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90 lines
3.0 KiB
90 lines
3.0 KiB
From 452aefc33ab5ebe9c3725d7680ce16399b486a9b Mon Sep 17 00:00:00 2001
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From: Evgeny Vereshchagin <evvers@ya.ru>
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Date: Mon, 3 Sep 2018 06:46:24 +0000
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Subject: [PATCH] tests: rework the code fuzzing journald
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This should make it easier to add a new fuzzer without a lot of
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duplication.
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(cherry picked from commit b1bd453f36b9428b6bf9feba31fa0a2b36143e9c)
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Resolves: #1696224
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---
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src/fuzz/fuzz-journald-syslog.c | 23 ++---------------------
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src/fuzz/fuzz-journald.h | 30 ++++++++++++++++++++++++++++++
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2 files changed, 32 insertions(+), 21 deletions(-)
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create mode 100644 src/fuzz/fuzz-journald.h
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diff --git a/src/fuzz/fuzz-journald-syslog.c b/src/fuzz/fuzz-journald-syslog.c
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index 7730f60875..100f0ce691 100644
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--- a/src/fuzz/fuzz-journald-syslog.c
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+++ b/src/fuzz/fuzz-journald-syslog.c
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@@ -1,29 +1,10 @@
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/* SPDX-License-Identifier: LGPL-2.1+ */
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-#include "alloc-util.h"
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#include "fuzz.h"
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-#include "journald-server.h"
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+#include "fuzz-journald.h"
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#include "journald-syslog.h"
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-#include "sd-event.h"
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int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
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- Server s = {};
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- char *label = NULL;
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- size_t label_len = 0;
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- struct ucred *ucred = NULL;
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- struct timeval *tv = NULL;
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-
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- if (size == 0)
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- return 0;
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-
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- assert_se(sd_event_default(&s.event) >= 0);
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- s.syslog_fd = s.native_fd = s.stdout_fd = s.dev_kmsg_fd = s.audit_fd = s.hostname_fd = s.notify_fd = -1;
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- s.buffer = memdup_suffix0(data, size);
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- assert_se(s.buffer);
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- s.buffer_size = size + 1;
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- s.storage = STORAGE_NONE;
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- server_process_syslog_message(&s, s.buffer, size, ucred, tv, label, label_len);
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- server_done(&s);
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-
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+ fuzz_journald_processing_function(data, size, server_process_syslog_message);
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return 0;
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}
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diff --git a/src/fuzz/fuzz-journald.h b/src/fuzz/fuzz-journald.h
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new file mode 100644
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index 0000000000..e66ef54c9b
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--- /dev/null
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+++ b/src/fuzz/fuzz-journald.h
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@@ -0,0 +1,30 @@
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+/* SPDX-License-Identifier: LGPL-2.1+ */
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+#pragma once
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+
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+#include "alloc-util.h"
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+#include "journald-server.h"
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+#include "sd-event.h"
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+
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+static void fuzz_journald_processing_function(
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+ const uint8_t *data,
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+ size_t size,
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+ void (*f)(Server *s, const char *buf, size_t raw_len, const struct ucred *ucred, const struct timeval *tv, const char *label, size_t label_len)
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+ ) {
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+ Server s = {};
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+ char *label = NULL;
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+ size_t label_len = 0;
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+ struct ucred *ucred = NULL;
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+ struct timeval *tv = NULL;
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+
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+ if (size == 0)
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+ return;
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+
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+ assert_se(sd_event_default(&s.event) >= 0);
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+ s.syslog_fd = s.native_fd = s.stdout_fd = s.dev_kmsg_fd = s.audit_fd = s.hostname_fd = s.notify_fd = -1;
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+ s.buffer = memdup_suffix0(data, size);
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+ assert_se(s.buffer);
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+ s.buffer_size = size + 1;
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+ s.storage = STORAGE_NONE;
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+ (*f)(&s, s.buffer, size, ucred, tv, label, label_len);
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+ server_done(&s);
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+}
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