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2 | |
2 | |
3 | no warnings; |
3 | no warnings; |
4 | use strict; |
4 | use strict; |
5 | |
5 | |
6 | use AnyEvent (); |
6 | use AnyEvent (); |
7 | use AnyEvent::Util qw(WSAWOULDBLOCK); |
7 | use AnyEvent::Util qw(WSAEWOULDBLOCK); |
8 | use Scalar::Util (); |
8 | use Scalar::Util (); |
9 | use Carp (); |
9 | use Carp (); |
10 | use Fcntl (); |
10 | use Fcntl (); |
11 | use Errno qw/EAGAIN EINTR/; |
11 | use Errno qw(EAGAIN EINTR); |
12 | |
12 | |
13 | =head1 NAME |
13 | =head1 NAME |
14 | |
14 | |
15 | AnyEvent::Handle - non-blocking I/O on file handles via AnyEvent |
15 | AnyEvent::Handle - non-blocking I/O on file handles via AnyEvent |
16 | |
16 | |
17 | =cut |
17 | =cut |
18 | |
18 | |
19 | our $VERSION = '0.04'; |
19 | our $VERSION = 4.12; |
20 | |
20 | |
21 | =head1 SYNOPSIS |
21 | =head1 SYNOPSIS |
22 | |
22 | |
23 | use AnyEvent; |
23 | use AnyEvent; |
24 | use AnyEvent::Handle; |
24 | use AnyEvent::Handle; |
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75 | NOTE: The filehandle will be set to non-blocking (using |
75 | NOTE: The filehandle will be set to non-blocking (using |
76 | AnyEvent::Util::fh_nonblocking). |
76 | AnyEvent::Util::fh_nonblocking). |
77 | |
77 | |
78 | =item on_eof => $cb->($handle) |
78 | =item on_eof => $cb->($handle) |
79 | |
79 | |
80 | Set the callback to be called on EOF. |
80 | Set the callback to be called when an end-of-file condition is detcted, |
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81 | i.e. in the case of a socket, when the other side has closed the |
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82 | connection cleanly. |
81 | |
83 | |
82 | While not mandatory, it is highly recommended to set an eof callback, |
84 | While not mandatory, it is highly recommended to set an eof callback, |
83 | otherwise you might end up with a closed socket while you are still |
85 | otherwise you might end up with a closed socket while you are still |
84 | waiting for data. |
86 | waiting for data. |
85 | |
87 | |
86 | =item on_error => $cb->($handle) |
88 | =item on_error => $cb->($handle, $fatal) |
87 | |
89 | |
88 | This is the fatal error callback, that is called when, well, a fatal error |
90 | This is the error callback, which is called when, well, some error |
89 | occurs, such as not being able to resolve the hostname, failure to connect |
91 | occured, such as not being able to resolve the hostname, failure to |
90 | or a read error. |
92 | connect or a read error. |
91 | |
93 | |
92 | The object will not be in a usable state when this callback has been |
94 | Some errors are fatal (which is indicated by C<$fatal> being true). On |
93 | called. |
95 | fatal errors the handle object will be shut down and will not be |
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96 | usable. Non-fatal errors can be retried by simply returning, but it is |
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97 | recommended to simply ignore this parameter and instead abondon the handle |
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98 | object when this callback is invoked. |
94 | |
99 | |
95 | On callback entrance, the value of C<$!> contains the operating system |
100 | On callback entrance, the value of C<$!> contains the operating system |
96 | error (or C<ENOSPC>, C<EPIPE> or C<EBADMSG>). |
101 | error (or C<ENOSPC>, C<EPIPE>, C<ETIMEDOUT> or C<EBADMSG>). |
97 | |
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98 | The callback should throw an exception. If it returns, then |
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99 | AnyEvent::Handle will C<croak> for you. |
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100 | |
102 | |
101 | While not mandatory, it is I<highly> recommended to set this callback, as |
103 | While not mandatory, it is I<highly> recommended to set this callback, as |
102 | you will not be notified of errors otherwise. The default simply calls |
104 | you will not be notified of errors otherwise. The default simply calls |
103 | die. |
105 | C<croak>. |
104 | |
106 | |
105 | =item on_read => $cb->($handle) |
107 | =item on_read => $cb->($handle) |
106 | |
108 | |
107 | This sets the default read callback, which is called when data arrives |
109 | This sets the default read callback, which is called when data arrives |
108 | and no read request is in the queue. |
110 | and no read request is in the queue. |
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119 | |
121 | |
120 | This sets the callback that is called when the write buffer becomes empty |
122 | This sets the callback that is called when the write buffer becomes empty |
121 | (or when the callback is set and the buffer is empty already). |
123 | (or when the callback is set and the buffer is empty already). |
122 | |
124 | |
123 | To append to the write buffer, use the C<< ->push_write >> method. |
125 | To append to the write buffer, use the C<< ->push_write >> method. |
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126 | |
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127 | =item timeout => $fractional_seconds |
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128 | |
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129 | If non-zero, then this enables an "inactivity" timeout: whenever this many |
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130 | seconds pass without a successful read or write on the underlying file |
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131 | handle, the C<on_timeout> callback will be invoked (and if that one is |
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132 | missing, an C<ETIMEDOUT> error will be raised). |
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133 | |
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134 | Note that timeout processing is also active when you currently do not have |
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135 | any outstanding read or write requests: If you plan to keep the connection |
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136 | idle then you should disable the timout temporarily or ignore the timeout |
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137 | in the C<on_timeout> callback. |
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138 | |
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139 | Zero (the default) disables this timeout. |
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140 | |
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141 | =item on_timeout => $cb->($handle) |
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142 | |
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143 | Called whenever the inactivity timeout passes. If you return from this |
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144 | callback, then the timeout will be reset as if some activity had happened, |
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145 | so this condition is not fatal in any way. |
124 | |
146 | |
125 | =item rbuf_max => <bytes> |
147 | =item rbuf_max => <bytes> |
126 | |
148 | |
127 | If defined, then a fatal error will be raised (with C<$!> set to C<ENOSPC>) |
149 | If defined, then a fatal error will be raised (with C<$!> set to C<ENOSPC>) |
128 | when the read buffer ever (strictly) exceeds this size. This is useful to |
150 | when the read buffer ever (strictly) exceeds this size. This is useful to |
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135 | isn't finished). |
157 | isn't finished). |
136 | |
158 | |
137 | =item read_size => <bytes> |
159 | =item read_size => <bytes> |
138 | |
160 | |
139 | The default read block size (the amount of bytes this module will try to read |
161 | The default read block size (the amount of bytes this module will try to read |
140 | on each [loop iteration). Default: C<4096>. |
162 | during each (loop iteration). Default: C<8192>. |
141 | |
163 | |
142 | =item low_water_mark => <bytes> |
164 | =item low_water_mark => <bytes> |
143 | |
165 | |
144 | Sets the amount of bytes (default: C<0>) that make up an "empty" write |
166 | Sets the amount of bytes (default: C<0>) that make up an "empty" write |
145 | buffer: If the write reaches this size or gets even samller it is |
167 | buffer: If the write reaches this size or gets even samller it is |
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202 | if ($self->{tls}) { |
224 | if ($self->{tls}) { |
203 | require Net::SSLeay; |
225 | require Net::SSLeay; |
204 | $self->starttls (delete $self->{tls}, delete $self->{tls_ctx}); |
226 | $self->starttls (delete $self->{tls}, delete $self->{tls_ctx}); |
205 | } |
227 | } |
206 | |
228 | |
207 | $self->on_eof (delete $self->{on_eof} ) if $self->{on_eof}; |
229 | # $self->on_eof (delete $self->{on_eof} ) if $self->{on_eof}; # nop |
208 | $self->on_error (delete $self->{on_error}) if $self->{on_error}; |
230 | # $self->on_error (delete $self->{on_error}) if $self->{on_error}; # nop |
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231 | # $self->on_read (delete $self->{on_read} ) if $self->{on_read}; # nop |
209 | $self->on_drain (delete $self->{on_drain}) if $self->{on_drain}; |
232 | $self->on_drain (delete $self->{on_drain}) if $self->{on_drain}; |
210 | $self->on_read (delete $self->{on_read} ) if $self->{on_read}; |
233 | |
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234 | $self->{_activity} = AnyEvent->now; |
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235 | $self->_timeout; |
211 | |
236 | |
212 | $self->start_read; |
237 | $self->start_read; |
213 | |
238 | |
214 | $self |
239 | $self |
215 | } |
240 | } |
216 | |
241 | |
217 | sub _shutdown { |
242 | sub _shutdown { |
218 | my ($self) = @_; |
243 | my ($self) = @_; |
219 | |
244 | |
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245 | delete $self->{_tw}; |
220 | delete $self->{_rw}; |
246 | delete $self->{_rw}; |
221 | delete $self->{_ww}; |
247 | delete $self->{_ww}; |
222 | delete $self->{fh}; |
248 | delete $self->{fh}; |
223 | } |
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224 | |
249 | |
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250 | $self->stoptls; |
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251 | } |
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252 | |
225 | sub error { |
253 | sub _error { |
226 | my ($self) = @_; |
254 | my ($self, $errno, $fatal) = @_; |
227 | |
255 | |
228 | { |
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229 | local $!; |
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230 | $self->_shutdown; |
256 | $self->_shutdown |
231 | } |
257 | if $fatal; |
232 | |
258 | |
233 | $self->{on_error}($self) |
259 | $! = $errno; |
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260 | |
234 | if $self->{on_error}; |
261 | if ($self->{on_error}) { |
235 | |
262 | $self->{on_error}($self, $fatal); |
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263 | } else { |
236 | Carp::croak "AnyEvent::Handle uncaught fatal error: $!"; |
264 | Carp::croak "AnyEvent::Handle uncaught error: $!"; |
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265 | } |
237 | } |
266 | } |
238 | |
267 | |
239 | =item $fh = $handle->fh |
268 | =item $fh = $handle->fh |
240 | |
269 | |
241 | This method returns the file handle of the L<AnyEvent::Handle> object. |
270 | This method returns the file handle of the L<AnyEvent::Handle> object. |
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260 | |
289 | |
261 | =cut |
290 | =cut |
262 | |
291 | |
263 | sub on_eof { |
292 | sub on_eof { |
264 | $_[0]{on_eof} = $_[1]; |
293 | $_[0]{on_eof} = $_[1]; |
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294 | } |
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295 | |
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296 | =item $handle->on_timeout ($cb) |
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297 | |
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298 | Replace the current C<on_timeout> callback, or disables the callback |
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299 | (but not the timeout) if C<$cb> = C<undef>. See C<timeout> constructor |
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300 | argument. |
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301 | |
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302 | =cut |
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303 | |
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304 | sub on_timeout { |
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305 | $_[0]{on_timeout} = $_[1]; |
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306 | } |
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307 | |
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308 | ############################################################################# |
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309 | |
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310 | =item $handle->timeout ($seconds) |
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311 | |
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312 | Configures (or disables) the inactivity timeout. |
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313 | |
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314 | =cut |
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315 | |
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316 | sub timeout { |
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317 | my ($self, $timeout) = @_; |
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318 | |
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319 | $self->{timeout} = $timeout; |
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320 | $self->_timeout; |
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321 | } |
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322 | |
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323 | # reset the timeout watcher, as neccessary |
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324 | # also check for time-outs |
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325 | sub _timeout { |
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326 | my ($self) = @_; |
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327 | |
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328 | if ($self->{timeout}) { |
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329 | my $NOW = AnyEvent->now; |
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330 | |
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331 | # when would the timeout trigger? |
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332 | my $after = $self->{_activity} + $self->{timeout} - $NOW; |
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333 | |
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334 | # now or in the past already? |
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335 | if ($after <= 0) { |
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336 | $self->{_activity} = $NOW; |
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337 | |
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338 | if ($self->{on_timeout}) { |
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339 | $self->{on_timeout}($self); |
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340 | } else { |
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341 | $self->_error (&Errno::ETIMEDOUT); |
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342 | } |
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343 | |
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344 | # callbakx could have changed timeout value, optimise |
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345 | return unless $self->{timeout}; |
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346 | |
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347 | # calculate new after |
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348 | $after = $self->{timeout}; |
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349 | } |
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350 | |
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351 | Scalar::Util::weaken $self; |
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352 | |
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353 | $self->{_tw} ||= AnyEvent->timer (after => $after, cb => sub { |
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354 | delete $self->{_tw}; |
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355 | $self->_timeout; |
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356 | }); |
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357 | } else { |
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358 | delete $self->{_tw}; |
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359 | } |
265 | } |
360 | } |
266 | |
361 | |
267 | ############################################################################# |
362 | ############################################################################# |
268 | |
363 | |
269 | =back |
364 | =back |
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316 | my $len = syswrite $self->{fh}, $self->{wbuf}; |
411 | my $len = syswrite $self->{fh}, $self->{wbuf}; |
317 | |
412 | |
318 | if ($len >= 0) { |
413 | if ($len >= 0) { |
319 | substr $self->{wbuf}, 0, $len, ""; |
414 | substr $self->{wbuf}, 0, $len, ""; |
320 | |
415 | |
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416 | $self->{_activity} = AnyEvent->now; |
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417 | |
321 | $self->{on_drain}($self) |
418 | $self->{on_drain}($self) |
322 | if $self->{low_water_mark} >= length $self->{wbuf} |
419 | if $self->{low_water_mark} >= length $self->{wbuf} |
323 | && $self->{on_drain}; |
420 | && $self->{on_drain}; |
324 | |
421 | |
325 | delete $self->{_ww} unless length $self->{wbuf}; |
422 | delete $self->{_ww} unless length $self->{wbuf}; |
326 | } elsif ($! != EAGAIN && $! != EINTR && $! != WSAWOULDBLOCK) { |
423 | } elsif ($! != EAGAIN && $! != EINTR && $! != WSAEWOULDBLOCK) { |
327 | $self->error; |
424 | $self->_error ($!, 1); |
328 | } |
425 | } |
329 | }; |
426 | }; |
330 | |
427 | |
331 | # try to write data immediately |
428 | # try to write data immediately |
332 | $cb->(); |
429 | $cb->(); |
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352 | @_ = ($WH{$type} or Carp::croak "unsupported type passed to AnyEvent::Handle::push_write") |
449 | @_ = ($WH{$type} or Carp::croak "unsupported type passed to AnyEvent::Handle::push_write") |
353 | ->($self, @_); |
450 | ->($self, @_); |
354 | } |
451 | } |
355 | |
452 | |
356 | if ($self->{filter_w}) { |
453 | if ($self->{filter_w}) { |
357 | $self->{filter_w}->($self, \$_[0]); |
454 | $self->{filter_w}($self, \$_[0]); |
358 | } else { |
455 | } else { |
359 | $self->{wbuf} .= $_[0]; |
456 | $self->{wbuf} .= $_[0]; |
360 | $self->_drain_wbuf; |
457 | $self->_drain_wbuf; |
361 | } |
458 | } |
362 | } |
459 | } |
363 | |
460 | |
364 | =item $handle->push_write (type => @args) |
461 | =item $handle->push_write (type => @args) |
365 | |
462 | |
366 | =item $handle->unshift_write (type => @args) |
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367 | |
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368 | Instead of formatting your data yourself, you can also let this module do |
463 | Instead of formatting your data yourself, you can also let this module do |
369 | the job by specifying a type and type-specific arguments. |
464 | the job by specifying a type and type-specific arguments. |
370 | |
465 | |
371 | Predefined types are (if you have ideas for additional types, feel free to |
466 | Predefined types are (if you have ideas for additional types, feel free to |
372 | drop by and tell us): |
467 | drop by and tell us): |
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375 | |
470 | |
376 | =item netstring => $string |
471 | =item netstring => $string |
377 | |
472 | |
378 | Formats the given value as netstring |
473 | Formats the given value as netstring |
379 | (http://cr.yp.to/proto/netstrings.txt, this is not a recommendation to use them). |
474 | (http://cr.yp.to/proto/netstrings.txt, this is not a recommendation to use them). |
380 | |
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381 | =back |
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382 | |
475 | |
383 | =cut |
476 | =cut |
384 | |
477 | |
385 | register_write_type netstring => sub { |
478 | register_write_type netstring => sub { |
386 | my ($self, $string) = @_; |
479 | my ($self, $string) = @_; |
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427 | |
520 | |
428 | $self->{json} ? $self->{json}->encode ($ref) |
521 | $self->{json} ? $self->{json}->encode ($ref) |
429 | : JSON::encode_json ($ref) |
522 | : JSON::encode_json ($ref) |
430 | }; |
523 | }; |
431 | |
524 | |
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525 | =back |
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526 | |
432 | =item AnyEvent::Handle::register_write_type type => $coderef->($handle, @args) |
527 | =item AnyEvent::Handle::register_write_type type => $coderef->($handle, @args) |
433 | |
528 | |
434 | This function (not method) lets you add your own types to C<push_write>. |
529 | This function (not method) lets you add your own types to C<push_write>. |
435 | Whenever the given C<type> is used, C<push_write> will invoke the code |
530 | Whenever the given C<type> is used, C<push_write> will invoke the code |
436 | reference with the handle object and the remaining arguments. |
531 | reference with the handle object and the remaining arguments. |
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473 | the specified number of bytes which give an XML datagram. |
568 | the specified number of bytes which give an XML datagram. |
474 | |
569 | |
475 | # in the default state, expect some header bytes |
570 | # in the default state, expect some header bytes |
476 | $handle->on_read (sub { |
571 | $handle->on_read (sub { |
477 | # some data is here, now queue the length-header-read (4 octets) |
572 | # some data is here, now queue the length-header-read (4 octets) |
478 | shift->unshift_read_chunk (4, sub { |
573 | shift->unshift_read (chunk => 4, sub { |
479 | # header arrived, decode |
574 | # header arrived, decode |
480 | my $len = unpack "N", $_[1]; |
575 | my $len = unpack "N", $_[1]; |
481 | |
576 | |
482 | # now read the payload |
577 | # now read the payload |
483 | shift->unshift_read_chunk ($len, sub { |
578 | shift->unshift_read (chunk => $len, sub { |
484 | my $xml = $_[1]; |
579 | my $xml = $_[1]; |
485 | # handle xml |
580 | # handle xml |
486 | }); |
581 | }); |
487 | }); |
582 | }); |
488 | }); |
583 | }); |
… | |
… | |
495 | |
590 | |
496 | # request one |
591 | # request one |
497 | $handle->push_write ("request 1\015\012"); |
592 | $handle->push_write ("request 1\015\012"); |
498 | |
593 | |
499 | # we expect "ERROR" or "OK" as response, so push a line read |
594 | # we expect "ERROR" or "OK" as response, so push a line read |
500 | $handle->push_read_line (sub { |
595 | $handle->push_read (line => sub { |
501 | # if we got an "OK", we have to _prepend_ another line, |
596 | # if we got an "OK", we have to _prepend_ another line, |
502 | # so it will be read before the second request reads its 64 bytes |
597 | # so it will be read before the second request reads its 64 bytes |
503 | # which are already in the queue when this callback is called |
598 | # which are already in the queue when this callback is called |
504 | # we don't do this in case we got an error |
599 | # we don't do this in case we got an error |
505 | if ($_[1] eq "OK") { |
600 | if ($_[1] eq "OK") { |
506 | $_[0]->unshift_read_line (sub { |
601 | $_[0]->unshift_read (line => sub { |
507 | my $response = $_[1]; |
602 | my $response = $_[1]; |
508 | ... |
603 | ... |
509 | }); |
604 | }); |
510 | } |
605 | } |
511 | }); |
606 | }); |
512 | |
607 | |
513 | # request two |
608 | # request two |
514 | $handle->push_write ("request 2\015\012"); |
609 | $handle->push_write ("request 2\015\012"); |
515 | |
610 | |
516 | # simply read 64 bytes, always |
611 | # simply read 64 bytes, always |
517 | $handle->push_read_chunk (64, sub { |
612 | $handle->push_read (chunk => 64, sub { |
518 | my $response = $_[1]; |
613 | my $response = $_[1]; |
519 | ... |
614 | ... |
520 | }); |
615 | }); |
521 | |
616 | |
522 | =over 4 |
617 | =over 4 |
… | |
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528 | |
623 | |
529 | if ( |
624 | if ( |
530 | defined $self->{rbuf_max} |
625 | defined $self->{rbuf_max} |
531 | && $self->{rbuf_max} < length $self->{rbuf} |
626 | && $self->{rbuf_max} < length $self->{rbuf} |
532 | ) { |
627 | ) { |
533 | $! = &Errno::ENOSPC; |
628 | return $self->_error (&Errno::ENOSPC, 1); |
534 | $self->error; |
|
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535 | } |
629 | } |
536 | |
630 | |
537 | return if $self->{in_drain}; |
631 | return if $self->{in_drain}; |
538 | local $self->{in_drain} = 1; |
632 | local $self->{in_drain} = 1; |
539 | |
633 | |
… | |
… | |
541 | no strict 'refs'; |
635 | no strict 'refs'; |
542 | if (my $cb = shift @{ $self->{_queue} }) { |
636 | if (my $cb = shift @{ $self->{_queue} }) { |
543 | unless ($cb->($self)) { |
637 | unless ($cb->($self)) { |
544 | if ($self->{_eof}) { |
638 | if ($self->{_eof}) { |
545 | # no progress can be made (not enough data and no data forthcoming) |
639 | # no progress can be made (not enough data and no data forthcoming) |
546 | $! = &Errno::EPIPE; |
640 | return $self->_error (&Errno::EPIPE, 1); |
547 | $self->error; |
|
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548 | } |
641 | } |
549 | |
642 | |
550 | unshift @{ $self->{_queue} }, $cb; |
643 | unshift @{ $self->{_queue} }, $cb; |
551 | return; |
644 | return; |
552 | } |
645 | } |
… | |
… | |
558 | && $len == length $self->{rbuf} # and no data has been consumed |
651 | && $len == length $self->{rbuf} # and no data has been consumed |
559 | && !@{ $self->{_queue} } # and the queue is still empty |
652 | && !@{ $self->{_queue} } # and the queue is still empty |
560 | && $self->{on_read} # and we still want to read data |
653 | && $self->{on_read} # and we still want to read data |
561 | ) { |
654 | ) { |
562 | # then no progress can be made |
655 | # then no progress can be made |
563 | $! = &Errno::EPIPE; |
656 | return $self->_error (&Errno::EPIPE, 1); |
564 | $self->error; |
|
|
565 | } |
657 | } |
566 | } else { |
658 | } else { |
567 | # read side becomes idle |
659 | # read side becomes idle |
568 | delete $self->{_rw}; |
660 | delete $self->{_rw}; |
569 | return; |
661 | return; |
570 | } |
662 | } |
571 | } |
663 | } |
572 | |
664 | |
573 | if ($self->{_eof}) { |
|
|
574 | $self->_shutdown; |
|
|
575 | $self->{on_eof}($self) |
665 | $self->{on_eof}($self) |
576 | if $self->{on_eof}; |
666 | if $self->{_eof} && $self->{on_eof}; |
577 | } |
|
|
578 | } |
667 | } |
579 | |
668 | |
580 | =item $handle->on_read ($cb) |
669 | =item $handle->on_read ($cb) |
581 | |
670 | |
582 | This replaces the currently set C<on_read> callback, or clears it (when |
671 | This replaces the currently set C<on_read> callback, or clears it (when |
… | |
… | |
771 | my ($self, $cb) = @_; |
860 | my ($self, $cb) = @_; |
772 | |
861 | |
773 | sub { |
862 | sub { |
774 | unless ($_[0]{rbuf} =~ s/^(0|[1-9][0-9]*)://) { |
863 | unless ($_[0]{rbuf} =~ s/^(0|[1-9][0-9]*)://) { |
775 | if ($_[0]{rbuf} =~ /[^0-9]/) { |
864 | if ($_[0]{rbuf} =~ /[^0-9]/) { |
776 | $! = &Errno::EBADMSG; |
865 | $self->_error (&Errno::EBADMSG); |
777 | $self->error; |
|
|
778 | } |
866 | } |
779 | return; |
867 | return; |
780 | } |
868 | } |
781 | |
869 | |
782 | my $len = $1; |
870 | my $len = $1; |
… | |
… | |
785 | my $string = $_[1]; |
873 | my $string = $_[1]; |
786 | $_[0]->unshift_read (chunk => 1, sub { |
874 | $_[0]->unshift_read (chunk => 1, sub { |
787 | if ($_[1] eq ",") { |
875 | if ($_[1] eq ",") { |
788 | $cb->($_[0], $string); |
876 | $cb->($_[0], $string); |
789 | } else { |
877 | } else { |
790 | $! = &Errno::EBADMSG; |
878 | $self->_error (&Errno::EBADMSG); |
791 | $self->error; |
|
|
792 | } |
879 | } |
793 | }); |
880 | }); |
794 | }); |
881 | }); |
795 | |
882 | |
796 | 1 |
883 | 1 |
… | |
… | |
853 | return 1; |
940 | return 1; |
854 | } |
941 | } |
855 | |
942 | |
856 | # reject |
943 | # reject |
857 | if ($reject && $$rbuf =~ $reject) { |
944 | if ($reject && $$rbuf =~ $reject) { |
858 | $! = &Errno::EBADMSG; |
945 | $self->_error (&Errno::EBADMSG); |
859 | $self->error; |
|
|
860 | } |
946 | } |
861 | |
947 | |
862 | # skip |
948 | # skip |
863 | if ($skip && $$rbuf =~ $skip) { |
949 | if ($skip && $$rbuf =~ $skip) { |
864 | $data .= substr $$rbuf, 0, $+[0], ""; |
950 | $data .= substr $$rbuf, 0, $+[0], ""; |
… | |
… | |
960 | $self->{_rw} = AnyEvent->io (fh => $self->{fh}, poll => "r", cb => sub { |
1046 | $self->{_rw} = AnyEvent->io (fh => $self->{fh}, poll => "r", cb => sub { |
961 | my $rbuf = $self->{filter_r} ? \my $buf : \$self->{rbuf}; |
1047 | my $rbuf = $self->{filter_r} ? \my $buf : \$self->{rbuf}; |
962 | my $len = sysread $self->{fh}, $$rbuf, $self->{read_size} || 8192, length $$rbuf; |
1048 | my $len = sysread $self->{fh}, $$rbuf, $self->{read_size} || 8192, length $$rbuf; |
963 | |
1049 | |
964 | if ($len > 0) { |
1050 | if ($len > 0) { |
|
|
1051 | $self->{_activity} = AnyEvent->now; |
|
|
1052 | |
965 | $self->{filter_r} |
1053 | $self->{filter_r} |
966 | ? $self->{filter_r}->($self, $rbuf) |
1054 | ? $self->{filter_r}($self, $rbuf) |
967 | : $self->_drain_rbuf; |
1055 | : $self->_drain_rbuf; |
968 | |
1056 | |
969 | } elsif (defined $len) { |
1057 | } elsif (defined $len) { |
970 | delete $self->{_rw}; |
1058 | delete $self->{_rw}; |
971 | $self->{_eof} = 1; |
1059 | $self->{_eof} = 1; |
972 | $self->_drain_rbuf; |
1060 | $self->_drain_rbuf; |
973 | |
1061 | |
974 | } elsif ($! != EAGAIN && $! != EINTR && $! != &AnyEvent::Util::WSAWOULDBLOCK) { |
1062 | } elsif ($! != EAGAIN && $! != EINTR && $! != WSAEWOULDBLOCK) { |
975 | return $self->error; |
1063 | return $self->_error ($!, 1); |
976 | } |
1064 | } |
977 | }); |
1065 | }); |
978 | } |
1066 | } |
979 | } |
1067 | } |
980 | |
1068 | |
… | |
… | |
999 | |
1087 | |
1000 | my $err = Net::SSLeay::get_error ($self->{tls}, -1); |
1088 | my $err = Net::SSLeay::get_error ($self->{tls}, -1); |
1001 | |
1089 | |
1002 | if ($err!= Net::SSLeay::ERROR_WANT_READ ()) { |
1090 | if ($err!= Net::SSLeay::ERROR_WANT_READ ()) { |
1003 | if ($err == Net::SSLeay::ERROR_SYSCALL ()) { |
1091 | if ($err == Net::SSLeay::ERROR_SYSCALL ()) { |
1004 | $self->error; |
1092 | return $self->_error ($!, 1); |
1005 | } elsif ($err == Net::SSLeay::ERROR_SSL ()) { |
1093 | } elsif ($err == Net::SSLeay::ERROR_SSL ()) { |
1006 | $! = &Errno::EIO; |
1094 | return $self->_error (&Errno::EIO, 1); |
1007 | $self->error; |
|
|
1008 | } |
1095 | } |
1009 | |
1096 | |
1010 | # all others are fine for our purposes |
1097 | # all others are fine for our purposes |
1011 | } |
1098 | } |
1012 | } |
1099 | } |
… | |
… | |
1027 | call and can be used or changed to your liking. Note that the handshake |
1114 | call and can be used or changed to your liking. Note that the handshake |
1028 | might have already started when this function returns. |
1115 | might have already started when this function returns. |
1029 | |
1116 | |
1030 | =cut |
1117 | =cut |
1031 | |
1118 | |
1032 | # TODO: maybe document... |
|
|
1033 | sub starttls { |
1119 | sub starttls { |
1034 | my ($self, $ssl, $ctx) = @_; |
1120 | my ($self, $ssl, $ctx) = @_; |
1035 | |
1121 | |
1036 | $self->stoptls; |
1122 | $self->stoptls; |
1037 | |
1123 | |