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-rw-r--r--tests/ossfuzz/fuzz_decode_alone.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/tests/ossfuzz/fuzz_decode_alone.c b/tests/ossfuzz/fuzz_decode_alone.c
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+++ b/tests/ossfuzz/fuzz_decode_alone.c
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+// SPDX-License-Identifier: 0BSD
+
+///////////////////////////////////////////////////////////////////////////////
+//
+/// \file fuzz_decode_alone.c
+/// \brief Fuzz test program for liblzma .lzma decoding
+//
+// Authors: Maksym Vatsyk
+// Lasse Collin
+//
+///////////////////////////////////////////////////////////////////////////////
+
+#include <inttypes.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include "lzma.h"
+#include "fuzz_common.h"
+
+
+extern int
+LLVMFuzzerTestOneInput(const uint8_t *inbuf, size_t inbuf_size)
+{
+ lzma_stream strm = LZMA_STREAM_INIT;
+ // Initialize a LZMA alone decoder using the memory usage limit
+ // defined in fuzz_common.h
+ lzma_ret ret = lzma_alone_decoder(&strm, MEM_LIMIT);
+
+ if (ret != LZMA_OK) {
+ // This should never happen unless the system has
+ // no free memory or address space to allow the small
+ // allocations that the initialization requires.
+ fprintf(stderr, "lzma_alone_decoder() failed (%d)\n", ret);
+ abort();
+ }
+
+ fuzz_code(&strm, inbuf, inbuf_size);
+
+ // Free the allocated memory.
+ lzma_end(&strm);
+ return 0;
+}