O_RDONLY) |
|
|
1052 | const_iv (O_WRONLY) |
|
|
1053 | const_iv (O_RDWR) |
|
|
1054 | const_iv (O_CREAT) |
|
|
1055 | const_iv (O_TRUNC) |
|
|
1056 | const_iv (O_EXCL) |
|
|
1057 | const_iv (O_APPEND) |
|
|
1058 | |
|
|
1059 | const_iv (O_ASYNC) |
|
|
1060 | const_iv (O_DIRECT) |
|
|
1061 | const_iv (O_NOATIME) |
|
|
1062 | |
|
|
1063 | const_iv (O_CLOEXEC) |
|
|
1064 | const_iv (O_NOCTTY) |
|
|
1065 | const_iv (O_NOFOLLOW) |
|
|
1066 | const_iv (O_NONBLOCK) |
|
|
1067 | const_iv (O_EXEC) |
|
|
1068 | const_iv (O_SEARCH) |
|
|
1069 | const_iv (O_DIRECTORY) |
|
|
1070 | const_iv (O_DSYNC) |
|
|
1071 | const_iv (O_RSYNC) |
|
|
1072 | const_iv (O_SYNC) |
|
|
1073 | const_iv (O_PATH) |
|
|
1074 | const_iv (O_TMPFILE) |
|
|
1075 | const_iv (O_TTY_INIT) |
|
|
1076 | |
|
|
1077 | const_iv (S_IFIFO) |
|
|
1078 | const_iv (S_IFCHR) |
|
|
1079 | const_iv (S_IFBLK) |
|
|
1080 | const_iv (S_IFLNK) |
|
|
1081 | const_iv (S_IFREG) |
|
|
1082 | const_iv (S_IFDIR) |
|
|
1083 | const_iv (S_IFWHT) |
|
|
1084 | const_iv (S_IFSOCK) |
|
|
1085 | const_iv (S_IFMT) |
|
|
1086 | |
|
|
1087 | const_iv (ST_RDONLY) |
|
|
1088 | const_iv (ST_NOSUID) |
|
|
1089 | const_iv (ST_NODEV) |
|
|
1090 | const_iv (ST_NOEXEC) |
|
|
1091 | const_iv (ST_SYNCHRONOUS) |
|
|
1092 | const_iv (ST_MANDLOCK) |
|
|
1093 | const_iv (ST_WRITE) |
|
|
1094 | const_iv (ST_APPEND) |
|
|
1095 | const_iv (ST_IMMUTABLE) |
|
|
1096 | const_iv (ST_NOATIME) |
|
|
1097 | const_iv (ST_NODIRATIME) |
|
|
1098 | const_iv (ST_RELATIME) |
|
|
1099 | |
|
|
1100 | const_iv (PROT_NONE) |
|
|
1101 | const_iv (PROT_EXEC) |
|
|
1102 | const_iv (PROT_READ) |
|
|
1103 | const_iv (PROT_WRITE) |
|
|
1104 | |
|
|
1105 | const_iv (MAP_PRIVATE) |
|
|
1106 | const_iv (MAP_SHARED) |
|
|
1107 | const_iv (MAP_FIXED) |
|
|
1108 | const_iv (MAP_ANONYMOUS) |
|
|
1109 | |
|
|
1110 | /* linuxish */ |
|
|
1111 | const_iv (MAP_LOCKED) |
|
|
1112 | const_iv (MAP_NORESERVE) |
|
|
1113 | const_iv (MAP_POPULATE) |
|
|
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) |
|
|
1226 | |
|
|
1227 | const_eio (MCL_FUTURE) |
|
|
1228 | const_eio (MCL_CURRENT) |
|
|
1229 | |
|
|
1230 | const_eio (MS_ASYNC) |
|
|
1231 | const_eio (MS_INVALIDATE) |
|
|
1232 | const_eio (MS_SYNC) |
|
|
1233 | |
|
|
1234 | const_eio (MT_MODIFY) |
611 | |
1235 | |
612 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
1236 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
613 | const_eio (SYNC_FILE_RANGE_WRITE) |
1237 | const_eio (SYNC_FILE_RANGE_WRITE) |
614 | 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) |
615 | |
1250 | |
616 | const_eio (READDIR_DENTS) |
1251 | const_eio (READDIR_DENTS) |
617 | const_eio (READDIR_DIRS_FIRST) |
1252 | const_eio (READDIR_DIRS_FIRST) |
618 | const_eio (READDIR_STAT_ORDER) |
1253 | const_eio (READDIR_STAT_ORDER) |
619 | const_eio (READDIR_FOUND_UNKNOWN) |
1254 | const_eio (READDIR_FOUND_UNKNOWN) |
… | |
… | |
627 | const_eio (DT_LNK) |
1262 | const_eio (DT_LNK) |
628 | const_eio (DT_SOCK) |
1263 | const_eio (DT_SOCK) |
629 | const_eio (DT_WHT) |
1264 | const_eio (DT_WHT) |
630 | }; |
1265 | }; |
631 | |
1266 | |
632 | stash = gv_stashpv ("IO::AIO", 1); |
1267 | aio_stash = gv_stashpv ("IO::AIO" , 1); |
|
|
1268 | aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); |
|
|
1269 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
|
|
1270 | aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1); |
633 | |
1271 | |
634 | 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--) |
635 | newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); |
1273 | newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); |
636 | |
1274 | |
637 | create_respipe (); |
1275 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
638 | |
1276 | |
639 | if (eio_init (want_poll, done_poll) < 0) |
1277 | reinit (); |
640 | croak ("IO::AIO: unable to initialise eio library"); |
|
|
641 | |
|
|
642 | /* atfork child called in fifo order, so before eio's handler */ |
|
|
643 | X_THREAD_ATFORK (0, 0, atfork_child); |
|
|
644 | } |
1278 | } |
645 | |
1279 | |
646 | void |
1280 | void |
|
|
1281 | reinit () |
|
|
1282 | PROTOTYPE: |
|
|
1283 | |
|
|
1284 | void |
647 | max_poll_reqs (int nreqs) |
1285 | max_poll_reqs (unsigned int nreqs) |
648 | PROTOTYPE: $ |
1286 | PROTOTYPE: $ |
649 | CODE: |
1287 | CODE: |
650 | eio_set_max_poll_reqs (nreqs); |
1288 | eio_set_max_poll_reqs (nreqs); |
651 | |
1289 | |
652 | void |
1290 | void |
… | |
… | |
654 | PROTOTYPE: $ |
1292 | PROTOTYPE: $ |
655 | CODE: |
1293 | CODE: |
656 | eio_set_max_poll_time (nseconds); |
1294 | eio_set_max_poll_time (nseconds); |
657 | |
1295 | |
658 | void |
1296 | void |
659 | min_parallel (int nthreads) |
1297 | min_parallel (unsigned int nthreads) |
660 | PROTOTYPE: $ |
1298 | PROTOTYPE: $ |
661 | CODE: |
1299 | CODE: |
662 | eio_set_min_parallel (nthreads); |
1300 | eio_set_min_parallel (nthreads); |
663 | |
1301 | |
664 | void |
1302 | void |
665 | max_parallel (int nthreads) |
1303 | max_parallel (unsigned int nthreads) |
666 | PROTOTYPE: $ |
1304 | PROTOTYPE: $ |
667 | CODE: |
1305 | CODE: |
668 | eio_set_max_parallel (nthreads); |
1306 | eio_set_max_parallel (nthreads); |
669 | |
1307 | |
670 | void |
1308 | void |
671 | max_idle (int nthreads) |
1309 | max_idle (unsigned int nthreads) |
672 | PROTOTYPE: $ |
1310 | PROTOTYPE: $ |
673 | CODE: |
1311 | CODE: |
674 | eio_set_max_idle (nthreads); |
1312 | eio_set_max_idle (nthreads); |
675 | |
1313 | |
676 | void |
1314 | void |
|
|
1315 | idle_timeout (unsigned int seconds) |
|
|
1316 | PROTOTYPE: $ |
|
|
1317 | CODE: |
|
|
1318 | eio_set_idle_timeout (seconds); |
|
|
1319 | |
|
|
1320 | void |
677 | max_outstanding (int maxreqs) |
1321 | max_outstanding (unsigned int maxreqs) |
678 | PROTOTYPE: $ |
1322 | PROTOTYPE: $ |
679 | CODE: |
1323 | CODE: |
680 | max_outstanding = maxreqs; |
1324 | max_outstanding = maxreqs; |
681 | |
1325 | |
682 | void |
1326 | void |
683 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
1327 | aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef) |
684 | PROTOTYPE: $$$;$ |
|
|
685 | PPCODE: |
1328 | PPCODE: |
686 | { |
1329 | { |
687 | dREQ; |
1330 | dREQ; |
688 | |
1331 | |
|
|
1332 | req->type = EIO_WD_OPEN; |
|
|
1333 | req_set_path1 (req, pathname); |
|
|
1334 | |
|
|
1335 | REQ_SEND; |
|
|
1336 | } |
|
|
1337 | |
|
|
1338 | void |
|
|
1339 | aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef) |
|
|
1340 | PPCODE: |
|
|
1341 | { |
|
|
1342 | dREQ; |
|
|
1343 | |
689 | req->type = EIO_OPEN; |
1344 | req->type = EIO_OPEN; |
690 | req->sv1 = newSVsv (pathname); |
1345 | req_set_path1 (req, pathname); |
691 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
692 | req->int1 = flags; |
1346 | req->int1 = flags; |
693 | req->int2 = mode; |
1347 | req->int2 = mode; |
694 | |
1348 | |
695 | REQ_SEND; |
1349 | REQ_SEND; |
696 | } |
1350 | } |
697 | |
1351 | |
698 | void |
1352 | void |
699 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
1353 | aio_fsync (SV *fh, SV *callback = &PL_sv_undef) |
700 | PROTOTYPE: $;$ |
|
|
701 | ALIAS: |
1354 | ALIAS: |
702 | aio_fsync = EIO_FSYNC |
1355 | aio_fsync = EIO_FSYNC |
703 | aio_fdatasync = EIO_FDATASYNC |
1356 | aio_fdatasync = EIO_FDATASYNC |
|
|
1357 | aio_syncfs = EIO_SYNCFS |
704 | PPCODE: |
1358 | PPCODE: |
705 | { |
1359 | { |
706 | int fd = extract_fd (fh, 0); |
1360 | int fd = s_fileno_croak (fh, 0); |
707 | dREQ; |
1361 | dREQ; |
708 | |
1362 | |
709 | req->type = ix; |
1363 | req->type = ix; |
710 | req->sv1 = newSVsv (fh); |
1364 | req->sv1 = newSVsv (fh); |
711 | req->int1 = fd; |
1365 | req->int1 = fd; |
712 | |
1366 | |
713 | REQ_SEND (req); |
1367 | REQ_SEND; |
714 | } |
1368 | } |
715 | |
1369 | |
716 | void |
1370 | void |
717 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
1371 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef) |
718 | PROTOTYPE: $$$$;$ |
|
|
719 | PPCODE: |
1372 | PPCODE: |
720 | { |
1373 | { |
721 | int fd = extract_fd (fh, 0); |
1374 | int fd = s_fileno_croak (fh, 0); |
722 | dREQ; |
1375 | dREQ; |
723 | |
1376 | |
724 | req->type = EIO_SYNC_FILE_RANGE; |
1377 | req->type = EIO_SYNC_FILE_RANGE; |
725 | req->sv1 = newSVsv (fh); |
1378 | req->sv1 = newSVsv (fh); |
726 | req->int1 = fd; |
1379 | req->int1 = fd; |
727 | req->offs = offset; |
1380 | req->offs = offset; |
728 | req->size = nbytes; |
1381 | req->size = nbytes; |
729 | req->int2 = flags; |
1382 | req->int2 = flags; |
730 | |
1383 | |
731 | REQ_SEND (req); |
1384 | REQ_SEND; |
732 | } |
1385 | } |
733 | |
1386 | |
734 | void |
1387 | void |
735 | 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) |
736 | PROTOTYPE: $;$ |
|
|
737 | PPCODE: |
1389 | PPCODE: |
738 | { |
1390 | { |
739 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
1391 | int fd = s_fileno_croak (fh, 0); |
740 | int fd = extract_fd (fh, 0); |
|
|
741 | dREQ; |
1392 | dREQ; |
742 | |
1393 | |
743 | 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)) |
744 | { |
1413 | { |
745 | int pipefd [2]; |
1414 | int pipefd [2]; |
746 | |
1415 | |
|
|
1416 | if ( |
|
|
1417 | #ifdef _WIN32 |
|
|
1418 | _pipe (pipefd, 1, _O_BINARY) < 0 |
|
|
1419 | #else |
747 | if (pipe (pipefd) < 0 |
1420 | pipe (pipefd) < 0 |
748 | || close (pipefd [1]) < 0 |
|
|
749 | || 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 | ) |
750 | abort (); /*D*/ |
1425 | abort (); /*D*/ |
751 | |
1426 | |
752 | close_pipe = pipefd [0]; |
1427 | close_fd = pipefd [0]; |
753 | } |
1428 | } |
754 | |
1429 | |
755 | req->type = EIO_DUP2; |
1430 | req->type = EIO_DUP2; |
756 | req->int1 = close_pipe; |
1431 | req->int1 = close_fd; |
757 | req->sv2 = newSVsv (fh); |
1432 | req->sv2 = newSVsv (fh); |
758 | req->int2 = fd; |
1433 | req->int2 = fd; |
759 | |
1434 | |
760 | REQ_SEND (req); |
1435 | REQ_SEND; |
761 | } |
1436 | } |
762 | |
1437 | |
763 | 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 |
764 | 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) |
765 | ALIAS: |
1456 | ALIAS: |
766 | aio_read = EIO_READ |
1457 | aio_read = EIO_READ |
767 | aio_write = EIO_WRITE |
1458 | aio_write = EIO_WRITE |
768 | PROTOTYPE: $$$$$;$ |
|
|
769 | PPCODE: |
1459 | PPCODE: |
770 | { |
1460 | { |
771 | STRLEN svlen; |
1461 | STRLEN svlen; |
772 | int fd = extract_fd (fh, ix == EIO_WRITE); |
1462 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
773 | char *svptr = SvPVbyte (data, svlen); |
1463 | char *svptr = SvPVbyte (data, svlen); |
774 | UV len = SvUV (length); |
1464 | UV len = SvUV (length); |
775 | |
1465 | |
776 | if (dataoffset < 0) |
1466 | if (dataoffset < 0) |
777 | dataoffset += svlen; |
1467 | dataoffset += svlen; |
… | |
… | |
786 | len = svlen - dataoffset; |
1476 | len = svlen - dataoffset; |
787 | } |
1477 | } |
788 | else |
1478 | else |
789 | { |
1479 | { |
790 | /* read: check type and grow scalar as necessary */ |
1480 | /* read: check type and grow scalar as necessary */ |
791 | SvUPGRADE (data, SVt_PV); |
1481 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
792 | svptr = SvGROW (data, len + dataoffset + 1); |
1482 | svptr = sv_grow (data, len + dataoffset + 1); |
|
|
1483 | else if (SvCUR (data) < len + dataoffset) |
|
|
1484 | croak ("length + dataoffset outside of scalar, and cannot grow"); |
793 | } |
1485 | } |
794 | |
1486 | |
795 | { |
1487 | { |
796 | dREQ; |
1488 | dREQ; |
797 | |
1489 | |
… | |
… | |
813 | REQ_SEND; |
1505 | REQ_SEND; |
814 | } |
1506 | } |
815 | } |
1507 | } |
816 | |
1508 | |
817 | void |
1509 | void |
818 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
1510 | aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef) |
819 | PROTOTYPE: $$;$ |
1511 | ALIAS: |
|
|
1512 | aio_ioctl = EIO_IOCTL |
|
|
1513 | aio_fcntl = EIO_FCNTL |
820 | PPCODE: |
1514 | PPCODE: |
821 | { |
1515 | { |
822 | SV *data; |
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 |
|
|
1550 | aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
|
|
1551 | ALIAS: |
|
|
1552 | aio_readlink = EIO_READLINK |
|
|
1553 | aio_realpath = EIO_REALPATH |
|
|
1554 | PPCODE: |
|
|
1555 | { |
823 | dREQ; |
1556 | dREQ; |
824 | |
1557 | |
825 | req->type = EIO_READLINK; |
1558 | req->type = ix; |
826 | req->sv1 = newSVsv (path); |
1559 | req_set_path1 (req, pathname); |
827 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
828 | |
1560 | |
829 | REQ_SEND; |
1561 | REQ_SEND; |
830 | } |
1562 | } |
831 | |
1563 | |
832 | void |
1564 | void |
833 | 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) |
834 | PROTOTYPE: $$$$;$ |
|
|
835 | PPCODE: |
1566 | PPCODE: |
836 | { |
1567 | { |
837 | int ifd = extract_fd (in_fh , 0); |
1568 | int ifd = s_fileno_croak (in_fh , 0); |
838 | int ofd = extract_fd (out_fh, 0); |
1569 | int ofd = s_fileno_croak (out_fh, 1); |
839 | dREQ; |
1570 | dREQ; |
840 | |
1571 | |
841 | req->type = EIO_SENDFILE; |
1572 | req->type = EIO_SENDFILE; |
842 | req->sv1 = newSVsv (out_fh); |
1573 | req->sv1 = newSVsv (out_fh); |
843 | req->int1 = ofd; |
1574 | req->int1 = ofd; |
… | |
… | |
848 | |
1579 | |
849 | REQ_SEND; |
1580 | REQ_SEND; |
850 | } |
1581 | } |
851 | |
1582 | |
852 | void |
1583 | void |
853 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
1584 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef) |
854 | PROTOTYPE: $$$;$ |
|
|
855 | PPCODE: |
1585 | PPCODE: |
856 | { |
1586 | { |
857 | int fd = extract_fd (fh, 0); |
1587 | int fd = s_fileno_croak (fh, 0); |
858 | dREQ; |
1588 | dREQ; |
859 | |
1589 | |
860 | req->type = EIO_READAHEAD; |
1590 | req->type = EIO_READAHEAD; |
861 | req->sv1 = newSVsv (fh); |
1591 | req->sv1 = newSVsv (fh); |
862 | req->int1 = fd; |
1592 | req->int1 = fd; |
… | |
… | |
865 | |
1595 | |
866 | REQ_SEND; |
1596 | REQ_SEND; |
867 | } |
1597 | } |
868 | |
1598 | |
869 | void |
1599 | void |
870 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
1600 | aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef) |
871 | ALIAS: |
1601 | ALIAS: |
872 | aio_stat = EIO_STAT |
1602 | aio_stat = EIO_STAT |
873 | aio_lstat = EIO_LSTAT |
1603 | aio_lstat = EIO_LSTAT |
|
|
1604 | aio_statvfs = EIO_STATVFS |
874 | PPCODE: |
1605 | PPCODE: |
875 | { |
1606 | { |
876 | dREQ; |
1607 | dREQ; |
877 | |
1608 | |
878 | req->sv1 = newSVsv (fh_or_path); |
1609 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
879 | |
|
|
880 | if (SvPOK (req->sv1)) |
|
|
881 | { |
|
|
882 | req->type = ix; |
|
|
883 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
884 | } |
|
|
885 | else |
|
|
886 | { |
|
|
887 | req->type = EIO_FSTAT; |
|
|
888 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
889 | } |
|
|
890 | |
1610 | |
891 | REQ_SEND; |
1611 | REQ_SEND; |
892 | } |
1612 | } |
893 | |
1613 | |
|
|
1614 | UV |
|
|
1615 | major (UV dev) |
|
|
1616 | ALIAS: |
|
|
1617 | minor = 1 |
|
|
1618 | CODE: |
|
|
1619 | RETVAL = ix ? minor (dev) : major (dev); |
|
|
1620 | OUTPUT: |
|
|
1621 | RETVAL |
|
|
1622 | |
|
|
1623 | UV |
|
|
1624 | makedev (UV maj, UV min) |
|
|
1625 | CODE: |
|
|
1626 | RETVAL = makedev (maj, min); |
|
|
1627 | OUTPUT: |
|
|
1628 | RETVAL |
|
|
1629 | |
894 | void |
1630 | void |
895 | 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) |
896 | PPCODE: |
1632 | PPCODE: |
897 | { |
1633 | { |
898 | dREQ; |
1634 | dREQ; |
899 | |
1635 | |
900 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
1636 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
901 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
1637 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
902 | req->sv1 = newSVsv (fh_or_path); |
1638 | req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path); |
903 | |
|
|
904 | if (SvPOK (req->sv1)) |
|
|
905 | { |
|
|
906 | req->type = EIO_UTIME; |
|
|
907 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
908 | } |
|
|
909 | else |
|
|
910 | { |
|
|
911 | req->type = EIO_FUTIME; |
|
|
912 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
913 | } |
|
|
914 | |
1639 | |
915 | REQ_SEND; |
1640 | REQ_SEND; |
916 | } |
1641 | } |
917 | |
1642 | |
918 | void |
1643 | void |
919 | 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) |
920 | PPCODE: |
1645 | PPCODE: |
921 | { |
1646 | { |
922 | dREQ; |
1647 | dREQ; |
923 | |
1648 | |
924 | req->sv1 = newSVsv (fh_or_path); |
|
|
925 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
1649 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
926 | |
1650 | req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path); |
927 | if (SvPOK (req->sv1)) |
|
|
928 | { |
|
|
929 | req->type = EIO_TRUNCATE; |
|
|
930 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
931 | } |
|
|
932 | else |
|
|
933 | { |
|
|
934 | req->type = EIO_FTRUNCATE; |
|
|
935 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
936 | } |
|
|
937 | |
1651 | |
938 | REQ_SEND; |
1652 | REQ_SEND; |
939 | } |
1653 | } |
940 | |
1654 | |
941 | void |
1655 | void |
942 | 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) |
943 | ALIAS: |
|
|
944 | aio_chmod = EIO_CHMOD |
|
|
945 | aio_mkdir = EIO_MKDIR |
|
|
946 | PPCODE: |
1657 | PPCODE: |
947 | { |
1658 | { |
948 | dREQ; |
1659 | dREQ; |
949 | |
1660 | |
950 | req->int2 = mode; |
1661 | req->int2 = mode; |
951 | req->sv1 = newSVsv (fh_or_path); |
1662 | req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path); |
952 | |
|
|
953 | if (SvPOK (req->sv1)) |
|
|
954 | { |
|
|
955 | req->type = ix; |
|
|
956 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
957 | } |
|
|
958 | else |
|
|
959 | { |
|
|
960 | req->type = EIO_FCHMOD; |
|
|
961 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
962 | } |
|
|
963 | |
1663 | |
964 | REQ_SEND; |
1664 | REQ_SEND; |
965 | } |
1665 | } |
966 | |
1666 | |
967 | void |
1667 | void |
968 | 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) |
969 | PPCODE: |
1669 | PPCODE: |
970 | { |
1670 | { |
971 | dREQ; |
1671 | dREQ; |
972 | |
1672 | |
973 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
1673 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
974 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
1674 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
975 | req->sv1 = newSVsv (fh_or_path); |
1675 | req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path); |
976 | |
|
|
977 | if (SvPOK (req->sv1)) |
|
|
978 | { |
|
|
979 | req->type = EIO_CHOWN; |
|
|
980 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
981 | } |
|
|
982 | else |
|
|
983 | { |
|
|
984 | req->type = EIO_FCHOWN; |
|
|
985 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
986 | } |
|
|
987 | |
1676 | |
988 | REQ_SEND; |
1677 | REQ_SEND; |
989 | } |
1678 | } |
990 | |
1679 | |
991 | void |
1680 | void |
992 | aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) |
1681 | aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef) |
993 | PPCODE: |
1682 | PPCODE: |
994 | { |
1683 | { |
995 | dREQ; |
1684 | dREQ; |
996 | |
1685 | |
997 | req->type = EIO_READDIR; |
1686 | req->type = EIO_READDIR; |
998 | req->sv1 = newSVsv (pathname); |
|
|
999 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1000 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
1687 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
1001 | |
1688 | |
1002 | if (flags & EIO_READDIR_DENTS) |
1689 | if (flags & EIO_READDIR_DENTS) |
1003 | req->int1 |= EIO_READDIR_CUSTOM2; |
1690 | req->int1 |= EIO_READDIR_CUSTOM2; |
1004 | |
1691 | |
|
|
1692 | req_set_path1 (req, pathname); |
|
|
1693 | |
1005 | REQ_SEND; |
1694 | REQ_SEND; |
1006 | } |
1695 | } |
1007 | |
1696 | |
1008 | 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 |
1009 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
1711 | aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
1010 | ALIAS: |
1712 | ALIAS: |
1011 | aio_unlink = EIO_UNLINK |
1713 | aio_unlink = EIO_UNLINK |
1012 | aio_rmdir = EIO_RMDIR |
1714 | aio_rmdir = EIO_RMDIR |
1013 | aio_readdir = EIO_READDIR |
1715 | aio_readdir = EIO_READDIR |
1014 | PPCODE: |
1716 | PPCODE: |
1015 | { |
1717 | { |
1016 | dREQ; |
1718 | dREQ; |
1017 | |
1719 | |
1018 | req->type = ix; |
1720 | req->type = ix; |
1019 | req->sv1 = newSVsv (pathname); |
1721 | req_set_path1 (req, pathname); |
1020 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1021 | |
1722 | |
1022 | REQ_SEND; |
1723 | REQ_SEND; |
1023 | } |
1724 | } |
1024 | |
1725 | |
1025 | void |
1726 | void |
1026 | aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) |
1727 | aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef) |
1027 | ALIAS: |
1728 | ALIAS: |
1028 | aio_link = EIO_LINK |
1729 | aio_link = EIO_LINK |
1029 | aio_symlink = EIO_SYMLINK |
1730 | aio_symlink = EIO_SYMLINK |
1030 | aio_rename = EIO_RENAME |
1731 | aio_rename = EIO_RENAME |
1031 | PPCODE: |
1732 | PPCODE: |
1032 | { |
1733 | { |
|
|
1734 | eio_wd wd2 = 0; |
1033 | dREQ; |
1735 | dREQ; |
1034 | |
1736 | |
1035 | req->type = ix; |
1737 | req->type = ix; |
1036 | req->sv1 = newSVsv (oldpath); |
1738 | req_set_path1 (req, oldpath); |
1037 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1739 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
1038 | req->sv2 = newSVsv (newpath); |
1740 | req->int3 = (long)wd2; |
1039 | req->ptr2 = SvPVbyte_nolen (req->sv2); |
|
|
1040 | |
1741 | |
1041 | REQ_SEND; |
1742 | REQ_SEND; |
1042 | } |
1743 | } |
1043 | |
1744 | |
1044 | 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 |
1045 | 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) |
1046 | PPCODE: |
1763 | PPCODE: |
1047 | { |
1764 | { |
1048 | dREQ; |
1765 | dREQ; |
1049 | |
1766 | |
1050 | req->type = EIO_MKNOD; |
1767 | req->type = EIO_MKNOD; |
1051 | req->sv1 = newSVsv (pathname); |
|
|
1052 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1053 | req->int2 = (mode_t)mode; |
1768 | req->int2 = (mode_t)mode; |
1054 | req->offs = dev; |
1769 | req->offs = dev; |
|
|
1770 | req_set_path1 (req, pathname); |
1055 | |
1771 | |
1056 | REQ_SEND; |
1772 | REQ_SEND; |
1057 | } |
1773 | } |
1058 | |
1774 | |
1059 | void |
1775 | void |
|
|
1776 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef) |
|
|
1777 | ALIAS: |
|
|
1778 | aio_mtouch = EIO_MTOUCH |
|
|
1779 | aio_msync = EIO_MSYNC |
|
|
1780 | PPCODE: |
|
|
1781 | { |
|
|
1782 | STRLEN svlen; |
|
|
1783 | char *svptr = SvPVbyte (data, svlen); |
|
|
1784 | UV len = SvUV (length); |
|
|
1785 | |
|
|
1786 | if (flags < 0) |
|
|
1787 | flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0; |
|
|
1788 | |
|
|
1789 | if (offset < 0) |
|
|
1790 | offset += svlen; |
|
|
1791 | |
|
|
1792 | if (offset < 0 || offset > svlen) |
|
|
1793 | croak ("offset outside of scalar"); |
|
|
1794 | |
|
|
1795 | if (!SvOK (length) || len + offset > svlen) |
|
|
1796 | len = svlen - offset; |
|
|
1797 | |
|
|
1798 | { |
|
|
1799 | dREQ; |
|
|
1800 | |
|
|
1801 | req->type = ix; |
|
|
1802 | req->sv2 = SvREFCNT_inc (data); |
|
|
1803 | req->ptr2 = (char *)svptr + offset; |
|
|
1804 | req->size = len; |
|
|
1805 | req->int1 = flags; |
|
|
1806 | |
|
|
1807 | REQ_SEND; |
|
|
1808 | } |
|
|
1809 | } |
|
|
1810 | |
|
|
1811 | void |
|
|
1812 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef) |
|
|
1813 | PPCODE: |
|
|
1814 | { |
|
|
1815 | STRLEN svlen; |
|
|
1816 | char *svptr = SvPVbyte (data, svlen); |
|
|
1817 | UV len = SvUV (length); |
|
|
1818 | |
|
|
1819 | if (offset < 0) |
|
|
1820 | offset += svlen; |
|
|
1821 | |
|
|
1822 | if (offset < 0 || offset > svlen) |
|
|
1823 | croak ("offset outside of scalar"); |
|
|
1824 | |
|
|
1825 | if (!SvOK (length) || len + offset > svlen) |
|
|
1826 | len = svlen - offset; |
|
|
1827 | |
|
|
1828 | { |
|
|
1829 | dREQ; |
|
|
1830 | |
|
|
1831 | req->type = EIO_MLOCK; |
|
|
1832 | req->sv2 = SvREFCNT_inc (data); |
|
|
1833 | req->ptr2 = (char *)svptr + offset; |
|
|
1834 | req->size = len; |
|
|
1835 | |
|
|
1836 | REQ_SEND; |
|
|
1837 | } |
|
|
1838 | } |
|
|
1839 | |
|
|
1840 | void |
|
|
1841 | aio_mlockall (IV flags, SV *callback = &PL_sv_undef) |
|
|
1842 | PPCODE: |
|
|
1843 | { |
|
|
1844 | dREQ; |
|
|
1845 | |
|
|
1846 | req->type = EIO_MLOCKALL; |
|
|
1847 | req->int1 = flags; |
|
|
1848 | |
|
|
1849 | REQ_SEND; |
|
|
1850 | } |
|
|
1851 | |
|
|
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 |
1060 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1914 | aio_busy (double delay, SV *callback = &PL_sv_undef) |
1061 | PPCODE: |
1915 | PPCODE: |
1062 | { |
1916 | { |
1063 | dREQ; |
1917 | dREQ; |
1064 | |
1918 | |
1065 | req->type = EIO_BUSY; |
1919 | req->type = EIO_BUSY; |
… | |
… | |
1067 | |
1921 | |
1068 | REQ_SEND; |
1922 | REQ_SEND; |
1069 | } |
1923 | } |
1070 | |
1924 | |
1071 | void |
1925 | void |
1072 | aio_group (SV *callback=&PL_sv_undef) |
1926 | aio_group (SV *callback = &PL_sv_undef) |
1073 | PROTOTYPE: ;$ |
|
|
1074 | PPCODE: |
1927 | PPCODE: |
1075 | { |
1928 | { |
1076 | dREQ; |
1929 | dREQ; |
1077 | |
1930 | |
1078 | req->type = EIO_GROUP; |
1931 | req->type = EIO_GROUP; |
1079 | |
1932 | |
|
|
1933 | PUTBACK; |
1080 | req_submit (req); |
1934 | req_submit (req); |
|
|
1935 | SPAGAIN; |
|
|
1936 | |
1081 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1937 | XPUSHs (req_sv (req, aio_grp_stash)); |
1082 | } |
1938 | } |
1083 | |
1939 | |
1084 | void |
1940 | void |
1085 | aio_nop (SV *callback=&PL_sv_undef) |
1941 | aio_nop (SV *callback = &PL_sv_undef) |
1086 | ALIAS: |
1942 | ALIAS: |
1087 | aio_nop = EIO_NOP |
1943 | aio_nop = EIO_NOP |
1088 | aio_sync = EIO_SYNC |
1944 | aio_sync = EIO_SYNC |
1089 | PPCODE: |
1945 | PPCODE: |
1090 | { |
1946 | { |
… | |
… | |
1094 | |
1950 | |
1095 | REQ_SEND; |
1951 | REQ_SEND; |
1096 | } |
1952 | } |
1097 | |
1953 | |
1098 | int |
1954 | int |
1099 | aioreq_pri (int pri = 0) |
1955 | aioreq_pri (int pri = NO_INIT) |
1100 | PROTOTYPE: ;$ |
|
|
1101 | CODE: |
1956 | CODE: |
1102 | RETVAL = next_pri; |
1957 | RETVAL = next_pri; |
1103 | if (items > 0) |
1958 | if (items > 0) |
1104 | { |
1959 | { |
1105 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1960 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
… | |
… | |
1117 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1972 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1118 | next_pri = nice; |
1973 | next_pri = nice; |
1119 | |
1974 | |
1120 | void |
1975 | void |
1121 | flush () |
1976 | flush () |
1122 | PROTOTYPE: |
|
|
1123 | CODE: |
1977 | CODE: |
1124 | while (eio_nreqs ()) |
1978 | while (eio_nreqs ()) |
1125 | { |
1979 | { |
1126 | poll_wait (); |
1980 | poll_wait (); |
1127 | poll_cb (); |
1981 | poll_cb (); |
1128 | } |
1982 | } |
1129 | |
1983 | |
1130 | int |
1984 | int |
1131 | poll() |
1985 | poll () |
1132 | PROTOTYPE: |
|
|
1133 | CODE: |
1986 | CODE: |
1134 | poll_wait (); |
1987 | poll_wait (); |
1135 | RETVAL = poll_cb (); |
1988 | RETVAL = poll_cb (); |
1136 | OUTPUT: |
1989 | OUTPUT: |
1137 | RETVAL |
1990 | RETVAL |
1138 | |
1991 | |
1139 | int |
1992 | int |
1140 | poll_fileno() |
1993 | poll_fileno () |
1141 | PROTOTYPE: |
|
|
1142 | CODE: |
1994 | CODE: |
1143 | RETVAL = respipe [0]; |
1995 | RETVAL = s_epipe_fd (&respipe); |
1144 | OUTPUT: |
1996 | OUTPUT: |
1145 | RETVAL |
1997 | RETVAL |
1146 | |
1998 | |
1147 | int |
1999 | int |
1148 | poll_cb(...) |
2000 | poll_cb (...) |
1149 | PROTOTYPE: |
2001 | PROTOTYPE: |
1150 | CODE: |
2002 | CODE: |
1151 | RETVAL = poll_cb (); |
2003 | RETVAL = poll_cb (); |
1152 | OUTPUT: |
2004 | OUTPUT: |
1153 | RETVAL |
2005 | RETVAL |
1154 | |
2006 | |
1155 | void |
2007 | void |
1156 | poll_wait() |
2008 | poll_wait () |
1157 | PROTOTYPE: |
|
|
1158 | CODE: |
2009 | CODE: |
1159 | poll_wait (); |
2010 | poll_wait (); |
1160 | |
2011 | |
1161 | int |
2012 | int |
1162 | nreqs() |
2013 | nreqs () |
1163 | PROTOTYPE: |
|
|
1164 | CODE: |
2014 | CODE: |
1165 | RETVAL = eio_nreqs (); |
2015 | RETVAL = eio_nreqs (); |
1166 | OUTPUT: |
2016 | OUTPUT: |
1167 | RETVAL |
2017 | RETVAL |
1168 | |
2018 | |
1169 | int |
2019 | int |
1170 | nready() |
2020 | nready () |
1171 | PROTOTYPE: |
|
|
1172 | CODE: |
2021 | CODE: |
1173 | RETVAL = eio_nready (); |
2022 | RETVAL = eio_nready (); |
1174 | OUTPUT: |
2023 | OUTPUT: |
1175 | RETVAL |
2024 | RETVAL |
1176 | |
2025 | |
1177 | int |
2026 | int |
1178 | npending() |
2027 | npending () |
1179 | PROTOTYPE: |
|
|
1180 | CODE: |
2028 | CODE: |
1181 | RETVAL = eio_npending (); |
2029 | RETVAL = eio_npending (); |
1182 | OUTPUT: |
2030 | OUTPUT: |
1183 | RETVAL |
2031 | RETVAL |
1184 | |
2032 | |
1185 | int |
2033 | int |
1186 | nthreads() |
2034 | nthreads () |
1187 | PROTOTYPE: |
|
|
1188 | CODE: |
2035 | CODE: |
1189 | RETVAL = eio_nthreads (); |
2036 | RETVAL = eio_nthreads (); |
1190 | OUTPUT: |
2037 | OUTPUT: |
1191 | RETVAL |
2038 | RETVAL |
1192 | |
2039 | |
1193 | int |
2040 | int |
1194 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
2041 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1195 | PROTOTYPE: $$$$ |
|
|
1196 | CODE: |
2042 | CODE: |
1197 | { |
|
|
1198 | #if _XOPEN_SOURCE >= 600 |
|
|
1199 | RETVAL = posix_fadvise (fh, offset, length, advice); |
2043 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1200 | #else |
|
|
1201 | RETVAL = errno = ENOSYS; |
|
|
1202 | #endif |
|
|
1203 | } |
|
|
1204 | OUTPUT: |
2044 | OUTPUT: |
1205 | RETVAL |
2045 | RETVAL |
1206 | |
2046 | |
1207 | ssize_t |
2047 | IV |
1208 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
2048 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1209 | PROTOTYPE: $$$$ |
|
|
1210 | CODE: |
2049 | CODE: |
1211 | eio_sendfile_sync (ofh, ifh, offset, count); |
2050 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
|
|
2051 | OUTPUT: |
|
|
2052 | RETVAL |
|
|
2053 | |
|
|
2054 | void |
|
|
2055 | mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
|
|
2056 | PPCODE: |
|
|
2057 | sv_clear_foreign (scalar); |
|
|
2058 | { |
|
|
2059 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
|
|
2060 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
|
|
2061 | if (addr == (void *)-1) |
|
|
2062 | XSRETURN_NO; |
|
|
2063 | |
|
|
2064 | sv_set_foreign (scalar, &mmap_vtbl, addr, length); |
|
|
2065 | |
|
|
2066 | if (!(prot & PROT_WRITE)) |
|
|
2067 | SvREADONLY_on (scalar); |
|
|
2068 | |
|
|
2069 | XSRETURN_YES; |
|
|
2070 | } |
|
|
2071 | |
|
|
2072 | void |
|
|
2073 | munmap (SV *scalar) |
|
|
2074 | CODE: |
|
|
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 |
|
|
2106 | |
|
|
2107 | int |
|
|
2108 | madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
|
|
2109 | ALIAS: |
|
|
2110 | mprotect = 1 |
|
|
2111 | CODE: |
|
|
2112 | { |
|
|
2113 | STRLEN svlen; |
|
|
2114 | void *addr = SvPVbyte (scalar, svlen); |
|
|
2115 | STRLEN len = SvUV (length); |
|
|
2116 | |
|
|
2117 | if (offset < 0) |
|
|
2118 | offset += svlen; |
|
|
2119 | |
|
|
2120 | if (offset < 0 || offset > svlen) |
|
|
2121 | croak ("offset outside of scalar"); |
|
|
2122 | |
|
|
2123 | if (!SvOK (length) || len + offset > svlen) |
|
|
2124 | len = svlen - offset; |
|
|
2125 | |
|
|
2126 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
2127 | eio_page_align (&addr, &len); |
|
|
2128 | |
|
|
2129 | switch (ix) |
|
|
2130 | { |
|
|
2131 | case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break; |
|
|
2132 | case 1: RETVAL = mprotect (addr, len, advice_or_prot); break; |
|
|
2133 | } |
|
|
2134 | } |
|
|
2135 | OUTPUT: |
|
|
2136 | RETVAL |
|
|
2137 | |
|
|
2138 | int |
|
|
2139 | munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef) |
|
|
2140 | CODE: |
|
|
2141 | { |
|
|
2142 | STRLEN svlen; |
|
|
2143 | void *addr = SvPVbyte (scalar, svlen); |
|
|
2144 | size_t len = SvUV (length); |
|
|
2145 | |
|
|
2146 | if (offset < 0) |
|
|
2147 | offset += svlen; |
|
|
2148 | |
|
|
2149 | if (offset < 0 || offset > svlen) |
|
|
2150 | croak ("offset outside of scalar"); |
|
|
2151 | |
|
|
2152 | if (!SvOK (length) || len + offset > svlen) |
|
|
2153 | len = svlen - offset; |
|
|
2154 | |
|
|
2155 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
2156 | eio_page_align (&addr, &len); |
|
|
2157 | #if _POSIX_MEMLOCK_RANGE |
|
|
2158 | RETVAL = munlock (addr, len); |
|
|
2159 | #else |
|
|
2160 | RETVAL = EIO_ENOSYS (); |
|
|
2161 | #endif |
|
|
2162 | } |
|
|
2163 | OUTPUT: |
|
|
2164 | RETVAL |
|
|
2165 | |
|
|
2166 | int |
|
|
2167 | munlockall () |
|
|
2168 | CODE: |
|
|
2169 | #if _POSIX_MEMLOCK |
|
|
2170 | munlockall (); |
|
|
2171 | #else |
|
|
2172 | RETVAL = EIO_ENOSYS (); |
|
|
2173 | #endif |
|
|
2174 | OUTPUT: |
|
|
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 | } |
1212 | |
2391 | |
1213 | void _on_next_submit (SV *cb) |
2392 | void _on_next_submit (SV *cb) |
1214 | CODE: |
2393 | CODE: |
1215 | SvREFCNT_dec (on_next_submit); |
2394 | SvREFCNT_dec (on_next_submit); |
1216 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
2395 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1217 | |
2396 | |
1218 | PROTOTYPES: DISABLE |
2397 | PROTOTYPES: DISABLE |
1219 | |
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 | |
1220 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
2427 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
1221 | |
2428 | |
1222 | void |
2429 | void |
1223 | cancel (aio_req_ornot req) |
2430 | cancel (aio_req_ornot req) |
1224 | CODE: |
2431 | CODE: |
1225 | eio_cancel (req); |
2432 | eio_cancel (req); |
1226 | |
2433 | |
1227 | void |
2434 | void |
1228 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
2435 | cb (aio_req_ornot req, SV *callback = NO_INIT) |
1229 | PPCODE: |
2436 | PPCODE: |
1230 | { |
2437 | { |
1231 | if (GIMME_V != G_VOID) |
2438 | if (GIMME_V != G_VOID) |
1232 | 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); |
1233 | |
2440 | |
… | |
… | |
1298 | limit (aio_req grp, int limit) |
2505 | limit (aio_req grp, int limit) |
1299 | CODE: |
2506 | CODE: |
1300 | eio_grp_limit (grp, limit); |
2507 | eio_grp_limit (grp, limit); |
1301 | |
2508 | |
1302 | void |
2509 | void |
1303 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
2510 | feed (aio_req grp, SV *callback = &PL_sv_undef) |
1304 | CODE: |
2511 | CODE: |
1305 | { |
2512 | { |
1306 | SvREFCNT_dec (grp->sv2); |
2513 | SvREFCNT_dec (grp->sv2); |
1307 | grp->sv2 = newSVsv (callback); |
2514 | grp->sv2 = newSVsv (callback); |
1308 | grp->feed = aio_grp_feed; |
2515 | grp->feed = aio_grp_feed; |