/*
* ---------------------------------------------------------------------------
* Adds data of length 'len' to the head of NL_BUF.
* Refer nl_msg_push for more details.
* ---------------------------------------------------------------------------
*/
BOOLEAN
NlMsgPutHead(PNL_BUFFER buf, const PCHAR data, UINT32 len)
{
len = NLMSG_ALIGN(len);
if (NlBufCopyAtHead(buf, data, len)) {
return TRUE;
}
return FALSE;
}
/*
* --------------------------------------------------------------------------
* NlBufCopyAtHeadUninit --
*
* Memsets the buffer portion of length len at head with zero.
* --------------------------------------------------------------------------
*/
PCHAR
NlBufCopyAtHeadUninit(PNL_BUFFER nlBuf, UINT32 len)
{
PCHAR ret = NULL;
if ((NlBufCopyAtHead(nlBuf, NULL, len)) == FALSE) {
goto done;
}
ret = nlBuf->head;
done:
return ret;
}