From 55944e5e40b1be2afc4855d8d2baf4b73d1876b5 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 10 Apr 2024 22:49:52 +0200
Subject: Adding upstream version 255.4.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 test/fuzz/meson.build | 95 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 95 insertions(+)
 create mode 100644 test/fuzz/meson.build

(limited to 'test/fuzz/meson.build')

diff --git a/test/fuzz/meson.build b/test/fuzz/meson.build
new file mode 100644
index 0000000..54cbb75
--- /dev/null
+++ b/test/fuzz/meson.build
@@ -0,0 +1,95 @@
+# SPDX-License-Identifier: LGPL-2.1-or-later
+
+generate_directives_py = find_program('generate-directives.py')
+
+fuzz_regression_tests = {}
+
+directives = [['fuzz-network-parser', 'directives.network', networkd_network_gperf_gperf],
+              ['fuzz-netdev-parser', 'directives.netdev',   networkd_netdev_gperf_gperf],
+              ['fuzz-link-parser', 'directives.link',       udev_link_gperf_gperf],
+             ]
+
+foreach tuple : directives
+        directive = custom_target(
+                tuple[1],
+                output: tuple[1],
+                command: [generate_directives_py, tuple[2]],
+                capture: true)
+
+        dict = { 'directives' : [directive] }
+        fuzz_regression_tests += { tuple[0] : dict }
+endforeach
+
+unit_directives = []
+foreach section : ['Automount', 'Mount', 'Path', 'Scope', 'Service', 'Slice', 'Socket', 'Swap', 'Timer']
+        unit_type = section.to_lower()
+        sec_rx = section == 'Service' ? '(Service|Unit|Install)' : section
+        name = 'directives.@0@'.format(unit_type)
+        unit_directives += custom_target(
+                name,
+                output: name,
+                command: [generate_directives_py, load_fragment_gperf_gperf, sec_rx, unit_type],
+                capture: true)
+endforeach
+dict = { 'directives' : unit_directives }
+fuzz_regression_tests += { 'fuzz-unit-file' : dict }
+
+############################################################
+
+# TODO: Use native string formatting with meson >= 1.3.0
+if get_option('auto_features').enabled()
+        sanitize_auto_features = 'enabled'
+elif get_option('auto_features').disabled()
+        sanitize_auto_features = 'disabled'
+else
+        sanitize_auto_features = 'auto'
+endif
+
+fuzz_c_args = get_option('c_args')
+fuzz_cpp_args = cxx_cmd != '' ? get_option('cpp_args') : []
+
+sanitize_address_undefined = custom_target(
+        'sanitize-address-undefined-fuzzers',
+        output : 'sanitize-address-undefined-fuzzers',
+        command : [meson_build_sh,
+                   project_source_root,
+                   '@OUTPUT@',
+                   'fuzzers',
+                   ' '.join(fuzz_c_args + '-DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION'),
+                   ' '.join(fuzz_cpp_args + '-DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION'),
+                   '-Dfuzz-tests=true -Db_lundef=false -Db_sanitize=address,undefined --optimization=@0@ @1@ --auto-features=@2@'.format(
+                           get_option('optimization'),
+                           get_option('werror') ? '--werror' : '',
+                           sanitize_auto_features
+                   ),
+                   ' '.join(cc.cmd_array()),
+                   cxx_cmd])
+
+fuzz_sanitizers = [['address,undefined', sanitize_address_undefined]]
+fuzz_testsdir = 'test/fuzz'
+
+if git.found() and fs.is_dir(project_source_root / '.git')
+        out = run_command(env, '-u', 'GIT_WORK_TREE',
+                          git, '--git-dir=@0@/.git'.format(project_source_root),
+                          'ls-files', ':/@0@/*/*'.format(fuzz_testsdir),
+                          check: true)
+else
+        out = run_command(sh, '-c', 'cd "@0@"; echo @1@/*/*'.format(project_source_root, fuzz_testsdir), check: true)
+endif
+
+# Add crafted fuzz inputs we have in the repo
+foreach p : out.stdout().split()
+        # Remove the last entry which is ''.
+        #
+        # Also, backslashes get mangled, so skip test. See
+        # https://github.com/mesonbuild/meson/issues/1564.
+        if p.contains('\\')
+                continue
+        endif
+        fuzzer = fs.name(fs.parent(p))
+        fuzz_in = fs.name(p)
+
+        dict = fuzz_regression_tests.get(fuzzer, {})
+        dict += { 'files' : dict.get('files', []) + files(fuzzer / fuzz_in) }
+        fuzz_regression_tests += { fuzzer : dict }
+endforeach
-- 
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