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    Length: 5165 (0x142d)
    Types: TextFile
    Names: »ssapwrite.c«

└─⟦3d0c2be1b⟧ Bits:30001254 ISODE-5.0 Tape
    └─⟦eba4602b1⟧ »./isode-5.0.tar.Z« 
        └─⟦d3ac74d73⟧ 
            └─⟦this⟧ »isode-5.0/ssap/ssapwrite.c« 

TextFile

/* ssapwrite.c - SPM: write various SPDUs  */

#ifndef	lint
static char *rcsid = "$Header: /f/osi/ssap/RCS/ssapwrite.c,v 6.0 89/03/18 23:44:11 mrose Rel $";
#endif

/* 
 * $Header: /f/osi/ssap/RCS/ssapwrite.c,v 6.0 89/03/18 23:44:11 mrose Rel $
 *
 *
 * $Log:	ssapwrite.c,v $
 * Revision 6.0  89/03/18  23:44:11  mrose
 * Release 5.0
 * 
 */

/*
 *				  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 "spkt.h"

/* \f

 */

int	SWriteRequestAux (sb, code, data, cc, type, ssn, settings,
                id, oid, ref, si)
register struct ssapblk *sb;
int     code;
char   *data;
int     cc,
        type,
        settings;
long	ssn;
struct SSAPactid   *id,
                   *oid;
struct SSAPref *ref;
struct SSAPindication  *si;
{
    int     result;
    register struct ssapkt *s,
                           *p;
    struct TSAPdisconnect   tds;
    register struct TSAPdisconnect *td = &tds;
    struct udvec    uvs[3];
    register struct udvec  *uv;

    if (sb -> sb_flags & SB_EXPD)
	switch (code) {
	    case SPDU_MAA: 
		result = PR_MAA;
		goto send_pr;

	    case SPDU_AI:
	    case SPDU_AD:
	    case SPDU_RS: 
		result = PR_RS;
		goto send_pr;

	    case SPDU_AIA:
	    case SPDU_ADA:
	    case SPDU_RA: 
		result = PR_RA;
	send_pr: ;
		if ((p = newspkt (SPDU_PR)) == NULL)
		    return ssaplose (si, SC_CONGEST, NULLCP, "out of memory");
		p -> s_mask |= SMASK_PR_TYPE;
		p -> s_pr_type = result;
		result = spkt2sd (p, sb -> sb_fd, 1, si);
		freespkt (p);
		if (result == NOTOK)
		    return NOTOK;
		break;

	    default: 
		break;
	}

    uv = uvs;
    uvs[0].uv_base = uvs[1].uv_base = NULL;

    switch (code) {
	case SPDU_MAP: 
	case SPDU_MIP: 
	case SPDU_RS: 
	case SPDU_AS: 
	case SPDU_AR: 
	case SPDU_AD: 
	case SPDU_AI: 
#ifdef	notdef			/* aka SPDU_MAP */
	case SPDU_AE: 
#endif
	case SPDU_CD: 
	    if (s = newspkt (SPDU_GT))
		s -> s_mask |= SMASK_SPDU_GT;
	    break;

	default: 
	    s = newspkt (SPDU_PT);
	    break;
    }
    if (s == NULL)
	return ssaplose (si, SC_CONGEST, NULLCP, "out of memory");

    if (spkt2tsdu (s, &uv -> uv_base, &uv -> uv_len) == NOTOK) {
	(void) ssaplose (si, s -> s_errno, NULLCP, NULLCP);
	goto out1;
    }
    freespkt (s);
    uv++;

    if ((s = newspkt (code)) == NULL) {
	(void) ssaplose (si, SC_CONGEST, NULLCP, "out of memory");
	goto out2;
    }
    switch (code) {
	case SPDU_MAP: 
	    if (type) {
		s -> s_mask |= SMASK_MAP_SYNC;
		s -> s_map_sync = type;
	    }
	    s -> s_mask |= SMASK_MAP_SERIAL;
	    s -> s_map_serial = ssn;
	    break;

	case SPDU_MAA: 
	    s -> s_mask |= SMASK_MAA_SERIAL;
	    s -> s_maa_serial = ssn;
	    break;

	case SPDU_MIP: 
	    if (type == SYNC_NOCONFIRM) {
		s -> s_mask |= SMASK_MIP_SYNC;
		s -> s_mip_sync = MIP_SYNC_NOEXPL;
	    }
	    s -> s_mask |= SMASK_MIP_SERIAL;
	    s -> s_mip_serial = ssn;
	    break;

	case SPDU_MIA: 
	    s -> s_mask |= SMASK_MIA_SERIAL;
	    s -> s_mia_serial = ssn;
	    break;

	case SPDU_RS: 
	    if (sb -> sb_requirements & SR_TOKENS) {
		s -> s_mask |= SMASK_RS_SET;
		s -> s_rs_settings = settings;
	    }
	    s -> s_mask |= SMASK_RS_TYPE;
	    s -> s_rs_type = type;
	    s -> s_mask |= SMASK_RS_SSN;
	    s -> s_rs_serial = ssn;
	    break;

	case SPDU_RA: 
	    if (sb -> sb_requirements & SR_TOKENS) {
		s -> s_mask |= SMASK_RA_SET;
		s -> s_ra_settings = settings;
	    }
	    s -> s_mask |= SMASK_RA_SSN;
	    s -> s_ra_serial = ssn;
	    break;

	case SPDU_AS: 
	    s -> s_mask |= SMASK_AS_ID;
	    s -> s_as_id = *id;	/* struct copy */
	    break;

	case SPDU_AR: 
	    s -> s_mask |= SMASK_AR_OID | SMASK_AR_SSN | SMASK_AR_ID;
	    s -> s_ar_oid = *oid;	/* struct copy */
	    s -> s_ar_serial = ssn;
	    s -> s_ar_id = *id;	/* struct copy */	
	    if (ref) {
		s -> s_mask |= SMASK_AR_REF;
		s -> s_ar_reference = *ref;	/* struct copy */
	    }
	    break;

	case SPDU_AI:
	    s -> s_mask |= SMASK_AI_REASON;
	    s -> s_ai_reason = type;
	    break;

	case SPDU_AD:
	    s -> s_mask |= SMASK_AD_REASON;
	    s -> s_ad_reason = type;
	    break;

	case SPDU_ED: 
	    s -> s_mask |= SMASK_ED_REASON;
	    s -> s_ed_reason = type;
	    break;

	default: 
	    break;
    }

    if (cc > 0) {
	s -> s_mask |= SMASK_UDATA_PGI;
	s -> s_udata = data, s -> s_ulen = cc;
    }
    else
	s -> s_udata = NULL, s -> s_ulen = 0;
    result = spkt2tsdu (s, &uv -> uv_base, &uv -> uv_len);
    s -> s_mask &= ~SMASK_UDATA_PGI;
    s -> s_udata = NULL, s -> s_ulen = 0;

    if (result == NOTOK) {
	(void) ssaplose (si, s -> s_errno, NULLCP, NULLCP);
	goto out3;
    }
    freespkt (s);
    uv++;

    uv -> uv_base = NULL;

    if ((result = TWriteRequest (sb -> sb_fd, uvs, td)) == NOTOK)
	(void) ts2sslose (si, "TWriteRequest", td);

    free (uvs[0].uv_base);
    free (uvs[1].uv_base);

    return result;

out3: ;
    if (uvs[1].uv_base)
	free (uvs[1].uv_base);
out2: ;
    if (uvs[0].uv_base)
	free (uvs[0].uv_base);
out1: ;
    freespkt (s);

    return NOTOK;
}