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SAM_DATA_GETSIZE(3Corosync Cluster Engine Programmer's ManuSAM_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)

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