feat(checker): add dav1d checker

Signed-off-by: Fabrice Fontaine <fabrice.fontaine@orange.com>

cve_bin_tool/checkers/__init__.py

@@ -52,6 +52,7 @@
     "curl",
     "cvs",
     "darkhttpd",
+    "dav1d",
     "davfs2",
     "dbus",
     "dhclient",

cve_bin_tool/checkers/dav1d.py

@@ -0,0 +1,20 @@
+# Copyright (C) 2023 Orange
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+
+"""
+CVE checker for dav1d:
+
+https://www.cvedetails.com/product/139658/Videolan-Dav1d.html?vendor_id=5842
+
+"""
+from __future__ import annotations
+
+from cve_bin_tool.checkers import Checker
+
+
+class Dav1DChecker(Checker):
+    CONTAINS_PATTERNS: list[str] = []
+    FILENAME_PATTERNS: list[str] = []
+    VERSION_PATTERNS = [r"([0-9]+\.[0-9]+\.[0-9]+)[A-Za-z0-9 '.()%,:\r\n\/\-]*dav1d"]
+    VENDOR_PRODUCT = [("videolan", "dav1d")]

test/test_data/dav1d.py

@@ -0,0 +1,27 @@
+# Copyright (C) 2023 Orange
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+mapping_test_data = [
+    {"product": "dav1d", "version": "0.7.1", "version_strings": ["0.7.1\ndav1d"]}
+]
+package_test_data = [
+    {
+        "url": "http://rpmfind.net/linux/fedora/linux/development/rawhide/Everything/aarch64/os/Packages/d/",
+        "package_name": "dav1d-1.2.1-2.fc39.aarch64.rpm",
+        "product": "dav1d",
+        "version": "1.2.1",
+    },
+    {
+        "url": "http://ftp.fr.debian.org/debian/pool/main/d/dav1d/",
+        "package_name": "dav1d_0.7.1-3_amd64.deb",
+        "product": "dav1d",
+        "version": "0.7.1",
+    },
+    {
+        "url": "https://eu.mirror.archlinuxarm.org/aarch64/extra/",
+        "package_name": "dav1d-1.2.1-1-aarch64.pkg.tar.xz",
+        "product": "dav1d",
+        "version": "1.2.1",
+        "other_products": ["gcc"],
+    },
+]