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package require tls
# Constraints
source common.tcl
# Helper functions - See common.tcl
proc digest_read_chan {cmd filename args} {
proc digest_read_chan {cmd filename args} {;set ch [open $filename rb];set bsize [fconfigure $ch -buffersize];set new [$cmd {*}$args -chan $ch];while {![eof $new]} {set md [read $new $bsize]};close $new;return $md}
set ch [open $filename rb]
set bsize [fconfigure $ch -buffersize]
set new [$cmd {*}$args -chan $ch]
while {![eof $new]} {set md [read $new $bsize]}
close $new
return $md}
proc digest_write_chan {cmd filename data args} {
set ch [open $filename wb]
set new [$cmd {*}$args -chan $ch]
puts -nonewline $new $data
flush $new
close $new
set ch [open $filename rb]
set md [read $ch]
close $ch
return $md}
proc digest_accumulate {string args} {
set cmd [{*}$args -command dcmd]
$cmd update [string range $string 0 20]
$cmd update [string range $string 21 end]
return [$cmd finalize]}
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