VC6.0中缺少VC98\\CRT\\SRC文件夹的---CRT

#include <windows.h> #include <stdio.h> #include <stdlib.h> //为了使用exit() #define INVALID_SET_FILE_POINTER ((DWORD)-1) __int64 myFileSeek (HANDLE hf, __int64 distance, DWORD MoveMethod) //文件指针移动 { LARGE_INTEGER li; //定义一个64位结构DWORD LowPart;LONG HighPart;LONGLONG QuadPart; li.QuadPart = distance; li.LowPart = SetFilePointer (hf, li.LowPart, &li.HighPart, MoveMethod); //FILE_BEGIN lOffset将新位置设为从文件起始处开始算的起的一个偏移 //FILE_CURRENT lOffset将新位置设为从当前位置开始计算的一个偏移 //FILE_END lOffset将新位置设为从文件尾开始计算的一个偏移 if (li.LowPart == INVALID_SET_FILE_POINTER && GetLastError() != NO_ERROR) { li.QuadPart = -1; printf("eee!"); } return li.QuadPart; } __int64 myFileSize (HANDLE hf) //获得文件长度 { LARGE_INTEGER lgh; //定义一个64位结构DWORD LowPart;LONG HighPart;LONGLONG QuadPart; lgh.QuadPart = 0; lgh.LowPart = SetFilePointer (hf, lgh.LowPart, &lgh.HighPart, FILE_END); if (lgh.LowPart == INVALID_SET_FILE_POINTER && GetLastError() != NO_ERROR) { lgh.QuadPart = -1; printf("eee!"); } return lgh.QuadPart; } int main() { char fname[50]; //用于存放文件名 printf("输入文件名："); scanf("%s",fname); unsigned char *pBuffer; DWORD RSize; __int64 fileSize = 0; __int64 fileoffset = 0; printf("输入文件指针："); scanf("%I64d",&fileoffset); HANDLE hOpenFile = (HANDLE)CreateFile(fname, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, NULL, NULL); if (hOpenFile == INVALID_HANDLE_VALUE) { hOpenFile = NULL; MessageBoxA(NULL, "Can not open the file", "Playwav", MB_OK); exit(1); } fileSize = myFileSize(hOpenFile); printf("FILE_SIZE: %I64d \n",fileSize); pBuffer = (unsigned char *) malloc(20480); //malloc是动态分配内存 myFileSeek(hOpenFile,fileoffset,FILE_BEGIN); //myFileSeek(hOpenFile,9261023230,FILE_BEGIN); ReadFile(hOpenFile, pBuffer, 2, &RSize, NULL); printf( "BYTE of FILE_OFFSET:%X \n",pBuffer[0]); //可将pBuffer显示在某区域或写入另一个文件来检查读出是否正确 free(pBuffer); CloseHandle(hOpenFile); printf("Press any key to Exit!"); scanf("%s",fname); return 0; }