Vincent Lostanlen

87 papers A 1Misc 8Journal 53Unranked 24
YearRankTypeTitle / Venue / Authors
2026 J jnl
CoRR
Vincent Lostanlen, Han Han
2026 J jnl
CoRR
Christopher Mitcheltree, Vincent Lostanlen, Emmanouil Benetos, Mathieu Lagrange
2025 J jnl
CoRR
Daniel Haider, Vincent Lostanlen, Martin Ehler, Nicki Holighaus, Peter Balazs
2025 conf
ISMIR
Yuexuan Kong, Gabriel Meseguer-Brocal, Vincent Lostanlen, Mathieu Lagrange, Romain Hennequin
2025 J jnl
CoRR
Yuexuan Kong, Gabriel Meseguer-Brocal, Vincent Lostanlen, Mathieu Lagrange, Romain Hennequin
2025 conf
EUSIPCO
Han Han, Vincent Lostanlen, Mathieu Lagrange
2025 conf
WASPAA
Yuexuan Kong, Vincent Lostanlen, Romain Hennequin, Mathieu Lagrange, Gabriel Meseguer-Brocal
2025 J jnl
CoRR
Yuexuan Kong, Vincent Lostanlen, Romain Hennequin, Mathieu Lagrange, Gabriel Meseguer-Brocal
2025 conf
SSP
Vincent Lostanlen, Xiran Zhang, Daniel Haider, Mathieu Lagrange, Martin Ehler, Peter Balazs
2025 Misc conf
ICASSP
Reyhaneh Abbasi, Nicki Holighaus, Peter Balazs, Vincent Lostanlen, Dustin J. Penn, Sarah M. Zala
2025 Misc conf
ICASSP
Yuexuan Kong, Gabriel Meseguer-Brocal, Vincent Lostanlen, Mathieu Lagrange, Romain Hennequin
2025 J jnl
CoRR
Yuexuan Kong, Gabriel Meseguer-Brocal, Vincent Lostanlen, Mathieu Lagrange, Romain Hennequin
2025 J jnl
IEEE Signal Process. Lett.
Vincent Lostanlen, Yuexuan Kong, Gabriel Meseguer-Brocal, Mathieu Lagrange, Romain Hennequin
2024 J jnl
IEEE ACM Trans. Audio Speech Lang. Process.
Vincent Lostanlen, Aurora Cramer, Justin Salamon, Andrew Farnsworth, Benjamin Van Doren, Steve Kelling, Juan Pablo Bello
2024 A conf
INTERSPEECH
Daniel Haider, Felix Perfler, Vincent Lostanlen, Martin Ehler, Peter Balazs
2024 J jnl
CoRR
Daniel Haider, Felix Perfler, Vincent Lostanlen, Martin Ehler, Péter Balázs
2024 J jnl
IEEE Signal Process. Lett.
Daniel Haider, Vincent Lostanlen, Martin Ehler, Péter Balázs
2024 J jnl
IEEE ACM Trans. Audio Speech Lang. Process.
Han Han, Vincent Lostanlen, Mathieu Lagrange
2024 J jnl
CoRR
Modan Tailleur, Vincent Lostanlen, Jean-Philippe Rivière, Pierre Aumond
2024 conf
EUSIPCO
Ilyass Moummad, Nicolas Farrugia, Romain Serizel, Jeremy Froidevaux, Vincent Lostanlen
2024 J jnl
CoRR
Ilyass Moummad, Nicolas Farrugia, Romain Serizel, Jeremy Froidevaux, Vincent Lostanlen
2024 J jnl
IEEE Signal Process. Mag.
Gaël Richard, Vincent Lostanlen, Yi-Hsuan Yang, Meinard Müller
2024 conf
IS2
Vincent Lostanlen, Lucie Bouchet
2024 conf
ISMIR
Yuexuan Kong, Vincent Lostanlen, Gabriel Meseguer-Brocal, Stella Wong, Mathieu Lagrange, Romain Hennequin
2024 J jnl
CoRR
Yuexuan Kong, Vincent Lostanlen, Gabriel Meseguer-Brocal, Stella Wong, Mathieu Lagrange, Romain Hennequin
2023 J jnl
CoRR
Daniel Haider, Vincent Lostanlen, Martin Ehler, Péter Balázs
2023 Misc conf
ICASSP
Changhong Wang, Vincent Lostanlen, Mathieu Lagrange
2023 J jnl
CoRR
Inês Nolasco, Burooj Ghani, Shubhr Singh, Ester Vidaña-Vila, Helen Whitehead, Emily Grout, Michael G. Emmerson, Frants H. Jensen, Ivan Kiskin, Joe Morford, Ariana Strandburg-Peshkin, Lisa F. Gill, Hanna Pamula, Vincent Lostanlen, Dan Stowell
2023 conf
WASPAA
Vincent Lostanlen, Daniel Haider, Han Han, Mathieu Lagrange, Péter Balázs, Martin Ehler
2023 J jnl
CoRR
Vincent Lostanlen, Daniel Haider, Han Han, Mathieu Lagrange, Péter Balázs, Martin Ehler
2023 J jnl
CoRR
Han Han, Vincent Lostanlen, Mathieu Lagrange
2023 J jnl
CoRR
Inês Nolasco, Shubhr Singh, Veronica Morfi, Vincent Lostanlen, Ariana Strandburg-Peshkin, Ester Vidaña-Vila, Lisa F. Gill, Hanna Pamula, Helen Whitehead, Ivan Kiskin, Frants H. Jensen, Joe Morford, Michael G. Emmerson, Elisabetta Versace, Emily Grout, Haohe Liu, Dan Stowell
2023 J jnl
Ecol. Informatics
Inês Nolasco, Shubhr Singh, Veronica Morfi, Vincent Lostanlen, Ariana Strandburg-Peshkin, Ester Vidaña-Vila, Lisa F. Gill, Hanna Pamula, Helen Whitehead, Ivan Kiskin, Frants H. Jensen, Joe Morford, Michael G. Emmerson, Elisabetta Versace, Emily Grout, Haohe Liu, Burooj Ghani, Dan Stowell
2023 J jnl
CoRR
Cyrus Vahidi, Han Han, Changhong Wang, Mathieu Lagrange, György Fazekas, Vincent Lostanlen
2023 Misc conf
ICASSP
Han Han, Vincent Lostanlen, Mathieu Lagrange
2023 J jnl
CoRR
Han Han, Vincent Lostanlen, Mathieu Lagrange
2023 J jnl
IEEE ACM Trans. Audio Speech Lang. Process.
Dorian Desblancs, Vincent Lostanlen, Romain Hennequin
2022 J jnl
IEEE ACM Trans. Audio Speech Lang. Process.
Changhong Wang, Emmanouil Benetos, Vincent Lostanlen, Elaine Chew
2022 J jnl
CoRR
John Muradeli, Cyrus Vahidi, Changhong Wang, Han Han, Vincent Lostanlen, Mathieu Lagrange, George Fazekas
2022 conf
DCASE
Mohamed Outidrarine, Pierre Baudet, Vincent Lostanlen, Mathieu Lagrange, Juan Sebastian Ulloa
2022 conf
DCASE
Inês Nolasco, Shubhr Singh, E. Vidaña-Villa, Emily Grout, J. Morford, Michael G. Emmerson, Frants H. Jensen, Ivan Kiskin, Helen Whitehead, Ariana Strandburg-Peshkin, Lisa F. Gill, Hanna Pamula, Vincent Lostanlen, Veronica Morfi, Dan Stowell
2022 J jnl
CoRR
Inês Nolasco, Shubhr Singh, E. Vidaña-Villa, Emily Grout, J. Morford, Michael G. Emmerson, Frants H. Jensen, Helen Whitehead, Ivan Kiskin, Ariana Strandburg-Peshkin, Lisa F. Gill, Hanna Pamula, Vincent Lostanlen, Veronica Morfi, Dan Stowell
2021 conf
CinC
Philip A. Warrick, Vincent Lostanlen, Michael Eickenberg, Masun Nabhan Homsi, Adrián Campoy Rodríguez, Joakim Andén
2021 conf
Audio Mostly Conference
Vincent Lostanlen, Antoine Bernabeu, Jean-Luc Béchennec, Mikaël Briday, Sébastien Faucou, Mathieu Lagrange
2021 conf
DCASE
Veronica Morfi, Inês Nolasco, Vincent Lostanlen, Shubhr Singh, Ariana Strandburg-Peshkin, Lisa F. Gill, Hanna Pamula, David Benvent, Dan Stowell
2021 conf
HEAR@NeurIPS
Vincent Lostanlen, Lingyao Yan, Xianyi Yang
2021 conf
DCASE
Magdalena Fuentes, Danielle Zhao, Vincent Lostanlen, Mark Cartwright, Charlie Mydlarz, Juan Pablo Bello
2021 J jnl
EURASIP J. Audio Speech Music. Process.
Vincent Lostanlen, Christian El-Hajj, Mathias Rossignol, Grégoire Lafay, Joakim Andén, Mathieu Lagrange
2020 conf
CinC
Philip A. Warrick, Vincent Lostanlen, Michael Eickenberg, Joakim Andén, Masun Nabhan Homsi
2020 Misc conf
ICASSP
Jason Cramer, Vincent Lostanlen, Andrew Farnsworth, Justin Salamon, Juan Pablo Bello
2020 J jnl
CoRR
Sripathi Sridhar, Vincent Lostanlen
2020 J jnl
J. Mach. Learn. Res.
Mathieu Andreux, Tomás Angles, Georgios Exarchakis, Roberto Leonarduzzi, Gaspar Rochette, Louis Thiry, John Zarka, Stéphane Mallat, Joakim Andén, Eugene Belilovsky, Joan Bruna, Vincent Lostanlen, Muawiz Chaudhary, Matthew J. Hirn, Edouard Oyallon, Sixin Zhang, Carmine Cella, Michael Eickenberg
2020 J jnl
CoRR
Chris Ick, Vincent Lostanlen
2020 Misc conf
ICASSP
Vincent Lostanlen, Sripathi Sridhar, Brian McFee, Andrew Farnsworth, Juan Pablo Bello
2020 J jnl
CoRR
Vincent Lostanlen, Alice Cohen-Hadria, Juan Pablo Bello
2020 conf
EUSIPCO
Vincent Lostanlen, Alice Cohen-Hadria, Juan Pablo Bello
2020 J jnl
CoRR
Carmine Emanuele Cella, Daniele Ghisi, Vincent Lostanlen, Fabien Lévy, Joshua Fineberg, Yan Maresz
2020 Misc conf
ICASSP
Changhong Wang, Vincent Lostanlen, Emmanouil Benetos, Elaine Chew
2020 conf
DCASE
Mark Cartwright, Jason Cramer, Ana Elisa Méndez Méndez, Yu Wang, Ho-Hsiang Wu, Vincent Lostanlen, Magdalena Fuentes, Graham Dove, Charlie Mydlarz, Justin Salamon, Oded Nov, Juan Pablo Bello
2020 J jnl
CoRR
Mark Cartwright, Jason Cramer, Ana Elisa Méndez Méndez, Yu Wang, Ho-Hsiang Wu, Vincent Lostanlen, Magdalena Fuentes, Graham Dove, Charlie Mydlarz, Justin Salamon, Oded Nov, Juan Pablo Bello
2020 J jnl
CoRR
Vincent Lostanlen, Christian El-Hajj, Mathias Rossignol, Grégoire Lafay, Joakim Andén, Mathieu Lagrange
2020 J jnl
CoRR
Han Han, Vincent Lostanlen
2019 conf
ISMIR
Changhong Wang, Emmanouil Benetos, Vincent Lostanlen, Elaine Chew
2019 J jnl
IEEE Trans. Signal Process.
Joakim Andén, Vincent Lostanlen, Stéphane Mallat
2019 J jnl
CoRR
Vincent Lostanlen, Sripathi Sridhar, Brian McFee, Andrew Farnsworth, Juan Pablo Bello
2019 conf
DCASE
Vincent Lostanlen, Kaitlin Palmer, Elly Knight, Christopher W. Clark, Holger Klinck, Andrew Farnsworth, Tina Wong, Jason Cramer, Juan Pablo Bello
2019 J jnl
CoRR
Vincent Lostanlen, Kaitlin Palmer, Elly Knight, Christopher W. Clark, Holger Klinck, Andrew Farnsworth, Tina Wong, Jason Cramer, Juan Pablo Bello
2019 J jnl
IEEE Signal Process. Lett.
Vincent Lostanlen, Justin Salamon, Mark Cartwright, Brian McFee, Andrew Farnsworth, Steve Kelling, Juan Pablo Bello
2019 J jnl
CoRR
Vincent Lostanlen, Justin Salamon, Andrew Farnsworth, Steve Kelling, Juan Pablo Bello
2019 conf
DCASE
Mark Cartwright, Ana Elisa Méndez Méndez, Jason Cramer, Vincent Lostanlen, Graham Dove, Ho-Hsiang Wu, Justin Salamon, Oded Nov, Juan Pablo Bello
2019 J jnl
CoRR
Vincent Lostanlen, Florian Hecker
2019 J jnl
CoRR
Vincent Lostanlen
2018 Misc conf
ICASSP
Vincent Lostanlen, Justin Salamon, Andrew Farnsworth, Steve Kelling, Juan Pablo Bello
2018 J jnl
CoRR
Joakim Andén, Vincent Lostanlen, Stéphane Mallat
2018 J jnl
CoRR
Vincent Lostanlen
2018 J jnl
CoRR
Vincent Lostanlen, Joakim Andén, Mathieu Lagrange
2018 conf
DLfm
Vincent Lostanlen, Joakim Andén, Mathieu Lagrange
2018 J jnl
CoRR
Mathieu Andreux, Tomás Angles, Georgios Exarchakis, Roberto Leonarduzzi, Gaspar Rochette, Louis Thiry, John Zarka, Stéphane Mallat, Joakim Andén, Eugene Belilovsky, Joan Bruna, Vincent Lostanlen, Matthew J. Hirn, Edouard Oyallon, Sixin Zhang, Carmine Cella, Michael Eickenberg
2018 J jnl
CoRR
Vincent Lostanlen
2018 J jnl
EURASIP J. Audio Speech Music. Process.
Vincent Lostanlen, Grégoire Lafay, Joakim Andén, Mathieu Lagrange
2017
Vincent Lostanlen
2016 conf
ISMIR
Vincent Lostanlen, Carmine-Emanuele Cella
2016 J jnl
CoRR
Vincent Lostanlen, Carmine-Emanuele Cella
2016 J jnl
CoRR
Vincent Lostanlen, Stéphane Mallat
2015 J jnl
CoRR
Joakim Andén, Vincent Lostanlen, Stéphane Mallat
2015 conf
MLSP
Joakim Andén, Vincent Lostanlen, Stéphane Mallat
2015 J jnl
CoRR
Vincent Lostanlen, Stéphane Mallat
redb/extractors/decompiler/DecompileBinja.py
← Index redb/extractors/decompiler/DecompileBinja.py python
import hashlib
import inspect
import json
import logging
import os
import signal
import time
from datetime import datetime, timezone
from typing import Dict, Any, Optional
from pathlib import Path
import subprocess
import sys

from redb.extractors.enum import Tag
from redb.extractors.extractor import Extractor
import magic
import pefile
from elftools.elf.elffile import ELFFile

# Import our BinjaDecompiler (conditional)
from redb.extractors.decompiler.bninja.decompiler import BinaryNinjaDecompiler

class DecompileBinja(Extractor):
    def __init__(
        self,
        filepath,
        log,
        exporters=None,
        index_prefix=None,
        elastic_index=None,
        known_benign=False,
        known_malicious=False,
        filetype=None,
        decompile_modules=None,
    ):
        super().__init__(
            filepath,
            log,
            exporters,
            index_prefix,
            elastic_index,
            known_benign,
            known_malicious,
        )
        self.log.debug(inspect.currentframe().f_code.co_name)

        # Check if Binary Ninja is available
       # if not BINARYNINJA_AVAILABLE:
        #     self.log.error("Binary Ninja is not available in this container")
        #    raise ImportError(
        #        "Binary Ninja module not found - not available in feature extraction container"
        #    )
        self.analysis_results = None
        self.binja_decompiler = None
        self.filetype = filetype
        self.decompile_modules = decompile_modules or {"all"}
        self.goresym_data = None
        self.goresym_output_path = None

        # Convert TIMEOUT to integer with a default of 1200 seconds (20 minutes)
        try:
            self.BINJA_TIMEOUT = int(os.getenv("BINJA_TIMEOUT", "1200"))
        except ValueError:
            self.log.warning(
                "Invalid BINJA_TIMEOUT value, using default of 1200 seconds"
            )
            self.BINJA_TIMEOUT = 1200

        # Convert TIMEOUT to integer with a default of 1200 seconds (20 minutes)
        try:
            self.DECOMPILE_EXTRACTOR_TIMEOUT = int(
                os.getenv("DECOMPILE_EXTRACTOR_TIMEOUT", "2580")
            )
        except ValueError:
            self.log.warning(
                "Invalid DECOMPILE_EXTRACTOR_TIMEOUT value, using default of 2580 seconds"
            )
            self.DECOMPILE_EXTRACTOR_TIMEOUT = 2580

    def __enter__(self):
        return self

    def __exit__(self, exc_type, exc_val, exc_tb):
        self.cleanup_run()

    def calculate_md5(self, input_str):
        """Calculate MD5 hash of a string."""
        return hashlib.md5(input_str.encode("utf-8")).hexdigest()

    def is_dotnet(self):
        """Check if the binary is a .NET assembly.

        Returns:
            bool: True if the file is a .NET assembly, False otherwise
        """
        try:
            if self.filetype == "pebin":
                file_type = magic.from_buffer(self.binary)
                if ".Net" in file_type:
                    return True
                pe = pefile.PE(self.filepath)
                for entry in pe.OPTIONAL_HEADER.DATA_DIRECTORY:
                    # IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR is typically 14
                    if (
                        entry.name == "IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR"
                        and entry.Size > 0
                    ):
                        return True
                return False
            return False
        except AttributeError as e:
            self.log.error(
                f"AttributeError error dotnet file {self.hash.sha256} Full error : {e}"
            )
            return False

    def is_golang(self):
        """Check if the binary is a Go-compiled binary (heuristic).

        Supports PE and ELF binaries.
        """
        try:
            if self.filetype == "pebin":
                pe = pefile.PE(self.filepath)
                signatures = [b"Go build ID:", b"runtime.main", b"main.main"]

                for section in pe.sections:
                    data = section.get_data()
                    if any(sig in data for sig in signatures):
                        return True

                return False

            elif self.filetype == "elf":
                with open(self.filepath, "rb") as f:
                    elf = ELFFile(f)

                    # 1. Section-based checks
                    section_names = [sec.name for sec in elf.iter_sections()]
                    if any(
                        s in section_names
                        for s in (".note.go.buildid", ".gopclntab")
                    ):
                        return True

                    # 2. String scan in loadable sections
                    signatures = [
                        b"Go build ID:",
                        b"runtime.main",
                        b"runtime.goexit",
                        b"runtime.morestack",
                        b"main.main",
                    ]

                    for sec in elf.iter_sections():
                        if sec["sh_flags"] & 0x2:  # SHF_ALLOC
                            data = sec.data()
                            if any(sig in data for sig in signatures):
                                return True

                return False

            return False

        except Exception as e:
            self.log.error(
                f"Golang detection error {self.hash.sha256}: {e}"
            )
            return False

    def cleanup_run(self):
        """Clean up after analysis."""
        try:
            # BinaryNinjaDecompiler uses context manager pattern (__enter__/__exit__)
            # Cleanup happens automatically when exiting the 'with' block
            self.binja_decompiler = None

            # Clean up goresym temp file if it exists (keep in debug mode)
            if self.goresym_output_path and os.path.exists(self.goresym_output_path):
                if self.log.isEnabledFor(logging.DEBUG):
                    self.log.debug(f"Debug mode: keeping goresym output at {self.goresym_output_path}")
                else:
                    os.remove(self.goresym_output_path)
                    self.goresym_output_path = None

            # Force garbage collection
            import gc

            gc.collect()

        except Exception as e:
            self.log.error(f"Error in cleanup: {e}")

    def run_goresym(self, binary_path, output_json_path):
        """
            Run goresym on a Go binary and export its JSON output to a file.
            binary_path: path to the Go binary to analyze
            output_json_path: path where the JSON output will be saved
            """
        binary_path = str(Path(binary_path).resolve())
        output_json_path = str(Path(output_json_path).resolve())
        goresym_path = os.getenv("GORESYM_PATH", "GoReSym")

        try:
            # Example: goresym -t json /path/to/binary
            self.log.info("DEBUG: starting GoReSym")
            result = subprocess.run(
                [goresym_path, binary_path],
                stdout=subprocess.PIPE,
                stderr=subprocess.PIPE,
                text=True,
            )
        except FileNotFoundError:
            self.log.error("Error: 'goresym' not found in PATH. Make sure it is installed.")
            raise
        except subprocess.CalledProcessError as e:
            self.log.error("Error during goresym execution:")
            self.log.error(e.stderr)


        # Assuming goresym emits valid JSON to stdout.
        try:
            parsed = json.loads(result.stdout)
            # Store parsed JSON for later export to ClickHouse
            self.goresym_data = parsed
        except json.JSONDecodeError:
            # If it's not valid JSON, save the raw output instead.
            self.log.error("Warning: goresym output is not valid JSON; saving raw.")
            with open(output_json_path, "w", encoding="utf-8") as f:
                f.write(result.stdout)
            return

        # Save pretty-printed JSON for readability and debugging (used by BinaryNinja)
        with open(output_json_path, "w", encoding="utf-8") as f:
            json.dump(parsed, f, ensure_ascii=False, indent=2)
        self.goresym_output_path = output_json_path

        self.log.debug(f"goresym output saved to: {output_json_path}")

    def analyze_binary(self) -> Optional[Dict[str, Any]]:
        """Run Binary Ninja analysis and return results."""
        self.log.debug("Starting binary analysis")
        # if the binary is dotnet (only PE)
        if self.is_dotnet():
            self.log.debug("Skipping .NET binary - decompilation not supported")
            return None

        output_json_path = None
        ## if golang: run goresym
        try:
            if self.is_golang():
                output_json_path = "./goResym.json"
                self.run_goresym(self.filepath, output_json_path)
        except Exception as e:
            self.log.error(f"Error on GoReSym extraction: {e}")

        try:
            # Use BinaryNinjaDecompiler as a context manager to ensure proper setup/cleanup
            with BinaryNinjaDecompiler(
                filepath=self.filepath,
                timeout=self.BINJA_TIMEOUT,
                log=self.log,
                exporters=self.exporters,
                index_prefix=self.index_prefix,
                filetype=self.filetype,
                goresym=output_json_path,
                decompile_modules=self.decompile_modules,
            ) as decompiler:
                self.binja_decompiler = decompiler

                if decompiler.extract():
                    # Store results before context manager exits
                    results = decompiler.analysis_results
                    return results
                else:
                    self.log.error("BinaryNinjaDecompiler extraction failed")
                    return None

        except Exception as e:
            self.log.error(f"Error in Binary Ninja analysis: {e}")
            import traceback
            self.log.error(f"Traceback: {traceback.format_exc()}")
            return None

        finally:
            self.cleanup_run()

    def extract(self):
        """Extract and process all analysis results."""
        self.log.debug(inspect.currentframe().f_code.co_name)

        # Create a flag to track if extraction completed
        extraction_completed = False
        extraction_result = False
        extraction_error = None

        # Define the extraction process as a separate function
        def do_extraction():
            nonlocal extraction_completed, extraction_result, extraction_error
            try:
                results = self.analyze_binary()
                if not results:
                    extraction_result = False
                else:
                    self.analysis_results = results
                    # Add file hashes from parent Extractor class to analysis results
                    self.analysis_results["sha256"] = self.sha256
                    self.analysis_results["sha1"] = self.sha1
                    self.analysis_results["md5"] = self.md5
                    extraction_result = True
            except Exception as e:
                extraction_error = e
                extraction_result = False
            finally:
                extraction_completed = True

        # Run extraction directly with signal-based timeout (no thread overhead).
        # SIGALRM is delivered by the OS, so there's no GIL contention or polling.
        old_handler = signal.getsignal(signal.SIGALRM)
        def _timeout_handler(signum, frame):
            raise TimeoutError("Extraction timed out")

        signal.signal(signal.SIGALRM, _timeout_handler)
        signal.alarm(self.DECOMPILE_EXTRACTOR_TIMEOUT)
        try:
            do_extraction()
        except TimeoutError:
            self.log.error(
                f"Extraction timed out after {self.DECOMPILE_EXTRACTOR_TIMEOUT} seconds"
            )
            self.cleanup_run()
            return None
        finally:
            signal.alarm(0)
            signal.signal(signal.SIGALRM, old_handler)

        if extraction_error:
            self.log.error(f"Error in extraction: {extraction_error}")
            return None

        # Return the actual analysis results, not just a boolean
        return self.analysis_results if extraction_result else None

    def prepare_export_data(self, exporter_type: str) -> Any:
        """Prepare data for database export."""
        self.log.debug(inspect.currentframe().f_code.co_name)
        if not self.analysis_results:
            return None

        # # Delegate to the BinjaDecompiler for consistent export formatting
        # if self.binja_decompiler:
        #     return self.binja_decompiler.prepare_export_data(exporter_type)
        # else:
        #     self.log.error("BinjaDecompiler not available for export preparation")
        #     return None

        if exporter_type == "ClickHouseExporter":
            now = datetime.now(timezone.utc)

            def prepare_array_field(value, array_type):
                """Helper to prepare array fields with proper null handling"""
                if value is None:
                    return []
                return value

            # Add a helper function to handle empty strings
            def ensure_not_empty(value, default="UNKNOWN"):
                """Ensure a string value is not empty"""
                if value is None or value == "":
                    return default
                return value

            def prepare_register_usage_map(register_dict):
                """Convert register usage dict to Map format with tuples
                Input: {"rbx": {"reads": 3, "writes": 1}, ...}
                Output: {"rbx": (3, 1), ...}
                """
                if not register_dict:
                    return {}
                return {
                    reg: (info.get("reads", 0), info.get("writes", 0))
                    for reg, info in register_dict.items()
                }


            decompile_modules = getattr(self, "decompile_modules", {"all"})
            run_all = "all" in decompile_modules
            run_decompilation = run_all or "decompilation" in decompile_modules
            run_disassembly = run_all or "disassembly" in decompile_modules
            run_llil = run_all or "llil" in decompile_modules
            run_cfg = run_all or "cfg" in decompile_modules
            run_strings = run_all or "strings" in decompile_modules

            export = {"multi_table": True}

            # Decompilation tables
            if run_decompilation:
                export["decompiled_content"] = {
                    "table": "code_binja_decompiled_functions_content",
                    "data": [
                        [
                            f["decompiled_function_hash"],
                            f["decompiled_function"],
                            f["function_type"],
                            f.get("flattened_score"),
                            f.get("mba_score"),
                            now,
                        ]
                        for f in self.analysis_results["decompiled"]
                    ],
                    "column_names": [
                        "decompiled_function_hash",
                        "decompiled_function",
                        "function_type",
                        "flattened_score",
                        "mba_score",
                        "analysis_date",
                    ],
                    "column_type_names": [
                        "FixedString(64)",
                        "String",
                        "Enum8('USER'=1, 'LIBRARY'=2, 'THUNK'=3, 'EXTERNAL'=4, 'UNKNOWN'=5)",
                        "Nullable(Float64)",
                        "Nullable(Float64)",
                        "DateTime64(3, 'UTC')",
                    ],
                }
                export["decompiled_refs"] = {
                    "table": "code_binja_decompiled_functions_references",
                    "data": [
                        [
                            self.analysis_results["sha256"],
                            self.analysis_results["sha1"],
                            self.analysis_results["md5"],
                            f["decompiled_function_hash"],
                            f.get("disassembled_function_hash"),
                            f["decompiled_function_name"],
                            f["decompiled_function_prototype"],
                            f["decompiled_function_address"],
                            prepare_array_field(f.get("functions_caller"), "Array(String)"),
                            prepare_array_field(f.get("functions_call"), "Array(String)"),
                            now,
                        ]
                        for f in self.analysis_results["decompiled"]
                    ],
                    "column_names": [
                        "sha256",
                        "sha1",
                        "md5",
                        "decompiled_function_hash",
                        "disassembled_function_hash",
                        "decompiled_function_name",
                        "decompiled_function_prototype",
                        "decompiled_function_address",
                        "functions_caller",
                        "functions_call",
                        "analysis_date",
                    ],
                    "column_type_names": [
                        "FixedString(64)",
                        "FixedString(40)",
                        "FixedString(32)",
                        "FixedString(64)",
                        "Nullable(FixedString(64))",
                        "LowCardinality(String)",
                        "LowCardinality(String)",
                        "UInt64",
                        "Array(String)",
                        "Array(String)",
                        "DateTime64(3, 'UTC')",
                    ],
                }

            # Disassembly tables
            if run_disassembly:
                export["disassembled_content"] = {
                    "table": "code_binja_disassembled_functions_content",
                    "data": [
                        [
                            f["disassembled_function_hash"],
                            f.get("disassembled_function", ""),
                            f.get("disassembled_function_no_addresses", ""),
                            f.get("function_type", "UNKNOWN"),
                            f.get("instructions_count", 0),
                            prepare_array_field(
                                f.get("instructions_types"), "LowCardinality(String)"
                            ),
                            f.get("control_flow_count", 0),
                            prepare_array_field(
                                f.get("memory_access_pattern"), "LowCardinality(String)"
                            ),
                            prepare_array_field(
                                f.get("register_usage"), "LowCardinality(String)"
                            ),
                            f.get("data_references_count", 0),
                            f.get("max_block_size"),
                            f.get("num_calls"),
                            f.get("stack_size"),
                            now,
                        ]
                        for f in self.analysis_results["disassembled"]
                    ],
                    "column_names": [
                        "disassembled_function_hash",
                        "disassembled_function",
                        "disassembled_function_no_addresses",
                        "function_type",
                        "instructions_count",
                        "instructions_types",
                        "control_flow_count",
                        "memory_access_pattern",
                        "register_usage",
                        "data_references_count",
                        "max_block_size",
                        "num_calls",
                        "stack_size",
                        "analysis_date",
                    ],
                    "column_type_names": [
                        "FixedString(64)",
                        "String",
                        "String",
                        "Enum8('USER'=1, 'LIBRARY'=2, 'THUNK'=3, 'EXTERNAL'=4, 'UNKNOWN'=5)",
                        "UInt32",
                        "Array(LowCardinality(String))",
                        "UInt32",
                        "Array(LowCardinality(String))",
                        "Array(LowCardinality(String))",
                        "UInt32",
                        "Nullable(UInt32)",
                        "Nullable(UInt32)",
                        "Nullable(Int32)",
                        "DateTime64(3, 'UTC')",
                    ],
                }
                export["disassembled_refs"] = {
                    "table": "code_binja_disassembled_functions_references",
                    "data": [
                        [
                            self.analysis_results["sha256"],
                            self.analysis_results["sha1"],
                            self.analysis_results["md5"],
                            f["disassembled_function_hash"],
                            f.get("decompiled_function_hash"),
                            f["disassembled_function_name"],
                            f["disassembled_function_address"],
                            f.get("tlsh_disassembly"),
                            f.get("tlsh_llil"),
                            now,
                        ]
                        for f in self.analysis_results["disassembled"]
                    ],
                    "column_names": [
                        "sha256",
                        "sha1",
                        "md5",
                        "disassembled_function_hash",
                        "decompiled_function_hash",
                        "disassembled_function_name",
                        "disassembled_function_address",
                        "tlsh_disassembly",
                        "tlsh_llil",
                        "analysis_date",
                    ],
                    "column_type_names": [
                        "FixedString(64)",
                        "FixedString(40)",
                        "FixedString(32)",
                        "FixedString(64)",
                        "Nullable(FixedString(64))",
                        "LowCardinality(String)",
                        "UInt64",
                        "Nullable(FixedString(72))",
                        "Nullable(FixedString(72))",
                        "DateTime64(3, 'UTC')",
                    ],
                }
                # Function similarity metrics table (derived from disassembly data)
                # Lookup maps to join LLIL/MLIL features by disassembled_function_hash
                llil_by_hash = {
                    l.get("disassembled_function_hash"): l
                    for l in self.analysis_results.get("llil", [])
                    if l and l.get("disassembled_function_hash")
                }
                mlil_by_hash = {
                    m.get("disassembled_function_hash"): m
                    for m in self.analysis_results.get("mlil", [])
                    if m and m.get("disassembled_function_hash")
                }

                export["function_similarity_metrics"] = {
                    "table": "code_binja_function_similarity_metrics",
                    "data": [
                        [
                            f["disassembled_function_hash"],
                            f.get("cyclomatic_complexity"),
                            f.get("tlsh_disassembly"),
                            f.get("tlsh_llil"),
                            prepare_array_field(f.get("minhash"), "Array(UInt8)"),
                            (llil_by_hash.get(f["disassembled_function_hash"]) or {}).get("tlsh_llil"),
                            (llil_by_hash.get(f["disassembled_function_hash"]) or {}).get(
                                "tlsh_instruction_typed_llil"),
                            prepare_array_field(
                                (llil_by_hash.get(f["disassembled_function_hash"]) or {}).get("minhash_llil_skeleton"),
                                "Array(UInt8)",
                            ),
                            prepare_array_field(
                                (llil_by_hash.get(f["disassembled_function_hash"]) or {}).get("minhash_llil_typed"),
                                "Array(UInt8)",
                            ),
                            (mlil_by_hash.get(f["disassembled_function_hash"]) or {}).get("tlsh_mlil_skeleton"),
                            (mlil_by_hash.get(f["disassembled_function_hash"]) or {}).get("tlsh_mlil_typed"),
                            prepare_array_field(
                                (mlil_by_hash.get(f["disassembled_function_hash"]) or {}).get("minhash_mlil_skeleton"),
                                "Array(UInt8)",
                            ),
                            prepare_array_field(
                                (mlil_by_hash.get(f["disassembled_function_hash"]) or {}).get("minhash_mlil_typed"),
                                "Array(UInt8)",
                            ),
                            now,
                        ]
                        for f in self.analysis_results.get("disassembled", [])
                    ],
                    "column_names": [
                        "disassembled_function_hash",
                        "cyclomatic_complexity",
                        "tlsh_disassembly",
                        "tlsh_llil",
                        "minhash",
                        "tlsh_llil_new",
                        "tlsh_instruction_typed_llil",
                        "minhash_llil_skeleton",
                        "minhash_llil_typed",
                        "tlsh_mlil_skeleton",
                        "tlsh_mlil_typed",
                        "minhash_mlil_skeleton",
                        "minhash_mlil_typed",
                        "analysis_date",
                    ],
                    "column_type_names": [
                        "FixedString(64)",
                        "Nullable(UInt16)",
                        "Nullable(FixedString(72))",
                        "Nullable(FixedString(72))",
                        "Array(UInt8)",
                        # new
                        "Nullable(FixedString(72))",
                        "Nullable(FixedString(72))",
                        "Array(UInt8)",
                        "Array(UInt8)",
                        "Nullable(FixedString(72))",
                        "Nullable(FixedString(72))",
                        "Array(UInt8)",
                        "Array(UInt8)",
                        "DateTime64(3, 'UTC')",
                    ],
                }


            # LLIL tables
            if run_llil:
                export["llil_content"] = {
                    "table": "code_binja_llil_functions_content",
                    "data": [
                        [
                            f["sha256_llil"],
                            f["function_type"],
                            prepare_array_field(
                                f.get("instructions_types_llil"), "LowCardinality(String)"
                            ),
                            f.get("control_flow_count_llil", 0),
                            prepare_array_field(
                                f.get("memory_access_pattern_llil"), "LowCardinality(String)"
                            ),
                            prepare_register_usage_map(f.get("register_usage", {})),
                            f.get("total_reg_reads", 0),
                            f.get("total_reg_written", 0),
                            f.get("data_references_count", 0),
                            f.get("max_block_size"),
                            f.get("num_calls"),
                            f.get("stack_size"),
                            prepare_array_field(f.get("body_llil_vector"), "Array(Tuple(UInt32, Array(UInt16)))"),
                            now,
                        ]
                        for f in self.analysis_results.get("llil", [])
                    ],
                    "column_names": [
                        "llil_function_hash",
                        "function_type",
                        "instructions_types_llil",
                        "control_flow_count_llil",
                        "memory_access_pattern_llil",
                        "register_usage_llil",
                        "total_reg_reads",
                        "total_reg_written",
                        "data_references_count",
                        "max_block_size",
                        "num_calls",
                        "stack_size",
                        "body_llil_vector",
                        "analysis_date",
                    ],
                    "column_type_names": [
                        "FixedString(64)",
                        "Enum8('USER'=1, 'LIBRARY'=2, 'THUNK'=3, 'EXTERNAL'=4, 'UNKNOWN'=5)",
                        "Array(LowCardinality(String))",
                        "UInt32",
                        "Array(LowCardinality(String))",
                        "Map(LowCardinality(String), Tuple(UInt32, UInt32))",
                        "UInt32",
                        "UInt32",
                        "UInt32",
                        "Nullable(UInt32)",
                        "Nullable(UInt32)",
                        "Nullable(Int32)",
                        "Array(Tuple(UInt32, Array(UInt16)))",
                        "DateTime64(3, 'UTC')",
                    ],
                }
                export["llil_refs"] = {
                    "table": "code_binja_llil_functions_references",
                    "data": [
                        [
                            self.analysis_results["sha256"],
                            self.analysis_results["sha1"],
                            self.analysis_results["md5"],
                            f.get("sha256_llil"),
                            f.get("disassembled_function_hash"),
                            f.get("function_address"),
                            f.get("tlsh_disassembly"),
                            f.get("tlsh_llil"),
                            now,
                        ]
                        for f in self.analysis_results.get("llil", [])
                    ],
                    "column_names": [
                        "sha256",
                        "sha1",
                        "md5",
                        "llil_function_hash",
                        "disassembled_function_hash",
                        "function_address",
                        "tlsh_disassembly",
                        "tlsh_llil",
                        "analysis_date",
                    ],
                    "column_type_names": [
                        "FixedString(64)",
                        "FixedString(40)",
                        "FixedString(32)",
                        "Nullable(FixedString(64))",
                        "FixedString(64)",
                        "UInt64",
                        "Nullable(FixedString(72))",
                        "Nullable(FixedString(72))",
                        "DateTime64(3, 'UTC')",
                    ],
                }

            # Errors table (always include if per-function loop ran)
            if run_decompilation or run_disassembly or run_llil or run_cfg:
                export["function_analysis_errors"] = {
                    "table": "new_function_analysis_errors_binja",
                    "data": [
                        [
                            self.analysis_results["sha256"],
                            f["function_name"],
                            f["function_address"],
                            f.get("error_location", "unknown"),
                            f.get("error_message", ""),
                            f.get("error_details", ""),
                            f.get("error_type", "unknown"),
                            self.calculate_md5(
                                f"{f.get('error_message', '')}{f['function_name']}{f['function_address']}{f.get('error_location', 'unknown')}"
                            ),
                            "new",
                            now,
                        ]
                        for f in self.analysis_results.get("errors", [])
                    ],
                    "column_names": [
                        "sha256",
                        "function_name",
                        "function_address",
                        "error_location",
                        "error_message",
                        "error_details",
                        "error_type",
                        "error_hash",
                        "status",
                        "analysis_date",
                    ],
                    "column_type_names": [
                        "FixedString(64)",
                        "Nullable(String)",
                        "UInt64",
                        "LowCardinality(String)",
                        "Nullable(String)",
                        "Nullable(String)",
                        "Nullable(String)",
                        "FixedString(32)",
                        "Enum8('new'=1, 'investigating'=2, 'fixed'=3, 'wontfix'=4)",
                        "DateTime64(3, 'UTC')",
                    ],
                }

            # Strings table
            if run_strings:
                export["strings_raw"] = {
                    "table": "code_binja_strings_raw",
                    "data": [
                        [
                            self.analysis_results["sha256"],
                            s["string"],
                            s["string_raw"],
                            s["string_encoding"],
                            s["string_offset"],
                            s["string_length"],
                            s["string_raw_length"],
                            s["string_entropy"],
                        ]
                        for s in self.analysis_results.get("strings", [])
                    ],
                    "column_names": [
                        "sha256",
                        "string",
                        "string_raw",
                        "string_encoding",
                        "string_offset",
                        "string_length",
                        "string_raw_length",
                        "string_entropy",
                    ],
                    "column_type_names": [
                        "FixedString(64)",
                        "String",
                        "String",
                        "LowCardinality(String)",
                        "UInt64",
                        "UInt32",
                        "UInt32",
                        "Float32",
                    ],
                }

            # CFG function-level features table
            if run_cfg:
                export["cfg_functions"] = {
                    "table": "code_binja_cfg_functions",
                    "data": [
                        [
                            cfg.get("disassembled_function_hash"),
                            cfg["cfg_topology_hash"],
                            cfg["block_count"],
                            cfg["edge_count"],
                            cfg.get("llil_total_operations", 0),
                            cfg.get("call_count", 0),
                            cfg["cyclomatic_complexity"],
                            cfg.get("loop_count", 0),
                            cfg.get("max_depth", 0),
                            cfg.get("max_fan_out", 0),
                            cfg.get("md_index_topdown", 0),
                            cfg.get("md_index_bottomup", 0),
                            cfg.get("prime_product_llil", 0),
                            cfg.get("cfg_feature_tlsh"),
                            cfg.get("wl_minhash", []),
                            cfg.get("bb_features", []),
                            cfg.get("cfg_adjacency", []),
                            now,
                        ]
                        for cfg in self.analysis_results.get("cfg", [])
                        if cfg is not None
                    ],
                    "column_names": [
                        "disassembled_function_hash",
                        "cfg_topology_hash",
                        "block_count",
                        "edge_count",
                        "llil_total_operations",
                        "call_count",
                        "cyclomatic_complexity",
                        "loop_count",
                        "max_depth",
                        "max_fan_out",
                        "md_index_topdown",
                        "md_index_bottomup",
                        "prime_product_llil",
                        "cfg_feature_tlsh",
                        "wl_minhash",
                        "bb_features",
                        "cfg_adjacency",
                        "analysis_date",
                    ],
                    "column_type_names": [
                        "FixedString(64)",
                        "FixedString(16)",
                        "UInt16",
                        "UInt16",
                        "UInt32",
                        "UInt16",
                        "UInt16",
                        "UInt8",
                        "UInt16",
                        "UInt8",
                        "UInt64",
                        "UInt64",
                        "UInt64",
                        "Nullable(FixedString(72))",
                        "Array(UInt8)",
                        "Array(Array(UInt16))",
                        "Array(UInt32)",
                        "DateTime64(3, 'UTC')",
                    ],
                }

            # GoReSym metadata table (only if goresym data exists)
            if self.goresym_data:
                export["golang_metadata"] = {
                    "table": "redb_golang_metadata",
                    "data": [
                        [
                            self.analysis_results["sha256"],
                            json.dumps(self.goresym_data),
                            now,
                        ]
                    ],
                    "column_names": [
                        "sha256",
                        "goresym",
                        "analysis_date",
                    ],
                    "column_type_names": [
                        "FixedString(64)",
                        "JSON",
                        "DateTime64(3, 'UTC')",
                    ],
                }

            return export

    def tag(self) -> str:
        """Return the tag for this extractor."""
        return Tag.DECOMPILED.value

    def get_clickhouse_table(self) -> str:
        """Not used directly as we're handling multiple tables."""
        pass


if __name__ == "__main__":
    # Setup basic logging
    import logging
    import time

    logging.basicConfig(level=logging.INFO)
    logger = logging.getLogger("DecompileBinja")

    # Parse command line arguments
    import argparse

    parser = argparse.ArgumentParser(description="Binary Ninja Decompiler Wrapper")
    parser.add_argument("filepath", help="Path to the binary file to analyze")
    parser.add_argument(
        "--output", "-o", help="Output JSON file path (default: stdout)"
    )
    parser.add_argument(
        "--timeout",
        "-t",
        type=int,
        default=1200,
        help="Analysis timeout in seconds (default: 1200)",
    )
    args = parser.parse_args()
    start = time.perf_counter()
    # Create and run the extractor
    with DecompileBinja(args.filepath, logger) as extractor:
        success = extractor.extract()
        end = time.perf_counter()
        if not success:
            logger.error("Analysis failed")
            exit(1)

        # Output results
        if args.output:
            with open(args.output, "w") as f:
                json.dump(extractor.analysis_results, f)
            logger.info(f"Results written to {args.output}")
        else:
            print((extractor.analysis_results))
            with open("diff", "w") as f:
                f.write(str(f"{end - start:.3f} seconds"))