|  | // Copyright 2017 The PDFium Authors | 
|  | // Use of this source code is governed by a BSD-style license that can be | 
|  | // found in the LICENSE file. | 
|  |  | 
|  | #ifndef TESTING_FUZZERS_PDFIUM_FUZZER_HELPER_H_ | 
|  | #define TESTING_FUZZERS_PDFIUM_FUZZER_HELPER_H_ | 
|  |  | 
|  | #include <stdint.h> | 
|  |  | 
|  | #include "public/fpdfview.h" | 
|  |  | 
|  | class PDFiumFuzzerHelper { | 
|  | public: | 
|  | void RenderPdf(const char* data, size_t len); | 
|  |  | 
|  | virtual int GetFormCallbackVersion() const = 0; | 
|  | virtual bool OnFormFillEnvLoaded(FPDF_DOCUMENT doc); | 
|  | virtual void OnRenderFinished(FPDF_DOCUMENT doc) {} | 
|  | virtual void FormActionHandler(FPDF_FORMHANDLE form, | 
|  | FPDF_DOCUMENT doc, | 
|  | FPDF_PAGE page) {} | 
|  |  | 
|  | protected: | 
|  | PDFiumFuzzerHelper(); | 
|  | virtual ~PDFiumFuzzerHelper(); | 
|  |  | 
|  | private: | 
|  | bool RenderPage(FPDF_DOCUMENT doc, | 
|  | FPDF_FORMHANDLE form, | 
|  | int page_index, | 
|  | int render_flags, | 
|  | int form_flags); | 
|  | }; | 
|  |  | 
|  | #endif  // TESTING_FUZZERS_PDFIUM_FUZZER_HELPER_H_ |