sftp_server.py 文件源码

def convert_errno(e):
        """
        Convert an errno value (as from an C{OSError} or C{IOError}) into a
        standard SFTP result code.  This is a convenience function for trapping
        exceptions in server code and returning an appropriate result.

        @param e: an errno code, as from C{OSError.errno}.
        @type e: int
        @return: an SFTP error code like L{SFTP_NO_SUCH_FILE}.
        @rtype: int
        """
        if e == errno.EACCES:
            # permission denied
            return SFTP_PERMISSION_DENIED
        elif (e == errno.ENOENT) or (e == errno.ENOTDIR):
            # no such file
            return SFTP_NO_SUCH_FILE
        else:
            return SFTP_FAILURE