1/* 2 * Copyright (C) 2010 The Android Open Source Project 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in 12 * the documentation and/or other materials provided with the 13 * distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29#include <sstream> 30#include <streambuf> 31#include <ios_base.h> 32 33namespace std { 34 35// basic_stringbuf 36 37basic_stringbuf::basic_stringbuf(ios_base::openmode mode) : 38 mMode(mode) { } 39 40basic_stringbuf::basic_stringbuf(const string& str, ios_base::openmode mode) : 41 mMode(mode), mString(str) { } 42 43basic_stringbuf::~basic_stringbuf() { } 44 45const string& basic_stringbuf::str() const { 46 return mString; 47} 48 49void basic_stringbuf::str(const string& str) { 50 mString = str; 51} 52 53streamsize basic_stringbuf::in_avail() { 54 if (mMode & std::ios_base::in) { 55 return mString.size(); 56 } else { 57 return -1; 58 } 59} 60 61streamsize basic_stringbuf::xsputn(const char_type* str, streamsize num) { 62 mString.append(str, num); 63 return num; 64} 65 66 67// stringstream 68 69stringstream::stringstream(std::ios_base::openmode mode) 70 : mStringBuf(mode) { 71 this->init(&mStringBuf); 72} 73 74stringstream::stringstream(const string& str, 75 std::ios_base::openmode mode) 76 : mStringBuf(str, mode) { 77 this->init(&mStringBuf); 78} 79 80stringstream::~stringstream() {} 81 82ostream& stringstream::put(char c) { 83 mStringBuf.sputc(c); 84 return *this; 85} 86 87} // namespace std 88