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

sam_data_getsize - Return size of stored data in bytes

#include <corosync/sam.h>

cs_error_t sam_data_getsize (size_t *size);

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.

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

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

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 interrupted by a signal

CS_ERR_NOT_SUPPORTED The requested protocol/functionality not supported

CS_ERR_MESSAGE_ERROR Incorrect auth message received

CS_ERR_NO_MEMORY Not enough memory to complete the requested task

04/15/2010 corosync Man Page

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