ncch_container: Add support for exheader replacement #4813
Merged
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This adds support for custom exheaders, which brings feature parity
with Luma3DS's code patching functionality and allows for injecting
new game code.
Also, resize the code buffer according to the exheader to make it possible
to increase code size by combining exheader replacement and
IPS patching.
This also ensures the codeset memory (created in
AppLoader_NCCH::LoadExec) actually is large enough.
This change is