44 lines
1.3 KiB
Tcl
44 lines
1.3 KiB
Tcl
# SPDX-License-Identifier: GPL-2.0-or-later
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# Defines basic Tcl procs for OpenOCD server modules
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# Handle GDB 'R' packet. Can be overridden by configuration script,
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# but it's not something one would expect target scripts to do
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# normally
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proc ocd_gdb_restart {target_id} {
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# Fix!!! we're resetting all targets here! Really we should reset only
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# one target
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reset halt
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}
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lappend _telnet_autocomplete_skip prevent_cps
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lappend _telnet_autocomplete_skip POST
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lappend _telnet_autocomplete_skip Host:
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proc prevent_cps {} {
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echo "Possible SECURITY ATTACK detected."
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echo "It looks like somebody is sending POST or Host: commands to OpenOCD."
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echo "This is likely due to an attacker attempting to use Cross Protocol Scripting"
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echo "to compromise your OpenOCD instance. Connection aborted."
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exit
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}
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proc POST {args} { prevent_cps }
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proc Host: {args} { prevent_cps }
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# list of commands we don't want to appear in autocomplete
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lappend _telnet_autocomplete_skip _telnet_autocomplete_helper
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# helper for telnet autocomplete
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proc _telnet_autocomplete_helper pattern {
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set cmds [info commands $pattern]
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# skip matches in variable '_telnet_autocomplete_skip'
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foreach skip $::_telnet_autocomplete_skip {
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foreach n [lsearch -all -regexp $cmds "^$skip\$"] {
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set cmds [lreplace $cmds $n $n]
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}
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}
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return [lsort $cmds]
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}
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