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0c5ca75d29
Minor updates for release 3.47 ## Pre-launch Checklist - [x] I read the [Flutter Style Guide] _recently_, and have followed its advice. - [x] I signed the [CLA]. - [x] I read the [Contributors Guide]. - [x] I have added sample code updates to the [changelog]. - [x] I updated/added relevant documentation (doc comments with `///`). If you need help, consider asking for advice on the #hackers-devrel channel on [Discord]. <!-- Links --> [Flutter Style Guide]: https://github.com/flutter/flutter/blob/master/docs/contributing/Style-guide-for-Flutter-repo.md [CLA]: https://cla.developers.google.com/ [Discord]: https://github.com/flutter/flutter/blob/master/docs/contributing/Chat.md [Contributors Guide]: https://github.com/flutter/samples/blob/main/CONTRIBUTING.md [changelog]: ../CHANGELOG.md --------- Co-authored-by: Parker Lougheed <parlough@gmail.com>
33 lines
1.2 KiB
Python
33 lines
1.2 KiB
Python
#
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# Generated file, do not edit.
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#
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import lldb
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def handle_new_rx_page(frame: lldb.SBFrame, bp_loc, extra_args, intern_dict):
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"""Intercept NOTIFY_DEBUGGER_ABOUT_RX_PAGES and touch the pages."""
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base = frame.register["x0"].GetValueAsAddress()
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page_len = frame.register["x1"].GetValueAsUnsigned()
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# Note: NOTIFY_DEBUGGER_ABOUT_RX_PAGES will check contents of the
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# first page to see if handled it correctly. This makes diagnosing
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# misconfiguration (e.g. missing breakpoint) easier.
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data = bytearray(page_len)
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data[0:8] = b'IHELPED!'
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error = lldb.SBError()
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frame.GetThread().GetProcess().WriteMemory(base, data, error)
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if not error.Success():
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print(f'Failed to write into {base}[+{page_len}]', error)
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return
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def __lldb_init_module(debugger: lldb.SBDebugger, _):
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target = debugger.GetDummyTarget()
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# Caveat: must use BreakpointCreateByRegEx here and not
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# BreakpointCreateByName. For some reasons callback function does not
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# get carried over from dummy target for the later.
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bp = target.BreakpointCreateByRegex("^NOTIFY_DEBUGGER_ABOUT_RX_PAGES$")
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bp.SetScriptCallbackFunction('{}.handle_new_rx_page'.format(__name__))
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bp.SetAutoContinue(True)
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print("-- LLDB integration loaded --")
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