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/*
* Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* Thread-safe note
*
* This routine is not thread-safe as there is no serialization on the
* use of the fd between the __pmSendLogControl() and the reading of
* the reply PDU. It is assumed that the caller is single-threaded,
* which is true for the only current user of this routine, pmlc(1).
*/
#include "pmapi.h"
#include "impl.h"
int
__pmControlLog(int fd, const pmResult *request, int control, int state, int delta, pmResult **status)
{
int n;
__pmPDU *pb;
if (request->numpmid < 1)
return PM_ERR_TOOSMALL;
/* send a PCP 2.0 log control request */
n = __pmSendLogControl(fd, request, control, state, delta);
if (n < 0)
n = __pmMapErrno(n);
else {
int pinpdu;
/* get the reply */
pinpdu = n = __pmGetPDU(fd, ANY_SIZE, __pmLoggerTimeout(), &pb);
if (n == PDU_RESULT) {
n = __pmDecodeResult(pb, status);
}
else if (n == PDU_ERROR)
__pmDecodeError(pb, &n);
else if (n != PM_ERR_TIMEOUT)
n = PM_ERR_IPC; /* unknown reply type */
if (pinpdu > 0)
__pmUnpinPDUBuf(pb);
}
return n;
}
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