Extending IDC
So far we have presented plug-ins designed primarily to manipulate or extract information from a database. In this section, we present an example of extending the capabilities of the IDC scripting language.[117] As mentioned in Chapter 16, IDC is implemented on top of the IDA API, so it should come as no surprise that the API can be used to enhance IDC when the need arises.
In Chapter 15 and Chapter 16, you learned that IDC global arrays are actually a somewhat restricted abstraction of netnodes. Recall that in IDC you create global arrays by supplying a name and receiving an array ID in return. Internally your name gets prefixed with the string “$ idc_array ”, and the array ID that you receive is actually a netnode index value. How ...
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