47 lines
1.9 KiB
Python
47 lines
1.9 KiB
Python
#!/usr/bin/env python3
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# SPDX-License-Identifier: GPL-3.0-or-later
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"""Validate Phase-1.0AL against the exact pinned SDK source."""
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from __future__ import annotations
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import argparse
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import hashlib
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import json
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import subprocess
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from pathlib import Path
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def digest(path: Path) -> tuple[int, str]:
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data = path.read_bytes()
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return len(data), hashlib.sha256(data).hexdigest()
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def main() -> int:
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parser = argparse.ArgumentParser()
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parser.add_argument("--root", type=Path, required=True)
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parser.add_argument("--sdk-root", type=Path, required=True)
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args = parser.parse_args()
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data = json.loads((args.root / "manifests/retroarch/phase-1.0al-mdbg-copy-audit.json").read_text(encoding="utf-8"))
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bindings = data["source_bindings"]
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assert hashlib.sha256((args.root / "manifests/retroarch/phase-1.0ak-hybrid-composition.json").read_bytes()).hexdigest() == bindings["phase10ak_manifest_sha256"]
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sdk_commit = subprocess.run(["git", "rev-parse", "HEAD"], cwd=args.sdk_root,
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check=True, capture_output=True, text=True).stdout.strip()
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assert sdk_commit == bindings["sdk_commit"]
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for prefix, relative in (("mdbg_c", "crt/mdbg.c"),
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("public_header", "include/ps5/mdbg.h")):
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size, sha256 = digest(args.sdk_root / relative)
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assert size == bindings[f"{prefix}_size"]
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assert sha256 == bindings[f"{prefix}_sha256"]
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findings = data["findings"]
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assert findings["target_may_be_partially_mutated_on_error"] is True
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assert findings["return_zero_proves_complete_copy"] is False
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assert findings["monotonic_deadline_present"] is False
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assert not any(data["authorizations"].values())
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assert data["decision"]["direct_sdk_mdbg_copy_reuse_allowed"] is False
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print("Phase-1.0AL mdbg copy audit validation passed")
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return 0
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if __name__ == "__main__":
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raise SystemExit(main())
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