Current File : //lib64/perl5/vendor_perl/auto/Net/SSLeay/ssl_read_until.al
# NOTE: Derived from blib/lib/Net/SSLeay.pm.
# Changes made here will be lost when autosplit is run again.
# See AutoSplit.pm.
package Net::SSLeay;
#line 714 "blib/lib/Net/SSLeay.pm (autosplit into blib/lib/auto/Net/SSLeay/ssl_read_until.al)"
### from patch by Clinton Wong <clintdw@netcom.com>
# ssl_read_until($ssl [, $delimit [, $max_length]])
# if $delimit missing, use $/ if it exists, otherwise use \n
# read until delimiter reached, up to $max_length chars if defined
sub ssl_read_until ($;$$) {
my ($ssl,$delim, $max_length) = @_;
# guess the delim string if missing
if ( ! defined $delim ) {
if ( defined $/ && length $/ ) { $delim = $/ }
else { $delim = "\n" } # Note: \n,$/ value depends on the platform
}
my $len_delim = length $delim;
my ($got);
my $reply = '';
# If we have OpenSSL 0.9.6a or later, we can use SSL_peek to
# speed things up.
# N.B. 0.9.6a has security problems, so the support for
# anything earlier than 0.9.6e will be dropped soon.
if (&Net::SSLeay::OPENSSL_VERSION_NUMBER >= 0x0090601f) {
$max_length = 2000000000 unless (defined $max_length);
my ($pending, $peek_length, $found, $done);
while (blength($reply) < $max_length and !$done) {
#Block if necessary until we get some data
$got = Net::SSLeay::peek($ssl,1);
last if print_errs('SSL_peek');
$pending = Net::SSLeay::pending($ssl) + blength($reply);
$peek_length = ($pending > $max_length) ? $max_length : $pending;
$peek_length -= blength($reply);
$got = Net::SSLeay::peek($ssl, $peek_length);
last if print_errs('SSL_peek');
$peek_length = blength($got);
#$found = index($got, $delim); # Old and broken
# the delimiter may be split across two gets, so we prepend
# a little from the last get onto this one before we check
# for a match
my $match;
if(blength($reply) >= blength($delim) - 1) {
#if what we've read so far is greater or equal
#in length of what we need to prepatch
$match = substr $reply, blength($reply) - blength($delim) + 1;
} else {
$match = $reply;
}
$match .= $got;
$found = index($match, $delim);
if ($found > -1) {
#$got = Net::SSLeay::read($ssl, $found+$len_delim);
#read up to the end of the delimiter
$got = Net::SSLeay::read($ssl,
$found + $len_delim
- ((blength($match)) - (blength($got))));
$done = 1;
} else {
$got = Net::SSLeay::read($ssl, $peek_length);
$done = 1 if ($peek_length == $max_length - blength($reply));
}
last if print_errs('SSL_read');
debug_read(\$reply, \$got) if $trace>1;
last if $got eq '';
$reply .= $got;
}
} else {
while (!defined $max_length || length $reply < $max_length) {
$got = Net::SSLeay::read($ssl,1); # one by one
last if print_errs('SSL_read');
debug_read(\$reply, \$got) if $trace>1;
last if $got eq '';
$reply .= $got;
last if $len_delim
&& substr($reply, blength($reply)-$len_delim) eq $delim;
}
}
return $reply;
}
# end of Net::SSLeay::ssl_read_until
1;
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