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// Copyright 2019 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_UTILS_FILE_UTIL_H_
#define TESTING_UTILS_FILE_UTIL_H_
#include <stdlib.h>
#include <memory>
#include <string>
#include "public/fpdfview.h"
#include "testing/free_deleter.h"
// Reads the entire contents of a file into a newly alloc'd buffer.
std::unique_ptr<char, pdfium::FreeDeleter> GetFileContents(const char* filename,
size_t* retlen);
// Use an ordinary file anywhere a FPDF_FILEACCESS is required.
class FileAccessForTesting final : public FPDF_FILEACCESS {
public:
explicit FileAccessForTesting(const std::string& file_name);
private:
static int SGetBlock(void* param,
unsigned long pos,
unsigned char* pBuf,
unsigned long size);
int GetBlockImpl(unsigned long pos, unsigned char* pBuf, unsigned long size);
size_t file_length_;
std::unique_ptr<char, pdfium::FreeDeleter> file_contents_;
};
#endif // TESTING_UTILS_FILE_UTIL_H_