scripts/binpatch.lua at master · SilasD/scripts · GitHub

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-- Apply or remove binary patches at runtime.
--[====[

binpatch
========
Implements functions for in-memory binpatches. See `binpatches`.

]====]

localbp=require('binpatch')

functionrun_command(cmd,name)
localpfix=name..': '

localpatch, err=bp.load_dif_file(name)
ifnotpatchthen
dfhack.printerr(pfix..err)
return
end

ifcmd=='check' then
localstatus, addr=patch:status()
ifstatus=='conflict' then
dfhack.printerr(string.format('%sconflict at address %x', pfix, addr))
else
print(pfix..'patch is '..status)
end
elseifcmd=='apply' then
localok, msg=patch:apply()
ifokthen
print(pfix..msg)
else
dfhack.printerr(pfix..msg)
end
elseifcmd=='remove' then
localok, msg=patch:remove()
ifokthen
print(pfix..msg)
else
dfhack.printerr(pfix..msg)
end
else
qerror('Invalid command: '..cmd)
end
end

localcmd,name=...
ifnotcmdornotnamethen
qerror('Usage: binpatch check/apply/remove <patchname>')
end
run_command(cmd, name)