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Annotation of 43BSDReno/contrib/isode-beta/rosap/ro2ssreleas1.c, revision 1.1.1.1

1.1       root        1: /* ro2ssreleas1.c - initiate release */
                      2: 
                      3: #ifndef        lint
                      4: static char *rcsid = "$Header: /f/osi/rosap/RCS/ro2ssreleas1.c,v 6.0 89/03/18 23:42:17 mrose Rel $";
                      5: #endif
                      6: 
                      7: /* 
                      8:  * $Header: /f/osi/rosap/RCS/ro2ssreleas1.c,v 6.0 89/03/18 23:42:17 mrose Rel $
                      9:  *
                     10:  * Based on an TCP-based implementation by George Michaelson of University
                     11:  * College London.
                     12:  *
                     13:  *
                     14:  * $Log:       ro2ssreleas1.c,v $
                     15:  * Revision 6.0  89/03/18  23:42:17  mrose
                     16:  * Release 5.0
                     17:  * 
                     18:  */
                     19: 
                     20: /*
                     21:  *                               NOTICE
                     22:  *
                     23:  *    Acquisition, use, and distribution of this module and related
                     24:  *    materials are subject to the restrictions of a license agreement.
                     25:  *    Consult the Preface in the User's Manual for the full terms of
                     26:  *    this agreement.
                     27:  *
                     28:  */
                     29: 
                     30: 
                     31: /* LINTLIBRARY */
                     32: 
                     33: #include <stdio.h>
                     34: #include <signal.h>
                     35: #include "ropkt.h"
                     36: 
                     37: /*    RO-END.REQUEST */
                     38: 
                     39: int    RoEndRequest (sd, priority, roi)
                     40: int    sd;
                     41: int    priority;
                     42: struct RoSAPindication *roi;
                     43: {
                     44:     SBV            smask;
                     45:     int     result;
                     46:     register struct assocblk   *acb;
                     47: 
                     48:     missingP (roi);
                     49: 
                     50:     smask = sigioblock ();
                     51: 
                     52:     rosapPsig (acb, sd);
                     53: 
                     54:     result = RoEndRequestAux (acb, priority, roi);
                     55: 
                     56:     (void) sigiomask (smask);
                     57: 
                     58:     return result;
                     59: 
                     60: }
                     61: 
                     62: /*  */
                     63: 
                     64: static int  RoEndRequestAux (acb, priority, roi)
                     65: register struct assocblk   *acb;
                     66: int    priority;
                     67: struct RoSAPindication *roi;
                     68: {
                     69:     int     result;
                     70:     struct SSAPindication   sis;
                     71:     register struct SSAPindication *si = &sis;
                     72:     register struct SSAPabort *sa = &si -> si_abort;
                     73:     struct SSAPrelease  srs;
                     74:     register struct SSAPrelease *sr = &srs;
                     75: 
                     76:     if (acb -> acb_apdu)       /* ACB_CLOSING tested earlier in rosapPsig */
                     77:        return rosaplose (roi, ROS_WAITING, NULLCP, NULLCP);
                     78: 
                     79:     if (!(acb -> acb_flags & ACB_ROS))
                     80:        return rosaplose (roi, ROS_OPERATION, NULLCP,
                     81:                "not an association descriptor for ROS");
                     82: 
                     83:     if (!(acb -> acb_flags & ACB_INIT))
                     84:        return rosaplose (roi, ROS_OPERATION, NULLCP, "not initiator");
                     85: 
                     86:     if (acb -> acb_ready
                     87:            && !(acb -> acb_flags & ACB_TURN)
                     88:            && (*acb -> acb_ready) (acb, priority, roi) == NOTOK)
                     89:        return NOTOK;
                     90: 
                     91:     if (SRelRequest (acb -> acb_fd, NULLCP, 0, NOTOK, sr, si) == NOTOK) {
                     92:        if (sa -> sa_peer)
                     93:            return ss2rosabort (acb, sa, roi);
                     94: 
                     95:        result = ss2roslose (acb, roi, "SRelRequest", sa);
                     96:     }
                     97:     else
                     98:        if (!sr -> sr_affirmative)
                     99:            result = ropktlose (acb, roi, ROS_PROTOCOL, NULLCP,
                    100:                    "other side refused to release connection");
                    101:        else {
                    102:            acb -> acb_fd = NOTOK;
                    103:            result = OK;
                    104:        }
                    105: 
                    106:     freeacblk (acb);
                    107: 
                    108:     return result;
                    109: }

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