Cocos2Dx文件读取I/O

//
// TDInvFileUtils.h
// MyCocoa2DTest
//
// Created by 韦 柱全 on 13-2-27.
//
//#ifndef __MyCocoa2DTest__TDInvFileUtils__
#define __MyCocoa2DTest__TDInvFileUtils__#include
#include "cocos2d.h"
using namespace cocos2d;
using namespace std;/** 负责操作文件储存和读取*/class CCReadFile {
public:/** 读取本地文件&＃xff0c;返回数据 */static string getFileByName(string pFileName);/** 储存内容到文件 */static bool saveFile(char* pContent,string pFileName);};#endif /* defined(__MyCocoa2DTest__TDInvFileUtils__) */

//
// TDInvFileUtils.cpp
// MyCocoa2DTest
//
// Created by 韦 柱全 on 13-2-27.
//
//#include "CCReadFile.h"string CCReadFile::getFileByName(string pFileName){//string path &＃61; CCFileUtils::sharedFileUtils()->getWriteablePath()&＃43;pFileName ;string path &＃61; CCFileUtils::sharedFileUtils()->fullPathFromRelativePath(pFileName.c_str());CCLOG("path &＃61; %s",path.c_str());FILE* file &＃61; fopen(path.c_str(), "r");if (file) {char* buf; int len; /*获取长度*/fseek(file, 0, SEEK_END); //移到尾部len &＃61; ftell(file); //提取长度rewind(file); //回归原位CCLOG("count the file content len &＃61; %d",len);//分配buf空间buf &＃61; (char*)malloc(sizeof(char) * len &＃43; 1);if (!buf) {CCLOG("malloc space is not enough.");return NULL;}//读取文件//读取进的buf&＃xff0c;单位大小&＃xff0c;长度&＃xff0c;文件指针int rLen &＃61; fread(buf, sizeof(char), len, file);buf[rLen] &＃61; &＃39;\0&＃39;;CCLOG("has read Length &＃61; %d",rLen);CCLOG("has read content &＃61; %s",buf);string result &＃61; buf;fclose(file);free(buf);return result;}elseCCLOG("open file error.");return NULL;
}bool CCReadFile::saveFile(char *pContent, string pFileName){//第一获取储存的文件路径string path &＃61; CCFileUtils::sharedFileUtils()->getWriteablePath() &＃43; pFileName;CCLOG("wanna save file path &＃61; %s",path.c_str());//创建一个文件指针//路径、模式FILE* file &＃61; fopen(path.c_str(), "w");if (file) {fputs(pContent, file);fclose(file);}elseCCLOG("save file error.");return false;
}