gre io send mdata

int gre_io_send_mdata(
    gre_io_t *                  handle,  
    gre_io_serialized_data_t *  md_buffer  

Send a serialized buffer of mdata (data manager key/value pairs) to the handle. The handle must have been opened for writing using GRE_IO_WRONLY.

Parameters: handle  A valid handle created with gre_io_open()   buffer  A data buffer containing a serialized data   Returns: -1 on failure anything else is success

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