// returns zero on success and -1 on failure public override int Seek(long offset, FS_SEEK origin) { SeekOrigin _origin; switch (origin) { case FS_SEEK.CUR: { _origin = SeekOrigin.Current; break; } case FS_SEEK.END: { _origin = SeekOrigin.End; break; } case FS_SEEK.SET: { _origin = SeekOrigin.Begin; break; } default: { _origin = SeekOrigin.Current; common.FatalError($"File_Permanent::Seek: bad origin for {name}\n"); break; } } return((int)o.Seek(offset, _origin)); }
public override int Seek(long offset, FS_SEEK origin) { switch (origin) { case FS_SEEK.CUR: { curPtr += (int)offset; break; } case FS_SEEK.END: { curPtr = fileSize - (int)offset; break; } case FS_SEEK.SET: { curPtr = (int)offset; break; } default: { common.FatalError($"File_Memory::Seek: bad origin for {name}\n"); return(-1); } } if (curPtr < 0) { curPtr = 0; return(-1); } if (curPtr > fileSize) { curPtr = fileSize; return(-1); } return(0); }
public override int Seek(long offset, FS_SEEK origin) => - 1;
// Seek on a file. public virtual int Seek(long offset, FS_SEEK origin) => - 1;