C++ 读取文件内容到data 结构体 structure

#include <iostream>#include <fstream>#include <stdlib.h>using namespace std;typedef struct {intn;char *data;} BLOCK;int main () {BLOCK block;ifstream infile ("test.txt", ios::binary);infile.read((char*)&block.n, sizeof(block.n));block.data = (char *)calloc(1, 1024); //allocate space for datainfile.read( block.data, 1024);infile.close();cout << "data : " << block.data << endl;return 0;}