提交新代码

tools/encrypt_q05_lidar_resource.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+import argparse
+import base64
+import hashlib
+import json
+import os
+import struct
+import zlib
+from pathlib import Path
+
+AAD = b"Q05-Lidar init_boot resource v1"
+
+
+def b64u(data):
+    return base64.urlsafe_b64encode(data).decode("ascii").rstrip("=")
+
+
+def main():
+    parser = argparse.ArgumentParser(
+        description="Encrypt a Q05-Lidar init_boot image into resource.dat"
+    )
+    parser.add_argument("input_img", help="Magisk-patched init_boot image")
+    parser.add_argument(
+        "-o", "--output",
+        default="resource.dat",
+        help="Output encrypted resource file, default: resource.dat",
+    )
+    parser.add_argument(
+        "--key",
+        help="Optional AES-256 key as base64url or 64-char hex. Omit to generate a random key.",
+    )
+    parser.add_argument(
+        "--no-compress",
+        action="store_true",
+        help="Disable zlib compression before encryption.",
+    )
+    args = parser.parse_args()
+
+    try:
+        from cryptography.hazmat.primitives.ciphers.aead import AESGCM
+    except ImportError:
+        raise SystemExit(
+            "Missing dependency: cryptography. Install it with: "
+            "python -m pip install cryptography"
+        )
+
+    input_path = Path(args.input_img)
+    plain = input_path.read_bytes()
+    sha256 = hashlib.sha256(plain).hexdigest()
+
+    if args.key:
+        text = args.key.strip()
+        if len(text) == 64 and all(c in "0123456789abcdefABCDEF" for c in text):
+            key = bytes.fromhex(text)
+        else:
+            key = base64.urlsafe_b64decode(text + "=" * (-len(text) % 4))
+        if len(key) != 32:
+            raise SystemExit("key must decode to 32 bytes")
+    else:
+        key = os.urandom(32)
+
+    compression = "none" if args.no_compress else "zlib"
+    body = plain if args.no_compress else zlib.compress(plain, level=9)
+    nonce = os.urandom(12)
+    ciphertext = AESGCM(key).encrypt(nonce, body, AAD)
+
+    header = {
+        "format": "q05-lidar-resource-v2",
+        "cipher": "AES-256-GCM",
+        "kdf": "none",
+        "compression": compression,
+        "aad": AAD.decode("utf-8"),
+        "nonce": b64u(nonce),
+        "sha256": sha256,
+        "plainSize": len(plain),
+        "packedSize": len(body),
+    }
+
+    output_path = Path(args.output)
+    header_bytes = json.dumps(header, ensure_ascii=False, separators=(",", ":")).encode("utf-8")
+    output_path.write_bytes(b"Q05R2\x00" + struct.pack(">I", len(header_bytes)) + header_bytes + ciphertext)
+
+    print("resource.dat created")
+    print(f"input: {input_path}")
+    print(f"output: {output_path}")
+    print(f"plainSize: {len(plain)}")
+    print(f"packedSize: {len(body)}")
+    print(f"sha256: {sha256}")
+    print(f"cloudKey: {b64u(key)}")
+
+
+if __name__ == "__main__":
+    main()

tools/mke2fs.conf

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+[defaults]
+    base_features = sparse_super,large_file,filetype,dir_index,ext_attr
+    default_mntopts = acl,user_xattr
+    enable_periodic_fsck = 0
+    blocksize = 4096
+    inode_size = 256
+    inode_ratio = 16384
+    reserved_ratio = 1.0
+
+[fs_types]
+    ext3 = {
+        features = has_journal
+    }
+    ext4 = {
+        features = has_journal,extent,huge_file,dir_nlink,extra_isize,uninit_bg
+        inode_size = 256
+    }
+    ext4dev = {
+        features = has_journal,extent,huge_file,flex_bg,inline_data,64bit,dir_nlink,extra_isize
+        inode_size = 256
+        options = test_fs=1
+    }
+    small = {
+        blocksize = 1024
+        inode_size = 128
+        inode_ratio = 4096
+    }
+    floppy = {
+        blocksize = 1024
+        inode_size = 128
+        inode_ratio = 8192
+    }
+    big = {
+        inode_ratio = 32768
+    }
+    huge = {
+        inode_ratio = 65536
+    }
+    news = {
+        inode_ratio = 4096
+    }
+    largefile = {
+        inode_ratio = 1048576
+        blocksize = -1
+    }
+    largefile4 = {
+        inode_ratio = 4194304
+        blocksize = -1
+    }
+    hurd = {
+         blocksize = 4096
+         inode_size = 128
+    }

tools/source.properties

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+Pkg.UserSrc=false
+Pkg.Revision=37.0.0