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65 lines
1.6 KiB
65 lines
1.6 KiB
4 months ago
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/* Copyright 2020 Google Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <stdint.h>
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#include <exception>
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#include "PDFDoc.h"
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#include "GlobalParams.h"
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#include "Zoox.h"
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
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{
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char filename[256];
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sprintf(filename, "/tmp/libfuzzer.%d", getpid());
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FILE *fp = fopen(filename, "wb");
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if (!fp)
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return 0;
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fwrite(data, size, 1, fp);
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fclose(fp);
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// Main fuzzing logic
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Object info, xfa;
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Object *acroForm;
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globalParams = new GlobalParams(NULL);
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globalParams->setErrQuiet(1);
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globalParams->setupBaseFonts(NULL);
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PDFDoc *doc = NULL;
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try {
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doc = new PDFDoc(filename, NULL, NULL);
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if (doc->isOk() == gTrue)
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{
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doc->getNumPages();
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if ((acroForm = doc->getCatalog()->getAcroForm())->isDict()) {
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acroForm->dictLookup("XFA", &xfa);
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xfa.free();
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}
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}
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} catch (...) {
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}
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// Cleanup
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if (doc != NULL)
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delete doc;
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delete globalParams;
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// cleanup temporary file
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unlink(filename);
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return 0;
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}
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