2025-12-25 upload

2025-12-25 11:16:59 +08:00
commit 322ac74336
2241 changed files with 639966 additions and 0 deletions
--- a/venv/Lib/site-packages/argon2/main.py
+++ b/venv/Lib/site-packages/argon2/main.py
@@ -0,0 +1,91 @@
+# SPDX-License-Identifier: MIT
+
+from __future__ import annotations
+
+import argparse
+import sys
+import timeit
+
+from . import (
+    DEFAULT_HASH_LENGTH,
+    DEFAULT_MEMORY_COST,
+    DEFAULT_PARALLELISM,
+    DEFAULT_TIME_COST,
+    PasswordHasher,
+    profiles,
+)
+
+
+def main(argv: list[str]) -> None:
+    parser = argparse.ArgumentParser(
+        description="Benchmark Argon2.",
+        formatter_class=argparse.ArgumentDefaultsHelpFormatter,
+    )
+    parser.add_argument(
+        "-n", type=int, default=100, help="Number of iterations to measure."
+    )
+    parser.add_argument(
+        "-t", type=int, help="`time_cost`", default=DEFAULT_TIME_COST
+    )
+    parser.add_argument(
+        "-m", type=int, help="`memory_cost`", default=DEFAULT_MEMORY_COST
+    )
+    parser.add_argument(
+        "-p", type=int, help="`parallelism`", default=DEFAULT_PARALLELISM
+    )
+    parser.add_argument(
+        "-l", type=int, help="`hash_length`", default=DEFAULT_HASH_LENGTH
+    )
+    parser.add_argument(
+        "--profile",
+        type=str,
+        help="A profile from `argon2.profiles. Takes precedence.",
+        default=None,
+    )
+
+    args = parser.parse_args(argv[1:])
+
+    password = b"secret"
+    if args.profile:
+        ph = PasswordHasher.from_parameters(
+            getattr(profiles, args.profile.upper())
+        )
+    else:
+        ph = PasswordHasher(
+            time_cost=args.t,
+            memory_cost=args.m,
+            parallelism=args.p,
+            hash_len=args.l,
+        )
+    hash = ph.hash(password)
+
+    print(f"Running Argon2id {args.n} times with:")
+
+    for name, value, units in [
+        ("hash_len", ph.hash_len, "bytes"),
+        ("memory_cost", ph.memory_cost, "KiB"),
+        ("parallelism", ph.parallelism, "threads"),
+        ("time_cost", ph.time_cost, "iterations"),
+    ]:
+        print(f"{name}: {value} {units}")
+
+    print("\nMeasuring...")
+    duration = timeit.timeit(
+        f"ph.verify({hash!r}, {password!r})",
+        setup=f"""\
+from argon2 import PasswordHasher
+
+ph = PasswordHasher(
+    time_cost={args.t!r},
+    memory_cost={args.m!r},
+    parallelism={args.p!r},
+    hash_len={args.l!r},
+)
+gc.enable()""",
+        number=args.n,
+    )
+    print(f"\n{duration / args.n * 1000:.1f}ms per password verification")
+
+
+if __name__ == "__main__":  # pragma: no cover
+    main(sys.argv)