Wireshark mailing list archives
Re: Can a Lua dissector access Wireshark preferences?
From: David Aldrich <david.aldrich.ntml () gmail com>
Date: Fri, 31 Aug 2018 14:06:39 +0100
Thanks for your help. On Thu, Aug 30, 2018 at 6:39 PM Jeff Morriss <jeff.morriss.ws () gmail com> wrote:
For the preference side of it see: https://wiki.wireshark.org/LuaAPI/Pref On Thu, Aug 30, 2018 at 12:43 PM Maynard, Chris < Christopher.Maynard () igt com> wrote:If you look at the documentation for ProtoField.new and friends[1], you can see that there’s a “*mask*” argument. That specifies how many bits applies to this field. So for example, below there are 2 fields, field1 is the upper nibble of a byte, field2 is the lower nibble of a byte: local foo_field1 = ProtoField.uint8("foo.field1", "Field1", base.DEC, nil, 0xf0) local foo_field2 = ProtoField.uint8("foo.field2", "Field2", base.DEC, nil, 0x0f) - Chris [1]: https://www.wireshark.org/docs/wsdg_html_chunked/lua_module_Proto.html#lua_class_ProtoField *From:* Wireshark-dev [mailto:wireshark-dev-bounces () wireshark org] *On Behalf Of *David Aldrich *Sent:* Thursday, August 30, 2018 11:51 AM *To:* wireshark-dev () wireshark org *Subject:* [Wireshark-dev] Can a Lua dissector access Wireshark preferences? Hi For my lua dissector, I want to be able to specify the bit width of a data field using a Wireshark Preference. Is that possible? If so, where would I find some help on how to do it? Best regards David___________________________________________________________________________ Sent via: Wireshark-dev mailing list <wireshark-dev () wireshark org> Archives: https://www.wireshark.org/lists/wireshark-dev Unsubscribe: https://www.wireshark.org/mailman/options/wireshark-dev mailto:wireshark-dev-request () wireshark org ?subject=unsubscribe
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Current thread:
- Can a Lua dissector access Wireshark preferences? David Aldrich (Aug 30)
- Re: Can a Lua dissector access Wireshark preferences? Maynard, Chris (Aug 30)
- Re: Can a Lua dissector access Wireshark preferences? Jeff Morriss (Aug 30)
- Re: Can a Lua dissector access Wireshark preferences? David Aldrich (Aug 31)
- Re: Can a Lua dissector access Wireshark preferences? Jeff Morriss (Aug 30)
- Re: Can a Lua dissector access Wireshark preferences? Maynard, Chris (Aug 30)