"""Limits shared by upload admission and the malware scanner."""
import os

CLAMAV_STREAM_MAX_BYTES = 2000 * 1024 * 1024  # infra/clamd.conf StreamMaxLength


def scan_limit_bytes():
    """The largest file ClamAV scans; above it the format check releases it."""
    return min(CLAMAV_STREAM_MAX_BYTES, int(os.environ.get('SCAN_MAX_BYTES', str(CLAMAV_STREAM_MAX_BYTES))))


def upload_limit_bytes():
    return int(os.environ.get('MAX_UPLOAD_BYTES', '5368709120'))