From 5da14042f70711ea5cf66e034699730335462f66 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 5 May 2024 14:08:03 +0200
Subject: Merging upstream version 1.45.3+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../tests/internal/fuzzers/msgpack_parse_fuzzer.c  | 30 ++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 src/fluent-bit/tests/internal/fuzzers/msgpack_parse_fuzzer.c

(limited to 'src/fluent-bit/tests/internal/fuzzers/msgpack_parse_fuzzer.c')

diff --git a/src/fluent-bit/tests/internal/fuzzers/msgpack_parse_fuzzer.c b/src/fluent-bit/tests/internal/fuzzers/msgpack_parse_fuzzer.c
new file mode 100644
index 000000000..cbf2ecf14
--- /dev/null
+++ b/src/fluent-bit/tests/internal/fuzzers/msgpack_parse_fuzzer.c
@@ -0,0 +1,30 @@
+#include <stdint.h>
+#include <stdlib.h>
+#include <msgpack.h>
+#include <fluent-bit/flb_pack.h>
+
+int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size){
+    /* Set flb_malloc_mod to be fuzzer-data dependent */
+    if (size < 4) {
+        return 0;
+    }
+    flb_malloc_p = 0;
+    flb_malloc_mod = *(int*)data;
+    data += 4;
+    size -= 4;
+
+    /* Avoid division by zero for modulo operations */
+    if (flb_malloc_mod == 0) {
+        flb_malloc_mod = 1;
+    }
+
+    if (size != 512)
+        return 0;
+
+    /* target the conversion of raw msgpack to json */
+    flb_sds_t record;
+    record = flb_msgpack_raw_to_json_sds(data, size);
+    flb_sds_destroy(record);
+
+    return 0;
+}
-- 
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