man3rmt/lclReqParAns2

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Name

lclReqParAns2 - local - request a parameter value and wait for an answer

Description

lclReqParAns2 requests the current value of a parameter from dbman. It waits for an answer.

The request is passed in local mode.

This function is part of librmt.

Syntax

int lclReqParAns2(
int fo,
LABEL *Lpnt,
DESC *Dpnt,
double *V,
double *Vprev,
int send_verbosity,
int recv_verbosity
);

Arguments

fo

The file descriptor for the connection to dbman.

Lpnt

pointer to LABEL associated with datapoint.

Dpnt

pointer to DESC associated with datapoint.

V

pointer to returned value variable

Vprev

pointer to returned previous value variable

send_verbosity

Defines the amount of messages to print. This value is passed on to SendRec. A value of 0 produces no messages. See the SendRec manpage for full details on available values.

recv_verbosity

Defines the amount of messages to print. This value is passed on to RecvRec. A value of 0 produces no messages. See the RecvRec manpage for full details on available values.

Return Values

ERRok is returned if the transaction is successful.
ERRbadp is returned for bad pointers.
The error code from the transaction is returned if there is a communications error.

Notes

The difference between this function and lclReqParAns(3rmt) is that there is another argument for Vprev.

See Also

librmt(3rmt)

Manual page revision

$Id: lclReqParAns2.3,v 1.1 2008/08/22 16:22:16 mcnamer Exp $

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