1// Copyright 2014 the V8 project authors. All rights reserved. 2// Redistribution and use in source and binary forms, with or without 3// modification, are permitted provided that the following conditions are 4// met: 5// 6// * Redistributions of source code must retain the above copyright 7// notice, this list of conditions and the following disclaimer. 8// * Redistributions in binary form must reproduce the above 9// copyright notice, this list of conditions and the following 10// disclaimer in the documentation and/or other materials provided 11// with the distribution. 12// * Neither the name of Google Inc. nor the names of its 13// contributors may be used to endorse or promote products derived 14// from this software without specific prior written permission. 15// 16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28// Utility functions used by parser-shell. 29 30#include "src/globals.h" 31 32#include <stdio.h> 33 34namespace v8 { 35namespace internal { 36 37enum Encoding { 38 LATIN1, 39 UTF8, 40 UTF16 41}; 42 43const byte* ReadFileAndRepeat(const char* name, int* size, int repeat) { 44 FILE* file = fopen(name, "rb"); 45 *size = 0; 46 if (file == NULL) return NULL; 47 48 fseek(file, 0, SEEK_END); 49 int file_size = static_cast<int>(ftell(file)); 50 rewind(file); 51 52 *size = file_size * repeat; 53 54 byte* chars = new byte[*size + 1]; 55 for (int i = 0; i < file_size;) { 56 int read = static_cast<int>(fread(&chars[i], 1, file_size - i, file)); 57 i += read; 58 } 59 fclose(file); 60 61 for (int i = file_size; i < *size; i++) { 62 chars[i] = chars[i - file_size]; 63 } 64 chars[*size] = 0; 65 66 return chars; 67} 68 69} // namespace internal 70} // namespace v8 71