PN_API_IOD_lockDbaiBuf()

uint32_t PN_API_IOD_lockDbaiBuf	(	PN_API_IOD_Handle_t *const	pnHandle,
		PN_API_IOD_BufferLock_t *const	lock
	)

Locks a data buffer for a designated output IOCR to enable direct access to IO data.

Parameters

[in]	pnHandle	Profinet API Handle.
[in]	lock	Pointer to structure that contains specific buffer control.

Returns

result of the operation as uint32_t.

Return values

PN_API_OK	Success.
PN_API_NOT_OK	Something went wrong.
PN_API_ERR_PARAM	Invalid parameter.

Example

#include "pn_api_iod_dbai.h"
 
PN_API_IOD_Handle_t* pnHandle = NULL;
PN_API_IOD_BufferLock_t lock;
uint32_t status;
 
pnHandle = PN_API_IOD_new();
 
PN_API_IOD_enterDbai();
//Fill up lock
 
status = PN_API_IOD_lockDbaiBuf(pnHandle, lock);