centos man page for sam_data_getsize

SAM_DATA_GETSIZE(3)				    Corosync Cluster Engine Programmer's Manual 			       SAM_DATA_GETSIZE(3)

NAME
       sam_data_getsize - Return size of stored data in bytes

SYNOPSIS
       #include <corosync/sam.h>

       cs_error_t sam_data_getsize (size_t *size);

DESCRIPTION
       The  sam_data_getsize  function	is  used to return size of stored data. Size is returned in bytes. If user data is NULL, zero is returned.
       Function is intended to be used before sam_data_restore(3) call to properly allocate buffer for restored data.

RETURN VALUE
       This call return CS_OK value if successful, otherwise and error is returned.

ERRORS
       CS_ERR_BAD_HANDLE
	      component was not initialized by calling sam_initialize(3) or it was finalized.

       CS_ERR_INVALID_PARAM
	      size parameter is NULL

SEE ALSO
       sam_data_store(3), sam_data_restore(3)

       CS_ERR_TRY_AGAIN Resource temporarily unavailable

       CS_ERR_INVALID_PARAM Invalid argument

       CS_ERR_ACCESS Permission denied

       CS_ERR_LIBRARY The connection failed

       CS_ERR_INTERRUPT System call inturrupted by a signal

       CS_ERR_NOT_SUPPORTED The requested protocol/functuality not supported

       CS_ERR_MESSAGE_ERROR Incorrect auth message received

       CS_ERR_NO_MEMORY Not enough memory to completed the requested task

corosync Man Page						    04/15/2010						       SAM_DATA_GETSIZE(3)