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    Length: 3971 (0xf83)
    Types: TextFile
    Names: »psaprelease1.c«

└─⟦2d1937cfd⟧ Bits:30007241 EUUGD22: P.P 5.0
    └─⟦35176feda⟧ »EurOpenD22/isode/isode-6.tar.Z« 
        └─⟦de7628f85⟧ 
            └─⟦this⟧ »isode-6.0/psap2/psaprelease1.c« 

TextFile

/* psaprelease1.c - PPM: initiate release */

#ifndef	lint
static char *rcsid = "$Header: /f/osi/psap2/RCS/psaprelease1.c,v 7.0 89/11/23 22:14:26 mrose Rel $";
#endif

/* 
 * $Header: /f/osi/psap2/RCS/psaprelease1.c,v 7.0 89/11/23 22:14:26 mrose Rel $
 *
 *
 * $Log:	psaprelease1.c,v $
 * Revision 7.0  89/11/23  22:14:26  mrose
 * Release 6.0
 * 
 */

/*
 *				  NOTICE
 *
 *    Acquisition, use, and distribution of this module and related
 *    materials are subject to the restrictions of a license agreement.
 *    Consult the Preface in the User's Manual for the full terms of
 *    this agreement.
 *
 */


/* LINTLIBRARY */

#include <stdio.h>
#include <signal.h>
#include "ppkt.h"

/* \f

   P-RELEASE.REQUEST */

int	PRelRequest (sd, data, ndata, secs, pr, pi)
int	sd;
PE     *data;
int	ndata;
int	secs;
struct PSAPrelease *pr;
struct PSAPindication *pi;
{
    SBV	    smask;
    int	    result;
    register struct psapblk *pb;

    toomuchP (data, ndata, NPDATA, "release");
    missingP (pr);
    missingP (pi);

    smask = sigioblock ();

    psapPsig (pb, sd);

    switch (result = info2ssdu (pb, pi, data, ndata, &pb -> pb_realbase,
				&pb -> pb_retry, &pb -> pb_len,
				"P-RELEASE user-data", PPDU_NONE)) {
	case OK:
	default:
	    result = PRelRetryRequestAux (pb, secs, pr, pi);
	    goto out;

        case NOTOK:
	    freepblk (pb), pb = NULLPB;
	    break;

	case DONE:
	    result = NOTOK;
	    break;
    }

    if (pb) {
	if (pb -> pb_realbase)
	    free (pb -> pb_realbase);
	else
	    if (pb -> pb_retry)
		free (pb -> pb_retry);
	pb -> pb_realbase = pb -> pb_retry = NULL;
    }

out: ;
    (void) sigiomask (smask);

    return result;
}

/* \f

   P-RELEASE-RETRY.REQUEST (pseudo) */

int	PRelRetryRequest (sd, secs, pr, pi)
int	sd;
int	secs;
struct PSAPrelease *pr;
struct PSAPindication *pi;
{
    SBV	    smask;
    int	    result;
    register struct psapblk *pb;

    missingP (pr);
    missingP (pi);

    smask = sigioblock ();

    if ((pb = findpblk (sd)) == NULL)
	result = psaplose (pi, PC_PARAMETER, NULLCP,
			   "invalid session descriptor");
    else
	if (!(pb -> pb_flags & PB_RELEASE))
	    result = psaplose (pi, PC_OPERATION, "release not in progress");
	else
	    result = PRelRetryRequestAux (pb, secs, pr, pi);

    (void) sigiomask (smask);

    return result;
}

/* \f

 */

static int  PRelRetryRequestAux (pb, secs, pr, pi)
struct psapblk *pb;
int	secs;
struct PSAPrelease *pr;
struct PSAPindication *pi;
{
    int	    result;
    char   *id = pb -> pb_flags & PB_RELEASE ? "SRelRetryRequest"
					     : "SRelRequest";
    struct SSAPrelease   srs;
    register struct SSAPrelease   *sr = &srs;
    struct SSAPindication   sis;
    register struct SSAPabort  *sa = &sis.si_abort;

    bzero ((char *) sr, sizeof *sr);

    if ((result = (pb -> pb_flags & PB_RELEASE)
			? SRelRetryRequest (pb -> pb_fd, secs, sr, &sis)
			: SRelRequest (pb -> pb_fd, pb -> pb_retry,
				       pb -> pb_len, secs, sr, &sis))
	    == NOTOK) {
	if (sa -> sa_reason == SC_TIMER) {
	    pb -> pb_flags |= PB_RELEASE;

	    return ss2pslose (NULLPB, pi, id, sa);
	}

	if (sa -> sa_peer) {
	    (void) ss2psabort (pb, sa, pi);
	    goto out1;
	}
	if (SC_FATAL (sa -> sa_reason)) {
	    (void) ss2pslose (pb, pi, id, sa);
	    goto out2;
	}
	else {
	    (void) ss2pslose (NULLPB, pi, id, sa);
	    goto out1;
	}
    }

    bzero ((char *) pr, sizeof *pr);

    if ((result = ssdu2info (pb, pi, sr -> sr_data, sr -> sr_cc, pr -> pr_info,
		&pr -> pr_ninfo, "P-RELEASE user-data", PPDU_NONE)) == NOTOK)
	goto out2;

    if (pr -> pr_affirmative = sr -> sr_affirmative) {
	pb -> pb_fd = NOTOK;
	result = OK;
    }
    else
	result = DONE;

out2: ;
    if (result == DONE)
	result = OK;
    else
	freepblk (pb), pb = NULLPB;
out1: ;
    SRFREE (sr);
    if (pb) {
	if (pb -> pb_realbase)
	    free (pb -> pb_realbase);
	else
	    if (pb -> pb_retry)
		free (pb -> pb_retry);
	pb -> pb_realbase = pb -> pb_retry = NULL;
    }

    return result;
}