您好,最近在使用OOB工程时,遇到一个棘手的问题,用UNiflash将文件添加到www文件夹目录下后,需要在代码中打开并读写www文件夹下面的那个文件,可是用Fs_Open()接口,却提示文件不存在。是代码有错吗?
char *DeviceFileName = "\www\test.txt"; long DeviceFileHandle = -1; _i32 fsRetVal; //negative retval is an error unsigned long Offset = 0; unsigned char InputBuffer[100]; _u32 MasterToken = 0; memset(InputBuffer,0,sizeof(InputBuffer)); DeviceFileHandle = sl_FsOpen((unsigned char *)DeviceFileName, SL_FS_READ, &MasterToken); fsRetVal = sl_FsRead( DeviceFileHandle, Offset, (unsigned char *)InputBuffer,50); fsRetVal = sl_FsClose(DeviceFileHandle, NULL, NULL , 0);