0c16b53773
kernel. Adjust the Makefiles that referenced it to the new path. Sponsored by: Netflix OK'd by: cem@ and AllanJude@
72 lines
2.0 KiB
C
72 lines
2.0 KiB
C
/*
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* Copyright (c) 2016-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under both the BSD-style license (found in the
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* LICENSE file in the root directory of this source tree) and the GPLv2 (found
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* in the COPYING file in the root directory of this source tree).
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*/
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#include "fuzz.h"
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#include "fuzz_helpers.h"
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#include "util.h"
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#include <stddef.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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int main(int argc, char const **argv) {
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size_t const kMaxFileSize = (size_t)1 << 20;
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int const kFollowLinks = 1;
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char *fileNamesBuf = NULL;
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char const **files = argv + 1;
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unsigned numFiles = argc - 1;
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uint8_t *buffer = NULL;
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size_t bufferSize = 0;
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unsigned i;
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int ret;
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#ifdef UTIL_HAS_CREATEFILELIST
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files = UTIL_createFileList(files, numFiles, &fileNamesBuf, &numFiles,
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kFollowLinks);
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if (!files)
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numFiles = 0;
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#endif
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if (numFiles == 0)
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fprintf(stderr, "WARNING: No files passed to %s\n", argv[0]);
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for (i = 0; i < numFiles; ++i) {
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char const *fileName = files[i];
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size_t const fileSize = UTIL_getFileSize(fileName);
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size_t readSize;
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FILE *file;
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/* Check that it is a regular file, and that the fileSize is valid */
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FUZZ_ASSERT_MSG(UTIL_isRegularFile(fileName), fileName);
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FUZZ_ASSERT_MSG(fileSize <= kMaxFileSize, fileName);
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/* Ensure we have a large enough buffer allocated */
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if (fileSize > bufferSize) {
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free(buffer);
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buffer = (uint8_t *)malloc(fileSize);
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FUZZ_ASSERT_MSG(buffer, fileName);
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bufferSize = fileSize;
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}
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/* Open the file */
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file = fopen(fileName, "rb");
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FUZZ_ASSERT_MSG(file, fileName);
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/* Read the file */
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readSize = fread(buffer, 1, fileSize, file);
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FUZZ_ASSERT_MSG(readSize == fileSize, fileName);
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/* Close the file */
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fclose(file);
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/* Run the fuzz target */
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LLVMFuzzerTestOneInput(buffer, fileSize);
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}
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ret = 0;
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free(buffer);
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#ifdef UTIL_HAS_CREATEFILELIST
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UTIL_freeFileList(files, fileNamesBuf);
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#endif
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return ret;
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}
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